/* roulang page: index */
:root{
  --brand-400:#FF7A45;
  --brand-500:#F04E23;
  --brand-600:#D23A17;
  --brand-grad:linear-gradient(118deg,#FF8A3D 0%,#F04E23 48%,#C7284A 100%);
  --ink-900:#191428;
  --ink-700:#3A3350;
  --ink-500:#6B6479;
  --bg:#FFF8F4;
  --surface:#FFFFFF;
  --surface-2:#F5EEE9;
  --line:#EBE1DA;
  --dark-900:#140F26;
  --dark-800:#241B3D;
  --dark-grad:linear-gradient(160deg,#241B3D 0%,#140F26 100%);
  --teal-500:#14C4A8;
  --gold-500:#FFC24B;
  --warn:#E5A017;
  --danger:#D9453B;
  --r-card:24px;
  --r-card-sm:16px;
  --r-input:12px;
  --r-pill:999px;
  --sh-1:0 6px 18px rgba(25,20,40,.06);
  --sh-2:0 14px 34px rgba(25,20,40,.10);
  --sh-brand:0 16px 40px rgba(240,78,35,.22);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Source Han Sans SC","Noto Sans CJK SC",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--ink-700);
  background:var(--bg);
  overflow-x:hidden;
}
h1,h2,h3,h4{margin:0;color:var(--ink-900);font-weight:700;line-height:1.3;}
h1{font-size:clamp(30px,4.6vw,54px);line-height:1.14;font-weight:800;letter-spacing:-.5px;}
h2{font-size:clamp(24px,2.6vw,36px);font-weight:700;letter-spacing:-.3px;}
h3{font-size:20px;font-weight:700;line-height:1.4;}
p{margin:0;}
a{color:inherit;text-decoration:none;}
img{display:block;max-width:100%;height:auto;}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;}
ul{margin:0;padding:0;list-style:none;}
time,.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum";}
:focus-visible{outline:2px solid var(--brand-500);outline-offset:3px;border-radius:6px;}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 24px;}
@media (min-width:1440px){.container{max-width:1320px;}}

/* ============ 顶部信息条 ============ */
.infobar{background:var(--dark-grad);color:rgba(255,255,255,.82);font-size:13px;}
.infobar__inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:36px;}
.infobar__domain{font-weight:600;color:#fff;letter-spacing:.2px;}
.infobar__mid{color:rgba(255,255,255,.7);}
.infobar__link{color:#FFD9C8;border-bottom:2px solid transparent;padding-bottom:1px;transition:border-color .18s ease,color .18s ease;}
.infobar__link:hover{border-bottom-color:var(--brand-400);color:#fff;}

/* ============ 主导航 ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  border-bottom:1px solid transparent;
  transition:box-shadow .25s ease,border-color .25s ease;
}
.site-header.is-scrolled{box-shadow:var(--sh-1);border-bottom-color:var(--line);}
.nav{display:flex;align-items:center;justify-content:space-between;gap:24px;height:72px;}
.logo{display:flex;align-items:center;gap:10px;min-height:44px;}
.logo__mark{
  width:38px;height:38px;border-radius:12px;background:var(--brand-grad);
  display:grid;place-items:center;color:#fff;font-weight:800;font-size:17px;
  box-shadow:0 8px 20px rgba(240,78,35,.28);flex:none;
}
.logo__text{font-size:17px;font-weight:800;color:var(--ink-900);letter-spacing:-.2px;white-space:nowrap;}
.logo__text small{display:block;font-size:11px;font-weight:500;color:var(--ink-500);letter-spacing:0;}
.nav__menu{display:flex;align-items:center;gap:6px;}
.nav__item{position:relative;padding:10px 14px;font-size:15px;color:var(--ink-700);border-radius:10px;transition:color .18s ease;}
.nav__item::after{
  content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;
  background:var(--brand-grad);border-radius:2px;transform:scaleX(0);transform-origin:left;
  transition:transform .18s ease;
}
.nav__item:hover{color:var(--brand-500);}
.nav__item:hover::after{transform:scaleX(1);}
.nav__item.is-active{color:var(--ink-900);font-weight:700;}
.nav__item.is-active::after{transform:scaleX(1);}
.nav__right{display:flex;align-items:center;gap:12px;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;transition:transform .2s var(--ease),box-shadow .2s var(--ease),background-color .2s ease,color .2s ease;
}
.btn--primary{background:var(--brand-grad);color:#fff;box-shadow:var(--sh-brand);}
.btn--primary:hover{transform:translateY(-2px);filter:brightness(1.04);box-shadow:0 20px 46px rgba(240,78,35,.3);}
.btn--primary:active{transform:translateY(0);filter:saturate(.92);}
.btn--ghost{background:var(--surface);color:var(--brand-500);box-shadow:inset 0 0 0 1px var(--brand-500);}
.btn--ghost:hover{background:rgba(240,78,35,.08);transform:translateY(-2px);}
.btn--ghost:active{transform:translateY(0);}
.btn--sm{min-height:40px;padding:0 18px;font-size:14px;}
.btn--block{width:100%;}
.btn[disabled],.btn.is-disabled{opacity:.5;box-shadow:none;pointer-events:none;transform:none;}
.link-text{color:var(--brand-500);font-size:14px;font-weight:600;border-bottom:2px solid transparent;transition:border-color .18s ease;}
.link-text:hover{border-bottom-color:var(--brand-500);}
.burger{
  display:none;width:44px;height:44px;border-radius:12px;place-items:center;
  box-shadow:inset 0 0 0 1px var(--line);background:var(--surface);
}
.burger span{display:block;width:18px;height:2px;background:var(--ink-900);border-radius:2px;position:relative;}
.burger span::before,.burger span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink-900);border-radius:2px;}
.burger span::before{top:-6px;}
.burger span::after{top:6px;}

/* 抽屉 */
.drawer-mask{position:fixed;inset:0;background:rgba(20,15,38,.55);opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;z-index:90;}
.drawer{position:fixed;top:0;right:0;height:100%;width:min(82vw,340px);background:var(--surface);z-index:100;transform:translateX(102%);transition:transform .28s var(--ease);display:flex;flex-direction:column;padding:20px 22px 28px;overflow-y:auto;}
.drawer__head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;}
.drawer__close{width:44px;height:44px;border-radius:12px;box-shadow:inset 0 0 0 1px var(--line);display:grid;place-items:center;font-size:20px;color:var(--ink-700);}
.drawer__nav{display:flex;flex-direction:column;gap:4px;}
.drawer__nav a{padding:13px 14px;border-radius:12px;font-size:15px;color:var(--ink-700);}
.drawer__nav a:hover{background:var(--surface-2);color:var(--brand-500);}
.drawer__nav a.is-active{background:#FFF0E8;color:var(--brand-500);font-weight:700;}
.drawer__cta{margin-top:20px;}
body.is-locked{overflow:hidden;}
body.drawer-open .drawer{transform:translateX(0);}
body.drawer-open .drawer-mask{opacity:1;visibility:visible;}

/* ============ 通用板块 ============ */
.section{padding:88px 0;}
.section--tight{padding-top:64px;}
.section--alt{background:var(--surface-2);}
.section--line{border-top:1px solid var(--line);}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;}
.sec-head__sub{margin-top:10px;color:var(--ink-500);font-size:15px;max-width:640px;}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;color:var(--brand-500);background:#FFF0E8;border-radius:var(--r-pill);padding:5px 14px;margin-bottom:16px;}
.chip{display:inline-flex;align-items:center;height:26px;padding:0 10px;border-radius:var(--r-pill);background:#FFF0E8;color:var(--brand-500);font-size:12.5px;font-weight:600;}
.tag{display:inline-flex;align-items:center;height:26px;padding:0 10px;border-radius:8px;background:var(--surface-2);color:var(--ink-500);font-size:12.5px;}

/* 数据徽章 */
.badge{
  display:flex;flex-direction:column;gap:2px;min-width:118px;
  padding:12px 18px;border-radius:var(--r-card-sm);background:var(--surface);
  box-shadow:var(--sh-1);border:1px solid var(--line);
}
.badge__num{font-size:24px;font-weight:800;line-height:1.1;font-variant-numeric:tabular-nums;}
.badge__num--teal{color:var(--teal-500);}
.badge__num--gold{color:var(--gold-500);}
.badge__num--brand{color:var(--brand-500);}
.badge__label{font-size:13px;color:var(--ink-500);}
.badge-row{display:flex;flex-wrap:wrap;gap:14px;}

/* ============ Hero ============ */
.hero{position:relative;overflow:hidden;padding:64px 0 88px;}
.hero::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(720px 380px at 88% 6%,rgba(255,194,75,.20),transparent 62%),
    radial-gradient(680px 420px at 4% 92%,rgba(20,196,168,.13),transparent 60%);
  pointer-events:none;
}
.hero__wave{position:absolute;left:0;right:0;bottom:-1px;height:78px;pointer-events:none;opacity:.55;}
.hero__grid{position:relative;display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center;min-height:620px;}
.hero__title span{background:var(--brand-grad);-webkit-background-clip:text;background-clip:text;color:transparent;}
.hero__lead{margin-top:20px;font-size:18px;color:var(--ink-700);max-width:560px;}
.hero__lead strong{color:var(--ink-900);}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}
.hero__badges{margin-top:40px;}
.hero__visual{position:relative;}
.hero__frame{
  position:relative;border-radius:var(--r-card);overflow:hidden;background:var(--surface-2);
  box-shadow:var(--sh-2);padding:6px;
}
.hero__frame::after{
  content:"";position:absolute;inset:0;border-radius:var(--r-card);
  background:linear-gradient(140deg,rgba(255,138,61,.55),rgba(199,40,74,.28) 48%,rgba(20,15,38,0) 78%);
  mix-blend-mode:soft-light;pointer-events:none;
}
.hero__frame img{width:100%;height:460px;object-fit:cover;border-radius:calc(var(--r-card) - 6px);}
.hero__float{
  position:absolute;right:-8px;bottom:-18px;background:var(--surface);border-radius:var(--r-card-sm);
  padding:14px 20px;box-shadow:var(--sh-2);border:1px solid var(--line);
}
.hero__float .badge__num{color:var(--brand-500);font-size:26px;}
.hero__note{margin-top:18px;font-size:13px;color:var(--ink-500);}

