/* roulang page: index */
:root{
  --purple:#4B3A8F;
  --purple-soft:#6C57B8;
  --gold:#E3A34A;
  --gold-deep:#C9893A;
  --ink:#0D0B14;
  --ink-2:#15121F;
  --paper:#F6F3EC;
  --paper-2:#EFEAE0;
  --white:#FFFFFF;
  --text:#2A2634;
  --muted:#6E6A78;
  --cyan:#4F8C86;
  --line:rgba(13,11,20,.10);
  --line-d:rgba(255,255,255,.10);
  --r-card:18px;
  --r-img:14px;
  --r-btn:999px;
  --r-input:12px;
  --shadow:0 18px 40px -24px rgba(13,11,20,.28);
  --shadow-deep:0 26px 60px -30px rgba(13,11,20,.55);
  --t:320ms;
  --t-fast:200ms;
  --t-slow:560ms;
  --ease:cubic-bezier(.2,.7,.2,1);
  --sec:96px;
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC",serif;
  --sans:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  --num:"Inter","Noto Sans SC",system-ui,sans-serif;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--sans);
  font-size:17px;
  line-height:1.9;
  color:var(--text);
  background:var(--paper);
  overflow-x:hidden;
}
body.is-locked{overflow:hidden}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;font-family:var(--serif);font-weight:700;color:var(--ink);line-height:1.3;letter-spacing:.01em}
h1{font-size:clamp(40px,6vw,76px);line-height:1.15}
h2{font-size:clamp(28px,3.4vw,42px);line-height:1.3}
h3{font-size:22px;line-height:1.45}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--purple);outline-offset:3px;border-radius:6px}
.section--dark :focus-visible,.site-footer :focus-visible,.drawer :focus-visible{outline-color:var(--gold)}

.container{width:100%;max-width:1280px;margin:0 auto;padding:0 24px}
.section{padding:var(--sec) 0;position:relative}
.section--white{background:#fff}
.section--paper{background:var(--paper)}
.section--soft{background:var(--paper-2)}
.section--dark{background:var(--ink);color:rgba(255,255,255,.80)}
.section--ink2{background:var(--ink-2);color:rgba(255,255,255,.80)}
.section--dark h1,.section--dark h2,.section--dark h3,.section--dark h4,
.section--ink2 h1,.section--ink2 h2,.section--ink2 h3,.section--ink2 h4{color:#fff}
.section--dark p,.section--ink2 p{color:rgba(255,255,255,.72)}

.sec-head{max-width:760px;margin-bottom:48px}
.sec-head--center{margin-left:auto;margin-right:auto;text-align:center}
.sec-tag{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.08em;text-transform:uppercase;
  color:var(--gold);font-family:var(--num);font-weight:700;margin-bottom:16px;
}
.sec-tag::before{content:"";width:22px;height:1px;background:var(--gold);display:inline-block}
.sec-head--center .sec-tag::after{content:"";width:22px;height:1px;background:var(--gold);display:inline-block}
.sec-desc{margin-top:20px;color:var(--muted);font-size:16.5px;max-width:640px}
.section--dark .sec-desc,.section--ink2 .sec-desc{color:rgba(255,255,255,.66)}
.sec-head--center .sec-desc{margin-left:auto;margin-right:auto}

/* ============ 导航 ============ */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:80;
  background:rgba(13,11,20,.35);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  backdrop-filter:blur(18px) saturate(140%);
  border-bottom:1px solid rgba(255,255,255,.10);
  transition:background var(--t) var(--ease),box-shadow var(--t) var(--ease);
}
.site-header.is-scrolled{
  background:rgba(13,11,20,.94);
  box-shadow:0 14px 34px -22px rgba(0,0,0,.75);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;height:84px;transition:height var(--t) var(--ease)}
.site-header.is-scrolled .nav-wrap{height:64px}
.brand{display:flex;align-items:center;gap:12px;color:#fff}
.brand-mark{width:38px;height:38px;flex:none;border-radius:12px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);display:grid;place-items:center}
.brand-mark svg{width:22px;height:22px}
.brand-name{font-family:var(--serif);font-size:16px;line-height:1.15;font-weight:700;letter-spacing:.02em;display:flex;flex-direction:column}
.brand-name em{font-style:normal;font-size:11px;letter-spacing:.22em;color:var(--gold);font-family:var(--num);font-weight:500;margin-top:2px}
.nav-links{display:flex;align-items:center;gap:30px}
.nav-links a{
  position:relative;padding:6px 0;font-size:15px;color:rgba(255,255,255,.76);
  transition:color var(--t-fast) var(--ease);
}
.nav-links a::after{
  content:"";position:absolute;left:0;bottom:0;width:0;height:1px;background:var(--gold);
  transition:width var(--t) var(--ease);
}
.nav-links a:hover,.nav-links a.is-active{color:#fff}
.nav-links a:hover::after,.nav-links a.is-active::after{width:100%}
.nav-right{display:flex;align-items:center;gap:14px}
.nav-icon{
  width:38px;height:38px;border-radius:50%;display:grid;place-items:center;
  color:rgba(255,255,255,.8);border:1px solid rgba(255,255,255,.14);
  transition:all var(--t-fast) var(--ease);
}
.nav-icon:hover{color:var(--gold);border-color:rgba(227,163,74,.6);background:rgba(227,163,74,.08)}
.btn-nav{
  display:inline-flex;align-items:center;gap:8px;padding:11px 22px;border-radius:var(--r-btn);
  background:var(--gold);color:#231A0B;font-size:14px;font-weight:700;
  transition:all var(--t) var(--ease);
}
.btn-nav:hover{background:#D9963C;transform:translateY(-1px)}
.nav-toggle{
  display:none;width:40px;height:40px;border-radius:10px;border:1px solid rgba(255,255,255,.14);
  background:transparent;cursor:pointer;padding:0;place-items:center;
}
.nav-toggle span{display:block;width:17px;height:1.5px;background:#fff;margin:3.5px auto;transition:all var(--t) var(--ease)}
.nav-toggle.is-open span:nth-child(1){transform:translateY(5px) rotate(45deg)}
.nav-toggle.is-open span:nth-child(2){opacity:0}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-5px) rotate(-45deg)}

.drawer{
  position:fixed;inset:0;z-index:70;background:rgba(13,11,20,.98);
  -webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);
  padding:104px 24px 40px;display:flex;flex-direction:column;
  opacity:0;pointer-events:none;transition:opacity var(--t) var(--ease);
}
.drawer.is-open{opacity:1;pointer-events:auto}
.drawer a.d-link{
  color:#fff;font-family:var(--serif);font-size:20px;padding:16px 0;
  border-bottom:1px solid var(--line-d);opacity:0;transform:translateY(10px);
  transition:opacity var(--t-slow) var(--ease),transform var(--t-slow) var(--ease);
}
.drawer.is-open a.d-link{opacity:1;transform:none;transition-delay:calc(var(--i,0) * 40ms)}
.drawer .d-cta{margin-top:28px;opacity:0;transform:translateY(10px);transition:all var(--t-slow) var(--ease)}
.drawer.is-open .d-cta{opacity:1;transform:none;transition-delay:320ms}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:15px 30px;border-radius:var(--r-btn);border:1px solid transparent;
  font-size:15px;font-weight:500;cursor:pointer;white-space:nowrap;
  transition:background var(--t) var(--ease),color var(--t) var(--ease),border-color var(--t) var(--ease),transform var(--t) var(--ease),box-shadow var(--t) var(--ease);
}
.btn i{transition:transform var(--t) var(--ease);font-size:13px}
.btn:hover i{transform:translateX(2px)}
.btn:active{transform:scale(.98)}
.btn:disabled,.btn.is-disabled{opacity:.4;cursor:not-allowed}
.btn-primary{background:var(--gold);color:#231A0B;font-weight:700}
.btn-primary:hover{background:#D9963C;box-shadow:0 14px 30px -16px rgba(227,163,74,.85)}
.btn-outline{border-color:rgba(255,255,255,.35);color:#fff}
.btn-outline:hover{border-color:var(--gold);color:var(--gold);background:rgba(227,163,74,.08)}
.btn-dark{background:var(--purple);color:#fff}
.btn-dark:hover{background:#3E2F79;box-shadow:0 16px 32px -18px rgba(75,58,143,.9)}
.btn-outline-dark{border-color:rgba(75,58,143,.35);color:var(--purple)}
.btn-outline-dark:hover{background:rgba(75,58,143,.06);border-color:var(--purple)}
.btn-ghost{color:var(--gold);padding:6px 0;border:0;background:none}
.btn-ghost::after{content:"→";transition:transform var(--t) var(--ease)}
.btn-ghost:hover::after{transform:translateX(3px)}
.btn-block{width:100%}

/* ============ 徽章/标签 ============ */
.badge{
  display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:999px;
  font-size:12px;letter-spacing:.08em;font-family:var(--num);font-weight:700;text-transform:uppercase;
}
.badge-cyan{background:rgba(79,140,134,.12);color:var(--cyan)}
.badge-gold{background:rgba(227,163,74,.16);color:var(--gold-deep)}
.badge-purple{background:rgba(75,58,143,.10);color:var(--purple)}
.badge-light{background:rgba(255,255,255,.10);color:rgba(255,255,255,.86);border:1px solid rgba(255,255,255,.14)}

/* ============ Hero ============ */
.hero{position:relative;min-height:90vh;display:flex;align-items:flex-end;padding:168px 0 88px;overflow:hidden}
.hero-bg{position:absolute;inset:0;z-index:0}
.hero-bg img{width:100%;height:100%;object-fit:cover;transform:scale(1.04)}
.hero-bg::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(13,11,20,.90) 0%,rgba(13,11,20,.62) 42%,rgba(13,11,20,.94) 100%);
}
.hero-stars{
  position:absolute;inset:0;z-index:1;pointer-events:none;opacity:.5;
  background-image:radial-gradient(rgba(255,255,255,.45) 1px,transparent 1px),radial-gradient(rgba(227,163,74,.4) 1px,transparent 1px);
  background-size:120px 120px,200px 200px;
  background-position:0 0,60px 40px;
}
.hero .container{position:relative;z-index:2;width:100%}
.hero-inner{max-width:880px}
.hero-badge{margin-bottom:22px}
.hero h1{color:#fff;text-wrap:balance}
.hero h1 span{color:var(--gold)}
.hero-sub{margin-top:24px;font-size:18px;line-height:1.85;color:rgba(255,255,255,.80);max-width:620px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:36px}
.hero-bar{
  margin-top:64px;display:grid;grid-template-columns:repeat(4,1fr);gap:0;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:var(--r-card);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);overflow:hidden;
}
.hero-bar-item{padding:20px 24px;border-right:1px solid rgba(255,255,255,.10)}
.hero-bar-item:last-child{border-right:0}
.hb-label{display:block;font-size:12px;letter-spacing:.12em;color:rgba(255,255,255,.52);font-family:var(--num);text-transform:uppercase;margin-bottom:6px}
.hero-bar-item strong{color:#fff;font-size:17px;font-weight:500}
.hero-bar-item strong.is-open{color:var(--gold)}

/* ============ 数字条 ============ */
.stats{display:grid;grid-template-columns:1.5fr 1fr 1.1fr 1.2fr;gap:24px;align-items:end}
.stat{padding:8px 0 0;border-top:1px solid rgba(255,255,255,.14);padding-top:22px}
.stat:nth-child(2){padding-top:44px}
.stat:nth-child(4){padding-top:32px}
.stat-num{font-family:var(--num);font-size:clamp(34px,4.6vw,56px);font-weight:700;color:#fff;line-height:1;letter-spacing:-.02em}
.stat-num small{font-size:16px;font-weight:500;color:var(--gold);margin-left:6px;letter-spacing:0}
.stat-label{margin-top:12px;font-size:14px;color:rgba(255,255,255,.58)}

/* ============ 分类入口 ============ */
.track-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:24px}
.track-card{
  grid-column:span 2;position:relative;border-radius:var(--r-card);overflow:hidden;
  background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);
  display:flex;flex-direction:column;
  transition:transform var(--t) var(--ease),border-color var(--t) var(--ease),box-shadow var(--t) var(--ease);
}
.track-card:nth-child(1),.track-card:nth-child(2){grid-column:span 3}
.track-card:hover{transform:translateY(-3px);border-color:rgba(227,163,74,.5);box-shadow:var(--shadow-deep)}
.track-thumb{position:relative;aspect-ratio:16/9;overflow:hidden}
.track-card:nth-child(1) .track-thumb,.track-card:nth-child(2) .track-thumb{aspect-ratio:16/8}
.track-thumb img{width:100%;height:100%;object-fit:cover;transition:transform var(--t-slow) var(--ease)}
.track-card:hover .track-thumb img{transform:scale(1.05)}
.track-thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(13,11,20,.55) 100%)}
.track-body{padding:24px;display:flex;flex-direction:column;gap:12px;flex:1}
.track-body h3{font-size:21px}
.track-body p{color:var(--muted);font-size:15px;line-height:1.8}
.track-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;padding-top:6px}
.track-foot .go{font-size:14px;color:var(--purple);font-weight:500;display:inline-flex;align-items:center;gap:6px}
.track-foot .go i{font-size:12px;transition:transform var(--t) var(--ease)}
.track-card:hover .track-foot .go i{transform:translateX(3px)}

/* ============ 议程 ============ */
.day-tabs{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:52px}
.day-tab{
  padding:12px 24px;border-radius:var(--r-btn);border:1px solid var(--line);background:#fff;
  color:var(--muted);font-size:14.5px;cursor:pointer;transition:all var(--t) var(--ease);
}
.day-tab:hover{border-color:rgba(75,58,143,.4);color:var(--purple)}
.day-tab.is-active{background:var(--purple);border-color:var(--purple);color:#fff;box-shadow:0 14px 28px -18px rgba(75,58,143,.9)}
.timeline{position:relative;padding:6px 0;display:none}
.timeline.is-active{display:block}
.timeline::before{
  content:"";position:absolute;left:50%;top:0;bottom:0;width:1px;transform:translateX(-50%);
  background:linear-gradient(180deg,transparent,var(--line) 8%,var(--line) 92%,transparent);
}
.tl-item{display:grid;grid-template-columns:1fr 96px 1fr;align-items:center;margin-bottom:28px}
.tl-item:last-child{margin-bottom:0}
.tl-card{
  grid-column:1;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px;box-shadow:var(--shadow);transition:all var(--t) var(--ease);
}
.tl-item:nth-child(even) .tl-card{grid-column:3}
.tl-item:hover .tl-card{border-color:rgba(227,163,74,.5);transform:translateY(-2px)}
.tl-time{font-family:var(--num);font-size:13px;font-weight:700;letter-spacing:.06em;color:var(--gold-deep)}
.tl-card h3{font-size:19px;margin:10px 0 8px;font-family:var(--sans);font-weight:700}
.tl-card p{color:var(--muted);font-size:15px;line-height:1.8}
.tl-dot{
  grid-column:2;justify-self:center;width:14px;height:14px;border-radius:50%;
  background:#fff;border:3px solid var(--purple);box-shadow:0 0 0 1px rgba(13,11,20,.10);
}
.tl-item.is-now .tl-dot{background:var(--gold);border-color:var(--gold);animation:pulse 2.4s var(--ease) infinite}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(227,163,74,.55)}
  70%{box-shadow:0 0 0 14px rgba(227,163,74,0)}
  100%{box-shadow:0 0 0 0 rgba(227,163,74,0)}
}

/* ============ 嘉宾 ============ */
.guest-grid{display:grid;grid-template-columns:1.55fr 1fr;gap:24px}
.guest-main{
  position:relative;border-radius:var(--r-card);overflow:hidden;min-height:420px;
  border:1px solid rgba(255,255,255,.12);background:var(--ink-2);
}
.guest-main img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0;opacity:.72}
.guest-main .g-info{position:relative;z-index:2;padding:32px;display:flex;flex-direction:column;justify-content:flex-end;height:100%;min-height:420px;
  background:linear-gradient(180deg,rgba(13,11,20,.05) 30%,rgba(13,11,20,.92) 100%)}
.g-info h3{color:#fff;font-size:24px}
.g-info .g-role{color:var(--gold);font-size:13px;letter-spacing:.08em;margin:8px 0 14px;font-family:var(--num)}
.g-info q{display:block;color:rgba(255,255,255,.76);font-size:15.5px;line-height:1.8;font-style:normal;border-left:2px solid var(--gold);padding-left:14px}
.guest-side{display:grid;gap:24px}
.guest-card{
  border-radius:var(--r-card);border:1px solid rgba(255,255,255,.12);background:rgba(255,255,255,.04);
  padding:24px;display:grid;grid-template-columns:88px 1fr;gap:18px;align-items:center;
  transition:all var(--t) var(--ease);
}
.guest-card:hover{border-color:rgba(227,163,74,.5);background:rgba(255,255,255,.06);transform:translateY(-2px)}
.guest-card img{width:88px;height:88px;border-radius:var(--r-img);object-fit:cover}
.guest-card h3{font-size:18px;color:#fff;font-family:var(--sans)}
.guest-card .g-role{color:var(--gold);font-size:12px;letter-spacing:.08em;margin:6px 0 8px;font-family:var(--num)}
.guest-card p{font-size:14px;color:rgba(255,255,255,.62);line-height:1.75}

/* ============ 票种 ============ */
.ticket-grid{display:grid;grid-template-columns:1fr 1.12fr 1fr;gap:24px;align-items:start}
.ticket{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:32px 28px;
  box-shadow:var(--shadow);display:flex;flex-direction:column;gap:20px;
  transition:all var(--t) var(--ease);
}
.ticket:hover{transform:translateY(-3px);border-color:rgba(227,163,74,.5)}
.ticket--main{background:var(--ink);border-color:rgba(227,163,74,.45);padding:40px 32px;margin-top:-16px}
.ticket--main h3,.ticket--main .price{color:#fff}
.ticket--main .ticket-note{color:rgba(255,255,255,.62)}
.ticket--main li{color:rgba(255,255,255,.80);border-bottom-color:rgba(255,255,255,.10)}
.ticket h3{font-size:20px;font-family:var(--sans);font-weight:700}
.ticket-note{font-size:14px;color:var(--muted);margin-top:6px}
.price{font-family:var(--num);font-size:40px;font-weight:700;color:var(--ink);line-height:1;letter-spacing:-.02em}
.price small{font-size:14px;font-weight:500;color:var(--muted);margin-left:6px;letter-spacing:0}
.ticket ul{display:grid;gap:0}
.ticket li{
  display:flex;gap:10px;align-items:flex-start;font-size:14.5px;color:var(--text);
  padding:11px 0;border-bottom:1px solid var(--line);line-height:1.7;
}
.ticket li i{color:var(--gold);font-size:12px;margin-top:6px}
.ticket li.is-off{color:var(--muted);opacity:.6}
.ticket li.is-off i{color:var(--muted)}

/* ============ 报名表单 ============ */
.signup{display:grid;grid-template-columns:1fr 1.05fr;gap:64px;align-items:start}
.signup-side h2{color:#fff}
.signup-side p{color:rgba(255,255,255,.70);margin-top:20px;font-size:16.5px}
.point-list{margin-top:32px;display:grid;gap:16px}
.point-list li{display:flex;gap:12px;align-items:flex-start;color:rgba(255,255,255,.80);font-size:15.5px}
.point-list i{color:var(--gold);margin-top:6px;font-size:13px}
.form-card{
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12);border-radius:var(--r-card);
  padding:32px;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field{display:flex;flex-direction:column;gap:8px}
.field--full{grid-column:1 / -1}
.field label{font-size:13px;color:rgba(255,255,255,.62);letter-spacing:.02em}
.field input,.field select,.field textarea{
  width:100%;padding:13px 15px;border-radius:var(--r-input);
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.16);
  color:#fff;font-size:15px;transition:all var(--t-fast) var(--ease);
}
.field textarea{resize:vertical;min-height:92px;line-height:1.7}
.field input::placeholder,.field textarea::placeholder{color:rgba(255,255,255,.34)}
.field select option{color:#2A2634}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--purple-soft);background:rgba(255,255,255,.10);
  box-shadow:0 0 0 3px rgba(108,87,184,.22);
}
.field.is-error input,.field.is-error select{border-color:#D96A6A;background:rgba(217,106,106,.12)}
.field .err{font-size:12.5px;color:#F0A6A6;display:none}
.field.is-error .err{display:block}
.check{display:flex;gap:10px;align-items:flex-start;font-size:13.5px;color:rgba(255,255,255,.66);line-height:1.7}
.check input{width:16px;height:16px;margin-top:5px;accent-color:var(--gold);flex:none}
.form-actions{margin-top:22px;display:flex;align-items:center;gap:18px;flex-wrap:wrap}
.form-actions .tip{font-size:13px;color:rgba(255,255,255,.48)}
.form-success{
  display:none;margin-top:22px;padding:22px;border-radius:var(--r-card);
  background:rgba(227,163,74,.12);border:1px solid rgba(227,163,74,.42);color:#fff;
}
.form-success strong{display:block;font-family:var(--serif);font-size:18px;margin-bottom:6px}
.form-success p{font-size:14.5px;color:rgba(255,255,255,.72)}
.form-success.is-show{display:block}

/* ============ 资讯 ============ */
.news-grid{display:grid;grid-template-columns:1.28fr 1fr;grid-template-rows:repeat(3,minmax(0,1fr));gap:24px}
.news-card{
  border-radius:var(--r-card);overflow:hidden;background:#fff;border:1px solid var(--line);
  box-shadow:var(--shadow);transition:all var(--t) var(--ease);
}
.news-card:hover{transform:translateY(-3px);border-color:rgba(227,163,74,.5);box-shadow:var(--shadow-deep)}
.news-feature{grid-row:span 3;display:flex}
.news-link{display:flex;flex-direction:column;width:100%}
.news-feature .news-thumb{aspect-ratio:16/10;overflow:hidden}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform var(--t-slow) var(--ease)}
.news-card:hover .news-thumb img{transform:scale(1.04)}
.news-body{padding:24px;display:flex;flex-direction:column;gap:12px;flex:1}
.news-body h3{font-size:21px;line-height:1.45;font-family:var(--sans);font-weight:700}
.news-body p{color:var(--muted);font-size:15px;line-height:1.8;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-meta{margin-top:auto;font-size:13px;color:var(--muted);font-family:var(--num);display:flex;align-items:center;gap:12px}
.news-small .news-link{flex-direction:row;align-items:stretch}
.news-small .news-thumb{flex:none;width:132px;overflow:hidden}
.news-small .news-body{padding:20px;gap:8px}
.news-small .news-body h3{font-size:16.5px;-webkit-line-clamp:2;display:-webkit-box;-webkit-box-orient:vertical;overflow:hidden}
.news-small .news-body p{font-size:13.5px;-webkit-line-clamp:2}
.news-empty{
  padding:64px 24px;text-align:center;border:1px dashed var(--line);border-radius:var(--r-card);background:#fff;
}
.empty-dot{
  display:block;width:12px;height:12px;margin:0 auto 18px;border-radius:50%;background:var(--gold);
  box-shadow:0 0 0 8px rgba(227,163,74,.14);
}
.news-empty p{color:var(--muted);margin-bottom:18px}

