/* roulang page: index */
/* ============ 设计变量 ============ */
:root{
  --brand:#FF5A26;
  --brand-hover:#E64A18;
  --brand-active:#C93C10;
  --brand-soft:#FFF1EB;
  --cyan:#12B5A6;
  --cyan-soft:#E7F7F5;
  --yellow:#FFC24B;
  --ink:#0E1116;
  --ink-2:#161B22;
  --ink-3:#222A33;
  --paper:#FFFFFF;
  --paper-alt:#F6F5F2;
  --divider:#EDEBE6;
  --line:#E7E4DE;
  --line-dark:rgba(255,255,255,.10);
  --text:#111418;
  --text-2:#5A6068;
  --text-3:#8A9098;
  --success:#2FA36B;
  --warning:#E0A100;
  --danger:#D64545;
  --r-card:16px;
  --r-btn:10px;
  --r-img:12px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(16,20,24,.05),0 8px 24px rgba(16,20,24,.06);
  --sh-hover:0 12px 32px rgba(255,90,38,.14);
  --sh-deep:0 18px 48px rgba(14,17,22,.18);
  --container:1200px;
  --sec:88px;
}

/* ============ 基础 reset ============ */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;border:0}
a{color:var(--cyan);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px}
a:hover{color:var(--brand)}
a:visited{color:var(--cyan)}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
input,button,select,textarea{font:inherit}
table{border-collapse:collapse;width:100%}
:focus{outline:none}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum" 1}

/* ============ 布局容器 ============ */
.container{max-width:var(--container);margin:0 auto;padding:0 32px;width:100%}
.section{padding:var(--sec) 0}
.section--alt{background:var(--paper-alt)}
.section--dark{background:var(--ink);color:#fff}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px}
.section-head h2{font-size:clamp(22px,2.4vw,30px);font-weight:700;line-height:1.3;letter-spacing:-.3px}
.section-head p{margin-top:10px;color:var(--text-2);font-size:15px;max-width:640px;line-height:1.7}
.section--dark .section-head p{color:rgba(255,255,255,.66)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;letter-spacing:.4px;font-weight:600;
  color:var(--brand);background:var(--brand-soft);
  border-radius:var(--r-pill);padding:6px 14px;margin-bottom:18px;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--brand)}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;line-height:1;letter-spacing:.2px;
  text-decoration:none;white-space:nowrap;cursor:pointer;
  border:1px solid transparent;
  transition:transform .18s ease-out,background-color .18s ease-out,color .18s ease-out,border-color .18s ease-out,box-shadow .18s ease-out;
}
.btn:active{transform:translateY(0)}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 8px 20px rgba(255,90,38,.22)}
.btn-primary:hover{background:var(--brand-hover);color:#fff;transform:translateY(-1px);box-shadow:0 12px 26px rgba(255,90,38,.28)}
.btn-primary:active{background:var(--brand-active)}
.btn-secondary{background:#fff;color:var(--cyan);border-color:rgba(18,181,166,.45);text-decoration:none}
.btn-secondary:hover{background:var(--cyan-soft);color:var(--cyan);border-color:var(--cyan)}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.45);text-decoration:none}
.btn-ghost:hover{background:rgba(255,255,255,.10);color:#fff;border-color:rgba(255,255,255,.8)}
.btn-light{background:#fff;color:var(--ink);text-decoration:none}
.btn-light:hover{background:var(--brand-soft);color:var(--brand)}
.btn-sm{height:40px;padding:0 16px;font-size:14px;border-radius:8px}
.btn[disabled],.btn.is-disabled{opacity:.45;filter:saturate(.4);cursor:not-allowed;transform:none!important;box-shadow:none}
.btn-text{
  display:inline-flex;align-items:center;gap:6px;color:var(--cyan);
  font-size:14.5px;font-weight:600;text-decoration:none;
}
.btn-text svg{transition:transform .18s ease-out}
.btn-text:hover{color:var(--brand)}
.btn-text:hover svg{transform:translateX(4px)}

/* ============ 顶部导航 ============ */
.site-header{position:relative;z-index:60;background:#fff}
.topbar{border-bottom:1px solid var(--line);background:#fff}
.topbar-inner{display:flex;align-items:center;gap:24px;height:76px}
.logo{display:inline-flex;align-items:center;gap:12px;text-decoration:none;color:var(--text)}
.logo:hover{color:var(--text)}
.logo-mark{
  width:40px;height:40px;flex:0 0 40px;border-radius:12px;
  background:linear-gradient(140deg,var(--brand),#FF8A3D 78%);
  color:#fff;font-size:19px;font-weight:800;line-height:1;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 8px 18px rgba(255,90,38,.24);
}
.logo-text{display:flex;flex-direction:column;line-height:1.15}
.logo-text b{font-size:17px;font-weight:800;letter-spacing:-.2px;white-space:nowrap}
.logo-text small{font-size:11.5px;color:var(--text-3);font-weight:500;letter-spacing:.6px}
.search{
  flex:1 1 auto;max-width:420px;position:relative;display:flex;align-items:center;
  border:1px solid var(--line);border-radius:var(--r-btn);background:var(--paper-alt);
  height:44px;padding:0 12px;transition:border-color .18s,box-shadow .18s,background-color .18s;
}
.search:focus-within{border-color:var(--cyan);background:#fff;box-shadow:0 0 0 3px rgba(18,181,166,.16)}
.search svg{flex:0 0 18px;color:var(--text-3)}
.search input{
  border:0;background:transparent;flex:1;height:100%;padding:0 10px;font-size:14.5px;color:var(--text);
}
.search input::placeholder{color:var(--text-3)}
.topbar-actions{display:flex;align-items:center;gap:16px;margin-left:auto}
.link-quiet{font-size:14.5px;font-weight:600;color:var(--text-2);text-decoration:none}
.link-quiet:hover{color:var(--brand)}
.menu-toggle{
  display:none;width:44px;height:44px;border-radius:10px;border:1px solid var(--line);
  align-items:center;justify-content:center;color:var(--text);margin-left:auto;
}
.menu-toggle:hover{background:var(--paper-alt)}
.channelbar{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:55;transition:box-shadow .2s}
.channelbar.is-stuck{box-shadow:0 8px 22px rgba(16,20,24,.07);border-bottom-color:var(--divider)}
.channelbar-inner{display:flex;align-items:center;gap:8px;height:56px;overflow-x:auto;scrollbar-width:none}
.channelbar-inner::-webkit-scrollbar{display:none}
.channel{
  position:relative;display:inline-flex;align-items:center;height:56px;padding:0 16px;
  font-size:15px;font-weight:600;color:var(--text-2);text-decoration:none;white-space:nowrap;
  transition:color .18s ease-out,background-color .18s ease-out;
}
.channel:hover{color:var(--brand);background:var(--brand-soft)}
.channel.is-active{color:var(--brand);background:var(--brand-soft)}
.channel.is-active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:0;height:3px;border-radius:3px 3px 0 0;background:var(--brand);
}
/* 移动端抽屉 */
.drawer{
  position:fixed;inset:0;z-index:80;display:none;
}
.drawer.is-open{display:block}
.drawer-mask{position:absolute;inset:0;background:rgba(14,17,22,.55)}
.drawer-panel{
  position:absolute;top:0;right:0;bottom:0;width:min(84vw,340px);
  background:#fff;padding:20px;display:flex;flex-direction:column;gap:6px;
  box-shadow:var(--sh-deep);animation:slideIn .22s ease-out;
}
@keyframes slideIn{from{transform:translateX(24px);opacity:.4}to{transform:translateX(0);opacity:1}}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:14px;border-bottom:1px solid var(--line);margin-bottom:10px}
.drawer-head b{font-size:15px}
.drawer-close{width:40px;height:40px;border-radius:10px;border:1px solid var(--line);display:flex;align-items:center;justify-content:center}
.drawer a.d-item{
  display:flex;align-items:center;height:48px;padding:0 14px;border-radius:10px;
  color:var(--text);font-weight:600;text-decoration:none;font-size:15px;
}
.drawer a.d-item:hover,.drawer a.d-item.is-active{background:var(--brand-soft);color:var(--brand)}
.drawer .d-foot{margin-top:auto;padding-top:16px;border-top:1px solid var(--line);font-size:13px;color:var(--text-3)}

/* ============ Hero ============ */
.hero{position:relative;background:var(--ink);color:#fff;overflow:hidden;isolation:isolate}
.hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.86;z-index:-2}
.hero::after{
  content:"";position:absolute;inset:0;z-index:-1;
  background:linear-gradient(115deg,rgba(14,17,22,.92) 0%,rgba(14,17,22,.74) 46%,rgba(14,17,22,.55) 100%);
}
.hero-inner{
  display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center;
  padding:104px 0 88px;
}
.hero .eyebrow{background:rgba(255,90,38,.18);color:#FFB49A;border:1px solid rgba(255,90,38,.34)}
.hero .eyebrow::before{background:var(--brand)}
.hero h1{
  font-size:clamp(28px,4vw,40px);font-weight:800;line-height:1.2;letter-spacing:-.5px;
  color:#fff;margin-bottom:18px;
}
.hero-sub{font-size:clamp(15px,1.4vw,17px);color:rgba(255,255,255,.74);max-width:560px;line-height:1.75}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero-points{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.hero-points span{
  font-size:12.5px;color:rgba(255,255,255,.78);
  border:1px solid rgba(255,255,255,.18);border-radius:var(--r-pill);
  padding:5px 12px;background:rgba(255,255,255,.04);
}
.hero-panel{
  background:linear-gradient(160deg,rgba(34,42,51,.96),rgba(22,27,34,.96));
  border:1px solid var(--line-dark);border-radius:20px;padding:26px;
  box-shadow:var(--sh-deep);
}
.hero-panel h2{font-size:14px;font-weight:600;color:rgba(255,255,255,.62);letter-spacing:.6px;margin-bottom:6px}
.hero-panel .panel-title{font-size:19px;font-weight:700;color:#fff;margin-bottom:22px}
.stat-grid{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line-dark);border-radius:12px;overflow:hidden}
.stat-cell{background:rgba(14,17,22,.55);padding:20px 18px}
.stat-num{font-size:28px;font-weight:800;color:var(--yellow);line-height:1.1;letter-spacing:-.5px}
.stat-num small{font-size:14px;font-weight:700;margin-left:2px}
.stat-label{font-size:13px;color:rgba(255,255,255,.6);margin-top:8px}
.hero-note{margin-top:20px;font-size:13px;color:rgba(255,255,255,.5);line-height:1.7}

/* ============ 能力卡（非对称栅格） ============ */
.cap-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:24px}
.cap-card{
  grid-column:span 6;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:28px;box-shadow:var(--sh-1);position:relative;overflow:hidden;
  transition:transform .18s ease-out,box-shadow .18s ease-out,border-color .18s ease-out;
}
.cap-card:hover{transform:translateY(-3px);box-shadow:var(--sh-hover);border-color:rgba(255,90,38,.28)}
.cap-card.wide{grid-column:span 6}
.cap-card.narrow{grid-column:span 3}
.cap-card.half{grid-column:span 6}
.cap-card::after{
  content:"";position:absolute;right:-40px;top:-40px;width:120px;height:120px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,90,38,.10),transparent 68%);
}
.cap-icon{
  width:48px;height:48px;border-radius:14px;display:flex;align-items:center;justify-content:center;
  background:var(--brand-soft);color:var(--brand);margin-bottom:20px;
}
.cap-card.c-cyan .cap-icon{background:var(--cyan-soft);color:var(--cyan)}
.cap-card.c-yellow .cap-icon{background:#FFF7E6;color:#B7791F}
.cap-card h3{font-size:19px;font-weight:700;line-height:1.4;margin-bottom:10px}
.cap-card p{color:var(--text-2);font-size:14.5px;line-height:1.75}
.cap-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.tag{font-size:12.5px;color:var(--text-2);background:var(--paper-alt);border:1px solid var(--line);border-radius:var(--r-pill);padding:4px 11px}
.cap-metric{display:flex;align-items:baseline;gap:8px;margin-top:20px;padding-top:18px;border-top:1px dashed var(--divider)}
.cap-metric b{font-size:24px;font-weight:800;color:var(--brand);letter-spacing:-.5px}
.cap-metric span{font-size:13px;color:var(--text-3)}