/* ============ 时间线 ============ */
.timeline{position:relative;padding-left:34px;}
.timeline::before{content:"";position:absolute;left:9px;top:8px;bottom:8px;width:2px;background:var(--brand-grad);border-radius:2px;opacity:.85;}
.tl-group{margin-bottom:40px;}
.tl-group:last-child{margin-bottom:0;}
.tl-group__label{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;color:var(--ink-900);background:var(--surface);border:1px solid var(--line);border-radius:var(--r-pill);padding:5px 16px;margin-bottom:20px;box-shadow:var(--sh-1);}
.tl-item{position:relative;margin-bottom:20px;}
.tl-item::before{content:"";position:absolute;left:-30px;top:26px;width:12px;height:12px;border-radius:50%;background:var(--surface);border:3px solid var(--brand-500);box-shadow:0 0 0 4px rgba(240,78,35,.12);}
.tl-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px 26px;box-shadow:var(--sh-1);transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.tl-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(240,78,35,.35);}
.tl-card__top{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-bottom:10px;}
.time-chip{display:inline-flex;align-items:center;height:28px;padding:0 12px;border-radius:var(--r-pill);background:#FFF0E8;color:var(--brand-500);font-size:13px;font-weight:700;font-variant-numeric:tabular-nums;}
.tl-card p{margin-top:8px;color:var(--ink-500);font-size:15px;}
.tl-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px;}

/* ============ 嘉宾 ============ */
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.guest-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.guest-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(240,78,35,.35);}
.guest-card__media{overflow:hidden;background:var(--surface-2);}
.guest-card__media img{width:100%;height:220px;object-fit:cover;transition:transform .35s var(--ease);}
.guest-card:hover .guest-card__media img{transform:scale(1.03);}
.guest-card__body{padding:22px 24px 26px;}
.guest-card__role{color:var(--brand-500);font-size:13px;font-weight:600;margin-top:6px;}
.guest-card__desc{margin-top:12px;font-size:14.5px;color:var(--ink-500);}
.guest-card__tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px;}

/* ============ 票种 ============ */
.ticket-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:center;}
.ticket{
  position:relative;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  padding:32px 28px;box-shadow:var(--sh-1);transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.ticket:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(240,78,35,.35);}
.ticket--best{border:2px solid transparent;background-image:linear-gradient(var(--surface),var(--surface)),var(--brand-grad);background-origin:border-box;background-clip:padding-box,border-box;box-shadow:var(--sh-brand);transform:scale(1.02);}
.ticket--best:hover{transform:scale(1.02) translateY(-4px);}
.ticket__flag{position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:var(--gold-500);color:#4A2E00;font-size:12.5px;font-weight:800;padding:5px 16px;border-radius:var(--r-pill);box-shadow:0 6px 16px rgba(229,160,23,.28);}
.ticket__price{display:flex;align-items:baseline;gap:6px;margin:18px 0 6px;}
.ticket__price .num{font-size:clamp(28px,3.2vw,42px);font-weight:800;color:var(--ink-900);line-height:1;}
.ticket__price span{font-size:14px;color:var(--ink-500);}
.ticket__note{font-size:13.5px;color:var(--ink-500);margin-bottom:20px;}
.ticket__list{display:flex;flex-direction:column;gap:12px;margin-bottom:26px;}
.ticket__list li{display:flex;gap:10px;font-size:15px;line-height:1.6;}
.ticket__list li::before{content:"✓";color:var(--teal-500);font-weight:800;flex:none;}
.ticket__list li.off{color:var(--ink-500);}
.ticket__list li.off::before{content:"—";color:#C9C0B8;}

/* ============ 最新信息 ============ */
.filter-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:28px;}
.filter-pill{height:34px;padding:0 16px;border-radius:var(--r-pill);background:var(--surface);border:1px solid var(--line);color:var(--ink-500);font-size:13.5px;display:inline-flex;align-items:center;transition:all .18s ease;}
.filter-pill:hover{border-color:rgba(240,78,35,.4);color:var(--brand-500);}
.filter-pill.is-on{background:#FFF0E8;border-color:transparent;color:var(--brand-500);font-weight:700;}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.news-card{
  display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-card);padding:24px 26px;box-shadow:var(--sh-1);min-height:220px;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(240,78,35,.35);}
.news-card__top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px;}
.news-card__time{font-size:14px;color:var(--ink-500);}
.news-card__title{font-size:19px;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;transition:color .18s ease;}
.news-card:hover .news-card__title{color:var(--brand-500);}
.news-card__desc{margin-top:12px;font-size:14.5px;color:var(--ink-500);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}
.news-card__more{margin-top:auto;padding-top:18px;font-size:14px;font-weight:600;color:var(--brand-500);}
.empty-state{display:flex;flex-direction:column;align-items:center;text-align:center;gap:16px;padding:40px 24px;}
.empty-state img{width:130px;height:96px;object-fit:cover;border-radius:var(--r-card-sm);background:var(--surface-2);opacity:.85;}
.empty-state p{color:var(--ink-500);font-size:15px;}

/* ============ FAQ ============ */
.faq{max-width:900px;margin:0 auto;}
.faq-item{border-bottom:1px solid var(--line);border-radius:var(--r-card-sm);transition:background-color .2s ease;}
.faq-item:hover{background:rgba(255,255,255,.7);}
.faq-q{display:flex;align-items:center;justify-content:space-between;gap:20px;width:100%;text-align:left;padding:22px 12px;min-height:44px;}
.faq-q h3{font-size:17px;font-weight:700;}
.faq-icon{flex:none;width:30px;height:30px;border-radius:50%;background:#FFF0E8;color:var(--brand-500);display:grid;place-items:center;font-size:17px;font-weight:700;transition:transform .2s ease;}
.faq-item.is-open .faq-icon{transform:rotate(45deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s var(--ease);}
.faq-a p{padding:0 12px 24px;font-size:15px;line-height:1.8;color:var(--ink-500);}

/* ============ CTA 条幅 ============ */
.cta-band{position:relative;background:var(--dark-grad);border-radius:var(--r-card);overflow:hidden;padding:52px 48px;color:#fff;}
.cta-band::before{content:"";position:absolute;inset:0;background:linear-gradient(118deg,rgba(255,138,61,.18),rgba(199,40,74,.12) 55%,rgba(20,196,168,0) 100%);pointer-events:none;}
.cta-band__inner{position:relative;display:flex;align-items:center;justify-content:space-between;gap:32px;}
.cta-band h2{color:#fff;}
.cta-band p{margin-top:10px;color:rgba(255,255,255,.72);font-size:15.5px;max-width:560px;}
.cta-band__badges{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px;}
.cta-band .badge{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);box-shadow:none;}
.cta-band .badge__label{color:rgba(255,255,255,.66);}
.cta-band__action{flex:none;}

/* ============ 页脚 ============ */
.site-footer{background:var(--dark-grad);color:rgba(255,255,255,.72);margin-top:88px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding:64px 0 40px;}
.footer-brand .logo__text{color:#fff;}
.footer-brand .logo__text small{color:rgba(255,255,255,.5);}
.footer-brand p{margin-top:18px;font-size:14.5px;line-height:1.8;color:rgba(255,255,255,.62);}
.footer-brand .badge-row{margin-top:22px;gap:10px;}
.footer-brand .badge{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.12);box-shadow:none;min-width:100px;padding:10px 14px;}
.footer-brand .badge__label{color:rgba(255,255,255,.6);}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:16px;}
.footer-col li{margin-bottom:10px;}
.footer-col a{font-size:14.5px;color:rgba(255,255,255,.66);transition:color .18s ease;}
.footer-col a:hover{color:var(--brand-400);}
.footer-col address{font-style:normal;font-size:14.5px;line-height:1.9;color:rgba(255,255,255,.66);}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding:22px 0 28px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;font-size:13.5px;color:rgba(255,255,255,.5);}
.footer-bottom .links{display:flex;flex-wrap:wrap;gap:16px;}
.footer-bottom .links a:hover{color:var(--brand-400);}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  .nav__menu{display:none;}
  .burger{display:grid;}
  .nav__right .btn--primary{display:none;}
  .hero__grid{grid-template-columns:1fr;gap:40px;min-height:auto;padding-top:8px;}
  .hero__frame img{height:340px;}
  .grid-4{grid-template-columns:repeat(2,1fr);}
  .ticket-grid{grid-template-columns:1fr;gap:22px;}
  .ticket--best{transform:none;}
  .ticket--best:hover{transform:translateY(-4px);}
  .news-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-band__inner{flex-direction:column;align-items:flex-start;}
  .cta-band__action{width:100%;}
}
@media (max-width:768px){
  .container{padding:0 24px;}
  .section{padding:56px 0;}
  .infobar__mid{display:none;}
  .sec-head{flex-direction:column;align-items:flex-start;gap:14px;margin-bottom:28px;}
  .grid-3{grid-template-columns:1fr;}
  .grid-2{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding:48px 0 32px;}
  .cta-band{padding:36px 26px;}
  .timeline{padding-left:24px;}
  .tl-item::before{left:-22px;top:22px;width:10px;height:10px;}
  .tl-card{padding:20px 20px;}
}
@media (max-width:520px){
  .container{padding:0 18px;}
  h1{font-size:30px;}
  .hero__frame img{height:260px;}
  .hero__float{right:6px;bottom:-14px;padding:10px 16px;}
  .badge-row{gap:10px;}
  .badge{flex:1 1 calc(50% - 10px);min-width:0;}
  .grid-4{grid-template-columns:1fr;}
  .news-grid{grid-template-columns:1fr;}
  .hero__actions .btn{width:100%;}
  .btn--block-sm{width:100%;}
  .cta-band__badges .badge{flex:1 1 100%;}
}