/* ============ FAQ ============ */
.faq-list{display:grid;gap:14px;max-width:900px;margin:0 auto}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;
  transition:border-color var(--t) var(--ease),box-shadow var(--t) var(--ease);
}
.faq-item:hover{border-color:rgba(227,163,74,.45)}
.faq-item.is-open{border-color:rgba(227,163,74,.6);box-shadow:var(--shadow)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:22px 24px;background:none;border:0;cursor:pointer;text-align:left;
  font-family:var(--serif);font-size:17px;font-weight:700;color:var(--ink);line-height:1.5;
}
.faq-q i{color:var(--gold);font-size:13px;flex:none;transition:transform var(--t) var(--ease)}
.faq-item.is-open .faq-q i{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .36s var(--ease)}
.faq-a p{padding:0 24px 22px;color:var(--muted);font-size:15.5px;line-height:1.85}

/* ============ 底部 CTA ============ */
.cta-band{position:relative;overflow:hidden;background:var(--ink);color:#fff}
.cta-band .cta-bg{position:absolute;inset:0;z-index:0}
.cta-band .cta-bg img{width:100%;height:100%;object-fit:cover;opacity:.32}
.cta-band .cta-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(120deg,rgba(13,11,20,.94) 0%,rgba(13,11,20,.72) 60%,rgba(75,58,143,.55) 100%)}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.4fr 1fr;gap:48px;align-items:center;padding:88px 0}
.cta-inner h2{color:#fff}
.cta-inner p{color:rgba(255,255,255,.72);margin-top:18px;font-size:16.5px;max-width:560px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.cta-note{display:flex;gap:22px;flex-wrap:wrap;font-size:13.5px;color:rgba(255,255,255,.56)}
.cta-note span{display:inline-flex;align-items:center;gap:8px}
.cta-note i{color:var(--gold);font-size:12px}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink);color:rgba(255,255,255,.62);padding:72px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:48px;padding-bottom:48px;border-bottom:1px solid var(--line-d)}
.footer-brand .brand{margin-bottom:18px}
.footer-brand p{font-size:14.5px;line-height:1.9;max-width:320px}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:20px;font-family:var(--sans);font-weight:700}
.footer-col ul{display:grid;gap:12px}
.footer-col a,.footer-col li{font-size:14.5px;color:rgba(255,255,255,.62);transition:color var(--t-fast) var(--ease)}
.footer-col a:hover{color:var(--gold)}
.footer-bottom{padding-top:24px;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;font-size:13.5px;color:rgba(255,255,255,.44)}
.footer-bottom a{color:rgba(255,255,255,.62)}
.footer-bottom a:hover{color:var(--gold)}

/* ============ 动效 ============ */
.reveal{opacity:0;transform:translateY(16px);transition:opacity var(--t-slow) var(--ease),transform var(--t-slow) var(--ease)}
.reveal.in-view{opacity:1;transform:none}
.stagger > *{transition-delay:calc(var(--i,0) * 60ms)}

/* ============ 响应式 ============ */
@media (max-width:1439px){
  :root{--sec:80px}
}
@media (max-width:1199px){
  :root{--sec:72px}
  .container{max-width:960px}
  .track-grid{grid-template-columns:repeat(4,1fr)}
  .track-card,.track-card:nth-child(1),.track-card:nth-child(2){grid-column:span 2}
  .signup{gap:44px}
}
@media (max-width:991px){
  :root{--sec:56px}
  .container{max-width:100%;padding:0 24px}
  .nav-links,.nav-icon{display:none}
  .nav-toggle{display:grid}
  .hero{padding:140px 0 64px;min-height:auto}
  .hero-bar{grid-template-columns:1fr 1fr}
  .hero-bar-item{border-right:0;border-bottom:1px solid rgba(255,255,255,.10)}
  .hero-bar-item:nth-child(odd){border-right:1px solid rgba(255,255,255,.10)}
  .hero-bar-item:nth-child(3),.hero-bar-item:nth-child(4){border-bottom:0}
  .stats{grid-template-columns:1fr 1fr;gap:28px 24px}
  .stat,.stat:nth-child(2),.stat:nth-child(4){padding-top:22px}
  .track-grid{grid-template-columns:1fr 1fr}
  .track-card,.track-card:nth-child(1),.track-card:nth-child(2){grid-column:span 1}
  .timeline::before{left:7px}
  .tl-item{grid-template-columns:1fr;gap:0;padding-left:36px;position:relative;margin-bottom:24px}
  .tl-card,.tl-item:nth-child(even) .tl-card{grid-column:1}
  .tl-dot{position:absolute;left:0;top:26px;grid-column:1}
  .guest-grid{grid-template-columns:1fr}
  .ticket-grid{grid-template-columns:1fr;gap:20px}
  .ticket--main{margin-top:0}
  .signup{grid-template-columns:1fr}
  .news-grid{grid-template-columns:1fr;grid-template-rows:none}
  .news-feature{grid-row:auto}
  .cta-inner{grid-template-columns:1fr;padding:64px 0}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
}
@media (max-width:767px){
  body{font-size:16px}
  .container{padding:0 16px}
  h1{font-size:clamp(32px,9vw,44px)}
  h2{font-size:26px}
  .hero{padding:120px 0 48px}
  .hero-sub{font-size:16px}
  .hero-actions .btn{flex:1;justify-content:center}
  .hero-bar{grid-template-columns:1fr;margin-top:40px}
  .hero-bar-item{border-right:0 !important;border-bottom:1px solid rgba(255,255,255,.10)}
  .hero-bar-item:last-child{border-bottom:0}
  .stats{grid-template-columns:1fr;gap:20px}
  .track-grid{grid-template-columns:1fr}
  .day-tabs{gap:8px;margin-bottom:32px}
  .day-tab{padding:10px 16px;font-size:13.5px}
  .form-grid{grid-template-columns:1fr}
  .form-card{padding:22px}
  .news-small .news-thumb{width:104px}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .footer-bottom{flex-direction:column;gap:10px}
  .sec-head{margin-bottom:32px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important}
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none}
}

/* roulang page: article */
:root{
  --nebula:#4B3A8F;
  --nebula-soft:rgba(75,58,143,.10);
  --gold:#E3A34A;
  --gold-deep:#cf8f33;
  --ink:#0D0B14;
  --ink-2:#15121F;
  --paper:#F6F3EC;
  --text:#2A2634;
  --text-weak:#6E6A78;
  --teal:#4F8C86;
  --line:rgba(13,11,20,.10);
  --line-dark:rgba(255,255,255,.10);
  --r-card:18px;
  --r-img:14px;
  --r-btn:999px;
  --shadow:0 18px 40px -24px rgba(13,11,20,.28);
  --shadow-soft:0 10px 30px -20px rgba(13,11,20,.45);
  --ease:cubic-bezier(.2,.7,.2,1);
  --serif:"Noto Serif SC","Songti SC","Source Han Serif SC",Georgia,serif;
  --sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  --num:"Inter","Noto Sans SC",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--sans);
  font-size:17px;
  line-height:1.9;
  color:var(--text);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
body.no-scroll{overflow:hidden;}
img{max-width:100%;display:block;border-radius:var(--r-img);object-fit:cover;}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease),opacity .2s var(--ease);}
button{font-family:inherit;cursor:pointer;border:0;background:none;}
input,select,textarea{font-family:inherit;font-size:16px;color:var(--text);}
h1,h2,h3,h4{margin:0;font-family:var(--serif);font-weight:700;color:var(--ink);letter-spacing:.01em;}
p{margin:0 0 20px;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--nebula);outline-offset:3px;border-radius:6px;}
::selection{background:var(--gold);color:var(--ink);}

.container{width:100%;max-width:1280px;margin:0 auto;padding:0 32px;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:13px 28px;border-radius:var(--r-btn);
  font-size:15px;font-weight:500;line-height:1;
  transition:all .2s var(--ease);white-space:nowrap;
}
.btn i{font-size:13px;transition:transform .2s var(--ease);}
.btn:hover i{transform:translateX(2px);}
.btn-primary{background:var(--gold);color:var(--ink);box-shadow:0 12px 26px -16px rgba(227,163,74,.9);}
.btn-primary:hover{background:var(--gold-deep);}
.btn-primary:active{transform:scale(.98);}
.btn-ghost{border:1px solid var(--line-dark);color:#fff;background:rgba(255,255,255,.04);}
.btn-ghost:hover{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.3);}
.btn-outline{border:1px solid var(--line);color:var(--ink);background:#fff;}
.btn-outline:hover{border-color:var(--gold);color:var(--nebula);}
.btn:disabled{opacity:.4;cursor:not-allowed;}

/* ============ 导航 ============ */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:120;
  background:rgba(13,11,20,.35);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  border-bottom:1px solid var(--line-dark);
  transition:background .32s var(--ease),box-shadow .32s var(--ease);
}
.site-header.is-scrolled{
  background:rgba(13,11,20,.94);
  box-shadow:0 14px 40px -26px rgba(0,0,0,.8);
}
.nav-wrap{
  display:flex;align-items:center;justify-content:space-between;gap:24px;
  height:84px;transition:height .32s var(--ease);
}
.site-header.is-scrolled .nav-wrap{height:64px;}
.brand{display:flex;align-items:center;gap:10px;color:#fff;}
.brand-mark{
  width:34px;height:34px;flex:0 0 34px;border-radius:10px;
  background:linear-gradient(150deg,#4B3A8F 0%,#15121F 100%);
  border:1px solid rgba(255,255,255,.16);
  display:flex;align-items:center;justify-content:center;
}
.brand-mark svg{width:22px;height:22px;}
.brand-name{
  font-family:var(--serif);font-size:19px;font-weight:700;letter-spacing:.04em;line-height:1.1;color:#fff;
}
.brand-name em{font-style:normal;color:var(--gold);}
.nav-links{display:flex;align-items:center;gap:26px;}
.nav-links a{
  position:relative;font-size:15px;color:rgba(255,255,255,.82);padding:6px 0;
}
.nav-links a::after{
  content:"";position:absolute;left:0;bottom:0;width:100%;height:1px;
  background:var(--gold);transform:scaleX(0);transform-origin:left;
  transition:transform .32s var(--ease);
}
.nav-links a:hover{color:#fff;}
.nav-links a:hover::after,.nav-links a.is-active::after{transform:scaleX(1);}
.nav-links a.is-active{color:#fff;}
.nav-right{display:flex;align-items:center;gap:14px;}
.nav-icon{
  width:38px;height:38px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  color:rgba(255,255,255,.85);border:1px solid var(--line-dark);transition:all .2s var(--ease);
}
.nav-icon:hover{color:var(--gold);border-color:rgba(227,163,74,.5);}
.btn-nav{
  padding:11px 22px;border-radius:var(--r-btn);background:var(--gold);color:var(--ink);
  font-size:14px;font-weight:600;line-height:1;transition:all .2s var(--ease);
}
.btn-nav:hover{background:var(--gold-deep);}
.nav-toggle{display:none;width:40px;height:40px;flex-direction:column;justify-content:center;gap:5px;align-items:center;}
.nav-toggle span{display:block;width:20px;height:2px;background:#fff;border-radius:2px;transition:transform .32s var(--ease),opacity .2s var(--ease);}
.site-header.is-open .nav-toggle span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.site-header.is-open .nav-toggle span:nth-child(2){opacity:0;}
.site-header.is-open .nav-toggle span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

/* ============ 文章深色头图区 ============ */
.article-hero{
  position:relative;color:#fff;overflow:hidden;
  padding:172px 0 72px;
  background:
    radial-gradient(1100px 460px at 78% 8%,rgba(75,58,143,.55),transparent 62%),
    radial-gradient(700px 320px at 12% 92%,rgba(227,163,74,.16),transparent 65%),
    #0D0B14;
}
.article-hero::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
  opacity:.28;mix-blend-mode:luminosity;
}
.article-hero::after{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(255,255,255,.10) 1px,transparent 1px);
  background-size:34px 34px;opacity:.28;pointer-events:none;
}
.article-hero .container{position:relative;z-index:2;}
.breadcrumb{
  display:flex;align-items:center;flex-wrap:wrap;gap:10px;
  font-size:13px;color:rgba(255,255,255,.62);margin-bottom:24px;
}
.breadcrumb a:hover{color:var(--gold);}
.breadcrumb .sep{color:rgba(255,255,255,.28);}
.breadcrumb .current{color:rgba(255,255,255,.86);max-width:520px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.badge{
  display:inline-flex;align-items:center;gap:7px;
  padding:6px 15px;border-radius:var(--r-btn);
  font-size:12px;letter-spacing:.08em;line-height:1.6;
  background:rgba(79,140,134,.22);color:#a9ded8;border:1px solid rgba(79,140,134,.45);
}
.badge-gold{background:rgba(227,163,74,.16);color:#f0c98a;border-color:rgba(227,163,74,.42);}
.article-hero h1{
  color:#fff;font-size:clamp(30px,4.4vw,50px);line-height:1.28;
  margin:22px 0 24px;max-width:900px;
}
.hero-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:22px;
  font-size:14px;color:rgba(255,255,255,.66);font-family:var(--num);
}
.hero-meta span{display:inline-flex;align-items:center;gap:8px;}
.hero-meta i{color:var(--gold);font-size:13px;}
.hero-rule{
  margin-top:34px;height:1px;width:100%;
  background:linear-gradient(90deg,var(--gold) 0%,rgba(255,255,255,.14) 38%,transparent 100%);
}

/* ============ 正文布局 ============ */
.article-wrap{background:var(--paper);padding:64px 0 80px;}
.article-layout{
  display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:56px;align-items:start;
}
.article-main{min-width:0;}

/* 正文排版 */
.article-body{max-width:760px;font-size:17px;line-height:1.95;color:var(--text);}
.article-body > *:first-child{margin-top:0;}
.article-body p{margin:0 0 20px;}
.article-body h2{
  position:relative;font-size:28px;line-height:1.4;margin:48px 0 18px;padding-left:18px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.34em;width:4px;height:1em;
  background:var(--gold);border-radius:2px;
}
.article-body h3{
  font-size:22px;line-height:1.45;margin:34px 0 14px;color:var(--ink-2);
}
.article-body h3::before{content:"—";color:var(--nebula);margin-right:8px;}
.article-body h4{font-size:18px;margin:26px 0 10px;color:var(--ink-2);}
.article-body ul,.article-body ol{margin:0 0 22px;padding-left:4px;}
.article-body ul li,.article-body ol li{position:relative;padding-left:24px;margin-bottom:10px;}
.article-body ul li::before{
  content:"";position:absolute;left:4px;top:.78em;width:6px;height:6px;border-radius:50%;
  background:var(--nebula);
}
.article-body ol{counter-reset:item;}
.article-body ol li::before{
  counter-increment:item;content:counter(item,decimal-leading-zero);
  position:absolute;left:0;top:0;font-family:var(--num);font-size:13px;font-weight:600;color:var(--gold-deep);
}
.article-body blockquote{
  margin:26px 0;padding:22px 26px;border-left:3px solid var(--nebula);
  background:#fff;border-radius:0 var(--r-img) var(--r-img) 0;box-shadow:var(--shadow-soft);
  color:var(--ink-2);font-family:var(--serif);font-size:17px;line-height:1.85;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:var(--r-img);margin:26px 0;width:100%;}
.article-body a{color:var(--nebula);border-bottom:1px solid rgba(75,58,143,.3);}
.article-body a:hover{color:var(--gold-deep);border-color:var(--gold);}
.article-body table{
  width:100%;border-collapse:collapse;margin:26px 0;font-size:15px;background:#fff;
  border-radius:var(--r-img);overflow:hidden;box-shadow:var(--shadow-soft);
}
.article-body th,.article-body td{padding:13px 16px;text-align:left;border-bottom:1px solid var(--line);}
.article-body th{background:rgba(75,58,143,.06);font-weight:600;color:var(--ink-2);}
.article-body tr:last-child td{border-bottom:0;}
.article-body code{
  font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:14px;
  background:rgba(75,58,143,.08);color:var(--nebula);padding:2px 7px;border-radius:6px;
}
.article-body pre{
  background:var(--ink-2);color:#e6e3f0;padding:20px 22px;border-radius:var(--r-img);
  overflow-x:auto;margin:26px 0;font-size:14px;line-height:1.75;
}
.article-body pre code{background:none;color:inherit;padding:0;}
.article-body hr{border:0;height:1px;background:var(--line);margin:38px 0;}

/* 空态 */
.empty-state{
  max-width:760px;text-align:center;padding:56px 28px;
  background:#fff;border:1px dashed var(--line);border-radius:var(--r-card);box-shadow:var(--shadow);
}
.empty-state .dots{
  width:64px;height:64px;margin:0 auto 20px;border-radius:50%;
  background:radial-gradient(circle at 30% 30%,rgba(227,163,74,.9) 0 3px,transparent 4px),
             radial-gradient(circle at 70% 40%,rgba(255,255,255,.9) 0 2px,transparent 3px),
             radial-gradient(circle at 45% 72%,rgba(255,255,255,.7) 0 2px,transparent 3px),
             linear-gradient(150deg,#4B3A8F,#0D0B14);
  border:1px solid rgba(255,255,255,.12);
}
.empty-state h2{font-size:24px;margin-bottom:12px;}
.empty-state p{color:var(--text-weak);margin-bottom:24px;}

/* 标签 */
.article-tags{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin:44px 0 0;padding-top:28px;border-top:1px solid var(--line);}
.article-tags .label{font-size:13px;color:var(--text-weak);letter-spacing:.08em;}
.tag{
  display:inline-block;padding:7px 16px;border-radius:var(--r-btn);font-size:13px;
  background:#fff;border:1px solid var(--line);color:var(--text);transition:all .2s var(--ease);
}
.tag:hover{border-color:var(--gold);color:var(--nebula);transform:translateY(-2px);}

/* 返回入口 */
.back-row{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}

/* 侧栏 */
.article-side{position:sticky;top:100px;display:flex;flex-direction:column;gap:20px;}
.side-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px;box-shadow:var(--shadow);
}
.side-title{
  font-size:16px;margin:0 0 16px;padding-bottom:12px;border-bottom:1px solid var(--line);
  display:flex;align-items:center;gap:8px;
}
.side-title i{color:var(--gold);font-size:14px;}
.toc-list{max-height:320px;overflow-y:auto;}
.toc-item a{
  display:block;padding:7px 0;font-size:14px;color:var(--text-weak);line-height:1.6;
  border-left:2px solid transparent;padding-left:10px;transition:all .2s var(--ease);
}
.toc-item a:hover,.toc-item a.is-current{color:var(--nebula);border-left-color:var(--gold);padding-left:14px;}
.toc-h3 a{padding-left:22px;font-size:13px;}
.toc-empty{font-size:13px;color:var(--text-weak);margin:0;}
.signup-card{
  background:linear-gradient(160deg,#231c46 0%,#0D0B14 100%);
  border:1px solid rgba(255,255,255,.10);color:rgba(255,255,255,.78);
  box-shadow:0 22px 50px -30px rgba(13,11,20,.9);
}
.signup-card h3{color:#fff;font-size:19px;margin-bottom:10px;}
.signup-card p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.7);margin-bottom:8px;}
.signup-card .quota{
  font-family:var(--num);font-size:34px;color:var(--gold);line-height:1.1;display:block;margin:12px 0 4px;
}
.signup-card .quota small{font-family:var(--sans);font-size:13px;color:rgba(255,255,255,.6);margin-left:6px;}
.signup-card .btn{width:100%;justify-content:center;margin-top:16px;}

/* ============ 相关推荐 ============ */
.related{background:#fff;padding:72px 0;border-top:1px solid var(--line);}
.section-head{margin-bottom:36px;}
.section-head .kicker{
  display:inline-flex;align-items:center;gap:8px;font-size:12px;letter-spacing:.12em;
  color:var(--teal);margin-bottom:12px;
}
.section-head .kicker::before{content:"";width:22px;height:1px;background:var(--teal);}
.section-head h2{font-size:34px;line-height:1.3;}
.section-head p{color:var(--text-weak);margin:12px 0 0;max-width:640px;font-size:16px;}
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.card{
  background:var(--paper);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;display:flex;flex-direction:column;
  transition:transform .32s var(--ease),border-color .32s var(--ease),box-shadow .32s var(--ease);
}
.card:hover{transform:translateY(-2px);border-color:rgba(227,163,74,.4);box-shadow:var(--shadow);}
.card figure{margin:0;position:relative;overflow:hidden;aspect-ratio:16/10;}
.card figure img{width:100%;height:100%;border-radius:0;transition:transform .56s var(--ease);}
.card:hover figure img{transform:scale(1.05);}
.card figure .badge{position:absolute;left:14px;top:14px;backdrop-filter:blur(6px);}
.card-body{padding:22px;display:flex;flex-direction:column;flex:1;}
.card-body h3{font-size:19px;line-height:1.5;margin-bottom:10px;}
.card-body h3 a:hover{color:var(--nebula);}
.card-body p{font-size:14px;line-height:1.8;color:var(--text-weak);margin-bottom:18px;}
.card-meta{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--text-weak);font-family:var(--num);
  padding-top:14px;border-top:1px solid var(--line);
}
.card-meta .more{color:var(--nebula);font-family:var(--sans);}
.card-meta .more i{font-size:11px;transition:transform .2s var(--ease);}
.card:hover .card-meta .more i{transform:translateX(2px);}

