/* roulang page: index */
:root{
  --ink:#0E2A22;
  --ink-deep:#0A1F19;
  --lime:#B6F04A;
  --lime-deep:#8FCB2B;
  --lime-soft:#EAF7D6;
  --orange:#FF5C38;
  --bg:#F7F8F5;
  --card:#FFFFFF;
  --gray:#EDF0E9;
  --line:#E2E6DD;
  --line-2:#D8DDD3;
  --text:#2A342E;
  --muted:#6B7A70;
  --title:#101A16;
  --ok:#6FBF3A;
  --r-sm:8px;
  --r-md:12px;
  --r-lg:16px;
  --sh1:0 1px 2px rgba(16,26,22,.06);
  --sh2:0 8px 24px rgba(16,26,22,.10);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::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","Source Han Sans SC","Helvetica Neue",Arial,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto;}
a{color:var(--ink);text-decoration:none;transition:color .18s var(--ease);}
a:hover{color:var(--orange);}
button{font-family:inherit;cursor:pointer;border:none;background:none;}
input,textarea,select{font-family:inherit;font-size:15px;color:var(--text);}
h1,h2,h3,h4{margin:0;color:var(--title);font-weight:800;line-height:1.35;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
.num{font-variant-numeric:tabular-nums;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px;}
.section{padding:72px 0;}
.section-dark{padding:56px 0;background:var(--ink);color:#E6EBE3;}
.section-dark h2{color:#fff;}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px;}
.sec-title{position:relative;padding-left:16px;font-size:28px;}
.sec-title::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:2px;background:var(--lime);}
.sec-desc{margin-top:10px;font-size:15px;color:var(--muted);max-width:720px;}
.sec-link{font-size:14px;font-weight:600;color:var(--ink);white-space:nowrap;}
.sec-link:hover{color:var(--orange);}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px;}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:#fff;
  border-bottom:1px solid var(--line);
  box-shadow:0 1px 6px rgba(16,26,22,.05);
}
.header-inner{display:flex;align-items:center;gap:28px;height:68px;}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand svg{width:30px;height:30px;flex-shrink:0;}
.brand-text{font-size:19px;font-weight:800;color:var(--ink);letter-spacing:.2px;white-space:nowrap;}
.main-nav{display:flex;align-items:center;gap:28px;margin-left:8px;}
.main-nav a{
  position:relative;font-size:15px;font-weight:500;color:var(--text);padding:6px 0;white-space:nowrap;
}
.main-nav a::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;border-radius:2px;
  background:var(--lime);transform:scaleX(0);transform-origin:left;transition:transform .2s var(--ease);
}
.main-nav a:hover{color:var(--ink);}
.main-nav a:hover::after{transform:scaleX(1);}
.main-nav a.active{color:var(--ink);font-weight:700;}
.main-nav a.active::after{transform:scaleX(1);}
.header-actions{display:flex;align-items:center;gap:12px;margin-left:auto;}
.search-box{
  display:flex;align-items:center;gap:8px;width:220px;height:40px;padding:0 14px;
  background:#F2F4EF;border:1px solid transparent;border-radius:999px;transition:all .18s var(--ease);
}
.search-box:focus-within{background:#fff;border-color:var(--lime);box-shadow:0 0 0 2px rgba(182,240,74,.55);}
.search-box svg{width:16px;height:16px;flex-shrink:0;stroke:var(--muted);}
.search-box input{border:none;background:transparent;outline:none;width:100%;font-size:14px;}
.search-box input::placeholder{color:#9AA79C;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  height:44px;padding:0 22px;border-radius:var(--r-sm);
  font-size:15px;font-weight:700;letter-spacing:.3px;
  transition:transform .16s var(--ease),box-shadow .16s var(--ease),background .16s var(--ease),color .16s var(--ease),border-color .16s var(--ease);
}
.btn-sm{height:40px;padding:0 18px;font-size:14px;}
.btn-primary{background:var(--lime);color:var(--ink);box-shadow:var(--sh1);}
.btn-primary:hover{background:var(--lime-deep);color:var(--ink);transform:translateY(-1px);box-shadow:var(--sh2);}
.btn-primary:active{transform:translateY(1px);box-shadow:var(--sh1);}
.btn-outline{background:#fff;border:1px solid var(--ink);color:var(--ink);}
.btn-outline:hover{background:var(--ink);color:#fff;transform:translateY(-1px);}
.btn-outline:active{transform:translateY(1px);}
.btn-ghost{background:transparent;border:1px solid rgba(255,255,255,.7);color:#fff;}
.btn-ghost:hover{background:rgba(255,255,255,.14);color:#fff;border-color:#fff;transform:translateY(-1px);}
.btn-ghost:active{transform:translateY(1px);}
.btn-block{width:100%;}
.hamburger{display:none;width:40px;height:40px;align-items:center;justify-content:center;border-radius:var(--r-sm);}
.hamburger svg{width:22px;height:22px;stroke:var(--ink);}

/* ---------- drawer ---------- */
.drawer-mask{
  position:fixed;inset:0;background:rgba(14,42,34,.55);opacity:0;visibility:hidden;
  transition:opacity .24s var(--ease),visibility .24s;z-index:90;
}
.drawer-mask.open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:320px;max-width:86vw;background:#fff;z-index:95;
  transform:translateX(100%);transition:transform .26s var(--ease);
  display:flex;flex-direction:column;padding:20px;overflow-y:auto;
}
.drawer.open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;}
.drawer-close{width:36px;height:36px;display:flex;align-items:center;justify-content:center;border-radius:var(--r-sm);}
.drawer-close svg{width:18px;height:18px;stroke:var(--ink);}
.drawer-nav{display:flex;flex-direction:column;}
.drawer-nav a{
  display:flex;align-items:center;justify-content:space-between;
  padding:15px 4px;font-size:16px;font-weight:600;border-bottom:1px solid var(--line);
}
.drawer-nav a span.arrow{color:var(--muted);font-size:15px;}
.drawer-nav a.active{color:var(--ink);}
.drawer-nav a.active span.arrow{color:var(--lime-deep);}
.drawer-extra{margin-top:22px;display:flex;flex-direction:column;gap:12px;}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;background:var(--ink);}
.hero-bg{
  position:absolute;inset:0;
  background-image:url(/assets/images/backpic/back-1.webp);
  background-size:cover;background-position:center;
}
.hero-mask{
  position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(10,31,25,.92) 0%,rgba(14,42,34,.78) 42%,rgba(14,42,34,.46) 100%);
}
.hero-inner{position:relative;z-index:2;padding-top:76px;padding-bottom:132px;max-width:820px;}
.badge{
  display:inline-flex;align-items:center;gap:8px;height:30px;padding:0 14px;border-radius:999px;
  font-size:13px;font-weight:700;letter-spacing:1px;
}
.badge-pending{background:var(--lime-soft);color:var(--ink);}
.badge-live{background:var(--orange);color:#fff;}
.badge-replay{background:var(--ink);color:#fff;}
.badge-cat{background:var(--gray);color:var(--ink);font-weight:600;letter-spacing:.5px;}
.dot{width:7px;height:7px;border-radius:50%;background:currentColor;display:inline-block;animation:pulse 1.6s infinite;}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1);}50%{opacity:.35;transform:scale(.75);}}
.hero h1{
  margin-top:22px;font-size:46px;line-height:1.28;color:#fff;letter-spacing:.5px;max-width:20ch;
}
.hero-sub{margin-top:18px;font-size:18px;color:#E6EBE3;max-width:640px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}
.hero-bar{
  position:absolute;left:0;right:0;bottom:0;z-index:3;
  background:rgba(10,31,25,.72);border-top:1px solid rgba(255,255,255,.14);
  backdrop-filter:blur(6px);
}
.hero-bar-inner{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;padding-top:18px;padding-bottom:18px;}
.hb-item span{display:block;font-size:12px;letter-spacing:1px;color:#9FB0A3;margin-bottom:4px;}
.hb-item strong{font-size:15px;font-weight:600;color:#fff;font-variant-numeric:tabular-nums;}

/* ---------- countdown ---------- */
.cd-wrap{display:flex;align-items:center;gap:40px;}
.cd-label{flex-shrink:0;}
.cd-label span{display:block;font-size:13px;letter-spacing:2px;color:var(--lime);font-weight:700;}
.cd-label em{display:block;font-style:normal;font-size:14px;color:#9FB0A3;margin-top:6px;}
.cd-cells{display:flex;align-items:stretch;flex:1;}
.cd-cell{
  flex:1;display:flex;flex-direction:column;align-items:center;gap:6px;
  border-left:1px solid rgba(255,255,255,.12);
}
.cd-cell:first-child{border-left:none;}
.cd-num{font-size:56px;font-weight:800;line-height:1;color:var(--lime);font-variant-numeric:tabular-nums;}
.cd-unit{font-size:12px;letter-spacing:1px;color:#9FB0A3;}
.cd-sec .cd-num{animation:breathe 1.2s ease-in-out infinite;}
@keyframes breathe{0%,100%{opacity:1;}50%{opacity:.45;}}
.cd-action{flex-shrink:0;}

/* ---------- highlights list ---------- */
.hl-list{border-top:1px solid var(--line);}
.hl-item{
  display:grid;grid-template-columns:78px 1fr auto;align-items:center;gap:24px;
  padding:24px 18px;border-bottom:1px solid var(--line);
  transition:background .18s var(--ease);cursor:pointer;
}
.hl-item:hover{background:var(--gray);}
.hl-no{font-size:28px;font-weight:800;color:var(--lime-deep);font-variant-numeric:tabular-nums;letter-spacing:1px;}
.hl-body h3{font-size:18px;margin-bottom:6px;}
.hl-body p{font-size:14px;color:var(--muted);}
.hl-arrow{
  font-size:20px;color:var(--lime-deep);opacity:0;transform:translateX(-8px);
  transition:all .2s var(--ease);
}
.hl-item:hover .hl-arrow{opacity:1;transform:translateX(0);}

/* ---------- subscribe ---------- */
.sub-grid{display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center;}
.field{margin-bottom:16px;}
.field label{display:block;font-size:13px;font-weight:600;margin-bottom:8px;color:var(--ink);}
.field input{
  width:100%;height:46px;padding:0 14px;border:1px solid var(--line-2);border-radius:var(--r-sm);
  background:#fff;outline:none;transition:border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.field input:focus{border-color:var(--lime);box-shadow:0 0 0 3px rgba(182,240,74,.35);}
.check-row{display:flex;align-items:flex-start;gap:10px;font-size:13px;color:var(--muted);margin-top:14px;}
.check-row input{width:16px;height:16px;margin-top:3px;accent-color:var(--lime-deep);}
.sub-media{position:relative;}
.sub-media .frame{
  border-radius:var(--r-md);overflow:hidden;
  clip-path:polygon(0 0,100% 0,100% calc(100% - 8px),calc(100% - 8px) 100%,0 100%);
  box-shadow:var(--sh2);background:var(--ink);
}
.sub-media img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.sub-media::after{
  content:"";position:absolute;inset:-14px -14px auto auto;width:120px;height:120px;
  background-image:linear-gradient(rgba(14,42,34,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(14,42,34,.06) 1px,transparent 1px);
  background-size:12px 12px;pointer-events:none;z-index:-1;
}
.note{margin-top:12px;font-size:13px;color:var(--muted);}
.form-ok{display:none;margin-top:14px;}
.form-ok.show{display:inline-flex;align-items:center;gap:8px;background:var(--lime-soft);color:var(--ink);font-size:13px;font-weight:600;padding:8px 14px;border-radius:999px;}

/* ---------- replay rail ---------- */
.rail-head{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:26px;}
.rail-nav{display:flex;gap:10px;}
.rail-btn{
  width:40px;height:40px;border-radius:50%;border:1px solid var(--line-2);background:#fff;
  display:flex;align-items:center;justify-content:center;color:var(--ink);transition:all .18s var(--ease);
}
.rail-btn:hover{background:var(--ink);border-color:var(--ink);color:#fff;}
.rail-btn svg{width:16px;height:16px;stroke:currentColor;}
.rail{
  display:flex;gap:20px;overflow-x:auto;scroll-behavior:smooth;padding-bottom:8px;
  scrollbar-width:none;-ms-overflow-style:none;
}
.rail::-webkit-scrollbar{display:none;}
.rail-card{
  flex:0 0 288px;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  overflow:hidden;transition:transform .2s var(--ease),box-shadow .2s var(--ease);
}
.rail-card:hover{transform:translateY(-4px);box-shadow:var(--sh2);}
.rail-thumb{position:relative;background:var(--ink);}
.rail-thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.rail-dur{
  position:absolute;left:10px;top:10px;background:rgba(14,42,34,.78);color:#fff;
  font-size:12px;padding:3px 9px;border-radius:6px;font-variant-numeric:tabular-nums;
}
.rail-info{padding:16px;}
.rail-info h3{font-size:16px;margin-bottom:8px;}
.rail-info time{font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums;}

/* ---------- news (CMS) ---------- */
.news-grid{display:grid;grid-template-columns:2.2fr 1fr;gap:40px;align-items:start;}
.news-item{
  display:grid;grid-template-columns:120px 1fr;gap:18px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:16px;margin-bottom:16px;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease);
}
.news-item:hover{transform:translateY(-2px);box-shadow:var(--sh2);}
.news-thumb{border-radius:var(--r-sm);overflow:hidden;background:var(--ink);}
.news-thumb img{width:100%;height:80px;object-fit:cover;transition:transform .3s var(--ease);}
.news-item:hover .news-thumb img{transform:scale(1.06);}
.news-body{min-width:0;}
.news-meta{display:flex;align-items:center;gap:10px;margin-bottom:8px;flex-wrap:wrap;}
.news-body h3{font-size:17px;margin-bottom:8px;}
.news-body h3 a{display:block;}
.news-excerpt{
  font-size:14px;color:var(--muted);line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-foot{display:flex;align-items:center;justify-content:space-between;margin-top:12px;font-size:13px;color:var(--muted);}
.news-foot time{font-variant-numeric:tabular-nums;}
.news-foot .go{color:var(--lime-deep);font-weight:700;}
.empty-state{
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
  padding:56px 20px;background:#fff;border:1px dashed var(--line-2);border-radius:var(--r-md);
  color:var(--muted);font-size:14px;
}
.empty-state svg{width:44px;height:44px;stroke:var(--line-2);}
.empty-state .btn{margin-top:4px;}
.side-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:22px;margin-bottom:20px;}
.side-card h3{font-size:16px;margin-bottom:14px;padding-left:12px;position:relative;}
.side-card h3::before{content:"";position:absolute;left:0;top:4px;bottom:4px;width:3px;border-radius:2px;background:var(--lime);}
.tag-cloud{display:flex;flex-wrap:wrap;gap:8px;}
.tag{
  display:inline-block;padding:6px 12px;border-radius:999px;background:var(--gray);
  font-size:13px;color:var(--ink);transition:all .18s var(--ease);
}
.tag:hover{background:var(--lime-soft);color:var(--ink);}
.side-links{display:flex;flex-direction:column;}
.side-links a{
  display:flex;align-items:center;justify-content:space-between;
  padding:11px 0;border-bottom:1px solid var(--line);font-size:14px;font-weight:600;
}
.side-links a:last-child{border-bottom:none;}
.side-links a span{color:var(--muted);font-size:13px;font-weight:400;}

