/* roulang page: index */
:root{
  --bg-0:#080C12;--bg-1:#0E1520;
  --surface:rgba(255,255,255,.045);--surface-2:rgba(255,255,255,.075);
  --brand:#F5B335;--brand-hi:#FFD776;--brand-deep:#D8931B;
  --jade:#3FBFA3;--cinnabar:#C7452C;
  --text-1:#F2F4F7;--text-2:#A9B4C2;--text-3:#6F7C8D;
  --line-warm:rgba(245,179,53,.18);--line-cool:rgba(255,255,255,.08);
  --radius-card:18px;--radius-btn:12px;--radius-img:14px;
  --shadow-card:0 18px 48px rgba(0,0,0,.45);
  --shadow-glow:0 10px 30px rgba(245,179,53,.30);
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC",STSong,serif;
  --sans:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  --space-section:96px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--bg-0);color:var(--text-1);
  font-family:var(--sans);font-size:16px;line-height:1.85;letter-spacing:0;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
body.no-scroll{overflow:hidden}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
button{background:none;border:0;cursor:pointer}
h1,h2,h3,h4{margin:0;font-family:var(--serif);font-weight:700;letter-spacing:-.01em;line-height:1.3}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
::selection{background:rgba(245,179,53,.3);color:#fff}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px}

.container{width:100%;max-width:1240px;margin:0 auto;padding:0 48px}
.section{padding:var(--space-section) 0}
.glass{
  background:var(--surface);border:1px solid var(--line-warm);border-radius:var(--radius-card);
  backdrop-filter:blur(14px) saturate(120%);-webkit-backdrop-filter:blur(14px) saturate(120%);
  box-shadow:var(--shadow-card);
}
.badge{
  display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 12px;border-radius:999px;
  font-size:12px;line-height:1;font-weight:600;letter-spacing:.02em;white-space:nowrap;
}
.badge-gold{background:rgba(245,179,53,.12);color:var(--brand-hi);border:1px solid var(--line-warm)}
.badge-jade{background:rgba(63,191,163,.12);color:var(--jade);border:1px solid rgba(63,191,163,.25)}
.badge-cinnabar{background:rgba(199,69,44,.16);color:#F0917C;border:1px solid rgba(199,69,44,.35)}
.badge-muted{background:rgba(255,255,255,.06);color:var(--text-3);border:1px solid var(--line-cool)}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:0 26px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;line-height:1;letter-spacing:.01em;
  transition:transform .18s ease,box-shadow .22s ease,background .22s ease,color .22s ease,border-color .22s ease;
  border:1px solid transparent;
}
.btn-primary{
  background:linear-gradient(135deg,var(--brand-hi),var(--brand-deep));
  color:#161005;box-shadow:var(--shadow-glow);
}
.btn-primary:hover{filter:brightness(1.06);box-shadow:0 0 0 3px rgba(245,179,53,.18),var(--shadow-glow)}
.btn-primary:active{transform:translateY(1px);box-shadow:0 0 0 1px rgba(245,179,53,.22)}
.btn-ghost{background:transparent;color:var(--text-1);border-color:var(--line-warm)}
.btn-ghost:hover{background:rgba(245,179,53,.08);border-color:rgba(245,179,53,.4)}
.btn-ghost:active{transform:translateY(1px)}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px}
.btn-block{width:100%}
.btn[disabled]{opacity:.6;cursor:not-allowed;box-shadow:none}
.btn-text{display:inline-flex;align-items:center;gap:6px;color:var(--brand-hi);font-weight:600;font-size:15px}
.btn-text .arw{transition:transform .2s ease}
.btn-text:hover .arw{transform:translateX(4px)}

/* ============ header ============ */
.site-header{
  position:sticky;top:0;z-index:80;background:rgba(8,12,18,.55);
  transition:background .25s ease,box-shadow .25s ease,transform .18s ease,border-color .25s ease;
  border-bottom:1px solid transparent;
}
.site-header.is-scrolled{
  background:rgba(8,12,18,.78);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line-warm);
}
.site-header.is-hidden{transform:translateY(-100%)}
.nav-wrap{display:flex;align-items:center;gap:28px;height:64px}
.brand{display:inline-flex;align-items:center;gap:10px;flex:none}
.brand-mark{
  width:14px;height:14px;border-radius:4px;background:linear-gradient(140deg,var(--brand-hi),var(--brand-deep));
  box-shadow:0 0 14px rgba(245,179,53,.6);flex:none;
}
.brand-text{font-family:var(--serif);font-size:17px;font-weight:700;color:var(--text-1);letter-spacing:.01em}
.main-nav{display:flex;align-items:center;gap:22px;margin-right:auto}
.nav-link{
  position:relative;font-size:15px;color:var(--text-2);padding:6px 0;transition:color .2s ease;white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:0;bottom:-2px;width:12px;height:2px;border-radius:2px;
  background:var(--brand-hi);opacity:0;transition:opacity .2s ease,width .2s ease,box-shadow .2s ease;
}
.nav-link:hover{color:var(--text-1)}
.nav-link:hover::after{opacity:.4;width:20px}
.nav-link.is-active{color:var(--brand-hi)}
.nav-link.is-active::after{opacity:1;box-shadow:0 0 12px rgba(245,179,53,.8)}
.nav-actions{display:flex;align-items:center;gap:12px;flex:none}
.icon-btn{
  width:40px;height:40px;border-radius:50%;border:1px solid var(--line-cool);color:var(--text-2);
  display:inline-flex;align-items:center;justify-content:center;transition:background .2s ease,color .2s ease,border-color .2s ease;
}
.icon-btn:hover{background:var(--surface-2);color:var(--brand-hi);border-color:var(--line-warm)}
.hamburger{display:none;width:40px;height:40px;border-radius:10px;border:1px solid var(--line-cool);align-items:center;justify-content:center}
.hamburger span,.hamburger span::before,.hamburger span::after{display:block;width:18px;height:2px;background:var(--text-1);border-radius:2px;transition:transform .2s ease}
.hamburger span{position:relative}
.hamburger span::before{content:"";position:absolute;top:-6px}
.hamburger span::after{content:"";position:absolute;top:6px}

.search-bar{
  border-top:1px solid var(--line-warm);background:rgba(14,21,32,.9);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
}
.search-inner{display:flex;align-items:center;gap:12px;height:56px;justify-content:flex-end}
.search-inner form{display:flex;align-items:center;gap:10px;width:520px;max-width:100%}
.search-inner input{
  flex:1;height:40px;border-radius:10px;border:1px solid var(--line-cool);
  background:rgba(255,255,255,.05);padding:0 14px;font-size:14px;color:var(--text-1);
}
.search-inner input::placeholder{color:var(--text-3)}
.search-inner input:focus{border-color:var(--brand);outline:none;box-shadow:0 0 0 3px rgba(245,179,53,.12)}

/* drawer */
.drawer{
  position:fixed;top:0;right:0;height:100%;width:min(86vw,360px);z-index:120;
  background:rgba(10,15,23,.97);border-left:1px solid var(--line-warm);
  transform:translateX(102%);transition:transform .28s cubic-bezier(.2,.7,.3,1);
  display:flex;flex-direction:column;padding:20px;gap:8px;
  backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
}
.drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;height:44px;margin-bottom:8px}
.drawer-head .brand-text{font-size:16px}
.drawer-nav{display:flex;flex-direction:column;flex:1;overflow:auto}
.drawer-nav a{
  display:flex;align-items:center;height:56px;font-size:16px;color:var(--text-2);
  border-bottom:1px solid var(--line-cool);padding-left:14px;position:relative;
}
.drawer-nav a.is-active{color:var(--brand-hi)}
.drawer-nav a.is-active::before{content:"";position:absolute;left:0;top:16px;bottom:16px;width:3px;border-radius:2px;background:var(--brand-hi);box-shadow:0 0 10px rgba(245,179,53,.7)}
.drawer-foot{display:flex;flex-direction:column;gap:12px;padding-top:12px}
.drawer-foot input{
  height:44px;border-radius:10px;border:1px solid var(--line-cool);
  background:rgba(255,255,255,.05);padding:0 14px;font-size:14px;
}
.drawer-mask{
  position:fixed;inset:0;background:rgba(4,7,11,.6);z-index:110;opacity:0;pointer-events:none;transition:opacity .25s ease;
}
.drawer-mask.is-show{opacity:1;pointer-events:auto}

/* ============ hero ============ */
.hero{position:relative;padding:88px 0 0;overflow:hidden}
.hero::before{
  content:"";position:absolute;top:-160px;left:-120px;width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle,rgba(245,179,53,.16),transparent 68%);filter:blur(20px);pointer-events:none;
}
.hero-inner{display:grid;grid-template-columns:55% 45%;gap:44px;align-items:center;position:relative}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:12px;letter-spacing:.14em;color:var(--brand-hi);
  text-transform:uppercase;margin-bottom:20px;
}
.eyebrow::before{content:"";width:24px;height:1px;background:var(--brand-deep)}
.hero-title{
  font-size:clamp(30px,4.6vw,60px);line-height:1.16;color:var(--text-1);
  font-family:var(--serif);letter-spacing:-.01em;margin-bottom:20px;
}
.hero-title em{font-style:normal;color:var(--brand-hi)}
.hero-sub{font-size:17px;line-height:1.85;color:var(--text-2);max-width:520px;margin-bottom:32px}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:40px}
.hero-stats{display:flex;flex-wrap:wrap;align-items:center;gap:0}
.hero-stats li{
  display:flex;flex-direction:column;gap:4px;padding:0 26px;border-left:1px solid var(--line-cool);
}
.hero-stats li:first-child{padding-left:0;border-left:0}
.hero-stats strong{font-family:var(--serif);font-size:24px;color:var(--brand-hi);line-height:1.2}
.hero-stats span{font-size:13px;color:var(--text-3);line-height:1.4}
.hero-visual{
  position:relative;border-radius:var(--radius-img);overflow:hidden;min-height:520px;isolation:isolate;
  border:1px solid var(--line-warm);box-shadow:var(--shadow-card);
}
.hero-visual img{width:100%;height:100%;min-height:520px;object-fit:cover}
.hero-visual::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(8,12,18,.6),rgba(8,12,18,.22) 42%,rgba(8,12,18,.92));
}
.hero-float{
  position:absolute;left:24px;right:24px;bottom:24px;z-index:2;padding:16px 18px;display:flex;align-items:center;gap:12px;
}
.hero-float .dot{width:10px;height:10px;border-radius:50%;background:var(--brand);box-shadow:0 0 0 4px rgba(245,179,53,.18),0 0 16px rgba(245,179,53,.8);flex:none}
.float-label{font-size:12px;color:var(--text-3);letter-spacing:.08em}
.float-value{font-size:15px;font-weight:600;color:var(--text-1)}

/* guide bar */
.guide-wrap{padding:28px 0 0}
.guide-bar{
  display:flex;align-items:center;justify-content:space-between;gap:16px;height:56px;padding:0 22px;
  background:var(--surface);border:1px solid var(--line-warm);border-radius:999px;
  backdrop-filter:blur(14px) saturate(120%);-webkit-backdrop-filter:blur(14px) saturate(120%);
  font-size:13px;color:var(--text-2);transition:background .22s ease,border-color .22s ease;
}
.guide-bar:hover{background:var(--surface-2);border-color:rgba(245,179,53,.34);color:var(--text-1)}
.guide-arrow{color:var(--brand-hi);font-size:16px}

/* section head */
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:34px;flex-wrap:wrap}
.sec-head h2{font-size:clamp(24px,2.6vw,38px);color:var(--text-1)}
.sec-kicker{display:block;font-size:12px;letter-spacing:.16em;color:var(--brand-deep);margin-bottom:12px;font-family:var(--sans)}
.sec-desc{font-size:15px;color:var(--text-2);max-width:620px;margin-top:12px}

/* ============ timeline ============ */
.timeline{position:relative;padding-left:34px;border-left:1px solid var(--line-warm);margin-left:6px}
.timeline li{position:relative;padding:0 0 38px 0}
.timeline li:last-child{padding-bottom:0}
.timeline li::before{
  content:"";position:absolute;left:-40px;top:9px;width:10px;height:10px;border-radius:50%;
  background:var(--bg-0);border:1px solid rgba(245,179,53,.5);
}
.timeline li.is-done::before{background:var(--brand);border-color:var(--brand);box-shadow:0 0 0 4px rgba(245,179,53,.14),0 0 14px rgba(245,179,53,.9)}
.tl-top{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:6px}
.tl-ep{
  font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12px;letter-spacing:.08em;
  color:var(--brand-hi);background:rgba(245,179,53,.1);border:1px solid var(--line-warm);
  border-radius:6px;padding:2px 8px;
}
.timeline h3{font-size:19px;color:var(--text-1)}
.tl-text{font-size:15px;color:var(--text-2);max-width:660px}
.tl-dur{font-size:13px;color:var(--text-3);margin-top:6px}

/* ============ cast ============ */
.cast-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-bottom:56px}
.cast-card{
  padding:22px;border-radius:var(--radius-card);background:var(--surface);border:1px solid var(--line-warm);
  backdrop-filter:blur(14px) saturate(120%);-webkit-backdrop-filter:blur(14px) saturate(120%);
  transition:border-color .22s ease,box-shadow .22s ease,transform .22s ease;
}
.cast-card:hover{border-color:rgba(245,179,53,.34);box-shadow:var(--shadow-card);transform:translateY(-3px)}
.cast-avatar{
  width:96px;height:96px;border-radius:50%;overflow:hidden;margin:0 auto 16px;border:1px solid var(--line-warm);
  transition:filter .24s ease;
}
.cast-avatar img{width:100%;height:100%;object-fit:cover;transition:transform .24s cubic-bezier(.2,.7,.3,1),filter .24s ease}
.cast-card:hover .cast-avatar img{transform:scale(1.04);filter:brightness(1.08)}
.cast-name{font-family:var(--serif);font-size:18px;text-align:center;color:var(--text-1);margin-bottom:8px}
.cast-role{display:flex;justify-content:center;margin-bottom:12px}
.cast-line{font-size:14px;color:var(--text-2);text-align:center;line-height:1.7}

.spot-list{display:flex;flex-direction:column;gap:18px}
.spot{
  display:grid;grid-template-columns:88px 1fr;gap:24px;align-items:start;
  padding:26px 28px;border-radius:var(--radius-card);background:rgba(255,255,255,.028);
  border:1px solid var(--line-cool);transition:border-color .22s ease,background .22s ease;
}
.spot:hover{border-color:var(--line-warm);background:rgba(255,255,255,.045)}
.spot:nth-child(2){margin-left:48px}
.spot:nth-child(3){margin-left:96px}
.spot-num{font-family:var(--serif);font-size:38px;line-height:1;color:rgba(245,179,53,.4)}
.spot h3{font-size:19px;color:var(--text-1);margin-bottom:8px}
.spot p{font-size:15px;color:var(--text-2)}

/* ============ plans ============ */
.plan-tabs{display:none}
.plans-shell{padding:32px;border-radius:var(--radius-card);background:var(--surface);border:1px solid var(--line-warm);backdrop-filter:blur(14px) saturate(120%);-webkit-backdrop-filter:blur(14px) saturate(120%)}
.plans{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:start}
.plan-col{
  padding:26px 22px;border-radius:var(--radius-card);border:1px solid var(--line-cool);
  background:rgba(255,255,255,.02);transition:border-color .22s ease,transform .22s ease,box-shadow .22s ease,opacity .22s ease;
  opacity:.86;
}
.plan-col:hover{opacity:1;border-color:rgba(245,179,53,.3)}
.plan-col.is-featured{
  opacity:1;border-color:var(--brand);box-shadow:var(--shadow-glow);transform:translateY(-8px);
  background:linear-gradient(180deg,rgba(245,179,53,.08),rgba(255,255,255,.02));
}
.plan-head{min-height:96px;display:flex;flex-direction:column;justify-content:center;gap:6px;padding-bottom:16px;border-bottom:1px solid var(--line-cool);margin-bottom:6px}
.plan-name{font-family:var(--serif);font-size:20px;color:var(--text-1);display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.plan-price{font-family:var(--serif);font-size:28px;color:var(--brand-hi);line-height:1.1}
.plan-price small{font-size:13px;font-family:var(--sans);color:var(--text-3);margin-left:4px}
.plan-row{display:grid;grid-template-columns:1fr auto;align-items:center;gap:12px;min-height:52px;border-bottom:1px solid var(--line-cool);font-size:14px}
.plan-row:last-child{border-bottom:0}
.plan-row .k{color:var(--text-3)}
.plan-row .v{color:var(--text-1);font-weight:500;text-align:right}
.plan-row .v.ok{color:var(--jade)}
.plan-row .v.no{color:var(--text-3)}
.plan-cta{margin-top:20px}

/* ============ signup ============ */
.signup-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.signup-copy h2{font-size:clamp(24px,2.6vw,38px);margin-bottom:16px}
.signup-copy p{color:var(--text-2);font-size:16px;margin-bottom:24px;max-width:520px}
.check-list li{display:flex;gap:12px;align-items:flex-start;font-size:15px;color:var(--text-2);margin-bottom:14px}
.check-list .tick{
  width:20px;height:20px;border-radius:50%;flex:none;margin-top:4px;
  background:rgba(63,191,163,.16);color:var(--jade);display:flex;align-items:center;justify-content:center;font-size:12px;
}
.form-card{padding:32px;border-radius:var(--radius-card);background:var(--surface);border:1px solid var(--line-warm);backdrop-filter:blur(14px) saturate(120%);-webkit-backdrop-filter:blur(14px) saturate(120%);box-shadow:var(--shadow-card)}
.field{margin-bottom:18px}
.field label{display:block;font-size:13px;color:var(--text-2);margin-bottom:8px}
.field input,.field select,.field textarea{
  width:100%;height:48px;border-radius:12px;border:1px solid var(--line-cool);
  background:rgba(255,255,255,.05);padding:0 14px;font-size:15px;color:var(--text-1);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.field textarea{height:auto;min-height:110px;padding:12px 14px;line-height:1.7;resize:vertical}
.field select{appearance:none;-webkit-appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--text-3) 50%),linear-gradient(135deg,var(--text-3) 50%,transparent 50%);background-position:calc(100% - 20px) 21px,calc(100% - 14px) 21px;background-size:6px 6px,6px 6px;background-repeat:no-repeat}
.field input::placeholder,.field textarea::placeholder{color:var(--text-3)}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(245,179,53,.12)}
.field.has-error input,.field.has-error select{border-color:var(--cinnabar)}
.err-msg{display:none;font-size:13px;color:#E7795F;margin-top:6px}
.field.has-error .err-msg{display:block}
.form-note{font-size:12px;color:var(--text-3);margin-top:14px;line-height:1.7}
.form-ok{display:none;margin-top:14px;font-size:14px;color:var(--jade)}
.form-ok.is-show{display:block}