/* ============ CTA ============ */
.cta{
  position:relative;overflow:hidden;color:#fff;
  padding:88px 0;
  background:
    radial-gradient(760px 340px at 82% 18%,rgba(75,58,143,.62),transparent 62%),
    radial-gradient(520px 260px at 8% 88%,rgba(227,163,74,.16),transparent 68%),
    #0D0B14;
}
.cta::after{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(255,255,255,.09) 1px,transparent 1px);
  background-size:30px 30px;opacity:.35;pointer-events:none;
}
.cta .container{position:relative;z-index:2;display:grid;grid-template-columns:1.25fr .75fr;gap:48px;align-items:center;}
.cta h2{color:#fff;font-size:clamp(28px,3.4vw,40px);line-height:1.3;margin-bottom:16px;}
.cta p{color:rgba(255,255,255,.72);margin-bottom:0;max-width:620px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
.cta-facts{
  border:1px solid var(--line-dark);border-radius:var(--r-card);padding:26px;
  background:rgba(255,255,255,.04);backdrop-filter:blur(8px);
}
.cta-facts li{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:12px 0;border-bottom:1px dashed rgba(255,255,255,.14);font-size:14px;color:rgba(255,255,255,.78);
}
.cta-facts li:last-child{border-bottom:0;}
.cta-facts li strong{font-family:var(--num);color:var(--gold);font-size:17px;font-weight:600;}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink);color:rgba(255,255,255,.66);padding:72px 0 28px;font-size:14px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;padding-bottom:40px;border-bottom:1px solid var(--line-dark);}
.footer-brand .brand{margin-bottom:18px;}
.footer-brand p{line-height:1.85;color:rgba(255,255,255,.6);max-width:360px;margin:0;}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:18px;font-family:var(--sans);letter-spacing:.04em;}
.footer-col ul li{margin-bottom:11px;line-height:1.7;}
.footer-col ul li a:hover{color:var(--gold);}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
  padding-top:24px;font-size:13px;color:rgba(255,255,255,.45);font-family:var(--num);
}

/* ============ 动效 ============ */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .56s var(--ease),transform .56s var(--ease);}
.reveal.is-in{opacity:1;transform:none;}

/* ============ 断点 ============ */
@media (max-width:1439px){
  .container{max-width:1140px;}
}
@media (max-width:1199px){
  .container{max-width:960px;padding:0 24px;}
  .article-layout{grid-template-columns:minmax(0,1fr) 280px;gap:36px;}
  .nav-links{gap:20px;}
  .nav-links a{font-size:14px;}
}
@media (max-width:991px){
  .container{max-width:100%;padding:0 24px;}
  .article-layout{grid-template-columns:1fr;gap:40px;}
  .article-side{position:static;flex-direction:column;}
  .side-card{box-shadow:var(--shadow-soft);}
  .article-body{max-width:100%;}
  .card-grid{grid-template-columns:repeat(2,1fr);}
  .cta .container{grid-template-columns:1fr;gap:32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .nav-links{
    position:fixed;inset:0;z-index:-1;flex-direction:column;justify-content:center;gap:6px;
    background:rgba(13,11,20,.97);backdrop-filter:blur(20px);
    opacity:0;pointer-events:none;transition:opacity .32s var(--ease);
  }
  .site-header.is-open .nav-links{opacity:1;pointer-events:auto;z-index:110;}
  .nav-links a{
    font-size:22px;font-family:var(--serif);padding:14px 0;opacity:0;transform:translateY(10px);
  }
  .site-header.is-open .nav-links a{opacity:1;transform:none;transition:opacity .4s var(--ease),transform .4s var(--ease);}
  .site-header.is-open .nav-links a:nth-child(1){transition-delay:.04s;}
  .site-header.is-open .nav-links a:nth-child(2){transition-delay:.08s;}
  .site-header.is-open .nav-links a:nth-child(3){transition-delay:.12s;}
  .site-header.is-open .nav-links a:nth-child(4){transition-delay:.16s;}
  .site-header.is-open .nav-links a:nth-child(5){transition-delay:.20s;}
  .site-header.is-open .nav-links a:nth-child(6){transition-delay:.24s;}
  .nav-toggle{display:flex;}
  .btn-nav{display:none;}
  .article-hero{padding:132px 0 56px;}
  .breadcrumb .current{max-width:100%;white-space:normal;}
}
@media (max-width:767px){
  body{font-size:16px;}
  .container{padding:0 16px;}
  .nav-wrap{height:68px;}
  .article-hero{padding:112px 0 44px;}
  .article-hero h1{font-size:26px;}
  .hero-meta{gap:14px;font-size:13px;}
  .article-wrap{padding:44px 0 56px;}
  .article-body h2{font-size:23px;margin-top:38px;}
  .article-body h3{font-size:19px;}
  .card-grid{grid-template-columns:1fr;}
  .section-head h2{font-size:27px;}
  .related,.cta{padding:56px 0;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .cta-actions .btn{width:100%;justify-content:center;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;}
  html{scroll-behavior:auto;}
  .reveal{opacity:1;transform:none;}
}

/* roulang page: category1 */
/* ============ 1. 设计变量 ============ */
:root{
  --nebula:#4B3A8F;
  --nebula-deep:#3A2C72;
  --gold:#E3A34A;
  --gold-deep:#C98A33;
  --ink:#0D0B14;
  --ink-2:#15121F;
  --paper:#F6F3EC;
  --white:#ffffff;
  --text:#2A2634;
  --muted:#6E6A78;
  --teal:#4F8C86;
  --line:rgba(13,11,20,.10);
  --line-2:rgba(13,11,20,.06);
  --line-dark:rgba(255,255,255,.10);
  --r-card:18px;
  --r-img:14px;
  --r-input:12px;
  --shadow:0 18px 40px -24px rgba(13,11,20,.28);
  --shadow-lg:0 34px 72px -44px rgba(13,11,20,.5);
  --ease:cubic-bezier(.2,.7,.2,1);
  --font-serif:"Noto Serif SC","Songti SC",Georgia,serif;
  --font-sans:"Noto Sans SC","Inter",-apple-system,BlinkMacSystemFont,"Helvetica Neue",sans-serif;
  --font-num:"Inter","Noto Sans SC",sans-serif;
  --header-h:84px;
}

/* ============ 2. 基础 reset ============ */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:17px;
  line-height:1.9;
  color:var(--text);
  background:var(--paper);
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,figure,blockquote,ul,ol{margin:0;}
ul,ol{padding:0;list-style:none;}
img{max-width:100%;display:block;border-style:none;}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease),opacity .2s var(--ease);}
button,input,select,textarea{font:inherit;color:inherit;}
button{cursor:pointer;border:none;background:none;}
:focus-visible{outline:2px solid var(--nebula);outline-offset:3px;border-radius:4px;}
::selection{background:rgba(227,163,74,.32);}

/* ============ 3. 容器与通用 ============ */
.container{width:100%;max-width:1280px;margin:0 auto;padding:0 32px;}
.section{padding:96px 0;}
.section--tight{padding:72px 0;}
.section--paper{background:var(--paper);}
.section--white{background:#fff;}
.section--dark{background:var(--ink);color:#EDEAF4;}
.section--dark h2,.section--dark h3{color:#fff;}

.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--gold-deep);font-weight:600;font-family:var(--font-num);
}
.section--dark .eyebrow{color:var(--gold);}
.eyebrow::before{content:"";width:26px;height:1px;background:currentColor;opacity:.6;}

.section-head{max-width:780px;margin-bottom:48px;}
.section-head h2{
  font-family:var(--font-serif);
  font-size:clamp(28px,3.1vw,42px);
  line-height:1.32;
  letter-spacing:.01em;
  margin:14px 0 18px;
  color:var(--ink);
}
.section--dark .section-head h2{color:#fff;}
.section-head p{color:var(--muted);font-size:17px;line-height:1.9;max-width:660px;}
.section--dark .section-head p{color:rgba(237,234,244,.72);}
.section-head--center{margin-left:auto;margin-right:auto;text-align:center;}
.section-head--center p{margin:0 auto;}

/* ============ 4. 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:14px 28px;border-radius:999px;
  font-size:15px;font-weight:600;letter-spacing:.02em;
  transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease),box-shadow .3s var(--ease);
  white-space:nowrap;border:1px solid transparent;
}
.btn i{transition:transform .2s var(--ease);font-size:13px;}
.btn:hover i{transform:translateX(2px);}
.btn-primary{background:var(--gold);color:#241705;box-shadow:0 14px 30px -18px rgba(227,163,74,.9);}
.btn-primary:hover{background:var(--gold-deep);}
.btn-primary:active{transform:scale(.98);}
.btn-ghost{border-color:rgba(255,255,255,.28);color:#fff;background:rgba(255,255,255,.04);}
.btn-ghost:hover{border-color:rgba(255,255,255,.6);background:rgba(255,255,255,.1);}
.btn-outline{border-color:rgba(13,11,20,.18);color:var(--ink);background:transparent;}
.btn-outline:hover{border-color:var(--gold);color:var(--gold-deep);}
.btn-link{display:inline-flex;align-items:center;gap:7px;color:var(--nebula);font-weight:600;font-size:15px;padding:0;}
.btn-link:hover{color:var(--gold-deep);}
.btn-link i{font-size:12px;transition:transform .2s var(--ease);}
.btn-link:hover i{transform:translateX(2px);}
.btn:disabled,.btn.is-disabled{opacity:.4;cursor:not-allowed;}

/* ============ 5. 标签与徽章 ============ */
.tag{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;letter-spacing:.08em;font-weight:500;
  padding:5px 12px;border-radius:999px;
  background:rgba(79,140,134,.12);color:#3D6E69;border:1px solid rgba(79,140,134,.22);
}
.tag--gold{background:rgba(227,163,74,.16);color:#8A5A16;border-color:rgba(227,163,74,.34);}
.tag--violet{background:rgba(75,58,143,.1);color:#4B3A8F;border-color:rgba(75,58,143,.2);}
.tag--dark{background:rgba(255,255,255,.08);color:rgba(255,255,255,.86);border-color:rgba(255,255,255,.16);}

/* ============ 6. 玻璃导航 ============ */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  background:rgba(13,11,20,.35);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  border-bottom:1px solid rgba(255,255,255,.10);
  transition:background .32s var(--ease),box-shadow .32s var(--ease);
}
.site-header.is-scrolled{background:rgba(13,11,20,.94);box-shadow:0 20px 40px -30px rgba(0,0,0,.9);}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:28px;height:var(--header-h);transition:height .32s var(--ease);}
.site-header.is-scrolled .nav-wrap{height:64px;}

.brand{display:flex;align-items:center;gap:11px;flex-shrink:0;}
.brand-mark{width:30px;height:30px;display:block;}
.brand-mark svg{width:100%;height:100%;}
.brand-name{
  font-family:var(--font-serif);font-size:19px;font-weight:700;color:#fff;
  letter-spacing:.02em;line-height:1.1;display:flex;flex-direction:column;
}
.brand-name em{font-style:normal;font-size:12px;letter-spacing:.34em;color:var(--gold);font-weight:600;font-family:var(--font-sans);}

.nav-links{display:flex;align-items:center;gap:6px;}
.nav-links a{
  position:relative;padding:9px 14px;font-size:15px;color:rgba(255,255,255,.78);
  border-radius:8px;letter-spacing:.01em;
}
.nav-links a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:4px;height:1px;
  background:var(--gold);transform:scaleX(0);transform-origin:left;transition:transform .28s var(--ease);
}
.nav-links a:hover{color:#fff;}
.nav-links a:hover::after{transform:scaleX(1);}
.nav-links a.is-active{color:#fff;font-weight:600;}
.nav-links a.is-active::after{transform:scaleX(1);}

.nav-right{display:flex;align-items:center;gap:14px;position:relative;z-index:110;}
.nav-icon{
  width:38px;height:38px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  color:rgba(255,255,255,.8);border:1px solid rgba(255,255,255,.16);font-size:14px;
}
.nav-icon:hover{color:#fff;border-color:rgba(255,255,255,.44);background:rgba(255,255,255,.06);}
.btn-nav{
  padding:10px 22px;border-radius:999px;background:var(--gold);color:#241705;
  font-size:14px;font-weight:600;transition:background .2s var(--ease),transform .2s var(--ease);
}
.btn-nav:hover{background:var(--gold-deep);}
.btn-nav:active{transform:scale(.98);}
.nav-toggle{display:none;width:40px;height:40px;flex-direction:column;justify-content:center;gap:5px;padding:0 8px;}
.nav-toggle span{display:block;height:1.6px;background:#fff;border-radius:2px;transition:transform .3s var(--ease),opacity .2s var(--ease);}
body.nav-open .nav-toggle span:nth-child(1){transform:translateY(6.6px) rotate(45deg);}
body.nav-open .nav-toggle span:nth-child(2){opacity:0;}
body.nav-open .nav-toggle span:nth-child(3){transform:translateY(-6.6px) rotate(-45deg);}

/* ============ 7. 内页 Hero ============ */
.page-hero{
  position:relative;
  min-height:600px;
  padding:calc(var(--header-h) + 76px) 0 64px;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center 42%;
  color:#fff;overflow:hidden;
  display:flex;align-items:flex-end;
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(13,11,20,.86) 0%,rgba(13,11,20,.62) 42%,rgba(13,11,20,.9) 100%);
}
.page-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:radial-gradient(1.4px 1.4px at 18% 26%,rgba(255,255,255,.7),transparent 60%),
                   radial-gradient(1.2px 1.2px at 62% 14%,rgba(255,255,255,.55),transparent 60%),
                   radial-gradient(1.6px 1.6px at 84% 48%,rgba(227,163,74,.7),transparent 60%),
                   radial-gradient(1.1px 1.1px at 36% 68%,rgba(255,255,255,.5),transparent 60%),
                   radial-gradient(1.3px 1.3px at 74% 78%,rgba(255,255,255,.45),transparent 60%);
}
.page-hero .container{position:relative;z-index:2;}
.crumbs{display:flex;align-items:center;gap:9px;font-size:13px;color:rgba(255,255,255,.62);margin-bottom:26px;}
.crumbs a:hover{color:var(--gold);}
.crumbs i{font-size:10px;opacity:.6;}
.crumbs span{color:rgba(255,255,255,.9);}
.page-hero h1{
  font-family:var(--font-serif);
  font-size:clamp(34px,4.6vw,58px);
  line-height:1.2;letter-spacing:.01em;
  max-width:15em;margin:18px 0 22px;color:#fff;
}
.page-hero .lede{font-size:18px;line-height:1.9;color:rgba(255,255,255,.82);max-width:640px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:36px;}

.hero-bar{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));
  gap:1px;margin-top:48px;
  background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.14);
  border-radius:var(--r-card);
  overflow:hidden;backdrop-filter:blur(12px);
}
.hero-bar div{background:rgba(13,11,20,.42);padding:20px 22px;}
.hero-bar dt{font-size:12px;letter-spacing:.12em;color:rgba(255,255,255,.55);margin-bottom:6px;}
.hero-bar dd{margin:0;font-size:17px;font-weight:600;color:#fff;font-family:var(--font-num);}
.hero-bar dd small{font-size:13px;font-weight:400;color:rgba(255,255,255,.62);margin-left:6px;font-family:var(--font-sans);}

/* ============ 8. 数据条 ============ */
.stats{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:24px;}
.stat{
  padding:28px 26px;border-radius:var(--r-card);background:#fff;
  border:1px solid var(--line);box-shadow:var(--shadow);
  display:flex;flex-direction:column;gap:8px;
}
.stat:nth-child(2){background:var(--ink);border-color:rgba(255,255,255,.1);}
.stat:nth-child(2) .stat-num,.stat:nth-child(2) .stat-label{color:#fff;}
.stat:nth-child(2) .stat-desc{color:rgba(255,255,255,.62);}
.stat:nth-child(3){background:rgba(75,58,143,.06);border-color:rgba(75,58,143,.16);}
.stat-num{font-family:var(--font-num);font-size:clamp(32px,3.4vw,46px);font-weight:600;line-height:1;color:var(--nebula);}
.stat-num small{font-size:15px;font-weight:500;margin-left:4px;color:var(--muted);}
.stat-label{font-size:15px;font-weight:600;color:var(--ink);}
.stat-desc{font-size:14px;color:var(--muted);line-height:1.75;}

/* ============ 9. 主内容双栏 ============ */
.camp-layout{display:grid;grid-template-columns:258px minmax(0,1fr);gap:52px;align-items:start;}
.toc-aside{position:sticky;top:104px;display:flex;flex-direction:column;gap:20px;}
.toc-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:24px;box-shadow:var(--shadow);}
.toc-title{font-size:13px;letter-spacing:.16em;color:var(--muted);font-weight:600;margin-bottom:16px;}
.toc-nav{display:flex;flex-direction:column;}
.toc-nav a{
  position:relative;padding:11px 0 11px 16px;font-size:15px;color:var(--text);
  border-bottom:1px solid var(--line-2);
}
.toc-nav a:last-child{border-bottom:none;}
.toc-nav a::before{
  content:"";position:absolute;left:0;top:19px;width:5px;height:5px;border-radius:50%;
  background:var(--line);transition:background .2s var(--ease),transform .2s var(--ease);
}
.toc-nav a:hover{color:var(--nebula);}
.toc-nav a:hover::before{background:var(--gold);transform:scale(1.4);}
.toc-nav a.is-active{color:var(--nebula);font-weight:600;}
.toc-nav a.is-active::before{background:var(--gold);}
.toc-promo{
  border-radius:var(--r-card);overflow:hidden;background:var(--ink);color:#fff;
  border:1px solid rgba(255,255,255,.1);
}
.toc-promo img{width:100%;height:130px;object-fit:cover;opacity:.86;}
.toc-promo .toc-promo-body{padding:18px 20px 22px;}
.toc-promo h4{font-family:var(--font-serif);font-size:17px;color:#fff;line-height:1.5;margin-bottom:8px;}
.toc-promo p{font-size:13px;color:rgba(255,255,255,.66);line-height:1.75;margin-bottom:14px;}
.toc-promo .btn{width:100%;padding:11px 18px;font-size:14px;}

/* ============ 10. 营期交错列表 ============ */
.session-list{display:flex;flex-direction:column;gap:32px;}
.session-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--shadow);
  transition:transform .32s var(--ease),border-color .32s var(--ease),box-shadow .32s var(--ease);
}
.session-card:hover{transform:translateY(-2px);border-color:rgba(227,163,74,.42);box-shadow:var(--shadow-lg);}
.session-media{position:relative;overflow:hidden;background:linear-gradient(140deg,#15121F,#2A2440);}
.session-media img{width:100%;height:100%;object-fit:cover;transition:transform .56s var(--ease);}
.session-card:hover .session-media img{transform:scale(1.035);}
.session-media .badge-float{position:absolute;top:16px;left:16px;z-index:2;}
.session-card--lead .session-media img{aspect-ratio:16/9;}
.session-card--split{display:grid;grid-template-columns:minmax(0,1.02fr) minmax(0,.98fr);}
.session-card--split .session-media{min-height:308px;}
.session-card--split:nth-child(even) .session-media{order:2;}
.session-body{padding:30px 32px 32px;display:flex;flex-direction:column;gap:14px;}
.session-body h3{
  font-family:var(--font-serif);font-size:23px;line-height:1.45;color:var(--ink);
}
.session-body p{color:var(--muted);font-size:15.5px;line-height:1.9;}
.session-meta{display:flex;flex-wrap:wrap;gap:18px;margin-top:4px;}
.session-meta li{display:flex;align-items:center;gap:7px;font-size:13.5px;color:var(--muted);font-family:var(--font-num);}
.session-meta i{color:var(--gold-deep);font-size:12px;}
.session-foot{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-top:8px;padding-top:18px;border-top:1px solid var(--line-2);flex-wrap:wrap;}
.price{font-family:var(--font-num);font-size:20px;font-weight:600;color:var(--ink);}
.price small{font-size:13px;font-weight:400;color:var(--muted);margin-left:4px;font-family:var(--font-sans);}

/* ============ 11. 观测看点（深色） ============ */
.points-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:24px;}
.point-card{
  border-radius:var(--r-card);border:1px solid rgba(255,255,255,.1);
  background:rgba(255,255,255,.03);overflow:hidden;
  transition:border-color .3s var(--ease),transform .3s var(--ease);
  display:flex;flex-direction:column;
}
.point-card:hover{border-color:rgba(227,163,74,.42);transform:translateY(-2px);}
.point-card--feature{grid-row:span 2;}
.point-card--feature img{width:100%;height:300px;object-fit:cover;opacity:.9;}
.point-card .point-img{width:100%;height:150px;object-fit:cover;opacity:.86;}
.point-body{padding:26px 28px 30px;}
.point-body h3{font-family:var(--font-serif);font-size:20px;line-height:1.5;color:#fff;margin-bottom:10px;}
.point-body p{font-size:15px;color:rgba(237,234,244,.7);line-height:1.85;}
.point-list{margin-top:16px;display:flex;flex-direction:column;gap:9px;}
.point-list li{position:relative;padding-left:20px;font-size:14.5px;color:rgba(237,234,244,.78);}
.point-list li::before{
  content:"";position:absolute;left:0;top:11px;width:7px;height:7px;border-radius:50%;
  border:1px solid var(--gold);opacity:.8;
}

/* ============ 12. 流程 ============ */
.flow{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:0;margin-top:12px;}
.flow-step{
  position:relative;padding:30px 24px 28px 0;
  border-top:1px solid var(--line);
}
.flow-step::before{
  content:"";position:absolute;top:-4.5px;left:0;width:9px;height:9px;border-radius:50%;
  background:#fff;border:2px solid var(--line);
}
.flow-step:first-child::before{border-color:var(--gold);background:var(--gold);}
.flow-num{font-family:var(--font-num);font-size:13px;letter-spacing:.14em;color:var(--gold-deep);font-weight:600;display:block;margin-bottom:12px;}
.flow-step h3{font-size:17px;color:var(--ink);margin-bottom:9px;font-weight:600;line-height:1.5;}
.flow-step p{font-size:14px;color:var(--muted);line-height:1.8;}