/* ---------- capability ---------- */
.cap-grid{display:grid;grid-template-columns:7fr 5fr;gap:24px;align-items:start;}
.cap-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease);
}
.cap-card:hover{transform:translateY(-3px);box-shadow:var(--sh2);}
.cap-card img{width:100%;aspect-ratio:16/9;object-fit:cover;background:var(--ink);}
.cap-card .cap-body{padding:26px;}
.cap-card h3{font-size:20px;margin-bottom:12px;}
.cap-card p{font-size:15px;color:var(--muted);}
.cap-card.offset{margin-top:48px;}
.cap-card.offset img{aspect-ratio:5/4;}
.cap-bar{
  margin-top:24px;background:var(--ink);border-radius:var(--r-md);
  display:grid;grid-template-columns:repeat(3,1fr);overflow:hidden;
}
.cap-stat{padding:32px 28px;border-right:1px solid rgba(255,255,255,.12);}
.cap-stat:last-child{border-right:none;}
.cap-stat strong{display:block;font-size:38px;font-weight:800;color:var(--lime);line-height:1.1;font-variant-numeric:tabular-nums;}
.cap-stat span{display:block;margin-top:8px;font-size:14px;color:#B7C2B8;}

/* ---------- faq ---------- */
.faq-grid{display:grid;grid-template-columns:5fr 7fr;gap:48px;align-items:start;}
.faq-list{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item:last-child{border-bottom:none;}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:22px 24px;text-align:left;font-size:16px;font-weight:700;color:var(--title);
  transition:background .18s var(--ease);
}
.faq-q:hover{background:#FAFBF8;}
.faq-item.open .faq-q{box-shadow:inset 3px 0 0 var(--lime);}
.faq-ico{
  flex-shrink:0;width:20px;height:20px;position:relative;transition:transform .2s var(--ease);
}
.faq-ico::before,.faq-ico::after{
  content:"";position:absolute;background:var(--ink);border-radius:2px;transition:opacity .2s var(--ease);
}
.faq-ico::before{left:0;right:0;top:9px;height:2px;}
.faq-ico::after{top:0;bottom:0;left:9px;width:2px;}
.faq-item.open .faq-ico{transform:rotate(90deg);}
.faq-item.open .faq-ico::after{opacity:0;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .22s var(--ease);background:#FAFBF8;}
.faq-a p{padding:0 24px 22px;font-size:15px;color:var(--muted);}
.faq-item.open .faq-a{max-height:320px;}

/* ---------- cta ---------- */
.cta-band{background:var(--ink);padding:56px 0;}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:32px;}
.cta-inner h2{color:#fff;font-size:28px;}
.cta-inner p{margin-top:10px;font-size:15px;color:#B7C2B8;}
.cta-actions{display:flex;gap:14px;flex-shrink:0;}

/* ---------- footer ---------- */
.site-footer{background:var(--ink);border-top:4px solid var(--lime);color:#B7C2B8;}
.footer-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;
  padding:56px 0 40px;
}
.site-footer .brand-text{color:#fff;}
.footer-about p{margin-top:16px;font-size:13px;line-height:1.9;color:#B7C2B8;max-width:300px;}
.footer-col h4{color:#fff;font-size:14px;letter-spacing:1px;margin-bottom:16px;}
.footer-col a{display:block;font-size:13px;color:#B7C2B8;padding:5px 0;}
.footer-col a:hover{color:var(--lime);}
.footer-sub .field input{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.18);color:#fff;}
.footer-sub .field input::placeholder{color:#7E8E83;}
.footer-sub .field input:focus{border-color:var(--lime);box-shadow:none;}
.footer-sub .field label{color:#D7DED9;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:22px 0;display:flex;align-items:center;justify-content:space-between;gap:16px;
  font-size:13px;color:#7E8E83;
}
.footer-bottom a{color:#B7C2B8;}
.footer-bottom a:hover{color:var(--lime);}

/* ---------- responsive ---------- */
@media (max-width:1180px){
  .main-nav{gap:20px;}
  .search-box{width:170px;}
  .cd-num{font-size:48px;}
}
@media (max-width:1023px){
  .main-nav,.search-box,.header-actions .btn-primary{display:none;}
  .hamburger{display:flex;}
  .hero h1{font-size:36px;}
  .hero-sub{font-size:17px;}
  .hero-inner{padding-top:60px;padding-bottom:150px;}
  .cd-wrap{flex-wrap:wrap;gap:24px;}
  .cd-action{width:100%;}
  .cd-action .btn{width:100%;}
  .cd-num{font-size:40px;}
  .sub-grid{grid-template-columns:1fr;gap:32px;}
  .news-grid{grid-template-columns:1fr;gap:28px;}
  .cap-grid{grid-template-columns:1fr;gap:20px;}
  .cap-card.offset{margin-top:0;}
  .faq-grid{grid-template-columns:1fr;gap:28px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-inner{flex-direction:column;align-items:flex-start;}
}
@media (max-width:767px){
  .container{padding:0 18px;}
  .section{padding:48px 0;}
  .section-dark{padding:40px 0;}
  .hero h1{font-size:29px;max-width:none;}
  .hero-sub{font-size:16px;}
  .hero-inner{padding-top:44px;padding-bottom:186px;}
  .hero-bar-inner{grid-template-columns:1fr 1fr;gap:14px;}
  .sec-title{font-size:22px;}
  .sec-head{flex-direction:column;align-items:flex-start;gap:12px;}
  .cd-num{font-size:32px;}
  .cd-cells{width:100%;}
  .hl-item{grid-template-columns:56px 1fr;gap:14px;padding:20px 12px;}
  .hl-no{font-size:22px;}
  .hl-arrow{display:none;}
  .news-item{grid-template-columns:1fr;gap:14px;}
  .news-thumb img{height:160px;}
  .rail-card{flex:0 0 78%;}
  .cap-bar{grid-template-columns:1fr;}
  .cap-stat{border-right:none;border-bottom:1px solid rgba(255,255,255,.12);}
  .cap-stat:last-child{border-bottom:none;}
  .footer-grid{grid-template-columns:1fr;padding:40px 0 28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
  .cta-inner h2{font-size:22px;}
  .cta-actions{width:100%;flex-wrap:wrap;}
  .cta-actions .btn{flex:1;min-width:140px;}
}
@media (max-width:479px){
  .brand-text{font-size:16px;}
  .hero h1{font-size:26px;}
  .cd-num{font-size:28px;}
  .cd-unit{font-size:11px;}
  .faq-q{font-size:15px;padding:18px 18px;}
  .faq-a p{padding:0 18px 18px;}
}

/* roulang page: article */
:root{
  --ink:#0E2A22;
  --ink-soft:#154034;
  --lime:#B6F04A;
  --lime-strong:#9FE02C;
  --lime-soft:#EAF7D6;
  --orange:#FF5C38;
  --bg:#F7F8F5;
  --card:#FFFFFF;
  --grey:#EDF0E9;
  --border:#E2E6DD;
  --border-strong:#D8DDD3;
  --text:#2A342E;
  --muted:#6B7A70;
  --title:#101A16;
  --r-btn:8px;
  --r-card:12px;
  --r-img:12px;
  --sh-1:0 1px 2px rgba(16,26,22,.06);
  --sh-2:0 8px 24px rgba(16,26,22,.10);
  --font:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Source Han Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none;}
a{color:var(--ink);text-decoration:none;}
a:hover{color:var(--orange);}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;}
h1,h2,h3,h4{margin:0;color:var(--title);}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--lime-strong);outline-offset:2px;}
::selection{background:var(--lime);color:var(--ink);}

.container{max-width:1200px;margin:0 auto;padding:0 32px;}

/* ============ 头部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:#fff;
  border-bottom:1px solid var(--border);
  box-shadow:0 1px 6px rgba(16,26,22,.05);
}
.header-inner{display:flex;align-items:center;gap:24px;height:68px;}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand svg{width:30px;height:30px;flex:0 0 auto;}
.brand-text{font-size:19px;font-weight:800;color:var(--ink);letter-spacing:.2px;white-space:nowrap;}
.main-nav{display:flex;align-items:center;gap:28px;margin-left:8px;}
.main-nav a{
  position:relative;display:inline-flex;align-items:center;height:68px;
  font-size:15px;font-weight:500;color:var(--text);transition:color .18s ease;
}
.main-nav a:hover{color:var(--ink);}
.main-nav a.active{color:var(--ink);font-weight:700;}
.main-nav a.active::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;
  background:var(--lime);border-radius:2px 2px 0 0;
}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:12px;}
.search-box{
  display:flex;align-items:center;gap:8px;
  width:220px;height:40px;padding:0 14px;
  background:#F2F4EF;border:1px solid transparent;border-radius:999px;
  transition:box-shadow .18s ease,background .18s ease;
}
.search-box svg{width:16px;height:16px;stroke:#7C8A81;fill:none;flex:0 0 auto;}
.search-box input{
  width:100%;border:0;background:transparent;outline:none;
  font-size:14px;color:var(--text);
}
.search-box input::placeholder{color:#8B998F;}
.search-box:focus-within{background:#fff;box-shadow:0 0 0 2px var(--lime);}
.hamburger{
  display:none;width:42px;height:42px;align-items:center;justify-content:center;
  background:#fff;border:1px solid var(--border-strong);border-radius:8px;cursor:pointer;
  transition:background .18s ease;
}
.hamburger svg{width:22px;height:22px;stroke:var(--ink);fill:none;stroke-width:2;stroke-linecap:round;}
.hamburger:hover{background:var(--grey);}

/* 移动抽屉 */
.drawer-mask{
  position:fixed;inset:0;background:rgba(14,42,34,.55);
  opacity:0;visibility:hidden;transition:.22s ease;z-index:80;
}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(86vw,344px);
  background:#fff;padding:20px;overflow-y:auto;z-index:90;
  transform:translateX(102%);transition:transform .24s ease;
  box-shadow:-10px 0 30px rgba(16,26,22,.18);
}
body.drawer-open .drawer-mask{opacity:1;visibility:visible;}
body.drawer-open .drawer{transform:none;}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;}
.drawer-head .brand-text{font-size:17px;}
.drawer-close{
  width:38px;height:38px;border-radius:8px;border:1px solid var(--border-strong);
  background:#fff;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;
  font-size:18px;line-height:1;color:var(--ink);
}
.drawer-nav a{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 4px;border-bottom:1px solid var(--border);
  font-size:16px;color:var(--text);
}
.drawer-nav a span.arrow{color:var(--border-strong);font-size:15px;}
.drawer-nav a.active{color:var(--ink);font-weight:700;border-left:3px solid var(--lime);padding-left:12px;}
.drawer-tools{margin-top:20px;display:grid;gap:12px;}
.drawer-tools .search-box{width:100%;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;line-height:1;white-space:nowrap;
  border:1px solid transparent;background:transparent;cursor:pointer;
  transition:transform .18s ease,background .18s ease,color .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.btn-primary{background:var(--lime);color:var(--ink);}
.btn-primary:hover{background:var(--lime-strong);color:var(--ink);transform:translateY(-1px);box-shadow:0 8px 20px rgba(140,200,50,.32);}
.btn-primary:active{transform:translateY(0);box-shadow:none;}
.btn-ghost{background:#fff;border-color:var(--ink);color:var(--ink);}
.btn-ghost:hover{background:var(--ink);color:#fff;transform:translateY(-1px);}
.btn-ghost:active{transform:translateY(0);}
.btn-light{background:transparent;border-color:rgba(255,255,255,.55);color:#fff;}
.btn-light:hover{background:rgba(255,255,255,.14);color:#fff;}
.btn-sm{height:40px;padding:0 18px;font-size:14px;}
.btn-block{width:100%;}
.btn[disabled],.btn.is-disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none;}

/* ============ 徽章 / 标签 ============ */
.badge{
  display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 12px;
  border-radius:999px;font-size:12.5px;font-weight:600;letter-spacing:.5px;
  background:var(--grey);color:var(--ink);
}
.badge-cat{background:var(--lime-soft);color:var(--ink);}
.badge-live{background:var(--orange);color:#fff;}
.badge-live .pulse{
  width:7px;height:7px;border-radius:50%;background:#fff;
  animation:pulse 1.4s ease-in-out infinite;
}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1);}50%{opacity:.35;transform:scale(.72);}}

/* ============ 文章头部 ============ */
.article-hero{
  position:relative;background:#fff;border-bottom:1px solid var(--border);
  padding:26px 0 42px;
}
.article-hero::after{
  content:"";position:absolute;left:0;bottom:-1px;width:140px;height:3px;background:var(--lime);
}
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:var(--muted);
}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--orange);text-decoration:underline;}
.breadcrumb .sep{color:var(--border-strong);}
.breadcrumb .current{color:var(--text);max-width:60%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.article-hero h1{
  margin:18px 0 20px;max-width:920px;
  font-size:clamp(26px,3.3vw,38px);line-height:1.35;font-weight:800;letter-spacing:-.2px;
}
.meta-row{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 14px;
  font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums;
}
.meta-row .dot{width:1px;height:12px;background:var(--border-strong);display:inline-block;}

