/* roulang page: index */
:root{
  --orange:#FF5C2E;
  --orange-dark:#E0431A;
  --orange-soft:#FFEDE6;
  --orange-08:#FFF4F0;
  --cyan:#12D6C0;
  --cyan-soft:#E4FBF7;
  --lemon:#FFD84D;
  --lemon-soft:#FFF7DC;
  --ink:#201A2C;
  --ink-2:#6C6478;
  --ink-3:#9A93A5;
  --dark:#1A1526;
  --bg:#FFF9F6;
  --card:#FFFFFF;
  --line:#F0E9E4;
  --band:#FAF6F3;
  --skeleton:#F5F1EE;
  --success:#1FBF75;
  --warning:#FFB020;
  --danger:#F04438;
  --radius-lg:24px;
  --radius:20px;
  --radius-sm:16px;
  --radius-btn:12px;
  --shadow-1:0 1px 2px rgba(32,26,44,.06);
  --shadow-2:0 12px 32px -12px rgba(255,92,46,.28);
  --t:240ms cubic-bezier(.2,.8,.3,1);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
html,body{overflow-x:hidden;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:var(--orange);text-decoration:none;transition:color var(--t);}
a:hover{color:var(--orange-dark);}
button,input{font-family:inherit;font-size:inherit;}
button{cursor:pointer;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
.num{font-variant-numeric:tabular-nums;}
:focus-visible{outline:2px solid var(--orange);outline-offset:2px;}

/* ---------- 容器 ---------- */
.container{max-width:var(--container);margin:0 auto;padding:0 32px;width:100%;}
.section{padding:96px 0;}
.section.band{background:var(--band);}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;margin-bottom:40px;}
.section-head h2{font-size:30px;font-weight:700;line-height:1.3;letter-spacing:0;position:relative;padding-left:0;}
.section-head h2::after{content:"";display:block;width:44px;height:6px;border-radius:3px;background:var(--orange);margin-top:12px;}
.section-head p{font-size:15px;color:var(--ink-2);margin-top:12px;max-width:640px;}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:600;color:var(--orange);white-space:nowrap;}
.link-arrow span{transition:transform var(--t);}
.link-arrow:hover span{transform:translateX(4px);}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;line-height:1;border:1.5px solid transparent;
  transition:background var(--t),color var(--t),transform var(--t),border-color var(--t),box-shadow var(--t);
  white-space:nowrap;
}
.btn-primary{background:var(--orange);color:#fff;}
.btn-primary:hover{background:var(--orange-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-2);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:transparent;border-color:var(--orange);color:var(--orange);}
.btn-ghost:hover{background:var(--orange-soft);color:var(--orange-dark);}
.btn-light{background:#fff;color:var(--dark);}
.btn-light:hover{background:#fff;color:var(--orange-dark);transform:translateY(-1px);}
.btn-sm{height:42px;padding:0 18px;font-size:14px;}
.btn-lg{height:52px;padding:0 34px;font-size:16px;}
.btn[disabled],.btn.is-disabled{opacity:.5;cursor:not-allowed;transform:none;box-shadow:none;}

/* ---------- 标签 / 徽章 ---------- */
.chip{display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;font-size:12px;font-weight:600;line-height:1;white-space:nowrap;}
.chip-orange{background:var(--orange-soft);color:var(--orange-dark);}
.chip-cyan{background:var(--cyan-soft);color:#0B9C8B;}
.chip-lemon{background:var(--lemon-soft);color:#9A7100;}
.badge-hot{background:var(--lemon);color:#5A3F00;}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,249,246,.94);
  border-bottom:1px solid transparent;
  transition:background var(--t),border-color var(--t),backdrop-filter var(--t);
}
.site-header.is-scrolled{
  background:rgba(255,255,255,.92);
  border-bottom-color:var(--line);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
}
.header-inner{display:flex;align-items:center;gap:32px;height:72px;}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--ink);font-weight:800;font-size:18px;letter-spacing:0;flex-shrink:0;}
.brand:hover{color:var(--ink);}
.brand-mark{
  width:34px;height:34px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--orange),#FF8A5B);color:#fff;font-size:17px;font-weight:800;flex-shrink:0;
}
.brand-name{white-space:nowrap;}
.nav-desktop{display:flex;align-items:center;gap:8px;margin-left:auto;}
.nav-link{
  display:inline-flex;align-items:center;height:40px;padding:0 16px;border-radius:10px;
  font-size:15px;font-weight:500;color:var(--ink-2);transition:color var(--t),background var(--t);
}
.nav-link:hover{color:var(--ink);background:var(--orange-08);}
.nav-link.is-active{color:var(--orange);font-weight:700;background:var(--orange-soft);}
.header-actions{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.icon-btn{
  width:44px;height:44px;border-radius:12px;border:1px solid var(--line);background:#fff;
  display:inline-flex;align-items:center;justify-content:center;color:var(--ink-2);
  transition:border-color var(--t),color var(--t),background var(--t);
}
.icon-btn:hover{border-color:var(--orange);color:var(--orange);background:var(--orange-08);}
.icon-btn svg{width:20px;height:20px;}

/* 搜索面板 */
.search-panel{
  position:absolute;left:0;right:0;top:72px;background:#fff;border-bottom:1px solid var(--line);
  padding:20px 0;display:none;box-shadow:0 18px 40px -28px rgba(32,26,44,.35);
}
.search-panel.is-open{display:block;}
.search-form{display:flex;gap:12px;}
.search-input{
  flex:1;height:48px;border:1px solid var(--line);border-radius:var(--radius-btn);
  padding:0 16px;font-size:15px;color:var(--ink);background:var(--bg);
  transition:border-color var(--t),box-shadow var(--t),background var(--t);
}
.search-input::placeholder{color:var(--ink-3);font-size:14px;}
.search-input:focus{outline:none;border-color:var(--orange);background:#fff;box-shadow:0 0 0 4px var(--orange-soft);}
.search-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px;align-items:center;}
.search-tags span{font-size:13px;color:var(--ink-3);}
.search-tag{
  display:inline-flex;align-items:center;height:30px;padding:0 12px;border-radius:999px;
  background:var(--band);color:var(--ink-2);font-size:13px;border:1px solid var(--line);
  transition:background var(--t),color var(--t),border-color var(--t);
}
.search-tag:hover{background:var(--orange-soft);color:var(--orange-dark);border-color:var(--orange-soft);}

/* ---------- Hero ---------- */
.hero{padding:56px 0 88px;position:relative;}
.hero-grid{display:grid;grid-template-columns:5fr 7fr;gap:56px;align-items:center;}
.hero-visual{
  position:relative;border-radius:var(--radius-lg);overflow:hidden;aspect-ratio:3/4;
  background:#1A1526 url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  box-shadow:0 24px 60px -32px rgba(32,26,44,.5);
}
.hero-visual::before{
  content:"";position:absolute;left:0;right:0;top:0;height:88px;
  background:linear-gradient(180deg,rgba(255,249,246,.9),rgba(255,249,246,0));
}
.hero-visual::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:88px;
  background:linear-gradient(0deg,rgba(26,21,38,.8),rgba(26,21,38,0));
}
.hero-float{
  position:absolute;left:16px;bottom:16px;z-index:2;display:flex;align-items:center;gap:10px;
  background:rgba(26,21,38,.72);border-radius:999px;padding:8px 16px 8px 8px;color:#fff;font-size:13px;
}
.hero-float i{width:26px;height:26px;border-radius:50%;background:var(--orange);display:inline-flex;align-items:center;justify-content:center;}
.hero-float i svg{width:12px;height:12px;fill:#fff;margin-left:2px;}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;height:32px;padding:0 14px;border-radius:999px;
  background:var(--orange-soft);color:var(--orange-dark);font-size:13px;font-weight:600;
}
.hero-tag i{width:6px;height:6px;border-radius:50%;background:var(--orange);display:inline-block;}
.hero-copy h1{
  font-size:48px;font-weight:800;line-height:1.22;letter-spacing:0;margin:20px 0 0;
}
.hero-copy h1 em{font-style:normal;color:var(--orange);}
.hero-sub{font-size:17px;color:var(--ink-2);margin-top:18px;max-width:560px;}
.hero-cta{display:flex;gap:14px;margin-top:32px;flex-wrap:wrap;}
.hero-stats{display:flex;gap:36px;margin-top:40px;padding-top:28px;border-top:1px solid var(--line);flex-wrap:wrap;}
.hero-stat strong{display:block;font-size:26px;font-weight:800;line-height:1.2;color:var(--ink);}
.hero-stat strong span{font-size:15px;font-weight:700;color:var(--orange);margin-left:2px;}
.hero-stat small{display:block;font-size:13px;color:var(--ink-2);margin-top:4px;}

