/* roulang page: index */
.u-chip-base { @apply inline-flex items-center rounded-[6px] px-2.5 py-1 text-[12px] leading-none; }
  .u-truncate-2 { @apply overflow-hidden; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; }
  .u-truncate-3 { @apply overflow-hidden; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; }

:root{
  --ink:#0B1310;
  --ink-soft:#14211C;
  --volt:#C8F24E;
  --volt-deep:#9FD12F;
  --clay:#E8552B;
  --paper:#F6F4EE;
  --surface:#FFFFFF;
  --line:#E3E0D6;
  --text:#17201C;
  --muted:#6C766F;
  --muted-dark:#9AA79F;
  --ok:#2F9E6B;
  --r-card:16px;
  --r-pic:12px;
  --r-btn:10px;
  --r-chip:6px;
  --sh-1:0 1px 2px rgba(11,19,16,.06);
  --sh-2:0 14px 34px -14px rgba(11,19,16,.22);
  --num-font:"SF Mono","JetBrains Mono","Roboto Mono",ui-monospace,Menlo,Consolas,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button,input{font:inherit;color:inherit}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible,[tabindex]:focus-visible{
  outline:2px solid var(--volt);outline-offset:2px;border-radius:4px;
}
.container{width:100%;max-width:1240px;margin:0 auto;padding-left:16px;padding-right:16px}
@media(min-width:640px){.container{padding-left:24px;padding-right:24px}}
@media(min-width:1024px){.container{padding-left:32px;padding-right:32px}}
.num{font-family:var(--num-font);font-weight:700;letter-spacing:-.02em;font-variant-numeric:tabular-nums}
.section{padding-top:56px;padding-bottom:56px}
@media(min-width:768px){.section{padding-top:80px;padding-bottom:80px}}
@media(min-width:1024px){.section{padding-top:104px;padding-bottom:104px}}
.section-tight{padding-top:48px;padding-bottom:48px}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:24px;flex-wrap:wrap}
.section-title{font-size:clamp(22px,2.6vw,32px);line-height:1.3;font-weight:800;letter-spacing:-.01em}
.section-desc{margin-top:8px;font-size:14px;color:var(--muted);max-width:640px}
.text-link{font-size:14px;font-weight:600;color:var(--text);border-bottom:2px solid var(--volt);padding-bottom:2px;transition:color .18s ease}
.text-link:hover{color:var(--volt-deep)}

/* ============ 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:14px;font-weight:700;border:1px solid transparent;cursor:pointer;transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease}
.btn-primary{background:var(--volt);color:var(--ink)}
.btn-primary:hover{background:var(--volt-deep);transform:translateY(-1px);box-shadow:0 8px 18px -10px rgba(159,209,47,.9)}
.btn-ghost{border-color:rgba(255,255,255,.32);color:#fff;background:transparent}
.btn-ghost:hover{border-color:var(--volt);color:var(--volt)}
.btn-outline{border-color:var(--line);background:var(--surface);color:var(--text)}
.btn-outline:hover{border-color:var(--ink);transform:translateY(-1px)}
.btn-sm{height:38px;padding:0 16px;font-size:13px}

/* ============ 顶部导航 ============ */
.site-header{position:fixed;top:0;left:0;right:0;z-index:70;background:transparent;border-bottom:1px solid transparent;transition:background .2s ease,box-shadow .2s ease,border-color .2s ease}
.site-header.is-solid{background:var(--paper);border-bottom-color:var(--line);box-shadow:var(--sh-1)}
.header-inner{display:flex;align-items:center;gap:20px;height:72px}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{width:26px;height:26px;border-radius:7px;background:var(--volt);display:flex;align-items:center;justify-content:center;font-family:var(--num-font);font-size:13px;font-weight:700;color:var(--ink);flex:0 0 auto}
.brand-name{font-size:17px;font-weight:800;letter-spacing:-.02em;color:#fff;white-space:nowrap;transition:color .2s ease}
.site-header.is-solid .brand-name{color:var(--ink)}
.search-wrap{position:relative;flex:1 1 auto;max-width:560px;margin:0 auto;min-width:0}
.search-icon{position:absolute;left:14px;top:50%;transform:translateY(-50%);pointer-events:none}
.search-input{width:100%;height:42px;border-radius:var(--r-btn);border:1px solid rgba(255,255,255,.2);background:rgba(255,255,255,.08);padding:0 16px 0 42px;font-size:14px;color:#fff;transition:border-color .2s ease,box-shadow .2s ease,background .2s ease}
.search-input::placeholder{color:rgba(255,255,255,.62)}
.search-input:focus{outline:none;border-color:var(--volt);box-shadow:0 0 0 3px rgba(200,242,78,.25)}
.site-header.is-solid .search-input{background:var(--surface);border-color:var(--line);color:var(--text)}
.site-header.is-solid .search-input::placeholder{color:var(--muted)}
.nav-links{display:flex;align-items:center;gap:20px;flex:0 0 auto}
.nav-link{font-size:14px;font-weight:500;color:rgba(255,255,255,.84);white-space:nowrap;transition:color .18s ease}
.nav-link:hover{color:var(--volt)}
.nav-link.active{color:var(--volt);font-weight:700}
.site-header.is-solid .nav-link{color:var(--muted)}
.site-header.is-solid .nav-link:hover{color:var(--ink)}
.site-header.is-solid .nav-link.active{color:var(--ink);font-weight:700}
.nav-cta{height:38px;padding:0 18px;font-size:13px}
.site-header.is-solid .nav-cta{background:var(--ink);color:#fff}
.menu-btn{display:none;width:44px;height:44px;align-items:center;justify-content:center;border-radius:var(--r-btn);border:1px solid rgba(255,255,255,.28);background:transparent;color:#fff;cursor:pointer}
.site-header.is-solid .menu-btn{border-color:var(--line);color:var(--ink)}
.mobile-search-row{display:none;padding-bottom:12px}
.mobile-search-row .search-wrap{max-width:none;margin:0}
.mobile-search-row .search-input{height:44px}
.site-header.is-solid .mobile-search-row .search-input{background:var(--surface);border-color:var(--line);color:var(--text)}

@media(max-width:1180px){
  .nav-links{gap:14px}
  .nav-link{font-size:13px}
}
@media(max-width:1024px){
  .nav-links,.nav-cta{display:none}
  .menu-btn{display:inline-flex}
  .search-wrap{display:none}
  .mobile-search-row{display:block}
  .header-inner{height:64px;flex-wrap:wrap}
  .header-inner.top-row{height:64px}
}
@media(max-width:1024px){
  .site-header{padding-top:0}
  .site-header .mobile-search-row .search-input{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.2);color:#fff}
  .site-header.is-solid .mobile-search-row .search-input{background:var(--surface);border-color:var(--line);color:var(--text)}
}

/* 抽屉 */
.drawer-mask{position:fixed;inset:0;background:rgba(11,19,16,.6);opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;z-index:80}
.drawer-mask.open{opacity:1;visibility:visible}
.drawer{position:fixed;top:0;right:0;bottom:0;width:min(86vw,380px);background:var(--paper);z-index:90;transform:translateX(100%);transition:transform .28s ease;display:flex;flex-direction:column;padding:20px;overflow-y:auto}
.drawer.open{transform:translateX(0)}
.drawer-close{align-self:flex-end;width:40px;height:40px;border-radius:var(--r-btn);border:1px solid var(--line);background:var(--surface);cursor:pointer;font-size:18px;line-height:1}
.drawer-search{margin:18px 0 8px}
.drawer-search .search-input{background:var(--surface);border-color:var(--line);color:var(--text);height:44px}
.drawer-search .search-input::placeholder{color:var(--muted)}
.drawer-nav{margin-top:8px;border-top:1px solid var(--line)}
.drawer-nav a{display:flex;align-items:center;justify-content:space-between;height:52px;font-size:18px;font-weight:600;border-bottom:1px solid var(--line)}
.drawer-nav a.active{color:var(--volt-deep)}
.drawer-cta{margin-top:22px}
.drawer-tags{margin-top:26px;display:flex;flex-wrap:wrap;gap:8px}
.drawer-tags span{font-size:12px;color:var(--muted);border:1px solid var(--line);border-radius:var(--r-chip);padding:4px 10px}

/* ============ Hero ============ */
.hero{position:relative;overflow:hidden;background:var(--ink-soft);padding-top:96px;display:flex;flex-direction:column;justify-content:flex-end;min-height:72vh}
.hero-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0}
.hero-mask{position:absolute;inset:0;z-index:1;background:
  linear-gradient(90deg,rgba(11,19,16,.94) 0%,rgba(11,19,16,.62) 40%,rgba(11,19,16,.06) 78%,rgba(11,19,16,0) 100%),
  linear-gradient(0deg,rgba(11,19,16,.78) 0%,rgba(11,19,16,.1) 52%,rgba(11,19,16,.35) 100%);}
.hero-texture{position:absolute;inset:0;z-index:1;opacity:.04;background-image:repeating-linear-gradient(45deg,#fff 0 1px,transparent 1px 9px)}
.hero-inner{position:relative;z-index:2;padding-bottom:36px;padding-top:24px}
.hero-copy{max-width:640px}
.badge-line{display:inline-flex;align-items:center;gap:8px;height:30px;padding:0 12px;border-radius:var(--r-chip);border:1px solid rgba(200,242,78,.6);background:rgba(11,19,16,.55);color:var(--volt);font-size:12px;font-weight:700;letter-spacing:.04em}
.hero h1{margin-top:18px;font-size:clamp(30px,4.6vw,54px);line-height:1.15;font-weight:800;color:#fff;letter-spacing:-.02em;max-width:16em}
.hero-sub{margin-top:16px;font-size:16px;line-height:1.8;color:rgba(255,255,255,.82);max-width:34em}
.hero-actions{margin-top:26px;display:flex;flex-wrap:wrap;gap:12px}
.hero-stats{position:relative;z-index:2;background:rgba(11,19,16,.62);border-top:1px solid rgba(255,255,255,.14)}
.hero-stats-inner{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;padding-top:18px;padding-bottom:18px}
.stat{padding-right:12px;border-right:1px solid rgba(255,255,255,.14)}
.stat:last-child{border-right:0}
.stat-num{display:block;font-family:var(--num-font);font-weight:700;letter-spacing:-.02em;font-size:clamp(20px,2.4vw,28px);color:var(--volt);line-height:1.2}
.stat-label{display:block;margin-top:4px;font-size:13px;color:var(--muted-dark)}
@media(max-width:768px){
  .hero{min-height:auto;padding-top:132px}
  .hero-inner{padding-bottom:26px}
  .hero-stats-inner{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
  .stat:nth-child(2){border-right:0}
  .stat:nth-child(1),.stat:nth-child(2){padding-bottom:14px;border-bottom:1px solid rgba(255,255,255,.12)}
}

/* ============ 横滑片架 ============ */
.shelf-controls{display:flex;align-items:center;gap:10px}
.shelf-arrow{width:40px;height:40px;border-radius:50%;border:1px solid var(--line);background:var(--surface);color:var(--text);cursor:pointer;font-size:18px;line-height:1;display:inline-flex;align-items:center;justify-content:center;transition:background .18s ease,border-color .18s ease,color .18s ease}
.shelf-arrow:hover{background:var(--ink);border-color:var(--ink);color:var(--volt)}
.shelf-track{display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:10px;scrollbar-width:none;-ms-overflow-style:none}
.shelf-track::-webkit-scrollbar{display:none}
.shelf-card{flex:0 0 268px;scroll-snap-align:start}
@media(min-width:1024px){.shelf-card{flex:0 0 282px}}
.shelf-link{display:block;transition:transform .2s ease-out}
.shelf-link:hover{transform:translateY(-4px)}
.shelf-cover{position:relative;aspect-ratio:2/3;border-radius:var(--r-pic);overflow:hidden;background:var(--ink-soft)}
.shelf-cover img{width:100%;height:100%;object-fit:cover;transition:transform .25s ease-out}
.shelf-link:hover .shelf-cover img{transform:scale(1.04)}
.shelf-cover::after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(11,19,16,.72) 0%,rgba(11,19,16,0) 46%)}
.badge-cat{position:absolute;top:10px;left:10px;z-index:2;font-size:11px;font-weight:700;color:var(--volt);background:rgba(11,19,16,.72);border:1px solid rgba(200,242,78,.5);border-radius:var(--r-chip);padding:3px 8px}
.duration{position:absolute;top:10px;right:10px;z-index:2;font-family:var(--num-font);font-size:12px;font-weight:700;color:#fff;background:rgba(11,19,16,.72);border-radius:var(--r-chip);padding:3px 8px}
.shelf-card h3{margin-top:12px;font-size:15px;font-weight:700;line-height:1.5;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;min-height:45px}
.shelf-meta{margin-top:8px;display:flex;align-items:center;justify-content:space-between;font-size:12px;color:var(--muted)}
.shelf-link:hover h3{color:var(--volt-deep)}
@media(max-width:768px){
  .shelf-arrow{display:none}
  .shelf-dots{display:flex;gap:6px;justify-content:center;margin-top:16px}
}
@media(min-width:769px){.shelf-dots{display:none}}

/* ============ 热播推荐 ============ */
.hot-grid{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:24px}
.hot-main{grid-column:span 7}
.hot-side{grid-column:span 5}
.hot-feature{position:relative;border-radius:var(--r-card);overflow:hidden;background:var(--ink-soft);min-height:360px;display:flex;align-items:flex-end}
.hot-feature img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hot-feature-mask{position:absolute;inset:0;background:linear-gradient(0deg,rgba(11,19,16,.92) 0%,rgba(11,19,16,.35) 55%,rgba(11,19,16,.1) 100%)}
.hot-feature-body{position:relative;z-index:2;padding:28px}
.hot-feature h3{font-size:clamp(20px,2.2vw,26px);font-weight:800;color:#fff;line-height:1.35}
.hot-feature p{margin-top:12px;font-size:14px;line-height:1.85;color:rgba(255,255,255,.78);max-width:34em;overflow:hidden;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical}
.tag-row{margin-top:16px;display:flex;flex-wrap:wrap;gap:8px}
.tag{font-size:12px;color:rgba(255,255,255,.86);border:1px solid rgba(255,255,255,.26);border-radius:var(--r-chip);padding:4px 10px}
.rank-list{border-top:1px solid var(--line)}
.rank-item{display:flex;align-items:center;gap:14px;padding:14px 12px;border-bottom:1px solid var(--line);transition:background .18s ease}
.rank-item:hover{background:var(--paper)}
.rank-num{font-family:var(--num-font);font-size:18px;font-weight:700;color:var(--volt-deep);flex:0 0 34px}
.rank-item:hover .rank-num{color:var(--clay)}
.rank-title{flex:1 1 auto;font-size:15px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.rank-time{font-size:12px;color:var(--muted);white-space:nowrap}
@media(max-width:1024px){
  .hot-main,.hot-side{grid-column:span 12}
}