/* ============ 使用场景 ============ */
.scene-list{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.scene{
  display:flex;gap:18px;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px;box-shadow:var(--sh-1);
  transition:transform .18s ease-out,box-shadow .18s ease-out;
}
.scene:hover{transform:translateY(-3px);box-shadow:var(--sh-hover)}
.scene-icon{
  flex:0 0 46px;width:46px;height:46px;border-radius:13px;
  display:flex;align-items:center;justify-content:center;
  background:var(--ink);color:#fff;
}
.scene:nth-child(2) .scene-icon{background:var(--brand)}
.scene:nth-child(3) .scene-icon{background:var(--cyan)}
.scene h3{font-size:17px;font-weight:700;margin-bottom:8px}
.scene p{font-size:14.5px;color:var(--text-2);line-height:1.75}
.scene .tag{margin-top:14px;display:inline-block}

/* ============ 案例区 ============ */
.case-wrap{display:grid;grid-template-columns:.85fr 1.15fr;gap:56px;align-items:start}
.case-copy h2{font-size:clamp(22px,2.4vw,30px);font-weight:700;line-height:1.3;margin-bottom:16px;letter-spacing:-.3px}
.case-copy p{color:var(--text-2);font-size:15px;line-height:1.8}
.case-facts{margin-top:28px;display:flex;flex-direction:column;gap:16px}
.case-fact{display:flex;gap:14px;align-items:flex-start}
.case-fact svg{flex:0 0 20px;color:var(--brand);margin-top:4px}
.case-fact b{display:block;font-size:15px;font-weight:700}
.case-fact span{font-size:14px;color:var(--text-2);line-height:1.7}
.case-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.case-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;
  box-shadow:var(--sh-1);transition:transform .18s ease-out,box-shadow .18s ease-out;
}
.case-card:hover{transform:translateY(-3px);box-shadow:var(--sh-hover)}
.case-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--divider)}
.case-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease-out}
.case-card:hover .case-thumb img{transform:scale(1.03)}
.case-body{padding:20px}
.case-body h3{font-size:16.5px;font-weight:700;margin-bottom:8px}
.case-body p{font-size:13.5px;color:var(--text-2);line-height:1.7}
.case-metric{display:flex;align-items:baseline;gap:8px;margin-top:16px;padding-top:14px;border-top:1px solid var(--divider)}
.case-metric b{font-size:20px;font-weight:800;color:var(--cyan);letter-spacing:-.4px}
.case-metric span{font-size:12.5px;color:var(--text-3)}

/* ============ 价格方案 ============ */
.plan-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:stretch}
.plan{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:30px;box-shadow:var(--sh-1);display:flex;flex-direction:column;
  transition:transform .18s ease-out,box-shadow .18s ease-out;
}
.plan:hover{transform:translateY(-3px);box-shadow:var(--sh-hover)}
.plan.featured{
  border:2px solid var(--brand);
  box-shadow:0 16px 40px rgba(255,90,38,.16);
  position:relative;
}
.plan-flag{
  position:absolute;top:-14px;left:50%;transform:translateX(-50%);
  background:var(--yellow);color:#4A3200;font-size:12.5px;font-weight:800;letter-spacing:.4px;
  border-radius:var(--r-pill);padding:5px 16px;white-space:nowrap;
}
.plan h3{font-size:18px;font-weight:700;margin-bottom:6px}
.plan .plan-desc{font-size:13.5px;color:var(--text-2);min-height:44px;line-height:1.65}
.plan-price{display:flex;align-items:baseline;gap:6px;margin:20px 0 6px}
.plan-price b{font-size:34px;font-weight:800;letter-spacing:-1px;color:var(--ink)}
.plan-price span{font-size:13.5px;color:var(--text-3)}
.plan .plan-cycle{font-size:13px;color:var(--text-3);margin-bottom:22px}
.plan ul{display:flex;flex-direction:column;gap:12px;margin-bottom:26px}
.plan li{display:flex;gap:10px;font-size:14.5px;color:var(--text-2);line-height:1.65}
.plan li svg{flex:0 0 18px;color:var(--success);margin-top:5px}
.plan .btn{width:100%;margin-top:auto}

/* ============ 最新信息（CMS） ============ */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.news-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;
  box-shadow:var(--sh-1);min-height:340px;display:flex;
  transition:transform .18s ease-out,box-shadow .18s ease-out;
}
.news-card:hover{transform:translateY(-3px);box-shadow:var(--sh-hover)}
.news-link{display:flex;flex-direction:column;width:100%;text-decoration:none;color:inherit}
.news-link:hover{color:inherit}
.news-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--divider);flex:0 0 auto}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease-out}
.news-card:hover .news-thumb img{transform:scale(1.03)}
.news-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.badge{
  align-self:flex-start;font-size:12.5px;font-weight:700;letter-spacing:.2px;
  color:var(--brand);background:var(--brand-soft);border-radius:var(--r-pill);padding:4px 12px;
}
.news-body h3{
  font-size:17px;font-weight:700;line-height:1.5;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-body p{
  font-size:14px;color:var(--text-2);line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{
  margin-top:auto;padding-top:14px;border-top:1px solid var(--divider);
  display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-3);
}
.news-meta time{font-variant-numeric:tabular-nums}
.news-meta .sep{color:var(--divider)}
.empty-state{
  grid-column:1/-1;border:1px dashed var(--line);border-radius:var(--r-card);
  background:var(--paper-alt);padding:56px 24px;text-align:center;
}
.empty-state svg{color:var(--text-3);margin:0 auto 16px}
.empty-state b{display:block;font-size:16px;font-weight:700;margin-bottom:10px}
.empty-state p{font-size:14px;color:var(--text-2);margin-bottom:20px}
.empty-actions{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}

/* ============ FAQ ============ */
.faq-wrap{display:grid;grid-template-columns:.7fr 1.3fr;gap:56px;align-items:start}
.faq-intro h2{font-size:clamp(22px,2.4vw,30px);font-weight:700;line-height:1.3;margin-bottom:16px;letter-spacing:-.3px}
.faq-intro p{color:var(--text-2);font-size:15px;line-height:1.8}
.faq-intro .btn{margin-top:26px}
.faq-list{display:flex;flex-direction:column;gap:12px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;transition:border-color .18s,box-shadow .18s}
.faq-item:hover{border-color:rgba(255,90,38,.3)}
.faq-item.is-open{box-shadow:var(--sh-1);border-color:rgba(255,90,38,.35)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:56px;padding:16px 22px;text-align:left;font-size:15.5px;font-weight:700;line-height:1.5;
  transition:color .18s;
}
.faq-q:hover{color:var(--brand)}
.faq-icon{
  flex:0 0 26px;width:26px;height:26px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:var(--brand-soft);color:var(--brand);position:relative;
  transition:transform .22s ease-out,background-color .22s;
}
.faq-item.is-open .faq-icon{transform:rotate(45deg);background:var(--brand);color:#fff}
.faq-a{max-height:0;overflow:hidden;transition:max-height .22s ease-out}
.faq-a-inner{padding:0 22px 22px;max-width:760px;font-size:14.5px;color:var(--text-2);line-height:1.85}

/* ============ CTA 条 ============ */
.cta-band{background:var(--ink);color:#fff;position:relative;overflow:hidden}
.cta-band::before{
  content:"";position:absolute;right:-120px;top:-140px;width:460px;height:460px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,90,38,.24),transparent 70%);
}
.cta-band::after{
  content:"";position:absolute;left:-60px;bottom:-180px;width:340px;height:340px;border-radius:50%;
  background:radial-gradient(circle,rgba(18,181,166,.20),transparent 70%);
}
.cta-inner{
  position:relative;display:flex;align-items:center;justify-content:space-between;gap:40px;
  padding:64px 0;flex-wrap:wrap;
}
.cta-inner h2{font-size:clamp(21px,2.3vw,28px);font-weight:800;line-height:1.35;letter-spacing:-.3px;margin-bottom:12px;max-width:640px}
.cta-inner p{color:rgba(255,255,255,.7);font-size:15px;line-height:1.75;max-width:560px}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}
.cta-lines{display:flex;gap:8px;margin-top:26px}
.cta-lines i{display:block;height:6px;border-radius:4px;background:rgba(255,255,255,.18)}
.cta-lines i:nth-child(1){width:64px;background:var(--brand)}
.cta-lines i:nth-child(2){width:38px;background:var(--yellow)}
.cta-lines i:nth-child(3){width:20px;background:var(--cyan)}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink);color:rgba(255,255,255,.72);padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:40px;padding-bottom:48px}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:18px}
.footer-brand .logo-mark{box-shadow:none}
.footer-brand b{color:#fff;font-size:16.5px;font-weight:800}
.site-footer p{font-size:13.8px;line-height:1.8;color:rgba(255,255,255,.6);max-width:340px}
.footer-col h3{color:#fff;font-size:14.5px;font-weight:700;letter-spacing:.3px;margin-bottom:16px}
.footer-col ul{display:flex;flex-direction:column;gap:11px}
.footer-col a{color:rgba(255,255,255,.68);font-size:14px;text-decoration:none;transition:color .18s}
.footer-col a:hover{color:var(--yellow)}
.footer-col li span{font-size:14px;color:rgba(255,255,255,.55)}
.footer-bottom{
  border-top:1px solid var(--line-dark);padding:22px 0;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.48);
}
.footer-bottom a{color:rgba(255,255,255,.6);text-decoration:none}
.footer-bottom a:hover{color:var(--yellow)}
.footer-links{display:flex;gap:18px;flex-wrap:wrap}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .cap-card.narrow{grid-column:span 6}
  .cap-card.wide{grid-column:span 12}
}
@media (max-width:1023px){
  :root{--sec:64px}
  .container{padding:0 24px}
  .search{display:none}
  .menu-toggle{display:flex}
  .topbar-actions .btn,.topbar-actions .link-quiet{display:none}
  .channelbar-inner{display:none}
  .channelbar{border-bottom:1px solid var(--line)}
  .hero-inner{grid-template-columns:1fr;gap:40px;padding:72px 0 64px}
  .scene-list{grid-template-columns:1fr}
  .case-wrap{grid-template-columns:1fr;gap:36px}
  .plan-grid{grid-template-columns:1fr;gap:20px}
  .plan.featured{order:-1}
  .faq-wrap{grid-template-columns:1fr;gap:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:767px){
  :root{--sec:48px}
  .container{padding:0 16px}
  .topbar-inner{height:68px;gap:12px}
  .logo-text small{display:none}
  .cap-grid{gap:16px}
  .cap-card,.cap-card.wide,.cap-card.narrow,.cap-card.half{grid-column:span 12}
  .news-grid{grid-template-columns:1fr}
  .case-grid{grid-template-columns:1fr}
  .section-head{flex-direction:column;align-items:flex-start;gap:14px;margin-bottom:28px}
  .hero h1{font-size:26px}
  .cta-inner{padding:48px 0;flex-direction:column;align-items:flex-start}
  .footer-grid{grid-template-columns:1fr}
  .faq-q{font-size:15px;padding:14px 16px}
  .faq-a-inner{padding:0 16px 18px}
  .stat-grid{grid-template-columns:1fr 1fr}
  .btn{height:46px}
}
@media (max-width:479px){
  .logo-mark{width:36px;height:36px;flex-basis:36px;font-size:17px}
  .logo-text b{font-size:15.5px}
  .hero-cta .btn{width:100%}
  .cta-actions .btn{width:100%}
  .stat-grid{grid-template-columns:1fr 1fr}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms!important;transition-duration:.001ms!important}
}