/* ---------- 横滑片段卡 ---------- */
.reel-wrap{position:relative;}
.reel-track{
  display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;
  padding:4px 0 20px;scrollbar-width:none;-ms-overflow-style:none;
}
.reel-track::-webkit-scrollbar{display:none;}
.reel-card{
  position:relative;flex:0 0 calc((100% - 60px) / 4.5);aspect-ratio:9/16;
  border-radius:var(--radius);overflow:hidden;scroll-snap-align:start;
  background:var(--skeleton);box-shadow:var(--shadow-1);
  transition:transform var(--t),box-shadow var(--t);
}
.reel-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);}
.reel-card img{width:100%;height:100%;object-fit:cover;transition:transform 240ms ease-out;}
.reel-card:hover img{transform:scale(1.03);}
.reel-card .reel-shade{
  position:absolute;left:0;right:0;bottom:0;height:60%;
  background:linear-gradient(0deg,rgba(22,16,32,.9),rgba(22,16,32,0));
}
.reel-cat{
  position:absolute;left:12px;top:12px;z-index:2;
  background:rgba(255,92,46,.92);color:#fff;font-size:12px;font-weight:600;
  height:24px;padding:0 10px;border-radius:999px;display:inline-flex;align-items:center;
}
.reel-dur{
  position:absolute;right:12px;top:12px;z-index:2;
  background:rgba(26,21,38,.6);color:#fff;font-size:12px;font-weight:600;
  height:24px;padding:0 9px;border-radius:8px;display:inline-flex;align-items:center;
}
.reel-title{
  position:absolute;left:14px;right:14px;bottom:14px;z-index:2;color:#fff;
  font-size:17px;font-weight:600;line-height:1.45;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.reel-nav{display:flex;gap:10px;}
.reel-nav button{
  width:40px;height:40px;border-radius:50%;border:1px solid var(--line);background:#fff;color:var(--ink-2);
  display:inline-flex;align-items:center;justify-content:center;transition:all var(--t);
}
.reel-nav button:hover{border-color:var(--orange);color:var(--orange);background:var(--orange-08);}
.reel-nav svg{width:16px;height:16px;}

/* ---------- 种草清单 ---------- */
.list-rows{border-top:1px solid var(--line);}
.list-row{
  display:flex;align-items:center;gap:24px;padding:22px 20px 22px 0;
  border-bottom:1px solid var(--line);transition:background var(--t);position:relative;
}
.list-row:hover{background:var(--orange-08);}
.list-num{
  flex:0 0 72px;font-size:36px;font-weight:800;line-height:1;color:var(--orange);
  opacity:.28;letter-spacing:-1px;
}
.list-thumb{
  flex:0 0 64px;width:64px;height:64px;border-radius:12px;overflow:hidden;background:var(--skeleton);
}
.list-thumb img{width:100%;height:100%;object-fit:cover;}
.list-body{flex:1;min-width:0;}
.list-body h3{font-size:17px;font-weight:600;line-height:1.45;color:var(--ink);}
.list-body p{font-size:14px;color:var(--ink-2);margin-top:6px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.list-arrow{flex:0 0 auto;color:var(--ink-3);transition:transform var(--t),color var(--t);}
.list-arrow svg{width:20px;height:20px;}
.list-row:hover .list-arrow{transform:translateX(4px);color:var(--orange);}

/* ---------- 口碑条 ---------- */
.voice-track{
  display:flex;gap:18px;overflow-x:auto;scroll-snap-type:x proximity;
  padding:4px 0 16px;scrollbar-width:none;
}
.voice-track::-webkit-scrollbar{display:none;}
.voice-card{
  flex:0 0 auto;width:320px;max-width:82vw;scroll-snap-align:start;
  background:#fff;border:1px solid var(--line);border-radius:18px;padding:20px;
}
.voice-top{display:flex;align-items:center;gap:10px;}
.voice-avatar{
  width:36px;height:36px;border-radius:50%;background:var(--cyan-soft);color:#0B9C8B;
  display:inline-flex;align-items:center;justify-content:center;font-weight:700;font-size:14px;flex-shrink:0;
}
.voice-name{font-size:14px;font-weight:600;color:var(--ink);}
.voice-stars{margin-left:auto;color:var(--cyan);font-size:13px;letter-spacing:1px;}
.voice-stars .off{color:rgba(18,214,192,.3);}
.voice-text{font-size:14px;color:var(--ink-2);margin-top:14px;line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}

/* ---------- 最新信息（CMS） ---------- */
.news-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:0 40px;border-top:1px solid var(--line);}
.news-item{display:flex;gap:16px;padding:24px 0;border-bottom:1px solid var(--line);}
.news-thumb{
  flex:0 0 128px;width:128px;aspect-ratio:16/9;border-radius:12px;overflow:hidden;background:var(--skeleton);
}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform var(--t);}
.news-item:hover .news-thumb img{transform:scale(1.04);}
.news-body{flex:1;min-width:0;}
.news-title{font-size:17px;font-weight:600;line-height:1.45;color:var(--ink);}
.news-title a{color:inherit;}
.news-title a:hover{color:var(--orange);}
.news-title a{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-desc{
  font-size:14px;color:var(--ink-2);margin-top:6px;line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{display:flex;align-items:center;gap:10px;margin-top:12px;font-size:13px;color:var(--ink-3);}
.empty-state{
  border:1px dashed var(--line);border-radius:var(--radius);background:var(--band);
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;
  padding:36px 20px;min-height:160px;text-align:center;
}
.empty-state i{
  width:38px;height:38px;border-radius:12px;background:var(--orange-soft);color:var(--orange);
  display:inline-flex;align-items:center;justify-content:center;
}
.empty-state i svg{width:18px;height:18px;}
.empty-state p{font-size:14px;color:var(--ink-3);}
.skeleton-row{display:flex;gap:16px;padding:24px 0;border-bottom:1px solid var(--line);}
.sk{background:var(--skeleton);border-radius:8px;position:relative;overflow:hidden;}
.sk::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(255,255,255,0) 0%,rgba(255,255,255,.7) 50%,rgba(255,255,255,0) 100%);
  animation:sk 1.4s linear infinite;
}
@keyframes sk{0%{transform:translateX(-100%);}100%{transform:translateX(100%);}}
.sk-thumb{flex:0 0 128px;width:128px;aspect-ratio:16/9;border-radius:12px;}
.sk-lines{flex:1;display:flex;flex-direction:column;gap:10px;justify-content:center;}

/* ---------- FAQ ---------- */
.faq-grid{display:grid;grid-template-columns:4fr 8fr;gap:56px;align-items:start;}
.faq-list{border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:22px 4px;background:none;border:0;text-align:left;
  font-size:17px;font-weight:600;color:var(--ink);line-height:1.5;
}
.faq-q:hover{color:var(--orange);}
.faq-sign{
  flex:0 0 26px;width:26px;height:26px;border-radius:50%;background:var(--orange-soft);color:var(--orange);
  display:inline-flex;align-items:center;justify-content:center;font-size:16px;font-weight:700;
  transition:transform 220ms ease,background var(--t),color var(--t);
}
.faq-item.is-open .faq-sign{transform:rotate(180deg);background:var(--orange);color:#fff;}
.faq-a{max-height:0;overflow:hidden;transition:max-height 220ms ease;}
.faq-item.is-open .faq-a{max-height:260px;}
.faq-a p{padding:0 4px 22px;font-size:15px;color:var(--ink-2);line-height:1.85;max-width:720px;}

/* ---------- 结尾 CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--radius-lg);
  background:linear-gradient(135deg,#FF5C2E 0%,#E0431A 100%);
  color:#fff;text-align:center;padding:72px 32px;
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background:url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  opacity:.16;mix-blend-mode:overlay;
}
.cta-band > *{position:relative;z-index:2;}
.cta-band h2{font-size:32px;font-weight:800;line-height:1.3;color:#fff;}
.cta-band p{font-size:16px;color:rgba(255,255,255,.86);margin-top:14px;}
.cta-band .btn{margin-top:32px;}
.cta-note{font-size:13px;color:rgba(255,255,255,.7);margin-top:16px;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--dark);color:rgba(255,255,255,.72);padding:72px 0 28px;margin-top:96px;}
.footer-grid{display:grid;grid-template-columns:5fr 4fr 3fr;gap:48px;}
.footer-brand{display:inline-flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:17px;margin-bottom:16px;}
.footer-brand .brand-mark{background:linear-gradient(135deg,var(--orange),#FF8A5B);}
.footer-about p{font-size:14px;line-height:1.85;max-width:400px;}
.footer-col h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:18px;}
.footer-col li{margin-bottom:12px;}
.footer-col a{color:rgba(255,255,255,.72);font-size:14px;border-bottom:1px solid transparent;transition:color var(--t),border-color var(--t);}
.footer-col a:hover{color:#fff;border-bottom-color:rgba(255,255,255,.7);}
.footer-contact p{font-size:14px;line-height:1.9;}
.footer-contact .chip{margin-top:8px;}
.footer-bottom{
  margin-top:56px;padding-top:24px;border-top:1px solid rgba(255,255,255,.1);
  display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.55);
}
.footer-bottom a{color:rgba(255,255,255,.55);}
.footer-bottom a:hover{color:#fff;}

/* ---------- 悬浮跟买 ---------- */
.float-buy{
  position:fixed;right:28px;bottom:28px;z-index:70;
  width:56px;height:56px;border-radius:50%;background:var(--orange);color:#fff;
  display:inline-flex;align-items:center;justify-content:center;
  box-shadow:0 14px 30px -12px rgba(255,92,46,.7);
  transition:background var(--t),transform var(--t);
}
.float-buy:hover{background:var(--orange-dark);color:#fff;transform:translateY(-3px);}
.float-buy svg{width:22px;height:22px;}