/* ============ 正文布局 ============ */
.article-layout{
  display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:52px;
  align-items:start;padding:52px 0 76px;
}
.article-main{min-width:0;}
.article-body{max-width:740px;font-size:16px;line-height:1.9;color:var(--text);word-break:break-word;}
.article-body > *:first-child{margin-top:0;}
.article-body p{margin:0 0 18px;}
.article-body h2{
  position:relative;margin:42px 0 16px;padding-left:16px;
  font-size:28px;line-height:1.45;font-weight:700;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.3em;bottom:.3em;width:4px;
  border-radius:2px;background:var(--lime);
}
.article-body h3{margin:30px 0 12px;font-size:20px;line-height:1.5;font-weight:700;}
.article-body h4{margin:24px 0 10px;font-size:17px;font-weight:700;}
.article-body a{color:var(--ink);text-decoration:underline;text-underline-offset:3px;}
.article-body a:hover{color:var(--orange);}
.article-body strong{font-weight:600;color:var(--title);}
.article-body img{
  width:100%;height:auto;border-radius:var(--r-img);
  margin:22px 0 10px;background:var(--ink);object-fit:cover;
}
.article-body blockquote{
  margin:24px 0;padding:16px 22px;
  border-left:3px solid var(--lime);background:var(--grey);
  border-radius:0 10px 10px 0;color:#3A5148;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body ul,.article-body ol{margin:0 0 20px;padding-left:22px;list-style:revert;}
.article-body li{margin:8px 0;}
.article-body ul li::marker{color:var(--lime-strong);}
.article-body ol li::marker{color:var(--ink);font-weight:600;}
.article-body table{
  width:100%;border-collapse:collapse;margin:24px 0;font-size:14.5px;
  background:#fff;border:1px solid var(--border);border-radius:var(--r-card);overflow:hidden;
}
.article-body th{background:var(--ink);color:#fff;text-align:left;padding:12px 14px;font-weight:600;}
.article-body td{padding:12px 14px;border-bottom:1px solid var(--border);}
.article-body tbody tr:nth-child(even){background:var(--bg);}
.article-body tbody tr:last-child td{border-bottom:0;}
.article-body hr{border:0;border-top:1px solid var(--border);margin:36px 0;}
.article-body .wp-caption-text,.article-body figcaption{font-size:13px;color:var(--muted);text-align:center;margin-bottom:20px;}

/* 无内容状态 */
.empty-state{
  background:#fff;border:1px solid var(--border);border-radius:var(--r-card);
  padding:56px 32px;text-align:center;box-shadow:var(--sh-1);
}
.empty-state svg{width:52px;height:52px;stroke:var(--border-strong);fill:none;stroke-width:1.6;margin:0 auto 18px;}
.empty-state h2{font-size:20px;margin-bottom:10px;}
.empty-state p{color:var(--muted);font-size:14.5px;margin-bottom:22px;}

/* 侧栏 */
.article-aside{position:sticky;top:92px;display:grid;gap:20px;}
.aside-card{
  background:#fff;border:1px solid var(--border);border-radius:var(--r-card);
  padding:20px;box-shadow:var(--sh-1);
}
.aside-title{
  font-size:14px;font-weight:700;letter-spacing:.6px;margin-bottom:14px;
  padding-left:12px;position:relative;color:var(--title);
}
.aside-title::before{
  content:"";position:absolute;left:0;top:3px;bottom:3px;width:3px;
  border-radius:2px;background:var(--lime);
}
.aside-list li{border-bottom:1px solid var(--border);}
.aside-list li:last-child{border-bottom:0;}
.aside-list a{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:11px 0;font-size:14px;color:var(--text);
}
.aside-list a:hover{color:var(--ink);}
.aside-list a:hover .arrow{color:var(--lime-strong);transform:translateX(2px);}
.aside-list .arrow{color:var(--border-strong);transition:.18s ease;font-size:13px;}
.aside-sub p{font-size:13.5px;color:var(--muted);line-height:1.8;margin-bottom:14px;}

/* 文末 */
.article-foot{
  margin-top:38px;padding-top:24px;border-top:1px solid var(--border);
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px;
}
.tag-list{display:flex;flex-wrap:wrap;gap:8px;}
.tag{
  display:inline-flex;align-items:center;height:28px;padding:0 12px;
  border-radius:999px;background:var(--grey);color:var(--ink);
  font-size:13px;transition:.18s ease;
}
.tag:hover{background:var(--lime-soft);color:var(--ink);}
.share-row{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--muted);}
.share-btn{
  height:34px;padding:0 14px;border-radius:999px;
  border:1px solid var(--border-strong);background:#fff;color:var(--ink);
  font-size:13px;cursor:pointer;transition:.18s ease;
}
.share-btn:hover{border-color:var(--ink);background:var(--grey);}
.share-btn.is-done{background:var(--lime-soft);border-color:var(--lime-strong);color:var(--ink);}

/* 继续浏览 */
.post-nav{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:28px;}
.post-nav-card{
  display:block;background:#fff;border:1px solid var(--border);border-radius:var(--r-card);
  padding:18px 20px;box-shadow:var(--sh-1);transition:.2s ease;
}
.post-nav-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:var(--lime-strong);color:inherit;}
.post-nav-card span{font-size:12.5px;color:var(--muted);letter-spacing:1px;}
.post-nav-card strong{display:block;margin-top:8px;font-size:16px;font-weight:700;color:var(--title);line-height:1.55;}
.post-nav-card em{display:block;margin-top:8px;font-size:13px;color:var(--muted);font-style:normal;}
.post-nav-more{margin-top:22px;}

/* ============ 通用板块 ============ */
.section{padding:72px 0;}
.section-alt{background:var(--grey);}
.section-dark{background:var(--ink);color:#C9D4CA;padding:56px 0;}
.section-head{margin-bottom:32px;max-width:760px;}
.section-head h2{
  position:relative;padding-left:16px;
  font-size:28px;line-height:1.4;font-weight:800;
}
.section-head h2::before{
  content:"";position:absolute;left:0;top:.22em;bottom:.22em;width:4px;
  border-radius:2px;background:var(--lime);
}
.section-head p{margin-top:12px;font-size:15px;color:var(--muted);line-height:1.85;}

/* 相关推荐 */
.reco-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.reco-card{
  display:block;background:#fff;border:1px solid var(--border);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);transition:.2s ease;
}
.reco-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:var(--border-strong);color:inherit;}
.reco-thumb{position:relative;aspect-ratio:16/9;background:var(--ink);overflow:hidden;}
.reco-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease;}
.reco-card:hover .reco-thumb img{transform:scale(1.04);}
.reco-body{padding:16px 18px 20px;}
.reco-body h3{font-size:17px;line-height:1.55;font-weight:700;margin:10px 0 8px;}
.reco-body p{font-size:13.5px;color:var(--muted);line-height:1.75;}
.reco-meta{
  display:flex;align-items:center;justify-content:space-between;
  margin-top:14px;font-size:12.5px;color:var(--muted);font-variant-numeric:tabular-nums;
}
.reco-meta .arrow{color:var(--border-strong);transition:.18s ease;}
.reco-card:hover .reco-meta .arrow{color:var(--lime-strong);transform:translateX(3px);}

/* 订阅 CTA 带 */
.cta-band{position:relative;background:var(--ink);color:#fff;padding:60px 0;overflow:hidden;}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;opacity:.16;
}
.cta-band .container{position:relative;z-index:1;display:flex;align-items:center;justify-content:space-between;gap:36px;flex-wrap:wrap;}
.cta-copy{max-width:620px;}
.cta-copy h2{color:#fff;font-size:30px;line-height:1.35;font-weight:800;}
.cta-copy p{margin-top:12px;font-size:15px;color:#B7C2B8;line-height:1.85;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--ink);color:#B7C2B8;
  border-top:4px solid var(--lime);
  padding-bottom:26px;
}
.footer-grid{
  display:grid;grid-template-columns:2fr 1fr 1fr 1.5fr;gap:44px;
  padding:56px 0 40px;
}
.footer-about .brand-text{color:#fff;}
.footer-about p{margin-top:16px;font-size:13.5px;line-height:1.9;color:#B7C2B8;max-width:330px;}
.footer-col h4{font-size:14px;font-weight:700;color:#fff;margin-bottom:16px;letter-spacing:.6px;}
.footer-col a{display:block;padding:6px 0;font-size:13.5px;color:#B7C2B8;}
.footer-col a:hover{color:var(--lime);}
.footer-sub .field label{color:#B7C2B8;font-size:13px;display:block;margin-bottom:6px;}
.footer-sub .field input{
  width:100%;height:46px;padding:0 14px;border-radius:var(--r-btn);
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.18);
  color:#fff;font-size:15px;
}
.footer-sub .field input::placeholder{color:#84938A;}
.footer-sub .field input:focus{outline:none;border-color:var(--lime-strong);box-shadow:0 0 0 2px rgba(182,240,74,.4);}
.form-ok{
  display:none;margin-top:12px;padding:8px 14px;border-radius:999px;
  background:rgba(182,240,74,.16);color:var(--lime);font-size:13px;
}
.form-ok.show{display:inline-block;}
.footer-bottom{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
  padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  font-size:13px;color:#8D9A90;
}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .article-layout{grid-template-columns:minmax(0,1fr) 268px;gap:40px;}
}
@media (max-width:1199px){
  .article-layout{grid-template-columns:minmax(0,1fr);gap:0;}
  .article-aside{display:none;}
  .article-body{max-width:none;}
}
@media (max-width:1023px){
  .main-nav{display:none;}
  .search-box{display:none;}
  .hamburger{display:inline-flex;}
  .container{padding:0 24px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;padding:44px 0 32px;}
  .reco-grid{grid-template-columns:repeat(2,1fr);}
  .section{padding:56px 0;}
  .section-dark{padding:48px 0;}
}
@media (max-width:767px){
  body{font-size:15px;}
  .container{padding:0 16px;}
  .header-inner{height:60px;gap:12px;}
  .brand svg{width:26px;height:26px;}
  .brand-text{font-size:17px;}
  .article-hero{padding:20px 0 32px;}
  .article-hero h1{font-size:26px;margin:14px 0 16px;}
  .article-body{font-size:15.5px;line-height:1.85;}
  .article-body h2{font-size:22px;margin:34px 0 14px;}
  .article-body h3{font-size:18px;}
  .article-layout{padding:36px 0 56px;}
  .reco-grid{grid-template-columns:1fr;}
  .post-nav{grid-template-columns:1fr;}
  .section{padding:44px 0;}
  .section-head h2{font-size:22px;}
  .cta-band{padding:48px 0;}
  .cta-copy h2{font-size:23px;}
  .cta-actions .btn{flex:1 1 100%;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:520px){
  .header-actions .btn-sm{display:none;}
  .article-hero h1{font-size:23px;}
  .badge{height:24px;font-size:12px;}
  .aside-card{padding:16px;}
}

/* roulang page: category1 */
:root{
  --ink:#0E2A22;
  --ink-2:#143A2F;
  --lime:#B6F04A;
  --lime-soft:#EAF7D6;
  --orange:#FF5C38;
  --bg:#F7F8F5;
  --card:#FFFFFF;
  --grey-block:#EDF0E9;
  --line:#E2E6DD;
  --line-2:#D8DDD3;
  --text:#2A342E;
  --text-2:#6B7A70;
  --title:#101A16;
  --success:#6FBF3A;
  --error:#C93A22;
  --cream:#E6EBE3;
  --r-badge:999px;
  --r-btn:8px;
  --r-card:12px;
  --r-img:12px;
  --sh-1:0 1px 2px rgba(16,26,22,.06);
  --sh-2:0 8px 24px rgba(16,26,22,.10);
  --sec-lg:72px;
  --sec-sm:56px;
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Source Han Sans SC","Noto Sans CJK SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  font-variant-numeric:tabular-nums;
}
img{max-width:100%;display:block}
a{color:var(--ink);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--orange)}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;color:var(--title);font-weight:800;line-height:1.3;letter-spacing:.2px}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px;border-radius:4px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px}

/* ---------- 通用按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--r-btn);border:1px solid transparent;
  font-size:15px;font-weight:700;cursor:pointer;white-space:nowrap;
  transition:transform .16s ease,box-shadow .16s ease,background .16s ease,color .16s ease,border-color .16s ease;
}
.btn:hover{transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn:active{transform:translateY(1px);box-shadow:none}
.btn-primary{background:var(--lime);color:var(--ink);border-color:var(--lime)}
.btn-primary:hover{background:#c3f666;color:var(--ink)}
.btn-ghost{background:#fff;color:var(--ink);border-color:var(--line-2)}
.btn-ghost:hover{background:var(--ink);color:#fff;border-color:var(--ink)}
.btn-dark-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.42)}
.btn-dark-ghost:hover{background:rgba(255,255,255,.12);color:#fff;border-color:#fff}
.btn-sm{height:36px;padding:0 16px;font-size:14px}
.btn-block{width:100%}
.btn[disabled],.btn.is-disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}

/* ---------- 徽章 / 标签 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 12px;
  border-radius:var(--r-badge);font-size:12px;font-weight:700;letter-spacing:1px;
}
.badge-live{background:var(--orange);color:#fff}
.badge-live::before{content:"";width:6px;height:6px;border-radius:50%;background:#fff;animation:pulse 1.4s infinite}
.badge-soon{background:var(--lime-soft);color:var(--ink)}
.badge-replay{background:var(--ink);color:#fff}
.badge-cat{background:var(--grey-block);color:var(--ink);letter-spacing:.5px;font-weight:600}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.35;transform:scale(.75)}}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;background:#fff;
  border-bottom:1px solid var(--line);
  box-shadow:0 1px 6px rgba(16,26,22,.05);
}
.header-inner{display:flex;align-items:center;gap:28px;height:68px}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0}
.brand svg{width:30px;height:30px;flex-shrink:0}
.brand-text{font-size:19px;font-weight:800;color:var(--ink);letter-spacing:.3px}
.main-nav{display:flex;align-items:center;gap:28px;margin-left:8px}
.main-nav a{
  position:relative;font-size:15px;font-weight:500;color:var(--text);padding:6px 0;
}
.main-nav a::after{
  content:"";position:absolute;left:0;right:0;bottom:-6px;height:2px;background:var(--lime);
  transform:scaleX(0);transform-origin:left;transition:transform .2s ease;
}
.main-nav a:hover{color:var(--ink)}
.main-nav a:hover::after{transform:scaleX(1)}
.main-nav a.active{color:var(--ink);font-weight:700}
.main-nav a.active::after{transform:scaleX(1)}
.header-actions{display:flex;align-items:center;gap:14px;margin-left:auto}
.search-box{
  display:flex;align-items:center;gap:8px;width:220px;height:40px;padding:0 14px;
  background:#F2F4EF;border:1px solid transparent;border-radius:var(--r-badge);
  transition:border-color .18s ease,box-shadow .18s ease,background .18s ease;
}
.search-box svg{width:17px;height:17px;stroke:var(--text-2);flex-shrink:0}
.search-box input{
  border:0;background:transparent;width:100%;font-size:14px;outline:none;padding:0;
}
.search-box input::placeholder{color:#9AA79E}
.search-box:focus-within{background:#fff;border-color:var(--lime);box-shadow:0 0 0 2px rgba(182,240,74,.5)}
.hamburger{
  display:none;width:42px;height:42px;border-radius:10px;border:1px solid var(--line-2);
  background:#fff;cursor:pointer;align-items:center;justify-content:center;
}
.hamburger svg{width:20px;height:20px;stroke:var(--ink)}
.hamburger:hover{background:var(--grey-block)}