/* ============ news ============ */
.chips{display:flex;flex-wrap:wrap;gap:10px}
.chip{
  height:32px;padding:0 16px;border-radius:999px;font-size:13px;color:var(--text-2);
  border:1px solid var(--line-cool);background:rgba(255,255,255,.03);
  display:inline-flex;align-items:center;transition:all .2s ease;
}
.chip:hover{color:var(--text-1);border-color:var(--line-warm);background:var(--surface-2)}
.chip.is-active{background:rgba(245,179,53,.14);border-color:rgba(245,179,53,.45);color:var(--brand-hi)}
.news-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:26px}
.news-card{
  display:flex;flex-direction:column;overflow:hidden;border-radius:var(--radius-card);
  background:var(--surface);border:1px solid var(--line-warm);
  backdrop-filter:blur(14px) saturate(120%);-webkit-backdrop-filter:blur(14px) saturate(120%);
  transition:border-color .22s ease,box-shadow .22s ease,transform .22s ease;
}
.news-card:hover{border-color:rgba(245,179,53,.34);box-shadow:var(--shadow-card);transform:translateY(-3px)}
.news-cover{position:relative;aspect-ratio:16/9;overflow:hidden;background:rgba(255,255,255,.04)}
.news-cover img{width:100%;height:100%;object-fit:cover;transition:transform .24s cubic-bezier(.2,.7,.3,1),filter .24s ease}
.news-card:hover .news-cover img{transform:scale(1.03);filter:brightness(1.06)}
.news-cover .badge{position:absolute;top:14px;left:14px;z-index:2;backdrop-filter:blur(6px)}
.news-body{padding:22px 24px 24px;display:flex;flex-direction:column;flex:1}
.news-title{font-size:18px;line-height:1.5;color:var(--text-1);margin-bottom:10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card:hover .news-title{color:var(--brand-hi)}
.news-excerpt{font-size:14px;color:var(--text-2);line-height:1.8;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:18px}
.news-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--text-3);border-top:1px solid var(--line-cool);padding-top:14px}
.news-foot .arw{color:var(--brand-hi);transition:transform .2s ease}
.news-card:hover .news-foot .arw{transform:translateX(4px)}
.more-wrap{display:flex;justify-content:center;margin-top:36px}
.empty-state{
  border:1px dashed var(--line-cool);border-radius:var(--radius-card);padding:56px 24px;text-align:center;
  background:rgba(255,255,255,.02);
}
.empty-state .ei{font-size:34px;color:var(--text-3);margin-bottom:14px;line-height:1}
.empty-state p{font-size:15px;color:var(--text-2);margin-bottom:20px}

/* ============ faq ============ */
.faq-list{max-width:860px;margin:0 auto}
.faq-item{border-bottom:1px solid var(--line-cool)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  min-height:64px;padding:12px 0;text-align:left;font-size:17px;font-weight:600;color:var(--text-1);
  transition:color .2s ease;
}
.faq-q:hover{color:var(--brand-hi)}
.faq-icon{
  width:20px;height:20px;flex:none;position:relative;transition:transform .3s cubic-bezier(.2,.7,.3,1);color:var(--brand-hi);
}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;background:currentColor;border-radius:2px}
.faq-icon::before{left:0;top:9px;width:20px;height:2px}
.faq-icon::after{left:9px;top:0;width:2px;height:20px}
.faq-item.is-open .faq-icon{transform:rotate(45deg)}
.faq-a{display:none;padding:0 0 20px;max-width:720px;font-size:15px;line-height:1.85;color:var(--text-2)}
.faq-item.is-open .faq-a{display:block}

/* ============ footer ============ */
.site-footer{background:var(--bg-1);border-top:1px solid var(--line-cool);margin-top:24px;padding:72px 0 0}
.foot-grid{display:grid;grid-template-columns:1.3fr .8fr .8fr 1.1fr;gap:48px;padding-bottom:56px}
.foot-brand .brand{margin-bottom:16px}
.foot-brand p{font-size:14px;color:var(--text-2);line-height:1.8;max-width:300px;margin-bottom:18px}
.foot-icons{display:flex;gap:10px}
.foot-col h4{font-size:14px;color:var(--text-1);font-family:var(--sans);font-weight:600;letter-spacing:.04em;margin-bottom:18px}
.foot-col a{display:block;font-size:14px;color:var(--text-2);padding:6px 0;transition:color .2s ease,transform .2s ease}
.foot-col a:hover{color:var(--brand-hi);transform:translateX(3px)}
.foot-sub p{font-size:14px;color:var(--text-2);margin-bottom:16px}
.foot-sub form{display:flex;gap:10px}
.foot-sub input{
  flex:1;min-width:0;height:44px;border-radius:12px;border:1px solid var(--line-cool);
  background:rgba(255,255,255,.05);padding:0 14px;font-size:14px;color:var(--text-1);
}
.foot-sub input::placeholder{color:var(--text-3)}
.foot-sub input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(245,179,53,.12)}
.foot-bar{
  border-top:1px solid var(--line-cool);padding:22px 0 28px;display:flex;flex-wrap:wrap;
  align-items:center;justify-content:space-between;gap:12px;font-size:13px;color:var(--text-3);
}
.foot-bar a{color:var(--text-3)}
.foot-bar a:hover{color:var(--brand-hi)}

/* ============ responsive ============ */
@media (max-width:1279px){
  .container{padding:0 40px}
  :root{--space-section:80px}
  .hero-inner{grid-template-columns:60% 40%;gap:32px}
  .cast-grid{grid-template-columns:repeat(3,1fr)}
  .spot:nth-child(2){margin-left:32px}
  .spot:nth-child(3){margin-left:64px}
}
@media (max-width:1023px){
  .main-nav{display:none}
  .hamburger{display:inline-flex}
  .hero{padding-top:72px}
  .hero-inner{grid-template-columns:1fr;gap:36px}
  .hero-visual{min-height:320px}
  .hero-visual img{min-height:320px}
  .cast-grid{grid-template-columns:repeat(2,1fr)}
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .signup-grid{grid-template-columns:1fr;gap:36px}
  .foot-grid{grid-template-columns:1fr 1fr;gap:36px}
  .spot:nth-child(2),.spot:nth-child(3){margin-left:0}
  .plans-shell{padding:24px}
}
@media (max-width:767px){
  :root{--space-section:56px}
  .container{padding:0 20px}
  body{font-size:16px}
  .nav-wrap{height:56px;gap:12px}
  .nav-actions .btn-sm{min-height:36px;padding:0 14px;font-size:13px}
  .hero-title{font-size:clamp(26px,7.4vw,34px)}
  .hero-sub{font-size:15px}
  .hero-cta .btn{width:100%}
  .hero-stats{gap:0;width:100%}
  .hero-stats li{padding:0 14px;flex:1 1 50%;min-width:0}
  .hero-stats li:nth-child(3){padding-left:0;border-left:0}
  .hero-stats strong{font-size:20px}
  .hero-stats span{font-size:12px}
  .guide-bar{height:auto;min-height:56px;padding:14px 18px;border-radius:16px;font-size:12px;line-height:1.6}
  .sec-head{margin-bottom:24px}
  .timeline{padding-left:26px}
  .timeline li::before{left:-32px}
  .timeline li{padding-bottom:28px}
  .cast-grid{grid-template-columns:1fr;gap:16px}
  .cast-avatar{width:80px;height:80px}
  .spot{grid-template-columns:1fr;gap:8px;padding:20px}
  .spot-num{font-size:30px}
  .plans{grid-template-columns:1fr;gap:16px}
  .plan-col{display:none;opacity:1}
  .plan-col.is-active{display:block}
  .plan-col.is-featured{transform:none}
  .plan-tabs{
    display:flex;gap:8px;position:sticky;bottom:12px;z-index:30;margin-top:20px;
    padding:8px;border-radius:999px;background:rgba(14,21,32,.9);border:1px solid var(--line-warm);
    backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
    padding-bottom:calc(8px + env(safe-area-inset-bottom,0px));
  }
  .plan-tab{
    flex:1;min-height:40px;border-radius:999px;font-size:13px;color:var(--text-2);
    border:1px solid transparent;transition:all .2s ease;
  }
  .plan-tab.is-active{background:rgba(245,179,53,.16);border-color:rgba(245,179,53,.42);color:var(--brand-hi);font-weight:600}
  .news-grid{grid-template-columns:1fr}
  .faq-q{min-height:56px;font-size:16px}
  .form-card{padding:22px}
  .foot-grid{grid-template-columns:1fr;gap:32px;padding-bottom:36px}
  .foot-sub{order:-1}
  .site-footer{padding-top:56px}
  .foot-bar{flex-direction:column;align-items:flex-start;gap:8px}
  .btn{width:100%}
  .btn-sm{width:auto}
  .hero-float{left:14px;right:14px;bottom:14px;padding:12px 14px}
  .news-body{padding:18px 18px 20px}
  .plan-cta .btn,.form-card .btn{width:100%}
}
@media (max-width:520px){
  .hero-stats li{flex:1 1 50%}
  .sec-head h2{font-size:24px}
  .search-inner form{width:100%}
}

/* roulang page: category1 */
:root{
  --bg-0:#080C12;
  --bg-1:#0E1520;
  --surface:rgba(255,255,255,.045);
  --surface-2:rgba(255,255,255,.075);
  --brand:#F5B335;
  --brand-hi:#FFD776;
  --brand-deep:#D8931B;
  --jade:#3FBFA3;
  --cinnabar:#C7452C;
  --text-1:#F2F4F7;
  --text-2:#A9B4C2;
  --text-3:#6F7C8D;
  --line-warm:rgba(245,179,53,.18);
  --line-cool:rgba(255,255,255,.08);
  --radius-card:18px;
  --radius-btn:12px;
  --radius-img:14px;
  --shadow-card:0 18px 48px rgba(0,0,0,.45);
  --shadow-glow:0 10px 30px rgba(245,179,53,.30);
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC","SimSun",serif;
  --sans:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --nav-h:64px;
  --sec-gap:96px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:
    radial-gradient(900px 520px at 82% -8%,rgba(245,179,53,.10),transparent 62%),
    radial-gradient(700px 460px at 4% 12%,rgba(63,191,163,.07),transparent 60%),
    var(--bg-0);
  color:var(--text-1);
  font-family:var(--sans);
  font-size:16px;
  line-height:1.85;
  letter-spacing:0;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
a:hover{color:var(--brand-hi)}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px}
::selection{background:rgba(245,179,53,.28);color:#fff}

.container{width:100%;max-width:1240px;margin:0 auto;padding:0 48px}

/* ---------- Header / Nav ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  height:var(--nav-h);
  display:flex;align-items:center;
  background:rgba(8,12,18,.55);
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  border-bottom:1px solid transparent;
  transition:background .28s ease,border-color .28s ease,transform .18s ease;
}
.site-header.is-scrolled{
  background:rgba(8,12,18,.78);
  border-bottom-color:var(--line-warm);
}
.site-header.is-hidden{transform:translateY(-100%)}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;
  gap:28px;width:100%;
}
.brand{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--serif);font-size:18px;font-weight:700;
  letter-spacing:-.01em;color:var(--text-1);white-space:nowrap;
}
.brand-mark{
  width:12px;height:12px;border-radius:4px;
  background:linear-gradient(135deg,var(--brand-hi),var(--brand-deep));
  box-shadow:0 0 14px rgba(245,179,53,.55);
  flex:none;
}
.brand:hover .brand-mark{box-shadow:0 0 20px rgba(255,215,118,.8)}
.main-nav{display:flex;align-items:center;gap:22px;margin-left:auto;margin-right:6px}
.nav-link{
  position:relative;
  font-size:15px;color:var(--text-2);
  padding:6px 0;
  transition:color .2s ease;
  white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:50%;bottom:-6px;transform:translateX(-50%) scaleX(0);
  width:12px;height:2px;border-radius:2px;background:var(--brand-hi);
  box-shadow:0 0 10px rgba(255,215,118,.9);
  transition:transform .22s ease,opacity .22s ease;opacity:0;
}
.nav-link:hover{color:var(--text-1)}
.nav-link:hover::after{transform:translateX(-50%) scaleX(1);opacity:.4;background:var(--text-1);box-shadow:none}
.nav-link.is-active{color:var(--brand-hi)}
.nav-link.is-active::after{transform:translateX(-50%) scaleX(1);opacity:1}
.header-actions{display:flex;align-items:center;gap:12px}
.search-toggle{
  width:36px;height:36px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line-cool);color:var(--text-2);
  transition:border-color .2s ease,color .2s ease,background .2s ease;
}
.search-toggle:hover{color:var(--brand-hi);border-color:var(--line-warm);background:var(--surface)}
.burger{
  display:none;width:40px;height:40px;border-radius:10px;
  border:1px solid var(--line-cool);align-items:center;justify-content:center;
  color:var(--text-1);
}
.burger span{display:block;width:16px;height:1.5px;background:currentColor;position:relative}
.burger span::before,.burger span::after{
  content:"";position:absolute;left:0;width:16px;height:1.5px;background:currentColor;
}
.burger span::before{top:-5px}
.burger span::after{top:5px}

/* Buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;border-radius:999px;
  font-size:15px;font-weight:600;letter-spacing:.02em;
  transition:transform .18s cubic-bezier(.2,.7,.3,1),box-shadow .22s ease,background .22s ease,border-color .22s ease,color .22s ease;
  cursor:pointer;
}
.btn-primary{
  background:linear-gradient(135deg,var(--brand-hi),var(--brand-deep));
  color:#161005;box-shadow:var(--shadow-glow);
}
.btn-primary:hover{box-shadow:0 12px 34px rgba(245,179,53,.42),0 0 0 3px rgba(245,179,53,.18);color:#161005}
.btn-primary:active{transform:translateY(1px);box-shadow:0 6px 18px rgba(245,179,53,.3),0 0 0 2px rgba(245,179,53,.16)}
.btn-primary[disabled]{opacity:.6;cursor:not-allowed;box-shadow:none}
.btn-ghost{
  background:transparent;color:var(--text-1);
  border:1px solid var(--line-warm);
}
.btn-ghost:hover{background:rgba(245,179,53,.08);border-color:rgba(245,179,53,.4);color:var(--text-1)}
.btn-sm{height:38px;padding:0 18px;font-size:14px;border-radius:10px}
.btn-block{width:100%}
.link-more{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--brand);font-size:14px;font-weight:600;
}
.link-more svg{transition:transform .2s ease}
.link-more:hover svg{transform:translateX(4px)}

/* ---------- Page hero ---------- */
.page-hero{
  position:relative;
  padding:calc(var(--nav-h) + 44px) 0 44px;
  overflow:hidden;
  border-bottom:1px solid var(--line-cool);
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(720px 300px at 88% 0%,rgba(245,179,53,.14),transparent 68%);
  pointer-events:none;
}
.hero-grid{
  position:relative;
  display:grid;grid-template-columns:1.25fr .75fr;gap:40px;align-items:center;
  min-height:210px;
}
.breadcrumb{
  display:flex;align-items:center;gap:8px;
  font-size:13px;color:var(--text-3);margin-bottom:16px;flex-wrap:wrap;
}
.breadcrumb a{color:var(--text-3)}
.breadcrumb a:hover{color:var(--brand-hi)}
.breadcrumb .sep{color:var(--text-3);opacity:.7}
.breadcrumb .current{color:var(--brand)}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  height:26px;padding:0 12px;border-radius:999px;
  background:rgba(245,179,53,.12);color:var(--brand);
  font-size:12px;letter-spacing:.06em;margin-bottom:16px;
}
.page-hero h1{
  font-family:var(--serif);
  font-size:clamp(28px,3.4vw,42px);
  line-height:1.3;letter-spacing:-.01em;
  margin-bottom:14px;font-weight:700;
}
.page-hero h1 em{font-style:normal;color:var(--brand-hi)}
.hero-sub{color:var(--text-2);font-size:16px;max-width:56ch}
.hero-media{
  position:relative;border-radius:var(--radius-card);overflow:hidden;
  aspect-ratio:16/10;border:1px solid var(--line-warm);
  box-shadow:var(--shadow-card);
}
.hero-media img{width:100%;height:100%;object-fit:cover;filter:saturate(1.02)}
.hero-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(8,12,18,.30),rgba(8,12,18,.62) 62%,var(--bg-0));
}
.hero-media .media-tag{
  position:absolute;left:16px;top:16px;z-index:2;
  height:26px;padding:0 12px;border-radius:999px;
  background:rgba(8,12,18,.7);border:1px solid var(--line-warm);
  color:var(--brand-hi);font-size:12px;display:inline-flex;align-items:center;
  backdrop-filter:blur(8px);
}
.hero-media .media-stat{
  position:absolute;left:16px;right:16px;bottom:16px;z-index:2;
  display:flex;gap:18px;flex-wrap:wrap;
  font-size:13px;color:var(--text-2);
}
.hero-media .media-stat b{
  display:block;font-family:var(--serif);font-size:22px;color:var(--text-1);line-height:1.2;
}

/* ---------- Sections ---------- */
.section{padding:var(--sec-gap) 0}
.section-tight{padding-top:64px}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:24px;
  margin-bottom:36px;flex-wrap:wrap;
}
.section-head h2{
  font-family:var(--serif);font-size:clamp(23px,2.4vw,34px);
  line-height:1.35;letter-spacing:-.01em;font-weight:700;
}
.section-head h2::before{
  content:"";display:inline-block;width:4px;height:20px;border-radius:2px;
  background:linear-gradient(180deg,var(--brand-hi),var(--brand-deep));
  margin-right:12px;vertical-align:-3px;
}
.section-head p{color:var(--text-2);font-size:15px;margin-top:10px;max-width:64ch}
.section-head .head-side{font-size:14px;color:var(--text-3)}

/* chips */
.chip-row{
  display:flex;gap:10px;flex-wrap:wrap;margin-bottom:34px;
}
.chip{
  height:34px;padding:0 18px;border-radius:999px;
  display:inline-flex;align-items:center;gap:8px;
  font-size:14px;color:var(--text-2);
  border:1px solid var(--line-cool);background:var(--surface);
  transition:all .2s ease;
}
.chip:hover{color:var(--text-1);border-color:var(--line-warm);background:var(--surface-2)}
.chip.is-on{
  background:rgba(245,179,53,.14);color:var(--brand-hi);
  border-color:rgba(245,179,53,.42);
}
.chip .count{font-size:12px;color:var(--text-3)}
.chip.is-on .count{color:var(--brand)}

/* ---------- Timeline ---------- */
.timeline{
  position:relative;
  padding-left:34px;
}
.timeline::before{
  content:"";position:absolute;left:9px;top:8px;bottom:8px;width:1px;
  background:var(--line-warm);
}
.tl-item{
  position:relative;
  padding:0 0 34px 0;
}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{
  content:"";position:absolute;left:-30px;top:8px;
  width:10px;height:10px;border-radius:50%;
  background:var(--brand);
  box-shadow:0 0 0 4px rgba(245,179,53,.16),0 0 16px rgba(245,179,53,.6);
}
.tl-item.is-pending::before{
  background:transparent;border:1px solid var(--text-3);
  box-shadow:none;
}
.tl-meta{
  display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:6px;
}
.ep-badge{
  font-family:var(--sans);font-size:12px;letter-spacing:.08em;
  padding:2px 10px;border-radius:999px;
  background:rgba(245,179,53,.12);color:var(--brand);
}
.state-badge{
  font-size:12px;height:24px;padding:0 10px;border-radius:999px;
  display:inline-flex;align-items:center;
}
.state-live{background:rgba(63,191,163,.14);color:var(--jade)}
.state-wait{background:rgba(255,255,255,.07);color:var(--text-3)}
.tl-item h3{
  font-family:var(--serif);font-size:19px;font-weight:600;margin-bottom:6px;line-height:1.5;
}
.tl-item p{color:var(--text-2);font-size:15px;max-width:70ch}
.tl-dur{font-size:13px;color:var(--text-3);margin-top:6px}

/* ---------- Episode cards ---------- */
.card-grid{
  display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;
}
.ep-card{
  position:relative;
  border-radius:var(--radius-card);
  background:var(--surface);
  border:1px solid var(--line-warm);
  overflow:hidden;
  transition:border-color .24s ease,box-shadow .24s ease,transform .24s cubic-bezier(.2,.7,.3,1),background .24s ease;
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
}
.ep-card:hover{
  border-color:rgba(245,179,53,.34);
  box-shadow:var(--shadow-card);
  transform:translateY(-4px);
  background:var(--surface-2);
}
.ep-thumb{
  position:relative;aspect-ratio:16/9;overflow:hidden;
  background:rgba(255,255,255,.04);
}
.ep-thumb img{
  width:100%;height:100%;object-fit:cover;
  transition:transform .24s cubic-bezier(.2,.7,.3,1),filter .24s ease;
}
.ep-card:hover .ep-thumb img{transform:scale(1.03);filter:brightness(1.06)}
.ep-thumb::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,transparent 46%,rgba(8,12,18,.86));
}
.ep-thumb .ep-badge{
  position:absolute;left:14px;top:14px;z-index:2;
  background:rgba(8,12,18,.72);border:1px solid var(--line-warm);
  color:var(--brand-hi);backdrop-filter:blur(8px);
}
.ep-thumb .state-badge{
  position:absolute;right:14px;top:14px;z-index:2;
  background:rgba(8,12,18,.72);border:1px solid var(--line-cool);
  backdrop-filter:blur(8px);
}
.ep-body{padding:22px 24px 24px}
.ep-body h3{
  font-family:var(--serif);font-size:18px;font-weight:600;line-height:1.5;
  margin-bottom:8px;
}
.ep-body p{
  color:var(--text-2);font-size:14.5px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.ep-foot{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  margin-top:16px;padding-top:14px;border-top:1px solid var(--line-cool);
  font-size:13px;color:var(--text-3);
}
.ep-card.is-hidden{display:none}

