/* roulang page: index */
:root{
  --ink:#14161B;
  --ink-2:#333944;
  --muted:#6E7480;
  --line:#E8E0D6;
  --paper:#FFF7F0;
  --surface:#FFFFFF;
  --primary:#FF5A2B;
  --primary-600:#E03E12;
  --accent:#D9F24E;
  --accent-ink:#1B2000;
  --radius-card:20px;
  --radius-pill:999px;
  --radius-input:14px;
  --shadow-1:0 6px 18px rgba(20,22,27,.06);
  --shadow-2:0 18px 44px rgba(20,22,27,.14);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Alibaba PuHuiTi 3.0","HarmonyOS Sans SC","PingFang SC","Source Han Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  background:var(--paper);
  color:var(--ink);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button,input,textarea,select{font:inherit;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;letter-spacing:-.02em;line-height:1.2}
p{margin:0;max-width:46em}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:6px}
::selection{background:var(--accent);color:var(--accent-ink)}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
.section{padding:96px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;margin-bottom:36px;flex-wrap:wrap}
.section-head h2{font-size:clamp(26px,3.4vw,40px);font-weight:800}
.section-lead{color:var(--muted);font-size:15px;margin-top:12px;max-width:44em}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:.12em;color:var(--primary);text-transform:uppercase;margin-bottom:14px}
.eyebrow::before{content:"";width:18px;height:3px;border-radius:2px;background:var(--primary);display:inline-block}

/* 导航 */
.site-header{position:fixed;top:16px;left:0;right:0;z-index:120;display:flex;justify-content:center;padding:0 16px}
.nav-pill{
  position:relative;width:100%;max-width:var(--container);height:60px;
  display:flex;align-items:center;gap:22px;
  padding:0 10px 0 22px;border-radius:var(--radius-pill);
  background:rgba(255,247,240,.72);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  border:1px solid rgba(20,22,27,.08);
  transition:background .3s ease,box-shadow .3s ease;
}
.site-header.is-scrolled .nav-pill{background:rgba(255,247,240,.9);box-shadow:var(--shadow-2)}
.brand{display:flex;align-items:baseline;gap:4px;font-weight:800;font-size:18px;letter-spacing:-.02em;flex:none}
.brand-mark{color:var(--primary);font-size:19px}
.brand-text{color:var(--ink)}
.nav-links{display:flex;align-items:center;gap:6px;margin-left:auto}
.nav-link{position:relative;padding:9px 16px;border-radius:var(--radius-pill);font-size:15px;font-weight:600;color:var(--ink-2);transition:color .2s ease,background .2s ease}
.nav-link:hover{color:var(--primary);background:rgba(255,90,43,.08)}
.nav-link.is-active{color:var(--primary)}
.nav-link.is-active::after{content:"";position:absolute;left:16px;right:16px;bottom:2px;height:3px;border-radius:3px;background:var(--accent)}
.nav-cta{flex:none}
.nav-toggle{display:none;flex-direction:column;justify-content:center;gap:5px;width:44px;height:44px;border:1px solid var(--line);background:var(--surface);border-radius:var(--radius-pill);cursor:pointer;align-items:center}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink);transition:transform .25s ease,opacity .25s ease}
.nav-pill.is-open .nav-toggle span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-pill.is-open .nav-toggle span:nth-child(2){opacity:0}
.nav-pill.is-open .nav-toggle span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.nav-panel-cta{display:none}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 26px;border-radius:var(--radius-pill);
  font-size:15px;font-weight:700;border:1.5px solid transparent;cursor:pointer;
  transition:background .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 8px 20px rgba(255,90,43,.24)}
.btn-primary:hover{background:var(--primary-600);transform:translateY(-1px);box-shadow:0 12px 26px rgba(224,62,18,.28)}
.btn-primary:active{transform:scale(.98)}
.btn-ghost{background:transparent;border-color:var(--ink);color:var(--ink)}
.btn-ghost:hover{background:var(--ink);color:#fff}
.btn-ghost:active{transform:scale(.98)}
.btn-light-outline{background:transparent;border-color:rgba(255,255,255,.55);color:#fff}
.btn-light-outline:hover{background:#fff;color:var(--ink)}
.btn-light-outline:active{transform:scale(.98)}
.btn-sm{padding:8px 18px;font-size:13px}
.btn[disabled]{opacity:.5;cursor:not-allowed;transform:none}
.link-more{font-weight:700;font-size:15px;color:var(--primary);border-bottom:2px solid rgba(255,90,43,.28);padding-bottom:2px;transition:color .2s,border-color .2s}
.link-more:hover{color:var(--primary-600);border-color:var(--primary-600)}

/* 首屏 */
.hero{
  position:relative;overflow:hidden;
  padding:148px 0 88px;
  background:
    radial-gradient(900px 480px at 88% -12%, rgba(255,90,43,.16), transparent 70%),
    radial-gradient(680px 420px at -6% 104%, rgba(217,242,78,.22), transparent 70%);
}
.hero::after{
  content:"";position:absolute;inset:auto 0 0 0;height:1px;background:var(--line);
}
.hero-grid{display:grid;grid-template-columns:5fr 7fr;gap:56px;align-items:center;position:relative;z-index:2}
.hero h1{font-size:clamp(34px,5.2vw,62px);font-weight:800;letter-spacing:-.02em;line-height:1.12}
.hero-sub{margin-top:20px;font-size:17px;color:var(--ink-2);line-height:1.75;max-width:32em}
.hero-actions{display:flex;gap:14px;margin-top:32px;flex-wrap:wrap}
.trust-list{display:flex;flex-wrap:wrap;gap:12px 24px;margin-top:36px}
.trust-list li{display:inline-flex;align-items:center;gap:9px;font-size:13.5px;color:var(--muted);font-weight:600}
.trust-dot{width:26px;height:26px;border-radius:9px;display:inline-flex;align-items:center;justify-content:center;background:rgba(255,90,43,.1);color:var(--primary);font-size:13px;font-weight:800}

/* 竖卡 */
.vcard{position:relative;display:block;border-radius:var(--radius-card);overflow:hidden;background:var(--ink);box-shadow:var(--shadow-1);transition:transform .22s cubic-bezier(.2,.7,.3,1),box-shadow .22s ease}
.vcard img{width:100%;height:100%;object-fit:cover;aspect-ratio:9/16}
.vcard:hover{transform:translateY(-4px);box-shadow:var(--shadow-2)}
.vcard:hover img{transform:scale(1.04)}
.vcard img{transition:transform .45s ease}
.vcard::after{content:"";position:absolute;inset:0;z-index:1;background:linear-gradient(180deg,rgba(20,22,27,.5) 0%,rgba(20,22,27,.05) 30%,rgba(20,22,27,.05) 52%,rgba(20,22,27,.82) 100%)}
.vcard-tone::before{content:"";position:absolute;inset:0;z-index:1;background:rgba(255,90,43,.12)}
.vcard-time,.vcard-cat{position:absolute;z-index:3;height:26px;display:inline-flex;align-items:center;padding:0 12px;border-radius:var(--radius-pill);font-size:12.5px;font-weight:700;font-variant-numeric:tabular-nums}
.vcard-time{top:14px;left:14px;background:rgba(20,22,27,.6);color:#fff;backdrop-filter:blur(4px)}
.vcard-cat{top:14px;right:14px;background:rgba(255,247,240,.94);color:var(--ink)}
.vcard-play{position:absolute;z-index:3;top:50%;left:50%;transform:translate(-50%,-50%);width:54px;height:54px;border-radius:50%;background:rgba(255,255,255,.24);border:1px solid rgba(255,255,255,.7);backdrop-filter:blur(6px)}
.vcard-play::before{content:"";position:absolute;top:50%;left:50%;transform:translate(-36%,-50%);border-left:15px solid #fff;border-top:9px solid transparent;border-bottom:9px solid transparent}
.vcard-stats{position:absolute;z-index:3;left:16px;right:16px;bottom:14px;display:flex;justify-content:space-between;font-size:12.5px;color:rgba(255,255,255,.86);font-variant-numeric:tabular-nums}

.hero-visual{display:flex;gap:18px;align-items:flex-end}
.hero-main{width:54%;flex:none}
.hero-side{width:42%;display:flex;flex-direction:column;gap:18px;padding-bottom:8px}
.hero-side .vcard{border-radius:16px}
.hero-side .vcard-play{width:38px;height:38px}
.hero-side .vcard-play::before{border-left-width:11px;border-top-width:7px;border-bottom-width:7px}
.hero-main .vcard img{aspect-ratio:9/16}

