/* roulang page: index */
:root{
  --c-bg:#0E1116;--c-bg-2:#151A22;--c-bg-3:#1B2129;
  --c-line:rgba(255,255,255,.08);--c-line-strong:rgba(255,255,255,.16);
  --c-primary:#A6FF3D;--c-primary-hover:#B9FF5E;--c-primary-ink:#0B0F14;
  --c-secondary:#7C5CFF;--c-secondary-soft:rgba(124,92,255,.14);
  --c-accent:#FF6B35;
  --c-text:#EDF1F5;--c-text-2:#A7B0BD;--c-text-3:#6E7887;
  --c-paper:#FFFFFF;--c-paper-2:#F5F7FA;--c-paper-line:#E6EAF0;
  --c-ink:#1C222B;--c-ink-2:#4A5462;--c-link:#4B32D6;
  --r-card:14px;--r-btn:10px;--r-img:12px;--r-pill:999px;--r-block:20px;--r-sm:8px;
  --sh-dark:0 10px 30px rgba(0,0,0,.45);
  --sh-light:0 8px 24px rgba(15,23,42,.08);
  --sec:72px;
  --bs-primary:#A6FF3D;
  --bs-body-bg:#0E1116;
  --bs-body-color:#EDF1F5;
  --bs-border-radius:14px;
  --bs-border-color:rgba(255,255,255,.08);
  --bs-link-color:#B9FF5E;
  --bs-link-hover-color:#A6FF3D;
  --bs-font-sans-serif:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  --bs-gutter-x:24px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--c-bg);color:var(--c-text);
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;line-height:1.7;overflow-x:hidden;
}
img{max-width:100%;display:block;border:1px solid var(--c-line);border-radius:var(--r-img)}
a{color:inherit;text-decoration:none;transition:color .2s ease}
a:hover{color:var(--c-primary)}
button,input{font-family:inherit}
h1,h2,h3,h4,p,ul,ol{margin:0;padding:0}
ul,ol{list-style:none}
.num{font-variant-numeric:tabular-nums}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px}

.wrap{width:100%;max-width:1240px;margin:0 auto;padding:0 24px}
.section{padding:var(--sec) 0}
.section.alt{background:var(--c-bg-2);border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line)}

/* 顶部品牌行 */
.topbar{background:#0B0E13;border-bottom:1px solid var(--c-line);font-size:13px;color:var(--c-text-2)}
.topbar-in{display:flex;align-items:center;justify-content:space-between;gap:16px;height:36px}
.topbar-note{display:flex;align-items:center;gap:8px;min-width:0}
.topbar-note .dot{width:6px;height:6px;border-radius:50%;background:var(--c-primary);flex:none}
.topbar-note span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.topbar-act{display:flex;align-items:center;gap:18px;flex:none}
.topbar-act a{color:var(--c-text-2)}
.topbar-act a:hover{color:var(--c-primary)}
@media(max-width:640px){.topbar-act .opt{display:none}}

/* 吸顶导航 */
.site-nav{position:sticky;top:0;z-index:1030;background:#0B0E13;border-bottom:1px solid transparent;transition:background .25s ease,border-color .25s ease}
.site-nav.is-stuck{background:rgba(11,14,19,.86);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom-color:var(--c-line)}
.nav-in{display:flex;align-items:center;gap:24px;min-height:64px}
.brand{display:flex;align-items:center;gap:10px;flex:none;font-weight:800;font-size:17px;letter-spacing:.5px;color:var(--c-text)}
.brand:hover{color:var(--c-text)}
.brand-mark{width:28px;height:28px;border-radius:var(--r-sm);background:var(--c-primary);color:var(--c-primary-ink);display:grid;place-items:center;font-size:15px;font-weight:900}
.nav-links{display:flex;align-items:center;gap:22px;margin-left:8px}
.nav-links a{font-size:15px;color:var(--c-text-2);padding:21px 0;position:relative;white-space:nowrap}
.nav-links a:hover{color:var(--c-text)}
.nav-links a.active{color:var(--c-text)}
.nav-links a.active::after{content:"";position:absolute;left:0;right:0;bottom:14px;height:2px;background:var(--c-primary);border-radius:2px}
.nav-tools{margin-left:auto;display:flex;align-items:center;gap:10px}
.nav-search{display:flex;align-items:center;gap:8px;width:260px;height:40px;padding:0 12px;background:var(--c-bg-3);border:1px solid var(--c-line);border-radius:var(--r-btn);transition:border-color .2s ease}
.nav-search:focus-within{border-color:rgba(166,255,61,.4)}
.nav-search input{flex:1;min-width:0;background:transparent;border:0;color:var(--c-text);font-size:14px;outline:none}
.nav-search input::placeholder{color:var(--c-text-3)}
.nav-search button{background:transparent;border:0;color:var(--c-text-2);font-size:14px;padding:0}
.nav-search button:hover{color:var(--c-primary)}
.hot-toggle{height:40px;padding:0 12px;background:transparent;border:1px solid var(--c-line-strong);border-radius:var(--r-btn);color:var(--c-text-2);font-size:14px}
.hot-toggle:hover{color:var(--c-text);border-color:rgba(166,255,61,.4)}
.hot-panel{position:absolute;top:100%;right:24px;width:340px;margin-top:8px;padding:16px;background:var(--c-bg-2);border:1px solid var(--c-line);border-radius:var(--r-card);box-shadow:var(--sh-dark);display:none}
.hot-panel.open{display:block}
.hot-panel h4{font-size:13px;color:var(--c-text-3);font-weight:600;margin-bottom:12px}
.hot-pills{display:flex;flex-wrap:wrap;gap:8px}
.hot-pills a{font-size:13px;padding:6px 12px;border-radius:var(--r-pill);background:var(--c-bg-3);border:1px solid var(--c-line);color:var(--c-text-2)}
.hot-pills a:hover{color:var(--c-primary);border-color:rgba(166,255,61,.35)}
.nav-wrap{position:relative}
.burger{display:none;width:42px;height:40px;border:1px solid var(--c-line-strong);border-radius:var(--r-btn);background:transparent;color:var(--c-text)}
.drawer{position:fixed;inset:0;z-index:1200;background:rgba(11,14,19,.98);padding:20px 24px 40px;display:none;overflow-y:auto}
.drawer.open{display:block}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}
.drawer-close{width:42px;height:42px;border-radius:var(--r-btn);border:1px solid var(--c-line-strong);background:transparent;color:var(--c-text);font-size:20px}
.drawer-search{display:flex;gap:8px;margin-bottom:22px}
.drawer-search input{flex:1;height:44px;background:var(--c-bg-3);border:1px solid var(--c-line);border-radius:var(--r-btn);color:var(--c-text);padding:0 14px;outline:none}
.drawer-links{display:flex;flex-direction:column}
.drawer-links a{padding:16px 0;border-bottom:1px solid var(--c-line);font-size:17px;color:var(--c-text-2)}
.drawer-links a.active{color:var(--c-primary)}
@media(max-width:1120px){.nav-search{width:190px}}
@media(max-width:991px){
  .nav-links,.nav-tools{display:none}
  .burger{display:grid;place-items:center;margin-left:auto}
}

/* 按钮 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:44px;padding:0 22px;border-radius:var(--r-btn);font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;transition:transform .18s ease,background .18s ease,border-color .18s ease,color .18s ease}
.btn-primary{background:var(--c-primary);color:var(--c-primary-ink)}
.btn-primary:hover{background:var(--c-primary-hover);color:var(--c-primary-ink);transform:translateY(-1px)}
.btn-outline{background:transparent;border-color:var(--c-line-strong);color:var(--c-text)}
.btn-outline:hover{border-color:var(--c-primary);color:var(--c-text);transform:translateY(-1px)}
.btn-lg{height:52px;padding:0 28px;font-size:16px}
.btn-block{width:100%}
.btn:active{transform:translateY(0)}
.link-more{font-size:14px;color:var(--c-primary);display:inline-flex;align-items:center;gap:6px}
.link-more:hover{color:var(--c-primary-hover)}

/* 倒计时条 */
.cd-bar{background:#0B0E13;border-bottom:1px solid rgba(166,255,61,.28);position:relative}
.cd-bar::after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:1px;background:linear-gradient(90deg,rgba(166,255,61,0),rgba(166,255,61,.7),rgba(166,255,61,0))}
.cd-in{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:14px 0}
.cd-label{display:flex;align-items:center;gap:10px;font-size:14px;color:var(--c-text-2)}
.cd-label .pulse{width:8px;height:8px;border-radius:50%;background:var(--c-accent);position:relative}
.cd-label .pulse::after{content:"";position:absolute;inset:-4px;border-radius:50%;border:1px solid rgba(255,107,53,.5);animation:pulse 1.8s infinite}
@keyframes pulse{0%{transform:scale(.6);opacity:.9}100%{transform:scale(1.5);opacity:0}}
.cd-blocks{display:flex;gap:10px}
.cd-block{width:56px;height:64px;background:var(--c-bg-3);border:1px solid var(--c-line);border-radius:var(--r-sm);display:flex;flex-direction:column;align-items:center;justify-content:center}
.cd-block b{font-size:28px;font-weight:800;color:var(--c-accent);line-height:1;font-variant-numeric:tabular-nums}
.cd-block span{font-size:12px;color:var(--c-text-3);margin-top:6px}
@media(max-width:767px){
  .cd-in{flex-direction:column;align-items:flex-start;gap:12px;padding:14px 0 16px}
  .cd-block{width:44px;height:52px}
  .cd-block b{font-size:20px}
  .cd-block span{font-size:11px;margin-top:4px}
}

/* Hero */
.hero{position:relative;background:var(--c-bg);padding:64px 0 72px;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px);background-size:24px 24px;pointer-events:none}
.hero-in{position:relative;display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:var(--r-pill);background:var(--c-secondary-soft);color:#B7A6FF;font-size:13px;margin-bottom:20px}
.hero h1{font-size:clamp(30px,4.4vw,52px);line-height:1.15;font-weight:800;letter-spacing:-.5px;margin-bottom:18px}
.hero h1 em{font-style:normal;color:var(--c-primary)}
.hero-sub{font-size:16px;line-height:1.8;color:var(--c-text-2);max-width:520px;margin-bottom:28px}
.hero-btns{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:24px}
.hero-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:13px;color:var(--c-text-3)}
.hero-meta i{font-style:normal;color:var(--c-text-3)}
.hero-media{position:relative}
.hero-media img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:var(--r-block);box-shadow:var(--sh-dark)}
.hero-tag{position:absolute;top:14px;left:-6px;background:var(--c-accent);color:#fff;font-size:13px;font-weight:600;padding:6px 16px 6px 14px;clip-path:polygon(0 0,100% 0,calc(100% - 10px) 100%,0 100%);border-radius:4px}
.hero-live{position:absolute;right:16px;bottom:16px;display:flex;align-items:center;gap:8px;padding:7px 14px;border-radius:var(--r-pill);background:rgba(11,14,19,.82);border:1px solid var(--c-line-strong);font-size:13px;color:var(--c-text)}
.hero-live .pulse{width:8px;height:8px;border-radius:50%;background:var(--c-primary);position:relative}
.hero-live .pulse::after{content:"";position:absolute;inset:-4px;border-radius:50%;border:1px solid rgba(166,255,61,.6);animation:pulse 1.8s infinite}
@media(max-width:991px){
  .hero{padding:44px 0 56px}
  .hero-in{grid-template-columns:1fr;gap:32px}
  .hero-media{order:-1}
}

/* 板块标题 */
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:36px}
.sec-head h2{font-size:clamp(24px,3vw,34px);line-height:1.25;font-weight:700}
.sec-head p{font-size:14px;color:var(--c-text-2);margin-top:10px;max-width:640px}
.sec-eyebrow{font-size:13px;color:var(--c-text-3);letter-spacing:2px;text-transform:uppercase;margin-bottom:10px}
@media(max-width:767px){.sec-head{flex-direction:column;align-items:flex-start}}

/* 卖点：编号轴 + 非对称两列 */
.feature-grid{display:grid;grid-template-columns:5fr 7fr;gap:32px}
.feature-main{background:var(--c-bg-2);border:1px solid var(--c-line);border-radius:var(--r-card);padding:28px;box-shadow:var(--sh-dark);transition:transform .22s ease,border-color .22s ease}
.feature-main:hover{transform:translateY(-2px);border-color:rgba(166,255,61,.35)}
.icon-box{width:44px;height:44px;border-radius:12px;background:rgba(166,255,61,.12);color:var(--c-primary);display:grid;place-items:center;font-size:20px;font-weight:800;margin-bottom:20px}
.feature-main h3{font-size:20px;font-weight:700;margin-bottom:12px}
.feature-main p{font-size:15px;line-height:1.7;color:var(--c-text-2)}
.feature-num{font-size:13px;color:var(--c-text-3);font-variant-numeric:tabular-nums;letter-spacing:1px;margin-bottom:14px;display:block}
.feature-list{display:flex;flex-direction:column;border-top:1px solid var(--c-line)}
.feature-row{display:flex;gap:18px;padding:22px 4px;border-bottom:1px solid var(--c-line)}
.feature-row .ico{width:40px;height:40px;flex:none;border-radius:11px;background:var(--c-bg-3);border:1px solid var(--c-line);display:grid;place-items:center;font-size:17px}
.feature-row h4{font-size:17px;font-weight:600;margin-bottom:6px}
.feature-row p{font-size:14px;line-height:1.7;color:var(--c-text-2)}
.feature-row .idx{font-size:12px;color:var(--c-text-3);font-variant-numeric:tabular-nums;margin-left:auto;flex:none;padding-top:4px}
@media(max-width:991px){.feature-grid{grid-template-columns:1fr;gap:24px}}

/* 图墙 */
.gallery{display:grid;grid-template-columns:repeat(4,1fr);grid-auto-rows:158px;gap:16px}
.g-item{position:relative;overflow:hidden;border-radius:var(--r-card);border:1px solid var(--c-line)}
.g-item img{width:100%;height:100%;object-fit:cover;border:0;border-radius:0;transition:transform .4s ease}
.g-item:hover img{transform:scale(1.03)}
.g-item.big{grid-column:span 2;grid-row:span 2}
.g-item.square{grid-column:span 2}
.g-cap{position:absolute;left:0;right:0;bottom:0;padding:26px 16px 12px;font-size:15px;font-weight:600;color:#fff;background:linear-gradient(to top,rgba(11,14,19,.92),rgba(11,14,19,0));transform:translateY(4px);opacity:.92;transition:transform .28s ease,opacity .28s ease}
.g-item:hover .g-cap{transform:translateY(0);opacity:1}
@media(max-width:991px){.gallery{grid-auto-rows:140px}}
@media(max-width:767px){
  .gallery{grid-template-columns:repeat(2,1fr);grid-auto-rows:120px;gap:12px}
  .g-item.big{grid-column:span 2;grid-row:span 2}
  .g-item.square{grid-column:span 1}
}