/* roulang page: article */
:root{
  --brand:#FF5A26;
  --brand-hover:#E64A18;
  --brand-active:#C93C10;
  --brand-soft:#FFF1EB;
  --teal:#12B5A6;
  --teal-soft:#E7F7F5;
  --yellow:#FFC24B;
  --ink:#111418;
  --ink-2:#5A6068;
  --ink-3:#8A9098;
  --surface:#FFFFFF;
  --surface-alt:#F6F5F2;
  --line:#E7E4DE;
  --line-soft:#EDEBE6;
  --dark:#0E1116;
  --dark-2:#161B22;
  --dark-line:#222A33;
  --success:#2FA36B;
  --warning:#E0A100;
  --danger:#D64545;
  --r-card:16px;
  --r-btn:10px;
  --r-img:12px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(16,20,24,.05), 0 8px 24px rgba(16,20,24,.06);
  --sh-hover:0 12px 32px rgba(255,90,38,.14);
  --container:1200px;
  --ease:180ms ease-out;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background:var(--surface);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,ul,ol,figure,blockquote{margin:0}
ul,ol{padding-left:1.15em}
img{max-width:100%;display:block;height:auto}
a{color:var(--teal);text-decoration:none;text-underline-offset:3px}
a:hover{color:var(--brand);text-decoration:underline}
button,input{font:inherit;color:inherit}
svg{display:block}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px}
.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}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px}
.num{font-variant-numeric:tabular-nums}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;letter-spacing:.2px;
  border:1px solid transparent;cursor:pointer;text-decoration:none;
  transition:background-color var(--ease),color var(--ease),border-color var(--ease),transform var(--ease),box-shadow var(--ease);
}
.btn:hover{text-decoration:none}
.btn-primary{background:var(--brand);color:#fff;border-color:var(--brand)}
.btn-primary:hover{background:var(--brand-hover);color:#fff;transform:translateY(-1px);box-shadow:0 10px 22px rgba(255,90,38,.26)}
.btn-primary:active{background:var(--brand-active);transform:translateY(0);box-shadow:none}
.btn-secondary{background:#fff;color:var(--teal);border-color:var(--teal)}
.btn-secondary:hover{background:var(--teal-soft);color:var(--teal);transform:translateY(-1px)}
.btn-secondary:active{background:#D6F1ED;transform:translateY(0)}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.42)}
.btn-ghost:hover{background:rgba(255,255,255,.10);color:#fff;border-color:#fff}
.btn-sm{height:38px;padding:0 16px;font-size:14px;border-radius:9px}
.btn[disabled],.btn.is-disabled{opacity:.5;cursor:not-allowed;filter:saturate(.6)}
.link-quiet{font-size:14px;color:var(--ink-2);font-weight:500}
.link-quiet:hover{color:var(--brand);text-decoration:none}
.text-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--teal)}
.text-link svg{transition:transform var(--ease)}
.text-link:hover{color:var(--brand);text-decoration:none}
.text-link:hover svg{transform:translateX(4px)}

/* ---------- 徽章 / 标签 ---------- */
.badge{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;
  border-radius:var(--r-pill);background:var(--brand-soft);color:var(--brand);
  font-size:12.5px;font-weight:600;letter-spacing:.2px;
}
.badge-teal{background:var(--teal-soft);color:#0E8C80}
.badge-live{background:rgba(47,163,107,.12);color:var(--success)}
.chip{
  display:inline-flex;align-items:center;height:34px;padding:0 16px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:#fff;color:var(--ink-2);
  font-size:13.5px;font-weight:500;cursor:pointer;transition:all var(--ease)
}
.chip:hover{border-color:var(--brand);color:var(--brand)}
.chip.is-active{background:var(--brand);border-color:var(--brand);color:#fff}

/* ---------- 顶部品牌行 ---------- */
.site-header{position:relative;z-index:60;background:#fff}
.header-top{border-bottom:1px solid var(--line-soft)}
.header-top-inner{display:flex;align-items:center;gap:24px;min-height:76px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;flex-shrink:0}
.brand:hover{text-decoration:none}
.logo-mark{
  width:42px;height:42px;border-radius:12px;flex-shrink:0;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(140deg,var(--brand) 0%,#FF8A3D 100%);
  color:#fff;font-size:20px;font-weight:800;letter-spacing:-1px;
  box-shadow:0 6px 16px rgba(255,90,38,.28);
}
.brand-text{display:flex;flex-direction:column;line-height:1.25}
.brand-text b{font-size:17px;font-weight:800;color:var(--ink);letter-spacing:-.3px}
.brand-text em{font-style:normal;font-size:12px;color:var(--ink-3);letter-spacing:.4px}
.header-search{
  flex:1 1 auto;max-width:360px;display:flex;align-items:center;
  height:44px;padding:0 6px 0 16px;border:1px solid var(--line);border-radius:var(--r-pill);
  background:var(--surface-alt);transition:border-color var(--ease),box-shadow var(--ease),background-color var(--ease)
}
.header-search:focus-within{background:#fff;border-color:var(--teal);box-shadow:0 0 0 3px rgba(18,181,166,.14)}
.header-search input{flex:1;border:0;background:transparent;outline:none;font-size:14px;min-width:0}
.header-search input::placeholder{color:var(--ink-3)}
.header-search button{
  width:34px;height:34px;border:0;border-radius:50%;background:var(--brand);color:#fff;
  display:flex;align-items:center;justify-content:center;cursor:pointer;transition:background-color var(--ease)
}
.header-search button:hover{background:var(--brand-hover)}
.header-actions{display:flex;align-items:center;gap:16px;flex-shrink:0;margin-left:auto}
.nav-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:10px;
  background:#fff;cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:4px
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink);transition:transform var(--ease),opacity var(--ease)}

/* ---------- 频道行 ---------- */
.channelbar{
  position:sticky;top:0;z-index:55;background:#fff;
  border-bottom:1px solid var(--line-soft);transition:box-shadow var(--ease),border-color var(--ease)
}
.site-header.is-scrolled .channelbar{box-shadow:0 6px 18px rgba(16,20,24,.08);border-bottom-color:var(--line)}
.channelbar-inner{display:flex;align-items:center;gap:6px;height:54px;overflow-x:auto;scrollbar-width:none}
.channelbar-inner::-webkit-scrollbar{display:none}
.channel{
  position:relative;display:inline-flex;align-items:center;height:54px;padding:0 16px;
  font-size:15px;font-weight:600;color:var(--ink-2);white-space:nowrap;
  transition:color var(--ease)
}
.channel:hover{color:var(--brand);text-decoration:none}
.channel::after{
  content:"";position:absolute;left:16px;right:16px;bottom:0;height:3px;border-radius:3px 3px 0 0;
  background:transparent;transition:background-color var(--ease)
}
.channel.is-active{color:var(--brand);background:var(--brand-soft)}
.channel.is-active::after{background:var(--brand)}

/* ---------- 面包屑 ---------- */
.crumb-wrap{padding:22px 0 0}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--ink-3)}
.breadcrumb a{color:var(--ink-3)}
.breadcrumb a:hover{color:var(--brand);text-decoration:none}
.breadcrumb .sep{color:#C4C0B8}
.breadcrumb .current{color:var(--ink-2);max-width:52ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ---------- 文章布局 ---------- */
.article-section{padding:26px 0 72px}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:48px;align-items:start}
.article-main{min-width:0}

.channel-head{display:flex;align-items:center;gap:10px;margin-bottom:18px}
.channel-dot{width:9px;height:9px;border-radius:50%;background:var(--brand);box-shadow:0 0 0 4px var(--brand-soft)}
.channel-head h2{font-size:15px;font-weight:700;letter-spacing:.6px;color:var(--ink-2)}

.article-title{
  font-size:clamp(28px,3.4vw,40px);font-weight:800;line-height:1.25;letter-spacing:-.5px;
  color:var(--ink);max-width:760px
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;
  margin-top:18px;padding-bottom:20px;border-bottom:1px solid var(--line-soft);
  font-size:13.5px;color:var(--ink-3)
}
.article-meta .meta-item{display:inline-flex;align-items:center;gap:6px}
.article-meta time{color:var(--ink-2);font-variant-numeric:tabular-nums}
.article-meta .meta-sep{width:1px;height:14px;background:var(--line)}

.article-cover{
  margin-top:24px;border-radius:var(--r-img);overflow:hidden;
  background:var(--surface-alt);box-shadow:var(--sh-1)
}
.article-cover img{width:100%;aspect-ratio:16/9;object-fit:cover}

/* ---------- 正文排版 ---------- */
.article-body{max-width:760px;margin-top:32px;font-size:16.5px;line-height:1.85;color:#20252B}
.article-body > * + *{margin-top:1.4em}
.article-body p{margin:0}
.article-body h2{
  position:relative;font-size:26px;line-height:1.35;font-weight:700;color:var(--ink);
  margin:2em 0 .8em;padding-left:16px;letter-spacing:-.2px
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.16em;bottom:.16em;width:4px;border-radius:2px;background:var(--brand)
}
.article-body h3{font-size:20px;font-weight:700;margin:1.7em 0 .6em;color:var(--ink)}
.article-body h4{font-size:17px;font-weight:700;margin:1.4em 0 .5em;color:var(--ink)}
.article-body ul,.article-body ol{padding-left:1.3em}
.article-body li{margin:.4em 0}
.article-body li::marker{color:var(--brand);font-weight:700}
.article-body a{color:var(--teal);text-decoration:underline;text-decoration-thickness:1px}
.article-body a:hover{color:var(--brand)}
.article-body strong{font-weight:700;color:var(--ink)}
.article-body blockquote{
  background:var(--surface-alt);border-left:3px solid var(--brand);
  padding:20px 22px;border-radius:0 var(--r-img) var(--r-img) 0;color:var(--ink-2)
}
.article-body blockquote p{margin:0}
.article-body img{border-radius:var(--r-img);margin:1.6em 0;box-shadow:var(--sh-1)}
.article-body figure{margin:1.6em 0}
.article-body figcaption{font-size:13px;color:var(--ink-3);margin-top:10px;text-align:center}
.article-body code{
  background:var(--brand-soft);color:var(--brand-active);border-radius:4px;
  padding:2px 6px;font-size:14px;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace
}
.article-body pre{
  background:var(--dark);color:#E7EAF0;border-radius:var(--r-img);padding:20px 22px;overflow-x:auto
}
.article-body pre code{background:none;color:inherit;padding:0}
.article-body hr{border:0;border-top:1px solid var(--line);margin:2em 0}
.article-body table{width:100%;border-collapse:collapse;font-size:15px;display:block;overflow-x:auto;white-space:nowrap}
.article-body th,.article-body td{border-bottom:1px solid var(--line);padding:12px 14px;text-align:left}
.article-body th{background:var(--surface-alt);font-weight:700}

/* ---------- 空态 ---------- */
.empty-state{
  max-width:760px;margin-top:32px;padding:56px 24px;text-align:center;
  border:1px dashed var(--line);border-radius:var(--r-card);background:var(--surface-alt)
}
.empty-state svg{margin:0 auto 16px;color:var(--ink-3)}
.empty-state p{font-size:16px;color:var(--ink-2);margin-bottom:20px}

/* ---------- 上下篇 ---------- */
.post-nav{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:56px;max-width:1000px}
.post-nav-item{
  display:flex;flex-direction:column;gap:8px;padding:20px 22px;
  border:1px solid var(--line);border-radius:var(--r-card);background:#fff;
  box-shadow:var(--sh-1);transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease)
}
.post-nav-item:hover{transform:translateY(-3px);box-shadow:var(--sh-hover);border-color:#FFD3C2;text-decoration:none}
.post-nav-dir{font-size:12.5px;font-weight:600;color:var(--ink-3);letter-spacing:.6px}
.post-nav-title{font-size:15.5px;font-weight:700;color:var(--ink);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.post-nav-item:hover .post-nav-title{color:var(--brand)}
.post-nav-item.next{text-align:right}

/* ---------- 侧栏 ---------- */
.sidebar{min-width:0}
.sidebar-inner{position:sticky;top:82px;display:flex;flex-direction:column;gap:20px}
.panel{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:20px;box-shadow:var(--sh-1)}
.panel-title{display:flex;align-items:center;gap:8px;font-size:15px;font-weight:700;color:var(--ink);margin-bottom:14px}
.panel-title::before{content:"";width:4px;height:15px;border-radius:2px;background:var(--brand)}
.toc-list{list-style:none;padding:0;margin:0;border-left:1px solid var(--line-soft)}
.toc-list li{margin:0}
.toc-list a{
  display:block;padding:8px 0 8px 14px;margin-left:-1px;border-left:2px solid transparent;
  font-size:14px;color:var(--ink-2);line-height:1.5;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap
}
.toc-list a:hover{color:var(--brand);border-left-color:var(--brand);text-decoration:none}
.toc-empty{font-size:13.5px;color:var(--ink-3)}

.hot-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column}
.hot-item{display:flex;gap:12px;padding:14px 0;border-bottom:1px solid var(--line-soft)}
.hot-item:first-child{padding-top:0}
.hot-item:last-child{border-bottom:0;padding-bottom:0}
.hot-item img{width:88px;height:66px;border-radius:10px;object-fit:cover;flex-shrink:0}
.hot-item-body{min-width:0}
.hot-item-title{
  display:block;font-size:14.5px;font-weight:600;line-height:1.45;color:var(--ink);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden
}
.hot-item:hover .hot-item-title{color:var(--brand);text-decoration:none}
.hot-item-meta{font-size:12.5px;color:var(--ink-3);margin-top:6px;font-variant-numeric:tabular-nums}
.tag-cloud{display:flex;flex-wrap:wrap;gap:8px}
.tag-cloud a{
  display:inline-flex;align-items:center;height:32px;padding:0 14px;border-radius:var(--r-pill);
  background:var(--teal-soft);color:#0E8C80;font-size:13px;font-weight:500;transition:all var(--ease)
}
.tag-cloud a:hover{background:var(--brand-soft);color:var(--brand);text-decoration:none}

