/* roulang page: index */
:root{
  --brand-700:#1E3FA8;
  --brand-600:#2D5BE3;
  --brand-500:#4C7BF4;
  --brand-100:#E8EFFE;
  --live:#FF5A3C;
  --pulse:#12B8A6;
  --ink-900:#101828;
  --ink-600:#475467;
  --ink-400:#98A2B3;
  --line:#E4E9F2;
  --bg-page:#F5F7FB;
  --bg-card:#FFFFFF;
  --bg-soft:#FAFBFF;
  --footer-bg:#0E1A33;
  --radius-card:16px;
  --radius-btn:10px;
  --radius-img:12px;
  --shadow-1:0 1px 2px rgba(16,24,40,.06);
  --shadow-2:0 8px 24px rgba(29,58,120,.08);
  --shadow-3:0 16px 40px rgba(29,58,120,.14);
  --ease:180ms ease;
  --fs-h1:40px;
  --fs-h2:28px;
  --fs-h3:20px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"HarmonyOS Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--ink-600);
  background:var(--bg-page);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--brand-700);text-decoration:none;transition:color var(--ease)}
a:hover{color:var(--brand-500)}
h1,h2,h3,h4{margin:0;color:var(--ink-900);font-weight:700;line-height:1.3}
h1{font-size:var(--fs-h1)}
h2{font-size:var(--fs-h2)}
h3{font-size:var(--fs-h3)}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
button,input,select,textarea{font:inherit;color:inherit}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}
:focus-visible{outline:2px solid var(--brand-500);outline-offset:2px;border-radius:6px}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:72px 0}
.section-tight{padding:48px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px}
.section-head .eyebrow{display:block;font-size:13px;letter-spacing:.08em;color:var(--brand-600);font-weight:600;margin-bottom:8px}
.section-head p{margin-top:10px;font-size:15px;color:var(--ink-600);max-width:640px}
.section-link{font-size:15px;font-weight:600;white-space:nowrap;display:inline-flex;align-items:center;gap:6px}
.section-link i{transition:transform var(--ease)}
.section-link:hover i{transform:translateX(3px)}

/* 按钮 */
.btn{--bs-btn-focus-box-shadow:0 0 0 .2rem rgba(76,123,244,.25);border-radius:var(--radius-btn);font-weight:600;transition:all var(--ease)}
.btn-brand{background:var(--brand-600);border:1px solid var(--brand-600);color:#fff;height:48px;padding:0 24px;display:inline-flex;align-items:center;justify-content:center;gap:8px}
.btn-brand:hover,.btn-brand:focus{background:var(--brand-500);border-color:var(--brand-500);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-2)}
.btn-brand:active{transform:none;background:var(--brand-700);border-color:var(--brand-700)}
.btn-brand-lg{height:56px;padding:0 32px;font-size:17px}
.btn-ghost{background:#fff;border:1px solid var(--line);color:var(--ink-900);height:48px;padding:0 24px;display:inline-flex;align-items:center;justify-content:center;gap:8px}
.btn-ghost:hover{border-color:var(--brand-500);color:var(--brand-600);background:#fff}
.btn-ghost-lg{height:56px;padding:0 30px;font-size:17px}
.btn:disabled,.btn.disabled{opacity:.6;pointer-events:none}

/* 顶部状态条 */
.status-bar{background:var(--brand-700);color:#fff;font-size:13px}
.status-bar .container{display:flex;align-items:center;gap:10px;height:36px}
.status-bar .dot{width:7px;height:7px;border-radius:50%;background:var(--live);animation:breathe 1.8s ease-in-out infinite}
.status-bar .divider{opacity:.4}
.status-bar .right{margin-left:auto;opacity:.85}
.status-bar .right a{color:#fff;text-decoration:underline;text-underline-offset:3px}
@keyframes breathe{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.35;transform:scale(.82)}}

/* 导航 */
.site-header{position:sticky;top:0;z-index:1030;background:#fff;border-bottom:1px solid var(--line)}
.site-header .navbar{padding:0;min-height:72px}
.brand{display:flex;align-items:center;gap:12px;color:var(--ink-900)}
.brand:hover{color:var(--ink-900)}
.brand-mark{width:42px;height:42px;border-radius:12px;background:linear-gradient(135deg,var(--brand-600),var(--brand-700));color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:17px;letter-spacing:.02em;box-shadow:var(--shadow-1)}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text .main{font-size:19px;font-weight:700;color:var(--ink-900)}
.brand-text .sub{font-size:12px;color:var(--ink-400);letter-spacing:.02em}
.navbar-nav{gap:6px}
.nav-link{position:relative;padding:10px 14px !important;font-size:15px;font-weight:500;color:var(--ink-600);border-radius:999px}
.nav-link::after{content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;background:var(--brand-600);transform:scaleX(0);transform-origin:left;transition:transform 160ms ease}
.nav-link:hover{color:var(--brand-600)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.active{color:var(--brand-700);background:var(--brand-100)}
.nav-link.active::after{transform:scaleX(0)}
.nav-actions{display:flex;align-items:center;gap:12px}
.live-badge{display:inline-flex;align-items:center;gap:7px;background:#FFF1EE;color:#C33A22;border:1px solid #FFD9D1;font-size:12px;font-weight:600;padding:6px 12px;border-radius:999px;white-space:nowrap}
.live-badge .dot{width:6px;height:6px;border-radius:50%;background:var(--live);animation:breathe 1.8s ease-in-out infinite}
.navbar-toggler{border:1px solid var(--line);border-radius:10px;padding:8px 11px;color:var(--ink-900)}
.navbar-toggler:focus{box-shadow:none}
.mobile-cta{display:none}

/* Hero */
.hero{position:relative;background:#fff;border-bottom:1px solid var(--line);overflow:hidden}
.hero::before{content:"";position:absolute;right:-140px;top:-160px;width:620px;height:620px;border-radius:50%;background:radial-gradient(circle,rgba(45,91,227,.08),rgba(45,91,227,0) 68%);pointer-events:none}
.hero-inner{position:relative;padding:64px 0 56px}
.hero h1{font-size:var(--fs-h1);letter-spacing:-.01em;margin:18px 0 16px;max-width:15em}
.hero .lead{font-size:19px;color:var(--ink-600);max-width:34em}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:26px;font-size:14px;color:var(--ink-400)}
.hero-meta .sep{width:1px;height:12px;background:var(--line)}
.hero-meta b{color:var(--ink-900);font-weight:600}
.hero-visual{position:relative}
.hero-cover{position:relative;border-radius:var(--radius-card);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-2);aspect-ratio:16/9;background:#E9EEF8}
.hero-cover img{width:100%;height:100%;object-fit:cover}
.hero-cover .cover-status{position:absolute;left:16px;top:16px}
.hero-cover .cover-bar{position:absolute;left:0;right:0;bottom:0;padding:14px 16px;background:linear-gradient(180deg,rgba(16,24,40,0),rgba(16,24,40,.78));color:#fff;display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:14px}
.hero-cover .cover-bar .t{font-weight:600}
.hero-cover .cover-bar .s{opacity:.85;font-size:13px}

/* 徽章 */
.badge-soft{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:600;padding:5px 11px;border-radius:999px;background:var(--brand-100);color:var(--brand-700);border:1px solid #D6E2FD}
.badge-live{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:600;padding:5px 11px;border-radius:999px;background:var(--live);color:#fff}
.badge-live .dot{width:6px;height:6px;border-radius:50%;background:#fff;animation:breathe 1.8s ease-in-out infinite}
.badge-pulse{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:600;padding:5px 11px;border-radius:999px;background:#E6F7F4;color:#0B8578;border:1px solid #C9EEE8}
.badge-mute{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:600;padding:5px 11px;border-radius:999px;background:#EEF2F7;color:var(--ink-600);border:1px solid var(--line)}

/* 数据条 */
.stats-strip{background:var(--bg-card);border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-1);padding:22px 8px;margin-top:-32px;position:relative;z-index:2}
.stats-strip .row{--bs-gutter-x:0}
.stat{text-align:center;padding:6px 12px;border-right:1px solid var(--line)}
.stat:last-child{border-right:0}
.stat .v{font-size:26px;font-weight:700;color:var(--ink-900)}
.stat .v small{font-size:14px;font-weight:600;color:var(--ink-600);margin-left:3px}
.stat .k{font-size:13px;color:var(--ink-400);margin-top:2px}

/* 倒计时卡 */
.countdown-card{background:var(--bg-card);border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-2);padding:28px}
.countdown-card .row{align-items:center}
.cd-title{font-size:22px;margin:12px 0 8px}
.cd-sub{font-size:14px;color:var(--ink-400)}
.cd-grid{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.cd-item{text-align:center}
.cd-block{width:64px;height:64px;border-radius:12px;background:var(--brand-700);color:#fff;display:flex;align-items:center;justify-content:center;font-size:26px;font-weight:700;letter-spacing:.02em;transition:opacity .15s ease}
.cd-label{display:block;font-size:12px;color:var(--ink-400);margin-top:6px}
.cd-actions{display:flex;flex-direction:column;gap:10px;align-items:stretch}
.btn-subscribe{background:var(--brand-600);border:1px solid var(--brand-600);color:#fff;height:48px;border-radius:var(--radius-btn);font-weight:600;display:inline-flex;align-items:center;justify-content:center;gap:8px;transition:all var(--ease);width:100%}
.btn-subscribe:hover{background:var(--brand-500);border-color:var(--brand-500);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-2)}
.btn-subscribe.is-on{background:#fff;border-color:var(--pulse);color:#0B8578}
.btn-subscribe.is-on:hover{background:#F1FBF9;color:#0B8578}