/* ---------- 底部 Tab ---------- */
.tabbar{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:80;
  background:rgba(255,255,255,.97);border-top:1px solid var(--line);
  padding-bottom:env(safe-area-inset-bottom);
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
}
.tabbar-inner{display:flex;align-items:stretch;height:64px;}
.tab-item{
  flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;
  color:var(--ink-3);font-size:10px;font-weight:500;position:relative;transition:color var(--t);
}
.tab-item svg{width:22px;height:22px;}
.tab-item::before{
  content:"";position:absolute;top:6px;width:16px;height:4px;border-radius:999px;
  background:transparent;transition:background var(--t);
}
.tab-item.is-active{color:var(--orange);font-weight:700;}
.tab-item.is-active::before{background:var(--orange);}
.mobile-bar{display:none;}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .hero-grid{grid-template-columns:6fr 6fr;gap:40px;}
  .hero-copy h1{font-size:44px;}
  .reel-card{flex:0 0 calc((100% - 50px) / 3.5);}
  .news-thumb{flex-basis:112px;width:112px;}
}
@media (max-width:1023px){
  .container{padding:0 24px;}
  .section{padding:72px 0;}
  .section-head h2{font-size:28px;}
  .nav-desktop{display:none;}
  .header-actions{margin-left:auto;}
  .header-actions .btn{display:none;}
  .mobile-bar{
    display:flex;align-items:center;gap:12px;height:56px;
  }
  .mobile-bar .brand{font-size:17px;}
  .mobile-bar .brand-mark{width:30px;height:30px;font-size:15px;}
  .header-inner{height:56px;}
  .search-panel{top:56px;}
  .tabbar{display:block;}
  .float-buy{display:none;}
  body{padding-bottom:calc(64px + env(safe-area-inset-bottom));}
  .site-footer{margin-bottom:0;}
  .reel-card{flex:0 0 calc((100% - 40px) / 2.5);}
  .faq-grid{grid-template-columns:1fr;gap:36px;}
  .news-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:40px;}
  .footer-about{grid-column:1 / -1;}
}
@media (max-width:767px){
  .container{padding:0 20px;}
  .section{padding:56px 0;}
  .section-head{flex-direction:column;align-items:flex-start;gap:16px;margin-bottom:28px;}
  .section-head h2{font-size:23px;}
  .hero{padding:0 0 56px;}
  .hero-grid{display:block;position:relative;min-height:660px;border-radius:0;}
  .hero-visual{
    position:absolute;inset:0;aspect-ratio:auto;width:100%;height:100%;border-radius:0;
    background-position:center top;
  }
  .hero-visual::before{height:120px;background:linear-gradient(180deg,rgba(26,21,38,.75),rgba(26,21,38,0));}
  .hero-visual::after{height:60%;background:linear-gradient(0deg,rgba(26,21,38,.94),rgba(26,21,38,0));}
  .hero-float{display:none;}
  .hero-copy{
    position:relative;z-index:2;min-height:660px;display:flex;flex-direction:column;justify-content:flex-end;
    padding:80px 20px 32px;color:#fff;
  }
  .hero-copy h1{font-size:32px;color:#fff;margin-top:16px;}
  .hero-copy h1 em{color:#FFD84D;}
  .hero-sub{color:rgba(255,255,255,.85);font-size:15px;margin-top:14px;}
  .hero-tag{background:rgba(255,255,255,.16);color:#fff;}
  .hero-tag i{background:var(--lemon);}
  .hero-cta{margin-top:26px;gap:12px;flex-wrap:nowrap;}
  .hero-cta .btn{flex:1;}
  .hero-stats{gap:20px;margin-top:28px;padding-top:22px;border-top-color:rgba(255,255,255,.18);}
  .hero-stat strong{color:#fff;font-size:20px;}
  .hero-stat strong span{color:var(--lemon);font-size:13px;}
  .hero-stat small{color:rgba(255,255,255,.7);font-size:12px;}
  .reel-card{flex:0 0 74vw;}
  .list-row{gap:14px;padding:18px 0;}
  .list-num{flex-basis:44px;font-size:26px;opacity:.22;}
  .list-thumb{flex-basis:56px;width:56px;height:56px;}
  .list-body h3{font-size:16px;}
  .list-body p{white-space:normal;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;}
  .voice-card{width:280px;padding:16px;}
  .news-item{gap:12px;}
  .news-thumb{flex-basis:104px;width:104px;}
  .cta-band{padding:48px 20px;border-radius:var(--radius);}
  .cta-band h2{font-size:23px;}
  .cta-band .btn{width:100%;margin-top:26px;}
  .footer-grid{grid-template-columns:1fr;gap:32px;}
  .site-footer{padding:56px 0 24px;margin-top:56px;}
  .footer-bottom{flex-direction:column;gap:8px;}
  .faq-q{font-size:16px;padding:18px 2px;}
}
@media (max-width:519px){
  .hero-copy h1{font-size:29px;}
  .btn-lg{width:100%;}
  .hero-cta{flex-wrap:wrap;}
  .hero-cta .btn{flex:1 1 0;min-width:130px;}
}

/* roulang page: article */
:root{
  --main:#FF5C2E;
  --main-dark:#E0431A;
  --main-soft:#FFEDE6;
  --main-8:#FFF4F0;
  --cyan:#12D6C0;
  --cyan-soft:#E4FBF7;
  --yellow:#FFD84D;
  --dark:#1A1526;
  --bg:#FFF9F6;
  --card:#FFFFFF;
  --line:#F0E9E4;
  --band:#FAF6F3;
  --text:#201A2C;
  --text-2:#6C6478;
  --text-3:#9A93A5;
  --ok:#1FBF75;
  --warn:#FFB020;
  --err:#F04438;
  --disabled:#D8D3DC;
  --r-card:20px;
  --r-sm:16px;
  --r-btn:12px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(32,26,44,.06);
  --sh-2:0 12px 32px -12px rgba(255,92,46,.28);
  --t:240ms ease-out;
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;line-height:1.75;color:var(--text);background:var(--bg);
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0}
a{color:var(--main);text-decoration:none;transition:color var(--t),background var(--t),border-color var(--t),transform var(--t)}
ul,ol{margin:0;padding:0}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
input,textarea,select{font:inherit}
h1,h2,h3,h4{margin:0;letter-spacing:0}
p{margin:0}
:focus-visible{outline:2px solid var(--main);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(255,249,246,.88);
  border-bottom:1px solid transparent;
  transition:background var(--t),border-color var(--t),box-shadow var(--t);
}
.site-header.is-scrolled{
  background:rgba(255,255,255,.94);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  border-bottom-color:var(--line);
  box-shadow:0 6px 20px -18px rgba(32,26,44,.5);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:72px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:34px;height:34px;border-radius:10px;
  background:linear-gradient(135deg,#FF7A4D,var(--main));
  color:#fff;font-weight:800;font-size:17px;
  display:grid;place-items:center;flex-shrink:0;
}
.brand-name{font-size:17px;font-weight:800;color:var(--text);white-space:nowrap}
.nav-desktop{display:flex;align-items:center;gap:6px}
.nav-link{
  padding:9px 15px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;color:var(--text-2);white-space:nowrap;
}
.nav-link:hover{color:var(--main);background:var(--main-8)}
.nav-link.is-active{color:var(--main);background:var(--main-soft)}
.header-actions{display:flex;align-items:center;gap:12px;flex-shrink:0}
.icon-btn{
  width:44px;height:44px;border-radius:50%;
  display:grid;place-items:center;color:var(--text-2);
  transition:background var(--t),color var(--t);
}
.icon-btn svg{width:21px;height:21px}
.icon-btn:hover{background:var(--main-8);color:var(--main)}
.search-panel{display:none;border-top:1px solid var(--line);background:#fff}
.search-panel.is-open{display:block;animation:fadeDown 200ms ease-out}
@keyframes fadeDown{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:none}}
.search-panel .container{padding-top:18px;padding-bottom:20px}
.search-form{display:flex;gap:12px}
.search-input{
  flex:1;height:48px;padding:0 16px;
  border:1px solid var(--line);border-radius:var(--r-btn);
  background:#fff;color:var(--text);font-size:15px;
  transition:border-color var(--t),box-shadow var(--t);
}
.search-input::placeholder{color:var(--text-3)}
.search-input:focus{outline:none;border-color:var(--main);box-shadow:0 0 0 4px var(--main-soft)}
.search-tags{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:14px;font-size:13px;color:var(--text-3)}
.search-tag{padding:5px 13px;border-radius:var(--r-pill);background:var(--band);color:var(--text-2);font-size:13px}
.search-tag:hover{background:var(--main-soft);color:var(--main)}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;border:1.5px solid transparent;
  cursor:pointer;white-space:nowrap;
  transition:background var(--t),color var(--t),border-color var(--t),transform var(--t),box-shadow var(--t);
}
.btn-primary{background:var(--main);color:#fff}
.btn-primary:hover{background:var(--main-dark);transform:translateY(-1px)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:transparent;border-color:var(--main);color:var(--main)}
.btn-ghost:hover{background:var(--main-soft)}
.btn-sm{height:40px;padding:0 18px;font-size:14px;border-radius:11px}
.btn-link{display:inline-flex;align-items:center;gap:6px;color:var(--main);font-size:15px;font-weight:600}
.btn-link svg{width:16px;height:16px;transition:transform var(--t)}
.btn-link:hover svg{transform:translateX(4px)}
.btn[disabled],.btn.is-disabled{opacity:.5;cursor:not-allowed;transform:none}

/* ---------- 页面主区 ---------- */
.page-main{padding:26px 0 90px}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:20px}
.breadcrumb a{color:var(--text-2)}
.breadcrumb a:hover{color:var(--main)}
.breadcrumb .sep{color:#DCD4CE}
.breadcrumb .cur{max-width:360px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--text)}

.article-head{max-width:840px}
.article-cat{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 14px;border-radius:var(--r-pill);
  background:var(--main-soft);color:var(--main);font-size:13px;font-weight:600;
}
.article-title{
  margin-top:16px;font-size:38px;line-height:1.3;font-weight:800;
  overflow-wrap:break-word;word-break:break-word;
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  margin-top:16px;font-size:14px;color:var(--text-2);
  font-variant-numeric:tabular-nums;
}
.article-meta .dot{color:#DCD4CE}
.article-cover{
  margin-top:28px;border-radius:var(--r-sm);overflow:hidden;
  aspect-ratio:16/9;background:linear-gradient(135deg,#FFE0D2,#FFF4F0);
  box-shadow:var(--sh-1);
}
.article-cover img{width:100%;height:100%;object-fit:cover}

