/* roulang page: index */
:root{
  --ink-900:#0A0B0E;
  --ink-800:#14161B;
  --ink-700:#1E2128;
  --sand-050:#F7F6F3;
  --sand-100:#EFEDE8;
  --line:#E2DFD8;
  --primary:#1FD1B2;
  --primary-600:#14A88F;
  --accent:#D8B26A;
  --violet:#5B4B9E;
  --text-strong:#0E1014;
  --text:#3B4048;
  --text-muted:#7A828E;
  --text-invert:#F2F1ED;
  --text-invert-muted:#A7ADB8;
  --ok:#1FA97C;
  --warn:#C9902E;
  --err:#C2453F;
  --radius-card:14px;
  --radius-img:12px;
  --radius-btn:8px;
  --shadow-1:0 2px 8px rgba(10,11,14,.06);
  --shadow-2:0 10px 30px rgba(10,11,14,.10);
  --sidebar-w:232px;
  --font-ui:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-num:"Space Grotesk","Noto Sans SC",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--sand-050);
  color:var(--text);
  font-family:var(--font-ui);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}
a{color:inherit;text-decoration:none}
a:hover{color:var(--primary-600)}
img{max-width:100%;display:block;border-radius:var(--radius-img)}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px}
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums}

/* ---------- 布局骨架 ---------- */
.app-body{margin-left:var(--sidebar-w);min-height:100vh;display:flex;flex-direction:column}
.main{flex:1 1 auto}

/* ---------- 侧栏 ---------- */
.sidebar{
  position:fixed;top:0;left:0;bottom:0;width:var(--sidebar-w);
  background:var(--ink-900);color:var(--text-invert);
  display:flex;flex-direction:column;
  padding:26px 0 20px;
  border-right:1px solid rgba(255,255,255,.07);
  z-index:70;
  transition:transform .28s ease;
}
.brand{display:block;padding:0 20px 22px;border-bottom:1px solid rgba(255,255,255,.07)}
.brand__mark{display:flex;align-items:center;gap:8px;margin-bottom:6px}
.brand__star{width:9px;height:9px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 4px rgba(216,178,106,.16)}
.brand__title{font-size:19px;font-weight:900;line-height:1.25;letter-spacing:-.01em;color:var(--text-invert)}
.brand__title span{display:block}
.brand__sub{font-size:12px;color:var(--text-invert-muted);letter-spacing:.08em}
.side-nav{padding:18px 0 0;flex:1 1 auto;overflow-y:auto}
.side-nav__label{font-size:11px;letter-spacing:.16em;color:#5C6373;padding:0 20px 8px;text-transform:uppercase}
.nav-item{
  position:relative;display:flex;align-items:center;gap:12px;
  height:44px;padding:0 16px;font-size:14.5px;color:var(--text-invert-muted);
  transition:color .2s ease,background .2s ease;
}
.nav-item i{width:20px;text-align:center;font-size:15px;opacity:.85}
.nav-item::before{
  content:"";position:absolute;left:0;top:9px;bottom:9px;width:3px;
  border-radius:0 3px 3px 0;background:transparent;transition:background .2s ease;
}
.nav-item:hover{color:var(--text-invert);background:rgba(31,209,178,.05)}
.nav-item:hover::before{background:rgba(31,209,178,.4)}
.nav-item.is-active{color:#fff;font-weight:700;background:rgba(31,209,178,.08)}
.nav-item.is-active::before{background:var(--primary)}
.nav-item.is-active i{opacity:1;color:var(--primary)}
.side-cta{padding:18px 20px 0}
.side-cta .btn{width:100%}
.side-cta__note{font-size:12px;color:#5C6373;margin-top:12px;line-height:1.6}
.side-foot{padding:16px 20px 0;font-size:12px;color:#5C6373;border-top:1px solid rgba(255,255,255,.07);margin-top:16px}

/* ---------- 顶部栏（移动端） ---------- */
.topbar{
  display:none;position:sticky;top:0;z-index:60;height:56px;
  background:rgba(10,11,14,.96);backdrop-filter:blur(8px);
  color:var(--text-invert);align-items:center;justify-content:space-between;
  padding:0 16px;border-bottom:1px solid rgba(255,255,255,.08);
}
.topbar__brand{display:flex;align-items:center;gap:8px;font-weight:900;font-size:15px}
.topbar__brand .brand__star{width:8px;height:8px}
.topbar__toggle{
  width:44px;height:44px;display:flex;align-items:center;justify-content:center;
  background:transparent;border:1px solid rgba(255,255,255,.18);border-radius:var(--radius-btn);
  color:var(--text-invert);cursor:pointer;
}
.scrim{
  position:fixed;inset:0;background:rgba(10,11,14,.6);
  opacity:0;visibility:hidden;transition:opacity .24s ease,visibility .24s ease;z-index:65;
}
.scrim.is-open{opacity:1;visibility:visible}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:700;cursor:pointer;border:1px solid transparent;
  transition:background .2s ease,color .2s ease,transform .2s ease,border-color .2s ease;
}
.btn--lg{height:52px;padding:0 28px;font-size:16px}
.btn--sm{height:36px;padding:0 16px;font-size:14px;font-weight:500}
.btn--primary{background:var(--primary);color:#06231E}
.btn--primary:hover{background:var(--primary-600);color:#05201B;transform:translateY(-1px)}
.btn--ghost{background:transparent;border-color:rgba(255,255,255,.24);color:var(--text-invert)}
.btn--ghost:hover{background:rgba(31,209,178,.08);border-color:rgba(31,209,178,.5);color:#fff;transform:translateY(-1px)}
.btn--line{background:transparent;border-color:var(--line);color:var(--text-strong)}
.btn--line:hover{background:rgba(31,209,178,.06);border-color:rgba(31,209,178,.45)}
.btn--text{padding:0;height:auto;background:none;color:var(--primary-600);font-weight:700}
.btn--text i{transition:transform .2s ease}
.btn--text:hover i{transform:translateX(3px)}

/* ---------- 通用板块 ---------- */
.section{padding:104px 0}
.section--tight{padding:80px 0}
.section--sand{background:var(--sand-100)}
.section--dark{background:var(--ink-900);color:var(--text-invert)}
.section--dark .lead{color:var(--text-invert-muted)}
.section-head{max-width:760px;margin-bottom:52px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:700;
  letter-spacing:.14em;color:var(--primary-600);margin-bottom:14px;text-transform:uppercase;
}
.eyebrow::before{content:"";width:22px;height:1px;background:currentColor;display:inline-block}
.h2{font-size:clamp(26px,3.4vw,40px);font-weight:800;line-height:1.2;color:var(--text-strong);letter-spacing:-.01em}
.section--dark .h2{color:var(--text-invert)}
.lead{font-size:16.5px;color:var(--text-muted);margin-top:14px;line-height:1.8}
.tag{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;
  font-size:12.5px;font-weight:500;background:rgba(31,209,178,.1);color:#0E8E77;
}
.tag--gold{background:rgba(216,178,106,.16);color:#8A6A24}
.tag--grey{background:rgba(122,130,142,.12);color:var(--text-muted)}

/* ---------- Hero ---------- */
.hero{position:relative;background:var(--ink-900);color:var(--text-invert);overflow:hidden;min-height:78vh;display:flex;align-items:center;padding:112px 0 88px}
.hero__bg{position:absolute;inset:0;background-image:url("/assets/images/backpic/back-1.png");background-size:cover;background-position:center;opacity:.38}
.hero__veil{position:absolute;inset:0;background:linear-gradient(105deg,rgba(10,11,14,.95) 0%,rgba(10,11,14,.82) 48%,rgba(10,11,14,.6) 100%)}
.hero__stars{
  position:absolute;inset:-12%;pointer-events:none;
  background-image:
    radial-gradient(1.5px 1.5px at 18% 26%,rgba(255,255,255,.55) 0,transparent 60%),
    radial-gradient(1.2px 1.2px at 66% 18%,rgba(255,255,255,.42) 0,transparent 60%),
    radial-gradient(1.6px 1.6px at 82% 62%,rgba(216,178,106,.5) 0,transparent 60%),
    radial-gradient(1.1px 1.1px at 38% 74%,rgba(255,255,255,.36) 0,transparent 60%),
    radial-gradient(1.3px 1.3px at 54% 44%,rgba(31,209,178,.42) 0,transparent 60%);
  animation:starDrift 24s linear infinite alternate;
}
@keyframes starDrift{from{transform:translate3d(0,0,0)}to{transform:translate3d(-20px,-14px,0)}}
.hero .container{position:relative;z-index:2}
.hero__grid{display:grid;grid-template-columns:1.55fr .95fr;gap:56px;align-items:center}
.hero h1{
  font-size:clamp(34px,5.2vw,64px);font-weight:900;line-height:1.12;letter-spacing:-.02em;color:#fff;
}
.hero h1 em{font-style:normal;color:var(--primary)}
.hero__sub{font-size:18px;color:#D6D8DC;margin-top:20px;max-width:520px;line-height:1.75}
.hero__meta{display:flex;flex-wrap:wrap;gap:14px 34px;margin:34px 0 36px}
.hero__meta-item{position:relative;padding-left:16px}
.hero__meta-item::before{content:"";position:absolute;left:0;top:9px;width:6px;height:6px;border-radius:50%;background:var(--accent)}
.hero__meta-key{font-size:12px;letter-spacing:.1em;color:#8B92A0;display:block}
.hero__meta-val{font-size:15.5px;font-weight:700;color:var(--text-invert)}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px}
.hero__panel{
  background:var(--ink-800);border:1px solid rgba(255,255,255,.09);
  border-radius:var(--radius-card);padding:26px;box-shadow:0 18px 44px rgba(0,0,0,.4);
}
.hero__panel-title{font-size:15px;font-weight:700;color:var(--text-invert);margin-bottom:18px;display:flex;align-items:center;gap:10px}
.hero__panel-title i{color:var(--primary)}
.hero__rows{border-top:1px solid rgba(255,255,255,.08)}
.hero__row{display:flex;justify-content:space-between;gap:14px;padding:13px 0;border-bottom:1px solid rgba(255,255,255,.08);font-size:14px}
.hero__row span:first-child{color:var(--text-invert-muted)}
.hero__row span:last-child{font-weight:700;color:var(--text-invert);font-family:var(--font-num)}
.hero__panel-foot{font-size:13px;color:var(--text-invert-muted);margin-top:16px;line-height:1.7}

/* ---------- 能力矩阵 ---------- */
.matrix{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.matrix__card{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:28px;box-shadow:var(--shadow-1);transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.matrix__card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:rgba(31,209,178,.4)}
.matrix__no{font-family:var(--font-num);font-size:13px;font-weight:700;color:var(--accent);letter-spacing:.1em}
.matrix__card h3{font-size:21px;font-weight:700;color:var(--text-strong);margin:12px 0 10px;line-height:1.35}
.matrix__card p{font-size:15px;color:var(--text-muted);line-height:1.78}
.matrix__link{margin-top:18px;display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:700;color:var(--primary-600)}
.matrix__link i{transition:transform .2s ease}
.matrix__link:hover i{transform:translateX(3px)}

/* ---------- 时间线 ---------- */
.timeline{position:relative;padding-left:34px}
.timeline::before{content:"";position:absolute;left:8px;top:6px;bottom:6px;width:2px;background:var(--line)}
.tl-item{position:relative;padding:0 0 34px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{
  content:"";position:absolute;left:-34px;top:8px;width:10px;height:10px;border-radius:50%;
  background:var(--sand-050);border:2px solid var(--line);transition:background .3s ease,border-color .3s ease,box-shadow .3s ease;
}
.section--sand .tl-item::before{background:var(--sand-100)}
.tl-item.is-on::before{background:var(--primary);border-color:var(--primary);box-shadow:0 0 0 4px rgba(31,209,178,.15)}
.tl-time{font-family:var(--font-num);font-size:14px;font-weight:700;color:var(--primary-600);letter-spacing:.02em}
.tl-item h3{font-size:19px;font-weight:700;color:var(--text-strong);margin:6px 0 6px}
.tl-place{font-size:13px;color:var(--text-muted);display:inline-flex;align-items:center;gap:6px;margin-bottom:8px}
.tl-place i{font-size:12px;color:var(--accent)}
.tl-item p{font-size:15px;color:var(--text-muted)}

/* ---------- 嘉宾与亮点 ---------- */
.guest-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:24px}
.guest-card{
  background:var(--ink-800);border:1px solid rgba(255,255,255,.09);border-radius:var(--radius-card);
  overflow:hidden;transition:transform .24s ease,border-color .24s ease;
}
.guest-card:hover{transform:translateY(-4px);border-color:rgba(31,209,178,.45)}
.guest-card img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:0;transition:transform .3s ease}
.guest-card:hover img{transform:scale(1.03)}
.guest-card__body{padding:22px 24px 24px}
.guest-card__body h3{font-size:20px;font-weight:700;color:var(--text-invert)}
.guest-card__role{font-size:13px;color:var(--accent);letter-spacing:.04em;margin-top:4px}
.guest-card__body p{font-size:14.5px;color:var(--text-invert-muted);margin-top:12px;line-height:1.75}
.guest-aside{display:grid;gap:16px;align-content:start}
.hl-item{display:flex;gap:14px;padding:18px 20px;border:1px solid rgba(255,255,255,.09);border-radius:var(--radius-card);background:rgba(255,255,255,.02)}
.hl-item i{color:var(--primary);font-size:17px;margin-top:3px}
.hl-item h3{font-size:16px;font-weight:700;color:var(--text-invert);margin-bottom:4px}
.hl-item p{font-size:14px;color:var(--text-invert-muted);line-height:1.7}

/* ---------- 票种 ---------- */
.tickets{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:stretch}
.ticket{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:30px 26px;display:flex;flex-direction:column;transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.ticket:hover{transform:translateY(-4px);box-shadow:var(--shadow-2)}
.ticket--pick{border-color:var(--primary);box-shadow:0 0 0 3px rgba(31,209,178,.12)}
.ticket__badge{
  position:absolute;top:-12px;left:26px;height:24px;padding:0 12px;border-radius:999px;
  background:var(--primary);color:#06231E;font-size:12px;font-weight:700;display:inline-flex;align-items:center;
}
.ticket__name{font-size:18px;font-weight:700;color:var(--text-strong)}
.ticket__desc{font-size:13.5px;color:var(--text-muted);margin-top:6px}
.ticket__price{font-family:var(--font-num);font-size:38px;font-weight:700;color:var(--accent);margin:20px 0 4px;letter-spacing:-.02em}
.ticket__price small{font-size:14px;font-weight:500;color:var(--text-muted);margin-left:6px;letter-spacing:0}
.ticket__list{margin:22px 0 26px;display:grid;gap:11px;flex:1 1 auto}
.ticket__list li{display:flex;gap:10px;font-size:14.5px;color:var(--text);line-height:1.6}
.ticket__list i{color:var(--primary-600);font-size:13px;margin-top:4px}
.ticket .btn{width:100%}

/* ---------- 报名表单 ---------- */
.signup{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
.gain{display:grid;gap:18px;margin-top:30px}
.gain__item{display:flex;gap:14px}
.gain__no{font-family:var(--font-num);font-size:15px;font-weight:700;color:var(--accent);min-width:26px;padding-top:2px}
.gain__item h3{font-size:16.5px;font-weight:700;color:var(--text-invert);margin-bottom:4px}
.gain__item p{font-size:14.5px;color:var(--text-invert-muted);line-height:1.75}
.form-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:30px;box-shadow:var(--shadow-2)}
.field{margin-bottom:16px}
.field label{display:block;font-size:13px;font-weight:500;color:var(--text-muted);margin-bottom:7px}
.field input[type="text"],.field input[type="tel"],.field input[type="email"],.field select,.field textarea{
  width:100%;height:46px;padding:0 14px;border:1px solid var(--line);border-radius:var(--radius-btn);
  background:var(--sand-050);transition:border-color .2s ease,box-shadow .2s ease;appearance:none;
}
.field textarea{height:96px;padding:12px 14px;resize:vertical;line-height:1.7}
.field select{
  background-image:url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%237A828E' d='M6 8 0 0h12z'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 14px center;padding-right:38px;
}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(31,209,178,.2);background:#fff;
}
.field .hint{font-size:13px;color:var(--text-muted);margin-top:6px}
.field.is-error input,.field.is-error select{border-color:var(--err);box-shadow:0 0 0 3px rgba(194,69,63,.14)}
.field.is-error .hint{color:var(--err)}
.check{display:flex;gap:10px;align-items:flex-start;font-size:13.5px;color:var(--text-muted);line-height:1.7;margin:4px 0 20px}
.check input{width:18px;height:18px;margin-top:3px;accent-color:var(--primary)}
.form-note{font-size:13px;color:var(--text-muted);margin-top:14px;line-height:1.7}
.form-done{display:none;margin-top:16px;font-size:14px;color:#0E8E77;background:rgba(31,209,178,.1);border-radius:var(--radius-btn);padding:12px 14px}
.form-done.is-on{display:block}

/* ---------- 最新信息 ---------- */
.news-wrap{display:grid;grid-template-columns:1.9fr 1fr;gap:28px}
.news-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.news-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;
  display:flex;flex-direction:column;transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:rgba(31,209,178,.4)}
.news-card__media{display:block;aspect-ratio:16/10;overflow:hidden;background:rgba(31,209,178,.06)}
.news-card__media img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform .3s ease}
.news-card:hover .news-card__media img{transform:scale(1.03)}
.news-card__body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1 1 auto}
.news-card__meta{display:flex;align-items:center;gap:10px;font-size:12.5px;color:var(--text-muted);margin-bottom:10px}
.news-card__meta time{font-family:var(--font-num)}
.news-card h3{font-size:17px;font-weight:700;color:var(--text-strong);line-height:1.5}
.news-card p{font-size:14px;color:var(--text-muted);margin-top:10px;line-height:1.72}
.news-card__link{margin-top:16px;font-size:14px;font-weight:700;color:var(--primary-600);display:inline-flex;align-items:center;gap:8px}
.news-card__link i{transition:transform .2s ease}
.news-card:hover .news-card__link i{transform:translateX(3px)}
.news-feature{
  background:var(--ink-800);border:1px solid rgba(255,255,255,.09);border-radius:var(--radius-card);
  padding:24px;display:flex;flex-direction:column;color:var(--text-invert);
}
.news-feature__label{font-size:12px;letter-spacing:.14em;color:var(--accent);margin-bottom:14px}
.news-feature img{aspect-ratio:16/10;object-fit:cover;margin-bottom:18px}
.news-feature h3{font-size:18px;font-weight:700;line-height:1.5}
.news-feature p{font-size:14px;color:var(--text-invert-muted);margin-top:10px;line-height:1.72;flex:1 1 auto}
.news-feature__meta{font-size:12.5px;color:var(--text-invert-muted);margin-top:16px;font-family:var(--font-num)}
.empty-state{
  grid-column:1/-1;text-align:center;padding:56px 24px;background:#fff;
  border:1px solid var(--line);border-radius:var(--radius-card);
}
.empty-state__icon{
  width:56px;height:56px;border-radius:50%;background:rgba(31,209,178,.08);
  display:flex;align-items:center;justify-content:center;margin:0 auto 16px;color:var(--primary-600);font-size:20px;
}
.empty-state p{font-size:15px;color:var(--text-muted);margin-bottom:18px}