/* 看点列表 */
.focus-list{background:var(--bg-card);border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-1);overflow:hidden}
.focus-row{display:flex;align-items:center;gap:18px;padding:16px 20px;border-bottom:1px solid var(--line);border-left:3px solid transparent;transition:background var(--ease),border-color var(--ease)}
.focus-row:last-child{border-bottom:0}
.focus-row:hover{background:var(--bg-soft);border-left-color:var(--brand-600)}
.focus-no{width:40px;height:40px;flex:0 0 40px;border-radius:10px;background:var(--brand-100);color:var(--brand-700);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:15px}
.focus-main{flex:1;min-width:0}
.focus-main h3{font-size:16px;font-weight:600;margin-bottom:2px}
.focus-main p{font-size:14px;color:var(--ink-400);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.focus-side{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.time-chip{font-size:13px;font-weight:600;color:var(--brand-700);background:var(--brand-100);padding:4px 10px;border-radius:8px}

/* 订阅表单 */
.subscribe-card{background:var(--bg-card);border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-1);padding:32px}
.subscribe-card h2{font-size:24px;margin-bottom:10px}
.subscribe-card .desc{font-size:15px;color:var(--ink-600)}
.form-label{font-size:14px;color:var(--ink-600);font-weight:600;margin-bottom:8px}
.form-control,.form-select{height:48px;border-radius:10px;border:1px solid var(--line);background:#fff;font-size:15px;color:var(--ink-900);box-shadow:none}
.form-control::placeholder{color:var(--ink-400)}
.form-control:focus,.form-select:focus{border-color:var(--brand-500);box-shadow:0 0 0 3px rgba(76,123,244,.18)}
.channel-picks{display:flex;flex-wrap:wrap;gap:10px}
.chip-check input{position:absolute;opacity:0;pointer-events:none}
.chip-check span{display:inline-flex;align-items:center;gap:6px;padding:8px 14px;border-radius:999px;border:1px solid var(--line);background:#fff;font-size:14px;color:var(--ink-600);cursor:pointer;transition:all var(--ease)}
.chip-check span:hover{border-color:var(--brand-500);color:var(--brand-600)}
.chip-check input:checked + span{background:var(--brand-100);border-color:var(--brand-500);color:var(--brand-700);font-weight:600}
.chip-check input:focus-visible + span{outline:2px solid var(--brand-500);outline-offset:2px}
.form-hint{font-size:13px;color:var(--ink-400);margin-top:10px;min-height:20px}
.form-hint.is-error{color:var(--live)}
.form-hint.is-ok{color:#0B8578}

/* 回放轨道 */
.rail-wrap{position:relative}
.rail{display:flex;gap:24px;overflow-x:auto;scroll-snap-type:x mandatory;padding:4px 4px 16px;-webkit-overflow-scrolling:touch}
.rail::-webkit-scrollbar{height:6px}
.rail::-webkit-scrollbar-thumb{background:#D5DEED;border-radius:999px}
.rail-item{flex:0 0 calc((100% - 72px) / 4);min-width:250px;scroll-snap-align:start}
.replay-card{background:var(--bg-card);border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-1);transition:all var(--ease);height:100%;display:flex;flex-direction:column}
.replay-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2)}
.replay-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:#E9EEF8}
.replay-thumb img{width:100%;height:100%;object-fit:cover;transition:transform 220ms ease}
.replay-card:hover .replay-thumb img{transform:scale(1.03)}
.duration-chip{position:absolute;right:10px;top:10px;background:rgba(16,24,40,.78);color:#fff;font-size:12px;font-weight:600;padding:3px 9px;border-radius:8px}
.replay-body{padding:16px 18px 18px;display:flex;flex-direction:column;gap:8px;flex:1}
.replay-body h3{font-size:16px;font-weight:600;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.replay-body .meta{font-size:13px;color:var(--ink-400);margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:10px}
.text-link{font-size:14px;font-weight:600;color:var(--brand-700);display:inline-flex;align-items:center;gap:6px}
.text-link:hover{color:var(--brand-500)}
.rail-nav{display:flex;gap:8px}
.rail-nav button{width:40px;height:40px;border-radius:10px;border:1px solid var(--line);background:#fff;color:var(--ink-900);transition:all var(--ease)}
.rail-nav button:hover{border-color:var(--brand-500);color:var(--brand-600)}

/* 资讯/CMS 板块 */
.news-main{background:var(--bg-card);border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-1);transition:all var(--ease);height:100%;display:flex;flex-direction:column}
.news-main:hover{transform:translateY(-3px);box-shadow:var(--shadow-2)}
.news-main .thumb{aspect-ratio:16/9;overflow:hidden;background:#E9EEF8}
.news-main .thumb img{width:100%;height:100%;object-fit:cover}
.news-main .body{padding:22px 24px 24px;display:flex;flex-direction:column;gap:12px;flex:1}
.news-main h3{font-size:21px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-main p{font-size:15px;color:var(--ink-600);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.news-list{background:var(--bg-card);border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-1);padding:6px 22px;height:100%}
.news-row{padding:15px 0;border-bottom:1px solid var(--line)}
.news-row:last-child{border-bottom:0}
.news-row h4{font-size:15px;font-weight:600;color:var(--ink-900);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:4px}
.news-row h4 a{color:inherit}
.news-row h4 a:hover{color:var(--brand-600)}
.news-row .meta{font-size:13px;color:var(--ink-400);display:flex;align-items:center;gap:10px}
.news-card{background:var(--bg-card);border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-1);transition:all var(--ease);height:100%;display:flex;flex-direction:column}
.news-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2)}
.news-card .thumb{aspect-ratio:16/9;overflow:hidden;background:#E9EEF8}
.news-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform 220ms ease}
.news-card:hover .thumb img{transform:scale(1.03)}
.news-card .body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1}
.news-card h3{font-size:17px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card p{font-size:14px;color:var(--ink-600);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card .meta{margin-top:auto;font-size:13px;color:var(--ink-400);display:flex;align-items:center;justify-content:space-between;gap:10px}
.empty-state{text-align:center;padding:56px 24px;background:var(--bg-card);border:1px dashed #D5DEED;border-radius:var(--radius-card)}
.empty-state i{font-size:30px;color:var(--ink-400);margin-bottom:14px;display:block}
.empty-state p{font-size:15px;color:var(--ink-600);margin-bottom:18px}

/* FAQ */
.faq-accordion .accordion-item{border:0;border-bottom:1px solid var(--line);background:transparent}
.faq-accordion .accordion-button{background:transparent;box-shadow:none;font-size:16px;font-weight:600;color:var(--ink-900);padding:18px 4px;line-height:1.5}
.faq-accordion .accordion-button:not(.collapsed){background:var(--bg-soft);color:var(--brand-700);box-shadow:none}
.faq-accordion .accordion-button:focus{box-shadow:none;outline:2px solid var(--brand-500);outline-offset:-2px}
.faq-accordion .accordion-button::after{background-image:none;content:"+";font-size:22px;font-weight:400;color:var(--brand-600);transform:none;width:auto;height:auto;line-height:1;margin-left:auto;display:flex;align-items:center;transition:transform 200ms ease}
.faq-accordion .accordion-button:not(.collapsed)::after{content:"−";transform:rotate(180deg)}
.faq-accordion .accordion-body{padding:4px 4px 22px;font-size:15px;color:var(--ink-600);background:var(--bg-soft)}

/* CTA 带 */
.cta-band{background:var(--brand-100);border-top:1px solid #D6E2FD;border-bottom:1px solid #D6E2FD;padding:64px 0;text-align:center}
.cta-band h2{font-size:30px;margin-bottom:12px}
.cta-band p{font-size:16px;color:var(--ink-600);max-width:600px;margin:0 auto 26px}
.cta-band .btns{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* 页脚 */
.site-footer{background:var(--footer-bg);color:#B9C3D6;padding:60px 0 0;font-size:14px}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:16px;font-weight:600}
.site-footer a{color:#B9C3D6}
.site-footer a:hover{color:#fff}
.foot-links li{margin-bottom:10px}
.foot-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.foot-brand .brand-mark{background:linear-gradient(135deg,var(--brand-500),var(--brand-700))}
.foot-brand .main{color:#fff;font-size:18px;font-weight:700}
.foot-brand .sub{color:#8E9CB8;font-size:12px}
.foot-desc{line-height:1.85;color:#9AA7C0;max-width:34em}
.foot-contact li{display:flex;gap:10px;margin-bottom:10px;color:#9AA7C0}
.foot-contact i{color:var(--brand-500);width:16px;margin-top:4px}
.foot-bottom{border-top:1px solid rgba(255,255,255,.1);margin-top:44px;padding:22px 0;font-size:13px;color:#8E9CB8;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}

