/* roulang page: index */
:root{
  --bg:#05090F;
  --bg-2:#0A121C;
  --panel:rgba(255,255,255,.045);
  --panel-strong:rgba(255,255,255,.075);
  --line:rgba(255,255,255,.09);
  --line-strong:rgba(255,255,255,.16);
  --primary:#2FD2E6;
  --primary-deep:#1FA9BC;
  --accent:#C6FF4A;
  --accent-hover:#D6FF73;
  --amber:#FFB24B;
  --text:#E8F1F7;
  --muted:#93A6B5;
  --disabled:#4A5A67;
  --r-glass:20px;
  --r-card:16px;
  --r-img:14px;
  --r-pill:999px;
  --r-input:12px;
  --shadow-card:0 18px 40px rgba(0,0,0,.45);
  --shadow-hover:0 26px 56px rgba(0,0,0,.55);
  --glow-accent:0 0 0 1px rgba(198,255,74,.35), 0 8px 26px rgba(198,255,74,.28);
  --maxw:1200px;
  --ease:cubic-bezier(.22,.61,.36,1);
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Helvetica Neue",sans-serif;
  font-size:16px;
  line-height:1.85;
  letter-spacing:.01em;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border-style:solid}
a{color:var(--text);text-decoration:none;transition:color .16s var(--ease)}
a:hover{color:var(--primary)}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--primary);outline-offset:2px}
h1,h2,h3,h4,h5{margin:0;font-weight:700;letter-spacing:.01em}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
button{font-family:inherit;cursor:pointer}
.shell{max-width:var(--maxw);margin:0 auto;padding:0 24px;width:100%}
.section{padding:96px 0;position:relative}
.section + .section{border-top:1px solid var(--line)}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;flex-wrap:wrap}
.sec-title{font-size:clamp(22px,3vw,32px);line-height:1.3;font-weight:700}
.sec-sub{color:var(--muted);font-size:14.5px;line-height:1.75;margin-top:10px;max-width:640px}
.sec-link{color:var(--primary);font-size:14px;white-space:nowrap;display:inline-flex;align-items:center;gap:8px}
.sec-link:hover{color:var(--accent-hover)}

/* ---------- 顶部导航 ---------- */
.site-header{position:sticky;top:0;z-index:1040;background:rgba(5,9,15,.86);backdrop-filter:blur(14px) saturate(140%);-webkit-backdrop-filter:blur(14px) saturate(140%);border-bottom:1px solid var(--line)}
.topbar{display:flex;align-items:center;gap:20px;height:78px}
.brand{display:flex;flex-direction:column;line-height:1.2;flex-shrink:0}
.brand-main{font-size:19px;font-weight:700;color:var(--text);letter-spacing:.02em}
.brand-main em{font-style:normal;color:var(--primary)}
.brand-sub{font-size:11.5px;color:var(--muted);font-weight:500;letter-spacing:.14em;margin-top:2px}
.search-pill{flex:1;max-width:360px;display:flex;align-items:center;gap:10px;background:var(--panel);border:1px solid var(--line);border-radius:var(--r-pill);padding:0 18px;height:44px;transition:border-color .16s var(--ease),box-shadow .16s var(--ease)}
.search-pill i{color:var(--muted);font-size:14px}
.search-pill input{flex:1;background:transparent;border:0;color:var(--text);font-size:14px;height:100%;outline:none}
.search-pill input::placeholder{color:var(--disabled)}
.search-pill:focus-within{border-color:var(--primary);box-shadow:0 0 0 3px rgba(47,210,230,.16)}
.top-actions{display:flex;align-items:center;gap:12px;margin-left:auto}
.btn-accent{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--accent);color:#08110a;font-weight:700;font-size:14.5px;border:0;border-radius:var(--r-pill);padding:12px 24px;min-height:44px;box-shadow:var(--glow-accent);transition:background .16s var(--ease),box-shadow .18s var(--ease),transform .12s var(--ease)}
.btn-accent:hover{background:var(--accent-hover);color:#08110a;box-shadow:0 0 0 1px rgba(198,255,74,.5),0 12px 34px rgba(198,255,74,.42)}
.btn-accent:active{transform:translateY(1px)}
.btn-outline-cyan{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:transparent;color:var(--primary);font-weight:600;font-size:14.5px;border:1px solid var(--primary);border-radius:var(--r-pill);padding:12px 24px;min-height:44px;transition:background .16s var(--ease),color .16s var(--ease)}
.btn-outline-cyan:hover{background:rgba(47,210,230,.12);color:var(--primary)}
.hamburger{display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);background:var(--panel);color:var(--text);align-items:center;justify-content:center;font-size:17px}

/* 频道 Tabs */
.chanbar{border-top:1px solid var(--line);background:rgba(10,18,28,.6)}
.chan-scroll{position:relative}
.chan-scroll::before,.chan-scroll::after{content:"";position:absolute;top:0;bottom:0;width:48px;pointer-events:none;z-index:2}
.chan-scroll::before{left:0;background:linear-gradient(90deg,rgba(5,9,15,.96),rgba(5,9,15,0))}
.chan-scroll::after{right:0;background:linear-gradient(270deg,rgba(5,9,15,.96),rgba(5,9,15,0))}
.chan-inner{display:flex;gap:10px;overflow-x:auto;padding:12px 0;scrollbar-width:none;-ms-overflow-style:none}
.chan-inner::-webkit-scrollbar{display:none}
.chan-pill{flex:0 0 auto;display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:600;color:var(--muted);border:1px solid var(--line);border-radius:var(--r-pill);padding:9px 20px;white-space:nowrap;transition:all .16s var(--ease)}
.chan-pill:hover{color:var(--text);border-color:var(--line-strong);background:var(--panel)}
.chan-pill.active{background:var(--primary);border-color:var(--primary);color:#04161a;box-shadow:0 8px 24px rgba(47,210,230,.28)}
.chan-pill.active:hover{color:#04161a}

/* Offcanvas 移动菜单 */
.offcanvas{background:var(--bg-2);color:var(--text);border-right:1px solid var(--line)}
.offcanvas-header{border-bottom:1px solid var(--line);padding:18px 22px}
.offcanvas-body{padding:18px 22px}
.drawer-link{display:flex;align-items:center;justify-content:space-between;padding:14px 4px;border-bottom:1px solid var(--line);color:var(--text);font-size:15px;font-weight:600}
.drawer-link:hover{color:var(--primary)}
.drawer-link.active{color:var(--primary)}
.btn-close{filter:invert(1) grayscale(1) brightness(1.6);opacity:.7}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;background:linear-gradient(180deg,rgba(10,18,28,.65),rgba(5,9,15,.96)),url('/assets/images/backpic/back-1.webp') center/cover no-repeat;border-bottom:1px solid var(--line)}
.hero::before,.hero::after{content:"";position:absolute;border-radius:50%;pointer-events:none}
.hero::before{width:620px;height:620px;top:-220px;left:-160px;background:radial-gradient(circle,rgba(47,210,230,.18),rgba(47,210,230,0) 68%);filter:blur(120px)}
.hero::after{width:520px;height:520px;bottom:-240px;right:-120px;background:radial-gradient(circle,rgba(198,255,74,.15),rgba(198,255,74,0) 68%);filter:blur(120px)}
.hero-inner{position:relative;z-index:2;padding:88px 0 72px}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:56px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:600;color:var(--primary);background:rgba(47,210,230,.1);border:1px solid rgba(47,210,230,.28);border-radius:var(--r-pill);padding:6px 16px;margin-bottom:22px}
.hero-title{font-size:clamp(28px,4.2vw,44px);line-height:1.25;font-weight:700}
.hero-title span{color:var(--primary)}
.hero-sub{color:var(--muted);font-size:15.5px;line-height:1.9;margin-top:20px;max-width:600px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:32px}
.trust-badges{display:flex;gap:12px;flex-wrap:wrap;margin-top:34px}
.trust-badge{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);background:var(--panel);border:1px solid var(--line);border-radius:var(--r-pill);padding:8px 16px}
.trust-badge i{color:var(--accent);font-size:12px}
.hero-visual{position:relative;display:flex;justify-content:center}
.phone-frame{position:relative;width:min(320px,100%);border-radius:24px;overflow:hidden;border:1px solid var(--line-strong);background:#08111a;box-shadow:0 30px 70px rgba(0,0,0,.6)}
.phone-frame img{width:100%;aspect-ratio:9/16;object-fit:cover;border:0}
.phone-veil{position:absolute;inset:0;background:linear-gradient(180deg,rgba(5,9,15,.05) 30%,rgba(5,9,15,.88) 100%)}
.play-btn{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:64px;height:64px;border-radius:50%;background:rgba(198,255,74,.92);color:#08110a;display:flex;align-items:center;justify-content:center;font-size:20px;box-shadow:var(--glow-accent);transition:transform .18s var(--ease)}
.phone-frame:hover .play-btn{transform:translate(-50%,-50%) scale(1.08)}
.corner-tag{position:absolute;top:16px;left:16px;font-size:12px;font-weight:600;color:#04161a;background:var(--primary);border-radius:var(--r-pill);padding:5px 14px}
.phone-foot{position:absolute;left:18px;right:18px;bottom:18px}
.phone-foot strong{display:block;font-size:15px;line-height:1.4;font-weight:700}
.phone-foot small{display:block;color:var(--muted);font-size:12.5px;margin-top:6px}

/* ---------- 频道精选横滑 ---------- */
.strip-scroll{display:flex;gap:12px;overflow-x:auto;padding:8px 0 4px;scrollbar-width:none}
.strip-scroll::-webkit-scrollbar{display:none}
.strip-chip{flex:0 0 auto;display:inline-flex;align-items:center;gap:8px;font-size:13.5px;font-weight:600;color:var(--muted);background:var(--panel);border:1px solid var(--line);border-radius:var(--r-pill);padding:9px 18px;transition:all .16s var(--ease)}
.strip-chip:hover{color:var(--text);border-color:var(--primary);background:rgba(47,210,230,.1)}
.strip-chip i{color:var(--accent);font-size:11px}

/* ---------- 竖屏片段卡 ---------- */
.clip-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.clip-card{position:relative;display:block;border-radius:var(--r-card);overflow:hidden;border:1px solid var(--line);background:#08111a;box-shadow:var(--shadow-card);transition:transform .18s var(--ease),border-color .16s var(--ease),box-shadow .18s var(--ease)}
.clip-card img{width:100%;aspect-ratio:9/16;object-fit:cover;border:0;transition:transform .28s var(--ease)}
.clip-card:hover{transform:translateY(-4px);border-color:rgba(47,210,230,.55);box-shadow:var(--shadow-hover)}
.clip-card:hover img{transform:scale(1.03)}
.clip-veil{position:absolute;inset:0;background:linear-gradient(180deg,rgba(5,9,15,0) 38%,rgba(5,9,15,.9) 100%)}
.clip-badge{position:absolute;top:14px;left:14px;font-size:11.5px;font-weight:600;color:#04161a;background:var(--primary);border-radius:var(--r-pill);padding:4px 12px}
.clip-heat{position:absolute;top:14px;right:14px;font-size:12px;font-weight:700;color:var(--amber);background:rgba(5,9,15,.62);border:1px solid rgba(255,178,75,.4);border-radius:var(--r-pill);padding:4px 12px}
.clip-body{position:absolute;left:16px;right:16px;bottom:16px}
.clip-title{font-size:14.5px;line-height:1.5;font-weight:600;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.clip-meta{font-size:12.5px;color:var(--muted);margin-top:8px}
.clip-card--wide{grid-column:span 2;grid-row:span 2}
.clip-card--wide img{aspect-ratio:auto;height:100%;min-height:340px}
.clip-card--wide .clip-title{font-size:20px;line-height:1.4;-webkit-line-clamp:2}

/* ---------- 榜单 ---------- */
.rank-list{border-top:1px solid var(--line)}
.rank-item{display:flex;align-items:center;gap:24px;padding:24px 12px;border-bottom:1px solid var(--line);transition:padding .18s var(--ease),background .18s var(--ease)}
.rank-item:hover{padding-left:18px;background:rgba(255,255,255,.02)}
.rank-no{font-size:clamp(28px,3.4vw,42px);font-weight:700;line-height:1;color:transparent;-webkit-text-stroke:1.4px var(--primary);flex:0 0 auto;min-width:64px;font-variant-numeric:tabular-nums}
.rank-item:hover .rank-no{-webkit-text-stroke:1.4px var(--accent)}
.rank-body{flex:1;min-width:0}
.rank-name{font-size:16.5px;font-weight:600;line-height:1.5}
.rank-desc{font-size:14px;color:var(--muted);line-height:1.75;margin-top:6px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rank-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:10px}
.tag{font-size:12px;color:var(--muted);border:1px solid var(--line);border-radius:var(--r-pill);padding:3px 12px}
.rank-arrow{color:var(--disabled);font-size:16px;flex:0 0 auto;transition:color .16s var(--ease),transform .16s var(--ease)}
.rank-item:hover .rank-arrow{color:var(--accent);transform:translateX(4px)}