/* 数据条 */
.stats-strip{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:rgba(255,255,255,.5)}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.stat{padding:34px 24px;border-left:1px solid var(--line)}
.stat:first-child{border-left:0;padding-left:0}
.stat-num{font-size:clamp(24px,2.6vw,32px);font-weight:800;color:var(--ink);font-variant-numeric:tabular-nums;letter-spacing:-.02em}
.stat-num em{font-style:normal;color:var(--primary);font-size:.62em;margin-left:2px;font-weight:800}
.stat-label{margin-top:6px;font-size:13.5px;color:var(--muted);font-weight:600}

/* 片段卡网格 */
.clip-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.clip-card .clip-body{position:absolute;z-index:3;left:0;right:0;bottom:0;padding:18px 18px 20px}
.clip-title{font-size:19px;font-weight:700;color:#fff;line-height:1.42;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.clip-meta{margin-top:8px;font-size:12.5px;color:rgba(255,255,255,.8);font-variant-numeric:tabular-nums;display:flex;align-items:center;gap:10px}
.clip-meta i{font-style:normal;color:var(--accent)}

/* 种草清单 */
.list-num{border-top:1px solid var(--line)}
.list-num li{display:grid;grid-template-columns:104px 1fr auto;gap:28px;align-items:center;padding:26px 0;border-bottom:1px solid var(--line);transition:background .2s ease}
.list-num li:hover{background:rgba(255,255,255,.6)}
.num-mark{font-size:54px;font-weight:800;line-height:1;color:rgba(255,90,43,.18);font-variant-numeric:tabular-nums;letter-spacing:-.04em}
.list-title{font-size:20px;font-weight:700}
.list-desc{margin-top:6px;font-size:14.5px;color:var(--muted);line-height:1.7}
.pill-accent{display:inline-flex;align-items:center;height:34px;padding:0 18px;border-radius:var(--radius-pill);background:var(--accent);color:var(--accent-ink);font-size:13.5px;font-weight:800;transition:transform .2s ease,box-shadow .2s ease}
.pill-accent:hover{transform:translateY(-2px);box-shadow:0 8px 18px rgba(217,242,78,.5)}
.pill-accent:active{transform:scale(.98)}

/* 口碑 */
.voices-wrap{position:relative;overflow:hidden}
.voices-wrap::before,.voices-wrap::after{content:"";position:absolute;top:0;bottom:0;width:70px;z-index:4;pointer-events:none}
.voices-wrap::before{left:0;background:linear-gradient(90deg,var(--paper),rgba(255,247,240,0))}
.voices-wrap::after{right:0;background:linear-gradient(270deg,var(--paper),rgba(255,247,240,0))}
.voices{display:flex;gap:18px;overflow-x:auto;padding:6px 4px 22px;scroll-snap-type:x mandatory;scrollbar-width:thin}
.voice{flex:0 0 330px;scroll-snap-align:start;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);padding:22px;box-shadow:var(--shadow-1);transition:transform .22s ease,box-shadow .22s ease}
.voice:hover{transform:translateY(-4px);box-shadow:var(--shadow-2)}
.voice-head{display:flex;align-items:center;gap:12px}
.avatar{width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:rgba(255,90,43,.14);color:var(--primary);font-weight:800;font-size:14px;flex:none}
.voice-name{font-size:14.5px;font-weight:700}
.voice-src{font-size:12.5px;color:var(--muted)}
.stars{color:var(--primary);font-size:13px;letter-spacing:2px;margin-left:auto}
.voice-text{margin-top:14px;font-size:15px;line-height:1.75;color:var(--ink-2)}

/* 资讯 */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.news-card{position:relative;display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-1);transition:transform .22s cubic-bezier(.2,.7,.3,1),box-shadow .22s ease}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2)}
.news-card img{width:100%;aspect-ratio:16/10;object-fit:cover}
.news-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.news-title{font-size:19px;font-weight:700;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-title a{color:var(--ink);transition:color .2s ease}
.card-link::after{content:"";position:absolute;inset:0;z-index:2}
.news-card:hover .news-title a{color:var(--primary)}
.news-ex{font-size:14px;color:var(--muted);line-height:1.65;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-meta{margin-top:auto;padding-top:12px;display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:12.5px;color:var(--muted);font-variant-numeric:tabular-nums}
.tag{display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:var(--radius-pill);background:var(--paper);border:1px solid var(--line);color:var(--ink-2);font-size:12.5px;font-weight:700}
.empty-state{padding:56px 24px;text-align:center;border:1px dashed var(--line);border-radius:var(--radius-card);background:rgba(255,255,255,.55)}
.empty-icon{font-size:44px;color:var(--line);line-height:1;display:block;margin-bottom:14px}
.empty-state p{color:var(--muted);font-size:15px;margin:0 auto 18px}

/* FAQ */
.faq-list{max-width:880px}
.faq-item{border:1px solid var(--line);border-radius:16px;background:var(--surface);margin-bottom:12px;overflow:hidden;transition:box-shadow .2s ease,border-color .2s ease}
.faq-item:hover{border-color:#d9cfc2}
.faq-item summary{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:60px;padding:10px 22px;font-size:16px;font-weight:700;cursor:pointer;list-style:none}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";font-size:22px;font-weight:800;color:var(--primary);line-height:1;transition:transform .2s ease}
.faq-item[open] summary{background:var(--paper)}
.faq-item[open] summary::after{content:"−"}
.faq-body{padding:2px 22px 20px;font-size:15px;line-height:1.8;color:var(--ink-2)}

/* CTA */
.cta-block{position:relative;overflow:hidden;background:var(--ink);color:#fff;border-radius:28px;padding:56px 48px}
.cta-block::before{content:"";position:absolute;right:-140px;top:-180px;width:560px;height:560px;border-radius:50%;background:radial-gradient(circle,rgba(255,90,43,.55),rgba(255,90,43,0) 66%)}
.cta-block::after{content:"";position:absolute;left:-120px;bottom:-200px;width:420px;height:420px;border-radius:50%;background:radial-gradient(circle,rgba(217,242,78,.24),rgba(217,242,78,0) 68%)}
.cta-inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:40px;flex-wrap:wrap}
.cta-inner h2{font-size:clamp(26px,3.4vw,38px);font-weight:800;color:#fff}
.cta-inner p{margin-top:14px;color:rgba(255,255,255,.72);font-size:15.5px;max-width:34em}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}

/* 页脚 */
.site-footer{background:var(--ink);color:rgba(255,255,255,.66);padding:64px 0 32px;margin-top:96px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:36px}
.footer-brand{font-size:19px;font-weight:800;color:#fff;display:flex;align-items:baseline;gap:4px}
.footer-brand span:first-child{color:var(--primary)}
.footer-desc{margin-top:14px;font-size:14px;line-height:1.8;max-width:26em;color:rgba(255,255,255,.6)}
.footer-title{font-size:14px;font-weight:800;color:#fff;margin-bottom:16px;letter-spacing:.04em}
.footer-links li{margin-bottom:10px}
.footer-links a{font-size:14px;color:rgba(255,255,255,.66);transition:color .2s ease}
.footer-links a:hover{color:var(--accent)}
.footer-contact li{font-size:14px;margin-bottom:10px;color:rgba(255,255,255,.66);line-height:1.7}
.footer-bottom{margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.45)}

/* 移动端底部操作条 */
.mobile-bar{position:fixed;left:0;right:0;bottom:0;z-index:110;display:none;align-items:center;gap:12px;height:64px;padding:8px 16px;background:rgba(255,247,240,.95);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-top:1px solid var(--line);transform:translateY(110%);transition:transform .3s ease}
.mobile-bar.is-show{transform:translateY(0)}
.mobile-bar .btn{flex:1}