@media (max-width:1199.98px){
  .rail-item{flex:0 0 calc((100% - 48px) / 3)}
}
@media (max-width:991.98px){
  :root{--fs-h1:34px;--fs-h2:25px}
  .hero-inner{padding:44px 0 40px}
  .hero-visual{margin-top:32px}
  .navbar-collapse{background:#fff;border-top:1px solid var(--line);margin-top:14px;padding:12px 0 18px}
  .navbar-nav{gap:2px}
  .nav-link{padding:12px 14px !important}
  .nav-link::after{display:none}
  .nav-link.active{background:var(--brand-100)}
  .nav-actions{margin-top:12px;flex-direction:column;align-items:stretch;gap:10px}
  .nav-actions .btn-brand,.nav-actions .btn-ghost{width:100%}
  .mobile-cta{display:block}
  .desktop-cta{display:none}
  .stats-strip{margin-top:0;padding:16px 4px}
  .stat{border-right:0;border-bottom:1px solid var(--line);padding:14px 8px}
  .stat:nth-last-child(-n+2){border-bottom:0}
  .rail-item{flex:0 0 calc((100% - 24px) / 2)}
  .section{padding:56px 0}
}
@media (max-width:767.98px){
  :root{--fs-h1:30px;--fs-h2:22px}
  .container{padding:0 16px}
  .cd-block{width:52px;height:52px;font-size:21px}
  .cd-actions{margin-top:22px}
  .focus-row{gap:12px;padding:14px 14px;align-items:flex-start}
  .focus-main p{white-space:normal;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical}
  .focus-side{flex-direction:column;align-items:flex-end;gap:6px}
  .rail-item{flex:0 0 82%}
  .subscribe-card{padding:24px 18px}
  .countdown-card{padding:22px 18px}
  .section{padding:48px 0}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;margin-bottom:24px}
  .cta-band{padding:48px 0}
  .cta-band h2{font-size:24px}
  .stat:nth-last-child(-n+2){border-bottom:1px solid var(--line)}
  .stat:last-child{border-bottom:0}
}
@media (max-width:519.98px){
  .brand-text .sub{display:none}
  .hero-cta .btn{width:100%}
  .stat .v{font-size:22px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important}
}

/* roulang page: category1 */
:root{
  --brand-700:#1E3FA8;
  --brand-600:#2D5BE3;
  --brand-500:#4C7BF4;
  --brand-100:#E8EFFE;
  --live:#FF5A3C;
  --pulse:#12B8A6;
  --ink-900:#101828;
  --ink-600:#475467;
  --ink-400:#98A2B3;
  --line:#E4E9F2;
  --bg-page:#F5F7FB;
  --bg-card:#FFFFFF;
  --bg-soft:#FAFBFF;
  --shadow-1:0 1px 2px rgba(16,24,40,.06);
  --shadow-2:0 8px 24px rgba(29,58,120,.08);
  --shadow-3:0 16px 40px rgba(29,58,120,.14);
  --radius-card:16px;
  --radius-btn:10px;
  --radius-img:12px;
  --radius-pill:999px;
  --nav-h:72px;
  --t:180ms ease;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg-page);
  color:var(--ink-600);
  font-family:"HarmonyOS Sans SC","Source Han Sans SC","Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--brand-600);text-decoration:none;transition:color var(--t);}
a:hover{color:var(--brand-500);}
h1,h2,h3,h4,h5{color:var(--ink-900);font-weight:700;line-height:1.3;margin:0;}
p{margin:0 0 1em;}
ul,ol{margin:0;padding:0;list-style:none;}
button,input,select,textarea{font:inherit;color:inherit;}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum";}
.container{width:100%;max-width:1200px;padding-left:24px;padding-right:24px;margin:0 auto;}
@media (max-width:575.98px){.container{padding-left:16px;padding-right:16px;}}
:focus-visible{outline:2px solid var(--brand-500);outline-offset:2px;border-radius:4px;}

/* ============ header ============ */
.topbar{
  height:4px;background:linear-gradient(90deg,var(--brand-600),var(--live) 62%,var(--pulse));
  display:flex;align-items:center;overflow:hidden;
}
.topbar span{
  font-size:11px;line-height:1;color:#fff;padding-left:16px;letter-spacing:.02em;
  font-variant-numeric:tabular-nums;
}
.site-header{
  position:sticky;top:0;z-index:1030;background:#fff;
  border-bottom:1px solid var(--line);
  box-shadow:0 1px 2px rgba(16,24,40,.04);
}
.site-header .navbar{padding:0;height:var(--nav-h);}
.brand{display:flex;align-items:center;gap:12px;color:var(--ink-900);}
.brand:hover{color:var(--ink-900);}
.brand-mark{
  width:44px;height:44px;border-radius:12px;flex:0 0 44px;
  background:linear-gradient(135deg,var(--brand-600),var(--brand-700));
  color:#fff;font-size:15px;font-weight:700;letter-spacing:.02em;
  display:inline-flex;align-items:center;justify-content:center;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text .main{font-size:18px;font-weight:700;color:var(--ink-900);}
.brand-text .sub{font-size:12px;color:var(--ink-400);font-weight:400;}
.navbar-nav{gap:4px;}
.navbar-nav .nav-link{
  position:relative;color:var(--ink-600);font-size:15px;font-weight:500;
  padding:8px 14px;border-radius:var(--radius-pill);transition:color var(--t),background var(--t);
}
.navbar-nav .nav-link::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;
  background:var(--brand-600);transform:scaleX(0);transform-origin:left;transition:transform 160ms ease;
}
.navbar-nav .nav-link:hover{color:var(--brand-600);}
.navbar-nav .nav-link:hover::after{transform:scaleX(1);}
.navbar-nav .nav-link.active{
  color:var(--brand-700);background:var(--brand-100);font-weight:600;
}
.navbar-nav .nav-link.active::after{display:none;}
.nav-actions{display:flex;align-items:center;gap:12px;}
.live-badge{
  display:inline-flex;align-items:center;gap:8px;height:34px;padding:0 14px;
  border:1px solid var(--line);border-radius:var(--radius-pill);
  font-size:13px;color:var(--ink-600);background:var(--bg-soft);
}
.live-badge .dot{
  width:8px;height:8px;border-radius:50%;background:var(--live);
  animation:breathe 1.8s ease-in-out infinite;
}
@keyframes breathe{0%,100%{opacity:1;transform:scale(1);}50%{opacity:.35;transform:scale(.82);}}
.btn-brand{
  display:inline-flex;align-items:center;gap:8px;justify-content:center;
  height:44px;padding:0 20px;border-radius:var(--radius-btn);
  background:var(--brand-600);color:#fff;font-size:15px;font-weight:600;border:1px solid var(--brand-600);
  transition:background var(--t),transform var(--t),box-shadow var(--t),border-color var(--t);
}
.btn-brand:hover{background:var(--brand-500);border-color:var(--brand-500);color:#fff;box-shadow:var(--shadow-2);transform:translateY(-1px);}
.btn-brand:active{transform:none;background:var(--brand-700);border-color:var(--brand-700);}
.navbar-toggler{
  border:1px solid var(--line);border-radius:10px;width:42px;height:42px;
  color:var(--ink-900);display:inline-flex;align-items:center;justify-content:center;background:#fff;
}
.navbar-toggler:focus{box-shadow:0 0 0 2px var(--brand-100);}
.mobile-cta{display:none;}
@media (max-width:991.98px){
  .site-header .navbar{height:64px;}
  .navbar-collapse{
    border-top:1px solid var(--line);margin-top:12px;padding-top:12px;padding-bottom:16px;
  }
  .navbar-nav .nav-link{padding:12px 14px;font-size:16px;}
  .navbar-nav .nav-link.active{background:var(--brand-100);}
  .nav-actions{flex-direction:column;align-items:stretch;margin-top:12px;}
  .nav-actions .btn-brand{width:100%;}
  .desktop-cta{display:none;}
  .mobile-cta{display:inline-flex;}
}
@media (max-width:575.98px){
  .brand-text .sub{display:none;}
  .live-badge{display:none;}
}

/* ============ 通用板块 ============ */
.section{padding:72px 0;}
.section-sm{padding:48px 0;}
.section-head{margin-bottom:32px;}
.section-head .eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:600;letter-spacing:.08em;color:var(--brand-600);
  background:var(--brand-100);border-radius:var(--radius-pill);padding:5px 12px;margin-bottom:14px;
}
.section-head h2{font-size:28px;}
.section-head p{margin:10px 0 0;font-size:15px;color:var(--ink-600);max-width:660px;}
@media (max-width:767.98px){
  .section{padding:48px 0;}
  .section-head h2{font-size:22px;}
}
.divider{height:1px;background:var(--line);border:0;margin:0;}