/* ============ 最新信息 ============ */
.news-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px}
@media(max-width:1024px){.news-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:560px){.news-grid{grid-template-columns:minmax(0,1fr)}}
.news-card{display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;transition:transform .2s ease-out,box-shadow .2s ease-out,border-color .2s ease}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:#D6D2C4}
.news-cover{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--paper)}
.news-cover img{width:100%;height:100%;object-fit:cover;transition:transform .25s ease-out}
.news-card:hover .news-cover img{transform:scale(1.04)}
.news-body{padding:18px;display:flex;flex-direction:column;flex:1 1 auto}
.news-body h3{font-size:16px;font-weight:700;line-height:1.5;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;min-height:48px}
.news-body p{margin-top:10px;font-size:13px;line-height:1.8;color:var(--muted);overflow:hidden;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical}
.news-meta{margin-top:auto;padding-top:16px;display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:12px;color:var(--muted);border-top:1px solid var(--line)}
.news-meta .arrow{color:var(--text);font-weight:700;transition:transform .18s ease}
.news-card:hover .news-meta .arrow{transform:translateX(3px);color:var(--clay)}
.news-cat{font-size:11px;color:var(--ink);background:var(--volt);border-radius:var(--r-chip);padding:3px 8px;font-weight:700}
.empty-state{grid-column:1/-1;background:var(--surface);border:1px dashed var(--line);border-radius:var(--r-card);padding:52px 24px;text-align:center}
.empty-state svg{margin:0 auto 14px}
.empty-state p{font-size:14px;color:var(--muted)}
.empty-state .btn{margin-top:20px}

/* ============ 片单分区 ============ */
.shelf-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
@media(max-width:860px){.shelf-grid{grid-template-columns:minmax(0,1fr)}}
.shelf-block{position:relative;border-radius:var(--r-card);padding:26px 26px 22px 30px;border:1px solid var(--line);background:var(--surface);overflow:hidden}
.shelf-block::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--volt)}
.shelf-block.dark{background:var(--ink-soft);border-color:rgba(255,255,255,.1);color:#fff}
.shelf-block.dark::before{background:var(--clay)}
.shelf-block.plain{background:var(--paper)}
.block-head{display:flex;align-items:baseline;gap:12px}
.block-num{font-family:var(--num-font);font-size:13px;font-weight:700;color:var(--clay);letter-spacing:.06em}
.shelf-block.dark .block-num{color:var(--volt)}
.block-title{font-size:20px;font-weight:800;line-height:1.4}
.block-desc{margin-top:10px;font-size:13px;line-height:1.8;color:var(--muted)}
.shelf-block.dark .block-desc{color:var(--muted-dark)}
.block-list{margin-top:18px;border-top:1px solid var(--line)}
.shelf-block.dark .block-list{border-top-color:rgba(255,255,255,.12)}
.block-list li{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:11px 0;border-bottom:1px solid var(--line);font-size:14px}
.shelf-block.dark .block-list li{border-bottom-color:rgba(255,255,255,.12)}
.block-list li a{flex:1 1 auto;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;transition:color .18s ease}
.block-list li a:hover{color:var(--volt-deep)}
.shelf-block.dark .block-list li a:hover{color:var(--volt)}
.block-list .t{font-size:12px;color:var(--muted);white-space:nowrap}
.shelf-block.dark .block-list .t{color:var(--muted-dark)}
.block-foot{margin-top:18px}
.block-foot a{font-size:13px;font-weight:700;border-bottom:2px solid var(--volt);padding-bottom:2px}

/* ============ 企业属性条带 ============ */
.corp-band{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.corp-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:40px;align-items:start}
.corp-grid h2{font-size:clamp(22px,2.4vw,28px);font-weight:800;line-height:1.35}
.corp-grid .corp-p{margin-top:14px;font-size:14px;line-height:1.9;color:var(--muted)}
.corp-cols{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0;border-left:1px solid var(--line)}
.corp-col{padding:4px 0 4px 24px}
.corp-col + .corp-col{border-left:1px solid var(--line)}
.corp-col h3{font-size:15px;font-weight:700}
.corp-col p{margin-top:10px;font-size:13px;line-height:1.85;color:var(--muted)}
.corp-col ul{margin-top:12px}
.corp-col li{position:relative;padding-left:16px;font-size:13px;line-height:1.9;color:var(--muted)}
.corp-col li::before{content:"";position:absolute;left:0;top:11px;width:5px;height:5px;border-radius:50%;background:var(--volt-deep)}
@media(max-width:900px){
  .corp-grid{grid-template-columns:minmax(0,1fr);gap:28px}
  .corp-cols{border-left:0;border-top:1px solid var(--line);padding-top:24px}
  .corp-col{padding-left:0}
  .corp-col + .corp-col{padding-left:20px}
}
@media(max-width:560px){
  .corp-cols{grid-template-columns:minmax(0,1fr)}
  .corp-col + .corp-col{border-left:0;border-top:1px solid var(--line);padding-left:0;padding-top:20px;margin-top:20px}
}

/* ============ FAQ ============ */
.faq-list{display:grid;gap:12px}
.faq-item{border:1px solid var(--line);border-radius:var(--r-pic);background:var(--surface);overflow:hidden}
.faq-item summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:0 20px;min-height:60px;font-size:16px;font-weight:700}
.faq-item summary::-webkit-details-marker{display:none}
.faq-plus{position:relative;flex:0 0 18px;width:18px;height:18px}
.faq-plus::before,.faq-plus::after{content:"";position:absolute;background:var(--volt-deep);border-radius:2px;transition:transform .22s ease}
.faq-plus::before{left:0;top:8px;width:18px;height:2px}
.faq-plus::after{left:8px;top:0;width:2px;height:18px}
.faq-item[open] .faq-plus::after{transform:rotate(90deg)}
.faq-item[open] .faq-plus::before{background:var(--clay)}
.faq-body{padding:0 20px 20px;background:var(--paper);border-top:1px solid var(--line)}
.faq-body p{padding-top:16px;font-size:14px;line-height:1.9;color:var(--muted);max-width:76ch}
.faq-more{margin-top:20px}
@media(max-width:768px){
  .faq-item summary{min-height:56px;font-size:15px;padding:0 16px}
  .faq-body{padding:0 16px 18px}
}

/* ============ CTA ============ */
.cta-band{background:var(--ink);position:relative;overflow:hidden}
.cta-band::before{content:"";position:absolute;inset:0;opacity:.05;background-image:repeating-linear-gradient(45deg,#fff 0 1px,transparent 1px 10px)}
.cta-grid{position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:44px;align-items:center}
.cta-grid h2{font-size:clamp(22px,2.6vw,32px);font-weight:800;color:#fff;line-height:1.3}
.cta-grid p{margin-top:14px;font-size:14px;line-height:1.9;color:var(--muted-dark);max-width:34em}
.cta-form{display:flex;gap:12px}
.cta-input{flex:1 1 auto;height:48px;border-radius:var(--r-btn);border:1px solid rgba(255,255,255,.2);background:rgba(255,255,255,.08);color:#fff;padding:0 16px;font-size:14px;min-width:0}
.cta-input::placeholder{color:rgba(255,255,255,.55)}
.cta-input:focus{outline:none;border-color:var(--volt);box-shadow:0 0 0 3px rgba(200,242,78,.25)}
.cta-form .btn{height:48px}
.cta-note{margin-top:12px;font-size:12px;color:var(--muted-dark)}
@media(max-width:860px){
  .cta-grid{grid-template-columns:minmax(0,1fr);gap:26px}
  .cta-form{flex-direction:column}
  .cta-form .btn{width:100%}
}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink);color:var(--muted-dark);padding-top:64px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px}
.footer-brand-name{font-size:17px;font-weight:800;color:#fff;letter-spacing:-.02em}
.footer-p{margin-top:14px;font-size:13px;line-height:1.9;color:var(--muted-dark);max-width:30em}
.footer-search{margin-top:18px;position:relative;max-width:280px}
.footer-search .search-input{height:40px;background:rgba(255,255,255,.07);border-color:rgba(255,255,255,.16);color:#fff;font-size:13px}
.footer-search .search-input::placeholder{color:rgba(255,255,255,.5)}
.footer-h{font-size:14px;font-weight:700;color:#fff;margin-bottom:16px}
.footer-list li{margin-bottom:11px}
.footer-list a{font-size:13px;transition:color .18s ease}
.footer-list a:hover{color:var(--volt)}
.footer-chips{display:flex;flex-wrap:wrap;gap:8px}
.footer-chips a{font-size:12px;border:1px solid rgba(255,255,255,.18);border-radius:var(--r-chip);padding:5px 10px;color:rgba(255,255,255,.72);transition:color .18s ease,border-color .18s ease}
.footer-chips a:hover{color:var(--volt);border-color:rgba(200,242,78,.5)}
.footer-contact li{font-size:13px;line-height:1.9;margin-bottom:10px}
.footer-bottom{margin-top:52px;border-top:1px solid rgba(255,255,255,.12);padding:20px 0 26px;display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;font-size:12px;color:var(--muted-dark)}
.footer-bottom .to-top{color:#fff;border-bottom:1px solid rgba(200,242,78,.6);padding-bottom:2px}
.footer-bottom .to-top:hover{color:var(--volt)}
@media(max-width:1024px){.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:560px){
  .site-footer{padding-top:48px}
  .footer-grid{grid-template-columns:minmax(0,1fr);gap:28px}
}

/* 回到顶部 */
.back-top{position:fixed;right:20px;bottom:24px;width:44px;height:44px;border-radius:var(--r-btn);background:var(--volt);color:var(--ink);border:0;cursor:pointer;font-size:18px;font-weight:700;display:inline-flex;align-items:center;justify-content:center;box-shadow:var(--sh-2);opacity:0;visibility:hidden;transition:opacity .22s ease,visibility .22s ease,transform .18s ease;z-index:60}
.back-top.show{opacity:1;visibility:visible}
.back-top:hover{transform:translateY(-2px)}

@media(prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .shelf-link:hover,.news-card:hover,.btn:hover{transform:none!important}
}

/* roulang page: article */
:root{
  --ink:#0B1310;
  --ink-soft:#14211C;
  --lime:#C8F24E;
  --lime-deep:#9FD12F;
  --clay:#E8552B;
  --paper:#F6F4EE;
  --surface:#FFFFFF;
  --line:#E3E0D6;
  --text:#17201C;
  --muted:#6C766F;
  --muted-dark:#9AA79F;
  --ok:#2F9E6B;
  --r-card:16px;
  --r-img:12px;
  --r-btn:10px;
  --r-badge:6px;
  --sh-1:0 1px 2px rgba(11,19,16,.06);
  --sh-2:0 14px 34px -14px rgba(11,19,16,.22);
  --maxw:1240px;
  --font-sans:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  --font-num:ui-monospace,"SFMono-Regular",Menlo,Consolas,"Courier New",monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--paper);
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4,p,figure,blockquote{margin:0}
ul,ol{margin:0}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px;border-radius:4px}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px}
.tnum{font-variant-numeric:tabular-nums;font-family:var(--font-num);letter-spacing:-.02em}

/* ===== 头部与导航 ===== */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(246,244,238,.94);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
  box-shadow:var(--sh-1);
}
.nav-inner{
  display:flex;align-items:center;gap:20px;min-height:72px;
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:32px;height:32px;border-radius:8px;
  background:var(--ink);color:var(--lime);
  display:grid;place-items:center;
  font-family:var(--font-num);font-weight:700;font-size:13px;letter-spacing:-.02em;
}
.brand-name{font-size:17px;font-weight:700;color:var(--ink);letter-spacing:.01em;white-space:nowrap}
.nav-search{flex:1 1 auto;max-width:540px;margin:0 auto}
.search-wrap{
  position:relative;display:flex;align-items:center;
  height:44px;border-radius:var(--r-btn);
  border:1px solid var(--line);background:var(--surface);
  padding:0 14px 0 40px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.search-wrap:focus-within{border-color:var(--lime);box-shadow:0 0 0 3px rgba(200,242,78,.28)}
.search-icon{position:absolute;left:14px;top:50%;transform:translateY(-50%)}
.search-input{
  width:100%;border:0;background:transparent;outline:none;
  font-size:14px;line-height:1.4;
}
.search-input::placeholder{color:var(--muted)}
.nav-links{display:flex;align-items:center;gap:20px;flex:0 0 auto}
.nav-link{
  font-size:15px;color:var(--text);padding:6px 0;
  border-bottom:2px solid transparent;
  transition:color .2s ease,border-color .2s ease;
}
.nav-link:hover{color:var(--ink);border-bottom-color:var(--lime-deep)}
.nav-link.active{color:var(--ink);font-weight:700;border-bottom-color:var(--lime)}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 20px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;cursor:pointer;border:1px solid transparent;
  transition:background-color .2s ease,color .2s ease,transform .2s ease,border-color .2s ease,box-shadow .2s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--lime);color:var(--ink)}
.btn-primary:hover{background:var(--lime-deep);transform:translateY(-2px);box-shadow:var(--sh-1)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--ink);background:var(--surface)}
.btn-dark{background:var(--ink);color:#fff}
.btn-dark:hover{background:var(--ink-soft);transform:translateY(-2px)}
.btn-sm{height:38px;padding:0 16px;font-size:14px}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:var(--r-btn);
  border:1px solid var(--line);background:var(--surface);cursor:pointer;
  align-items:center;justify-content:center;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);position:relative}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.mobile-search-row{display:none;padding:0 0 14px}
.drawer-mask{
  position:fixed;inset:0;background:rgba(11,19,16,.6);
  opacity:0;pointer-events:none;transition:opacity .25s ease;z-index:90;
}
.drawer{
  position:fixed;top:0;right:0;height:100%;width:min(86vw,360px);
  background:var(--surface);z-index:95;
  transform:translateX(102%);transition:transform .28s ease;
  padding:20px;overflow-y:auto;box-shadow:var(--sh-2);
}
.drawer.open{transform:translateX(0)}
.drawer-mask.open{opacity:1;pointer-events:auto}
.drawer-close{
  width:40px;height:40px;border-radius:var(--r-btn);border:1px solid var(--line);
  background:var(--paper);cursor:pointer;font-size:18px;line-height:1;
  display:grid;place-items:center;margin-left:auto;
}
.drawer-search{margin:16px 0 8px}
.drawer-links{list-style:none;padding:0;margin:8px 0 20px}
.drawer-links a{
  display:flex;align-items:center;justify-content:space-between;
  font-size:18px;line-height:52px;border-bottom:1px solid var(--line);color:var(--ink);
}
.drawer-links a:hover{color:var(--clay)}

/* ===== 面包屑与标题区 ===== */
.article-hero{
  background:var(--ink);
  background-image:
    repeating-linear-gradient(45deg,rgba(255,255,255,.04) 0 1px,transparent 1px 9px),
    linear-gradient(160deg,#0B1310 0%,#14211C 100%);
  padding:36px 0 52px;
  color:#fff;
}
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:var(--muted-dark);margin-bottom:22px;
}
.breadcrumb a{color:var(--muted-dark);transition:color .2s ease}
.breadcrumb a:hover{color:var(--lime)}
.breadcrumb .sep{opacity:.6}
.breadcrumb .current{color:#fff}
.article-title{
  font-size:clamp(24px,3.4vw,40px);
  line-height:1.28;
  font-weight:800;
  letter-spacing:-.01em;
  max-width:940px;
  color:#fff;
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:14px;
  margin-top:22px;font-size:14px;color:var(--muted-dark);
}
.article-meta .divider{width:1px;height:14px;background:rgba(255,255,255,.18)}
.badge{
  display:inline-flex;align-items:center;height:26px;padding:0 10px;
  border-radius:var(--r-badge);font-size:12px;font-weight:600;letter-spacing:.02em;
}
.badge-lime{background:rgba(200,242,78,.12);color:var(--lime);border:1px solid rgba(200,242,78,.5)}
.badge-clay{background:rgba(232,85,43,.12);color:#F08A66;border:1px solid rgba(232,85,43,.45)}