/* ============ 13. FAQ ============ */
.faq-list{max-width:860px;}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:24px;
  padding:24px 4px;text-align:left;font-size:17.5px;font-weight:600;color:var(--ink);
  font-family:var(--font-sans);transition:color .2s var(--ease);
}
.faq-q:hover{color:var(--nebula);}
.faq-q i{font-size:13px;color:var(--gold-deep);transition:transform .32s var(--ease);flex-shrink:0;}
.faq-item.is-open .faq-q i{transform:rotate(45deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .32s var(--ease);}
.faq-a p{padding:0 4px 26px;color:var(--muted);font-size:15.5px;line-height:1.9;max-width:720px;}

/* ============ 14. CTA 表单 ============ */
.cta-band{
  background:linear-gradient(150deg,#15121F 0%,#0D0B14 58%,#1C1730 100%);
  color:#EDEAF4;position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;right:-120px;top:-120px;width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle,rgba(75,58,143,.5),transparent 68%);pointer-events:none;
}
.cta-grid{position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);gap:64px;align-items:start;}
.cta-copy h2{font-family:var(--font-serif);font-size:clamp(28px,3vw,40px);line-height:1.32;color:#fff;margin:16px 0 18px;}
.cta-copy p{color:rgba(237,234,244,.72);font-size:16.5px;line-height:1.9;max-width:460px;}
.cta-facts{margin-top:32px;display:flex;flex-direction:column;gap:14px;}
.cta-facts li{display:flex;align-items:center;gap:11px;font-size:15px;color:rgba(237,234,244,.8);}
.cta-facts i{color:var(--gold);font-size:13px;width:16px;}

.form-card{
  background:rgba(255,255,255,.045);border:1px solid rgba(255,255,255,.12);
  border-radius:var(--r-card);padding:32px;backdrop-filter:blur(8px);
}
.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;}
.field{display:flex;flex-direction:column;gap:8px;}
.field--full{grid-column:1/-1;}
.field label{font-size:13.5px;color:rgba(237,234,244,.7);letter-spacing:.02em;}
.field input,.field select,.field textarea{
  width:100%;padding:13px 15px;border-radius:var(--r-input);
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.16);
  color:#fff;font-size:15px;transition:border-color .2s var(--ease),background .2s var(--ease);
}
.field input::placeholder,.field textarea::placeholder{color:rgba(255,255,255,.38);}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--nebula);background:rgba(255,255,255,.1);
  box-shadow:0 0 0 3px rgba(75,58,143,.3);
}
.field select option{color:#231F2E;}
.field.has-error input,.field.has-error select{border-color:#D4685E;background:rgba(212,104,94,.12);}
.field .err{font-size:12.5px;color:#F0A79F;display:none;}
.field.has-error .err{display:block;}
.check-row{display:flex;align-items:flex-start;gap:10px;margin-top:4px;}
.check-row input{width:17px;height:17px;margin-top:3px;accent-color:var(--gold);flex-shrink:0;}
.check-row span{font-size:13.5px;color:rgba(237,234,244,.68);line-height:1.7;}
.form-card .btn{width:100%;margin-top:22px;}
.form-note{margin-top:14px;font-size:12.5px;color:rgba(237,234,244,.5);text-align:center;}
.form-success{
  display:none;text-align:center;padding:36px 20px;
}
.form-success.is-on{display:block;}
.form-success .ok-icon{
  width:58px;height:58px;border-radius:50%;margin:0 auto 18px;
  background:rgba(227,163,74,.16);border:1px solid rgba(227,163,74,.44);
  display:flex;align-items:center;justify-content:center;color:var(--gold);font-size:22px;
}
.form-success h3{font-family:var(--font-serif);font-size:22px;color:#fff;margin-bottom:10px;}
.form-success p{color:rgba(237,234,244,.7);font-size:15px;line-height:1.85;}

/* ============ 15. 页脚 ============ */
.site-footer{background:var(--ink);color:rgba(237,234,244,.7);padding:72px 0 28px;border-top:1px solid rgba(255,255,255,.08);}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:48px;}
.footer-brand .brand{margin-bottom:18px;}
.footer-brand p{font-size:14.5px;line-height:1.9;color:rgba(237,234,244,.6);max-width:330px;}
.footer-col h4{font-size:14px;color:#fff;letter-spacing:.08em;margin-bottom:18px;font-weight:600;}
.footer-col ul{display:flex;flex-direction:column;gap:11px;}
.footer-col li,.footer-col a{font-size:14px;color:rgba(237,234,244,.62);line-height:1.7;}
.footer-col a:hover{color:var(--gold);}
.footer-bottom{
  margin-top:56px;padding-top:24px;border-top:1px solid rgba(255,255,255,.1);
  display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;
  font-size:13px;color:rgba(237,234,244,.5);font-family:var(--font-num);
}

/* ============ 16. 动效 ============ */
.fade-up{opacity:0;transform:translateY(16px);transition:opacity .56s var(--ease),transform .56s var(--ease);}
.fade-up.is-in{opacity:1;transform:none;}
.fade-up[data-delay="1"]{transition-delay:.06s;}
.fade-up[data-delay="2"]{transition-delay:.12s;}
.fade-up[data-delay="3"]{transition-delay:.18s;}
.fade-up[data-delay="4"]{transition-delay:.24s;}

/* ============ 17. 断点 ============ */
@media (max-width:1439px){
  .container{max-width:1140px;}
  .camp-layout{grid-template-columns:238px minmax(0,1fr);gap:40px;}
}
@media (max-width:1199px){
  .container{max-width:960px;}
  .section{padding:72px 0;}
  .section--tight{padding:56px 0;}
  .stats{grid-template-columns:repeat(2,minmax(0,1fr));}
  .points-grid{grid-template-columns:1fr;}
  .point-card--feature{grid-row:auto;}
  .flow{grid-template-columns:repeat(3,minmax(0,1fr));row-gap:8px;}
  .cta-grid{grid-template-columns:1fr;gap:40px;}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:36px;}
  .footer-brand{grid-column:1/-1;}
}
@media (max-width:991px){
  .container{max-width:100%;padding:0 24px;}
  .nav-links{
    position:fixed;inset:0;z-index:105;
    flex-direction:column;justify-content:center;align-items:flex-start;gap:4px;
    padding:110px 32px 40px;background:rgba(13,11,20,.98);
    opacity:0;pointer-events:none;transition:opacity .32s var(--ease);
  }
  .nav-links.is-open{opacity:1;pointer-events:auto;}
  .nav-links a{
    font-family:var(--font-serif);font-size:24px;padding:12px 0;color:#fff;
    opacity:0;transform:translateY(12px);
    transition:opacity .5s var(--ease),transform .5s var(--ease);
  }
  .nav-links a::after{left:0;right:auto;width:38px;bottom:8px;}
  .nav-links.is-open a{opacity:1;transform:none;}
  .nav-links.is-open a:nth-child(1){transition-delay:.04s;}
  .nav-links.is-open a:nth-child(2){transition-delay:.08s;}
  .nav-links.is-open a:nth-child(3){transition-delay:.12s;}
  .nav-links.is-open a:nth-child(4){transition-delay:.16s;}
  .nav-links.is-open a:nth-child(5){transition-delay:.2s;}
  .nav-links.is-open a:nth-child(6){transition-delay:.24s;}
  .nav-toggle{display:flex;}
  .nav-icon{display:none;}
  body.nav-open{overflow:hidden;}

  .page-hero{min-height:520px;padding-top:calc(var(--header-h) + 56px);}
  .hero-bar{grid-template-columns:repeat(2,minmax(0,1fr));}
  .camp-layout{grid-template-columns:1fr;gap:36px;}
  .toc-aside{position:static;}
  .toc-promo{display:none;}
  .session-card--split{grid-template-columns:1fr;}
  .session-card--split .session-media{order:0 !important;min-height:220px;}
  .session-card--split .session-media img{aspect-ratio:16/10;}
  .session-body{padding:24px 24px 26px;}
  .flow{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:767px){
  .container{padding:0 16px;}
  body{font-size:16px;}
  .section{padding:56px 0;}
  .section--tight{padding:48px 0;}
  .section-head{margin-bottom:32px;}
  .brand-name{font-size:17px;}
  .brand-name em{font-size:11px;letter-spacing:.26em;}
  .btn-nav{display:none;}
  .page-hero{min-height:460px;padding-bottom:44px;}
  .page-hero h1{font-size:clamp(28px,8vw,36px);}
  .page-hero .lede{font-size:16px;}
  .hero-actions{gap:10px;}
  .hero-actions .btn{width:100%;}
  .hero-bar{grid-template-columns:1fr;}
  .hero-bar div{padding:16px 18px;}
  .stats{grid-template-columns:1fr;gap:16px;}
  .session-body h3{font-size:20px;}
  .session-foot{flex-direction:column;align-items:flex-start;gap:12px;}
  .session-foot .btn{width:100%;}
  .flow{grid-template-columns:1fr;}
  .flow-step{padding:22px 0 20px 0;}
  .faq-q{font-size:16px;padding:20px 0;}
  .form-grid{grid-template-columns:1fr;}
  .form-card{padding:22px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;gap:10px;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important;}
  html{scroll-behavior:auto;}
  .fade-up{opacity:1;transform:none;}
}

/* roulang page: category2 */
/* ============ 设计变量 ============ */
:root{
  --violet:#4B3A8F;
  --violet-deep:#382A70;
  --violet-soft:rgba(75,58,143,.10);
  --gold:#E3A34A;
  --gold-deep:#C9882F;
  --gold-soft:rgba(227,163,74,.14);
  --teal:#4F8C86;
  --ink:#0D0B14;
  --ink-2:#15121F;
  --ink-3:#1E1A2B;
  --paper:#F6F3EC;
  --paper-2:#FFFDF8;
  --text:#2A2634;
  --muted:#6E6A78;
  --line:rgba(13,11,20,.10);
  --line-dark:rgba(255,255,255,.10);
  --r-card:18px;
  --r-img:14px;
  --r-pill:999px;
  --r-input:12px;
  --shadow:0 18px 40px -24px rgba(13,11,20,.28);
  --shadow-lg:0 28px 60px -30px rgba(13,11,20,.42);
  --ease:cubic-bezier(.2,.7,.2,1);
  --f-serif:"Noto Serif SC","Songti SC","Source Han Serif SC",serif;
  --f-sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  --f-num:"Inter","Noto Sans SC",system-ui,sans-serif;
  --nav-h:84px;
  --gap:24px;
}

/* ============ Reset / Base ============ */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--f-sans);
  font-size:17px;
  line-height:1.9;
  color:var(--text);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body.is-locked{overflow:hidden;}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease);}
button,input,select,textarea{font:inherit;color:inherit;}
button{background:none;border:0;cursor:pointer;}
h1,h2,h3,h4{margin:0;font-family:var(--f-serif);font-weight:600;color:var(--ink);line-height:1.3;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--violet);outline-offset:3px;border-radius:6px;}
::selection{background:var(--gold);color:var(--ink);}

/* ============ 容器 ============ */
.container{width:100%;max-width:1280px;margin:0 auto;padding:0 32px;}
.section{padding:96px 0;}
.section--tight{padding:72px 0;}
.section--paper{background:var(--paper);}
.section--light{background:var(--paper-2);}
.section--dark{background:var(--ink);color:rgba(255,255,255,.82);}
.section--dark h2,.section--dark h3,.section--dark h4{color:#fff;}

/* ============ 通用标题 ============ */
.sec-head{max-width:760px;margin-bottom:32px;}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.08em;font-weight:600;
  color:var(--violet);text-transform:uppercase;
  background:var(--violet-soft);
  border-radius:var(--r-pill);
  padding:6px 14px;margin-bottom:18px;
}
.section--dark .eyebrow{background:rgba(227,163,74,.14);color:var(--gold);}
.sec-head h2{font-size:clamp(28px,3.2vw,42px);letter-spacing:.01em;}
.sec-head h2 em{font-style:normal;color:var(--violet);}
.section--dark .sec-head h2 em{color:var(--gold);}
.sec-head p{margin-top:16px;color:var(--muted);font-size:16.5px;line-height:1.9;}
.section--dark .sec-head p{color:rgba(255,255,255,.66);}
.hairline{height:1px;background:var(--line);border:0;margin:0;}
.section--dark .hairline{background:var(--line-dark);}

/* ============ 导航 ============ */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:120;
  background:rgba(13,11,20,.35);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  border-bottom:1px solid rgba(255,255,255,.10);
  box-shadow:0 10px 30px -20px rgba(0,0,0,.6);
  transition:background .32s var(--ease),box-shadow .32s var(--ease),border-color .32s var(--ease);
}
.site-header.is-scrolled{
  background:rgba(13,11,20,.94);
  box-shadow:0 14px 34px -22px rgba(0,0,0,.9);
}
.nav-wrap{
  display:flex;align-items:center;justify-content:space-between;
  height:var(--nav-h);gap:24px;
  transition:height .32s var(--ease);
}
.site-header.is-scrolled .nav-wrap{height:64px;}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:34px;height:34px;display:grid;place-items:center;flex-shrink:0;
  border-radius:11px;background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.12);
}
.brand-mark svg{width:22px;height:22px;}
.brand-name{
  font-family:var(--f-serif);font-size:19px;font-weight:600;
  color:#fff;line-height:1.15;letter-spacing:.01em;white-space:nowrap;
}
.brand-name em{display:block;font-style:normal;font-size:12px;letter-spacing:.22em;color:var(--gold);font-family:var(--f-sans);font-weight:500;}
.nav-links{display:flex;align-items:center;gap:26px;}
.nav-links a{
  position:relative;
  font-size:15px;color:rgba(255,255,255,.74);padding:6px 0;
  transition:color .2s var(--ease);
}
.nav-links a::after{
  content:"";position:absolute;left:0;bottom:0;height:1px;width:0;
  background:var(--gold);transition:width .28s var(--ease);
}
.nav-links a:hover,.nav-links a.is-active{color:#fff;}
.nav-links a:hover::after,.nav-links a.is-active::after{width:100%;}
.nav-right{display:flex;align-items:center;gap:16px;}
.nav-icon{
  width:38px;height:38px;display:grid;place-items:center;border-radius:50%;
  color:rgba(255,255,255,.78);border:1px solid rgba(255,255,255,.14);
  transition:color .2s var(--ease),border-color .2s var(--ease),background .2s var(--ease);
}
.nav-icon:hover{color:#fff;border-color:rgba(227,163,74,.6);background:rgba(227,163,74,.12);}
.btn-nav{
  display:inline-flex;align-items:center;gap:8px;
  padding:10px 22px;border-radius:var(--r-pill);
  background:var(--gold);color:var(--ink);
  font-size:15px;font-weight:600;
  transition:background .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease);
  box-shadow:0 12px 26px -16px rgba(227,163,74,.9);
}
.btn-nav:hover{background:var(--gold-deep);transform:translateY(-1px);}
.btn-nav:active{transform:scale(.98);}
.nav-toggle{
  display:none;width:40px;height:40px;border-radius:10px;
  border:1px solid rgba(255,255,255,.14);padding:11px 9px;
  flex-direction:column;justify-content:space-between;
}
.nav-toggle span{display:block;height:1.6px;background:#fff;border-radius:2px;transition:transform .28s var(--ease),opacity .2s var(--ease);}
.nav-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle.is-open span:nth-child(2){opacity:0;}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

/* ============ Hero ============ */
.hero{
  position:relative;overflow:hidden;
  background:var(--ink);
  padding:calc(var(--nav-h) + 72px) 0 64px;
  min-height:78vh;
  display:flex;align-items:flex-end;
}
.hero-bg{
  position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-2.webp");
  background-size:cover;background-position:center;
  opacity:.62;
}
.hero-bg::after{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(900px 460px at 78% 18%,rgba(75,58,143,.52),transparent 70%),
    linear-gradient(180deg,rgba(13,11,20,.72) 0%,rgba(13,11,20,.86) 58%,rgba(13,11,20,.97) 100%);
}
.hero-inner{position:relative;z-index:2;width:100%;}
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  font-size:13.5px;color:rgba(255,255,255,.6);margin-bottom:26px;
}
.breadcrumb a:hover{color:var(--gold);}
.breadcrumb span.sep{opacity:.5;}
.breadcrumb .current{color:rgba(255,255,255,.9);}
.hero h1{
  color:#fff;
  font-size:clamp(34px,4.6vw,60px);
  line-height:1.16;
  max-width:15em;
  letter-spacing:.01em;
}
.hero h1 em{font-style:normal;color:var(--gold);}
.hero-sub{
  margin-top:22px;max-width:620px;
  color:rgba(255,255,255,.74);font-size:17px;line-height:1.9;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:14px 30px;border-radius:var(--r-pill);
  font-size:16px;font-weight:600;line-height:1;
  transition:background .22s var(--ease),transform .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.btn i{transition:transform .22s var(--ease);}
.btn-primary{background:var(--gold);color:var(--ink);box-shadow:0 18px 34px -20px rgba(227,163,74,.95);}
.btn-primary:hover{background:var(--gold-deep);transform:translateY(-2px);}
.btn-primary:hover i{transform:translateX(3px);}
.btn-ghost{border:1px solid rgba(255,255,255,.26);color:#fff;background:rgba(255,255,255,.04);}
.btn-ghost:hover{border-color:var(--gold);color:var(--gold);transform:translateY(-2px);}
.btn-outline{border:1px solid rgba(75,58,143,.3);color:var(--violet);background:#fff;}
.btn-outline:hover{border-color:var(--violet);background:var(--violet-soft);transform:translateY(-2px);}
.btn:active{transform:scale(.98);}
.hero-facts{
  margin-top:52px;
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1px;
  background:rgba(255,255,255,.10);
  border:1px solid rgba(255,255,255,.10);
  border-radius:var(--r-card);overflow:hidden;
  backdrop-filter:blur(6px);
}
.hero-facts div{background:rgba(13,11,20,.5);padding:20px 24px;}
.hero-facts dt{font-size:12px;letter-spacing:.08em;color:rgba(255,255,255,.52);}
.hero-facts dd{margin:6px 0 0;font-family:var(--f-num);font-size:19px;font-weight:600;color:#fff;}

/* ============ 数据条 ============ */
.stat-bar{
  background:var(--ink-2);
  border-top:1px solid var(--line-dark);
  border-bottom:1px solid var(--line-dark);
  padding:44px 0;
}
.stat-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1.15fr .95fr;
  gap:28px;align-items:end;
}
.stat-item{border-left:2px solid rgba(227,163,74,.42);padding-left:20px;}
.stat-item:nth-child(even){border-left-color:rgba(75,58,143,.75);}
.stat-num{font-family:var(--f-num);font-size:clamp(30px,3.4vw,46px);font-weight:700;color:#fff;line-height:1;}
.stat-num small{font-size:16px;font-weight:500;color:var(--gold);margin-left:6px;}
.stat-label{margin-top:12px;font-size:14px;color:rgba(255,255,255,.6);line-height:1.7;}

/* ============ 摄题瀑布流 ============ */
.photo-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--gap);align-items:start;}
.photo-card{
  background:var(--paper-2);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  overflow:hidden;
  box-shadow:var(--shadow);
  transition:transform .32s var(--ease),border-color .32s var(--ease),box-shadow .32s var(--ease);
}
.photo-card:hover{transform:translateY(-2px);border-color:rgba(227,163,74,.4);box-shadow:var(--shadow-lg);}
.photo-card .thumb{overflow:hidden;position:relative;}
.photo-card .thumb img{width:100%;object-fit:cover;transition:transform .56s var(--ease);}
.photo-card:hover .thumb img{transform:scale(1.03);}
.photo-card .thumb::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,transparent 45%,rgba(13,11,20,.42) 100%);
}
.photo-card .body{padding:24px;}
.photo-card h3{font-size:22px;line-height:1.45;}
.photo-card p{margin-top:12px;color:var(--muted);font-size:15.5px;line-height:1.85;}
.photo-meta{margin-top:16px;display:flex;flex-wrap:wrap;gap:10px;}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;letter-spacing:.06em;
  padding:5px 12px;border-radius:var(--r-pill);
  background:rgba(79,140,134,.12);color:var(--teal);
  border:1px solid rgba(79,140,134,.22);
}
.chip--gold{background:var(--gold-soft);color:var(--gold-deep);border-color:rgba(227,163,74,.3);}
.chip--violet{background:var(--violet-soft);color:var(--violet);border-color:rgba(75,58,143,.22);}
.photo-card--feature{grid-column:1 / -1;display:grid;grid-template-columns:1.15fr .85fr;}
.photo-card--feature .thumb{height:100%;min-height:340px;}
.photo-card--feature .thumb img{height:100%;aspect-ratio:16/9;}
.photo-card--feature .body{display:flex;flex-direction:column;justify-content:center;padding:40px;}
.photo-card--feature h3{font-size:26px;}

/* ============ 器材与保障 ============ */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;}
.split-media{position:relative;border-radius:var(--r-card);overflow:hidden;box-shadow:var(--shadow-lg);}
.split-media img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.split-media .badge-float{
  position:absolute;left:20px;bottom:20px;
  background:rgba(13,11,20,.78);backdrop-filter:blur(10px);
  border:1px solid rgba(255,255,255,.14);
  color:#fff;border-radius:14px;padding:14px 18px;font-size:13.5px;line-height:1.6;
}
.split-media .badge-float strong{display:block;font-family:var(--f-num);font-size:22px;color:var(--gold);}
.feature-list{display:grid;gap:20px;margin-top:32px;}
.feature-list li{
  display:grid;grid-template-columns:44px 1fr;gap:16px;
  padding:18px;border-radius:14px;background:var(--paper-2);
  border:1px solid var(--line);
  transition:border-color .28s var(--ease),transform .28s var(--ease);
}
.feature-list li:hover{border-color:rgba(75,58,143,.32);transform:translateY(-2px);}
.feature-list i{
  width:44px;height:44px;display:grid;place-items:center;border-radius:12px;
  background:var(--violet-soft);color:var(--violet);font-size:17px;
}
.feature-list h3{font-size:18px;}
.feature-list p{margin-top:6px;color:var(--muted);font-size:15px;line-height:1.8;}