/* ---------- 移动抽屉 ---------- */
.drawer-mask{
  position:fixed;inset:0;background:rgba(14,42,34,.55);opacity:0;visibility:hidden;
  transition:opacity .22s ease,visibility .22s ease;z-index:80;
}
.drawer-mask.open{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:308px;max-width:86vw;background:#fff;z-index:90;
  transform:translateX(102%);transition:transform .26s ease;
  display:flex;flex-direction:column;padding:22px 20px;overflow-y:auto;
}
.drawer.open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px}
.drawer-close{width:38px;height:38px;border-radius:10px;border:1px solid var(--line-2);background:#fff;cursor:pointer}
.drawer-close svg{width:18px;height:18px;stroke:var(--ink)}
.drawer-nav{display:flex;flex-direction:column}
.drawer-nav a{
  display:flex;align-items:center;justify-content:space-between;
  padding:15px 4px;border-bottom:1px solid var(--line);font-size:16px;font-weight:500;color:var(--text);
}
.drawer-nav a.active{color:var(--ink);font-weight:700;border-left:3px solid var(--lime);padding-left:12px}
.drawer-nav a::after{content:"›";font-size:20px;color:var(--line-2);line-height:1}
.drawer-nav a.active::after{color:var(--lime)}
.drawer-foot{margin-top:24px;display:flex;flex-direction:column;gap:12px}

/* ---------- 页头标题条 ---------- */
.page-head{background:var(--bg);border-bottom:1px solid var(--line);padding:44px 0 38px}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-2);margin-bottom:20px}
.breadcrumb a{color:var(--text-2)}
.breadcrumb a:hover{color:var(--orange)}
.breadcrumb span.sep{color:var(--line-2)}
.page-title-wrap{border-left:4px solid var(--lime);padding-left:18px}
.page-head h1{font-size:38px;font-weight:800;line-height:1.24;letter-spacing:.4px}
.page-head .lead{margin-top:14px;font-size:16px;color:var(--text-2);max-width:760px}

/* ---------- 信息带（深色，压 backpic） ---------- */
.info-band{
  position:relative;background:var(--ink);overflow:hidden;
}
.info-band::before{
  content:"";position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-2.webp");
  background-size:cover;background-position:center;
  opacity:.26;
}
.info-band::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(14,42,34,.94) 0%,rgba(14,42,34,.72) 62%,rgba(14,42,34,.5) 100%);
}
.info-band .container{position:relative;z-index:2}
.info-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:1px;padding:26px 0;
}
.info-cell{
  padding:6px 22px;border-left:1px solid rgba(255,255,255,.12);
}
.info-cell:first-child{border-left:0;padding-left:0}
.info-cell .k{display:block;font-size:12px;letter-spacing:1px;color:var(--lime);font-weight:700;margin-bottom:6px}
.info-cell .v{display:block;font-size:17px;color:#fff;font-weight:600}

/* ---------- 筛选条 ---------- */
.filter-bar{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:26px}
.chip{
  height:36px;padding:0 18px;border-radius:var(--r-badge);border:1px solid var(--line-2);
  background:#fff;color:var(--text);font-size:14px;font-weight:600;cursor:pointer;
  transition:background .16s ease,color .16s ease,border-color .16s ease;
}
.chip:hover{border-color:var(--ink);color:var(--ink)}
.chip.active{background:var(--ink);border-color:var(--ink);color:#fff}
.chip.active:hover{color:#fff}
.filter-note{margin-left:auto;font-size:13px;color:var(--text-2)}

/* ---------- 时间轴 ---------- */
.section{padding:var(--sec-lg) 0}
.section-tight{padding:var(--sec-sm) 0}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;gap:16px;margin-bottom:8px}
.section-head h2{
  font-size:27px;font-weight:800;border-left:4px solid var(--lime);padding-left:16px;line-height:1.3;
}
.section-head .desc{font-size:14px;color:var(--text-2);margin-left:20px;padding-bottom:4px}
.timeline{margin-top:34px;position:relative}
.tl-group + .tl-group{margin-top:52px}
.tl-group-title{
  display:flex;align-items:center;gap:12px;margin-bottom:22px;
}
.tl-group-title h2{font-size:22px;font-weight:800;border-left:4px solid var(--lime);padding-left:14px}
.tl-group-title .count{
  font-size:12px;font-weight:700;letter-spacing:1px;color:var(--ink);
  background:var(--lime-soft);border-radius:var(--r-badge);padding:4px 12px;
}
.tl-item{display:grid;grid-template-columns:130px 46px 1fr;align-items:stretch}
.tl-date{padding:20px 18px 20px 0;text-align:right}
.tl-date .day{display:block;font-size:19px;font-weight:800;color:var(--ink);line-height:1.3}
.tl-date .time{display:block;font-size:14px;color:var(--text-2);margin-top:2px}
.tl-rail{position:relative;display:flex;justify-content:center}
.tl-rail::before{
  content:"";position:absolute;top:0;bottom:0;left:50%;width:1px;background:var(--line);transform:translateX(-50%);
}
.tl-item:first-child .tl-rail::before{top:30px}
.tl-item:last-child .tl-rail::before{bottom:calc(100% - 30px)}
.tl-item:only-child .tl-rail::before{display:none}
.tl-dot{
  position:relative;z-index:2;width:13px;height:13px;border-radius:50%;margin-top:24px;
  background:#fff;border:2px solid var(--line-2);
}
.tl-dot.is-soon{background:var(--lime);border-color:var(--lime);box-shadow:0 0 0 4px rgba(182,240,74,.28)}
.tl-dot.is-live{background:var(--orange);border-color:var(--orange);animation:pulse 1.4s infinite}
.tl-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:20px 24px;margin-bottom:18px;box-shadow:var(--sh-1);
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease;
}
.tl-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);background:#FCFDFB}
.tl-card-top{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-bottom:10px}
.tl-card h3{font-size:18px;font-weight:700;line-height:1.45;flex:1 1 260px}
.tl-card h3 a{color:var(--title)}
.tl-card h3 a:hover{color:var(--orange)}
.tl-card p{font-size:14px;color:var(--text-2);line-height:1.7}
.tl-card-bottom{
  display:flex;flex-wrap:wrap;align-items:center;gap:14px;margin-top:16px;
  padding-top:14px;border-top:1px solid var(--line);
}
.tl-meta{font-size:13px;color:var(--text-2);display:flex;flex-wrap:wrap;gap:14px}
.tl-meta i{font-style:normal;color:var(--line-2)}
.tl-actions{margin-left:auto;display:flex;gap:10px}

/* ---------- 观看要点条 ---------- */
.tips-list{border-top:1px solid var(--line);margin-top:28px}
.tip-row{
  display:grid;grid-template-columns:64px 1fr 150px;align-items:center;gap:20px;
  padding:22px 16px;border-bottom:1px solid var(--line);transition:background .18s ease;
}
.tip-row:hover{background:var(--grey-block)}
.tip-row .num{font-size:26px;font-weight:800;color:var(--lime);letter-spacing:1px}
.tip-row h3{font-size:17px;font-weight:700;margin-bottom:6px}
.tip-row p{font-size:14px;color:var(--text-2)}
.tip-row .tip-tag{
  justify-self:end;font-size:12px;font-weight:700;letter-spacing:1px;color:var(--ink);
  background:var(--grey-block);border-radius:var(--r-badge);padding:6px 14px;
}
.tip-row:hover .tip-tag{background:var(--lime-soft)}

/* ---------- 订阅区 ---------- */
.subscribe{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sub-grid{display:grid;grid-template-columns:7fr 5fr;gap:56px;align-items:center}
.sub-grid h2{font-size:27px;font-weight:800;border-left:4px solid var(--lime);padding-left:16px}
.sub-grid .sub-p{margin-top:16px;font-size:15px;color:var(--text-2)}
.sub-form{margin-top:26px;display:grid;grid-template-columns:1fr auto;gap:12px;align-items:end}
.field label{display:block;font-size:13px;font-weight:500;color:var(--text-2);margin-bottom:8px}
.field input{
  width:100%;height:46px;padding:0 14px;border:1px solid var(--line-2);border-radius:var(--r-btn);
  background:#fff;outline:none;transition:border-color .18s ease,box-shadow .18s ease;
}
.field input:focus{border-color:var(--lime);box-shadow:0 0 0 2px rgba(182,240,74,.45)}
.field input.is-error{border-color:var(--error);box-shadow:0 0 0 2px rgba(201,58,34,.18)}
.form-tip{margin-top:12px;font-size:13px;color:var(--text-2)}
.form-err{display:none;margin-top:10px;font-size:13px;color:var(--error)}
.form-err.show{display:block}
.form-ok{
  display:none;margin-top:14px;font-size:13px;font-weight:700;color:var(--ink);
  background:var(--lime-soft);border-radius:var(--r-badge);padding:8px 16px;width:max-content;
}
.form-ok.show{display:block}
.sub-visual{position:relative}
.sub-visual img{
  width:100%;height:300px;object-fit:cover;border-radius:var(--r-img);
  clip-path:polygon(0 0,100% 0,100% calc(100% - 8px),0 100%);
  background:var(--ink);
}
.sub-visual .grid-deco{
  position:absolute;right:-14px;bottom:-14px;width:180px;height:120px;pointer-events:none;
  background-image:linear-gradient(rgba(14,42,34,.6) 1px,transparent 1px),linear-gradient(90deg,rgba(14,42,34,.6) 1px,transparent 1px);
  background-size:14px 14px;opacity:.06;border-radius:8px;
}

/* ---------- FAQ ---------- */
.faq-grid{display:grid;grid-template-columns:4fr 8fr;gap:56px;align-items:start}
.faq-grid h2{font-size:27px;font-weight:800;border-left:4px solid var(--lime);padding-left:16px}
.faq-grid .faq-side p{margin-top:16px;font-size:15px;color:var(--text-2)}
.faq-panel{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-1);overflow:hidden}
.faq-item + .faq-item{border-top:1px solid var(--line)}
.faq-q{
  width:100%;display:flex;align-items:center;gap:16px;text-align:left;
  background:#fff;border:0;padding:20px 24px;cursor:pointer;font-size:16px;font-weight:700;color:var(--title);
  transition:background .18s ease;
}
.faq-q:hover{background:#FCFDFB}
.faq-q .qt{flex:1;position:relative;padding-left:14px}
.faq-q .qt::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:3px;background:var(--line-2);border-radius:2px;
  transition:background .18s ease;
}
.faq-item.open .faq-q .qt::before{background:var(--lime)}
.faq-sign{
  position:relative;width:20px;height:20px;flex-shrink:0;
}
.faq-sign::before,.faq-sign::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--ink);border-radius:2px;transform:translate(-50%,-50%);
  transition:transform .2s ease,opacity .2s ease;
}
.faq-sign::before{width:13px;height:2px}
.faq-sign::after{width:2px;height:13px}
.faq-item.open .faq-sign::after{transform:translate(-50%,-50%) rotate(90deg);opacity:0}
.faq-a{
  max-height:0;overflow:hidden;transition:max-height .18s ease;
  background:var(--bg);
}
.faq-a-inner{padding:4px 24px 22px 40px;font-size:15px;color:var(--text-2);line-height:1.85}
.faq-item.open .faq-a{max-height:420px}

/* ---------- 底部 CTA ---------- */
.cta-band{background:var(--ink);position:relative;overflow:hidden}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-3.png");
  background-size:cover;background-position:center;opacity:.18;
}
.cta-band .container{position:relative;z-index:2}
.cta-inner{display:flex;flex-wrap:wrap;align-items:center;gap:32px;padding:52px 0}
.cta-inner h2{color:#fff;font-size:26px;font-weight:800;border-left:4px solid var(--lime);padding-left:16px}
.cta-inner p{color:var(--cream);font-size:15px;margin-top:12px;max-width:620px}
.cta-actions{margin-left:auto;display:flex;gap:14px;flex-wrap:wrap}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);border-top:4px solid var(--lime);color:#B7C2B8;padding:56px 0 0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.4fr;gap:44px;padding-bottom:44px}
.site-footer .brand-text{color:#fff}
.footer-about p{margin-top:16px;font-size:13.5px;line-height:1.9;color:#B7C2B8;max-width:320px}
.footer-col h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:18px;letter-spacing:.5px}
.footer-col a{display:block;font-size:13.5px;color:#B7C2B8;padding:7px 0;transition:color .16s ease}
.footer-col a:hover{color:var(--lime)}
.footer-sub .field label{color:#B7C2B8}
.footer-sub .field input{
  background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.18);color:#fff;
}
.footer-sub .field input::placeholder{color:#8A968D}
.footer-sub .field input:focus{border-color:var(--lime);box-shadow:0 0 0 2px rgba(182,240,74,.35)}
.footer-sub .form-ok{color:var(--ink)}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
  border-top:1px solid rgba(255,255,255,.12);padding:20px 0;font-size:13px;color:#B7C2B8;
}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .container{padding:0 28px}
  .search-box{width:186px}
  .main-nav{gap:22px}
}
@media (max-width:1023px){
  .main-nav,.header-actions .search-box{display:none}
  .hamburger{display:inline-flex}
  .page-head h1{font-size:32px}
  .sub-grid{grid-template-columns:1fr;gap:36px}
  .faq-grid{grid-template-columns:1fr;gap:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
  .cta-inner{padding:44px 0}
  .cta-actions{margin-left:0}
  .tip-row{grid-template-columns:52px 1fr;gap:16px}
  .tip-row .tip-tag{justify-self:start;grid-column:2}
}
@media (max-width:767px){
  .container{padding:0 16px}
  .section{padding:44px 0}
  .section-tight{padding:38px 0}
  .header-inner{height:60px;gap:16px}
  .brand-text{font-size:17px}
  .brand svg{width:26px;height:26px}
  .page-head{padding:30px 0 28px}
  .page-head h1{font-size:27px}
  .page-head .lead{font-size:15px}
  .page-title-wrap{padding-left:14px}
  .info-grid{grid-template-columns:1fr 1fr;padding:18px 0}
  .info-cell{padding:12px 16px;border-left:0;border-top:1px solid rgba(255,255,255,.12)}
  .info-cell:nth-child(1),.info-cell:nth-child(2){border-top:0}
  .info-cell:nth-child(odd){padding-left:0}
  .section-head h2{font-size:22px;padding-left:14px}
  .section-head .desc{margin-left:14px;width:100%}
  .filter-note{margin-left:0;width:100%}
  .tl-item{grid-template-columns:1fr}
  .tl-date{
    text-align:left;padding:18px 0 4px;display:flex;align-items:baseline;gap:12px;
    border-top:1px solid var(--line);margin-top:6px;
  }
  .tl-group .tl-item:first-child .tl-date{border-top:0;margin-top:0}
  .tl-date .day{font-size:16px}
  .tl-date .time{margin-top:0;font-size:14px}
  .tl-rail{display:none}
  .tl-card{padding:18px;margin-bottom:16px}
  .tl-card h3{font-size:17px}
  .tl-actions{margin-left:0;width:100%}
  .tip-row{grid-template-columns:44px 1fr;padding:18px 8px}
  .tip-row .num{font-size:22px}
  .sub-grid h2,.faq-grid h2,.cta-inner h2{font-size:22px;padding-left:14px}
  .sub-visual img{height:230px}
  .sub-form{grid-template-columns:1fr}
  .sub-form .btn{width:100%}
  .faq-q{padding:17px 18px;font-size:15px}
  .faq-a-inner{padding:2px 18px 20px 32px;font-size:14px}
  .cta-inner{gap:22px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .drawer{width:290px}
}
@media (max-width:519px){
  .brand-text{font-size:16px}
  .page-head h1{font-size:24px}
  .info-cell .v{font-size:15px}
  .tl-date .day{font-size:15px}
  .chip{height:34px;padding:0 14px;font-size:13px}
  .btn{padding:0 18px}
}