/* ---------- 口碑横滑 ---------- */
.review-scroll{display:flex;gap:20px;overflow-x:auto;padding:6px 0 18px;scrollbar-width:none;-webkit-overflow-scrolling:touch}
.review-scroll::-webkit-scrollbar{display:none}
.review-card{flex:0 0 auto;width:300px;background:var(--panel);border:1px solid var(--line);border-radius:var(--r-glass);padding:22px;backdrop-filter:blur(14px) saturate(140%);-webkit-backdrop-filter:blur(14px) saturate(140%)}
.rv-head{display:flex;align-items:center;gap:12px}
.rv-avatar{width:42px;height:42px;border-radius:50%;background:linear-gradient(140deg,rgba(47,210,230,.4),rgba(198,255,74,.32));border:1px solid var(--line-strong);display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:700;color:var(--text);flex:0 0 auto}
.rv-name{font-size:14.5px;font-weight:600}
.stars{color:var(--amber);font-size:12px;letter-spacing:2px;margin-top:2px}
.rv-text{font-size:14px;color:var(--muted);line-height:1.8;margin-top:14px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}

/* ---------- 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(--panel);border:1px solid var(--line);border-radius:var(--r-glass);overflow:hidden;box-shadow:var(--shadow-card);transition:transform .18s var(--ease),border-color .16s var(--ease),box-shadow .18s var(--ease);backdrop-filter:blur(14px) saturate(140%);-webkit-backdrop-filter:blur(14px) saturate(140%)}
.news-card:hover{transform:translateY(-4px);border-color:rgba(47,210,230,.4);box-shadow:var(--shadow-hover)}
.news-thumb{display:block;overflow:hidden;position:relative}
.news-thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;border:0;transition:transform .28s var(--ease)}
.news-card:hover .news-thumb img{transform:scale(1.03)}
.news-body{padding:22px 22px 24px;display:flex;flex-direction:column;flex:1;min-width:0}
.news-cat{align-self:flex-start;font-size:11.5px;font-weight:600;color:var(--primary);background:rgba(47,210,230,.1);border:1px solid rgba(47,210,230,.28);border-radius:var(--r-pill);padding:3px 12px}
.news-title{font-size:17px;line-height:1.5;font-weight:600;margin-top:14px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-title a{color:var(--text)}
.news-title a:hover{color:var(--primary)}
.news-desc{font-size:14px;color:var(--muted);line-height:1.75;margin-top:10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:auto;padding-top:18px;font-size:13px;color:var(--muted)}
.news-foot a{color:var(--primary);font-weight:600;font-size:13px}
.empty-state{grid-column:1/-1;min-height:160px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;text-align:center;background:var(--panel);border:1px dashed var(--line-strong);border-radius:var(--r-glass);color:var(--muted);font-size:14.5px;padding:32px}

/* ---------- 指标 / 证据 ---------- */
.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.metric{padding:28px 24px;background:var(--panel);border:1px solid var(--line);border-radius:var(--r-card);backdrop-filter:blur(14px) saturate(140%);-webkit-backdrop-filter:blur(14px) saturate(140%)}
.metric-num{font-size:clamp(26px,3vw,36px);font-weight:700;color:var(--primary);line-height:1;font-variant-numeric:tabular-nums}
.metric-label{font-size:14px;font-weight:600;margin-top:12px}
.metric-note{font-size:13px;color:var(--muted);line-height:1.7;margin-top:8px}

/* ---------- FAQ ---------- */
.faq-acc .accordion-item{background:var(--panel);border:1px solid var(--line);border-radius:var(--r-card)!important;margin-bottom:12px;overflow:hidden}
.faq-acc .accordion-button{background:transparent;color:var(--text);font-size:16px;font-weight:600;padding:22px 24px;box-shadow:none;border-left:3px solid transparent;border-radius:var(--r-card)!important}
.faq-acc .accordion-button:not(.collapsed){color:var(--primary);background:rgba(47,210,230,.06);border-left-color:var(--primary)}
.faq-acc .accordion-button::after{background-image:none;content:"";width:9px;height:9px;border-right:2px solid var(--muted);border-bottom:2px solid var(--muted);transform:rotate(45deg);transition:transform .2s var(--ease);margin-left:auto;flex:0 0 auto}
.faq-acc .accordion-button:not(.collapsed)::after{transform:rotate(-135deg);border-color:var(--primary)}
.faq-acc .accordion-button:focus{box-shadow:none;outline:2px solid var(--primary);outline-offset:-2px}
.faq-acc .accordion-body{padding:0 24px 24px;color:var(--muted);font-size:14.5px;line-height:1.85}

/* ---------- CTA 条 ---------- */
.cta-band{background:linear-gradient(120deg,rgba(198,255,74,.94),rgba(198,255,74,.78));border-radius:28px;padding:56px 48px;color:#06120b;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;box-shadow:0 24px 60px rgba(198,255,74,.2)}
.cta-band h2{font-size:clamp(22px,3vw,30px);line-height:1.3;color:#06120b}
.cta-band p{color:rgba(6,18,11,.78);font-size:14.5px;line-height:1.8;margin-top:12px;max-width:620px}
.btn-dark-solid{display:inline-flex;align-items:center;gap:10px;background:#06120b;color:#E8F1F7;font-weight:700;font-size:15px;border:0;border-radius:var(--r-pill);padding:14px 30px;min-height:48px;transition:transform .12s var(--ease),background .16s var(--ease)}
.btn-dark-solid:hover{background:#0d1f14;color:#fff;transform:translateY(-1px)}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--bg-2);border-top:1px solid var(--line);padding:72px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px}
.f-title{font-size:14px;font-weight:700;color:var(--text);margin-bottom:18px}
.f-list li{margin-bottom:12px}
.f-list a,.f-list span{font-size:14px;color:var(--muted)}
.f-list a:hover{color:var(--primary)}
.f-about{font-size:14px;color:var(--muted);line-height:1.85;margin-top:16px;max-width:340px}
.footer-bottom{margin-top:56px;padding:24px 0;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:var(--disabled)}
.footer-bottom a{color:var(--muted)}
.footer-bottom a:hover{color:var(--primary)}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .clip-grid{grid-template-columns:repeat(3,1fr)}
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .metric-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:991px){
  .section{padding:72px 0}
  .hero-inner{padding:64px 0 56px}
  .hero-grid{grid-template-columns:1fr;gap:44px}
  .hero-visual{order:-1}
  .phone-frame{width:min(280px,72%)}
  .search-pill{display:none}
  .hamburger{display:inline-flex}
  .clip-grid{grid-template-columns:repeat(3,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:767px){
  .section{padding:56px 0}
  .shell{padding:0 16px}
  .topbar{height:68px}
  .clip-grid{grid-template-columns:repeat(2,1fr);gap:16px}
  .clip-card--wide{grid-column:span 2;grid-row:auto}
  .clip-card--wide img{aspect-ratio:16/9;height:auto;min-height:0}
  .clip-card--wide .clip-title{font-size:16px}
  .news-grid{grid-template-columns:1fr;gap:18px}
  .metric-grid{grid-template-columns:1fr;gap:16px}
  .rank-item{gap:16px;padding:20px 6px}
  .rank-no{min-width:48px;font-size:26px}
  .cta-band{padding:36px 24px;border-radius:20px}
  .review-card{width:264px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .sec-head{margin-bottom:28px}
}
@media (max-width:575px){
  .hero-inner{padding:48px 0 44px}
  .hero-actions .btn-accent,.hero-actions .btn-outline-cyan{width:100%}
  .clip-grid{gap:12px}
  .brand-main{font-size:16.5px}
  .brand-sub{font-size:10.5px;letter-spacing:.1em}
}

/* roulang page: article */
:root{
  --bg:#05090F;
  --bg-2:#0A121C;
  --glass:rgba(255,255,255,.045);
  --line:rgba(255,255,255,.09);
  --primary:#2FD2E6;
  --primary-soft:#6FE3F0;
  --primary-deep:#1FA9BC;
  --accent:#C6FF4A;
  --accent-hover:#D6FF73;
  --amber:#FFB24B;
  --text:#E8F1F7;
  --muted:#93A6B5;
  --disabled:#4A5A67;
  --r-lg:20px;
  --r-md:16px;
  --r-sm:14px;
  --pill:999px;
  --shadow:0 18px 40px rgba(0,0,0,.45);
  --shadow-hover:0 26px 56px rgba(0,0,0,.55);
  --shell:1200px;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:var(--primary);text-decoration:none;transition:color .16s ease-out,border-color .16s ease-out,background-color .16s ease-out;}
a:hover{color:var(--primary-soft);}
button,input{font-family:inherit;}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;}
::selection{background:rgba(198,255,74,.28);color:#fff;}

.shell{width:100%;max-width:var(--shell);margin:0 auto;padding:0 24px;}

/* ---------- 导航 ---------- */
.site-header{position:relative;z-index:50;background:rgba(5,9,15,.72);transition:box-shadow .2s ease-out;}
.site-header.scrolled{box-shadow:0 12px 30px rgba(0,0,0,.5);}
.header-top{display:flex;align-items:center;gap:20px;min-height:78px;}
.brand{display:flex;flex-direction:column;line-height:1.12;flex:0 0 auto;}
.brand-main{font-size:19px;font-weight:700;color:var(--text);letter-spacing:.5px;}
.brand-main em{font-style:normal;color:var(--primary);}
.brand-sub{font-size:11.5px;color:var(--muted);letter-spacing:2.4px;}
.search-box{
  flex:1 1 auto;max-width:400px;margin-left:auto;
  display:flex;align-items:center;gap:10px;
  background:rgba(255,255,255,.04);
  border:1px solid var(--line);
  border-radius:var(--pill);
  padding:0 18px;height:44px;
  transition:border-color .18s ease-out,box-shadow .18s ease-out;
}
.search-box i{color:var(--muted);font-size:14px;}
.search-box input{
  flex:1;background:transparent;border:0;outline:0;
  color:var(--text);font-size:14px;height:100%;
}
.search-box input::placeholder{color:var(--disabled);}
.search-box:focus-within{border-color:var(--primary);box-shadow:0 0 0 3px rgba(47,210,230,.16);}
.btn-cta{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:var(--accent);color:#0B1704;
  border:0;border-radius:var(--pill);
  padding:11px 22px;font-size:14.5px;font-weight:700;white-space:nowrap;
  box-shadow:0 0 0 1px rgba(198,255,74,.35),0 8px 26px rgba(198,255,74,.28);
  transition:transform .14s ease-out,box-shadow .18s ease-out,background-color .18s ease-out,color .18s ease-out;
}
.btn-cta:hover{background:var(--accent-hover);color:#0B1704;box-shadow:0 0 0 1px rgba(198,255,74,.5),0 12px 34px rgba(198,255,74,.4);}
.btn-cta:active{transform:translateY(1px);}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:1px solid var(--primary);color:var(--primary);background:transparent;
  border-radius:var(--pill);padding:10px 22px;font-size:14.5px;font-weight:600;
  transition:background-color .16s ease-out,color .16s ease-out,transform .14s ease-out;
}
.btn-ghost:hover{background:rgba(47,210,230,.12);color:var(--primary-soft);}
.btn-ghost:active{transform:translateY(1px);}
.menu-toggle{
  display:none;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:14px;
  border:1px solid var(--line);background:rgba(255,255,255,.04);
  color:var(--text);font-size:17px;
}
.menu-toggle:hover{border-color:var(--primary);color:var(--primary);}

.chan-bar{
  position:sticky;top:0;z-index:45;
  background:rgba(5,9,15,.86);
  backdrop-filter:blur(14px) saturate(140%);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
.chan-scroll{
  overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;
  padding:10px 24px;
  -webkit-mask-image:linear-gradient(90deg,transparent 0,#000 18px,#000 calc(100% - 18px),transparent 100%);
  mask-image:linear-gradient(90deg,transparent 0,#000 18px,#000 calc(100% - 18px),transparent 100%);
}
.chan-scroll::-webkit-scrollbar{display:none;}
.chan-inner{display:flex;gap:10px;white-space:nowrap;min-width:max-content;}
.chan-pill{
  display:inline-flex;align-items:center;
  padding:8px 18px;border-radius:var(--pill);
  border:1px solid var(--line);color:var(--muted);
  font-size:14px;line-height:1.4;
  transition:all .16s ease-out;
}
.chan-pill:hover{color:var(--text);border-color:var(--primary);background:rgba(47,210,230,.1);}
.chan-pill.active{background:var(--primary);border-color:var(--primary);color:#04191D;font-weight:700;}
.chan-pill.active:hover{color:#04191D;}

/* ---------- 抽屉 ---------- */
.drawer{background:#080E16;border-left:1px solid var(--line);width:300px;}
.drawer .offcanvas-header{border-bottom:1px solid var(--line);padding:18px 20px;}
.drawer .offcanvas-body{padding:20px;}
.drawer-close{width:38px;height:38px;border-radius:12px;border:1px solid var(--line);background:transparent;color:var(--text);}
.drawer-close:hover{border-color:var(--primary);color:var(--primary);}
.drawer-nav{display:flex;flex-direction:column;gap:6px;margin-bottom:22px;}
.drawer-nav a{
  padding:12px 14px;border-radius:14px;color:var(--muted);font-size:15px;
  border:1px solid transparent;
}
.drawer-nav a:hover,.drawer-nav a.active{color:var(--text);background:rgba(47,210,230,.1);border-color:rgba(47,210,230,.3);}