@media (max-width:1279px){
  .hero-grid{gap:40px}
}
@media (max-width:1023px){
  .section{padding:72px 0}
  .nav-links{
    position:absolute;top:70px;left:0;right:0;margin:0;
    display:none;flex-direction:column;align-items:stretch;gap:4px;
    background:var(--paper);border:1px solid var(--line);border-radius:24px;
    box-shadow:var(--shadow-2);padding:12px;
  }
  .nav-pill.is-open .nav-links{display:flex}
  .nav-link{padding:13px 16px;font-size:15.5px}
  .nav-link.is-active::after{left:16px;right:auto;width:24px;bottom:8px}
  .nav-cta{display:none}
  .nav-toggle{display:flex;margin-left:auto}
  .nav-panel-cta{display:inline-flex;margin-top:8px}
  .hero{padding:130px 0 64px}
  .hero-grid{grid-template-columns:1fr;gap:44px}
  .hero-sub{max-width:none}
  .hero-visual{gap:14px}
  .hero-main{width:56%}
  .hero-side{width:42%}
  .clip-grid{grid-template-columns:repeat(2,1fr)}
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .stat{border-left:0;padding:26px 0;border-top:1px solid var(--line)}
  .stat:nth-child(odd){padding-right:20px}
  .stat:nth-child(-n+2){border-top:0}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .cta-block{padding:44px 32px}
}
@media (max-width:767px){
  .container{padding:0 18px}
  .section{padding:56px 0}
  .site-header{top:10px;padding:0 12px}
  .nav-pill{height:56px;padding:0 8px 0 18px;gap:12px}
  .brand{font-size:16.5px}
  .hero{padding:112px 0 52px}
  .hero-actions{gap:10px}
  .hero-actions .btn{flex:1 1 100%}
  .trust-list{gap:10px 18px;margin-top:26px}
  .hero-visual{overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:8px;align-items:stretch}
  .hero-main,.hero-side{width:auto;flex:none}
  .hero-main{width:78vw}
  .hero-side{flex-direction:row;width:auto;padding-bottom:0;gap:14px}
  .hero-side .vcard{width:62vw;flex:none}
  .hero-visual .vcard{scroll-snap-align:start}
  .clip-grid{grid-template-columns:1fr;gap:18px}
  .clip-card img{aspect-ratio:16/11}
  .clip-card .clip-body{padding:16px}
  .clip-title{font-size:17px}
  .news-grid{grid-template-columns:1fr}
  .stats-grid{grid-template-columns:1fr 1fr}
  .list-num li{grid-template-columns:64px 1fr;gap:16px;padding:20px 0}
  .num-mark{font-size:38px}
  .list-num .pill-accent{grid-column:2;justify-self:start;margin-top:4px}
  .voices-wrap::before,.voices-wrap::after{width:32px}
  .voice{flex:0 0 84vw}
  .section-head{margin-bottom:24px}
  .cta-block{padding:36px 22px;border-radius:22px}
  .cta-actions{width:100%}
  .cta-actions .btn{flex:1 1 100%}
  .site-footer{padding:48px 0 96px;margin-top:56px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .mobile-bar{display:flex}
  .faq-item summary{font-size:15px;padding:10px 18px}
  .faq-body{padding:0 18px 18px}
}
@media (max-width:480px){
  body{font-size:15.5px}
  .hero h1{font-size:clamp(28px,8vw,36px)}
  .section-head h2{font-size:24px}
  .stat-num{font-size:22px}
  .num-mark{font-size:32px}
  .news-title{font-size:17.5px}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms !important;transition-duration:.01ms !important}
}

/* roulang page: article */
:root{
  --ink:#14161B;
  --ink-2:#333944;
  --muted:#6E7480;
  --line:#E8E0D6;
  --paper:#FFF7F0;
  --surface:#FFFFFF;
  --primary:#FF5A2B;
  --primary-600:#E03E12;
  --accent:#D9F24E;
  --accent-ink:#1B2000;
  --radius-card:20px;
  --radius-pill:999px;
  --radius-input:14px;
  --shadow-1:0 6px 18px rgba(20,22,27,.06);
  --shadow-2:0 18px 44px rgba(20,22,27,.14);
  --container:1200px;
  --font-stack:"Alibaba PuHuiTi 3.0","HarmonyOS Sans SC","PingFang SC","Source Han Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-stack);
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--primary);}
button{font-family:inherit;}
h1,h2,h3,h4,p,ul,ol,figure,blockquote{margin:0;}
ul,ol{padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:6px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}

/* ---------- 悬浮胶囊导航 ---------- */
.site-header{
  position:fixed;
  top:16px;left:0;right:0;
  z-index:120;
  display:flex;
  justify-content:center;
  padding:0 24px;
}
.nav-pill{
  width:100%;
  max-width:var(--container);
  min-height:60px;
  display:flex;
  align-items:center;
  gap:18px;
  padding:0 12px 0 20px;
  border-radius:var(--radius-pill);
  background:rgba(255,247,240,.72);
  border:1px solid rgba(20,22,27,.08);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  box-shadow:var(--shadow-1);
  transition:background .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.nav-pill.is-scrolled{
  background:rgba(255,247,240,.88);
  box-shadow:var(--shadow-2);
  border-color:rgba(20,22,27,.12);
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-weight:800;
  letter-spacing:-.01em;
  flex:0 0 auto;
}
.brand-mark{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  height:32px;
  padding:0 10px;
  border-radius:10px;
  background:var(--ink);
  color:#fff;
  font-size:15px;
  letter-spacing:.06em;
}
.brand-text{font-size:17px;color:var(--ink);}
.brand:hover .brand-text{color:var(--primary);}
.nav-links{
  display:flex;
  align-items:center;
  gap:4px;
  margin-left:auto;
}
.nav-link{
  position:relative;
  display:inline-block;
  padding:8px 14px;
  border-radius:var(--radius-pill);
  font-size:15px;
  font-weight:600;
  color:var(--ink-2);
  transition:color .2s ease,background .2s ease;
}
.nav-link:hover{color:var(--primary);background:rgba(255,90,43,.08);}
.nav-link:active{transform:scale(.98);}
.nav-link.is-active{color:var(--primary);}
.nav-link.is-active::after{
  content:"";
  position:absolute;
  left:14px;right:14px;bottom:2px;
  height:3px;
  border-radius:3px;
  background:var(--accent);
}
.nav-cta{margin-left:6px;}
.nav-panel-cta{display:none;}
.nav-toggle{
  display:none;
  flex-direction:column;
  justify-content:center;
  gap:5px;
  width:44px;height:44px;
  margin-left:auto;
  border:1px solid var(--line);
  border-radius:14px;
  background:var(--surface);
  cursor:pointer;
  padding:0 10px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.nav-toggle span{
  display:block;
  height:2px;
  border-radius:2px;
  background:var(--ink);
  transition:transform .25s ease,opacity .2s ease;
}
.nav-toggle:hover{border-color:var(--primary);}
.nav-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle.is-open span:nth-child(2){opacity:0;}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

/* ---------- 通用按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:14px 26px;
  border-radius:var(--radius-pill);
  font-size:15px;
  font-weight:700;
  line-height:1;
  border:1.5px solid transparent;
  cursor:pointer;
  transition:background .22s cubic-bezier(.2,.7,.3,1),color .22s cubic-bezier(.2,.7,.3,1),transform .18s ease,box-shadow .22s ease,border-color .22s ease;
}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 8px 20px rgba(255,90,43,.26);}
.btn-primary:hover{background:var(--primary-600);color:#fff;transform:translateY(-1px);box-shadow:0 12px 26px rgba(224,62,18,.3);}
.btn-primary:active{transform:scale(.98);}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--ink);}
.btn-ghost:hover{background:var(--ink);color:#fff;}
.btn-ghost:active{transform:scale(.98);}
.btn-sm{padding:10px 18px;font-size:14px;}

/* ---------- 主体 ---------- */
.site-main{padding-top:112px;padding-bottom:96px;}
.breadcrumb{margin-bottom:26px;}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:var(--muted);line-height:1.6;}
.breadcrumb li{display:flex;align-items:center;gap:8px;}
.breadcrumb li+li::before{content:"›";color:#C4B9AC;}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--primary);}
.breadcrumb [aria-current="page"]{color:var(--ink-2);font-weight:600;}

.article-head{max-width:880px;margin:0 auto;}
.cat-pill{
  display:inline-flex;
  align-items:center;
  height:26px;
  padding:0 12px;
  border-radius:var(--radius-pill);
  background:var(--accent);
  color:var(--accent-ink);
  font-size:13px;
  font-weight:700;
  letter-spacing:.02em;
}
.article-title{
  font-size:clamp(28px,4.4vw,48px);
  font-weight:800;
  line-height:1.22;
  letter-spacing:-.02em;
  margin-top:18px;
  word-break:break-word;
}
.article-meta{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px;
  margin-top:20px;
  font-size:14px;
  color:var(--muted);
  font-variant-numeric:tabular-nums;
}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:#C9BFB2;}
.article-meta time{color:var(--ink-2);font-weight:600;}
.article-rule{height:1px;background:var(--line);margin:26px 0 0;border:0;}

.article-cover{
  max-width:880px;
  margin:32px auto 0;
  aspect-ratio:16/9;
  border-radius:var(--radius-card);
  overflow:hidden;
  background:linear-gradient(100deg,var(--line) 0%,var(--paper) 60%,var(--line) 100%);
  box-shadow:var(--shadow-1);
}
.article-cover img{width:100%;height:100%;object-fit:cover;}