/* ============ 页头带 ============ */
.page-hero{
  position:relative;background:#fff;border-bottom:1px solid var(--line);overflow:hidden;
}
.page-hero::before{
  content:"";position:absolute;right:-140px;top:-160px;width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle,rgba(45,91,227,.08),rgba(45,91,227,0) 68%);
  pointer-events:none;
}
.page-hero .inner{
  position:relative;display:grid;grid-template-columns:1.55fr 1fr;gap:48px;
  align-items:center;padding:56px 0 52px;
}
.breadcrumb{
  display:flex;align-items:center;gap:8px;font-size:13px;color:var(--ink-400);
  margin:0 0 16px;padding:0;background:none;
}
.breadcrumb a{color:var(--ink-400);}
.breadcrumb a:hover{color:var(--brand-600);}
.breadcrumb .sep{color:var(--line);}
.breadcrumb .now{color:var(--ink-600);}
.page-hero h1{font-size:40px;letter-spacing:-.01em;}
.page-hero .lede{margin-top:14px;font-size:16px;color:var(--ink-600);max-width:560px;}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;}
.chip{
  display:inline-flex;align-items:center;gap:8px;height:32px;padding:0 14px;
  border-radius:var(--radius-pill);font-size:13px;font-weight:500;
}
.chip-soft{background:var(--brand-100);color:var(--brand-700);}
.chip-line{background:#fff;border:1px solid var(--line);color:var(--ink-600);}
.chip-live{background:rgba(255,90,60,.1);color:#D1371C;}
.chip-pulse{background:rgba(18,184,166,.12);color:#0B8478;}
.hero-figure{
  position:relative;border-radius:var(--radius-card);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--shadow-2);aspect-ratio:16/10;
}
.hero-figure img{width:100%;height:100%;object-fit:cover;}
.hero-figure .caption{
  position:absolute;left:0;right:0;bottom:0;padding:14px 16px;
  background:linear-gradient(180deg,rgba(16,24,40,0),rgba(16,24,40,.72));
  color:#fff;font-size:13px;display:flex;align-items:center;gap:10px;
}
.hero-figure .caption .dot{width:8px;height:8px;border-radius:50%;background:var(--live);animation:breathe 1.8s ease-in-out infinite;}
@media (max-width:991.98px){
  .page-hero .inner{grid-template-columns:1fr;gap:28px;padding:40px 0 36px;}
  .page-hero h1{font-size:30px;}
}
@media (max-width:575.98px){
  .page-hero h1{font-size:26px;}
  .page-hero .lede{font-size:15px;}
}

/* ============ 数据条 ============ */
.stat-strip{
  background:#fff;border-bottom:1px solid var(--line);
}
.stat-strip .row-4{
  display:grid;grid-template-columns:repeat(4,1fr);
}
.stat-item{
  padding:22px 24px;border-left:1px solid var(--line);
}
.stat-item:first-child{border-left:0;padding-left:0;}
.stat-item .k{font-size:12px;color:var(--ink-400);letter-spacing:.04em;}
.stat-item .v{font-size:26px;font-weight:700;color:var(--ink-900);line-height:1.25;margin-top:4px;}
.stat-item .v small{font-size:14px;font-weight:500;color:var(--ink-400);margin-left:4px;}
@media (max-width:767.98px){
  .stat-strip .row-4{grid-template-columns:repeat(2,1fr);}
  .stat-item{border-left:0;border-top:1px solid var(--line);padding:18px 16px;}
  .stat-item:nth-child(-n+2){border-top:0;}
  .stat-item:nth-child(odd){padding-left:0;}
  .stat-item .v{font-size:22px;}
}

/* ============ 时间轴 ============ */
.timeline{margin:0;}
.tl-item{
  display:grid;grid-template-columns:124px 32px 1fr;align-items:start;
}
.tl-time{
  text-align:right;padding:22px 0 0;padding-right:0;
  font-variant-numeric:tabular-nums;
}
.tl-time .d{font-size:13px;color:var(--ink-400);}
.tl-time .h{font-size:19px;font-weight:700;color:var(--ink-900);line-height:1.3;}
.tl-axis{position:relative;display:flex;justify-content:center;align-self:stretch;}
.tl-axis::before{
  content:"";position:absolute;top:0;bottom:0;width:2px;background:var(--line);
}
.tl-item:first-child .tl-axis::before{top:26px;}
.tl-item:last-child .tl-axis::before{bottom:calc(100% - 26px);}
.tl-dot{
  position:relative;z-index:1;margin-top:22px;width:14px;height:14px;border-radius:50%;
  background:#fff;border:3px solid var(--brand-500);box-shadow:0 0 0 4px #fff;
}
.tl-item.is-live .tl-dot{border-color:var(--live);}
.tl-item.is-done .tl-dot{border-color:var(--pulse);}
.tl-card{
  background:var(--bg-card);border:1px solid var(--line);border-radius:var(--radius-card);
  box-shadow:var(--shadow-1);padding:22px 24px;margin:8px 0 20px;
  transition:box-shadow var(--t),transform var(--t),border-color var(--t);
}
.tl-card:hover{box-shadow:var(--shadow-2);transform:translateY(-3px);border-color:#D6DFFA;}
.tl-item.is-live .tl-card{border-color:rgba(255,90,60,.35);}
.tl-top{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-bottom:10px;}
.tl-top h3{font-size:19px;}
.tl-card p{margin:0;font-size:15px;color:var(--ink-600);}
.tl-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px;}
.tag{
  display:inline-flex;align-items:center;gap:6px;height:28px;padding:0 12px;border-radius:8px;
  background:#F2F4F8;color:var(--ink-600);font-size:13px;
}
.tl-foot{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
  margin-top:16px;padding-top:14px;border-top:1px dashed var(--line);
}
.tl-foot .meta{font-size:13px;color:var(--ink-400);font-variant-numeric:tabular-nums;display:flex;gap:16px;flex-wrap:wrap;}
.link-arrow{font-size:14px;font-weight:600;display:inline-flex;align-items:center;gap:6px;}
.link-arrow i{transition:transform var(--t);font-size:12px;}
.link-arrow:hover i{transform:translateX(3px);}
@media (max-width:767.98px){
  .tl-item{grid-template-columns:1fr;}
  .tl-axis{display:none;}
  .tl-time{text-align:left;padding:6px 0 0;display:flex;align-items:baseline;gap:10px;}
  .tl-time .d{font-size:13px;}
  .tl-time .h{font-size:17px;}
  .tl-card{margin:10px 0 22px;padding:18px;}
  .tl-top h3{font-size:17px;}
}

/* ============ 步骤 ============ */
.step-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.step-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  box-shadow:var(--shadow-1);padding:26px 24px;transition:box-shadow var(--t),transform var(--t);
}
.step-card:hover{box-shadow:var(--shadow-2);transform:translateY(-3px);}
.step-card .n{
  width:40px;height:40px;border-radius:12px;background:var(--brand-100);color:var(--brand-700);
  font-weight:700;font-size:15px;display:inline-flex;align-items:center;justify-content:center;
  font-variant-numeric:tabular-nums;
}
.step-card h3{font-size:18px;margin:16px 0 8px;}
.step-card p{font-size:15px;margin:0;}
@media (max-width:991.98px){.step-grid{grid-template-columns:1fr;}}

/* ============ 深色看板 ============ */
.dark-panel{
  background:#0E1A33;border-radius:20px;color:#C9D3E8;padding:44px 40px;
  position:relative;overflow:hidden;
}
.dark-panel::after{
  content:"";position:absolute;right:-120px;bottom:-160px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(76,123,244,.28),rgba(76,123,244,0) 70%);
}
.dark-panel h2{color:#fff;font-size:26px;}
.dark-panel .lead{color:#9FB0D0;font-size:15px;margin-top:12px;max-width:620px;}
.dark-list{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:28px;position:relative;z-index:1;}
.dark-list .item{
  border:1px solid rgba(255,255,255,.12);border-radius:14px;padding:18px 18px 16px;background:rgba(255,255,255,.03);
}
.dark-list .item .k{font-size:12px;color:#8FA3C6;letter-spacing:.04em;}
.dark-list .item .v{font-size:22px;font-weight:700;color:#fff;margin-top:6px;font-variant-numeric:tabular-nums;}
.dark-list .item p{font-size:13px;color:#9FB0D0;margin:8px 0 0;}
@media (max-width:991.98px){
  .dark-panel{padding:32px 22px;}
  .dark-list{grid-template-columns:1fr;}
  .dark-panel h2{font-size:22px;}
}