/* CTA 表单 */
.cta-band{background:var(--c-bg-2);border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line);position:relative;overflow:hidden}
.cta-in{position:relative;display:grid;grid-template-columns:6fr 5fr;gap:56px;align-items:center;padding:var(--sec) 0}
.cta-copy h2{font-size:clamp(24px,3vw,32px);font-weight:700;margin-bottom:14px}
.cta-copy p{font-size:15px;line-height:1.8;color:var(--c-text-2);max-width:460px}
.cta-points{margin-top:22px;display:flex;flex-direction:column;gap:10px}
.cta-points li{font-size:14px;color:var(--c-text-2);display:flex;gap:10px;align-items:flex-start}
.cta-points li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--c-primary);margin-top:9px;flex:none}
.paper-card{background:var(--c-paper);color:var(--c-ink);border-radius:var(--r-card);padding:30px;box-shadow:var(--sh-light)}
.paper-card h3{font-size:19px;font-weight:700;color:var(--c-ink);margin-bottom:6px}
.paper-card .hint{font-size:13px;color:var(--c-ink-2);margin-bottom:22px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:14px}
.field{display:flex;flex-direction:column;gap:8px}
.field label{font-size:13px;color:var(--c-ink-2)}
.field input{height:44px;border:1px solid var(--c-paper-line);background:var(--c-paper-2);border-radius:var(--r-btn);padding:0 14px;font-size:15px;color:var(--c-ink);outline:none;transition:border-color .2s ease,background .2s ease}
.field input:focus{border-color:#B4CB4F;background:#fff}
.field.code{position:relative}
.field.code button{position:absolute;right:6px;bottom:5px;height:34px;padding:0 12px;font-size:13px;border-radius:8px;border:1px solid var(--c-paper-line);background:#fff;color:var(--c-link);cursor:pointer}
.field.code button:hover{background:var(--c-paper-2)}
.privacy{display:flex;gap:10px;align-items:flex-start;margin:16px 0 18px;font-size:12px;line-height:1.6;color:var(--c-ink-2)}
.privacy input{margin-top:3px;width:15px;height:15px;accent-color:#5E8C1F}
.paper-card .btn-primary{background:#1C222B;color:#fff}
.paper-card .btn-primary:hover{background:#2A323D;color:#fff}
@media(max-width:991px){.cta-in{grid-template-columns:1fr;gap:32px}}
@media(max-width:575px){.form-row{grid-template-columns:1fr}.paper-card{padding:22px}}

/* 最新信息 */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.news-card{display:flex;flex-direction:column;background:var(--c-bg-2);border:1px solid var(--c-line);border-radius:var(--r-card);overflow:hidden;transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease}
.news-card:hover{transform:translateY(-2px);border-color:rgba(166,255,61,.35);box-shadow:var(--sh-dark)}
.news-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--c-bg-3)}
.news-media img{width:100%;height:100%;object-fit:cover;border:0;border-radius:0}
.badge{display:inline-block;font-size:12px;padding:4px 12px;border-radius:var(--r-pill);background:var(--c-secondary-soft);color:#B7A6FF;max-width:100%;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.badge.on{background:rgba(255,107,53,.16);color:#FF9873}
.news-media .badge{position:absolute;top:12px;left:12px;backdrop-filter:blur(6px)}
.news-body{padding:20px;display:flex;flex-direction:column;gap:12px;flex:1}
.news-body h3{font-size:18px;font-weight:600;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-body p{font-size:15px;line-height:1.7;color:var(--c-text-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-foot{margin-top:auto;padding-top:14px;border-top:1px solid var(--c-line);display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--c-text-3)}
.news-foot .arrow{color:var(--c-primary);font-size:16px}
.empty-state{grid-column:1/-1;border:1px dashed var(--c-line-strong);border-radius:var(--r-card);padding:48px 24px;text-align:center;background:var(--c-bg-2)}
.empty-state .ph{width:64px;height:64px;margin:0 auto 16px;border-radius:16px;background:var(--c-bg-3);border:1px solid var(--c-line);display:grid;place-items:center;font-size:26px}
.empty-state p{font-size:15px;color:var(--c-text-2);margin-bottom:12px}
@media(max-width:991px){.news-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:575px){.news-grid{grid-template-columns:1fr}}

/* 数据与反馈 */
.data-band{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.data-item{border-left:2px solid rgba(166,255,61,.4);padding-left:18px}
.data-item b{display:block;font-size:32px;font-weight:800;color:var(--c-text);font-variant-numeric:tabular-nums;line-height:1.1;margin-bottom:8px}
.data-item span{font-size:13px;color:var(--c-text-3);line-height:1.6}
.quotes{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:44px}
.quote{background:var(--c-bg-2);border:1px solid var(--c-line);border-radius:var(--r-card);padding:24px}
.quote p{font-size:15px;line-height:1.8;color:var(--c-text-2);margin-bottom:16px}
.quote .who{font-size:13px;color:var(--c-text-3);display:flex;align-items:center;gap:10px}
.quote .who i{font-style:normal;width:26px;height:26px;border-radius:50%;background:var(--c-bg-3);border:1px solid var(--c-line);display:grid;place-items:center;font-size:12px;color:var(--c-primary)}
@media(max-width:991px){.data-band{grid-template-columns:repeat(2,1fr)}.quotes{grid-template-columns:1fr}}
@media(max-width:575px){.data-band{grid-template-columns:1fr;gap:20px}}

/* FAQ */
.faq{max-width:860px;margin:0 auto}
.faq-item{border-bottom:1px solid var(--c-line)}
.faq-q{width:100%;background:transparent;border:0;color:var(--c-text);text-align:left;display:flex;align-items:center;gap:14px;padding:20px 0;font-size:18px;font-weight:600;cursor:pointer;position:relative}
.faq-q::before{content:"";width:4px;height:18px;border-radius:2px;background:var(--c-primary);opacity:.35;flex:none;transition:opacity .2s ease}
.faq-item.open .faq-q::before{opacity:1}
.faq-q .sign{margin-left:auto;font-size:20px;color:var(--c-text-2);line-height:1;flex:none}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-a p{font-size:15px;line-height:1.8;color:var(--c-text-2);padding:0 0 20px 18px}
@media(max-width:575px){.faq-q{font-size:16px}}

/* 页脚 */
.site-footer{background:#0B0E13;border-top:1px solid var(--c-line);padding:56px 0 28px;font-size:14px;color:var(--c-text-2)}
.foot-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:40px;padding-bottom:36px;border-bottom:1px solid var(--c-line)}
.foot-brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:800;color:var(--c-text);margin-bottom:14px}
.foot-desc{font-size:14px;line-height:1.8;color:var(--c-text-3);max-width:420px}
.foot-col h4{font-size:14px;color:var(--c-text);font-weight:600;margin-bottom:16px}
.foot-col li{margin-bottom:12px}
.foot-col a{color:var(--c-text-2);font-size:14px}
.foot-col a:hover{color:var(--c-primary)}
.foot-bottom{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-top:22px;font-size:13px;color:var(--c-text-3);flex-wrap:wrap}
@media(max-width:767px){.foot-grid{grid-template-columns:1fr;gap:28px}}

/* roulang page: article */
:root{
  --c-bg:#0E1116; --c-bg-2:#151A22; --c-bg-3:#1B2129;
  --c-line:rgba(255,255,255,.08); --c-line-strong:rgba(255,255,255,.16);
  --c-primary:#A6FF3D; --c-primary-hover:#B9FF5E; --c-primary-ink:#0B0F14;
  --c-secondary:#7C5CFF; --c-secondary-soft:rgba(124,92,255,.14);
  --c-accent:#FF6B35;
  --c-text:#EDF1F5; --c-text-2:#A7B0BD; --c-text-3:#6E7887;
  --c-paper:#FFFFFF; --c-paper-2:#F5F7FA; --c-paper-line:#E6EAF0;
  --c-ink:#1C222B; --c-ink-2:#4A5462; --c-link:#4B32D6;
  --r-card:14px; --r-btn:10px; --r-pill:999px; --r-img:12px; --r-input:10px; --r-block:20px;
  --shadow-dark:0 10px 30px rgba(0,0,0,.45);
  --shadow-paper:0 8px 24px rgba(15,23,42,.08);
  --bs-primary:#A6FF3D; --bs-body-bg:#0E1116; --bs-body-color:#EDF1F5;
  --bs-border-radius:14px; --bs-border-color:rgba(255,255,255,.08);
  --bs-font-sans-serif:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  --bs-gutter-x:24px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--c-bg);color:var(--c-text);
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;line-height:1.7;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit;transition:color .2s ease}
button,input{font-family:inherit}
h1,h2,h3,h4{margin:0;line-height:1.3}
ul,ol{margin:0}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:4px}
.wrap{width:100%;max-width:1240px;margin:0 auto;padding:0 24px}
.num{font-variant-numeric:tabular-nums}

/* ============ 顶部品牌行 ============ */
.topbar{background:#0B0E13;border-bottom:1px solid var(--c-line);font-size:13px}
.topbar-in{display:flex;align-items:center;justify-content:space-between;gap:20px;height:36px}
.topbar-note{display:flex;align-items:center;gap:10px;color:var(--c-text-2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.dot{width:8px;height:8px;border-radius:50%;background:var(--c-primary);flex:0 0 auto;position:relative}
.dot::after{content:"";position:absolute;inset:-4px;border-radius:50%;border:1px solid rgba(166,255,61,.45);animation:pulse 2.2s ease-out infinite}
@keyframes pulse{0%{transform:scale(.6);opacity:.9}70%{transform:scale(1.5);opacity:0}100%{opacity:0}}
.topbar-act{display:flex;align-items:center;gap:18px;flex:0 0 auto}
.topbar-act a{color:var(--c-text-2)}
.topbar-act a:hover{color:var(--c-primary)}

/* ============ 主导航 ============ */
.site-nav{position:sticky;top:0;z-index:1030;background:rgba(14,17,22,.96);border-bottom:1px solid transparent;transition:background .25s ease,border-color .25s ease,backdrop-filter .25s ease}
.site-nav.is-scrolled{background:rgba(11,14,19,.86);backdrop-filter:blur(12px);border-bottom-color:var(--c-line)}
.nav-in{display:flex;align-items:center;gap:22px;height:64px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:17px;color:var(--c-text);flex:0 0 auto}
.brand-mark{width:28px;height:28px;border-radius:8px;background:var(--c-primary);color:var(--c-primary-ink);display:grid;place-items:center;font-size:15px;font-weight:800;flex:0 0 auto}
.nav-links{display:flex;align-items:center;gap:22px}
.nav-links a{position:relative;padding:6px 0;font-size:15px;color:var(--c-text-2)}
.nav-links a:hover{color:var(--c-text)}
.nav-links a.active{color:var(--c-text);font-weight:600}
.nav-links a.active::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;border-radius:2px;background:var(--c-primary)}
.nav-tools{margin-left:auto;display:flex;align-items:center;gap:12px;position:relative}
.nav-search{display:flex;align-items:center;gap:6px;height:40px;width:260px;padding:0 4px 0 14px;background:var(--c-bg-2);border:1px solid var(--c-line);border-radius:var(--r-input);transition:border-color .2s ease}
.nav-search:focus-within{border-color:rgba(166,255,61,.4)}
.nav-search input{flex:1 1 auto;min-width:0;background:transparent;border:0;outline:none;color:var(--c-text);font-size:14px}
.nav-search input::placeholder{color:var(--c-text-3)}
.nav-search button{height:32px;padding:0 14px;border:0;border-radius:8px;background:var(--c-primary);color:var(--c-primary-ink);font-size:13px;font-weight:700;cursor:pointer;transition:background .2s ease}
.nav-search button:hover{background:var(--c-primary-hover)}
.hot-toggle{height:40px;padding:0 14px;border:1px solid var(--c-line-strong);border-radius:var(--r-btn);background:transparent;color:var(--c-text-2);font-size:13px;cursor:pointer;transition:.2s ease}
.hot-toggle:hover{color:var(--c-text);border-color:rgba(166,255,61,.4)}
.hot-panel{position:absolute;right:0;top:54px;width:340px;padding:18px 20px;background:var(--c-bg-2);border:1px solid var(--c-line);border-radius:var(--r-card);box-shadow:var(--shadow-dark);display:none}
.hot-panel.open{display:block}
.hot-panel h4{font-size:14px;color:var(--c-text-2);font-weight:600}
.hot-pills{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
.hot-pills a{padding:6px 12px;border-radius:var(--r-pill);background:var(--c-secondary-soft);color:#BDB2FF;font-size:13px;transition:.2s ease}
.hot-pills a:hover{background:rgba(124,92,255,.28);color:#D6CFFF}
.burger{display:none;width:40px;height:40px;border:1px solid var(--c-line-strong);border-radius:var(--r-btn);background:transparent;color:var(--c-text);font-size:17px;cursor:pointer}

/* ============ 面包屑 & 文章头 ============ */
.page-head{position:relative;padding:34px 0 46px;background-color:#10141A;background-image:linear-gradient(180deg,rgba(14,17,22,.86),rgba(14,17,22,.98)),url('/assets/images/backpic/back-1.png');background-size:cover;background-position:center;border-bottom:1px solid var(--c-line);overflow:hidden}
.page-head::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px);background-size:24px 24px;pointer-events:none}
.page-head .wrap{position:relative;z-index:1}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--c-text-3)}
.crumbs a{color:var(--c-text-3)}
.crumbs a:hover{color:var(--c-text-2)}
.crumbs .sep{color:var(--c-text-3);opacity:.6}
.crumbs .now{color:var(--c-text-2);max-width:520px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.article-title{max-width:920px;margin-top:18px;font-size:clamp(26px,3.4vw,40px);line-height:1.25;font-weight:800;letter-spacing:-.01em}
.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-top:20px;font-size:13px;color:var(--c-text-2)}
.meta-row .sep{color:var(--c-text-3);opacity:.55}
.badge-cat{display:inline-flex;align-items:center;padding:4px 12px;border-radius:var(--r-pill);background:var(--c-secondary-soft);color:#BDB2FF;font-size:12px;font-weight:600}
.badge-live{display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:var(--r-pill);background:rgba(255,107,53,.14);color:#FF9C74;font-size:12px;font-weight:600}

/* ============ 正文布局 ============ */
.article-layout{display:grid;grid-template-columns:minmax(0,780px) 220px;gap:36px;justify-content:center;padding:48px 0 72px}
.paper{background:var(--c-paper);color:var(--c-ink);border-radius:var(--r-block);padding:40px;box-shadow:var(--shadow-paper)}
.article-body{font-size:17px;line-height:1.9;color:var(--c-ink);word-break:break-word}
.article-body p{margin:0 0 18px}
.article-body h2{position:relative;margin:36px 0 14px;padding-left:18px;font-size:22px;font-weight:700;line-height:1.45;color:#141A22;scroll-margin-top:96px}
.article-body h2::before{content:"";position:absolute;left:0;top:.5em;width:8px;height:8px;border-radius:2px;background:var(--c-primary)}
.article-body h3{margin:26px 0 12px;font-size:17px;font-weight:600;color:#141A22;scroll-margin-top:96px}
.article-body a{color:var(--c-link);text-decoration:underline;text-underline-offset:3px}
.article-body a:hover{color:#3320A8}
.article-body blockquote{margin:22px 0;padding:16px 20px;background:var(--c-paper-2);border-left:3px solid var(--c-primary);border-radius:0 var(--r-btn) var(--r-btn) 0;color:var(--c-ink-2)}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body ul,.article-body ol{margin:0 0 18px;padding-left:24px}
.article-body li{margin-bottom:8px}
.article-body ul li::marker{color:#7CC31E}
.article-body ol li::marker{color:var(--c-secondary);font-weight:700}
.article-body img{border-radius:var(--r-img);margin:22px auto;border:1px solid var(--c-paper-line)}
.article-body figure{margin:22px 0}
.article-body figcaption{margin-top:10px;text-align:center;font-size:13px;color:var(--c-ink-2)}
.article-body .table-wrap,.article-body table{max-width:100%}
.article-body .table-wrap{overflow-x:auto;margin:22px 0;border:1px solid var(--c-paper-line);border-radius:var(--r-img)}
.article-body table{width:100%;border-collapse:collapse;font-size:15px;background:#fff}
.article-body thead th{background:var(--c-paper-2);color:#141A22;text-align:left;font-weight:700}
.article-body th,.article-body td{padding:12px 16px;border-bottom:1px solid var(--c-paper-line);white-space:nowrap}
.article-body tr:last-child td{border-bottom:0}
.article-body hr{margin:32px 0;border:0;border-top:1px solid var(--c-paper-line)}
.empty-note{margin:0;padding:22px 24px;border-radius:var(--r-card);background:var(--c-paper-2);border:1px solid var(--c-paper-line);color:var(--c-ink-2);font-size:16px}
.empty-note a{color:var(--c-link);text-decoration:underline;text-underline-offset:3px}