/* ===== 主体布局 ===== */
.article-main{padding:44px 0 72px}
.article-layout{
  display:grid;grid-template-columns:minmax(0,1fr);gap:32px;align-items:start;
}
.article-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--sh-1);
  overflow:hidden;
  padding:24px;
}
.article-cover{margin:0 0 26px;position:relative;border-radius:var(--r-img);overflow:hidden;background:var(--paper)}
.article-cover img{width:100%;aspect-ratio:16/9;object-fit:cover}
.article-cover figcaption{
  position:absolute;left:0;right:0;bottom:0;
  padding:22px 18px 12px;font-size:13px;color:rgba(255,255,255,.94);
  background:linear-gradient(to top,rgba(11,19,16,.82),rgba(11,19,16,0));
}
.article-body{
  max-width:760px;margin:0 auto;
  font-size:17px;line-height:1.9;color:var(--text);
}
.article-body p{margin:0 0 1.4em}
.article-body h2{
  font-size:24px;line-height:1.35;font-weight:700;
  margin:2em 0 .8em;padding-left:12px;border-left:4px solid var(--lime);
}
.article-body h3{font-size:20px;line-height:1.4;font-weight:700;margin:1.6em 0 .6em}
.article-body ul{list-style:none;padding:0;margin:0 0 1.4em}
.article-body ul li{position:relative;padding-left:20px;margin-bottom:.5em}
.article-body ul li::before{
  content:"";position:absolute;left:2px;top:.78em;
  width:7px;height:7px;border-radius:50%;background:var(--lime-deep);
}
.article-body ol{list-style:none;counter-reset:artnum;padding:0;margin:0 0 1.4em}
.article-body ol li{position:relative;counter-increment:artnum;padding-left:30px;margin-bottom:.5em}
.article-body ol li::before{
  content:counter(artnum,decimal-leading-zero);
  position:absolute;left:0;top:.15em;
  font-family:var(--font-num);font-weight:700;font-size:14px;color:var(--clay);
}
.article-body blockquote{
  margin:0 0 1.6em;padding:20px 24px;
  background:var(--paper);border-left:3px solid var(--lime);
  border-radius:0 var(--r-img) var(--r-img) 0;color:#2C3733;
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:var(--r-img);margin:1.6em auto;width:auto;max-width:100%}
.article-body figure{margin:1.6em 0}
.article-body figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:8px}
.article-body table{
  display:block;width:100%;overflow-x:auto;white-space:nowrap;
  border:1px solid var(--line);border-radius:var(--r-img);
  border-collapse:collapse;margin:0 0 1.6em;font-size:15px;
}
.article-body th,.article-body td{padding:12px 16px;border-bottom:1px solid var(--line);text-align:left}
.article-body thead th{background:var(--ink);color:#fff;font-weight:600}
.article-body tbody tr:nth-child(even){background:var(--paper)}
.article-body code{
  background:var(--paper);border:1px solid var(--line);border-radius:6px;
  padding:1px 6px;font-family:var(--font-num);font-size:14px;
}
.article-body pre{
  background:var(--paper);border:1px solid var(--line);border-radius:var(--r-img);
  padding:18px;overflow-x:auto;margin:0 0 1.6em;
}
.article-body pre code{background:none;border:0;padding:0}
.article-body a{color:#2E6E4E;border-bottom:1px solid var(--lime-deep)}
.article-body a:hover{color:var(--clay);border-bottom-color:var(--clay)}
.empty-state{
  max-width:760px;margin:0 auto;text-align:center;padding:56px 20px;
  border:1px dashed var(--line);border-radius:var(--r-img);background:var(--paper);
}
.empty-state .empty-icon{
  width:52px;height:52px;margin:0 auto 16px;border-radius:50%;
  border:1.5px solid var(--line);display:grid;place-items:center;color:var(--muted);
}
.empty-state p{color:var(--muted);margin-bottom:20px}
.article-actions{
  display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;
  margin-top:26px;padding-top:22px;border-top:1px solid var(--line);
}
.article-actions .meta-note{font-size:13px;color:var(--muted)}

/* ===== 侧栏 ===== */
.article-side{display:none}
.side-card{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-card);box-shadow:var(--sh-1);
  padding:20px;margin-bottom:20px;
}
.side-title{
  font-size:15px;font-weight:700;color:var(--ink);
  display:flex;align-items:center;gap:8px;margin-bottom:14px;
}
.side-title::before{content:"";width:4px;height:16px;border-radius:2px;background:var(--lime)}
.toc-list{list-style:none;padding:0;margin:0;max-height:340px;overflow:auto}
.toc-list a{
  display:block;font-size:14px;color:var(--muted);line-height:1.6;
  padding:8px 0 8px 12px;border-left:2px solid var(--line);
  transition:color .2s ease,border-color .2s ease;
}
.toc-list a:hover{color:var(--ink);border-left-color:var(--lime-deep)}
.toc-list a.is-active{color:var(--ink);font-weight:600;border-left-color:var(--lime)}
.toc-empty{font-size:13px;color:var(--muted);line-height:1.7}
.hot-list{list-style:none;padding:0;margin:0}
.hot-list li{border-bottom:1px solid var(--line)}
.hot-list li:last-child{border-bottom:0}
.hot-list a{display:flex;align-items:flex-start;gap:10px;padding:11px 0;transition:background-color .2s ease}
.hot-list a:hover{background:var(--paper)}
.hot-no{
  font-family:var(--font-num);font-weight:700;font-size:14px;color:var(--lime-deep);
  min-width:24px;line-height:1.6;
}
.hot-list a:hover .hot-no{color:var(--clay)}
.hot-text{font-size:14px;line-height:1.55;color:var(--text);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* ===== 相关推荐 ===== */
.related{margin-top:36px}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:20px}
.section-head h2{font-size:clamp(20px,2.4vw,26px);font-weight:800;color:var(--ink)}
.section-head .more-link{font-size:14px;color:var(--muted);transition:color .2s ease}
.section-head .more-link:hover{color:var(--clay)}
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.rec-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);display:block;
  transition:transform .2s ease,box-shadow .2s ease;
}
.rec-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.rec-cover{position:relative;overflow:hidden;background:var(--paper)}
.rec-cover img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .25s ease}
.rec-card:hover .rec-cover img{transform:scale(1.04)}
.rec-body{padding:16px}
.rec-cat{
  display:inline-flex;align-items:center;height:22px;padding:0 8px;
  border-radius:var(--r-badge);font-size:12px;font-weight:600;
  background:var(--paper);color:var(--muted);border:1px solid var(--line);margin-bottom:10px;
}
.rec-title{
  font-size:16px;font-weight:700;line-height:1.5;color:var(--ink);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.rec-meta{display:flex;align-items:center;justify-content:space-between;margin-top:12px;font-size:13px;color:var(--muted)}
.rec-arrow{color:var(--lime-deep);font-weight:700}

/* ===== CTA 条带 ===== */
.cta-band{
  background:var(--ink);
  background-image:repeating-linear-gradient(45deg,rgba(255,255,255,.04) 0 1px,transparent 1px 9px);
  padding:52px 0;color:#fff;
}
.cta-inner{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,420px);gap:32px;align-items:center}
.cta-inner h2{font-size:clamp(20px,2.6vw,28px);font-weight:800;margin-bottom:10px}
.cta-inner p{color:var(--muted-dark);font-size:15px;max-width:520px}
.cta-form{display:flex;gap:10px}
.cta-form .search-wrap{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.16)}
.cta-form .search-input{color:#fff}
.cta-form .search-input::placeholder{color:rgba(255,255,255,.55)}
.cta-note{font-size:12px;color:rgba(255,255,255,.5);margin-top:10px}

/* ===== 页脚 ===== */
.site-footer{background:var(--ink);color:#D6DBD7;padding:56px 0 20px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:32px}
.footer-brand-name{font-size:17px;font-weight:700;color:#fff}
.footer-p{font-size:14px;line-height:1.8;color:var(--muted-dark);margin:16px 0 18px;max-width:340px}
.footer-search{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.16);height:42px}
.footer-search .search-input{color:#fff}
.footer-search .search-input::placeholder{color:rgba(255,255,255,.5)}
.footer-h{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px}
.footer-list{list-style:none;padding:0;margin:0}
.footer-list li{margin-bottom:11px}
.footer-list a{font-size:14px;color:var(--muted-dark);transition:color .2s ease}
.footer-list a:hover{color:var(--lime)}
.footer-chips{display:flex;flex-wrap:wrap;gap:8px}
.footer-chips a{
  display:inline-flex;align-items:center;height:30px;padding:0 12px;
  border-radius:var(--r-badge);border:1px solid rgba(255,255,255,.16);
  font-size:13px;color:var(--muted-dark);transition:color .2s ease,border-color .2s ease;
}
.footer-chips a:hover{color:var(--lime);border-color:rgba(200,242,78,.6)}
.footer-contact{list-style:none;padding:0;margin:0}
.footer-contact li{font-size:14px;line-height:1.75;color:var(--muted-dark);margin-bottom:11px}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px 24px;align-items:center;justify-content:space-between;
  border-top:1px solid rgba(255,255,255,.1);margin-top:40px;padding-top:20px;
  font-size:13px;color:rgba(255,255,255,.52);
}
.to-top{color:var(--lime);transition:color .2s ease}
.to-top:hover{color:#fff}

/* ===== 浮动与固定元素 ===== */
.back-top{
  position:fixed;right:20px;bottom:88px;z-index:70;
  width:46px;height:46px;border-radius:var(--r-btn);border:0;
  background:var(--lime);color:var(--ink);cursor:pointer;
  display:grid;place-items:center;box-shadow:var(--sh-2);
  opacity:0;pointer-events:none;transform:translateY(10px);
  transition:opacity .25s ease,transform .25s ease,background-color .2s ease;
}
.back-top.show{opacity:1;pointer-events:auto;transform:translateY(0)}
.back-top:hover{background:var(--lime-deep)}
.sticky-bar{
  position:fixed;left:0;right:0;bottom:0;z-index:75;
  background:rgba(255,255,255,.97);border-top:1px solid var(--line);
  padding:8px 16px calc(8px + env(safe-area-inset-bottom));
  display:none;align-items:center;gap:12px;justify-content:space-between;
  box-shadow:0 -8px 24px -18px rgba(11,19,16,.4);
}
.sticky-title{
  font-size:14px;color:var(--ink);font-weight:600;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:58%;
}

/* ===== 响应式 ===== */
@media (min-width:1280px){
  .article-layout{grid-template-columns:minmax(0,1fr) 300px}
  .article-side{display:block;position:sticky;top:96px}
  .article-card{padding:48px 56px}
}
@media (max-width:1180px){
  .nav-search{max-width:380px}
  .nav-links{gap:14px}
  .nav-link{font-size:14px}
}
@media (max-width:1024px){
  .nav-links{display:none}
  .nav-cta{display:none}
  .nav-toggle{display:flex}
  .nav-inner{gap:12px}
  .nav-search{max-width:none}
  .cta-inner{grid-template-columns:minmax(0,1fr)}
  .related-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
}
@media (max-width:900px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:768px){
  .container{padding:0 16px}
  .nav-inner{min-height:64px;flex-wrap:wrap;padding-top:8px}
  .nav-search{order:3;flex-basis:100%;margin:0 0 12px;height:44px}
  .article-hero{padding:26px 0 40px}
  .article-main{padding:30px 0 64px}
  .article-card{padding:20px;border-radius:var(--r-card)}
  .article-body{font-size:16.5px}
  .article-body h2{font-size:21px}
  .article-body h3{font-size:18.5px}
  .related-grid{
    grid-template-columns:none;grid-auto-flow:column;grid-auto-columns:78%;
    overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:8px;
    scrollbar-width:none;
  }
  .related-grid::-webkit-scrollbar{display:none}
  .rec-card{scroll-snap-align:start}
  .cta-form{flex-direction:column}
  .cta-form .btn{width:100%}
  .footer-grid{grid-template-columns:1fr}
  .back-top{bottom:76px;right:14px;width:44px;height:44px}
  .sticky-bar{display:flex}
  body{padding-bottom:70px}
}
@media (max-width:520px){
  .brand-name{font-size:15px}
  .article-title{font-size:23px}
  .article-meta{font-size:13px;gap:10px}
  .article-meta .divider{display:none}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important;scroll-behavior:auto!important}
  .rec-card:hover,.btn:hover{transform:none!important}
}

/* roulang page: category1 */
:root{
    --ink:#0B1310;
    --ink-soft:#14211C;
    --lime:#C8F24E;
    --lime-deep:#9FD12F;
    --clay:#E8552B;
    --paper:#F6F4EE;
    --surface:#FFFFFF;
    --line:#E3E0D6;
    --text:#17201C;
    --muted:#6C766F;
    --muted-dark:#9AA79F;
    --ok:#2F9E6B;
    --r-card:16px;
    --r-img:12px;
    --r-btn:10px;
    --r-input:10px;
    --r-badge:6px;
    --sh-1:0 1px 2px rgba(11,19,16,.06);
    --sh-2:0 14px 34px -14px rgba(11,19,16,.22);
    --container:1240px;
  }

  *,*::before,*::after{box-sizing:border-box;}
  html{scroll-behavior:smooth;scroll-padding-top:96px;}
  body{
    margin:0;
    background:var(--paper);
    color:var(--text);
    font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
    font-size:16px;
    line-height:1.75;
    -webkit-font-smoothing:antialiased;
    text-rendering:optimizeLegibility;
  }
  img{max-width:100%;display:block;border-style:none;}
  a{color:inherit;text-decoration:none;}
  button,input{font:inherit;color:inherit;}
  h1,h2,h3,h4,p,figure,ul,ol{margin:0;}
  ul,ol{padding:0;list-style:none;}
  :focus-visible{outline:2px solid var(--lime);outline-offset:2px;}
  .num{font-variant-numeric:tabular-nums;letter-spacing:-.02em;}

  .container{
    width:100%;
    max-width:var(--container);
    margin:0 auto;
    padding:0 16px;
  }
  @media (min-width:768px){ .container{padding:0 24px;} }
  @media (min-width:1024px){ .container{padding:0 32px;} }

  /* ---------- 导航 ---------- */
  .site-header{
    position:fixed;
    top:0;left:0;right:0;
    z-index:80;
    background:transparent;
    border-bottom:1px solid transparent;
    transition:background .2s ease,border-color .2s ease,box-shadow .2s ease;
  }
  .site-header.is-solid{
    background:rgba(246,244,238,.96);
    backdrop-filter:blur(10px);
    border-bottom-color:var(--line);
    box-shadow:var(--sh-1);
  }
  .header-inner{
    display:grid;
    grid-template-columns:1fr auto;
    grid-template-areas:"brand toggle" "search search";
    align-items:center;
    gap:10px 12px;
    padding:10px 0;
  }
  .brand{grid-area:brand;display:flex;align-items:center;gap:10px;min-width:0;}
  .brand-mark{
    display:grid;place-items:center;
    width:34px;height:34px;
    flex:0 0 34px;
    border-radius:8px;
    background:var(--lime);
    color:var(--ink);
    font-weight:800;
    font-size:14px;
    letter-spacing:-.02em;
  }
  .brand-name{
    font-size:17px;
    font-weight:700;
    letter-spacing:-.01em;
    white-space:nowrap;
    color:var(--text);
    transition:color .2s ease;
  }
  .site-header:not(.is-solid) .brand-name{color:#fff;}
  .header-search{grid-area:search;width:100%;}
  .search-wrap{position:relative;display:flex;align-items:center;width:100%;}
  .search-icon{position:absolute;left:14px;top:50%;transform:translateY(-50%);pointer-events:none;}
  .search-input{
    width:100%;
    height:44px;
    padding:0 16px 0 42px;
    border-radius:var(--r-input);
    border:1px solid rgba(255,255,255,.22);
    background:rgba(255,255,255,.08);
    color:#fff;
    font-size:15px;
    transition:border-color .2s ease,background .2s ease,box-shadow .2s ease,color .2s ease;
  }
  .search-input::placeholder{color:rgba(255,255,255,.62);}
  .search-input:focus{
    outline:none;
    border-color:var(--lime);
    box-shadow:0 0 0 3px rgba(200,242,78,.25);
    background:rgba(255,255,255,.14);
  }
  .site-header.is-solid .search-input{
    background:#fff;
    border-color:var(--line);
    color:var(--text);
  }
  .site-header.is-solid .search-input::placeholder{color:var(--muted);}
  .site-header.is-solid .search-input:focus{border-color:var(--lime);}