/* ---------- FAQ ---------- */
.faq{max-width:900px}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{
  width:100%;min-height:64px;display:flex;align-items:center;justify-content:space-between;gap:20px;
  background:none;border:0;padding:16px 0;text-align:left;cursor:pointer;
  font-size:17px;font-weight:700;color:var(--text-strong);
}
.faq-q:hover{color:var(--primary-600)}
.faq-q .sym{
  width:26px;height:26px;flex:0 0 26px;border:1px solid var(--line);border-radius:6px;
  display:flex;align-items:center;justify-content:center;font-size:14px;color:var(--text-muted);
  transition:transform .24s ease,background .24s ease,color .24s ease,border-color .24s ease;
}
.faq-item.is-open .faq-q .sym{transform:rotate(90deg);background:var(--primary);border-color:var(--primary);color:#06231E}
.faq-a{max-height:0;overflow:hidden;transition:max-height .24s ease}
.faq-a p{font-size:15px;line-height:1.7;color:var(--text-muted);padding:0 0 20px;max-width:780px}

/* ---------- CTA 条 ---------- */
.cta-band{
  position:relative;overflow:hidden;background:var(--ink-900);color:var(--text-invert);
  border-radius:var(--radius-card);padding:56px 48px;
  display:grid;grid-template-columns:1.6fr 1fr;gap:32px;align-items:center;
}
.cta-band__bg{position:absolute;inset:0;background-image:url("/assets/images/backpic/back-3.webp");background-size:cover;background-position:center;opacity:.28}
.cta-band__veil{position:absolute;inset:0;background:linear-gradient(90deg,rgba(10,11,14,.92),rgba(10,11,14,.72))}
.cta-band__inner{position:relative;z-index:2}
.cta-band h2{font-size:clamp(24px,3vw,34px);font-weight:800;line-height:1.25;color:#fff}
.cta-band p{font-size:15.5px;color:var(--text-invert-muted);margin-top:14px;max-width:560px;line-height:1.78}
.cta-band__actions{position:relative;z-index:2;display:flex;flex-direction:column;gap:12px}

/* ---------- 页脚 ---------- */
.footer{background:var(--ink-900);color:var(--text-invert-muted);padding:64px 0 28px;border-top:1px solid rgba(255,255,255,.07)}
.footer__grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px}
.footer__brand{display:flex;align-items:center;gap:8px;margin-bottom:14px}
.footer__brand strong{font-size:18px;font-weight:900;color:var(--text-invert)}
.footer__desc{font-size:14px;line-height:1.75;max-width:280px}
.footer h3{font-size:14px;font-weight:700;color:var(--text-invert);margin-bottom:16px;letter-spacing:.04em}
.footer li{margin-bottom:11px;font-size:14px}
.footer li a{transition:color .2s ease,transform .2s ease;display:inline-block}
.footer li a:hover{color:var(--primary);transform:translateX(2px)}
.footer__contact li{display:flex;gap:10px;align-items:flex-start;font-size:14px}
.footer__contact i{color:var(--primary);font-size:14px;margin-top:4px}
.footer__bottom{
  margin-top:48px;padding-top:22px;border-top:1px solid rgba(255,255,255,.07);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;
}
.footer__bottom span{color:#5C6373}

/* ---------- 右侧锚点 ---------- */
.rail{
  position:fixed;right:26px;top:50%;transform:translateY(-50%);z-index:40;
  display:flex;flex-direction:column;gap:14px;align-items:flex-end;
}
.rail a{display:flex;align-items:center;gap:10px;font-size:12px;color:var(--text-muted)}
.rail a i{width:8px;height:8px;border-radius:50%;background:var(--line);transition:background .2s ease,transform .2s ease}
.rail a span{opacity:0;transition:opacity .2s ease}
.rail a:hover span{opacity:1}
.rail a.is-on i{background:var(--primary);transform:scale(1.25)}
.rail a.is-on span{opacity:1;color:var(--primary-600)}

/* ---------- 动效 ---------- */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .42s ease-out,transform .42s ease-out}
.reveal.is-visible{opacity:1;transform:none}
.title-line{display:block;opacity:0;transform:translateY(16px);animation:lineIn .5s ease-out forwards}
.title-line:nth-child(2){animation-delay:.18s}
.title-line:nth-child(3){animation-delay:.36s}
@keyframes lineIn{to{opacity:1;transform:none}}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .hero__grid{grid-template-columns:1fr;gap:40px}
  .news-wrap{grid-template-columns:1fr}
  .rail{display:none}
}
@media (max-width:1023px){
  .sidebar{transform:translateX(-100%);width:min(82vw,320px)}
  .sidebar.is-open{transform:translateX(0)}
  .app-body{margin-left:0}
  .topbar{display:flex}
  .container{padding:0 20px}
  .section{padding:72px 0}
  .section--tight{padding:60px 0}
  .guest-grid{grid-template-columns:1fr}
  .tickets{grid-template-columns:1fr}
  .signup{grid-template-columns:1fr;gap:32px}
  .cta-band{grid-template-columns:1fr;padding:40px 28px}
  .footer__grid{grid-template-columns:repeat(2,1fr);gap:28px}
}
@media (max-width:767px){
  .hero{padding:72px 0 64px;min-height:auto}
  .hero__meta{gap:12px 24px}
  .matrix{grid-template-columns:1fr}
  .news-grid{grid-template-columns:1fr}
  .section{padding:56px 0}
  .section-head{margin-bottom:34px}
  .btn--lg{width:100%}
  .hero__actions .btn{width:100%}
}
@media (max-width:519px){
  .container{padding:0 16px}
  .hero h1{font-size:clamp(28px,8.4vw,38px)}
  .form-card{padding:22px}
  .ticket{padding:24px 20px}
  .cta-band{padding:32px 20px}
  .footer__grid{grid-template-columns:1fr}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important}
  .reveal{opacity:1;transform:none}
  .title-line{opacity:1;transform:none}
}

/* roulang page: category1 */
:root{
  --ink-900:#0A0B0E;
  --ink-800:#14161B;
  --ink-700:#1E2128;
  --sand-050:#F7F6F3;
  --sand-100:#EFEDE8;
  --line:#E2DFD8;
  --primary:#1FD1B2;
  --primary-600:#14A88F;
  --accent:#D8B26A;
  --violet:#5B4B9E;
  --text-strong:#0E1014;
  --text:#3B4048;
  --text-muted:#7A828E;
  --text-invert:#F2F1ED;
  --text-invert-muted:#A7ADB8;
  --ok:#1FA97C;
  --warn:#C9902E;
  --err:#C2453F;
  --r-card:14px;
  --r-img:12px;
  --r-btn:8px;
  --r-pill:999px;
  --sh-1:0 2px 8px rgba(10,11,14,.06);
  --sh-2:0 10px 30px rgba(10,11,14,.10);
  --sidebar-w:232px;
  --container:1200px;
  --font-cn:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --font-num:"Space Grotesk","Noto Sans SC",sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16.5px;
  line-height:1.75;
  color:var(--text);
  background:var(--sand-050);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--primary-600);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--primary);}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;}
ul,ol{margin:0;padding:0;}
h1,h2,h3,h4,p{margin:0;}
h1,h2,h3,h4{color:var(--text-strong);font-weight:800;line-height:1.22;}
h1{font-size:clamp(34px,5.2vw,64px);font-weight:900;letter-spacing:-.02em;line-height:1.12;}
h2{font-size:clamp(26px,3.4vw,40px);line-height:1.2;}
h3{font-size:20px;font-weight:700;line-height:1.35;}
::selection{background:rgba(31,209,178,.28);color:var(--text-strong);}

.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 24px;
}

/* ---------- 跳过链接 ---------- */
.skip-link{
  position:absolute;left:-9999px;top:0;z-index:200;
  background:var(--primary);color:#062A22;padding:10px 18px;border-radius:0 0 var(--r-btn) 0;font-weight:700;
}
.skip-link:focus{left:0;}

/* ---------- 侧栏导航 ---------- */
.sidebar{
  position:fixed;top:0;left:0;
  width:var(--sidebar-w);height:100vh;
  background:var(--ink-900);
  border-right:1px solid rgba(255,255,255,.07);
  z-index:60;
  transform:translateX(-100%);
  transition:transform .28s ease;
  overflow-y:auto;
  overscroll-behavior:contain;
}
.sidebar.is-open{transform:translateX(0);}
.sidebar__inner{display:flex;flex-direction:column;min-height:100%;padding:22px 16px 22px;}
.brand{
  display:flex;align-items:center;gap:10px;
  padding:4px 8px 18px;
  border-bottom:1px solid rgba(255,255,255,.08);
  text-decoration:none;
}
.brand__star{
  width:22px;height:22px;flex:none;border-radius:50%;
  background:radial-gradient(circle at 32% 30%,#F2F1ED 0 10%,var(--primary) 44%,var(--violet) 100%);
  box-shadow:0 0 0 1px rgba(255,255,255,.14),0 0 18px rgba(31,209,178,.35);
}
.brand__text{display:flex;flex-direction:column;line-height:1.18;}
.brand__text strong{font-size:15px;font-weight:900;color:var(--text-invert);letter-spacing:.01em;}
.brand__text em{font-style:normal;font-size:11px;font-weight:600;letter-spacing:.2em;color:var(--primary);}

.side-nav{display:flex;flex-direction:column;gap:2px;margin-top:16px;}
.side-nav__label{margin:0 0 8px 16px;font-size:11px;letter-spacing:.22em;color:var(--text-invert-muted);font-weight:600;}
.nav-item{
  position:relative;display:flex;align-items:center;gap:12px;
  height:44px;padding-left:16px;border-radius:6px;
  font-size:14.5px;font-weight:500;color:var(--text-invert-muted);
  text-decoration:none;transition:background .18s ease,color .18s ease;
}
.nav-item::before{
  content:"";position:absolute;left:0;top:9px;bottom:9px;width:3px;border-radius:2px;
  background:transparent;transition:background .18s ease;
}
.nav-item i{width:20px;text-align:center;font-size:15px;opacity:.85;}
.nav-item:hover{background:rgba(31,209,178,.05);color:var(--text-invert);}
.nav-item:hover::before{background:rgba(31,209,178,.4);}
.nav-item.is-active{background:rgba(31,209,178,.08);color:var(--text-invert);font-weight:700;}
.nav-item.is-active::before{background:var(--primary);}
.nav-item.is-active i{color:var(--primary);opacity:1;}

.sidebar__cta{margin-top:auto;padding-top:20px;border-top:1px solid rgba(255,255,255,.08);}
.sidebar__note{margin:12px 0 0;font-size:12px;color:var(--text-invert-muted);text-align:center;}

/* ---------- 移动端顶栏 ---------- */
.topbar{
  position:fixed;top:0;left:0;right:0;height:56px;z-index:70;
  display:flex;align-items:center;justify-content:space-between;
  padding:0 16px;
  background:rgba(10,11,14,.94);
  border-bottom:1px solid rgba(255,255,255,.08);
  backdrop-filter:blur(10px);
}
.topbar .brand{border-bottom:0;padding:0;}
.topbar .brand__text strong{font-size:14px;}
.topbar .brand__text em{font-size:10px;letter-spacing:.16em;}
.hamburger{
  width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;
  background:transparent;border:1px solid rgba(255,255,255,.18);border-radius:var(--r-btn);
  color:var(--text-invert);font-size:16px;cursor:pointer;transition:border-color .2s,background .2s;
}
.hamburger:hover{border-color:var(--primary);background:rgba(31,209,178,.1);}
.hamburger:focus-visible{outline:2px solid var(--primary);outline-offset:2px;}

.drawer-mask{
  position:fixed;inset:0;z-index:55;
  background:rgba(10,11,14,.6);
  opacity:0;visibility:hidden;transition:opacity .28s ease,visibility .28s ease;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}

/* ---------- 主内容 ---------- */
.main{padding-top:56px;min-height:60vh;}
@media (min-width:1024px){
  .sidebar{transform:none;}
  .topbar{display:none;}
  .drawer-mask{display:none;}
  .main{padding-top:0;margin-left:var(--sidebar-w);}
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:700;letter-spacing:.01em;
  border:1px solid transparent;cursor:pointer;text-decoration:none;
  transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.btn--lg{height:52px;padding:0 28px;font-size:16px;}
.btn--sm{height:36px;padding:0 16px;font-size:13.5px;}
.btn--block{width:100%;}
.btn--primary{background:var(--primary);border-color:var(--primary);color:#062A22;}
.btn--primary:hover{background:var(--primary-600);border-color:var(--primary-600);color:#04231C;transform:translateY(-1px);box-shadow:var(--sh-1);}
.btn--ghost{background:transparent;border-color:rgba(255,255,255,.26);color:var(--text-invert);}
.btn--ghost:hover{background:rgba(31,209,178,.12);border-color:var(--primary);color:var(--text-invert);}
.btn--outline{background:transparent;border-color:var(--line);color:var(--text-strong);}
.btn--outline:hover{background:rgba(31,209,178,.06);border-color:var(--primary);color:var(--text-strong);}
.btn:focus-visible{outline:2px solid var(--primary);outline-offset:2px;}
.btn--arrow::after{content:"→";font-family:var(--font-num);transition:transform .2s ease;}
.btn--arrow:hover::after{transform:translateX(3px);}

.link-more{
  display:inline-flex;align-items:center;gap:8px;
  font-size:14.5px;font-weight:700;color:var(--primary-600);
}
.link-more::after{content:"→";font-family:var(--font-num);transition:transform .2s ease;}
.link-more:hover::after{transform:translateX(3px);}

/* ---------- 标签 / 徽章 ---------- */
.tag{
  display:inline-flex;align-items:center;gap:6px;
  height:26px;padding:0 12px;border-radius:var(--r-pill);
  font-size:13px;font-weight:600;letter-spacing:.02em;
  background:rgba(31,209,178,.1);color:var(--primary-600);
  border:1px solid rgba(31,209,178,.22);
}
.tag--ok{background:rgba(31,169,124,.1);color:var(--ok);border-color:rgba(31,169,124,.24);}
.tag--warn{background:rgba(201,144,46,.1);color:var(--warn);border-color:rgba(201,144,46,.26);}
.tag--plain{background:rgba(255,255,255,.06);color:var(--text-invert-muted);border-color:rgba(255,255,255,.12);}

/* ---------- 面包屑 ---------- */
.breadcrumb{margin:0 0 22px;}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;list-style:none;font-size:13px;}
.breadcrumb li{display:inline-flex;align-items:center;gap:8px;color:var(--text-invert-muted);}
.breadcrumb li+li::before{content:"/";color:rgba(255,255,255,.24);}
.breadcrumb a{color:var(--text-invert-muted);}
.breadcrumb a:hover{color:var(--primary);}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;
  background:var(--ink-900);color:var(--text-invert);
  padding:96px 0 84px;
}
.hero__bg{
  position:absolute;inset:0;
  background-image:linear-gradient(115deg,rgba(10,11,14,.94) 0%,rgba(10,11,14,.86) 48%,rgba(10,11,14,.78) 100%),
    url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
}
.hero__bg::after{
  content:"";position:absolute;inset:-10%;
  background-image:radial-gradient(circle,rgba(242,241,237,.34) 0 1px,transparent 1.4px);
  background-size:64px 64px;
  opacity:.5;
  animation:starDrift 24s linear infinite;
}
@keyframes starDrift{
  0%{transform:translate3d(0,0,0);}
  50%{transform:translate3d(-12px,-16px,0);}
  100%{transform:translate3d(0,0,0);}
}
.hero .container{position:relative;z-index:2;}
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;
  font-size:13px;font-weight:700;letter-spacing:.18em;
  color:var(--primary);margin:0 0 18px;
}
.eyebrow .dot{
  width:7px;height:7px;border-radius:50%;background:var(--accent);
  box-shadow:0 0 0 4px rgba(216,178,106,.16);
}
.hero h1{color:var(--text-invert);max-width:760px;}
.hero__sub{
  margin:18px 0 0;max-width:560px;
  font-size:17px;line-height:1.7;color:var(--text-invert-muted);
}
.hero__tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px;}
.hero__tag{
  display:inline-flex;align-items:center;gap:9px;
  padding:7px 15px;border-radius:var(--r-pill);
  border:1px solid rgba(255,255,255,.14);
  font-size:13px;color:var(--text-invert);letter-spacing:.02em;
}
.hero__tag b{
  font-family:var(--font-num);font-weight:700;color:var(--accent);
  font-variant-numeric:tabular-nums;
}
.hero__actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px;}
.hero__actions .btn{min-width:172px;}

.entry-panel{
  background:rgba(20,22,27,.86);
  border:1px solid rgba(255,255,255,.1);
  border-radius:var(--r-card);
  padding:26px 24px;
  backdrop-filter:blur(6px);
  box-shadow:0 18px 44px rgba(0,0,0,.32);
}
.entry-panel__title{
  font-size:13px;font-weight:700;letter-spacing:.16em;
  color:var(--text-invert-muted);margin:0 0 16px;
}
.entry-panel__list{list-style:none;display:flex;flex-direction:column;gap:2px;}
.entry-panel__list li{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:12px 0;border-bottom:1px solid rgba(255,255,255,.07);
  font-size:14.5px;color:var(--text-invert);
}
.entry-panel__list li:last-child{border-bottom:0;}
.entry-panel__note{
  margin:16px 0 0;padding-top:16px;border-top:1px solid rgba(255,255,255,.07);
  font-size:13px;line-height:1.65;color:var(--text-invert-muted);
}

/* ---------- 板块 ---------- */
.section{padding:96px 0;}
.section--alt{background:var(--sand-100);}
.section--tight{padding-top:72px;}
.sec-head{max-width:720px;margin-bottom:44px;}
.sec-eyebrow{
  margin:0 0 12px;font-size:13px;font-weight:700;letter-spacing:.16em;
  color:var(--primary-600);text-transform:uppercase;
}
.sec-head p{color:var(--text-muted);margin-top:14px;font-size:16.5px;}