/* ============ 目录 ============ */
.toc{position:sticky;top:96px;align-self:start;padding:20px;background:var(--c-bg-2);border:1px solid var(--c-line);border-radius:var(--r-card)}
.toc h4{font-size:13px;font-weight:600;letter-spacing:.08em;color:var(--c-text-3);text-transform:uppercase}
.toc ol{list-style:none;padding:0;margin:14px 0 0;display:grid;gap:8px}
.toc a{display:block;padding-left:12px;border-left:2px solid transparent;font-size:13.5px;line-height:1.6;color:var(--c-text-2)}
.toc a:hover{color:var(--c-text)}
.toc a.active{color:var(--c-primary);border-left-color:var(--c-primary)}

/* ============ 标签 & 相关推荐 ============ */
.tag-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:34px;padding-top:24px;border-top:1px solid var(--c-paper-line)}
.tag-row .tag-label{font-size:13px;color:var(--c-ink-2)}
.tag{padding:6px 14px;border-radius:var(--r-pill);background:var(--c-paper-2);border:1px solid var(--c-paper-line);color:var(--c-ink-2);font-size:13px;transition:.2s ease}
.tag:hover{border-color:#BFD79A;color:#141A22}

.related{padding:64px 0;border-top:1px solid var(--c-line);background:var(--c-bg)}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:14px;margin-bottom:26px}
.section-head h2{font-size:clamp(22px,2.4vw,28px);font-weight:700}
.section-head .more{font-size:14px;color:var(--c-text-2);border-bottom:1px solid var(--c-line-strong);padding-bottom:2px}
.section-head .more:hover{color:var(--c-primary);border-color:rgba(166,255,61,.5)}
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.post-card{display:flex;flex-direction:column;padding:20px;background:var(--c-bg-2);border:1px solid var(--c-line);border-radius:var(--r-card);transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease}
.post-card:hover{transform:translateY(-2px);border-color:rgba(166,255,61,.35);box-shadow:var(--shadow-dark)}
.post-card .thumb{position:relative;aspect-ratio:16/9;border-radius:var(--r-img);overflow:hidden;border:1px solid var(--c-line)}
.post-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.post-card:hover .thumb img{transform:scale(1.04)}
.post-card h3{margin:14px 0 0;font-size:17px;font-weight:600;line-height:1.5;color:var(--c-text)}
.post-card .card-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:16px;font-size:13px;color:var(--c-text-3)}

/* ============ 页尾导航条 & CTA ============ */
.post-nav{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:18px;margin-top:6px;padding:28px 0 8px;border-top:1px solid var(--c-line)}
.post-nav .links{display:flex;flex-wrap:wrap;gap:20px;font-size:14px;color:var(--c-text-2)}
.post-nav .links a:hover{color:var(--c-primary)}
.cta-band{padding:64px 0;background-color:#0B0E13;border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line)}
.cta-inner{display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:center}
.cta-inner h2{font-size:clamp(22px,2.6vw,30px);font-weight:800;line-height:1.3}
.cta-inner p{margin:14px 0 0;max-width:520px;font-size:15px;line-height:1.85;color:var(--c-text-2)}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end}
.rl-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:44px;padding:0 22px;border-radius:var(--r-btn);font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;transition:transform .2s ease,background .2s ease,border-color .2s ease,color .2s ease}
.rl-btn:active{transform:translateY(0)}
.rl-btn-primary{background:var(--c-primary);color:var(--c-primary-ink)}
.rl-btn-primary:hover{background:var(--c-primary-hover);transform:translateY(-1px)}
.rl-btn-ghost{background:transparent;border-color:var(--c-line-strong);color:var(--c-text)}
.rl-btn-ghost:hover{border-color:rgba(166,255,61,.5);transform:translateY(-1px)}
.rl-btn-lg{height:52px;padding:0 28px;font-size:16px}

/* ============ 页脚 ============ */
.site-footer{background:#0B0E13;padding:64px 0 26px}
.foot-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr;gap:40px}
.foot-brand{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:800;color:var(--c-text)}
.foot-desc{margin:16px 0 0;max-width:420px;font-size:14px;line-height:1.85;color:var(--c-text-2)}
.foot-col h4{font-size:15px;font-weight:600;color:var(--c-text)}
.foot-col ul{list-style:none;padding:0;margin:16px 0 0;display:grid;gap:10px}
.foot-col a{font-size:14px;color:var(--c-text-2)}
.foot-col a:hover{color:var(--c-primary)}
.foot-bottom{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;margin-top:44px;padding-top:22px;border-top:1px solid var(--c-line);font-size:13px;color:var(--c-text-3)}

/* ============ 响应式 ============ */
@media (max-width:1240px){
  .article-layout{grid-template-columns:minmax(0,1fr) 200px;gap:28px}
}
@media (max-width:992px){
  .nav-in{gap:14px}
  .nav-links{position:fixed;left:0;right:0;top:100px;bottom:0;display:none;flex-direction:column;align-items:flex-start;gap:4px;padding:24px;background:var(--c-bg);border-top:1px solid var(--c-line);overflow-y:auto;overflow-x:hidden}
  .nav-links a{width:100%;padding:14px 4px;font-size:16px;border-bottom:1px solid var(--c-line)}
  .nav-links a.active::after{display:none}
  body.nav-open .nav-links{display:flex}
  body.nav-open{overflow:hidden}
  .nav-search,.hot-toggle{display:none}
  .burger{display:block;margin-left:auto}
  .article-layout{grid-template-columns:minmax(0,1fr);padding:36px 0 56px}
  .toc{display:none}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cta-inner{grid-template-columns:1fr;gap:24px}
  .cta-actions{justify-content:flex-start}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:768px){
  .wrap{padding:0 16px}
  .topbar-act a:not(:first-child){display:none}
  .topbar-note span:last-child{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
  .page-head{padding:26px 0 34px}
  .paper{padding:24px 20px;border-radius:var(--r-card)}
  .article-body{font-size:16.5px;line-height:1.85}
  .article-body h2{font-size:20px;margin-top:30px}
  .related,.cta-band{padding:48px 0}
  .card-grid{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr;gap:32px}
}
@media (max-width:520px){
  .brand{font-size:15.5px}
  .article-title{font-size:23px}
  .rl-btn{width:100%}
  .cta-actions{width:100%}
}

/* roulang page: category1 */
:root{
  --c-bg:#0E1116;
  --c-bg-2:#151A22;
  --c-bg-3:#1B2129;
  --c-line:rgba(255,255,255,.08);
  --c-line-strong:rgba(255,255,255,.16);
  --c-primary:#A6FF3D;
  --c-primary-hover:#B9FF5E;
  --c-primary-ink:#0B0F14;
  --c-secondary:#7C5CFF;
  --c-secondary-soft:rgba(124,92,255,.14);
  --c-accent:#FF6B35;
  --c-text:#EDF1F5;
  --c-text-2:#A7B0BD;
  --c-text-3:#6E7887;
  --c-paper:#FFFFFF;
  --c-paper-2:#F5F7FA;
  --c-paper-line:#E6EAF0;
  --c-ink:#1C222B;
  --c-ink-2:#4A5462;
  --c-link:#4B32D6;
  --r-card:14px;
  --r-btn:10px;
  --r-pill:999px;
  --r-img:12px;
  --r-input:10px;
  --r-block:20px;
  --shadow-dark:0 10px 30px rgba(0,0,0,.45);
  --shadow-paper:0 8px 24px rgba(15,23,42,.08);
  --bs-body-bg:var(--c-bg);
  --bs-body-color:var(--c-text);
  --bs-primary:var(--c-primary);
  --bs-link-color:var(--c-text);
  --bs-link-hover-color:var(--c-primary);
  --bs-border-radius:14px;
  --bs-body-font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  --bs-font-sans-serif:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-text);
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--r-img);}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;cursor:pointer;}
h1,h2,h3,h4{margin:0;line-height:1.25;}
p{margin:0;}
ol,ul{list-style:none;margin:0;padding:0;}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;}

/* ---------- 容器 ---------- */
.wrap{
  width:100%;
  max-width:1240px;
  margin:0 auto;
  padding:0 24px;
}
.section{padding:72px 0;}
.section-alt{background:var(--c-bg-2);border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line);}
.sec-head{max-width:760px;margin-bottom:36px;}
.sec-head h2{font-size:clamp(24px,3vw,34px);font-weight:700;letter-spacing:-.01em;}
.sec-head p{margin-top:10px;color:var(--c-text-2);font-size:15px;line-height:1.75;}
.sec-head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:32px;}
.sec-head-row .sec-head{margin-bottom:0;}

/* ---------- 顶部品牌行 ---------- */
.topbar{background:#0B0E13;border-bottom:1px solid var(--c-line);}
.topbar-in{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:36px;}
.topbar-note{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--c-text-2);overflow:hidden;}
.topbar-note .dot{
  flex:0 0 auto;width:6px;height:6px;border-radius:50%;
  background:var(--c-primary);box-shadow:0 0 0 3px rgba(166,255,61,.14);
}
.topbar-note span:last-child{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.topbar-act{display:flex;align-items:center;gap:18px;font-size:13px;white-space:nowrap;}
.topbar-act a{color:var(--c-text-2);transition:color .2s ease;}
.topbar-act a:hover{color:var(--c-text);}

/* ---------- 吸顶主导航 ---------- */
.site-nav{
  position:sticky;top:0;z-index:1030;
  background:rgba(14,17,22,.94);
  border-bottom:1px solid transparent;
  transition:background .25s ease,border-color .25s ease,backdrop-filter .25s ease;
}
.site-nav.is-scrolled{
  background:rgba(11,14,19,.86);
  backdrop-filter:blur(12px);
  border-bottom-color:var(--c-line);
}
.nav-in{display:flex;align-items:center;gap:22px;height:64px;}
.brand{display:flex;align-items:center;gap:10px;font-size:16px;font-weight:700;color:var(--c-text);white-space:nowrap;}
.brand-mark{
  width:28px;height:28px;border-radius:8px;flex:0 0 auto;
  background:var(--c-primary);color:var(--c-primary-ink);
  display:grid;place-items:center;font-size:15px;font-weight:800;
}
.nav-links{display:flex;align-items:center;gap:24px;}
.nav-links a{
  position:relative;padding:6px 0;font-size:15px;color:var(--c-text-2);
  transition:color .2s ease;
}
.nav-links a:hover{color:var(--c-text);}
.nav-links a.active{color:var(--c-text);font-weight:600;}
.nav-links a.active::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;
  background:var(--c-primary);border-radius:2px;
}
.nav-tools{margin-left:auto;display:flex;align-items:center;gap:10px;position:relative;}
.nav-search{
  display:flex;align-items:center;width:260px;height:38px;
  background:#0B0E13;border:1px solid var(--c-line);border-radius:var(--r-input);
  overflow:hidden;transition:border-color .2s ease;
}
.nav-search:focus-within{border-color:rgba(166,255,61,.45);}
.nav-search input{
  flex:1;min-width:0;height:100%;padding:0 12px;border:0;background:transparent;
  color:var(--c-text);font-size:14px;outline:none;
}
.nav-search input::placeholder{color:var(--c-text-3);}
.nav-search button{
  height:100%;padding:0 14px;border:0;border-left:1px solid var(--c-line);
  background:var(--c-bg-3);color:var(--c-text-2);font-size:14px;transition:.2s ease;
}
.nav-search button:hover{color:var(--c-primary);}
.hot-toggle{
  height:38px;padding:0 14px;border:1px solid var(--c-line);border-radius:var(--r-input);
  background:transparent;color:var(--c-text-2);font-size:14px;transition:.2s ease;
}
.hot-toggle:hover{color:var(--c-text);border-color:var(--c-line-strong);}
.hot-panel{
  position:absolute;top:50px;right:0;width:330px;padding:18px;
  background:var(--c-bg-2);border:1px solid var(--c-line);border-radius:var(--r-card);
  box-shadow:var(--shadow-dark);display:none;z-index:1040;
}
.hot-panel.open{display:block;}
.hot-panel h4{font-size:13px;font-weight:600;color:var(--c-text-3);letter-spacing:.04em;margin-bottom:12px;}
.hot-pills{display:flex;flex-wrap:wrap;gap:8px;}
.hot-pills a{
  padding:5px 12px;border-radius:var(--r-pill);font-size:13px;
  background:var(--c-secondary-soft);color:#C3B5FF;transition:.2s ease;
}
.hot-pills a:hover{background:rgba(124,92,255,.26);color:#DED8FF;}
.burger{
  display:none;width:40px;height:38px;border:1px solid var(--c-line);border-radius:var(--r-input);
  background:transparent;color:var(--c-text);font-size:18px;line-height:1;
}

/* ---------- Hero ---------- */
.hero{
  position:relative;padding:52px 0 60px;overflow:hidden;
  background-color:var(--c-bg);
  background-image:
    linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px);
  background-size:24px 24px;
}
.hero::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(166,255,61,.45),transparent);
}
.crumb{font-size:13px;color:var(--c-text-3);margin-bottom:22px;}
.crumb a{color:var(--c-text-3);transition:color .2s ease;}
.crumb a:hover{color:var(--c-text-2);}
.crumb .sep{margin:0 8px;color:var(--c-text-3);}
.crumb .now{color:var(--c-text-2);}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;height:28px;padding:0 14px;
  border-radius:var(--r-pill);background:var(--c-secondary-soft);color:#C3B5FF;
  font-size:13px;font-weight:600;letter-spacing:.02em;
}
.hero h1{
  margin-top:18px;font-size:clamp(30px,4.4vw,46px);font-weight:800;
  line-height:1.15;letter-spacing:-.02em;
}
.hero-sub{margin-top:16px;font-size:17px;color:var(--c-text-2);max-width:32ch;line-height:1.75;}
.hero-btns{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
.hero-stats{
  display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;
  font-size:13px;color:var(--c-text-3);font-variant-numeric:tabular-nums;
}
.hero-stats span{display:inline-flex;align-items:center;}
.hero-stats span+span::before{content:"·";margin:0 10px;color:var(--c-line-strong);}
.hero-figure{position:relative;}
.hero-figure img{
  width:100%;aspect-ratio:16/10;object-fit:cover;
  border:1px solid var(--c-line);border-radius:16px;
}
.fig-badge{
  position:absolute;top:14px;left:14px;padding:5px 12px;border-radius:var(--r-pill);
  background:rgba(255,107,53,.92);color:#1A0D06;font-size:12px;font-weight:700;letter-spacing:.02em;
}
.fig-live{
  position:absolute;right:14px;bottom:14px;display:flex;align-items:center;gap:8px;
  padding:6px 12px;border-radius:var(--r-pill);background:rgba(11,14,19,.86);
  border:1px solid var(--c-line-strong);font-size:12px;color:var(--c-text-2);
  backdrop-filter:blur(8px);
}
.pulse{width:7px;height:7px;border-radius:50%;background:var(--c-primary);position:relative;}
.pulse::after{
  content:"";position:absolute;inset:-4px;border-radius:50%;
  border:1px solid rgba(166,255,61,.6);animation:pulse 1.8s ease-out infinite;
}
@keyframes pulse{
  0%{transform:scale(.6);opacity:1;}
  100%{transform:scale(1.5);opacity:0;}
}