  .nav-links{display:none;}
  .nav-link{
    position:relative;
    font-size:15px;
    font-weight:500;
    padding:6px 0;
    color:var(--muted);
    transition:color .2s ease;
    white-space:nowrap;
  }
  .site-header:not(.is-solid) .nav-link{color:rgba(255,255,255,.88);}
  .site-header:not(.is-solid) .nav-link:hover,
  .site-header:not(.is-solid) .nav-link.active{color:var(--lime);}
  .site-header.is-solid .nav-link:hover,
  .site-header.is-solid .nav-link.active{color:var(--text);}
  .nav-link.active::after{
    content:"";
    position:absolute;
    left:0;right:0;bottom:0;
    height:2px;
    border-radius:2px;
    background:var(--lime);
  }

  .btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:8px;
    height:44px;
    padding:0 20px;
    border-radius:var(--r-btn);
    border:1px solid transparent;
    font-size:15px;
    font-weight:600;
    cursor:pointer;
    transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease;
    white-space:nowrap;
  }
  .btn-lime{background:var(--lime);color:var(--ink);}
  .btn-lime:hover{background:var(--lime-deep);}
  .btn-lime:active{transform:translateY(1px);}
  .btn-ghost{border-color:rgba(255,255,255,.4);color:#fff;background:transparent;}
  .btn-ghost:hover{border-color:var(--lime);color:var(--lime);}
  .btn-outline{border-color:var(--line);background:var(--surface);color:var(--text);}
  .btn-outline:hover{border-color:var(--lime-deep);background:#fff;}
  .btn-sm{height:38px;padding:0 16px;font-size:14px;}

  .nav-cta{display:none;}

  .nav-toggle{
    grid-area:toggle;
    display:inline-flex;
    align-items:center;
    justify-content:center;
    width:44px;height:44px;
    border-radius:var(--r-btn);
    border:1px solid rgba(255,255,255,.28);
    background:rgba(255,255,255,.08);
    cursor:pointer;
  }
  .site-header.is-solid .nav-toggle{border-color:var(--line);background:#fff;}
  .nav-toggle span{
    display:block;width:18px;height:2px;border-radius:2px;background:#fff;position:relative;
  }
  .site-header.is-solid .nav-toggle span{background:var(--text);}
  .nav-toggle span::before,
  .nav-toggle span::after{
    content:"";position:absolute;left:0;width:18px;height:2px;border-radius:2px;background:inherit;
  }
  .nav-toggle span::before{top:-6px;}
  .nav-toggle span::after{top:6px;}

  @media (min-width:1024px){
    .header-inner{
      grid-template-columns:auto minmax(280px,520px) 1fr auto;
      grid-template-areas:"brand search nav cta";
      gap:24px;
      height:74px;
      padding:0;
    }
    .nav-links{grid-area:nav;display:flex;align-items:center;justify-content:flex-end;gap:22px;}
    .nav-cta{grid-area:cta;display:inline-flex;}
    .nav-toggle{display:none;}
  }

  /* ---------- 移动抽屉 ---------- */
  .drawer-mask{
    position:fixed;inset:0;
    background:rgba(11,19,16,.6);
    opacity:0;visibility:hidden;
    transition:opacity .2s ease,visibility .2s ease;
    z-index:90;
  }
  .drawer-mask.is-open{opacity:1;visibility:visible;}
  .drawer{
    position:fixed;top:0;right:0;bottom:0;
    width:min(86vw,360px);
    background:var(--paper);
    z-index:100;
    transform:translateX(100%);
    transition:transform .24s ease;
    display:flex;flex-direction:column;
    padding:18px 20px 28px;
    overflow-y:auto;
  }
  .drawer.is-open{transform:translateX(0);}
  .drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;}
  .drawer-close{
    width:44px;height:44px;border-radius:var(--r-btn);
    border:1px solid var(--line);background:#fff;cursor:pointer;
    display:grid;place-items:center;font-size:18px;color:var(--muted);
  }
  .drawer .search-input{background:#fff;border-color:var(--line);color:var(--text);}
  .drawer .search-input::placeholder{color:var(--muted);}
  .drawer-nav{margin-top:18px;border-top:1px solid var(--line);}
  .drawer-nav a{
    display:flex;align-items:center;justify-content:space-between;
    font-size:18px;line-height:52px;height:52px;
    border-bottom:1px solid var(--line);
    color:var(--text);
  }
  .drawer-nav a.active{color:var(--clay);font-weight:600;}
  .drawer-cta{margin-top:22px;width:100%;}

  /* ---------- 主体 ---------- */
  .section{padding:56px 0;}
  @media (min-width:768px){ .section{padding:80px 0;} }
  @media (min-width:1024px){ .section{padding:104px 0;} }

  /* 横幅 */
  .cat-banner{
    position:relative;
    min-height:440px;
    display:flex;
    align-items:flex-end;
    overflow:hidden;
    background:var(--ink-soft);
  }
  @media (min-width:768px){ .cat-banner{min-height:520px;} }
  .cat-banner img{
    position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
  }
  .cat-banner::after{
    content:"";
    position:absolute;inset:0;
    background:
      linear-gradient(90deg,rgba(11,19,16,.94) 0%,rgba(11,19,16,.62) 46%,rgba(11,19,16,.2) 100%),
      linear-gradient(0deg,rgba(11,19,16,.86) 0%,rgba(11,19,16,0) 58%);
  }
  .cat-banner-inner{position:relative;z-index:2;width:100%;padding:112px 0 44px;}
  .banner-badge{
    display:inline-flex;align-items:center;gap:8px;
    padding:5px 12px;border-radius:var(--r-badge);
    border:1px solid rgba(200,242,78,.55);
    background:rgba(11,19,16,.6);
    color:var(--lime);
    font-size:13px;font-weight:600;
    margin-bottom:16px;
  }
  .cat-banner h1{
    font-size:clamp(30px,4.6vw,54px);
    line-height:1.15;
    font-weight:800;
    letter-spacing:-.02em;
    color:#fff;
    max-width:760px;
  }
  .banner-lead{
    margin-top:16px;
    max-width:660px;
    font-size:16px;
    line-height:1.85;
    color:rgba(255,255,255,.82);
  }
  @media (min-width:768px){ .banner-lead{font-size:17px;} }
  .banner-stats{
    margin-top:26px;
    display:grid;
    grid-template-columns:repeat(2,minmax(0,1fr));
    gap:14px 20px;
    max-width:640px;
    padding-top:20px;
    border-top:1px solid rgba(255,255,255,.16);
  }
  @media (min-width:768px){ .banner-stats{grid-template-columns:repeat(4,minmax(0,1fr));} }
  .banner-stat .num{font-size:24px;font-weight:700;color:var(--lime);display:block;}
  .banner-stat span:last-child{font-size:13px;color:rgba(255,255,255,.72);}

  /* 面包屑 */
  .crumbs{
    display:flex;flex-wrap:wrap;align-items:center;gap:8px;
    font-size:13px;color:var(--muted);
    padding:18px 0;
  }
  .crumbs a:hover{color:var(--text);}
  .crumbs .sep{color:var(--muted-dark);}
  .crumbs .cur{color:var(--text);font-weight:600;}

  /* 筛选条 */
  .filter-bar{
    border-bottom:1px solid var(--line);
    padding-bottom:20px;
    margin-bottom:34px;
  }
  .filter-title{
    font-size:13px;color:var(--muted);letter-spacing:.04em;margin-bottom:12px;
  }
  .chip-row{display:flex;flex-wrap:wrap;gap:10px;}
  .chip{
    display:inline-flex;align-items:center;
    height:38px;padding:0 16px;
    border-radius:999px;
    border:1px solid var(--line);
    background:var(--surface);
    color:var(--muted);
    font-size:14px;
    transition:background .2s ease,color .2s ease,border-color .2s ease;
  }
  .chip:hover{border-color:var(--lime-deep);color:var(--text);}
  .chip.is-active{background:var(--lime);border-color:var(--lime);color:var(--ink);font-weight:600;}

  /* 区块标题 */
  .section-head{
    display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;
    gap:14px;margin-bottom:28px;
  }
  .eyebrow{
    display:block;
    font-size:13px;
    font-weight:600;
    letter-spacing:.06em;
    color:var(--clay);
    margin-bottom:8px;
  }
  .section-head h2{
    font-size:clamp(22px,2.6vw,32px);
    line-height:1.3;
    font-weight:700;
    letter-spacing:-.01em;
  }
  .link-more{
    font-size:14px;font-weight:600;color:var(--text);
    border-bottom:2px solid var(--lime);
    padding-bottom:2px;
    transition:color .2s ease,border-color .2s ease;
  }
  .link-more:hover{color:var(--clay);border-color:var(--clay);}

  /* 卡片网格 */
  .card-grid{
    display:grid;
    grid-template-columns:1fr;
    gap:20px;
  }
  @media (min-width:640px){ .card-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:22px;} }
  @media (min-width:1024px){ .card-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;} }

  .mcard{
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:var(--r-card);
    overflow:hidden;
    box-shadow:var(--sh-1);
    transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  }
  .mcard:hover{
    transform:translateY(-4px);
    box-shadow:var(--sh-2);
    border-color:#D6D2C4;
  }
  .mcard-link{display:block;height:100%;}
  .mcard-cover{
    position:relative;
    aspect-ratio:16/10;
    overflow:hidden;
    background:var(--ink-soft);
  }
  .mcard-cover img{
    width:100%;height:100%;object-fit:cover;
    transition:transform .2s ease;
  }
  .mcard:hover .mcard-cover img{transform:scale(1.04);}
  .mcard-tag{
    position:absolute;top:12px;left:12px;
    padding:3px 10px;
    border-radius:var(--r-badge);
    background:rgba(11,19,16,.8);
    border:1px solid rgba(200,242,78,.5);
    color:var(--lime);
    font-size:12px;font-weight:600;
  }
  .mcard-time{
    position:absolute;top:12px;right:12px;
    padding:3px 10px;
    border-radius:var(--r-badge);
    background:rgba(11,19,16,.66);
    color:#fff;
    font-size:12px;
    font-variant-numeric:tabular-nums;
    letter-spacing:-.02em;
  }
  .mcard-body{padding:16px 18px 18px;}
  .mcard-body h3{
    font-size:17px;
    line-height:1.45;
    font-weight:700;
    display:-webkit-box;
    -webkit-line-clamp:2;
    -webkit-box-orient:vertical;
    overflow:hidden;
    min-height:calc(1.45em * 2);
  }
  .mcard-desc{
    margin-top:8px;
    font-size:14px;
    line-height:1.7;
    color:var(--muted);
    display:-webkit-box;
    -webkit-line-clamp:2;
    -webkit-box-orient:vertical;
    overflow:hidden;
  }
  .mcard-meta{
    margin-top:14px;
    padding-top:12px;
    border-top:1px solid var(--line);
    display:flex;align-items:center;justify-content:space-between;
    font-size:13px;color:var(--muted);
  }
  .mcard-meta .dot{
    width:6px;height:6px;border-radius:50%;background:var(--lime-deep);
    display:inline-block;margin-right:7px;vertical-align:middle;
  }
  .mcard-arrow{color:var(--muted-dark);transition:color .2s ease,transform .2s ease;}
  .mcard:hover .mcard-arrow{color:var(--clay);transform:translateX(3px);}

  /* 数据条 */
  .stat-strip{
    background:var(--ink);
    border-radius:20px;
    padding:30px 24px;
    display:grid;
    grid-template-columns:repeat(2,minmax(0,1fr));
    gap:24px 18px;
    position:relative;
    overflow:hidden;
  }
  .stat-strip::before{
    content:"";position:absolute;inset:0;
    background:repeating-linear-gradient(45deg,rgba(255,255,255,.04) 0 2px,transparent 2px 12px);
    pointer-events:none;
  }
  @media (min-width:768px){
    .stat-strip{grid-template-columns:repeat(4,minmax(0,1fr));padding:36px 32px;}
  }
  .stat-cell{position:relative;z-index:1;}
  @media (min-width:768px){
    .stat-cell{padding-left:24px;border-left:1px solid rgba(255,255,255,.12);}
    .stat-cell:first-child{padding-left:0;border-left:none;}
  }
  .stat-cell .num{
    display:block;
    font-size:clamp(26px,3vw,34px);
    font-weight:700;
    color:var(--lime);
    line-height:1.1;
  }
  .stat-cell p{margin-top:8px;font-size:13px;line-height:1.6;color:rgba(255,255,255,.72);}

  /* 步骤 */
  .step-list{
    display:grid;
    grid-template-columns:1fr;
    gap:20px;
  }
  @media (min-width:768px){ .step-list{grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;} }
  .step-card{
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:var(--r-card);
    padding:24px 22px 26px;
    border-left:4px solid var(--lime);
    transition:box-shadow .2s ease,transform .2s ease;
  }
  .step-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
  .step-card .num{
    display:block;
    font-size:28px;
    font-weight:700;
    color:var(--lime-deep);
    line-height:1;
  }
  .step-card h3{margin-top:14px;font-size:20px;line-height:1.4;font-weight:700;}
  .step-card p{margin-top:10px;font-size:15px;line-height:1.8;color:var(--muted);}

  /* 分页 */
  .pager{
    display:flex;flex-wrap:wrap;align-items:center;justify-content:center;
    gap:8px;margin-top:44px;
  }
  .pager-btn,.pager-num{
    display:inline-flex;align-items:center;justify-content:center;
    min-width:44px;height:44px;padding:0 14px;
    border-radius:var(--r-btn);
    border:1px solid var(--line);
    background:var(--surface);
    font-size:14px;color:var(--muted);
    transition:border-color .2s ease,color .2s ease,background .2s ease;
    font-variant-numeric:tabular-nums;
  }
  .pager-btn:hover,.pager-num:hover{border-color:var(--lime-deep);color:var(--text);}
  .pager-num.is-active{background:var(--lime);border-color:var(--lime);color:var(--ink);font-weight:700;}
  .pager-btn.is-disabled{opacity:.45;pointer-events:none;}
  .pager-dots{color:var(--muted-dark);padding:0 4px;}