.article-body{
  max-width:760px;
  margin:44px auto 0;
  font-size:17px;
  line-height:1.9;
  color:var(--ink-2);
  word-break:break-word;
}
.article-body p{margin:0 0 1.4em;}
.article-body h2{
  position:relative;
  font-size:clamp(22px,2.8vw,30px);
  font-weight:800;
  line-height:1.3;
  letter-spacing:-.01em;
  color:var(--ink);
  margin:2.2em 0 .8em;
  padding-left:16px;
}
.article-body h2::before{
  content:"";
  position:absolute;
  left:0;top:.36em;
  width:4px;height:18px;
  border-radius:2px;
  background:var(--primary);
}
.article-body h3{
  font-size:20px;
  font-weight:700;
  color:var(--ink);
  margin:1.8em 0 .6em;
  line-height:1.5;
}
.article-body img{border-radius:16px;margin:24px 0;}
.article-body figure{margin:24px 0;}
.article-body figcaption{
  font-size:13px;
  color:var(--muted);
  text-align:center;
  margin-top:10px;
}
.article-body a{color:var(--primary);text-decoration:underline;text-underline-offset:3px;}
.article-body a:hover{color:var(--primary-600);}
.article-body ul,.article-body ol{margin:16px 0;padding-left:1.35em;line-height:1.8;}
.article-body ul{list-style:disc;}
.article-body ol{list-style:decimal;}
.article-body li{margin-bottom:.5em;}
.article-body li::marker{color:var(--primary);}
.article-body blockquote{
  margin:26px 0;
  padding:20px 24px;
  background:var(--paper);
  border-left:4px solid var(--primary);
  border-radius:0 16px 16px 0;
  color:var(--ink-2);
  font-size:16.5px;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body table{
  width:100%;
  border-collapse:collapse;
  margin:26px 0;
  font-size:15px;
  line-height:1.65;
  background:var(--surface);
  border-radius:12px;
  overflow:hidden;
}
.article-body th,.article-body td{
  border:1px solid var(--line);
  padding:10px 14px;
  text-align:left;
  vertical-align:top;
}
.article-body thead th{background:var(--paper);color:var(--ink);font-weight:700;}
.article-body tbody tr:nth-child(even){background:#FFFBF7;}
.article-body hr{border:0;height:1px;background:var(--line);margin:36px 0;}
.article-body code{
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:6px;
  padding:1px 6px;
  font-size:.92em;
}

/* 空态 */
.empty-state{
  max-width:760px;
  margin:56px auto;
  text-align:center;
  color:var(--muted);
  padding:40px 24px;
}
.empty-state svg{width:48px;height:48px;margin:0 auto 16px;stroke:var(--muted);}
.empty-state p{font-size:16px;margin-bottom:22px;}

/* 相关推荐 */
.related{margin-top:88px;}
.related-head{
  display:flex;
  flex-wrap:wrap;
  align-items:flex-end;
  justify-content:space-between;
  gap:14px;
  margin-bottom:28px;
}
.related-head h2{
  font-size:clamp(24px,3.2vw,34px);
  font-weight:800;
  letter-spacing:-.01em;
  line-height:1.25;
}
.related-head p{font-size:15px;color:var(--muted);margin-top:8px;}
.text-link{
  font-size:15px;
  font-weight:700;
  color:var(--primary);
  border-bottom:2px solid var(--accent);
  padding-bottom:2px;
}
.text-link:hover{color:var(--primary-600);}
.related-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(--radius-card);
  overflow:hidden;
  box-shadow:var(--shadow-1);
  transition:transform .22s cubic-bezier(.2,.7,.3,1),box-shadow .22s cubic-bezier(.2,.7,.3,1),border-color .22s ease;
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:#DBD0C2;color:inherit;}
.news-card:active{transform:translateY(-1px) scale(.995);}
.news-thumb{aspect-ratio:16/10;overflow:hidden;background:var(--paper);}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.news-card:hover .news-thumb img{transform:scale(1.04);}
.news-body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1;}
.news-body h3{
  font-size:19px;
  font-weight:700;
  line-height:1.5;
  letter-spacing:-.01em;
  color:var(--ink);
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.news-body p{
  margin-top:10px;
  font-size:14px;
  line-height:1.7;
  color:var(--muted);
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.news-meta{
  margin-top:auto;
  padding-top:18px;
  display:flex;
  align-items:center;
  gap:10px;
  font-size:13px;
  color:var(--muted);
  font-variant-numeric:tabular-nums;
}
.tag{
  display:inline-flex;
  align-items:center;
  height:26px;
  padding:0 12px;
  border-radius:var(--radius-pill);
  background:var(--paper);
  color:var(--ink-2);
  font-size:13px;
  font-weight:600;
}
.back-row{margin-top:48px;display:flex;justify-content:center;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--ink);
  color:#C8C6C0;
  padding:72px 0 32px;
  border-top:1px solid rgba(255,255,255,.08);
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.3fr;
  gap:40px;
}
.footer-brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  color:#fff;
  font-size:20px;
  font-weight:800;
  letter-spacing:.02em;
  margin-bottom:16px;
}
.footer-brand span:first-child{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  height:30px;
  padding:0 10px;
  border-radius:9px;
  background:var(--primary);
  color:#fff;
  font-size:14px;
  letter-spacing:.06em;
}
.footer-desc{font-size:14px;line-height:1.8;color:#9C9A94;max-width:34ch;}
.footer-title{
  font-size:13px;
  font-weight:700;
  letter-spacing:.12em;
  color:#fff;
  text-transform:uppercase;
  margin-bottom:16px;
}
.footer-links li,.footer-contact li{margin-bottom:10px;font-size:14px;line-height:1.7;color:#9C9A94;}
.footer-links a{color:#9C9A94;}
.footer-links a:hover{color:var(--accent);}
.footer-bottom{
  margin-top:52px;
  padding-top:22px;
  border-top:1px solid rgba(255,255,255,.1);
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:12px;
  font-size:13px;
  color:#7E7C77;
}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .related-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px;}
  .site-main{padding-top:104px;padding-bottom:80px;}
}
@media (max-width:900px){
  .nav-links{
    position:absolute;
    top:74px;left:0;right:0;
    flex-direction:column;
    align-items:stretch;
    gap:6px;
    padding:14px;
    background:var(--paper);
    border:1px solid var(--line);
    border-radius:22px;
    box-shadow:var(--shadow-2);
    opacity:0;
    visibility:hidden;
    transform:translateY(-10px);
    transition:opacity .22s ease,transform .22s ease,visibility .22s;
  }
  .nav-links.is-open{opacity:1;visibility:visible;transform:translateY(0);}
  .nav-link{padding:12px 14px;font-size:15px;}
  .nav-link.is-active::after{left:14px;right:auto;width:24px;bottom:6px;}
  .nav-cta{display:none;}
  .nav-panel-cta{display:inline-flex;margin-top:6px;justify-content:center;}
  .nav-toggle{display:flex;}
  .nav-pill{position:relative;padding-right:10px;}
}
@media (max-width:767px){
  .container{padding:0 18px;}
  .site-header{padding:0 14px;top:12px;}
  .site-main{padding-top:96px;padding-bottom:64px;}
  .article-body{font-size:16px;line-height:1.85;margin-top:32px;}
  .article-body h2{margin-top:2em;}
  .article-cover{margin-top:24px;border-radius:16px;}
  .related{margin-top:64px;}
  .related-grid{grid-template-columns:1fr;}
  .btn{width:100%;}
  .back-row .btn{width:auto;}
  .footer-grid{grid-template-columns:1fr;gap:30px;}
  .site-footer{padding:56px 0 28px;}
}
@media (max-width:480px){
  .brand-text{font-size:16px;}
  .article-title{font-size:26px;}
  .article-meta{font-size:13px;gap:8px;}
  .empty-state{padding:24px 12px;}
}

/* roulang page: category1 */
:root{
  --ink:#14161B;
  --ink-2:#333944;
  --muted:#6E7480;
  --line:#E8E0D6;
  --paper:#FFF7F0;
  --surface:#FFFFFF;
  --primary:#FF5A2B;
  --primary-600:#E03E12;
  --accent:#D9F24E;
  --accent-ink:#1B2000;
  --radius-card:20px;
  --radius-pill:999px;
  --radius-input:14px;
  --shadow-1:0 6px 18px rgba(20,22,27,.06);
  --shadow-2:0 18px 44px rgba(20,22,27,.14);
  --container:1200px;
  --font-stack:"Alibaba PuHuiTi 3.0","HarmonyOS Sans SC","PingFang SC","Source Han Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-stack);
  font-size:17px;
  line-height:1.75;
  color:var(--ink);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--primary);}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.02em;}
h1{font-size:clamp(34px,5.2vw,62px);line-height:1.12;}
h2{font-size:clamp(26px,3.4vw,40px);line-height:1.2;}
h3{font-size:21px;line-height:1.35;font-weight:700;}
p{margin:0;max-width:46em;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit;}
input,textarea{font-family:inherit;font-size:16px;color:var(--ink);}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:6px;}
::selection{background:var(--accent);color:var(--accent-ink);}