/* ---------- 按钮 ---------- */
.btn-lime,.btn-line{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 24px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;border:1px solid transparent;
  transition:background .22s ease,color .22s ease,transform .22s ease,border-color .22s ease;
}
.btn-lime{background:var(--c-primary);color:var(--c-primary-ink);}
.btn-lime:hover{background:var(--c-primary-hover);color:var(--c-primary-ink);transform:translateY(-1px);}
.btn-lime:active{transform:translateY(0);}
.btn-line{background:transparent;border-color:var(--c-line-strong);color:var(--c-text);}
.btn-line:hover{border-color:rgba(166,255,61,.45);color:var(--c-primary);transform:translateY(-1px);}
.btn-line:active{transform:translateY(0);}
.btn-lime.lg,.btn-line.lg{height:52px;padding:0 30px;font-size:16px;}
.link-quiet{
  display:inline-flex;align-items:center;gap:6px;font-size:14px;color:var(--c-primary);
  border-bottom:1px solid rgba(166,255,61,.4);padding-bottom:2px;transition:.2s ease;
}
.link-quiet:hover{color:var(--c-primary-hover);border-bottom-color:var(--c-primary-hover);}
.link-mini{
  display:inline-flex;align-items:center;height:32px;padding:0 14px;border-radius:8px;
  border:1px solid var(--c-line-strong);font-size:13px;color:var(--c-text-2);transition:.2s ease;
  flex:0 0 auto;
}
.link-mini:hover{color:var(--c-primary);border-color:rgba(166,255,61,.45);}

/* ---------- 导语 ---------- */
.intro{padding:56px 0 8px;}
.intro-in{max-width:880px;}
.intro-in p{font-size:16px;line-height:1.9;color:var(--c-text-2);}
.intro-rule{
  width:64px;height:3px;border-radius:2px;background:var(--c-primary);margin-bottom:22px;
}

/* ---------- 筛选胶囊 ---------- */
.chip-bar{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:28px;}
.chip{
  height:38px;padding:0 18px;border-radius:var(--r-pill);
  border:1px solid var(--c-line);background:transparent;
  color:var(--c-text-2);font-size:14px;transition:.2s ease;
}
.chip:hover{color:var(--c-text);border-color:var(--c-line-strong);}
.chip.active{background:var(--c-primary);color:var(--c-primary-ink);border-color:transparent;font-weight:600;}

/* ---------- 时间轴 ---------- */
.timeline{border-top:1px solid var(--c-line);}
.tl-item{
  display:grid;grid-template-columns:180px 1fr;gap:0;
  padding:26px 0;border-bottom:1px solid var(--c-line);
}
.tl-date{
  position:relative;padding-right:28px;border-right:1px solid var(--c-line-strong);
  display:flex;flex-direction:column;gap:4px;
}
.tl-date::after{
  content:"";position:absolute;right:-5px;top:10px;width:9px;height:9px;border-radius:50%;
  background:var(--c-bg);border:2px solid var(--c-primary);
}
.tl-day{
  font-size:22px;font-weight:800;color:var(--c-text-2);
  font-variant-numeric:tabular-nums;letter-spacing:.01em;
}
.tl-week{font-size:13px;color:var(--c-text-3);font-variant-numeric:tabular-nums;}
.tl-card{
  margin-left:28px;padding:22px 24px;
  background:var(--c-bg-2);border:1px solid var(--c-line);border-radius:var(--r-card);
  box-shadow:0 1px 0 rgba(255,255,255,.02) inset;
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.tl-card:hover{
  transform:translateY(-2px);
  border-color:rgba(166,255,61,.35);
  box-shadow:var(--shadow-dark);
}
.tl-head{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:12px;}
.st-live,.st-soon,.st-end,.st-tag{
  display:inline-flex;align-items:center;height:24px;padding:0 12px;
  border-radius:var(--r-pill);font-size:12px;font-weight:600;letter-spacing:.02em;
}
.st-live{background:rgba(255,107,53,.16);color:#FF9166;}
.st-soon{background:var(--c-secondary-soft);color:#C3B5FF;}
.st-end{background:rgba(255,255,255,.06);color:var(--c-text-3);}
.st-tag{background:rgba(255,255,255,.05);color:var(--c-text-2);font-weight:500;}
.tl-card h3{font-size:19px;font-weight:700;letter-spacing:-.01em;}
.tl-card p{margin-top:10px;font-size:15px;color:var(--c-text-2);line-height:1.75;}
.tl-foot{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  margin-top:18px;padding-top:16px;border-top:1px solid var(--c-line);
}
.tl-meta{font-size:13px;color:var(--c-text-3);font-variant-numeric:tabular-nums;}

/* ---------- 节点提醒 ---------- */
.remind{
  background-color:var(--c-bg-2);
  background-image:linear-gradient(rgba(11,14,19,.94),rgba(11,14,19,.94)),url("/assets/images/backpic/back-2.webp");
  background-size:cover,cover;
  background-position:center,center;
  border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line);
}
.remind-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.remind-card{
  padding:24px;background:var(--c-bg-3);border:1px solid var(--c-line);border-radius:var(--r-card);
  transition:transform .22s ease,border-color .22s ease;
}
.remind-card:hover{transform:translateY(-2px);border-color:rgba(166,255,61,.35);}
.remind-time{
  font-size:26px;font-weight:800;color:var(--c-accent);
  font-variant-numeric:tabular-nums;letter-spacing:.01em;
}
.remind-card h3{font-size:17px;font-weight:700;margin-top:12px;}
.remind-card p{margin-top:10px;font-size:15px;color:var(--c-text-2);line-height:1.75;}

/* ---------- 流程 ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.step{
  position:relative;padding:24px 22px;border-radius:var(--r-card);
  background:var(--c-bg-2);border:1px solid var(--c-line);
  transition:transform .22s ease,border-color .22s ease;
}
.step:hover{transform:translateY(-2px);border-color:var(--c-line-strong);}
.step-num{
  font-size:26px;font-weight:800;color:var(--c-text-3);
  font-variant-numeric:tabular-nums;letter-spacing:.02em;
}
.step h3{font-size:17px;font-weight:700;margin-top:14px;}
.step p{margin-top:10px;font-size:15px;color:var(--c-text-2);line-height:1.75;}

/* ---------- 问答 ---------- */
.qa-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.qa-card{
  padding:24px;border-radius:var(--r-card);
  background:var(--c-bg-2);border:1px solid var(--c-line);
  border-left:3px solid rgba(166,255,61,.55);
  transition:transform .22s ease,border-color .22s ease;
}
.qa-card:hover{transform:translateY(-2px);border-color:rgba(166,255,61,.28);border-left-color:var(--c-primary);}
.qa-card h3{font-size:17px;font-weight:600;line-height:1.5;padding-left:4px;}
.qa-card p{margin-top:12px;padding-left:4px;font-size:15px;color:var(--c-text-2);line-height:1.8;}

/* ---------- CTA ---------- */
.cta{
  position:relative;padding:64px 0;border-top:1px solid var(--c-line);
  background-color:#0B0E13;
  background-image:
    linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px);
  background-size:24px 24px;
}
.cta-in{
  display:flex;align-items:center;justify-content:space-between;gap:40px;flex-wrap:wrap;
  padding:36px 40px;border:1px solid var(--c-line);border-radius:var(--r-block);
  background:var(--c-bg-2);box-shadow:var(--shadow-dark);
}
.cta-copy h2{font-size:clamp(22px,2.6vw,30px);font-weight:700;}
.cta-copy p{margin-top:12px;font-size:15px;color:var(--c-text-2);max-width:52ch;line-height:1.8;}
.cta-act{display:flex;align-items:center;gap:18px;flex-wrap:wrap;}

/* ---------- 页脚 ---------- */
.site-footer{background:#0B0E13;border-top:1px solid var(--c-line);padding:56px 0 24px;}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:40px;}
.foot-brand{display:flex;align-items:center;gap:10px;font-size:16px;font-weight:700;color:var(--c-text);}
.foot-desc{margin-top:16px;font-size:14px;color:var(--c-text-2);line-height:1.8;max-width:44ch;}
.foot-col h4{font-size:15px;font-weight:600;color:var(--c-text);margin-bottom:16px;}
.foot-col ul{display:grid;gap:10px;}
.foot-col a{font-size:14px;color:var(--c-text-2);transition:color .2s ease;}
.foot-col a:hover{color:var(--c-primary);}
.foot-bottom{
  margin-top:40px;padding-top:20px;border-top:1px solid var(--c-line);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--c-text-3);
}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .nav-search{width:200px;}
  .nav-links{gap:18px;}
}
@media (max-width:991.98px){
  .hero-grid{grid-template-columns:1fr;gap:32px;}
  .hero-sub{max-width:none;}
  .steps{grid-template-columns:repeat(2,1fr);}
  .remind-grid{grid-template-columns:1fr;}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .nav-search{display:none;}
  .burger{display:block;margin-left:auto;}
  .nav-tools{margin-left:auto;}
  .hot-panel{right:auto;left:0;width:min(330px,calc(100vw - 48px));}
  .nav-links{
    position:fixed;left:0;right:0;top:0;bottom:0;z-index:1050;
    flex-direction:column;align-items:flex-start;gap:6px;
    padding:96px 24px 32px;background:#0B0E13;
    overflow-y:auto;display:none;
  }
  .nav-links.open{display:flex;}
  .nav-links a{width:100%;padding:14px 0;font-size:17px;border-bottom:1px solid var(--c-line);}
  .nav-links a.active::after{display:none;}
  .nav-links a.active{color:var(--c-primary);}
}
@media (max-width:767.98px){
  .wrap{padding:0 16px;}
  .section{padding:40px 0;}
  .hero{padding:32px 0 40px;}
  .intro{padding:36px 0 4px;}
  .topbar-act .opt{display:none;}
  .tl-item{grid-template-columns:1fr;padding:22px 0;}
  .tl-date{
    flex-direction:row;align-items:baseline;gap:10px;
    border-right:0;padding-right:0;margin-bottom:14px;
  }
  .tl-date::after{display:none;}
  .tl-card{margin-left:0;padding:20px;}
  .qa-grid{grid-template-columns:1fr;}
  .steps{grid-template-columns:1fr;}
  .foot-grid{grid-template-columns:1fr;}
  .cta-in{padding:26px 22px;}
  .hero-btns .btn-lime,.hero-btns .btn-line{width:100%;}
}
@media (max-width:575.98px){
  .topbar-note span:last-child{max-width:42vw;}
  .tl-day{font-size:20px;}
}

/* roulang page: category2 */
:root{
  --c-bg:#0E1116;
  --c-bg-2:#151A22;
  --c-bg-3:#1B2129;
  --c-line:rgba(255,255,255,.08);
  --c-line-strong:rgba(255,255,255,.16);
  --c-primary:#A6FF3D;
  --c-primary-hover:#B9FF5E;
  --c-primary-ink:#0B0F14;
  --c-secondary:#7C5CFF;
  --c-secondary-soft:rgba(124,92,255,.14);
  --c-accent:#FF6B35;
  --c-text:#EDF1F5;
  --c-text-2:#A7B0BD;
  --c-text-3:#6E7887;
  --c-paper:#FFFFFF;
  --c-paper-2:#F5F7FA;
  --c-paper-line:#E6EAF0;
  --c-ink:#1C222B;
  --c-ink-2:#4A5462;
  --c-link:#4B32D6;
  --r-card:14px;
  --r-btn:10px;
  --r-pill:999px;
  --r-img:12px;
  --r-in:10px;
  --r-block:20px;
  --shadow-dark:0 10px 30px rgba(0,0,0,.45);
  --shadow-paper:0 8px 24px rgba(15,23,42,.08);
  --gutter:24px;
  --sp-block:72px;
  --font: -apple-system, BlinkMacSystemFont, "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;

  --bs-body-bg:#0E1116;
  --bs-body-color:#EDF1F5;
  --bs-primary:#A6FF3D;
  --bs-border-radius:10px;
  --bs-border-radius-lg:14px;
  --bs-body-font-family:var(--font);
  --bs-link-color:#A6FF3D;
  --bs-link-hover-color:#B9FF5E;
  --bs-emphasis-color:#EDF1F5;
  --bs-secondary-color:#A7B0BD;
  --bs-gutter-x:24px;
}

*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-text);
  font-family:var(--font);
  font-size:16px;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .2s ease,border-color .2s ease,background-color .2s ease;}
a:hover{color:var(--c-primary);}
button{font-family:inherit;}
ul{list-style:none;margin:0;padding:0;}
h1,h2,h3,h4,p{margin:0;}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;}

.wrap{
  width:100%;
  max-width:1240px;
  margin:0 auto;
  padding:0 24px;
}
.num{font-variant-numeric:tabular-nums;}

/* ---------- 顶部品牌行 ---------- */
.topbar{
  background:#0B0E13;
  border-bottom:1px solid var(--c-line);
  font-size:13px;
}
.topbar-in{
  height:36px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
}
.topbar-note{
  display:flex;
  align-items:center;
  gap:10px;
  color:var(--c-text-2);
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}
.topbar-note .dot{
  width:7px;height:7px;border-radius:50%;
  background:var(--c-accent);
  box-shadow:0 0 0 4px rgba(255,107,53,.16);
  flex:none;
}
.topbar-act{
  display:flex;
  align-items:center;
  gap:18px;
  flex:none;
}
.topbar-act .opt{color:var(--c-text-2);}
.topbar-act .opt:hover{color:var(--c-text);}
.topbar-act a:last-child{
  color:var(--c-primary);
  font-weight:600;
}

/* ---------- 吸顶主导航 ---------- */
.site-nav{
  position:sticky;
  top:0;
  z-index:1030;
  background:#0B0E13;
  border-bottom:1px solid transparent;
  transition:background-color .25s ease, border-color .25s ease, backdrop-filter .25s ease;
}
.site-nav.scrolled{
  background:rgba(11,14,19,.86);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-bottom-color:var(--c-line);
}
.nav-in{
  height:64px;
  display:flex;
  align-items:center;
  gap:28px;
}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:17px;
  font-weight:800;
  letter-spacing:.2px;
  color:var(--c-text);
  flex:none;
}
.brand:hover{color:var(--c-text);}
.brand-mark{
  width:28px;height:28px;
  border-radius:8px;
  background:var(--c-primary);
  color:var(--c-primary-ink);
  display:flex;align-items:center;justify-content:center;
  font-size:15px;
  font-weight:800;
  flex:none;
}
.nav-links{
  display:flex;
  align-items:center;
  gap:26px;
  font-size:15px;
  flex:1 1 auto;
}
.nav-links a{
  position:relative;
  padding:22px 0;
  color:var(--c-text-2);
  white-space:nowrap;
}
.nav-links a:hover{color:var(--c-text);}
.nav-links a.active{color:var(--c-text);font-weight:600;}
.nav-links a.active::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:14px;
  height:2px;
  background:var(--c-primary);
  border-radius:2px;
}
.nav-tools{
  display:flex;
  align-items:center;
  gap:12px;
  position:relative;
  flex:none;
}
.nav-search{
  display:flex;
  align-items:center;
  gap:6px;
  background:var(--c-bg-2);
  border:1px solid var(--c-line);
  border-radius:var(--r-in);
  padding:4px 4px 4px 12px;
  width:260px;
  transition:border-color .2s ease, box-shadow .2s ease;
}
.nav-search:focus-within{
  border-color:rgba(166,255,61,.4);
  box-shadow:0 0 0 3px rgba(166,255,61,.10);
}
.nav-search input{
  flex:1;
  background:transparent;
  border:0;
  color:var(--c-text);
  font-size:14px;
  height:34px;
  outline:none;
  min-width:0;
}
.nav-search input::placeholder{color:var(--c-text-3);}
.nav-search button{
  border:0;
  background:var(--c-primary);
  color:var(--c-primary-ink);
  font-size:13px;
  font-weight:700;
  height:34px;
  padding:0 14px;
  border-radius:8px;
  cursor:pointer;
  transition:background-color .2s ease;
}
.nav-search button:hover{background:var(--c-primary-hover);}
.hot-toggle{
  height:42px;
  padding:0 16px;
  border-radius:var(--r-btn);
  border:1px solid var(--c-line-strong);
  background:transparent;
  color:var(--c-text);
  font-size:14px;
  cursor:pointer;
  transition:border-color .2s ease,background-color .2s ease;
}
.hot-toggle:hover{border-color:var(--c-primary);background:rgba(166,255,61,.08);}
.hot-panel{
  position:absolute;
  top:56px;
  right:0;
  width:360px;
  background:var(--c-bg-2);
  border:1px solid var(--c-line);
  border-radius:var(--r-card);
  padding:20px;
  box-shadow:var(--shadow-dark);
  display:none;
}
.hot-panel.open{display:block;}
.hot-panel h4{
  font-size:14px;
  color:var(--c-text-2);
  font-weight:600;
  margin-bottom:14px;
}
.hot-pills{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
}
.hot-pills a{
  display:inline-block;
  padding:6px 12px;
  border-radius:var(--r-pill);
  background:var(--c-secondary-soft);
  color:#B9A8FF;
  font-size:13px;
}
.hot-pills a:hover{
  background:rgba(124,92,255,.26);
  color:#D6CCFF;
}
.burger{
  display:none;
  width:42px;height:42px;
  align-items:center;
  justify-content:center;
  background:var(--c-bg-2);
  border:1px solid var(--c-line-strong);
  border-radius:var(--r-btn);
  color:var(--c-text);
  font-size:18px;
  cursor:pointer;
}