/* ---------- CTA band ---------- */
.cta-band{
  border-radius:var(--radius-card);
  border:1px solid var(--line-warm);
  background:
    radial-gradient(600px 220px at 88% 0%,rgba(245,179,53,.16),transparent 70%),
    var(--surface);
  padding:38px 40px;
  display:grid;grid-template-columns:1.1fr .9fr;gap:32px;align-items:center;
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  box-shadow:var(--shadow-card);
}
.cta-band h2{
  font-family:var(--serif);font-size:clamp(21px,2.1vw,28px);line-height:1.4;margin-bottom:10px;
}
.cta-band p{color:var(--text-2);font-size:15px;max-width:52ch}
.cta-form{display:flex;gap:12px;flex-wrap:wrap;justify-content:flex-end}
.cta-form input{
  flex:1 1 200px;min-width:0;height:48px;padding:0 16px;border-radius:12px;
  background:rgba(255,255,255,.05);border:1px solid var(--line-cool);
  color:var(--text-1);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.cta-form input::placeholder{color:var(--text-3)}
.cta-form input:focus{
  outline:none;border-color:var(--brand);
  box-shadow:0 0 0 3px rgba(245,179,53,.12);
}
.form-tip{font-size:13px;color:var(--text-3);margin-top:12px;text-align:right;width:100%}
.form-ok{font-size:13px;color:var(--jade);margin-top:10px;display:none;text-align:right;width:100%}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:860px}
.faq-item{
  border-bottom:1px solid var(--line-cool);
}
.faq-item:first-child{border-top:1px solid var(--line-cool)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  min-height:64px;padding:14px 4px;text-align:left;
  font-size:17px;font-weight:600;color:var(--text-1);font-family:var(--sans);
  transition:color .2s ease;
}
.faq-q:hover{color:var(--brand-hi)}
.faq-icon{
  flex:none;width:20px;height:20px;position:relative;
  transition:transform .28s cubic-bezier(.2,.7,.3,1);
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--brand);border-radius:2px;
  transform:translate(-50%,-50%);
}
.faq-icon::before{width:14px;height:1.6px}
.faq-icon::after{width:1.6px;height:14px}
.faq-item.is-open .faq-icon{transform:rotate(45deg)}
.faq-a{
  max-height:0;overflow:hidden;
  transition:max-height .32s cubic-bezier(.2,.7,.3,1),opacity .24s ease;
  opacity:0;
}
.faq-item.is-open .faq-a{opacity:1}
.faq-a-inner{
  padding:0 4px 22px;max-width:720px;color:var(--text-2);font-size:15px;line-height:1.85;
}

/* ---------- Footer ---------- */
.site-footer{
  margin-top:24px;
  background:linear-gradient(180deg,rgba(14,21,32,0) 0,rgba(14,21,32,.96) 24px,rgba(14,21,32,1) 100%);
  border-top:1px solid var(--line-cool);
  padding:72px 0 0;
}
.foot-grid{
  display:grid;grid-template-columns:1.5fr .8fr .8fr 1.1fr;gap:40px;
  padding-bottom:48px;
}
.foot-brand p{color:var(--text-2);font-size:14px;margin:16px 0 20px;max-width:34ch}
.foot-icons{display:flex;gap:10px}
.icon-btn{
  width:36px;height:36px;border-radius:10px;
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line-cool);color:var(--text-2);
  transition:all .2s ease;
}
.icon-btn:hover{color:var(--brand-hi);border-color:var(--line-warm);background:rgba(245,179,53,.08)}
.foot-col h4{
  font-size:14px;color:var(--text-1);font-family:var(--sans);font-weight:600;
  letter-spacing:.04em;margin-bottom:18px;
}
.foot-col a{
  display:block;font-size:14px;color:var(--text-2);padding:5px 0;
  transition:color .2s ease,transform .2s ease;
}
.foot-col a:hover{color:var(--brand-hi);transform:translateX(3px)}
.foot-sub p{color:var(--text-2);font-size:14px;margin-bottom:14px}
.foot-sub form{display:flex;gap:8px;flex-wrap:wrap}
.foot-sub input{
  flex:1 1 130px;min-width:0;height:40px;padding:0 12px;border-radius:10px;
  background:rgba(255,255,255,.05);border:1px solid var(--line-cool);color:var(--text-1);
  font-size:14px;
}
.foot-sub input::placeholder{color:var(--text-3)}
.foot-sub input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(245,179,53,.12)}
.foot-bar{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  border-top:1px solid var(--line-cool);
  padding:22px 0 30px;font-size:13px;color:var(--text-3);
}

/* Mobile drawer */
.drawer{
  position:fixed;inset:0;z-index:120;display:none;
}
.drawer.is-open{display:block}
.drawer-mask{position:absolute;inset:0;background:rgba(4,7,11,.66);backdrop-filter:blur(4px)}
.drawer-panel{
  position:absolute;top:0;right:0;bottom:0;
  width:min(86vw,360px);
  background:var(--bg-1);
  border-left:1px solid var(--line-warm);
  padding:22px 22px 28px;
  display:flex;flex-direction:column;gap:6px;
  overflow-y:auto;
  transform:translateX(100%);
  transition:transform .26s cubic-bezier(.2,.7,.3,1);
}
.drawer.is-open .drawer-panel{transform:translateX(0)}
.drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.drawer-close{width:36px;height:36px;border-radius:10px;border:1px solid var(--line-cool);display:flex;align-items:center;justify-content:center;color:var(--text-2)}
.drawer-panel .nav-link{
  min-height:56px;display:flex;align-items:center;font-size:16px;color:var(--text-2);
  border-bottom:1px solid var(--line-cool);padding-left:12px;
}
.drawer-panel .nav-link.is-active{color:var(--brand-hi);border-left:3px solid var(--brand);padding-left:12px}
.drawer-panel .nav-link::after{display:none}
.drawer-foot{margin-top:auto;display:flex;flex-direction:column;gap:12px;padding-top:20px}

/* ---------- Responsive ---------- */
@media (max-width:1279px){
  .container{padding:0 40px}
  :root{--sec-gap:80px}
  .hero-grid{grid-template-columns:1.35fr .65fr;gap:32px}
}
@media (max-width:1023px){
  :root{--nav-h:60px;--sec-gap:72px}
  .main-nav{display:none}
  .burger{display:inline-flex}
  .search-toggle{display:none}
  .hero-grid{grid-template-columns:1fr;gap:28px}
  .hero-media{aspect-ratio:16/8}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px}
  .cta-band{grid-template-columns:1fr;gap:22px;padding:32px}
  .cta-form{justify-content:flex-start}
  .form-tip,.form-ok{text-align:left}
}
@media (max-width:767px){
  :root{--nav-h:56px;--sec-gap:56px}
  .container{padding:0 20px}
  body{font-size:15.5px}
  .brand{font-size:16px}
  .header-actions .btn-sm{height:34px;padding:0 14px;font-size:13px}
  .page-hero{padding:calc(var(--nav-h) + 30px) 0 34px}
  .page-hero h1{font-size:clamp(25px,7vw,32px)}
  .card-grid{grid-template-columns:1fr;gap:18px}
  .ep-body{padding:18px 20px 20px}
  .section-head{margin-bottom:26px;gap:14px}
  .timeline{padding-left:26px}
  .timeline::before{left:6px}
  .tl-item::before{left:-25px}
  .tl-item{padding-bottom:28px}
  .faq-q{min-height:56px;font-size:16px}
  .foot-grid{grid-template-columns:1fr;gap:28px}
  .foot-bar{flex-direction:column;align-items:flex-start;gap:8px}
  .btn{width:100%}
  .header-actions .btn,
  .drawer-foot .btn,
  .ep-foot .btn,
  .btn-inline{width:auto}
  .cta-form input{flex:1 1 100%}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important}
  html{scroll-behavior:auto}
}