/* ============ 适用场景 ============ */
.scene-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:var(--gap);}
.scene-card{
  background:rgba(255,255,255,.03);
  border:1px solid var(--line-dark);
  border-radius:var(--r-card);
  padding:26px 24px;
  transition:border-color .3s var(--ease),transform .3s var(--ease),background .3s var(--ease);
}
.scene-card:hover{border-color:rgba(227,163,74,.5);transform:translateY(-3px);background:rgba(227,163,74,.06);}
.scene-card .num{font-family:var(--f-num);font-size:13px;letter-spacing:.12em;color:var(--gold);}
.scene-card h3{margin-top:14px;font-size:19px;}
.scene-card p{margin-top:10px;font-size:15px;color:rgba(255,255,255,.66);line-height:1.85;}

/* ============ 流程时间线 ============ */
.process{display:grid;gap:0;margin-top:16px;}
.process-item{
  display:grid;grid-template-columns:120px 40px 1fr;gap:24px;
  padding:28px 0;border-bottom:1px solid var(--line);
  transition:background .3s var(--ease);
}
.process-item:last-child{border-bottom:0;}
.process-item:hover{background:rgba(75,58,143,.04);}
.process-step{font-family:var(--f-num);font-size:34px;font-weight:700;color:rgba(75,58,143,.28);line-height:1;padding-top:4px;}
.process-line{position:relative;display:flex;justify-content:center;}
.process-line::before{content:"";position:absolute;top:0;bottom:-28px;width:1px;background:var(--line);}
.process-item:last-child .process-line::before{display:none;}
.process-line i{
  position:relative;z-index:2;width:14px;height:14px;border-radius:50%;margin-top:8px;
  background:#fff;border:2px solid var(--violet);
}
.process-item.is-current .process-line i{background:var(--gold);border-color:var(--gold);animation:pulse 2.2s var(--ease) 1;}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(227,163,74,.55);}
  70%{box-shadow:0 0 0 14px rgba(227,163,74,0);}
  100%{box-shadow:0 0 0 0 rgba(227,163,74,0);}
}
.process-body h3{font-size:22px;}
.process-body p{margin-top:10px;color:var(--muted);font-size:16px;line-height:1.88;max-width:64ch;}
.process-time{margin-top:12px;font-size:13.5px;color:var(--violet);font-family:var(--f-num);letter-spacing:.04em;}

/* ============ 票种对比 ============ */
.tier-grid{display:grid;grid-template-columns:1fr 1.12fr 1fr;gap:var(--gap);align-items:start;}
.tier{
  background:var(--paper-2);border:1px solid var(--line);
  border-radius:var(--r-card);padding:30px 26px;
  box-shadow:var(--shadow);
  transition:transform .3s var(--ease),border-color .3s var(--ease);
}
.tier:hover{transform:translateY(-3px);border-color:rgba(75,58,143,.28);}
.tier--main{
  background:var(--ink-2);border-color:rgba(227,163,74,.42);
  color:rgba(255,255,255,.78);
  box-shadow:0 30px 60px -32px rgba(13,11,20,.85);
  position:relative;
}
.tier--main h3,.tier--main .tier-price{color:#fff;}
.tier--main .tier-list li{border-color:rgba(255,255,255,.10);color:rgba(255,255,255,.76);}
.tier--main .tier-list i{color:var(--gold);}
.tier-flag{
  position:absolute;top:-13px;left:26px;
  background:var(--gold);color:var(--ink);
  font-size:12px;font-weight:600;letter-spacing:.08em;
  padding:5px 14px;border-radius:var(--r-pill);
}
.tier h3{font-size:21px;}
.tier-price{margin-top:14px;font-family:var(--f-num);font-size:38px;font-weight:700;color:var(--violet);line-height:1;}
.tier-price small{font-size:14px;font-weight:500;color:var(--muted);margin-left:8px;font-family:var(--f-sans);}
.tier--main .tier-price small{color:rgba(255,255,255,.55);}
.tier-desc{margin-top:14px;font-size:15px;color:var(--muted);line-height:1.8;min-height:54px;}
.tier--main .tier-desc{color:rgba(255,255,255,.66);}
.tier-list{margin-top:20px;}
.tier-list li{
  display:flex;gap:10px;align-items:flex-start;
  padding:12px 0;font-size:15px;border-top:1px solid var(--line);
  line-height:1.7;
}
.tier-list i{color:var(--violet);margin-top:6px;font-size:12px;}
.tier .btn{width:100%;margin-top:22px;}

/* ============ 反馈 ============ */
.quote-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--gap);}
.quote-card{
  background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r-card);
  padding:28px 26px;box-shadow:var(--shadow);
  display:flex;flex-direction:column;gap:18px;
  transition:transform .3s var(--ease),border-color .3s var(--ease);
}
.quote-card:hover{transform:translateY(-3px);border-color:rgba(227,163,74,.4);}
.quote-card p{font-size:16px;line-height:1.9;color:var(--text);}
.quote-card p::before{content:"“";color:var(--gold);font-family:var(--f-serif);font-size:26px;margin-right:2px;}
.quote-card p::after{content:"”";color:var(--gold);font-family:var(--f-serif);font-size:26px;margin-left:2px;}
.quote-who{display:flex;align-items:center;gap:12px;margin-top:auto;}
.avatar{
  width:40px;height:40px;border-radius:50%;display:grid;place-items:center;
  background:var(--violet);color:#fff;font-family:var(--f-num);font-size:15px;font-weight:600;
}
.quote-who strong{display:block;font-size:15px;color:var(--ink);font-weight:600;}
.quote-who span{font-size:13px;color:var(--muted);}

/* ============ FAQ ============ */
.faq{max-width:880px;margin:0 auto;}
.faq-item{
  background:var(--paper-2);border:1px solid var(--line);
  border-radius:14px;margin-bottom:14px;overflow:hidden;
  transition:border-color .3s var(--ease),box-shadow .3s var(--ease);
}
.faq-item[open]{border-color:rgba(75,58,143,.32);box-shadow:var(--shadow);}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:22px 24px;font-family:var(--f-serif);font-size:18.5px;font-weight:600;color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary i{
  flex-shrink:0;width:28px;height:28px;border-radius:50%;
  display:grid;place-items:center;font-size:12px;
  background:var(--violet-soft);color:var(--violet);
  transition:transform .32s var(--ease),background .32s var(--ease),color .32s var(--ease);
}
.faq-item[open] summary i{transform:rotate(45deg);background:var(--gold);color:var(--ink);}
.faq-answer{padding:0 24px 24px;color:var(--muted);font-size:16px;line-height:1.9;max-width:64ch;}

/* ============ CTA + 表单 ============ */
.cta-panel{
  background:linear-gradient(135deg,var(--ink) 0%,var(--ink-3) 58%,#241C45 100%);
  border-radius:26px;padding:56px;color:rgba(255,255,255,.78);
  display:grid;grid-template-columns:1fr 1fr;gap:56px;
  position:relative;overflow:hidden;
}
.cta-panel::before{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(2px 2px at 18% 22%,rgba(255,255,255,.5),transparent 60%),
    radial-gradient(1.6px 1.6px at 72% 12%,rgba(227,163,74,.6),transparent 60%),
    radial-gradient(1.6px 1.6px at 86% 68%,rgba(255,255,255,.4),transparent 60%),
    radial-gradient(1.6px 1.6px at 34% 82%,rgba(255,255,255,.35),transparent 60%);
  opacity:.5;pointer-events:none;
}
.cta-panel > *{position:relative;z-index:2;}
.cta-copy h2{color:#fff;font-size:clamp(26px,3vw,38px);}
.cta-copy p{margin-top:18px;color:rgba(255,255,255,.7);font-size:16.5px;line-height:1.9;max-width:44ch;}
.cta-points{margin-top:26px;display:grid;gap:12px;}
.cta-points li{display:flex;gap:10px;align-items:center;font-size:15.5px;color:rgba(255,255,255,.8);}
.cta-points i{color:var(--gold);font-size:13px;}
.signup-form{
  background:rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.12);
  border-radius:20px;padding:30px;
}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.field{display:flex;flex-direction:column;gap:8px;}
.field.full{grid-column:1 / -1;}
.field label{font-size:13.5px;color:rgba(255,255,255,.7);letter-spacing:.02em;}
.field input,.field select,.field textarea{
  width:100%;border-radius:var(--r-input);
  background:rgba(13,11,20,.55);
  border:1px solid rgba(255,255,255,.16);
  color:#fff;padding:12px 14px;font-size:15px;
  transition:border-color .24s var(--ease),box-shadow .24s var(--ease),background .24s var(--ease);
}
.field input::placeholder,.field textarea::placeholder{color:rgba(255,255,255,.34);}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--violet);
  box-shadow:0 0 0 3px rgba(75,58,143,.35);
  background:rgba(13,11,20,.75);
}
.field select option{background:var(--ink-2);color:#fff;}
.field textarea{resize:vertical;min-height:84px;}
.field.has-error input,.field.has-error select{border-color:#D9534F;background:rgba(217,83,79,.10);}
.field-error{font-size:12.5px;color:#F0A6A3;display:none;}
.field.has-error .field-error{display:block;}
.consent{display:flex;gap:10px;align-items:flex-start;margin-top:6px;font-size:13.5px;color:rgba(255,255,255,.62);line-height:1.7;}
.consent input{width:16px;height:16px;margin-top:4px;accent-color:var(--gold);}
.form-actions{grid-column:1 / -1;display:flex;flex-wrap:wrap;align-items:center;gap:16px;margin-top:8px;}
.form-note{font-size:13px;color:rgba(255,255,255,.5);}
.form-success{
  display:none;margin-top:18px;
  background:rgba(79,140,134,.14);
  border:1px solid rgba(79,140,134,.45);
  border-radius:14px;padding:18px 20px;
  color:#D8F0EC;font-size:15px;line-height:1.8;
}
.form-success.show{display:block;}
.form-success strong{display:block;color:#fff;font-size:16px;margin-bottom:6px;}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink);color:rgba(255,255,255,.66);padding:72px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:44px;}
.footer-brand .brand{margin-bottom:18px;}
.footer-brand p{font-size:15px;line-height:1.9;max-width:34ch;color:rgba(255,255,255,.6);}
.footer-col h4{font-size:16px;color:#fff;margin-bottom:18px;}
.footer-col ul{display:grid;gap:11px;}
.footer-col li{font-size:14.5px;color:rgba(255,255,255,.6);line-height:1.7;}
.footer-col a{color:rgba(255,255,255,.6);}
.footer-col a:hover{color:var(--gold);}
.footer-bottom{
  margin-top:56px;padding:22px 0 30px;
  border-top:1px solid var(--line-dark);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13.5px;color:rgba(255,255,255,.45);
}

/* ============ 滚动淡入 ============ */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .56s var(--ease),transform .56s var(--ease);}
.reveal.in{opacity:1;transform:none;}
.reveal.d1{transition-delay:.06s;}
.reveal.d2{transition-delay:.12s;}
.reveal.d3{transition-delay:.18s;}

/* ============ 响应式 ============ */
@media(max-width:1439px){
  .container{max-width:1140px;}
}
@media(max-width:1199px){
  .container{max-width:960px;padding:0 28px;}
  .nav-links{gap:18px;}
  .nav-links a{font-size:14px;}
  .split{gap:40px;}
  .scene-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .stat-grid{grid-template-columns:1fr 1fr;gap:24px;}
}
@media(max-width:991px){
  body{font-size:16.5px;}
  .container{max-width:100%;padding:0 24px;}
  .section{padding:72px 0;}
  .section--tight{padding:56px 0;}
  .nav-links{
    position:fixed;inset:0;top:0;
    flex-direction:column;justify-content:center;align-items:flex-start;
    gap:8px;padding:96px 32px 48px;
    background:rgba(13,11,20,.97);
    backdrop-filter:blur(20px);
    transform:translateX(100%);
    transition:transform .4s var(--ease);
    z-index:110;
  }
  .nav-links.is-open{transform:translateX(0);}
  .nav-links a{
    font-family:var(--f-serif);font-size:24px;color:#fff;
    padding:14px 0;width:100%;border-bottom:1px solid var(--line-dark);
    opacity:0;transform:translateY(10px);
    transition:opacity .32s var(--ease),transform .32s var(--ease);
  }
  .nav-links.is-open a{opacity:1;transform:none;}
  .nav-links.is-open a:nth-child(1){transition-delay:.04s;}
  .nav-links.is-open a:nth-child(2){transition-delay:.08s;}
  .nav-links.is-open a:nth-child(3){transition-delay:.12s;}
  .nav-links.is-open a:nth-child(4){transition-delay:.16s;}
  .nav-links.is-open a:nth-child(5){transition-delay:.20s;}
  .nav-links.is-open a:nth-child(6){transition-delay:.24s;}
  .nav-links a::after{display:none;}
  .nav-toggle{display:flex;position:relative;z-index:120;}
  .btn-nav{display:none;}
  .nav-right{gap:10px;}
  .hero{min-height:auto;padding:calc(var(--nav-h) + 56px) 0 56px;}
  .hero-facts{grid-template-columns:1fr;}
  .split{grid-template-columns:1fr;}
  .photo-card--feature{grid-template-columns:1fr;}
  .photo-card--feature .thumb{min-height:240px;}
  .photo-card--feature .body{padding:28px;}
  .tier-grid{grid-template-columns:1fr;}
  .quote-grid{grid-template-columns:1fr;}
  .cta-panel{grid-template-columns:1fr;padding:40px 30px;gap:36px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px;}
  .process-item{grid-template-columns:80px 28px 1fr;gap:16px;}
  .process-step{font-size:26px;}
}
@media(max-width:767px){
  body{font-size:16px;line-height:1.85;}
  .container{padding:0 16px;}
  .section{padding:56px 0;}
  .section--tight{padding:48px 0;}
  .brand-name{font-size:17px;}
  .hero h1{font-size:clamp(28px,7vw,38px);}
  .hero-sub{font-size:16px;}
  .hero-actions .btn{width:100%;}
  .photo-grid{grid-template-columns:1fr;}
  .photo-card--feature .thumb img{aspect-ratio:16/10;}
  .scene-grid{grid-template-columns:1fr;}
  .stat-grid{grid-template-columns:1fr;}
  .form-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;}
  .cta-panel{padding:32px 20px;border-radius:20px;}
  .signup-form{padding:22px 18px;}
  .process-item{grid-template-columns:1fr;gap:10px;padding:22px 0;}
  .process-line{display:none;}
  .process-step{font-size:22px;color:rgba(75,58,143,.5);}
  .tier-price{font-size:32px;}
  .faq-item summary{font-size:16.5px;padding:18px;}
  .faq-answer{padding:0 18px 20px;}
}
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none !important;transition:none !important;}
  .reveal{opacity:1;transform:none;}
}

/* roulang page: category3 */
:root{
  --purple:#4B3A8F;
  --purple-dark:#3C2E75;
  --gold:#E3A34A;
  --gold-dark:#CE8F38;
  --ink:#0D0B14;
  --ink-2:#15121F;
  --cream:#F6F3EC;
  --text:#2A2634;
  --muted:#6E6A78;
  --teal:#4F8C86;
  --line:rgba(13,11,20,.10);
  --line-d:rgba(255,255,255,.10);
  --white:#FFFFFF;
  --r-card:18px;
  --r-img:14px;
  --r-input:12px;
  --shadow:0 18px 40px -24px rgba(13,11,20,.28);
  --shadow-lg:0 28px 60px -30px rgba(13,11,20,.38);
  --ease:cubic-bezier(.2,.7,.2,1);
  --serif:"Noto Serif SC",Songti SC,serif;
  --sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  --num:"Inter",-apple-system,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--sans);
  font-size:17px;
  line-height:1.9;
  color:var(--text);
  background:var(--white);
  overflow-x:hidden;
}
body.nav-open{overflow:hidden;}
h1,h2,h3,h4{font-family:var(--serif);color:var(--text);margin:0;font-weight:700;letter-spacing:.01em;}
p{margin:0;}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease),opacity .2s var(--ease);}
img{max-width:100%;display:block;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit;}
input,select,textarea{font-family:inherit;font-size:16px;color:var(--text);}
:focus-visible{outline:2px solid var(--purple);outline-offset:3px;border-radius:6px;}
.container{width:100%;max-width:1280px;margin:0 auto;padding:0 32px;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;gap:10px;
  padding:14px 28px;border-radius:999px;font-size:16px;font-weight:600;
  transition:background .22s var(--ease),transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease),color .22s var(--ease);
  white-space:nowrap;
}
.btn i{transition:transform .22s var(--ease);font-size:14px;}
.btn:hover i{transform:translateX(2px);}
.btn:active{transform:scale(.98);}
.btn-primary{background:var(--gold);color:#1A1408;box-shadow:0 14px 30px -16px rgba(227,163,74,.75);}
.btn-primary:hover{background:var(--gold-dark);}
.btn-ghost{background:transparent;color:var(--white);border:1px solid rgba(255,255,255,.35);}
.btn-ghost:hover{border-color:var(--gold);color:var(--gold);}
.btn-outline{background:transparent;color:var(--purple);border:1px solid rgba(75,58,143,.35);}
.btn-outline:hover{border-color:var(--purple);background:rgba(75,58,143,.06);}
.btn-dark{background:var(--ink);color:#fff;}
.btn-dark:hover{background:#241F38;}
.btn[disabled],.btn.is-disabled{opacity:.4;pointer-events:none;}

/* ============ 导航 ============ */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:120;
  padding:18px 0;
  background:rgba(13,11,20,.35);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  backdrop-filter:blur(18px) saturate(140%);
  border-bottom:1px solid rgba(255,255,255,.10);
  box-shadow:0 12px 32px -22px rgba(13,11,20,.85);
  transition:padding .32s var(--ease),background .32s var(--ease);
}
.site-header.is-scrolled{padding:10px 0;background:rgba(13,11,20,.94);}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;}
.brand{display:inline-flex;align-items:center;gap:10px;color:#fff;}
.brand-mark{width:30px;height:30px;display:inline-flex;align-items:center;justify-content:center;flex:0 0 auto;}
.brand-mark svg{width:100%;height:100%;}
.brand-name{font-family:var(--sans);font-size:17px;font-weight:700;letter-spacing:.02em;line-height:1.2;white-space:nowrap;}
.brand-name em{font-style:normal;color:var(--gold);margin-left:2px;}
.nav-links{display:flex;align-items:center;gap:30px;}
.nav-links a{
  position:relative;font-size:15px;font-weight:500;color:rgba(255,255,255,.78);padding:6px 0;
}
.nav-links a::after{
  content:"";position:absolute;left:0;bottom:0;height:1px;width:0;background:var(--gold);
  transition:width .28s var(--ease);
}
.nav-links a:hover{color:#fff;}
.nav-links a:hover::after{width:100%;}
.nav-links a.is-active{color:#fff;}
.nav-links a.is-active::after{width:100%;background:var(--gold);}
.nav-right{display:flex;align-items:center;gap:14px;}
.nav-icon{
  width:38px;height:38px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;
  color:rgba(255,255,255,.82);border:1px solid rgba(255,255,255,.18);font-size:14px;
}
.nav-icon:hover{color:var(--gold);border-color:rgba(227,163,74,.6);}
.btn-nav{
  display:inline-flex;align-items:center;padding:10px 22px;border-radius:999px;
  background:var(--gold);color:#1A1408;font-size:14px;font-weight:700;
  transition:background .22s var(--ease),transform .22s var(--ease);
}
.btn-nav:hover{background:var(--gold-dark);}
.btn-nav:active{transform:scale(.98);}
.nav-toggle{display:none;width:40px;height:40px;flex-direction:column;justify-content:center;gap:5px;align-items:center;}
.nav-toggle span{display:block;width:22px;height:2px;background:#fff;border-radius:2px;transition:transform .28s var(--ease),opacity .28s var(--ease);}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

/* ============ Hero ============ */
.hero{position:relative;overflow:hidden;background:var(--ink);color:#fff;}
.hero-bg{
  position:absolute;inset:0;background-size:cover;background-position:center;
  transform:scale(1.02);
}
.hero-veil{
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(13,11,20,.72) 0%,rgba(13,11,20,.62) 42%,rgba(13,11,20,.92) 100%);
}
.hero-stars{
  position:absolute;inset:0;opacity:.5;
  background-image:radial-gradient(1.6px 1.6px at 12% 28%,rgba(255,255,255,.65) 50%,transparent 51%),
                   radial-gradient(1.4px 1.4px at 68% 18%,rgba(255,255,255,.5) 50%,transparent 51%),
                   radial-gradient(1.6px 1.6px at 82% 46%,rgba(255,255,255,.55) 50%,transparent 51%),
                   radial-gradient(1.2px 1.2px at 34% 62%,rgba(255,255,255,.45) 50%,transparent 51%),
                   radial-gradient(1.4px 1.4px at 54% 76%,rgba(255,255,255,.4) 50%,transparent 51%);
}
.hero-inner-wrap{position:relative;z-index:2;padding:158px 32px 84px;max-width:1280px;margin:0 auto;}
.breadcrumb{display:flex;align-items:center;gap:10px;font-size:14px;color:rgba(255,255,255,.62);margin-bottom:26px;}
.breadcrumb a:hover{color:var(--gold);}
.breadcrumb .current{color:rgba(255,255,255,.9);}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;font-size:12px;letter-spacing:.08em;
  color:var(--gold);border:1px solid rgba(227,163,74,.45);border-radius:999px;padding:6px 16px;margin-bottom:22px;
}
.hero h1{
  color:#fff;font-size:clamp(34px,5vw,62px);line-height:1.15;max-width:16em;
}
.hero-sub{
  margin-top:22px;max-width:640px;font-size:17px;line-height:1.9;color:rgba(255,255,255,.76);
}
.hero-actions{display:flex;flex-wrap:wrap;gap:16px;margin-top:36px;}
.hero-meta{display:flex;flex-wrap:wrap;gap:14px 30px;margin-top:44px;padding-top:26px;border-top:1px solid rgba(255,255,255,.12);}
.hero-meta li{display:flex;align-items:center;gap:9px;font-size:14px;color:rgba(255,255,255,.72);}
.hero-meta i{color:var(--gold);font-size:13px;}