/* roulang page: category3 */
/* ============ 设计变量 ============ */
:root{
  --ink:#0E2A22;
  --ink-soft:#16382E;
  --lime:#B6F04A;
  --lime-dark:#8FD42C;
  --orange:#FF5C38;
  --lime-soft:#EAF7D6;
  --bg:#F7F8F5;
  --card:#FFFFFF;
  --gray-block:#EDF0E9;
  --line:#E2E6DD;
  --line-2:#D8DDD3;
  --text:#2A342E;
  --muted:#6B7A70;
  --head:#101A16;
  --success:#6FBF3A;
  --error:#C93A22;

  --r-badge:999px;
  --r-btn:8px;
  --r-card:12px;
  --r-img:12px;

  --sh:0 1px 2px rgba(16,26,22,.06);
  --sh-h:0 8px 24px rgba(16,26,22,.10);

  --maxw:1200px;
  --pad-d:32px;
  --pad-t:24px;
  --pad-m:16px;

  --sp-sec:72px;
  --sp-sec-dark:56px;

  --ff:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
}

/* ============ reset / base ============ */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--ff);
  font-size:16px;
  line-height:1.7;
  color:var(--text);
  background:var(--bg);
  font-variant-numeric:tabular-nums;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,figure,blockquote,ul,ol{margin:0;}
ul,ol{padding:0;list-style:none;}
a{color:var(--ink);text-decoration:none;transition:color .18s ease,background-color .18s ease,border-color .18s ease,transform .18s ease,box-shadow .18s ease;}
a:hover{color:var(--orange);}
img{max-width:100%;display:block;border-radius:var(--r-img);}
button,input,select,textarea{font:inherit;color:inherit;}
button{cursor:pointer;border:0;background:none;}
svg{display:block;}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px;border-radius:4px;}
::selection{background:var(--lime);color:var(--ink);}

/* ============ 容器 ============ */
.container{
  max-width:var(--maxw);
  margin:0 auto;
  padding:0 var(--pad-d);
}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:6px;
  height:44px;
  padding:0 22px;
  border-radius:var(--r-btn);
  font-size:15px;
  font-weight:600;
  letter-spacing:.2px;
  border:1px solid transparent;
  white-space:nowrap;
  transition:transform .18s ease,box-shadow .18s ease,background-color .18s ease,color .18s ease,border-color .18s ease;
}
.btn-sm{height:36px;padding:0 16px;font-size:14px;}
.btn-block{width:100%;}
.btn-primary{background:var(--lime);color:var(--ink);}
.btn-primary:hover{background:var(--lime-dark);color:var(--ink);transform:translateY(-1px);box-shadow:0 8px 20px rgba(14,42,34,.16);}
.btn-primary:active{transform:translateY(0);box-shadow:none;}
.btn-ghost{background:#fff;border-color:var(--ink);color:var(--ink);}
.btn-ghost:hover{background:var(--ink);color:#fff;transform:translateY(-1px);}
.btn-ghost:active{transform:translateY(0);}
.btn-outline-light{background:transparent;border-color:rgba(255,255,255,.6);color:#fff;}
.btn-outline-light:hover{background:#fff;color:var(--ink);border-color:#fff;}
.btn-lime-outline{background:transparent;border-color:var(--lime);color:var(--lime);}
.btn-lime-outline:hover{background:var(--lime);color:var(--ink);}
.btn:disabled,.btn[disabled]{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none;}

/* ============ 徽章 / 标签 ============ */
.badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  height:26px;
  padding:0 12px;
  border-radius:var(--r-badge);
  font-size:12px;
  font-weight:600;
  letter-spacing:1px;
  line-height:1;
}
.badge-live{background:var(--orange);color:#fff;}
.badge-soon{background:var(--lime-soft);color:var(--ink);}
.badge-replay{background:var(--ink);color:#fff;}
.badge-cat{background:var(--gray-block);color:var(--ink);font-weight:500;letter-spacing:.4px;}
.dot-pulse{
  width:7px;height:7px;border-radius:50%;background:#fff;
  box-shadow:0 0 0 0 rgba(255,255,255,.8);
  animation:pulse 1.4s infinite;
}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(255,255,255,.7);}
  70%{box-shadow:0 0 0 8px rgba(255,255,255,0);}
  100%{box-shadow:0 0 0 0 rgba(255,255,255,0);}
}

/* ============ Header ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:#fff;
  border-bottom:1px solid var(--line);
  box-shadow:0 1px 6px rgba(16,26,22,.05);
}
.header-inner{
  height:68px;
  display:flex;
  align-items:center;
  gap:28px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  flex:0 0 auto;
}
.brand svg{width:30px;height:30px;flex:0 0 auto;}
.brand-text{
  font-size:19px;
  font-weight:800;
  color:var(--ink);
  letter-spacing:.2px;
  white-space:nowrap;
}
.brand:hover .brand-text{color:var(--ink);}
.main-nav{
  display:flex;
  align-items:center;
  gap:28px;
  margin-left:8px;
  flex:1 1 auto;
}
.main-nav a{
  position:relative;
  font-size:15px;
  font-weight:500;
  color:var(--text);
  padding:6px 0;
  white-space:nowrap;
}
.main-nav a::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:-2px;
  height:2px;
  background:var(--lime);
  transform:scaleX(0);
  transform-origin:left;
  transition:transform .2s ease;
}
.main-nav a:hover{color:var(--ink);}
.main-nav a:hover::after{transform:scaleX(1);}
.main-nav a.active{color:var(--ink);font-weight:700;}
.main-nav a.active::after{transform:scaleX(1);}

.header-actions{
  display:flex;
  align-items:center;
  gap:14px;
  flex:0 0 auto;
}
.search-box{
  display:flex;
  align-items:center;
  gap:8px;
  width:220px;
  height:40px;
  padding:0 14px;
  background:#F2F4EF;
  border:1px solid transparent;
  border-radius:var(--r-badge);
  transition:border-color .18s ease,background-color .18s ease,box-shadow .18s ease;
}
.search-box svg{width:17px;height:17px;stroke:var(--muted);flex:0 0 auto;}
.search-box input{
  border:0;background:transparent;outline:none;
  width:100%;font-size:14px;color:var(--text);
}
.search-box input::placeholder{color:#9AA79E;}
.search-box:focus-within{background:#fff;border-color:var(--lime);box-shadow:0 0 0 2px rgba(182,240,74,.5);}
.hamburger{
  display:none;
  width:42px;height:42px;
  align-items:center;justify-content:center;
  border-radius:var(--r-btn);
  border:1px solid var(--line-2);
}
.hamburger svg{width:20px;height:20px;stroke:var(--ink);}

/* 移动抽屉 */
.drawer-mask{
  position:fixed;inset:0;background:rgba(14,42,34,.6);
  opacity:0;visibility:hidden;transition:opacity .22s ease,visibility .22s ease;z-index:80;
}
.drawer-mask.open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:290px;max-width:86vw;
  background:#fff;z-index:90;
  transform:translateX(102%);
  transition:transform .26s ease;
  display:flex;flex-direction:column;gap:6px;
  padding:22px 20px;
  overflow-y:auto;
}
.drawer.open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px;}
.drawer-close{width:38px;height:38px;display:flex;align-items:center;justify-content:center;border-radius:var(--r-btn);border:1px solid var(--line-2);}
.drawer-close svg{width:18px;height:18px;stroke:var(--ink);}
.drawer a.drawer-link{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 4px;border-bottom:1px solid var(--line);
  font-size:16px;font-weight:500;color:var(--ink);
}
.drawer a.drawer-link svg{width:16px;height:16px;stroke:var(--muted);}
.drawer a.drawer-link.active{color:var(--ink);font-weight:700;}
.drawer .drawer-foot{margin-top:18px;display:flex;flex-direction:column;gap:12px;}

/* ============ 页面标题条 ============ */
.page-head{
  background:#fff;
  border-bottom:1px solid var(--line);
  padding:34px 0 30px;
}
.crumb{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  font-size:13px;color:var(--muted);margin-bottom:18px;
}
.crumb a{color:var(--muted);}
.crumb a:hover{color:var(--orange);}
.crumb span.sep{color:var(--line-2);}
.page-title{
  display:flex;gap:16px;
}
.page-title .bar{
  width:4px;border-radius:2px;background:var(--lime);flex:0 0 auto;
}
.page-title h1{
  font-size:40px;line-height:1.25;font-weight:800;color:var(--head);
  letter-spacing:-.5px;
}
.page-title p{
  margin-top:12px;font-size:16px;color:var(--muted);max-width:760px;
}
.head-meta{
  display:flex;flex-wrap:wrap;gap:10px;margin-top:20px;
}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  height:30px;padding:0 14px;border-radius:var(--r-badge);
  background:var(--gray-block);color:var(--ink);
  font-size:13px;font-weight:500;
}
.chip-lime{background:var(--lime-soft);}

/* ============ 主体双栏 ============ */
main{padding-bottom:0;}
.guide-wrap{padding:56px 0 72px;}
.guide-layout{
  display:grid;
  grid-template-columns:280px 1fr;
  gap:40px;
  align-items:start;
}

/* 左侧目录 */
.toc{
  position:sticky;
  top:92px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--sh);
  padding:20px 18px;
}
.toc h2{
  font-size:13px;letter-spacing:1px;font-weight:600;color:var(--muted);
  text-transform:uppercase;margin-bottom:14px;padding-left:2px;
}
.toc-list{display:flex;flex-direction:column;}
.toc-item{
  display:flex;align-items:center;gap:10px;
  padding:11px 10px;
  border-left:3px solid transparent;
  border-radius:0 8px 8px 0;
  font-size:14px;color:var(--muted);font-weight:500;
  transition:background-color .18s ease,color .18s ease,border-color .18s ease;
}
.toc-item .toc-num{
  font-size:12px;font-weight:700;color:#A9B4AB;letter-spacing:.5px;flex:0 0 auto;
}
.toc-item:hover{background:var(--gray-block);color:var(--ink);}
.toc-item.active{
  border-left-color:var(--lime);
  background:var(--gray-block);
  color:var(--ink);
  font-weight:700;
}
.toc-item.active .toc-num{color:var(--ink);}
.toc-cta{
  margin-top:18px;padding-top:16px;border-top:1px solid var(--line);
}
.toc-cta p{font-size:13px;color:var(--muted);margin-bottom:12px;line-height:1.6;}

/* 右侧步骤 */
.steps{display:flex;flex-direction:column;gap:24px;}
.step{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--sh);
  padding:30px 32px 32px;
  scroll-margin-top:96px;
  transition:box-shadow .2s ease;
}
.step:hover{box-shadow:var(--sh-h);}
.step-top{
  display:flex;align-items:flex-start;gap:16px;margin-bottom:14px;
}
.step-num{
  font-size:30px;font-weight:800;color:var(--lime);
  line-height:1;flex:0 0 auto;
  letter-spacing:-1px;
  font-variant-numeric:tabular-nums;
  text-shadow:0 1px 0 rgba(14,42,34,.06);
}
.step h2{
  font-size:24px;font-weight:800;color:var(--head);line-height:1.35;
  padding-top:2px;
}
.step p{font-size:15.5px;color:var(--text);line-height:1.85;margin-bottom:14px;}
.step p:last-of-type{margin-bottom:0;}
.step figure{margin:20px 0 6px;}
.step figure img{
  width:100%;aspect-ratio:16/8;object-fit:cover;
  border-radius:var(--r-img);background:var(--ink);
}
.step figcaption{font-size:13px;color:var(--muted);margin-top:10px;}
.tip{
  display:flex;gap:12px;
  margin-top:18px;
  padding:14px 18px;
  background:var(--lime-soft);
  border-left:3px solid var(--lime);
  border-radius:0 8px 8px 0;
  font-size:14px;color:var(--ink);line-height:1.7;
}
.tip strong{font-weight:700;}
.mini-list{
  display:flex;flex-direction:column;gap:10px;margin:6px 0 4px;
}
.mini-list li{
  position:relative;
  padding-left:20px;
  font-size:15px;color:var(--text);line-height:1.8;
}
.mini-list li::before{
  content:"";
  position:absolute;left:2px;top:11px;
  width:7px;height:7px;background:var(--lime);border-radius:2px;
}