/* ---------- 文章头部 ---------- */
.page-head{
  position:relative;
  padding:52px 0 42px;
  background-image:linear-gradient(180deg,rgba(5,9,15,.78),rgba(5,9,15,.97)),url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
  border-bottom:1px solid var(--line);
  overflow:hidden;
}
.page-head::before{
  content:"";position:absolute;width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle,rgba(47,210,230,.16),transparent 68%);
  filter:blur(120px);top:-220px;left:-140px;pointer-events:none;
}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin-bottom:14px;position:relative;}
.crumbs a{color:var(--muted);}
.crumbs a:hover{color:var(--primary);}
.crumbs span.sep{color:var(--disabled);}
.crumbs .current{color:var(--primary);}
.page-title{
  position:relative;
  font-size:clamp(26px,3.6vw,40px);
  line-height:1.3;font-weight:700;letter-spacing:-.3px;
  margin:0 0 18px;max-width:900px;
  overflow-wrap:break-word;word-break:break-word;
}
.meta-row{display:flex;flex-wrap:wrap;gap:12px 22px;font-size:13px;color:var(--muted);position:relative;}
.meta-row span{display:inline-flex;align-items:center;gap:7px;}
.meta-row i{color:var(--primary);font-size:12.5px;}
.meta-chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:var(--pill);
  border:1px solid rgba(255,178,75,.35);color:var(--amber);font-size:12.5px;
  background:rgba(255,178,75,.08);
}

/* ---------- 正文 ---------- */
.article-section{padding:48px 0 0;}
.article-wrap{
  max-width:880px;margin:0 auto;
  background:var(--glass);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:46px 48px 40px;
  backdrop-filter:blur(14px) saturate(140%);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  box-shadow:var(--shadow);
}
.article-body{max-width:820px;margin:0 auto;font-size:16px;line-height:1.85;color:var(--text);}
.article-body > *:first-child{margin-top:0;}
.article-body p{margin:0 0 18px;}
.article-body h2{
  font-size:clamp(20px,2.4vw,26px);font-weight:700;line-height:1.35;
  margin:42px 0 16px;padding-left:14px;border-left:3px solid var(--primary);
}
.article-body h3{font-size:18px;font-weight:600;line-height:1.45;margin:30px 0 12px;color:var(--text);}
.article-body h4{font-size:16.5px;font-weight:600;margin:24px 0 10px;}
.article-body ul,.article-body ol{margin:0 0 20px;padding-left:22px;}
.article-body li{margin-bottom:10px;line-height:1.78;color:#D6E4EE;}
.article-body li::marker{color:var(--primary);}
.article-body strong{color:#fff;font-weight:600;}
.article-body a{color:var(--primary);border-bottom:1px dashed rgba(47,210,230,.5);}
.article-body a:hover{color:var(--accent);border-bottom-color:var(--accent);}
.article-body blockquote{
  margin:26px 0;padding:18px 22px;
  border-left:3px solid var(--accent);
  background:rgba(198,255,74,.06);
  border-radius:0 var(--r-md) var(--r-md) 0;
  color:#CBDAE4;font-size:15px;line-height:1.8;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{
  width:100%;height:auto;margin:24px 0;
  border-radius:var(--r-sm);border:1px solid var(--line);
  box-shadow:var(--shadow);
}
.article-body figure{margin:24px 0;}
.article-body figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:10px;}
.article-body table{
  width:100%;border-collapse:collapse;margin:24px 0;
  font-size:14.5px;display:block;overflow-x:auto;
  border:1px solid var(--line);border-radius:var(--r-sm);
}
.article-body th,.article-body td{
  border-bottom:1px solid var(--line);padding:12px 16px;text-align:left;white-space:nowrap;
}
.article-body th{background:rgba(47,210,230,.08);color:var(--primary);font-weight:600;}
.article-body tr:last-child td{border-bottom:0;}
.article-body pre{
  background:var(--bg-2);border:1px solid var(--line);
  border-radius:var(--r-md);padding:16px 18px;
  overflow-x:auto;font-size:13.5px;line-height:1.7;margin:22px 0;
}
.article-body code{
  background:rgba(47,210,230,.1);color:var(--primary-soft);
  padding:2px 7px;border-radius:6px;font-size:13.5px;
}
.article-body pre code{background:transparent;padding:0;}
.article-body hr{border:0;border-top:1px solid var(--line);margin:34px 0;}

.article-tags{
  max-width:820px;margin:38px auto 0;padding-top:26px;
  border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
}
.article-tags .tag-label{font-size:13.5px;color:var(--muted);margin-right:4px;}
.tag{
  display:inline-flex;align-items:center;
  padding:6px 15px;border-radius:var(--pill);
  border:1px solid var(--line);background:rgba(255,255,255,.03);
  color:var(--muted);font-size:13px;line-height:1.5;
}
.tag:hover{border-color:var(--primary);color:var(--primary);background:rgba(47,210,230,.1);}

.empty-state{
  max-width:820px;margin:0 auto;text-align:center;
  padding:64px 24px;color:var(--muted);
}
.empty-state i{font-size:40px;color:var(--disabled);display:block;margin-bottom:18px;}
.empty-state p{font-size:16px;margin:0 0 22px;color:var(--muted);}

/* ---------- 相关推荐 ---------- */
.rel-section{padding:84px 0 0;}
.sec-head{max-width:720px;margin-bottom:34px;}
.sec-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;letter-spacing:2px;color:var(--primary);
  text-transform:uppercase;margin-bottom:12px;
}
.sec-eyebrow::before{content:"";width:22px;height:1px;background:var(--primary);display:block;}
.sec-title{font-size:clamp(22px,3vw,32px);font-weight:700;line-height:1.3;margin:0 0 12px;}
.sec-desc{font-size:15px;color:var(--muted);margin:0;line-height:1.8;}
.rel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.rel-card{
  display:flex;flex-direction:column;
  background:var(--glass);border:1px solid var(--line);
  border-radius:var(--r-lg);overflow:hidden;
  box-shadow:var(--shadow);
  transition:transform .18s ease-out,box-shadow .18s ease-out,border-color .18s ease-out;
}
.rel-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(47,210,230,.45);}
.rel-thumb{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--bg-2);}
.rel-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease-out;}
.rel-card:hover .rel-thumb img{transform:scale(1.04);}
.rel-thumb::after{content:"";position:absolute;inset:auto 0 0 0;height:62%;background:linear-gradient(180deg,transparent,rgba(5,9,15,.85));}
.rel-body{padding:18px 20px 22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.rel-cat{
  align-self:flex-start;font-size:12px;color:var(--primary);
  border:1px solid rgba(47,210,230,.4);border-radius:var(--pill);
  padding:3px 11px;background:rgba(47,210,230,.08);
}
.rel-title{font-size:16.5px;font-weight:600;line-height:1.5;margin:0;color:var(--text);}
.rel-card:hover .rel-title{color:var(--primary-soft);}
.rel-text{font-size:14px;line-height:1.75;color:var(--muted);margin:0;}
.rel-link{margin-top:auto;font-size:13.5px;color:var(--primary);display:inline-flex;align-items:center;gap:6px;}
.rel-link i{transition:transform .16s ease-out;}
.rel-card:hover .rel-link i{transform:translateX(4px);}

/* ---------- CTA 条 ---------- */
.cta-section{padding:84px 0 0;}
.cta-strip{
  display:flex;align-items:center;justify-content:space-between;gap:28px;
  padding:38px 40px;border-radius:var(--r-lg);
  background:linear-gradient(120deg,rgba(198,255,74,.13),rgba(47,210,230,.1));
  border:1px solid rgba(198,255,74,.28);
  box-shadow:var(--shadow);
}
.cta-strip h2{font-size:clamp(20px,2.4vw,26px);font-weight:700;margin:0 0 10px;line-height:1.35;}
.cta-strip p{margin:0;font-size:14.5px;color:var(--muted);line-height:1.8;max-width:640px;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;flex:0 0 auto;}

/* ---------- 页脚 ---------- */
.site-footer{margin-top:96px;background:var(--bg-2);border-top:1px solid var(--line);padding:64px 0 30px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px;}
.site-footer .brand{margin-bottom:16px;}
.f-about{font-size:14px;line-height:1.85;color:var(--muted);margin:0;max-width:360px;}
.f-title{font-size:15px;font-weight:600;color:var(--text);margin:0 0 16px;}
.f-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:11px;}
.f-list a{font-size:14px;color:var(--muted);}
.f-list a:hover{color:var(--primary);}
.f-list span{font-size:14px;color:var(--disabled);}
.footer-bottom{
  margin-top:46px;padding-top:22px;border-top:1px solid var(--line);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
}
.footer-bottom p{margin:0;font-size:13px;color:var(--disabled);}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .rel-grid{grid-template-columns:repeat(3,1fr);}
}
@media (max-width:991px){
  .header-top{min-height:70px;gap:14px;}
  .search-box{max-width:280px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .rel-grid{grid-template-columns:repeat(2,1fr);}
  .article-wrap{padding:36px 30px 32px;}
  .cta-strip{flex-direction:column;align-items:flex-start;padding:32px 28px;}
}
@media (max-width:767px){
  .search-box{display:none;}
  .header-top .btn-cta{display:none;}
  .menu-toggle{display:inline-flex;margin-left:auto;}
  .page-head{padding:38px 0 32px;}
  .article-section{padding:32px 0 0;}
  .article-wrap{padding:26px 20px 24px;border-radius:var(--r-md);}
  .article-body{font-size:15.5px;}
  .article-body h2{margin-top:34px;}
  .rel-section,.cta-section{padding-top:64px;}
  .site-footer{margin-top:64px;padding:48px 0 26px;}
}
@media (max-width:575px){
  .shell{padding:0 16px;}
  .chan-scroll{padding:10px 16px;}
  .rel-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;gap:30px;}
  .cta-actions{width:100%;}
  .cta-actions a{flex:1 1 auto;}
  .article-tags{gap:8px;}
}

/* roulang page: category1 */
:root{
  --bg:#05090F;
  --bg-2:#0A121C;
  --glass:rgba(255,255,255,.045);
  --line:rgba(255,255,255,.09);
  --brand:#2FD2E6;
  --brand-deep:#1FA9BC;
  --accent:#C6FF4A;
  --accent-hi:#D6FF73;
  --amber:#FFB24B;
  --text:#E8F1F7;
  --muted:#93A6B5;
  --disabled:#4A5A67;

  --r-lg:20px;
  --r-md:16px;
  --r-sm:14px;
  --r-pill:999px;

  --sh:0 18px 40px rgba(0,0,0,.45);
  --sh-hi:0 26px 56px rgba(0,0,0,.55);
  --glow:0 0 0 1px rgba(198,255,74,.35), 0 8px 26px rgba(198,255,74,.28);

  --shell:1200px;
  --pad:24px;
  --sec:96px;

  --ff:"PingFang SC","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;

  --bs-body-bg:#05090F;
  --bs-body-color:#E8F1F7;
  --bs-border-color:rgba(255,255,255,.09);
  --bs-link-color:#2FD2E6;
  --bs-link-hover-color:#C6FF4A;
  --bs-font-sans-serif:var(--ff);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--ff);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--brand);text-decoration:none;transition:color .16s ease-out}
a:hover,a:visited{color:var(--brand)}
a:hover{color:var(--accent)}
a:focus-visible,button:focus-visible,input:focus-visible,.accordion-button:focus-visible{
  outline:2px solid var(--brand);outline-offset:2px;border-radius:6px;
}
h1,h2,h3,h4{margin:0;color:var(--text);font-weight:700;letter-spacing:.2px}
h1{font-size:clamp(28px,4.2vw,44px);line-height:1.25}
h2{font-size:clamp(22px,3vw,32px);line-height:1.3}
h3{font-size:20px;line-height:1.4;font-weight:600}
h4{font-size:17px;line-height:1.5;font-weight:600}
p{margin:0 0 16px;color:var(--text)}
p:last-child{margin-bottom:0}
ul{margin:0;padding:0;list-style:none}
button{font-family:inherit;cursor:pointer}

.shell{
  width:100%;
  max-width:var(--shell);
  margin:0 auto;
  padding:0 var(--pad);
}

/* ---------- 头部 ---------- */
.site-header{
  position:relative;
  z-index:60;
  background:linear-gradient(180deg,rgba(10,18,28,.96),rgba(5,9,15,.86));
  border-bottom:1px solid var(--line);
}
.header-top{
  display:flex;
  align-items:center;
  gap:20px;
  padding-top:16px;
  padding-bottom:16px;
}
.brand{
  display:flex;
  flex-direction:column;
  line-height:1.2;
  color:var(--text);
  flex-shrink:0;
}
.brand:hover{color:var(--text)}
.brand-main{
  font-size:20px;
  font-weight:700;
  letter-spacing:.5px;
}
.brand-main em{
  font-style:normal;
  color:var(--brand);
}
.brand-sub{
  font-size:12.5px;
  color:var(--muted);
  letter-spacing:1.4px;
  margin-top:2px;
}
.search-box{
  position:relative;
  flex:1 1 auto;
  max-width:340px;
  margin-left:auto;
}
.search-box i{
  position:absolute;
  left:16px;
  top:50%;
  transform:translateY(-50%);
  color:var(--muted);
  font-size:14px;
  pointer-events:none;
}
.search-box input{
  width:100%;
  height:44px;
  padding:0 16px 0 40px;
  border-radius:var(--r-pill);
  background:rgba(255,255,255,.03);
  border:1px solid var(--line);
  color:var(--text);
  font-size:14.5px;
  transition:border-color .16s ease-out, box-shadow .16s ease-out;
}
.search-box input::placeholder{color:var(--muted)}
.search-box input:focus{
  outline:none;
  border-color:var(--brand);
  box-shadow:0 0 0 2px rgba(47,210,230,.22);
}
.header-actions{display:flex;align-items:center;gap:12px;flex-shrink:0}
.btn-cta{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:44px;
  padding:0 22px;
  border-radius:var(--r-pill);
  background:var(--accent);
  color:#06210A;
  font-weight:700;
  font-size:15px;
  border:none;
  box-shadow:var(--glow);
  transition:transform .16s ease-out, box-shadow .16s ease-out, background .16s ease-out;
}
.btn-cta:hover{
  background:var(--accent-hi);
  color:#06210A;
  box-shadow:0 0 0 1px rgba(198,255,74,.5), 0 12px 34px rgba(198,255,74,.42);
  transform:translateY(-1px);
}
.btn-cta:active{transform:translateY(1px)}
.btn-ghost{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:44px;
  padding:0 20px;
  border-radius:var(--r-pill);
  background:transparent;
  border:1px solid var(--brand);
  color:var(--brand);
  font-weight:600;
  font-size:15px;
  transition:background .16s ease-out, color .16s ease-out, transform .16s ease-out;
}
.btn-ghost:hover{background:rgba(47,210,230,.12);color:var(--brand);transform:translateY(-1px)}
.btn-ghost:active{transform:translateY(1px)}
.menu-btn{
  display:none;
  width:44px;
  height:44px;
  border-radius:var(--r-sm);
  background:rgba(255,255,255,.04);
  border:1px solid var(--line);
  color:var(--text);
  font-size:17px;
}