/* roulang page: article */
/* ===== 设计变量 ===== */
:root{
  --bg-0:#080C12;
  --bg-1:#0E1520;
  --bg-2:#121B28;
  --surface:rgba(255,255,255,.045);
  --surface-2:rgba(255,255,255,.075);
  --brand:#F5B335;
  --brand-hi:#FFD776;
  --brand-deep:#D8931B;
  --jade:#3FBFA3;
  --cinnabar:#C7452C;
  --text-1:#F2F4F7;
  --text-2:#A9B4C2;
  --text-3:#6F7C8D;
  --line-warm:rgba(245,179,53,.18);
  --line-cool:rgba(255,255,255,.08);
  --radius-card:18px;
  --radius-btn:12px;
  --radius-img:14px;
  --shadow-card:0 18px 48px rgba(0,0,0,.45);
  --shadow-glow:0 10px 30px rgba(245,179,53,.30);
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC",STSong,SimSun,serif;
  --sans:"Noto Sans SC","Source Han Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --mono:"SFMono-Regular",Consolas,"Liberation Mono",monospace;
  --ease:cubic-bezier(.2,.7,.3,1);
}
/* ===== reset ===== */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--text-1);
  font-family:var(--sans);
  font-size:16px;
  line-height:1.85;
  letter-spacing:0;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  background:
    radial-gradient(900px 520px at 82% -10%,rgba(245,179,53,.10),transparent 62%),
    radial-gradient(760px 460px at 4% 12%,rgba(63,191,163,.07),transparent 60%);
  pointer-events:none;
  z-index:0;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4,p,figure,blockquote,ul,ol{margin:0}
ul,ol{padding:0;list-style:none}
::selection{background:rgba(245,179,53,.28);color:#fff}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px}
/* ===== 容器 ===== */
.container{
  width:100%;
  max-width:1240px;
  margin:0 auto;
  padding:0 48px;
  position:relative;
  z-index:1;
}
/* ===== 顶部导航 ===== */
.site-header{
  position:sticky;
  top:0;
  z-index:80;
  background:rgba(8,12,18,.55);
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  border-bottom:1px solid transparent;
  transition:background .24s var(--ease),border-color .24s var(--ease),transform .18s var(--ease);
}
.site-header.is-scrolled{
  background:rgba(8,12,18,.78);
  border-bottom-color:var(--line-warm);
}
.site-header.is-hidden{transform:translateY(-100%)}
.header-inner{
  display:flex;
  align-items:center;
  gap:28px;
  height:64px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  flex-shrink:0;
}
.brand-mark{
  width:14px;
  height:14px;
  border-radius:4px;
  background:linear-gradient(140deg,var(--brand-hi),var(--brand-deep));
  box-shadow:0 0 14px rgba(245,179,53,.55);
  display:inline-block;
}
.brand-text{
  font-family:var(--serif);
  font-size:17px;
  font-weight:700;
  letter-spacing:.01em;
  color:var(--text-1);
  white-space:nowrap;
}
.main-nav{
  display:flex;
  align-items:center;
  gap:22px;
  margin-left:0;
}
.nav-link{
  position:relative;
  padding:6px 0;
  font-size:14.5px;
  color:var(--text-2);
  transition:color .2s var(--ease);
  white-space:nowrap;
}
.nav-link::after{
  content:"";
  position:absolute;
  left:0;
  bottom:-4px;
  width:100%;
  height:2px;
  border-radius:2px;
  background:var(--brand);
  transform:scaleX(0);
  transform-origin:left center;
  opacity:0;
  transition:transform .24s var(--ease),opacity .24s var(--ease),box-shadow .24s var(--ease);
}
.nav-link:hover{color:var(--text-1)}
.nav-link:hover::after{transform:scaleX(.5);opacity:.4}
.nav-link.is-active{color:var(--brand-hi)}
.nav-link.is-active::after{transform:scaleX(1);opacity:1;box-shadow:0 0 10px rgba(245,179,53,.8)}
.nav-actions{
  display:flex;
  align-items:center;
  gap:12px;
  margin-left:auto;
}
.icon-btn{
  width:38px;
  height:38px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border-radius:50%;
  border:1px solid var(--line-cool);
  background:var(--surface);
  color:var(--text-2);
  transition:color .2s var(--ease),border-color .2s var(--ease),background .2s var(--ease),transform .2s var(--ease);
}
.icon-btn:hover{color:var(--brand-hi);border-color:var(--line-warm);background:var(--surface-2)}
.icon-btn:active{transform:translateY(1px)}
/* ===== 按钮 ===== */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:13px 24px;
  font-size:15px;
  font-weight:600;
  line-height:1.2;
  border-radius:999px;
  border:1px solid transparent;
  transition:transform .18s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease),border-color .2s var(--ease),color .2s var(--ease);
  will-change:transform;
}
.btn-sm{padding:9px 18px;font-size:14px}
.btn-primary{
  background:linear-gradient(135deg,var(--brand-hi),var(--brand-deep));
  color:#161005;
  box-shadow:var(--shadow-glow);
}
.btn-primary:hover{filter:brightness(1.06);box-shadow:0 0 0 3px rgba(245,179,53,.18),var(--shadow-glow)}
.btn-primary:active{transform:translateY(1px);box-shadow:0 0 0 1px rgba(245,179,53,.18),0 6px 18px rgba(245,179,53,.24)}
.btn-ghost{
  border-color:var(--line-warm);
  color:var(--text-1);
  background:transparent;
}
.btn-ghost:hover{background:rgba(245,179,53,.08);border-color:rgba(245,179,53,.34)}
.btn-ghost:active{transform:translateY(1px)}
.text-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  color:var(--brand);
  font-size:14px;
  font-weight:600;
}
.text-link .arrow{transition:transform .2s var(--ease)}
.text-link:hover .arrow{transform:translateX(4px)}
/* ===== 搜索条 ===== */
.search-bar{
  position:absolute;
  left:0;
  right:0;
  top:100%;
  display:flex;
  justify-content:flex-end;
  padding:0 48px 12px;
  pointer-events:none;
  opacity:0;
  transform:translateY(-8px);
  transition:opacity .2s var(--ease),transform .2s var(--ease);
}
.search-bar.is-open{opacity:1;transform:translateY(0);pointer-events:auto}
.search-inner{
  display:flex;
  align-items:center;
  gap:10px;
  width:520px;
  max-width:100%;
  height:56px;
  padding:0 10px 0 18px;
  border-radius:14px;
  border:1px solid var(--line-warm);
  background:rgba(14,21,32,.92);
  backdrop-filter:blur(16px) saturate(120%);
  box-shadow:var(--shadow-card);
}
.search-inner input{
  flex:1;
  height:40px;
  border:0;
  background:transparent;
  color:var(--text-1);
  font-size:14.5px;
  outline:none;
}
.search-inner input::placeholder{color:var(--text-3)}
/* ===== 汉堡 / 抽屉 ===== */
.hamburger{display:none;width:38px;height:38px;border-radius:10px;border:1px solid var(--line-cool);background:var(--surface);align-items:center;justify-content:center;color:var(--text-1)}
.hamburger span{display:block;width:16px;height:2px;background:currentColor;border-radius:2px;position:relative}
.hamburger span::before,.hamburger span::after{content:"";position:absolute;left:0;width:16px;height:2px;background:currentColor;border-radius:2px}
.hamburger span::before{top:-5px}
.hamburger span::after{top:5px}
.drawer-backdrop{
  position:fixed;
  inset:0;
  background:rgba(4,7,11,.6);
  opacity:0;
  pointer-events:none;
  transition:opacity .24s var(--ease);
  z-index:90;
}
.drawer-backdrop.is-open{opacity:1;pointer-events:auto}
.mobile-drawer{
  position:fixed;
  top:0;
  right:0;
  bottom:0;
  width:min(86vw,360px);
  background:rgba(12,18,27,.98);
  border-left:1px solid var(--line-warm);
  transform:translateX(100%);
  transition:transform .26s var(--ease);
  z-index:95;
  display:flex;
  flex-direction:column;
  padding:20px 22px 26px;
}
.mobile-drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:16px;border-bottom:1px solid var(--line-cool)}
.drawer-links{display:flex;flex-direction:column;margin-top:12px;flex:1}
.drawer-links a{
  display:flex;
  align-items:center;
  height:56px;
  font-size:15.5px;
  color:var(--text-2);
  border-bottom:1px solid var(--line-cool);
  padding-left:12px;
  position:relative;
}
.drawer-links a.is-active{color:var(--brand-hi)}
.drawer-links a.is-active::before{content:"";position:absolute;left:0;top:16px;bottom:16px;width:3px;border-radius:2px;background:var(--brand);box-shadow:0 0 10px rgba(245,179,53,.7)}
.drawer-foot{display:flex;flex-direction:column;gap:12px;padding-top:16px}
.drawer-foot input{height:46px;border-radius:12px;border:1px solid var(--line-cool);background:rgba(255,255,255,.05);padding:0 14px;color:var(--text-1)}
.drawer-foot input::placeholder{color:var(--text-3)}
/* ===== 文章头部 ===== */
.article-head{
  padding:44px 0 0;
  position:relative;
}
.breadcrumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--text-3);
  margin-bottom:22px;
}
.breadcrumb a{transition:color .2s var(--ease)}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb .sep{color:rgba(255,255,255,.22)}
.breadcrumb .current{color:var(--text-2);max-width:60ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  height:26px;
  padding:0 12px;
  border-radius:999px;
  font-size:12px;
  letter-spacing:.02em;
  background:rgba(245,179,53,.12);
  color:var(--brand-hi);
  border:1px solid rgba(245,179,53,.22);
}
.badge-jade{background:rgba(63,191,163,.12);color:var(--jade);border-color:rgba(63,191,163,.24)}
.badge-dim{background:rgba(255,255,255,.05);color:var(--text-3);border-color:var(--line-cool)}
.post-title{
  font-family:var(--serif);
  font-size:clamp(26px,3.2vw,40px);
  line-height:1.42;
  letter-spacing:-.01em;
  margin:16px 0 18px;
  max-width:24ch;
}
.post-meta{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px;
  font-size:13px;
  color:var(--text-3);
  margin-bottom:30px;
}
.post-meta .dot{width:4px;height:4px;border-radius:50%;background:rgba(255,255,255,.2);display:inline-block}
.cover-wrap{
  position:relative;
  aspect-ratio:16/9;
  border-radius:var(--radius-img);
  overflow:hidden;
  border:1px solid var(--line-cool);
  background:var(--surface);
  box-shadow:var(--shadow-card);
}
.cover-wrap img{width:100%;height:100%;object-fit:cover}
.cover-wrap::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(to top,rgba(8,12,18,.55),rgba(8,12,18,0) 58%);
  pointer-events:none;
}
.cover-cap{font-size:13px;color:var(--text-3);margin-top:12px}
/* ===== 正文布局 ===== */
.post-section{padding:56px 0 0}
.post-layout{
  display:grid;
  grid-template-columns:minmax(0,760px) 300px;
  gap:64px;
  justify-content:space-between;
  align-items:start;
}
.entry-content{
  font-size:16px;
  line-height:1.85;
  color:var(--text-1);
  word-break:break-word;
}
.entry-content > * + *{margin-top:1.2em}
.entry-content p{color:var(--text-1)}
.entry-content h2{
  position:relative;
  font-family:var(--serif);
  font-size:clamp(22px,2.2vw,28px);
  line-height:1.5;
  letter-spacing:-.01em;
  margin-top:44px;
  margin-bottom:16px;
  padding-left:16px;
}
.entry-content h2::before{
  content:"";
  position:absolute;
  left:0;
  top:.4em;
  width:3px;
  height:18px;
  border-radius:2px;
  background:linear-gradient(var(--brand-hi),var(--brand-deep));
}
.entry-content h3{
  font-family:var(--serif);
  font-size:20px;
  line-height:1.6;
  margin-top:28px;
  margin-bottom:10px;
  color:var(--text-1);
}
.entry-content h4{font-size:17px;margin-top:22px;color:var(--text-1)}
.entry-content a{color:var(--brand);text-decoration:underline dashed rgba(245,179,53,.5);text-underline-offset:4px}
.entry-content a:hover{text-decoration-style:solid}
.entry-content strong{color:#fff;font-weight:700}
.entry-content blockquote{
  margin:28px 0;
  padding:20px 24px;
  border-left:3px solid var(--brand);
  border-radius:0 var(--radius-card) var(--radius-card) 0;
  background:var(--surface);
  color:var(--text-2);
  font-size:15.5px;
}
.entry-content blockquote p{margin:0;color:var(--text-2)}
.entry-content ul,.entry-content ol{margin:20px 0;padding-left:6px}
.entry-content ul li{position:relative;padding-left:22px;margin:10px 0;color:var(--text-2)}
.entry-content ul li::before{
  content:"";
  position:absolute;
  left:2px;
  top:.72em;
  width:6px;
  height:6px;
  border-radius:2px;
  background:var(--brand);
}
.entry-content ol{counter-reset:li}
.entry-content ol li{position:relative;padding-left:26px;margin:10px 0;color:var(--text-2)}
.entry-content ol li::before{
  counter-increment:li;
  content:counter(li)".";
  position:absolute;
  left:0;
  top:0;
  color:var(--brand);
  font-variant-numeric:tabular-nums;
  font-weight:600;
}
.entry-content img{
  width:100%;
  height:auto;
  border-radius:var(--radius-img);
  border:1px solid var(--line-cool);
  margin:26px auto;
}
.entry-content figure{margin:26px 0}
.entry-content figcaption{font-size:13px;color:var(--text-3);text-align:center;margin-top:10px}
.entry-content hr{border:0;height:1px;background:var(--line-cool);margin:34px 0}
.entry-content table{
  width:100%;
  border-collapse:collapse;
  font-size:14.5px;
  margin:26px 0;
  border-radius:var(--radius-card);
  overflow:hidden;
  background:var(--surface);
}
.entry-content th,.entry-content td{
  padding:13px 16px;
  text-align:left;
  border-bottom:1px solid var(--line-cool);
  color:var(--text-2);
}
.entry-content th{color:var(--text-1);font-weight:600;background:rgba(255,255,255,.04)}
/* ===== 侧栏 ===== */
.sidebar{display:flex;flex-direction:column;gap:22px}
.side-card{
  border-radius:var(--radius-card);
  border:1px solid var(--line-warm);
  background:var(--surface);
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  padding:20px;
  box-shadow:var(--shadow-card);
}
.side-sticky{position:sticky;top:88px}
.side-title{
  font-size:13px;
  letter-spacing:.12em;
  color:var(--text-3);
  font-weight:600;
  margin-bottom:14px;
  text-transform:uppercase;
}
.toc-list{display:flex;flex-direction:column;gap:2px}
.toc-list a{
  display:block;
  padding:9px 12px;
  font-size:14px;
  color:var(--text-2);
  border-left:2px solid transparent;
  border-radius:0 8px 8px 0;
  transition:color .2s var(--ease),background .2s var(--ease),border-color .2s var(--ease);
}
.toc-list a:hover{color:var(--text-1);background:rgba(255,255,255,.04)}
.toc-list a.is-current{color:var(--brand-hi);border-left-color:var(--brand);background:rgba(245,179,53,.07)}
.mini-list{display:flex;flex-direction:column;gap:14px}
.mini-item{display:block;padding-bottom:14px;border-bottom:1px solid var(--line-cool)}
.mini-item:last-child{padding-bottom:0;border-bottom:0}
.mini-item .mini-t{
  font-size:14.5px;
  line-height:1.6;
  color:var(--text-1);
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
  transition:color .2s var(--ease);
}
.mini-item:hover .mini-t{color:var(--brand-hi)}
.mini-item .mini-d{font-size:12.5px;color:var(--text-3);margin-top:6px}
.side-cta{display:flex;flex-direction:column;gap:10px}
.side-cta .btn{width:100%}
/* ===== 空态 ===== */
.empty-state{
  border:1px dashed var(--line-cool);
  border-radius:var(--radius-card);
  padding:56px 28px;
  text-align:center;
  background:rgba(255,255,255,.02);
}
.empty-state .empty-ico{
  width:48px;
  height:48px;
  margin:0 auto 16px;
  display:flex;
  align-items:center;
  justify-content:center;
  border-radius:14px;
  border:1px solid var(--line-warm);
  color:var(--brand);
  background:rgba(245,179,53,.08);
}
.empty-state p{color:var(--text-2);font-size:15px;margin-bottom:18px}
/* ===== 标签 / 继续阅读 ===== */
.tag-row{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px;
  margin-top:48px;
  padding-top:26px;
  border-top:1px solid var(--line-cool);
}
.tag-row .tag-label{font-size:13px;color:var(--text-3);margin-right:4px}
.tag{
  display:inline-flex;
  align-items:center;
  height:26px;
  padding:0 12px;
  font-size:12px;
  border-radius:999px;
  background:rgba(255,255,255,.05);
  border:1px solid var(--line-cool);
  color:var(--text-2);
  transition:color .2s var(--ease),border-color .2s var(--ease),background .2s var(--ease);
}
.tag:hover{color:var(--brand-hi);border-color:var(--line-warm);background:rgba(245,179,53,.08)}
.nextprev{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:18px;
  margin-top:26px;
}
.np-card{
  display:block;
  padding:20px 22px;
  border-radius:var(--radius-card);
  border:1px solid var(--line-cool);
  background:var(--surface);
  transition:border-color .24s var(--ease),background .24s var(--ease),transform .24s var(--ease);
}
.np-card:hover{border-color:rgba(245,179,53,.34);background:var(--surface-2);transform:translateY(-2px)}
.np-card .np-k{font-size:12px;letter-spacing:.1em;color:var(--text-3)}
.np-card .np-t{font-family:var(--serif);font-size:17px;line-height:1.5;margin-top:8px;color:var(--text-1)}
.np-card.np-right{text-align:right}
/* ===== 区块通用 ===== */
.section{padding:76px 0 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:32px;flex-wrap:wrap}
.section-title{
  font-family:var(--serif);
  font-size:clamp(22px,2.4vw,32px);
  letter-spacing:-.01em;
  line-height:1.4;
}
.section-sub{font-size:14px;color:var(--text-3);margin-top:8px}
/* ===== 资讯卡 ===== */
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.post-card{
  display:flex;
  flex-direction:column;
  border-radius:var(--radius-card);
  border:1px solid var(--line-warm);
  background:var(--surface);
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  overflow:hidden;
  transition:border-color .24s var(--ease),box-shadow .24s var(--ease),transform .24s var(--ease);
}
.post-card:hover{border-color:rgba(245,179,53,.32);box-shadow:var(--shadow-card);transform:translateY(-3px)}
.post-card .thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:rgba(255,255,255,.04)}
.post-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .24s var(--ease),filter .24s var(--ease)}
.post-card:hover .thumb img{transform:scale(1.03);filter:brightness(1.06)}
.post-card .thumb .badge{position:absolute;left:12px;top:12px;background:rgba(8,12,18,.72);backdrop-filter:blur(8px)}
.post-card .body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.post-card h3{
  font-family:var(--serif);
  font-size:18px;
  line-height:1.55;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.post-card p{
  font-size:14px;
  color:var(--text-2);
  line-height:1.75;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.post-card .foot{
  margin-top:auto;
  padding-top:12px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  font-size:12.5px;
  color:var(--text-3);
  border-top:1px solid var(--line-cool);
}
/* ===== FAQ ===== */
.faq-wrap{max-width:860px}
.faq-item{
  border-bottom:1px solid var(--line-cool);
}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  min-height:64px;
  padding:16px 4px;
  text-align:left;
  font-size:17px;
  font-weight:600;
  color:var(--text-1);
  transition:color .2s var(--ease);
}
.faq-q:hover{color:var(--brand-hi)}
.faq-ico{
  flex-shrink:0;
  width:20px;
  height:20px;
  position:relative;
  color:var(--brand);
  transition:transform .24s var(--ease);
}
.faq-ico::before,.faq-ico::after{
  content:"";
  position:absolute;
  left:50%;
  top:50%;
  background:currentColor;
  border-radius:2px;
  transform:translate(-50%,-50%);
}
.faq-ico::before{width:14px;height:2px}
.faq-ico::after{width:2px;height:14px}
.faq-item.is-open .faq-ico{transform:rotate(45deg)}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .3s var(--ease);
}
.faq-a-inner{
  max-width:720px;
  padding:0 4px 22px;
  font-size:15px;
  line-height:1.85;
  color:var(--text-2);
}
/* ===== CTA 条 ===== */
.cta-band{
  margin-top:80px;
  border-radius:24px;
  border:1px solid var(--line-warm);
  background:
    radial-gradient(600px 260px at 12% 0%,rgba(245,179,53,.14),transparent 62%),
    linear-gradient(160deg,rgba(255,255,255,.06),rgba(255,255,255,.02));
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  padding:44px;
  display:grid;
  grid-template-columns:minmax(0,1fr) auto;
  gap:32px;
  align-items:center;
  box-shadow:var(--shadow-card);
}
.cta-band h2{font-family:var(--serif);font-size:clamp(22px,2.4vw,30px);line-height:1.45}
.cta-band p{color:var(--text-2);font-size:15px;margin-top:12px;max-width:56ch}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}
/* ===== 页脚 ===== */
.site-footer{
  margin-top:96px;
  background:var(--bg-1);
  border-top:1px solid var(--line-cool);
  padding:64px 0 0;
  position:relative;
  z-index:1;
}
.foot-grid{
  display:grid;
  grid-template-columns:1.4fr .8fr .8fr 1.2fr;
  gap:40px;
  padding-bottom:48px;
}
.foot-brand p{font-size:14px;color:var(--text-3);margin-top:16px;max-width:34ch;line-height:1.8}
.foot-icons{display:flex;gap:10px;margin-top:20px}
.foot-col{display:flex;flex-direction:column;gap:12px}
.foot-col h4,.foot-sub h4{font-size:14px;color:var(--text-1);font-weight:600;letter-spacing:.04em}
.foot-col a{font-size:14px;color:var(--text-3);transition:color .2s var(--ease),transform .2s var(--ease)}
.foot-col a:hover{color:var(--brand-hi);transform:translateX(2px)}
.foot-sub p{font-size:14px;color:var(--text-3);margin-bottom:16px}
.foot-sub form{display:flex;gap:10px;flex-wrap:wrap}
.foot-sub input{
  flex:1 1 150px;
  min-width:0;
  height:46px;
  border-radius:12px;
  border:1px solid var(--line-cool);
  background:rgba(255,255,255,.05);
  padding:0 14px;
  color:var(--text-1);
  font-size:14px;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.foot-sub input::placeholder{color:var(--text-3)}
.foot-sub input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(245,179,53,.12)}
.foot-bar{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding:22px 0 26px;
  border-top:1px solid var(--line-cool);
  font-size:13px;
  color:var(--text-3);
}
/* ===== 响应式 ===== */
@media (max-width:1279px){
  .container{padding:0 40px}
  .post-layout{grid-template-columns:minmax(0,1fr) 280px;gap:44px}
  .search-bar{padding:0 40px 12px}
}
@media (max-width:1023px){
  .main-nav{display:none}
  .hamburger{display:inline-flex}
  .header-inner{height:60px;gap:16px}
  .post-layout{grid-template-columns:1fr;gap:36px}
  .side-sticky{position:static}
  .sidebar{order:2}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .foot-grid{grid-template-columns:1.3fr 1fr 1fr;gap:32px}
  .foot-sub{grid-column:1 / -1}
  .cta-band{grid-template-columns:1fr;padding:34px}
  .section{padding:72px 0 0}
  .search-bar{display:none}
}
@media (max-width:767px){
  body{font-size:16px}
  .container{padding:0 20px}
  .site-header.is-hidden{transform:none}
  .brand-text{font-size:15.5px}
  .btn-sm{padding:8px 14px;font-size:13px}
  .article-head{padding:28px 0 0}
  .post-title{max-width:none}
  .cover-cap{margin-top:10px}
  .post-section{padding:40px 0 0}
  .entry-content h2{margin-top:36px}
  .nextprev{grid-template-columns:1fr}
  .np-card.np-right{text-align:left}
  .card-grid{grid-template-columns:1fr}
  .section{padding:56px 0 0}
  .faq-q{font-size:16px;min-height:56px}
  .cta-band{margin-top:56px;padding:26px 20px;border-radius:18px}
  .cta-actions .btn{width:100%}
  .site-footer{margin-top:64px;padding-top:48px}
  .foot-grid{grid-template-columns:1fr;gap:30px;padding-bottom:36px}
  .foot-col{padding-top:6px}
  .foot-bar{flex-direction:column;align-items:flex-start;font-size:12.5px}
  .side-card{padding:18px}
}
@media (max-width:520px){
  .post-title{font-size:26px}
  .breadcrumb{font-size:12.5px;gap:6px}
  .breadcrumb .current{max-width:100%}
  .post-meta{font-size:12.5px;gap:8px}
  .empty-state{padding:40px 18px}
  .foot-sub form{flex-direction:column}
  .foot-sub .btn{width:100%}
}

/* roulang page: category2 */
:root{
  --bg-0:#080C12;
  --bg-1:#0E1520;
  --surface:rgba(255,255,255,0.045);
  --surface-2:rgba(255,255,255,0.075);
  --brand:#F5B335;
  --brand-hi:#FFD776;
  --brand-deep:#D8931B;
  --jade:#3FBFA3;
  --cinnabar:#C7452C;
  --text-1:#F2F4F7;
  --text-2:#A9B4C2;
  --text-3:#6F7C8D;
  --line-warm:rgba(245,179,53,0.18);
  --line-cool:rgba(255,255,255,0.08);
  --radius-card:18px;
  --radius-btn:12px;
  --radius-img:14px;
  --shadow-card:0 18px 48px rgba(0,0,0,0.45);
  --shadow-glow:0 10px 30px rgba(245,179,53,0.30);
  --serif:"Noto Serif SC","Songti SC","Source Han Serif SC",SimSun,serif;
  --sans:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  --section-gap:96px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  background-color:var(--bg-0);
  background-image:
    radial-gradient(900px 520px at 84% -8%,rgba(245,179,53,0.10),transparent 62%),
    radial-gradient(700px 460px at 2% 12%,rgba(63,191,163,0.07),transparent 60%);
  background-repeat:no-repeat;
  color:var(--text-1);
  font-family:var(--sans);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
input,select,textarea{font:inherit;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
p{margin:0}
h1,h2,h3,h4{margin:0;font-family:var(--serif);font-weight:600;letter-spacing:-0.01em;line-height:1.35}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px}
::selection{background:rgba(245,179,53,0.28);color:#fff}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 48px}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:90;
  border-bottom:1px solid transparent;
  transition:background .3s ease,backdrop-filter .3s ease,border-color .3s ease;
}
.site-header.is-scrolled{
  background:rgba(8,12,18,0.78);
  backdrop-filter:blur(16px) saturate(120%);
  -webkit-backdrop-filter:blur(16px) saturate(120%);
  border-bottom-color:var(--line-warm);
}
.header-inner{display:flex;align-items:center;gap:28px;height:64px}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:12px;height:12px;border-radius:3px;
  background:linear-gradient(140deg,var(--brand-hi),var(--brand-deep));
  box-shadow:0 0 14px rgba(245,179,53,0.72);
}
.brand-text{font-family:var(--serif);font-size:17px;letter-spacing:0.02em;color:var(--text-1);white-space:nowrap}
.main-nav{display:flex;align-items:center;gap:22px;margin-right:auto}
.nav-link{
  position:relative;font-size:15px;color:var(--text-2);padding:6px 0;
  transition:color .2s ease;white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:50%;bottom:0;width:12px;height:2px;border-radius:2px;
  background:var(--brand);transform:translateX(-50%) scaleX(0);opacity:0;
  transition:transform .24s ease,opacity .24s ease;
}
.nav-link:hover{color:var(--text-1)}
.nav-link:hover::after{opacity:.4;transform:translateX(-50%) scaleX(1)}
.nav-link.is-active{color:var(--brand-hi)}
.nav-link.is-active::after{opacity:1;transform:translateX(-50%) scaleX(1);box-shadow:0 0 10px rgba(245,179,53,0.85)}
.nav-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.icon-btn{
  width:38px;height:38px;display:inline-flex;align-items:center;justify-content:center;
  border-radius:10px;border:1px solid var(--line-cool);color:var(--text-2);
  transition:color .2s ease,border-color .2s ease,background .2s ease;
}
.icon-btn:hover{color:var(--brand-hi);border-color:var(--line-warm);background:rgba(245,179,53,0.08)}
.menu-btn{
  display:none;width:40px;height:40px;border-radius:10px;border:1px solid var(--line-cool);
  align-items:center;justify-content:center;color:var(--text-1);
}
.search-bar{
  position:absolute;right:48px;top:calc(100% + 1px);width:520px;max-width:calc(100vw - 40px);
  opacity:0;visibility:hidden;transform:translateY(-8px);
  transition:opacity .22s ease,transform .22s ease,visibility .22s ease;
}
.search-bar.is-open{opacity:1;visibility:visible;transform:translateY(0)}
.search-form{
  display:flex;align-items:center;gap:10px;height:56px;padding:0 12px 0 18px;
  background:rgba(14,21,32,0.94);backdrop-filter:blur(14px) saturate(120%);
  border:1px solid var(--line-warm);border-radius:14px;box-shadow:var(--shadow-card);
}
.search-form input{
  flex:1;min-width:0;height:40px;background:transparent;border:0;outline:none;color:var(--text-1);font-size:15px;
}
.search-form input::placeholder{color:var(--text-3)}
.search-clear{color:var(--text-3);font-size:13px;padding:4px 6px;border-radius:6px}
.search-clear:hover{color:var(--text-1)}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:600;line-height:1.2;padding:13px 24px;
  border-radius:var(--radius-btn);border:1px solid transparent;
  transition:transform .18s ease,box-shadow .24s ease,background .24s ease,filter .24s ease,border-color .24s ease;
}
.btn-primary{
  background:linear-gradient(135deg,var(--brand-hi),var(--brand-deep));
  color:#161005;box-shadow:var(--shadow-glow);
}
.btn-primary:hover{filter:brightness(1.06);box-shadow:var(--shadow-glow),0 0 0 3px rgba(245,179,53,0.18)}
.btn-primary:active{transform:translateY(1px);box-shadow:var(--shadow-glow),0 0 0 1px rgba(245,179,53,0.14)}
.btn-ghost{
  background:transparent;border-color:var(--line-warm);color:var(--text-1);
}
.btn-ghost:hover{background:rgba(245,179,53,0.08);border-color:rgba(245,179,53,0.34)}
.btn-sm{padding:9px 16px;font-size:14px;border-radius:10px}
.btn-block{width:100%}