.back-row{margin-top:48px;display:flex;align-items:center;gap:16px;flex-wrap:wrap}

/* ---------- 相关推荐 ---------- */
.related{background:var(--surface-alt);padding:72px 0;border-top:1px solid var(--line-soft)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:28px}
.section-head h2{font-size:clamp(22px,2.4vw,30px);font-weight:700;letter-spacing:-.3px}
.section-head p{font-size:14px;color:var(--ink-3);margin-top:6px}
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);min-height:100%
}
.card:hover{transform:translateY(-3px);box-shadow:var(--sh-hover);border-color:#FFD3C2;text-decoration:none}
.card-media{position:relative;overflow:hidden;background:var(--surface-alt)}
.card-media img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform 320ms ease-out}
.card:hover .card-media img{transform:scale(1.03)}
.card-media::after{
  content:"";position:absolute;inset:auto 0 0 0;height:90px;
  background:linear-gradient(180deg,rgba(14,17,22,0) 0%,rgba(14,17,22,.55) 100%)
}
.card-media .badge{position:absolute;left:14px;bottom:14px;z-index:2;background:#fff;color:var(--brand)}
.card-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.card h3{
  font-size:17.5px;font-weight:700;line-height:1.45;color:var(--ink);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden
}
.card:hover h3{color:var(--brand)}
.card p{
  font-size:14px;color:var(--ink-2);line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden
}
.card-meta{margin-top:auto;display:flex;align-items:center;gap:12px;font-size:12.5px;color:var(--ink-3);font-variant-numeric:tabular-nums}

/* ---------- 底部 CTA ---------- */
.bottom-cta{background:var(--dark);color:#fff;padding:56px 0;position:relative;overflow:hidden}
.bottom-cta::after{
  content:"";position:absolute;right:-80px;top:-40px;width:340px;height:340px;
  background:linear-gradient(135deg,rgba(255,90,38,.35),rgba(18,181,166,.12));
  transform:rotate(24deg);border-radius:48px
}
.bottom-cta-inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap}
.bottom-cta h2{font-size:clamp(21px,2.4vw,28px);font-weight:800;letter-spacing:-.3px}
.bottom-cta p{color:rgba(255,255,255,.7);font-size:14.5px;margin-top:8px;max-width:60ch}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--dark);color:rgba(255,255,255,.72);padding:64px 0 28px;border-top:1px solid var(--dark-line)}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:40px}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.footer-brand .logo-mark{width:38px;height:38px;font-size:18px;border-radius:10px}
.footer-brand b{color:#fff;font-size:16px;font-weight:800;letter-spacing:-.2px}
.footer-col p{font-size:13.5px;line-height:1.8;color:rgba(255,255,255,.62)}
.footer-col h3{font-size:14px;font-weight:700;color:#fff;margin-bottom:16px;letter-spacing:.4px}
.footer-col ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:11px}
.footer-col li a,.footer-col li span{font-size:13.5px;color:rgba(255,255,255,.66)}
.footer-col li a:hover{color:var(--brand);text-decoration:none}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid var(--dark-line);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.5)
}
.footer-links{display:flex;flex-wrap:wrap;gap:18px}
.footer-links a{color:rgba(255,255,255,.6);font-size:13px}
.footer-links a:hover{color:var(--brand);text-decoration:none}

body.nav-locked{overflow:hidden}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;row-gap:32px}
}
@media (max-width:1023px){
  .container{padding:0 24px}
  .header-top-inner{gap:14px;min-height:68px}
  .header-search{display:none}
  .nav-toggle{display:flex}
  .channelbar{position:static;border-bottom:0}
  .channelbar-inner{
    display:none;height:auto;flex-direction:column;align-items:stretch;gap:0;
    padding:8px 0 14px;overflow:visible
  }
  .channelbar.is-open .channelbar-inner{display:flex}
  .channel{height:48px;border-radius:10px;padding:0 14px}
  .channel::after{display:none}
  .channel.is-active{background:var(--brand-soft)}
  .article-layout{grid-template-columns:minmax(0,1fr);gap:40px}
  .sidebar-inner{position:static}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .article-body{font-size:16px}
}
@media (max-width:767px){
  .container{padding:0 16px}
  .brand-text em{display:none}
  .header-actions .link-quiet{display:none}
  .article-title{font-size:28px;line-height:1.3}
  .article-body h2{font-size:22px}
  .article-body{font-size:16px;line-height:1.8}
  .post-nav{grid-template-columns:1fr;gap:14px}
  .post-nav-item.next{text-align:left}
  .card-grid{grid-template-columns:1fr}
  .related{padding:56px 0}
  .bottom-cta{padding:44px 0}
  .footer-grid{grid-template-columns:1fr;gap:30px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:479px){
  .article-meta{gap:8px 12px;font-size:13px}
  .article-meta .meta-sep{display:none}
}

/* roulang page: category1 */
:root{
  --c-primary:#FF5A26;
  --c-primary-hover:#E64A18;
  --c-primary-active:#C93C10;
  --c-primary-soft:#FFF1EB;
  --c-teal:#12B5A6;
  --c-teal-soft:#E7F7F5;
  --c-yellow:#FFC24B;
  --c-dark:#0E1116;
  --c-dark-2:#161B22;
  --c-dark-3:#222A33;
  --c-ink:#111418;
  --c-ink-2:#5A6068;
  --c-ink-3:#8A9098;
  --c-white:#FFFFFF;
  --c-bg-alt:#F6F5F2;
  --c-line:#E7E4DE;
  --c-line-2:#EDEBE6;
  --c-success:#2FA36B;
  --c-warn:#E0A100;
  --c-error:#D64545;
  --r-card:16px;
  --r-btn:10px;
  --r-img:12px;
  --r-pill:999px;
  --sh-card:0 1px 2px rgba(16,20,24,.05), 0 8px 24px rgba(16,20,24,.06);
  --sh-hover:0 12px 32px rgba(255,90,38,.14);
  --sh-bar:0 1px 0 rgba(231,228,222,.9), 0 6px 18px rgba(16,20,24,.05);
  --t:180ms ease-out;
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--c-ink);
  background:var(--c-white);
}
img{max-width:100%;display:block;border:0;}
a{color:var(--c-teal);text-decoration:none;text-underline-offset:3px;}
a:hover{color:var(--c-primary);text-decoration:underline;}
a:visited{color:var(--c-teal);}
button,input,select,textarea{font:inherit;color:inherit;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;padding:0;}
ul,ol{list-style:none;}
h1{font-size:clamp(28px,4vw,40px);font-weight:800;line-height:1.2;letter-spacing:-.5px;}
h2{font-size:clamp(22px,3vw,30px);font-weight:700;line-height:1.3;}
h3{font-size:clamp(18px,2vw,22px);font-weight:700;line-height:1.4;}
.num{font-variant-numeric:tabular-nums;}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:4px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;line-height:1;
  border:1px solid transparent;cursor:pointer;
  transition:background var(--t),color var(--t),border-color var(--t),transform var(--t),box-shadow var(--t);
  text-decoration:none;
}
.btn:hover{text-decoration:none;}
.btn-primary{background:var(--c-primary);color:#fff;box-shadow:0 6px 18px rgba(255,90,38,.24);}
.btn-primary:hover{background:var(--c-primary-hover);color:#fff;transform:translateY(-1px);}
.btn-primary:active{background:var(--c-primary-active);transform:translateY(0);}
.btn-outline{background:#fff;color:var(--c-teal);border-color:var(--c-teal);}
.btn-outline:hover{background:var(--c-teal-soft);color:var(--c-teal);border-color:var(--c-teal);transform:translateY(-1px);}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.55);}
.btn-ghost:hover{background:rgba(255,255,255,.10);color:#fff;border-color:#fff;}
.btn-sm{min-height:38px;padding:0 16px;font-size:14px;}
.btn:disabled,.btn[aria-disabled="true"]{filter:saturate(.4);opacity:.7;cursor:not-allowed;transform:none;}
.link-more{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14.5px;font-weight:600;color:var(--c-teal);
}
.link-more span{transition:transform var(--t);}
.link-more:hover{color:var(--c-primary);text-decoration:none;}
.link-more:hover span{transform:translateX(4px);}

/* ---------- 头部 ---------- */
.site-header{position:sticky;top:0;z-index:60;background:#fff;transition:box-shadow var(--t);}
.site-header.is-scrolled{box-shadow:var(--sh-bar);}
.topbar{border-bottom:1px solid var(--c-line-2);}
.topbar-inner{display:flex;align-items:center;gap:24px;min-height:72px;}
.brand{display:flex;align-items:center;gap:10px;color:var(--c-ink);flex:0 0 auto;}
.brand:hover{color:var(--c-ink);text-decoration:none;}
.logo-mark{
  width:38px;height:38px;flex:0 0 auto;border-radius:11px;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--c-primary),#FF8A3D);
  color:#fff;font-size:19px;font-weight:800;
  box-shadow:0 6px 16px rgba(255,90,38,.30);
}
.brand-text{display:flex;flex-direction:column;line-height:1.25;}
.brand-text b{font-size:17px;font-weight:800;letter-spacing:-.2px;}
.brand-text em{font-style:normal;font-size:12px;color:var(--c-ink-3);letter-spacing:.2px;}
.search-box{
  flex:1 1 auto;max-width:360px;display:flex;align-items:center;gap:8px;
  height:44px;padding:0 14px;border:1px solid var(--c-line);border-radius:var(--r-btn);
  background:var(--c-bg-alt);transition:border-color var(--t),box-shadow var(--t),background var(--t);
}
.search-box:focus-within{border-color:var(--c-teal);background:#fff;box-shadow:0 0 0 3px rgba(18,181,166,.16);}
.search-box svg{flex:0 0 auto;width:17px;height:17px;stroke:var(--c-ink-3);}
.search-box input{flex:1 1 auto;min-width:0;border:0;background:transparent;font-size:14.5px;outline:none;}
.search-box input::placeholder{color:var(--c-ink-3);}
.topbar-actions{display:flex;align-items:center;gap:18px;margin-left:auto;flex:0 0 auto;}
.nav-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--c-line);border-radius:var(--r-btn);
  background:#fff;cursor:pointer;align-items:center;justify-content:center;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--c-ink);border-radius:2px;position:relative;}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--c-ink);border-radius:2px;
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}

.channelbar{border-bottom:1px solid var(--c-line);background:#fff;}
.channelbar-inner{display:flex;align-items:center;gap:6px;overflow-x:auto;scrollbar-width:none;}
.channelbar-inner::-webkit-scrollbar{display:none;}
.channel{
  position:relative;display:inline-flex;align-items:center;
  height:52px;padding:0 18px;font-size:15px;font-weight:600;color:var(--c-ink-2);
  white-space:nowrap;transition:color var(--t),background var(--t);
}
.channel:hover{color:var(--c-primary);background:var(--c-primary-soft);text-decoration:none;}
.channel.is-active{color:var(--c-primary);background:var(--c-primary-soft);}
.channel.is-active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:0;height:3px;
  background:var(--c-primary);border-radius:3px 3px 0 0;
}
.drawer{
  display:none;position:fixed;inset:0;z-index:80;background:rgba(14,17,22,.55);
}
.drawer.is-open{display:block;}
.drawer-panel{
  width:min(320px,86vw);height:100%;background:#fff;padding:20px 0 32px;
  overflow-y:auto;box-shadow:0 0 40px rgba(0,0,0,.24);
}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:0 20px 16px;border-bottom:1px solid var(--c-line-2);}
.drawer-head b{font-size:16px;}
.drawer-close{width:40px;height:40px;border-radius:10px;border:1px solid var(--c-line);background:#fff;cursor:pointer;font-size:18px;line-height:1;}
.drawer-nav{padding:12px 0;}
.drawer-nav a{
  display:flex;align-items:center;min-height:48px;padding:0 20px;
  font-size:15.5px;font-weight:600;color:var(--c-ink);
}
.drawer-nav a:hover{background:var(--c-primary-soft);color:var(--c-primary);text-decoration:none;}
.drawer-nav a.is-active{color:var(--c-primary);background:var(--c-primary-soft);box-shadow:inset 3px 0 0 var(--c-primary);}
.drawer-search{margin:8px 20px 0;height:44px;display:flex;align-items:center;gap:8px;border:1px solid var(--c-line);border-radius:var(--r-btn);padding:0 12px;background:var(--c-bg-alt);}
.drawer-search input{border:0;background:transparent;outline:none;width:100%;font-size:14.5px;}