/* ---------- 步骤条 ---------- */
.steps{list-style:none;}
.step{
  display:grid;grid-template-columns:72px 1fr;gap:22px;
  padding:26px 0;border-bottom:1px solid var(--line);
}
.step:first-child{padding-top:6px;}
.step:last-child{border-bottom:0;padding-bottom:6px;}
.step__num{
  font-family:var(--font-num);font-size:36px;font-weight:700;line-height:1;
  color:var(--accent);font-variant-numeric:tabular-nums;letter-spacing:-.02em;
}
.step__body h3{margin-bottom:8px;}
.step__body p{color:var(--text);font-size:16px;margin-bottom:10px;}
.step__meta{
  display:flex;flex-wrap:wrap;gap:14px;font-size:13px;color:var(--text-muted);
  font-variant-numeric:tabular-nums;
}
.step__meta span{display:inline-flex;align-items:center;gap:7px;}
.step__meta i{color:var(--primary-600);font-size:12px;}

.tip-card{
  position:sticky;top:32px;
  background:var(--sand-050);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:22px;
  box-shadow:var(--sh-1);
}
.tip-card__img{
  width:100%;height:auto;aspect-ratio:16/10;object-fit:cover;
  border-radius:var(--r-img);border:1px solid var(--line);
  margin-bottom:18px;background:var(--sand-100);
}
.tip-card h3{font-size:18px;margin-bottom:14px;}
.tip-list{list-style:none;display:flex;flex-direction:column;gap:12px;margin-bottom:20px;}
.tip-list li{
  position:relative;padding-left:20px;font-size:14.5px;color:var(--text);line-height:1.6;
}
.tip-list li::before{
  content:"";position:absolute;left:0;top:9px;
  width:8px;height:8px;background:var(--primary);border-radius:2px;
}

/* ---------- 通道卡（横向列表卡） ---------- */
.channel-list{display:flex;flex-direction:column;gap:16px;}
.channel{
  display:grid;grid-template-columns:150px 1fr;gap:22px;align-items:center;
  background:var(--sand-050);
  border:1px solid var(--line);border-radius:var(--r-card);
  padding:18px;transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.channel:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(31,209,178,.4);}
.channel__img{
  width:150px;height:94px;object-fit:cover;border-radius:var(--r-img);
  border:1px solid var(--line);background:var(--sand-100);
}
.channel__body h3{font-size:18px;margin-bottom:8px;}
.channel__body p{font-size:15px;color:var(--text);margin-bottom:12px;}
.channel__meta{display:flex;flex-wrap:wrap;gap:10px;}

/* ---------- 自查清单 ---------- */
.check-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 40px;}
.check{
  display:flex;gap:14px;padding:18px 0;border-bottom:1px dashed var(--line);
}
.check__mark{
  width:22px;height:22px;flex:none;margin-top:4px;border-radius:6px;
  display:inline-flex;align-items:center;justify-content:center;
  background:rgba(31,209,178,.12);color:var(--primary-600);font-size:11px;
}
.check h3{font-size:16px;margin-bottom:5px;}
.check p{font-size:14.5px;color:var(--text-muted);}

.note-bar{
  margin-top:34px;
  border-left:3px solid var(--primary);
  background:rgba(31,209,178,.06);
  padding:18px 22px;
  border-radius:0 var(--r-btn) var(--r-btn) 0;
  font-size:15px;color:var(--text);
}
.note-bar strong{color:var(--text-strong);}

/* ---------- FAQ ---------- */
.faq-list{border:0;background:transparent;margin:0;}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item:first-child{border-top:1px solid var(--line);}
.faq-list .accordion-title{
  position:relative;
  display:flex;align-items:center;
  min-height:64px;padding:16px 52px 16px 0;
  font-size:17px;font-weight:700;color:var(--text-strong);
  background:transparent;border:0;line-height:1.5;
}
.faq-list .accordion-title:hover{background:transparent;color:var(--primary-600);}
.faq-list .accordion-title:focus{outline:none;}
.faq-list .accordion-title:focus-visible{outline:2px solid var(--primary);outline-offset:-2px;border-radius:6px;}
.faq-list .accordion-title::before{
  position:absolute;right:4px;top:50%;left:auto;
  transform:translateY(-50%) rotate(0deg);
  content:"+";font-family:var(--font-num);
  font-size:24px;font-weight:400;line-height:1;
  color:var(--text-muted);margin:0;
  transition:transform .24s ease,color .24s ease;
}
.faq-list .accordion-item.is-active .accordion-title::before{
  content:"+";color:var(--primary-600);
  transform:translateY(-50%) rotate(135deg);
}
.faq-list .accordion-content{
  padding:0 52px 22px 0;border:0;background:transparent;
  font-size:15.5px;line-height:1.75;color:var(--text);
}
.faq-list .accordion-content p{margin:0;}

/* ---------- 相关阅读 ---------- */
.rel-list{list-style:none;border-top:1px solid var(--line);}
.rel-list li{border-bottom:1px solid var(--line);}
.rel-list a{
  display:flex;align-items:center;justify-content:space-between;gap:24px;
  padding:22px 0;font-size:17px;font-weight:500;color:var(--text-strong);
  transition:color .2s ease,padding-left .2s ease;
}
.rel-list a:hover{color:var(--primary-600);padding-left:6px;}
.rel-list time{flex:none;font-size:13.5px;color:var(--text-muted);font-family:var(--font-num);font-variant-numeric:tabular-nums;}

/* ---------- 页脚前 CTA ---------- */
.cta-band{
  background:var(--ink-900);color:var(--text-invert);
  padding:76px 0;
  border-top:1px solid rgba(255,255,255,.07);
}
.cta-band__inner{
  display:grid;grid-template-columns:1.4fr 1fr;gap:40px;align-items:center;
}
.cta-band h2{color:var(--text-invert);margin-bottom:14px;}
.cta-band p{color:var(--text-invert-muted);max-width:520px;margin:0;}
.cta-band__actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:flex-end;}

/* ---------- 页脚 ---------- */
.footer{
  background:var(--ink-900);color:var(--text-invert-muted);
  border-top:1px solid rgba(255,255,255,.07);
  padding:68px 0 28px;
}
.footer__grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:40px;
}
.footer__brand{
  display:flex;align-items:center;gap:10px;margin-bottom:14px;
}
.footer__brand .brand__star{width:20px;height:20px;}
.footer__brand strong{font-size:16px;font-weight:900;color:var(--text-invert);}
.footer__desc{font-size:14px;line-height:1.7;color:var(--text-invert-muted);max-width:280px;margin:0;}
.footer h3{
  font-size:13px;font-weight:700;letter-spacing:.12em;
  color:var(--text-invert);margin:0 0 16px;
}
.footer ul{list-style:none;display:flex;flex-direction:column;gap:11px;}
.footer ul a{
  font-size:14px;color:var(--text-invert-muted);
  display:inline-block;transition:color .2s ease,transform .2s ease;
}
.footer ul a:hover{color:var(--primary);transform:translateX(2px);}
.footer__contact li{display:flex;align-items:center;gap:10px;font-size:14px;color:var(--text-invert-muted);}
.footer__contact i{color:var(--primary);font-size:13px;width:16px;text-align:center;}
.footer__bottom{
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;align-items:center;
  margin-top:52px;padding-top:22px;
  border-top:1px solid rgba(255,255,255,.07);
  font-size:13px;color:var(--text-invert-muted);
}

/* ---------- 动效 ---------- */
.fade-up{opacity:0;transform:translateY(16px);transition:opacity .42s ease-out,transform .42s ease-out;}
.fade-up.is-in{opacity:1;transform:none;}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .footer__grid{grid-template-columns:1.4fr 1fr 1fr;gap:32px;}
  .footer__grid > div:last-child{grid-column:span 3;}
  .footer__grid > div:last-child ul{flex-direction:row;flex-wrap:wrap;gap:24px;}
}
@media (max-width:1023px){
  .section{padding:72px 0;}
  .section--tight{padding-top:56px;}
  .hero{padding:64px 0 60px;}
  .hero h1{max-width:100%;}
  .entry-panel{margin-top:36px;}
  .tip-card{position:static;margin-top:36px;}
  .cta-band__inner{grid-template-columns:1fr;gap:28px;}
  .cta-band__actions{justify-content:flex-start;}
  .footer__grid{grid-template-columns:1fr 1fr;}
  .footer__grid > div:last-child{grid-column:span 2;}
}
@media (max-width:767px){
  body{font-size:16px;}
  .container{padding:0 18px;}
  .section{padding:56px 0;}
  .sec-head{margin-bottom:32px;}
  .step{grid-template-columns:52px 1fr;gap:16px;padding:22px 0;}
  .step__num{font-size:30px;}
  .channel{grid-template-columns:1fr;gap:16px;}
  .channel__img{width:100%;height:auto;aspect-ratio:16/10;}
  .check-grid{grid-template-columns:1fr;gap:0;}
  .rel-list a{flex-direction:column;align-items:flex-start;gap:6px;font-size:16px;}
  .faq-list .accordion-title{font-size:16px;padding-right:44px;}
  .faq-list .accordion-content{padding-right:0;}
}
@media (max-width:519px){
  .hero{padding:48px 0 52px;}
  .hero__actions{flex-direction:column;}
  .hero__actions .btn{width:100%;min-width:0;}
  .hero__tag{width:100%;justify-content:flex-start;}
  .footer__grid{grid-template-columns:1fr;}
  .footer__grid > div:last-child{grid-column:span 1;}
  .footer__grid > div:last-child ul{flex-direction:column;gap:11px;}
  .footer__bottom{flex-direction:column;align-items:flex-start;}
}

@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{animation:none !important;transition:none !important;}
  .fade-up{opacity:1;transform:none;}
  html{scroll-behavior:auto;}
}

/* roulang page: article */
:root{
  --ink-900:#0A0B0E;
  --ink-800:#14161B;
  --ink-700:#1E2128;
  --sand-050:#F7F6F3;
  --sand-100:#EFEDE8;
  --line:#E2DFD8;
  --primary:#1FD1B2;
  --primary-600:#14A88F;
  --primary-ink:#0d7a67;
  --accent:#D8B26A;
  --violet:#5B4B9E;
  --text-strong:#0E1014;
  --text:#3B4048;
  --text-muted:#7A828E;
  --text-invert:#F2F1ED;
  --text-invert-muted:#A7ADB8;
  --ok:#1FA97C;
  --warn:#C9902E;
  --err:#C2453F;
  --font-sans:"Noto Sans SC","Inter","PingFang SC","Microsoft YaHei",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  --font-num:"Space Grotesk","Inter","Noto Sans SC",sans-serif;
  --r-card:14px;
  --r-img:12px;
  --r-btn:8px;
  --shadow-1:0 2px 8px rgba(10,11,14,.06);
  --shadow-2:0 10px 30px rgba(10,11,14,.10);
  --sidebar-w:232px;
  --gutter:14px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--sand-050);
  color:var(--text);
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
h1,h2,h3,h4,h5,h6{font-family:var(--font-sans);margin:0;color:var(--text-strong);line-height:1.28;font-weight:700}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
img{display:block;max-width:100%;height:auto}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
a{color:var(--text-strong);text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease}
a:hover{color:var(--primary-600)}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--primary);color:#062621;padding:10px 16px;border-radius:0 0 8px 0;z-index:200}
.skip-link:focus{left:0}

/* ---------- 左侧 App Shell ---------- */
.sidebar{
  position:fixed;top:0;left:0;bottom:0;width:var(--sidebar-w);
  background:var(--ink-900);
  display:flex;flex-direction:column;
  padding:24px 16px 20px;
  z-index:80;overflow-y:auto;
  border-right:1px solid rgba(255,255,255,.06);
}
.brand{display:flex;align-items:center;gap:12px;padding:2px 8px 22px;color:var(--text-invert)}
.brand:hover{color:var(--text-invert)}
.brand__star{
  position:relative;width:22px;height:22px;flex:0 0 22px;border-radius:50%;
  background:radial-gradient(circle at 34% 34%,var(--primary) 0 30%,rgba(31,209,178,.22) 42%,transparent 70%);
  box-shadow:0 0 0 1px rgba(31,209,178,.32),0 0 16px rgba(31,209,178,.26);
}
.brand__star::after{content:"";position:absolute;right:-4px;top:-3px;width:6px;height:6px;border-radius:50%;background:var(--accent)}
.brand__text{display:flex;flex-direction:column;line-height:1.18}
.brand__text strong{font-size:17px;font-weight:900;letter-spacing:.04em;color:var(--text-invert)}
.brand__text em{font-style:normal;font-size:12px;letter-spacing:.24em;color:var(--text-invert-muted)}
.side-nav__label{font-size:11px;letter-spacing:.22em;color:rgba(167,173,184,.72);padding:0 16px;margin:0 0 10px}
.nav-item{
  position:relative;display:flex;align-items:center;gap:12px;
  height:44px;padding:0 16px;font-size:15px;color:var(--text-invert-muted);
  border-radius:0;transition:background-color .2s ease,color .2s ease;
}
.nav-item::before{content:"";position:absolute;left:0;top:50%;width:3px;height:0;background:var(--primary);transform:translateY(-50%);transition:height .22s ease,opacity .22s ease;opacity:.5}
.nav-item i{width:20px;text-align:center;font-size:15px;color:inherit}
.nav-item span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.nav-item:hover{background:rgba(31,209,178,.06);color:var(--text-invert)}
.nav-item:hover::before{height:18px;opacity:.45}
.nav-item.is-active{background:rgba(31,209,178,.09);color:var(--text-invert);font-weight:700}
.nav-item.is-active::before{height:26px;opacity:1}
.sidebar__foot{margin-top:auto;padding-top:18px;border-top:1px solid rgba(255,255,255,.08);display:flex;flex-direction:column;gap:12px}
.sidebar__note{margin:0;font-size:12px;line-height:1.6;color:rgba(167,173,184,.82);text-align:center}

/* ---------- 顶部栏 / 抽屉 ---------- */
.topbar{display:none}
.drawer-overlay{
  position:fixed;inset:0;background:rgba(10,11,14,.55);
  opacity:0;visibility:hidden;transition:opacity .26s ease,visibility .26s ease;z-index:75;
}
.drawer-overlay.is-open{opacity:1;visibility:visible}
body.drawer-open{overflow:hidden}

/* ---------- 主区域 ---------- */
.main-area{margin-left:var(--sidebar-w);min-height:100vh;display:flex;flex-direction:column}
main{flex:1 0 auto}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 20px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;line-height:1;white-space:nowrap;
  border:1px solid transparent;cursor:pointer;
}
.btn--primary{background:var(--primary);color:#062621}
.btn--primary:hover{background:var(--primary-600);color:#04201b;transform:translateY(-1px);box-shadow:0 10px 26px rgba(20,168,143,.26)}
.btn--ghost{background:transparent;border-color:var(--line);color:var(--text-strong)}
.btn--ghost:hover{border-color:var(--primary);background:rgba(31,209,178,.06);color:var(--text-strong)}
.btn--ghost-dark{background:transparent;border-color:rgba(255,255,255,.26);color:var(--text-invert)}
.btn--ghost-dark:hover{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.5);color:#fff}
.btn--lg{height:52px;padding:0 26px;font-size:16px}
.btn--sm{height:36px;padding:0 16px;font-size:14px}
.btn--block{width:100%}

/* ---------- 徽章 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 12px;
  border-radius:999px;font-size:13px;font-weight:500;letter-spacing:.04em;
  background:rgba(31,209,178,.1);color:var(--primary-ink);
}
.badge--sand{background:rgba(216,178,106,.16);color:#8a6a24}
.badge--ink{background:rgba(255,255,255,.08);color:var(--text-invert-muted)}

/* ---------- 页头细条 + 面包屑 ---------- */
.page-head{
  position:relative;padding:26px 0;
  background:var(--ink-900) url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  color:var(--text-invert);
}
.page-head::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(10,11,14,.95) 0%,rgba(10,11,14,.78) 55%,rgba(10,11,14,.62) 100%);
}
.page-head .container{position:relative;z-index:1}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px}
.breadcrumb li{display:flex;align-items:center;min-width:0;color:var(--text-invert-muted)}
.breadcrumb li+li::before{content:"/";margin-right:8px;color:rgba(255,255,255,.28)}
.breadcrumb a{color:var(--text-invert-muted)}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb .is-current{display:block;max-width:380px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--text-invert)}

/* ---------- 文章头 ---------- */
.article-head{padding:52px 0 0}
.article-head h1{
  font-size:clamp(28px,4.4vw,46px);font-weight:900;letter-spacing:-.02em;
  line-height:1.2;max-width:920px;color:var(--text-strong);margin-top:16px;
}
.article-meta{display:flex;flex-wrap:wrap;gap:8px 24px;margin-top:20px;font-size:14px;color:var(--text-muted)}
.article-meta span{display:inline-flex;align-items:center}
.article-meta i{color:var(--primary-600);margin-right:7px}
.article-meta b{font-family:var(--font-num);font-variant-numeric:tabular-nums;color:var(--text-strong);margin:0 3px}
.rule{height:1px;background:var(--line);border:0;margin:30px 0 0}