/* ============ 窄幅页头 ============ */
.page-hero{
  position:relative;overflow:hidden;
  padding:48px 0 44px;
  border-bottom:1px solid var(--line-cool);
  background-image:
    linear-gradient(180deg,rgba(8,12,18,0.58) 0%,rgba(8,12,18,0.90) 62%,var(--bg-0) 100%),
    url(/assets/images/backpic/back-1.webp);
  background-size:cover;
  background-position:center 32%;
  background-repeat:no-repeat;
}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.42fr) minmax(0,0.58fr);gap:48px;align-items:center}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:16px}
.crumbs a{color:var(--text-3);transition:color .2s ease}
.crumbs a:hover{color:var(--brand-hi)}
.crumbs span.sep{color:var(--text-3);opacity:.7}
.crumbs .cur{color:var(--text-2)}
.page-hero h1{
  font-size:clamp(30px,3.6vw,44px);
  line-height:1.3;
  margin-bottom:14px;
}
.page-hero h1 em{font-style:normal;color:var(--brand-hi)}
.hero-sub{font-size:16px;color:var(--text-2);max-width:620px;line-height:1.85}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}
.chip{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;
  font-size:12px;letter-spacing:.02em;
  background:rgba(245,179,53,0.12);color:var(--brand-hi);border:1px solid var(--line-warm);
}
.chip-jade{background:rgba(63,191,163,0.12);color:var(--jade);border-color:rgba(63,191,163,0.26)}
.hero-panel{
  position:relative;padding:24px;border-radius:var(--radius-card);
  background:var(--surface);border:1px solid var(--line-warm);
  backdrop-filter:blur(14px) saturate(120%);-webkit-backdrop-filter:blur(14px) saturate(120%);
  box-shadow:var(--shadow-card);
}
.hero-panel::before{
  content:"";position:absolute;left:0;right:0;top:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(255,215,118,0.45),transparent);
}
.panel-label{font-size:13px;color:var(--text-3);letter-spacing:.08em;margin-bottom:14px}
.stat-list{display:grid;gap:14px}
.stat-list li{display:flex;align-items:baseline;gap:12px;padding-bottom:12px;border-bottom:1px solid var(--line-cool)}
.stat-list li:last-child{border-bottom:0;padding-bottom:0}
.stat-num{font-family:var(--serif);font-size:26px;color:var(--brand-hi);line-height:1;min-width:56px}
.stat-text{font-size:13px;color:var(--text-2);line-height:1.6}

/* ============ 通用板块 ============ */
.section{padding:var(--section-gap) 0 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;margin-bottom:36px}
.section-head h2{
  position:relative;font-size:clamp(24px,2.6vw,34px);padding-left:18px;
}
.section-head h2::before{
  content:"";position:absolute;left:0;top:0.28em;width:3px;height:0.92em;border-radius:2px;
  background:linear-gradient(180deg,var(--brand-hi),var(--brand-deep));
}
.section-head p{font-size:14px;color:var(--text-3);max-width:460px;line-height:1.8;text-align:right}
.link-more{
  display:inline-flex;align-items:center;gap:6px;font-size:14px;color:var(--brand-hi);white-space:nowrap;
  transition:gap .2s ease;
}
.link-more:hover{gap:10px}
.link-more svg{flex:0 0 auto}

/* 索引条 */
.index-bar{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  padding:14px 20px;border-radius:999px;
  background:var(--surface);border:1px solid var(--line-warm);
  backdrop-filter:blur(14px) saturate(120%);-webkit-backdrop-filter:blur(14px) saturate(120%);
}
.index-bar .idx-label{font-size:13px;color:var(--text-3);margin-right:6px}
.idx-link{
  display:inline-flex;align-items:center;height:32px;padding:0 14px;border-radius:999px;
  font-size:14px;color:var(--text-2);border:1px solid transparent;
  transition:color .2s ease,background .2s ease,border-color .2s ease;
}
.idx-link:hover{color:var(--brand-hi);background:rgba(245,179,53,0.10);border-color:var(--line-warm)}

/* 人物卡 */
.person-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px}
.person-card{
  position:relative;padding:28px 24px;border-radius:var(--radius-card);
  background:var(--surface);border:1px solid var(--line-warm);
  backdrop-filter:blur(14px) saturate(120%);-webkit-backdrop-filter:blur(14px) saturate(120%);
  text-align:center;
  transition:border-color .24s ease,box-shadow .24s ease,transform .24s ease,background .24s ease;
}
.person-card::before{
  content:"";position:absolute;left:0;right:0;top:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(255,215,118,0.42),transparent);
}
.person-card:hover{
  border-color:rgba(245,179,53,0.30);
  box-shadow:var(--shadow-card);
  transform:translateY(-4px);
  background:var(--surface-2);
}
.avatar{
  width:112px;height:112px;aspect-ratio:1/1;border-radius:50%;overflow:hidden;margin:0 auto 18px;
  border:1px solid var(--line-warm);background:var(--bg-1);position:relative;
}
.avatar img{width:100%;height:100%;object-fit:cover;transition:transform .28s cubic-bezier(.2,.7,.3,1),filter .28s ease}
.person-card:hover .avatar img{transform:scale(1.06);filter:brightness(1.08)}
.person-name{font-family:var(--serif);font-size:18px;color:var(--text-1);margin-bottom:8px}
.role-badge{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;
  font-size:12px;background:rgba(245,179,53,0.12);color:var(--brand-hi);
  border:1px solid var(--line-warm);
}
.as-role{display:block;margin-top:10px;font-size:13px;color:var(--jade);letter-spacing:.02em}
.person-desc{margin-top:10px;font-size:14px;line-height:1.75;color:var(--text-2)}

/* 片场三则 */
.scene-list{display:grid;gap:18px}
.scene-row{
  display:grid;grid-template-columns:120px minmax(0,1fr);gap:28px;align-items:start;
  padding:26px 28px;border-radius:var(--radius-card);
  background:var(--surface);border:1px solid var(--line-cool);
  transition:border-color .24s ease,background .24s ease,transform .24s ease;
}
.scene-row:nth-child(2){margin-left:48px}
.scene-row:nth-child(3){margin-left:96px}
.scene-row:hover{border-color:var(--line-warm);background:var(--surface-2);transform:translateX(4px)}
.scene-num{
  font-family:var(--serif);font-size:44px;line-height:1;color:rgba(245,179,53,0.34);
  letter-spacing:-0.02em;
}
.scene-row h3{font-size:20px;margin-bottom:8px;color:var(--text-1)}
.scene-row p{font-size:15px;color:var(--text-2);line-height:1.85;max-width:780px}

/* 引言 */
.quote-wrap{
  display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;
}
.quote{
  position:relative;padding:26px 28px 26px 30px;border-radius:var(--radius-card);
  background:var(--surface);border:1px solid var(--line-warm);
  backdrop-filter:blur(14px) saturate(120%);-webkit-backdrop-filter:blur(14px) saturate(120%);
}
.quote::before{
  content:"";position:absolute;left:0;top:22px;bottom:22px;width:3px;border-radius:3px;
  background:linear-gradient(180deg,var(--brand-hi),var(--brand-deep));
}
.quote p{font-family:var(--serif);font-size:18px;line-height:1.8;color:var(--text-1)}
.quote cite{
  display:block;margin-top:14px;font-style:normal;font-size:13px;color:var(--text-3);letter-spacing:.04em;
}

/* FAQ */
.faq-list{max-width:860px}
.faq-item{border-bottom:1px solid var(--line-cool)}
.faq-item:first-child{border-top:1px solid var(--line-cool)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  min-height:64px;padding:12px 0;text-align:left;
  font-size:17px;color:var(--text-1);font-family:var(--sans);font-weight:500;
  transition:color .2s ease;
}
.faq-q:hover{color:var(--brand-hi)}
.faq-icon{
  flex:0 0 auto;width:20px;height:20px;position:relative;color:var(--brand);
  transition:transform .3s ease;
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;background:currentColor;border-radius:2px;left:50%;top:50%;
}
.faq-icon::before{width:14px;height:2px;transform:translate(-50%,-50%)}
.faq-icon::after{width:2px;height:14px;transform:translate(-50%,-50%)}
.faq-item.is-open .faq-icon{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .34s ease}
.faq-item.is-open .faq-a{max-height:340px}
.faq-a p{max-width:720px;padding-bottom:20px;font-size:15px;line-height:1.85;color:var(--text-2)}

/* CTA */
.cta-band{
  position:relative;overflow:hidden;margin-top:var(--section-gap);
  padding:56px 48px;border-radius:24px;
  background:var(--bg-1);border:1px solid var(--line-warm);
  background-image:
    radial-gradient(520px 300px at 88% -20%,rgba(245,179,53,0.16),transparent 66%),
    radial-gradient(420px 260px at 4% 120%,rgba(63,191,163,0.10),transparent 64%);
}
.cta-band .cta-inner{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,0.7fr);gap:40px;align-items:center}
.cta-band h2{font-size:clamp(24px,2.6vw,34px);margin-bottom:14px}
.cta-band p{font-size:15px;color:var(--text-2);max-width:620px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end}

/* 页脚 */
.site-footer{
  margin-top:var(--section-gap);
  padding:72px 0 0;
  background:var(--bg-1);
  border-top:1px solid var(--line-cool);
}
.foot-grid{display:grid;grid-template-columns:1.7fr 0.8fr 0.8fr 1.2fr;gap:40px}
.foot-brand p{font-size:14px;color:var(--text-2);line-height:1.8;margin:16px 0 18px;max-width:340px}
.foot-icons{display:flex;gap:10px}
.foot-col h4{
  font-family:var(--sans);font-size:14px;font-weight:600;letter-spacing:.04em;
  color:var(--text-1);margin-bottom:18px;
}
.foot-col a{display:block;font-size:14px;color:var(--text-2);padding:6px 0;transition:color .2s ease,transform .2s ease}
.foot-col a:hover{color:var(--brand-hi);transform:translateX(3px)}
.foot-sub p{font-size:14px;color:var(--text-2);line-height:1.8;margin-bottom:14px}
.foot-sub form{display:flex;gap:10px;flex-wrap:wrap}
.foot-sub input{
  flex:1 1 150px;min-width:0;height:44px;padding:0 14px;border-radius:10px;
  background:rgba(255,255,255,0.05);border:1px solid var(--line-cool);color:var(--text-1);font-size:14px;
  outline:none;transition:border-color .2s ease,box-shadow .2s ease;
}
.foot-sub input::placeholder{color:var(--text-3)}
.foot-sub input:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(245,179,53,0.12)}
.foot-bar{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:14px;
  margin-top:48px;padding:22px 0;border-top:1px solid var(--line-cool);
  font-size:13px;color:var(--text-3);
}

/* 抽屉 */
.drawer-mask{
  position:fixed;inset:0;background:rgba(4,7,11,0.66);backdrop-filter:blur(2px);
  opacity:0;visibility:hidden;transition:opacity .26s ease,visibility .26s ease;z-index:110;
}
.drawer-mask.is-open{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(86vw,360px);z-index:120;
  background:rgba(10,15,22,0.98);border-left:1px solid var(--line-warm);
  transform:translateX(101%);transition:transform .28s cubic-bezier(.2,.7,.3,1);
  display:flex;flex-direction:column;padding:20px;
}
.drawer.is-open{transform:translateX(0)}
.drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.drawer-nav{display:flex;flex-direction:column;flex:1 1 auto;overflow-y:auto}
.drawer-nav a{
  display:flex;align-items:center;min-height:56px;padding:0 12px;font-size:16px;
  color:var(--text-2);border-left:3px solid transparent;
}
.drawer-nav a.is-active{color:var(--brand-hi);border-left-color:var(--brand);background:rgba(245,179,53,0.06)}
.drawer-bottom{padding-top:16px;border-top:1px solid var(--line-cool);display:grid;gap:10px}
.drawer-search{
  height:44px;padding:0 14px;border-radius:10px;background:rgba(255,255,255,0.05);
  border:1px solid var(--line-cool);color:var(--text-1);font-size:14px;outline:none;width:100%;
}
.drawer-search:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(245,179,53,0.12)}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .container{padding:0 40px}
  :root{--section-gap:80px}
  .person-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
  .scene-row:nth-child(2){margin-left:32px}
  .scene-row:nth-child(3){margin-left:64px}
  .search-bar{right:40px}
}
@media (max-width:1023px){
  .main-nav{display:none}
  .menu-btn{display:inline-flex}
  .header-inner{height:60px;gap:16px}
  .hero-grid{grid-template-columns:1fr;gap:28px}
  .page-hero{padding:36px 0 36px}
  .hero-panel{max-width:520px}
  .section-head{flex-direction:column;align-items:flex-start;gap:14px}
  .section-head p{text-align:left;max-width:100%}
  .person-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .quote-wrap{grid-template-columns:1fr}
  .cta-band .cta-inner{grid-template-columns:1fr}
  .cta-actions{justify-content:flex-start}
  .cta-band{padding:40px 28px}
  .scene-row{grid-template-columns:84px minmax(0,1fr);gap:20px;padding:22px}
  .scene-num{font-size:34px}
  .scene-row:nth-child(2),.scene-row:nth-child(3){margin-left:0}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px}
  .foot-brand{grid-column:1/-1}
  .foot-sub{grid-column:1/-1}
  .search-bar{display:none}
}
@media (max-width:767px){
  .container{padding:0 20px}
  :root{--section-gap:56px}
  body{font-size:15px}
  .header-inner{height:56px;gap:12px}
  .brand-text{font-size:15px}
  .nav-actions .btn-sm{padding:8px 14px;font-size:13px}
  .page-hero h1{font-size:clamp(26px,7vw,32px)}
  .hero-sub{font-size:15px}
  .person-grid{grid-template-columns:1fr;gap:18px}
  .person-card{padding:24px 20px}
  .avatar{width:96px;height:96px}
  .section-head h2{padding-left:14px;font-size:clamp(22px,6vw,28px)}
  .btn{width:100%}
  .cta-actions .btn,.index-bar .btn{width:auto}
  .cta-actions{flex-direction:column;align-items:stretch}
  .cta-actions .btn-ghost,.cta-actions .btn-primary{width:100%}
  .faq-q{font-size:16px;min-height:56px}
  .scene-row{grid-template-columns:1fr;gap:10px}
  .scene-num{font-size:30px}
  .quote p{font-size:16px}
  .foot-grid{grid-template-columns:1fr}
  .foot-bar{flex-direction:column;gap:8px;font-size:12px}
  .index-bar{border-radius:16px;padding:14px}
  .idx-link{height:30px;font-size:13px;padding:0 12px}
  .hero-tags{gap:8px}
}
@media (max-width:520px){
  .brand-text{font-size:14px}
  .nav-actions .icon-btn{display:none}
  .stat-num{font-size:22px;min-width:48px}
  .person-desc{font-size:13.5px}
}

/* roulang page: category3 */
:root{
  --bg-0:#080C12;
  --bg-1:#0E1520;
  --surface:rgba(255,255,255,.045);
  --surface-2:rgba(255,255,255,.075);
  --brand:#F5B335;
  --brand-hi:#FFD776;
  --brand-deep:#D8931B;
  --jade:#3FBFA3;
  --cinnabar:#C7452C;
  --text-1:#F2F4F7;
  --text-2:#A9B4C2;
  --text-3:#6F7C8D;
  --line-warm:rgba(245,179,53,.18);
  --line-cool:rgba(255,255,255,.08);
  --radius-card:18px;
  --radius-btn:12px;
  --radius-img:14px;
  --shadow-card:0 18px 48px rgba(0,0,0,.45);
  --shadow-glow:0 10px 30px rgba(245,179,53,.30);
  --serif:"Noto Serif SC","Songti SC","Source Han Serif SC",Georgia,serif;
  --sans:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  --section-gap:96px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--text-1);
  font-family:var(--sans);
  font-size:16px;
  line-height:1.85;
  letter-spacing:0;
  overflow-x:hidden;
  background-image:
    radial-gradient(900px 480px at 88% -6%,rgba(245,179,53,.10),transparent 62%),
    radial-gradient(700px 420px at 4% 8%,rgba(63,191,163,.07),transparent 60%);
  background-repeat:no-repeat;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;padding:0;cursor:pointer}
input,select,textarea{font:inherit;color:inherit}
ul{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;font-family:var(--serif);font-weight:600;letter-spacing:-.01em;line-height:1.3}
p{margin:0}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px}
::selection{background:rgba(245,179,53,.28);color:#fff}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 48px}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(8,12,18,.55);
  -webkit-backdrop-filter:blur(10px);
  backdrop-filter:blur(10px);
  border-bottom:1px solid transparent;
  transition:background .25s ease,border-color .25s ease,transform .18s ease;
}
.site-header.is-scrolled{
  background:rgba(8,12,18,.78);
  -webkit-backdrop-filter:blur(16px);
  backdrop-filter:blur(16px);
  border-bottom-color:var(--line-warm);
}
.site-header.is-hidden{transform:translateY(-100%)}
.header-inner{display:flex;align-items:center;height:64px;gap:28px}
.brand{display:inline-flex;align-items:center;gap:10px;font-family:var(--serif);font-size:17px;white-space:nowrap;flex:0 0 auto}
.brand-mark{
  width:12px;height:12px;border-radius:4px;flex:0 0 auto;
  background:linear-gradient(145deg,var(--brand-hi),var(--brand-deep));
  box-shadow:0 0 14px rgba(245,179,53,.55);
}
.brand-text{color:var(--text-1);letter-spacing:.02em}
.main-nav{display:flex;align-items:center;gap:22px;margin-right:auto}
.nav-link{position:relative;display:inline-block;font-size:15px;color:var(--text-2);padding:6px 0;transition:color .2s ease;white-space:nowrap}
.nav-link::after{
  content:"";position:absolute;left:50%;bottom:0;width:0;height:2px;border-radius:2px;
  background:var(--brand-hi);transform:translateX(-50%);opacity:0;
  transition:width .24s ease,opacity .24s ease;
}
.nav-link:hover{color:var(--text-1)}
.nav-link:hover::after{width:14px;opacity:.4}
.nav-link.is-active{color:var(--brand-hi)}
.nav-link.is-active::after{width:12px;opacity:1;box-shadow:0 0 10px rgba(255,215,118,.7)}
.header-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.icon-btn{
  display:inline-flex;align-items:center;justify-content:center;
  width:38px;height:38px;border-radius:10px;color:var(--text-2);
  border:1px solid var(--line-cool);background:rgba(255,255,255,.02);
  transition:color .2s,border-color .2s,background .2s,transform .2s;
}
.icon-btn:hover{color:var(--brand-hi);border-color:var(--line-warm);background:rgba(245,179,53,.08)}
.icon-btn:active{transform:translateY(1px)}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 24px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;line-height:1.4;
  border:1px solid transparent;cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.btn-primary{
  background:linear-gradient(135deg,var(--brand-hi),var(--brand-deep));
  color:#161005;box-shadow:var(--shadow-glow);
}
.btn-primary:hover{filter:brightness(1.06);box-shadow:0 0 0 3px rgba(245,179,53,.18),var(--shadow-glow)}
.btn-primary:active{transform:translateY(1px);box-shadow:0 0 0 2px rgba(245,179,53,.14),0 6px 18px rgba(245,179,53,.22)}
.btn-ghost{border-color:var(--line-warm);color:var(--text-1);background:transparent}
.btn-ghost:hover{background:rgba(245,179,53,.08);border-color:rgba(245,179,53,.4)}
.btn-sm{padding:9px 18px;font-size:14px;border-radius:10px}
.btn-block{width:100%}
.nav-toggle{display:none}
.search-panel{
  position:absolute;top:100%;right:48px;width:520px;max-width:calc(100vw - 32px);
  padding:14px;border-radius:0 0 var(--radius-card) var(--radius-card);
  background:rgba(14,21,32,.94);
  -webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);
  border:1px solid var(--line-warm);border-top:0;
  box-shadow:var(--shadow-card);
}
.search-panel[hidden]{display:none}
.search-form{display:flex;gap:10px;align-items:center}
.search-form input[type="search"]{
  flex:1 1 auto;height:44px;padding:0 14px;border-radius:10px;
  background:rgba(255,255,255,.05);border:1px solid var(--line-cool);
  color:var(--text-1);transition:border-color .2s,box-shadow .2s;
}
.search-form input::placeholder{color:var(--text-3)}
.search-form input[type="search"]:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(245,179,53,.12)}