/* ---------- 频道横幅 ---------- */
.page-banner{position:relative;background:var(--c-dark);overflow:hidden;}
.banner-media{position:absolute;inset:0;}
.banner-media img{width:100%;height:100%;object-fit:cover;opacity:.9;}
.banner-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(135deg,rgba(14,17,22,.86) 0%,rgba(14,17,22,.62) 58%,rgba(255,90,38,.34) 100%);
}
.banner-inner{position:relative;padding:64px 0 60px;color:#fff;}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:rgba(255,255,255,.66);margin-bottom:20px;}
.crumb a{color:rgba(255,255,255,.78);}
.crumb a:hover{color:#fff;text-decoration:none;}
.crumb .sep{opacity:.55;}
.crumb .now{color:#fff;}
.banner-tag{
  display:inline-flex;align-items:center;gap:8px;height:30px;padding:0 14px;border-radius:var(--r-pill);
  background:rgba(255,90,38,.18);border:1px solid rgba(255,90,38,.55);color:#FFD9C9;
  font-size:12.5px;font-weight:600;letter-spacing:.4px;margin-bottom:18px;
}
.banner-tag i{width:6px;height:6px;border-radius:50%;background:var(--c-primary);display:block;}
.page-banner h1{max-width:820px;color:#fff;}
.banner-lead{max-width:720px;margin-top:18px;font-size:16.5px;line-height:1.8;color:rgba(255,255,255,.82);}
.banner-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}

/* ---------- 通用板块 ---------- */
.section{padding:88px 0;}
.section-alt{background:var(--c-bg-alt);}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;}
.section-head p{margin-top:10px;font-size:15px;color:var(--c-ink-2);max-width:680px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;
  letter-spacing:1.2px;color:var(--c-primary);text-transform:uppercase;margin-bottom:12px;
}
.eyebrow::before{content:"";width:22px;height:3px;border-radius:3px;background:var(--c-primary);}

/* ---------- 数据条 ---------- */
.stat-strip{background:var(--c-dark);color:#fff;}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--c-dark-3);}
.stat-cell{background:var(--c-dark);padding:26px 24px;}
.stat-cell b{display:block;font-size:28px;font-weight:800;color:var(--c-yellow);line-height:1.2;font-variant-numeric:tabular-nums;}
.stat-cell span{display:block;margin-top:6px;font-size:13.5px;color:rgba(255,255,255,.66);}

/* ---------- 筛选 chip ---------- */
.chip-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:30px;}
.chip{
  display:inline-flex;align-items:center;gap:8px;height:40px;padding:0 18px;border-radius:var(--r-pill);
  border:1px solid var(--c-line);background:#fff;color:var(--c-ink-2);
  font-size:14.5px;font-weight:600;cursor:pointer;transition:all var(--t);
}
.chip:hover{border-color:var(--c-primary);color:var(--c-primary);}
.chip.is-active{background:var(--c-primary);border-color:var(--c-primary);color:#fff;box-shadow:0 6px 16px rgba(255,90,38,.26);}
.chip .dot{width:6px;height:6px;border-radius:50%;background:currentColor;opacity:.65;}
.chip.is-active .dot{opacity:1;background:#fff;}

/* ---------- 卡片网格 ---------- */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.news-card{
  display:flex;flex-direction:column;
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-card);
  transition:transform var(--t),box-shadow var(--t),border-color var(--t);
  min-height:100%;
}
.news-card:hover{transform:translateY(-3px);box-shadow:var(--sh-hover);border-color:#FBD3C4;}
.card-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--c-line-2);}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform 320ms ease-out;}
.news-card:hover .card-media img{transform:scale(1.03);}
.card-media::after{
  content:"";position:absolute;inset:auto 0 0 0;height:56%;
  background:linear-gradient(180deg,rgba(14,17,22,0) 0%,rgba(14,17,22,.62) 100%);
  pointer-events:none;
}
.card-media .badge{position:absolute;left:14px;top:14px;z-index:2;}
.badge{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:var(--r-pill);
  background:var(--c-primary-soft);color:var(--c-primary);font-size:12.5px;font-weight:700;
}
.badge-teal{background:var(--c-teal-soft);color:var(--c-teal);}
.badge-yellow{background:rgba(255,194,75,.20);color:#8A6300;}
.badge-dark{background:rgba(14,17,22,.72);color:#fff;}
.card-body{display:flex;flex-direction:column;gap:12px;padding:22px;flex:1 1 auto;}
.card-body h3{
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  font-size:18px;line-height:1.45;
}
.card-body h3 a{color:var(--c-ink);}
.card-body h3 a:hover{color:var(--c-primary);text-decoration:none;}
.card-body .desc{
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  font-size:14.5px;color:var(--c-ink-2);line-height:1.7;
}
.meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:auto;padding-top:14px;
  border-top:1px solid var(--c-line-2);font-size:13px;color:var(--c-ink-3);
}
.meta .dot{width:3px;height:3px;border-radius:50%;background:var(--c-ink-3);display:block;}

/* ---------- 更新线索 ---------- */
.track-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.track{
  display:flex;gap:16px;padding:26px;background:#fff;border:1px solid var(--c-line);
  border-radius:var(--r-card);box-shadow:var(--sh-card);transition:transform var(--t),box-shadow var(--t);
}
.track:hover{transform:translateY(-3px);box-shadow:var(--sh-hover);}
.track-icon{
  flex:0 0 auto;width:46px;height:46px;border-radius:13px;display:flex;align-items:center;justify-content:center;
  background:var(--c-primary-soft);
}
.track-icon svg{width:22px;height:22px;stroke:var(--c-primary);fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;}
.track:nth-child(2) .track-icon{background:var(--c-teal-soft);}
.track:nth-child(2) .track-icon svg{stroke:var(--c-teal);}
.track:nth-child(3) .track-icon{background:rgba(255,194,75,.22);}
.track:nth-child(3) .track-icon svg{stroke:#B48300;}
.track h3{font-size:17px;}
.track p{margin-top:8px;font-size:14.5px;color:var(--c-ink-2);}

/* ---------- 分页 ---------- */
.pagination{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:10px;margin-top:48px;}
.page-btn{
  min-width:44px;height:44px;padding:0 14px;display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--c-line);border-radius:12px;background:#fff;color:var(--c-ink-2);
  font-size:14.5px;font-weight:600;transition:all var(--t);
}
.page-btn:hover{border-color:var(--c-primary);color:var(--c-primary);text-decoration:none;}
.page-btn.is-current{background:var(--c-primary);border-color:var(--c-primary);color:#fff;box-shadow:0 6px 16px rgba(255,90,38,.26);}
.page-btn.is-disabled{color:var(--c-ink-3);background:var(--c-bg-alt);cursor:not-allowed;}
.page-gap{color:var(--c-ink-3);padding:0 4px;}

/* ---------- FAQ ---------- */
.faq-list{max-width:880px;margin:0 auto;border-top:1px solid var(--c-line);}
.faq-item{border-bottom:1px solid var(--c-line);}
.faq-q{
  width:100%;min-height:64px;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:12px 4px;background:transparent;border:0;cursor:pointer;text-align:left;
  font-size:16.5px;font-weight:700;color:var(--c-ink);transition:color var(--t);
}
.faq-q:hover{color:var(--c-primary);}
.faq-sign{
  flex:0 0 auto;width:26px;height:26px;border-radius:50%;position:relative;
  background:var(--c-primary-soft);transition:transform 220ms ease-out,background var(--t);
}
.faq-sign::before,.faq-sign::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--c-primary);border-radius:2px;
  transform:translate(-50%,-50%);
}
.faq-sign::before{width:12px;height:2px;}
.faq-sign::after{width:2px;height:12px;}
.faq-item.is-open .faq-sign{transform:rotate(45deg);background:var(--c-primary);}
.faq-item.is-open .faq-sign::before,.faq-item.is-open .faq-sign::after{background:#fff;}
.faq-a{max-height:0;overflow:hidden;transition:max-height 220ms ease-out;}
.faq-a-inner{max-width:760px;padding:0 4px 24px;font-size:15px;color:var(--c-ink-2);line-height:1.85;}

/* ---------- CTA 条 ---------- */
.cta-band{position:relative;background:var(--c-dark);color:#fff;overflow:hidden;}
.cta-band::before{
  content:"";position:absolute;right:-90px;top:-70px;width:340px;height:340px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,90,38,.34) 0%,rgba(255,90,38,0) 68%);
}
.cta-band::after{
  content:"";position:absolute;left:-40px;bottom:-60px;width:220px;height:180px;
  background:linear-gradient(135deg,rgba(18,181,166,.28),rgba(18,181,166,0));
  transform:skewX(-18deg);
}
.cta-inner{position:relative;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:28px;padding:56px 0;}
.cta-inner h2{color:#fff;max-width:640px;}
.cta-inner p{margin-top:12px;color:rgba(255,255,255,.72);font-size:15px;max-width:620px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-dark);color:rgba(255,255,255,.72);padding:64px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:44px;}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;margin-bottom:16px;}
.footer-brand b{font-size:16.5px;font-weight:800;}
.footer-col p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.62);}
.footer-col h3{font-size:14px;font-weight:700;color:#fff;letter-spacing:.4px;margin-bottom:16px;}
.footer-col ul{display:flex;flex-direction:column;gap:11px;}
.footer-col ul a,.footer-col ul span{font-size:14px;color:rgba(255,255,255,.66);}
.footer-col ul a:hover{color:var(--c-primary);text-decoration:none;}
.footer-bottom{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px;
  padding:22px 0;border-top:1px solid rgba(255,255,255,.10);font-size:13.5px;color:rgba(255,255,255,.55);
}
.footer-links{display:flex;flex-wrap:wrap;gap:18px;}
.footer-links a{color:rgba(255,255,255,.62);}
.footer-links a:hover{color:var(--c-primary);text-decoration:none;}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .card-grid{grid-template-columns:repeat(2,1fr);}
  .track-grid{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:1023px){
  .container{padding:0 24px;}
  .section{padding:64px 0;}
  .search-box{display:none;}
  .topbar-actions .btn{display:none;}
  .nav-toggle{display:inline-flex;}
  .channelbar{display:none;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .banner-inner{padding:52px 0 48px;}
}
@media (max-width:767px){
  .container{padding:0 16px;}
  .section{padding:48px 0;}
  .topbar-inner{min-height:64px;gap:12px;}
  .brand-text b{font-size:15.5px;}
  .brand-text em{display:none;}
  .card-grid{grid-template-columns:1fr;}
  .track-grid{grid-template-columns:1fr;}
  .stat-grid{grid-template-columns:1fr 1fr;}
  .section-head{flex-direction:column;align-items:flex-start;}
  .cta-inner{padding:44px 0;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .crumb{font-size:13px;}
}
@media (max-width:520px){
  .banner-actions .btn{width:100%;}
  .chip{height:38px;padding:0 14px;font-size:14px;}
  .card-body{padding:18px;}
  .stat-cell{padding:20px 16px;}
  .stat-cell b{font-size:23px;}
}

/* roulang page: category3 */
:root{
  --brand:#FF5A26;
  --brand-hover:#E64A18;
  --brand-active:#C93C10;
  --brand-soft:#FFF1EB;
  --cyan:#12B5A6;
  --cyan-soft:#E7F7F5;
  --gold:#FFC24B;
  --dark:#0E1116;
  --dark-2:#161B22;
  --dark-3:#222A33;
  --alt:#F6F5F2;
  --line:#EDEBE6;
  --border:#E7E4DE;
  --text:#111418;
  --text-2:#5A6068;
  --text-3:#8A9098;
  --ok:#2FA36B;
  --warn:#E0A100;
  --err:#D64545;
  --r-card:16px;
  --r-btn:10px;
  --r-img:12px;
  --shadow:0 1px 2px rgba(16,20,24,.05),0 8px 24px rgba(16,20,24,.06);
  --shadow-hover:0 12px 32px rgba(255,90,38,.14);
  --container:1200px;
}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:#fff;
}
body.nav-open{overflow:hidden}
img{display:block;max-width:100%;height:auto}
a{color:var(--cyan);text-decoration:none;text-underline-offset:3px;transition:color .18s ease}
a:visited{color:var(--cyan)}
a:hover{color:var(--brand);text-decoration:underline}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{
  outline:2px solid var(--brand);
  outline-offset:2px;
  border-radius:6px;
}
h1,h2,h3,h4,p,ul,ol{margin:0}
ul,ol{padding:0;list-style:none}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
input{font:inherit}
.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}