/* ---------- 正文 ---------- */
.article-body{max-width:760px;margin:38px auto 0;font-size:16px;line-height:1.9;color:var(--text);overflow-wrap:break-word}
.article-body p{margin:0 0 1.2em}
.article-body h2{position:relative;margin:40px 0 18px;padding-left:14px;font-size:24px;line-height:1.42;font-weight:700}
.article-body h2::before{content:"";position:absolute;left:0;top:.3em;width:4px;height:1em;border-radius:2px;background:var(--main)}
.article-body h3{margin:30px 0 12px;font-size:18px;font-weight:700;line-height:1.5}
.article-body h4{margin:24px 0 10px;font-size:16px;font-weight:700}
.article-body ul,.article-body ol{margin:0 0 1.2em;padding-left:1.4em;line-height:1.85}
.article-body ul{list-style:disc}
.article-body ol{list-style:decimal}
.article-body li{margin:.4em 0}
.article-body blockquote{
  margin:24px 0;padding:14px 20px;
  border-left:3px solid var(--cyan);background:var(--cyan-soft);
  border-radius:0 12px 12px 0;color:var(--text-2);font-size:15px;
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{margin:24px auto;border-radius:12px}
.article-body figure{margin:24px 0}
.article-body figcaption{font-size:13px;color:var(--text-3);text-align:center;margin-top:8px}
.article-body a{color:var(--main);border-bottom:1px solid rgba(255,92,46,.45);padding-bottom:1px}
.article-body a:hover{border-bottom-width:2px}
.article-body table{
  display:block;width:100%;margin:24px 0;overflow-x:auto;
  border-collapse:collapse;font-size:15px;
}
.article-body th,.article-body td{border:1px solid var(--line);padding:10px 14px;text-align:left;white-space:nowrap}
.article-body th{background:var(--band);font-weight:700}
.article-body code{background:var(--band);padding:2px 6px;border-radius:6px;font-size:14px;color:var(--main-dark)}
.article-body hr{border:0;border-top:1px solid var(--line);margin:32px 0}
.article-body strong{font-weight:700}

.article-tags{
  max-width:760px;margin:40px auto 0;padding-top:22px;
  border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
}
.article-tags .label{font-size:13px;color:var(--text-3)}
.tag{padding:6px 14px;border-radius:var(--r-pill);background:var(--band);color:var(--text-2);font-size:13px}
.tag:hover{background:var(--main-soft);color:var(--main)}

.empty-state{
  border:1px dashed #E8DCD4;border-radius:var(--r-sm);
  background:#fff;padding:48px 24px;text-align:center;
}
.empty-state .icon{
  width:52px;height:52px;margin:0 auto 16px;border-radius:50%;
  background:var(--main-8);color:var(--main);display:grid;place-items:center;
}
.empty-state .icon svg{width:24px;height:24px}
.empty-state h2{font-size:20px;font-weight:700;margin-bottom:8px}
.empty-state p{font-size:14px;color:var(--text-2);margin-bottom:20px}

/* ---------- 相关推荐 ---------- */
.section{margin-top:84px}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:26px;flex-wrap:wrap}
.section-title{font-size:26px;font-weight:700}
.section-title .bar{display:inline-block;width:28px;height:6px;border-radius:3px;background:var(--main);margin-left:12px;vertical-align:middle}
.section-desc{margin-top:8px;font-size:14px;color:var(--text-2)}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.clip-card{
  position:relative;display:block;aspect-ratio:9/16;
  border-radius:var(--r-card);overflow:hidden;
  background:linear-gradient(160deg,#FFB69B,#FF5C2E);
  box-shadow:var(--sh-1);
  transition:box-shadow var(--t),transform var(--t);
}
.clip-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform 240ms ease-out}
.clip-card::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:62%;
  background:linear-gradient(to top,rgba(0,0,0,.8),rgba(0,0,0,0));
}
.clip-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.clip-card:hover img{transform:scale(1.03)}
.clip-chip{
  position:absolute;top:12px;left:12px;z-index:2;
  padding:4px 11px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.92);color:var(--main);
  font-size:12px;font-weight:600;
}
.clip-badge{
  position:absolute;top:12px;right:12px;z-index:2;
  padding:4px 10px;border-radius:var(--r-pill);
  background:rgba(26,21,38,.62);color:#fff;
  font-size:12px;font-variant-numeric:tabular-nums;
}
.clip-title{
  position:absolute;left:16px;right:16px;bottom:16px;z-index:2;
  margin:0;color:#fff;font-size:17px;font-weight:600;line-height:1.45;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.back-row{display:flex;justify-content:center;margin-top:48px}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--dark);color:rgba(255,255,255,.72);padding:64px 0 30px;margin-top:96px}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1.3fr;gap:48px}
.footer-brand{display:inline-flex;align-items:center;gap:10px;color:#fff;font-size:17px;font-weight:800}
.footer-about p{margin-top:16px;font-size:14px;line-height:1.85;color:rgba(255,255,255,.66);max-width:430px}
.footer-col h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:18px}
.footer-col ul{list-style:none;display:grid;gap:12px}
.footer-col a{color:rgba(255,255,255,.72);font-size:14px;border-bottom:1px solid transparent;padding-bottom:1px}
.footer-col a:hover{color:#fff;border-bottom-color:#fff}
.footer-contact p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.66);margin-bottom:16px}
.chip{display:inline-flex;align-items:center;padding:5px 14px;border-radius:var(--r-pill);font-size:13px;font-weight:600}
.chip-orange{background:rgba(255,92,46,.18);color:#FFB79F}
.footer-bottom{
  margin-top:48px;padding-top:22px;
  border-top:1px solid rgba(255,255,255,.1);
  display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.55);
}

/* ---------- 悬浮跟买 ---------- */
.join-bar{position:fixed;right:24px;bottom:24px;z-index:85}
.join-fab{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  width:56px;height:56px;border-radius:50%;
  background:var(--main);color:#fff;
  box-shadow:0 12px 28px -10px rgba(255,92,46,.65);
  opacity:0;visibility:hidden;transform:translateY(12px);
  transition:opacity var(--t),transform var(--t),visibility var(--t),background var(--t);
}
.join-fab svg{width:22px;height:22px}
.join-fab span{display:none;font-size:16px;font-weight:600}
.join-fab:hover{background:var(--main-dark)}
.join-bar.is-visible .join-fab{opacity:1;visibility:visible;transform:none}
.join-bar.is-hidden .join-fab{opacity:0;visibility:hidden;transform:translateY(12px)}

/* ---------- 移动底部 Tab ---------- */
.mobile-tabbar{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:90;
  background:rgba(255,255,255,.97);
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  border-top:1px solid var(--line);
  padding-bottom:env(safe-area-inset-bottom);
}
.mobile-tabbar .tab-wrap{display:flex;align-items:stretch}
.tab-item{
  flex:1;position:relative;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;
  height:64px;padding-top:10px;
  font-size:10px;color:var(--text-3);
}
.tab-item svg{width:22px;height:22px;stroke-width:1.8}
.tab-item.is-active{color:var(--main)}
.tab-item.is-active::before{
  content:"";position:absolute;top:4px;left:50%;transform:translateX(-50%);
  width:16px;height:4px;border-radius:2px;background:var(--main);
}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .container{max-width:100%}
  .related-grid{gap:20px}
}
@media (max-width:1023px){
  .container{padding:0 24px}
  .nav-desktop{display:none}
  .header-inner{height:56px}
  .brand-name{font-size:16px}
  .brand-mark{width:30px;height:30px;font-size:15px;border-radius:9px}
  .btn-sm{height:38px;padding:0 16px;font-size:13px}
  .icon-btn{width:40px;height:40px}
  .mobile-tabbar{display:block}
  .page-main{padding-bottom:150px}
  .join-bar{right:0;left:0;bottom:calc(64px + env(safe-area-inset-bottom));padding:0}
  .join-fab{
    width:100%;height:56px;border-radius:0;
    box-shadow:0 -6px 20px -14px rgba(32,26,44,.5);
  }
  .join-fab span{display:inline}
  .article-title{font-size:30px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
  .footer-about{grid-column:1 / -1}
  .site-footer{margin-top:72px}
  .section{margin-top:64px}
}
@media (max-width:767px){
  .container{padding:0 20px}
  .page-main{padding-top:20px}
  .article-title{font-size:27px}
  .article-meta{font-size:13px}
  .article-body{font-size:15px;margin-top:30px}
  .article-body h2{font-size:21px;margin-top:34px}
  .article-body h3{font-size:17px}
  .related-grid{
    display:flex;gap:14px;overflow-x:auto;
    scroll-snap-type:x mandatory;
    padding:0 20px 6px;margin:0 -20px;
    -webkit-overflow-scrolling:touch;
    scrollbar-width:none;
  }
  .related-grid::-webkit-scrollbar{display:none}
  .clip-card{flex:0 0 62%;scroll-snap-align:start}
  .section-title{font-size:22px}
  .footer-grid{grid-template-columns:1fr;gap:30px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
  .site-footer{padding:48px 0 26px}
  .back-row .btn{width:100%}
}