/* 移动端抽屉 */
.drawer{
  position:fixed;top:0;right:0;bottom:0;z-index:120;
  width:min(86vw,360px);padding:22px 20px 28px;
  background:rgba(11,17,26,.98);
  -webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);
  border-left:1px solid var(--line-warm);
  transform:translateX(105%);transition:transform .28s cubic-bezier(.2,.7,.3,1);
  display:flex;flex-direction:column;gap:18px;overflow-y:auto;
}
.drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between}
.drawer-nav{display:flex;flex-direction:column}
.drawer-nav a{
  display:flex;align-items:center;height:56px;padding-left:14px;
  font-size:16px;color:var(--text-2);border-bottom:1px solid var(--line-cool);
  transition:color .2s,background .2s;
}
.drawer-nav a:hover,.drawer-nav a:active{color:var(--text-1);background:rgba(255,255,255,.03)}
.drawer-nav a.is-active{color:var(--brand-hi);border-left:3px solid var(--brand);padding-left:11px}
.drawer-foot{margin-top:auto;display:flex;flex-direction:column;gap:12px;padding-top:12px}
.drawer-foot input{
  height:46px;padding:0 14px;border-radius:10px;width:100%;
  background:rgba(255,255,255,.05);border:1px solid var(--line-cool);color:var(--text-1);
}
.backdrop{
  position:fixed;inset:0;z-index:110;background:rgba(4,7,11,.62);
  opacity:0;pointer-events:none;transition:opacity .26s ease;
}
.backdrop.is-on{opacity:1;pointer-events:auto}

/* ============ 窄幅头部 ============ */
.page-hero{
  position:relative;
  padding:46px 0 52px;
  background:linear-gradient(180deg,rgba(14,21,32,.9),rgba(8,12,18,.4));
  border-bottom:1px solid var(--line-cool);
  overflow:hidden;
}
.page-hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(620px 260px at 78% 12%,rgba(245,179,53,.12),transparent 70%);
}
.hero-grid{position:relative;display:grid;grid-template-columns:1.3fr .7fr;gap:44px;align-items:center}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:18px;flex-wrap:wrap}
.breadcrumb a{color:var(--text-3);transition:color .2s}
.breadcrumb a:hover{color:var(--brand-hi)}
.breadcrumb .sep{color:rgba(255,255,255,.22)}
.breadcrumb .now{color:var(--text-2)}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.14em;color:var(--brand);
  padding:5px 12px;border-radius:999px;
  background:rgba(245,179,53,.12);border:1px solid var(--line-warm);
  margin-bottom:18px;
}
.page-hero h1{
  font-size:clamp(28px,3.6vw,44px);
  line-height:1.28;margin-bottom:16px;
}
.page-hero h1 .accent{
  background:linear-gradient(120deg,var(--brand-hi),var(--brand));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{font-size:16px;color:var(--text-2);max-width:560px}
.hero-visual{
  position:relative;height:236px;border-radius:var(--radius-img);overflow:hidden;
  border:1px solid var(--line-warm);box-shadow:var(--shadow-card);
}
.hero-visual img{width:100%;height:100%;object-fit:cover;filter:saturate(1.05)}
.hero-visual::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(8,12,18,.30),rgba(8,12,18,.70)),
             linear-gradient(0deg,var(--bg-0),transparent 55%);
}
.hero-visual .vis-note{
  position:absolute;left:18px;right:18px;bottom:16px;z-index:2;
  font-size:13px;color:rgba(242,244,247,.9);line-height:1.6;
}
.hero-visual .vis-note strong{display:block;font-family:var(--serif);font-size:15px;color:var(--brand-hi);margin-bottom:2px}

/* ============ 通用板块 ============ */
.section{padding:var(--section-gap) 0}
.section-tight{padding:64px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:38px;flex-wrap:wrap}
.section-head h2{font-size:clamp(24px,2.6vw,34px)}
.section-head p{color:var(--text-2);font-size:15px;max-width:560px;margin-top:10px}
.eyebrow{
  display:inline-block;font-size:12px;letter-spacing:.16em;
  color:var(--brand);margin-bottom:12px;
}
.text-link{
  display:inline-flex;align-items:center;gap:6px;color:var(--brand);font-weight:600;font-size:15px;
  transition:color .2s;
}
.text-link .arrow{transition:transform .24s ease}
.text-link:hover{color:var(--brand-hi)}
.text-link:hover .arrow{transform:translateX(4px)}

/* 数据条 */
.stat-strip{
  display:grid;grid-template-columns:repeat(4,1fr);
  border-top:1px solid var(--line-cool);border-bottom:1px solid var(--line-cool);
  background:rgba(255,255,255,.02);
}
.stat-strip .stat{padding:26px 24px;border-left:1px solid var(--line-cool)}
.stat-strip .stat:first-child{border-left:0}
.stat b{display:block;font-family:var(--serif);font-size:30px;color:var(--brand-hi);line-height:1.2}
.stat span{font-size:13px;color:var(--text-3);letter-spacing:.04em}

/* ============ 瀑布流 ============ */
.masonry{
  display:grid;grid-template-columns:repeat(2,1fr);
  gap:26px;align-items:start;padding-bottom:56px;
}
.note-card{
  position:relative;border-radius:var(--radius-card);
  background:var(--surface);border:1px solid var(--line-cool);
  -webkit-backdrop-filter:blur(14px) saturate(120%);backdrop-filter:blur(14px) saturate(120%);
  overflow:hidden;
  transition:border-color .24s ease,box-shadow .24s ease,transform .24s cubic-bezier(.2,.7,.3,1);
}
.note-card:nth-child(even){margin-top:46px}
.note-card:hover,.note-card:active{
  border-color:rgba(245,179,53,.3);box-shadow:var(--shadow-card);transform:translateY(-4px);
}
.note-media{position:relative;width:100%;overflow:hidden;background:rgba(255,255,255,.05)}
.note-media img{
  width:100%;height:100%;object-fit:cover;
  transition:transform .24s cubic-bezier(.2,.7,.3,1),filter .24s ease;
}
.note-card:hover .note-media img{transform:scale(1.03);filter:brightness(1.06)}
.ratio-a{aspect-ratio:4/5}
.ratio-b{aspect-ratio:3/4}
.ratio-c{aspect-ratio:1/1}
.ratio-d{aspect-ratio:16/13}
.ratio-e{aspect-ratio:7/8}
.note-shade{
  position:absolute;left:0;right:0;bottom:0;padding:52px 22px 20px;
  background:linear-gradient(0deg,rgba(6,10,16,.96),rgba(6,10,16,.72) 46%,rgba(6,10,16,0));
  pointer-events:none;
}
.note-date{
  display:inline-block;font-size:12px;letter-spacing:.1em;color:var(--brand);
  margin-bottom:8px;
}
.note-title{font-size:19px;line-height:1.45;margin-bottom:8px;color:var(--text-1)}
.note-desc{
  font-size:14px;line-height:1.7;color:var(--text-2);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.note-tags{display:flex;gap:8px;flex-wrap:wrap;padding:14px 20px 16px}
.tag{
  display:inline-flex;align-items:center;height:25px;padding:0 11px;border-radius:999px;
  font-size:12px;color:var(--brand);background:rgba(245,179,53,.12);
  border:1px solid rgba(245,179,53,.20);letter-spacing:.02em;
}

/* ============ 引文 ============ */
.quote-band{
  position:relative;padding:56px 48px;border-radius:var(--radius-card);
  background:var(--bg-1);border:1px solid var(--line-cool);overflow:hidden;
}
.quote-band::before{
  content:"“";position:absolute;top:6px;left:34px;
  font-family:var(--serif);font-size:150px;line-height:1;color:rgba(245,179,53,.12);
}
.quote-band blockquote{
  position:relative;margin:0;max-width:820px;
  font-family:var(--serif);font-size:clamp(20px,2.2vw,27px);line-height:1.7;color:var(--text-1);
}
.quote-band cite{
  display:block;margin-top:22px;font-style:normal;font-size:13px;color:var(--text-3);
  letter-spacing:.06em;
}

/* ============ FAQ ============ */
.faq{max-width:860px}
.faq-item{border-bottom:1px solid var(--line-cool)}
.faq-item:first-child{border-top:1px solid var(--line-cool)}
.faq-q{
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  width:100%;min-height:64px;padding:14px 4px;text-align:left;
  font-size:17px;font-weight:600;color:var(--text-1);transition:color .2s;
}
.faq-q:hover{color:var(--brand-hi)}
.faq-icon{position:relative;width:20px;height:20px;flex:0 0 auto;transition:transform .3s cubic-bezier(.2,.7,.3,1)}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;top:50%;left:50%;background:var(--brand);border-radius:2px;
  transform:translate(-50%,-50%);
}
.faq-icon::before{width:14px;height:2px}
.faq-icon::after{width:2px;height:14px}
.faq-item.is-open .faq-icon{transform:rotate(45deg)}
.faq-a{display:grid;grid-template-rows:0fr;transition:grid-template-rows .32s cubic-bezier(.2,.7,.3,1)}
.faq-a > div{overflow:hidden}
.faq-a p{padding:0 4px 22px;max-width:720px;color:var(--text-2);font-size:15px;line-height:1.85}
.faq-item.is-open .faq-a{grid-template-rows:1fr}

/* ============ CTA ============ */
.cta-band{
  position:relative;border-radius:24px;overflow:hidden;
  border:1px solid var(--line-warm);
  background:radial-gradient(700px 300px at 82% 8%,rgba(245,179,53,.16),transparent 66%),var(--bg-1);
  padding:56px 52px;
  display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:center;
}
.cta-band h2{font-size:clamp(24px,2.6vw,32px);margin-bottom:14px}
.cta-band p{color:var(--text-2);font-size:15px;max-width:520px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px}
.cta-points{display:flex;flex-direction:column;gap:14px}
.cta-points li{
  display:flex;gap:12px;align-items:flex-start;font-size:14px;color:var(--text-2);
  padding:16px 18px;border-radius:14px;background:var(--surface);border:1px solid var(--line-cool);
}
.cta-points .dot{
  flex:0 0 auto;width:8px;height:8px;margin-top:9px;border-radius:3px;
  background:linear-gradient(140deg,var(--brand-hi),var(--brand-deep));
  box-shadow:0 0 12px rgba(245,179,53,.5);
}
.cta-points strong{color:var(--text-1);font-weight:600}

/* ============ 页脚 ============ */
.site-footer{
  margin-top:var(--section-gap);
  padding:72px 0 0;
  background:linear-gradient(180deg,var(--bg-0),var(--bg-1) 26%,var(--bg-1) 74%,var(--bg-0));
  border-top:1px solid var(--line-cool);
}
.foot-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;
  padding-bottom:52px;
}
.foot-brand .brand{margin-bottom:18px}
.foot-brand p{font-size:14px;color:var(--text-3);max-width:320px;line-height:1.8}
.foot-icons{display:flex;gap:10px;margin-top:20px}
.foot-col h4{font-size:14px;font-family:var(--sans);font-weight:600;color:var(--text-1);letter-spacing:.04em;margin-bottom:18px}
.foot-col a{
  display:block;font-size:14px;color:var(--text-3);padding:6px 0;transition:color .2s,transform .2s;
}
.foot-col a:hover{color:var(--brand-hi);transform:translateX(3px)}
.foot-sub p{font-size:14px;color:var(--text-3);margin-bottom:16px;line-height:1.8}
.foot-sub form{display:flex;gap:10px;flex-wrap:wrap}
.foot-sub input{
  flex:1 1 150px;min-width:0;height:44px;padding:0 14px;border-radius:10px;
  background:rgba(255,255,255,.05);border:1px solid var(--line-cool);color:var(--text-1);
  transition:border-color .2s,box-shadow .2s;
}
.foot-sub input::placeholder{color:var(--text-3)}
.foot-sub input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(245,179,53,.12)}
.foot-bar{
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:22px 0 30px;border-top:1px solid var(--line-cool);
  font-size:13px;color:var(--text-3);
}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .container{padding:0 40px}
  :root{--section-gap:80px}
  .search-panel{right:40px}
}
@media (max-width:1023px){
  .main-nav{display:none}
  .nav-toggle{display:inline-flex}
  .header-inner{height:60px;gap:16px}
  .hero-grid{grid-template-columns:1fr;gap:28px}
  .hero-visual{height:220px}
  .page-hero{padding:34px 0 40px}
  .stat-strip{grid-template-columns:repeat(2,1fr)}
  .stat-strip .stat:nth-child(3){border-left:0}
  .stat-strip .stat:nth-child(-n+2){border-bottom:1px solid var(--line-cool)}
  .masonry{grid-template-columns:repeat(2,1fr);gap:20px;padding-bottom:0}
  .note-card:nth-child(even){margin-top:24px}
  .cta-band{grid-template-columns:1fr;padding:40px 32px}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px}
  .quote-band{padding:44px 32px}
}
@media (max-width:767px){
  :root{--section-gap:56px}
  .container{padding:0 20px}
  .header-inner{height:56px}
  .brand{font-size:15px}
  .brand-text{max-width:170px;overflow:hidden;text-overflow:ellipsis}
  .header-cta{display:none}
  .search-panel{right:16px;left:16px;width:auto}
  .section-head{margin-bottom:26px}
  .section-head h2{font-size:24px}
  .page-hero h1{font-size:27px}
  .hero-sub{font-size:15px}
  .hero-visual{height:180px}
  .stat-strip .stat{padding:18px 16px}
  .stat b{font-size:24px}
  .masonry{grid-template-columns:1fr;gap:18px}
  .note-card:nth-child(even){margin-top:0}
  .note-title{font-size:18px}
  .faq-q{min-height:56px;font-size:16px;padding:12px 0}
  .cta-band{padding:32px 22px;border-radius:18px}
  .cta-actions .btn{width:100%}
  .foot-grid{grid-template-columns:1fr;gap:28px}
  .foot-bar{flex-direction:column;gap:8px}
  .quote-band{padding:36px 22px}
  .quote-band::before{left:16px;font-size:110px}
}
@media (max-width:520px){
  .page-hero h1{font-size:24px}
  .stat-strip{grid-template-columns:1fr}
  .stat-strip .stat{border-left:0;border-bottom:1px solid var(--line-cool)}
  .stat-strip .stat:last-child{border-bottom:0}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms!important;transition-duration:.001ms!important}
  html{scroll-behavior:auto}
}

/* roulang page: category4 */
:root{
  --bg-0:#080C12;
  --bg-1:#0E1520;
  --surface:rgba(255,255,255,.045);
  --surface-2:rgba(255,255,255,.075);
  --brand:#F5B335;
  --brand-hi:#FFD776;
  --brand-deep:#D8931B;
  --jade:#3FBFA3;
  --cinnabar:#C7452C;
  --text-1:#F2F4F7;
  --text-2:#A9B4C2;
  --text-3:#6F7C8D;
  --line-warm:rgba(245,179,53,.18);
  --line-cool:rgba(255,255,255,.08);
  --radius-card:18px;
  --radius-btn:12px;
  --radius-img:14px;
  --shadow-card:0 18px 48px rgba(0,0,0,.45);
  --shadow-glow:0 10px 30px rgba(245,179,53,.30);
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC",STSong,SimSun,serif;
  --sans:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;scroll-padding-top:96px}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--text-1);
  font-family:var(--sans);
  font-size:16px;
  line-height:1.85;
  letter-spacing:0;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background:
    radial-gradient(900px 520px at 82% -8%,rgba(245,179,53,.10),transparent 62%),
    radial-gradient(760px 480px at 6% 12%,rgba(63,191,163,.07),transparent 60%);
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
input,select,textarea{font:inherit;color:inherit}
ul,ol{margin:0;padding:0}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
.container{
  width:100%;
  max-width:1240px;
  margin:0 auto;
  padding:0 48px;
  position:relative;
  z-index:1;
}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:80;
  background:rgba(8,12,18,.55);
  -webkit-backdrop-filter:blur(10px);
  backdrop-filter:blur(10px);
  border-bottom:1px solid transparent;
  transition:background .25s var(--ease),border-color .25s var(--ease),transform .18s ease;
}
.site-header.is-scrolled{
  background:rgba(8,12,18,.78);
  -webkit-backdrop-filter:blur(16px);
  backdrop-filter:blur(16px);
  border-bottom-color:var(--line-warm);
}
.site-header.is-hidden{transform:translateY(-100%)}
.header-inner{
  display:flex;
  align-items:center;
  gap:28px;
  height:64px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-family:var(--serif);
  font-size:18px;
  letter-spacing:-.01em;
  white-space:nowrap;
}
.brand-mark{
  width:12px;height:12px;flex:none;border-radius:3px;
  background:linear-gradient(135deg,var(--brand-hi),var(--brand-deep));
  box-shadow:0 0 14px rgba(245,179,53,.65);
}
.brand-text{font-weight:600}
.main-nav{
  display:flex;
  align-items:center;
  gap:22px;
  margin-right:auto;
}
.nav-link{
  position:relative;
  padding:6px 0;
  font-size:14px;
  color:var(--text-2);
  transition:color .2s var(--ease);
}
.nav-link::after{
  content:"";
  position:absolute;
  left:0;bottom:0;
  width:12px;height:2px;
  border-radius:2px;
  background:var(--brand-hi);
  box-shadow:0 0 10px rgba(245,179,53,.7);
  opacity:0;
  transform:translateY(2px);
  transition:opacity .2s var(--ease),background .2s var(--ease),box-shadow .2s var(--ease);
}
.nav-link:hover{color:var(--text-1)}
.nav-link:hover::after{opacity:.4;background:var(--brand);box-shadow:none}
.nav-link.is-active{color:var(--brand-hi)}
.nav-link.is-active::after{opacity:1}
.header-actions{display:flex;align-items:center;gap:12px}
.icon-btn{
  width:36px;height:36px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:10px;
  border:1px solid var(--line-cool);
  color:var(--text-2);
  background:transparent;
  transition:color .2s var(--ease),border-color .2s var(--ease),background .2s var(--ease);
}
.icon-btn:hover{color:var(--brand-hi);border-color:var(--line-warm);background:var(--surface)}
.burger{
  display:none;
  width:38px;height:38px;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:5px;
  border-radius:10px;
  border:1px solid var(--line-cool);
}
.burger span{display:block;width:16px;height:2px;border-radius:2px;background:var(--text-1);transition:.2s var(--ease)}
.burger:hover{border-color:var(--line-warm)}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 26px;
  border-radius:var(--radius-btn);
  border:1px solid transparent;
  font-size:15px;
  font-weight:600;
  white-space:nowrap;
  transition:transform .18s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease),filter .22s var(--ease);
}
.btn-sm{height:38px;padding:0 18px;font-size:14px;border-radius:10px}
.btn-primary{
  background:linear-gradient(135deg,var(--brand-hi),var(--brand-deep));
  color:#161005;
  box-shadow:var(--shadow-glow);
}
.btn-primary:hover{filter:brightness(1.06);box-shadow:0 0 0 3px rgba(245,179,53,.18),var(--shadow-glow)}
.btn-primary:active{transform:translateY(1px);box-shadow:0 0 0 2px rgba(245,179,53,.14),0 6px 18px rgba(245,179,53,.24)}
.btn-ghost{background:transparent;border-color:var(--line-warm);color:var(--text-1)}
.btn-ghost:hover{background:rgba(245,179,53,.08);border-color:rgba(245,179,53,.4)}
.btn-ghost:active{transform:translateY(1px)}
.btn-link{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--brand);font-size:15px;font-weight:600;
  transition:gap .2s var(--ease),color .2s var(--ease);
}
.btn-link:hover{gap:10px;color:var(--brand-hi)}

/* ---------- 搜索条 ---------- */
.search-bar{
  position:absolute;
  top:100%;right:48px;
  margin-top:8px;
  width:520px;
  max-width:calc(100% - 96px);
  display:flex;
  gap:10px;
  padding:12px;
  border-radius:14px;
  border:1px solid var(--line-warm);
  background:rgba(14,21,32,.94);
  -webkit-backdrop-filter:blur(16px);
  backdrop-filter:blur(16px);
  box-shadow:var(--shadow-card);
  z-index:90;
}
.search-bar[hidden]{display:none}
.search-bar input{
  flex:1;height:44px;
  padding:0 14px;
  border-radius:10px;
  border:1px solid var(--line-cool);
  background:rgba(255,255,255,.05);
  color:var(--text-1);
  font-size:14px;
}
.search-bar input::placeholder{color:var(--text-3)}
.search-bar input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(245,179,53,.12)}
.search-bar .btn{height:44px;padding:0 20px;font-size:14px}