/* roulang page: article */
:root{
  --brand-400:#FF7A45;
  --brand-500:#F04E23;
  --brand-600:#D23A17;
  --brand-grad:linear-gradient(118deg,#FF8A3D 0%,#F04E23 48%,#C7284A 100%);
  --ink-900:#191428;
  --ink-700:#3A3350;
  --ink-500:#6B6479;
  --bg:#FFF8F4;
  --surface:#FFFFFF;
  --surface-2:#F5EEE9;
  --line:#EBE1DA;
  --dark-900:#140F26;
  --dark-800:#241B3D;
  --dark-grad:linear-gradient(160deg,#241B3D 0%,#140F26 100%);
  --teal-500:#14C4A8;
  --gold-500:#FFC24B;
  --warn:#E5A017;
  --danger:#D9453B;
  --r-card:24px;
  --r-card-sm:16px;
  --r-input:12px;
  --r-pill:999px;
  --sh-1:0 6px 18px rgba(25,20,40,.06);
  --sh-2:0 14px 34px rgba(25,20,40,.10);
  --sh-brand:0 16px 40px rgba(240,78,35,.22);
  --sh-inset:inset 0 0 0 1px rgba(255,255,255,.14);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink-700);
  font-family:system-ui,-apple-system,"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Source Han Sans SC","Helvetica Neue",Arial,sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--brand-500);text-decoration:none;transition:color .18s var(--ease);}
a:hover{color:var(--brand-600);}
button{font-family:inherit;}
h1,h2,h3,h4{color:var(--ink-900);margin:0;font-weight:700;line-height:1.3;}
p{margin:0 0 1.15em;}
ul,ol{margin:0 0 1.15em;padding-left:1.35em;}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum" 1;font-family:"Inter","DIN Alternate",system-ui,sans-serif;}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 24px;}
@media (min-width:1440px){.container{max-width:1320px;}}

/* ============ 顶部信息条 ============ */
.topbar{background:var(--dark-grad);color:#EDE8F5;font-size:13px;line-height:1.4;}
.topbar__in{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:36px;padding:6px 0;}
.topbar__left{font-family:"Inter",system-ui,sans-serif;letter-spacing:.02em;opacity:.85;white-space:nowrap;}
.topbar__mid{color:#C9C1DC;flex:1;text-align:center;}
.topbar__act{color:#FFD9C6;border-bottom:2px solid transparent;padding-bottom:2px;transition:border-color .18s var(--ease),color .18s var(--ease);white-space:nowrap;}
.topbar__act:hover{color:#fff;border-bottom-color:var(--brand-400);}
@media (max-width:900px){.topbar__mid{display:none;}}

/* ============ 主导航 ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(255,255,255,.92);
  -webkit-backdrop-filter:blur(10px);
  backdrop-filter:blur(10px);
  border-bottom:1px solid transparent;
  transition:box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.site-header.is-scrolled{box-shadow:var(--sh-1);border-bottom-color:var(--line);}
.nav{display:flex;align-items:center;gap:24px;min-height:72px;}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;}
.logo__mark{
  width:38px;height:38px;flex:0 0 38px;border-radius:12px;
  background:var(--brand-grad);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:18px;box-shadow:var(--sh-brand);
}
.logo__text{display:flex;flex-direction:column;color:var(--ink-900);font-weight:800;font-size:17px;line-height:1.15;}
.logo__text small{font-weight:500;font-size:11.5px;color:var(--ink-500);line-height:1.3;}
.nav__menu{display:flex;align-items:center;gap:6px;margin-left:auto;}
.nav__item{
  position:relative;display:inline-flex;align-items:center;
  min-height:44px;padding:0 12px;border-radius:10px;
  color:var(--ink-700);font-size:15px;font-weight:500;
}
.nav__item::after{
  content:"";position:absolute;left:12px;right:12px;bottom:6px;height:2px;
  background:var(--brand-grad);border-radius:2px;
  transform:scaleX(0);transform-origin:left center;
  transition:transform .18s ease;
}
.nav__item:hover{color:var(--ink-900);}
.nav__item:hover::after{transform:scaleX(1);}
.nav__item.is-active{color:var(--brand-600);font-weight:700;}
.nav__item.is-active::after{transform:scaleX(1);}
.nav__right{display:flex;align-items:center;gap:12px;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:0;cursor:pointer;border-radius:var(--r-pill);
  font-size:15px;font-weight:700;line-height:1;
  padding:0 24px;min-height:48px;
  transition:transform .18s var(--ease),box-shadow .2s var(--ease),filter .18s var(--ease),background-color .18s var(--ease),color .18s var(--ease);
}
.btn--primary{background:var(--brand-grad);color:#fff;box-shadow:var(--sh-brand);}
.btn--primary:hover{color:#fff;transform:translateY(-2px);filter:brightness(1.04);box-shadow:0 20px 46px rgba(240,78,35,.3);}
.btn--primary:active{transform:translateY(0);filter:saturate(.92);}
.btn--ghost{background:#fff;color:var(--brand-600);box-shadow:inset 0 0 0 1px var(--brand-500);}
.btn--ghost:hover{background:rgba(240,78,35,.08);color:var(--brand-600);}
.btn--sm{min-height:42px;padding:0 18px;font-size:14px;}
.btn--block{width:100%;}
.btn[disabled],.btn.is-disabled{opacity:.5;pointer-events:none;box-shadow:none;}
.btn:focus-visible,.nav__item:focus-visible,.topbar__act:focus-visible,.burger:focus-visible,.to-top:focus-visible,a:focus-visible{
  outline:2px solid var(--brand-500);outline-offset:2px;box-shadow:0 0 0 3px rgba(240,78,35,.18);
}
.link-more{font-size:15px;font-weight:600;border-bottom:2px solid rgba(240,78,35,.35);padding-bottom:2px;}

/* ============ 汉堡 & 抽屉 ============ */
.burger{
  display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:12px;
  background:#fff;cursor:pointer;align-items:center;justify-content:center;
}
.burger span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink-900);position:relative;}
.burger span::before,.burger span::after{content:"";position:absolute;left:0;width:18px;height:2px;border-radius:2px;background:var(--ink-900);}
.burger span::before{top:-6px;}
.burger span::after{top:6px;}
.drawer-mask{
  position:fixed;inset:0;background:rgba(20,15,38,.55);z-index:90;
  opacity:0;pointer-events:none;transition:opacity .24s var(--ease);
}
.drawer-mask.is-open{opacity:1;pointer-events:auto;}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(340px,86vw);z-index:95;
  background:var(--surface);box-shadow:var(--sh-2);
  transform:translateX(105%);transition:transform .28s var(--ease);
  display:flex;flex-direction:column;padding:20px;
}
.drawer.is-open{transform:translateX(0);}
.drawer__head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-bottom:14px;border-bottom:1px solid var(--line);}
.drawer__close{
  width:44px;height:44px;border-radius:12px;border:1px solid var(--line);background:#fff;
  font-size:20px;line-height:1;color:var(--ink-700);cursor:pointer;
}
.drawer__nav{display:flex;flex-direction:column;gap:4px;padding:14px 0;overflow:auto;}
.drawer__nav a{min-height:46px;display:flex;align-items:center;padding:0 12px;border-radius:12px;color:var(--ink-700);font-weight:600;}
.drawer__nav a:hover,.drawer__nav a.is-active{background:var(--surface-2);color:var(--brand-600);}
.drawer__foot{margin-top:auto;padding-top:14px;border-top:1px solid var(--line);}
@media (max-width:1024px){
  .nav__menu{display:none;}
  .burger{display:inline-flex;}
}

/* ============ 文章头部 ============ */
.article-hero{
  position:relative;overflow:hidden;
  padding:44px 0 40px;
  background-image:linear-gradient(180deg,rgba(255,248,244,.92) 0%,rgba(255,248,244,.98) 58%,#FFF8F4 100%),url("/assets/images/backpic/back-2.webp");
  background-size:cover;background-position:center;
  border-bottom:1px solid var(--line);
}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:var(--ink-500);margin-bottom:18px;}
.breadcrumb a{color:var(--ink-500);}
.breadcrumb a:hover{color:var(--brand-600);}
.breadcrumb .sep{color:#C7BEB7;}
.breadcrumb .current{color:var(--ink-900);font-weight:600;max-width:min(620px,70vw);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.chip{
  display:inline-flex;align-items:center;height:26px;padding:0 10px;border-radius:var(--r-pill);
  background:#FFF0E8;color:var(--brand-600);font-size:13px;font-weight:700;
}
.article-hero h1{
  font-size:clamp(26px,3.6vw,42px);line-height:1.22;font-weight:800;
  letter-spacing:-.5px;margin:16px 0 0;max-width:900px;
}
.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px 20px;margin-top:20px;font-size:14px;color:var(--ink-500);}
.meta-row .meta{display:inline-flex;align-items:center;gap:7px;}
.meta-row svg{width:15px;height:15px;flex:0 0 15px;fill:none;stroke:var(--ink-500);stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;}
.meta-row .num{color:var(--ink-700);font-weight:600;}
.meta-divider{width:1px;height:14px;background:var(--line);}

/* ============ 正文布局 ============ */
.article-wrap{padding:48px 0 72px;}
.article-layout{
  display:grid;grid-template-columns:minmax(0,780px) 260px;
  gap:56px;justify-content:center;align-items:start;
}
.article-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);padding:32px 36px;
}
@media (max-width:768px){.article-card{padding:24px 20px;}}

.prose{font-size:16px;line-height:1.85;color:var(--ink-700);}
.prose>*:first-child{margin-top:0;}
.prose p{margin:0 0 1.2em;}
.prose h2{
  position:relative;font-size:clamp(21px,2.2vw,26px);line-height:1.4;
  margin:40px 0 16px;padding-left:16px;
}
.prose h2::before{
  content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:4px;border-radius:4px;background:var(--brand-grad);
}
.prose h3{font-size:19px;margin:28px 0 12px;}
.prose ul,.prose ol{padding-left:1.4em;}
.prose li{margin-bottom:.6em;}
.prose ul{list-style:none;padding-left:1.2em;}
.prose ul>li{position:relative;padding-left:14px;}
.prose ul>li::before{
  content:"";position:absolute;left:0;top:.7em;width:6px;height:6px;border-radius:50%;background:var(--brand-500);
}
.prose ol{list-style:decimal;}
.prose ol>li::marker{color:var(--brand-500);font-weight:700;}
.prose blockquote{
  margin:24px 0;padding:18px 22px;border-left:4px solid var(--brand-500);
  background:#FFF0E8;border-radius:var(--r-card-sm);color:var(--ink-900);
}
.prose blockquote p:last-child{margin-bottom:0;}
.prose img{border-radius:var(--r-card-sm);margin:22px 0 8px;background:var(--surface-2);}
.prose figure{margin:24px 0;}
.prose figcaption{font-size:13px;color:var(--ink-500);text-align:center;margin-top:8px;}
.prose a{font-weight:600;}
.prose hr{border:0;border-top:1px solid var(--line);margin:32px 0;}
.prose table{width:100%;border-collapse:collapse;font-size:15px;}
.prose table th,.prose table td{border:1px solid var(--line);padding:10px 12px;text-align:left;}
.prose table th{background:var(--surface-2);color:var(--ink-900);}