  /* FAQ */
  .faq-list{max-width:900px;}
  .faq-item{
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:12px;
    overflow:hidden;
    margin-bottom:12px;
  }
  .faq-item summary{
    list-style:none;
    cursor:pointer;
    height:60px;
    display:flex;align-items:center;justify-content:space-between;
    gap:16px;
    padding:0 20px;
    font-size:16px;
    font-weight:600;
    color:var(--text);
  }
  .faq-item summary::-webkit-details-marker{display:none;}
  .faq-plus{
    flex:0 0 22px;
    width:22px;height:22px;
    position:relative;
    transition:transform .2s ease;
  }
  .faq-plus::before,.faq-plus::after{
    content:"";position:absolute;left:50%;top:50%;
    background:var(--lime-deep);
    transform:translate(-50%,-50%);
  }
  .faq-plus::before{width:14px;height:2px;}
  .faq-plus::after{width:2px;height:14px;}
  .faq-item[open] .faq-plus{transform:rotate(45deg);}
  .faq-body{
    background:var(--paper);
    padding:0 20px 18px;
    font-size:15px;
    line-height:1.85;
    color:var(--muted);
  }
  @media (max-width:520px){
    .faq-item summary{height:56px;font-size:15px;}
  }

  /* CTA */
  .cta-band{
    position:relative;
    overflow:hidden;
    background:var(--ink);
    padding:52px 0;
  }
  .cta-band::before{
    content:"";position:absolute;inset:0;
    background:repeating-linear-gradient(45deg,rgba(255,255,255,.045) 0 2px,transparent 2px 12px);
    pointer-events:none;
  }
  .cta-inner{
    position:relative;z-index:1;
    display:grid;
    grid-template-columns:1fr;
    gap:28px;
    align-items:center;
  }
  @media (min-width:900px){
    .cta-inner{grid-template-columns:1.15fr 1fr;gap:48px;}
  }
  .cta-inner h2{
    font-size:clamp(22px,2.6vw,30px);
    line-height:1.35;
    font-weight:700;
    color:#fff;
  }
  .cta-inner p{
    margin-top:12px;
    font-size:15px;
    line-height:1.85;
    color:rgba(255,255,255,.74);
    max-width:520px;
  }
  .cta-form{display:flex;flex-wrap:wrap;gap:12px;}
  .cta-form .search-input{
    flex:1 1 220px;
    height:48px;
    padding-left:16px;
    background:rgba(255,255,255,.08);
    border-color:rgba(255,255,255,.22);
  }
  .cta-form .btn{height:48px;flex:0 0 auto;}
  .cta-note{
    margin-top:12px;
    font-size:12px;
    line-height:1.6;
    color:var(--muted-dark);
  }
  @media (max-width:640px){
    .cta-form{flex-direction:column;}
    .cta-form .btn{width:100%;}
  }

  /* 页脚 */
  .site-footer{
    background:var(--ink);
    color:rgba(255,255,255,.82);
    padding:64px 0 28px;
  }
  .footer-grid{
    display:grid;
    grid-template-columns:1fr;
    gap:36px;
  }
  @media (min-width:640px){ .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));} }
  @media (min-width:1024px){ .footer-grid{grid-template-columns:1.6fr 1fr 1.2fr 1.3fr;gap:40px;} }
  .footer-brand-name{
    font-size:17px;font-weight:700;color:#fff;letter-spacing:-.01em;
  }
  .footer-p{
    margin-top:16px;
    font-size:14px;
    line-height:1.85;
    color:rgba(255,255,255,.66);
    max-width:340px;
  }
  .footer-search{margin-top:18px;max-width:320px;}
  .footer-search .search-input{height:42px;font-size:14px;}
  .footer-h{
    font-size:15px;font-weight:700;color:#fff;margin-bottom:16px;
  }
  .footer-list li{margin-bottom:10px;}
  .footer-list a{
    font-size:14px;color:rgba(255,255,255,.7);
    transition:color .2s ease;
  }
  .footer-list a:hover{color:var(--lime);}
  .footer-chips{display:flex;flex-wrap:wrap;gap:10px;}
  .footer-chips a{
    display:inline-flex;align-items:center;
    height:32px;padding:0 12px;
    border-radius:var(--r-badge);
    border:1px solid rgba(255,255,255,.2);
    background:rgba(255,255,255,.04);
    font-size:13px;
    color:rgba(255,255,255,.76);
    transition:color .2s ease,border-color .2s ease;
  }
  .footer-chips a:hover{color:var(--lime);border-color:rgba(200,242,78,.5);}
  .footer-contact li{
    font-size:14px;
    line-height:1.8;
    color:rgba(255,255,255,.68);
    margin-bottom:12px;
    padding-left:14px;
    position:relative;
  }
  .footer-contact li::before{
    content:"";position:absolute;left:0;top:11px;
    width:5px;height:5px;border-radius:50%;background:var(--lime-deep);
  }
  .footer-bottom{
    margin-top:44px;
    padding-top:20px;
    border-top:1px solid rgba(255,255,255,.12);
    display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;
    gap:12px;
    font-size:13px;
    color:var(--muted-dark);
  }
  .to-top{
    display:inline-flex;align-items:center;gap:6px;
    height:36px;padding:0 14px;
    border-radius:var(--r-btn);
    border:1px solid rgba(255,255,255,.22);
    color:rgba(255,255,255,.82);
    transition:color .2s ease,border-color .2s ease,background .2s ease;
  }
  .to-top:hover{color:var(--ink);background:var(--lime);border-color:var(--lime);}

  /* 移动端底部固定条 */
  .mobile-bar{
    position:fixed;
    left:0;right:0;bottom:0;
    z-index:70;
    background:rgba(11,19,16,.96);
    backdrop-filter:blur(8px);
    border-top:1px solid rgba(255,255,255,.12);
    height:56px;
    display:flex;align-items:center;gap:12px;
    padding:0 16px calc(0px + env(safe-area-inset-bottom));
  }
  .mobile-bar span{
    flex:1 1 auto;min-width:0;
    font-size:14px;font-weight:600;color:#fff;
    white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
  }
  .mobile-bar .btn{height:40px;font-size:14px;}
  @media (min-width:1024px){ .mobile-bar{display:none;} }
  @media (max-width:1023px){ body{padding-bottom:56px;} }

  @media (prefers-reduced-motion:reduce){
    *,*::before,*::after{
      transition-duration:.01ms !important;
      animation-duration:.01ms !important;
    }
    html{scroll-behavior:auto;}
    .mcard:hover{transform:none;}
    .mcard:hover .mcard-cover img{transform:none;}
    .step-card:hover{transform:none;}
  }

/* roulang page: category2 */
:root{
    --ink:#0B1310;
    --ink-soft:#14211C;
    --lime:#C8F24E;
    --lime-deep:#9FD12F;
    --clay:#E8552B;
    --paper:#F6F4EE;
    --surface:#FFFFFF;
    --line:#E3E0D6;
    --text:#17201C;
    --muted:#6C766F;
    --muted-dark:#9AA79F;
    --ok:#2F9E6B;
    --sh-1:0 1px 2px rgba(11,19,16,.06);
    --sh-2:0 14px 34px -14px rgba(11,19,16,.22);
    --maxw:1240px;
  }

  *,*::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","Noto Sans SC",system-ui,-apple-system,sans-serif;
    background:var(--paper);
    color:var(--text);
    font-size:16px;
    line-height:1.75;
    -webkit-font-smoothing:antialiased;
  }
  h1,h2,h3,h4,p,ul,ol,figure{margin:0}
  ul,ol{padding:0;list-style:none}
  a{color:inherit;text-decoration:none}
  img{display:block;max-width:100%;height:auto}
  button,input{font:inherit;color:inherit}
  button{background:none;border:0;cursor:pointer}
  :focus-visible{outline:2px solid var(--lime);outline-offset:2px}
  .sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
  .skip{position:absolute;left:-9999px;top:0;background:var(--lime);color:var(--ink);padding:10px 16px;border-radius:0 0 10px 0;z-index:200;font-weight:700}
  .skip:focus{left:0}
  .num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum";letter-spacing:-.02em;font-weight:700}
  .line-1{display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}
  .line-2{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
  .line-3{display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}

  .container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 16px}
  @media (min-width:640px){.container{padding:0 24px}}
  @media (min-width:1024px){.container{padding:0 32px}}

  /* ============ 导航 ============ */
  .site-header{
    position:sticky;top:0;z-index:60;
    background:rgba(246,244,238,.96);
    border-bottom:1px solid var(--line);
    transition:box-shadow .2s ease,background .2s ease;
    backdrop-filter:saturate(150%) blur(6px);
  }
  .site-header.scrolled{box-shadow:var(--sh-1)}
  .nav-shell{display:flex;align-items:center;gap:20px;min-height:74px;padding-top:10px;padding-bottom:10px}
  .brand{display:flex;align-items:center;gap:10px;flex:none}
  .brand-mark{
    width:34px;height:34px;border-radius:8px;background:var(--lime);color:var(--ink);
    display:grid;place-items:center;font-size:13px;font-weight:800;letter-spacing:-.02em;flex:none;
  }
  .brand-name{font-size:17px;font-weight:700;letter-spacing:-.01em;white-space:nowrap}
  .search-wrap{
    position:relative;display:flex;align-items:center;gap:10px;
    background:var(--surface);border:1px solid var(--line);border-radius:10px;
    height:42px;padding:0 14px;transition:border-color .2s,box-shadow .2s,background .2s;
  }
  .search-wrap:focus-within{border-color:var(--lime);box-shadow:0 0 0 3px rgba(200,242,78,.25)}
  .search-icon{flex:none}
  .search-input{width:100%;height:100%;border:0;outline:0;background:transparent;font-size:14px;color:var(--text)}
  .search-input::placeholder{color:var(--muted)}
  .nav-search{flex:1 1 auto;max-width:520px;margin:0 auto}
  .nav-links{display:flex;align-items:center;gap:18px;flex:none}
  .nav-link{font-size:14.5px;color:var(--muted);padding:8px 2px;position:relative;white-space:nowrap;transition:color .18s ease}
  .nav-link:hover{color:var(--text)}
  .nav-link.active{color:var(--text);font-weight:700}
  .nav-link.active::after{content:"";position:absolute;left:0;right:0;bottom:0;height:3px;border-radius:3px;background:var(--lime)}
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    height:46px;padding:0 22px;border-radius:10px;font-size:15px;font-weight:600;
    border:1px solid transparent;transition:background .18s ease,color .18s ease,border-color .18s ease,transform .18s ease;
    white-space:nowrap;
  }
  .btn:active{transform:translateY(1px)}
  .btn-primary{background:var(--lime);color:var(--ink)}
  .btn-primary:hover{background:var(--lime-deep)}
  .btn-ghost{border-color:rgba(255,255,255,.34);color:#fff;background:transparent}
  .btn-ghost:hover{border-color:var(--lime);color:var(--lime)}
  .btn-outline{border-color:var(--line);background:var(--surface);color:var(--text)}
  .btn-outline:hover{border-color:var(--ink);background:var(--ink);color:var(--lime)}
  .btn-sm{height:40px;padding:0 16px;font-size:14px}
  .nav-cta{flex:none}
  .nav-toggle{
    display:none;flex-direction:column;justify-content:center;align-items:center;gap:4px;
    width:44px;height:44px;border:1px solid var(--line);border-radius:10px;background:var(--surface);flex:none;
  }
  .nav-toggle span{display:block;width:18px;height:2px;background:var(--text);border-radius:2px}

  /* 抽屉 */
  .drawer-mask{
    position:fixed;inset:0;background:rgba(11,19,16,.6);opacity:0;pointer-events:none;
    transition:opacity .25s ease;z-index:80;
  }
  .drawer-mask.show{opacity:1;pointer-events:auto}
  .mobile-drawer{
    position:fixed;top:0;right:0;bottom:0;width:min(86vw,340px);z-index:90;
    background:var(--ink);color:#fff;padding:22px;display:flex;flex-direction:column;gap:18px;
    transform:translateX(100%);transition:transform .25s ease-out;overflow-y:auto;
  }
  .mobile-drawer.open{transform:translateX(0)}
  .drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px}
  .drawer-close{width:40px;height:40px;border-radius:10px;border:1px solid rgba(255,255,255,.18);color:#fff;font-size:20px;line-height:1;display:grid;place-items:center}
  .drawer-close:hover{border-color:var(--lime);color:var(--lime)}
  .drawer-search{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.16)}
  .drawer-search .search-input{color:#fff}
  .drawer-search .search-input::placeholder{color:rgba(255,255,255,.55)}
  .drawer-links{display:flex;flex-direction:column}
  .drawer-links a{
    display:flex;align-items:center;height:52px;font-size:18px;
    border-bottom:1px solid rgba(255,255,255,.1);color:rgba(255,255,255,.86);
  }
  .drawer-links a.active{color:var(--lime);font-weight:700}
  .drawer-cta{width:100%}

  /* ============ 通用板块 ============ */
  .section{padding:56px 0}
  @media (min-width:768px){.section{padding:80px 0}}
  @media (min-width:1024px){.section{padding:104px 0}}
  .section-tight{padding:44px 0}
  @media (min-width:1024px){.section-tight{padding:64px 0}}
  .section-ink{background:var(--ink);color:#fff}
  .sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-bottom:28px}
  .sec-head-side{display:flex;align-items:center;gap:14px}
  .sec-eyebrow{font-size:12.5px;font-weight:700;letter-spacing:.16em;color:var(--clay);margin-bottom:8px}
  .sec-title{font-size:clamp(22px,2.6vw,32px);line-height:1.3;font-weight:800;letter-spacing:-.01em}
  .sec-desc{margin-top:10px;max-width:660px;font-size:15px;line-height:1.85;color:var(--muted)}
  .section-ink .sec-desc{color:var(--muted-dark)}
  .text-link{font-size:14px;color:var(--muted);border-bottom:1px solid var(--line);padding-bottom:2px;transition:color .18s,border-color .18s}
  .text-link:hover{color:var(--text);border-color:var(--lime)}

  /* ============ 页头 ============ */
  .page-hero{position:relative;overflow:hidden;background-color:var(--ink);color:#fff;padding:52px 0 60px}
  .page-hero::before{
    content:"";position:absolute;inset:0;
    background-image:
      linear-gradient(102deg,rgba(11,19,16,.95) 0%,rgba(11,19,16,.74) 48%,rgba(11,19,16,.9) 100%),
      url('/assets/images/backpic/back-1.png');
    background-size:cover;background-position:center;
  }
  .page-hero::after{
    content:"";position:absolute;inset:0;pointer-events:none;
    background:repeating-linear-gradient(45deg,rgba(255,255,255,.035) 0 2px,transparent 2px 9px);
  }
  .page-hero .container{position:relative;z-index:2}
  @media (min-width:768px){.page-hero{padding:64px 0 76px}}
  .breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.6);margin-bottom:20px}
  .breadcrumb a{transition:color .18s}
  .breadcrumb a:hover{color:var(--lime)}
  .breadcrumb .sep{opacity:.5}
  .hero-badge{
    display:inline-flex;align-items:center;gap:8px;height:32px;padding:0 14px;border-radius:6px;
    border:1px solid rgba(200,242,78,.6);background:rgba(11,19,16,.4);color:var(--lime);
    font-size:13px;font-weight:700;letter-spacing:.04em;
  }
  .hero-title{
    font-size:clamp(30px,4.6vw,54px);line-height:1.15;font-weight:800;letter-spacing:-.02em;
    margin:18px 0 16px;max-width:16em;
  }
  .hero-lead{max-width:720px;font-size:16px;line-height:1.9;color:rgba(255,255,255,.82)}
  @media (min-width:768px){.hero-lead{font-size:17px}}
  .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
  .filter-bar{display:flex;flex-wrap:wrap;gap:10px;margin-top:34px}
  .filter-chip{
    display:inline-flex;align-items:center;height:36px;padding:0 16px;border-radius:999px;
    border:1px solid rgba(255,255,255,.22);color:rgba(255,255,255,.78);font-size:14px;
    transition:border-color .18s,color .18s,background .18s;
  }
  .filter-chip:hover{border-color:var(--lime);color:var(--lime)}
  .filter-chip.is-active{background:var(--lime);border-color:var(--lime);color:var(--ink);font-weight:700}