/* ---------- 正文栅格 ---------- */
.article-body{padding:30px 0 0}
.article-grid{margin-left:calc(var(--gutter) * -1);margin-right:calc(var(--gutter) * -1)}
.article-grid>.cell{padding-left:var(--gutter);padding-right:var(--gutter);float:none}
.article-main-inner{
  background:#fff;border:1px solid var(--line);border-radius:16px;
  padding:38px 42px;box-shadow:var(--shadow-1);
}
.prose{font-size:17px;line-height:1.85;color:var(--text);word-break:break-word}
.prose>*+*{margin-top:1.15em}
.prose>*:first-child{margin-top:0}
.prose p{margin:0}
.prose h2{
  font-size:clamp(21px,2.3vw,27px);font-weight:800;color:var(--text-strong);
  margin-top:44px;padding-left:14px;border-left:3px solid var(--primary);
  line-height:1.38;scroll-margin-top:90px;
}
.prose h3{font-size:20px;font-weight:700;color:var(--text-strong);margin-top:32px;scroll-margin-top:90px}
.prose strong{color:var(--text-strong);font-weight:700}
.prose ul{padding-left:0}
.prose ul li{position:relative;padding-left:22px;margin-top:.55em}
.prose ul li::before{content:"";position:absolute;left:4px;top:.72em;width:7px;height:7px;border-radius:1px;background:var(--primary)}
.prose ol{counter-reset:li;padding-left:0}
.prose ol li{position:relative;padding-left:30px;margin-top:.6em}
.prose ol li::before{
  counter-increment:li;content:counter(li);
  position:absolute;left:0;top:.16em;width:20px;height:20px;border-radius:6px;
  background:rgba(216,178,106,.18);color:#8a6a24;font-size:12px;font-weight:700;
  display:flex;align-items:center;justify-content:center;font-family:var(--font-num);
}
.prose blockquote{
  margin:26px 0;padding:16px 22px;background:var(--sand-100);
  border-left:3px solid var(--primary);border-radius:0 10px 10px 0;color:var(--text);
}
.prose blockquote p{margin:0}
.prose figure{margin:26px 0}
.prose img{border-radius:var(--r-img);width:100%}
.prose figcaption{font-size:13px;color:var(--text-muted);margin-top:10px;text-align:center;line-height:1.6}
.prose a{color:var(--primary-ink);text-decoration:underline;text-underline-offset:3px}
.prose a:hover{color:var(--primary-600)}
.prose table{
  width:100%;border-collapse:collapse;border:1px solid var(--line);
  font-size:15px;margin:26px 0;display:block;overflow-x:auto;
}
.prose th,.prose td{padding:12px 14px;text-align:left;border-bottom:1px solid var(--line);min-width:120px}
.prose thead th{
  font-size:13px;letter-spacing:.08em;text-transform:uppercase;
  color:var(--text-muted);font-weight:600;background:var(--sand-050);
}
.prose tbody tr:nth-child(even){background:rgba(226,223,216,.18)}
.prose pre{
  background:var(--ink-900);color:var(--text-invert);padding:18px 20px;
  border-radius:var(--r-img);overflow-x:auto;font-size:14px;line-height:1.7;
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
.prose code{
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  background:rgba(31,209,178,.1);color:var(--primary-ink);
  padding:2px 6px;border-radius:4px;font-size:.92em;
}
.prose pre code{background:none;color:inherit;padding:0;font-size:inherit}
.prose hr{border:0;height:1px;background:var(--line);margin:34px 0}

/* ---------- 文章结尾 ---------- */
.article-foot{
  display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;
  margin-top:40px;padding-top:24px;border-top:1px solid var(--line);
}
.article-foot__note{font-size:14px;color:var(--text-muted)}

/* ---------- 侧栏 ---------- */
.article-side{align-self:flex-start}
.article-side__sticky{position:sticky;top:24px;display:flex;flex-direction:column;gap:16px}
.toc{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:20px 18px;box-shadow:var(--shadow-1)}
.toc__title{font-size:12px;letter-spacing:.14em;color:var(--text-muted);margin:0 0 12px;font-weight:600}
.toc ol{display:flex;flex-direction:column;gap:2px}
.toc a{
  display:block;padding:7px 10px;font-size:14px;line-height:1.5;color:var(--text);
  border-left:2px solid transparent;border-radius:0 8px 8px 0;
}
.toc a:hover{background:var(--sand-100);color:var(--text-strong)}
.toc a.is-current{border-left-color:var(--primary);background:rgba(31,209,178,.08);color:var(--text-strong);font-weight:600}
.side-card{
  position:relative;overflow:hidden;
  background:var(--ink-800);border:1px solid rgba(255,255,255,.08);
  border-radius:var(--r-card);padding:22px 20px;color:var(--text-invert-muted);
}
.side-card::after{
  content:"";position:absolute;right:-40px;top:-40px;width:130px;height:130px;border-radius:50%;
  background:radial-gradient(circle,rgba(91,75,158,.45) 0%,transparent 70%);
}
.side-card h2{position:relative;z-index:1;font-size:15px;color:var(--text-invert);margin:0 0 12px;font-weight:700}
.side-card ul{position:relative;z-index:1;font-size:14px;line-height:1.7}
.side-card li{position:relative;padding-left:16px;margin-top:9px}
.side-card li::before{content:"";position:absolute;left:0;top:.62em;width:5px;height:5px;border-radius:50%;background:var(--accent)}
.side-card .side-card__foot{position:relative;z-index:1;margin-top:16px;font-size:13px;color:rgba(167,173,184,.9)}

/* ---------- 空态 ---------- */
.empty{
  display:flex;flex-direction:column;align-items:center;text-align:center;
  padding:56px 24px;background:#fff;border:1px solid var(--line);border-radius:16px;
}
.empty__icon{
  width:56px;height:56px;border-radius:50%;background:rgba(31,209,178,.08);
  color:var(--primary-600);display:flex;align-items:center;justify-content:center;font-size:20px;
}
.empty p{margin:16px 0 20px;color:var(--text-muted);font-size:15px}

/* ---------- 板块通用 ---------- */
.section{padding:72px 0 0}
.section__head{max-width:760px;margin-bottom:32px}
.section__head h2{font-size:clamp(24px,3vw,34px);font-weight:800;letter-spacing:-.01em}
.section__head p{margin-top:12px;color:var(--text-muted);font-size:16px}

/* ---------- 相关阅读 ---------- */
.rel-list{display:flex;flex-direction:column;gap:14px}
.rel-card{
  display:flex;gap:18px;align-items:center;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:14px;box-shadow:var(--shadow-1);
}
.rel-card:hover{transform:translateY(-4px);border-color:rgba(31,209,178,.4);box-shadow:var(--shadow-2)}
.rel-card__img{
  flex:0 0 120px;width:120px;height:80px;border-radius:10px;overflow:hidden;
  background:rgba(31,209,178,.06);border:1px solid var(--line);
}
.rel-card__img img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.rel-card:hover .rel-card__img img{transform:scale(1.04)}
.rel-card__body{min-width:0;flex:1}
.rel-card__body h3{font-size:17px;font-weight:700;line-height:1.4;color:var(--text-strong)}
.rel-card__body h3 a{color:inherit}
.rel-card__meta{display:flex;flex-wrap:wrap;gap:8px 16px;margin-top:8px;font-size:13px;color:var(--text-muted)}
.rel-card__meta .badge{height:24px;font-size:12px}
.rel-card__arrow{flex:0 0 auto;color:var(--text-muted);font-size:14px;transition:transform .22s ease,color .22s ease}
.rel-card:hover .rel-card__arrow{color:var(--primary-600);transform:translateX(3px)}

/* ---------- FAQ ---------- */
.faq-wrap{background:#fff;border:1px solid var(--line);border-radius:16px;padding:8px 28px;box-shadow:var(--shadow-1)}
.acc-item{border-bottom:1px solid var(--line)}
.acc-item:last-child{border-bottom:0}
.acc-title{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  width:100%;min-height:64px;padding:14px 0;text-align:left;
  font-size:17px;font-weight:700;color:var(--text-strong);
}
.acc-title:hover{color:var(--primary-600)}
.acc-title .acc-sign{
  flex:0 0 auto;width:22px;height:22px;display:flex;align-items:center;justify-content:center;
  color:var(--primary);font-size:16px;transition:transform .24s ease;
}
.acc-item.is-open .acc-sign{transform:rotate(90deg)}
.acc-content{max-height:0;overflow:hidden;transition:max-height .24s ease}
.acc-content p{font-size:15px;line-height:1.72;color:var(--text);padding:0 0 18px;margin:0;max-width:760px}

/* ---------- CTA 条 ---------- */
.cta-band{
  position:relative;margin-top:80px;overflow:hidden;
  background:var(--ink-900) url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  color:var(--text-invert);
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(10,11,14,.96) 0%,rgba(10,11,14,.82) 60%,rgba(20,22,27,.72) 100%);
}
.cta-band__inner{
  position:relative;z-index:1;display:flex;flex-wrap:wrap;gap:28px;
  align-items:center;justify-content:space-between;padding:56px 0;
}
.cta-band h2{font-size:clamp(22px,2.8vw,30px);font-weight:800;color:var(--text-invert)}
.cta-band p{margin-top:12px;color:var(--text-invert-muted);font-size:16px;max-width:560px}
.cta-band__actions{display:flex;flex-wrap:wrap;gap:12px}

/* ---------- 页脚 ---------- */
.footer{background:var(--ink-900);color:var(--text-invert-muted);padding:64px 0 0}
.footer__grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px}
.footer__brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer__brand strong{font-size:17px;font-weight:900;color:var(--text-invert);letter-spacing:.03em}
.footer__brand .brand__star{width:18px;height:18px;flex:0 0 18px}
.footer__desc{font-size:14px;line-height:1.75;max-width:280px;margin:0}
.footer h3{font-size:14px;font-weight:700;color:var(--text-invert);margin:0 0 16px;letter-spacing:.03em}
.footer ul li{margin-bottom:11px}
.footer ul li a,.footer ul li span{font-size:14px;color:var(--text-invert-muted)}
.footer ul li a{display:inline-block}
.footer ul li a:hover{color:var(--primary);transform:translateX(2px)}
.footer__contact li{display:flex;align-items:center;gap:10px}
.footer__contact i{color:var(--primary);width:16px;text-align:center}
.footer__bottom{
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  margin-top:48px;padding:20px 0;border-top:1px solid rgba(255,255,255,.08);
  font-size:13px;color:rgba(167,173,184,.85);
}

/* ---------- 动效 ---------- */
.js [data-reveal]{opacity:0;transform:translateY(16px);transition:opacity .42s ease-out,transform .42s ease-out}
.js [data-reveal].is-visible{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  .js [data-reveal]{opacity:1!important;transform:none!important}
  html{scroll-behavior:auto}
}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .sidebar{
    transform:translateX(-100%);transition:transform .28s ease;
    box-shadow:0 20px 60px rgba(0,0,0,.45);width:82vw;max-width:320px;
  }
  .sidebar.is-open{transform:none}
  .topbar{
    display:flex;align-items:center;gap:12px;
    position:fixed;top:0;left:0;right:0;height:56px;padding:0 14px;z-index:90;
    background:rgba(10,11,14,.97);border-bottom:1px solid rgba(255,255,255,.08);
  }
  .topbar__toggle{
    width:40px;height:40px;display:flex;align-items:center;justify-content:center;
    color:var(--text-invert);font-size:18px;border-radius:8px;
  }
  .topbar__toggle:hover{background:rgba(255,255,255,.08)}
  .topbar__brand{display:flex;align-items:center;gap:8px;color:var(--text-invert);font-size:15px;font-weight:700;letter-spacing:.02em;min-width:0}
  .topbar__brand span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .topbar__brand .brand__star{width:18px;height:18px;flex:0 0 18px}
  .topbar__cta{
    margin-left:auto;flex:0 0 auto;height:34px;padding:0 14px;border-radius:var(--r-btn);
    background:var(--primary);color:#062621;font-size:13px;font-weight:700;
    display:inline-flex;align-items:center;
  }
  .main-area{margin-left:0;padding-top:56px}
  .article-main-inner{padding:26px 20px}
  .prose{font-size:16px;line-height:1.8}
  .prose h2{margin-top:34px}
  .section{padding:56px 0 0}
  .cta-band__inner{padding:44px 0}
  .footer__grid{grid-template-columns:1fr 1fr;gap:28px}
  .footer__desc{max-width:none}
  .article-side{display:none}
}
@media (max-width:700px){
  .container{padding:0 16px}
  .article-head{padding:36px 0 0}
  .article-meta{gap:6px 16px;font-size:13px}
  .rel-card{flex-direction:row;align-items:flex-start}
  .rel-card__img{flex:0 0 96px;width:96px;height:66px}
  .rel-card__body h3{font-size:16px}
  .faq-wrap{padding:4px 18px}
  .acc-title{font-size:16px;min-height:60px}
  .cta-band__actions{width:100%}
  .cta-band__actions .btn{width:100%}
  .footer{padding:48px 0 0}
  .footer__grid{grid-template-columns:1fr;gap:26px}
  .footer__bottom{margin-top:32px;font-size:12px}
}
@media (max-width:520px){
  .article-main-inner{padding:22px 16px;border-radius:14px}
  .prose{font-size:16px}
  .prose h2{padding-left:11px}
  .prose table{font-size:14px}
  .breadcrumb .is-current{max-width:180px}
}

/* roulang page: category3 */
:root{
  --ink-900:#0A0B0E;
  --ink-800:#14161B;
  --ink-700:#1E2128;
  --sand-050:#F7F6F3;
  --sand-100:#EFEDE8;
  --line:#E2DFD8;
  --primary:#1FD1B2;
  --primary-600:#14A88F;
  --accent:#D8B26A;
  --violet:#5B4B9E;
  --text-strong:#0E1014;
  --text:#3B4048;
  --text-muted:#7A828E;
  --text-invert:#F2F1ED;
  --text-invert-muted:#A7ADB8;
  --success:#1FA97C;
  --warn:#C9902E;
  --danger:#C2453F;
  --radius-card:14px;
  --radius-img:12px;
  --radius-btn:8px;
  --shadow-sm:0 2px 8px rgba(10,11,14,.06);
  --shadow-md:0 10px 30px rgba(10,11,14,.10);
  --nav-w:232px;
  --gutter:24px;
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--sand-050);
  color:var(--text);
  font-family:"Noto Sans SC","Space Grotesk",-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none}
a{color:inherit;text-decoration:none;background-color:transparent}
a:hover{color:var(--primary-600)}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
:focus-visible{outline:2px solid var(--primary);outline-offset:3px;border-radius:4px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px}
.num{font-family:"Space Grotesk","Noto Sans SC",sans-serif;font-variant-numeric:tabular-nums}

/* ============ 布局骨架 ============ */
.layout{display:block;min-height:100vh}
.app{margin-left:var(--nav-w);min-width:0}

/* ============ 左侧 App Shell ============ */
.side-nav{
  position:fixed;top:0;left:0;bottom:0;width:var(--nav-w);
  background:var(--ink-900);
  border-right:1px solid rgba(255,255,255,.06);
  display:flex;flex-direction:column;
  padding:26px 16px 20px;
  z-index:70;
}
.brand{display:flex;align-items:center;gap:11px;padding:0 8px 0 6px;margin-bottom:30px}
.brand__star{
  width:12px;height:12px;flex:0 0 12px;border-radius:50%;
  background:var(--primary);
  box-shadow:0 0 0 4px rgba(31,209,178,.14),0 0 14px rgba(31,209,178,.55);
}
.brand__text{display:flex;flex-direction:column;line-height:1.24}
.brand__text strong{color:var(--text-invert);font-size:15px;font-weight:700;letter-spacing:.02em}
.brand__text em{font-style:normal;color:var(--text-invert-muted);font-size:12px;letter-spacing:.16em}
.side-nav__label{
  font-size:12px;letter-spacing:.16em;color:var(--text-invert-muted);
  padding:0 10px;margin-bottom:10px;text-transform:uppercase;
}
.nav-item{
  position:relative;display:flex;align-items:center;gap:11px;
  height:44px;padding:0 12px 0 14px;margin-bottom:2px;
  border-radius:6px;color:var(--text-invert-muted);
  font-size:14.5px;font-weight:500;
  transition:background-color .2s var(--ease),color .2s var(--ease);
}
.nav-item i{width:18px;font-size:15px;text-align:center;opacity:.85}
.nav-item::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:3px;height:20px;border-radius:2px;background:transparent;
  transition:background-color .2s var(--ease);
}
.nav-item:hover{background:rgba(31,209,178,.06);color:var(--text-invert)}
.nav-item:hover::before{background:rgba(31,209,178,.4)}
.nav-item.is-active{color:var(--text-invert);font-weight:700;background:rgba(31,209,178,.09)}
.nav-item.is-active i{opacity:1;color:var(--primary)}
.nav-item.is-active::before{background:var(--primary)}
.side-nav__divider{height:1px;background:rgba(255,255,255,.08);margin:18px 10px}
.side-nav__cta{
  display:flex;align-items:center;justify-content:center;gap:8px;
  height:46px;border-radius:var(--radius-btn);
  background:var(--primary);color:#06231E;font-weight:700;font-size:15px;
  transition:background-color .2s var(--ease),transform .2s var(--ease);
}
.side-nav__cta:hover{background:var(--primary-600);color:#06231E;transform:translateY(-1px)}
.side-nav__foot{
  margin-top:auto;padding:14px 10px 0;
  font-size:12px;line-height:1.6;color:rgba(167,173,184,.7);
  border-top:1px solid rgba(255,255,255,.06);
}
.side-nav__mini{margin-top:14px;display:flex;flex-direction:column;gap:6px}
.side-nav__mini a{font-size:12.5px;color:rgba(167,173,184,.75);transition:color .2s var(--ease)}
.side-nav__mini a:hover{color:var(--primary)}

/* ============ 移动顶栏与抽屉 ============ */
.topbar{
  display:none;position:fixed;top:0;left:0;right:0;height:56px;
  background:rgba(10,11,14,.94);backdrop-filter:blur(10px);
  border-bottom:1px solid rgba(255,255,255,.08);
  align-items:center;justify-content:space-between;padding:0 16px;z-index:75;
}
.topbar__brand{display:flex;align-items:center;gap:9px;color:var(--text-invert);font-size:14px;font-weight:700}
.topbar__toggle{
  width:42px;height:42px;display:flex;align-items:center;justify-content:center;
  color:var(--text-invert);font-size:17px;border-radius:8px;border:1px solid rgba(255,255,255,.14);
}
.drawer-mask{
  position:fixed;inset:0;background:rgba(6,7,9,.55);
  opacity:0;visibility:hidden;transition:opacity .28s var(--ease),visibility .28s;z-index:80;
}
.drawer-mask.is-open{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;left:0;bottom:0;width:82vw;max-width:320px;
  background:var(--ink-900);z-index:85;padding:22px 16px;
  transform:translateX(-102%);transition:transform .3s var(--ease);
  overflow-y:auto;
}
.drawer.is-open{transform:translateX(0)}
.drawer__top{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px}
.drawer__close{width:40px;height:40px;color:var(--text-invert-muted);font-size:17px;border-radius:8px;border:1px solid rgba(255,255,255,.12)}

/* ============ 面包屑 ============ */
.crumb{background:var(--sand-050);padding:26px 0 0}
.crumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-muted)}
.crumb li::after{content:"/";margin-left:8px;color:var(--line)}
.crumb li:last-child::after{display:none}
.crumb a{color:var(--text-muted)}
.crumb a:hover{color:var(--primary-600)}
.crumb li[aria-current]{color:var(--text-strong);font-weight:500}