/* ============ 订阅表单 ============ */
.subscribe-wrap{
  display:grid;grid-template-columns:1fr 1.15fr;gap:48px;align-items:start;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  box-shadow:var(--shadow-2);padding:40px;
}
.subscribe-wrap h2{font-size:26px;}
.subscribe-wrap .desc{margin-top:12px;font-size:15px;}
.sub-list{margin-top:20px;}
.sub-list li{display:flex;gap:10px;align-items:flex-start;font-size:15px;margin-bottom:12px;}
.sub-list i{color:var(--pulse);margin-top:5px;font-size:13px;}
.form-label{font-size:14px;color:var(--ink-600);font-weight:500;margin-bottom:8px;}
.form-control,.form-select{
  height:48px;border-radius:var(--radius-btn);border:1px solid var(--line);background:#fff;
  font-size:15px;color:var(--ink-900);padding:0 14px;box-shadow:none;
}
.form-control::placeholder{color:var(--ink-400);}
.form-control:focus,.form-select:focus{
  border-color:var(--brand-500);box-shadow:0 0 0 2px var(--brand-500);outline:none;
}
.form-check-input{
  width:18px;height:18px;border:1px solid #CBD5E6;border-radius:5px;margin-top:4px;
}
.form-check-input:checked{background-color:var(--brand-600);border-color:var(--brand-600);}
.form-check-input:focus{box-shadow:0 0 0 2px var(--brand-100);}
.form-check-label{font-size:15px;color:var(--ink-600);}
.field-hint{font-size:13px;color:var(--ink-400);margin-top:6px;}
.field-hint.is-error{color:#D1371C;}
.btn-submit{
  height:48px;padding:0 26px;border-radius:var(--radius-btn);border:1px solid var(--brand-600);
  background:var(--brand-600);color:#fff;font-weight:600;font-size:15px;
  display:inline-flex;align-items:center;gap:8px;transition:background var(--t),transform var(--t),box-shadow var(--t);
}
.btn-submit:hover{background:var(--brand-500);border-color:var(--brand-500);transform:translateY(-1px);box-shadow:var(--shadow-2);}
.btn-ghost{
  height:48px;padding:0 22px;border-radius:var(--radius-btn);border:1px solid var(--line);
  background:#fff;color:var(--ink-900);font-weight:600;font-size:15px;
  display:inline-flex;align-items:center;gap:8px;transition:border-color var(--t),color var(--t),box-shadow var(--t);
}
.btn-ghost:hover{border-color:var(--brand-500);color:var(--brand-600);}
.check-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px 18px;}
.form-ok{
  display:none;align-items:center;gap:8px;margin-top:14px;padding:12px 14px;border-radius:10px;
  background:rgba(18,184,166,.1);color:#0B8478;font-size:14px;
}
.form-ok.show{display:flex;}
@media (max-width:991.98px){
  .subscribe-wrap{grid-template-columns:1fr;gap:24px;padding:26px 20px;}
  .subscribe-wrap h2{font-size:22px;}
}
@media (max-width:575.98px){
  .check-grid{grid-template-columns:1fr;}
  .btn-submit,.btn-ghost{width:100%;justify-content:center;}
}

/* ============ FAQ ============ */
.accordion-item{
  border:1px solid var(--line);border-radius:14px !important;margin-bottom:12px;overflow:hidden;background:#fff;
}
.accordion-button{
  min-height:56px;padding:16px 20px;font-size:16px;font-weight:600;color:var(--ink-900);
  background:#fff;box-shadow:none;line-height:1.5;
}
.accordion-button:not(.collapsed){background:var(--bg-soft);color:var(--brand-700);box-shadow:none;}
.accordion-button:focus{box-shadow:0 0 0 2px var(--brand-100);border-color:transparent;}
.accordion-button::after{
  background-image:none;content:"\f067";font-family:"Font Awesome 6 Free";font-weight:900;
  font-size:12px;color:var(--brand-600);width:auto;height:auto;transition:transform 200ms ease;
}
.accordion-button:not(.collapsed)::after{content:"\f068";transform:none;}
.accordion-body{font-size:15px;color:var(--ink-600);padding:4px 20px 20px;background:var(--bg-soft);}
.accordion-button:hover{background:var(--bg-soft);}

/* ============ CTA 带 ============ */
.cta-band{
  background:var(--brand-100);border-top:1px solid #D8E3FD;border-bottom:1px solid #D8E3FD;
  padding:64px 0;text-align:center;
}
.cta-band h2{font-size:28px;}
.cta-band p{margin:12px auto 0;font-size:16px;max-width:600px;}
.cta-band .btns{display:flex;justify-content:center;gap:14px;margin-top:26px;flex-wrap:wrap;}
.btn-hero{
  height:56px;padding:0 30px;border-radius:var(--radius-btn);font-size:16px;font-weight:600;
  display:inline-flex;align-items:center;gap:10px;border:1px solid var(--brand-600);
  background:var(--brand-600);color:#fff;transition:background var(--t),transform var(--t),box-shadow var(--t);
}
.btn-hero:hover{background:var(--brand-500);border-color:var(--brand-500);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-2);}
.btn-hero-outline{
  height:56px;padding:0 26px;border-radius:var(--radius-btn);font-size:16px;font-weight:600;
  display:inline-flex;align-items:center;gap:10px;border:1px solid #C3D2F7;background:#fff;color:var(--brand-700);
  transition:border-color var(--t),transform var(--t),box-shadow var(--t);
}
.btn-hero-outline:hover{border-color:var(--brand-500);color:var(--brand-600);transform:translateY(-1px);box-shadow:var(--shadow-1);}
@media (max-width:575.98px){
  .cta-band{padding:44px 0;}
  .cta-band h2{font-size:22px;}
  .btn-hero,.btn-hero-outline{width:100%;justify-content:center;}
}

/* ============ footer ============ */
.site-footer{background:#0E1A33;color:#9FB0D0;padding:60px 0 0;font-size:14px;}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:16px;font-weight:600;}
.foot-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px;}
.foot-brand .brand-mark{
  width:40px;height:40px;flex:0 0 40px;border-radius:11px;
  background:linear-gradient(135deg,var(--brand-500),var(--brand-700));
}
.foot-brand .main{font-size:17px;font-weight:700;color:#fff;line-height:1.2;}
.foot-brand .sub{font-size:12px;color:#8FA3C6;}
.foot-desc{color:#9FB0D0;font-size:14px;line-height:1.8;margin:0;max-width:300px;}
.foot-links li{margin-bottom:10px;}
.foot-links a{color:#9FB0D0;font-size:14px;display:inline-flex;align-items:center;gap:8px;}
.foot-links a::before{content:"";width:4px;height:4px;border-radius:50%;background:#3D5480;transition:background var(--t);}
.foot-links a:hover{color:#fff;}
.foot-links a:hover::before{background:var(--brand-500);}
.foot-contact li{display:flex;gap:10px;align-items:flex-start;margin-bottom:12px;color:#9FB0D0;font-size:14px;line-height:1.7;}
.foot-contact i{color:var(--brand-500);margin-top:4px;font-size:13px;}
.foot-bottom{
  margin-top:44px;border-top:1px solid rgba(255,255,255,.1);padding:20px 0;
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px;font-size:13px;color:#7E90B4;
}
@media (max-width:767.98px){
  .site-footer{padding-top:44px;}
  .foot-bottom{flex-direction:column;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none !important;transition:none !important;}
}