/* ============ 板块通用 ============ */
.sec{padding:96px 0;}
.sec-cream{background:var(--cream);}
.sec-dark{background:var(--ink-2);color:#fff;}
.sec-dark h2,.sec-dark h3{color:#fff;}
.sec-white{background:var(--white);}
.sec-head{max-width:780px;margin-bottom:52px;}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.sec-tag{
  display:inline-flex;align-items:center;gap:8px;font-size:12px;letter-spacing:.08em;
  color:var(--purple);background:rgba(75,58,143,.09);border-radius:999px;padding:6px 14px;margin-bottom:18px;
}
.sec-dark .sec-tag{color:var(--gold);background:rgba(227,163,74,.14);}
.sec-head h2{font-size:clamp(27px,3.4vw,42px);line-height:1.3;}
.sec-head p{margin-top:18px;color:var(--muted);font-size:16.5px;line-height:1.9;}
.sec-dark .sec-head p{color:rgba(255,255,255,.68);}

/* ============ 数据条 ============ */
.stats-grid{display:grid;grid-template-columns:1.25fr 1fr 1fr 1.15fr;gap:24px;}
.stat{
  padding:26px 24px;border-radius:var(--r-card);
  background:rgba(255,255,255,.03);
  border:1px solid var(--line-d);
  transition:border-color .28s var(--ease),transform .28s var(--ease);
}
.stat:hover{border-color:rgba(227,163,74,.42);transform:translateY(-2px);}
.stat b{display:block;font-family:var(--num);font-weight:700;font-size:clamp(30px,3.2vw,44px);line-height:1.1;color:var(--gold);}
.stat span{display:block;margin-top:10px;font-size:14.5px;color:rgba(255,255,255,.66);line-height:1.7;}
.stat.feature{background:rgba(75,58,143,.24);border-color:rgba(227,163,74,.28);}
.stat.feature span{color:rgba(255,255,255,.78);}

/* ============ 阶段轴 ============ */
.stage-list{display:grid;gap:0;}
.stage-item{
  display:grid;grid-template-columns:150px 1fr;gap:36px;
  padding:44px 0;border-top:1px solid var(--line);
}
.stage-item:first-child{border-top:0;padding-top:0;}
.stage-num{
  font-family:var(--num);font-weight:700;font-size:clamp(46px,5.6vw,80px);line-height:1;
  color:rgba(75,58,143,.14);
  -webkit-text-stroke:1.4px rgba(75,58,143,.42);
  letter-spacing:.02em;
}
.stage-body{display:grid;grid-template-columns:1.1fr .9fr;gap:36px;align-items:center;}
.stage-body h3{font-size:23px;line-height:1.45;margin-bottom:14px;}
.stage-body>div>p{color:var(--muted);}
.stage-points{margin-top:20px;display:grid;gap:10px;}
.stage-points li{display:flex;gap:10px;font-size:15.5px;color:var(--text);}
.stage-points i{color:var(--gold);font-size:12px;margin-top:9px;}
.stage-shot{border-radius:var(--r-img);overflow:hidden;box-shadow:var(--shadow);}
.stage-shot img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .56s var(--ease);}
.stage-shot:hover img{transform:scale(1.04);}

/* ============ 适合场景 ============ */
.scene-grid{display:grid;grid-template-columns:1.4fr 1fr;gap:24px;}
.scene-main{
  position:relative;border-radius:var(--r-card);overflow:hidden;min-height:420px;
  display:flex;align-items:flex-end;color:#fff;
}
.scene-main img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;}
.scene-main .veil{position:absolute;inset:0;background:linear-gradient(180deg,rgba(13,11,20,.18) 30%,rgba(13,11,20,.88) 100%);}
.scene-main .txt{position:relative;z-index:2;padding:32px;}
.scene-main h3{color:#fff;font-size:25px;margin-bottom:12px;}
.scene-main p{color:rgba(255,255,255,.78);font-size:15.5px;max-width:44ch;}
.scene-side{display:grid;gap:24px;}
.scene-card{
  padding:28px;border-radius:var(--r-card);background:var(--cream);border:1px solid var(--line);
  transition:transform .28s var(--ease),border-color .28s var(--ease),box-shadow .28s var(--ease);
}
.scene-card:hover{transform:translateY(-2px);border-color:rgba(227,163,74,.45);box-shadow:var(--shadow);}
.scene-card .badge{
  display:inline-block;font-size:12px;letter-spacing:.08em;color:var(--teal);
  background:rgba(79,140,134,.12);border-radius:999px;padding:5px 12px;margin-bottom:16px;
}
.scene-card h3{font-size:20px;margin-bottom:10px;}
.scene-card p{color:var(--muted);font-size:15.5px;}

/* ============ 日程流程 ============ */
.flow{border-top:1px solid var(--line);}
.flow-row{
  display:grid;grid-template-columns:170px 1fr;gap:28px;align-items:start;
  padding:24px 0;border-bottom:1px solid var(--line);
  transition:background .24s var(--ease),padding .24s var(--ease);
}
.flow-row:hover{background:rgba(75,58,143,.04);padding-left:12px;padding-right:12px;}
.flow-row time{font-family:var(--num);font-weight:600;color:var(--purple);font-size:15px;letter-spacing:.02em;}
.flow-row h3{font-size:19px;margin-bottom:6px;font-family:var(--sans);font-weight:700;}
.flow-row p{color:var(--muted);font-size:15.5px;}

/* ============ 反馈 ============ */
.voice-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.voice-card{
  padding:28px;border-radius:var(--r-card);border:1px solid var(--line-d);
  background:rgba(255,255,255,.03);display:flex;flex-direction:column;gap:18px;
  transition:border-color .28s var(--ease),transform .28s var(--ease);
}
.voice-card:hover{border-color:rgba(227,163,74,.4);transform:translateY(-2px);}
.voice-card i.quote{color:var(--gold);font-size:18px;}
.voice-card p{color:rgba(255,255,255,.8);font-size:15.5px;line-height:1.85;}
.voice-who{display:flex;align-items:center;gap:12px;margin-top:auto;padding-top:8px;border-top:1px solid var(--line-d);}
.voice-ava{width:40px;height:40px;border-radius:50%;background:rgba(227,163,74,.18);color:var(--gold);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:15px;font-family:var(--num);flex:0 0 auto;}
.voice-who b{display:block;font-size:14.5px;color:#fff;font-weight:600;}
.voice-who span{display:block;font-size:13px;color:rgba(255,255,255,.55);}

/* ============ FAQ ============ */
.faq-list{display:grid;gap:14px;max-width:920px;}
.faq-item{
  border:1px solid var(--line);border-radius:16px;background:#fff;overflow:hidden;
  transition:border-color .28s var(--ease),box-shadow .28s var(--ease);
}
.faq-item.is-open{border-color:rgba(75,58,143,.35);box-shadow:var(--shadow);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:20px 24px;font-size:17px;font-weight:600;text-align:left;color:var(--text);
  transition:color .24s var(--ease);
}
.faq-q:hover{color:var(--purple);}
.faq-q i{color:var(--purple);font-size:14px;transition:transform .3s var(--ease);}
.faq-item.is-open .faq-q i{transform:rotate(45deg);color:var(--gold);}
.faq-a{
  display:grid;grid-template-rows:0fr;
  transition:grid-template-rows .34s var(--ease);
}
.faq-item.is-open .faq-a{grid-template-rows:1fr;}
.faq-a>div{overflow:hidden;}
.faq-a p{padding:0 24px 22px;color:var(--muted);font-size:15.5px;line-height:1.85;}

/* ============ 报名 CTA ============ */
.signup-wrap{display:grid;grid-template-columns:1fr 1.05fr;gap:48px;align-items:start;}
.signup-copy h2{font-size:clamp(26px,3.2vw,38px);line-height:1.3;}
.signup-copy>p{margin-top:18px;color:var(--muted);font-size:16.5px;}
.signup-list{margin-top:30px;display:grid;gap:14px;}
.signup-list li{display:flex;gap:12px;font-size:15.5px;color:var(--text);}
.signup-list i{color:var(--gold);margin-top:8px;font-size:12px;}
.signup-card{
  background:#fff;border:1px solid var(--line);border-radius:22px;padding:32px;
  box-shadow:var(--shadow-lg);
}
.signup-card h3{font-size:21px;margin-bottom:8px;}
.signup-card .hint{color:var(--muted);font-size:14.5px;margin-bottom:24px;}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
.field{display:flex;flex-direction:column;gap:8px;}
.field.full{grid-column:1/-1;}
.field label{font-size:14px;font-weight:600;color:var(--text);}
.field input,.field select,.field textarea{
  padding:13px 14px;border-radius:var(--r-input);border:1px solid rgba(13,11,20,.16);
  background:#FBFAF7;transition:border-color .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease);
}
.field textarea{min-height:96px;resize:vertical;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--purple);background:#fff;box-shadow:0 0 0 3px rgba(75,58,143,.14);
}
.check{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--muted);}
.check input{width:17px;height:17px;margin-top:5px;accent-color:var(--purple);}
.form-actions{grid-column:1/-1;display:flex;flex-wrap:wrap;align-items:center;gap:16px;margin-top:6px;}
.form-note{font-size:13px;color:var(--muted);}
.form-success{
  display:none;padding:26px;border-radius:16px;background:rgba(79,140,134,.10);
  border:1px solid rgba(79,140,134,.3);
}
.form-success.is-show{display:block;}
.form-success b{display:block;font-size:18px;color:var(--text);margin-bottom:8px;font-family:var(--serif);}
.form-success p{color:var(--muted);font-size:15px;}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink);color:rgba(255,255,255,.7);padding:72px 0 28px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;}
.site-footer .brand{margin-bottom:18px;}
.footer-brand p{font-size:14.5px;line-height:1.9;color:rgba(255,255,255,.6);max-width:44ch;}
.footer-col h4{color:#fff;font-size:15px;font-family:var(--sans);font-weight:700;margin-bottom:18px;letter-spacing:.02em;}
.footer-col ul{display:grid;gap:12px;}
.footer-col li,.footer-col a{font-size:14.5px;color:rgba(255,255,255,.62);line-height:1.7;}
.footer-col a:hover{color:var(--gold);}
.footer-bottom{
  margin-top:52px;padding-top:22px;border-top:1px solid var(--line-d);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  font-size:13px;color:rgba(255,255,255,.45);
}

/* ============ 动效 ============ */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .56s var(--ease),transform .56s var(--ease);}
.reveal.is-in{opacity:1;transform:none;}
.reveal.d1{transition-delay:.06s;}
.reveal.d2{transition-delay:.12s;}
.reveal.d3{transition-delay:.18s;}

/* ============ 响应式 ============ */
@media (max-width:1439px){
  .container{max-width:1140px;}
  .hero-inner-wrap{max-width:1140px;}
}
@media (max-width:1199px){
  .container{max-width:960px;}
  .hero-inner-wrap{max-width:960px;}
  .stats-grid{grid-template-columns:repeat(2,1fr);}
  .nav-links{gap:22px;}
}
@media (max-width:991px){
  .container{padding:0 24px;}
  .hero-inner-wrap{padding:132px 24px 68px;}
  .sec{padding:72px 0;}
  .nav-links{
    position:fixed;inset:0;background:rgba(13,11,20,.97);
    flex-direction:column;align-items:flex-start;justify-content:center;
    padding:110px 32px 60px;gap:0;
    transform:translateX(100%);opacity:0;pointer-events:none;
    transition:transform .34s var(--ease),opacity .34s var(--ease);
  }
  .nav-links.is-open{transform:none;opacity:1;pointer-events:auto;}
  .nav-links a{
    width:100%;font-size:19px;padding:16px 0;border-bottom:1px solid var(--line-d);
    opacity:0;transform:translateY(8px);
    transition:opacity .32s var(--ease),transform .32s var(--ease);
  }
  .nav-links.is-open a{opacity:1;transform:none;}
  .nav-links.is-open a:nth-child(1){transition-delay:.04s;}
  .nav-links.is-open a:nth-child(2){transition-delay:.08s;}
  .nav-links.is-open a:nth-child(3){transition-delay:.12s;}
  .nav-links.is-open a:nth-child(4){transition-delay:.16s;}
  .nav-links.is-open a:nth-child(5){transition-delay:.20s;}
  .nav-links.is-open a:nth-child(6){transition-delay:.24s;}
  .nav-links a::after{display:none;}
  .nav-toggle{display:flex;}
  .nav-icon{display:none;}
  .stage-item{grid-template-columns:1fr;gap:20px;padding:36px 0;}
  .stage-body{grid-template-columns:1fr;gap:24px;}
  .stage-num{font-size:52px;}
  .scene-grid{grid-template-columns:1fr;}
  .voice-grid{grid-template-columns:1fr;}
  .signup-wrap{grid-template-columns:1fr;gap:36px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .flow-row{grid-template-columns:130px 1fr;gap:20px;}
}
@media (max-width:767px){
  body{font-size:16px;}
  .container{padding:0 16px;}
  .hero-inner-wrap{padding:118px 16px 56px;}
  .sec{padding:56px 0;}
  .site-header{padding:12px 0;}
  .brand-name{font-size:15px;}
  .brand-mark{width:26px;height:26px;}
  .btn{padding:13px 22px;font-size:15px;}
  .hero-actions{gap:12px;}
  .hero-actions .btn{width:100%;justify-content:center;}
  .hero-meta{flex-direction:column;gap:10px;margin-top:32px;}
  .sec-head{margin-bottom:36px;}
  .stats-grid{grid-template-columns:1fr;gap:16px;}
  .scene-main{min-height:340px;}
  .voice-grid{grid-template-columns:1fr;}
  .flow-row{grid-template-columns:1fr;gap:8px;padding:20px 0;}
  .form-grid{grid-template-columns:1fr;}
  .signup-card{padding:22px;}
  .faq-q{padding:17px 18px;font-size:16px;}
  .faq-a p{padding:0 18px 18px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;gap:8px;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important;}
  html{scroll-behavior:auto;}
  .reveal{opacity:1;transform:none;}
}