  /* ============ 横滑片架 ============ */
  .shelf-track{
    display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;
    padding:6px 2px 20px;-ms-overflow-style:none;scrollbar-width:none;
  }
  .shelf-track::-webkit-scrollbar{display:none}
  .shelf-arrow{
    width:40px;height:40px;border-radius:50%;border:1px solid var(--line);background:var(--surface);
    display:grid;place-items:center;color:var(--text);transition:background .2s,color .2s,border-color .2s;
  }
  .shelf-arrow:hover{background:var(--ink);color:var(--lime);border-color:var(--ink)}
  .poster-card{flex:0 0 272px;scroll-snap-align:start;transition:transform .2s ease-out}
  .poster-card:hover{transform:translateY(-4px)}
  .poster-media{
    display:block;position:relative;aspect-ratio:16/10;border-radius:12px;overflow:hidden;
    background:var(--ink-soft);box-shadow:var(--sh-1);
  }
  .poster-media img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease-out}
  .poster-card:hover .poster-media img{transform:scale(1.05)}
  .chip-tag{
    position:absolute;top:10px;left:10px;padding:3px 8px;border-radius:6px;font-size:12px;font-weight:600;
    background:rgba(11,19,16,.74);color:var(--lime);border:1px solid rgba(200,242,78,.5);
  }
  .poster-time{
    position:absolute;top:10px;right:10px;padding:3px 8px;border-radius:6px;font-size:12px;
    background:rgba(11,19,16,.74);color:#fff;
  }
  .poster-body{padding:12px 2px 0}
  .poster-title{font-size:15.5px;line-height:1.55;font-weight:600}
  .poster-title a:hover{color:var(--clay)}
  .poster-meta{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:10px;font-size:12.5px;color:var(--muted)}
  .poster-meta .arrow-mini{color:var(--clay);font-weight:700}

  /* ============ 网格与卡片 ============ */
  .grid{display:grid;gap:20px}
  @media (min-width:768px){.grid{gap:24px}}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
  @media (min-width:640px){.grid-2,.grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}}
  @media (min-width:1024px){
    .grid-3{grid-template-columns:repeat(3,1fr)}
    .grid-4{grid-template-columns:repeat(4,1fr)}
  }
  .card{
    background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:24px;
    box-shadow:var(--sh-1);transition:transform .2s ease-out,box-shadow .2s ease-out,border-color .2s;
  }
  .card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:#d9d5c8}
  .card-ink{
    background:var(--ink-soft);border:1px solid rgba(255,255,255,.08);border-radius:16px;padding:26px;
    box-shadow:inset 0 1px 0 rgba(255,255,255,.06);
  }
  .form-num{display:block;font-size:30px;line-height:1;color:var(--lime-deep);margin-bottom:14px}
  .card h3{font-size:19px;line-height:1.4;font-weight:700;margin-bottom:10px}
  .card p{font-size:14.5px;line-height:1.85;color:var(--muted)}

  /* ============ 步骤 ============ */
  .step{padding:24px;border-radius:16px;background:var(--ink-soft);border:1px solid rgba(255,255,255,.08)}
  .step-num{display:block;font-size:26px;line-height:1;color:var(--lime);margin-bottom:14px}
  .step-title{font-size:17px;font-weight:700;color:#fff;margin-bottom:8px}
  .step-desc{font-size:14px;line-height:1.85;color:var(--muted-dark)}

  /* ============ 数据条 ============ */
  .statbar{
    display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line);
    border:1px solid var(--line);border-radius:16px;overflow:hidden;
  }
  @media (min-width:768px){.statbar{grid-template-columns:repeat(4,1fr)}}
  .statbar-cell{background:var(--surface);padding:22px 20px}
  .stat-num{font-size:26px;line-height:1.1;font-weight:800;color:var(--ink);font-variant-numeric:tabular-nums}
  .stat-num em{font-style:normal;color:var(--clay)}
  .stat-label{margin-top:8px;font-size:13px;color:var(--muted)}

  .split{display:grid;gap:28px}
  @media (min-width:1024px){.split{grid-template-columns:1fr 1fr;gap:40px;align-items:start}}
  .mini-block{border-left:4px solid var(--lime);background:var(--surface);border:1px solid var(--line);border-left:4px solid var(--lime);border-radius:12px;padding:20px 22px}
  .mini-block h3{font-size:17px;font-weight:700;margin-bottom:10px}
  .mini-list li{position:relative;padding-left:16px;font-size:14px;line-height:1.9;color:var(--muted)}
  .mini-list li::before{content:"";position:absolute;left:0;top:11px;width:6px;height:6px;border-radius:50%;background:var(--lime-deep)}
  .mini-block + .mini-block{margin-top:16px}

  /* ============ FAQ ============ */
  .faq-list{max-width:900px}
  .faq-item{
    border:1px solid var(--line);border-radius:12px;background:var(--surface);overflow:hidden;margin-bottom:12px;
  }
  .faq-item summary{
    display:flex;align-items:center;justify-content:space-between;gap:18px;
    min-height:60px;padding:10px 22px;cursor:pointer;font-size:16px;font-weight:600;list-style:none;
  }
  .faq-item summary::-webkit-details-marker{display:none}
  .faq-item summary::after{
    content:"+";font-size:24px;line-height:1;color:var(--lime-deep);flex:none;transition:transform .2s ease;
  }
  .faq-item[open] summary::after{transform:rotate(45deg)}
  .faq-item[open] summary{color:var(--ink)}
  .faq-body{padding:16px 22px 20px;background:var(--paper);font-size:14.5px;line-height:1.9;color:var(--muted);border-top:1px solid var(--line)}
  @media (max-width:520px){
    .faq-item summary{font-size:15px;min-height:56px;padding:10px 18px}
    .faq-body{padding:14px 18px 18px}
  }

  /* ============ CTA ============ */
  .cta-band{position:relative;overflow:hidden;background:var(--ink);border-radius:20px;padding:34px 24px;color:#fff}
  .cta-band::after{
    content:"";position:absolute;inset:0;pointer-events:none;
    background:repeating-linear-gradient(45deg,rgba(255,255,255,.035) 0 2px,transparent 2px 9px);
  }
  @media (min-width:768px){.cta-band{padding:46px 40px}}
  .cta-grid{position:relative;z-index:2;display:grid;gap:26px}
  @media (min-width:1024px){.cta-grid{grid-template-columns:1.05fr 1fr;align-items:center}}
  .cta-title{font-size:clamp(22px,2.4vw,30px);line-height:1.3;font-weight:800;letter-spacing:-.01em}
  .cta-text{margin-top:12px;font-size:14.5px;line-height:1.9;color:var(--muted-dark);max-width:520px}
  .cta-form{display:flex;flex-wrap:wrap;gap:10px}
  .cta-input{
    flex:1 1 220px;height:48px;border-radius:10px;padding:0 14px;
    border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.07);color:#fff;
    transition:border-color .2s,box-shadow .2s;
  }
  .cta-input::placeholder{color:rgba(255,255,255,.5)}
  .cta-input:focus{outline:none;border-color:var(--lime);box-shadow:0 0 0 3px rgba(200,242,78,.22)}
  .cta-note{margin-top:12px;font-size:12.5px;color:rgba(255,255,255,.5)}

  /* ============ 页脚 ============ */
  .site-footer{background:var(--ink);color:rgba(255,255,255,.72);padding:56px 0 24px;position:relative}
  .footer-grid{display:grid;gap:32px;grid-template-columns:1fr}
  @media (min-width:768px){.footer-grid{grid-template-columns:repeat(2,1fr)}}
  @media (min-width:1024px){.footer-grid{grid-template-columns:1.45fr 1fr 1fr 1.15fr;gap:36px}}
  .footer-brand-name{font-size:17px;font-weight:700;color:#fff}
  .footer-p{max-width:340px;margin:14px 0 16px;font-size:14px;line-height:1.9;color:var(--muted-dark)}
  .footer-search{max-width:320px;height:40px;background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.16)}
  .footer-search .search-input{color:#fff}
  .footer-search .search-input::placeholder{color:rgba(255,255,255,.5)}
  .footer-h{font-size:15px;font-weight:700;color:#fff;margin-bottom:14px}
  .footer-list li{margin-bottom:10px}
  .footer-list a{font-size:14px;color:var(--muted-dark);transition:color .18s}
  .footer-list a:hover{color:var(--lime)}
  .footer-chips{display:flex;flex-wrap:wrap;gap:8px}
  .footer-chips a{
    font-size:13px;padding:5px 10px;border-radius:999px;border:1px solid rgba(255,255,255,.16);
    color:var(--muted-dark);transition:color .18s,border-color .18s;
  }
  .footer-chips a:hover{color:var(--lime);border-color:rgba(200,242,78,.5)}
  .footer-contact li{font-size:13.5px;line-height:1.85;color:var(--muted-dark);margin-bottom:10px}
  .footer-bottom{
    display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
    margin-top:36px;padding-top:20px;border-top:1px solid rgba(255,255,255,.1);
    font-size:12.5px;color:rgba(255,255,255,.5);line-height:1.7;
  }
  .to-top{color:var(--lime);font-weight:600}
  .to-top:hover{color:#fff}

  /* ============ 移动端底部条 ============ */
  .mobile-bar{
    position:fixed;left:0;right:0;bottom:0;z-index:70;
    display:flex;align-items:center;justify-content:space-between;gap:12px;
    height:56px;padding:0 16px;background:rgba(11,19,16,.97);
    border-top:1px solid rgba(255,255,255,.1);color:#fff;
  }
  .mobile-bar-title{font-size:13.5px;color:rgba(255,255,255,.8);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  @media (min-width:1024px){.mobile-bar{display:none}}
  @media (max-width:1023px){body{padding-bottom:56px}}

  /* ============ 响应式导航 ============ */
  @media (max-width:1100px){
    .nav-links{gap:14px}
    .nav-link{font-size:13.5px}
  }
  @media (max-width:1024px){
    .nav-links,.nav-cta{display:none}
    .nav-toggle{display:flex}
    .nav-search{max-width:none}
  }
  @media (max-width:768px){
    .nav-shell{flex-wrap:wrap;gap:10px;min-height:0;padding-top:12px;padding-bottom:12px}
    .nav-search{order:3;flex:1 1 100%;max-width:none}
    .nav-search.search-wrap{height:44px}
    .poster-card{flex:0 0 236px}
    .shelf-arrow{display:none}
  }

  @media (prefers-reduced-motion:reduce){
    *{transition-duration:.01ms !important;animation-duration:.01ms !important}
    .card:hover,.poster-card:hover{transform:none}
    .poster-card:hover .poster-media img{transform:none}
    html{scroll-behavior:auto}
  }

/* roulang page: category3 */
:root{
  --ink:#0B1310; --ink-soft:#14211C; --lime:#C8F24E; --lime-deep:#9FD12F;
  --clay:#E8552B; --paper:#F6F4EE; --surface:#FFFFFF; --line:#E3E0D6;
  --text:#17201C; --muted:#6C766F; --muted-dark:#9AA79F; --ok:#2F9E6B;
  --sh-1:0 1px 2px rgba(11,19,16,.06);
  --sh-2:0 14px 34px -14px rgba(11,19,16,.22);
  --r-card:16px; --r-img:12px; --r-btn:10px; --r-input:10px; --r-badge:6px;
  --maxw:1240px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;padding:0;background:var(--paper);color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;line-height:1.75;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input{font:inherit;color:inherit}
button{background:none;border:0;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px}
.num{font-variant-numeric:tabular-nums;font-weight:700;letter-spacing:-0.02em;font-feature-settings:"tnum"}

.container{width:100%;max-width:var(--maxw);margin:0 auto;padding-left:16px;padding-right:16px}
@media (min-width:640px){.container{padding-left:24px;padding-right:24px}}
@media (min-width:1024px){.container{padding-left:32px;padding-right:32px}}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;background:rgba(246,244,238,.96);
  border-bottom:1px solid var(--line);box-shadow:var(--sh-1);
  backdrop-filter:saturate(150%) blur(6px);
}
.header-inner{display:flex;align-items:center;gap:22px;min-height:72px;padding-top:10px;padding-bottom:10px}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:34px;height:34px;border-radius:8px;display:grid;place-items:center;
  background:var(--ink);color:var(--lime);font-size:13px;font-weight:700;letter-spacing:.02em;
}
.brand-name{font-size:17px;font-weight:700;color:var(--ink);white-space:nowrap;letter-spacing:.01em}
.search-wrap{
  position:relative;display:flex;align-items:center;gap:8px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-input);
  height:44px;padding:0 12px;transition:border-color .2s ease, box-shadow .2s ease;
}
.header-search{flex:1 1 auto;max-width:520px;min-width:220px}
.search-wrap:focus-within{border-color:var(--lime);box-shadow:0 0 0 3px rgba(200,242,78,.25)}
.search-icon{flex:0 0 auto}
.search-input{flex:1 1 auto;min-width:0;border:0;background:transparent;height:100%;font-size:14px;color:var(--text)}
.search-input::placeholder{color:#9AA79F}
.search-input:focus{outline:none}
.nav-links{display:flex;align-items:center;gap:20px;flex:0 0 auto}
.nav-link{
  position:relative;font-size:15px;color:#3C4640;padding:6px 2px;white-space:nowrap;
  transition:color .18s ease;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--lime);
  transform:scaleX(0);transform-origin:left;transition:transform .2s ease;
}
.nav-link:hover{color:var(--ink)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.active{color:var(--ink);font-weight:700}
.nav-link.active::after{transform:scaleX(1)}
.header-cta{flex:0 0 auto}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 20px;border-radius:var(--r-btn);font-size:15px;font-weight:600;
  transition:transform .2s ease, background-color .2s ease, color .2s ease, box-shadow .2s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--lime);color:var(--ink);box-shadow:var(--sh-1)}
.btn-primary:hover{background:var(--lime-deep);transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-ghost{border:1px solid rgba(255,255,255,.5);color:#fff}
.btn-ghost:hover{border-color:var(--lime);color:var(--lime)}
.btn-outline{border:1px solid var(--ink);color:var(--ink);background:transparent}
.btn-outline:hover{background:var(--ink);color:var(--lime)}
.menu-btn{
  display:none;margin-left:auto;width:44px;height:44px;border-radius:var(--r-btn);
  border:1px solid var(--line);background:#fff;align-items:center;justify-content:center;
}
.menu-btn span{display:block;width:18px;height:2px;background:var(--ink);box-shadow:0 6px 0 var(--ink),0 -6px 0 var(--ink)}
.drawer-mask{
  position:fixed;inset:0;background:rgba(11,19,16,.6);opacity:0;visibility:hidden;
  transition:opacity .22s ease;z-index:70;
}
.drawer{
  position:fixed;top:0;right:0;height:100%;width:86%;max-width:360px;background:#fff;z-index:80;
  transform:translateX(102%);transition:transform .26s ease;display:flex;flex-direction:column;
  padding:20px 18px;gap:6px;overflow-y:auto;
}
.drawer.is-open{transform:translateX(0)}
.drawer-mask.is-open{opacity:1;visibility:visible}
.drawer .search-wrap{height:44px;flex:0 0 auto;margin-bottom:8px;background:var(--paper)}
.drawer-link{
  display:flex;align-items:center;justify-content:space-between;
  font-size:18px;line-height:52px;border-bottom:1px solid var(--line);color:var(--ink);
}
.drawer-link.is-active{color:var(--ink);font-weight:700}
.drawer-link.is-active::after{content:"当前";font-size:12px;color:var(--clay);font-weight:600}
.drawer .btn{margin-top:16px;width:100%}
.drawer-close{position:absolute;top:14px;right:14px;width:38px;height:38px;border-radius:8px;border:1px solid var(--line);font-size:18px;color:var(--muted)}