/* roulang page: category1 */
:root{
  --primary:#FF5C2E;
  --primary-dark:#E0431A;
  --primary-soft:#FFEDE6;
  --primary-tint:#FFF4F0;
  --accent:#12D6C0;
  --accent-soft:#E4FBF7;
  --lemon:#FFD84D;
  --ink:#1A1526;
  --bg:#FFF9F6;
  --surface:#FFFFFF;
  --line:#F0E9E4;
  --band:#FAF6F3;
  --text:#201A2C;
  --text-2:#6C6478;
  --text-3:#9A93A5;
  --ok:#1FBF75;
  --warn:#FFB020;
  --err:#F04438;
  --shadow-1:0 1px 2px rgba(32,26,44,.06);
  --shadow-2:0 12px 32px -12px rgba(255,92,46,.28);
  --r-card:20px;
  --r-sm:16px;
  --r-btn:12px;
  --t:.24s ease-out;
  --maxw:1200px;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button,input{font:inherit;color:inherit;}
button{background:none;border:0;cursor:pointer;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;line-height:1.3;}
p{margin:0;}
svg{display:block;}

.container{
  width:100%;
  max-width:var(--maxw);
  margin:0 auto;
  padding:0 32px;
}

/* ---------- Header ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(255,249,246,.92);
  transition:box-shadow var(--t),background var(--t);
}
.site-header.is-scrolled{
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.header-inner{
  height:72px;
  display:flex;
  align-items:center;
  gap:28px;
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:34px;height:34px;border-radius:11px;
  background:linear-gradient(135deg,var(--primary),#FF8A5B);
  color:#fff;font-weight:800;font-size:17px;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 6px 16px -8px rgba(255,92,46,.8);
}
.brand-name{font-size:17px;font-weight:800;letter-spacing:.2px;white-space:nowrap;}
.nav-desktop{display:flex;align-items:center;gap:6px;margin-left:8px;}
.nav-link{
  position:relative;
  padding:9px 14px;
  border-radius:999px;
  font-size:15px;
  font-weight:600;
  color:var(--text-2);
  transition:color var(--t),background var(--t);
  white-space:nowrap;
}
.nav-link:hover{color:var(--primary);background:var(--primary-tint);}
.nav-link.is-active{color:var(--primary);background:var(--primary-soft);}
.nav-link:focus-visible{outline:2px solid var(--primary);outline-offset:2px;}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:10px;}
.icon-btn{
  width:44px;height:44px;border-radius:12px;
  display:flex;align-items:center;justify-content:center;
  color:var(--text-2);
  border:1px solid var(--line);
  background:var(--surface);
  transition:color var(--t),border-color var(--t),background var(--t);
}
.icon-btn svg{width:20px;height:20px;}
.icon-btn:hover{color:var(--primary);border-color:var(--primary);background:var(--primary-tint);}
.icon-btn:focus-visible{outline:2px solid var(--primary);outline-offset:2px;}

.search-panel{
  display:none;
  border-top:1px solid var(--line);
  background:var(--surface);
  padding:18px 0 22px;
}
.search-panel.is-open{display:block;}
.search-form{display:flex;gap:12px;}
.search-input{
  flex:1;height:48px;padding:0 18px;
  border:1px solid var(--line);border-radius:var(--r-btn);
  background:var(--bg);
  transition:border-color var(--t),box-shadow var(--t);
}
.search-input::placeholder{color:var(--text-3);}
.search-input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 4px var(--primary-soft);}
.search-tags{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:14px;font-size:13px;color:var(--text-3);}
.search-tag{
  padding:5px 12px;border-radius:999px;background:var(--band);
  color:var(--text-2);font-size:13px;transition:background var(--t),color var(--t);
}
.search-tag:hover{background:var(--primary-soft);color:var(--primary);}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;
  border-radius:var(--r-btn);
  font-size:15px;font-weight:600;
  transition:background var(--t),color var(--t),transform var(--t),box-shadow var(--t),border-color var(--t);
  cursor:pointer;
}
.btn-sm{height:42px;padding:0 18px;font-size:14px;}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 8px 20px -12px rgba(255,92,46,.9);}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-1px);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{
  border:1.5px solid var(--primary);color:var(--primary);background:transparent;
}
.btn-ghost:hover{background:var(--primary-soft);}
.btn-light{background:#fff;color:var(--ink);}
.btn-light:hover{background:#fff;transform:translateY(-1px);}
.btn:focus-visible{outline:2px solid var(--primary);outline-offset:2px;}
.btn:disabled{opacity:.5;cursor:not-allowed;transform:none;}
.btn-text{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--primary);font-weight:600;font-size:15px;
}
.btn-text svg{width:16px;height:16px;transition:transform var(--t);}
.btn-text:hover svg{transform:translateX(4px);}

/* ---------- Chips / badges ---------- */
.chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:999px;
  font-size:12.5px;font-weight:600;line-height:1.7;
}
.chip-orange{background:var(--primary-soft);color:var(--primary);}
.chip-cyan{background:var(--accent-soft);color:#0E9C8C;}
.chip-lemon{background:#FFF6D6;color:#9A7300;}
.chip-dark{background:rgba(26,21,38,.62);color:#fff;}

/* ---------- Page top ---------- */
.crumbs{
  display:flex;align-items:center;gap:8px;
  font-size:13px;color:var(--text-3);
  padding:22px 0 0;
  flex-wrap:wrap;
}
.crumbs a{transition:color var(--t);}
.crumbs a:hover{color:var(--primary);}
.crumbs .sep{color:#CFC7C1;}
.crumbs .now{color:var(--text-2);}

.cat-hero{
  position:relative;
  margin-top:18px;
  border-radius:26px;
  overflow:hidden;
  background:var(--ink);
  color:#fff;
  padding:56px 48px 52px;
  isolation:isolate;
}
.cat-hero::before{
  content:"";
  position:absolute;inset:0;
  background-image:linear-gradient(115deg,rgba(26,21,38,.94) 22%,rgba(26,21,38,.66) 58%,rgba(255,92,46,.36) 100%),url(/assets/images/backpic/back-1.png);
  background-size:cover;
  background-position:center;
  z-index:-1;
}
.cat-hero-inner{max-width:720px;}
.cat-h1{
  font-size:48px;font-weight:800;line-height:1.22;letter-spacing:0;
  margin-bottom:18px;
}
.cat-lead{
  font-size:16.5px;line-height:1.85;color:rgba(255,255,255,.78);
  max-width:640px;
}
.hero-meta{
  display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;
}
.hero-stat{
  display:flex;align-items:center;gap:8px;
  padding:9px 16px;border-radius:999px;
  background:rgba(255,255,255,.1);
  border:1px solid rgba(255,255,255,.16);
  font-size:13.5px;color:rgba(255,255,255,.86);
}
.hero-stat b{
  font-variant-numeric:tabular-nums;
  color:var(--accent);font-size:15px;font-weight:800;
}

/* ---------- Section basics ---------- */
.section{padding:96px 0;}
.section-tight{padding:64px 0;}
.section-band{background:var(--band);}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:24px;
  margin-bottom:36px;
}
.section-head .sh-main{max-width:640px;}
.h2{
  font-size:30px;font-weight:700;line-height:1.3;
  display:flex;align-items:center;gap:12px;
}
.h2::before{
  content:"";width:22px;height:6px;border-radius:999px;
  background:var(--primary);flex:0 0 auto;
}
.section-desc{margin-top:12px;color:var(--text-2);font-size:15px;}
.h3{font-size:20px;font-weight:700;}

/* ---------- Horizontal rail ---------- */
.rail-wrap{position:relative;}
.rail{
  display:flex;gap:16px;
  overflow-x:auto;
  scroll-snap-type:x mandatory;
  padding:6px 0 22px;
  scrollbar-width:none;
  -ms-overflow-style:none;
}
.rail::-webkit-scrollbar{display:none;}
.clip{
  flex:0 0 21%;
  scroll-snap-align:start;
  position:relative;
  aspect-ratio:9/16;
  border-radius:var(--r-card);
  overflow:hidden;
  background:var(--primary-soft);
  box-shadow:var(--shadow-1);
  transition:transform var(--t),box-shadow var(--t);
}
.clip img{
  width:100%;height:100%;object-fit:cover;
  transition:transform .24s ease-out;
}
.clip::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(to top,rgba(26,21,38,.88) 0%,rgba(26,21,38,.34) 38%,rgba(26,21,38,0) 66%);
}
.clip:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);}
.clip:hover img{transform:scale(1.03);}
.clip .clip-tag{
  position:absolute;top:12px;left:12px;z-index:2;
  background:rgba(255,237,230,.92);color:var(--primary);
  font-size:12px;font-weight:600;padding:3px 10px;border-radius:999px;
}
.clip .clip-dur{
  position:absolute;top:12px;right:12px;z-index:2;
  background:rgba(26,21,38,.66);color:#fff;
  font-size:12px;padding:3px 9px;border-radius:999px;
  font-variant-numeric:tabular-nums;
}
.clip .clip-body{
  position:absolute;left:14px;right:14px;bottom:14px;z-index:2;color:#fff;
}
.clip .clip-title{
  font-size:16px;font-weight:600;line-height:1.45;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.rail-nav{
  display:flex;gap:8px;
}
.rail-btn{
  width:40px;height:40px;border-radius:50%;
  border:1px solid var(--line);background:var(--surface);
  display:flex;align-items:center;justify-content:center;
  color:var(--text-2);
  transition:color var(--t),border-color var(--t),background var(--t);
}
.rail-btn svg{width:18px;height:18px;}
.rail-btn:hover{color:var(--primary);border-color:var(--primary);background:var(--primary-tint);}
.rail-btn:focus-visible{outline:2px solid var(--primary);outline-offset:2px;}