/* roulang page: article */
:root{
  --brand-700:#1E3FA8;
  --brand-600:#2D5BE3;
  --brand-500:#4C7BF4;
  --brand-100:#E8EFFE;
  --live:#FF5A3C;
  --pulse:#12B8A6;
  --ink-900:#101828;
  --ink-600:#475467;
  --ink-400:#98A2B3;
  --line:#E4E9F2;
  --bg-page:#F5F7FB;
  --bg-card:#FFFFFF;
  --bg-soft:#FAFBFF;
  --r-card:16px;
  --r-btn:10px;
  --r-img:12px;
  --shadow-1:0 1px 2px rgba(16,24,40,.06);
  --shadow-2:0 8px 24px rgba(29,58,120,.08);
  --shadow-3:0 16px 40px rgba(29,58,120,.14);
  --font-cn:"PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.75;
  color:var(--ink-600);
  background:var(--bg-page);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--brand-600);text-decoration:none;transition:color .18s ease,border-color .18s ease}
a:hover{color:var(--brand-500)}
h1,h2,h3,h4,h5{color:var(--ink-900);font-weight:700;line-height:1.3;margin:0}
p{margin:0}
button,input,select,textarea{font-family:inherit}
:focus-visible{outline:2px solid var(--brand-500);outline-offset:2px;border-radius:6px}
.container{max-width:1200px;padding-left:24px;padding-right:24px}
.top-strip{
  height:4px;
  background:linear-gradient(90deg,var(--brand-600),var(--brand-500) 45%,var(--live));
}
.site-header{
  position:sticky;top:0;z-index:1030;
  background:#fff;
  border-bottom:1px solid var(--line);
}
.site-header .navbar{height:72px;padding:0}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none}
.brand-mark{
  width:42px;height:42px;border-radius:12px;
  background:linear-gradient(140deg,var(--brand-600),var(--brand-700));
  color:#fff;font-size:15px;font-weight:700;
  display:inline-flex;align-items:center;justify-content:center;letter-spacing:.5px;
  flex:0 0 auto;box-shadow:var(--shadow-1);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text .main{font-size:19px;font-weight:700;color:var(--ink-900);letter-spacing:.3px}
.brand-text .sub{font-size:12px;color:var(--ink-400);letter-spacing:.2px}
.site-header .nav-link{
  font-size:15px;font-weight:500;color:var(--ink-600);
  padding:8px 4px;margin:0 14px;position:relative;
}
.site-header .nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;
  background:var(--brand-600);transform:scaleX(0);transform-origin:left;
  transition:transform .16s ease;
}
.site-header .nav-link:hover{color:var(--brand-600)}
.site-header .nav-link:hover::after{transform:scaleX(1)}
.site-header .nav-link.active{
  color:var(--brand-700);background:var(--brand-100);
  border-radius:999px;padding:8px 16px;margin:0 6px;
}
.site-header .nav-link.active::after{display:none}
.nav-actions{display:flex;align-items:center;gap:12px}
.live-badge{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:600;color:var(--live);
  background:#FFF1EE;border:1px solid #FFDDD5;border-radius:999px;
  padding:6px 12px;white-space:nowrap;
}
.live-badge .dot{
  width:7px;height:7px;border-radius:50%;background:var(--live);
  animation:breathe 1.8s ease-in-out infinite;
}
@keyframes breathe{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.35;transform:scale(.8)}}
.btn{font-weight:600;border-radius:var(--r-btn);transition:all .18s ease;border:1px solid transparent}
.btn:focus,.btn:active:focus{box-shadow:0 0 0 3px rgba(76,123,244,.25)}
.btn-brand{
  background:var(--brand-600);color:#fff;height:44px;padding:0 20px;
  display:inline-flex;align-items:center;gap:8px;font-size:15px;
}
.btn-brand:hover{background:var(--brand-500);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-2)}
.btn-brand:active{transform:translateY(0)}
.btn-ghost{
  background:#fff;color:var(--ink-900);border:1px solid var(--line);
  height:44px;padding:0 20px;display:inline-flex;align-items:center;gap:8px;font-size:15px;
}
.btn-ghost:hover{border-color:var(--brand-500);color:var(--brand-600)}
.btn-lg-brand{height:56px;padding:0 30px;font-size:16px}
.navbar-toggler{
  border:1px solid var(--line);border-radius:10px;width:44px;height:44px;
  color:var(--ink-900);display:flex;align-items:center;justify-content:center;
}
.navbar-toggler:focus{box-shadow:0 0 0 3px rgba(76,123,244,.2)}
@media (min-width:992px){.mobile-cta{display:none}}
@media (max-width:991.98px){
  .desktop-cta{display:none}
  .site-header .navbar{height:64px}
  .site-header .navbar-collapse{
    padding:12px 0 20px;border-top:1px solid var(--line);margin-top:12px;
  }
  .site-header .nav-link{margin:4px 0;padding:12px 14px;border-radius:10px}
  .site-header .nav-link.active{margin:4px 0}
  .nav-actions{flex-direction:column;align-items:stretch;gap:10px;margin-top:10px}
  .live-badge{align-self:flex-start}
  .mobile-cta{width:100%;justify-content:center;margin-top:4px}
}
/* 文章页头部 */
.article-hero{
  position:relative;
  background:var(--brand-100);
  overflow:hidden;
  padding:36px 0 44px;
}
.article-hero::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
  opacity:.14;
}
.article-hero::after{
  content:"";position:absolute;right:-120px;top:-140px;width:460px;height:460px;
  background:radial-gradient(circle,rgba(45,91,227,.16),transparent 68%);
}
.article-hero .container{position:relative;z-index:2}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--ink-400);margin-bottom:20px}
.crumb a{color:var(--ink-400)}
.crumb a:hover{color:var(--brand-600)}
.crumb .sep{color:#CBD5E6}
.crumb .cur{color:var(--ink-600)}
.hero-badges{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:16px}
.badge-cat{
  display:inline-flex;align-items:center;gap:6px;
  background:#fff;color:var(--brand-700);border:1px solid #D6E2FF;
  border-radius:999px;padding:6px 14px;font-size:12px;font-weight:600;
}
.badge-live{
  display:inline-flex;align-items:center;gap:7px;
  background:var(--live);color:#fff;border-radius:999px;
  padding:6px 14px;font-size:12px;font-weight:600;
}
.badge-live .dot{width:6px;height:6px;border-radius:50%;background:#fff;animation:breathe 1.8s ease-in-out infinite}
.article-hero h1{
  font-size:40px;line-height:1.32;margin-bottom:18px;max-width:900px;
}
.meta-line{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;
  font-size:14px;color:var(--ink-400);
}
.meta-line .item{display:inline-flex;align-items:center;gap:7px}
.meta-line .num{font-variant-numeric:tabular-nums;color:var(--ink-600);font-weight:600}
.meta-line .divider{width:1px;height:14px;background:var(--line)}
@media (max-width:767.98px){
  .article-hero{padding:26px 0 32px}
  .article-hero h1{font-size:30px}
}
/* 主体布局 */
main{padding:48px 0 0}
.layout{display:flex;gap:40px;align-items:flex-start}
.main-col{flex:1 1 auto;min-width:0;max-width:760px;margin:0 auto}
.side-col{width:320px;flex:0 0 320px}
.reading-card{
  background:var(--bg-card);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--shadow-1);padding:40px 44px 36px;
}
.article-body{font-size:16.5px;line-height:1.9;color:var(--ink-600);word-break:break-word}
.article-body p{margin:0 0 1.2em}
.article-body h2{font-size:24px;margin:40px 0 16px;padding-left:14px;border-left:4px solid var(--brand-600);line-height:1.45}
.article-body h3{font-size:19px;margin:28px 0 12px}
.article-body ul,.article-body ol{padding-left:22px;margin:0 0 1.2em}
.article-body li{margin-bottom:8px}
.article-body img{border-radius:var(--r-img);border:1px solid var(--line);margin:20px 0}
.article-body a{color:var(--brand-600);border-bottom:1px solid #C9DAFF}
.article-body a:hover{color:var(--brand-500);border-color:var(--brand-500)}
.article-body blockquote{
  margin:24px 0;padding:16px 20px;background:var(--bg-soft);
  border-left:3px solid var(--brand-600);border-radius:0 12px 12px 0;color:var(--ink-600);
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body table{width:100%;border-collapse:collapse;margin:20px 0;font-size:15px}
.article-body th,.article-body td{padding:12px 14px;border-bottom:1px solid var(--line);text-align:left}
.article-body thead th{background:var(--brand-100);color:var(--brand-700);font-weight:600}
.article-body tbody tr:nth-child(even){background:var(--bg-soft)}
.article-body code{background:#F1F4FA;border-radius:6px;padding:2px 6px;font-size:14px;color:var(--brand-700)}
.article-body hr{border:0;border-top:1px solid var(--line);margin:32px 0}
.empty-state{text-align:center;padding:56px 20px}
.empty-state i{font-size:34px;color:var(--ink-400);margin-bottom:16px;display:block}
.empty-state h2{font-size:20px;margin-bottom:10px}
.empty-state p{margin-bottom:22px;color:var(--ink-400)}
.tag-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:36px;padding-top:24px;border-top:1px solid var(--line)}
.tag-row .label{font-size:13px;color:var(--ink-400);margin-right:2px}
.tag{
  display:inline-flex;align-items:center;background:#F1F4FA;color:var(--ink-600);
  border-radius:8px;padding:6px 12px;font-size:13px;transition:all .18s ease;
}
.tag:hover{background:var(--brand-100);color:var(--brand-700)}
.article-foot{
  display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;
  margin-top:28px;
}
/* 侧栏 */
.side-card{
  background:var(--bg-card);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--shadow-1);padding:24px;margin-bottom:24px;
}
.side-card h3{font-size:16px;margin-bottom:16px;display:flex;align-items:center;gap:8px}
.side-card h3 i{color:var(--brand-600);font-size:14px}
.toc-list{list-style:none;padding:0;margin:0}
.toc-list li{border-bottom:1px dashed var(--line)}
.toc-list li:last-child{border-bottom:0}
.toc-list a{display:block;padding:10px 0;font-size:14px;color:var(--ink-600)}
.toc-list a:hover{color:var(--brand-600);padding-left:6px}
.side-note{font-size:14px;color:var(--ink-400);line-height:1.8}
.side-cta{
  background:linear-gradient(150deg,var(--brand-700),var(--brand-600));
  color:#fff;border-radius:var(--r-card);padding:26px 24px;box-shadow:var(--shadow-2);
}
.side-cta h3{color:#fff;font-size:17px;margin-bottom:10px}
.side-cta p{color:rgba(255,255,255,.82);font-size:14px;margin-bottom:18px}
.btn-white{
  background:#fff;color:var(--brand-700);height:44px;padding:0 20px;
  display:inline-flex;align-items:center;gap:8px;font-size:15px;width:100%;justify-content:center;
}
.btn-white:hover{background:#EDF3FF;color:var(--brand-700)}
/* 上下篇 */
.nav-posts{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:32px}
.nav-post{
  background:var(--bg-card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:20px 22px;box-shadow:var(--shadow-1);transition:all .18s ease;display:block;
}
.nav-post:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:#CFDCFB}
.nav-post .dir{font-size:12px;color:var(--ink-400);margin-bottom:8px;display:block}
.nav-post .tt{font-size:15px;font-weight:600;color:var(--ink-900);line-height:1.5}
.nav-post.next{text-align:right}
@media (max-width:767.98px){
  .nav-posts{grid-template-columns:1fr}
  .nav-post.next{text-align:left}
}
/* 相关推荐 */
.section{margin-top:72px}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:12px;margin-bottom:24px}
.section-head h2{font-size:28px}
.section-head .sub{font-size:14px;color:var(--ink-400);margin-top:6px}
.link-more{font-size:14px;font-weight:600;color:var(--brand-600);display:inline-flex;align-items:center;gap:6px}
.link-more:hover{gap:10px}
.card-grid{display:grid;gap:24px;grid-template-columns:repeat(3,minmax(0,1fr))}
.card{
  background:var(--bg-card);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--shadow-1);overflow:hidden;transition:all .18s ease;height:100%;
}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:#CFDCFB}
.card .thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:#E9EEF8}
.card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease;border:1px solid rgba(16,24,40,.05)}
.card:hover .thumb img{transform:scale(1.03)}
.card .tag-time{
  position:absolute;left:12px;bottom:12px;background:rgba(16,24,40,.72);color:#fff;
  font-size:12px;border-radius:999px;padding:4px 10px;backdrop-filter:blur(3px);
}
.card .body{padding:20px}
.card h3{font-size:17px;line-height:1.5;margin-bottom:10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card p{font-size:14px;color:var(--ink-400);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card .foot{margin-top:16px;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--ink-400)}
@media (max-width:991.98px){.card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:575.98px){.card-grid{grid-template-columns:1fr}}
/* FAQ */
.faq-wrap{max-width:860px;margin:0 auto}
.faq-item{
  background:var(--bg-card);border:1px solid var(--line);border-radius:14px;
  margin-bottom:12px;overflow:hidden;transition:background .2s ease,border-color .2s ease;
}
.faq-item.open{background:var(--bg-soft);border-color:#CFDCFB}
.faq-q{
  width:100%;background:transparent;border:0;text-align:left;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 20px;font-size:16px;font-weight:600;color:var(--ink-900);cursor:pointer;min-height:56px;
}
.faq-q:hover{background:var(--bg-soft)}
.faq-q i{color:var(--brand-600);font-size:14px;transition:transform .2s ease}
.faq-item.open .faq-q i{transform:rotate(180deg)}
.faq-a{display:none;padding:0 20px 20px;font-size:15px;color:var(--ink-600);line-height:1.85}
.faq-item.open .faq-a{display:block}
/* CTA 带 */
.cta-band{
  margin-top:72px;background:var(--brand-100);border-radius:20px;
  padding:52px 40px;text-align:center;position:relative;overflow:hidden;
}
.cta-band::before{
  content:"";position:absolute;left:-100px;bottom:-120px;width:340px;height:340px;
  background:radial-gradient(circle,rgba(45,91,227,.18),transparent 70%);
}
.cta-band .inner{position:relative;z-index:2}
.cta-band h2{font-size:28px;margin-bottom:12px}
.cta-band p{font-size:15px;color:var(--ink-600);margin-bottom:26px}
@media (max-width:767.98px){
  .cta-band{padding:36px 22px;border-radius:16px}
  .cta-band h2{font-size:22px}
}
/* 页脚 */
.site-footer{margin-top:72px;background:#0E1A33;color:#A9B4CC;padding:56px 0 0}
.foot-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.foot-brand .brand-mark{background:linear-gradient(140deg,var(--brand-500),var(--brand-700))}
.foot-brand .main{font-size:18px;font-weight:700;color:#fff}
.foot-brand .sub{font-size:12px;color:#8593B0}
.foot-desc{font-size:14px;line-height:1.85;color:#8B99B8}
.site-footer h4{font-size:15px;color:#fff;margin-bottom:16px}
.foot-links,.foot-contact{list-style:none;padding:0;margin:0}
.foot-links li{margin-bottom:10px}
.foot-links a{font-size:14px;color:#A9B4CC}
.foot-links a:hover{color:#fff}
.foot-contact li{display:flex;gap:10px;font-size:14px;line-height:1.7;margin-bottom:12px;color:#A9B4CC}
.foot-contact i{margin-top:5px;color:var(--brand-500);font-size:13px}
.foot-bottom{
  margin-top:44px;border-top:1px solid rgba(255,255,255,.09);
  padding:20px 0;display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:13px;color:#7C8AA8;
}
@media (max-width:1199.98px){
  .side-col{display:none}
  .main-col{margin:0 auto}
}
@media (max-width:991.98px){
  .reading-card{padding:28px 22px}
  .section{margin-top:48px}
}
@media (max-width:575.98px){
  .container{padding-left:16px;padding-right:16px}
  .reading-card{padding:22px 18px;border-radius:14px}
  .article-body{font-size:16px}
  .section-head h2{font-size:22px}
  main{padding-top:32px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important}
}