@media (max-width:1024px){
  .header-inner{flex-wrap:wrap;gap:10px 16px;padding-top:12px;padding-bottom:12px}
  .brand{order:1}
  .menu-btn{order:2;display:flex}
  .header-search{order:3;flex:1 0 100%;max-width:none;min-width:0}
  .nav-links{display:none}
  .header-cta{display:none}
}

/* ---------- 面包屑 ---------- */
.breadcrumb-bar{background:#fff;border-bottom:1px solid var(--line)}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted);padding:12px 0}
.breadcrumb a{color:var(--muted);transition:color .18s ease}
.breadcrumb a:hover{color:var(--ink)}
.breadcrumb .sep{color:#C6C2B6}
.breadcrumb .current{color:var(--ink);font-weight:600}

/* ---------- 页头横幅 ---------- */
.page-hero{
  position:relative;background:var(--ink) url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  color:#fff;overflow:hidden;
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(11,19,16,.94) 0%,rgba(11,19,16,.72) 52%,rgba(11,19,16,.42) 100%);
}
.page-hero::after{
  content:"";position:absolute;inset:0;opacity:.05;
  background:repeating-linear-gradient(45deg,#fff 0 1px,transparent 1px 9px);
}
.page-hero .inner{position:relative;z-index:2;padding:64px 0 56px;max-width:820px}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;height:30px;padding:0 12px;border-radius:var(--r-badge);
  border:1px solid rgba(200,242,78,.65);color:var(--lime);font-size:13px;letter-spacing:.04em;
  background:rgba(11,19,16,.55);margin-bottom:18px;
}
.page-hero h1{
  font-size:clamp(28px,4.2vw,48px);line-height:1.16;font-weight:800;letter-spacing:-0.01em;color:#fff;
}
.page-hero .hero-lead{margin-top:18px;font-size:16px;line-height:1.85;color:#D6DED8;max-width:720px}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px 26px;margin-top:26px;font-size:13px;color:var(--muted-dark)}
.hero-meta strong{color:var(--lime)}
@media (max-width:768px){
  .page-hero .inner{padding:46px 0 40px}
  .page-hero .hero-lead{font-size:15px}
}

/* ---------- 通用板块 ---------- */
.section{padding:56px 0}
@media (min-width:768px){.section{padding:72px 0}}
@media (min-width:1280px){.section{padding:88px 0}}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:28px;flex-wrap:wrap}
.section-title{
  position:relative;font-size:clamp(21px,2.4vw,30px);line-height:1.3;font-weight:800;color:var(--ink);
  padding-left:14px;
}
.section-title::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;background:var(--lime);border-radius:2px}
.section-sub{margin-top:10px;font-size:14px;color:var(--muted);max-width:640px}
.text-link{font-size:14px;color:var(--ink);font-weight:600;border-bottom:1px solid var(--lime);padding-bottom:2px;transition:color .18s ease}
.text-link:hover{color:var(--lime-deep)}

/* ---------- 筛选 chip ---------- */
.chip-bar{display:flex;flex-wrap:wrap;gap:10px;padding:22px 0 6px}
.chip{
  display:inline-flex;align-items:center;height:38px;padding:0 16px;border-radius:999px;
  border:1px solid var(--line);background:#fff;font-size:14px;color:#41504A;
  transition:background-color .18s ease,color .18s ease,border-color .18s ease,transform .18s ease;
}
.chip:hover{border-color:var(--lime);color:var(--ink);transform:translateY(-2px)}
.chip.is-active{background:var(--lime);border-color:var(--lime);color:var(--ink);font-weight:700}

/* ---------- 杂志式大卡 ---------- */
.mag-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.mag-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;
  box-shadow:var(--sh-1);display:flex;flex-direction:column;
  transition:transform .2s ease, box-shadow .2s ease;
}
.mag-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.mag-media{position:relative;display:block;aspect-ratio:16/9;overflow:hidden;background:var(--ink-soft)}
.mag-media img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease-out}
.mag-card:hover .mag-media img{transform:scale(1.04)}
.mag-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(11,19,16,.55) 0%,rgba(11,19,16,.05) 46%,rgba(11,19,16,.62) 100%);
}
.mag-index{
  position:absolute;z-index:2;top:10px;left:16px;font-size:40px;line-height:1;
  color:var(--lime);font-variant-numeric:tabular-nums;font-weight:700;letter-spacing:-0.02em;
  text-shadow:0 2px 12px rgba(11,19,16,.7);
}
.mag-tag{
  position:absolute;z-index:2;right:14px;top:14px;height:26px;padding:0 10px;border-radius:var(--r-badge);
  background:rgba(11,19,16,.72);border:1px solid rgba(255,255,255,.16);color:#EAF2E6;
  font-size:12px;display:inline-flex;align-items:center;
}
.mag-body{padding:20px 22px 22px}
.mag-title{font-size:20px;line-height:1.4;font-weight:700;color:var(--ink)}
.mag-desc{margin-top:10px;font-size:14px;line-height:1.8;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.mag-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:16px;padding-top:14px;border-top:1px solid var(--line);font-size:13px;color:var(--muted)}
.mag-meta .num{color:var(--clay)}
@media (max-width:768px){
  .mag-grid{grid-template-columns:1fr;gap:18px}
  .mag-index{font-size:32px}
  .mag-title{font-size:18px}
}

/* ---------- 数据对比条 ---------- */
.compare-wrap{background:var(--ink);border-radius:var(--r-card);padding:30px 26px 24px;position:relative;overflow:hidden}
.compare-wrap::before{
  content:"";position:absolute;inset:0;opacity:.045;
  background:repeating-linear-gradient(45deg,#fff 0 1px,transparent 1px 10px);
}
.compare-head{position:relative;z-index:2;display:flex;justify-content:space-between;align-items:baseline;gap:16px;flex-wrap:wrap;margin-bottom:22px}
.compare-head h2{font-size:22px;font-weight:800;color:#fff}
.compare-head span{font-size:13px;color:var(--muted-dark)}
.compare-grid{position:relative;z-index:2;display:grid;grid-template-columns:repeat(4,minmax(0,1fr))}
.compare-cell{padding:6px 22px;border-left:1px solid rgba(255,255,255,.12)}
.compare-cell:first-child{border-left:0;padding-left:0}
.compare-cell .num{display:block;font-size:34px;line-height:1.1;color:var(--lime)}
.compare-cell p{margin-top:8px;font-size:13px;line-height:1.7;color:var(--muted-dark)}
@media (max-width:768px){
  .compare-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px 0}
  .compare-cell:nth-child(odd){border-left:0;padding-left:0}
  .compare-cell .num{font-size:27px}
}

/* ---------- 流程与场景 ---------- */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:34px;align-items:start}
.step-list{display:flex;flex-direction:column;gap:0;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden}
.step-item{display:flex;gap:16px;padding:20px 22px;border-bottom:1px solid var(--line)}
.step-item:last-child{border-bottom:0}
.step-num{
  flex:0 0 auto;width:36px;height:36px;border-radius:9px;background:var(--paper);border:1px solid var(--line);
  display:grid;place-items:center;font-size:14px;color:var(--ink);font-variant-numeric:tabular-nums;font-weight:700;
}
.step-item h3{font-size:16px;font-weight:700;color:var(--ink)}
.step-item p{margin-top:6px;font-size:14px;line-height:1.8;color:var(--muted)}
.scene-card{
  background:var(--ink-soft);border:1px solid rgba(255,255,255,.08);border-radius:var(--r-card);
  padding:24px;color:#E7EFE9;box-shadow:inset 0 1px 0 rgba(255,255,255,.06);
}
.scene-card h3{font-size:18px;font-weight:700;color:#fff;margin-bottom:14px}
.scene-card ul{display:flex;flex-direction:column;gap:12px}
.scene-card li{display:flex;gap:10px;font-size:14px;line-height:1.8;color:#BFCBC3}
.scene-card li::before{content:"";flex:0 0 auto;width:6px;height:6px;margin-top:9px;border-radius:50%;background:var(--lime)}
.scene-note{margin-top:22px;padding:16px 18px;border-radius:var(--r-btn);background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);font-size:13px;line-height:1.8;color:var(--muted-dark)}
@media (max-width:1024px){
  .split{grid-template-columns:1fr;gap:24px}
}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:900px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden}
.faq-item[open]{border-color:#D8D4C6}
.faq-q{
  display:flex;align-items:center;justify-content:space-between;gap:16px;cursor:pointer;
  min-height:60px;padding:0 20px;font-size:16px;font-weight:600;color:var(--ink);list-style:none;
}
.faq-q::-webkit-details-marker{display:none}
.faq-q::after{
  content:"+";flex:0 0 auto;font-size:20px;font-weight:400;color:var(--lime-deep);
  transition:transform .2s ease;
}
.faq-item[open] .faq-q::after{transform:rotate(45deg)}
.faq-a{background:var(--paper);padding:4px 20px 20px;font-size:14px;line-height:1.9;color:#48534D;border-top:1px solid var(--line)}
@media (max-width:768px){
  .faq-q{font-size:15px;min-height:56px;padding:0 16px}
  .faq-a{padding:2px 16px 18px}
}

/* ---------- 分页 ---------- */
.pager{display:flex;align-items:center;justify-content:center;gap:10px;margin-top:40px;flex-wrap:wrap}
.pager-link,.pager-num{
  display:inline-flex;align-items:center;justify-content:center;min-width:44px;height:44px;padding:0 16px;
  border-radius:var(--r-btn);border:1px solid var(--line);background:#fff;font-size:14px;color:#41504A;
  transition:border-color .18s ease,color .18s ease,background-color .18s ease;
}
.pager-link:hover,.pager-num:hover{border-color:var(--lime);color:var(--ink)}
.pager-num.is-active{background:var(--lime);border-color:var(--lime);color:var(--ink);font-weight:700}
.pager-link.is-disabled{opacity:.5;pointer-events:none}

/* ---------- CTA ---------- */
.cta-band{background:var(--ink);color:#fff;position:relative;overflow:hidden}
.cta-band::before{
  content:"";position:absolute;inset:0;opacity:.05;
  background:repeating-linear-gradient(45deg,#fff 0 1px,transparent 1px 10px);
}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.1fr .9fr;gap:32px;align-items:center;padding:52px 0}
.cta-inner h2{font-size:clamp(21px,2.5vw,30px);line-height:1.34;font-weight:800;color:#fff}
.cta-inner p{margin-top:14px;font-size:15px;line-height:1.85;color:#C2CDC6;max-width:560px}
.cta-form{display:flex;gap:12px;flex-wrap:wrap}
.cta-form .search-wrap{flex:1 1 260px;background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.16);height:48px}
.cta-form .search-input{color:#fff}
.cta-form .search-input::placeholder{color:#8E9A93}
.cta-form .btn{height:48px}
.cta-note{margin-top:14px;font-size:12px;line-height:1.7;color:var(--muted-dark)}
@media (max-width:900px){
  .cta-inner{grid-template-columns:1fr;gap:24px;padding:44px 0}
  .cta-form .btn{width:100%}
}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:#C6D0CA;padding:56px 0 24px;position:relative}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:32px}
.footer-brand-name{font-size:17px;font-weight:700;color:#fff}
.footer-p{margin-top:16px;font-size:14px;line-height:1.85;color:var(--muted-dark);max-width:340px}
.footer-search{margin-top:18px;max-width:340px;height:42px;background:rgba(255,255,255,.07);border-color:rgba(255,255,255,.14)}
.footer-search .search-input{color:#fff}
.footer-search .search-input::placeholder{color:#8B978F}
.footer-h{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px}
.footer-list{display:flex;flex-direction:column;gap:11px;font-size:14px}
.footer-list a{color:var(--muted-dark);transition:color .18s ease}
.footer-list a:hover{color:var(--lime)}
.footer-chips{display:flex;flex-wrap:wrap;gap:9px}
.footer-chips a{
  display:inline-flex;align-items:center;height:30px;padding:0 11px;border-radius:var(--r-badge);
  border:1px solid rgba(255,255,255,.18);font-size:13px;color:#B9C4BD;transition:color .18s ease,border-color .18s ease;
}
.footer-chips a:hover{color:var(--lime);border-color:rgba(200,242,78,.6)}
.footer-contact{display:flex;flex-direction:column;gap:12px;font-size:14px;line-height:1.75;color:var(--muted-dark)}
.footer-bottom{
  margin-top:40px;padding-top:20px;border-top:1px solid rgba(255,255,255,.1);
  display:flex;flex-wrap:wrap;gap:10px 24px;align-items:center;justify-content:space-between;
  font-size:13px;color:#8B978F;
}
.to-top{color:var(--lime);font-weight:600;transition:color .18s ease}
.to-top:hover{color:#fff}
@media (max-width:1024px){.footer-grid{grid-template-columns:1fr 1fr;gap:28px}}
@media (max-width:640px){
  .footer-grid{grid-template-columns:1fr}
  .site-footer{padding:44px 0 20px}
}

/* ---------- 移动端底部条 ---------- */
.mobile-bar{
  position:fixed;left:0;right:0;bottom:0;z-index:55;display:none;
  align-items:center;justify-content:space-between;gap:14px;height:56px;
  padding:0 16px calc(0px + env(safe-area-inset-bottom,0px));
  background:rgba(11,19,16,.96);border-top:1px solid rgba(255,255,255,.1);
}
.mobile-bar span{font-size:14px;color:#D6DED8;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}
.mobile-bar .btn{height:40px;padding:0 16px;font-size:14px}
@media (max-width:768px){
  .mobile-bar{display:flex}
  body{padding-bottom:64px}
}

/* roulang page: category4 */
:root{
  --ink:#0B1310;
  --ink-soft:#14211C;
  --lime:#C8F24E;
  --lime-deep:#9FD12F;
  --clay:#E8552B;
  --paper:#F6F4EE;
  --surface:#FFFFFF;
  --line:#E3E0D6;
  --text:#17201C;
  --muted:#6C766F;
  --muted-dark:#9AA79F;
  --ok:#2F9E6B;
  --sh-1:0 1px 2px rgba(11,19,16,.06);
  --sh-2:0 14px 34px -14px rgba(11,19,16,.22);
  --r-card:16px;
  --r-img:12px;
  --r-btn:10px;
  --r-input:10px;
  --r-badge:6px;
}
*,*::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","Noto Sans SC",system-ui,sans-serif;
  background:var(--paper);
  color:var(--text);
  font-size:16px;
  line-height:1.78;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input{font:inherit;color:inherit}
button{cursor:pointer}
ul{list-style:none;margin:0;padding:0}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.32}
p{margin:0}
.tnum{font-variant-numeric:tabular-nums;font-feature-settings:"tnum";letter-spacing:-.02em}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
:focus-visible{outline:2px solid var(--lime-deep);outline-offset:2px}

.container{width:100%;max-width:1240px;margin:0 auto;padding:0 16px}
@media (min-width:640px){.container{padding:0 24px}}
@media (min-width:1024px){.container{padding:0 32px}}