/* ---------- Rank list ---------- */
.rank-list{
  background:var(--surface);
  border-radius:var(--r-card);
  border:1px solid var(--line);
  overflow:hidden;
}
.rank-row{
  display:grid;
  grid-template-columns:76px 64px 1fr 26px;
  align-items:center;
  gap:20px;
  padding:18px 24px;
  border-bottom:1px solid var(--line);
  transition:background var(--t);
}
.rank-row:last-child{border-bottom:0;}
.rank-row:hover{background:var(--primary-tint);}
.rank-row:hover .rank-arrow{transform:translateX(4px);color:var(--primary);}
.rank-row:focus-visible{outline:2px solid var(--primary);outline-offset:-2px;}
.rank-no{
  font-size:34px;font-weight:800;line-height:1;
  color:var(--primary-soft);
  font-variant-numeric:tabular-nums;
  transition:color var(--t);
}
.rank-row:hover .rank-no{color:var(--primary);}
.rank-thumb{
  width:64px;height:64px;border-radius:12px;overflow:hidden;
  background:var(--primary-soft);
}
.rank-thumb img{width:100%;height:100%;object-fit:cover;}
.rank-title{font-size:17px;font-weight:600;line-height:1.45;margin-bottom:4px;}
.rank-desc{font-size:14px;color:var(--text-2);line-height:1.6;}
.rank-arrow{
  color:var(--text-3);
  transition:transform var(--t),color var(--t);
}
.rank-arrow svg{width:18px;height:18px;}

/* ---------- Voices ---------- */
.voices{
  display:flex;gap:16px;overflow-x:auto;
  scroll-snap-type:x mandatory;
  padding:6px 0 20px;
  scrollbar-width:none;
}
.voices::-webkit-scrollbar{display:none;}
.voice{
  flex:0 0 320px;max-width:320px;
  scroll-snap-align:start;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:18px;
  padding:20px;
}
.voice-top{display:flex;align-items:center;gap:10px;margin-bottom:12px;}
.avatar{
  width:34px;height:34px;border-radius:50%;
  background:linear-gradient(135deg,var(--accent),#5EE8D8);
  color:#0B4F47;font-size:13px;font-weight:800;
  display:flex;align-items:center;justify-content:center;flex:0 0 auto;
}
.voice-name{font-size:14px;font-weight:600;color:var(--text);}
.stars{display:flex;gap:2px;color:var(--accent);font-size:13px;letter-spacing:1px;}
.stars .off{opacity:.3;}
.voice-text{font-size:14px;color:var(--text-2);line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}

/* ---------- FAQ ---------- */
.faq-layout{display:grid;grid-template-columns:5fr 7fr;gap:56px;align-items:start;}
.faq-aside p{color:var(--text-2);font-size:15px;margin-top:14px;max-width:360px;}
.faq-list{display:grid;gap:12px;}
details.faq{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-sm);
  padding:0 22px;
  transition:border-color var(--t),box-shadow var(--t);
}
details.faq[open]{border-color:var(--primary);box-shadow:var(--shadow-1);}
details.faq summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 0;
  font-size:16px;font-weight:600;
}
details.faq summary::-webkit-details-marker{display:none;}
.faq-mark{
  flex:0 0 auto;width:26px;height:26px;border-radius:50%;
  background:var(--primary-soft);color:var(--primary);
  display:flex;align-items:center;justify-content:center;
  font-size:16px;line-height:1;
  transition:transform .22s ease-out,background var(--t);
}
details.faq[open] .faq-mark{background:var(--primary);color:#fff;transform:rotate(180deg);}
.faq-body{padding:0 0 20px;color:var(--text-2);font-size:14.5px;line-height:1.85;}
details.faq summary:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:8px;}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;
  border-radius:26px;
  overflow:hidden;
  background:linear-gradient(135deg,var(--primary) 0%,#C9330D 100%);
  color:#fff;
  text-align:center;
  padding:64px 40px;
}
.cta-band::after{
  content:"";
  position:absolute;inset:0;
  background:url(/assets/images/backpic/back-2.png) center/cover no-repeat;
  opacity:.14;
}
.cta-inner{position:relative;z-index:1;max-width:640px;margin:0 auto;}
.cta-title{font-size:30px;font-weight:800;line-height:1.3;margin-bottom:14px;}
.cta-sub{font-size:15.5px;color:rgba(255,255,255,.86);margin-bottom:28px;}
.cta-note{margin-top:16px;font-size:13px;color:rgba(255,255,255,.72);}

/* ---------- Footer ---------- */
.site-footer{
  background:var(--ink);
  color:rgba(255,255,255,.72);
  padding:72px 0 32px;
  margin-top:96px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr;
  gap:48px;
  padding-bottom:44px;
  border-bottom:1px solid rgba(255,255,255,.1);
}
.footer-brand{
  display:flex;align-items:center;gap:10px;
  color:#fff;font-size:17px;font-weight:800;margin-bottom:18px;
}
.footer-about p{font-size:14px;line-height:1.85;max-width:380px;}
.footer-col h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:18px;}
.footer-col ul{display:grid;gap:11px;}
.footer-col a{font-size:14px;transition:color var(--t);}
.footer-col a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px;}
.footer-contact p{font-size:14px;line-height:1.85;margin-bottom:16px;}
.footer-contact .chip{margin-top:2px;}
.footer-bottom{
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding-top:24px;font-size:13px;color:var(--text-3);
}

/* ---------- Mobile tab bar ---------- */
.tabbar{
  display:none;
  position:fixed;left:0;right:0;bottom:0;z-index:70;
  background:rgba(255,255,255,.97);
  border-top:1px solid var(--line);
  padding-bottom:env(safe-area-inset-bottom);
}
.tabbar-inner{
  height:64px;display:flex;align-items:stretch;justify-content:space-around;
}
.tab-item{
  flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;
  font-size:11px;color:var(--text-3);
  position:relative;
  transition:color var(--t);
}
.tab-item svg{width:22px;height:22px;}
.tab-item.is-active{color:var(--primary);}
.tab-item.is-active::after{
  content:"";position:absolute;top:6px;width:16px;height:4px;border-radius:999px;
  background:var(--primary);
}

/* ---------- Floating action ---------- */
.float-cta{
  position:fixed;right:28px;bottom:28px;z-index:55;
  display:inline-flex;align-items:center;gap:10px;
  height:52px;padding:0 22px;border-radius:999px;
  background:var(--primary);color:#fff;font-weight:600;font-size:15px;
  box-shadow:0 14px 30px -14px rgba(255,92,46,.95);
  transition:background var(--t),transform var(--t);
}
.float-cta:hover{background:var(--primary-dark);transform:translateY(-2px);}
.float-cta svg{width:18px;height:18px;}

/* ---------- Responsive ---------- */
@media (max-width:1279px){
  .clip{flex:0 0 27%;}
  .cat-h1{font-size:44px;}
}
@media (max-width:1023px){
  .nav-desktop{display:none;}
  .tabbar{display:block;}
  .container{padding:0 24px;}
  .section{padding:72px 0;}
  .cat-hero{padding:44px 32px 42px;}
  .cat-h1{font-size:38px;}
  .clip{flex:0 0 34%;}
  .faq-layout{grid-template-columns:1fr;gap:36px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px;}
  .float-cta{right:20px;bottom:calc(64px + env(safe-area-inset-bottom) + 16px);}
}
@media (max-width:767px){
  body{padding-bottom:calc(64px + env(safe-area-inset-bottom));font-size:15px;}
  .container{padding:0 20px;}
  .header-inner{height:56px;gap:16px;}
  .brand-name{font-size:15.5px;}
  .brand-mark{width:30px;height:30px;border-radius:10px;font-size:15px;}
  .header-actions .btn{display:none;}
  .section{padding:56px 0;}
  .section-head{flex-direction:column;align-items:flex-start;gap:16px;margin-bottom:26px;}
  .h2{font-size:23px;}
  .cat-hero{margin-top:14px;border-radius:20px;padding:32px 22px 34px;}
  .cat-h1{font-size:31px;margin-bottom:14px;}
  .cat-lead{font-size:15px;}
  .hero-stat{font-size:12.5px;padding:7px 13px;}
  .clip{flex:0 0 62%;}
  .rail{gap:12px;}
  .rank-row{
    grid-template-columns:46px 54px 1fr 18px;
    gap:12px;padding:14px 16px;
  }
  .rank-no{font-size:24px;}
  .rank-thumb{width:54px;height:54px;border-radius:10px;}
  .rank-title{font-size:15.5px;}
  .rank-desc{font-size:13px;
    display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
  .voice{flex:0 0 82%;max-width:82%;}
  .cta-band{padding:44px 22px;border-radius:20px;}
  .cta-title{font-size:23px;}
  .footer-grid{grid-template-columns:1fr;gap:30px;}
  .footer-bottom{flex-direction:column;gap:8px;}
  .float-cta{display:none;}
}
@media (max-width:520px){
  .clip{flex:0 0 68%;}
  .hero-meta{gap:8px;}
  .search-form{flex-direction:column;}
  .search-form .btn{width:100%;}
}

/* roulang page: category2 */
:root{
  --brand:#FF5C2E;
  --brand-deep:#E0431A;
  --brand-soft:#FFEDE6;
  --brand-tint:#FFF4F0;
  --cyan:#12D6C0;
  --cyan-soft:#E4FBF7;
  --yellow:#FFD84D;
  --ink:#1A1526;
  --text:#201A2C;
  --text-sub:#6C6478;
  --text-weak:#9A93A5;
  --bg:#FFF9F6;
  --card:#FFFFFF;
  --line:#F0E9E4;
  --band:#FAF6F3;
  --ok:#1FBF75;
  --warn:#FFB020;
  --err:#F04438;
  --disable:#D8D3DC;

  --r-card:20px;
  --r-sm:16px;
  --r-btn:12px;
  --r-pill:999px;