/* 频道条 */
.chan-bar{
  position:sticky;
  top:0;
  z-index:55;
  background:rgba(5,9,15,.82);
  backdrop-filter:blur(14px) saturate(140%);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
.chan-scroll{
  position:relative;
  overflow-x:auto;
  scrollbar-width:none;
  -ms-overflow-style:none;
  -webkit-overflow-scrolling:touch;
  mask-image:linear-gradient(90deg,transparent,#000 18px,#000 calc(100% - 18px),transparent);
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 18px,#000 calc(100% - 18px),transparent);
}
.chan-scroll::-webkit-scrollbar{display:none}
.chan-inner{
  display:flex;
  align-items:center;
  gap:10px;
  padding-top:12px;
  padding-bottom:12px;
  min-width:max-content;
}
.chan-pill{
  display:inline-flex;
  align-items:center;
  height:38px;
  padding:0 18px;
  border-radius:var(--r-pill);
  border:1px solid var(--line);
  background:transparent;
  color:var(--muted);
  font-size:14.5px;
  font-weight:600;
  white-space:nowrap;
  transition:all .16s ease-out;
}
.chan-pill:hover{
  color:var(--text);
  border-color:rgba(47,210,230,.5);
  background:rgba(47,210,230,.08);
}
.chan-pill.active{
  background:var(--accent);
  border-color:var(--accent);
  color:#06210A;
  box-shadow:0 6px 20px rgba(198,255,74,.22);
}

/* ---------- 栏目头 ---------- */
.page-hero{
  position:relative;
  overflow:hidden;
  border-bottom:1px solid var(--line);
  background-color:var(--bg-2);
}
.page-hero::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;
  background-position:center;
  opacity:.22;
}
.page-hero::after{
  content:"";
  position:absolute;
  inset:0;
  background:
    radial-gradient(620px 320px at 12% 12%, rgba(47,210,230,.16), transparent 70%),
    radial-gradient(520px 300px at 88% 78%, rgba(198,255,74,.13), transparent 72%),
    linear-gradient(180deg, rgba(5,9,15,.55), rgba(5,9,15,.94));
}
.hero-inner{
  position:relative;
  z-index:2;
  padding-top:clamp(48px,7vw,84px);
  padding-bottom:clamp(44px,6vw,76px);
  max-width:840px;
}
.crumb{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:13px;
  color:var(--muted);
  margin-bottom:18px;
}
.crumb a{color:var(--muted)}
.crumb a:hover{color:var(--brand)}
.crumb span.sep{color:var(--disabled)}
.crumb .cur{color:var(--brand)}
.hero-kicker{
  display:inline-flex;
  align-items:center;
  gap:8px;
  height:32px;
  padding:0 14px;
  border-radius:var(--r-pill);
  border:1px solid rgba(47,210,230,.35);
  background:rgba(47,210,230,.08);
  color:var(--brand);
  font-size:13px;
  font-weight:600;
  letter-spacing:.6px;
  margin-bottom:18px;
}
.hero-title{margin-bottom:18px}
.hero-title strong{color:var(--brand);font-weight:700}
.hero-desc{
  font-size:16.5px;
  color:var(--muted);
  max-width:720px;
  margin-bottom:26px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px}

/* ---------- 通用板块 ---------- */
.section{
  padding-top:var(--sec);
  padding-bottom:var(--sec);
  border-bottom:1px solid rgba(255,255,255,.05);
}
.section.alt{background:var(--bg-2)}
.sec-head{max-width:760px;margin-bottom:44px}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center}
.sec-label{
  display:inline-block;
  font-size:13px;
  font-weight:600;
  letter-spacing:1.6px;
  color:var(--brand);
  margin-bottom:12px;
}
.sec-sub{color:var(--muted);font-size:15.5px;margin-top:14px}

/* 说明面板 */
.note-panel{
  display:grid;
  grid-template-columns:1.4fr 1fr;
  gap:28px;
  padding:32px;
  border-radius:var(--r-lg);
  background:var(--glass);
  border:1px solid var(--line);
  backdrop-filter:blur(14px) saturate(140%);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  box-shadow:var(--sh);
}
.note-panel h2{margin-bottom:16px}
.note-panel p{color:var(--muted);font-size:15.5px}
.badges{display:flex;flex-direction:column;gap:14px;justify-content:center}
.badge-item{
  display:flex;
  align-items:center;
  gap:14px;
  padding:16px 18px;
  border-radius:var(--r-md);
  border:1px solid var(--line);
  background:rgba(255,255,255,.03);
  transition:border-color .16s ease-out, transform .16s ease-out;
}
.badge-item:hover{border-color:rgba(47,210,230,.45);transform:translateY(-2px)}
.badge-item i{
  width:38px;height:38px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:12px;
  background:rgba(47,210,230,.12);
  color:var(--brand);
  font-size:16px;
  flex-shrink:0;
}
.badge-item strong{display:block;font-size:15px;font-weight:600}
.badge-item span{font-size:13.5px;color:var(--muted)}

/* 卡片网格 */
.card-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:24px;
}
.m-card{
  display:flex;
  flex-direction:column;
  border-radius:var(--r-lg);
  overflow:hidden;
  background:var(--glass);
  border:1px solid var(--line);
  backdrop-filter:blur(14px) saturate(140%);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  box-shadow:var(--sh);
  transition:transform .18s ease-out, box-shadow .18s ease-out, border-color .18s ease-out;
}
.m-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--sh-hi);
  border-color:rgba(47,210,230,.45);
}
.m-fig{
  position:relative;
  aspect-ratio:16/10;
  overflow:hidden;
  border-bottom:1px solid var(--line);
}
.m-fig img{
  width:100%;height:100%;
  object-fit:cover;
  transition:transform .3s ease-out;
}
.m-card:hover .m-fig img{transform:scale(1.03)}
.m-fig::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(5,9,15,0) 45%,rgba(5,9,15,.72));
  pointer-events:none;
}
.m-tag{
  position:absolute;
  top:12px;left:12px;
  z-index:2;
  display:inline-flex;
  align-items:center;
  height:26px;
  padding:0 12px;
  border-radius:var(--r-pill);
  background:rgba(5,9,15,.72);
  border:1px solid rgba(47,210,230,.45);
  color:var(--brand);
  font-size:12.5px;
  font-weight:600;
}
.m-body{padding:22px;display:flex;flex-direction:column;gap:10px;flex:1}
.m-title{font-size:17px;font-weight:600;line-height:1.5}
.m-text{font-size:14.5px;color:var(--muted);line-height:1.75}
.m-link{
  margin-top:auto;
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:14px;
  font-weight:600;
  color:var(--brand);
}
.m-link i{transition:transform .16s ease-out}
.m-link:hover i{transform:translateX(4px)}

/* 左右图文 */
.split{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:52px;
  align-items:center;
  padding:46px 0;
  border-bottom:1px solid rgba(255,255,255,.06);
}
.split:last-of-type{border-bottom:none;padding-bottom:0}
.split:first-of-type{padding-top:0}
.split-media{
  position:relative;
  border-radius:var(--r-lg);
  overflow:hidden;
  border:1px solid var(--line);
  aspect-ratio:4/3;
  box-shadow:var(--sh);
}
.split-media img{width:100%;height:100%;object-fit:cover}
.split-copy h3{margin-bottom:14px}
.split-copy p{color:var(--muted);font-size:15.5px}
.plain-list{margin-top:18px;display:flex;flex-direction:column;gap:10px}
.plain-list li{
  position:relative;
  padding-left:20px;
  font-size:15px;
  color:var(--text);
}
.plain-list li::before{
  content:"";
  position:absolute;
  left:0;top:12px;
  width:8px;height:2px;
  border-radius:2px;
  background:var(--accent);
}
.split.rev .split-media{order:2}
.split.rev .split-copy{order:1}

/* 步骤条 */
.steps{
  display:grid;
  grid-template-columns:repeat(5,minmax(0,1fr));
  gap:18px;
  margin-top:8px;
}
.step-item{
  position:relative;
  padding:26px 20px;
  border-radius:var(--r-md);
  border:1px solid var(--line);
  background:rgba(255,255,255,.03);
  transition:border-color .16s ease-out, transform .16s ease-out, background .16s ease-out;
}
.step-item:hover{
  border-color:rgba(47,210,230,.45);
  background:rgba(47,210,230,.06);
  transform:translateY(-4px);
}
.step-no{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:38px;height:38px;
  border-radius:12px;
  background:rgba(198,255,74,.14);
  color:var(--accent);
  font-weight:700;
  font-size:15px;
  margin-bottom:14px;
}
.step-item h4{margin-bottom:8px;font-size:16px}
.step-item p{font-size:14px;color:var(--muted);line-height:1.7}

/* FAQ */
.accordion-item{
  background:var(--glass);
  border:1px solid var(--line);
  border-radius:var(--r-md)!important;
  margin-bottom:14px;
  overflow:hidden;
  backdrop-filter:blur(14px) saturate(140%);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
}
.accordion-button{
  background:transparent;
  color:var(--text);
  font-size:16px;
  font-weight:600;
  padding:20px 22px;
  box-shadow:none!important;
  border-left:3px solid var(--brand);
}
.accordion-button:not(.collapsed){
  background:rgba(47,210,230,.07);
  color:var(--text);
}
.accordion-button::after{
  filter:invert(72%) sepia(38%) saturate(1400%) hue-rotate(140deg);
  transition:transform .18s ease-out;
}
.accordion-body{
  padding:0 22px 22px 25px;
  color:var(--muted);
  font-size:15px;
  line-height:1.85;
  animation:fadeIn .2s ease-out;
}
@keyframes fadeIn{from{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:none}}

/* CTA 条 */
.cta-band{
  position:relative;
  overflow:hidden;
  border-radius:var(--r-lg);
  border:1px solid rgba(198,255,74,.28);
  background:
    radial-gradient(500px 260px at 15% 20%, rgba(47,210,230,.16), transparent 70%),
    linear-gradient(135deg, rgba(198,255,74,.10), rgba(47,210,230,.08));
  padding:clamp(34px,5vw,58px);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:28px;
  flex-wrap:wrap;
  box-shadow:var(--sh);
}
.cta-band h2{margin-bottom:10px}
.cta-band p{color:var(--muted);font-size:15.5px;max-width:620px}

/* 页脚 */
.site-footer{
  background:var(--bg-2);
  border-top:1px solid var(--line);
  padding-top:72px;
  padding-bottom:28px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1fr;
  gap:40px;
  padding-bottom:44px;
  border-bottom:1px solid rgba(255,255,255,.06);
}
.f-about{
  margin-top:16px;
  font-size:14px;
  color:var(--muted);
  line-height:1.8;
  max-width:360px;
}
.f-title{
  font-size:15px;
  font-weight:600;
  color:var(--text);
  margin-bottom:16px;
}
.f-list{display:flex;flex-direction:column;gap:10px}
.f-list a,.f-list span{
  font-size:14px;
  color:var(--muted);
  transition:color .16s ease-out;
}
.f-list a:hover{color:var(--brand)}
.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  padding-top:22px;
}
.footer-bottom p{
  margin:0;
  font-size:13px;
  color:var(--muted);
}

/* Offcanvas 定制 */
.offcanvas{
  background:var(--bg-2);
  color:var(--text);
  border-right:1px solid var(--line);
}
.offcanvas-header{border-bottom:1px solid var(--line)}
.offcanvas-title{font-size:16px;font-weight:700}
.btn-close{filter:invert(1) grayscale(1) brightness(1.6)}
.oc-list{display:flex;flex-direction:column;gap:10px}
.oc-list a{
  display:block;
  padding:14px 16px;
  border-radius:var(--r-md);
  border:1px solid var(--line);
  color:var(--text);
  font-size:15px;
  font-weight:600;
}
.oc-list a.active{
  background:rgba(198,255,74,.14);
  border-color:rgba(198,255,74,.4);
  color:var(--accent);
}

/* 响应式 */
@media (max-width:1199px){
  :root{--sec:80px}
}
@media (max-width:991px){
  :root{--sec:72px}
  .search-box{max-width:240px}
  .note-panel{grid-template-columns:1fr}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .split{grid-template-columns:1fr;gap:28px;padding:36px 0}
  .split.rev .split-media{order:1}
  .split.rev .split-copy{order:2}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .cta-band{flex-direction:column;align-items:flex-start}
}
@media (max-width:767px){
  :root{--pad:16px;--sec:56px}
  .header-top{gap:12px;flex-wrap:nowrap}
  .search-box{display:none}
  .header-actions .btn-cta{display:none}
  .menu-btn{display:inline-flex;align-items:center;justify-content:center}
  .hero-inner{max-width:100%}
  .card-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .m-body{padding:18px}
}
@media (max-width:575px){
  .hero-actions .btn-cta,.hero-actions .btn-ghost{width:100%}
  .note-panel{padding:22px}
}