/* roulang page: category2 */
:root{
  --brand-700:#1E3FA8;
  --brand-600:#2D5BE3;
  --brand-500:#4C7BF4;
  --brand-100:#E8EFFE;
  --live:#FF5A3C;
  --pulse:#12B8A6;
  --ink-900:#101828;
  --ink-600:#475467;
  --ink-400:#98A2B3;
  --line:#E4E9F2;
  --bg-page:#F5F7FB;
  --bg-card:#FFFFFF;
  --bg-soft:#FAFBFF;
  --radius-card:16px;
  --radius-btn:10px;
  --radius-img:12px;
  --shadow-1:0 1px 2px rgba(16,24,40,.06);
  --shadow-2:0 8px 24px rgba(29,58,120,.08);
  --shadow-3:0 16px 40px rgba(29,58,120,.14);
  --gap:24px;
  --sec:72px;
  --t:180ms ease;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg-page);
  color:var(--ink-600);
  font-family:"Source Han Sans SC","HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--brand-600);text-decoration:none;transition:color var(--t);}
a:hover{color:var(--brand-500);}
h1,h2,h3,h4{color:var(--ink-900);font-weight:700;line-height:1.3;margin:0;}
p{margin:0 0 1em;}
ul{margin:0;padding:0;list-style:none;}
button,input,select{font-family:inherit;}
:focus-visible{outline:2px solid var(--brand-500);outline-offset:2px;border-radius:6px;}
.num{font-variant-numeric:tabular-nums;}
.container{width:100%;max-width:1200px;padding-left:24px;padding-right:24px;margin-left:auto;margin-right:auto;}
.sec{padding:var(--sec) 0;}
.sec-tight{padding:48px 0;}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px;flex-wrap:wrap;}
.sec-head h2{font-size:28px;}
.sec-head .sub{font-size:15px;color:var(--ink-400);margin-top:6px;}
.more-link{font-size:14px;font-weight:600;display:inline-flex;align-items:center;gap:6px;}
.more-link i{transition:transform var(--t);}
.more-link:hover i{transform:translateX(3px);}

/* ===== 顶部状态条 ===== */
.top-strip{
  height:4px;background:linear-gradient(90deg,var(--brand-600),var(--brand-500) 55%,var(--live));
  position:relative;z-index:60;
}
.strip-note{
  background:var(--ink-900);color:#C9D4EC;font-size:13px;
  padding:7px 0;
}
.strip-note .container{display:flex;align-items:center;gap:10px;justify-content:center;flex-wrap:wrap;}
.strip-note .dot-live{
  width:7px;height:7px;border-radius:50%;background:var(--live);display:inline-block;
  animation:breathe 1.8s ease-in-out infinite;
}
@keyframes breathe{0%,100%{opacity:1;transform:scale(1);}50%{opacity:.45;transform:scale(.82);}}

/* ===== 导航 ===== */
.site-header{
  position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid var(--line);
}
.site-header .navbar{padding:0;min-height:72px;}
.brand{display:flex;align-items:center;gap:12px;}
.brand-mark{
  width:42px;height:42px;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;
  background:linear-gradient(140deg,var(--brand-600),var(--brand-700));
  color:#fff;font-weight:700;font-size:15px;letter-spacing:.02em;box-shadow:var(--shadow-2);
}
.brand-text{display:flex;flex-direction:column;line-height:1.2;}
.brand-text .main{font-size:18px;font-weight:700;color:var(--ink-900);}
.brand-text .sub{font-size:12px;color:var(--ink-400);}
.navbar-nav .nav-link{
  position:relative;font-size:15px;font-weight:500;color:var(--ink-600);
  padding:10px 14px;border-radius:999px;transition:color var(--t),background var(--t);
}
.navbar-nav .nav-link::after{
  content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;
  background:var(--brand-600);transform:scaleX(0);transform-origin:left;transition:transform 160ms ease;
}
.navbar-nav .nav-link:hover{color:var(--brand-600);}
.navbar-nav .nav-link:hover::after{transform:scaleX(1);}
.navbar-nav .nav-link.active{color:var(--brand-700);background:var(--brand-100);}
.navbar-nav .nav-link.active::after{transform:scaleX(0);}
.nav-actions{display:flex;align-items:center;gap:12px;}
.live-badge{
  display:inline-flex;align-items:center;gap:7px;font-size:12px;font-weight:600;
  color:var(--live);background:#FFF1ED;border:1px solid #FFD9D0;
  padding:6px 12px;border-radius:999px;
}
.live-badge .dot{width:7px;height:7px;border-radius:50%;background:var(--live);animation:breathe 1.8s ease-in-out infinite;}
.navbar-toggler{border:1px solid var(--line);border-radius:10px;padding:6px 10px;color:var(--ink-900);}
.navbar-toggler:focus{box-shadow:none;}
.mobile-cta{display:none;}
@media (max-width:991.98px){
  .site-header .navbar{min-height:64px;}
  .navbar-collapse{
    margin-top:12px;padding:16px;background:#fff;border:1px solid var(--line);
    border-radius:16px;box-shadow:var(--shadow-2);
  }
  .navbar-nav .nav-link{padding:12px 14px;border-radius:10px;}
  .navbar-nav .nav-link::after{display:none;}
  .nav-actions{margin-top:14px;flex-direction:column;align-items:stretch;}
  .nav-actions .btn{width:100%;justify-content:center;}
  .desktop-cta{display:none;}
  .mobile-cta{display:inline-flex;}
  .live-badge{justify-content:center;}
}