/* ---------- 通用按钮 ---------- */
.btn-main{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:44px;
  padding:0 22px;
  border-radius:var(--r-btn);
  background:var(--c-primary);
  color:var(--c-primary-ink);
  font-size:15px;
  font-weight:700;
  border:0;
  cursor:pointer;
  transition:background-color .2s ease,transform .2s ease;
}
.btn-main:hover{background:var(--c-primary-hover);transform:translateY(-1px);color:var(--c-primary-ink);}
.btn-main:active{transform:translateY(0);}
.btn-main.lg{height:52px;font-size:16px;padding:0 30px;}
.btn-ghost{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:44px;
  padding:0 22px;
  border-radius:var(--r-btn);
  background:transparent;
  border:1px solid var(--c-line-strong);
  color:var(--c-text);
  font-size:15px;
  cursor:pointer;
  transition:border-color .2s ease,background-color .2s ease,transform .2s ease;
}
.btn-ghost:hover{border-color:var(--c-primary);background:rgba(166,255,61,.07);transform:translateY(-1px);}
.btn-ghost.lg{height:52px;font-size:16px;padding:0 30px;}
.text-link{
  color:var(--c-primary);
  font-size:14px;
  border-bottom:1px solid rgba(166,255,61,.35);
  padding-bottom:2px;
}
.text-link:hover{border-bottom-color:var(--c-primary);}

/* ---------- 面包屑 ---------- */
.crumb{
  font-size:13px;
  color:var(--c-text-3);
  padding:26px 0 0;
  display:flex;
  flex-wrap:wrap;
  gap:6px;
}
.crumb a{color:var(--c-text-3);}
.crumb a:hover{color:var(--c-text-2);}
.crumb span.sep{color:var(--c-text-3);}
.crumb .cur{color:var(--c-text-2);}

/* ---------- 页头 ---------- */
.page-head{
  position:relative;
  padding-bottom:52px;
  background:
    linear-gradient(180deg, rgba(14,17,22,.72), rgba(14,17,22,.96)),
    url("/assets/images/backpic/back-1.png") center/cover no-repeat;
  border-bottom:1px solid var(--c-line);
}
.page-head::after{
  content:"";
  position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.03) 1px, transparent 1px),
                   linear-gradient(90deg, rgba(255,255,255,.03) 1px, transparent 1px);
  background-size:24px 24px;
  pointer-events:none;
}
.page-head .wrap{position:relative;z-index:1;}
.page-head-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr;
  gap:48px;
  align-items:start;
  padding-top:28px;
}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:6px 14px;
  border-radius:var(--r-pill);
  background:var(--c-secondary-soft);
  color:#B9A8FF;
  font-size:13px;
  font-weight:600;
  margin-bottom:20px;
}
.page-head h1{
  font-size:clamp(30px,4.4vw,52px);
  line-height:1.15;
  font-weight:800;
  letter-spacing:.4px;
}
.page-head .lead{
  margin-top:20px;
  font-size:16px;
  line-height:1.85;
  color:var(--c-text-2);
  max-width:680px;
}
.ph-points{
  display:flex;
  flex-wrap:wrap;
  gap:10px 26px;
  margin-top:24px;
  font-size:13px;
  color:var(--c-text-3);
}
.ph-points li{display:flex;align-items:center;gap:8px;}
.ph-points li::before{
  content:"";
  width:5px;height:5px;border-radius:50%;
  background:var(--c-primary);
  flex:none;
}
.ph-actions{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  margin-top:30px;
}
.head-card{
  background:var(--c-bg-2);
  border:1px solid var(--c-line);
  border-radius:var(--r-card);
  padding:24px;
  box-shadow:var(--shadow-dark);
}
.head-card h2{
  font-size:16px;
  font-weight:700;
  display:flex;
  align-items:center;
  justify-content:space-between;
  margin-bottom:18px;
}
.head-card h2 span.tip{
  font-size:12px;
  font-weight:500;
  color:var(--c-text-3);
}
.head-list li{
  display:flex;
  gap:14px;
  padding:14px 0;
  border-bottom:1px solid var(--c-line);
}
.head-list li:last-child{border-bottom:0;padding-bottom:0;}
.head-list .idx{
  font-size:13px;
  font-weight:800;
  color:var(--c-text-3);
  font-variant-numeric:tabular-nums;
  padding-top:2px;
  flex:none;
}
.head-list h3{
  font-size:15px;
  font-weight:600;
  line-height:1.6;
}
.head-list h3 a:hover{color:var(--c-primary);}
.head-list .meta{
  margin-top:6px;
  font-size:12px;
  color:var(--c-text-3);
  display:flex;
  gap:12px;
  flex-wrap:wrap;
}

/* ---------- 筛选条 ---------- */
.filter-band{
  background:var(--c-bg-2);
  border-bottom:1px solid var(--c-line);
  padding:20px 0;
}
.filter-in{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:14px 22px;
}
.filter-group{
  display:flex;
  align-items:center;
  gap:10px;
}
.filter-group .label{
  font-size:13px;
  color:var(--c-text-3);
  flex:none;
}
.chip{
  display:inline-flex;
  align-items:center;
  height:32px;
  padding:0 14px;
  border-radius:var(--r-pill);
  border:1px solid var(--c-line);
  background:var(--c-bg-3);
  color:var(--c-text-2);
  font-size:13px;
  cursor:pointer;
  transition:all .2s ease;
}
.chip:hover{border-color:var(--c-line-strong);color:var(--c-text);}
.chip.active{
  background:var(--c-primary);
  border-color:var(--c-primary);
  color:var(--c-primary-ink);
  font-weight:700;
}
.filter-note{
  margin-left:auto;
  font-size:13px;
  color:var(--c-text-3);
}

/* ---------- 内容区 ---------- */
.content-band{
  padding:var(--sp-block) 0;
}
.content-grid{
  display:grid;
  grid-template-columns:minmax(0,1fr) 340px;
  gap:40px;
  align-items:start;
}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:20px;
  margin-bottom:26px;
}
.section-head h2{
  font-size:clamp(22px,2.6vw,30px);
  font-weight:700;
  line-height:1.3;
}
.section-head p{
  font-size:14px;
  color:var(--c-text-3);
  margin-top:8px;
}

.news-list{
  display:flex;
  flex-direction:column;
  gap:20px;
}
.news-row{
  display:grid;
  grid-template-columns:220px minmax(0,1fr);
  gap:22px;
  background:var(--c-bg-2);
  border:1px solid var(--c-line);
  border-radius:var(--r-card);
  padding:20px;
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.news-row:hover{
  transform:translateY(-2px);
  border-color:rgba(166,255,61,.35);
  box-shadow:var(--shadow-dark);
}
.nr-media{
  position:relative;
  border-radius:var(--r-img);
  overflow:hidden;
  border:1px solid var(--c-line);
  aspect-ratio:4/3;
}
.nr-media img{
  width:100%;height:100%;
  object-fit:cover;
  transition:transform .35s ease;
}
.news-row:hover .nr-media img{transform:scale(1.04);}
.nr-media .stamp{
  position:absolute;
  top:10px;left:10px;
  background:rgba(11,14,19,.78);
  border:1px solid var(--c-line-strong);
  color:var(--c-text);
  font-size:12px;
  padding:3px 9px;
  border-radius:var(--r-pill);
  backdrop-filter:blur(6px);
}
.nr-body{display:flex;flex-direction:column;min-width:0;}
.nr-tags{
  display:flex;
  align-items:center;
  gap:10px;
  flex-wrap:wrap;
  margin-bottom:10px;
}
.badge-cat{
  display:inline-flex;
  align-items:center;
  height:24px;
  padding:0 10px;
  border-radius:var(--r-pill);
  background:var(--c-secondary-soft);
  color:#B9A8FF;
  font-size:12px;
  font-weight:600;
}
.badge-live{
  display:inline-flex;
  align-items:center;
  gap:6px;
  height:24px;
  padding:0 10px;
  border-radius:var(--r-pill);
  background:rgba(255,107,53,.14);
  color:#FF9C74;
  font-size:12px;
  font-weight:600;
}
.badge-live .pulse{
  width:6px;height:6px;
  border-radius:50%;
  background:var(--c-accent);
  animation:pulse 1.8s infinite;
}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(255,107,53,.55);}
  70%{box-shadow:0 0 0 7px rgba(255,107,53,0);}
  100%{box-shadow:0 0 0 0 rgba(255,107,53,0);}
}
.nr-date{
  font-size:12px;
  color:var(--c-text-3);
  font-variant-numeric:tabular-nums;
}
.nr-body h3{
  font-size:19px;
  font-weight:700;
  line-height:1.5;
}
.nr-body h3 a:hover{color:var(--c-primary);}
.nr-body p{
  margin-top:10px;
  font-size:15px;
  line-height:1.75;
  color:var(--c-text-2);
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.nr-foot{
  margin-top:16px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  font-size:13px;
  color:var(--c-text-3);
  flex-wrap:wrap;
}
.nr-foot .stats{display:flex;gap:16px;flex-wrap:wrap;}
.nr-foot .go{
  color:var(--c-primary);
  font-weight:600;
  white-space:nowrap;
}
.nr-foot .go:hover{color:var(--c-primary-hover);}

.load-more{
  margin-top:30px;
  display:flex;
  justify-content:center;
}

/* ---------- 侧栏 ---------- */
.col-side{
  display:flex;
  flex-direction:column;
  gap:24px;
  position:sticky;
  top:96px;
}
.side-card{
  background:var(--c-bg-2);
  border:1px solid var(--c-line);
  border-radius:var(--r-card);
  padding:22px;
}
.side-card h3{
  font-size:16px;
  font-weight:700;
  display:flex;
  align-items:center;
  justify-content:space-between;
  margin-bottom:16px;
}
.side-card h3 em{
  font-style:normal;
  font-size:12px;
  font-weight:500;
  color:var(--c-text-3);
}
.rank-list{counter-reset:rank;}
.rank-list li{
  display:flex;
  gap:14px;
  align-items:flex-start;
  padding:12px 0;
  border-bottom:1px solid var(--c-line);
}
.rank-list li:last-child{border-bottom:0;padding-bottom:0;}
.rank-list .rk{
  flex:none;
  width:24px;height:24px;
  border-radius:7px;
  background:var(--c-bg-3);
  color:var(--c-text-3);
  display:flex;align-items:center;justify-content:center;
  font-size:12px;
  font-weight:800;
  font-variant-numeric:tabular-nums;
}
.rank-list li:nth-child(1) .rk{background:var(--c-primary);color:var(--c-primary-ink);}
.rank-list li:nth-child(2) .rk{background:rgba(166,255,61,.32);color:#0B0F14;}
.rank-list li:nth-child(3) .rk{background:rgba(166,255,61,.16);color:var(--c-primary);}
.rank-list a{
  font-size:14px;
  line-height:1.6;
  color:var(--c-text);
  display:block;
}
.rank-list a:hover{color:var(--c-primary);}
.rank-list .sub{
  display:block;
  margin-top:5px;
  font-size:12px;
  color:var(--c-text-3);
}
.tag-cloud{
  display:flex;
  flex-wrap:wrap;
  gap:9px;
}
.tag-cloud a{
  display:inline-block;
  padding:6px 12px;
  border-radius:var(--r-pill);
  border:1px solid var(--c-line);
  background:var(--c-bg-3);
  color:var(--c-text-2);
  font-size:13px;
}
.tag-cloud a:hover{
  border-color:rgba(166,255,61,.4);
  color:var(--c-primary);
}
.side-cta{
  background:linear-gradient(180deg, rgba(124,92,255,.16), rgba(124,92,255,.05));
  border:1px solid rgba(124,92,255,.3);
  border-radius:var(--r-card);
  padding:22px;
}
.side-cta h3{font-size:16px;font-weight:700;margin-bottom:10px;}
.side-cta p{font-size:14px;color:var(--c-text-2);line-height:1.75;}
.side-cta .btn-main{width:100%;margin-top:18px;}

/* ---------- 数据带 ---------- */
.stats-band{
  position:relative;
  padding:56px 0;
  background:
    linear-gradient(180deg, rgba(11,14,19,.9), rgba(11,14,19,.94)),
    url("/assets/images/backpic/back-2.webp") center/cover no-repeat;
  border-top:1px solid var(--c-line);
  border-bottom:1px solid var(--c-line);
}
.stats-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
}
.stat-item{
  background:var(--c-bg-2);
  border:1px solid var(--c-line);
  border-radius:var(--r-card);
  padding:24px;
}
.stat-item .value{
  font-size:clamp(26px,3vw,34px);
  font-weight:800;
  color:var(--c-primary);
  font-variant-numeric:tabular-nums;
  line-height:1.1;
}
.stat-item .unit{
  font-size:14px;
  color:var(--c-text-2);
  margin-left:4px;
  font-weight:600;
}
.stat-item .name{
  margin-top:12px;
  font-size:14px;
  color:var(--c-text-2);
}
.stat-item .desc{
  margin-top:6px;
  font-size:12px;
  color:var(--c-text-3);
}