.empty-state{
  text-align:center;padding:40px 20px;border:1px dashed var(--line);border-radius:var(--r-card);
  background:var(--surface-2);margin:8px 0;
}
.empty-state img{width:120px;height:80px;object-fit:cover;border-radius:var(--r-card-sm);margin:0 auto 18px;}
.empty-state p{color:var(--ink-500);margin-bottom:18px;}

/* ============ 侧栏 ============ */
.article-side{display:flex;flex-direction:column;gap:20px;position:sticky;top:96px;}
.side-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);padding:22px;transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.side-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(240,78,35,.35);}
.side-card h3{font-size:17px;margin-bottom:12px;}
.side-card p{font-size:14px;color:var(--ink-500);margin-bottom:16px;}
.side-card__img{width:100%;height:120px;object-fit:cover;border-radius:var(--r-card-sm);background:var(--surface-2);margin-bottom:16px;}
.side-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:2px;}
.side-list a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  min-height:44px;padding:0 10px;border-radius:10px;color:var(--ink-700);font-size:14.5px;font-weight:500;
}
.side-list a:hover{background:var(--surface-2);color:var(--brand-600);}
.side-list a span{color:var(--brand-500);font-weight:700;}
.side-note{font-size:13px;color:var(--ink-500);margin-top:12px;margin-bottom:0;}

/* ============ 相关推荐 ============ */
.section{padding:72px 0;}
.section--tight{padding:56px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:28px;}
.section-head h2{font-size:clamp(22px,2.4vw,32px);}
.section-head p{font-size:14.5px;color:var(--ink-500);margin:8px 0 0;}
.rec-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.card-post{
  position:relative;display:flex;flex-direction:column;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);overflow:hidden;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.card-post:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(240,78,35,.35);}
.card-post__img{width:100%;height:150px;object-fit:cover;background:var(--surface-2);transition:transform .3s var(--ease);}
.card-post:hover .card-post__img{transform:scale(1.03);}
.card-post__body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.card-post h3{font-size:17px;line-height:1.45;}
.card-post:hover h3{color:var(--brand-500);}
.card-post p{font-size:14px;color:var(--ink-500);margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.card-post__meta{display:flex;align-items:center;gap:12px;margin-top:auto;font-size:13px;color:var(--ink-500);}
.card-post__meta .num{color:var(--ink-700);}
.card-post__link{position:absolute;inset:0;}

.back-row{display:flex;align-items:center;gap:18px;margin-top:32px;font-size:15px;font-weight:600;}

/* ============ CTA 条幅 ============ */
.cta-band{position:relative;overflow:hidden;background:var(--dark-grad);color:#EFEAF7;padding:56px 0;}
.cta-band::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(118deg,rgba(255,138,61,.18) 0%,rgba(240,78,35,0) 55%);
}
.cta-band__in{position:relative;z-index:1;display:flex;align-items:center;justify-content:space-between;gap:32px;}
.cta-band h2{color:#fff;font-size:clamp(22px,2.4vw,32px);}
.cta-band p{color:#C9C1DC;margin:10px 0 0;font-size:15px;}
.cta-band .badge-row{margin-top:20px;}
.badge-row{display:flex;flex-wrap:wrap;gap:12px;}
.badge{
  display:flex;flex-direction:column;gap:2px;
  background:#fff;border:1px solid var(--line);border-radius:16px;
  padding:12px 16px;box-shadow:var(--sh-1);
}
.cta-band .badge{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.16);box-shadow:var(--sh-inset);}
.badge__num{font-size:26px;font-weight:800;line-height:1;font-variant-numeric:tabular-nums;color:var(--ink-900);}
.cta-band .badge__num{color:#fff;}
.badge__num--teal{color:var(--teal-500);}
.badge__num--gold{color:var(--gold-500);}
.badge__num--brand{color:var(--brand-500);}
.badge__label{font-size:13px;color:var(--ink-500);}
.cta-band .badge__label{color:#B7AECD;}

/* ============ 页脚 ============ */
.site-footer{background:var(--dark-grad);color:#C9C1DC;padding:56px 0 24px;font-size:14.5px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:32px;}
.site-footer .logo__text{color:#fff;}
.site-footer .logo__text small{color:#B7AECD;}
.site-footer p{margin:16px 0 8px;color:#C9C1DC;}
.site-footer .badge-row{margin-top:18px;}
.footer-col h4{color:#fff;font-size:16px;margin-bottom:14px;}
.footer-col ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px;}
.footer-col a{color:#C9C1DC;}
.footer-col a:hover{color:var(--brand-400);}
.footer-col address{font-style:normal;line-height:2;}
.footer-bottom{
  margin-top:40px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:12px 24px;align-items:center;justify-content:space-between;
  font-size:13px;color:#9F97B8;
}
.footer-bottom .links{display:flex;flex-wrap:wrap;gap:10px 18px;align-items:center;}
.footer-bottom a{color:#C9C1DC;}
.footer-bottom a:hover{color:var(--brand-400);}

/* ============ 回到顶部 ============ */
.to-top{
  position:fixed;right:24px;bottom:24px;z-index:70;
  width:48px;height:48px;border-radius:50%;border:0;cursor:pointer;
  background:var(--brand-grad);color:#fff;box-shadow:var(--sh-brand);
  display:flex;align-items:center;justify-content:center;
  opacity:0;pointer-events:none;transform:translateY(10px);
  transition:opacity .24s var(--ease),transform .24s var(--ease);
}
.to-top.is-visible{opacity:1;pointer-events:auto;transform:translateY(0);}
.to-top:hover{filter:brightness(1.05);}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  .article-layout{grid-template-columns:minmax(0,1fr);gap:32px;}
  .article-side{position:static;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
}
@media (max-width:768px){
  .section{padding:56px 0;}
  .section--tight{padding:48px 0;}
  .article-hero{padding:32px 0 28px;}
  .rec-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .cta-band{padding:44px 0;}
  .cta-band__in{flex-direction:column;align-items:flex-start;}
  .footer-grid{grid-template-columns:1fr;}
}
@media (max-width:520px){
  .container{padding:0 18px;}
  .article-wrap{padding:32px 0 56px;}
  .rec-grid{grid-template-columns:1fr;}
  .badge-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));}
  .badge{width:100%;}
  .btn{width:100%;}
  .nav__right .btn{width:auto;}
  .meta-divider{display:none;}
  .breadcrumb .current{max-width:100%;white-space:normal;}
  .to-top{right:16px;bottom:16px;}
}

/* roulang page: category1 */
:root{
  --brand-400:#FF7A45;
  --brand-500:#F04E23;
  --brand-600:#D23A17;
  --brand-grad:linear-gradient(118deg,#FF8A3D 0%,#F04E23 48%,#C7284A 100%);
  --ink-900:#191428;
  --ink-700:#3A3350;
  --ink-500:#6B6479;
  --bg:#FFF8F4;
  --surface:#FFFFFF;
  --surface-2:#F5EEE9;
  --line:#EBE1DA;
  --dark-900:#140F26;
  --dark-800:#241B3D;
  --dark-grad:linear-gradient(160deg,#241B3D 0%,#140F26 100%);
  --teal-500:#14C4A8;
  --gold-500:#FFC24B;
  --danger:#D9453B;
  --r-card:24px;
  --r-card-sm:16px;
  --r-input:12px;
  --r-pill:999px;
  --sh-1:0 6px 18px rgba(25,20,40,.06);
  --sh-2:0 14px 34px rgba(25,20,40,.10);
  --sh-brand:0 16px 40px rgba(240,78,35,.22);
  --font-cn:system-ui,-apple-system,"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Source Han Sans SC","Noto Sans CJK 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:16px;
  line-height:1.75;
  color:var(--ink-700);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .2s ease;}
button{font-family:inherit;border:0;background:none;cursor:pointer;color:inherit;}
h1,h2,h3,h4{margin:0;color:var(--ink-900);font-weight:700;line-height:1.3;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
address{font-style:normal;}
:focus-visible{outline:2px solid var(--brand-500);outline-offset:2px;box-shadow:0 0 0 3px rgba(240,78,35,.18);border-radius:6px;}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum";}

.container{
  width:100%;
  max-width:1240px;
  margin:0 auto;
  padding:0 24px;
}

/* ---------- 顶部信息条 ---------- */
.topbar{
  background:var(--dark-grad);
  color:rgba(255,255,255,.86);
  font-size:13px;
  line-height:1;
  min-height:36px;
}
.topbar .container{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  min-height:36px;
  padding-top:6px;
  padding-bottom:6px;
  flex-wrap:wrap;
}
.topbar__domain{color:#fff;font-weight:600;letter-spacing:.02em;}
.topbar__note{color:rgba(255,255,255,.68);}
.topbar__link{
  color:#FFD3BF;
  border-bottom:1px solid rgba(255,211,191,.5);
  padding-bottom:2px;
  transition:color .2s ease,border-color .2s ease;
}
.topbar__link:hover{color:#fff;border-color:#fff;}