/* ============ Hero ============ */
.hero{
  position:relative;margin-top:22px;
  background:var(--ink-900) url("/assets/images/backpic/back-1.png") center/cover no-repeat;
  border-radius:18px;overflow:hidden;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(115deg,rgba(10,11,14,.94) 12%,rgba(10,11,14,.72) 58%,rgba(20,22,27,.58) 100%);
}
.hero__inner{position:relative;z-index:2;padding:70px 56px 62px;max-width:760px}
.hero__eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  height:26px;padding:0 12px;border-radius:999px;
  background:rgba(216,178,106,.14);color:var(--accent);
  font-size:13px;font-weight:500;letter-spacing:.06em;margin-bottom:22px;
}
.hero h1{
  color:var(--text-invert);
  font-size:clamp(30px,4.4vw,48px);
  line-height:1.16;font-weight:900;letter-spacing:-.02em;
}
.hero h1 span{color:var(--primary)}
.hero__sub{margin-top:18px;color:var(--text-invert-muted);font-size:17px;max-width:560px}
.hero__stats{display:flex;flex-wrap:wrap;gap:28px;margin-top:34px}
.hero__stat{border-left:1px solid rgba(255,255,255,.14);padding-left:16px}
.hero__stat .num{display:block;color:var(--accent);font-size:26px;font-weight:700;line-height:1.2}
.hero__stat span{font-size:13px;color:var(--text-invert-muted);letter-spacing:.04em}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:36px}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  height:52px;padding:0 26px;border-radius:var(--radius-btn);
  font-size:15.5px;font-weight:700;letter-spacing:.01em;
  border:1px solid transparent;
  transition:background-color .22s var(--ease),transform .22s var(--ease),border-color .22s var(--ease),color .22s var(--ease);
}
.btn--primary{background:var(--primary);color:#06231E}
.btn--primary:hover{background:var(--primary-600);color:#06231E;transform:translateY(-1px)}
.btn--ghost-dark{background:transparent;border-color:rgba(255,255,255,.28);color:var(--text-invert)}
.btn--ghost-dark:hover{background:rgba(255,255,255,.08);color:var(--text-invert);border-color:rgba(255,255,255,.45)}
.btn--outline{background:transparent;border-color:var(--line);color:var(--text-strong)}
.btn--outline:hover{background:rgba(31,209,178,.07);border-color:var(--primary);color:var(--text-strong)}
.btn--sm{height:44px;padding:0 20px;font-size:14.5px}
.btn--block{width:100%}
.text-link{
  display:inline-flex;align-items:center;gap:8px;
  color:var(--primary-600);font-weight:700;font-size:15px;
}
.text-link::after{content:"→";transition:transform .22s var(--ease);font-family:"Space Grotesk",sans-serif}
.text-link:hover::after{transform:translateX(3px)}

/* ============ 板块 ============ */
.section{padding:96px 0 0}
.section--tight{padding-top:72px}
.section__head{max-width:720px;margin-bottom:40px}
.section__label{
  display:inline-block;font-size:13px;font-weight:500;letter-spacing:.14em;
  color:var(--primary-600);text-transform:uppercase;margin-bottom:12px;
}
.section h2{
  font-size:clamp(24px,3vw,34px);font-weight:800;color:var(--text-strong);
  line-height:1.24;letter-spacing:-.01em;
}
.section__desc{margin-top:14px;font-size:16px;color:var(--text-muted);max-width:660px}

/* ============ 筛选标签 ============ */
.filter-bar{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  padding:18px 20px;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-card);box-shadow:var(--shadow-sm);
}
.filter-bar__label{font-size:13px;color:var(--text-muted);letter-spacing:.06em;margin-right:6px}
.chip{
  height:36px;padding:0 16px;border-radius:999px;
  border:1px solid var(--line);background:#fff;
  font-size:14px;font-weight:500;color:var(--text);
  transition:border-color .2s var(--ease),background-color .2s var(--ease),color .2s var(--ease);
}
.chip:hover{border-color:rgba(31,209,178,.6);color:var(--primary-600)}
.chip.is-active{
  background:rgba(31,209,178,.10);border-color:var(--primary);
  color:#0B6B5C;font-weight:700;
}

/* ============ 时间线 ============ */
.timeline{margin-top:34px}
.tl-item{
  display:grid;grid-template-columns:132px 44px minmax(0,1fr);
  align-items:start;
}
.tl-item[hidden]{display:none}
.tl-time{
  padding-top:4px;padding-right:20px;text-align:right;
  font-size:14px;color:var(--text-muted);letter-spacing:.02em;
}
.tl-rail{position:relative;align-self:stretch;min-height:100%}
.tl-rail::before{
  content:"";position:absolute;left:50%;top:0;bottom:0;width:2px;
  background:var(--line);transform:translateX(-1px);
}
.tl-rail::after{
  content:"";position:absolute;left:50%;top:7px;
  width:10px;height:10px;border-radius:50%;
  background:var(--sand-050);border:2px solid #CFCBC2;
  transform:translateX(-50%);
}
.tl-item:last-child .tl-rail::before{height:14px;bottom:auto}
.tl-item.is-key .tl-rail::after{
  background:var(--primary);border-color:var(--primary);
  box-shadow:0 0 0 4px rgba(31,209,178,.16);
}
.tl-body{padding:0 0 38px 22px}
.tl-body h3{font-size:19px;font-weight:700;color:var(--text-strong);line-height:1.35}
.tl-tags{display:flex;flex-wrap:wrap;gap:8px;margin:10px 0 10px}
.tag{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;
  border-radius:999px;font-size:12.5px;font-weight:500;
  background:rgba(31,209,178,.10);color:#0B6B5C;
}
.tag--gold{background:rgba(216,178,106,.16);color:#8A6C２C}
.tag--gold{background:rgba(216,178,106,.16);color:#8A6C2C}
.tag--grey{background:#F0EFEB;color:var(--text-muted)}
.tl-body p{font-size:15px;color:var(--text-muted);max-width:640px}
.tl-meta{display:flex;flex-wrap:wrap;gap:18px;font-size:13px;color:var(--text-muted);margin-top:10px}
.tl-meta i{color:var(--accent);margin-right:6px}

/* ============ 嘉宾横滑 ============ */
.guest-wrap{margin-top:6px}
.guest-scroll{
  display:flex;gap:20px;overflow-x:auto;padding:6px 4px 18px;
  scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;
}
.guest-scroll::-webkit-scrollbar{height:6px}
.guest-scroll::-webkit-scrollbar-thumb{background:var(--line);border-radius:999px}
.guest{
  flex:0 0 268px;scroll-snap-align:start;background:#fff;
  border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-sm);
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.guest:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(31,209,178,.4)}
.guest__media{position:relative;aspect-ratio:4/3;background:rgba(31,209,178,.06);overflow:hidden}
.guest__media img{width:100%;height:100%;object-fit:cover;transition:transform .3s var(--ease)}
.guest:hover .guest__media img{transform:scale(1.03)}
.guest__pos{
  position:absolute;left:12px;bottom:12px;
  height:24px;padding:0 10px;border-radius:999px;
  background:rgba(10,11,14,.72);color:var(--text-invert);
  font-size:12.5px;display:inline-flex;align-items:center;
}
.guest__body{padding:20px 22px 24px}
.guest__body h3{font-size:18px;font-weight:700;color:var(--text-strong)}
.guest__role{font-size:13px;color:var(--accent);font-weight:500;margin-top:6px;letter-spacing:.03em}
.guest__body p{font-size:14.5px;color:var(--text-muted);margin-top:12px}
.guest-hint{font-size:13px;color:var(--text-muted);margin-top:6px}

/* ============ 相关阅读 ============ */
.read-list{margin-top:26px;border-top:1px solid var(--line)}
.read-item{
  display:flex;align-items:baseline;justify-content:space-between;gap:20px;
  padding:20px 4px;border-bottom:1px solid var(--line);
  transition:background-color .2s var(--ease);
}
.read-item:hover{background:rgba(31,209,178,.04)}
.read-item__title{font-size:16.5px;font-weight:500;color:var(--text-strong)}
.read-item:hover .read-item__title{color:var(--primary-600)}
.read-item time{font-size:13px;color:var(--text-muted);white-space:nowrap}

/* ============ CTA 条 ============ */
.cta-band{
  margin-top:96px;background:var(--ink-900);border-radius:18px;
  padding:56px 56px;display:flex;flex-wrap:wrap;gap:32px;
  align-items:center;justify-content:space-between;
  position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;right:-90px;top:-90px;width:280px;height:280px;
  border-radius:50%;background:radial-gradient(circle,rgba(31,209,178,.22),transparent 70%);
}
.cta-band__text{position:relative;z-index:2;max-width:560px}
.cta-band h2{color:var(--text-invert);font-size:clamp(22px,2.6vw,30px);font-weight:800;line-height:1.28}
.cta-band p{color:var(--text-invert-muted);margin-top:12px;font-size:15.5px}
.cta-band__actions{position:relative;z-index:2;display:flex;flex-wrap:wrap;gap:14px}

/* ============ 页脚 ============ */
.footer{
  margin-top:96px;background:var(--ink-900);
  padding:72px 0 28px;color:var(--text-invert-muted);
}
.footer__grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px}
.footer__brand{display:flex;align-items:center;gap:10px;color:var(--text-invert);font-size:16px}
.footer__brand .brand__star{width:10px;height:10px;flex:0 0 10px}
.footer__desc{margin-top:16px;font-size:14px;line-height:1.8;max-width:300px}
.footer h3{font-size:14px;color:var(--text-invert);font-weight:700;letter-spacing:.06em;margin-bottom:18px}
.footer ul li{margin-bottom:11px}
.footer ul a{font-size:14px;color:var(--text-invert-muted);transition:color .2s var(--ease),transform .2s var(--ease);display:inline-block}
.footer ul a:hover{color:var(--primary);transform:translateX(2px)}
.footer__contact li{display:flex;align-items:center;gap:10px;font-size:14px}
.footer__contact i{color:var(--accent);width:16px;text-align:center}
.footer__bottom{
  margin-top:56px;padding-top:24px;border-top:1px solid rgba(255,255,255,.08);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:rgba(167,173,184,.75);
}

/* ============ 动效 ============ */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .42s ease-out,transform .42s ease-out}
.reveal.is-visible{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  .container{padding:0 24px}
  .hero__inner{padding:58px 40px 52px}
  .cta-band{padding:44px 36px}
}
@media (max-width:1023.98px){
  .side-nav{display:none}
  .topbar{display:flex}
  .app{margin-left:0;padding-top:56px}
  .section{padding-top:72px}
  .footer__grid{grid-template-columns:1fr 1fr;gap:32px}
  .crumb{padding-top:22px}
}
@media (max-width:767.98px){
  .container{padding:0 18px}
  .hero__inner{padding:44px 24px 42px}
  .hero__stats{gap:18px}
  .hero__stat{padding-left:12px}
  .hero__stat .num{font-size:22px}
  .btn{height:48px;padding:0 20px}
  .btn--block-mobile{width:100%}
  .tl-item{grid-template-columns:1fr;gap:0}
  .tl-time{text-align:left;padding:0 0 8px 22px;font-size:13px}
  .tl-rail{display:none}
  .tl-body{padding:0 0 32px 22px;border-left:2px solid var(--line);position:relative}
  .tl-item.is-key .tl-body{border-left-color:rgba(31,209,178,.5)}
  .tl-body::before{
    content:"";position:absolute;left:-6px;top:8px;width:10px;height:10px;
    border-radius:50%;background:var(--sand-050);border:2px solid #CFCBC2;
  }
  .tl-item.is-key .tl-body::before{background:var(--primary);border-color:var(--primary)}
  .cta-band{padding:34px 22px;border-radius:14px}
  .cta-band__actions{width:100%;flex-direction:column}
  .footer{padding-top:56px}
  .footer__grid{grid-template-columns:1fr;gap:0}
  .footer__grid > div{padding:18px 0;border-bottom:1px solid rgba(255,255,255,.08)}
  .footer__grid > div:last-child{border-bottom:0}
  .footer h3{margin-bottom:12px}
  .guest{flex:0 0 82%}
}
@media (max-width:519.98px){
  .section{padding-top:56px}
  .hero{border-radius:14px}
  .filter-bar{padding:14px 14px;gap:8px}
  .chip{height:34px;padding:0 13px;font-size:13px}
  .read-item{flex-direction:column;gap:6px}
  .footer__bottom{flex-direction:column}
}

/* roulang page: category2 */
:root{
  --ink-900:#0A0B0E;
  --ink-800:#14161B;
  --ink-700:#1E2128;
  --sand-050:#F7F6F3;
  --sand-100:#EFEDE8;
  --line:#E2DFD8;
  --primary:#1FD1B2;
  --primary-600:#14A88F;
  --accent:#D8B26A;
  --violet:#5B4B9E;
  --text-strong:#0E1014;
  --text:#3B4048;
  --text-muted:#7A828E;
  --text-invert:#F2F1ED;
  --text-invert-muted:#A7ADB8;
  --ok:#1FA97C;
  --warn:#C9902E;
  --err:#C2453F;
  --card-r:14px;
  --img-r:12px;
  --btn-r:8px;
  --input-r:8px;
  --pill:999px;
  --shadow-sm:0 2px 8px rgba(10,11,14,.06);
  --shadow-md:0 10px 30px rgba(10,11,14,.10);
  --nav-w:232px;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--sand-050);
  color:var(--text);
  font-family:"Noto Sans SC","Inter","Space Grotesk",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3,h4,p,figure,blockquote{margin:0;}
ul,ol{list-style:none;margin:0;padding:0;}
img{max-width:100%;display:block;}
a{color:var(--text-strong);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--primary-600);}
button{font-family:inherit;font-size:inherit;}
strong{font-weight:700;}
h1,h2,h3{color:var(--text-strong);}
h1{font-size:clamp(34px,5.2vw,64px);font-weight:900;line-height:1.12;letter-spacing:-.02em;}
h2{font-size:clamp(26px,3.4vw,40px);font-weight:800;line-height:1.2;letter-spacing:-.01em;}
h3{font-size:21px;font-weight:700;line-height:1.35;}
.num{font-variant-numeric:tabular-nums;font-family:"Space Grotesk","Inter",sans-serif;}

:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:4px;}

/* ---------- 布局骨架 ---------- */
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
.site-main{margin-left:var(--nav-w);}
.panel{padding:96px 0;}
.panel--tight{padding:72px 0;}
.panel--sand{background:var(--sand-100);}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head p{margin-top:14px;color:var(--text-muted);font-size:16px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.14em;
  color:var(--primary-600);text-transform:uppercase;
  margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--accent);display:block;}

.grid-x.gutter{margin-left:-12px;margin-right:-12px;}
.grid-x.gutter > .cell{padding-left:12px;padding-right:12px;}

/* ---------- 左侧 App Shell 导航 ---------- */
.side-nav{
  position:fixed;top:0;left:0;bottom:0;width:var(--nav-w);
  background:var(--ink-900);
  padding:26px 16px 22px;
  display:flex;flex-direction:column;
  z-index:60;
  overflow-y:auto;
  border-right:1px solid rgba(255,255,255,.06);
}
.side-nav__brand{padding:0 8px 22px;border-bottom:1px solid rgba(255,255,255,.08);}
.brand{display:flex;align-items:center;gap:10px;}
.brand__star{
  width:14px;height:14px;flex:0 0 14px;position:relative;display:block;
  background:var(--primary);
  clip-path:polygon(50% 0%,61% 39%,100% 50%,61% 61%,50% 100%,39% 61%,0% 50%,39% 39%);
}
.brand__text{display:flex;flex-direction:column;line-height:1.16;}
.brand__text strong{color:var(--text-invert);font-size:16px;font-weight:900;letter-spacing:.01em;}
.brand__text em{font-style:normal;color:var(--primary);font-size:16px;font-weight:900;letter-spacing:.01em;}
.side-nav__sub{margin-top:10px;font-size:12px;color:var(--text-invert-muted);letter-spacing:.08em;}
.side-nav__label{
  margin:22px 8px 10px;font-size:12px;font-weight:700;letter-spacing:.18em;
  color:#6E747F;text-transform:uppercase;
}
.side-nav__links{display:flex;flex-direction:column;gap:2px;}
.nav-item{
  position:relative;display:flex;align-items:center;gap:12px;
  height:44px;padding-left:16px;
  font-size:14.5px;font-weight:500;color:var(--text-invert-muted);
  border-left:3px solid transparent;
  transition:color .2s ease,background-color .2s ease,border-color .2s ease;
}
.nav-item i{font-size:15px;width:18px;text-align:center;color:#6E747F;transition:color .2s ease;}
.nav-item:hover{color:var(--text-invert);background:rgba(31,209,178,.04);border-left-color:rgba(31,209,178,.4);}
.nav-item:hover i{color:var(--primary);}
.nav-item.is-active{color:var(--text-invert);font-weight:700;border-left-color:var(--primary);background:rgba(31,209,178,.07);}
.nav-item.is-active i{color:var(--primary);}
.side-nav__cta{margin-top:auto;padding-top:24px;}
.side-nav__cta-btn{width:100%;font-size:14.5px;}
.side-nav__foot{margin-top:16px;padding:0 8px;font-size:11.5px;color:#5E646E;line-height:1.6;}

.topbar{
  display:none;
  position:fixed;top:0;left:0;right:0;height:56px;z-index:50;
  background:rgba(10,11,14,.96);
  border-bottom:1px solid rgba(255,255,255,.08);
  align-items:center;gap:12px;padding:0 16px;
  backdrop-filter:blur(6px);
}
.topbar__toggle{
  width:44px;height:44px;border:0;background:transparent;color:var(--text-invert);
  display:flex;align-items:center;justify-content:center;cursor:pointer;border-radius:8px;
}
.topbar__toggle span{position:relative;width:18px;height:2px;background:currentColor;display:block;transition:background .2s;}
.topbar__toggle span::before,
.topbar__toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:currentColor;transition:transform .25s ease;}
.topbar__toggle span::before{top:-6px;}
.topbar__toggle span::after{top:6px;}
.topbar__toggle[aria-expanded="true"] span{background:transparent;}
.topbar__toggle[aria-expanded="true"] span::before{transform:translateY(6px) rotate(45deg);}
.topbar__toggle[aria-expanded="true"] span::after{transform:translateY(-6px) rotate(-45deg);}
.topbar__brand{display:flex;align-items:center;gap:8px;color:var(--text-invert);font-weight:700;font-size:15px;}
.nav-mask{
  position:fixed;inset:0;background:rgba(10,11,14,.55);z-index:55;
  opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;
}
.nav-mask.is-open{opacity:1;visibility:visible;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  height:44px;padding:0 22px;border-radius:var(--btn-r);
  font-size:15px;font-weight:700;line-height:1;
  border:1px solid transparent;cursor:pointer;
  transition:background-color .2s ease,color .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.btn i{font-size:14px;}
.btn--lg{height:52px;padding:0 28px;font-size:16px;}
.btn--sm{height:36px;padding:0 16px;font-size:13.5px;}
.btn--primary{background:var(--primary);color:#04231D;}
.btn--primary:hover{background:var(--primary-600);color:#04231D;transform:translateY(-1px);}
.btn--onDark{background:var(--text-invert);color:var(--ink-900);}
.btn--onDark:hover{background:var(--primary);color:#04231D;transform:translateY(-1px);}
.btn--ghost{border-color:rgba(255,255,255,.24);color:var(--text-invert);background:transparent;}
.btn--ghost:hover{border-color:rgba(255,255,255,.44);background:rgba(255,255,255,.06);color:var(--text-invert);}
.btn--outline{border-color:var(--line);background:#fff;color:var(--text-strong);}
.btn--outline:hover{border-color:var(--primary);color:var(--primary-600);background:rgba(31,209,178,.06);}
.btn--text{height:auto;padding:0;background:none;color:var(--primary-600);font-weight:700;gap:8px;}
.btn--text:hover{color:var(--primary-600);}
.btn--text i{transition:transform .2s ease;}
.btn--text:hover i{transform:translateX(3px);}
.btn--block{width:100%;}