/* roulang page: category4 */
/* ============ 1. 设计变量 ============ */
:root{
  --purple:#4B3A8F;
  --purple-deep:#382B6E;
  --gold:#E3A34A;
  --gold-deep:#C9882F;
  --ink:#0D0B14;
  --ink-2:#15121F;
  --paper:#F6F3EC;
  --white:#FFFFFF;
  --text:#2A2634;
  --muted:#6E6A78;
  --teal:#4F8C86;
  --line:rgba(13,11,20,.10);
  --line-d:rgba(255,255,255,.10);
  --radius:18px;
  --radius-img:14px;
  --radius-btn:999px;
  --radius-sm:12px;
  --shadow:0 18px 40px -24px rgba(13,11,20,.28);
  --shadow-lg:0 34px 64px -32px rgba(13,11,20,.44);
  --ease:cubic-bezier(.2,.7,.2,1);
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC","SimSun",Georgia,serif;
  --sans:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Inter,system-ui,-apple-system,sans-serif;
}
/* ============ 2. Reset / Base ============ */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--sans);
  font-size:17px;
  line-height:1.9;
  color:var(--text);
  background:var(--white);
  -webkit-font-smoothing:antialiased;
}
body.no-scroll{overflow:hidden}
h1,h2,h3,h4{font-family:var(--serif);font-weight:700;color:var(--ink);margin:0;letter-spacing:.01em}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
a{color:inherit;text-decoration:none;transition:color .32s var(--ease),border-color .32s var(--ease),background-color .32s var(--ease)}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--purple);outline-offset:3px;border-radius:4px}
img{max-width:100%;display:block;object-fit:cover}
button{font-family:inherit;border:0;background:none;cursor:pointer}
input,select,textarea{font-family:inherit;font-size:16px;color:var(--text)}
::selection{background:rgba(227,163,74,.32)}
/* ============ 3. 容器与通用 ============ */
.container{width:100%;max-width:1280px;margin:0 auto;padding:0 24px}
.section{padding:96px 0}
.section-sm{padding:72px 0}
.section-paper{background:var(--paper)}
.section-dark{background:var(--ink);color:rgba(255,255,255,.78)}
.section-dark h2,.section-dark h3{color:#fff}
.section-head{max-width:760px;margin-bottom:32px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.08em;text-transform:uppercase;
  color:var(--purple);background:rgba(75,58,143,.08);
  border:1px solid rgba(75,58,143,.16);border-radius:var(--radius-btn);
  padding:6px 14px;margin-bottom:18px;font-weight:600;
}
.section-dark .eyebrow{color:var(--gold);background:rgba(227,163,74,.10);border-color:rgba(227,163,74,.24)}
h2{font-size:clamp(28px,3.2vw,42px);line-height:1.3}
h3{font-size:22px;line-height:1.45}
.section-head p{margin-top:16px;color:var(--muted);font-size:16.5px}
.section-dark .section-head p{color:rgba(255,255,255,.62)}
.lead{font-size:16.5px;color:var(--muted)}
.text-gold{color:var(--gold)}
/* ============ 4. 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:14px 28px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;letter-spacing:.02em;
  border:1px solid transparent;cursor:pointer;white-space:nowrap;
  transition:transform .32s var(--ease),background-color .32s var(--ease),color .32s var(--ease),border-color .32s var(--ease),box-shadow .32s var(--ease);
}
.btn i{transition:transform .32s var(--ease);font-size:13px}
.btn:hover i{transform:translateX(2px)}
.btn-primary{background:var(--gold);color:#231805;box-shadow:0 16px 32px -18px rgba(227,163,74,.78)}
.btn-primary:hover{background:var(--gold-deep);transform:translateY(-2px)}
.btn-primary:active{transform:scale(.98)}
.btn-ghost{background:rgba(255,255,255,.04);color:#fff;border-color:rgba(255,255,255,.32)}
.btn-ghost:hover{border-color:var(--gold);color:var(--gold);transform:translateY(-2px)}
.btn-ghost:active{transform:scale(.98)}
.btn-outline{background:transparent;color:var(--purple);border-color:rgba(75,58,143,.34)}
.btn-outline:hover{background:rgba(75,58,143,.07);border-color:var(--purple);transform:translateY(-2px)}
.btn-outline:active{transform:scale(.98)}
.btn-sm{padding:11px 22px;font-size:14px}
.btn-block{width:100%}
.btn[disabled]{opacity:.4;cursor:not-allowed}
/* ============ 5. 导航 ============ */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  background:rgba(13,11,20,.35);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  backdrop-filter:blur(18px) saturate(140%);
  border-bottom:1px solid rgba(255,255,255,.10);
  box-shadow:0 14px 34px -26px rgba(0,0,0,.9);
  transition:background-color .32s var(--ease),border-color .32s var(--ease);
}
.site-header.is-scrolled{background:rgba(13,11,20,.94);border-bottom-color:rgba(255,255,255,.16)}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;height:84px;transition:height .32s var(--ease)}
.site-header.is-scrolled .nav-wrap{height:64px}
.brand{display:inline-flex;align-items:center;gap:11px;flex:none}
.brand-mark{width:34px;height:34px;display:grid;place-items:center;border-radius:11px;background:linear-gradient(150deg,rgba(75,58,143,.9),rgba(13,11,20,.9));border:1px solid rgba(255,255,255,.14)}
.brand-mark svg{width:22px;height:22px;display:block}
.brand-name{font-family:var(--serif);font-size:19px;font-weight:700;color:#fff;line-height:1.1;letter-spacing:.02em}
.brand-name em{font-style:normal;color:var(--gold);display:block;font-size:13px;letter-spacing:.14em;font-family:var(--sans);font-weight:600}
.nav-links{display:flex;align-items:center;gap:6px}
.nav-links a{
  position:relative;padding:9px 14px;border-radius:var(--radius-btn);
  font-size:15px;color:rgba(255,255,255,.86);white-space:nowrap;
}
.nav-links a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:4px;height:1px;
  background:var(--gold);transform:scaleX(0);transform-origin:left;
  transition:transform .32s var(--ease);
}
.nav-links a:hover{color:#fff}
.nav-links a:hover::after{transform:scaleX(1)}
.nav-links a.is-active{color:#fff;background:rgba(255,255,255,.09)}
.nav-links a.is-active::after{transform:scaleX(1)}
.nav-right{display:flex;align-items:center;gap:14px;flex:none}
.nav-icon{width:38px;height:38px;display:grid;place-items:center;border-radius:50%;color:rgba(255,255,255,.86);border:1px solid rgba(255,255,255,.16)}
.nav-icon:hover{color:var(--gold);border-color:rgba(227,163,74,.6)}
.btn-nav{
  display:inline-flex;align-items:center;padding:11px 22px;border-radius:var(--radius-btn);
  background:var(--gold);color:#231805;font-size:14.5px;font-weight:700;
  box-shadow:0 12px 26px -16px rgba(227,163,74,.85);
  transition:background-color .32s var(--ease),transform .32s var(--ease);
}
.btn-nav:hover{background:var(--gold-deep);transform:translateY(-1px)}
.nav-toggle{display:none;width:40px;height:40px;border-radius:12px;border:1px solid rgba(255,255,255,.16);padding:10px;flex-direction:column;justify-content:space-between}
.nav-toggle span{display:block;height:1.6px;background:#fff;border-radius:2px;transition:transform .32s var(--ease),opacity .32s var(--ease)}
.nav-toggle.is-active span:nth-child(1){transform:translateY(6.4px) rotate(45deg)}
.nav-toggle.is-active span:nth-child(2){opacity:0}
.nav-toggle.is-active span:nth-child(3){transform:translateY(-6.4px) rotate(-45deg)}
/* ============ 6. 内页 Hero ============ */
.page-hero{position:relative;min-height:600px;display:flex;align-items:flex-end;padding:158px 0 56px;background:var(--ink);overflow:hidden}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(180deg,rgba(13,11,20,.90) 0%,rgba(13,11,20,.48) 40%,rgba(13,11,20,.95) 100%),url("/assets/images/backpic/back-2.webp");
  background-size:cover;background-position:center;
}
.page-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:radial-gradient(rgba(255,255,255,.16) 1px,transparent 1px);
  background-size:34px 34px;
}
.hero-inner{position:relative;z-index:2;width:100%}
.crumbs{display:flex;align-items:center;gap:10px;font-size:13.5px;color:rgba(255,255,255,.6);margin-bottom:22px;flex-wrap:wrap}
.crumbs a:hover{color:var(--gold)}
.crumbs span{opacity:.5}
.hero-tagline{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:20px}
.pill{
  display:inline-flex;align-items:center;gap:7px;
  font-size:12px;letter-spacing:.08em;font-weight:600;
  padding:6px 14px;border-radius:var(--radius-btn);
  background:rgba(79,140,134,.18);color:#9FD3CC;border:1px solid rgba(79,140,134,.42);
}
.pill.gold{background:rgba(227,163,74,.14);color:var(--gold);border-color:rgba(227,163,74,.36)}
.page-hero h1{font-size:clamp(36px,5vw,62px);line-height:1.15;color:#fff;max-width:16em}
.hero-sub{margin-top:22px;max-width:640px;font-size:17.5px;line-height:1.9;color:rgba(255,255,255,.76)}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero-facts{
  margin-top:52px;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.14);
  border-radius:16px;overflow:hidden;
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
}
.hero-facts div{background:rgba(13,11,20,.44);padding:18px 22px}
.hero-facts strong{display:block;font-family:var(--serif);font-size:24px;color:#fff;line-height:1.2}
.hero-facts span{display:block;font-size:13px;color:rgba(255,255,255,.6);margin-top:5px}
/* ============ 7. 数字统计条 ============ */
.stats-band{background:var(--ink-2);padding:0;border-top:1px solid var(--line-d)}
.stats-row{display:grid;grid-template-columns:1.25fr .95fr 1.05fr .85fr;gap:0}
.stat{padding:44px 28px;border-left:1px solid var(--line-d)}
.stat:first-child{border-left:0;padding-left:0}
.stat-num{display:block;font-family:var(--serif);font-size:clamp(34px,3.6vw,46px);line-height:1.1;color:#fff}
.stat-num em{font-style:normal;font-size:16px;font-family:var(--sans);color:var(--gold);margin-left:6px;letter-spacing:.04em}
.stat-label{display:block;margin-top:12px;font-size:14px;line-height:1.7;color:rgba(255,255,255,.58)}
/* ============ 8. 长条营位卡 ============ */
.band-list{display:flex;flex-direction:column;gap:32px}
.band-card{
  display:grid;grid-template-columns:minmax(0,1.06fr) minmax(0,1fr);
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;box-shadow:var(--shadow);
  transition:transform .32s var(--ease),border-color .32s var(--ease),box-shadow .32s var(--ease);
}
.band-card:hover{transform:translateY(-2px);border-color:rgba(227,163,74,.42);box-shadow:var(--shadow-lg)}
.band-card.is-rev .band-media{order:2}
.band-media{position:relative;min-height:360px;background:linear-gradient(160deg,#1B1630,#0D0B14)}
.band-media img{width:100%;height:100%;min-height:360px;position:absolute;inset:0;object-fit:cover}
.band-media .pill{position:absolute;left:20px;top:20px;z-index:2}
.band-body{padding:40px 42px;display:flex;flex-direction:column;justify-content:center}
.band-body h3{font-size:26px;margin-bottom:14px}
.band-body p{color:var(--muted);font-size:16px}
.spec-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px 20px;margin:24px 0 28px}
.spec-list li{display:flex;align-items:flex-start;gap:9px;font-size:14.5px;color:var(--text)}
.spec-list li i{color:var(--gold);font-size:13px;margin-top:6px}
.band-link{display:inline-flex;align-items:center;gap:8px;font-size:15px;font-weight:600;color:var(--purple)}
.band-link:hover{color:var(--gold-deep)}
.band-link i{transition:transform .32s var(--ease);font-size:13px}
.band-link:hover i{transform:translateX(3px)}
/* ============ 9. 设施横滑 ============ */
.facility-strip{
  position:relative;overflow:hidden;border-radius:var(--radius);
  border:1px solid var(--line-d);background:rgba(255,255,255,.03);
}
.facility-strip::before{
  content:"";position:absolute;inset:0;opacity:.14;
  background-image:url("/assets/images/backpic/back-3.png");background-size:cover;background-position:center;
}
.facility-track{
  position:relative;z-index:2;display:flex;gap:0;overflow-x:auto;
  scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;scrollbar-width:thin;
}
.facility-item{
  flex:0 0 268px;scroll-snap-align:start;padding:34px 28px;
  border-right:1px solid var(--line-d);
}
.facility-item:last-child{border-right:0}
.facility-item i{font-size:22px;color:var(--gold);display:block;margin-bottom:16px}
.facility-item h4{font-size:17px;color:#fff;margin-bottom:9px;font-family:var(--sans);font-weight:700}
.facility-item p{font-size:14px;line-height:1.75;color:rgba(255,255,255,.58)}
/* ============ 10. 流程 ============ */
.step-row{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;position:relative}
.step-row::before{
  content:"";position:absolute;left:26px;right:26px;top:26px;height:1px;
  background:linear-gradient(90deg,rgba(75,58,143,.30),rgba(227,163,74,.45),rgba(75,58,143,.30));
}
.step{position:relative;padding-top:66px}
.step-dot{
  position:absolute;top:12px;left:0;width:30px;height:30px;border-radius:50%;
  display:grid;place-items:center;background:var(--white);
  border:1px solid rgba(75,58,143,.34);color:var(--purple);
  font-family:var(--serif);font-size:13px;font-weight:700;
}
.step.is-current .step-dot{background:var(--gold);border-color:var(--gold);color:#231805;animation:pulseOnce 1.4s var(--ease) 1}
@keyframes pulseOnce{
  0%{box-shadow:0 0 0 0 rgba(227,163,74,.55)}
  100%{box-shadow:0 0 0 18px rgba(227,163,74,0)}
}
.step h3{font-size:20px;margin-bottom:10px}
.step p{font-size:15px;color:var(--muted);line-height:1.85}
/* ============ 11. 场景卡 ============ */
.scene-grid{display:grid;grid-template-columns:1.15fr .925fr .925fr;gap:24px}
.scene-card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;display:flex;flex-direction:column;box-shadow:var(--shadow);
  transition:transform .32s var(--ease),border-color .32s var(--ease);
}
.scene-card:hover{transform:translateY(-2px);border-color:rgba(227,163,74,.42)}
.scene-card figure{margin:0;position:relative;aspect-ratio:16/10;background:linear-gradient(160deg,#1B1630,#0D0B14)}
.scene-card:first-child figure{aspect-ratio:16/9}
.scene-card figure img{width:100%;height:100%;position:absolute;inset:0}
.scene-body{padding:26px 24px 30px;display:flex;flex-direction:column;gap:12px;flex:1}
.scene-body h3{font-size:20px}
.scene-body p{font-size:15px;color:var(--muted);line-height:1.85}
.scene-meta{margin-top:auto;padding-top:16px;border-top:1px solid var(--line);display:flex;gap:10px;flex-wrap:wrap;font-size:13px;color:var(--muted)}
.scene-meta span{display:inline-flex;align-items:center;gap:6px}
.scene-meta i{color:var(--teal);font-size:12px}
/* ============ 12. 住客反馈 ============ */
.quote-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.quote-card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  padding:30px 28px;display:flex;flex-direction:column;gap:18px;
  transition:transform .32s var(--ease),border-color .32s var(--ease),box-shadow .32s var(--ease);
}
.quote-card:hover{transform:translateY(-2px);border-color:rgba(227,163,74,.42);box-shadow:var(--shadow)}
.quote-mark{font-family:var(--serif);font-size:38px;line-height:1;color:rgba(227,163,74,.55)}
.quote-card p{font-size:15.5px;line-height:1.9;color:var(--text)}
.quote-who{display:flex;align-items:center;gap:12px;padding-top:16px;border-top:1px solid var(--line)}
.quote-avatar{width:40px;height:40px;border-radius:50%;display:grid;place-items:center;background:rgba(75,58,143,.10);color:var(--purple);font-family:var(--serif);font-weight:700;font-size:15px;flex:none}
.quote-who strong{display:block;font-size:15px;color:var(--ink);font-weight:700}
.quote-who span{display:block;font-size:13px;color:var(--muted)}
/* ============ 13. FAQ ============ */
.faq-wrap{max-width:860px;margin:0 auto}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item:first-child{border-top:1px solid var(--line)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:24px 4px;text-align:left;font-family:var(--serif);
  font-size:18px;font-weight:700;color:var(--ink);line-height:1.5;
  transition:color .32s var(--ease);
}
.faq-q:hover{color:var(--purple)}
.faq-arrow{position:relative;width:14px;height:14px;flex:none;transition:transform .32s var(--ease)}
.faq-arrow::before,.faq-arrow::after{content:"";position:absolute;background:var(--purple);border-radius:2px;transition:background-color .32s var(--ease)}
.faq-arrow::before{left:0;top:6px;width:14px;height:2px}
.faq-arrow::after{left:6px;top:0;width:2px;height:14px}
.faq-item.is-open .faq-arrow{transform:rotate(45deg)}
.faq-item.is-open .faq-arrow::before,.faq-item.is-open .faq-arrow::after{background:var(--gold-deep)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .32s var(--ease)}
.faq-item.is-open .faq-a{max-height:300px}
.faq-a-inner{padding:0 4px 26px;font-size:15.5px;line-height:1.9;color:var(--muted);max-width:92%}
/* ============ 14. CTA 表单 ============ */
.cta-panel{
  position:relative;overflow:hidden;border-radius:24px;
  background:var(--ink);border:1px solid var(--line-d);
  padding:56px 56px 52px;
}
.cta-panel::before{
  content:"";position:absolute;inset:0;opacity:.16;
  background-image:url("/assets/images/backpic/back-1.webp");background-size:cover;background-position:center;
}
.cta-panel::after{
  content:"";position:absolute;inset:0;opacity:.35;pointer-events:none;
  background-image:radial-gradient(rgba(255,255,255,.14) 1px,transparent 1px);
  background-size:32px 32px;
}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,.92fr) minmax(0,1.08fr);gap:52px;align-items:start}
.cta-copy h2{color:#fff;font-size:clamp(26px,3vw,38px);line-height:1.3}
.cta-copy p{margin-top:18px;color:rgba(255,255,255,.66);font-size:16px}
.cta-points{margin-top:28px;display:flex;flex-direction:column;gap:12px}
.cta-points li{display:flex;gap:10px;font-size:14.5px;color:rgba(255,255,255,.78)}
.cta-points i{color:var(--gold);font-size:13px;margin-top:6px}
.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.field{display:flex;flex-direction:column;gap:8px}
.field.full{grid-column:1 / -1}
.field label{font-size:13.5px;color:rgba(255,255,255,.72);letter-spacing:.02em}
.field input,.field select,.field textarea{
  width:100%;padding:13px 15px;border-radius:var(--radius-sm);
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.16);
  color:#fff;transition:border-color .32s var(--ease),background-color .32s var(--ease),box-shadow .32s var(--ease);
}
.field input::placeholder,.field textarea::placeholder{color:rgba(255,255,255,.36)}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:var(--purple);background:rgba(75,58,143,.14);outline:none;
  box-shadow:0 0 0 3px rgba(75,58,143,.28);
}
.field select option{color:#111}
.field textarea{min-height:96px;resize:vertical;line-height:1.7}
.field.has-error input,.field.has-error select{border-color:#E06A6A;background:rgba(224,106,106,.10)}
.field-error{font-size:12.5px;color:#F09C9C;display:none}
.field.has-error .field-error{display:block}
.check-row{display:flex;align-items:flex-start;gap:10px;grid-column:1 / -1;font-size:13.5px;color:rgba(255,255,255,.66)}
.check-row input{width:16px;height:16px;margin-top:5px;accent-color:var(--gold);flex:none}
.form-note{grid-column:1 / -1;font-size:12.5px;color:rgba(255,255,255,.44);line-height:1.7}
.form-success{
  display:none;grid-column:1 / -1;gap:14px;padding:26px;
  border-radius:var(--radius);background:rgba(79,140,134,.14);
  border:1px solid rgba(79,140,134,.40);
}
.form-success.is-visible{display:flex;flex-direction:column}
.form-success h3{color:#fff;font-size:19px}
.form-success p{color:rgba(255,255,255,.72);font-size:14.5px}
/* ============ 15. 页脚 ============ */
.site-footer{background:var(--ink);color:rgba(255,255,255,.62);padding:76px 0 32px;border-top:1px solid var(--line-d)}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:44px}
.footer-brand p{margin-top:20px;font-size:14.5px;line-height:1.9;color:rgba(255,255,255,.54);max-width:34em}
.footer-col h4{font-size:14px;letter-spacing:.1em;color:#fff;margin-bottom:20px;font-family:var(--sans);font-weight:700}
.footer-col li{font-size:14.5px;line-height:1.9;color:rgba(255,255,255,.56);margin-bottom:10px}
.footer-col a:hover{color:var(--gold)}
.footer-bottom{
  margin-top:56px;padding-top:24px;border-top:1px solid var(--line-d);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.42);
}
/* ============ 16. 动效 ============ */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .56s var(--ease),transform .56s var(--ease)}
.reveal.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none}
}
/* ============ 17. 响应式 ============ */
@media (max-width:1439px){
  .container{max-width:1140px}
}
@media (max-width:1199px){
  .container{max-width:960px}
  .nav-links a{padding:8px 10px;font-size:14px}
  .band-body{padding:34px 32px}
  .cta-panel{padding:46px 40px}
}
@media (max-width:991px){
  .container{max-width:100%;padding:0 24px}
  .section{padding:72px 0}
  .section-sm{padding:56px 0}
  .nav-links{
    position:fixed;top:0;left:0;right:0;bottom:0;
    flex-direction:column;align-items:flex-start;justify-content:center;gap:12px;
    padding:96px 32px 48px;background:rgba(13,11,20,.98);
    -webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);
    transform:translateX(100%);opacity:0;pointer-events:none;
    transition:transform .32s var(--ease),opacity .32s var(--ease);
  }
  .nav-links.is-open{transform:none;opacity:1;pointer-events:auto}
  .nav-links a{font-size:20px;padding:14px 0;width:100%;font-family:var(--serif);opacity:0;transform:translateY(10px);transition:opacity .32s var(--ease),transform .32s var(--ease)}
  .nav-links.is-open a{opacity:1;transform:none}
  .nav-links.is-open a:nth-child(1){transition-delay:.04s}
  .nav-links.is-open a:nth-child(2){transition-delay:.08s}
  .nav-links.is-open a:nth-child(3){transition-delay:.12s}
  .nav-links.is-open a:nth-child(4){transition-delay:.16s}
  .nav-links.is-open a:nth-child(5){transition-delay:.2s}
  .nav-links.is-open a:nth-child(6){transition-delay:.24s}
  .nav-links a.is-active{background:transparent;color:var(--gold)}
  .nav-links a::after{display:none}
  .nav-toggle{display:flex}
  .nav-icon{display:none}
  .page-hero{min-height:560px;padding:140px 0 48px}
  .hero-facts{grid-template-columns:repeat(2,minmax(0,1fr));margin-top:40px}
  .stats-row{grid-template-columns:repeat(2,minmax(0,1fr))}
  .stat{padding:32px 22px}
  .stat:nth-child(3){border-left:0;padding-left:0}
  .stat:nth-child(odd){border-left:0;padding-left:0}
  .stat:nth-child(n+3){border-top:1px solid var(--line-d)}
  .band-card{grid-template-columns:1fr}
  .band-card.is-rev .band-media{order:0}
  .band-media{min-height:280px}
  .band-media img{min-height:280px;position:relative}
  .step-row{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px 24px}
  .step-row::before{display:none}
  .scene-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .scene-card:first-child{grid-column:1 / -1}
  .quote-grid{grid-template-columns:1fr}
  .cta-inner{grid-template-columns:1fr;gap:36px}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:36px}
}
@media (max-width:767px){
  .container{padding:0 16px}
  body{font-size:16px}
  .section{padding:56px 0}
  .section-sm{padding:44px 0}
  .nav-wrap{height:68px}
  .site-header.is-scrolled .nav-wrap{height:60px}
  .brand-name{font-size:17px}
  .brand-name em{font-size:11.5px}
  .btn-nav{padding:9px 16px;font-size:13.5px}
  .page-hero{min-height:auto;padding:126px 0 40px}
  .page-hero h1{font-size:clamp(30px,8.6vw,42px)}
  .hero-sub{font-size:16px}
  .hero-actions .btn{width:100%}
  .hero-facts{grid-template-columns:1fr 1fr}
  .hero-facts div{padding:14px 16px}
  .hero-facts strong{font-size:20px}
  .stats-row{grid-template-columns:1fr}
  .stat{padding:26px 0;border-left:0}
  .stat + .stat{border-top:1px solid var(--line-d)}
  .band-body{padding:26px 22px 30px}
  .band-body h3{font-size:22px}
  .spec-list{grid-template-columns:1fr}
  .facility-item{flex:0 0 232px;padding:26px 22px}
  .step-row{grid-template-columns:1fr;gap:28px}
  .step{padding-top:54px}
  .scene-grid{grid-template-columns:1fr}
  .scene-card:first-child figure{aspect-ratio:16/10}
  .faq-q{font-size:16px;padding:20px 2px}
  .faq-a-inner{max-width:100%}
  .cta-panel{padding:34px 22px 32px;border-radius:18px}
  .form-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .footer-bottom{flex-direction:column;gap:10px}
}

/* roulang page: category5 */
/* ============ 1. 设计变量 ============ */
:root{
  --purple:#4B3A8F;
  --purple-deep:#382B6E;
  --gold:#E3A34A;
  --gold-deep:#C98B31;
  --ink:#0D0B14;
  --ink-2:#15121F;
  --ink-3:#1E1A2C;
  --paper:#F6F3EC;
  --paper-2:#FFFFFF;
  --text:#2A2634;
  --text-weak:#6E6A78;
  --teal:#4F8C86;
  --line:rgba(13,11,20,.10);
  --line-strong:rgba(13,11,20,.16);
  --line-dark:rgba(255,255,255,.10);
  --line-dark-2:rgba(255,255,255,.18);
  --radius-card:18px;
  --radius-img:14px;
  --radius-pill:999px;
  --radius-input:12px;
  --shadow-card:0 18px 40px -24px rgba(13,11,20,.28);
  --shadow-soft:0 10px 30px -22px rgba(13,11,20,.35);
  --ease:cubic-bezier(.2,.7,.2,1);
  --t-fast:200ms;
  --t-mid:320ms;
  --t-slow:560ms;
  --font-title:"Noto Serif SC","Songti SC","Source Han Serif SC",serif;
  --font-body:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  --font-num:"Inter","Noto Sans SC",system-ui,sans-serif;
  --sp-lg:96px;
  --sp-md:72px;
  --sp-sm:56px;
}

/* ============ 2. 基础 reset ============ */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-body);
  font-size:17px;
  line-height:1.9;
  color:var(--text);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
body.no-scroll{overflow:hidden;}
img{max-width:100%;display:block;object-fit:cover;}
a{color:inherit;text-decoration:none;}
button{font:inherit;border:0;background:none;cursor:pointer;color:inherit;}
input,select,textarea{font:inherit;color:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;font-family:var(--font-title);font-weight:700;color:var(--text);}
p{margin:0;}
:focus-visible{outline:2px solid var(--purple);outline-offset:3px;border-radius:4px;}
.on-dark :focus-visible{outline-color:var(--gold);}

/* ============ 3. 容器与栅格 ============ */
.container{width:100%;max-width:1280px;margin:0 auto;padding:0 32px;}
.grid{display:grid;gap:24px;}
@media (max-width:1439px){.container{max-width:1140px;}}
@media (max-width:1199px){.container{max-width:960px;}}
@media (max-width:991px){.container{max-width:100%;padding:0 24px;}}
@media (max-width:767px){.container{padding:0 16px;}}

/* ============ 4. 导航 ============ */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  background:rgba(13,11,20,.35);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  backdrop-filter:blur(18px) saturate(140%);
  border-bottom:1px solid var(--line-dark);
  transition:background var(--t-mid) var(--ease),box-shadow var(--t-mid) var(--ease),border-color var(--t-mid) var(--ease);
}
.site-header.is-scrolled{
  background:rgba(13,11,20,.94);
  border-bottom-color:var(--line-dark-2);
  box-shadow:0 12px 34px -22px rgba(0,0,0,.9);
}
.nav-wrap{
  display:flex;align-items:center;justify-content:space-between;gap:24px;
  height:84px;transition:height var(--t-mid) var(--ease);
}
.site-header.is-scrolled .nav-wrap{height:64px;}
.brand{display:flex;align-items:center;gap:11px;color:#fff;flex-shrink:0;}
.brand-mark{
  width:36px;height:36px;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(150deg,rgba(75,58,143,.95),rgba(13,11,20,.95));
  border:1px solid rgba(255,255,255,.14);
  transition:transform var(--t-mid) var(--ease);
}
.brand:hover .brand-mark{transform:translateY(-2px);}
.brand-mark svg{width:22px;height:22px;}
.brand-name{
  display:flex;flex-direction:column;line-height:1.12;
  font-family:var(--font-title);font-size:16px;letter-spacing:.02em;
}
.brand-name em{font-style:normal;font-size:11.5px;letter-spacing:.26em;color:var(--gold);}
.nav-links{display:flex;align-items:center;gap:30px;}
.nav-links a{
  position:relative;font-size:15px;color:rgba(255,255,255,.82);
  padding:6px 0;transition:color var(--t-fast) var(--ease);
}
.nav-links a::after{
  content:"";position:absolute;left:0;bottom:0;height:1px;width:0;
  background:var(--gold);transition:width var(--t-mid) var(--ease);
}
.nav-links a:hover{color:#fff;}
.nav-links a:hover::after{width:100%;}
.nav-links a.is-active{color:var(--gold);}
.nav-links a.is-active::after{width:100%;}
.nav-right{display:flex;align-items:center;gap:14px;}
.nav-icon{
  width:38px;height:38px;border-radius:50%;display:grid;place-items:center;
  color:rgba(255,255,255,.85);border:1px solid rgba(255,255,255,.18);
  transition:color var(--t-fast) var(--ease),border-color var(--t-fast) var(--ease),transform var(--t-fast) var(--ease);
}
.nav-icon:hover{color:var(--gold);border-color:rgba(227,163,74,.55);transform:translateY(-1px);}
.btn-nav{
  display:inline-flex;align-items:center;height:40px;padding:0 20px;
  border-radius:var(--radius-pill);background:var(--gold);color:#241A06;
  font-size:14px;font-weight:700;letter-spacing:.02em;
  transition:background var(--t-fast) var(--ease),transform var(--t-fast) var(--ease),box-shadow var(--t-fast) var(--ease);
}
.btn-nav:hover{background:var(--gold-deep);transform:translateY(-1px);box-shadow:0 10px 24px -14px rgba(227,163,74,.9);}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  border:1px solid rgba(255,255,255,.18);flex-direction:column;
  align-items:center;justify-content:center;gap:5px;
}
.nav-toggle span{display:block;width:18px;height:1.6px;background:#fff;border-radius:2px;transition:transform var(--t-mid) var(--ease),opacity var(--t-mid) var(--ease);}
.nav-toggle.is-open span:nth-child(1){transform:translateY(6.6px) rotate(45deg);}
.nav-toggle.is-open span:nth-child(2){opacity:0;}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-6.6px) rotate(-45deg);}