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

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 26px;border-radius:var(--radius-pill);
  font-size:16px;font-weight:700;line-height:1;
  transition:transform .2s cubic-bezier(.2,.7,.3,1),background .2s ease,color .2s ease,box-shadow .2s ease,border-color .2s ease;
  border:1.5px solid transparent;white-space:nowrap;
}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 8px 20px rgba(255,90,43,.22);}
.btn-primary:hover{background:var(--primary-600);color:#fff;transform:translateY(-1px);box-shadow:0 12px 26px rgba(255,90,43,.28);}
.btn-primary:active{transform:scale(.98);}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--ink);}
.btn-ghost:hover{background:var(--ink);color:#fff;transform:translateY(-1px);}
.btn-ghost:active{transform:scale(.98);}
.btn-sm{padding:11px 20px;font-size:14px;}
.btn-accent{background:var(--accent);color:var(--accent-ink);}
.btn-accent:hover{background:#cbe93c;color:var(--accent-ink);transform:translateY(-1px);}
.btn-white-outline{background:transparent;color:#fff;border-color:rgba(255,255,255,.55);}
.btn-white-outline:hover{background:#fff;color:var(--ink);transform:translateY(-1px);}

/* ---------- 导航 ---------- */
.site-header{
  position:fixed;top:16px;left:0;right:0;z-index:90;
  display:flex;justify-content:center;padding:0 18px;
  pointer-events:none;
}
.nav-pill{
  pointer-events:auto;
  position:relative;
  width:100%;max-width:1120px;height:60px;
  display:flex;align-items:center;gap:18px;
  padding:0 10px 0 20px;
  background:rgba(255,247,240,.72);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border:1px solid rgba(20,22,27,.09);
  border-radius:var(--radius-pill);
  box-shadow:var(--shadow-1);
  transition:box-shadow .25s ease,background .25s ease;
}
.nav-pill.is-scrolled{
  background:rgba(255,247,240,.88);
  box-shadow:0 14px 34px rgba(20,22,27,.15);
}
.brand{display:inline-flex;align-items:center;gap:2px;font-weight:800;font-size:19px;letter-spacing:-.01em;flex:none;}
.brand-mark{color:var(--ink);}
.brand-text{color:var(--primary);}
.brand:hover .brand-mark{color:var(--primary);}
.nav-links{display:flex;align-items:center;gap:6px;margin-left:auto;}
.nav-link{
  position:relative;padding:9px 14px;border-radius:var(--radius-pill);
  font-size:15px;font-weight:600;color:var(--ink-2);
  transition:color .2s ease,background .2s ease;
}
.nav-link::after{
  content:"";position:absolute;left:14px;right:14px;bottom:4px;height:3px;
  border-radius:2px;background:var(--accent);opacity:0;transform:scaleX(.4);
  transition:opacity .2s ease,transform .2s ease;
}
.nav-link:hover{color:var(--primary);background:rgba(255,90,43,.07);}
.nav-link:hover::after{opacity:.7;transform:scaleX(1);}
.nav-link.is-active{color:var(--primary);background:rgba(255,90,43,.1);}
.nav-link.is-active::after{opacity:1;transform:scaleX(1);}
.nav-cta{margin-left:8px;flex:none;}
.nav-panel-cta{display:none;}
.nav-toggle{
  display:none;flex-direction:column;justify-content:center;gap:5px;
  width:44px;height:44px;margin-left:auto;border-radius:var(--radius-pill);
  align-items:center;background:rgba(20,22,27,.06);
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink);transition:transform .22s ease,opacity .22s ease;}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

/* ---------- 分类页矮版页头 ---------- */
.page-hero{
  position:relative;overflow:hidden;
  padding:132px 0 58px;
  background:var(--paper);
  border-bottom:1px solid var(--line);
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
  opacity:.14;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(255,90,43,.28) 1.5px,transparent 1.6px);
  background-size:18px 18px;
  opacity:.35;
  mask-image:linear-gradient(115deg,rgba(0,0,0,.85),transparent 62%);
  -webkit-mask-image:linear-gradient(115deg,rgba(0,0,0,.85),transparent 62%);
}
.page-hero .inner{position:relative;z-index:2;max-width:820px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 15px;border-radius:var(--radius-pill);
  background:var(--surface);border:1px solid var(--line);
  font-size:13px;font-weight:700;color:var(--ink-2);
  margin-bottom:18px;
}
.eyebrow .dot{width:7px;height:7px;border-radius:50%;background:var(--primary);}
.page-hero h1{margin-bottom:14px;}
.page-hero h1 em{font-style:normal;color:var(--primary);}
.page-hero .lede{font-size:17px;line-height:1.8;color:var(--ink-2);max-width:40em;}

/* ---------- 筛选胶囊 ---------- */
.filter-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.chip{
  display:inline-flex;align-items:center;gap:7px;
  height:38px;padding:0 18px;border-radius:var(--radius-pill);
  border:1.5px solid rgba(20,22,27,.18);
  background:transparent;color:var(--ink-2);
  font-size:14px;font-weight:700;
  transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease;
}
.chip:hover{border-color:var(--ink);color:var(--ink);transform:translateY(-1px);}
.chip.is-on{background:var(--ink);border-color:var(--ink);color:#fff;}
.chip.is-on:hover{background:var(--ink-2);color:#fff;}
.chip .num{font-size:12px;font-variant-numeric:tabular-nums;opacity:.65;}

/* ---------- 板块通用 ---------- */
.section{padding:72px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:34px;}
.section-head .txt{max-width:44em;}
.section-head h2{margin-bottom:10px;}
.section-head p{color:var(--muted);font-size:16px;}
.text-link{
  display:inline-flex;align-items:center;gap:6px;flex:none;
  font-size:15px;font-weight:700;color:var(--primary);
  border-bottom:2px solid rgba(255,90,43,.28);padding-bottom:2px;
  transition:border-color .2s ease,color .2s ease;
}
.text-link:hover{color:var(--primary-600);border-color:var(--primary-600);}

/* ---------- 竖屏片段卡网格 ---------- */
.clip-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.clip-card{
  display:flex;flex-direction:column;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  overflow:hidden;
  box-shadow:var(--shadow-1);
  transition:transform .22s cubic-bezier(.2,.7,.3,1),box-shadow .22s ease,border-color .22s ease;
}
.clip-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:rgba(255,90,43,.35);color:inherit;}
.clip-card:active{transform:translateY(-1px) scale(.995);}
.clip-media{position:relative;aspect-ratio:9/16;overflow:hidden;background:var(--line);}
.clip-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s cubic-bezier(.2,.7,.3,1);}
.clip-card:hover .clip-media img{transform:scale(1.05);}
.clip-media::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:46%;
  background:linear-gradient(to top,rgba(20,22,27,.78),rgba(20,22,27,0));
  pointer-events:none;
}
.badge{
  display:inline-flex;align-items:center;
  height:26px;padding:0 12px;border-radius:var(--radius-pill);
  font-size:13px;font-weight:700;line-height:1;white-space:nowrap;
}
.badge-time{
  position:absolute;top:12px;left:12px;z-index:2;
  background:rgba(20,22,27,.72);color:#fff;
  font-variant-numeric:tabular-nums;backdrop-filter:blur(4px);
}
.badge-cat{background:var(--paper);color:var(--ink);border:1px solid var(--line);}
.badge-strong{background:var(--accent);color:var(--accent-ink);}
.play-btn{
  position:absolute;top:50%;left:50%;z-index:2;
  width:56px;height:56px;margin:-28px 0 0 -28px;border-radius:50%;
  background:rgba(255,255,255,.9);
  box-shadow:0 8px 22px rgba(20,22,27,.24);
  display:flex;align-items:center;justify-content:center;
  transition:transform .22s ease,background .22s ease;
}
.play-btn::before{
  content:"";display:block;width:0;height:0;margin-left:3px;
  border-style:solid;border-width:9px 0 9px 15px;
  border-color:transparent transparent transparent var(--primary);
}
.clip-card:hover .play-btn{transform:scale(1.1);background:#fff;}
.clip-views{
  position:absolute;left:14px;bottom:12px;z-index:2;
  color:#fff;font-size:13px;font-weight:700;
  font-variant-numeric:tabular-nums;
  display:inline-flex;align-items:center;gap:6px;
}
.clip-views svg{width:15px;height:15px;stroke:#fff;fill:none;stroke-width:1.8;}
.clip-body{padding:16px 18px 18px;display:flex;flex-direction:column;gap:10px;flex:1;}
.clip-title{
  font-size:19px;line-height:1.4;font-weight:700;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  min-height:calc(1.4em * 2);
}
.clip-meta{display:flex;align-items:center;gap:8px;margin-top:auto;font-size:13px;color:var(--muted);}