/* 头部 */
.skip-link{position:absolute;left:12px;top:-60px;z-index:200;background:var(--ink);color:var(--lime);padding:10px 16px;border-radius:var(--r-btn);transition:top .2s ease}
.skip-link:focus{top:12px}
.site-header{position:sticky;top:0;z-index:60;background:rgba(246,244,238,.97);border-bottom:1px solid var(--line);transition:box-shadow .2s ease,background .2s ease}
.site-header.scrolled{box-shadow:var(--sh-1);background:rgba(246,244,238,1)}
.header-inner{display:flex;align-items:center;gap:18px;height:72px}
.brand{display:flex;align-items:center;gap:10px;flex:none}
.brand-mark{
  width:34px;height:34px;border-radius:10px;background:var(--ink);color:var(--lime);
  display:grid;place-items:center;font-size:13px;font-weight:700;letter-spacing:.02em;
}
.brand-name{font-size:17px;font-weight:700;white-space:nowrap;letter-spacing:-.01em}
.search-wrap{position:relative;display:flex;align-items:center;flex:1 1 260px;max-width:460px}
.search-icon{position:absolute;left:14px;pointer-events:none}
.search-input{
  width:100%;height:44px;border:1px solid var(--line);background:var(--surface);
  border-radius:var(--r-input);padding:0 16px 0 42px;outline:none;font-size:14.5px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.search-input::placeholder{color:var(--muted-dark)}
.search-input:focus{border-color:var(--lime-deep);box-shadow:0 0 0 3px rgba(200,242,78,.35)}
.nav-links{display:flex;align-items:center;gap:16px;margin-left:auto}
.nav-link{
  font-size:15px;color:var(--muted);padding:6px 2px;border-bottom:2px solid transparent;
  transition:color .2s ease,border-color .2s ease;
}
.nav-link:hover{color:var(--text)}
.nav-link.active{color:var(--text);font-weight:600;border-bottom-color:var(--lime-deep)}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 20px;border-radius:var(--r-btn);border:1px solid transparent;
  font-size:15px;font-weight:600;transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease;
}
.btn-primary{background:var(--lime);color:var(--ink)}
.btn-primary:hover{background:var(--lime-deep)}
.btn-ghost{border-color:rgba(23,32,28,.2);color:var(--text);background:transparent}
.btn-ghost:hover{border-color:var(--ink);background:var(--surface)}
.btn-dark{background:var(--ink);color:#fff}
.btn-dark:hover{background:var(--ink-soft)}
.nav-cta{flex:none;height:40px;padding:0 16px;font-size:14px}
.menu-toggle{
  display:none;align-items:center;justify-content:center;flex:none;
  width:44px;height:44px;border-radius:var(--r-btn);border:1px solid var(--line);
  background:var(--surface);color:var(--text);
}
.menu-toggle:hover{border-color:var(--ink)}

/* 抽屉 */
.drawer-mask{
  position:fixed;inset:0;background:rgba(11,19,16,.6);z-index:80;
  opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;
}
.drawer-mask.is-open{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(88vw,360px);z-index:90;
  background:var(--surface);padding:20px;overflow-y:auto;
  transform:translateX(100%);transition:transform .25s ease;
  box-shadow:-20px 0 40px -20px rgba(11,19,16,.4);
}
.drawer.is-open{transform:translateX(0)}
.drawer-title{font-size:13px;color:var(--muted);letter-spacing:.08em;margin:20px 0 6px}
.drawer-link{
  display:flex;align-items:center;justify-content:space-between;
  font-size:18px;line-height:52px;border-bottom:1px solid var(--line);
}
.drawer-link.active{color:var(--lime-deep);font-weight:600}
.drawer .btn{width:100%;margin-top:20px}

/* 页头 */
.page-hero{position:relative;background:var(--ink);color:#fff;overflow:hidden}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;opacity:.32;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(96deg,rgba(11,19,16,.96) 0%,rgba(11,19,16,.82) 44%,rgba(11,19,16,.45) 100%);
}
.page-hero .container{position:relative;z-index:2;padding-top:30px;padding-bottom:44px}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted-dark)}
.breadcrumb a{transition:color .2s ease}
.breadcrumb a:hover{color:var(--lime)}
.badge{
  display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 10px;
  border-radius:var(--r-badge);font-size:12.5px;
  border:1px solid rgba(200,242,78,.55);color:var(--lime);background:rgba(200,242,78,.08);
}
.hero-badge{margin:22px 0 14px}
.page-hero h1{font-size:clamp(28px,3.9vw,44px);line-height:1.16;letter-spacing:-.01em;max-width:820px}
.hero-lead{margin-top:16px;max-width:760px;font-size:16px;line-height:1.9;color:#CBD5CE}
.hero-stats{
  margin-top:26px;display:flex;flex-wrap:wrap;gap:14px 34px;
  border-top:1px solid rgba(255,255,255,.14);padding-top:18px;
}
.hero-stat{display:flex;align-items:baseline;gap:8px}
.hero-stat b{font-size:22px;color:var(--lime);font-variant-numeric:tabular-nums}
.hero-stat span{font-size:13px;color:var(--muted-dark)}

/* 筛选条 */
.filter-bar{background:var(--paper);border-bottom:1px solid var(--line);padding:20px 0 18px}
.filter-head{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:12px}
.filter-head h2{font-size:15px;color:var(--muted);font-weight:600;letter-spacing:.02em}
.chips{display:flex;flex-wrap:wrap;gap:10px}
.chip{
  display:inline-flex;align-items:center;height:36px;padding:0 15px;border-radius:999px;
  border:1px solid var(--line);background:var(--surface);font-size:14px;color:var(--muted);
  transition:border-color .2s ease,color .2s ease,background .2s ease;
}
.chip:hover{border-color:var(--ink);color:var(--text)}
.chip.is-active{background:var(--lime);border-color:var(--lime);color:var(--ink);font-weight:600}

/* 主区 */
.main-area{padding:44px 0 8px}
.layout{display:grid;grid-template-columns:minmax(0,1fr) 336px;gap:32px;align-items:start}
.section-title{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:18px}
.section-title h2{font-size:clamp(20px,2.2vw,26px)}
.section-title .more{font-size:14px;color:var(--muted);border-bottom:2px solid var(--lime-deep);padding-bottom:2px}
.section-title .more:hover{color:var(--text)}
.section-note{font-size:14px;color:var(--muted);margin-top:6px}

.row-list{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-1);overflow:hidden}
.list-row{display:flex;gap:16px;align-items:flex-start;padding:18px;border-bottom:1px solid var(--line);transition:background .2s ease}
.list-row:last-child{border-bottom:0}
.list-row:hover{background:var(--paper)}
.list-row:hover .row-arrow{transform:translateX(4px);color:var(--clay)}
.row-idx{
  flex:none;width:36px;height:26px;border-radius:6px;background:var(--ink);color:var(--lime);
  display:grid;place-items:center;font-size:13px;font-weight:700;
  font-variant-numeric:tabular-nums;margin-top:2px;
}
.row-main{flex:1;min-width:0}
.row-title{font-size:17px;font-weight:600;margin-bottom:4px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.row-desc{
  font-size:14px;color:var(--muted);line-height:1.7;
  overflow:hidden;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;
}
.row-meta{flex:none;display:flex;align-items:center;gap:12px;font-size:13px;color:var(--muted-dark);white-space:nowrap;margin-top:2px}
.row-tag{
  display:inline-flex;align-items:center;height:24px;padding:0 9px;border-radius:var(--r-badge);
  background:var(--paper);border:1px solid var(--line);color:var(--muted);font-size:12.5px;
}
.row-arrow{color:var(--muted-dark);transition:transform .2s ease,color .2s ease}

/* 侧栏 */
.side-col{position:sticky;top:96px;display:flex;flex-direction:column;gap:20px}
.side-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);padding:18px;box-shadow:var(--sh-1)}
.side-card h3{font-size:16px;margin-bottom:12px}
.feature-card{padding:0;overflow:hidden}
.feature-card img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:0;background:var(--paper)}
.feature-body{padding:16px 18px 18px}
.feature-body h3{font-size:16.5px;margin-bottom:6px}
.feature-body p{font-size:13.5px;color:var(--muted);line-height:1.7}
.hot-item{display:flex;gap:12px;padding:12px 0;border-bottom:1px dashed var(--line);align-items:flex-start}
.hot-item:last-child{border-bottom:0;padding-bottom:0}
.hot-idx{flex:none;font-size:15px;font-weight:700;color:var(--lime-deep);font-variant-numeric:tabular-nums;width:24px}
.hot-title{font-size:14.5px;line-height:1.6;transition:color .2s ease}
.hot-item:hover .hot-title{color:var(--clay)}
.hot-meta{font-size:12.5px;color:var(--muted-dark);margin-top:4px}
.side-nav a{
  display:flex;align-items:center;justify-content:space-between;
  padding:11px 0;border-bottom:1px solid var(--line);font-size:14.5px;color:var(--muted);
  transition:color .2s ease;
}
.side-nav a:last-child{border-bottom:0}
.side-nav a:hover{color:var(--text)}
.side-nav a.active{color:var(--text);font-weight:600}

/* 分页 */
.pager{display:flex;align-items:center;justify-content:center;gap:8px;margin-top:30px;flex-wrap:wrap}
.pager a,.pager span.page-ellipsis{
  min-width:42px;height:42px;display:inline-flex;align-items:center;justify-content:center;
  border-radius:10px;border:1px solid var(--line);background:var(--surface);
  font-size:14px;color:var(--muted);font-variant-numeric:tabular-nums;transition:.2s;
}
.pager a:hover{border-color:var(--ink);color:var(--text)}
.pager .is-current{background:var(--lime);border-color:var(--lime);color:var(--ink);font-weight:700}
.pager .pager-text{padding:0 16px;font-size:14px}

/* FAQ */
.faq-block{padding:56px 0 8px}
.faq-list{margin-top:22px}
.faq-item{border:1px solid var(--line);border-radius:12px;background:var(--surface);margin-bottom:12px;overflow:hidden}
.faq-item summary{
  list-style:none;cursor:pointer;min-height:60px;display:flex;align-items:center;justify-content:space-between;
  gap:16px;padding:0 20px;font-size:16px;font-weight:600;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-plus{flex:none;color:var(--lime-deep);transition:transform .2s ease}
.faq-item[open] .faq-plus{transform:rotate(45deg)}
.faq-body{padding:2px 20px 20px;background:var(--paper);font-size:15px;color:var(--muted);line-height:1.9}

/* CTA */
.cta-strip{margin-top:64px;background:var(--ink);color:#fff;position:relative;overflow:hidden}
.cta-strip::before{
  content:"";position:absolute;inset:0;
  background-image:repeating-linear-gradient(45deg,rgba(255,255,255,.045) 0 2px,transparent 2px 12px);
}
.cta-grid{position:relative;display:grid;grid-template-columns:1.05fr 1fr;gap:40px;align-items:center;padding:56px 0}
.cta-grid h2{font-size:clamp(22px,2.6vw,30px);line-height:1.35}
.cta-grid p{margin-top:12px;color:#C6D0C9;font-size:15px;line-height:1.9;max-width:520px}
.subscribe{display:flex;gap:10px}
.subscribe input{
  flex:1;height:48px;border-radius:var(--r-input);border:1px solid rgba(255,255,255,.16);
  background:rgba(255,255,255,.08);color:#fff;padding:0 16px;outline:none;font-size:15px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.subscribe input::placeholder{color:var(--muted-dark)}
.subscribe input:focus{border-color:var(--lime);box-shadow:0 0 0 3px rgba(200,242,78,.25)}
.form-note{margin-top:12px;font-size:12.5px;color:var(--muted-dark)}

/* 页脚 */
.site-footer{background:var(--ink);color:#C6D0C9;padding:56px 0 24px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:32px}
.footer-brand-name{font-size:17px;font-weight:700;color:#fff}
.footer-p{margin-top:14px;font-size:14px;line-height:1.85;color:#9FADA5;max-width:340px}
.footer-search{margin-top:18px;max-width:320px}
.footer-search .search-input{
  background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.16);color:#fff;
}
.footer-search .search-input::placeholder{color:var(--muted-dark)}
.footer-search .search-input:focus{border-color:var(--lime);box-shadow:0 0 0 3px rgba(200,242,78,.22)}
.footer-h{font-size:15px;color:#fff;margin-bottom:14px;letter-spacing:.02em}
.footer-list li{margin-bottom:10px}
.footer-list a{font-size:14px;color:#A9B6AE;transition:color .2s ease}
.footer-list a:hover{color:var(--lime)}
.footer-chips{display:flex;flex-wrap:wrap;gap:8px}
.footer-chips a{
  display:inline-flex;align-items:center;height:30px;padding:0 11px;border-radius:999px;
  border:1px solid rgba(255,255,255,.16);font-size:13px;color:#A9B6AE;transition:.2s;
}
.footer-chips a:hover{color:var(--lime);border-color:rgba(200,242,78,.5)}
.footer-contact li{font-size:13.5px;color:#98A69E;line-height:1.85;margin-bottom:10px}
.footer-bottom{
  margin-top:40px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:12px 24px;align-items:center;justify-content:space-between;
  font-size:12.5px;color:#8A968F;
}
.to-top{
  display:inline-flex;align-items:center;height:36px;padding:0 14px;border-radius:var(--r-btn);
  background:var(--lime);color:var(--ink);font-weight:600;font-size:13px;
  opacity:0;visibility:hidden;transition:opacity .2s ease,visibility .2s ease;
}
.to-top.is-on{opacity:1;visibility:visible}

/* 移动底栏 */
.mobile-bar{display:none}
@media (max-width:768px){
  body{padding-bottom:64px}
  .mobile-bar{
    display:flex;position:fixed;left:0;right:0;bottom:0;z-index:70;height:56px;
    align-items:center;gap:12px;padding:0 14px;background:var(--ink);color:#fff;
    box-shadow:0 -8px 24px -12px rgba(11,19,16,.5);
  }
  .mobile-bar .mb-title{flex:1;font-size:14px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .mobile-bar .btn{height:38px;padding:0 14px;font-size:14px}
}

/* 响应式 */
@media (max-width:1024px){
  .nav-links,.nav-cta{display:none}
  .menu-toggle{display:inline-flex}
  .layout{grid-template-columns:1fr}
  .side-col{position:static}
  .cta-grid{grid-template-columns:1fr;gap:28px;padding:48px 0}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:768px){
  .header-inner{flex-wrap:wrap;height:auto;padding:10px 0 12px;gap:12px}
  .brand-name{font-size:16px}
  .header-search-wrap{order:3;flex:1 0 100%;max-width:none}
  .search-wrap{max-width:none}
  .page-hero .container{padding-top:24px;padding-bottom:34px}
  .hero-lead{font-size:15px}
  .row-title{white-space:normal;line-height:1.55}
  .row-desc{-webkit-line-clamp:2}
  .row-meta{display:none}
  .faq-item summary{font-size:15px;min-height:56px;padding:0 16px}
  .faq-body{padding:2px 16px 18px;font-size:14.5px}
  .subscribe{flex-direction:column}
  .subscribe .btn{width:100%}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:480px){
  .brand-name{font-size:15px}
  .list-row{padding:15px 14px;gap:12px}
  .row-idx{width:32px;height:24px;font-size:12px}
  .hero-stats{gap:10px 22px}
}
@media (prefers-reduced-motion: reduce){
  *{transition:none !important;animation:none !important;scroll-behavior:auto !important}
  .list-row:hover .row-arrow{transform:none}
}