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

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 24px;
  border-radius:var(--r-btn);
  font-size:15px;
  font-weight:700;
  letter-spacing:.2px;
  white-space:nowrap;
  transition:background-color .18s ease,color .18s ease,box-shadow .18s ease,transform .18s ease;
}
.btn:hover{text-decoration:none}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-hover);color:#fff;transform:translateY(-1px)}
.btn-primary:active{background:var(--brand-active);transform:translateY(0)}
.btn-outline{background:#fff;color:var(--cyan);border:1px solid var(--cyan)}
.btn-outline:hover{background:var(--cyan-soft);color:var(--cyan);transform:translateY(-1px)}
.btn-ghost{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.42)}
.btn-ghost:hover{background:rgba(255,255,255,.12);color:#fff;transform:translateY(-1px)}
.btn-sm{height:38px;padding:0 16px;font-size:14px}
.btn[disabled],.btn.is-disabled{opacity:.6;cursor:not-allowed;transform:none}
.text-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:14px;
  font-weight:600;
  color:var(--text-2);
}
.text-link::after{content:"→";transition:transform .18s ease}
.text-link:hover{color:var(--brand);text-decoration:none}
.text-link:hover::after{transform:translateX(4px)}

/* ---------- 顶栏 ---------- */
.site-header{position:relative;z-index:60;background:#fff}
.topbar{border-bottom:1px solid var(--border)}
.topbar-inner{display:flex;align-items:center;gap:24px;min-height:76px;padding-top:12px;padding-bottom:12px}
.brand{display:flex;align-items:center;gap:12px;color:var(--text)}
.brand:visited,.brand:hover{color:var(--text);text-decoration:none}
.logo-mark{
  width:44px;height:44px;flex:none;
  display:grid;place-items:center;
  border-radius:13px;
  background:linear-gradient(135deg,var(--brand),#FF8A5B);
  color:#fff;font-size:21px;font-weight:800;
  box-shadow:0 6px 16px rgba(255,90,38,.24);
}
.brand-text{display:flex;flex-direction:column;line-height:1.24}
.brand-text b{font-size:17px;font-weight:800;letter-spacing:-.2px}
.brand-text em{font-style:normal;font-size:12px;color:var(--text-3);letter-spacing:.3px}
.search{
  display:flex;align-items:center;gap:6px;
  margin-left:auto;
  width:min(340px,32vw);
  padding:4px 4px 4px 14px;
  background:var(--alt);
  border:1px solid var(--border);
  border-radius:var(--r-btn);
  transition:border-color .18s ease,box-shadow .18s ease;
}
.search:focus-within{border-color:var(--cyan);box-shadow:0 0 0 3px rgba(18,181,166,.16)}
.search input{
  flex:1;min-width:0;height:34px;
  border:0;background:transparent;outline:none;
  font-size:14px;color:var(--text);
}
.search input::placeholder{color:var(--text-3)}
.search-btn{
  height:34px;padding:0 16px;border-radius:8px;
  background:var(--dark);color:#fff;font-size:13.5px;font-weight:600;
  transition:background-color .18s ease;
}
.search-btn:hover{background:var(--brand)}
.topbar-actions{display:flex;align-items:center;gap:18px;flex:none}
.menu-toggle{
  display:none;
  width:44px;height:44px;
  flex-direction:column;justify-content:center;align-items:center;gap:5px;
  border:1px solid var(--border);border-radius:10px;background:#fff;
}
.menu-toggle span{display:block;width:20px;height:2px;border-radius:2px;background:var(--text);transition:transform .2s ease,opacity .2s ease}
.menu-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.menu-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.menu-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- 频道行 ---------- */
.channelbar{
  position:sticky;top:0;z-index:55;
  background:#fff;
  border-bottom:1px solid var(--border);
  transition:box-shadow .2s ease;
}
.channelbar.is-stuck{box-shadow:0 8px 22px rgba(16,20,24,.09)}
.channelbar-inner{display:flex;align-items:stretch;gap:4px;min-height:56px}
.channel{
  position:relative;
  display:inline-flex;align-items:center;
  padding:0 20px;
  font-size:15px;font-weight:600;
  color:var(--text-2);
  border-radius:10px 10px 0 0;
  transition:color .18s ease,background-color .18s ease;
}
.channel:visited{color:var(--text-2)}
.channel:hover{color:var(--brand);background:var(--brand-soft);text-decoration:none}
.channel.is-active{color:var(--brand);background:var(--brand-soft)}
.channel.is-active::after{
  content:"";position:absolute;left:16px;right:16px;bottom:0;height:3px;
  border-radius:3px 3px 0 0;background:var(--brand);
}

/* ---------- 频道头部 ---------- */
.channel-hero{
  position:relative;
  overflow:hidden;
  background:var(--dark);
  color:#fff;
}
.channel-hero::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(760px 340px at 84% -12%,rgba(255,90,38,.40),transparent 62%),
    radial-gradient(620px 320px at 4% 112%,rgba(18,181,166,.30),transparent 60%);
}
.channel-hero::after{
  content:"";position:absolute;right:-120px;bottom:-140px;
  width:420px;height:420px;border-radius:50%;
  background:conic-gradient(from 210deg,rgba(255,194,75,.22),transparent 55%);
  pointer-events:none;
}
.channel-hero-inner{position:relative;z-index:2;padding-top:52px;padding-bottom:72px}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:rgba(255,255,255,.62)}
.crumb a{color:rgba(255,255,255,.72)}
.crumb a:visited{color:rgba(255,255,255,.72)}
.crumb a:hover{color:#fff;text-decoration:none}
.crumb b{font-weight:600;color:#fff}
.channel-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  margin-top:26px;padding:6px 14px;
  border-radius:999px;
  background:rgba(255,90,38,.16);
  border:1px solid rgba(255,90,38,.42);
  color:#FFB79B;font-size:13px;font-weight:700;letter-spacing:.6px;
}
.channel-hero h1{
  margin-top:20px;
  font-size:clamp(34px,4.4vw,52px);
  font-weight:800;
  line-height:1.2;
  letter-spacing:-.6px;
  max-width:16em;
}
.channel-hero .channel-sub{
  margin-top:18px;
  max-width:34em;
  font-size:17px;
  line-height:1.7;
  color:rgba(255,255,255,.78);
}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:30px}
.tag{
  display:inline-flex;align-items:center;
  padding:7px 15px;
  border-radius:999px;
  background:rgba(255,255,255,.09);
  border:1px solid rgba(255,255,255,.16);
  font-size:13.5px;color:rgba(255,255,255,.86);
}
.tag-live{
  background:rgba(255,194,75,.14);
  border-color:rgba(255,194,75,.4);
  color:var(--gold);
  font-weight:600;
  font-variant-numeric:tabular-nums;
}

/* ---------- 通用板块 ---------- */
.section{padding:88px 0}
.section-alt{background:var(--alt)}
.section-dark{background:var(--dark);color:#fff}
.section-head{
  display:flex;flex-wrap:wrap;
  justify-content:space-between;align-items:flex-end;
  gap:20px;margin-bottom:40px;
}
.section-head h2{
  font-size:clamp(22px,2.5vw,30px);
  font-weight:700;line-height:1.3;letter-spacing:-.3px;
}
.section-head p{margin-top:8px;color:var(--text-2);font-size:15px;max-width:44em}
.section-dark .section-head p{color:rgba(255,255,255,.66)}

.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:999px;
  background:var(--brand-soft);color:var(--brand);
  font-size:12.5px;font-weight:700;letter-spacing:.2px;
}
.badge-cyan{background:var(--cyan-soft);color:#0E8D81}
.badge-live{background:rgba(47,163,107,.12);color:var(--ok)}

.meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:14px;
  font-size:13px;color:var(--text-3);
  font-variant-numeric:tabular-nums;
}
.meta .dot{width:4px;height:4px;border-radius:50%;background:var(--border)}

/* ---------- 双栏特写区 ---------- */
.feature-layout{
  display:grid;
  grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);
  gap:36px;
  align-items:start;
}
.feature-card{
  background:#fff;
  border:1px solid var(--border);
  border-radius:var(--r-card);
  overflow:hidden;
  box-shadow:var(--shadow);
  transition:transform .18s ease-out,box-shadow .18s ease-out;
}
.feature-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover)}
.feature-media{position:relative;display:block;aspect-ratio:16/9;overflow:hidden;background:var(--alt)}
.feature-media img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.feature-card:hover .feature-media img{transform:scale(1.03)}
.feature-media::after{
  content:"";position:absolute;inset:auto 0 0 0;height:90px;
  background:linear-gradient(180deg,rgba(14,17,22,0),rgba(14,17,22,.62));
}
.feature-body{padding:26px 26px 28px}
.feature-body h3{
  margin:14px 0 10px;
  font-size:clamp(21px,2.1vw,26px);
  font-weight:800;line-height:1.35;letter-spacing:-.3px;
}
.feature-body h3 a{color:var(--text)}
.feature-body h3 a:visited{color:var(--text)}
.feature-body h3 a:hover{color:var(--brand);text-decoration:none}
.feature-summary{color:var(--text-2);font-size:15px;line-height:1.72}
.feature-body .meta{margin-top:18px;padding-top:16px;border-top:1px solid var(--line)}

.feature-list{
  background:#fff;
  border:1px solid var(--border);
  border-radius:var(--r-card);
  box-shadow:var(--shadow);
  overflow:hidden;
}
.feature-list li + li{border-top:1px solid var(--line)}
.feature-list a{
  display:flex;gap:16px;align-items:center;
  padding:18px 20px;
  color:var(--text);
  transition:background-color .18s ease;
}
.feature-list a:visited{color:var(--text)}
.feature-list a:hover{background:var(--brand-soft);color:var(--text);text-decoration:none}
.feature-thumb{
  width:88px;height:66px;flex:none;
  border-radius:10px;overflow:hidden;background:var(--alt);
}
.feature-thumb img{width:100%;height:100%;object-fit:cover}
.feature-item-body{min-width:0}
.feature-item-body h3{
  font-size:16px;font-weight:700;line-height:1.45;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.feature-item-body p{
  margin-top:6px;
  font-size:13.5px;color:var(--text-2);
  display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden;
}
.feature-item-body .meta{margin-top:8px;font-size:12.5px;gap:10px}

/* ---------- 错落卡组 ---------- */
.mosaic{display:grid;grid-template-columns:1fr 1fr;gap:28px}
.mosaic-col{display:flex;flex-direction:column;gap:28px}
.mosaic-col-offset{padding-top:44px}
.card{
  background:#fff;
  border:1px solid var(--border);
  border-radius:var(--r-card);
  overflow:hidden;
  box-shadow:var(--shadow);
  transition:transform .18s ease-out,box-shadow .18s ease-out;
}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover)}
.card-media{position:relative;display:block;aspect-ratio:16/9;overflow:hidden;background:var(--alt)}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.card:hover .card-media img{transform:scale(1.03)}
.card-body{padding:22px 22px 24px}
.card-title{
  margin:12px 0 10px;
  font-size:18px;font-weight:700;line-height:1.45;
}
.card-title a{color:var(--text)}
.card-title a:visited{color:var(--text)}
.card-title a:hover{color:var(--brand);text-decoration:none}
.card-summary{
  font-size:14px;color:var(--text-2);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card-body .meta{margin-top:16px;padding-top:14px;border-top:1px solid var(--line)}

/* ---------- 栏目三块 ---------- */
.pillars{display:grid;grid-template-columns:1.25fr 1fr 1fr;gap:24px}
.pillar{
  display:flex;gap:18px;align-items:flex-start;
  padding:28px 26px;
  background:#fff;
  border:1px solid var(--border);
  border-radius:var(--r-card);
  box-shadow:var(--shadow);
  transition:transform .18s ease-out,box-shadow .18s ease-out;
}
.pillar:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover)}
.pillar-icon{
  width:52px;height:52px;flex:none;
  display:grid;place-items:center;
  border-radius:14px;
  background:var(--brand-soft);color:var(--brand);
}
.pillar:nth-child(2) .pillar-icon{background:var(--cyan-soft);color:#0E8D81}
.pillar:nth-child(3) .pillar-icon{background:rgba(255,194,75,.22);color:#9A6A00}
.pillar-icon svg{width:24px;height:24px}
.pillar h3{font-size:18px;font-weight:700;line-height:1.4}
.pillar p{margin-top:8px;font-size:14px;color:var(--text-2);line-height:1.72}
.pillar ul{margin-top:12px;display:flex;flex-wrap:wrap;gap:8px}
.pillar li{
  font-size:12.5px;color:var(--text-2);
  padding:4px 10px;border-radius:999px;
  background:var(--alt);
}