@media (max-width:991px){
  .nav-icon{display:none;}
  .nav-toggle{display:flex;}
  .nav-links{
    position:fixed;inset:0;z-index:99;
    flex-direction:column;justify-content:center;gap:6px;
    background:rgba(13,11,20,.98);
    -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
    opacity:0;visibility:hidden;padding:0 28px;
    transition:opacity var(--t-mid) var(--ease),visibility var(--t-mid) var(--ease);
  }
  .nav-links.is-open{opacity:1;visibility:visible;}
  .nav-links a{
    font-family:var(--font-title);font-size:21px;padding:14px 0;width:100%;
    border-bottom:1px solid rgba(255,255,255,.08);
    opacity:0;transform:translateY(10px);
    transition:opacity var(--t-mid) var(--ease),transform var(--t-mid) var(--ease);
  }
  .nav-links.is-open a{opacity:1;transform:none;}
  .nav-links.is-open a:nth-child(1){transition-delay:.04s;}
  .nav-links.is-open a:nth-child(2){transition-delay:.08s;}
  .nav-links.is-open a:nth-child(3){transition-delay:.12s;}
  .nav-links.is-open a:nth-child(4){transition-delay:.16s;}
  .nav-links.is-open a:nth-child(5){transition-delay:.20s;}
  .nav-links.is-open a:nth-child(6){transition-delay:.24s;}
  .nav-links a::after{display:none;}
}
@media (max-width:520px){
  .brand-name{font-size:14px;}
  .brand-name em{font-size:10.5px;letter-spacing:.2em;}
  .btn-nav{height:36px;padding:0 15px;font-size:13px;}
}

/* ============ 5. 通用板块与标题 ============ */
.section{padding:var(--sp-lg) 0;}
.section--md{padding:var(--sp-md) 0;}
.section--sm{padding:var(--sp-sm) 0;}
.section--paper{background:var(--paper);}
.section--white{background:var(--paper-2);}
.section--ink{background:var(--ink);color:#fff;}
.on-dark h2,.on-dark h3,.on-dark h4{color:#fff;}
.on-dark p{color:rgba(255,255,255,.72);}
.section-head{max-width:780px;margin-bottom:44px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.kicker{
  display:inline-flex;align-items:center;gap:10px;margin-bottom:16px;
  font-family:var(--font-num);font-size:12px;letter-spacing:.18em;
  text-transform:uppercase;color:var(--purple);
}
.kicker::before{content:"";width:24px;height:1px;background:var(--gold);}
.on-dark .kicker{color:var(--gold);}
.section-head h2{font-size:clamp(27px,3.3vw,40px);line-height:1.3;letter-spacing:.01em;}
.section-head p{margin-top:16px;color:var(--text-weak);max-width:660px;}
.on-dark .section-head p{color:rgba(255,255,255,.7);}
.divider{height:1px;background:var(--line);}
.on-dark .divider{background:var(--line-dark);}

/* ============ 6. 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  height:52px;padding:0 28px;border-radius:var(--radius-pill);
  font-size:15px;font-weight:600;letter-spacing:.02em;white-space:nowrap;
  transition:background var(--t-fast) var(--ease),color var(--t-fast) var(--ease),
             transform var(--t-fast) var(--ease),border-color var(--t-fast) var(--ease),box-shadow var(--t-fast) var(--ease);
}
.btn i{transition:transform var(--t-fast) var(--ease);}
.btn:hover i{transform:translateX(2px);}
.btn:active{transform:scale(.98);}
.btn-primary{background:var(--gold);color:#241A06;box-shadow:0 14px 30px -18px rgba(227,163,74,.85);}
.btn-primary:hover{background:var(--gold-deep);transform:translateY(-2px);}
.btn-ghost{border:1px solid rgba(255,255,255,.3);color:#fff;}
.btn-ghost:hover{border-color:var(--gold);color:var(--gold);transform:translateY(-2px);}
.btn-outline{border:1px solid rgba(75,58,143,.35);color:var(--purple);}
.btn-outline:hover{background:rgba(75,58,143,.07);border-color:var(--purple);transform:translateY(-2px);}
.btn-sm{height:42px;padding:0 20px;font-size:14px;}
.btn[disabled],.btn.is-disabled{opacity:.4;pointer-events:none;}
.btn.is-loading{pointer-events:none;opacity:.75;}
.btn.is-loading .spinner{
  width:15px;height:15px;border-radius:50%;
  border:2px solid rgba(36,26,6,.3);border-top-color:#241A06;
  animation:spin .8s linear infinite;
}
@keyframes spin{to{transform:rotate(360deg);}}

/* ============ 7. 内页 Hero ============ */
.page-hero{
  position:relative;overflow:hidden;color:#fff;
  padding:180px 0 76px;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(13,11,20,.88) 0%,rgba(13,11,20,.62) 42%,rgba(13,11,20,.95) 100%);
}
.page-hero::after{
  content:"";position:absolute;inset:0;opacity:.5;pointer-events:none;
  background-image:radial-gradient(circle at 18% 28%,rgba(255,255,255,.30) 0 1px,transparent 1.6px),
                   radial-gradient(circle at 72% 18%,rgba(227,163,74,.45) 0 1px,transparent 1.6px),
                   radial-gradient(circle at 41% 62%,rgba(255,255,255,.25) 0 1px,transparent 1.6px),
                   radial-gradient(circle at 88% 54%,rgba(255,255,255,.22) 0 1px,transparent 1.6px);
  background-size:340px 340px,420px 420px,300px 300px,500px 500px;
}
.page-hero .container{position:relative;z-index:1;}
.crumb{display:flex;align-items:center;gap:9px;font-size:13px;color:rgba(255,255,255,.6);margin-bottom:26px;}
.crumb a{transition:color var(--t-fast) var(--ease);}
.crumb a:hover{color:var(--gold);}
.crumb span.sep{opacity:.5;}
.hero-flag{
  display:inline-flex;align-items:center;gap:9px;
  padding:7px 16px;border-radius:var(--radius-pill);
  background:rgba(227,163,74,.14);border:1px solid rgba(227,163,74,.4);
  color:var(--gold);font-size:12.5px;letter-spacing:.1em;margin-bottom:22px;
}
.page-hero h1{
  font-size:clamp(34px,4.9vw,58px);line-height:1.2;color:#fff;
  max-width:920px;margin-bottom:22px;letter-spacing:.01em;
}
.page-hero h1 .hl{color:var(--gold);}
.hero-lead{font-size:18px;line-height:1.85;color:rgba(255,255,255,.78);max-width:640px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:36px;}
.hero-meta{
  display:flex;flex-wrap:wrap;gap:14px 34px;margin-top:44px;
  padding-top:24px;border-top:1px solid var(--line-dark);
}
.hero-meta li{display:flex;align-items:center;gap:9px;font-size:13.5px;color:rgba(255,255,255,.72);}
.hero-meta i{color:var(--gold);font-size:13px;}

/* ============ 8. 卡片与标签 ============ */
.card{
  background:var(--paper-2);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:26px;box-shadow:var(--shadow-card);
  transition:transform var(--t-mid) var(--ease),border-color var(--t-mid) var(--ease),box-shadow var(--t-mid) var(--ease);
}
.card:hover{transform:translateY(-2px);border-color:rgba(227,163,74,.45);box-shadow:0 24px 46px -26px rgba(13,11,20,.34);}
.card-icon{
  width:46px;height:46px;border-radius:14px;display:grid;place-items:center;
  background:rgba(75,58,143,.08);color:var(--purple);font-size:17px;margin-bottom:18px;
}
.card h3{font-size:20px;line-height:1.45;margin-bottom:11px;}
.card p{color:var(--text-weak);font-size:15.5px;line-height:1.85;}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 11px;border-radius:var(--radius-pill);
  font-size:12px;letter-spacing:.08em;
  background:rgba(79,140,134,.12);color:var(--teal);
}
.badge--gold{background:rgba(227,163,74,.16);color:#9C6A17;}
.badge--purple{background:rgba(75,58,143,.10);color:var(--purple);}

/* ============ 9. 卖点三卡 ============ */
.value-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}

/* ============ 10. 杂志式分屏 ============ */
.magazine{display:grid;grid-template-columns:1.02fr .98fr;gap:44px;align-items:start;}
.feature{
  background:var(--paper-2);border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-card);
  transition:transform var(--t-mid) var(--ease),border-color var(--t-mid) var(--ease);
}
.feature:hover{transform:translateY(-2px);border-color:rgba(227,163,74,.45);}
.feature-figure{position:relative;aspect-ratio:4/3;overflow:hidden;background:linear-gradient(150deg,var(--ink-2),var(--purple));}
.feature-figure img{width:100%;height:100%;transition:transform var(--t-slow) var(--ease);}
.feature:hover .feature-figure img{transform:scale(1.04);}
.feature-figure .badge{position:absolute;left:16px;top:16px;background:rgba(13,11,20,.72);color:var(--gold);backdrop-filter:blur(6px);}
.feature-body{padding:26px 26px 28px;}
.feature-body h3{font-size:24px;line-height:1.42;margin-bottom:13px;}
.feature-body p{color:var(--text-weak);font-size:15.5px;}
.feature-meta{display:flex;flex-wrap:wrap;gap:10px 20px;margin-top:20px;font-size:13px;color:var(--text-weak);}
.feature-meta i{color:var(--purple);margin-right:6px;font-size:12px;}
.feature-link{
  display:inline-flex;align-items:center;gap:8px;margin-top:22px;
  font-size:14.5px;font-weight:600;color:var(--purple);
  transition:color var(--t-fast) var(--ease),gap var(--t-fast) var(--ease);
}
.feature-link:hover{color:var(--gold-deep);gap:12px;}

.short-panel{background:var(--paper-2);border:1px solid var(--line);border-radius:var(--radius-card);padding:8px 22px;box-shadow:var(--shadow-card);}
.short-panel-head{display:flex;align-items:baseline;justify-content:space-between;gap:16px;padding:20px 0 14px;}
.short-panel-head h3{font-size:19px;}
.short-panel-head span{font-size:12.5px;color:var(--text-weak);font-family:var(--font-num);letter-spacing:.06em;}
.short-item{
  display:grid;grid-template-columns:52px 1fr auto;gap:16px;align-items:center;
  padding:17px 10px;border-top:1px solid var(--line);border-radius:14px;
  transition:background var(--t-fast) var(--ease),transform var(--t-fast) var(--ease);
}
.short-item:hover{background:rgba(75,58,143,.05);transform:translateX(3px);}
.short-idx{font-family:var(--font-num);font-size:13.5px;letter-spacing:.1em;color:var(--purple);}
.short-item h4{font-family:var(--font-body);font-size:16.5px;font-weight:600;line-height:1.5;margin-bottom:5px;color:var(--text);}
.short-item p{font-size:13.4px;line-height:1.7;color:var(--text-weak);}
.short-tag{font-size:12px;padding:4px 10px;border-radius:var(--radius-pill);background:rgba(79,140,134,.12);color:var(--teal);white-space:nowrap;}

/* ============ 11. 适用场景（不等宽） ============ */
.scene-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:24px;}
.scene-card{
  background:var(--paper-2);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:28px;box-shadow:var(--shadow-card);
  transition:transform var(--t-mid) var(--ease),border-color var(--t-mid) var(--ease);
}
.scene-card:hover{transform:translateY(-2px);border-color:rgba(227,163,74,.45);}
.scene-card h3{font-size:21px;margin-bottom:11px;}
.scene-card p{color:var(--text-weak);font-size:15.5px;}
.scene-card span.num{
  display:block;font-family:var(--font-num);font-size:12.5px;letter-spacing:.16em;
  color:var(--gold-deep);margin-bottom:14px;
}
.scene-span-5{grid-column:span 5;}
.scene-span-4{grid-column:span 4;}
.scene-span-3{grid-column:span 3;}
.scene-wide{
  grid-column:span 12;display:flex;align-items:center;justify-content:space-between;
  gap:28px;flex-wrap:wrap;background:linear-gradient(120deg,var(--ink-2),var(--ink-3));
  border-color:rgba(255,255,255,.08);color:#fff;
}
.scene-wide h3{color:#fff;font-size:22px;}
.scene-wide p{color:rgba(255,255,255,.7);max-width:640px;}

/* ============ 12. 流程 ============ */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.step{position:relative;padding:26px 22px 24px;border-radius:var(--radius-card);background:var(--paper);border:1px solid var(--line);}
.step-num{
  font-family:var(--font-num);font-size:13px;letter-spacing:.14em;color:var(--gold-deep);
  display:inline-flex;align-items:center;gap:8px;margin-bottom:14px;
}
.step-num::after{content:"";width:22px;height:1px;background:var(--gold);}
.step h3{font-size:18.5px;margin-bottom:10px;}
.step p{font-size:15px;color:var(--text-weak);}

/* ============ 13. 数据条 ============ */
.stat-strip{display:grid;grid-template-columns:1.15fr .85fr 1.3fr .7fr;gap:24px;align-items:end;}
.stat{border-top:1px solid var(--line-dark);padding-top:22px;}
.stat-num{font-family:var(--font-num);font-size:clamp(30px,4vw,46px);color:var(--gold);line-height:1.1;letter-spacing:.01em;}
.stat-num small{font-size:15px;color:rgba(255,255,255,.6);margin-left:6px;letter-spacing:.04em;}
.stat p{margin-top:10px;font-size:14.5px;line-height:1.75;}

/* ============ 14. FAQ ============ */
.faq{max-width:880px;margin:0 auto;border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:24px;
  padding:24px 4px;text-align:left;font-size:17.5px;font-weight:600;color:var(--text);
  font-family:var(--font-body);
  transition:color var(--t-fast) var(--ease);
}
.faq-q:hover{color:var(--purple);}
.faq-mark{
  position:relative;flex:0 0 26px;height:26px;border-radius:50%;
  border:1px solid rgba(75,58,143,.35);
  transition:transform var(--t-mid) var(--ease),border-color var(--t-mid) var(--ease),background var(--t-mid) var(--ease);
}
.faq-mark::before,.faq-mark::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--purple);
  transform:translate(-50%,-50%);transition:background var(--t-mid) var(--ease);
}
.faq-mark::before{width:11px;height:1.6px;}
.faq-mark::after{width:1.6px;height:11px;}
.faq-item.is-open .faq-mark{transform:rotate(45deg);border-color:rgba(227,163,74,.6);background:rgba(227,163,74,.12);}
.faq-item.is-open .faq-mark::before,.faq-item.is-open .faq-mark::after{background:var(--gold-deep);}
.faq-a{max-height:0;overflow:hidden;transition:max-height var(--t-mid) var(--ease);}
.faq-a p{padding:0 4px 26px;color:var(--text-weak);font-size:15.6px;line-height:1.9;max-width:760px;}

/* ============ 15. CTA 表单区 ============ */
.cta-band{
  position:relative;overflow:hidden;color:#fff;
  background:linear-gradient(135deg,#1B1630 0%,var(--ink) 55%,#241C46 100%);
  padding:var(--sp-lg) 0;
}
.cta-band::before{
  content:"";position:absolute;inset:0;opacity:.55;pointer-events:none;
  background-image:radial-gradient(circle at 12% 24%,rgba(227,163,74,.4) 0 1px,transparent 1.7px),
                   radial-gradient(circle at 66% 70%,rgba(255,255,255,.28) 0 1px,transparent 1.7px),
                   radial-gradient(circle at 86% 18%,rgba(255,255,255,.22) 0 1px,transparent 1.7px);
  background-size:420px 420px,360px 360px,520px 520px;
}
.cta-band .container{position:relative;z-index:1;}
.cta-grid{display:grid;grid-template-columns:.92fr 1.08fr;gap:56px;align-items:start;}
.cta-grid h2{font-size:clamp(27px,3.3vw,38px);line-height:1.32;color:#fff;margin-bottom:18px;}
.cta-grid .cta-copy p{color:rgba(255,255,255,.74);max-width:460px;}
.cta-points{margin-top:26px;display:flex;flex-direction:column;gap:12px;}
.cta-points li{display:flex;align-items:flex-start;gap:11px;font-size:15px;color:rgba(255,255,255,.8);}
.cta-points i{color:var(--gold);margin-top:6px;font-size:13px;}
.form-card{
  background:rgba(255,255,255,.04);border:1px solid var(--line-dark-2);
  border-radius:var(--radius-card);padding:30px;
  backdrop-filter:blur(6px);
}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
.field{display:flex;flex-direction:column;gap:8px;margin-bottom:18px;}
.field label{font-size:13.5px;color:rgba(255,255,255,.72);letter-spacing:.04em;}
.field input,.field select,.field textarea{
  height:48px;padding:0 14px;border-radius:var(--radius-input);
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.16);
  color:#fff;font-size:15px;transition:border-color var(--t-fast) var(--ease),background var(--t-fast) var(--ease);
}
.field textarea{height:96px;padding:12px 14px;resize:vertical;line-height:1.7;}
.field input::placeholder,.field textarea::placeholder{color:rgba(255,255,255,.35);}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--gold);background:rgba(255,255,255,.1);
}
.field select option{color:#231F2E;}
.field.has-error input,.field.has-error select{border-color:#E06A6A;background:rgba(224,106,106,.10);}
.field-error{font-size:12.6px;color:#F0A6A6;display:none;}
.field.has-error .field-error{display:block;}
.check-line{display:flex;align-items:flex-start;gap:10px;font-size:13.6px;color:rgba(255,255,255,.68);line-height:1.7;margin:4px 0 22px;}
.check-line input{width:17px;height:17px;margin-top:4px;accent-color:var(--gold);flex:0 0 auto;}
.form-actions{display:flex;align-items:center;gap:16px;flex-wrap:wrap;}
.form-note{font-size:12.8px;color:rgba(255,255,255,.5);}
.form-success{
  display:none;text-align:center;padding:34px 24px;
  border:1px solid rgba(227,163,74,.45);border-radius:var(--radius-card);
  background:rgba(227,163,74,.08);
}
.form-success.is-visible{display:block;}
.form-success i{font-size:28px;color:var(--gold);margin-bottom:14px;display:block;}
.form-success h3{color:#fff;font-size:20px;margin-bottom:10px;}
.form-success p{color:rgba(255,255,255,.7);font-size:15px;}

/* ============ 16. 页脚 ============ */
.site-footer{background:var(--ink);color:rgba(255,255,255,.72);padding:78px 0 30px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:44px;}
.footer-brand .brand{margin-bottom:20px;}
.footer-brand p{font-size:14.6px;line-height:1.9;color:rgba(255,255,255,.6);max-width:340px;}
.footer-col h4{
  font-family:var(--font-body);font-size:14px;letter-spacing:.12em;
  color:#fff;margin-bottom:18px;font-weight:600;
}
.footer-col ul{display:flex;flex-direction:column;gap:11px;}
.footer-col li{font-size:14.4px;color:rgba(255,255,255,.6);line-height:1.7;}
.footer-col a{transition:color var(--t-fast) var(--ease);}
.footer-col a:hover{color:var(--gold);}
.footer-bottom{
  margin-top:52px;padding-top:24px;border-top:1px solid var(--line-dark);
  display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.45);
}

/* ============ 17. 滚动进入动效 ============ */
.js .reveal{opacity:0;transform:translateY(16px);transition:opacity var(--t-slow) var(--ease),transform var(--t-slow) var(--ease);}
.js .reveal.is-in{opacity:1;transform:none;}
.js .reveal.d1{transition-delay:.06s;}
.js .reveal.d2{transition-delay:.12s;}
.js .reveal.d3{transition-delay:.18s;}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important;}
  .js .reveal{opacity:1;transform:none;}
}

/* ============ 18. 响应式 ============ */
@media (max-width:1199px){
  .nav-links{gap:22px;}
  .value-grid{gap:20px;}
  .magazine{gap:32px;}
  .stat-strip{grid-template-columns:1.1fr 1fr 1.1fr 1fr;gap:20px;}
}
@media (max-width:991px){
  :root{--sp-lg:72px;--sp-md:56px;--sp-sm:46px;}
  .page-hero{padding:150px 0 62px;}
  .value-grid{grid-template-columns:1fr 1fr;}
  .magazine{grid-template-columns:1fr;}
  .scene-span-5,.scene-span-4,.scene-span-3{grid-column:span 6;}
  .steps{grid-template-columns:1fr 1fr;}
  .stat-strip{grid-template-columns:1fr 1fr;gap:26px;}
  .cta-grid{grid-template-columns:1fr;gap:38px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px;}
}
@media (max-width:767px){
  body{font-size:16px;}
  .page-hero{padding:132px 0 56px;}
  .hero-lead{font-size:16.5px;}
  .hero-meta{gap:12px 22px;}
  .value-grid{grid-template-columns:1fr;}
  .scene-span-5,.scene-span-4,.scene-span-3{grid-column:span 12;}
  .steps{grid-template-columns:1fr;}
  .stat-strip{grid-template-columns:1fr;}
  .form-row{grid-template-columns:1fr;}
  .form-card{padding:22px;}
  .short-item{grid-template-columns:42px 1fr;row-gap:8px;}
  .short-tag{grid-column:2;justify-self:start;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;gap:8px;}
  .btn{height:48px;padding:0 22px;font-size:14.5px;}
  .feature-body{padding:22px;}
}
@media (max-width:520px){
  .hero-actions{flex-direction:column;align-items:stretch;}
  .hero-actions .btn{width:100%;}
  .page-hero h1{font-size:30px;}
  .section-head h2{font-size:25px;}
  .short-item{grid-template-columns:1fr;padding:16px 6px;}
  .short-idx{margin-bottom:2px;}
  .short-tag{grid-column:1;}
}