/* ---------- 标签 / 徽章 ---------- */
.tag{
  display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 12px;
  border-radius:var(--pill);font-size:13px;font-weight:500;
  background:rgba(31,209,178,.10);color:var(--primary-600);
}
.tag--gold{background:rgba(216,178,106,.14);color:#9C7A2E;}
.tag--gray{background:rgba(122,130,142,.12);color:var(--text-muted);}
.tag--line{background:#fff;border:1px solid var(--line);color:var(--text-muted);}
.tag--onDark{background:rgba(255,255,255,.08);color:var(--text-invert-muted);}

/* ---------- Hero ---------- */
.hero{position:relative;background:var(--ink-900);color:var(--text-invert);overflow:hidden;padding:104px 0 88px;}
.hero__bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
  opacity:.30;
}
.hero__veil{
  position:absolute;inset:0;
  background:linear-gradient(105deg,rgba(10,11,14,.95) 0%,rgba(10,11,14,.82) 46%,rgba(10,11,14,.58) 100%);
}
.hero__inner{position:relative;z-index:2;}
.hero h1{color:var(--text-invert);max-width:16em;}
.hero__sub{margin-top:20px;font-size:17px;color:var(--text-invert-muted);max-width:34em;}
.hero__stats{display:flex;flex-wrap:wrap;gap:12px 34px;margin-top:34px;}
.hero__stat{border-left:1px solid rgba(255,255,255,.16);padding-left:16px;}
.hero__stat:first-child{border-left:0;padding-left:0;}
.hero__stat dt{font-size:12.5px;color:var(--text-invert-muted);letter-spacing:.06em;}
.hero__stat dd{
  margin:4px 0 0;font-size:19px;font-weight:700;color:var(--text-invert);
  font-variant-numeric:tabular-nums;font-family:"Space Grotesk","Inter",sans-serif;
}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:38px;}
.hero__card{
  background:var(--ink-800);
  border:1px solid rgba(255,255,255,.08);
  border-radius:var(--card-r);
  padding:26px;
}
.hero__card h2{font-size:17px;font-weight:700;color:var(--text-invert);letter-spacing:.02em;}
.hero__card ul{margin-top:18px;display:flex;flex-direction:column;gap:14px;}
.hero__card li{display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:14px;color:var(--text-invert-muted);}
.status{display:inline-flex;align-items:center;gap:7px;font-weight:700;color:var(--text-invert);font-size:13.5px;}
.dot{width:8px;height:8px;border-radius:50%;background:var(--ok);display:inline-block;}
.dot--gold{background:var(--accent);}
.dot--mute{background:#6E747F;}
.hero__card-foot{margin-top:22px;padding-top:18px;border-top:1px solid rgba(255,255,255,.08);font-size:12.5px;color:#7C838E;}

/* ---------- 安全提示横条 ---------- */
.notice{
  background:rgba(31,209,178,.06);
  border-top:1px solid rgba(31,209,178,.16);
  border-bottom:1px solid rgba(31,209,178,.16);
}
.notice__inner{display:flex;align-items:flex-start;gap:16px;padding:22px 0;}
.notice__icon{
  flex:0 0 38px;width:38px;height:38px;border-radius:50%;
  background:rgba(31,209,178,.14);color:var(--primary-600);
  display:flex;align-items:center;justify-content:center;font-size:16px;
}
.notice p{font-size:15px;color:var(--text);max-width:68em;}
.notice strong{color:var(--text-strong);}

/* ---------- 双栏 / 粘性要点栏 ---------- */
.split__main{display:flex;flex-direction:column;gap:30px;}
.doc-block{
  background:#fff;border:1px solid var(--line);border-radius:var(--card-r);
  padding:28px;box-shadow:var(--shadow-sm);
  transition:border-color .24s ease,transform .24s ease,box-shadow .24s ease;
}
.doc-block:hover{transform:translateY(-4px);border-color:rgba(31,209,178,.4);box-shadow:var(--shadow-md);}
.doc-block h3{display:flex;align-items:center;gap:12px;}
.doc-block h3 i{
  width:36px;height:36px;border-radius:10px;flex:0 0 36px;
  background:rgba(91,75,158,.10);color:var(--violet);
  display:flex;align-items:center;justify-content:center;font-size:15px;
}
.doc-block p{margin-top:14px;font-size:15.5px;color:var(--text);}
.doc-block ul{margin-top:16px;display:flex;flex-direction:column;gap:10px;}
.doc-block li{position:relative;padding-left:20px;font-size:15px;color:var(--text);}
.doc-block li::before{
  content:"";position:absolute;left:0;top:10px;width:7px;height:7px;
  background:var(--accent);border-radius:2px;
}
.sticky-col{position:sticky;top:32px;display:flex;flex-direction:column;gap:20px;}
.aside-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--card-r);
  padding:24px;box-shadow:var(--shadow-sm);
}
.aside-card h3{font-size:16.5px;}
.aside-card .tag{margin-bottom:12px;}
.check-list{margin-top:18px;display:flex;flex-direction:column;gap:12px;}
.check-list li{display:flex;gap:10px;font-size:14.5px;color:var(--text);line-height:1.65;}
.check-list i{color:var(--primary-600);font-size:13px;margin-top:5px;}
.aside-card--dark{background:var(--ink-900);border-color:rgba(255,255,255,.08);}
.aside-card--dark h3{color:var(--text-invert);}
.aside-card--dark p{margin-top:10px;font-size:14px;color:var(--text-invert-muted);}
.aside-card--dark .contact-line{
  display:flex;align-items:center;gap:10px;margin-top:14px;
  font-size:14.5px;color:var(--text-invert);font-variant-numeric:tabular-nums;
}
.aside-card--dark .contact-line i{color:var(--primary);font-size:13px;}
.aside-card--dark .btn{margin-top:20px;}

/* ---------- 图文自查区 ---------- */
.figure-card{
  border-radius:var(--img-r);overflow:hidden;border:1px solid var(--line);
  background:var(--sand-100);box-shadow:var(--shadow-sm);
}
.figure-card img{width:100%;aspect-ratio:4/3;object-fit:cover;background:rgba(31,209,178,.08);}
.figure-card figcaption{padding:12px 16px;font-size:13px;color:var(--text-muted);background:#fff;border-top:1px solid var(--line);}
.row-list{margin-top:26px;border-top:1px solid var(--line);}
.row-list li{
  display:flex;align-items:flex-start;gap:16px;
  padding:18px 0;border-bottom:1px solid var(--line);
}
.row-list i{
  flex:0 0 34px;width:34px;height:34px;border-radius:10px;
  background:rgba(31,209,178,.10);color:var(--primary-600);
  display:flex;align-items:center;justify-content:center;font-size:14px;
}
.row-list h3{font-size:16px;}
.row-list p{margin-top:4px;font-size:14.5px;color:var(--text-muted);}

/* ---------- 风险卡片 ---------- */
.risk-card{
  height:100%;background:#fff;border:1px solid var(--line);border-left:3px solid var(--accent);
  border-radius:var(--card-r);padding:26px;
  transition:transform .24s ease,border-color .24s ease,box-shadow .24s ease;
}
.risk-card:hover{transform:translateY(-4px);border-left-color:var(--primary);box-shadow:var(--shadow-md);}
.risk-card i.risk-ico{font-size:19px;color:var(--violet);}
.risk-card h3{margin-top:14px;font-size:18px;}
.risk-card p{margin-top:10px;font-size:14.5px;color:var(--text);}
.risk-card .risk-answer{
  margin-top:18px;padding-top:16px;border-top:1px dashed var(--line);
  font-size:13.5px;color:var(--primary-600);font-weight:700;display:flex;gap:8px;align-items:flex-start;
}
.risk-card .risk-answer i{font-size:13px;margin-top:5px;}

/* ---------- 记录清单 ---------- */
.record{
  background:#fff;border:1px solid var(--line);border-radius:var(--card-r);overflow:hidden;
}
.record__head{
  display:grid;grid-template-columns:1.1fr 1.4fr 1fr;gap:16px;
  padding:16px 26px;background:var(--sand-100);border-bottom:1px solid var(--line);
  font-size:12.5px;letter-spacing:.08em;color:var(--text-muted);text-transform:uppercase;font-weight:700;
}
.record__row{
  display:grid;grid-template-columns:1.1fr 1.4fr 1fr;gap:16px;align-items:center;
  padding:18px 26px;border-bottom:1px solid var(--line);
  font-size:14.5px;
}
.record__row:last-child{border-bottom:0;}
.record__row:nth-child(even){background:rgba(10,11,14,.014);}
.record__row strong{font-size:15px;color:var(--text-strong);}
.record__row span{color:var(--text-muted);font-variant-numeric:tabular-nums;}

/* ---------- FAQ ---------- */
.faq{border-top:1px solid var(--line);}
.faq__item{border-bottom:1px solid var(--line);}
.faq__q{margin:0;font-size:16.5px;}
.faq__trigger{
  width:100%;min-height:64px;display:flex;align-items:center;justify-content:space-between;gap:20px;
  background:none;border:0;cursor:pointer;text-align:left;color:var(--text-strong);
  padding:18px 4px;font-weight:700;font-size:16.5px;transition:color .2s ease;
}
.faq__trigger:hover{color:var(--primary-600);}
.faq__icon{
  position:relative;flex:0 0 16px;width:16px;height:16px;transition:transform .24s ease;
}
.faq__icon::before,.faq__icon::after{
  content:"";position:absolute;background:var(--primary-600);border-radius:2px;
}
.faq__icon::before{left:0;top:7px;width:16px;height:2px;}
.faq__icon::after{left:7px;top:0;width:2px;height:16px;}
.faq__item.is-open .faq__icon{transform:rotate(90deg);}
.faq__panel{max-height:0;overflow:hidden;transition:max-height .24s ease;}
.faq__panel p{padding:0 4px 22px;font-size:15px;line-height:1.7;color:var(--text);max-width:62em;}

/* ---------- 相关阅读 ---------- */
.read-list{margin-top:8px;border-top:1px solid var(--line);}
.read-list li a{
  display:flex;align-items:baseline;justify-content:space-between;gap:20px;
  padding:18px 4px;border-bottom:1px solid var(--line);font-size:16px;font-weight:500;
  transition:color .2s ease,padding-left .2s ease;
}
.read-list li a:hover{color:var(--primary-600);padding-left:6px;}
.read-list time{font-size:13.5px;color:var(--text-muted);white-space:nowrap;font-variant-numeric:tabular-nums;}

/* ---------- 页脚前 CTA ---------- */
.cta-band{
  position:relative;background:var(--ink-900);color:var(--text-invert);
  border-radius:var(--card-r);padding:52px;overflow:hidden;
}
.cta-band__glow{
  position:absolute;right:-120px;top:-120px;width:380px;height:380px;border-radius:50%;
  background:radial-gradient(circle,rgba(91,75,158,.55) 0%,rgba(91,75,158,0) 70%);
}
.cta-band__inner{position:relative;z-index:2;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:28px;}
.cta-band h2{color:var(--text-invert);font-size:clamp(24px,2.8vw,32px);max-width:22em;}
.cta-band p{margin-top:12px;color:var(--text-invert-muted);font-size:15.5px;max-width:34em;}
.cta-band__actions{display:flex;flex-wrap:wrap;gap:14px;}

/* ---------- 页脚 ---------- */
.footer{background:var(--ink-900);color:var(--text-invert-muted);padding:70px 0 26px;margin-top:0;}
.footer__grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px;}
.footer__brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer__brand strong{color:var(--text-invert);font-size:16.5px;font-weight:900;}
.footer__desc{font-size:14px;line-height:1.7;max-width:26em;}
.footer h3{color:var(--text-invert);font-size:14.5px;font-weight:700;letter-spacing:.04em;margin-bottom:18px;}
.footer ul{display:flex;flex-direction:column;gap:11px;}
.footer li a{display:inline-block;font-size:14px;color:var(--text-invert-muted);transition:color .2s ease,transform .2s ease;}
.footer li a:hover{color:var(--primary);transform:translateX(2px);}
.footer__contact li{display:flex;align-items:center;gap:10px;font-size:14px;color:var(--text-invert-muted);}
.footer__contact i{color:var(--primary);font-size:13px;width:16px;text-align:center;}
.footer__bottom{
  margin-top:48px;padding-top:20px;border-top:1px solid rgba(255,255,255,.08);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  font-size:13px;color:#6E747F;
}

/* ---------- 动效 ---------- */
.reveal-up{opacity:0;transform:translateY(16px);transition:opacity .42s ease-out,transform .42s ease-out;}
.reveal-up.is-visible{opacity:1;transform:none;}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .site-main{margin-left:0;padding-top:56px;}
  .topbar{display:flex;}
  .side-nav{transform:translateX(-100%);transition:transform .3s ease;width:82vw;max-width:320px;}
  .side-nav.is-open{transform:translateX(0);}
  .panel{padding:72px 0;}
  .hero{padding:64px 0 60px;}
  .hero h1{max-width:none;}
  .cta-band{padding:38px 26px;}
  .footer__grid{grid-template-columns:1fr 1fr;gap:30px;}
  .sticky-col{position:static;}
  .record__head{display:none;}
  .record__row{grid-template-columns:1fr;gap:6px;padding:18px 20px;}
}
@media (max-width:767px){
  .container{padding:0 18px;}
  .panel{padding:56px 0;}
  .hero__stats{gap:14px 22px;}
  .hero__stat{width:calc(100% - 0px);}
  .hero__actions .btn{width:100%;}
  .doc-block{padding:22px;}
  .cta-band__actions{width:100%;}
  .cta-band__actions .btn{width:100%;}
}
@media (max-width:520px){
  .footer__grid{grid-template-columns:1fr;}
  .read-list li a{flex-direction:column;gap:6px;}
  .hero h1{font-size:clamp(28px,8vw,38px);}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important;}
  .reveal-up{opacity:1;transform:none;}
}

/* roulang page: category4 */
:root{
  --ink-900:#0A0B0E;
  --ink-800:#14161B;
  --ink-700:#1E2128;
  --sand-050:#F7F6F3;
  --sand-100:#EFEDE8;
  --line:#E2DFD8;
  --primary:#1FD1B2;
  --primary-600:#14A88F;
  --accent:#D8B26A;
  --violet:#5B4B9E;
  --text-strong:#0E1014;
  --text:#3B4048;
  --text-muted:#7A828E;
  --text-invert:#F2F1ED;
  --text-invert-muted:#A7ADB8;
  --success:#1FA97C;
  --warn:#C9902E;
  --danger:#C2453F;
  --radius-card:14px;
  --radius-img:12px;
  --radius-btn:8px;
  --shadow-1:0 2px 8px rgba(10,11,14,.06);
  --shadow-2:0 10px 30px rgba(10,11,14,.10);
  --sidebar-w:232px;
  --font-cn:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  --font-num:"Space Grotesk","Inter","Helvetica Neue",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--sand-050);
  -webkit-font-smoothing:antialiased;
}
body.no-scroll{overflow:hidden;}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;transition:color .2s ease,opacity .2s ease;}
a:focus-visible,button:focus-visible,.btn:focus-visible{outline:2px solid var(--primary);outline-offset:3px;border-radius:4px;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
h1,h2,h3,h4{color:var(--text-strong);font-weight:800;line-height:1.22;}
button{font-family:inherit;cursor:pointer;border:0;background:none;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px;}
.grid-x{display:flex;flex-flow:row wrap;margin-left:-12px;margin-right:-12px;}
.grid-x>.cell{padding-left:12px;padding-right:12px;min-width:0;}
.small-12{flex:0 0 100%;max-width:100%;}
@media screen and (min-width:640px){
  .medium-6{flex:0 0 50%;max-width:50%;}
}
@media screen and (min-width:1024px){
  .large-4{flex:0 0 33.3333%;max-width:33.3333%;}
  .large-5{flex:0 0 41.6667%;max-width:41.6667%;}
  .large-6{flex:0 0 50%;max-width:50%;}
  .large-7{flex:0 0 58.3333%;max-width:58.3333%;}
  .large-8{flex:0 0 66.6667%;max-width:66.6667%;}
}
.align-middle{align-items:center;}
.align-stretch{align-items:stretch;}

/* ---------- 侧边导航 ---------- */
.sidebar{
  position:fixed;top:0;left:0;bottom:0;width:var(--sidebar-w);
  background:var(--ink-900);
  border-right:1px solid rgba(255,255,255,.08);
  padding:28px 18px 20px;
  display:flex;flex-direction:column;
  z-index:60;
}
.brand{display:flex;align-items:flex-start;gap:10px;padding:0 8px 22px;border-bottom:1px solid rgba(255,255,255,.08);}
.brand__star{
  width:12px;height:12px;margin-top:7px;flex:0 0 12px;border-radius:50%;
  background:radial-gradient(circle at 30% 30%,var(--primary),rgba(31,209,178,.15) 70%);
  box-shadow:0 0 0 4px rgba(31,209,178,.10);
}
.brand__text{display:flex;flex-direction:column;}
.brand__text strong{
  display:block;color:var(--text-invert);font-size:16px;font-weight:800;letter-spacing:.02em;line-height:1.3;
}
.brand__text span{
  display:block;margin-top:4px;color:var(--text-invert-muted);font-size:11px;letter-spacing:.16em;text-transform:uppercase;
}
.side-nav{margin-top:22px;flex:1 1 auto;}
.side-nav__label{
  padding:0 12px;margin-bottom:10px;font-size:11px;letter-spacing:.18em;color:var(--text-invert-muted);text-transform:uppercase;
}
.nav-item{
  position:relative;display:flex;align-items:center;gap:12px;
  height:44px;padding:0 12px;border-radius:6px;
  color:var(--text-invert-muted);font-size:14.5px;font-weight:500;
  border-left:3px solid transparent;
  transition:background .2s ease,color .2s ease,border-color .2s ease;
}
.nav-item i{font-size:15px;width:20px;text-align:center;opacity:.9;}
.nav-item:hover{background:rgba(31,209,178,.06);border-left-color:rgba(31,209,178,.4);color:var(--text-invert);}
.nav-item.is-active{background:rgba(31,209,178,.08);border-left-color:var(--primary);color:var(--text-invert);font-weight:700;}
.nav-item.is-active i{color:var(--primary);opacity:1;}
.side-cta{margin-top:18px;padding-top:18px;border-top:1px solid rgba(255,255,255,.08);}
.side-cta .btn{width:100%;height:44px;}
.side-foot{margin-top:14px;padding:0 12px;font-size:11px;color:#6C737E;letter-spacing:.04em;}