/* ---------- 抽屉 ---------- */
.drawer-overlay{
  position:fixed;inset:0;z-index:95;
  background:rgba(4,7,11,.65);
  -webkit-backdrop-filter:blur(2px);
  backdrop-filter:blur(2px);
}
.drawer-overlay[hidden]{display:none}
.drawer{
  position:fixed;
  top:0;right:0;
  z-index:96;
  width:min(86vw,360px);
  height:100%;
  display:flex;
  flex-direction:column;
  background:var(--bg-1);
  border-left:1px solid var(--line-warm);
  transform:translateX(100%);
  transition:transform .26s var(--ease);
  overflow-y:auto;
}
.drawer.is-open{transform:translateX(0)}
.drawer-head{
  display:flex;align-items:center;justify-content:space-between;
  gap:12px;
  padding:18px 20px;
  border-bottom:1px solid var(--line-cool);
}
.drawer-nav{display:flex;flex-direction:column;padding:8px 0}
.drawer-nav a{
  display:flex;align-items:center;
  height:56px;padding:0 20px;
  font-size:15px;color:var(--text-2);
  border-left:3px solid transparent;
  transition:color .2s var(--ease),background .2s var(--ease),border-color .2s var(--ease);
}
.drawer-nav a:hover,.drawer-nav a:active{color:var(--text-1);background:var(--surface)}
.drawer-nav a.is-active{color:var(--brand-hi);border-left-color:var(--brand);background:rgba(245,179,53,.07)}
.drawer-foot{
  margin-top:auto;
  padding:18px 20px calc(24px + env(safe-area-inset-bottom));
  border-top:1px solid var(--line-cool);
  display:flex;flex-direction:column;gap:12px;
}
.drawer-search{display:flex;gap:8px}
.drawer-search input{
  flex:1;height:44px;padding:0 14px;
  border-radius:10px;border:1px solid var(--line-cool);
  background:rgba(255,255,255,.05);color:var(--text-1);font-size:14px;
}
.drawer-search input::placeholder{color:var(--text-3)}
.drawer-search button{height:44px;padding:0 16px;border-radius:10px;border:1px solid var(--line-warm);color:var(--brand);font-size:14px;font-weight:600}

/* ---------- 页头 ---------- */
.page-head{padding:56px 0 8px;position:relative}
.page-head-grid{
  display:grid;
  grid-template-columns:1.12fr .88fr;
  gap:48px;
  align-items:center;
  min-height:240px;
}
.crumbs{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-3)}
.crumbs a{transition:color .2s var(--ease)}
.crumbs a:hover{color:var(--brand)}
.crumbs .sep{color:var(--text-3);opacity:.7}
.page-head h1{
  font-family:var(--serif);
  font-size:clamp(28px,3.6vw,44px);
  line-height:1.3;
  letter-spacing:-.01em;
  margin:16px 0 16px;
}
.page-head h1 em{font-style:normal;color:var(--brand-hi)}
.page-head-sub{font-size:16px;color:var(--text-2);max-width:560px;margin-bottom:20px}
.head-tags{display:flex;flex-wrap:wrap;gap:8px}
.tag{
  display:inline-flex;align-items:center;
  height:26px;padding:0 12px;
  border-radius:999px;
  font-size:12px;
  background:rgba(245,179,53,.12);
  color:var(--brand);
  border:1px solid var(--line-warm);
}
.tag.is-jade{background:rgba(63,191,163,.12);color:var(--jade);border-color:rgba(63,191,163,.26)}
.tag.is-quiet{background:rgba(255,255,255,.05);color:var(--text-2);border-color:var(--line-cool)}
.page-head-visual{
  position:relative;
  border-radius:var(--radius-card);
  overflow:hidden;
  border:1px solid var(--line-cool);
  aspect-ratio:16/10;
  box-shadow:var(--shadow-card);
}
.page-head-visual img{width:100%;height:100%;object-fit:cover;filter:brightness(.92) saturate(105%)}
.page-head-visual::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(8,12,18,.55),rgba(8,12,18,.24) 42%,rgba(8,12,18,.94));
}
.visual-card{
  position:absolute;
  left:18px;right:18px;bottom:18px;
  z-index:2;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:14px 18px;
  border-radius:14px;
  border:1px solid var(--line-warm);
  background:rgba(14,21,32,.76);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  backdrop-filter:blur(14px) saturate(120%);
}
.visual-card strong{display:block;font-family:var(--serif);font-size:15px;color:var(--brand-hi);line-height:1.5}
.visual-card span{display:block;font-size:12px;color:var(--text-3);margin-top:2px}
.visual-card .vc-num{font-family:var(--serif);font-size:24px;color:var(--brand);line-height:1}

/* ---------- 文档式主体 ---------- */
.doc-section{padding:64px 0 0}
.doc-layout{
  display:grid;
  grid-template-columns:240px minmax(0,1fr);
  gap:56px;
  align-items:start;
}
.doc-toc{
  position:sticky;
  top:88px;
  padding:20px;
  border-radius:var(--radius-card);
  border:1px solid var(--line-cool);
  background:var(--surface);
}
.doc-toc h2{
  font-family:var(--sans);
  font-size:12px;
  font-weight:600;
  letter-spacing:.1em;
  color:var(--text-3);
  margin-bottom:12px;
}
.doc-toc a{
  display:block;
  padding:7px 12px;
  font-size:14px;
  color:var(--text-2);
  border-left:2px solid transparent;
  border-radius:0 8px 8px 0;
  transition:color .2s var(--ease),background .2s var(--ease),border-color .2s var(--ease);
}
.doc-toc a:hover{color:var(--text-1);background:var(--surface-2)}
.doc-toc a.is-current{color:var(--brand-hi);border-left-color:var(--brand);background:rgba(245,179,53,.08)}
.doc-body{max-width:800px}
.doc-body > h2{
  font-family:var(--serif);
  font-size:clamp(22px,2.3vw,30px);
  line-height:1.4;
  letter-spacing:-.01em;
  margin:52px 0 16px;
  padding-left:16px;
  border-left:3px solid var(--brand);
}
.doc-body > h2:first-child{margin-top:0}
.doc-body h3{
  font-family:var(--serif);
  font-size:19px;
  margin:30px 0 10px;
  color:var(--text-1);
}
.doc-body p{color:var(--text-2);font-size:16px;line-height:1.9;margin-bottom:1.1em}
.doc-body strong{color:var(--text-1);font-weight:600}
.doc-body ul{list-style:none;margin:0 0 1.2em}
.doc-body li{
  position:relative;
  padding-left:20px;
  color:var(--text-2);
  font-size:15.5px;
  margin-bottom:10px;
}
.doc-body li::before{
  content:"";
  position:absolute;left:2px;top:.74em;
  width:6px;height:6px;
  background:var(--brand);
  transform:rotate(45deg);
  border-radius:1px;
}
.doc-quote{
  margin:24px 0;
  padding:18px 24px;
  border-left:3px solid var(--brand);
  border-radius:0 14px 14px 0;
  background:var(--surface);
  color:var(--text-2);
  font-size:15.5px;
}
.doc-figure{
  margin:28px 0;
  border-radius:var(--radius-img);
  overflow:hidden;
  border:1px solid var(--line-cool);
  background:var(--surface);
}
.doc-figure img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:filter .24s var(--ease),transform .24s var(--ease)}
.doc-figure:hover img{filter:brightness(1.06);transform:scale(1.02)}
.doc-figure figcaption{font-size:13px;color:var(--text-3);text-align:center;padding:10px 16px 12px}

/* ---------- 对照信息条 ---------- */
.compare-strip{
  margin:30px 0;
  border-radius:var(--radius-card);
  border:1px solid var(--line-warm);
  background:var(--surface);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  backdrop-filter:blur(14px) saturate(120%);
  overflow:hidden;
}
.compare-strip-head{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:14px 22px;
  border-bottom:1px solid var(--line-cool);
  font-size:13px;
  color:var(--text-3);
}
.compare-strip-head b{color:var(--brand);font-weight:600;font-size:13px;letter-spacing:.04em}
.compare-row{
  display:grid;
  grid-template-columns:104px 104px minmax(0,1fr);
  gap:20px;
  align-items:start;
  padding:16px 22px;
  border-bottom:1px solid var(--line-cool);
}
.compare-row:last-child{border-bottom:none}
.compare-row .c-name{font-family:var(--serif);font-size:17px;color:var(--brand-hi);line-height:1.6}
.compare-row .c-ep{font-size:13px;color:var(--jade);font-variant-numeric:tabular-nums;padding-top:4px;letter-spacing:.02em}
.compare-row .c-desc{font-size:14px;color:var(--text-2);line-height:1.8}

/* ---------- FAQ ---------- */
.faq-block{margin-top:56px}
.faq-list{list-style:none;border-top:1px solid var(--line-cool)}
.faq-item{border-bottom:1px solid var(--line-cool)}
.faq-q{
  width:100%;
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  min-height:64px;
  padding:18px 4px;
  text-align:left;
  font-family:var(--serif);
  font-size:17px;
  color:var(--text-1);
  transition:color .2s var(--ease);
}
.faq-q:hover{color:var(--brand-hi)}
.faq-icon{position:relative;width:20px;height:20px;flex:none;transition:transform .25s var(--ease)}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;background:var(--brand);border-radius:2px}
.faq-icon::before{left:0;top:9px;width:20px;height:2px}
.faq-icon::after{left:9px;top:0;width:2px;height:20px}
.faq-item.is-open .faq-icon{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s var(--ease)}
.faq-a-inner{padding:0 4px 20px;max-width:720px;color:var(--text-2);font-size:15.5px;line-height:1.85}

/* ---------- 结尾 CTA ---------- */
.cta-band{
  margin-top:64px;
  padding:36px;
  border-radius:var(--radius-card);
  border:1px solid var(--line-warm);
  background:linear-gradient(120deg,rgba(245,179,53,.10),rgba(255,255,255,.03) 55%,rgba(63,191,163,.07));
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
}
.cta-band h2{
  font-family:var(--serif);
  font-size:clamp(22px,2.4vw,30px);
  line-height:1.4;
  letter-spacing:-.01em;
  margin-bottom:8px;
}
.cta-band p{color:var(--text-2);font-size:15px;max-width:520px}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:96px;
  padding:72px 0 28px;
  background:var(--bg-1);
  border-top:1px solid var(--line-cool);
  position:relative;
  box-shadow:0 -24px 60px rgba(8,12,18,.9);
}
.foot-grid{
  display:grid;
  grid-template-columns:1.5fr .8fr .8fr 1.2fr;
  gap:40px;
  padding-bottom:40px;
}
.foot-brand .brand{margin-bottom:16px}
.foot-brand p{color:var(--text-2);font-size:14px;line-height:1.8;max-width:330px;margin-bottom:18px}
.foot-icons{display:flex;gap:10px}
.foot-col h4{
  font-size:14px;color:var(--text-1);
  margin-bottom:18px;
  font-family:var(--sans);font-weight:600;letter-spacing:.04em;
}
.foot-col a{
  display:block;
  padding:6px 0;
  font-size:14px;
  color:var(--text-2);
  transition:color .2s var(--ease),transform .2s var(--ease);
}
.foot-col a:hover{color:var(--brand-hi);transform:translateX(3px)}
.foot-sub p{color:var(--text-2);font-size:13.5px;margin-bottom:12px}
#footForm{display:flex;gap:8px;flex-wrap:wrap}
#footForm input{
  flex:1;min-width:140px;height:38px;
  padding:0 12px;
  border-radius:10px;
  border:1px solid var(--line-cool);
  background:rgba(255,255,255,.05);
  color:var(--text-1);
  font-size:14px;
}
#footForm input::placeholder{color:var(--text-3)}
#footForm input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(245,179,53,.12)}
.foot-bar{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding-top:20px;
  border-top:1px solid var(--line-cool);
  font-size:13px;
  color:var(--text-3);
}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .container{padding:0 40px}
  .search-bar{right:40px}
  .page-head-grid{gap:40px}
}
@media (max-width:1023px){
  .main-nav{display:none}
  .burger{display:inline-flex}
  .search-toggle{display:none}
  .search-bar{display:none}
  .page-head{padding:40px 0 0}
  .page-head-grid{grid-template-columns:1fr;gap:32px;min-height:0}
  .page-head-visual{aspect-ratio:16/8}
  .doc-section{padding:48px 0 0}
  .doc-layout{grid-template-columns:1fr;gap:32px}
  .doc-toc{position:static;top:auto}
  .doc-toc nav{display:flex;flex-wrap:wrap;gap:6px}
  .doc-toc a{
    border-left:none;
    border:1px solid var(--line-cool);
    border-radius:999px;
    padding:6px 14px;
    font-size:13px;
  }
  .doc-toc a.is-current{border-color:var(--line-warm);background:rgba(245,179,53,.12)}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px}
  .foot-sub{grid-column:1 / -1;order:-1}
}
@media (max-width:767px){
  .container{padding:0 20px}
  body{font-size:16px}
  .header-inner{height:56px;gap:14px}
  .brand{font-size:16px}
  .brand-mark{width:10px;height:10px}
  .nav-cta{height:34px;padding:0 14px;font-size:13px}
  .page-head h1{font-size:clamp(26px,7.4vw,34px);line-height:1.34}
  .page-head-sub{font-size:15px}
  .visual-card{padding:12px 14px}
  .visual-card .vc-num{font-size:20px}
  .doc-body > h2{margin:38px 0 14px;padding-left:12px}
  .doc-body p{font-size:15.5px}
  .compare-row{grid-template-columns:88px minmax(0,1fr);gap:10px 14px;padding:14px 16px}
  .compare-row .c-desc{grid-column:1 / -1}
  .compare-strip-head{padding:12px 16px}
  .faq-q{min-height:56px;padding:14px 2px;font-size:16px}
  .faq-a-inner{padding:0 2px 16px;font-size:15px}
  .cta-band{padding:24px;gap:20px}
  .cta-actions{width:100%}
  .cta-actions .btn{width:100%}
  .drawer-foot .btn{width:100%}
  .site-footer{margin-top:64px;padding:52px 0 24px}
  .foot-grid{grid-template-columns:1fr;gap:28px}
  .foot-bar{font-size:12px;gap:8px}
}
@media (max-width:520px){
  .page-head-visual{aspect-ratio:16/11}
  .visual-card{flex-direction:column;align-items:flex-start;gap:6px}
  .head-tags .tag{font-size:11px;height:24px}
  .doc-toc{padding:16px}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms !important;transition-duration:.01ms !important;scroll-behavior:auto !important}
}

/* roulang page: category5 */
:root{
  --bg-0:#080C12;
  --bg-1:#0E1520;
  --surface:rgba(255,255,255,.045);
  --surface-2:rgba(255,255,255,.075);
  --brand:#F5B335;
  --brand-hi:#FFD776;
  --brand-deep:#D8931B;
  --jade:#3FBFA3;
  --cinnabar:#C7452C;
  --text-1:#F2F4F7;
  --text-2:#A9B4C2;
  --text-3:#6F7C8D;
  --line-warm:rgba(245,179,53,.18);
  --line-cool:rgba(255,255,255,.08);
  --radius-card:18px;
  --radius-btn:12px;
  --radius-img:14px;
  --shadow-card:0 18px 48px rgba(0,0,0,.45);
  --shadow-glow:0 10px 30px rgba(245,179,53,.30);
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC","SimSun",serif;
  --sans:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --sec-gap:96px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--text-1);
  font-family:var(--sans);
  font-size:16px;
  line-height:1.85;
  letter-spacing:0;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:0;
  background:
    radial-gradient(760px 420px at 88% -6%, rgba(245,179,53,.10), transparent 68%),
    radial-gradient(620px 380px at 4% 22%, rgba(63,191,163,.055), transparent 70%);
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit}
input,select,textarea{font-family:inherit;font-size:16px}
h1,h2,h3,h4{font-family:var(--serif);letter-spacing:-.01em;line-height:1.3;margin:0;font-weight:600}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 48px;position:relative;z-index:1}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:600;line-height:1;
  padding:14px 24px;border-radius:var(--radius-btn);
  transition:transform .2s cubic-bezier(.2,.7,.3,1),box-shadow .24s,background .24s,border-color .24s,color .24s;
  white-space:nowrap;
}
.btn-primary{
  color:#161005;
  background:linear-gradient(135deg,var(--brand-hi),var(--brand-deep));
  box-shadow:var(--shadow-glow);
}
.btn-primary:hover{filter:brightness(1.06);box-shadow:0 0 0 3px rgba(245,179,53,.18),var(--shadow-glow)}
.btn-primary:active{transform:translateY(1px);box-shadow:0 0 0 1px rgba(245,179,53,.18)}
.btn-ghost{
  color:var(--text-1);border:1px solid var(--line-warm);background:transparent;
}
.btn-ghost:hover{background:rgba(245,179,53,.08);border-color:rgba(245,179,53,.34)}
.btn-ghost:active{transform:translateY(1px)}
.btn-sm{padding:10px 18px;font-size:14px;border-radius:10px}
.btn-block{width:100%}
.btn[disabled],.btn.is-disabled{opacity:.6;cursor:not-allowed;box-shadow:none}
.text-link{
  display:inline-flex;align-items:center;gap:8px;color:var(--brand);font-size:14px;font-weight:600;
  transition:color .2s;
}
.text-link svg{transition:transform .24s}
.text-link:hover{color:var(--brand-hi)}
.text-link:hover svg{transform:translateX(4px)}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(8,12,18,.42);
  transition:background .28s,box-shadow .28s,border-color .28s,transform .18s;
  border-bottom:1px solid transparent;
}
.site-header.is-scrolled{
  background:rgba(8,12,18,.78);
  backdrop-filter:blur(16px) saturate(120%);
  -webkit-backdrop-filter:blur(16px) saturate(120%);
  border-bottom-color:var(--line-warm);
}
.site-header.is-hidden{transform:translateY(-100%)}
.header-inner{
  display:flex;align-items:center;gap:28px;height:64px;
}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:14px;height:14px;border-radius:4px;
  background:linear-gradient(140deg,var(--brand-hi),var(--brand-deep));
  box-shadow:0 0 14px rgba(245,179,53,.62);
  flex-shrink:0;
}
.brand-text{
  font-family:var(--serif);font-size:17px;font-weight:600;color:var(--text-1);letter-spacing:.02em;white-space:nowrap;
}
.main-nav{display:flex;align-items:center;gap:22px;flex:1}
.nav-link{
  position:relative;font-size:14.5px;color:var(--text-2);padding:22px 0;transition:color .2s;
}
.nav-link::after{
  content:"";position:absolute;left:50%;bottom:14px;width:12px;height:2px;border-radius:2px;
  background:var(--brand-hi);opacity:0;transform:translate(-50%,4px);
  transition:opacity .22s,transform .22s,box-shadow .22s;
}
.nav-link:hover{color:var(--text-1)}
.nav-link:hover::after{opacity:.4;transform:translate(-50%,0)}
.nav-link.is-active{color:var(--brand-hi)}
.nav-link.is-active::after{opacity:1;transform:translate(-50%,0);box-shadow:0 0 10px rgba(245,179,53,.8)}
.header-actions{display:flex;align-items:center;gap:12px;flex-shrink:0}
.search-toggle{
  width:38px;height:38px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;
  color:var(--text-2);border:1px solid var(--line-cool);transition:color .2s,border-color .2s,background .2s;
}
.search-toggle:hover{color:var(--brand-hi);border-color:var(--line-warm);background:rgba(245,179,53,.07)}
.nav-burger{
  display:none;width:40px;height:40px;border-radius:10px;border:1px solid var(--line-cool);
  flex-direction:column;align-items:center;justify-content:center;gap:4px;
}
.nav-burger span{display:block;width:16px;height:1.6px;background:var(--text-1);border-radius:2px;transition:transform .22s,opacity .22s}
.nav-burger[aria-expanded="true"] span:nth-child(1){transform:translateY(5.6px) rotate(45deg)}
.nav-burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-5.6px) rotate(-45deg)}
.search-panel{
  border-top:1px solid var(--line-warm);
  background:rgba(8,12,18,.92);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
}
.search-panel .container{display:flex;justify-content:flex-end}
.search-inner{display:flex;align-items:center;gap:10px;width:520px;max-width:100%;padding:10px 0}
.search-inner input{
  flex:1;height:40px;border-radius:10px;border:1px solid var(--line-cool);
  background:rgba(255,255,255,.05);color:var(--text-1);padding:0 14px;
}
.search-inner input::placeholder{color:var(--text-3)}
.search-inner input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(245,179,53,.12)}