/* ============ 画质对照 ============ */
.quality{
  background:var(--ink);
  color:#fff;
  padding:var(--sp-sec-dark) 0;
  margin-top:8px;
}
.quality-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;
  margin-bottom:34px;
}
.quality-head h2{
  font-size:28px;font-weight:800;color:#fff;line-height:1.35;
}
.quality-head h2 span{
  display:block;font-size:13px;font-weight:600;letter-spacing:1px;
  color:var(--lime);margin-bottom:10px;
}
.quality-head p{font-size:15px;color:#B7C2B8;max-width:460px;}
.q-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:20px;
}
.q-card{
  background:rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.12);
  border-radius:var(--r-card);
  padding:24px 22px;
  transition:background-color .2s ease,transform .2s ease;
}
.q-card:hover{background:rgba(255,255,255,.09);transform:translateY(-2px);}
.q-card .q-tag{
  display:inline-block;font-size:12px;letter-spacing:1px;font-weight:600;
  color:var(--lime);margin-bottom:14px;
}
.q-card .q-val{
  font-size:38px;font-weight:800;color:var(--lime);line-height:1;
  letter-spacing:-1px;margin-bottom:10px;
}
.q-card .q-val small{font-size:15px;font-weight:600;margin-left:4px;letter-spacing:0;}
.q-card h3{font-size:17px;font-weight:700;color:#fff;margin-bottom:8px;}
.q-card p{font-size:14px;color:#B7C2B8;line-height:1.75;}
.q-note{
  margin-top:26px;font-size:13px;color:#8FA096;line-height:1.8;
  border-top:1px solid rgba(255,255,255,.12);padding-top:20px;
}

/* ============ 设备与环境清单 ============ */
.setup{padding:var(--sp-sec) 0;background:var(--bg);}
.section-head{margin-bottom:32px;}
.section-head h2{
  position:relative;
  font-size:28px;font-weight:800;color:var(--head);line-height:1.35;
  padding-left:16px;
}
.section-head h2::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;
  width:4px;border-radius:2px;background:var(--lime);
}
.section-head p{font-size:15px;color:var(--muted);margin-top:12px;padding-left:16px;max-width:720px;}
.setup-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
}
.setup-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh);padding:24px 22px;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.setup-card:hover{transform:translateY(-2px);box-shadow:var(--sh-h);border-color:var(--line-2);}
.setup-card .s-idx{
  font-size:13px;font-weight:700;color:var(--lime-dark);letter-spacing:1px;margin-bottom:14px;
}
.setup-card h3{font-size:17px;font-weight:700;color:var(--head);margin-bottom:10px;}
.setup-card p{font-size:14px;color:var(--muted);line-height:1.75;}

/* ============ FAQ ============ */
.faq{padding:var(--sp-sec) 0;background:#fff;border-top:1px solid var(--line);}
.faq-layout{
  display:grid;grid-template-columns:5fr 7fr;gap:44px;align-items:start;
}
.faq-intro h2{
  font-size:28px;font-weight:800;color:var(--head);line-height:1.35;margin-bottom:14px;
}
.faq-intro p{font-size:15px;color:var(--muted);line-height:1.85;margin-bottom:20px;}
.acc{display:flex;flex-direction:column;gap:12px;}
.acc-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;
}
.acc-item.open{border-color:var(--line-2);box-shadow:var(--sh);}
.acc-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 20px;text-align:left;
  font-size:16px;font-weight:600;color:var(--head);
}
.acc-q:hover{color:var(--ink);}
.acc-item.open .acc-q{color:var(--ink);}
.acc-icon{
  position:relative;width:18px;height:18px;flex:0 0 auto;
}
.acc-icon::before,.acc-icon::after{
  content:"";position:absolute;background:var(--ink);border-radius:2px;
  transition:transform .22s ease,opacity .22s ease;
}
.acc-icon::before{left:0;top:8px;width:18px;height:2px;}
.acc-icon::after{left:8px;top:0;width:2px;height:18px;}
.acc-item.open .acc-icon::after{transform:rotate(90deg);opacity:0;}
.acc-a{
  max-height:0;overflow:hidden;
  transition:max-height .3s ease;
  background:var(--bg);
}
.acc-a-inner{
  padding:0 20px 20px 20px;
  font-size:14.5px;color:var(--text);line-height:1.85;
  border-top:1px solid var(--line);
  padding-top:16px;
  margin:0 20px 20px;
  padding-left:0;padding-right:0;
  border-top:1px solid var(--line);
}
.acc-item.open .acc-a{max-height:420px;}

/* ============ CTA ============ */
.cta{
  background:var(--ink);
  padding:var(--sp-sec-dark) 0;
  position:relative;
  overflow:hidden;
}
.cta::after{
  content:"";
  position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:100% 34px;
  pointer-events:none;
}
.cta-inner{
  position:relative;z-index:2;
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
}
.cta-inner h2{font-size:28px;font-weight:800;color:#fff;line-height:1.35;margin-bottom:10px;}
.cta-inner p{font-size:15px;color:#B7C2B8;max-width:520px;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--ink);
  color:#B7C2B8;
  border-top:4px solid var(--lime);
  padding-top:52px;
  font-size:13px;
}
.footer-grid{
  display:grid;
  grid-template-columns:2.2fr 1fr 1fr 1.6fr;
  gap:36px;
  padding-bottom:38px;
}
.footer-about .brand{margin-bottom:14px;}
.footer-about .brand-text{color:#fff;font-size:17px;}
.footer-about p{line-height:1.85;color:#B7C2B8;max-width:300px;}
.footer-col h4{
  font-size:14px;font-weight:700;color:#fff;margin-bottom:16px;letter-spacing:.4px;
}
.footer-col a{
  display:block;color:#B7C2B8;font-size:13.5px;padding:6px 0;
}
.footer-col a:hover{color:var(--lime);}
.footer-sub .field{margin-bottom:12px;}
.footer-sub label{display:block;font-size:13px;font-weight:500;color:#DCE4DC;margin-bottom:8px;}
.footer-sub input{
  width:100%;height:46px;padding:0 14px;border-radius:var(--r-btn);
  border:1px solid rgba(255,255,255,.18);
  background:rgba(255,255,255,.06);color:#fff;outline:none;font-size:14px;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.footer-sub input::placeholder{color:#8FA096;}
.footer-sub input:focus{border-color:var(--lime);box-shadow:0 0 0 2px rgba(182,240,74,.35);}
.form-ok{
  display:none;margin-top:12px;padding:8px 14px;border-radius:var(--r-badge);
  background:var(--lime-soft);color:var(--ink);font-size:13px;font-weight:600;
}
.form-ok.show{display:inline-block;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:20px 0 26px;
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:#93A398;
}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .main-nav{gap:20px;}
  .search-box{width:180px;}
}
@media (max-width:1023px){
  :root{--pad-d:24px;}
  .main-nav,.search-box{display:none;}
  .hamburger{display:flex;}
  .header-inner{height:60px;justify-content:space-between;gap:12px;}
  .guide-layout{grid-template-columns:1fr;gap:24px;}
  .toc{
    position:sticky;top:60px;z-index:30;
    padding:14px 12px;border-radius:var(--r-card);
  }
  .toc h2{display:none;}
  .toc-list{
    flex-direction:row;overflow-x:auto;gap:8px;
    scrollbar-width:none;-ms-overflow-style:none;
  }
  .toc-list::-webkit-scrollbar{display:none;}
  .toc-item{
    flex:0 0 auto;border-left:0;border-bottom:3px solid transparent;
    border-radius:8px 8px 0 0;padding:8px 12px;background:var(--gray-block);
  }
  .toc-item.active{border-left:0;border-bottom-color:var(--lime);}
  .toc-cta{display:none;}
  .setup-grid{grid-template-columns:repeat(2,1fr);}
  .faq-layout{grid-template-columns:1fr;gap:28px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .quality-head{align-items:flex-start;}
}
@media (max-width:767px){
  :root{--pad-d:16px;--sp-sec:44px;--sp-sec-dark:44px;}
  .page-head{padding:24px 0 22px;}
  .page-title h1{font-size:29px;}
  .page-title p{font-size:15px;}
  .guide-wrap{padding:32px 0 44px;}
  .step{padding:22px 20px 24px;}
  .step h2{font-size:19px;}
  .step-num{font-size:24px;}
  .step p{font-size:15px;}
  .q-grid{grid-template-columns:1fr;}
  .setup-grid{grid-template-columns:1fr;}
  .section-head h2,.faq-intro h2,.cta-inner h2,.quality-head h2{font-size:22px;}
  .cta-inner{flex-direction:column;align-items:flex-start;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1 1 auto;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;gap:6px;}
  .faq{padding:44px 0;}
}
@media (max-width:479px){
  .brand-text{font-size:16px;}
  .brand svg{width:26px;height:26px;}
  .page-title h1{font-size:25px;}
  .btn{padding:0 16px;}
  .acc-q{font-size:15px;padding:16px;}
  .q-card .q-val{font-size:32px;}
}

/* roulang page: category2 */
:root{
  --ink:#0E2A22;
  --ink-2:#101A16;
  --lime:#B6F04A;
  --lime-soft:#EAF7D6;
  --lime-deep:#A9E63D;
  --orange:#FF5C38;
  --bg:#F7F8F5;
  --card:#FFFFFF;
  --gray:#EDF0E9;
  --border:#E2E6DD;
  --border-2:#D8DDD3;
  --text:#2A342E;
  --muted:#6B7A70;
  --success:#6FBF3A;
  --error:#C93A22;
  --r-pill:999px;
  --r-sm:8px;
  --r:12px;
  --sh-1:0 1px 2px rgba(16,26,22,.06);
  --sh-2:0 8px 24px rgba(16,26,22,.10);
  --sh-nav:0 1px 6px rgba(16,26,22,.05);
  --max:1200px;
  --font:-apple-system,BlinkMacSystemFont,"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Source Han Sans SC","Helvetica Neue",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.7;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
a{color:var(--ink);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--orange);text-decoration:underline}
img{max-width:100%;display:block;border:0}
button,input,textarea,select{font-family:inherit;font-size:inherit;color:inherit}
button{cursor:pointer}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 32px}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:#fff;
  border-bottom:1px solid var(--border);
  box-shadow:var(--sh-nav);
}
.header-inner{display:flex;align-items:center;gap:20px;height:68px}
.brand{display:inline-flex;align-items:center;gap:10px;flex:none}
.brand svg{width:30px;height:30px;flex:none}
.brand-text{font-size:19px;font-weight:800;letter-spacing:.2px;color:var(--ink);white-space:nowrap}
.brand:hover{text-decoration:none}
.brand:hover .brand-text{color:var(--ink)}
.main-nav{display:flex;align-items:center;gap:28px;margin-left:24px}
.main-nav a{
  position:relative;
  font-size:15px;font-weight:500;color:var(--text);
  padding:23px 0;line-height:1;
}
.main-nav a:hover{color:var(--ink);text-decoration:none}
.main-nav a.active{color:var(--ink);font-weight:700}
.main-nav a.active::after{
  content:"";position:absolute;left:0;right:0;bottom:14px;height:2px;border-radius:2px;background:var(--lime);
}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:12px}
.search-box{
  display:flex;align-items:center;gap:8px;
  width:220px;height:40px;padding:0 14px;
  background:var(--gray);border-radius:var(--r-pill);
  border:1px solid transparent;transition:box-shadow .18s ease,border-color .18s ease,background .18s ease;
}
.search-box svg{width:16px;height:16px;stroke:var(--muted);fill:none;flex:none}
.search-box input{flex:1;min-width:0;background:transparent;border:0;outline:none;font-size:14px;color:var(--text)}
.search-box input::placeholder{color:#9AA79E}
.search-box:focus-within{background:#fff;border-color:var(--lime);box-shadow:0 0 0 2px rgba(182,240,74,.85)}
.hamburger{
  display:none;width:40px;height:40px;border:1px solid var(--border);background:#fff;
  border-radius:var(--r-sm);align-items:center;justify-content:center;padding:0;
}
.hamburger svg{width:20px;height:20px;stroke:var(--ink);fill:none}
.hamburger:hover{border-color:var(--ink)}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--r-sm);
  font-size:15px;font-weight:600;letter-spacing:.2px;
  border:1px solid transparent;background:transparent;
  transition:transform .16s ease,box-shadow .16s ease,background .16s ease,color .16s ease,border-color .16s ease;
  white-space:nowrap;
}
.btn:hover{text-decoration:none;transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn:active{transform:translateY(0);box-shadow:none}
.btn-primary{background:var(--lime);color:var(--ink)}
.btn-primary:hover{background:var(--lime-deep);color:var(--ink)}
.btn-outline{background:#fff;border-color:var(--ink);color:var(--ink)}
.btn-outline:hover{background:var(--ink);color:#fff}
.btn-ghost{border-color:rgba(255,255,255,.55);color:#fff;background:transparent}
.btn-ghost:hover{background:#fff;color:var(--ink);border-color:#fff}
.btn-sm{height:36px;padding:0 16px;font-size:14px}
.btn-block{width:100%}
.btn[disabled]{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}

/* ---------- badges / tags ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  border-radius:var(--r-pill);padding:4px 12px;
  font-size:12px;font-weight:600;letter-spacing:.6px;line-height:1.6;
}
.badge-cat{background:var(--gray);color:var(--ink)}
.badge-soft{background:var(--lime-soft);color:var(--ink)}
.badge-live{background:var(--orange);color:#fff}
.badge-replay{background:var(--ink);color:#fff}
.dot-pulse{width:7px;height:7px;border-radius:50%;background:#fff;animation:pulse 1.4s infinite ease-in-out}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.35;transform:scale(.8)}}

/* ---------- page banner ---------- */
.page-banner{
  position:relative;
  background:var(--ink) url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
  color:#fff;overflow:hidden;
}
.page-banner::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(14,42,34,.95) 0%,rgba(14,42,34,.80) 46%,rgba(14,42,34,.56) 100%);
}
.page-banner::after{
  content:"";position:absolute;right:-60px;bottom:-130px;width:320px;height:320px;
  background:repeating-linear-gradient(90deg,rgba(182,240,74,.10) 0 1px,transparent 1px 26px);
  pointer-events:none;
}
.banner-inner{position:relative;z-index:2;padding:60px 0 56px;max-width:860px}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:#B7C2B8}
.crumbs a{color:#B7C2B8}
.crumbs a:hover{color:var(--lime);text-decoration:none}
.crumbs span.sep{color:rgba(255,255,255,.35)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;margin-top:20px;
  font-size:13px;letter-spacing:1px;color:var(--lime);font-weight:600;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--lime);border-radius:2px}
.page-banner h1{
  font-size:44px;line-height:1.24;font-weight:800;color:#fff;
  margin:14px 0 16px;letter-spacing:.3px;max-width:20em;
}
.banner-sub{font-size:18px;line-height:1.7;color:#E6EBE3;max-width:720px}
.banner-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.banner-tags span{
  font-size:13px;letter-spacing:.5px;color:#E6EBE3;
  background:rgba(255,255,255,.10);
  border:1px solid rgba(255,255,255,.16);
  border-radius:var(--r-pill);padding:6px 14px;
}