/* roulang page: category2 */
:root{
  --bg:#05090F;
  --bg-2:#0A121C;
  --bg-3:#0E1723;
  --glass:rgba(255,255,255,.045);
  --glass-2:rgba(255,255,255,.07);
  --line:rgba(255,255,255,.09);
  --line-2:rgba(255,255,255,.16);
  --cyan:#2FD2E6;
  --cyan-deep:#1FA9BC;
  --lime:#C6FF4A;
  --lime-hi:#D6FF73;
  --amber:#FFB24B;
  --text:#E8F1F7;
  --muted:#93A6B5;
  --dim:#4A5A67;
  --r-lg:20px;
  --r-md:16px;
  --r-sm:14px;
  --r-pill:999px;
  --sh-card:0 18px 40px rgba(0,0,0,.45);
  --sh-card-hi:0 26px 56px rgba(0,0,0,.55);
  --sh-lime:0 0 0 1px rgba(198,255,74,.35), 0 8px 26px rgba(198,255,74,.28);
  --sec:96px;
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  padding:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
  font-size:16px;
  line-height:1.85;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background:
    radial-gradient(620px 420px at 12% -6%, rgba(47,210,230,.16), transparent 70%),
    radial-gradient(560px 380px at 92% 4%, rgba(198,255,74,.12), transparent 72%);
}
img{max-width:100%;display:block;}
a{color:var(--cyan);text-decoration:none;transition:color .16s var(--ease);}
a:hover,a:visited{color:var(--cyan);}
a:hover{color:var(--lime-hi);}
a:focus-visible,button:focus-visible,input:focus-visible{
  outline:2px solid var(--cyan);
  outline-offset:2px;
  border-radius:6px;
}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--text);}
h1{font-size:clamp(28px,4.2vw,44px);line-height:1.25;}
h2{font-size:clamp(22px,3vw,32px);line-height:1.3;}
h3{font-size:20px;line-height:1.4;font-weight:600;}
h4{font-size:17px;line-height:1.5;font-weight:600;}
p{margin:0 0 16px;}
ul,ol{margin:0;padding:0;list-style:none;}
.shell{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 24px;
  position:relative;
  z-index:1;
}
.glass{
  background:var(--glass);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  backdrop-filter:blur(14px) saturate(140%);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
}
/* ---------- header ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:1040;
  background:rgba(5,9,15,.82);
  backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  border-bottom:1px solid var(--line);
}
.header-top{
  display:flex;
  align-items:center;
  gap:20px;
  padding:14px 24px;
}
.brand{
  display:flex;
  flex-direction:column;
  line-height:1.2;
  flex:0 0 auto;
}
.brand-main{
  font-size:19px;
  font-weight:700;
  color:var(--text);
  letter-spacing:.5px;
}
.brand-main em{
  font-style:normal;
  color:var(--cyan);
  margin-left:1px;
}
.brand-sub{
  font-size:11.5px;
  color:var(--muted);
  letter-spacing:2px;
}
.header-search{
  flex:1 1 auto;
  max-width:420px;
  display:flex;
  align-items:center;
  gap:10px;
  background:var(--glass);
  border:1px solid var(--line);
  border-radius:var(--r-pill);
  padding:0 16px;
  height:42px;
  transition:border-color .16s var(--ease),box-shadow .16s var(--ease);
}
.header-search i{color:var(--muted);font-size:14px;}
.header-search input{
  flex:1 1 auto;
  background:transparent;
  border:0;
  color:var(--text);
  font-size:14px;
  height:100%;
  outline:none;
}
.header-search input::placeholder{color:var(--dim);}
.header-search:focus-within{
  border-color:var(--cyan);
  box-shadow:0 0 0 3px rgba(47,210,230,.14);
}
.header-actions{
  margin-left:auto;
  display:flex;
  align-items:center;
  gap:12px;
  flex:0 0 auto;
}
.btn-lime{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:44px;
  padding:0 22px;
  border:0;
  border-radius:var(--r-pill);
  background:var(--lime);
  color:#08130A;
  font-size:15px;
  font-weight:700;
  letter-spacing:.4px;
  cursor:pointer;
  box-shadow:var(--sh-lime);
  transition:transform .16s var(--ease),background .16s var(--ease),box-shadow .16s var(--ease);
}
.btn-lime:hover{
  background:var(--lime-hi);
  color:#08130A;
  box-shadow:0 0 0 1px rgba(198,255,74,.5), 0 12px 34px rgba(198,255,74,.4);
}
.btn-lime:active{transform:translateY(1px);}
.btn-ghost{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:44px;
  padding:0 22px;
  border:1px solid var(--cyan);
  border-radius:var(--r-pill);
  background:transparent;
  color:var(--cyan);
  font-size:15px;
  font-weight:600;
  cursor:pointer;
  transition:background .16s var(--ease),color .16s var(--ease),box-shadow .16s var(--ease);
}
.btn-ghost:hover{
  background:rgba(47,210,230,.12);
  color:var(--cyan);
  box-shadow:0 0 0 3px rgba(47,210,230,.1);
}
.btn-ghost:active{transform:translateY(1px);}
.nav-toggle{
  display:none;
  width:44px;
  height:44px;
  border:1px solid var(--line);
  border-radius:12px;
  background:var(--glass);
  color:var(--text);
  font-size:17px;
  cursor:pointer;
}
.nav-toggle:hover{border-color:var(--cyan);color:var(--cyan);}
.chan-wrap{
  border-top:1px solid var(--line);
  background:rgba(10,18,28,.6);
}
.chan-inner{
  display:flex;
  align-items:center;
  gap:10px;
  padding:10px 24px;
  overflow-x:auto;
  scrollbar-width:none;
  -ms-overflow-style:none;
  -webkit-overflow-scrolling:touch;
}
.chan-inner::-webkit-scrollbar{display:none;}
.chan-pill{
  flex:0 0 auto;
  display:inline-flex;
  align-items:center;
  min-height:36px;
  padding:0 18px;
  border:1px solid var(--line-2);
  border-radius:var(--r-pill);
  color:var(--muted);
  font-size:14px;
  white-space:nowrap;
  transition:all .16s var(--ease);
}
.chan-pill:hover{
  color:var(--text);
  border-color:var(--cyan);
  background:rgba(47,210,230,.08);
}
.chan-pill.active{
  background:var(--cyan);
  border-color:var(--cyan);
  color:#04181C;
  font-weight:700;
  box-shadow:0 6px 20px rgba(47,210,230,.28);
}
/* ---------- offcanvas ---------- */
.offcanvas.drawer{
  background:var(--bg-2);
  color:var(--text);
  width:300px;
  border-right:1px solid var(--line);
}
.drawer .offcanvas-header{border-bottom:1px solid var(--line);}
.drawer .btn-close{filter:invert(1) grayscale(1);opacity:.7;}
.drawer .offcanvas-body{padding:20px 20px 32px;}
.drawer-nav{display:flex;flex-direction:column;gap:8px;margin-bottom:24px;}
.drawer-nav a{
  display:block;
  padding:12px 16px;
  border:1px solid var(--line);
  border-radius:var(--r-md);
  color:var(--muted);
  font-size:15px;
}
.drawer-nav a:hover{border-color:var(--cyan);color:var(--text);background:rgba(47,210,230,.08);}
.drawer-nav a.active{background:var(--cyan);border-color:var(--cyan);color:#04181C;font-weight:700;}
/* ---------- breadcrumb ---------- */
.crumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--muted);
  padding:22px 0 12px;
}
.crumb a{color:var(--muted);}
.crumb a:hover{color:var(--cyan);}
.crumb .sep{color:var(--dim);}
.crumb .cur{color:var(--cyan);}
/* ---------- hero ---------- */
.cat-hero{
  position:relative;
  overflow:hidden;
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:54px 44px;
  background:
    linear-gradient(180deg,rgba(5,9,15,.72),rgba(5,9,15,.92)),
    url("/assets/images/backpic/back-2.png") center/cover no-repeat;
  box-shadow:var(--sh-card);
}
.cat-hero::after{
  content:"";
  position:absolute;
  inset:auto -80px -120px auto;
  width:320px;
  height:320px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(47,210,230,.18),transparent 68%);
  pointer-events:none;
}
.cat-hero .kicker{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--cyan);
  border:1px solid rgba(47,210,230,.4);
  border-radius:var(--r-pill);
  padding:5px 14px;
  margin-bottom:20px;
  letter-spacing:1px;
}
.cat-hero p.lead{
  max-width:720px;
  margin:20px 0 28px;
  color:var(--muted);
  font-size:16px;
}
.hero-meta{
  display:flex;
  flex-wrap:wrap;
  gap:14px 26px;
  margin-top:26px;
  font-size:13px;
  color:var(--muted);
}
.hero-meta span i{color:var(--cyan);margin-right:6px;}
/* ---------- section base ---------- */
.section{
  padding:var(--sec) 0;
  border-top:1px solid var(--line);
}
.section:first-of-type{border-top:0;}
.sec-head{max-width:760px;margin-bottom:38px;}
.sec-head .eyebrow{
  display:inline-block;
  font-size:13px;
  letter-spacing:2px;
  color:var(--lime);
  margin-bottom:12px;
}
.sec-head p{color:var(--muted);margin:14px 0 0;font-size:15.5px;}
/* ---------- intro + badges ---------- */
.intro-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr;
  gap:32px;
  align-items:start;
}
.intro-text p{color:var(--muted);font-size:15.5px;line-height:1.9;}
.badge-row{
  display:grid;
  gap:14px;
}
.point-badge{
  display:flex;
  gap:14px;
  align-items:flex-start;
  background:var(--glass);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  padding:18px 20px;
  transition:border-color .16s var(--ease),transform .16s var(--ease);
}
.point-badge:hover{border-color:rgba(47,210,230,.45);transform:translateY(-3px);}
.point-badge .pb-ico{
  flex:0 0 38px;
  width:38px;
  height:38px;
  border-radius:12px;
  display:grid;
  place-items:center;
  background:rgba(198,255,74,.12);
  color:var(--lime);
  font-size:16px;
}
.point-badge h3{font-size:16px;margin-bottom:4px;}
.point-badge p{margin:0;color:var(--muted);font-size:14px;line-height:1.7;}
/* ---------- card grid ---------- */
.card-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:24px;
}
.v-card{
  display:flex;
  flex-direction:column;
  background:var(--glass);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  overflow:hidden;
  backdrop-filter:blur(14px) saturate(140%);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  box-shadow:var(--sh-card);
  transition:transform .18s var(--ease),box-shadow .18s var(--ease),border-color .18s var(--ease);
}
.v-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--sh-card-hi);
  border-color:rgba(47,210,230,.45);
}
.v-card .thumb{
  position:relative;
  aspect-ratio:16/10;
  overflow:hidden;
}
.v-card .thumb img{
  width:100%;
  height:100%;
  object-fit:cover;
  border-bottom:1px solid var(--line);
  transition:transform .22s var(--ease);
}
.v-card:hover .thumb img{transform:scale(1.04);}
.v-card .thumb::after{
  content:"";
  position:absolute;
  inset:auto 0 0 0;
  height:56%;
  background:linear-gradient(180deg,transparent,rgba(5,9,15,.86));
}
.v-card .thumb .tag{
  position:absolute;
  top:12px;
  left:12px;
  z-index:2;
  font-size:12px;
  padding:4px 12px;
  border-radius:var(--r-pill);
  background:rgba(5,9,15,.7);
  border:1px solid rgba(47,210,230,.45);
  color:var(--cyan);
  letter-spacing:.5px;
}
.v-card .thumb .num{
  position:absolute;
  right:12px;
  bottom:10px;
  z-index:2;
  font-size:13px;
  color:var(--amber);
  font-weight:700;
}
.v-card .body{
  padding:20px 22px 22px;
  display:flex;
  flex-direction:column;
  flex:1 1 auto;
}
.v-card h3{font-size:17px;margin-bottom:10px;}
.v-card p{
  color:var(--muted);
  font-size:14.5px;
  line-height:1.75;
  margin:0 0 16px;
  flex:1 1 auto;
}
.card-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:14px;
  color:var(--lime);
  font-weight:600;
}
.card-link:hover{color:var(--lime-hi);}
.card-link i{font-size:12px;transition:transform .16s var(--ease);}
.card-link:hover i{transform:translateX(4px);}
/* ---------- timeline ---------- */
.timeline{
  position:relative;
  padding-left:34px;
}
.timeline::before{
  content:"";
  position:absolute;
  left:9px;
  top:10px;
  bottom:10px;
  width:1px;
  background:linear-gradient(180deg,rgba(47,210,230,.6),rgba(198,255,74,.35),rgba(255,255,255,.05));
}
.tl-item{
  position:relative;
  margin-bottom:22px;
}
.tl-item:last-child{margin-bottom:0;}
.tl-item::before{
  content:"";
  position:absolute;
  left:-30px;
  top:24px;
  width:11px;
  height:11px;
  border-radius:50%;
  background:var(--bg);
  border:2px solid var(--cyan);
  box-shadow:0 0 0 4px rgba(47,210,230,.12);
}
.tl-card{
  background:var(--glass);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  padding:20px 24px;
  transition:border-color .16s var(--ease),transform .16s var(--ease);
}
.tl-card:hover{border-color:rgba(47,210,230,.42);transform:translateX(6px);}
.tl-card .step{
  display:inline-block;
  font-size:12.5px;
  letter-spacing:1px;
  color:var(--lime);
  margin-bottom:8px;
}
.tl-card h3{font-size:17px;margin-bottom:6px;}
.tl-card p{margin:0;color:var(--muted);font-size:14.5px;}
/* ---------- split feature ---------- */
.split{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:44px;
  align-items:center;
  margin-bottom:64px;
}
.split:last-child{margin-bottom:0;}
.split .fig{
  border-radius:var(--r-lg);
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--sh-card);
  aspect-ratio:4/3;
}
.split .fig img{width:100%;height:100%;object-fit:cover;}
.split .txt h2{margin-bottom:16px;}
.split .txt p{color:var(--muted);font-size:15.5px;line-height:1.9;}
.split.reverse .fig{order:2;}
.split.reverse .txt{order:1;}
.check-list{margin-top:8px;display:grid;gap:10px;}
.check-list li{
  display:flex;
  gap:10px;
  align-items:flex-start;
  font-size:14.5px;
  color:var(--muted);
  line-height:1.75;
}
.check-list li i{color:var(--cyan);margin-top:5px;font-size:13px;}
/* ---------- faq ---------- */
.faq-acc .accordion-item{
  background:var(--glass);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  margin-bottom:14px;
  overflow:hidden;
}
.faq-acc .accordion-button{
  background:transparent;
  color:var(--text);
  font-size:16px;
  font-weight:600;
  padding:20px 24px 20px 26px;
  border:0;
  box-shadow:none;
  position:relative;
}
.faq-acc .accordion-button::before{
  content:"";
  position:absolute;
  left:0;
  top:16px;
  bottom:16px;
  width:3px;
  border-radius:3px;
  background:var(--cyan);
}
.faq-acc .accordion-button:not(.collapsed){
  color:var(--cyan);
  background:rgba(47,210,230,.06);
}
.faq-acc .accordion-button:focus{
  box-shadow:none;
  outline:2px solid var(--cyan);
  outline-offset:-2px;
}
.faq-acc .accordion-button::after{
  background-image:none;
  content:"\f078";
  font-family:"Font Awesome 6 Free";
  font-weight:900;
  font-size:13px;
  color:var(--muted);
  width:auto;
  height:auto;
  transition:transform .2s var(--ease),color .2s var(--ease);
}
.faq-acc .accordion-button:not(.collapsed)::after{
  transform:rotate(180deg);
  color:var(--cyan);
}
.faq-acc .accordion-body{
  padding:0 24px 22px 26px;
  color:var(--muted);
  font-size:14.5px;
  line-height:1.85;
  animation:fadeIn .24s var(--ease);
}
@keyframes fadeIn{
  from{opacity:0;transform:translateY(-4px);}
  to{opacity:1;transform:translateY(0);}
}
/* ---------- cta ---------- */
.cta-band{
  position:relative;
  overflow:hidden;
  border:1px solid rgba(198,255,74,.32);
  border-radius:var(--r-lg);
  padding:52px 46px;
  background:
    linear-gradient(120deg,rgba(10,18,28,.94),rgba(5,9,15,.9)),
    url("/assets/images/backpic/back-3.png") center/cover no-repeat;
  box-shadow:0 0 0 1px rgba(198,255,74,.12), var(--sh-card);
  display:grid;
  grid-template-columns:1.5fr auto;
  gap:32px;
  align-items:center;
}
.cta-band::after{
  content:"";
  position:absolute;
  right:-90px;
  top:-90px;
  width:300px;
  height:300px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(198,255,74,.18),transparent 68%);
  pointer-events:none;
}
.cta-band h2{margin-bottom:12px;}
.cta-band p{margin:0;color:var(--muted);font-size:15.5px;max-width:640px;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;position:relative;z-index:2;}
/* ---------- footer ---------- */
.site-footer{
  border-top:1px solid var(--line);
  background:linear-gradient(180deg,rgba(10,18,28,.7),rgba(5,9,15,.98));
  padding:64px 0 28px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1fr;
  gap:36px;
}
.site-footer .brand{margin-bottom:16px;}
.f-about{color:var(--muted);font-size:14px;line-height:1.8;margin:0;max-width:340px;}
.f-title{font-size:15px;font-weight:700;margin-bottom:16px;color:var(--text);}
.f-list{display:grid;gap:10px;}
.f-list a,.f-list span{font-size:14px;color:var(--muted);}
.f-list a:hover{color:var(--cyan);}
.footer-bottom{
  margin-top:44px;
  padding-top:22px;
  border-top:1px solid var(--line);
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:10px;
}
.footer-bottom p{margin:0;font-size:13px;color:var(--dim);}
/* ---------- responsive ---------- */
@media (max-width:1199px){
  :root{--sec:80px;}
}
@media (max-width:991px){
  :root{--sec:72px;}
  .header-search{display:none;}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;}
  .intro-grid{grid-template-columns:1fr;gap:26px;}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .split{grid-template-columns:1fr;gap:26px;}
  .split.reverse .fig{order:0;}
  .split.reverse .txt{order:0;}
  .cta-band{grid-template-columns:1fr;padding:42px 32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
}
@media (max-width:767px){
  :root{--sec:60px;}
  .header-top{padding:12px 16px;gap:12px;}
  .shell{padding:0 16px;}
  .chan-inner{padding:10px 16px;}
  .cat-hero{padding:38px 24px;}
  .cat-hero p.lead{font-size:15px;}
  .card-grid{grid-template-columns:1fr;}
  .timeline{padding-left:26px;}
  .tl-item::before{left:-24px;}
  .footer-bottom{flex-direction:column;}
}
@media (max-width:575px){
  :root{--sec:56px;}
  .brand-main{font-size:17px;}
  .brand-sub{font-size:10.5px;letter-spacing:1.4px;}
  .btn-lime,.btn-ghost{min-height:44px;padding:0 18px;font-size:14px;}
  .header-actions .btn-lime{display:none;}
  .cta-band{padding:34px 22px;}
  .cta-actions a{width:100%;}
  .card-grid{gap:18px;}
}