/* ---------- FAQ ---------- */
.faq-band{
  padding:var(--sp-block) 0;
}
.faq-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:20px;
  margin-top:32px;
}
.faq-item{
  background:var(--c-paper);
  border-radius:var(--r-card);
  box-shadow:var(--shadow-paper);
  overflow:hidden;
  border-left:4px solid var(--c-primary);
}
.faq-item .q{
  width:100%;
  text-align:left;
  background:transparent;
  border:0;
  cursor:pointer;
  padding:20px 22px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  font-size:16px;
  font-weight:700;
  color:var(--c-ink);
  line-height:1.6;
}
.faq-item .q:hover{color:var(--c-link);}
.faq-item .sign{
  flex:none;
  width:24px;height:24px;
  border-radius:7px;
  background:var(--c-paper-2);
  color:var(--c-ink-2);
  display:flex;align-items:center;justify-content:center;
  font-size:15px;
  font-weight:700;
  line-height:1;
}
.faq-item.open .sign{
  background:var(--c-primary);
  color:var(--c-primary-ink);
}
.faq-item .a{
  display:none;
  padding:0 22px 20px;
  font-size:15px;
  line-height:1.85;
  color:var(--c-ink-2);
  border-top:1px solid var(--c-paper-line);
  padding-top:16px;
}
.faq-item.open .a{display:block;}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;
  padding:var(--sp-block) 0;
  background:
    linear-gradient(180deg, rgba(11,14,19,.92), rgba(11,14,19,.96)),
    url("/assets/images/backpic/back-3.webp") center/cover no-repeat;
  border-top:1px solid var(--c-line);
}
.cta-grid{
  display:grid;
  grid-template-columns:1.1fr .9fr;
  gap:56px;
  align-items:center;
}
.cta-copy h2{
  font-size:clamp(24px,3vw,34px);
  font-weight:700;
  line-height:1.3;
}
.cta-copy p{
  margin-top:16px;
  font-size:15px;
  color:var(--c-text-2);
  line-height:1.85;
  max-width:520px;
}
.cta-mini{
  display:flex;
  flex-wrap:wrap;
  gap:10px 24px;
  margin-top:22px;
  font-size:13px;
  color:var(--c-text-3);
}
.cta-mini span{display:flex;align-items:center;gap:8px;}
.cta-mini span::before{
  content:"";
  width:5px;height:5px;border-radius:50%;
  background:var(--c-secondary);
}
.cta-card{
  background:var(--c-paper);
  border-radius:var(--r-block);
  padding:32px;
  box-shadow:var(--shadow-paper);
  color:var(--c-ink);
}
.cta-card h3{
  font-size:20px;
  font-weight:700;
  color:var(--c-ink);
}
.cta-card .hint{
  margin-top:8px;
  font-size:14px;
  color:var(--c-ink-2);
  line-height:1.7;
}
.cta-form{
  margin-top:20px;
  display:flex;
  flex-direction:column;
  gap:14px;
}
.cta-form input{
  height:44px;
  border-radius:var(--r-in);
  border:1px solid var(--c-paper-line);
  background:var(--c-paper-2);
  padding:0 14px;
  font-size:15px;
  color:var(--c-ink);
  outline:none;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.cta-form input:focus{
  border-color:var(--c-link);
  box-shadow:0 0 0 3px rgba(75,50,214,.14);
}
.cta-form .btn-main{width:100%;}
.cta-check{
  display:flex;
  align-items:flex-start;
  gap:10px;
  font-size:12px;
  color:var(--c-ink-2);
  line-height:1.6;
}
.cta-check input{margin-top:2px;flex:none;}
.form-msg{
  font-size:13px;
  color:var(--c-link);
  min-height:20px;
}

/* ---------- 页脚 ---------- */
.site-footer{
  background:#0B0E13;
  border-top:1px solid var(--c-line);
  padding:64px 0 28px;
}
.foot-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr;
  gap:48px;
}
.foot-brand{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:17px;
  font-weight:800;
}
.foot-desc{
  margin-top:18px;
  font-size:14px;
  line-height:1.85;
  color:var(--c-text-2);
  max-width:460px;
}
.foot-col h4{
  font-size:15px;
  font-weight:700;
  margin-bottom:18px;
}
.foot-col li{margin-bottom:12px;}
.foot-col a{
  font-size:14px;
  color:var(--c-text-2);
}
.foot-col a:hover{color:var(--c-primary);}
.foot-bottom{
  margin-top:52px;
  padding-top:22px;
  border-top:1px solid var(--c-line);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  font-size:13px;
  color:var(--c-text-3);
}

/* ---------- 响应式 ---------- */
@media (max-width:1200px){
  .content-grid{grid-template-columns:minmax(0,1fr) 300px;gap:28px;}
  .news-row{grid-template-columns:190px minmax(0,1fr);}
}
@media (max-width:991px){
  :root{--sp-block:56px;}
  .nav-links{display:none;}
  .nav-search{display:none;}
  .hot-toggle{display:none;}
  .burger{display:flex;}
  .nav-in{gap:16px;justify-content:space-between;}
  .brand{font-size:16px;}

  body.nav-open{overflow:hidden;}
  body.nav-open .nav-in{
    position:fixed;
    inset:0;
    background:#0B0F14;
    padding:22px 24px 40px;
    display:flex;
    flex-direction:column;
    align-items:stretch;
    gap:18px;
    overflow-y:auto;
    z-index:1045;
    height:auto;
  }
  body.nav-open .burger{
    position:absolute;
    top:14px;right:20px;
    z-index:1050;
  }
  body.nav-open .nav-links{
    display:flex;
    flex-direction:column;
    gap:0;
    order:2;
    flex:none;
    width:100%;
  }
  body.nav-open .nav-links a{
    padding:16px 2px;
    border-bottom:1px solid var(--c-line);
    font-size:16px;
    color:var(--c-text);
    width:100%;
  }
  body.nav-open .nav-links a.active{color:var(--c-primary);}
  body.nav-open .nav-links a.active::after{display:none;}
  body.nav-open .nav-tools{
    display:flex;
    flex-direction:column;
    align-items:stretch;
    gap:12px;
    order:1;
    width:100%;
  }
  body.nav-open .nav-search{display:flex;width:100%;}
  body.nav-open .hot-toggle{display:inline-flex;justify-content:center;align-items:center;}
  body.nav-open .hot-panel{
    position:static;
    width:100%;
    display:none;
    box-shadow:none;
  }
  body.nav-open .hot-panel.open{display:block;}

  .page-head-grid{grid-template-columns:1fr;gap:32px;}
  .content-grid{grid-template-columns:1fr;}
  .col-side{position:static;}
  .stats-grid{grid-template-columns:repeat(2,1fr);}
  .faq-grid{grid-template-columns:1fr;}
  .cta-grid{grid-template-columns:1fr;gap:32px;}
  .foot-grid{grid-template-columns:1fr 1fr;gap:36px;}
}
@media (max-width:768px){
  :root{--sp-block:40px;}
  .wrap{padding:0 16px;}
  .topbar-in{height:auto;padding:8px 0;flex-wrap:nowrap;}
  .topbar-note{font-size:12px;}
  .topbar-act{gap:14px;font-size:12px;}
  .topbar-act .opt{display:none;}
  .news-row{grid-template-columns:1fr;padding:16px;gap:16px;}
  .nr-media{aspect-ratio:16/9;}
  .section-head{flex-direction:column;align-items:flex-start;}
  .filter-note{margin-left:0;}
  .stats-grid{grid-template-columns:1fr;}
  .foot-grid{grid-template-columns:1fr;}
  .cta-card{padding:24px;}
  .foot-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
}
@media (max-width:520px){
  .page-head h1{font-size:28px;}
  .ph-actions{flex-direction:column;align-items:stretch;}
  .ph-actions .btn-main,.ph-actions .btn-ghost{width:100%;}
  .filter-group{width:100%;flex-wrap:wrap;}
  .chip{font-size:12px;padding:0 12px;}
  .nr-body h3{font-size:17px;}
}

/* roulang page: category3 */
:root{
  --c-bg:#0E1116;
  --c-bg-2:#151A22;
  --c-bg-3:#1B2129;
  --c-line:rgba(255,255,255,.08);
  --c-line-strong:rgba(255,255,255,.16);
  --c-primary:#A6FF3D;
  --c-primary-hover:#B9FF5E;
  --c-primary-ink:#0B0F14;
  --c-secondary:#7C5CFF;
  --c-secondary-soft:rgba(124,92,255,.14);
  --c-accent:#FF6B35;
  --c-text:#EDF1F5;
  --c-text-2:#A7B0BD;
  --c-text-3:#6E7887;
  --c-paper:#FFFFFF;
  --c-paper-2:#F5F7FA;
  --c-paper-line:#E6EAF0;
  --c-ink:#1C222B;
  --c-ink-2:#4A5462;
  --c-link:#4B32D6;
  --r-card:14px;
  --r-btn:10px;
  --r-pill:999px;
  --r-img:12px;
  --r-block:20px;
  --sh-dark:0 10px 30px rgba(0,0,0,.45);
  --sh-dark-hover:0 16px 38px rgba(0,0,0,.6);
  --sh-paper:0 8px 24px rgba(15,23,42,.08);
  --sp-section:72px;
  --bs-primary:#A6FF3D;
  --bs-body-bg:#0E1116;
  --bs-body-color:#EDF1F5;
  --bs-border-radius:10px;
  --bs-body-font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  --bs-gutter-x:24px;
  --bs-link-color:#B9FF5E;
  --bs-link-hover-color:#A6FF3D;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-text);
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  font-size:15px;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--r-img);}
a{color:inherit;text-decoration:none;transition:color .2s ease,opacity .2s ease;}
a:hover{color:var(--c-primary);}
ul{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
button{font-family:inherit;cursor:pointer;}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:4px;}
.num{font-variant-numeric:tabular-nums;}
.wrap{width:100%;max-width:1240px;margin:0 auto;padding:0 24px;}
.sec{padding:var(--sp-section) 0;}
.sec-alt{background:var(--c-bg-2);border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line);}
.grid-bg{
  background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:24px 24px;
}

/* ============ 顶部品牌行 ============ */
.topbar{background:#0B0E13;border-bottom:1px solid var(--c-line);font-size:13px;}
.topbar-in{display:flex;align-items:center;justify-content:space-between;gap:20px;height:36px;}
.topbar-note{display:flex;align-items:center;gap:8px;color:var(--c-text-2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.dot{width:7px;height:7px;border-radius:50%;background:var(--c-accent);flex:0 0 auto;box-shadow:0 0 0 0 rgba(255,107,53,.6);animation:pulse 2.2s infinite;}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(255,107,53,.55);}
  70%{box-shadow:0 0 0 8px rgba(255,107,53,0);}
  100%{box-shadow:0 0 0 0 rgba(255,107,53,0);}
}
.topbar-act{display:flex;align-items:center;gap:18px;color:var(--c-text-2);}
.topbar-act a:hover{color:var(--c-primary);}

/* ============ 吸顶导航 ============ */
.site-nav{position:sticky;top:0;z-index:1030;background:#0B0E13;border-bottom:1px solid transparent;transition:background .25s ease,border-color .25s ease,backdrop-filter .25s ease;}
.site-nav.is-stuck{background:rgba(11,14,19,.86);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom-color:var(--c-line);}
.nav-in{display:flex;align-items:center;gap:28px;height:64px;}
.brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:800;letter-spacing:.4px;color:var(--c-text);flex:0 0 auto;}
.brand:hover{color:var(--c-text);}
.brand-mark{width:28px;height:28px;border-radius:8px;background:var(--c-primary);color:var(--c-primary-ink);display:flex;align-items:center;justify-content:center;font-size:15px;font-weight:800;}
.nav-links{display:flex;align-items:center;gap:6px;flex:1 1 auto;}
.nav-links a{position:relative;padding:20px 12px;font-size:15px;color:var(--c-text-2);font-weight:500;transition:color .2s ease;}
.nav-links a:hover{color:var(--c-text);}
.nav-links a.active{color:var(--c-text);font-weight:700;}
.nav-links a.active::after{content:"";position:absolute;left:12px;right:12px;bottom:12px;height:2px;border-radius:2px;background:var(--c-primary);}
.nav-tools{display:flex;align-items:center;gap:12px;position:relative;}
.nav-search{display:flex;align-items:center;gap:8px;background:var(--c-bg-3);border:1px solid var(--c-line);border-radius:var(--r-btn);padding:0 6px 0 12px;height:40px;width:260px;transition:border-color .2s ease;}
.nav-search:focus-within{border-color:rgba(166,255,61,.4);}
.nav-search input{flex:1;min-width:0;background:transparent;border:0;color:var(--c-text);font-size:14px;height:100%;outline:none;}
.nav-search input::placeholder{color:var(--c-text-3);}
.nav-search button{background:var(--c-primary);color:var(--c-primary-ink);border:0;border-radius:8px;height:30px;padding:0 12px;font-size:13px;font-weight:700;transition:background .2s ease;}
.nav-search button:hover{background:var(--c-primary-hover);}
.hot-toggle{background:transparent;border:1px solid var(--c-line-strong);color:var(--c-text-2);border-radius:var(--r-btn);height:40px;padding:0 14px;font-size:13px;transition:color .2s ease,border-color .2s ease;}
.hot-toggle:hover{color:var(--c-text);border-color:var(--c-primary);}
.hot-panel{position:absolute;top:52px;right:0;width:320px;background:var(--c-bg-2);border:1px solid var(--c-line);border-radius:var(--r-card);box-shadow:var(--sh-dark);padding:18px;opacity:0;visibility:hidden;transform:translateY(-6px);transition:.22s ease;z-index:20;}
.hot-panel.open{opacity:1;visibility:visible;transform:translateY(0);}
.hot-panel h4{font-size:13px;color:var(--c-text-3);font-weight:600;margin-bottom:12px;letter-spacing:.5px;}
.hot-pills{display:flex;flex-wrap:wrap;gap:8px;}
.hot-pills a{font-size:13px;padding:5px 12px;border-radius:var(--r-pill);background:var(--c-secondary-soft);color:#B7A6FF;border:1px solid rgba(124,92,255,.22);transition:.2s ease;}
.hot-pills a:hover{background:rgba(124,92,255,.26);color:#D6CCFF;}
.burger{display:none;background:transparent;border:1px solid var(--c-line-strong);color:var(--c-text);width:40px;height:40px;border-radius:var(--r-btn);font-size:18px;line-height:1;}

/* ============ 通用组件 ============ */
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;padding:5px 14px;border-radius:var(--r-pill);background:var(--c-secondary-soft);color:#B7A6FF;border:1px solid rgba(124,92,255,.24);font-weight:600;}
.btn-main{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:44px;padding:0 24px;border-radius:var(--r-btn);background:var(--c-primary);color:var(--c-primary-ink);font-weight:700;font-size:15px;border:0;transition:transform .2s ease,background .2s ease,box-shadow .2s ease;}
.btn-main:hover{background:var(--c-primary-hover);color:var(--c-primary-ink);transform:translateY(-1px);box-shadow:0 8px 22px rgba(166,255,61,.18);}
.btn-main:active{transform:translateY(0);}
.btn-main.lg{height:52px;padding:0 30px;font-size:16px;}
.btn-ghost{display:inline-flex;align-items:center;justify-content:center;height:44px;padding:0 22px;border-radius:var(--r-btn);background:transparent;border:1px solid var(--c-line-strong);color:var(--c-text);font-size:15px;font-weight:600;transition:.2s ease;}
.btn-ghost:hover{border-color:var(--c-primary);color:var(--c-primary);transform:translateY(-1px);}
.btn-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--c-primary);border-bottom:1px solid rgba(166,255,61,.35);padding-bottom:2px;transition:.2s ease;}
.btn-link:hover{color:var(--c-primary-hover);border-color:var(--c-primary-hover);}
.badge{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:700;padding:3px 11px;border-radius:var(--r-pill);line-height:1.7;}
.badge-live{background:rgba(255,107,53,.16);color:#FF9268;border:1px solid rgba(255,107,53,.3);}
.badge-soon{background:var(--c-secondary-soft);color:#B7A6FF;border:1px solid rgba(124,92,255,.26);}
.badge-done{background:rgba(255,255,255,.06);color:var(--c-text-3);border:1px solid var(--c-line);}
.crumb{font-size:13px;color:var(--c-text-3);display:flex;flex-wrap:wrap;gap:8px;align-items:center;padding-top:26px;}
.crumb a{color:var(--c-text-3);}
.crumb a:hover{color:var(--c-text-2);}
.crumb .sep{color:var(--c-text-3);opacity:.6;}
.crumb .cur{color:var(--c-text-2);}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px;flex-wrap:wrap;}
.sec-head h2{font-size:clamp(24px,3vw,34px);line-height:1.25;font-weight:700;}
.sec-head p{color:var(--c-text-2);font-size:14px;margin-top:8px;}
.card-dark{background:var(--c-bg-2);border:1px solid var(--c-line);border-radius:var(--r-card);box-shadow:var(--sh-dark);padding:22px;transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;}
.card-dark:hover{transform:translateY(-2px);border-color:rgba(166,255,61,.35);box-shadow:var(--sh-dark-hover);}