/* 抽屉 */
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(86vw,360px);z-index:90;
  background:rgba(10,15,22,.96);backdrop-filter:blur(18px);
  border-left:1px solid var(--line-warm);
  transform:translateX(102%);transition:transform .28s cubic-bezier(.2,.7,.3,1);
  display:flex;flex-direction:column;padding:20px 22px 26px;
}
.drawer.is-open{transform:translateX(0)}
.drawer-backdrop{
  position:fixed;inset:0;background:rgba(4,7,11,.62);z-index:80;opacity:0;pointer-events:none;transition:opacity .28s;
}
.drawer-backdrop.is-open{opacity:1;pointer-events:auto}
.drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.drawer-close{width:36px;height:36px;border-radius:50%;border:1px solid var(--line-cool);display:inline-flex;align-items:center;justify-content:center;color:var(--text-2)}
.drawer-nav{display:flex;flex-direction:column;margin-bottom:22px}
.drawer-nav a{
  display:flex;align-items:center;height:52px;font-size:15.5px;color:var(--text-2);
  border-bottom:1px solid var(--line-cool);padding-left:12px;position:relative;
}
.drawer-nav a.is-active{color:var(--brand-hi)}
.drawer-nav a.is-active::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;border-radius:2px;background:var(--brand-hi);
}
.drawer-bottom{margin-top:auto;display:flex;flex-direction:column;gap:12px}
.drawer-bottom input{
  height:44px;border-radius:10px;border:1px solid var(--line-cool);background:rgba(255,255,255,.05);
  color:var(--text-1);padding:0 14px;
}
.drawer-bottom input::placeholder{color:var(--text-3)}

/* ---------- 窄幅页头 ---------- */
.page-head{padding:44px 0 8px}
.page-head-inner{
  display:grid;grid-template-columns:1.1fr .9fr;gap:44px;align-items:center;
  min-height:240px;
}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:14px}
.breadcrumb a{color:var(--text-3);transition:color .2s}
.breadcrumb a:hover{color:var(--brand-hi)}
.breadcrumb span[aria-hidden]{color:var(--text-3);opacity:.7}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:12px;letter-spacing:.12em;
  color:var(--brand);text-transform:uppercase;margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--brand);opacity:.75}
.page-head h1{
  font-size:clamp(28px,3.6vw,44px);
  margin-bottom:16px;
}
.page-head .lead{color:var(--text-2);font-size:16px;max-width:36em}
.head-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.tag-pill{
  height:26px;display:inline-flex;align-items:center;padding:0 12px;border-radius:999px;
  font-size:12px;color:var(--text-2);border:1px solid var(--line-cool);background:rgba(255,255,255,.04);
}
.tag-pill.warm{color:var(--brand);border-color:var(--line-warm);background:rgba(245,179,53,.12)}
.head-visual{position:relative;border-radius:var(--radius-img);overflow:hidden;aspect-ratio:16/10;box-shadow:var(--shadow-card)}
.head-visual img{width:100%;height:100%;object-fit:cover;filter:brightness(.86)}
.head-visual::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(8,12,18,.35),rgba(8,12,18,.12) 42%,rgba(8,12,18,.86));
}
.head-float{
  position:absolute;left:18px;right:18px;bottom:18px;z-index:2;
  border-radius:14px;padding:14px 16px;
  background:rgba(14,21,32,.66);backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  border:1px solid var(--line-warm);
  box-shadow:0 12px 30px rgba(0,0,0,.45);
  display:flex;align-items:center;justify-content:space-between;gap:12px;
}
.head-float strong{font-family:var(--serif);font-size:15px;color:var(--text-1);display:block}
.head-float small{display:block;font-size:12px;color:var(--text-3);letter-spacing:.02em}
.head-float .mini-num{font-family:var(--serif);font-size:24px;color:var(--brand-hi);line-height:1}

/* ---------- 通用板块 ---------- */
.section{padding:var(--sec-gap) 0 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:28px;margin-bottom:36px}
.section-head h2{font-size:clamp(24px,2.6vw,36px)}
.section-head p{color:var(--text-2);font-size:15px;max-width:46ch;margin-top:10px}
.section-label{font-size:12px;letter-spacing:.16em;color:var(--brand);margin-bottom:12px;display:block}

/* 卡片 */
.card{
  background:var(--surface);
  border:1px solid var(--line-cool);
  border-radius:var(--radius-card);
  padding:24px;
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  transition:border-color .24s,box-shadow .24s,background .24s,transform .24s cubic-bezier(.2,.7,.3,1);
}
.card:hover{border-color:rgba(245,179,53,.3);box-shadow:var(--shadow-card);background:var(--surface-2)}

/* 合作类型索引 */
.type-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:28px;align-items:start}
.type-list{display:flex;flex-direction:column;gap:0}
.type-item{
  display:grid;grid-template-columns:64px 1fr auto;gap:20px;align-items:center;
  padding:26px 0;border-bottom:1px solid var(--line-cool);
  transition:padding-left .24s,border-color .24s;
}
.type-item:first-child{padding-top:6px}
.type-item:hover{padding-left:8px;border-color:rgba(245,179,53,.28)}
.type-index{font-family:var(--serif);font-size:26px;color:var(--brand-deep);opacity:.95}
.type-item h3{font-size:18px;margin-bottom:6px}
.type-item p{font-size:14px;color:var(--text-2);line-height:1.75;max-width:44ch}
.type-item .scene-note{font-size:12px;color:var(--jade);letter-spacing:.04em;margin-top:8px;display:block}
.type-visual{border-radius:var(--radius-card);overflow:hidden;border:1px solid var(--line-cool);position:relative}
.type-visual img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .4s cubic-bezier(.2,.7,.3,1),filter .3s}
.type-visual:hover img{transform:scale(1.03);filter:brightness(1.06)}
.type-visual figcaption{
  padding:16px 18px;font-size:13px;color:var(--text-2);background:rgba(14,21,32,.7);border-top:1px solid var(--line-cool);
}

/* ---------- 档位对比 ---------- */
.plans{border:1px solid var(--line-cool);border-radius:var(--radius-card);background:var(--surface);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);padding:30px 30px 6px}
.plans-head{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:18px;flex-wrap:wrap}
.plans-head .hint{font-size:13px;color:var(--text-3)}
.compare{width:100%}
.compare-row{
  display:grid;grid-template-columns:200px repeat(3,1fr);
  align-items:center;border-bottom:1px solid var(--line-cool);
}
.compare-row:last-child{border-bottom:0}
.compare-head{padding-bottom:6px}
.compare-head .plan-cell{
  padding:18px 16px 22px;text-align:center;border-radius:14px 14px 0 0;position:relative;
}
.plan-cell .plan-name{font-family:var(--serif);font-size:17px;color:var(--text-1);display:block;margin-bottom:8px}
.plan-cell .plan-price{font-family:var(--serif);font-size:26px;color:var(--brand-hi);line-height:1.1;display:block}
.plan-cell .plan-price small{font-family:var(--sans);font-size:12px;color:var(--text-3);margin-left:4px}
.plan-cell .plan-desc{display:block;font-size:12.5px;color:var(--text-3);margin-top:8px}
.plan-cell.is-featured{
  background:rgba(245,179,53,.07);
  border:1px solid var(--line-warm);border-bottom:0;
  box-shadow:var(--shadow-glow);
  transform:translateY(-8px);
}
.plan-cell .rec-badge{
  position:absolute;top:-11px;left:50%;transform:translateX(-50%);
  height:22px;display:inline-flex;align-items:center;padding:0 10px;border-radius:999px;
  background:rgba(199,69,44,.9);color:#FFF4F0;font-size:11.5px;letter-spacing:.06em;
}
.row-name{font-size:14px;color:var(--text-3);padding:16px 0}
.cell{text-align:center;padding:16px 10px;font-size:14.5px;color:var(--text-1)}
.cell .yes{color:var(--jade)}
.cell .no{color:var(--text-3)}
.cell-label{display:none}
.compare-row .cell:nth-child(3){background:rgba(245,179,53,.04)}

/* ---------- 报名区 ---------- */
.signup-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:28px;align-items:start}
.form-card{padding:32px}
.form-card h3{font-size:20px;margin-bottom:6px}
.form-card .form-sub{font-size:13.5px;color:var(--text-3);margin-bottom:24px}
.field{margin-bottom:18px}
.field label{display:block;font-size:13px;color:var(--text-2);margin-bottom:8px;letter-spacing:.02em}
.field label .req{color:var(--brand);margin-left:3px}
.field input,.field select,.field textarea{
  width:100%;height:48px;border-radius:12px;border:1px solid var(--line-cool);
  background:rgba(255,255,255,.05);color:var(--text-1);padding:0 14px;
  transition:border-color .2s,box-shadow .2s,background .2s;
}
.field textarea{height:118px;padding:12px 14px;line-height:1.7;resize:vertical}
.field input::placeholder,.field textarea::placeholder{color:var(--text-3)}
.field select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--text-3) 50%),linear-gradient(135deg,var(--text-3) 50%,transparent 50%);background-position:calc(100% - 20px) 21px,calc(100% - 14px) 21px;background-size:6px 6px,6px 6px;background-repeat:no-repeat}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(245,179,53,.12);background:rgba(255,255,255,.07);
}
.field.has-error input,.field.has-error select,.field.has-error textarea{border-color:var(--cinnabar)}
.error-text{display:none;color:var(--cinnabar);font-size:13px;line-height:1.6;margin-top:6px}
.field.has-error .error-text{display:block}
.form-foot{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-top:8px}
.form-note{font-size:12.5px;color:var(--text-3)}
.form-ok{
  display:none;margin-top:16px;padding:14px 16px;border-radius:12px;font-size:14px;
  background:rgba(63,191,163,.1);border:1px solid rgba(63,191,163,.32);color:var(--jade);
}
.form-ok.is-visible{display:block}

/* 信息卡 */
.info-card{
  position:relative;overflow:hidden;border-radius:var(--radius-card);border:1px solid var(--line-warm);
  background-image:linear-gradient(180deg,rgba(8,12,18,.55),rgba(8,12,18,.88)),url('/assets/images/backpic/back-3.webp');
  background-size:cover;background-position:center;
  box-shadow:var(--shadow-card);
}
.info-card-inner{padding:28px;position:relative;z-index:2}
.info-card h3{font-size:19px;margin-bottom:18px}
.info-list{display:flex;flex-direction:column;gap:0}
.info-list li{display:flex;gap:14px;padding:14px 0;border-bottom:1px solid rgba(255,255,255,.09);font-size:14px}
.info-list li:last-child{border-bottom:0}
.info-list .k{color:var(--text-3);width:82px;flex-shrink:0;font-size:13px}
.info-list .v{color:var(--text-1)}
.info-foot{margin-top:18px;font-size:12.5px;color:var(--text-3);line-height:1.7}

/* ---------- 流程 ---------- */
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative}
.flow::before{content:"";position:absolute;left:0;right:0;top:26px;height:1px;background:var(--line-warm);opacity:.7}
.flow-step{padding-right:24px;position:relative}
.flow-dot{
  width:14px;height:14px;border-radius:50%;background:var(--brand);position:relative;margin:20px 0 22px;
  box-shadow:0 0 0 5px rgba(245,179,53,.14),0 0 16px rgba(245,179,53,.55);
}
.flow-step:nth-child(4) .flow-dot{background:transparent;border:1.5px solid var(--brand);box-shadow:none}
.flow-step h3{font-size:17px;margin-bottom:8px}
.flow-step p{font-size:13.5px;color:var(--text-2);line-height:1.8}
.flow-num{font-size:12px;color:var(--brand);letter-spacing:.14em}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:860px}
.faq-item{border-bottom:1px solid var(--line-cool)}
.faq-item:first-child{border-top:1px solid var(--line-cool)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  min-height:64px;padding:14px 0;text-align:left;font-size:17px;font-family:var(--serif);color:var(--text-1);
  transition:color .2s;
}
.faq-q:hover{color:var(--brand-hi)}
.faq-icon{width:20px;height:20px;flex-shrink:0;position:relative;transition:transform .3s cubic-bezier(.2,.7,.3,1)}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;background:var(--brand);border-radius:2px;
}
.faq-icon::before{left:0;right:0;top:9px;height:1.8px}
.faq-icon::after{top:0;bottom:0;left:9px;width:1.8px;transition:opacity .3s}
.faq-item.is-open .faq-icon{transform:rotate(45deg)}
.faq-item.is-open .faq-icon::after{opacity:0}
.faq-a{max-height:0;overflow:hidden;transition:max-height .34s cubic-bezier(.2,.7,.3,1)}
.faq-a-inner{padding:0 0 22px;font-size:15px;color:var(--text-2);line-height:1.85;max-width:720px}

/* ---------- CTA 条 ---------- */
.cta-band{
  margin-top:var(--sec-gap);
  border-radius:var(--radius-card);
  border:1px solid var(--line-warm);
  background:linear-gradient(120deg,rgba(245,179,53,.10),rgba(63,191,163,.06) 60%,rgba(255,255,255,.02));
  padding:36px 38px;display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
}
.cta-band h2{font-size:clamp(22px,2.2vw,30px);margin-bottom:8px}
.cta-band p{font-size:14.5px;color:var(--text-2)}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:var(--sec-gap);
  background:var(--bg-1);
  border-top:1px solid var(--line-cool);
  padding:56px 0 0;
}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;padding-bottom:40px}
.foot-brand p{font-size:13.5px;color:var(--text-2);line-height:1.8;margin-top:14px;max-width:34ch}
.foot-icons{display:flex;gap:10px;margin-top:18px}
.icon-btn{
  width:36px;height:36px;border-radius:10px;border:1px solid var(--line-cool);
  display:inline-flex;align-items:center;justify-content:center;color:var(--text-2);
  transition:color .2s,border-color .2s,background .2s;
}
.icon-btn:hover{color:var(--brand-hi);border-color:var(--line-warm);background:rgba(245,179,53,.08)}
.foot-col h4{font-size:14px;color:var(--text-1);font-family:var(--sans);font-weight:600;letter-spacing:.04em;margin-bottom:18px}
.foot-col a{display:block;font-size:13.5px;color:var(--text-2);padding:6px 0;transition:color .2s}
.foot-col a:hover{color:var(--brand-hi)}
.foot-sub p{font-size:13.5px;color:var(--text-2);line-height:1.8;margin-bottom:14px}
.foot-sub form{display:flex;gap:8px;flex-wrap:wrap}
.foot-sub input{
  flex:1;min-width:0;height:44px;border-radius:10px;border:1px solid var(--line-cool);
  background:rgba(255,255,255,.05);color:var(--text-1);padding:0 14px;
}
.foot-sub input::placeholder{color:var(--text-3)}
.foot-sub input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(245,179,53,.12)}
.foot-bar{
  border-top:1px solid var(--line-cool);
  padding:20px 0 26px;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:12.5px;color:var(--text-3);
}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .container{padding:0 40px}
  :root{--sec-gap:80px}
  .page-head-inner{grid-template-columns:1fr 1fr;gap:32px}
  .compare-row{grid-template-columns:180px repeat(3,1fr)}
  .flow{grid-template-columns:repeat(2,1fr);row-gap:28px}
  .flow::before{display:none}
}
@media (max-width:1023px){
  .main-nav{display:none}
  .nav-burger{display:flex}
  .header-inner{height:60px}
  .page-head-inner{grid-template-columns:1fr;gap:26px}
  .head-visual{aspect-ratio:16/8}
  .type-grid{grid-template-columns:1fr}
  .signup-grid{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr 1fr;gap:28px}
  .foot-sub{grid-column:1/-1;order:-1}
  .section-head{flex-direction:column;align-items:flex-start;gap:14px}
  .compare{overflow-x:auto;padding-bottom:6px;-webkit-overflow-scrolling:touch}
  .compare-inner{min-width:720px}
}
@media (max-width:767px){
  .container{padding:0 20px}
  :root{--sec-gap:56px}
  .header-inner{height:56px;gap:12px}
  .brand-text{font-size:15.5px}
  .header-cta{padding:8px 14px;font-size:13px;border-radius:9px}
  .search-toggle{display:none}
  .page-head{padding:26px 0 0}
  .page-head-inner{min-height:0}
  .page-head h1{font-size:clamp(25px,7vw,32px)}
  .page-head .lead{font-size:15px}
  .head-visual{aspect-ratio:16/10}
  .head-float{padding:12px 14px}
  .card{padding:20px}
  .type-item{grid-template-columns:44px 1fr;gap:14px;padding:20px 0}
  .type-index{font-size:22px}
  .type-item h3{font-size:16.5px}
  .plans{padding:20px 16px 4px}
  .compare{overflow:visible}
  .compare-inner{min-width:0}
  .compare-row{display:block;padding:16px 0;border-bottom:1px solid var(--line-cool)}
  .compare-head{border-bottom:0;padding-bottom:0}
  .compare-head .plan-cell{padding:10px 0;transform:none;border:0;box-shadow:none;background:transparent;display:none}
  .compare-head .plan-cell.is-featured{display:none}
  .row-name{font-size:14px;color:var(--brand);padding:0 0 10px;letter-spacing:.04em}
  .cell{text-align:left;padding:6px 0;display:flex;justify-content:space-between;gap:12px;font-size:14px}
  .cell .cell-label{display:inline;color:var(--text-3);font-size:13px}
  .compare-row .cell:nth-child(3){background:transparent}
  .mobile-plans{display:flex;flex-direction:column;gap:12px;margin-bottom:22px}
  .mobile-plan{
    border:1px solid var(--line-cool);border-radius:14px;padding:16px 18px;background:rgba(255,255,255,.04);
  }
  .mobile-plan.is-featured{border-color:var(--line-warm);background:rgba(245,179,53,.08);box-shadow:var(--shadow-glow)}
  .mobile-plan .mp-top{display:flex;align-items:baseline;justify-content:space-between;gap:12px}
  .mobile-plan .mp-name{font-family:var(--serif);font-size:16px}
  .mobile-plan .mp-price{font-family:var(--serif);font-size:21px;color:var(--brand-hi)}
  .mobile-plan .mp-desc{font-size:12.5px;color:var(--text-3);margin-top:6px}
  .form-card{padding:22px}
  .flow{grid-template-columns:1fr;row-gap:22px}
  .flow-step{padding-right:0}
  .flow-dot{margin:12px 0 14px}
  .faq-q{font-size:16px;min-height:56px}
  .cta-band{padding:26px 22px}
  .btn{width:100%}
  .btn-sm,.header-cta,.search-inner .btn,.foot-sub .btn,.cta-actions .btn{width:auto}
  .foot-grid{grid-template-columns:1fr;gap:26px}
  .foot-bar{flex-direction:column;align-items:flex-start;gap:8px}
}
@media (max-width:520px){
  .head-tags{gap:8px}
  .tag-pill{font-size:11.5px;padding:0 10px}
  .plan-price{font-size:22px}
  .type-visual figcaption{font-size:12.5px}
}
@media (min-width:768px){
  .mobile-plans{display:none}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important}
}