/* roulang page: category3 */
:root{
  --bg:#05090F;
  --bg-2:#0A121C;
  --glass:rgba(255,255,255,0.045);
  --glass-2:rgba(255,255,255,0.07);
  --line:rgba(255,255,255,0.09);
  --cyan:#2FD2E6;
  --cyan-deep:#1FA9BC;
  --cyan-soft:rgba(47,210,230,0.12);
  --lime:#C6FF4A;
  --lime-hover:#D6FF73;
  --amber:#FFB24B;
  --text:#E8F1F7;
  --text-2:#93A6B5;
  --muted:#4A5A67;
  --r-lg:20px;
  --r-md:16px;
  --r-sm:14px;
  --r-pill:999px;
  --shadow:0 18px 40px rgba(0,0,0,.45);
  --shadow-hover:0 26px 56px rgba(0,0,0,.55);
  --shell:1200px;
  --ease:cubic-bezier(.22,.61,.36,1);
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:var(--cyan);text-decoration:none;transition:color .16s var(--ease);}
a:hover,a:focus,a:visited{color:var(--cyan);text-decoration:none;}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--cyan);outline-offset:2px;}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--text);letter-spacing:.2px;}
p{margin:0 0 16px;color:var(--text-2);}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}

.shell{width:100%;max-width:var(--shell);margin:0 auto;padding:0 24px;}
.section{padding:96px 0;border-top:1px solid var(--line);}
.section:first-of-type{border-top:0;}

/* ---------- 顶部导航 ---------- */
.site-header{position:relative;z-index:1050;background:rgba(5,9,15,.86);border-bottom:1px solid var(--line);}
.topbar-inner{display:flex;align-items:center;gap:24px;padding:16px 24px;}
.brand{display:flex;flex-direction:column;line-height:1.15;flex:0 0 auto;}
.brand-main{font-size:22px;font-weight:700;color:var(--text);letter-spacing:.5px;}
.brand-main em{font-style:normal;color:var(--cyan);}
.brand-sub{font-size:12px;color:var(--text-2);letter-spacing:1.6px;margin-top:3px;}
.search-box{
  flex:1 1 auto;max-width:420px;margin-left:auto;display:flex;align-items:center;gap:10px;
  background:var(--glass);border:1px solid var(--line);border-radius:var(--r-pill);
  padding:9px 18px;transition:border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.search-box i{color:var(--text-2);font-size:14px;}
.search-box input{
  flex:1;background:transparent;border:0;color:var(--text);font-size:14px;outline:none;min-width:0;
}
.search-box input::placeholder{color:var(--muted);}
.search-box:focus-within{border-color:var(--cyan);box-shadow:0 0 0 3px rgba(47,210,230,.16);}
.topbar-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.menu-btn{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  background:var(--glass);color:var(--text);font-size:18px;
}
.menu-btn:hover{border-color:var(--cyan);color:var(--cyan);}

/* 频道行 */
.chan-bar{
  position:sticky;top:0;z-index:1040;
  background:rgba(10,18,28,.78);
  backdrop-filter:blur(14px) saturate(140%);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
.chan-inner{
  display:flex;gap:10px;align-items:center;
  padding:12px 24px;max-width:var(--shell);margin:0 auto;
  overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;
  mask-image:linear-gradient(90deg,transparent 0,#000 26px,#000 calc(100% - 26px),transparent 100%);
  -webkit-mask-image:linear-gradient(90deg,transparent 0,#000 26px,#000 calc(100% - 26px),transparent 100%);
}
.chan-inner::-webkit-scrollbar{display:none;}
.chan-pill{
  flex:0 0 auto;padding:8px 18px;border-radius:var(--r-pill);font-size:14.5px;
  color:var(--text-2);border:1px solid var(--line);background:transparent;white-space:nowrap;
  transition:all .18s var(--ease);
}
.chan-pill:hover{color:var(--text);border-color:rgba(47,210,230,.55);background:var(--cyan-soft);}
.chan-pill.active{background:var(--lime);color:#0A121C;border-color:var(--lime);font-weight:700;box-shadow:0 8px 22px rgba(198,255,74,.22);}

/* ---------- 按钮 ---------- */
.btn-glow{
  display:inline-flex;align-items:center;gap:8px;justify-content:center;
  padding:12px 26px;border-radius:var(--r-pill);border:0;cursor:pointer;
  background:var(--lime);color:#08121A;font-weight:700;font-size:15px;line-height:1.2;
  box-shadow:0 0 0 1px rgba(198,255,74,.35),0 8px 26px rgba(198,255,74,.28);
  transition:transform .16s var(--ease),box-shadow .16s var(--ease),background .16s var(--ease);
}
.btn-glow:hover{background:var(--lime-hover);color:#08121A;transform:translateY(-2px);
  box-shadow:0 0 0 1px rgba(198,255,74,.5),0 14px 34px rgba(198,255,74,.36);}
.btn-glow:active{transform:translateY(1px);box-shadow:0 0 0 1px rgba(198,255,74,.4),0 6px 16px rgba(198,255,74,.24);}
.btn-line{
  display:inline-flex;align-items:center;gap:8px;justify-content:center;
  padding:11px 24px;border-radius:var(--r-pill);cursor:pointer;font-size:15px;font-weight:600;
  border:1px solid rgba(47,210,230,.6);background:transparent;color:var(--cyan);
  transition:all .16s var(--ease);
}
.btn-line:hover{background:var(--cyan-soft);color:var(--cyan);border-color:var(--cyan);}
.btn-line:active{transform:translateY(1px);}
.btn-ghost{
  padding:10px 18px;border-radius:var(--r-pill);border:1px solid var(--line);
  color:var(--text-2);font-size:14px;background:transparent;transition:all .16s var(--ease);
}
.btn-ghost:hover{color:var(--cyan);border-color:var(--cyan);background:var(--cyan-soft);}

/* ---------- 面包屑 ---------- */
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin-bottom:12px;}
.crumb a{color:var(--text-2);}
.crumb a:hover{color:var(--cyan);}
.crumb .sep{color:var(--muted);}
.crumb .current{color:var(--text-2);}

/* ---------- 分类 Hero ---------- */
.cat-hero{
  position:relative;overflow:hidden;
  padding:64px 0 72px;
  background:
    radial-gradient(560px 340px at 12% 8%, rgba(47,210,230,.16), transparent 68%),
    radial-gradient(520px 320px at 88% 92%, rgba(198,255,74,.13), transparent 66%),
    linear-gradient(rgba(5,9,15,.9),rgba(5,9,15,.96)),
    url('/assets/images/backpic/back-2.png') center/cover no-repeat;
}
.cat-hero-grid{display:grid;grid-template-columns:1.35fr .95fr;gap:48px;align-items:center;}
.tag{
  display:inline-flex;align-items:center;gap:8px;padding:6px 16px;border-radius:var(--r-pill);
  font-size:13px;font-weight:600;color:var(--lime);background:rgba(198,255,74,.1);
  border:1px solid rgba(198,255,74,.3);margin-bottom:18px;
}
.cat-hero h1{font-size:clamp(28px,4.2vw,44px);line-height:1.25;margin-bottom:18px;}
.cat-hero h1 span{color:var(--cyan);}
.cat-hero p.lead{font-size:16px;line-height:1.85;max-width:640px;margin-bottom:26px;}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;}
.hero-art{
  position:relative;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);
  box-shadow:var(--shadow);aspect-ratio:4/3;
}
.hero-art img{width:100%;height:100%;object-fit:cover;}
.hero-art::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(5,9,15,0) 42%,rgba(5,9,15,.72) 100%);
}
.hero-art .art-note{
  position:absolute;left:18px;bottom:16px;z-index:2;font-size:13px;color:var(--text);letter-spacing:.4px;
}