/* ============ 页首区域 ============ */
.page-hero{padding:42px 0 56px;position:relative;border-bottom:1px solid var(--c-line);}
.page-hero::after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:1px;background:linear-gradient(90deg,transparent,rgba(166,255,61,.55),transparent);}
.page-hero h1{font-size:clamp(30px,4.4vw,52px);line-height:1.15;font-weight:800;margin:18px 0 18px;letter-spacing:-.5px;}
.page-hero h1 em{font-style:normal;color:var(--c-primary);}
.lead-text{color:var(--c-text-2);font-size:16px;line-height:1.9;max-width:820px;}
.hero-facts{display:flex;flex-wrap:wrap;gap:28px;margin-top:32px;padding-top:26px;border-top:1px solid var(--c-line);}
.fact-item{min-width:132px;}
.fact-item .num{font-size:28px;font-weight:800;color:var(--c-primary);line-height:1.2;}
.fact-item span{display:block;font-size:13px;color:var(--c-text-3);margin-top:4px;}

/* ============ 快捷入口 chip ============ */
.chip-bar{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px;}
.chip{font-size:14px;padding:8px 18px;border-radius:var(--r-pill);border:1px solid var(--c-line);background:var(--c-bg-2);color:var(--c-text-2);transition:.2s ease;font-weight:500;}
.chip:hover{color:var(--c-text);border-color:var(--c-line-strong);}
.chip.on{background:var(--c-primary);color:var(--c-primary-ink);border-color:var(--c-primary);font-weight:700;}

/* ============ 数据表 ============ */
.table-card{background:var(--c-bg-2);border:1px solid var(--c-line);border-radius:var(--r-card);box-shadow:var(--sh-dark);overflow:hidden;}
.table-top{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 22px;border-bottom:1px solid var(--c-line);flex-wrap:wrap;}
.table-top h3{font-size:17px;font-weight:700;}
.table-top .tip{font-size:13px;color:var(--c-text-3);}
.table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;}
table.data-table{width:100%;min-width:820px;border-collapse:collapse;font-size:14px;}
table.data-table thead th{background:var(--c-bg-3);color:var(--c-text-2);font-weight:600;font-size:13px;text-align:left;padding:14px 18px;white-space:nowrap;border-bottom:1px solid var(--c-line);}
table.data-table tbody td{padding:16px 18px;border-bottom:1px solid var(--c-line);color:var(--c-text-2);vertical-align:middle;}
table.data-table tbody tr:nth-child(even){background:rgba(255,255,255,.02);}
table.data-table tbody tr:hover{background:rgba(166,255,61,.05);}
table.data-table tbody tr:last-child td{border-bottom:0;}
.game-cell{display:flex;align-items:center;gap:12px;min-width:180px;}
.game-cell img{width:44px;height:44px;object-fit:cover;border-radius:10px;border:1px solid var(--c-line);flex:0 0 auto;}
.game-cell strong{display:block;color:var(--c-text);font-size:15px;font-weight:700;}
.game-cell em{font-style:normal;font-size:12px;color:var(--c-text-3);}
.time-cell{color:var(--c-text);font-weight:600;white-space:nowrap;}
.time-cell small{display:block;color:var(--c-text-3);font-weight:400;font-size:12px;}
.mini-btn{display:inline-flex;align-items:center;height:32px;padding:0 14px;border-radius:8px;font-size:13px;font-weight:600;border:1px solid var(--c-line-strong);color:var(--c-text);background:transparent;transition:.2s ease;white-space:nowrap;}
.mini-btn:hover{border-color:var(--c-primary);color:var(--c-primary);}
.mini-btn.strong{background:var(--c-primary);color:var(--c-primary-ink);border-color:var(--c-primary);}
.mini-btn.strong:hover{background:var(--c-primary-hover);color:var(--c-primary-ink);}
.swipe-hint{display:none;font-size:12px;color:var(--c-text-3);padding:10px 22px 0;}

/* ============ 注意事项 ============ */
.notice-list{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:28px;}
.notice-item{background:var(--c-bg-2);border:1px solid var(--c-line);border-radius:var(--r-card);padding:22px;position:relative;transition:.22s ease;}
.notice-item:hover{border-color:rgba(166,255,61,.35);transform:translateY(-2px);}
.notice-item .idx{font-size:13px;font-weight:800;color:var(--c-text-3);letter-spacing:1px;}
.notice-item h4{font-size:16px;font-weight:700;margin:10px 0 8px;color:var(--c-text);}
.notice-item p{font-size:14px;color:var(--c-text-2);line-height:1.75;}

/* ============ 入口分类卡 ============ */
.entry-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.entry-card{background:var(--c-bg-2);border:1px solid var(--c-line);border-radius:var(--r-card);overflow:hidden;transition:.22s ease;display:flex;flex-direction:column;}
.entry-card:hover{transform:translateY(-2px);border-color:rgba(166,255,61,.35);box-shadow:var(--sh-dark-hover);}
.entry-card .thumb{aspect-ratio:16/10;overflow:hidden;}
.entry-card .thumb img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform .35s ease;}
.entry-card:hover .thumb img{transform:scale(1.04);}
.entry-card .body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.entry-card h3{font-size:17px;font-weight:700;color:var(--c-text);}
.entry-card p{font-size:14px;color:var(--c-text-2);line-height:1.7;flex:1;}

/* ============ FAQ ============ */
.faq-wrap{max-width:860px;margin:0 auto;}
.faq-item{border-bottom:1px solid var(--c-line);}
.faq-item:first-child{border-top:1px solid var(--c-line);}
.faq-q{width:100%;background:transparent;border:0;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:20px 0 20px 16px;text-align:left;color:var(--c-text);font-size:18px;font-weight:600;position:relative;transition:color .2s ease;}
.faq-q::before{content:"";position:absolute;left:0;top:22px;bottom:22px;width:4px;border-radius:2px;background:var(--c-primary);opacity:.35;transition:opacity .2s ease;}
.faq-q:hover{color:var(--c-primary);}
.faq-item.open .faq-q::before{opacity:1;}
.faq-q .sign{font-size:20px;color:var(--c-text-3);font-weight:400;flex:0 0 auto;line-height:1;}
.faq-a{display:none;padding:0 0 22px 16px;font-size:15px;line-height:1.8;color:var(--c-text-2);max-width:760px;}
.faq-item.open .faq-a{display:block;}

/* ============ CTA ============ */
.cta-band{background:linear-gradient(180deg,#0B0E13,#11151C);border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line);position:relative;overflow:hidden;}
.cta-band::before{content:"";position:absolute;inset:0;background-image:url(/assets/images/backpic/back-1.png);background-size:cover;background-position:center;opacity:.14;}
.cta-inner{position:relative;display:grid;grid-template-columns:1.2fr .8fr;gap:40px;align-items:center;}
.cta-inner h2{font-size:clamp(24px,3vw,34px);line-height:1.3;font-weight:800;margin-bottom:14px;}
.cta-inner p{color:var(--c-text-2);font-size:15px;line-height:1.85;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;justify-content:flex-end;}

/* ============ 页脚 ============ */
.site-footer{background:#0B0E13;border-top:1px solid var(--c-line);padding:56px 0 0;font-size:14px;}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:40px;padding-bottom:40px;}
.foot-brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:800;color:var(--c-text);margin-bottom:14px;}
.foot-desc{color:var(--c-text-3);line-height:1.85;font-size:14px;max-width:420px;}
.foot-col h4{font-size:14px;font-weight:700;color:var(--c-text);margin-bottom:16px;}
.foot-col ul li{margin-bottom:10px;}
.foot-col ul li a{color:var(--c-text-3);font-size:14px;}
.foot-col ul li a:hover{color:var(--c-primary);}
.foot-bottom{border-top:1px solid var(--c-line);padding:20px 0 28px;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;color:var(--c-text-3);font-size:13px;}

/* ============ 响应式 ============ */
@media (max-width:1200px){
  .entry-grid{grid-template-columns:repeat(2,1fr);}
  .nav-search{width:200px;}
}
@media (max-width:992px){
  :root{--sp-section:56px;}
  .nav-links{display:none;}
  .nav-tools{display:none;}
  .burger{display:flex;align-items:center;justify-content:center;}
  .nav-in{gap:16px;justify-content:space-between;}
  .notice-list{grid-template-columns:1fr;}
  .cta-inner{grid-template-columns:1fr;gap:28px;}
  .cta-actions{justify-content:flex-start;}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px;}
  body.drawer-open .drawer{transform:translateX(0);visibility:visible;}
}
@media (max-width:768px){
  .wrap{padding:0 16px;}
  .topbar-act .opt{display:none;}
  .topbar-in{height:34px;}
  .page-hero{padding:30px 0 44px;}
  .hero-facts{gap:20px;}
  .entry-grid{grid-template-columns:1fr;}
  .swipe-hint{display:block;}
  .faq-q{font-size:16px;padding:18px 0 18px 14px;}
  .faq-q::before{top:20px;bottom:20px;}
}
@media (max-width:520px){
  .fact-item .num{font-size:24px;}
  .chip{font-size:13px;padding:7px 14px;}
  .foot-grid{grid-template-columns:1fr;}
  .foot-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
  .btn-main,.btn-ghost{width:100%;}
  .cta-actions{flex-direction:column;}
}

/* ============ 移动端抽屉 ============ */
.drawer{position:fixed;inset:0;background:#0B0E13;z-index:1200;transform:translateX(100%);visibility:hidden;transition:transform .28s ease,visibility .28s ease;overflow-y:auto;padding:20px 20px 40px;}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;}
.drawer-close{background:transparent;border:1px solid var(--c-line-strong);color:var(--c-text);width:40px;height:40px;border-radius:var(--r-btn);font-size:18px;}
.drawer-search{display:flex;gap:8px;margin-bottom:24px;}
.drawer-search input{flex:1;min-width:0;height:44px;background:var(--c-bg-3);border:1px solid var(--c-line);border-radius:var(--r-btn);color:var(--c-text);padding:0 14px;font-size:14px;outline:none;}
.drawer-search button{height:44px;padding:0 18px;border:0;border-radius:var(--r-btn);background:var(--c-primary);color:var(--c-primary-ink);font-weight:700;}
.drawer-nav a{display:block;padding:16px 4px;font-size:17px;font-weight:600;color:var(--c-text-2);border-bottom:1px solid var(--c-line);}
.drawer-nav a.active{color:var(--c-primary);}
.drawer-hot{margin-top:26px;}
.drawer-hot h4{font-size:13px;color:var(--c-text-3);margin-bottom:12px;}

/* roulang page: category4 */
:root{
  --c-bg:#0E1116; --c-bg-2:#151A22; --c-bg-3:#1B2129;
  --c-line:rgba(255,255,255,.08); --c-line-strong:rgba(255,255,255,.16);
  --c-primary:#A6FF3D; --c-primary-hover:#B9FF5E; --c-primary-ink:#0B0F14;
  --c-secondary:#7C5CFF; --c-secondary-soft:rgba(124,92,255,.14);
  --c-accent:#FF6B35;
  --c-text:#EDF1F5; --c-text-2:#A7B0BD; --c-text-3:#6E7887;
  --c-paper:#FFFFFF; --c-paper-2:#F5F7FA; --c-paper-line:#E6EAF0;
  --c-ink:#1C222B; --c-ink-2:#4A5462; --c-link:#4B32D6;
  --r-card:14px; --r-btn:10px; --r-img:12px; --r-block:20px;
  --sh-dark:0 10px 30px rgba(0,0,0,.45);
  --sh-paper:0 8px 24px rgba(15,23,42,.08);
  --bs-primary:#A6FF3D;
  --bs-body-bg:#0E1116;
  --bs-body-color:#EDF1F5;
  --bs-border-radius:14px;
  --bs-body-font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  --bs-gutter-x:24px;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0; background:var(--c-bg); color:var(--c-text);
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  font-size:15px; line-height:1.7; -webkit-font-smoothing:antialiased;
}
img{max-width:100%; display:block;}
a{color:inherit; text-decoration:none; transition:color .2s ease,border-color .2s ease;}
a:hover{color:var(--c-primary);}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0; font-weight:700; letter-spacing:.2px;}
p{margin:0;}
ul{margin:0; padding:0; list-style:none;}
:focus-visible{outline:2px solid var(--c-primary); outline-offset:2px; border-radius:4px;}
.wrap{width:100%; max-width:1240px; margin:0 auto; padding:0 24px;}
.num{font-variant-numeric:tabular-nums;}

/* ---------- 顶部品牌行 ---------- */
.topbar{background:#0B0E13; border-bottom:1px solid var(--c-line); height:36px; display:flex; align-items:center;}
.topbar-in{display:flex; align-items:center; justify-content:space-between; gap:20px; height:36px;}
.topbar-note{display:flex; align-items:center; gap:8px; font-size:13px; color:var(--c-text-2); white-space:nowrap; overflow:hidden; text-overflow:ellipsis;}
.topbar-note .dot{width:7px; height:7px; border-radius:50%; background:var(--c-primary); flex:0 0 auto; box-shadow:0 0 0 3px rgba(166,255,61,.16);}
.topbar-act{display:flex; align-items:center; gap:18px; font-size:13px; color:var(--c-text-2); flex:0 0 auto;}
.topbar-act .opt{color:var(--c-text-2);}
.topbar-act .opt:hover{color:var(--c-primary);}