/* ---------- 主导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  border-bottom:1px solid transparent;
  transition:box-shadow .25s ease,border-color .25s ease;
}
.site-header.is-scrolled{
  box-shadow:var(--sh-1);
  border-bottom-color:var(--line);
}
.nav{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  min-height:72px;
}
.logo{display:flex;align-items:center;gap:10px;min-height:44px;}
.logo__mark{
  width:38px;height:38px;flex:0 0 38px;
  display:grid;place-items:center;
  border-radius:12px;
  background:var(--brand-grad);
  color:#fff;font-weight:800;font-size:18px;
  box-shadow:var(--sh-brand);
}
.logo__text{
  display:flex;flex-direction:column;
  font-size:17px;font-weight:800;color:var(--ink-900);
  line-height:1.2;
}
.logo__text small{
  font-size:11px;font-weight:500;color:var(--ink-500);
  line-height:1.4;margin-top:2px;
}
.nav__menu{display:flex;align-items:center;gap:4px;}
.nav__item{
  position:relative;
  padding:10px 14px;
  font-size:15px;
  color:var(--ink-700);
  border-radius:10px;
  min-height:44px;
  display:inline-flex;
  align-items:center;
}
.nav__item::after{
  content:"";
  position:absolute;
  left:14px;right:14px;bottom:6px;
  height:2px;
  background:var(--brand-grad);
  border-radius:2px;
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .18s ease;
}
.nav__item:hover{color:var(--brand-500);}
.nav__item:hover::after{transform:scaleX(1);}
.nav__item.is-active{color:var(--brand-600);font-weight:700;}
.nav__item.is-active::after{transform:scaleX(1);}
.nav__right{display:flex;align-items:center;gap:12px;}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  border-radius:var(--r-pill);
  font-size:15px;
  font-weight:700;
  padding:0 26px;
  min-height:48px;
  border:1px solid transparent;
  transition:transform .2s cubic-bezier(.2,.7,.3,1),box-shadow .2s ease,background-color .2s ease,color .2s ease,border-color .2s ease,filter .2s ease;
}
.btn--primary{
  background:var(--brand-grad);
  color:#fff;
  box-shadow:var(--sh-brand);
}
.btn--primary:hover{transform:translateY(-2px);filter:brightness(1.04);box-shadow:0 20px 46px rgba(240,78,35,.30);}
.btn--primary:active{transform:translateY(0);filter:saturate(.92);box-shadow:0 10px 24px rgba(240,78,35,.22);}
.btn--ghost{
  background:var(--surface);
  color:var(--brand-600);
  border-color:rgba(240,78,35,.55);
}
.btn--ghost:hover{background:rgba(240,78,35,.08);transform:translateY(-2px);}
.btn--light{
  background:rgba(255,255,255,.10);
  color:#fff;
  border-color:rgba(255,255,255,.34);
}
.btn--light:hover{background:rgba(255,255,255,.18);transform:translateY(-2px);}
.btn--sm{min-height:44px;padding:0 20px;font-size:14px;}
.btn--block{width:100%;}
.btn[disabled],.btn.is-disabled{opacity:.5;box-shadow:none;pointer-events:none;}

.burger{
  display:none;
  width:44px;height:44px;
  border-radius:12px;
  border:1px solid var(--line);
  background:var(--surface);
  align-items:center;
  justify-content:center;
  flex-direction:column;
  gap:5px;
}
.burger span{
  display:block;width:18px;height:2px;border-radius:2px;background:var(--ink-900);
  position:relative;
  transition:transform .2s ease;
}
.burger span::before,.burger span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;border-radius:2px;background:var(--ink-900);
  transition:transform .2s ease,top .2s ease;
}
.burger span::before{top:-6px;}
.burger span::after{top:6px;}

.drawer-overlay{
  position:fixed;inset:0;
  background:rgba(20,15,38,.55);
  opacity:0;visibility:hidden;
  transition:opacity .25s ease,visibility .25s ease;
  z-index:80;
}
.drawer-overlay.is-open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;
  top:0;right:0;bottom:0;
  width:min(320px,86vw);
  background:var(--surface);
  z-index:90;
  transform:translateX(102%);
  transition:transform .28s cubic-bezier(.2,.7,.3,1);
  padding:20px;
  display:flex;
  flex-direction:column;
  gap:8px;
  overflow-y:auto;
  box-shadow:-20px 0 50px rgba(20,15,38,.24);
}
.drawer.is-open{transform:translateX(0);}
.drawer__head{display:flex;align-items:center;justify-content:space-between;margin-bottom:8px;}
.drawer__close{
  width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  display:grid;place-items:center;font-size:20px;color:var(--ink-700);background:var(--surface-2);
}
.drawer__link{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 12px;
  border-radius:14px;
  font-size:15px;
  color:var(--ink-700);
  min-height:48px;
  border:1px solid transparent;
}
.drawer__link:hover{background:var(--surface-2);border-color:var(--line);color:var(--brand-600);}
.drawer__link.is-active{background:#FFF0E8;color:var(--brand-600);font-weight:700;}
.drawer .btn{margin-top:16px;}

/* ---------- 通用板块 ---------- */
.section{padding:88px 0;}
.section--tight{padding:56px 0;}
.section--alt{background:var(--surface-2);}
.section--plain{background:var(--surface);}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  margin-bottom:36px;
  padding-bottom:0;
}
.section-head h2{font-size:clamp(24px,2.6vw,36px);font-weight:700;}
.section-head p{margin-top:10px;color:var(--ink-500);font-size:15px;max-width:640px;}
.text-link{
  color:var(--brand-600);
  font-weight:700;
  font-size:15px;
  border-bottom:2px solid rgba(240,78,35,.35);
  padding-bottom:2px;
  white-space:nowrap;
}
.text-link:hover{color:var(--brand-500);border-color:var(--brand-500);}

.tag{
  display:inline-flex;
  align-items:center;
  height:26px;
  padding:0 10px;
  border-radius:var(--r-pill);
  background:#FFF0E8;
  color:var(--brand-600);
  font-size:13px;
  font-weight:600;
}
.tag--gray{background:var(--surface-2);color:var(--ink-500);}

/* ---------- 分类页首屏 ---------- */
.cat-hero{
  position:relative;
  overflow:hidden;
  background:linear-gradient(160deg,#FFF1E7 0%,#FFE4D4 52%,#FFF8F4 100%);
  padding:56px 0 72px;
  border-bottom:1px solid var(--line);
}
.cat-hero::after{
  content:"";
  position:absolute;
  right:-90px;top:-70px;
  width:420px;height:420px;
  border-radius:50%;
  background:radial-gradient(circle at 30% 30%,rgba(240,78,35,.18),rgba(240,78,35,0) 68%);
  pointer-events:none;
}
.cat-hero__grid{
  position:relative;
  display:grid;
  grid-template-columns:minmax(0,7fr) minmax(0,5fr);
  gap:40px;
  align-items:center;
}
.crumb{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:8px;
  font-size:14px;
  color:var(--ink-500);
  margin-bottom:20px;
}
.crumb a:hover{color:var(--brand-600);}
.crumb span.sep{color:rgba(107,100,121,.5);}
.crumb strong{color:var(--ink-900);font-weight:700;}
.cat-hero h1{
  font-size:clamp(30px,4.2vw,48px);
  line-height:1.16;
  font-weight:800;
  letter-spacing:-.5px;
  margin-bottom:18px;
}
.cat-hero h1 em{
  font-style:normal;
  background:var(--brand-grad);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.cat-hero__lead{
  font-size:17px;
  color:var(--ink-700);
  max-width:620px;
  margin-bottom:26px;
}
.cat-hero__actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center;}
.cat-hero__media{
  position:relative;
  border-radius:var(--r-card);
  overflow:hidden;
  box-shadow:var(--sh-2);
  border:1px solid rgba(240,78,35,.22);
  background:var(--surface-2);
  aspect-ratio:4/3;
}
.cat-hero__media img{width:100%;height:100%;object-fit:cover;}
.cat-hero__float{
  position:absolute;
  left:-10px;bottom:18px;
  background:var(--surface);
  border-radius:16px;
  padding:12px 18px;
  box-shadow:var(--sh-2);
  border:1px solid var(--line);
  display:flex;
  flex-direction:column;
  gap:2px;
}
.cat-hero__float b{font-size:22px;color:var(--teal-500);font-variant-numeric:tabular-nums;}
.cat-hero__float span{font-size:12px;color:var(--ink-500);}

/* ---------- 数据徽章 ---------- */
.stat-row{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:24px;
}
.stat-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-card-sm);
  padding:22px 24px;
  box-shadow:var(--sh-1);
  transition:transform .2s cubic-bezier(.2,.7,.3,1),box-shadow .2s ease,border-color .2s ease;
}
.stat-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(240,78,35,.35);}
.stat-card b{
  display:block;
  font-size:clamp(28px,3.2vw,38px);
  font-weight:800;
  line-height:1;
  font-variant-numeric:tabular-nums;
  color:var(--brand-500);
}
.stat-card b.teal{color:var(--teal-500);}
.stat-card b.gold{color:var(--gold-500);}
.stat-card b small{font-size:14px;font-weight:700;margin-left:2px;}
.stat-card span{display:block;margin-top:8px;font-size:13px;color:var(--ink-500);}

/* ---------- 要点卡 ---------- */
.feature-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:24px;
}
.feature-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--sh-1);
  overflow:hidden;
  display:grid;
  grid-template-columns:200px minmax(0,1fr);
  transition:transform .2s cubic-bezier(.2,.7,.3,1),box-shadow .2s ease,border-color .2s ease;
}
.feature-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(240,78,35,.35);}
.feature-card__pic{
  background:var(--surface-2);
  overflow:hidden;
  min-height:100%;
}
.feature-card__pic img{
  width:100%;height:100%;object-fit:cover;
  transition:transform .35s ease;
}
.feature-card:hover .feature-card__pic img{transform:scale(1.03);}
.feature-card__body{padding:24px;display:flex;flex-direction:column;gap:12px;}
.feature-card__body h3{font-size:20px;}
.feature-card__body p{font-size:15px;color:var(--ink-500);}
.feature-card__tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto;}