/* ---------- 横跨提示条 ---------- */
.tip-bar{
  grid-column:1 / -1;
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:20px 26px;
  background:var(--surface);
  border:1px dashed rgba(255,90,43,.45);
  border-radius:var(--radius-card);
}
.tip-bar p{font-size:15px;color:var(--ink-2);max-width:52em;}
.tip-bar strong{color:var(--ink);}

/* ---------- 适用场景（图文交错） ---------- */
.scene-wrap{display:flex;flex-direction:column;gap:48px;}
.scene{
  display:grid;grid-template-columns:5fr 7fr;gap:44px;align-items:center;
  padding-bottom:48px;border-bottom:1px solid var(--line);
}
.scene:last-child{border-bottom:none;padding-bottom:0;}
.scene.flip .scene-media{order:2;}
.scene-media{
  position:relative;aspect-ratio:16/10;border-radius:var(--radius-card);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--shadow-1);
}
.scene-media img{width:100%;height:100%;object-fit:cover;}
.scene-num{
  position:absolute;top:14px;left:16px;z-index:2;
  font-size:13px;font-weight:800;letter-spacing:.14em;
  color:#fff;background:rgba(20,22,27,.66);
  padding:6px 12px;border-radius:var(--radius-pill);
  font-variant-numeric:tabular-nums;
}
.scene-body h3{margin-bottom:12px;font-size:23px;}
.scene-body p{color:var(--ink-2);font-size:16px;margin-bottom:16px;}
.check-list{display:flex;flex-direction:column;gap:10px;}
.check-list li{display:flex;gap:10px;font-size:15px;color:var(--ink-2);line-height:1.6;}
.check-list li::before{
  content:"";flex:none;width:18px;height:18px;margin-top:3px;border-radius:50%;
  background:rgba(255,90,43,.12);
  background-image:linear-gradient(var(--primary),var(--primary));
  background-size:8px 2px;background-position:center;background-repeat:no-repeat;
  transform:rotate(45deg);
}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:900px;}
.faq-item{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-card);overflow:hidden;
  transition:background .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  min-height:60px;padding:16px 22px;
  font-size:16px;font-weight:700;color:var(--ink);
  transition:background .2s ease,color .2s ease;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{background:var(--paper);color:var(--primary);}
.faq-item .plus{
  position:relative;flex:none;width:22px;height:22px;border-radius:50%;
  border:1.5px solid rgba(20,22,27,.28);
  transition:border-color .2s ease,transform .2s ease;
}
.faq-item .plus::before,
.faq-item .plus::after{
  content:"";position:absolute;top:50%;left:50%;background:var(--ink);
  transform:translate(-50%,-50%);transition:opacity .2s ease,background .2s ease;
}
.faq-item .plus::before{width:10px;height:1.8px;}
.faq-item .plus::after{width:1.8px;height:10px;}
.faq-item[open]{background:var(--paper);border-color:rgba(255,90,43,.35);box-shadow:var(--shadow-1);}
.faq-item[open] summary{color:var(--primary);}
.faq-item[open] .plus{border-color:var(--primary);transform:rotate(180deg);}
.faq-item[open] .plus::before,
.faq-item[open] .plus::after{background:var(--primary);}
.faq-item[open] .plus::after{opacity:0;}
.faq-answer{padding:0 22px 20px;font-size:15px;line-height:1.8;color:var(--ink-2);max-width:46em;}

/* ---------- 浅色 CTA ---------- */
.cta-light{
  position:relative;overflow:hidden;
  border-radius:28px;
  background:var(--surface);
  border:1px solid var(--line);
  box-shadow:var(--shadow-1);
  padding:52px 48px;
  display:flex;align-items:center;justify-content:space-between;gap:36px;
}
.cta-light::after{
  content:"";position:absolute;right:-40px;top:-40px;width:260px;height:260px;
  background-image:radial-gradient(rgba(255,90,43,.3) 1.5px,transparent 1.6px);
  background-size:16px 16px;opacity:.6;pointer-events:none;
}
.cta-light .cta-txt{position:relative;z-index:2;max-width:44em;}
.cta-light h2{font-size:clamp(24px,3vw,34px);margin-bottom:12px;}
.cta-light p{color:var(--muted);font-size:16px;}
.cta-actions{position:relative;z-index:2;display:flex;gap:12px;flex:none;flex-wrap:wrap;}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:96px;
  background:var(--ink);
  color:rgba(255,255,255,.72);
  padding:64px 0 28px;
  border-top:1px solid rgba(255,255,255,.12);
}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:40px;
  padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,.12);
}
.footer-brand{display:flex;align-items:center;gap:2px;font-size:21px;font-weight:800;margin-bottom:14px;}
.footer-brand span:first-child{color:#fff;}
.footer-brand span:last-child{color:var(--primary);}
.footer-desc{font-size:14px;line-height:1.8;color:rgba(255,255,255,.6);max-width:26em;}
.footer-title{font-size:14px;font-weight:800;color:#fff;letter-spacing:.06em;margin-bottom:16px;}
.footer-links{display:flex;flex-direction:column;gap:11px;}
.footer-links a{font-size:14px;color:rgba(255,255,255,.66);transition:color .2s ease,padding-left .2s ease;}
.footer-links a:hover{color:var(--accent);padding-left:4px;}
.footer-contact{display:flex;flex-direction:column;gap:11px;font-size:14px;line-height:1.7;color:rgba(255,255,255,.6);}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding-top:26px;font-size:13px;color:rgba(255,255,255,.45);
  font-variant-numeric:tabular-nums;flex-wrap:wrap;
}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .container{max-width:100%;}
}
@media (max-width:1023px){
  .clip-grid{grid-template-columns:repeat(2,1fr);}
  .scene{grid-template-columns:1fr 1fr;gap:30px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-light{flex-direction:column;align-items:flex-start;padding:40px 32px;}
  .section{padding:64px 0;}
}
@media (max-width:900px){
  .nav-links{
    position:absolute;top:calc(100% + 12px);left:0;right:0;
    flex-direction:column;align-items:stretch;gap:4px;
    padding:12px;
    background:rgba(255,247,240,.97);
    backdrop-filter:blur(16px);
    -webkit-backdrop-filter:blur(16px);
    border:1px solid rgba(20,22,27,.09);
    border-radius:24px;
    box-shadow:var(--shadow-2);
    opacity:0;visibility:hidden;transform:translateY(-8px);
    transition:opacity .22s ease,transform .22s ease,visibility .22s;
  }
  .nav-links.is-open{opacity:1;visibility:visible;transform:translateY(0);}
  .nav-link{padding:13px 16px;border-radius:14px;font-size:16px;}
  .nav-link::after{left:16px;right:auto;width:22px;bottom:9px;}
  .nav-panel-cta{display:inline-flex;margin-top:6px;}
  .nav-cta{display:none;}
  .nav-toggle{display:flex;}
  .nav-pill{gap:12px;padding:0 8px 0 18px;}
}
@media (max-width:767px){
  body{font-size:16px;}
  .container{padding:0 18px;}
  .page-hero{padding:118px 0 44px;}
  .page-hero .lede{font-size:16px;}
  .section{padding:56px 0;}
  .section-head{flex-direction:column;align-items:flex-start;gap:14px;margin-bottom:26px;}
  .scene{grid-template-columns:1fr;gap:22px;padding-bottom:36px;}
  .scene.flip .scene-media{order:0;}
  .scene-wrap{gap:36px;}
  .tip-bar{flex-direction:column;align-items:flex-start;gap:12px;padding:18px 20px;}
  .cta-light{padding:34px 24px;border-radius:22px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1;justify-content:center;}
  .faq-item summary{padding:14px 18px;font-size:15px;}
  .faq-answer{padding:0 18px 18px;}
  .site-footer{margin-top:64px;padding:48px 0 24px;}
  .footer-grid{gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
}
@media (max-width:520px){
  .page-hero{padding:108px 0 38px;}
  h1{font-size:clamp(28px,8vw,38px);}
  .page-hero::after{display:none;}
  .filter-row{gap:8px;}
  .chip{height:34px;padding:0 14px;font-size:13px;}
  .clip-title{font-size:17px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-brand{font-size:19px;}
  .cta-actions{flex-direction:column;}
  .cta-actions .btn{width:100%;}
}

/* roulang page: category2 */
:root{
  --ink:#14161B;
  --ink-2:#333944;
  --muted:#6E7480;
  --line:#E8E0D6;
  --paper:#FFF7F0;
  --surface:#FFFFFF;
  --primary:#FF5A2B;
  --primary-600:#E03E12;
  --accent:#D9F24E;
  --accent-ink:#1B2000;
  --radius-card:20px;
  --radius-pill:999px;
  --radius-input:14px;
  --shadow-1:0 6px 18px rgba(20,22,27,.06);
  --shadow-2:0 18px 44px rgba(20,22,27,.14);
  --container:1200px;
  --ease:cubic-bezier(.2,.7,.3,1);
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:110px;}
body{
  margin:0;
  font-family:"Alibaba PuHuiTi 3.0","HarmonyOS Sans SC","PingFang SC","Source Han Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;transition:color .22s var(--ease);}
a:hover{color:var(--primary);}
button{font-family:inherit;font-size:inherit;}
h1,h2,h3,h4{
  margin:0;
  font-family:"Alibaba PuHuiTi 3.0","HarmonyOS Sans SC","PingFang SC","Source Han Sans SC","Microsoft YaHei",system-ui,sans-serif;
  letter-spacing:-.02em;
  line-height:1.2;
}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
time,.num{font-variant-numeric:tabular-nums;}