  --sh-1:0 1px 2px rgba(32,26,44,.06);
  --sh-2:0 12px 32px -12px rgba(255,92,46,.28);

  --gap-section:96px;
  --gap-inner:24px;
  --container:1200px;
  --header-h:72px;
  --tab-h:64px;

  --ease:cubic-bezier(.2,.7,.3,1);
  --dur:240ms;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.75;
  font-weight:400;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;cursor:pointer;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.3;}
p{margin:0;}
.num{font-variant-numeric:tabular-nums;}

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

/* ---------- header ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(255,249,246,.92);
  border-bottom:1px solid transparent;
  transition:border-color var(--dur) var(--ease),background var(--dur) var(--ease),box-shadow var(--dur) var(--ease);
}
.site-header.is-scrolled{
  background:rgba(255,255,255,.94);
  border-bottom-color:var(--line);
  box-shadow:0 6px 24px -18px rgba(32,26,44,.35);
  backdrop-filter:blur(8px);
}
.header-inner{
  height:var(--header-h);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  flex-shrink:0;
}
.brand-mark{
  width:34px;height:34px;
  display:grid;place-items:center;
  border-radius:11px;
  background:linear-gradient(135deg,var(--brand),#FF8A5C);
  color:#fff;
  font-weight:800;
  font-size:17px;
  line-height:1;
  box-shadow:var(--sh-1);
}
.brand-name{
  font-size:17px;
  font-weight:800;
  letter-spacing:0;
  color:var(--ink);
  white-space:nowrap;
}
.nav-desktop{
  display:flex;
  align-items:center;
  gap:6px;
  flex:1;
  justify-content:center;
}
.nav-link{
  position:relative;
  padding:9px 14px;
  border-radius:10px;
  font-size:15px;
  font-weight:500;
  color:var(--text-sub);
  transition:color var(--dur) var(--ease),background var(--dur) var(--ease);
}
.nav-link:hover{color:var(--brand);background:var(--brand-tint);}
.nav-link.is-active{color:var(--brand);font-weight:700;background:var(--brand-soft);}
.header-actions{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.icon-btn{
  width:44px;height:44px;
  display:grid;place-items:center;
  border-radius:12px;
  border:1px solid var(--line);
  background:#fff;
  color:var(--text-sub);
  transition:all var(--dur) var(--ease);
}
.icon-btn svg{width:20px;height:20px;}
.icon-btn:hover{color:var(--brand);border-color:var(--brand);background:var(--brand-tint);}
.icon-btn:focus-visible,.btn:focus-visible,.nav-link:focus-visible,.tab-item:focus-visible{
  outline:2px solid var(--brand);
  outline-offset:2px;
}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 24px;
  border:0;
  border-radius:var(--r-btn);
  font-size:16px;
  font-weight:600;
  transition:transform 160ms var(--ease),background var(--dur) var(--ease),color var(--dur) var(--ease),box-shadow var(--dur) var(--ease),border-color var(--dur) var(--ease);
}
.btn-sm{height:42px;padding:0 18px;font-size:15px;border-radius:11px;}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 8px 20px -12px rgba(255,92,46,.7);}
.btn-primary:hover{background:var(--brand-deep);transform:translateY(-1px);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:transparent;color:var(--brand);border:1.5px solid var(--brand);}
.btn-ghost:hover{background:var(--brand-soft);}
.btn-link{
  background:none;border:0;padding:0;height:auto;
  color:var(--brand);font-weight:600;font-size:15px;
  display:inline-flex;align-items:center;gap:6px;
}
.btn-link svg{width:16px;height:16px;transition:transform var(--dur) var(--ease);}
.btn-link:hover svg{transform:translateX(4px);}
.btn:disabled{opacity:.5;cursor:not-allowed;transform:none;}

/* ---------- search panel ---------- */
.search-panel{
  display:none;
  border-top:1px solid var(--line);
  background:#fff;
  padding:20px 0 24px;
}
.search-panel.is-open{display:block;}
.search-form{display:flex;gap:12px;}
.search-input{
  flex:1;
  height:48px;
  padding:0 16px;
  border:1px solid var(--line);
  border-radius:var(--r-btn);
  background:var(--band);
  font-size:15px;
  color:var(--text);
  outline:none;
  transition:border-color var(--dur) var(--ease),box-shadow var(--dur) var(--ease);
}
.search-input::placeholder{color:var(--text-weak);}
.search-input:focus{border-color:var(--brand);box-shadow:0 0 0 4px var(--brand-soft);background:#fff;}
.search-tags{
  display:flex;align-items:center;flex-wrap:wrap;gap:8px;
  margin-top:16px;font-size:13px;color:var(--text-weak);
}
.search-tag{
  padding:6px 14px;border-radius:var(--r-pill);
  background:var(--brand-soft);color:var(--brand);
  font-size:13px;font-weight:600;
  transition:background var(--dur) var(--ease);
}
.search-tag:hover{background:#FFDCCF;}

/* ---------- page top ---------- */
main{padding-bottom:0;}
.crumbs{
  padding:22px 0 0;
  font-size:13px;
  color:var(--text-weak);
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
}
.crumbs a{color:var(--text-sub);transition:color var(--dur) var(--ease);}
.crumbs a:hover{color:var(--brand);}
.crumbs .sep{color:var(--disable);}
.crumbs .current{color:var(--brand);font-weight:600;}

.page-hero{
  position:relative;
  margin-top:20px;
  border-radius:var(--r-card);
  overflow:hidden;
  background:#2A1F33;
  isolation:isolate;
}
.page-hero-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;
  background-position:center;
  opacity:.55;
  z-index:-1;
}
.page-hero::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(115deg,rgba(26,21,38,.94) 8%,rgba(26,21,38,.74) 46%,rgba(255,92,46,.55) 100%);
  z-index:-1;
}
.page-hero-inner{
  padding:64px 56px 60px;
  max-width:760px;
  color:#fff;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;
  border-radius:var(--r-pill);
  background:rgba(255,255,255,.14);
  color:#fff;
  font-size:13px;font-weight:600;
  letter-spacing:0;
}
.eyebrow::before{
  content:"";width:6px;height:6px;border-radius:50%;background:var(--cyan);
}
.page-hero h1{
  margin-top:20px;
  font-size:48px;
  font-weight:800;
  line-height:1.22;
  letter-spacing:0;
}
.page-hero p{
  margin-top:18px;
  font-size:16px;
  line-height:1.85;
  color:rgba(255,255,255,.82);
  max-width:620px;
}
.hero-meta{
  display:flex;flex-wrap:wrap;gap:12px;
  margin-top:26px;
}
.meta-chip{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 16px;
  border-radius:var(--r-pill);
  background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.2);
  color:#fff;font-size:13px;font-weight:500;
}
.meta-chip b{color:var(--cyan);font-weight:700;font-variant-numeric:tabular-nums;}

/* ---------- section base ---------- */
.section{padding-top:var(--gap-section);}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  margin-bottom:36px;
}
.section-head h2{
  font-size:30px;
  font-weight:700;
  position:relative;
  padding-left:16px;
}
.section-head h2::before{
  content:"";
  position:absolute;left:0;top:8px;bottom:8px;
  width:6px;border-radius:3px;
  background:linear-gradient(180deg,var(--brand),var(--cyan));
}
.section-head p{
  margin-top:10px;
  padding-left:16px;
  font-size:15px;
  color:var(--text-sub);
  max-width:620px;
}

/* ---------- feature rows ---------- */
.feature-row{
  display:grid;
  grid-template-columns:5fr 7fr;
  gap:48px;
  align-items:center;
  padding:32px 0 40px;
  border-top:1px solid var(--line);
}
.feature-row:first-of-type{border-top:0;padding-top:0;}
.feature-row.reverse .feature-media{order:2;}
.feature-row.reverse .feature-body{order:1;}
.feature-media{
  position:relative;
  border-radius:var(--r-card);
  overflow:hidden;
  aspect-ratio:4/3;
  background:linear-gradient(135deg,#FFE3D8,#FFC9B4);
  box-shadow:var(--sh-1);
}
.feature-media img{
  width:100%;height:100%;object-fit:cover;
  transition:transform 480ms var(--ease);
}
.feature-row:hover .feature-media img{transform:scale(1.03);}
.feature-media::after{
  content:"";
  position:absolute;inset:auto 0 0 0;height:46%;
  background:linear-gradient(180deg,transparent,rgba(26,21,38,.62));
}
.media-tag{
  position:absolute;left:16px;top:16px;z-index:2;
  padding:6px 14px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.92);
  color:var(--brand);font-size:13px;font-weight:700;
}
.media-num{
  position:absolute;right:18px;bottom:12px;z-index:2;
  font-size:44px;font-weight:800;line-height:1;
  color:rgba(255,255,255,.55);
  font-variant-numeric:tabular-nums;
}
.feature-body h3{
  font-size:24px;
  font-weight:700;
  line-height:1.4;
}
.feature-body > p{
  margin-top:14px;
  font-size:16px;
  line-height:1.85;
  color:var(--text-sub);
}
.spec-list{
  margin-top:22px;
  display:grid;
  gap:10px;
}
.spec-list li{
  display:flex;
  align-items:flex-start;
  gap:10px;
  font-size:15px;
  color:var(--text);
}
.spec-list li::before{
  content:"";
  flex:0 0 auto;
  width:8px;height:8px;
  margin-top:9px;
  border-radius:50%;
  background:var(--cyan);
}
.spec-list li span{color:var(--text-sub);}
.feature-body .btn-link{margin-top:22px;}