/* ---------- 锚点布局 ---------- */
.anchor-layout{
  display:grid;
  grid-template-columns:250px minmax(0,1fr);
  gap:32px;
  align-items:start;
}
.anchor-nav{
  position:sticky;
  top:104px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:22px;
  box-shadow:var(--sh-1);
}
.anchor-nav h2{
  font-size:13px;
  text-transform:none;
  color:var(--ink-500);
  font-weight:700;
  margin-bottom:14px;
}
.anchor-nav ul{display:flex;flex-direction:column;gap:4px;margin-bottom:20px;}
.anchor-nav a{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:8px;
  padding:11px 12px;
  border-radius:12px;
  font-size:15px;
  color:var(--ink-700);
  min-height:44px;
  border:1px solid transparent;
  transition:background-color .2s ease,color .2s ease,border-color .2s ease;
}
.anchor-nav a::after{content:"→";color:rgba(107,100,121,.55);font-size:14px;}
.anchor-nav a:hover{background:#FFF0E8;color:var(--brand-600);border-color:rgba(240,78,35,.28);}
.anchor-nav a:hover::after{color:var(--brand-500);}
.anchor-nav__cta{
  border-top:1px solid var(--line);
  padding-top:18px;
  display:flex;
  flex-direction:column;
  gap:10px;
}
.anchor-nav__cta p{font-size:13px;color:var(--ink-500);}

.group{margin-bottom:36px;}
.group:last-child{margin-bottom:0;}
.group__head{
  display:flex;
  align-items:center;
  gap:12px;
  margin-bottom:16px;
}
.group__head h3{font-size:20px;}
.group__head span{
  font-size:12px;
  color:var(--ink-500);
  background:var(--surface-2);
  border-radius:var(--r-pill);
  padding:3px 10px;
}
.entry-list{display:flex;flex-direction:column;gap:14px;}
.entry{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-card-sm);
  padding:20px 24px;
  box-shadow:var(--sh-1);
  transition:transform .2s cubic-bezier(.2,.7,.3,1),box-shadow .2s ease,border-color .2s ease;
  min-height:44px;
}
.entry:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(240,78,35,.35);}
.entry__text h4{font-size:17px;font-weight:700;color:var(--ink-900);margin-bottom:6px;}
.entry:hover .entry__text h4{color:var(--brand-600);}
.entry__text p{font-size:14px;color:var(--ink-500);}
.entry__arrow{
  flex:0 0 auto;
  width:44px;height:44px;
  border-radius:50%;
  display:grid;place-items:center;
  background:var(--surface-2);
  color:var(--brand-600);
  font-size:16px;
  transition:background .2s ease,color .2s ease,transform .2s ease;
}
.entry:hover .entry__arrow{background:var(--brand-grad);color:#fff;transform:translateX(3px);}

/* ---------- FAQ ---------- */
.faq{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-1);overflow:hidden;}
.faq__item{border-bottom:1px solid var(--line);border-radius:var(--r-card-sm);}
.faq__item:last-child{border-bottom:0;}
.faq__q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:20px 26px;
  text-align:left;
  min-height:56px;
}
.faq__q h3{font-size:17px;font-weight:700;line-height:1.5;}
.faq__icon{
  flex:0 0 26px;
  width:26px;height:26px;
  border-radius:50%;
  background:#FFF0E8;
  color:var(--brand-600);
  display:grid;place-items:center;
  font-size:16px;
  font-weight:700;
  transition:transform .2s ease,background .2s ease,color .2s ease;
}
.faq__item.is-open .faq__icon{transform:rotate(45deg);background:var(--brand-grad);color:#fff;}
.faq__a{
  max-height:0;
  overflow:hidden;
  transition:max-height .3s ease;
}
.faq__a p{
  padding:0 26px 22px;
  font-size:15px;
  line-height:1.8;
  color:var(--ink-500);
}
.faq__item.is-open .faq__q h3{color:var(--brand-600);}

/* ---------- CTA 条幅 ---------- */
.cta-banner{
  position:relative;
  overflow:hidden;
  border-radius:var(--r-card);
  background:var(--dark-grad);
  color:rgba(255,255,255,.82);
  padding:48px;
  display:grid;
  grid-template-columns:minmax(0,1.4fr) minmax(0,1fr);
  gap:32px;
  align-items:center;
  box-shadow:var(--sh-2);
}
.cta-banner::before{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(118deg,rgba(255,138,61,.18) 0%,rgba(240,78,35,.10) 42%,rgba(199,40,74,0) 72%);
  pointer-events:none;
}
.cta-banner__body{position:relative;}
.cta-banner h2{color:#fff;font-size:clamp(24px,2.6vw,34px);margin-bottom:12px;}
.cta-banner p{font-size:15px;max-width:560px;}
.cta-banner__side{position:relative;display:flex;flex-direction:column;gap:18px;align-items:flex-start;}
.cta-banner__badges{display:flex;flex-wrap:wrap;gap:12px;width:100%;}
.badge{
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.14);
  border-radius:16px;
  padding:14px 18px;
  display:flex;
  flex-direction:column;
  gap:4px;
  min-width:0;
}
.badge__num{
  font-size:24px;
  font-weight:700;
  line-height:1;
  font-variant-numeric:tabular-nums;
  color:#fff;
}
.badge__num--teal{color:var(--teal-500);}
.badge__num--gold{color:var(--gold-500);}
.badge__num--brand{color:var(--brand-400);}
.badge__label{font-size:13px;color:rgba(255,255,255,.66);}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--dark-grad);
  color:rgba(255,255,255,.72);
  padding:72px 0 0;
  font-size:15px;
}
.footer-grid{
  display:grid;
  grid-template-columns:minmax(0,1.6fr) repeat(3,minmax(0,1fr));
  gap:40px;
  padding-bottom:48px;
  border-bottom:1px solid rgba(255,255,255,.12);
}
.footer-brand .logo__text{color:#fff;}
.footer-brand .logo__text small{color:rgba(255,255,255,.55);}
.footer-brand p{margin-top:18px;font-size:14px;color:rgba(255,255,255,.6);max-width:340px;}
.footer-brand p + p{margin-top:8px;}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:16px;font-weight:700;}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a{
  font-size:14px;
  color:rgba(255,255,255,.66);
  display:inline-flex;
  align-items:center;
  min-height:32px;
  transition:color .2s ease,padding-left .2s ease;
}
.footer-col a:hover{color:#fff;padding-left:4px;}
.footer-col address{font-size:14px;line-height:2;color:rgba(255,255,255,.62);}
.badge-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:20px;}
.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  padding:22px 0 28px;
  font-size:13px;
  color:rgba(255,255,255,.5);
}
.footer-bottom .links{display:flex;flex-wrap:wrap;align-items:center;gap:16px;}
.footer-bottom .links a{color:rgba(255,255,255,.62);min-height:32px;display:inline-flex;align-items:center;}
.footer-bottom .links a:hover{color:#fff;}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .feature-card{grid-template-columns:170px minmax(0,1fr);}
}
@media (max-width:1024px){
  .nav__menu{display:none;}
  .burger{display:inline-flex;}
  .nav__right .btn--primary{display:none;}
  .cat-hero__grid{grid-template-columns:1fr;gap:32px;}
  .cat-hero__media{max-width:560px;}
  .stat-row{grid-template-columns:repeat(2,minmax(0,1fr));}
  .feature-grid{grid-template-columns:1fr;}
  .anchor-layout{grid-template-columns:1fr;gap:24px;}
  .anchor-nav{position:static;}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px;}
  .cta-banner{grid-template-columns:1fr;padding:40px 32px;}
  .cta-banner__side{align-items:stretch;}
  .cta-banner__side .btn{width:100%;}
}
@media (max-width:768px){
  .section{padding:56px 0;}
  .section--tight{padding:40px 0;}
  .cat-hero{padding:40px 0 52px;}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;margin-bottom:26px;}
  .entry{flex-direction:row;padding:18px 18px;}
  .faq__q{padding:16px 18px;}
  .faq__a p{padding:0 18px 18px;}
  .cta-banner{padding:32px 24px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:520px){
  .container{padding:0 18px;}
  body{font-size:15px;}
  .topbar .container{justify-content:flex-start;gap:10px;}
  .topbar__note{display:none;}
  .feature-card{grid-template-columns:1fr;}
  .feature-card__pic{min-height:170px;}
  .stat-row{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;}
  .stat-card{padding:18px;}
  .cat-hero__actions .btn{width:100%;}
  .cat-hero__float{left:10px;bottom:10px;}
  .footer-grid{grid-template-columns:1fr;}
  .badge-row{flex-direction:row;}
  .cta-banner__badges{gap:10px;}
  .badge{flex:1 1 calc(50% - 5px);}
}

/* roulang page: category2 */
:root{
  --brand-400:#FF7A45;
  --brand-500:#F04E23;
  --brand-600:#D23A17;
  --brand-grad:linear-gradient(118deg,#FF8A3D 0%,#F04E23 48%,#C7284A 100%);
  --ink-900:#191428;
  --ink-700:#3A3350;
  --ink-500:#6B6479;
  --bg:#FFF8F4;
  --surface:#FFFFFF;
  --surface-2:#F5EEE9;
  --line:#EBE1DA;
  --dark-900:#140F26;
  --dark-800:#241B3D;
  --dark-grad:linear-gradient(160deg,#241B3D 0%,#140F26 100%);
  --teal-500:#14C4A8;
  --gold-500:#FFC24B;
  --warn:#E5A017;
  --danger:#D9453B;
  --r-card:24px;
  --r-card-sm:16px;
  --r-input:12px;
  --r-pill:999px;
  --sh-1:0 6px 18px rgba(25,20,40,.06);
  --sh-2:0 14px 34px rgba(25,20,40,.10);
  --sh-brand:0 16px 40px rgba(240,78,35,.22);
  --container:1240px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink-700);
  font-family:system-ui,-apple-system,"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Source Han Sans SC",Inter,sans-serif;
  font-size:16px;
  line-height:1.75;
  overflow-x:hidden;
}
img{display:block;max-width:100%;background:var(--surface-2);}
a{color:inherit;text-decoration:none;}
button{font:inherit;color:inherit;}
h1,h2,h3,h4{color:var(--ink-900);margin:0;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
address{font-style:normal;}
:focus-visible{outline:2px solid var(--brand-500);outline-offset:3px;box-shadow:0 0 0 6px rgba(240,78,35,.15);border-radius:6px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
@media (min-width:1440px){.container{max-width:1320px;}}
@media (max-width:480px){.container{padding:0 18px;}}