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

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  border:1.5px solid transparent;
  border-radius:var(--radius-pill);
  padding:14px 26px;
  font-size:15px;
  font-weight:700;
  line-height:1;
  cursor:pointer;
  white-space:nowrap;
  transition:transform .22s var(--ease),background-color .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.btn-primary{
  background:var(--primary);
  color:#fff;
  box-shadow:0 8px 20px rgba(255,90,43,.24);
}
.btn-primary:hover{background:var(--primary-600);color:#fff;transform:translateY(-1px);box-shadow:0 12px 26px rgba(224,62,18,.3);}
.btn-primary:active{transform:scale(.98);}
.btn-ghost{
  background:transparent;
  border-color:var(--ink);
  color:var(--ink);
}
.btn-ghost:hover{background:var(--ink);color:#fff;transform:translateY(-1px);}
.btn-ghost:active{transform:scale(.98);}
.btn-sm{padding:10px 18px;font-size:14px;}
.btn:focus-visible{outline:2px solid var(--accent);outline-offset:3px;}
.btn[disabled],.btn.is-loading{opacity:.6;cursor:not-allowed;transform:none;box-shadow:none;}
.btn.is-loading::after{
  content:"";
  width:14px;height:14px;
  border-radius:50%;
  border:2px solid rgba(255,255,255,.45);
  border-top-color:#fff;
  animation:btnspin .7s linear infinite;
}
@keyframes btnspin{to{transform:rotate(360deg);}}

/* ---------- 悬浮胶囊导航 ---------- */
.site-header{
  position:fixed;
  top:16px;left:0;right:0;
  z-index:100;
  display:flex;
  justify-content:center;
  padding:0 24px;
  pointer-events:none;
}
.nav-pill{
  pointer-events:auto;
  position:relative;
  width:100%;
  max-width:var(--container);
  min-height:60px;
  display:flex;
  align-items:center;
  gap:18px;
  padding:0 10px 0 22px;
  border-radius:var(--radius-pill);
  background:rgba(255,247,240,.72);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border:1px solid rgba(232,224,214,.9);
  box-shadow:var(--shadow-1);
  transition:box-shadow .3s var(--ease),background-color .3s var(--ease);
}
.nav-pill.is-scrolled{box-shadow:var(--shadow-2);background:rgba(255,247,240,.9);}
.brand{
  display:inline-flex;
  align-items:baseline;
  gap:4px;
  font-size:19px;
  font-weight:800;
  letter-spacing:-.02em;
  color:var(--ink);
  flex:none;
}
.brand-mark{color:var(--primary);}
.brand:hover{color:var(--ink);}
.brand:focus-visible{outline:2px solid var(--accent);outline-offset:4px;border-radius:6px;}
.nav-links{display:flex;align-items:center;gap:6px;margin-left:auto;}
.nav-link{
  position:relative;
  padding:9px 14px;
  border-radius:var(--radius-pill);
  font-size:15px;
  font-weight:600;
  color:var(--ink-2);
  transition:color .2s var(--ease),background-color .2s var(--ease);
}
.nav-link:hover{color:var(--primary);background:rgba(255,90,43,.08);}
.nav-link.is-active{color:var(--primary);}
.nav-link.is-active::after{
  content:"";
  position:absolute;
  left:14px;right:14px;bottom:3px;
  height:3px;
  border-radius:3px;
  background:var(--accent);
}
.nav-link:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}
.nav-cta{flex:none;margin-left:10px;}
.nav-panel-cta{display:none;}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  flex:none;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:4px;
  border:1px solid var(--line);
  border-radius:50%;
  background:var(--surface);
  cursor:pointer;
  margin-left:auto;
  transition:background-color .2s var(--ease),border-color .2s var(--ease);
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink);transition:transform .25s var(--ease),opacity .25s var(--ease);}
.nav-toggle:hover{border-color:var(--primary);}
.nav-toggle:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}
.nav-toggle.is-open span:nth-child(1){transform:translateY(6px) rotate(45deg);}
.nav-toggle.is-open span:nth-child(2){opacity:0;}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}

/* ---------- 页头 ---------- */
.page-hero{padding-top:132px;}
.hero-card{
  position:relative;
  overflow:hidden;
  border-radius:28px;
  border:1px solid var(--line);
  background:linear-gradient(140deg,#FFF7F0 0%,#FFEEE2 58%,#FFE4D6 100%);
  padding:56px 48px 44px;
  box-shadow:var(--shadow-1);
}
.hero-card::before{
  content:"";
  position:absolute;
  inset:0;
  background:url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
  opacity:.14;
  pointer-events:none;
}
.hero-card::after{
  content:"";
  position:absolute;
  right:-40px;top:-40px;
  width:280px;height:280px;
  background-image:radial-gradient(rgba(255,90,43,.35) 1.4px, transparent 1.4px);
  background-size:16px 16px;
  opacity:.55;
  pointer-events:none;
}
.hero-inner{position:relative;z-index:1;max-width:820px;}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  height:28px;
  padding:0 14px;
  border-radius:var(--radius-pill);
  background:rgba(255,90,43,.12);
  color:var(--primary-600);
  font-size:13px;
  font-weight:700;
  margin-bottom:18px;
}
.hero-card h1{
  font-size:clamp(32px,4.6vw,54px);
  font-weight:800;
  letter-spacing:-.02em;
  line-height:1.14;
}
.hero-sub{
  margin-top:16px;
  max-width:44em;
  font-size:clamp(15px,1.5vw,17px);
  color:var(--ink-2);
  line-height:1.8;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
.steps{
  position:relative;
  z-index:1;
  display:flex;
  flex-wrap:wrap;
  gap:16px;
  margin-top:36px;
  padding-top:26px;
  border-top:1px solid rgba(20,22,27,.13);
}
.steps li{
  display:flex;
  align-items:center;
  gap:10px;
  flex:1 1 190px;
  min-width:150px;
  font-size:14px;
  font-weight:600;
  color:var(--ink-2);
}
.steps li::after{
  content:"";
  flex:1;
  height:1px;
  background:rgba(20,22,27,.16);
  margin-left:6px;
}
.steps li:last-child::after{display:none;}
.step-dot{
  width:10px;height:10px;
  flex:none;
  border-radius:50%;
  background:var(--primary);
  box-shadow:0 0 0 4px rgba(255,90,43,.15);
}

/* ---------- 板块 ---------- */
.section{padding:88px 0;}
.section-head{max-width:760px;margin-bottom:40px;}
.section-title{
  font-size:clamp(25px,3.2vw,38px);
  font-weight:800;
  line-height:1.2;
}
.section-sub{
  margin-top:14px;
  max-width:46em;
  font-size:16px;
  line-height:1.8;
  color:var(--muted);
}