/* ---------- sections ---------- */
.section{padding:72px 0}
.section-tight{padding:56px 0}
.section-white{background:#fff}
.section-gray{background:var(--gray)}
.section-head{
  display:flex;justify-content:space-between;align-items:flex-end;
  gap:24px;margin-bottom:36px;flex-wrap:wrap;
}
.h2-bar{
  position:relative;padding-left:16px;
  font-size:28px;font-weight:800;line-height:1.4;color:var(--ink-2);
}
.h2-bar::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:2px;background:var(--lime);
}
.section-desc{font-size:15px;color:var(--muted);max-width:560px;line-height:1.8}
.h3-plain{font-size:18px;font-weight:700;color:var(--ink-2);line-height:1.5}

/* ---------- lead card ---------- */
.lead-card{
  display:grid;grid-template-columns:6fr 6fr;
  background:#fff;border:1px solid var(--border);border-radius:var(--r);
  overflow:hidden;box-shadow:var(--sh-1);
}
.lead-media{position:relative;background:var(--ink);min-height:360px}
.lead-media img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0}
.lead-media .badge-live{position:absolute;left:18px;top:18px;z-index:2;box-shadow:0 4px 14px rgba(0,0,0,.25)}
.lead-body{padding:38px 36px;display:flex;flex-direction:column;align-items:flex-start;gap:16px}
.lead-body .h3-plain{font-size:24px;font-weight:800;line-height:1.4}
.lead-body p{font-size:15px;line-height:1.85;color:var(--muted)}
.dot-list{display:flex;flex-direction:column;gap:10px;width:100%}
.dot-list li{position:relative;padding-left:18px;font-size:14px;line-height:1.7;color:var(--text)}
.dot-list li::before{
  content:"";position:absolute;left:0;top:9px;width:7px;height:7px;border-radius:2px;background:var(--lime);
}
.meta-row{
  display:flex;flex-wrap:wrap;gap:8px 18px;font-size:13px;color:var(--muted);
  font-variant-numeric:tabular-nums;padding-top:4px;
}
.meta-row .sep{color:var(--border-2)}

/* ---------- stat band ---------- */
.stat-band{background:var(--ink);padding:56px 0;position:relative;overflow:hidden}
.stat-band::after{
  content:"";position:absolute;right:0;top:0;bottom:0;width:280px;
  background:repeating-linear-gradient(0deg,rgba(182,240,74,.06) 0 1px,transparent 1px 22px);
  pointer-events:none;
}
.stat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:rgba(255,255,255,.12);position:relative;z-index:2}
.stat-item{background:var(--ink);padding:6px 30px}
.stat-num{
  font-size:40px;font-weight:800;color:var(--lime);line-height:1.2;
  font-variant-numeric:tabular-nums;letter-spacing:.5px;
}
.stat-num small{font-size:16px;font-weight:600;margin-left:6px;color:var(--lime);opacity:.85}
.stat-label{margin-top:8px;font-size:14px;color:#B7C2B8;line-height:1.7}

/* ---------- card grid ---------- */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.card{
  display:flex;flex-direction:column;background:#fff;
  border:1px solid var(--border);border-radius:var(--r);
  overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .18s ease,box-shadow .18s ease;
}
.card:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.card-media{position:relative;aspect-ratio:16/9;background:var(--ink);overflow:hidden}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.card:hover .card-media img{transform:scale(1.04)}
.card-media .badge{position:absolute;left:12px;top:12px;z-index:2}
.card-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.card-title{font-size:18px;font-weight:700;line-height:1.5;color:var(--ink-2)}
.card-title a{color:var(--ink-2)}
.card-title a:hover{color:var(--orange)}
.card-desc{
  font-size:14px;line-height:1.8;color:var(--muted);
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.card-foot{
  margin-top:auto;display:flex;justify-content:space-between;align-items:center;gap:12px;
  padding-top:14px;border-top:1px solid var(--border);
  font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums;
}
.card-foot .go{font-weight:600;color:var(--ink);font-size:13px}
.card-foot .go::after{content:"→";margin-left:6px}
.card:hover .card-foot .go{color:var(--orange)}

/* ---------- table ---------- */
.table-wrap{
  background:#fff;border:1px solid var(--border);border-radius:var(--r);
  overflow-x:auto;box-shadow:var(--sh-1);
}
table{width:100%;border-collapse:collapse;min-width:760px}
thead th{
  background:var(--ink);color:#fff;font-size:13px;font-weight:600;letter-spacing:1px;
  text-align:left;padding:16px 22px;white-space:nowrap;
}
tbody td{padding:16px 22px;font-size:14px;color:var(--text);border-top:1px solid var(--border)}
tbody tr:nth-child(even){background:var(--bg)}
tbody tr:hover{background:var(--gray)}
.rank-no{font-weight:800;color:var(--ink);font-variant-numeric:tabular-nums}
.num{font-variant-numeric:tabular-nums;font-weight:600;color:var(--ink-2)}
.bar-cell{display:flex;align-items:center;gap:12px;min-width:150px}
.bar-track{flex:1;height:6px;border-radius:var(--r-pill);background:var(--gray);overflow:hidden}
.bar-fill{height:100%;border-radius:var(--r-pill);background:var(--lime)}

/* ---------- tiles ---------- */
.tile-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.tile{
  background:#fff;border:1px solid var(--border);border-radius:var(--r);
  padding:26px 22px;transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
  display:block;
}
.tile:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:var(--lime);text-decoration:none}
.tile-icon{
  width:44px;height:44px;border-radius:10px;background:var(--lime-soft);
  display:flex;align-items:center;justify-content:center;margin-bottom:16px;
}
.tile-icon svg{width:22px;height:22px;stroke:var(--ink);fill:none;stroke-width:1.9}
.tile h3{font-size:17px;font-weight:700;color:var(--ink-2);margin-bottom:8px}
.tile p{font-size:14px;line-height:1.75;color:var(--muted)}

/* ---------- FAQ ---------- */
.faq-layout{display:grid;grid-template-columns:5fr 7fr;gap:48px;align-items:start}
.faq-intro p{font-size:15px;line-height:1.9;color:var(--muted);margin-top:18px}
.faq-list{display:flex;flex-direction:column;gap:10px}
.faq-item{background:#fff;border:1px solid var(--border);border-radius:var(--r);overflow:hidden;transition:box-shadow .18s ease}
.faq-item.open{box-shadow:var(--sh-1)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  background:none;border:0;padding:18px 22px;text-align:left;
  font-size:16px;font-weight:600;color:var(--ink-2);line-height:1.6;
}
.faq-item.open .faq-q{box-shadow:inset 3px 0 0 var(--lime)}
.faq-icon{
  flex:none;width:22px;height:22px;border-radius:50%;
  background:var(--lime-soft);color:var(--ink);font-size:15px;font-weight:700;
  display:flex;align-items:center;justify-content:center;transition:transform .18s ease;
}
.faq-item.open .faq-icon{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .18s ease}
.faq-a-inner{
  padding:0 22px 20px;background:var(--bg);font-size:14px;line-height:1.9;color:var(--muted);
  border-top:1px solid var(--border);padding-top:16px;
}

/* ---------- CTA ---------- */
.cta-band{background:var(--ink);padding:64px 0;position:relative;overflow:hidden}
.cta-band::before{
  content:"";position:absolute;left:-40px;top:-90px;width:260px;height:260px;
  background:repeating-linear-gradient(90deg,rgba(182,240,74,.07) 0 1px,transparent 1px 24px);
  pointer-events:none;
}
.cta-inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap}
.cta-inner h2{font-size:28px;font-weight:800;color:#fff;line-height:1.4}
.cta-inner p{margin-top:12px;font-size:16px;color:#B7C2B8;line-height:1.8;max-width:560px}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}

/* ---------- footer ---------- */
.site-footer{background:var(--ink);border-top:4px solid var(--lime);color:#B7C2B8;font-size:13px}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1.4fr;gap:40px;padding:56px 0 40px}
.footer-about .brand{margin-bottom:16px}
.footer-about .brand-text{color:#fff}
.footer-about p{font-size:13px;line-height:1.9;color:#B7C2B8;max-width:320px}
.footer-col h4{font-size:14px;font-weight:700;color:#fff;margin-bottom:16px;letter-spacing:.4px}
.footer-col a{display:block;padding:6px 0;font-size:13px;color:#B7C2B8}
.footer-col a:hover{color:var(--lime);text-decoration:none}
.footer-sub .field label{display:block;font-size:13px;font-weight:500;color:#fff;margin-bottom:8px}
.footer-sub input{
  width:100%;height:46px;border-radius:var(--r-sm);
  border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.06);
  padding:0 14px;color:#fff;outline:none;font-size:14px;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.footer-sub input::placeholder{color:#8A9A8F}
.footer-sub input:focus{border-color:var(--lime);box-shadow:0 0 0 2px rgba(182,240,74,.35)}
.form-ok{
  display:none;margin-top:12px;padding:9px 12px;border-radius:var(--r-sm);
  background:var(--lime-soft);color:var(--ink);font-size:13px;font-weight:600;
}
.form-ok.show{display:block}
.footer-bottom{
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  padding:20px 0;border-top:1px solid rgba(255,255,255,.12);
  font-size:13px;color:#B7C2B8;
}

/* ---------- drawer ---------- */
.drawer-mask{
  position:fixed;inset:0;background:rgba(14,42,34,.55);
  opacity:0;visibility:hidden;transition:opacity .22s ease,visibility .22s ease;z-index:80;
}
.drawer-mask.show{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:302px;max-width:86vw;
  background:#fff;z-index:90;padding:22px 20px;
  transform:translateX(102%);transition:transform .24s ease;
  overflow-y:auto;box-shadow:-8px 0 30px rgba(16,26,22,.16);
}
.drawer.show{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}
.drawer-close{
  width:36px;height:36px;border-radius:var(--r-sm);border:1px solid var(--border);
  background:#fff;font-size:18px;line-height:1;color:var(--ink);
}
.drawer-nav a{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 4px;font-size:16px;font-weight:500;color:var(--text);
  border-bottom:1px solid var(--border);
}
.drawer-nav a::after{content:"›";font-size:20px;color:var(--border-2);line-height:1}
.drawer-nav a.active{color:var(--ink);font-weight:700;box-shadow:inset 3px 0 0 var(--lime);padding-left:12px}
.drawer-nav a:hover{text-decoration:none;color:var(--ink)}
.drawer-cta{margin-top:22px;display:flex;flex-direction:column;gap:12px}

/* ---------- responsive ---------- */
@media (max-width:1199px){
  .card-grid{grid-template-columns:repeat(2,1fr)}
  .tile-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1.5fr 1fr 1fr;gap:32px}
  .footer-sub{grid-column:1 / -1}
}
@media (max-width:1023px){
  .container{padding:0 24px}
  .main-nav{display:none}
  .search-box{display:none}
  .header-actions .btn{display:none}
  .hamburger{display:flex}
  .page-banner h1{font-size:34px}
  .banner-sub{font-size:17px}
  .lead-card{grid-template-columns:1fr}
  .lead-media{min-height:280px;aspect-ratio:16/9}
  .stat-grid{grid-template-columns:1fr 1fr;background:transparent;gap:24px}
  .stat-item{padding:0 0 0 22px;border-left:1px solid rgba(255,255,255,.14)}
  .faq-layout{grid-template-columns:1fr;gap:28px}
  .section{padding:56px 0}
  .section-tight{padding:44px 0}
  .cta-band{padding:52px 0}
}
@media (max-width:767px){
  .container{padding:0 16px}
  .header-inner{height:60px}
  .brand-text{font-size:16px}
  .page-banner h1{font-size:28px;line-height:1.32}
  .banner-inner{padding:44px 0 40px}
  .banner-sub{font-size:15px}
  .h2-bar{font-size:22px}
  .section-head{margin-bottom:26px}
  .card-grid{grid-template-columns:1fr;gap:18px}
  .tile-grid{grid-template-columns:1fr}
  .lead-body{padding:26px 20px}
  .lead-body .h3-plain{font-size:20px}
  .stat-num{font-size:32px}
  .cta-inner h2{font-size:22px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;padding:40px 0 28px}
  .footer-about{grid-column:1 / -1}
  .footer-sub{grid-column:1 / -1}
  .card-media{aspect-ratio:16/10}
}
@media (max-width:520px){
  body{font-size:15px}
  .container{padding:0 14px}
  .page-banner h1{font-size:25px}
  .banner-tags span{font-size:12px;padding:5px 11px}
  .stat-grid{grid-template-columns:1fr 1fr;gap:20px}
  .stat-num{font-size:28px}
  .stat-item{padding-left:16px}
  .faq-q{font-size:15px;padding:16px 16px}
  .faq-a-inner{padding:14px 16px 18px}
  .cta-actions .btn{width:100%}
}

/* roulang page: category4 */
:root{
  --ink:#0E2A22;
  --ink-2:#173A2F;
  --lime:#B6F04A;
  --lime-deep:#A8E63A;
  --lime-soft:#EAF7D6;
  --orange:#FF5C38;
  --bg:#F7F8F5;
  --card:#FFFFFF;
  --gray:#EDF0E9;
  --line:#E2E6DD;
  --line-2:#D8DDD3;
  --text:#2A342E;
  --muted:#6B7A70;
  --head:#101A16;
  --r-s:8px;
  --r-m:12px;
  --r-p:999px;
  --sh-1:0 1px 2px rgba(16,26,22,.06);
  --sh-2:0 8px 24px rgba(16,26,22,.10);
  --container:1200px;
  --pad:32px;
}
*,*::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","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:var(--ink);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--orange)}
button,input,select{font:inherit;color:inherit}
button{cursor:pointer;background:none;border:0}
h1,h2,h3,h4{margin:0;color:var(--head);font-weight:700;line-height:1.32}
h1{font-weight:800}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px;border-radius:4px}
.container{max-width:var(--container);margin:0 auto;padding:0 var(--pad)}
.tnum{font-variant-numeric:tabular-nums}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--r-s);
  font-size:15px;font-weight:600;letter-spacing:.2px;
  border:1px solid transparent;white-space:nowrap;
  transition:transform .16s ease,box-shadow .16s ease,background .16s ease,color .16s ease,border-color .16s ease;
}
.btn-primary{background:var(--lime);color:var(--ink)}
.btn-primary:hover{background:var(--lime-deep);color:var(--ink);text-decoration:none;transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(0);box-shadow:none}
.btn-ghost{background:var(--card);border-color:var(--ink);color:var(--ink)}
.btn-ghost:hover{background:var(--ink);color:#fff;text-decoration:none;transform:translateY(-1px)}
.btn-ghost:active{transform:translateY(0)}
.btn-outline-light{background:transparent;border-color:rgba(255,255,255,.55);color:#fff}
.btn-outline-light:hover{background:#fff;color:var(--ink);text-decoration:none}
.btn-sm{height:40px;padding:0 18px;font-size:14px}
.btn-lg{height:48px;padding:0 26px;font-size:16px}
.btn-block{width:100%}