/* ---------- 顶部信息条 ---------- */
.topbar{background:var(--dark-grad);color:rgba(255,255,255,.78);font-size:13px;}
.topbar__inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:36px;padding:4px 0;}
.topbar__domain{color:#fff;font-weight:700;font-variant-numeric:tabular-nums;}
.topbar__note{flex:1;text-align:center;color:rgba(255,255,255,.72);}
.topbar__link{color:#fff;text-decoration:underline;text-underline-offset:3px;min-height:44px;display:inline-flex;align-items:center;transition:opacity .2s;}
.topbar__link:hover{opacity:.78;}
@media (max-width:860px){.topbar__note{display:none;}}

/* ---------- 主导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.92);
  -webkit-backdrop-filter:blur(10px);
  backdrop-filter:blur(10px);
  transition:box-shadow .22s ease,border-color .22s ease;
  border-bottom:1px solid transparent;
}
.site-header.is-scrolled{box-shadow:var(--sh-1);border-bottom-color:var(--line);}
.nav{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:72px;}
.logo{display:flex;align-items:center;gap:12px;}
.logo__mark{
  width:42px;height:42px;border-radius:13px;background:var(--brand-grad);color:#fff;
  display:grid;place-items:center;font-weight:800;font-size:19px;box-shadow:var(--sh-brand);flex:none;
}
.logo__text{display:flex;flex-direction:column;font-weight:800;font-size:17px;line-height:1.18;color:var(--ink-900);}
.logo__text small{font-weight:500;font-size:11.5px;color:var(--ink-500);margin-top:2px;}
.nav__menu{display:flex;align-items:center;gap:2px;}
.nav__item{
  position:relative;display:inline-flex;align-items:center;min-height:44px;padding:8px 12px;
  font-size:15px;color:var(--ink-700);border-radius:8px;transition:color .18s ease;
}
.nav__item::after{
  content:"";position:absolute;left:12px;right:12px;bottom:6px;height:2px;border-radius:2px;
  background:var(--brand-grad);transform:scaleX(0);transform-origin:left;transition:transform .18s ease;
}
.nav__item:hover{color:var(--ink-900);}
.nav__item:hover::after{transform:scaleX(1);}
.nav__item.is-active{color:var(--ink-900);font-weight:700;}
.nav__item.is-active::after{transform:scaleX(1);}
.nav__right{display:flex;align-items:center;gap:10px;}
.burger{
  display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:12px;background:#fff;
  cursor:pointer;align-items:center;justify-content:center;flex-direction:column;gap:5px;
}
.burger span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink-900);}
.burger span+span{margin-top:0;}
@media (max-width:1024px){
  .nav__menu{display:none;}
  .burger{display:inline-flex;}
}

/* 抽屉 */
.drawer-mask{position:fixed;inset:0;background:rgba(20,15,38,.55);opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;z-index:80;}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(330px,86vw);background:var(--surface);z-index:90;
  padding:20px;display:flex;flex-direction:column;gap:6px;overflow-y:auto;
  transform:translateX(100%);transition:transform .28s cubic-bezier(.2,.7,.3,1);box-shadow:var(--sh-2);
}
.drawer.is-open{transform:translateX(0);}
.drawer__head{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px;}
.drawer__close{
  width:44px;height:44px;border-radius:12px;border:1px solid var(--line);background:#fff;cursor:pointer;
  font-size:20px;line-height:1;color:var(--ink-700);
}
.drawer a.drawer__link{
  display:flex;align-items:center;min-height:48px;padding:0 14px;border-radius:12px;color:var(--ink-700);
  font-size:15px;border:1px solid transparent;transition:.18s ease;
}
.drawer a.drawer__link:hover{background:var(--surface-2);border-color:var(--line);color:var(--ink-900);}
.drawer a.drawer__link.is-active{background:#FFF0E8;color:var(--brand-600);font-weight:700;}
.drawer .btn{margin-top:14px;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:0 26px;
  border-radius:var(--r-pill);border:1px solid transparent;font-weight:700;font-size:15px;cursor:pointer;
  transition:transform .2s cubic-bezier(.2,.7,.3,1),box-shadow .2s ease,background .2s ease,filter .2s ease;
  white-space:nowrap;
}
.btn--primary{background:var(--brand-grad);color:#fff;box-shadow:var(--sh-brand);}
.btn--primary:hover{transform:translateY(-2px);filter:brightness(1.04);}
.btn--primary:active{transform:translateY(0);filter:saturate(.88);box-shadow:0 8px 22px rgba(240,78,35,.24);}
.btn--ghost{background:#fff;color:var(--brand-600);border-color:var(--brand-500);}
.btn--ghost:hover{background:rgba(240,78,35,.08);transform:translateY(-2px);}
.btn--ghost:active{transform:translateY(0);}
.btn--light{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.35);}
.btn--light:hover{background:rgba(255,255,255,.18);transform:translateY(-2px);}
.btn--sm{min-height:42px;padding:0 20px;font-size:14px;}
.btn--lg{min-height:56px;padding:0 34px;font-size:16px;}
.btn--block{width:100%;}
.btn[disabled]{opacity:.5;box-shadow:none;cursor:not-allowed;transform:none;}
.link-more{color:var(--brand-600);font-weight:600;text-decoration:underline;text-underline-offset:4px;transition:opacity .2s;}
.link-more:hover{opacity:.78;}

/* ---------- 通用板块 ---------- */
.section{padding:88px 0;}
.section--alt{background:var(--surface-2);}
.section--plain{background:var(--surface);}
@media (max-width:768px){.section{padding:56px 0;}}
.section-head{max-width:780px;margin-bottom:40px;}
.section-head h2{font-size:clamp(24px,2.6vw,36px);line-height:1.25;font-weight:700;margin-bottom:12px;}
.section-head p{color:var(--ink-500);font-size:15.5px;}
.section-head--row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;max-width:none;}
@media (max-width:768px){.section-head--row{flex-direction:column;align-items:flex-start;}}

.tag{display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:var(--r-pill);background:#FFF0E8;color:var(--brand-600);font-size:13px;font-weight:600;}
.tag--grey{background:var(--surface-2);color:var(--ink-700);}

/* 数据徽章 */
.badge-row{display:flex;flex-wrap:wrap;gap:16px;}
.badge{
  display:flex;flex-direction:column;gap:2px;min-width:140px;padding:14px 18px;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card-sm);box-shadow:var(--sh-1);
}
.badge__num{font-size:24px;font-weight:800;line-height:1.1;color:var(--ink-900);font-variant-numeric:tabular-nums;}
.badge__num--teal{color:var(--teal-500);}
.badge__num--gold{color:var(--warn);}
.badge__num--brand{color:var(--brand-500);}
.badge__label{font-size:13px;color:var(--ink-500);}

/* ---------- 分类页头版（深色图文） ---------- */
.cat-hero{position:relative;background:var(--dark-grad);color:#fff;overflow:hidden;padding:64px 0 96px;}
.cat-hero::before{
  content:"";position:absolute;top:-160px;right:-120px;width:560px;height:560px;border-radius:50%;
  background:radial-gradient(circle,rgba(240,78,35,.38),rgba(240,78,35,0) 62%);pointer-events:none;
}
.cat-hero::after{
  content:"";position:absolute;left:-8%;right:-8%;bottom:-150px;height:200px;background:var(--bg);
  border-radius:50% 50% 0 0;pointer-events:none;
}
.cat-hero .container{position:relative;z-index:1;}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:rgba(255,255,255,.68);margin-bottom:22px;}
.breadcrumb a{color:rgba(255,255,255,.68);transition:color .2s;}
.breadcrumb a:hover{color:#fff;}
.breadcrumb span.sep{color:rgba(255,255,255,.4);}
.breadcrumb .current{color:#fff;font-weight:600;}
.cat-hero__grid{display:grid;grid-template-columns:7fr 5fr;gap:52px;align-items:center;}
.cat-hero h1{font-size:clamp(30px,4.4vw,52px);line-height:1.14;font-weight:800;letter-spacing:-.5px;color:#fff;margin-bottom:16px;}
.cat-hero h1 em{font-style:normal;background:var(--brand-grad);-webkit-background-clip:text;background-clip:text;color:transparent;}
.cat-hero__lead{font-size:17px;color:rgba(255,255,255,.86);margin-bottom:16px;max-width:640px;}
.cat-hero__text{font-size:15.5px;color:rgba(255,255,255,.68);margin-bottom:28px;max-width:660px;}
.cat-hero__actions{display:flex;flex-wrap:wrap;gap:14px;}
.cat-hero__figure{position:relative;border-radius:var(--r-card);overflow:hidden;border:1px solid rgba(255,255,255,.18);box-shadow:0 24px 60px rgba(0,0,0,.35);}
.cat-hero__figure img{width:100%;height:360px;object-fit:cover;}
.cat-hero__figure::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(20,15,38,0) 45%,rgba(20,15,38,.6) 100%);}
.float-badge{
  position:absolute;right:18px;bottom:18px;z-index:2;background:rgba(255,255,255,.96);
  border-radius:var(--r-card-sm);padding:12px 16px;box-shadow:var(--sh-2);display:flex;flex-direction:column;
}
.float-badge .badge__num{font-size:22px;color:var(--teal-500);}
.float-badge .badge__label{color:var(--ink-500);}
@media (max-width:1024px){
  .cat-hero__grid{grid-template-columns:1fr;gap:36px;}
  .cat-hero{padding:48px 0 80px;}
  .cat-hero__figure img{height:280px;}
}
@media (max-width:768px){.cat-hero__figure img{height:230px;}}

/* 头版数据条 */
.hero-stats{margin-top:-52px;position:relative;z-index:3;}
.hero-stats .badge-row{gap:20px;}
.hero-stats .badge{flex:1 1 220px;box-shadow:var(--sh-2);}
@media (max-width:560px){
  .hero-stats{margin-top:-24px;}
  .hero-stats .badge{flex:1 1 calc(50% - 10px);min-width:0;padding:12px 14px;}
}