/* ---------- 板块标题 ---------- */
.sec-head{max-width:760px;margin-bottom:44px;}
.sec-head h2{font-size:clamp(22px,3vw,32px);line-height:1.3;margin-bottom:14px;}
.sec-head p{font-size:15.5px;margin:0;}

/* ---------- 说明 + 要点徽章 ---------- */
.intro-grid{display:grid;grid-template-columns:1.5fr 1fr;gap:44px;align-items:start;}
.intro-grid h2{font-size:clamp(22px,3vw,32px);line-height:1.35;margin-bottom:18px;}
.point-list{display:flex;flex-direction:column;gap:14px;}
.point{
  display:flex;gap:14px;align-items:flex-start;padding:18px 20px;border-radius:var(--r-md);
  background:var(--glass);border:1px solid var(--line);backdrop-filter:blur(14px) saturate(140%);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  transition:transform .18s var(--ease),border-color .18s var(--ease);
}
.point:hover{transform:translateY(-4px);border-color:rgba(47,210,230,.45);}
.point i{color:var(--cyan);font-size:17px;margin-top:5px;}
.point strong{display:block;font-size:15.5px;color:var(--text);margin-bottom:2px;}
.point span{font-size:14px;color:var(--text-2);line-height:1.7;}

/* ---------- 场景卡网格 ---------- */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.t-card{
  display:flex;flex-direction:column;border-radius:var(--r-lg);overflow:hidden;
  background:var(--glass);border:1px solid var(--line);box-shadow:var(--shadow);
  backdrop-filter:blur(14px) saturate(140%);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
  height:100%;
}
.t-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(47,210,230,.5);}
.t-media{position:relative;aspect-ratio:16/10;overflow:hidden;}
.t-media img{width:100%;height:100%;object-fit:cover;transition:transform .3s var(--ease);}
.t-card:hover .t-media img{transform:scale(1.03);}
.t-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(5,9,15,0) 46%,rgba(5,9,15,.78) 100%);}
.t-media .chip{
  position:absolute;left:14px;top:14px;z-index:2;padding:4px 12px;border-radius:var(--r-pill);
  font-size:12px;font-weight:600;color:#08121A;background:var(--lime);
}
.t-body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1;}
.t-body h3{font-size:17px;line-height:1.5;margin-bottom:10px;}
.t-body p{font-size:14.5px;line-height:1.75;margin-bottom:16px;flex:1;}
.t-link{font-size:14px;font-weight:600;color:var(--cyan);display:inline-flex;align-items:center;gap:6px;}
.t-link i{transition:transform .16s var(--ease);}
.t-link:hover i{transform:translateX(4px);}

/* ---------- 时间轴 ---------- */
.timeline{position:relative;padding-left:34px;}
.timeline::before{
  content:"";position:absolute;left:11px;top:8px;bottom:8px;width:1px;
  background:linear-gradient(180deg,rgba(47,210,230,.7),rgba(198,255,74,.35),rgba(255,255,255,.06));
}
.tl-item{position:relative;padding:0 0 30px 0;}
.tl-item:last-child{padding-bottom:0;}
.tl-item::before{
  content:"";position:absolute;left:-29px;top:9px;width:11px;height:11px;border-radius:50%;
  background:var(--bg);border:2px solid var(--cyan);box-shadow:0 0 0 4px rgba(47,210,230,.12);
}
.tl-item:nth-child(even)::before{border-color:var(--lime);box-shadow:0 0 0 4px rgba(198,255,74,.12);}
.tl-card{
  padding:22px 24px;border-radius:var(--r-md);background:var(--glass);border:1px solid var(--line);
  transition:transform .18s var(--ease),border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.tl-card:hover{transform:translateX(6px);border-color:rgba(47,210,230,.45);box-shadow:var(--shadow);}
.tl-top{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-bottom:8px;}
.tl-num{
  font-size:15px;font-weight:700;color:var(--lime);letter-spacing:1px;
  font-variant-numeric:tabular-nums;
}
.tl-card h3{font-size:17px;margin-bottom:6px;}
.tl-card p{font-size:14.5px;line-height:1.75;margin:0;}

/* ---------- 图文交错 ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;}
.split + .split{margin-top:72px;}
.split-media{border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow);aspect-ratio:4/3;position:relative;}
.split-media img{width:100%;height:100%;object-fit:cover;}
.split-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(5,9,15,0) 55%,rgba(5,9,15,.6) 100%);}
.split-body h2{font-size:clamp(22px,3vw,32px);line-height:1.35;margin-bottom:18px;}
.split-body p{font-size:15.5px;line-height:1.85;}
.split-body ul{margin:18px 0 0;}
.split-body ul li{
  position:relative;padding-left:22px;margin-bottom:10px;font-size:15px;color:var(--text-2);line-height:1.75;
}
.split-body ul li::before{
  content:"";position:absolute;left:0;top:11px;width:7px;height:7px;border-radius:50%;
  background:var(--cyan);
}
.split.reverse .split-media{order:2;}
.split.reverse .split-body{order:1;}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px;margin:0 auto;}
.accordion-item{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--r-md) !important;
  margin-bottom:14px;overflow:hidden;
}
.accordion-button{
  background:transparent;color:var(--text);font-size:16px;font-weight:600;
  padding:20px 24px 20px 30px;box-shadow:none;position:relative;border-radius:var(--r-md) !important;
  transition:color .16s var(--ease);
}
.accordion-button::before{
  content:"";position:absolute;left:14px;top:50%;transform:translateY(-50%);
  width:3px;height:20px;border-radius:2px;background:var(--cyan);
}
.accordion-button:not(.collapsed){color:var(--cyan);background:rgba(47,210,230,.06);}
.accordion-button:focus{box-shadow:none;}
.accordion-button::after{
  background-image:none;content:"\f107";font-family:"Font Awesome 6 Free";font-weight:900;
  width:auto;height:auto;font-size:15px;color:var(--text-2);
  transition:transform .18s var(--ease),color .18s var(--ease);
}
.accordion-button:not(.collapsed)::after{transform:rotate(180deg);color:var(--cyan);}
.accordion-body{padding:4px 24px 22px 30px;color:var(--text-2);font-size:14.5px;line-height:1.85;}

/* ---------- CTA 条 ---------- */
.cta-band{
  border-radius:var(--r-lg);padding:52px 48px;
  background:
    radial-gradient(520px 260px at 18% 20%, rgba(198,255,74,.18), transparent 70%),
    linear-gradient(120deg,rgba(47,210,230,.14),rgba(10,18,28,.9));
  border:1px solid rgba(198,255,74,.28);
  display:flex;flex-wrap:wrap;gap:28px;align-items:center;justify-content:space-between;
}
.cta-band h2{font-size:clamp(22px,3vw,32px);margin-bottom:10px;}
.cta-band p{margin:0;max-width:640px;font-size:15px;}
.cta-band .cta-actions{display:flex;flex-wrap:wrap;gap:14px;}

/* ---------- 页脚 ---------- */
.site-footer{border-top:1px solid var(--line);background:var(--bg-2);padding:64px 0 26px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;}
.f-about{font-size:14px;line-height:1.8;color:var(--text-2);margin-top:16px;max-width:360px;}
.f-title{font-size:15px;color:var(--text);margin-bottom:16px;font-weight:600;}
.f-list li{margin-bottom:10px;}
.f-list a{font-size:14px;color:var(--text-2);}
.f-list a:hover{color:var(--cyan);}
.f-list span{font-size:14px;color:var(--muted);}
.footer-bottom{
  border-top:1px solid var(--line);margin-top:44px;padding-top:22px;
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
}
.footer-bottom p{font-size:13px;color:var(--muted);margin:0;}

/* ---------- 抽屉 ---------- */
.offcanvas{background:var(--bg-2);color:var(--text);border-right:1px solid var(--line);}
.offcanvas-header{border-bottom:1px solid var(--line);}
.offcanvas-title{font-size:16px;font-weight:700;}
.offcanvas .drawer-link{
  display:block;padding:14px 4px;border-bottom:1px solid var(--line);
  color:var(--text-2);font-size:15px;
}
.offcanvas .drawer-link:hover,.offcanvas .drawer-link.active{color:var(--cyan);}
.drawer-search{
  display:flex;align-items:center;gap:10px;background:var(--glass);border:1px solid var(--line);
  border-radius:var(--r-pill);padding:10px 16px;margin:18px 0 8px;
}
.drawer-search input{flex:1;background:transparent;border:0;outline:none;color:var(--text);font-size:14px;min-width:0;}
.drawer-search input::placeholder{color:var(--muted);}
.btn-close{filter:invert(1) grayscale(1);opacity:.7;}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .card-grid{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:991.98px){
  .section{padding:72px 0;}
  .cat-hero-grid{grid-template-columns:1fr;gap:32px;}
  .hero-art{max-width:560px;}
  .intro-grid{grid-template-columns:1fr;gap:28px;}
  .split{grid-template-columns:1fr;gap:28px;}
  .split.reverse .split-media{order:1;}
  .split.reverse .split-body{order:2;}
  .split + .split{margin-top:56px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-band{padding:40px 30px;}
}
@media (max-width:767.98px){
  .section{padding:56px 0;}
  .shell{padding:0 16px;}
  .topbar-inner{padding:14px 16px;gap:14px;}
  .search-box{display:none;}
  .topbar-actions .btn-ghost{display:none;}
  .menu-btn{display:inline-flex;align-items:center;justify-content:center;}
  .chan-inner{padding:10px 16px;}
  .cat-hero{padding:40px 0 52px;}
  .card-grid{grid-template-columns:1fr;}
  .split-media{aspect-ratio:16/10;}
  .tl-card:hover{transform:none;}
  .cta-band{padding:32px 22px;}
  .cta-band .cta-actions{width:100%;}
  .cta-band .cta-actions a{flex:1 1 auto;justify-content:center;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;}
}
@media (max-width:575.98px){
  .cat-hero h1{font-size:26px;}
  .brand-main{font-size:20px;}
  .btn-glow,.btn-line{padding:12px 20px;font-size:14.5px;}
  .hero-cta a{flex:1 1 100%;}
  .timeline{padding-left:28px;}
}

/* roulang page: category4 */
:root{
  --bg:#05090F;
  --bg-2:#0A121C;
  --glass:rgba(255,255,255,.045);
  --line:rgba(255,255,255,.09);
  --cyan:#2FD2E6;
  --cyan-d:#1FA9BC;
  --lime:#C6FF4A;
  --lime-h:#D6FF73;
  --amber:#FFB24B;
  --text:#E8F1F7;
  --muted:#93A6B5;
  --disabled:#4A5A67;
  --r-lg:20px;
  --r-md:16px;
  --r-sm:14px;
  --r-pill:999px;
  --shadow:0 18px 40px rgba(0,0,0,.45);
  --shadow-hover:0 26px 56px rgba(0,0,0,.55);
  --shell:1200px;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;}
a{color:inherit;text-decoration:none;transition:color .16s ease-out,background-color .16s ease-out,border-color .16s ease-out;}
a:hover,a:visited{color:inherit;text-decoration:none;}
ul,ol{margin:0;padding:0 0 0 20px;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--cyan);outline-offset:2px;}

.shell{width:100%;max-width:var(--shell);margin:0 auto;padding:0 24px;}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(5,9,15,.78);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  backdrop-filter:blur(14px) saturate(140%);
  border-bottom:1px solid var(--line);
}
.nav-top{display:flex;align-items:center;gap:24px;min-height:74px;}
.brand{display:flex;flex-direction:column;line-height:1.2;}
.brand-main{font-size:19px;font-weight:700;letter-spacing:.4px;color:var(--text);}
.brand-main em{font-style:normal;color:var(--lime);}
.brand-sub{font-size:12px;color:var(--muted);letter-spacing:2px;}

.nav-search{
  flex:1 1 auto;max-width:420px;display:flex;align-items:center;gap:10px;
  height:42px;padding:0 18px;border-radius:var(--r-pill);
  background:var(--glass);border:1px solid var(--line);
  transition:border-color .16s ease-out,box-shadow .16s ease-out;
}
.nav-search:focus-within{border-color:var(--cyan);box-shadow:0 0 0 3px rgba(47,210,230,.14);}
.nav-search i{font-size:14px;color:var(--muted);}
.nav-search input{flex:1;height:100%;background:transparent;border:0;outline:0;color:var(--text);font-size:14px;}
.nav-search input::placeholder{color:var(--muted);}

.nav-actions{margin-left:auto;display:flex;align-items:center;gap:12px;}

.btn-glow,.btn-ghost,.btn-dark{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;border-radius:var(--r-pill);
  font-size:14.5px;font-weight:700;white-space:nowrap;cursor:pointer;
  transition:transform .16s ease-out,background-color .16s ease-out,box-shadow .16s ease-out,color .16s ease-out;
}
.btn-glow{
  background:var(--lime);color:#08140A;border:1px solid transparent;
  box-shadow:0 0 0 1px rgba(198,255,74,.35),0 8px 26px rgba(198,255,74,.28);
}
.btn-glow:hover{background:var(--lime-h);color:#08140A;transform:translateY(-1px);box-shadow:0 0 0 1px rgba(198,255,74,.55),0 12px 34px rgba(198,255,74,.36);}
.btn-glow:active{transform:translateY(1px);box-shadow:0 0 0 1px rgba(198,255,74,.4),0 4px 16px rgba(198,255,74,.24);}
.btn-ghost{background:transparent;border:1px solid var(--cyan);color:var(--cyan);}
.btn-ghost:hover{background:rgba(47,210,230,.12);color:var(--cyan);border-color:var(--cyan);}
.btn-ghost:active{transform:translateY(1px);}
.btn-dark{background:#061318;color:var(--lime);border:1px solid rgba(6,19,24,.9);}
.btn-dark:hover{background:#0C2029;color:var(--lime-h);transform:translateY(-1px);}