/* ---------- 徽章与标签 ---------- */
.badge{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:600;letter-spacing:.6px;padding:5px 12px;border-radius:var(--r-p)}
.badge-lime{background:var(--lime-soft);color:var(--ink)}
.badge-dark{background:rgba(14,42,34,.82);color:#fff}
.badge-gray{background:var(--gray);color:var(--ink)}
.badge-live{background:var(--orange);color:#fff}
.dot{width:6px;height:6px;border-radius:50%;background:currentColor;display:inline-block}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;background:#fff;
  border-bottom:1px solid var(--line);
  box-shadow:0 1px 6px rgba(16,26,22,.05);
}
.header-inner{display:flex;align-items:center;gap:20px;height:68px}
.brand{display:inline-flex;align-items:center;gap:10px;font-size:19px;font-weight:800;color:var(--ink);letter-spacing:.2px}
.brand:hover{color:var(--ink);text-decoration:none}
.brand svg{width:28px;height:28px;flex:none}
.main-nav{display:flex;align-items:center;gap:28px;margin-left:14px}
.main-nav a{position:relative;padding:22px 0;font-size:15px;font-weight:500;color:var(--ink)}
.main-nav a::after{content:"";position:absolute;left:0;right:0;bottom:14px;height:2px;background:var(--lime);opacity:0;transition:opacity .18s ease;border-radius:2px}
.main-nav a:hover{color:var(--orange);text-decoration:none}
.main-nav a.active{color:var(--ink)}
.main-nav a.active::after{opacity:1}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:12px}
.search-box{
  display:flex;align-items:center;gap:8px;width:220px;height:40px;padding:0 14px;
  background:#F2F4EF;border:1px solid transparent;border-radius:var(--r-p);
  transition:border-color .18s ease,box-shadow .18s ease;
}
.search-box svg{width:16px;height:16px;flex:none;stroke:var(--muted);fill:none;stroke-width:2}
.search-box input{width:100%;border:0;background:transparent;outline:none;font-size:14px}
.search-box input::placeholder{color:#9AA79E}
.search-box:focus-within{border-color:var(--lime);box-shadow:0 0 0 2px rgba(182,240,74,.45)}
.hamburger{display:none;width:42px;height:42px;border-radius:10px;place-items:center;border:1px solid var(--line);background:#fff}
.hamburger svg{width:20px;height:20px;stroke:var(--ink);fill:none;stroke-width:2}

/* ---------- 移动抽屉 ---------- */
.drawer-mask{position:fixed;inset:0;background:rgba(14,42,34,.55);opacity:0;pointer-events:none;transition:opacity .22s ease;z-index:80}
.drawer-mask.show{opacity:1;pointer-events:auto}
.drawer{position:fixed;top:0;right:0;height:100%;width:min(84vw,330px);background:#fff;z-index:90;transform:translateX(100%);transition:transform .26s ease;padding:22px 20px 32px;overflow:auto}
.drawer.show{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}
.drawer-head span{font-size:14px;font-weight:700;color:var(--head);letter-spacing:1px}
.drawer-close{width:36px;height:36px;border-radius:8px;border:1px solid var(--line);display:grid;place-items:center}
.drawer-close svg{width:16px;height:16px;stroke:var(--ink);fill:none;stroke-width:2}
.drawer-nav{margin:8px 0 20px}
.drawer-nav a{display:flex;align-items:center;justify-content:space-between;padding:15px 4px;border-bottom:1px solid var(--line);font-size:15px;font-weight:500;color:var(--ink)}
.drawer-nav a:hover{color:var(--orange);text-decoration:none}
.drawer-nav a.active{color:var(--ink);font-weight:700}
.drawer-nav a.active::before{content:"";position:absolute}
.drawer-nav a .arrow{color:var(--muted);font-size:14px}
.drawer-search{display:flex;align-items:center;gap:8px;height:44px;padding:0 14px;background:#F2F4EF;border-radius:var(--r-p);margin-bottom:14px}
.drawer-search svg{width:16px;height:16px;stroke:var(--muted);fill:none;stroke-width:2;flex:none}
.drawer-search input{width:100%;border:0;background:transparent;outline:none;font-size:14px}

/* ---------- 页面标题条 ---------- */
.page-head{background:#fff;border-bottom:1px solid var(--line);padding:46px 0 44px}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin-bottom:18px;flex-wrap:wrap}
.breadcrumb a{color:var(--muted)}
.breadcrumb a:hover{color:var(--orange)}
.breadcrumb .sep{color:#C3CCC4}
h1.page-title{position:relative;padding-left:18px;font-size:40px;line-height:1.24;letter-spacing:.3px}
h1.page-title::before{content:"";position:absolute;left:0;top:8px;bottom:8px;width:4px;border-radius:2px;background:var(--lime)}
.page-lead{margin-top:18px;max-width:780px;font-size:16px;color:var(--muted);line-height:1.85}
.ask-box{
  margin-top:28px;display:flex;gap:10px;align-items:center;
  max-width:760px;padding:8px;background:#fff;
  border:1px solid var(--line-2);border-radius:var(--r-m);box-shadow:var(--sh-1);
  transition:border-color .18s ease,box-shadow .18s ease;
}
.ask-box:focus-within{border-color:var(--lime);box-shadow:0 0 0 3px rgba(182,240,74,.35)}
.ask-box input{flex:1;height:46px;border:0;outline:none;background:transparent;padding:0 14px;font-size:15px}
.ask-box input::placeholder{color:#9AA79E}
.ask-box .btn{height:46px}
.tag-row{margin-top:20px;display:flex;flex-wrap:wrap;align-items:center;gap:10px}
.tag-row .tag-label{font-size:13px;color:var(--muted);letter-spacing:.5px}
.tag{
  font-size:13px;padding:6px 14px;border-radius:var(--r-p);
  background:var(--gray);color:var(--ink);border:1px solid var(--line);
  cursor:pointer;transition:background .16s ease,border-color .16s ease,transform .16s ease;
}
.tag:hover{background:var(--lime-soft);border-color:var(--lime);transform:translateY(-1px)}

/* ---------- 通用板块 ---------- */
.section{padding:72px 0}
.section.tight{padding:56px 0}
.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;margin-bottom:32px;flex-wrap:wrap}
.section-title{position:relative;padding-left:16px;font-size:28px;letter-spacing:.3px}
.section-title::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:2px;background:var(--lime)}
.section-sub{margin-top:10px;font-size:15px;color:var(--muted);max-width:720px}

/* ---------- 速览网格 ---------- */
.quick-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.quick-card{
  display:flex;flex-direction:column;gap:12px;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-m);
  padding:24px;box-shadow:var(--sh-1);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.quick-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:var(--line-2)}
.quick-num{
  width:42px;height:42px;border-radius:10px;background:var(--lime-soft);color:var(--ink);
  display:grid;place-items:center;font-size:15px;font-weight:800;font-variant-numeric:tabular-nums;
}
.quick-card h3{font-size:18px}
.quick-card p{font-size:14px;color:var(--muted);line-height:1.8}
.quick-foot{display:flex;align-items:center;justify-content:space-between;margin-top:auto;padding-top:8px;font-size:13px;color:var(--muted)}
.quick-foot .go{font-weight:600;color:var(--ink)}
.quick-card:hover .quick-foot .go{color:var(--orange)}
.quick-card:hover{text-decoration:none}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:920px}
.faq-group{margin-bottom:40px}
.faq-group:last-child{margin-bottom:0}
.group-head{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.group-head h2{font-size:22px;letter-spacing:.2px}
.group-badge{
  width:32px;height:32px;flex:none;border-radius:8px;background:var(--lime-soft);
  color:var(--ink);font-size:14px;font-weight:800;display:grid;place-items:center;
  font-variant-numeric:tabular-nums;
}
.faq-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-m);overflow:hidden;box-shadow:var(--sh-1)}
.faq-item{border-top:1px solid var(--line)}
.faq-item:first-child{border-top:0}
.faq-q{
  position:relative;width:100%;display:flex;align-items:flex-start;justify-content:space-between;gap:18px;
  padding:18px 22px 18px 24px;text-align:left;font-size:16px;font-weight:600;color:var(--head);
  transition:background .16s ease;
}
.faq-q::before{content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;background:var(--lime);opacity:0;transition:opacity .18s ease}
.faq-q:hover{background:#FAFBF8}
.faq-item.open .faq-q::before{opacity:1}
.faq-sign{
  position:relative;width:16px;height:16px;flex:none;margin-top:5px;
  transition:transform .18s ease;
}
.faq-sign::before,.faq-sign::after{content:"";position:absolute;background:var(--ink);border-radius:2px}
.faq-sign::before{left:0;right:0;top:7px;height:2px}
.faq-sign::after{top:0;bottom:0;left:7px;width:2px;transition:opacity .18s ease}
.faq-item.open .faq-sign::after{opacity:0}
.faq-a{max-height:0;overflow:hidden;transition:max-height .18s ease}
.faq-a-inner{padding:0 22px 20px 24px;font-size:15px;line-height:1.9;color:var(--text);background:#FBFCF9}
.no-result{display:none;background:var(--card);border:1px dashed var(--line-2);border-radius:var(--r-m);padding:28px;text-align:center;color:var(--muted);font-size:14px;margin-bottom:24px}
.no-result.show{display:block}

/* ---------- 联系入口条 ---------- */
.contact-band{background:var(--ink);color:#fff;padding:56px 0}
.contact-inner{display:flex;align-items:center;justify-content:space-between;gap:36px;flex-wrap:wrap}
.contact-band h2{color:#fff;font-size:28px;letter-spacing:.3px}
.contact-band p{margin-top:12px;font-size:15px;color:#B7C2B8;max-width:620px;line-height:1.85}
.contact-side{display:flex;flex-direction:column;align-items:flex-start;gap:14px}
.contact-info{display:flex;flex-wrap:wrap;gap:20px;font-size:14px;color:#B7C2B8}
.contact-info span{display:inline-flex;align-items:center;gap:8px}
.contact-info i{width:6px;height:6px;border-radius:50%;background:var(--lime);display:inline-block}

/* ---------- 频道卡 ---------- */
.channel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.channel-card{
  display:block;color:inherit;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-m);overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .22s ease,box-shadow .22s ease;
}
.channel-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);color:inherit;text-decoration:none}
.channel-thumb{position:relative;aspect-ratio:16/10;background:var(--ink)}
.channel-thumb img{width:100%;height:100%;object-fit:cover}
.channel-thumb .badge{position:absolute;left:12px;top:12px}
.channel-body{padding:20px 20px 22px}
.channel-body h3{font-size:17px;margin-bottom:8px}
.channel-body p{font-size:14px;color:var(--muted);line-height:1.8;margin-bottom:14px}
.channel-go{font-size:14px;font-weight:600;color:var(--ink)}
.channel-card:hover .channel-go{color:var(--orange)}

/* ---------- 表单 ---------- */
.field label{display:block;font-size:13px;font-weight:500;margin-bottom:8px;color:#B7C2B8}
.field input{
  width:100%;height:46px;border-radius:var(--r-s);padding:0 14px;
  border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.06);
  color:#fff;outline:none;font-size:14px;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.field input::placeholder{color:#8B9A90}
.field input:focus{border-color:var(--lime);box-shadow:0 0 0 2px rgba(182,240,74,.35)}
.form-ok{
  display:none;margin-top:12px;font-size:13px;background:var(--lime-soft);
  color:var(--ink);padding:9px 12px;border-radius:var(--r-s);font-weight:500;
}
.form-ok.show{display:block}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:#B7C2B8;border-top:4px solid var(--lime);padding-top:56px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.4fr;gap:32px;padding-bottom:40px}
.footer-about .brand{color:#fff;font-size:18px}
.footer-about .brand:hover{color:#fff}
.footer-about p{margin-top:16px;font-size:14px;line-height:1.85;color:#9FAEA4;max-width:320px}
.footer-col h4{color:#fff;font-size:14px;letter-spacing:1px;margin-bottom:16px}
.footer-col a{display:block;font-size:14px;color:#B7C2B8;padding:6px 0}
.footer-col a:hover{color:var(--lime);text-decoration:none}
.footer-sub form{margin-top:4px}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:18px 0 22px;display:flex;align-items:center;justify-content:space-between;
  gap:16px;flex-wrap:wrap;font-size:13px;color:#9FAEA4;
}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .quick-grid{gap:20px}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;row-gap:36px}
}
@media (max-width:1023px){
  :root{--pad:24px}
  .main-nav{display:none}
  .search-box{display:none}
  .hamburger{display:grid}
  .quick-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .channel-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr}
  .footer-about{grid-column:1 / -1}
  h1.page-title{font-size:34px}
  .section{padding:56px 0}
  .contact-band{padding:48px 0}
}
@media (max-width:767px){
  :root{--pad:16px}
  .header-inner{height:60px}
  .brand{font-size:16px}
  .brand svg{width:24px;height:24px}
  h1.page-title{font-size:27px;padding-left:14px}
  h1.page-title::before{top:5px;bottom:5px}
  .page-head{padding:32px 0 34px}
  .page-lead{font-size:15px}
  .ask-box{flex-wrap:wrap;padding:10px}
  .ask-box input{height:42px;padding:0 6px}
  .ask-box .btn{width:100%}
  .section-title{font-size:22px}
  .section{padding:44px 0}
  .section.tight{padding:40px 0}
  .quick-grid{grid-template-columns:1fr}
  .channel-grid{grid-template-columns:1fr}
  .faq-q{font-size:15px;padding:16px 18px 16px 20px}
  .faq-a-inner{padding:0 18px 18px 20px;font-size:14.5px}
  .contact-band h2{font-size:22px}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .footer-about p{max-width:none}
}
@media (max-width:480px){
  h1.page-title{font-size:24px}
  .badge{font-size:11px;padding:4px 10px}
  .btn{padding:0 18px}
}