/* ---------- 清单块 ---------- */
.list-blocks{display:flex;flex-direction:column;}
.list-block{
  display:grid;
  grid-template-columns:400px 1fr;
  gap:48px;
  align-items:center;
  padding:48px 0;
  border-bottom:1px solid var(--line);
}
.list-block:first-child{padding-top:0;}
.list-block:last-child{border-bottom:0;padding-bottom:0;}
.list-block.rev{grid-template-columns:1fr 400px;}
.list-block.rev .lb-media{order:2;}
.lb-media{
  position:relative;
  aspect-ratio:16/10;
  border-radius:var(--radius-card);
  overflow:hidden;
  border:1px solid var(--line);
  background:var(--line);
  box-shadow:var(--shadow-1);
  transition:box-shadow .22s var(--ease),transform .22s var(--ease);
}
.lb-media img{
  width:100%;height:100%;
  object-fit:cover;
  transition:transform .5s var(--ease);
}
.list-block:hover .lb-media{box-shadow:var(--shadow-2);transform:translateY(-4px);}
.list-block:hover .lb-media img{transform:scale(1.04);}
.lb-body{min-width:0;}
.lb-num{
  display:block;
  font-size:52px;
  font-weight:800;
  line-height:1;
  letter-spacing:-.03em;
  color:var(--primary);
  opacity:.18;
  margin-bottom:10px;
  font-variant-numeric:tabular-nums;
}
.lb-body h3{
  font-size:clamp(19px,2.1vw,23px);
  font-weight:700;
  line-height:1.35;
}
.lb-body > p{
  margin-top:12px;
  font-size:15.5px;
  line-height:1.8;
  color:var(--ink-2);
  max-width:42em;
}
.check-list{margin-top:18px;display:grid;gap:10px;max-width:42em;}
.check-list li{
  display:flex;
  gap:10px;
  font-size:15px;
  line-height:1.7;
  color:var(--ink-2);
}
.check-list li::before{
  content:"✓";
  flex:none;
  font-weight:800;
  color:var(--primary);
  line-height:1.7;
}
.lb-body .btn{margin-top:22px;}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:860px;margin:0 auto;}
.faq-item{
  border:1px solid var(--line);
  border-radius:16px;
  background:var(--surface);
  margin-bottom:12px;
  overflow:hidden;
  transition:box-shadow .22s var(--ease),border-color .22s var(--ease),background-color .22s var(--ease);
}
.faq-item:hover{border-color:#DBCFC0;box-shadow:var(--shadow-1);}
.faq-item[open]{background:var(--paper);border-color:#E2D5C6;}
.faq-item summary{
  list-style:none;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  min-height:60px;
  padding:14px 22px;
  font-size:16px;
  font-weight:700;
  color:var(--ink);
  cursor:pointer;
  transition:color .2s var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{color:var(--primary);}
.faq-item summary:focus-visible{outline:2px solid var(--primary);outline-offset:-2px;}
.faq-icon{position:relative;width:18px;height:18px;flex:none;}
.faq-icon::before,.faq-icon::after{
  content:"";
  position:absolute;
  background:var(--primary);
  border-radius:2px;
  transition:transform .24s var(--ease),opacity .24s var(--ease);
}
.faq-icon::before{top:8px;left:0;width:18px;height:2px;}
.faq-icon::after{top:0;left:8px;width:2px;height:18px;}
.faq-item[open] .faq-icon::after{transform:rotate(90deg);opacity:0;}
.faq-body{
  padding:0 22px 20px;
  font-size:15px;
  line-height:1.85;
  color:var(--ink-2);
  max-width:44em;
}

/* ---------- 表单 ---------- */
.form-card{
  max-width:880px;
  margin:0 auto;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:24px;
  padding:40px;
  box-shadow:var(--shadow-1);
  position:relative;
  overflow:hidden;
}
.form-card::after{
  content:"";
  position:absolute;
  right:-60px;bottom:-60px;
  width:220px;height:220px;
  background-image:radial-gradient(rgba(217,242,78,.9) 1.6px, transparent 1.6px);
  background-size:15px 15px;
  opacity:.5;
  pointer-events:none;
}
.form-card .section-title{font-size:clamp(23px,2.6vw,30px);}
.form-card .section-sub{margin-top:12px;}
.ask-form{position:relative;z-index:1;margin-top:30px;}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;}
.field{display:flex;flex-direction:column;gap:8px;min-width:0;}
.field-full{grid-column:1 / -1;}
.field label{font-size:14px;font-weight:700;color:var(--ink-2);}
.field input,.field textarea{
  width:100%;
  font-family:inherit;
  font-size:15px;
  color:var(--ink);
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-input);
  padding:13px 16px;
  line-height:1.6;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.field textarea{resize:vertical;min-height:120px;}
.field input::placeholder,.field textarea::placeholder{color:#A9A29A;}
.field input:focus,.field textarea:focus{
  outline:2px solid var(--primary);
  outline-offset:1px;
  border-color:var(--primary);
}
.field input:hover,.field textarea:hover{border-color:#D8CCBD;}
.form-actions{
  display:flex;
  align-items:center;
  gap:16px;
  flex-wrap:wrap;
  margin-top:24px;
}
.form-hint{font-size:13.5px;color:var(--muted);line-height:1.6;}
.form-note{
  display:none;
  margin-top:18px;
  padding:14px 18px;
  border-radius:14px;
  font-size:14px;
  line-height:1.7;
}
.form-note.is-success{display:block;background:var(--accent);color:var(--accent-ink);}
.form-note.is-error{display:block;background:#FFE2DA;color:#8C1F00;}

/* ---------- 底部浅色 CTA ---------- */
.cta-light{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  flex-wrap:wrap;
  border:1px solid var(--line);
  border-radius:26px;
  background:linear-gradient(120deg,#FFFFFF 0%,#FFF3E9 100%);
  padding:44px 48px;
  box-shadow:var(--shadow-1);
}
.cta-light h2{
  font-size:clamp(23px,2.8vw,32px);
  font-weight:800;
}
.cta-light p{
  margin-top:12px;
  max-width:40em;
  font-size:15.5px;
  line-height:1.8;
  color:var(--muted);
}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:96px;
  background:#101216;
  color:#C9C4BC;
  padding:72px 0 0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.3fr;
  gap:40px;
  padding-bottom:56px;
  border-bottom:1px solid rgba(255,255,255,.1);
}
.footer-brand{
  display:flex;
  align-items:baseline;
  gap:4px;
  font-size:22px;
  font-weight:800;
  letter-spacing:-.02em;
  color:#fff;
}
.footer-brand span:first-child{color:var(--primary);}
.footer-desc{
  margin-top:16px;
  font-size:14.5px;
  line-height:1.8;
  color:#9A958D;
  max-width:24em;
}
.footer-title{
  font-size:14px;
  font-weight:700;
  color:#fff;
  margin-bottom:16px;
  letter-spacing:.02em;
}
.footer-links li{margin-bottom:10px;}
.footer-links a{
  font-size:14.5px;
  color:#9A958D;
  transition:color .2s var(--ease);
}
.footer-links a:hover{color:var(--accent);}
.footer-links a:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px;}
.footer-contact li{
  font-size:14.5px;
  line-height:1.8;
  color:#9A958D;
  margin-bottom:10px;
}
.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  padding:22px 0 26px;
  font-size:13.5px;
  color:#7C7770;
  font-variant-numeric:tabular-nums;
}

/* ---------- 响应式 ---------- */
@media (max-width:1100px){
  .list-block{grid-template-columns:1fr 1.15fr;gap:34px;}
  .list-block.rev{grid-template-columns:1.15fr 1fr;}
}

@media (max-width:1023px){
  .section{padding:66px 0;}
  .page-hero{padding-top:118px;}
  .hero-card{padding:44px 34px 38px;border-radius:24px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px;padding-bottom:44px;}
  .cta-light{padding:34px 32px;}
}

@media (max-width:900px){
  .nav-links{
    position:absolute;
    top:calc(100% + 10px);
    left:0;right:0;
    margin-left:0;
    flex-direction:column;
    align-items:stretch;
    gap:4px;
    padding:12px;
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:20px;
    box-shadow:var(--shadow-2);
    opacity:0;
    visibility:hidden;
    transform:translateY(-8px);
    transition:opacity .22s var(--ease),transform .22s var(--ease),visibility .22s var(--ease);
  }
  .nav-links.is-open{opacity:1;visibility:visible;transform:translateY(0);}
  .nav-link{padding:12px 16px;border-radius:14px;font-size:16px;}
  .nav-link.is-active::after{left:16px;right:auto;width:26px;bottom:8px;}
  .nav-panel-cta{display:inline-flex;margin-top:8px;width:100%;}
  .nav-cta{display:none;}
  .nav-toggle{display:flex;}
  .nav-pill{padding:0 8px 0 20px;}
}

@media (max-width:860px){
  .list-block,
  .list-block.rev{grid-template-columns:1fr;gap:20px;padding:40px 0;}
  .list-block.rev .lb-media{order:0;}
  .lb-media{aspect-ratio:16/9;}
  .form-card{padding:28px 22px;border-radius:20px;}
  .form-grid{grid-template-columns:1fr;}
  .cta-light{padding:28px 24px;border-radius:22px;}
}

@media (max-width:767px){
  .container{padding:0 18px;}
  .section{padding:54px 0;}
  .page-hero{padding-top:104px;}
  .hero-card{padding:34px 22px 30px;border-radius:22px;}
  .hero-actions .btn{flex:1 1 100%;}
  .steps li{flex:1 1 100%;}
  .steps li::after{display:none;}
  .section-head{margin-bottom:28px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .site-footer{margin-top:64px;padding-top:52px;}
  .footer-bottom{font-size:12.5px;}
  .form-actions{flex-direction:column;align-items:stretch;}
  .form-actions .btn{width:100%;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1 1 100%;}
}

@media (max-width:480px){
  .brand{font-size:17px;}
  .hero-card h1{font-size:clamp(27px,8vw,34px);}
  .lb-num{font-size:42px;}
  .site-header{padding:0 14px;top:12px;}
  .hero-card::after{display:none;}
  .form-card::after{display:none;}
}