/* ---------- 流程 ---------- */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;counter-reset:step}
.step{
  position:relative;
  padding:30px 26px 28px;
  border-radius:var(--r-card);
  background:#fff;
  border:1px solid var(--border);
  box-shadow:var(--shadow);
}
.step::before{
  counter-increment:step;
  content:"0" counter(step);
  display:block;
  font-size:26px;font-weight:800;
  color:var(--brand);
  letter-spacing:-.5px;
  font-variant-numeric:tabular-nums;
}
.step h3{margin-top:12px;font-size:18px;font-weight:700}
.step p{margin-top:8px;font-size:14px;color:var(--text-2);line-height:1.72}
.step-line{
  position:absolute;top:48px;right:-18px;width:12px;height:2px;border-radius:2px;
  background:var(--border);
}
.step:last-child .step-line{display:none}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:880px}
.faq-item{
  background:#fff;
  border:1px solid var(--border);
  border-radius:var(--r-card);
  box-shadow:var(--shadow);
  margin-bottom:14px;
  overflow:hidden;
}
.faq-item summary{
  list-style:none;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  min-height:56px;padding:12px 22px;
  font-size:17px;font-weight:700;line-height:1.5;
  cursor:pointer;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--brand)}
.faq-mark{
  position:relative;width:18px;height:18px;flex:none;
  transition:transform .22s ease;
}
.faq-mark::before,.faq-mark::after{
  content:"";position:absolute;border-radius:2px;background:var(--brand);
}
.faq-mark::before{left:0;top:8px;width:18px;height:2px}
.faq-mark::after{left:8px;top:0;width:2px;height:18px}
.faq-item[open] .faq-mark{transform:rotate(45deg)}
.faq-body{
  padding:0 22px 22px;
  max-width:760px;
  color:var(--text-2);
  font-size:15px;line-height:1.8;
}

/* ---------- CTA 条 ---------- */
.cta-band{position:relative;background:var(--dark);color:#fff;overflow:hidden}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(620px 260px at 88% 20%,rgba(255,90,38,.32),transparent 62%);
}
.cta-inner{
  position:relative;z-index:2;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;
  gap:32px;padding-top:64px;padding-bottom:64px;
}
.cta-kicker{font-size:13px;font-weight:700;letter-spacing:1px;color:var(--gold)}
.cta-inner h2{
  margin-top:14px;
  font-size:clamp(24px,2.8vw,34px);
  font-weight:800;line-height:1.3;letter-spacing:-.4px;
}
.cta-inner p{margin-top:14px;max-width:34em;color:rgba(255,255,255,.72);font-size:15px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px}
.cta-deco{
  position:absolute;right:-40px;top:50%;transform:translateY(-50%) skewX(-18deg);
  width:220px;height:180px;border-radius:20px;
  background:linear-gradient(180deg,rgba(255,90,38,.28),rgba(18,181,166,.16));
  pointer-events:none;
}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--dark);color:rgba(255,255,255,.72);padding:72px 0 0}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.2fr;
  gap:40px;
  padding-bottom:56px;
}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:18px;color:#fff}
.footer-brand b{font-size:16px;font-weight:800;color:#fff}
.footer-col p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.6);max-width:34em}
.footer-col h3{font-size:14px;font-weight:700;color:#fff;letter-spacing:.4px;margin-bottom:18px}
.footer-col ul li{margin-bottom:12px;font-size:14px}
.footer-col ul li a{color:rgba(255,255,255,.68)}
.footer-col ul li a:visited{color:rgba(255,255,255,.68)}
.footer-col ul li a:hover{color:var(--brand);text-decoration:none}
.footer-col ul li span{color:rgba(255,255,255,.58)}
.footer-bottom{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px;
  padding:22px 0 30px;
  border-top:1px solid rgba(255,255,255,.10);
  font-size:13.5px;color:rgba(255,255,255,.5);
}
.footer-links{display:flex;flex-wrap:wrap;gap:20px}
.footer-links a{color:rgba(255,255,255,.62)}
.footer-links a:visited{color:rgba(255,255,255,.62)}
.footer-links a:hover{color:var(--brand);text-decoration:none}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .feature-layout{gap:28px}
}
@media (max-width:1023px){
  .container{padding:0 24px}
  .section{padding:64px 0}
  .menu-toggle{display:flex}
  .topbar-inner{gap:16px}
  .search{width:min(260px,40vw)}
  .channelbar{
    position:fixed;top:0;left:0;right:0;
    padding-top:76px;
    background:#fff;
    border-bottom:1px solid var(--border);
    box-shadow:0 22px 48px rgba(16,20,24,.18);
    opacity:0;visibility:hidden;transform:translateY(-14px);
    transition:opacity .2s ease,transform .2s ease,visibility .2s ease;
    z-index:80;
  }
  .channelbar.is-open{opacity:1;visibility:visible;transform:translateY(0)}
  .channelbar-inner{flex-direction:column;align-items:stretch;gap:4px;padding:10px 24px 24px;min-height:0}
  .channel{min-height:48px;padding:0 16px;border-radius:10px;font-size:16px}
  .channel.is-active::after{display:none}
  .feature-layout{grid-template-columns:1fr;gap:28px}
  .pillars{grid-template-columns:1fr;gap:20px}
  .steps{grid-template-columns:1fr;gap:20px}
  .step-line{display:none}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .cta-deco{display:none}
}
@media (max-width:767px){
  .container{padding:0 16px}
  .section{padding:48px 0}
  .section-head{margin-bottom:28px}
  .topbar-inner{min-height:66px}
  .brand-text em{display:none}
  .search{display:none}
  .topbar-actions .text-link{display:none}
  .channel-hero-inner{padding-top:36px;padding-bottom:52px}
  .channel-hero .channel-sub{font-size:15.5px}
  .mosaic{grid-template-columns:1fr;gap:20px}
  .mosaic-col{gap:20px}
  .mosaic-col-offset{padding-top:0}
  .feature-body{padding:20px}
  .feature-list a{padding:16px}
  .feature-thumb{width:76px;height:57px}
  .cta-inner{padding-top:52px;padding-bottom:52px}
  .cta-actions{width:100%}
  .cta-actions .btn{flex:1;min-width:150px}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:40px}
  .site-footer{padding-top:52px}
}
@media (max-width:519px){
  .channel-hero h1{font-size:28px}
  .hero-tags{gap:8px}
  .tag{font-size:12.5px;padding:6px 12px}
  .feature-body h3{font-size:20px}
  .cta-actions .btn{width:100%;flex:none}
}

/* roulang page: category2 */
:root{
  --brand:#FF5A26;
  --brand-hover:#E64A18;
  --brand-active:#C93C10;
  --brand-soft:#FFF1EB;
  --teal:#12B5A6;
  --teal-soft:#E7F7F5;
  --amber:#FFC24B;
  --dark:#0E1116;
  --dark-2:#161B22;
  --dark-3:#222A33;
  --surface:#FFFFFF;
  --surface-alt:#F6F5F2;
  --surface-line:#EDEBE6;
  --text:#111418;
  --text-2:#5A6068;
  --text-3:#8A9098;
  --text-inv:#FFFFFF;
  --border:#E7E4DE;
  --border-dark:rgba(255,255,255,.10);
  --ok:#2FA36B;
  --ok-soft:rgba(47,163,107,.10);
  --warn:#E0A100;
  --warn-soft:rgba(224,161,0,.12);
  --err:#D64545;
  --err-soft:rgba(214,69,69,.10);
  --r-card:16px;
  --r-btn:10px;
  --r-img:12px;
  --r-pill:999px;
  --shadow:0 1px 2px rgba(16,20,24,.05),0 8px 24px rgba(16,20,24,.06);
  --shadow-hover:0 12px 32px rgba(255,90,38,.14);
  --container:1200px;
  --font:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--surface);
}
img{display:block;max-width:100%;height:auto}
a{color:var(--teal);text-decoration:none;text-underline-offset:3px;transition:color .18s ease-out}
a:hover{color:var(--brand);text-decoration:underline}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
button{font-family:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
h1{font-size:clamp(28px,4vw,40px);font-weight:800;line-height:1.2;letter-spacing:-.5px}
h2{font-size:clamp(22px,3vw,30px);font-weight:700;line-height:1.3;letter-spacing:-.3px}
h3{font-size:clamp(18px,2.2vw,22px);font-weight:700;line-height:1.4}
h4{font-size:16px;font-weight:700;line-height:1.5}
p{font-size:16px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--brand);color:#fff;padding:10px 16px;border-radius:0 0 10px 0;z-index:200}
.skip-link:focus{left:0;color:#fff}
.section{padding:88px 0}
.section-alt{background:var(--surface-alt)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px}
.section-head .lead{color:var(--text-2);font-size:15px;max-width:560px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;letter-spacing:.04em;color:var(--brand);background:var(--brand-soft);border-radius:var(--r-pill);padding:5px 12px;margin-bottom:14px}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--brand)}

/* ============ 头部：品牌行 + 频道行 ============ */
.site-header{position:relative;z-index:90}
.brandbar{background:var(--surface);border-bottom:1px solid var(--border)}
.brandbar-inner{display:flex;align-items:center;gap:20px;min-height:72px}
.logo{display:flex;align-items:center;gap:10px;color:var(--text);font-weight:800;text-decoration:none}
.logo:hover{color:var(--text);text-decoration:none}
.logo-mark{width:36px;height:36px;border-radius:10px;background:linear-gradient(135deg,var(--brand),#FF8A3D);color:#fff;display:grid;place-items:center;font-size:18px;font-weight:800;flex:0 0 auto}
.logo-text{font-size:18px;letter-spacing:-.2px;white-space:nowrap}
.search{position:relative;flex:1 1 auto;max-width:340px;margin-left:auto}
.search input{width:100%;height:44px;border:1px solid var(--border);border-radius:var(--r-btn);background:var(--surface-alt);padding:0 44px 0 14px;font-size:14.5px;color:var(--text);transition:border-color .18s ease-out,box-shadow .18s ease-out,background .18s ease-out}
.search input::placeholder{color:var(--text-3)}
.search input:focus{border-color:var(--teal);background:#fff;box-shadow:0 0 0 3px rgba(18,181,166,.16);outline:none}
.search button{position:absolute;right:6px;top:50%;transform:translateY(-50%);width:34px;height:34px;border:0;border-radius:8px;background:transparent;color:var(--text-3);display:grid;place-items:center;cursor:pointer;transition:color .18s,background .18s}
.search button:hover{color:var(--brand);background:var(--brand-soft)}
.brandbar-actions{display:flex;align-items:center;gap:16px;flex:0 0 auto}
.text-link{font-size:14.5px;font-weight:600;color:var(--text-2)}
.text-link:hover{color:var(--brand)}
.nav-toggle{display:none;width:44px;height:44px;border:1px solid var(--border);border-radius:var(--r-btn);background:#fff;color:var(--text);cursor:pointer;align-items:center;justify-content:center}
.nav-toggle:hover{border-color:var(--brand);color:var(--brand)}
.channelbar{position:sticky;top:0;z-index:80;background:rgba(255,255,255,.97);backdrop-filter:blur(10px);border-bottom:1px solid var(--border);transition:box-shadow .2s ease-out}
.channelbar.is-scrolled{box-shadow:0 6px 18px rgba(16,20,24,.08)}
.channelbar-inner{display:flex;align-items:center;gap:6px;min-height:56px;overflow-x:auto}
.channel{position:relative;display:inline-flex;align-items:center;height:56px;padding:0 14px;font-size:15px;font-weight:600;color:var(--text-2);white-space:nowrap;transition:color .18s ease-out,background .18s ease-out}
.channel:hover{color:var(--brand);background:var(--brand-soft);text-decoration:none}
.channel.is-active{color:var(--brand);background:var(--brand-soft)}
.channel.is-active::after{content:"";position:absolute;left:12px;right:12px;bottom:0;height:3px;border-radius:3px 3px 0 0;background:var(--brand)}
.nav-scrim{display:none}

/* ============ 窄幅频道条 ============ */
.channel-strip{position:relative;overflow:hidden;background:var(--dark)}
.channel-strip .strip-bg{position:absolute;inset:0;background-image:url("/assets/images/backpic/back-2.png");background-size:cover;background-position:center;opacity:.42}
.channel-strip::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(14,17,22,.92),rgba(14,17,22,.62))}
.strip-inner{position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,1fr) auto;gap:32px;align-items:end;padding:46px 0 44px;color:var(--text-inv)}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.62);margin-bottom:14px}
.crumbs a{color:rgba(255,255,255,.62)}
.crumbs a:hover{color:var(--amber);text-decoration:none}
.crumbs span.sep{color:rgba(255,255,255,.35)}
.crumbs .current{color:rgba(255,255,255,.92)}
.strip-inner h1{color:#fff}
.strip-sub{margin-top:12px;font-size:16px;color:rgba(255,255,255,.76);max-width:620px}
.strip-meta{display:flex;flex-direction:column;gap:10px;align-items:flex-end;text-align:right}
.strip-pill{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:#fff;background:rgba(255,255,255,.12);border:1px solid var(--border-dark);border-radius:var(--r-pill);padding:7px 14px}
.dot-live{width:8px;height:8px;border-radius:50%;background:var(--ok);box-shadow:0 0 0 4px rgba(47,163,107,.22)}
.strip-clock{font-size:14px;color:rgba(255,255,255,.72);font-variant-numeric:tabular-nums}