/* ---------- 移动顶栏与抽屉 ---------- */
.mobile-bar{
  position:fixed;top:0;left:0;right:0;height:56px;z-index:70;
  background:rgba(10,11,14,.96);backdrop-filter:blur(8px);
  border-bottom:1px solid rgba(255,255,255,.08);
  display:flex;align-items:center;justify-content:space-between;
  padding:0 16px;
}
.mobile-bar__brand{display:flex;align-items:center;gap:9px;color:var(--text-invert);font-weight:800;font-size:15px;letter-spacing:.02em;}
.mobile-bar__brand .brand__star{margin-top:0;}
.burger{
  width:44px;height:44px;display:flex;align-items:center;justify-content:center;
  color:var(--text-invert);font-size:18px;border-radius:8px;
}
.burger:hover{background:rgba(255,255,255,.06);}
.drawer{
  position:fixed;top:0;left:0;bottom:0;width:82vw;max-width:320px;z-index:90;
  background:var(--ink-900);border-right:1px solid rgba(255,255,255,.08);
  padding:24px 18px;display:flex;flex-direction:column;
  transform:translateX(-102%);transition:transform .3s ease;
  overflow-y:auto;
}
.drawer.is-open{transform:translateX(0);}
.drawer-mask{
  position:fixed;inset:0;background:rgba(10,11,14,.55);z-index:80;opacity:0;visibility:hidden;transition:opacity .3s ease,visibility .3s;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.drawer__head{display:flex;align-items:center;justify-content:space-between;padding-bottom:18px;border-bottom:1px solid rgba(255,255,255,.08);}
.drawer__close{width:40px;height:40px;display:flex;align-items:center;justify-content:center;color:var(--text-invert-muted);font-size:18px;border-radius:8px;}
.drawer__close:hover{background:rgba(255,255,255,.06);color:var(--text-invert);}

/* ---------- 主区域 ---------- */
.app-main{padding-left:0;padding-top:56px;min-height:100vh;}
@media screen and (min-width:1024px){
  .mobile-bar{display:none;}
  .drawer,.drawer-mask{display:none;}
  .app-main{padding-left:var(--sidebar-w);padding-top:0;}
}
section{scroll-margin-top:72px;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--radius-btn);
  font-size:14.5px;font-weight:700;letter-spacing:.02em;
  border:1px solid transparent;white-space:nowrap;
  transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.btn--lg{height:52px;padding:0 28px;font-size:15.5px;}
.btn--sm{height:36px;padding:0 16px;font-size:13.5px;}
.btn--primary{background:var(--primary);color:#062621;box-shadow:0 2px 8px rgba(31,209,178,.24);}
.btn--primary:hover{background:var(--primary-600);color:#04201B;transform:translateY(-1px);box-shadow:0 8px 22px rgba(20,168,143,.28);}
.btn--primary:active{transform:translateY(0);}
.btn--ghost{border-color:var(--line);color:var(--text-strong);background:transparent;}
.btn--ghost:hover{background:rgba(31,209,178,.06);border-color:rgba(31,209,178,.5);color:var(--text-strong);}
.btn--ghost-dark{border-color:rgba(255,255,255,.22);color:var(--text-invert);background:transparent;}
.btn--ghost-dark:hover{background:rgba(31,209,178,.10);border-color:rgba(31,209,178,.6);color:#fff;}
.btn--light{background:var(--sand-050);color:var(--ink-900);}
.btn--light:hover{background:#fff;transform:translateY(-1px);}
.btn--text{height:auto;padding:0;color:var(--primary-600);font-weight:700;gap:10px;}
.btn--text i{transition:transform .2s ease;}
.btn--text:hover{color:var(--primary);}
.btn--text:hover i{transform:translateX(3px);}

/* ---------- 标签 / 徽章 ---------- */
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:600;letter-spacing:.16em;text-transform:uppercase;
  color:var(--primary-600);
}
.eyebrow--dark{color:var(--primary);}
.eyebrow::before{content:"";width:22px;height:1px;background:currentColor;opacity:.7;}
.tag{
  display:inline-flex;align-items:center;gap:6px;height:25px;padding:0 11px;
  border-radius:999px;font-size:12.5px;font-weight:600;letter-spacing:.02em;
  background:rgba(31,209,178,.10);color:#0F7C69;
}
.tag--accent{background:rgba(216,178,106,.16);color:#8A6A24;}
.tag--muted{background:rgba(122,130,142,.12);color:var(--text-muted);}
.badge-rec{
  position:absolute;top:-11px;left:50%;transform:translateX(-50%);
  height:24px;padding:0 12px;border-radius:999px;
  background:var(--accent);color:#3A2B08;font-size:12px;font-weight:800;letter-spacing:.06em;
  display:inline-flex;align-items:center;
}

/* ---------- 首屏 ---------- */
.hero{
  position:relative;overflow:hidden;background:var(--ink-900);color:var(--text-invert);
  padding:84px 0 76px;
}
.hero__bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
  opacity:.34;
}
.hero__bg::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(105deg,rgba(10,11,14,.94) 0%,rgba(10,11,14,.78) 46%,rgba(10,11,14,.55) 100%);
}
.hero__dots{
  position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:radial-gradient(rgba(255,255,255,.16) 1px,transparent 1px);
  background-size:46px 46px;
  animation:drift 24s linear infinite alternate;
}
@keyframes drift{from{background-position:0 0;}to{background-position:120px 80px;}}
.hero__inner{position:relative;z-index:2;}
.hero h1{
  color:var(--text-invert);font-size:clamp(30px,4.4vw,54px);font-weight:900;
  letter-spacing:-.02em;line-height:1.14;margin-top:18px;max-width:16em;
}
.hero__lead{margin-top:18px;font-size:17px;line-height:1.8;color:var(--text-invert-muted);max-width:36em;}
.hero__actions{margin-top:30px;display:flex;flex-wrap:wrap;gap:14px;}
.hero__meta{margin-top:34px;display:flex;flex-wrap:wrap;gap:12px 30px;}
.hero__meta li{display:flex;align-items:center;gap:10px;font-size:14px;color:var(--text-invert-muted);}
.hero__meta .meta-num{
  font-family:var(--font-num);font-variant-numeric:tabular-nums;
  font-size:13px;font-weight:700;color:var(--accent);letter-spacing:.06em;
}
.hero__card{
  background:rgba(20,22,27,.86);
  border:1px solid rgba(255,255,255,.08);
  border-radius:var(--radius-card);
  padding:26px;backdrop-filter:blur(6px);
}
.hero__card h2{color:var(--text-invert);font-size:16px;letter-spacing:.04em;font-weight:700;}
.hero__card-list{margin-top:18px;display:flex;flex-direction:column;}
.hero__card-list li{
  display:flex;align-items:baseline;justify-content:space-between;gap:14px;
  padding:13px 0;border-bottom:1px dashed rgba(255,255,255,.10);
}
.hero__card-list li:last-child{border-bottom:0;padding-bottom:0;}
.hero__card-list span:first-child{font-size:14px;color:var(--text-invert-muted);}
.hero__card-list span:last-child{
  font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:17px;font-weight:700;color:var(--accent);letter-spacing:.01em;
}
.hero__card-note{margin-top:20px;font-size:12.5px;color:#7C838E;line-height:1.7;}

/* ---------- 板块通用 ---------- */
.section{padding:96px 0;}
.section--tight{padding:80px 0;}
.section--sand{background:var(--sand-100);}
.section__head{max-width:760px;margin-bottom:52px;}
.section__head h2{margin-top:14px;font-size:clamp(25px,3.2vw,38px);font-weight:800;letter-spacing:-.01em;}
.section__head p{margin-top:16px;font-size:16px;color:var(--text-muted);line-height:1.8;}
.section__head--row{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:24px;max-width:none;}

/* ---------- 席位卡 ---------- */
.seat-card{
  position:relative;height:100%;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:30px 26px 28px;display:flex;flex-direction:column;
  transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.seat-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:rgba(31,209,178,.4);}
.seat-card--rec{border-color:var(--primary);box-shadow:0 2px 8px rgba(31,209,178,.14);}
.seat-card h3{font-size:20px;font-weight:800;}
.seat-card__desc{margin-top:10px;font-size:14px;color:var(--text-muted);line-height:1.75;min-height:48px;}
.seat-card__price{
  margin-top:20px;display:flex;align-items:baseline;gap:6px;
  font-family:var(--font-num);font-variant-numeric:tabular-nums;
  color:var(--accent);font-weight:700;
}
.seat-card__price b{font-size:40px;line-height:1;letter-spacing:-.01em;}
.seat-card__price em{font-style:normal;font-size:14px;color:var(--text-muted);font-weight:500;font-family:var(--font-cn);}
.seat-card__divider{height:1px;background:var(--line);margin:24px 0 20px;}
.seat-card__list{flex:1 1 auto;display:flex;flex-direction:column;gap:12px;}
.seat-card__list li{display:flex;gap:10px;font-size:14.5px;color:var(--text);line-height:1.65;}
.seat-card__list i{color:var(--primary);font-size:13px;margin-top:5px;flex:0 0 auto;}
.seat-card__list li.is-off{color:var(--text-muted);}
.seat-card__list li.is-off i{color:#C4C0B8;}
.seat-card .btn{margin-top:26px;width:100%;}

/* ---------- 权益对照 ---------- */
.rights{border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;background:#fff;}
.rights__head,.rights-row{
  display:flex;align-items:center;gap:18px;padding:0 24px;
}
.rights__head{
  height:52px;background:var(--sand-100);border-bottom:1px solid var(--line);
  font-size:12.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--text-muted);font-weight:700;
}
.rights__head .rights__col-title{flex:1 1 auto;}
.rights__head .rights__col-mark{flex:0 0 300px;display:flex;justify-content:space-between;font-size:12px;}
.rights-row{border-bottom:1px solid var(--line);min-height:56px;}
.rights-row:last-child{border-bottom:0;}
.rights-row:hover{background:rgba(31,209,178,.04);}
.rights-row__title{flex:1 1 auto;font-size:15px;font-weight:600;color:var(--text-strong);}
.rights-row__marks{flex:0 0 300px;display:flex;justify-content:space-between;}
.mark{
  display:inline-flex;align-items:center;justify-content:center;gap:6px;
  width:92px;height:26px;border-radius:999px;font-size:12.5px;font-weight:600;
  border:1px solid var(--line);color:var(--text-muted);background:var(--sand-050);
}
.mark--yes{background:rgba(31,209,178,.12);border-color:rgba(31,209,178,.35);color:#0F7C69;}
.mark--plus{background:rgba(216,178,106,.16);border-color:rgba(216,178,106,.45);color:#8A6A24;}

/* ---------- 数据指标 ---------- */
.metrics{display:flex;flex-wrap:wrap;gap:0;border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;background:#fff;}
.metric{
  flex:1 1 220px;padding:30px 26px;border-right:1px solid var(--line);
  display:flex;flex-direction:column;gap:8px;
}
.metric:last-child{border-right:0;}
.metric__num{
  font-family:var(--font-num);font-variant-numeric:tabular-nums;
  font-size:34px;font-weight:700;color:var(--text-strong);letter-spacing:-.01em;line-height:1.1;
}
.metric__num span{font-size:15px;font-weight:600;color:var(--text-muted);margin-left:4px;font-family:var(--font-cn);}
.metric__label{font-size:14px;color:var(--text-muted);}

/* ---------- 票务须知 ---------- */
.notice-shell{align-items:stretch;}
.notice-media{
  border-radius:var(--radius-img);overflow:hidden;border:1px solid var(--line);
  background:var(--sand-100);height:100%;min-height:260px;
}
.notice-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3;}
.notice-list{display:flex;flex-direction:column;}
.notice-item{
  display:flex;gap:20px;padding:22px 0;border-bottom:1px solid var(--line);
}
.notice-item:first-child{padding-top:0;}
.notice-item:last-child{border-bottom:0;padding-bottom:0;}
.notice-item__no{
  flex:0 0 40px;font-family:var(--font-num);font-variant-numeric:tabular-nums;
  font-size:20px;font-weight:700;color:var(--accent);letter-spacing:.02em;line-height:1.4;
}
.notice-item h3{font-size:17px;font-weight:700;}
.notice-item p{margin-top:8px;font-size:14.5px;color:var(--text-muted);line-height:1.8;}

/* ---------- 相关阅读 ---------- */
.read-list{border-top:1px solid var(--line);}
.read-item{
  display:flex;flex-wrap:wrap;align-items:center;gap:14px;
  padding:20px 4px;border-bottom:1px solid var(--line);
  transition:padding-left .2s ease,color .2s ease;
}
.read-item:hover{padding-left:12px;}
.read-item:hover .read-item__title{color:var(--primary-600);}
.read-item__title{flex:1 1 320px;font-size:16px;font-weight:600;color:var(--text-strong);}
.read-item__time{
  font-family:var(--font-num);font-variant-numeric:tabular-nums;
  font-size:13.5px;color:var(--text-muted);letter-spacing:.02em;
}
.read-item i{color:var(--primary);font-size:13px;}

/* ---------- CTA 条 ---------- */
.cta-band{
  position:relative;overflow:hidden;background:var(--ink-900);color:var(--text-invert);
  border-radius:18px;padding:56px 52px;
}
.cta-band::after{
  content:"";position:absolute;top:-60px;right:-40px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(31,209,178,.22),transparent 70%);
}
.cta-band h2{color:var(--text-invert);font-size:clamp(23px,2.6vw,32px);position:relative;z-index:2;}
.cta-band p{margin-top:14px;color:var(--text-invert-muted);font-size:15.5px;max-width:44em;position:relative;z-index:2;}
.cta-band__actions{margin-top:28px;display:flex;flex-wrap:wrap;gap:14px;position:relative;z-index:2;}

/* ---------- 页脚 ---------- */
.footer{background:var(--ink-900);color:var(--text-invert-muted);padding:64px 0 28px;margin-top:0;}
.footer__grid{display:flex;flex-wrap:wrap;gap:40px 24px;}
.footer__grid>div{flex:1 1 220px;min-width:200px;}
.footer__brand{display:flex;align-items:center;gap:10px;color:var(--text-invert);font-size:16px;font-weight:800;}
.footer__brand .brand__star{margin-top:0;}
.footer__desc{margin-top:14px;font-size:14px;line-height:1.8;color:#8B929D;max-width:26em;}
.footer h3{color:var(--text-invert);font-size:14px;font-weight:700;letter-spacing:.06em;margin-bottom:16px;}
.footer ul{display:flex;flex-direction:column;gap:11px;}
.footer ul a{font-size:14px;color:#9BA2AD;display:inline-block;transition:color .2s ease,transform .2s ease;}
.footer ul a:hover{color:var(--primary);transform:translateX(2px);}
.footer__contact li{display:flex;align-items:center;gap:10px;font-size:14px;color:#9BA2AD;}
.footer__contact i{color:var(--primary);width:16px;text-align:center;font-size:13px;}
.footer__bottom{
  margin-top:46px;padding-top:22px;border-top:1px solid rgba(255,255,255,.08);
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:12.5px;color:#6C737E;letter-spacing:.02em;
}

/* ---------- 移动端固定报名条 ---------- */
.sticky-bar{
  position:fixed;left:0;right:0;bottom:0;z-index:75;
  background:rgba(10,11,14,.96);backdrop-filter:blur(8px);
  border-top:1px solid rgba(255,255,255,.08);
  padding:10px 16px;display:flex;align-items:center;justify-content:space-between;gap:14px;
}
.sticky-bar__info{display:flex;flex-direction:column;line-height:1.35;}
.sticky-bar__info strong{color:var(--text-invert);font-size:14px;font-weight:700;}
.sticky-bar__info span{color:#8B929D;font-size:12px;}
.sticky-bar .btn{flex:0 0 auto;}
@media screen and (min-width:1024px){.sticky-bar{display:none;}}

/* ---------- 动效 ---------- */
.reveal-up{opacity:0;transform:translateY(16px);transition:opacity .42s ease-out,transform .42s ease-out;}
.reveal-up.is-in{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;}
  .reveal-up{opacity:1;transform:none;}
}

/* ---------- 响应式 ---------- */
@media screen and (max-width:1023px){
  .hero{padding:56px 0 52px;}
  .section{padding:72px 0;}
  .section--tight{padding:60px 0;}
  .section__head{margin-bottom:36px;}
  .cta-band{padding:40px 28px;border-radius:14px;}
  .app-main{padding-bottom:78px;}
  .rights__head .rights__col-mark{display:none;}
  .rights-row{flex-direction:column;align-items:flex-start;gap:10px;padding:16px 20px;}
  .rights-row__marks{flex:0 0 auto;width:100%;justify-content:flex-start;gap:8px;flex-wrap:wrap;}
  .rights__head{padding:0 20px;}
  .rights-row{padding:16px 20px;}
}
@media screen and (max-width:767px){
  .container{padding:0 20px;}
  .hero h1{font-size:clamp(26px,7vw,34px);}
  .hero__lead{font-size:15.5px;}
  .hero__meta{gap:10px 20px;}
  .hero__actions .btn{width:100%;}
  .grid-x{margin-left:-8px;margin-right:-8px;}
  .grid-x>.cell{padding-left:8px;padding-right:8px;}
  .seat-card{padding:24px 20px;}
  .metrics{flex-direction:column;}
  .metric{border-right:0;border-bottom:1px solid var(--line);}
  .metric:last-child{border-bottom:0;}
  .footer{padding:48px 0 24px;}
  .footer__grid>div{flex:1 1 45%;}
  .footer__bottom{flex-direction:column;gap:6px;}
  .cta-band__actions .btn{width:100%;}
}
@media screen and (max-width:519px){
  .mark{width:auto;padding:0 10px;}
  .footer__grid>div{flex:1 1 100%;}
}