/* ---------- 双列图文块 ---------- */
.figure-block{display:grid;grid-template-columns:5fr 7fr;gap:52px;align-items:center;padding:36px 0;}
.figure-block+.figure-block{border-top:1px solid var(--line);}
.figure-block--reverse{grid-template-columns:7fr 5fr;}
.figure-block--reverse .figure-block__media{order:2;}
.figure-block__media{border-radius:var(--r-card);overflow:hidden;border:1px solid var(--line);box-shadow:var(--sh-1);}
.figure-block__media img{width:100%;height:340px;object-fit:cover;transition:transform .35s ease;}
.figure-block__media:hover img{transform:scale(1.02);}
.figure-block__body h3{font-size:clamp(20px,2.2vw,26px);line-height:1.35;margin:16px 0 14px;}
.figure-block__body p+p{margin-top:14px;}
.point-list{margin-top:20px;display:grid;gap:12px;}
.point-list li{position:relative;padding-left:28px;font-size:15.5px;color:var(--ink-700);}
.point-list li::before{
  content:"";position:absolute;left:0;top:9px;width:14px;height:14px;border-radius:50%;
  background:rgba(20,196,168,.16);border:2px solid var(--teal-500);
}
@media (max-width:1024px){
  .figure-block,.figure-block--reverse{grid-template-columns:1fr;gap:28px;padding:28px 0;}
  .figure-block--reverse .figure-block__media{order:0;}
  .figure-block__media img{height:260px;}
}

/* ---------- 步骤时间线 ---------- */
.steps{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:8px;}
.steps::before{
  content:"";position:absolute;top:34px;left:6%;right:6%;height:2px;
  background:linear-gradient(90deg,rgba(240,78,35,.35),rgba(240,78,35,.08));z-index:0;
}
.step{
  position:relative;z-index:1;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px 22px;box-shadow:var(--sh-1);transition:transform .2s cubic-bezier(.2,.7,.3,1),box-shadow .2s ease,border-color .2s ease;
}
.step:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(240,78,35,.35);}
.step__num{
  display:inline-grid;place-items:center;width:52px;height:52px;border-radius:16px;background:var(--brand-grad);
  color:#fff;font-weight:800;font-size:18px;font-variant-numeric:tabular-nums;box-shadow:var(--sh-brand);margin-bottom:18px;
}
.step h3{font-size:18px;margin-bottom:10px;}
.step p{font-size:14.5px;color:var(--ink-500);}
@media (max-width:1024px){
  .steps{grid-template-columns:repeat(2,1fr);}
  .steps::before{display:none;}
}
@media (max-width:560px){
  .steps{grid-template-columns:1fr;}
}

/* ---------- 对比小卡组 ---------- */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.compare__card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);padding:28px;box-shadow:var(--sh-1);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;}
.compare__card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(240,78,35,.35);}
.compare__card--accent{border:2px solid transparent;background:linear-gradient(#fff,#fff) padding-box,var(--brand-grad) border-box;box-shadow:var(--sh-brand);}
.compare__card h3{font-size:20px;margin-bottom:6px;}
.compare__card .compare__sub{font-size:14px;color:var(--ink-500);margin-bottom:18px;}
.compare__row{display:flex;justify-content:space-between;gap:16px;padding:12px 0;border-bottom:1px dashed var(--line);font-size:14.5px;}
.compare__row:last-child{border-bottom:0;}
.compare__row dt{color:var(--ink-500);flex:none;}
.compare__row dd{margin:0;color:var(--ink-900);font-weight:600;text-align:right;}
@media (max-width:860px){.compare{grid-template-columns:1fr;}}

/* ---------- 表单 ---------- */
.form-wrap{display:grid;grid-template-columns:5fr 7fr;gap:48px;align-items:start;}
.form-side h2{font-size:clamp(22px,2.4vw,30px);line-height:1.3;margin-bottom:14px;}
.form-side p{color:var(--ink-500);font-size:15.5px;}
.form-side .badge-row{margin-top:24px;}
.form-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);padding:30px;box-shadow:var(--sh-1);}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;}
.field{display:flex;flex-direction:column;}
.field--full{grid-column:1 / -1;}
.field label{font-size:14px;font-weight:600;color:var(--ink-900);margin-bottom:8px;}
.field input,.field textarea,.field select{
  width:100%;min-height:48px;padding:12px 14px;border:1px solid var(--line);border-radius:var(--r-input);
  background:#fff;font:inherit;color:var(--ink-900);transition:border-color .2s ease,box-shadow .2s ease;
}
.field textarea{min-height:120px;resize:vertical;line-height:1.7;}
.field input::placeholder,.field textarea::placeholder{color:#A79FB0;}
.field input:focus,.field textarea:focus,.field select:focus{
  outline:none;border-color:var(--brand-500);box-shadow:0 0 0 4px rgba(240,78,35,.15);
}
.field.has-error input,.field.has-error textarea{border-color:var(--danger);box-shadow:0 0 0 4px rgba(217,69,59,.12);}
.field__error{display:none;font-size:13px;color:var(--danger);margin-top:6px;}
.field.has-error .field__error{display:block;}
.form-actions{display:flex;align-items:center;gap:18px;flex-wrap:wrap;margin-top:22px;}
.form-note{font-size:13px;color:var(--ink-500);}
.form-status{margin-top:16px;font-size:14px;display:none;}
.form-status.is-ok{display:block;color:#0F9E88;}
.form-status.is-error{display:block;color:var(--danger);}
@media (max-width:1024px){
  .form-wrap{grid-template-columns:1fr;gap:28px;}
}
@media (max-width:560px){
  .form-grid{grid-template-columns:1fr;}
  .form-actions .btn{width:100%;}
}

/* ---------- FAQ ---------- */
.faq{display:flex;flex-direction:column;gap:12px;max-width:900px;}
.faq__item{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card-sm);overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;}
.faq__item:hover{border-color:rgba(240,78,35,.35);box-shadow:var(--sh-1);}
.faq__item.is-open{box-shadow:var(--sh-1);border-color:rgba(240,78,35,.35);}
.faq__q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 24px;background:none;border:0;text-align:left;cursor:pointer;min-height:44px;
}
.faq__q h3{font-size:17px;font-weight:700;}
.faq__icon{flex:none;width:24px;height:24px;position:relative;transition:transform .2s ease;}
.faq__icon::before,.faq__icon::after{content:"";position:absolute;background:var(--brand-500);border-radius:2px;}
.faq__icon::before{left:11px;top:4px;width:2px;height:16px;}
.faq__icon::after{top:11px;left:4px;width:16px;height:2px;}
.faq__item.is-open .faq__icon{transform:rotate(45deg);}
.faq__a{max-height:0;overflow:hidden;transition:max-height .28s ease;}
.faq__a p{padding:0 24px 22px;font-size:15px;line-height:1.8;color:var(--ink-700);}
@media (max-width:560px){.faq__q{padding:16px 18px;}.faq__a p{padding:0 18px 18px;}}

/* ---------- CTA 条幅 ---------- */
.cta-band{
  position:relative;background:var(--dark-grad);color:#fff;border-radius:var(--r-card);padding:52px;
  overflow:hidden;box-shadow:var(--sh-2);
}
.cta-band::before{
  content:"";position:absolute;inset:0;background:linear-gradient(118deg,rgba(255,138,61,.18),rgba(255,138,61,0) 58%);
  pointer-events:none;
}
.cta-band__grid{position:relative;z-index:1;display:grid;grid-template-columns:7fr 5fr;gap:40px;align-items:center;}
.cta-band h2{color:#fff;font-size:clamp(24px,2.6vw,34px);line-height:1.28;margin-bottom:12px;}
.cta-band p{color:rgba(255,255,255,.76);}
.cta-band__actions{display:flex;flex-direction:column;align-items:flex-start;gap:20px;}
.cta-band .badge{background:rgba(255,255,255,.07);border-color:rgba(255,255,255,.14);box-shadow:none;}
.cta-band .badge__num{color:#fff;}
.cta-band .badge__num--teal{color:var(--teal-500);}
.cta-band .badge__num--gold{color:var(--gold-500);}
.cta-band .badge__label{color:rgba(255,255,255,.62);}
@media (max-width:1024px){
  .cta-band{padding:34px 24px;}
  .cta-band__grid{grid-template-columns:1fr;}
  .cta-band__actions{width:100%;}
  .cta-band__actions .btn{width:100%;}
}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--dark-grad);color:rgba(255,255,255,.7);margin-top:88px;padding:64px 0 0;}
.site-footer .logo__text{color:#fff;}
.site-footer .logo__text small{color:rgba(255,255,255,.55);}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px;}
.footer-brand p{font-size:14px;margin-top:16px;color:rgba(255,255,255,.62);}
.footer-brand .badge-row{margin-top:22px;gap:12px;}
.site-footer .badge{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.12);box-shadow:none;}
.site-footer .badge__num{color:#fff;}
.site-footer .badge__num--teal{color:var(--teal-500);}
.site-footer .badge__num--gold{color:var(--gold-500);}
.site-footer .badge__label{color:rgba(255,255,255,.6);}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:16px;font-weight:700;}
.footer-col ul{display:grid;gap:10px;}
.footer-col a{font-size:14px;color:rgba(255,255,255,.7);transition:color .2s ease;display:inline-flex;min-height:32px;align-items:center;}
.footer-col a:hover{color:#fff;}
.footer-col address{font-size:14px;line-height:2;color:rgba(255,255,255,.7);}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);padding:20px 0 28px;display:flex;flex-wrap:wrap;gap:12px 24px;
  align-items:center;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.52);
}
.footer-bottom .links{display:flex;flex-wrap:wrap;gap:16px;align-items:center;}
.footer-bottom .links a{color:rgba(255,255,255,.72);transition:color .2s ease;display:inline-flex;min-height:32px;align-items:center;}
.footer-bottom .links a:hover{color:#fff;}
@media (max-width:1024px){.footer-grid{grid-template-columns:1fr 1fr;gap:32px;}}
@media (max-width:600px){
  .footer-grid{grid-template-columns:1fr;}
  .site-footer{margin-top:56px;padding-top:48px;}
}