/* ============ 概述 + 数据 ============ */
.overview{display:grid;grid-template-columns:minmax(0,1fr) 380px;gap:48px;align-items:start}
.overview p{color:var(--text-2);font-size:16px}
.overview p + p{margin-top:16px}
.overview .hl{color:var(--text);font-weight:700}
.stats{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1px;background:var(--border);border:1px solid var(--border);border-radius:var(--r-card);overflow:hidden}
.stat{background:#fff;padding:20px}
.stat b{display:block;font-size:28px;font-weight:800;line-height:1.2;font-variant-numeric:tabular-nums;color:var(--text)}
.stat b em{font-style:normal;font-size:14px;font-weight:700;color:var(--text-3);margin-left:3px}
.stat span{font-size:13px;color:var(--text-2)}
.stat.is-accent b{color:var(--brand-active)}
.stat.is-warn b{color:#B58500}
.stat.is-ok b{color:#1E7A4F}

/* ============ 筛选 chip ============ */
.filter-bar{display:flex;flex-wrap:wrap;align-items:center;gap:12px;padding:20px 0 4px}
.chip-row{display:flex;flex-wrap:wrap;gap:10px}
.chip{height:38px;padding:0 16px;border-radius:var(--r-pill);border:1px solid var(--border);background:#fff;color:var(--text-2);font-size:14px;font-weight:600;cursor:pointer;transition:all .18s ease-out}
.chip:hover{border-color:var(--brand);color:var(--brand)}
.chip.is-active{background:var(--brand);border-color:var(--brand);color:#fff}
.filter-hint{margin-left:auto;font-size:13px;color:var(--text-3)}

/* ============ 时间轴 ============ */
.timeline{display:grid;grid-template-columns:236px minmax(0,1fr);gap:36px;align-items:start;margin-top:32px}
.date-rail{position:sticky;top:84px}
.rail-card{background:#fff;border:1px solid var(--border);border-radius:var(--r-card);box-shadow:var(--shadow);padding:18px}
.rail-title{font-size:13px;font-weight:700;color:var(--text-3);letter-spacing:.04em;margin-bottom:12px}
.rail-item{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:11px 12px;border-radius:10px;font-size:14px;font-weight:600;color:var(--text-2);border:1px solid transparent;transition:all .18s ease-out}
.rail-item:hover{background:var(--surface-alt);color:var(--text);text-decoration:none}
.rail-item.is-current{background:var(--brand-soft);border-color:rgba(255,90,38,.28);color:var(--brand-active)}
.rail-item em{font-style:normal;font-size:12.5px;color:var(--text-3);font-variant-numeric:tabular-nums}
.rail-item.is-current em{color:var(--brand-active)}
.rail-note{margin-top:14px;padding-top:14px;border-top:1px dashed var(--border);font-size:12.5px;color:var(--text-3);line-height:1.7}

.date-group + .date-group{margin-top:40px}
.date-heading{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.date-heading span{font-size:19px;font-weight:800;color:var(--text)}
.date-heading i{width:10px;height:10px;border-radius:50%;background:var(--brand);display:inline-block}
.date-heading em{font-style:normal;font-size:13px;color:var(--text-3);font-variant-numeric:tabular-nums}
.entry-list{background:#fff;border:1px solid var(--border);border-radius:var(--r-card);overflow:hidden}
.entry-row{display:grid;grid-template-columns:64px 88px minmax(0,1fr) auto;gap:18px;align-items:center;padding:16px 20px;border-bottom:1px solid var(--surface-line);transition:background .18s ease-out}
.entry-row:last-child{border-bottom:0}
.entry-row:hover{background:var(--surface-alt)}
.entry-time{font-size:17px;font-weight:800;color:var(--text);font-variant-numeric:tabular-nums;letter-spacing:-.2px}
.entry-time small{display:block;font-size:11.5px;font-weight:600;color:var(--text-3);letter-spacing:0}
.entry-thumb{width:88px;height:66px;border-radius:10px;overflow:hidden;background:var(--surface-line);flex:0 0 auto}
.entry-thumb img{width:88px;height:66px;object-fit:cover;transition:transform .3s ease-out}
.entry-row:hover .entry-thumb img{transform:scale(1.04)}
.entry-main{min-width:0}
.entry-league{font-size:12.5px;color:var(--teal);font-weight:700;letter-spacing:.01em}
.entry-match{font-size:16.5px;font-weight:700;color:var(--text);margin-top:2px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.entry-match b{font-variant-numeric:tabular-nums;color:var(--brand-active);margin:0 6px}
.entry-note{font-size:13px;color:var(--text-3);margin-top:2px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.entry-side{display:flex;flex-direction:column;align-items:flex-end;gap:10px}
.st{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;font-weight:700;border-radius:var(--r-pill);padding:4px 11px;white-space:nowrap}
.st-live{background:var(--ok-soft);color:#1E7A4F}
.st-soon{background:var(--warn-soft);color:#8A6400}
.st-done{background:var(--surface-line);color:var(--text-2)}
.st-live::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--ok)}
.entry-link{display:inline-flex;align-items:center;gap:6px;font-size:13.5px;font-weight:700;color:var(--teal)}
.entry-link svg{transition:transform .18s ease-out}
.entry-link:hover{color:var(--brand);text-decoration:none}
.entry-link:hover svg{transform:translateX(4px)}

/* ============ 口径说明 ============ */
.legend{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 48px}
.legend-row{display:grid;grid-template-columns:150px minmax(0,1fr);gap:24px;padding:22px 0;border-top:1px solid var(--border)}
.legend-row h3{font-size:16.5px;color:var(--text)}
.legend-row p{font-size:14.5px;color:var(--text-2)}
.legend-row:last-child{border-bottom:1px solid var(--border)}

/* ============ FAQ ============ */
.faq{border-top:1px solid var(--border);margin-top:8px}
.faq-item{border-bottom:1px solid var(--border)}
.faq-q{width:100%;min-height:56px;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:14px 0;border:0;background:none;text-align:left;font-size:17px;font-weight:700;color:var(--text);cursor:pointer;transition:color .18s ease-out}
.faq-q:hover{color:var(--brand)}
.faq-icon{position:relative;flex:0 0 auto;width:22px;height:22px;border-radius:50%;background:var(--brand-soft);color:var(--brand);display:grid;place-items:center;transition:transform .22s ease-out}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;background:currentColor;border-radius:2px}
.faq-icon::before{width:10px;height:2px}
.faq-icon::after{width:2px;height:10px}
.faq-item.is-open .faq-icon{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .22s ease-out}
.faq-item.is-open .faq-a{max-height:340px}
.faq-a-inner{max-width:760px;padding:0 0 22px;color:var(--text-2);font-size:15px}

/* ============ CTA 条 ============ */
.cta-band{background:var(--dark);color:#fff;position:relative;overflow:hidden}
.cta-band::after{content:"";position:absolute;right:-80px;top:-60px;width:320px;height:320px;background:linear-gradient(135deg,rgba(255,90,38,.32),rgba(18,181,166,.18));transform:skewX(-18deg);opacity:.7}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,1fr) auto;gap:36px;align-items:center;padding:64px 0}
.cta-inner h2{color:#fff}
.cta-inner p{margin-top:12px;color:rgba(255,255,255,.74);max-width:560px;font-size:15.5px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px}

/* ============ 按钮 ============ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:46px;padding:0 22px;border-radius:var(--r-btn);font-size:15px;font-weight:700;border:1px solid transparent;cursor:pointer;transition:all .18s ease-out;text-decoration:none;white-space:nowrap}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
.btn:active{transform:translateY(0)}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-hover);color:#fff}
.btn-primary:active{background:var(--brand-active)}
.btn-outline{background:#fff;border-color:var(--teal);color:var(--teal)}
.btn-outline:hover{background:var(--teal-soft);color:var(--teal)}
.btn-ghost{background:transparent;border-color:rgba(255,255,255,.42);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.12);color:#fff}
.btn-sm{height:40px;padding:0 16px;font-size:14px}
.btn[disabled],.btn.is-disabled{opacity:.55;cursor:not-allowed;filter:saturate(.4);transform:none}

/* ============ 页脚 ============ */
.site-footer{background:var(--dark);color:rgba(255,255,255,.72);padding:64px 0 28px;font-size:14px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:16px;margin-bottom:14px}
.footer-brand .logo-mark{width:32px;height:32px;border-radius:9px;font-size:16px}
.footer-col h3{font-size:14.5px;color:#fff;margin-bottom:16px;letter-spacing:.02em}
.footer-col ul li{margin-bottom:10px}
.footer-col a{color:rgba(255,255,255,.72)}
.footer-col a:hover{color:var(--amber);text-decoration:none}
.footer-col p{font-size:13.5px;color:rgba(255,255,255,.62);line-height:1.8}
.footer-col span{font-size:13.5px;color:rgba(255,255,255,.62)}
.footer-bottom{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px;margin-top:48px;padding-top:22px;border-top:1px solid var(--border-dark);font-size:13px;color:rgba(255,255,255,.55)}
.footer-links{display:flex;flex-wrap:wrap;gap:18px}
.footer-links a{color:rgba(255,255,255,.62)}
.footer-links a:hover{color:var(--amber);text-decoration:none}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .overview{grid-template-columns:minmax(0,1fr) 320px;gap:36px}
}
@media (max-width:1023px){
  .container{padding:0 24px}
  .section{padding:64px 0}
  .brandbar-actions .text-link{display:none}
  .search{max-width:220px}
  .nav-toggle{display:inline-flex}
  .channelbar{position:fixed;top:0;right:0;bottom:0;left:auto;width:min(320px,86vw);background:#fff;border-left:1px solid var(--border);border-bottom:0;transform:translateX(102%);transition:transform .28s ease-out;z-index:130;overflow-y:auto;padding-top:12px}
  body.nav-open .channelbar{transform:translateX(0)}
  body.nav-open .nav-scrim{display:block;position:fixed;inset:0;background:rgba(14,17,22,.5);z-index:120}
  .channelbar-inner{flex-direction:column;align-items:stretch;gap:4px;min-height:0;padding:56px 16px 24px;overflow:visible}
  .channel{height:48px;justify-content:flex-start;padding:0 14px;border-radius:10px;width:100%}
  .channel.is-active::after{display:none}
  .overview{grid-template-columns:minmax(0,1fr)}
  .timeline{grid-template-columns:minmax(0,1fr);gap:20px;margin-top:24px}
  .date-rail{position:static}
  .rail-card{display:flex;gap:10px;overflow-x:auto;padding:14px}
  .rail-title,.rail-note{display:none}
  .rail-item{flex:0 0 auto;border:1px solid var(--border);padding:9px 14px}
  .legend{grid-template-columns:minmax(0,1fr);gap:0}
  .strip-inner{grid-template-columns:minmax(0,1fr);align-items:start;padding:38px 0 34px}
  .strip-meta{align-items:flex-start;text-align:left;margin-top:18px;flex-direction:row;flex-wrap:wrap;gap:12px}
  .cta-inner{grid-template-columns:minmax(0,1fr);padding:56px 0}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px}
}
@media (max-width:767px){
  .container{padding:0 16px}
  .section{padding:48px 0}
  .brandbar-inner{min-height:64px;gap:12px}
  .logo-text{font-size:16px}
  .search{display:none}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;margin-bottom:24px}
  .filter-hint{margin-left:0;width:100%}
  .entry-row{grid-template-columns:56px minmax(0,1fr);gap:14px;padding:14px 16px}
  .entry-thumb{display:none}
  .entry-main{grid-column:2}
  .entry-side{grid-column:2;flex-direction:row;align-items:center;justify-content:space-between;width:100%}
  .entry-match{font-size:15.5px;white-space:normal}
  .entry-note{white-space:normal}
  .legend-row{grid-template-columns:minmax(0,1fr);gap:6px}
  .stats{grid-template-columns:repeat(2,minmax(0,1fr))}
  .stat b{font-size:24px}
  .footer-grid{grid-template-columns:minmax(0,1fr)}
  .cta-actions .btn{width:100%}
}
@media (max-width:480px){
  h1{font-size:26px}
  .strip-pill,.strip-clock{font-size:12px}
  .stat{padding:16px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}