/* roulang page: category5 */
:root{
  --ink-900:#0A0B0E;
  --ink-800:#14161B;
  --ink-700:#1E2128;
  --sand-050:#F7F6F3;
  --sand-100:#EFEDE8;
  --line:#E2DFD8;
  --primary:#1FD1B2;
  --primary-600:#14A88F;
  --accent:#D8B26A;
  --violet:#5B4B9E;
  --text-strong:#0E1014;
  --text:#3B4048;
  --text-muted:#7A828E;
  --text-invert:#F2F1ED;
  --text-invert-muted:#A7ADB8;
  --ok:#1FA97C;
  --warn:#C9902E;
  --err:#C2453F;
  --radius-card:14px;
  --radius-img:12px;
  --radius-btn:8px;
  --shadow-1:0 2px 8px rgba(10,11,14,.06);
  --shadow-2:0 10px 30px rgba(10,11,14,.10);
  --sidebar:232px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Noto Sans SC","PingFang SC","Helvetica Neue",Arial,"Microsoft YaHei",sans-serif;
  font-size:16px;line-height:1.75;color:var(--text);
  background:var(--sand-050);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;color:var(--text-strong);font-weight:800;line-height:1.25;letter-spacing:-.01em;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
a{color:inherit;text-decoration:none;transition:color .2s ease;}
img{max-width:100%;display:block;}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit;}
input,select,textarea{font:inherit;color:inherit;}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;}
.num,.matrix__num,.read-row .d,.stat__num{font-family:"Space Grotesk","Noto Sans SC",sans-serif;font-variant-numeric:tabular-nums;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px;}
.grid-x{row-gap:24px;}
.grid-margin-x{margin-left:-12px;margin-right:-12px;}
.grid-margin-x > .cell{padding-left:12px;padding-right:12px;min-width:0;}

/* ============ 左侧导航 ============ */
.sidebar{
  position:fixed;top:0;left:0;bottom:0;width:var(--sidebar);
  background:var(--ink-900);
  border-right:1px solid rgba(255,255,255,.08);
  display:flex;flex-direction:column;gap:16px;
  padding:26px 16px 22px;z-index:60;overflow-y:auto;
}
.brand{display:flex;align-items:center;gap:10px;padding:0 6px 20px;border-bottom:1px solid rgba(255,255,255,.08);}
.brand__star{width:11px;height:11px;flex:0 0 11px;border-radius:50%;background:var(--primary);box-shadow:0 0 0 4px rgba(31,209,178,.16);}
.brand__text{display:flex;flex-direction:column;line-height:1.22;}
.brand__line1{font-size:11px;letter-spacing:.22em;color:var(--text-invert-muted);}
.brand__line2{font-size:16px;font-weight:900;color:var(--text-invert);letter-spacing:.04em;}
.side-nav{display:flex;flex-direction:column;gap:2px;flex:1 1 auto;}
.side-nav__label{font-size:11px;letter-spacing:.2em;color:#5C6370;padding:8px 12px 6px;text-transform:uppercase;}
.nav-item{
  position:relative;display:flex;align-items:center;gap:12px;
  height:44px;padding:0 12px 0 16px;border-radius:6px;
  color:var(--text-invert-muted);font-size:14.5px;font-weight:500;
  transition:background .2s ease,color .2s ease;
}
.nav-item::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:3px;height:0;background:var(--primary);border-radius:2px;
  transition:height .2s ease,background .2s ease;
}
.nav-item i{width:20px;font-size:15px;text-align:center;}
.nav-item:hover{background:rgba(31,209,178,.06);color:var(--text-invert);}
.nav-item:hover::before{height:18px;background:rgba(31,209,178,.4);}
.nav-item.is-active{color:var(--text-invert);font-weight:700;background:rgba(31,209,178,.08);}
.nav-item.is-active::before{height:22px;}
.nav-item.is-active i{color:var(--primary);}
.side-cta{
  display:flex;align-items:center;justify-content:center;gap:8px;
  height:46px;border-radius:var(--radius-btn);
  background:var(--primary);color:#062B24;font-weight:700;font-size:14.5px;
  transition:background .2s ease,transform .2s ease;
}
.side-cta:hover{background:var(--primary-600);transform:translateY(-1px);}
.side-cta i{font-size:13px;}
.side-foot{font-size:11.5px;line-height:1.65;color:#666D79;padding:0 6px;}

/* ============ 移动端顶栏与抽屉 ============ */
.topbar{
  display:none;position:fixed;top:0;left:0;right:0;height:56px;z-index:70;
  background:rgba(10,11,14,.97);
  border-bottom:1px solid rgba(255,255,255,.08);
  align-items:center;justify-content:space-between;padding:0 16px;
}
.topbar__brand{display:flex;align-items:center;gap:8px;color:var(--text-invert);font-weight:800;font-size:15px;letter-spacing:.03em;}
.topbar__brand .brand__star{width:9px;height:9px;flex:0 0 9px;}
.hamburger{
  width:40px;height:40px;display:flex;align-items:center;justify-content:center;
  border-radius:8px;color:var(--text-invert);border:1px solid rgba(255,255,255,.14);font-size:16px;
}
.hamburger:hover{border-color:var(--primary);color:var(--primary);}
.drawer-mask{
  position:fixed;inset:0;background:rgba(10,11,14,.55);z-index:55;
  opacity:0;visibility:hidden;transition:opacity .24s ease,visibility .24s ease;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}
body.nav-open{overflow:hidden;}

/* ============ 主内容 ============ */
.main{margin-left:var(--sidebar);min-height:100vh;background:var(--sand-050);}

/* ============ Hero ============ */
.hero--cat{position:relative;overflow:hidden;background:var(--ink-900);color:var(--text-invert);}
.hero__bg{
  position:absolute;inset:0;
  background-image:linear-gradient(104deg,rgba(10,11,14,.95) 0%,rgba(10,11,14,.82) 48%,rgba(10,11,14,.62) 100%),url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
}
.hero__bg::after{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(255,255,255,.16) 1px,transparent 1px);
  background-size:34px 34px;opacity:.42;
  animation:stars 24s linear infinite alternate;
}
@keyframes stars{from{background-position:0 0;}to{background-position:34px 68px;}}
.hero__inner{position:relative;z-index:2;max-width:820px;padding:92px 0 84px;}
.crumb{font-size:13px;color:var(--text-invert-muted);margin-bottom:22px;}
.crumb ol{display:flex;flex-wrap:wrap;align-items:center;}
.crumb li{display:flex;align-items:center;}
.crumb li + li::before{content:"/";margin:0 8px;color:rgba(255,255,255,.28);}
.crumb a:hover{color:var(--primary);}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-size:12px;font-weight:600;letter-spacing:.2em;color:var(--accent);
  text-transform:uppercase;margin-bottom:18px;
}
.eyebrow::before{content:"";width:26px;height:1px;background:var(--accent);}
.hero--cat h1{font-size:clamp(34px,5.2vw,58px);line-height:1.12;letter-spacing:-.02em;font-weight:900;color:var(--text-invert);}
.hero__lead{margin-top:18px;font-size:16.5px;line-height:1.8;color:var(--text-invert-muted);max-width:640px;}
.hero__search{
  display:flex;align-items:center;gap:10px;margin-top:30px;max-width:640px;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.16);
  border-radius:12px;padding:8px 8px 8px 16px;
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.hero__search:focus-within{border-color:var(--primary);box-shadow:0 0 0 3px rgba(31,209,178,.18);background:rgba(255,255,255,.09);}
.hero__search i{color:var(--text-invert-muted);font-size:16px;}
.hero__search input{
  flex:1 1 auto;min-width:0;height:40px;background:transparent;border:0;outline:none;
  color:var(--text-invert);font-size:15px;
}
.hero__search input::placeholder{color:#6C727D;}
.chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px;}
.chip{
  display:inline-flex;align-items:center;height:32px;padding:0 14px;border-radius:999px;
  border:1px solid rgba(255,255,255,.16);color:var(--text-invert-muted);font-size:13px;
  transition:border-color .2s ease,color .2s ease,background .2s ease;
}
.chip:hover{border-color:var(--primary);color:var(--primary);background:rgba(31,209,178,.08);}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;
  transition:background .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.btn--primary{background:var(--primary);color:#062B24;}
.btn--primary:hover{background:var(--primary-600);transform:translateY(-1px);box-shadow:var(--shadow-2);color:#04211C;}
.btn--sm{height:38px;padding:0 16px;font-size:14px;}
.btn--outline{border:1px solid var(--line);background:#fff;color:var(--text-strong);}
.btn--outline:hover{border-color:var(--primary);color:var(--primary-600);}
.btn--ghost{border:1px solid rgba(255,255,255,.22);color:var(--text-invert);}
.btn--ghost:hover{background:rgba(31,209,178,.1);border-color:var(--primary);color:var(--primary);}
.btn--block{width:100%;}
.link-arrow{display:inline-flex;align-items:center;gap:8px;font-size:14.5px;font-weight:600;color:var(--primary);}
.link-arrow::after{content:"→";transition:transform .2s ease;}
.link-arrow:hover::after{transform:translateX(3px);}

/* ============ 板块 ============ */
.section{padding:96px 0;}
.section--sand{background:var(--sand-100);}
.sec-head{max-width:740px;margin-bottom:48px;}
.sec-head h2{font-size:clamp(26px,3.4vw,38px);font-weight:800;line-height:1.2;}
.sec-head p{margin-top:14px;color:var(--text-muted);font-size:16px;line-height:1.8;}
.sec-head .eyebrow{color:var(--accent);}

/* ============ 问题定位矩阵 ============ */
.matrix__lead{
  height:100%;display:flex;flex-direction:column;gap:14px;
  background:var(--ink-900);color:var(--text-invert);
  border:1px solid rgba(255,255,255,.08);border-radius:var(--radius-card);
  padding:32px;
}
.matrix__num{font-size:38px;font-weight:700;line-height:1;color:var(--accent);}
.matrix__lead h3{color:var(--text-invert);font-size:22px;line-height:1.3;}
.matrix__lead p{color:var(--text-invert-muted);font-size:15px;line-height:1.8;}
.matrix__lead .link-arrow{margin-top:auto;}
.mini-card{
  height:100%;display:flex;flex-direction:column;gap:10px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:24px;
  transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.mini-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:rgba(31,209,178,.4);}
.mini-card__ico{
  width:36px;height:36px;border-radius:10px;display:grid;place-items:center;
  background:rgba(31,209,178,.1);color:var(--primary-600);font-size:15px;
}
.mini-card h3{font-size:16.5px;}
.mini-card p{font-size:14.5px;color:var(--text-muted);line-height:1.75;}

/* ============ 常见问题分组 ============ */
.faq-group{padding-bottom:36px;margin-bottom:36px;border-bottom:1px solid var(--line);}
.faq-group:last-child{border-bottom:0;margin-bottom:0;padding-bottom:0;}
.faq-group > h3{
  display:flex;align-items:center;gap:14px;
  font-size:18px;font-weight:700;margin-bottom:8px;
}
.faq-group__no{
  font-family:"Space Grotesk","Noto Sans SC",sans-serif;
  font-variant-numeric:tabular-nums;
  font-size:15px;font-weight:700;color:var(--accent);
  border:1px solid rgba(216,178,106,.42);border-radius:999px;
  padding:2px 12px;line-height:1.5;
}
.faq{background:transparent!important;border:0!important;border-radius:0!important;margin:0!important;}
.faq > .accordion-item{border-bottom:1px solid var(--line);}
.faq > .accordion-item:last-child{border-bottom:0;}
.faq .accordion-title{
  display:block;position:relative;
  padding:22px 46px 22px 0;border:0!important;background:transparent!important;
  font-size:17px;font-weight:700;color:var(--text-strong);line-height:1.5;
  transition:color .2s ease;
}
.faq .accordion-title:hover,.faq .accordion-title:focus{color:var(--primary-600);background:transparent!important;}
.faq .accordion-title::before{
  content:"+";position:absolute;right:6px;top:50%;
  transform:translateY(-50%);
  font-size:22px;font-weight:400;line-height:1;color:var(--text-muted);
  transition:transform .24s ease,color .24s ease;
}
.faq .accordion-item.is-active .accordion-title{color:var(--primary-600);}
.faq .accordion-item.is-active .accordion-title::before{
  content:"+";transform:translateY(-50%) rotate(45deg);color:var(--primary);
}
.faq .accordion-content{
  padding:0 46px 22px 0!important;
  border:0!important;background:transparent!important;
  color:var(--text)!important;font-size:15px;line-height:1.8;
}
.faq .accordion-content p{font-size:15px;line-height:1.8;color:var(--text);}

/* ============ 图文指引卡 ============ */
.media-card{
  height:100%;display:flex;flex-direction:column;overflow:hidden;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  transition:transform .24s ease,box-shadow .24s ease;
}
.media-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);}
.media-card__fig{margin:0;aspect-ratio:16/10;overflow:hidden;background:rgba(31,209,178,.06);}
.media-card__fig img{width:100%;height:100%;object-fit:cover;transition:transform .24s ease;}
.media-card:hover .media-card__fig img{transform:scale(1.03);}
.media-card__body{padding:26px;display:flex;flex-direction:column;gap:12px;flex:1 1 auto;}
.media-card__body h3{font-size:19px;}
.media-card__body p{font-size:14.8px;color:var(--text-muted);line-height:1.8;}
.media-card__body .link-arrow{color:var(--primary-600);margin-top:auto;}

/* ============ 服务渠道 ============ */
.channel-list{display:flex;flex-direction:column;gap:14px;}
.channel-row{
  display:flex;align-items:center;gap:18px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:20px 22px;
  transition:border-color .2s ease,box-shadow .2s ease,transform .2s ease;
}
.channel-row:hover{border-color:rgba(31,209,178,.45);box-shadow:var(--shadow-1);transform:translateY(-2px);}
.channel-row__ico{
  width:44px;height:44px;flex:0 0 44px;border-radius:12px;display:grid;place-items:center;
  background:rgba(91,75,158,.1);color:var(--violet);font-size:17px;
}
.channel-row__main{flex:1 1 auto;min-width:0;}
.channel-row__main h3{font-size:16px;}
.channel-row__main p{font-size:14px;color:var(--text-muted);margin-top:4px;line-height:1.7;}
.channel-row__act{flex:0 0 auto;}
.contact-panel{
  height:100%;display:flex;flex-direction:column;gap:16px;
  background:var(--ink-900);color:var(--text-invert);
  border:1px solid rgba(255,255,255,.08);border-radius:var(--radius-card);
  padding:30px;
}
.contact-panel h3{color:var(--text-invert);font-size:20px;}
.contact-panel > p{font-size:14.5px;color:var(--text-invert-muted);line-height:1.8;}
.contact-panel__list li{
  display:flex;align-items:center;gap:12px;
  padding:13px 0;font-size:15px;color:var(--text-invert-muted);
  border-bottom:1px solid rgba(255,255,255,.08);
}
.contact-panel__list li:last-child{border-bottom:0;}
.contact-panel__list i{width:18px;color:var(--primary);font-size:14px;}
.contact-panel .btn{margin-top:auto;}

/* ============ 相关阅读 ============ */
.read-list{border-top:1px solid var(--line);}
.read-row{
  display:flex;align-items:baseline;justify-content:space-between;gap:24px;
  padding:20px 4px;border-bottom:1px solid var(--line);
  transition:padding-left .2s ease,color .2s ease;
}
.read-row .t{font-size:16px;font-weight:600;color:var(--text-strong);transition:color .2s ease;}
.read-row .d{font-size:13.5px;color:var(--text-muted);white-space:nowrap;}
.read-row:hover{padding-left:14px;}
.read-row:hover .t{color:var(--primary-600);}

/* ============ CTA 条 ============ */
.cta-band{
  background:var(--ink-800);
  border-top:1px solid rgba(255,255,255,.08);
  border-bottom:1px solid rgba(255,255,255,.08);
}
.cta-band__inner{
  display:flex;align-items:center;justify-content:space-between;
  gap:32px;padding:56px 0;flex-wrap:wrap;
}
.cta-band h2{color:var(--text-invert);font-size:clamp(22px,2.6vw,30px);}
.cta-band p{color:var(--text-invert-muted);margin-top:10px;font-size:15px;}
.cta-band__actions{display:flex;gap:12px;flex-wrap:wrap;}

/* ============ 页脚 ============ */
.footer{background:var(--ink-900);color:var(--text-invert-muted);padding:72px 0 28px;}
.footer__grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;}
.footer__brand{display:flex;align-items:center;gap:9px;color:var(--text-invert);font-size:17px;font-weight:800;letter-spacing:.02em;}
.footer__desc{font-size:14.5px;line-height:1.8;margin-top:16px;max-width:320px;}
.footer h3{font-size:13px;letter-spacing:.14em;color:var(--text-invert);font-weight:700;margin-bottom:16px;}
.footer ul li{margin-bottom:10px;}
.footer ul a{font-size:14.5px;color:var(--text-invert-muted);display:inline-block;transition:color .2s ease,transform .2s ease;}
.footer ul a:hover{color:var(--primary);transform:translateX(2px);}
.footer__contact li{display:flex;align-items:center;gap:10px;font-size:14.5px;}
.footer__contact i{width:16px;color:var(--primary);}
.footer__bottom{
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  margin-top:48px;padding-top:24px;border-top:1px solid rgba(255,255,255,.08);
  font-size:13px;color:#6E7683;
}

/* ============ 动效 ============ */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .42s ease-out,transform .42s ease-out;}
.reveal.is-visible{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;}
  .reveal{opacity:1;transform:none;}
  html{scroll-behavior:auto;}
}

/* ============ 响应式 ============ */
@media (max-width:1023px){
  .topbar{display:flex;}
  .sidebar{
    width:82vw;max-width:320px;
    transform:translateX(-100%);
    transition:transform .28s ease;
    padding-top:20px;
  }
  .sidebar.is-open{transform:translateX(0);}
  .main{margin-left:0;padding-top:56px;}
}
@media (max-width:900px){
  .footer__grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:768px){
  .container{padding:0 20px;}
  .section{padding:72px 0;}
  .hero__inner{padding:68px 0 62px;}
  .sec-head{margin-bottom:36px;}
  .channel-row{flex-wrap:wrap;}
  .channel-row__act{width:100%;}
  .channel-row__act .btn{width:100%;}
}
@media (max-width:640px){
  .container{padding:0 18px;}
  .section{padding:56px 0;}
  .hero__inner{padding:56px 0 54px;}
  .cta-band__inner{padding:44px 0;}
  .cta-band__actions{width:100%;flex-direction:column;}
  .cta-band__actions .btn{width:100%;}
  .hero__search .btn{width:auto;}
  .footer__grid{grid-template-columns:1fr;gap:28px;}
  .footer__desc{max-width:none;}
  .read-row{flex-direction:column;gap:6px;}
  .faq .accordion-title{font-size:16px;padding-right:38px;}
}