.nav-burger{
  display:none;width:44px;height:44px;border-radius:var(--r-md);
  background:var(--glass);border:1px solid var(--line);color:var(--text);font-size:17px;
}
.nav-burger:hover{border-color:var(--cyan);color:var(--cyan);}

.nav-chan{border-top:1px solid var(--line);background:rgba(10,18,28,.62);}
.chan-scroll{
  position:relative;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;
  -webkit-mask-image:linear-gradient(90deg,transparent 0,#000 18px,#000 calc(100% - 18px),transparent 100%);
  mask-image:linear-gradient(90deg,transparent 0,#000 18px,#000 calc(100% - 18px),transparent 100%);
}
.chan-scroll::-webkit-scrollbar{display:none;}
.chan-inner{display:flex;gap:10px;padding:10px 0;min-width:max-content;}
.chan-pill{
  display:inline-flex;align-items:center;height:40px;padding:0 20px;
  border-radius:var(--r-pill);border:1px solid var(--line);
  color:var(--muted);font-size:14px;white-space:nowrap;
}
.chan-pill:hover{color:var(--text);border-color:rgba(47,210,230,.55);background:rgba(47,210,230,.08);}
.chan-pill.active{background:var(--cyan);border-color:var(--cyan);color:#04131A;font-weight:700;}
.chan-pill.active:hover{background:var(--cyan-d);border-color:var(--cyan-d);color:#04131A;}

/* 抽屉 */
.drawer{background:var(--bg-2);border-left:1px solid var(--line);color:var(--text);width:320px;}
.drawer .offcanvas-header{border-bottom:1px solid var(--line);}
.drawer .btn-close{filter:invert(1) grayscale(1);opacity:.75;}
.drawer .btn-close:hover{opacity:1;}
.drawer-list{list-style:none;padding:0;margin:0 0 24px;display:flex;flex-direction:column;}
.drawer-list li{border-bottom:1px solid var(--line);}
.drawer-list a{display:block;padding:15px 4px;font-size:15px;color:var(--text);}
.drawer-list a:hover{color:var(--cyan);}

/* ---------- 栏头 Hero ---------- */
.page-hero{position:relative;overflow:hidden;padding:64px 0 60px;border-bottom:1px solid var(--line);}
.page-hero-bg{
  position:absolute;inset:0;background-size:cover;background-position:center;
  opacity:.16;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(5,9,15,.55) 0%,rgba(5,9,15,.92) 78%,var(--bg) 100%);
}
.page-hero::before{
  content:"";position:absolute;width:520px;height:520px;left:-140px;top:-180px;
  background:radial-gradient(circle,rgba(47,210,230,.18) 0%,rgba(47,210,230,0) 68%);
  filter:blur(120px);pointer-events:none;z-index:1;
}
.page-hero .glow-2{position:absolute;width:460px;height:460px;right:-120px;top:40px;
  background:radial-gradient(circle,rgba(198,255,74,.16) 0%,rgba(198,255,74,0) 70%);
  filter:blur(130px);pointer-events:none;z-index:1;}
.page-hero-inner{position:relative;z-index:2;max-width:880px;}

.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin-bottom:18px;}
.crumb a{color:var(--muted);}
.crumb a:hover{color:var(--cyan);}
.crumb .sep{color:var(--disabled);}
.crumb .cur{color:var(--text);}

.hero-tag{
  display:inline-flex;align-items:center;gap:8px;height:32px;padding:0 16px;margin-bottom:20px;
  border-radius:var(--r-pill);background:rgba(47,210,230,.12);
  border:1px solid rgba(47,210,230,.35);color:var(--cyan);font-size:13px;letter-spacing:.5px;
}
h1{
  margin:0 0 18px;font-size:clamp(28px,4.2vw,44px);line-height:1.25;font-weight:700;letter-spacing:.5px;
}
.hero-sub{margin:0 0 28px;font-size:clamp(15px,1.6vw,17px);color:var(--muted);max-width:720px;line-height:1.9;}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;}

/* ---------- 通用板块 ---------- */
.section{padding:96px 0;}
.section + .section{border-top:1px solid var(--line);}
.sec-head{max-width:760px;margin-bottom:44px;}
.sec-head h2{margin:0 0 14px;font-size:clamp(22px,3vw,32px);line-height:1.3;font-weight:700;}
.sec-head p{margin:0;color:var(--muted);font-size:15px;line-height:1.9;}
.sec-label{display:inline-block;margin-bottom:14px;font-size:13px;color:var(--cyan);letter-spacing:2px;}

.facts{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.fact{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--r-md);
  padding:26px 24px;-webkit-backdrop-filter:blur(14px) saturate(140%);backdrop-filter:blur(14px) saturate(140%);
  transition:transform .18s ease-out,box-shadow .18s ease-out,border-color .18s ease-out;
}
.fact:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(47,210,230,.4);}
.fact i{font-size:20px;color:var(--cyan);margin-bottom:14px;display:block;}
.fact h3{margin:0 0 8px;font-size:17px;font-weight:600;}
.fact p{margin:0;font-size:14.5px;line-height:1.75;color:var(--muted);}

/* ---------- 卡片网格 ---------- */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.pcard{
  display:flex;flex-direction:column;overflow:hidden;
  background:var(--glass);border:1px solid var(--line);border-radius:var(--r-md);
  transition:transform .18s ease-out,box-shadow .18s ease-out,border-color .18s ease-out;
}
.pcard:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(47,210,230,.45);}
.pcard-media{position:relative;aspect-ratio:16/10;overflow:hidden;border-bottom:1px solid var(--line);}
.pcard-media img{width:100%;height:100%;object-fit:cover;transition:transform .2s ease-out;}
.pcard:hover .pcard-media img{transform:scale(1.03);}
.pcard-body{padding:20px 20px 24px;display:flex;flex-direction:column;flex:1;}
.pcard-tag{
  align-self:flex-start;margin-bottom:12px;padding:3px 12px;border-radius:var(--r-pill);
  font-size:12px;color:var(--amber);background:rgba(255,178,75,.12);border:1px solid rgba(255,178,75,.3);
}
.pcard h3{margin:0 0 10px;font-size:17px;line-height:1.5;font-weight:600;}
.pcard p{margin:0 0 18px;font-size:14.5px;line-height:1.75;color:var(--muted);}
.pcard-link{margin-top:auto;font-size:14px;color:var(--cyan);font-weight:600;}
.pcard-link:hover{color:var(--lime-h);}
.pcard-link i{margin-left:6px;font-size:12px;transition:transform .16s ease-out;}
.pcard-link:hover i{transform:translateX(3px);}

/* ---------- 对照表 ---------- */
.table-wrap{
  overflow-x:auto;border:1px solid var(--line);border-radius:var(--r-md);
  background:var(--glass);-webkit-backdrop-filter:blur(14px) saturate(140%);backdrop-filter:blur(14px) saturate(140%);
}
table.cmp{width:100%;min-width:800px;border-collapse:collapse;font-size:14.5px;}
table.cmp th{
  padding:16px 18px;text-align:left;font-weight:600;color:var(--cyan);
  background:rgba(47,210,230,.08);border-bottom:1px solid var(--line);white-space:nowrap;font-size:13.5px;
}
table.cmp td{padding:16px 18px;border-bottom:1px solid var(--line);color:var(--text);vertical-align:top;line-height:1.7;}
table.cmp tbody tr{transition:background-color .16s ease-out;}
table.cmp tbody tr:hover{background:rgba(255,255,255,.035);}
table.cmp tbody tr:last-child td{border-bottom:0;}
table.cmp td:first-child{font-weight:600;}
table.cmp td .mini{color:var(--muted);font-size:13.5px;}
.cost{color:var(--amber);white-space:nowrap;font-variant-numeric:tabular-nums;}

/* ---------- 长内容 左右交错 ---------- */
.split{display:grid;grid-template-columns:1.05fr 1fr;gap:52px;align-items:center;padding:56px 0;border-top:1px solid var(--line);}
.split:first-of-type{border-top:0;padding-top:0;}
.split.rev .split-media{order:2;}
.split h2{margin:0 0 16px;font-size:clamp(20px,2.4vw,26px);line-height:1.35;font-weight:700;}
.split p{margin:0 0 16px;color:var(--muted);font-size:15px;line-height:1.9;}
.split ol,.split ul{color:var(--muted);font-size:14.5px;line-height:1.9;display:flex;flex-direction:column;gap:8px;}
.split ol li::marker{color:var(--cyan);font-weight:700;}
.split ul li::marker{color:var(--cyan);}
.split-media img{
  width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-md);
  border:1px solid var(--line);box-shadow:var(--shadow);
}
.split-media{position:relative;}
.split-media::after{
  content:"";position:absolute;inset:0;border-radius:var(--r-md);
  background:linear-gradient(180deg,rgba(5,9,15,0) 55%,rgba(5,9,15,.55) 100%);pointer-events:none;
}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px;}
.accordion-item{
  background:var(--glass);border:1px solid var(--line) !important;border-radius:var(--r-md) !important;
  margin-bottom:14px;overflow:hidden;
  -webkit-backdrop-filter:blur(14px) saturate(140%);backdrop-filter:blur(14px) saturate(140%);
}
.accordion-button{
  position:relative;background:transparent;color:var(--text);box-shadow:none;
  font-size:16px;font-weight:600;padding:20px 22px 20px 28px;line-height:1.6;
}
.accordion-button::before{
  content:"";position:absolute;left:0;top:16px;bottom:16px;width:3px;border-radius:2px;background:var(--cyan);
}
.accordion-button:not(.collapsed){color:var(--cyan);background:rgba(47,210,230,.07);}
.accordion-button:focus{box-shadow:none;border-color:transparent;}
.accordion-button::after{
  background-image:none;content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;
  width:auto;height:auto;font-size:13px;color:var(--muted);transform:none;transition:transform .18s ease-out,color .18s ease-out;
}
.accordion-button:not(.collapsed)::after{transform:rotate(180deg);color:var(--cyan);}
.accordion-body{padding:0 22px 22px 28px;color:var(--muted);font-size:14.5px;line-height:1.9;}

/* ---------- CTA 全宽条 ---------- */
.cta-band{padding:72px 0;}
.cta-card{
  position:relative;overflow:hidden;background:var(--lime);color:#061318;
  border-radius:var(--r-lg);padding:44px 46px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
  box-shadow:0 0 0 1px rgba(198,255,74,.45),0 24px 60px rgba(198,255,74,.18);
}
.cta-card::after{
  content:"";position:absolute;width:420px;height:420px;right:-120px;top:-180px;
  background:radial-gradient(circle,rgba(255,255,255,.5) 0%,rgba(255,255,255,0) 70%);
  filter:blur(60px);pointer-events:none;
}
.cta-card h2{margin:0 0 10px;font-size:clamp(20px,2.6vw,28px);font-weight:700;color:#061318;line-height:1.35;}
.cta-card p{margin:0;color:rgba(6,19,24,.78);font-size:15px;max-width:620px;line-height:1.85;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;position:relative;z-index:2;}
.cta-note{position:relative;z-index:2;max-width:640px;}

/* ---------- 页脚 ---------- */
.site-footer{margin-top:0;background:var(--bg-2);border-top:1px solid var(--line);padding:72px 0 32px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;}
.f-about{margin-top:16px;color:var(--muted);font-size:14px;line-height:1.85;max-width:340px;}
.f-title{margin:0 0 18px;font-size:15px;font-weight:600;color:var(--text);}
.f-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:11px;}
.f-list li{font-size:14px;color:var(--muted);}
.f-list a{color:var(--muted);}
.f-list a:hover{color:var(--cyan);}
.footer-bottom{
  margin-top:52px;padding-top:24px;border-top:1px solid var(--line);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  color:var(--muted);font-size:13px;
}
.footer-bottom p{margin:0;}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .cards{grid-template-columns:repeat(3,1fr);}
}
@media (max-width:991px){
  .shell{padding:0 20px;}
  .section{padding:72px 0;}
  .nav-search{display:none;}
  .nav-burger{display:inline-flex;align-items:center;justify-content:center;}
  .nav-top{gap:16px;}
  .facts{grid-template-columns:1fr;gap:16px;}
  .cards{grid-template-columns:repeat(2,1fr);gap:20px;}
  .split{grid-template-columns:1fr;gap:28px;padding:44px 0;}
  .split.rev .split-media{order:0;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .page-hero{padding:52px 0 48px;}
  .cta-card{padding:36px 30px;}
}
@media (max-width:575px){
  .shell{padding:0 16px;}
  .section{padding:56px 0;}
  .cards{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .hero-cta .btn-glow,.hero-cta .btn-ghost{width:100%;}
  .chan-pill{height:44px;}
  .page-hero{padding:44px 0 40px;}
  .cta-band{padding:56px 0;}
  .cta-card{padding:30px 22px;}
  .cta-actions{width:100%;}
  .cta-actions .btn-dark,.cta-actions .btn-glow{width:100%;}
  .footer-bottom{flex-direction:column;}
}