/* ---------- 吸顶导航 ---------- */
.site-nav{position:sticky; top:0; z-index:1030; background:#0B0E13; border-bottom:1px solid transparent; transition:background .25s ease,border-color .25s ease,backdrop-filter .25s ease;}
.site-nav.scrolled{background:rgba(11,14,19,.86); backdrop-filter:blur(12px); border-bottom-color:var(--c-line);}
.nav-in{display:flex; align-items:center; gap:26px; height:64px;}
.brand{display:flex; align-items:center; gap:10px; font-weight:800; font-size:17px; color:var(--c-text); flex:0 0 auto; letter-spacing:.3px;}
.brand:hover{color:var(--c-text);}
.brand-mark{width:28px; height:28px; border-radius:8px; background:var(--c-primary); color:var(--c-primary-ink); font-size:15px; font-weight:800; display:inline-flex; align-items:center; justify-content:center; flex:0 0 auto;}
.nav-links{display:flex; align-items:center; gap:24px; flex:1 1 auto;}
.nav-links a{font-size:14.5px; color:var(--c-text-2); padding:20px 0; border-bottom:2px solid transparent; transition:.2s ease;}
.nav-links a:hover{color:var(--c-text);}
.nav-links a.active{color:var(--c-text); border-bottom-color:var(--c-primary); font-weight:600;}
.nav-tools{display:flex; align-items:center; gap:10px; position:relative; flex:0 0 auto;}
.nav-search{display:flex; align-items:center; background:var(--c-bg-2); border:1px solid var(--c-line-strong); border-radius:var(--r-btn); height:38px; overflow:hidden; width:260px; transition:border-color .2s ease;}
.nav-search:focus-within{border-color:rgba(166,255,61,.4);}
.nav-search input{flex:1 1 auto; min-width:0; background:transparent; border:0; color:var(--c-text); font-size:13.5px; padding:0 12px; height:100%;}
.nav-search input::placeholder{color:var(--c-text-3);}
.nav-search input:focus{outline:none;}
.nav-search button{flex:0 0 auto; height:100%; padding:0 14px; border:0; background:rgba(166,255,61,.12); color:var(--c-primary); font-size:13.5px; font-weight:600; cursor:pointer; transition:background .2s ease;}
.nav-search button:hover{background:rgba(166,255,61,.22);}
.hot-toggle{height:38px; padding:0 14px; border:1px solid var(--c-line-strong); border-radius:var(--r-btn); background:transparent; color:var(--c-text-2); font-size:13.5px; cursor:pointer; transition:.2s ease;}
.hot-toggle:hover{color:var(--c-text); border-color:rgba(166,255,61,.4);}
.hot-panel{display:none; position:absolute; top:52px; right:0; width:330px; background:var(--c-bg-2); border:1px solid var(--c-line-strong); border-radius:var(--r-card); padding:18px; box-shadow:var(--sh-dark); z-index:1050;}
.hot-panel.open{display:block;}
.hot-panel h4{font-size:13px; color:var(--c-text-3); font-weight:600; margin-bottom:12px; letter-spacing:.5px;}
.hot-pills{display:flex; flex-wrap:wrap; gap:8px;}
.hot-pills a{font-size:13px; padding:6px 12px; border-radius:999px; background:var(--c-secondary-soft); color:#B7A6FF; transition:.2s ease;}
.hot-pills a:hover{background:rgba(124,92,255,.28); color:#D6CCFF;}
.burger{display:none; width:40px; height:38px; border:1px solid var(--c-line-strong); border-radius:var(--r-btn); background:transparent; color:var(--c-text); font-size:16px; cursor:pointer;}

/* ---------- 通用区块 ---------- */
.sec{padding:72px 0;}
.sec-tight{padding:56px 0;}
.sec-head{display:flex; align-items:flex-end; justify-content:space-between; gap:20px; margin-bottom:28px;}
.sec-head h2{font-size:clamp(24px,3vw,34px); line-height:1.25;}
.sec-head p{font-size:14px; color:var(--c-text-2); margin-top:8px; max-width:640px;}
.more-link{font-size:14px; color:var(--c-primary); white-space:nowrap;}
.more-link:hover{color:var(--c-primary-hover);}
.band{background:var(--c-bg-2); border-top:1px solid var(--c-line); border-bottom:1px solid var(--c-line);}

/* ---------- 页面头部 ---------- */
.page-head{position:relative; padding:48px 0 64px; background:var(--c-bg); overflow:hidden;}
.page-head::before{content:""; position:absolute; inset:0; background-image:linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px); background-size:24px 24px; pointer-events:none;}
.crumb{position:relative; font-size:13px; color:var(--c-text-3); margin-bottom:22px;}
.crumb a{color:var(--c-text-3);}
.crumb a:hover{color:var(--c-text-2);}
.crumb .sep{margin:0 8px; color:var(--c-text-3);}
.crumb .cur{color:var(--c-text-2);}
.head-grid{position:relative; display:grid; grid-template-columns:1.35fr .85fr; gap:44px; align-items:center;}
.eyebrow{display:inline-flex; align-items:center; gap:8px; font-size:12.5px; padding:6px 14px; border-radius:999px; background:var(--c-secondary-soft); color:#B7A6FF; margin-bottom:18px;}
.eyebrow i{width:6px; height:6px; border-radius:50%; background:var(--c-accent); display:inline-block; animation:pulse 1.8s infinite;}
@keyframes pulse{0%,100%{box-shadow:0 0 0 0 rgba(255,107,53,.5);}50%{box-shadow:0 0 0 6px rgba(255,107,53,0);}}
.page-head h1{font-size:clamp(30px,4.4vw,52px); line-height:1.15; font-weight:800;}
.page-head .lead{margin-top:18px; font-size:16px; line-height:1.9; color:var(--c-text-2); max-width:720px;}
.head-meta{display:flex; flex-wrap:wrap; gap:10px; margin-top:24px;}
.head-meta span{font-size:13px; color:var(--c-text-2); border:1px solid var(--c-line); border-radius:999px; padding:6px 14px; background:var(--c-bg-2);}
.head-figure{position:relative; border-radius:16px; overflow:hidden; border:1px solid var(--c-line); box-shadow:var(--sh-dark);}
.head-figure img{width:100%; aspect-ratio:16/10; object-fit:cover;}
.head-figure figcaption{position:absolute; left:0; right:0; bottom:0; padding:14px 16px; font-size:12.5px; color:var(--c-text-2); background:linear-gradient(to top,rgba(11,14,19,.92),rgba(11,14,19,0));}

/* ---------- 目录 + 问答布局 ---------- */
.help-layout{display:grid; grid-template-columns:300px 1fr; gap:40px; align-items:start;}
.toc-card{position:sticky; top:96px; background:var(--c-bg-2); border:1px solid var(--c-line); border-radius:var(--r-card); padding:22px; box-shadow:var(--sh-dark);}
.toc-card h2{font-size:15px; letter-spacing:.5px; color:var(--c-text-2); margin-bottom:16px; font-weight:600;}
.toc-group{padding-bottom:14px; margin-bottom:14px; border-bottom:1px solid var(--c-line);}
.toc-group:last-child{border-bottom:0; padding-bottom:0; margin-bottom:0;}
.toc-group h3{font-size:13px; color:var(--c-text-3); font-weight:600; margin-bottom:10px; letter-spacing:.4px;}
.toc-group li a{display:block; font-size:14px; color:var(--c-text-2); padding:7px 0 7px 12px; position:relative; line-height:1.5;}
.toc-group li a::before{content:""; position:absolute; left:0; top:14px; width:5px; height:5px; border-radius:50%; background:var(--c-text-3); transition:.2s ease;}
.toc-group li a:hover{color:var(--c-primary);}
.toc-group li a:hover::before{background:var(--c-primary);}
.toc-tip{margin-top:18px; font-size:12.5px; line-height:1.7; color:var(--c-text-3); border-top:1px solid var(--c-line); padding-top:16px;}

.qa-wrap{display:flex; flex-direction:column; gap:36px;}
.qa-group > h2{font-size:20px; margin-bottom:16px; display:flex; align-items:center; gap:10px;}
.qa-group > h2::before{content:""; width:8px; height:8px; background:var(--c-primary); border-radius:2px; display:inline-block;}
.qa-list{display:flex; flex-direction:column; gap:14px;}
.qa-card{background:var(--c-paper); border:1px solid var(--c-paper-line); border-left:4px solid var(--c-primary); border-radius:var(--r-card); box-shadow:var(--sh-paper); overflow:hidden;}
.qa-card.alt{border-left-color:var(--c-secondary);}
.qa-btn{width:100%; display:flex; align-items:center; justify-content:space-between; gap:16px; padding:18px 22px; background:transparent; border:0; text-align:left; cursor:pointer; font-size:16.5px; font-weight:700; color:var(--c-ink); line-height:1.5;}
.qa-btn:hover{color:var(--c-link);}
.qa-sign{flex:0 0 auto; width:24px; height:24px; border-radius:50%; background:var(--c-paper-2); color:var(--c-ink-2); display:inline-flex; align-items:center; justify-content:center; font-size:15px; font-weight:700;}
.qa-sign::after{content:"−";}
.qa-btn.collapsed .qa-sign::after{content:"+";}
.qa-ans{padding:0 22px 22px; font-size:15px; line-height:1.8; color:var(--c-ink-2);}
.qa-ans strong{color:var(--c-ink);}
.qa-ans .steps{margin:12px 0 0; display:flex; flex-direction:column; gap:8px;}
.qa-ans .steps li{position:relative; padding-left:20px; font-size:14.5px; line-height:1.75;}
.qa-ans .steps li::before{content:""; position:absolute; left:2px; top:10px; width:6px; height:6px; border-radius:50%; background:var(--c-primary);}

/* ---------- 起步清单 ---------- */
.start-grid{display:grid; grid-template-columns:repeat(2,1fr); gap:24px;}
.start-item{background:var(--c-bg-2); border:1px solid var(--c-line); border-radius:var(--r-card); padding:24px; display:flex; gap:18px; transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;}
.start-item:hover{transform:translateY(-2px); border-color:rgba(166,255,61,.35); box-shadow:var(--sh-dark);}
.start-no{font-size:20px; font-weight:800; color:var(--c-text-3); font-variant-numeric:tabular-nums; flex:0 0 auto; line-height:1.2;}
.start-item h3{font-size:17px; margin-bottom:8px; color:var(--c-text);}
.start-item p{font-size:14.5px; color:var(--c-text-2); line-height:1.8;}

/* ---------- 进阶阅读横向卡 ---------- */
.read-list{display:flex; flex-direction:column; gap:20px;}
.read-row{display:grid; grid-template-columns:220px 1fr; gap:24px; background:var(--c-bg-2); border:1px solid var(--c-line); border-radius:var(--r-card); padding:20px; align-items:center; transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;}
.read-row:hover{transform:translateY(-2px); border-color:rgba(166,255,61,.35); box-shadow:var(--sh-dark);}
.read-row img{width:100%; aspect-ratio:4/3; object-fit:cover; border-radius:var(--r-img); border:1px solid var(--c-line);}
.read-row h3{font-size:18px; margin:10px 0 8px;}
.read-row p{font-size:14.5px; color:var(--c-text-2); line-height:1.8;}
.tagline{display:flex; flex-wrap:wrap; gap:10px;}
.tag{font-size:12.5px; padding:5px 12px; border-radius:999px; background:var(--c-secondary-soft); color:#B7A6FF;}
.tag.mint{background:rgba(166,255,61,.12); color:var(--c-primary);}
.tag.warm{background:rgba(255,107,53,.14); color:#FF9A72;}

/* ---------- 数据带 ---------- */
.metric-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:24px;}
.metric{background:var(--c-bg-3); border:1px solid var(--c-line); border-radius:var(--r-card); padding:26px 24px; text-align:left;}
.metric b{display:block; font-size:clamp(26px,3.4vw,34px); font-weight:800; color:var(--c-primary); font-variant-numeric:tabular-nums; line-height:1.2;}
.metric span{display:block; margin-top:8px; font-size:14px; color:var(--c-text-2);}
.metric em{display:block; margin-top:12px; font-size:12.5px; font-style:normal; color:var(--c-text-3);}

/* ---------- 底部 CTA 文字链 ---------- */
.cta-line{display:flex; flex-wrap:wrap; align-items:center; justify-content:space-between; gap:20px; background:var(--c-bg-2); border:1px solid var(--c-line); border-radius:var(--r-block); padding:32px;}
.cta-line h2{font-size:22px; margin-bottom:8px;}
.cta-line p{font-size:14.5px; color:var(--c-text-2);}
.cta-actions{display:flex; flex-wrap:wrap; gap:16px; align-items:center;}
.link-cta{font-size:15px; font-weight:600; color:var(--c-primary); border-bottom:1px solid rgba(166,255,61,.4); padding-bottom:2px;}
.link-cta:hover{color:var(--c-primary-hover); border-bottom-color:var(--c-primary-hover);}
.btn-main{display:inline-flex; align-items:center; justify-content:center; height:44px; padding:0 22px; border-radius:var(--r-btn); background:var(--c-primary); color:var(--c-primary-ink); font-weight:700; font-size:15px; border:1px solid var(--c-primary); transition:.2s ease;}
.btn-main:hover{background:var(--c-primary-hover); color:var(--c-primary-ink); transform:translateY(-1px);}
.btn-main:active{transform:translateY(0);}
.btn-ghost{display:inline-flex; align-items:center; justify-content:center; height:44px; padding:0 20px; border-radius:var(--r-btn); border:1px solid var(--c-line-strong); color:var(--c-text); background:transparent; font-size:15px; transition:.2s ease;}
.btn-ghost:hover{border-color:var(--c-primary); color:var(--c-primary);}

/* ---------- 页脚 ---------- */
.site-footer{background:#0B0E13; border-top:1px solid var(--c-line); padding:56px 0 26px; margin-top:0;}
.foot-grid{display:grid; grid-template-columns:1.6fr 1fr 1fr; gap:40px;}
.foot-brand{display:flex; align-items:center; gap:10px; font-size:17px; font-weight:800; margin-bottom:16px;}
.foot-desc{font-size:14px; line-height:1.85; color:var(--c-text-2); max-width:520px;}
.foot-col h4{font-size:14px; color:var(--c-text); margin-bottom:16px; letter-spacing:.4px;}
.foot-col li{margin-bottom:10px;}
.foot-col a{font-size:14px; color:var(--c-text-2);}
.foot-col a:hover{color:var(--c-primary);}
.foot-bottom{display:flex; flex-wrap:wrap; gap:12px; justify-content:space-between; align-items:center; margin-top:40px; padding-top:22px; border-top:1px solid var(--c-line); font-size:13px; color:var(--c-text-3);}

/* ---------- 响应式 ---------- */
@media (max-width:1200px){
  .head-grid{gap:32px;}
  .help-layout{grid-template-columns:260px 1fr; gap:28px;}
}
@media (max-width:991.98px){
  .nav-in{gap:14px;}
  .nav-links,.nav-tools{display:none;}
  .burger{display:inline-flex; align-items:center; justify-content:center; order:3;}
  .brand{order:1;}
  .site-nav.is-open .nav-in{position:fixed; inset:100px 0 0 0; display:flex; flex-direction:column; align-items:stretch; gap:18px; padding:24px; background:#0B0E13; border-top:1px solid var(--c-line); overflow-y:auto; z-index:1040;}
  .site-nav.is-open .brand{display:none;}
  .site-nav.is-open .burger{position:absolute; top:18px; right:20px;}
  .site-nav.is-open .nav-links{display:flex; flex-direction:column; align-items:stretch; gap:0; flex:0 0 auto;}
  .site-nav.is-open .nav-links a{padding:16px 0; border-bottom:1px solid var(--c-line); border-left:0; font-size:16px;}
  .site-nav.is-open .nav-links a.active{color:var(--c-primary); border-bottom-color:var(--c-line);}
  .site-nav.is-open .nav-tools{display:flex; flex-direction:column; align-items:stretch; gap:12px;}
  .site-nav.is-open .nav-search{width:100%; height:44px;}
  .site-nav.is-open .hot-toggle{width:100%; height:44px;}
  .site-nav.is-open .hot-panel{position:static; width:100%; display:none;}
  .site-nav.is-open .hot-panel.open{display:block;}
  .topbar-act .opt{display:none;}
  .help-layout{grid-template-columns:1fr; gap:32px;}
  .toc-card{position:static;}
  .head-grid{grid-template-columns:1fr;}
  .head-figure{order:-1;}
  .sec{padding:56px 0;}
}
@media (max-width:767.98px){
  .wrap{padding:0 16px;}
  .metric-grid{grid-template-columns:1fr;}
  .start-grid{grid-template-columns:1fr;}
  .read-row{grid-template-columns:1fr; gap:16px;}
  .read-row img{aspect-ratio:16/9;}
  .sec{padding:40px 0;}
  .page-head{padding:32px 0 44px;}
  .foot-grid{grid-template-columns:1fr; gap:28px;}
  .qa-btn{font-size:15.5px; padding:16px 18px;}
  .qa-ans{padding:0 18px 18px;}
  .cta-line{padding:24px;}
}
@media (max-width:520px){
  .head-meta span{font-size:12px; padding:5px 11px;}
  .metric{padding:20px;}
  .start-item{padding:18px; gap:14px;}
  .sec-head{flex-direction:column; align-items:flex-start;}
}