/* ---------- atlas grid ---------- */
.atlas-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}
.atlas-card{
  display:block;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-sm);
  overflow:hidden;
  transition:transform var(--dur) var(--ease),box-shadow var(--dur) var(--ease),border-color var(--dur) var(--ease);
  box-shadow:var(--sh-1);
}
.atlas-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--sh-2);
  border-color:#FFDCCF;
}
.atlas-thumb{
  position:relative;
  aspect-ratio:4/3;
  background:linear-gradient(135deg,#FFEFE8,#FFD8C9);
  overflow:hidden;
}
.atlas-thumb img{width:100%;height:100%;object-fit:cover;transition:transform 420ms var(--ease);}
.atlas-card:hover .atlas-thumb img{transform:scale(1.04);}
.atlas-badge{
  position:absolute;right:12px;top:12px;
  padding:4px 12px;
  border-radius:var(--r-pill);
  font-size:12px;font-weight:700;
  background:rgba(26,21,38,.62);
  color:#fff;
}
.atlas-badge.is-hot{background:var(--yellow);color:#3A2A00;}
.atlas-body{padding:18px 18px 20px;}
.atlas-body h3{font-size:17px;font-weight:600;line-height:1.45;}
.atlas-body p{
  margin-top:8px;
  font-size:14px;
  color:var(--text-sub);
  line-height:1.7;
}
.atlas-foot{
  margin-top:14px;
  display:flex;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--text-weak);
}
.atlas-foot .level{
  padding:4px 10px;border-radius:var(--r-pill);
  background:var(--cyan-soft);color:#0A8878;font-weight:600;
}

/* ---------- note band ---------- */
.note-band{
  margin-top:36px;
  border:1px dashed #E4D8D0;
  background:#fff;
  border-radius:var(--r-sm);
  padding:22px 26px;
  display:flex;align-items:flex-start;gap:16px;
}
.note-band .dot{
  flex:0 0 auto;
  width:36px;height:36px;border-radius:12px;
  display:grid;place-items:center;
  background:var(--brand-soft);color:var(--brand);
  font-weight:800;font-size:15px;
}
.note-band p{font-size:14px;color:var(--text-sub);line-height:1.8;}
.note-band strong{color:var(--text);}

/* ---------- faq ---------- */
.faq-wrap{
  display:grid;
  grid-template-columns:4fr 8fr;
  gap:48px;
  align-items:start;
}
.faq-item{
  border-bottom:1px solid var(--line);
}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  padding:22px 4px;
  background:none;border:0;
  text-align:left;
  font-size:17px;
  font-weight:700;
  color:var(--text);
  transition:color var(--dur) var(--ease);
}
.faq-q:hover{color:var(--brand);}
.faq-icon{
  flex:0 0 auto;
  width:26px;height:26px;
  position:relative;
  border-radius:50%;
  background:var(--brand-soft);
}
.faq-icon::before,
.faq-icon::after{
  content:"";
  position:absolute;
  left:50%;top:50%;
  background:var(--brand);
  border-radius:2px;
  transform:translate(-50%,-50%);
  transition:transform var(--dur) var(--ease),opacity var(--dur) var(--ease);
}
.faq-icon::before{width:12px;height:2px;}
.faq-icon::after{width:2px;height:12px;}
.faq-item.is-open .faq-icon::after{transform:translate(-50%,-50%) rotate(90deg);opacity:0;}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height 280ms var(--ease);
}
.faq-a-inner{
  padding:0 44px 22px 4px;
  font-size:15px;
  line-height:1.85;
  color:var(--text-sub);
}
.faq-item.is-open .faq-a{max-height:320px;}

/* ---------- cta ---------- */
.cta-band{
  margin-top:var(--gap-section);
  border-radius:var(--r-card);
  background:
    linear-gradient(135deg,#FF5C2E 0%,#E0431A 62%,#C9330F 100%);
  position:relative;
  overflow:hidden;
  text-align:center;
  padding:70px 40px;
  color:#fff;
}
.cta-band::before{
  content:"";
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
  opacity:.16;
}
.cta-band-inner{position:relative;z-index:1;max-width:660px;margin:0 auto;}
.cta-band h2{font-size:32px;font-weight:800;line-height:1.32;}
.cta-band p{
  margin-top:16px;
  font-size:16px;
  line-height:1.8;
  color:rgba(255,255,255,.88);
}
.cta-band .btn{
  margin-top:32px;
  background:#fff;
  color:var(--brand-deep);
  min-width:190px;
}
.cta-band .btn:hover{background:#FFF3EE;transform:translateY(-1px);}
.cta-note{
  margin-top:16px;
  font-size:13px;
  color:rgba(255,255,255,.76);
}

/* ---------- footer ---------- */
.site-footer{
  margin-top:var(--gap-section);
  background:var(--ink);
  color:rgba(255,255,255,.72);
  padding:64px 0 28px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr;
  gap:48px;
  padding-bottom:40px;
  border-bottom:1px solid rgba(255,255,255,.12);
}
.footer-brand{
  display:inline-flex;align-items:center;gap:10px;
  color:#fff;font-size:17px;font-weight:800;
  margin-bottom:18px;
}
.footer-about p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.7);max-width:360px;}
.footer-col h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:18px;}
.footer-col ul{display:grid;gap:12px;}
.footer-col a{
  font-size:14px;
  color:rgba(255,255,255,.72);
  transition:color var(--dur) var(--ease),border-color var(--dur) var(--ease);
  border-bottom:1px solid transparent;
  padding-bottom:2px;
}
.footer-col a:hover{color:#fff;border-bottom-color:#fff;}
.footer-contact p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.7);margin-bottom:16px;}
.chip{
  display:inline-flex;align-items:center;
  padding:5px 14px;border-radius:var(--r-pill);
  font-size:13px;font-weight:600;
}
.chip-orange{background:rgba(255,92,46,.18);color:#FF9A73;}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;
  gap:16px;flex-wrap:wrap;
  padding-top:26px;
  font-size:13px;
  color:rgba(255,255,255,.55);
}

/* ---------- mobile tab bar ---------- */
.tab-bar{
  display:none;
  position:fixed;
  left:0;right:0;bottom:0;
  z-index:70;
  height:calc(var(--tab-h) + env(safe-area-inset-bottom));
  padding-bottom:env(safe-area-inset-bottom);
  background:rgba(255,255,255,.96);
  border-top:1px solid var(--line);
  backdrop-filter:blur(8px);
}
.tab-inner{
  height:var(--tab-h);
  display:flex;align-items:stretch;
  max-width:560px;margin:0 auto;
}
.tab-item{
  flex:1;
  display:flex;flex-direction:column;
  align-items:center;justify-content:center;
  gap:4px;
  color:var(--text-weak);
  font-size:10px;
  font-weight:600;
  position:relative;
  transition:color var(--dur) var(--ease);
}
.tab-item svg{width:22px;height:22px;}
.tab-item.is-active{color:var(--brand);}
.tab-item.is-active::before{
  content:"";
  position:absolute;top:4px;
  width:16px;height:4px;border-radius:2px;
  background:var(--brand);
}

/* ---------- floating buy ---------- */
.float-buy{
  position:fixed;
  right:28px;bottom:28px;
  z-index:65;
  width:56px;height:56px;
  border-radius:50%;
  background:var(--brand);
  color:#fff;
  display:grid;place-items:center;
  box-shadow:0 14px 30px -12px rgba(255,92,46,.72);
  border:0;
  transition:transform var(--dur) var(--ease),background var(--dur) var(--ease);
}
.float-buy svg{width:24px;height:24px;}
.float-buy:hover{background:var(--brand-deep);transform:translateY(-3px);}

/* ---------- responsive ---------- */
@media (max-width:1279px){
  .container{padding:0 24px;}
  .page-hero h1{font-size:42px;}
  .atlas-grid{grid-template-columns:repeat(2,1fr);}
}

@media (max-width:1023px){
  :root{--gap-section:72px;}
  .nav-desktop,.header-actions .btn{display:none;}
  .brand-name{font-size:16px;}
  .tab-bar{display:block;}
  body{padding-bottom:calc(var(--tab-h) + env(safe-area-inset-bottom));}
  .float-buy{display:none;}
  .feature-row{grid-template-columns:1fr;gap:26px;}
  .feature-row.reverse .feature-media{order:0;}
  .feature-row.reverse .feature-body{order:0;}
  .faq-wrap{grid-template-columns:1fr;gap:24px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px;}
  .footer-about{grid-column:1/-1;}
  .page-hero-inner{padding:52px 40px;}
  .page-hero h1{font-size:36px;}
  .section-head{flex-direction:column;align-items:flex-start;}
}

@media (max-width:767px){
  :root{--gap-section:56px;--header-h:56px;}
  .container{padding:0 20px;}
  .brand-mark{width:30px;height:30px;font-size:15px;border-radius:10px;}
  .brand-name{font-size:15px;}
  .icon-btn{width:40px;height:40px;}
  .page-hero-inner{padding:38px 22px 34px;}
  .page-hero h1{font-size:30px;line-height:1.28;}
  .page-hero p{font-size:15px;}
  .section-head h2{font-size:22px;}
  .section-head p{font-size:14px;}
  .feature-body h3{font-size:20px;}
  .atlas-grid{grid-template-columns:1fr;gap:18px;}
  .cta-band{padding:48px 24px;}
  .cta-band h2{font-size:24px;}
  .cta-band .btn{width:100%;}
  .faq-q{font-size:16px;padding:18px 2px;}
  .faq-a-inner{padding:0 34px 18px 2px;font-size:14px;}
  .footer-grid{grid-template-columns:1fr;gap:30px;padding-bottom:30px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
  .note-band{flex-direction:column;gap:12px;padding:18px;}
}