/* ===== 按钮 ===== */
.btn{
  border-radius:var(--radius-btn);font-weight:600;font-size:15px;
  padding:12px 22px;border:1px solid transparent;line-height:1.2;
  display:inline-flex;align-items:center;gap:8px;transition:all var(--t);
}
.btn-brand{background:var(--brand-600);color:#fff;box-shadow:var(--shadow-1);}
.btn-brand:hover{background:var(--brand-500);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-2);}
.btn-brand:active{transform:translateY(0);}
.btn-ghost{background:#fff;color:var(--ink-900);border-color:var(--line);}
.btn-ghost:hover{border-color:var(--brand-500);color:var(--brand-600);background:#fff;}
.btn-lg-cta{padding:16px 32px;font-size:16px;}
.btn:focus,.btn:focus-visible{box-shadow:0 0 0 3px rgba(76,123,244,.28);}

/* ===== 页头带 ===== */
.page-hero{
  position:relative;background:var(--brand-100);border-bottom:1px solid var(--line);overflow:hidden;
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(45,91,227,.14) 1px,transparent 1px);
  background-size:22px 22px;opacity:.5;pointer-events:none;
}
.page-hero .container{position:relative;z-index:2;padding-top:56px;padding-bottom:56px;}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--ink-400);margin-bottom:18px;flex-wrap:wrap;}
.crumb a{color:var(--ink-600);}
.crumb a:hover{color:var(--brand-600);}
.crumb .sep{color:var(--ink-400);}
.crumb .now{color:var(--ink-900);font-weight:600;}
.page-hero h1{font-size:40px;margin-bottom:14px;}
.page-hero .lead{font-size:17px;color:var(--ink-600);max-width:640px;margin:0 0 22px;}
.hero-stats{display:flex;flex-wrap:wrap;gap:28px;}
.hero-stats .st{display:flex;flex-direction:column;gap:2px;}
.hero-stats .st b{font-size:22px;color:var(--brand-700);font-variant-numeric:tabular-nums;}
.hero-stats .st span{font-size:13px;color:var(--ink-400);}
.hero-visual{
  border-radius:var(--radius-card);overflow:hidden;border:1px solid rgba(30,63,168,.12);
  box-shadow:var(--shadow-2);background:#fff;
}
.hero-visual img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.hero-visual .cap{
  padding:12px 16px;font-size:13px;color:var(--ink-400);display:flex;justify-content:space-between;gap:10px;
}

/* ===== 筛选条 ===== */
.filter-bar{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  box-shadow:var(--shadow-1);padding:16px;display:flex;gap:12px;flex-wrap:wrap;align-items:center;
  margin-top:-32px;position:relative;z-index:5;
}
.filter-bar .fl-label{font-size:13px;color:var(--ink-400);font-weight:600;letter-spacing:.02em;}
.chip{
  display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:500;
  padding:8px 16px;border-radius:999px;border:1px solid var(--line);background:#fff;
  color:var(--ink-600);cursor:pointer;transition:all var(--t);
}
.chip:hover{border-color:var(--brand-500);color:var(--brand-600);}
.chip.is-on{background:var(--brand-100);border-color:var(--brand-100);color:var(--brand-700);font-weight:600;}
.filter-bar .divider{width:1px;height:24px;background:var(--line);}

/* ===== 密网格回放卡 ===== */
.replay-grid{
  display:grid;gap:var(--gap);
  grid-template-columns:repeat(4,minmax(0,1fr));
}
@media (max-width:1199.98px){.replay-grid{grid-template-columns:repeat(3,minmax(0,1fr));}}
@media (max-width:991.98px){.replay-grid{grid-template-columns:repeat(2,minmax(0,1fr));}}
@media (max-width:575.98px){.replay-grid{grid-template-columns:1fr;}}
.replay-card{
  background:var(--bg-card);border:1px solid var(--line);border-radius:var(--radius-card);
  box-shadow:var(--shadow-1);overflow:hidden;display:flex;flex-direction:column;
  transition:transform var(--t),box-shadow var(--t),border-color var(--t);
}
.replay-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-3);border-color:#D8E1F5;}
.thumb{position:relative;overflow:hidden;background:#EEF2F9;}
.thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform 220ms ease;}
.replay-card:hover .thumb img{transform:scale(1.03);}
.thumb .dur{
  position:absolute;right:10px;bottom:10px;background:rgba(16,24,40,.78);color:#fff;
  font-size:12px;padding:3px 9px;border-radius:999px;font-variant-numeric:tabular-nums;
}
.thumb .play{
  position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
  width:48px;height:48px;border-radius:50%;background:rgba(255,255,255,.88);
  color:var(--brand-700);display:flex;align-items:center;justify-content:center;
  font-size:16px;box-shadow:var(--shadow-2);opacity:.92;transition:opacity var(--t),transform var(--t);
}
.replay-card:hover .thumb .play{opacity:1;transform:translate(-50%,-50%) scale(1.06);}
.thumb .tag-live{
  position:absolute;left:10px;top:10px;background:var(--live);color:#fff;font-size:12px;font-weight:600;
  padding:3px 10px;border-radius:999px;
}
.thumb .tag-replay{
  position:absolute;left:10px;top:10px;background:var(--pulse);color:#fff;font-size:12px;font-weight:600;
  padding:3px 10px;border-radius:999px;
}
.replay-body{padding:16px 16px 18px;display:flex;flex-direction:column;gap:10px;flex:1;}
.replay-body h3{font-size:16px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.replay-body .desc{
  font-size:13px;color:var(--ink-400);line-height:1.65;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.replay-meta{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding-top:12px;border-top:1px solid var(--line);font-size:13px;color:var(--ink-400);
}
.replay-meta .go{font-weight:600;color:var(--brand-600);display:inline-flex;align-items:center;gap:5px;}
.replay-card:hover .replay-meta .go{color:var(--brand-500);}
.mini-tag{
  display:inline-block;font-size:12px;color:var(--ink-600);background:#EEF2F7;
  padding:2px 8px;border-radius:6px;
}

/* ===== 加载更多 / 状态位 ===== */
.load-wrap{display:flex;flex-direction:column;align-items:center;gap:14px;margin-top:40px;}
.load-wrap .note{font-size:13px;color:var(--ink-400);}
.state-box{
  border:1px dashed var(--line);border-radius:var(--radius-card);background:#fff;
  padding:36px 24px;text-align:center;color:var(--ink-400);font-size:14px;
}
.state-box i{font-size:26px;color:var(--brand-500);display:block;margin-bottom:10px;}
.state-box .ok{color:var(--pulse);}
.state-box .err{color:var(--live);}
.is-loading{opacity:.55;pointer-events:none;}

/* ===== 使用说明三步 ===== */
.how-list{display:grid;gap:24px;grid-template-columns:repeat(3,minmax(0,1fr));}
@media (max-width:991.98px){.how-list{grid-template-columns:1fr;}}
.how-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:24px;box-shadow:var(--shadow-1);
}
.how-item .no{
  width:40px;height:40px;border-radius:12px;background:var(--brand-100);color:var(--brand-700);
  display:flex;align-items:center;justify-content:center;font-weight:700;margin-bottom:14px;
  font-variant-numeric:tabular-nums;
}
.how-item h3{font-size:18px;margin-bottom:8px;}
.how-item p{font-size:14px;color:var(--ink-600);margin:0;}

/* ===== FAQ ===== */
.faq-wrap{max-width:860px;margin:0 auto;}
.accordion-item{
  border:1px solid var(--line);border-radius:var(--radius-card) !important;
  background:#fff;margin-bottom:12px;overflow:hidden;box-shadow:var(--shadow-1);
}
.accordion-button{
  font-size:16px;font-weight:600;color:var(--ink-900);background:#fff;
  padding:18px 20px;line-height:1.5;box-shadow:none !important;
}
.accordion-button:hover{background:var(--bg-soft);}
.accordion-button:not(.collapsed){background:var(--bg-soft);color:var(--brand-700);}
.accordion-button::after{
  background-image:none;content:"+";font-size:18px;font-weight:600;color:var(--brand-600);
  width:22px;height:22px;display:flex;align-items:center;justify-content:center;transform:none;
}
.accordion-button:not(.collapsed)::after{content:"−";transform:none;}
.accordion-body{font-size:15px;color:var(--ink-600);padding:0 20px 20px;background:var(--bg-soft);}

/* ===== CTA 带 ===== */
.cta-band{
  background:var(--brand-100);border-radius:24px;padding:56px 40px;text-align:center;
  border:1px solid #D7E2FB;
}
.cta-band h2{font-size:28px;margin-bottom:12px;}
.cta-band p{font-size:16px;color:var(--ink-600);max-width:640px;margin:0 auto 24px;}

/* ===== 页脚 ===== */
.site-footer{background:#0E1A33;color:#B9C6DF;padding:64px 0 28px;margin-top:24px;}
.site-footer h4{color:#fff;font-size:16px;margin-bottom:16px;}
.foot-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px;}
.foot-brand .brand-mark{
  width:40px;height:40px;border-radius:12px;background:linear-gradient(140deg,var(--brand-600),var(--brand-700));
  display:inline-flex;align-items:center;justify-content:center;color:#fff;
}
.foot-brand .main{font-size:17px;font-weight:700;color:#fff;}
.foot-brand .sub{font-size:12px;color:#8FA0C2;}
.foot-desc{font-size:14px;color:#9EAECB;line-height:1.8;margin:0;}
.foot-links li{margin-bottom:10px;}
.foot-links a{color:#B9C6DF;font-size:14px;}
.foot-links a:hover{color:#fff;}
.foot-contact li{display:flex;gap:10px;font-size:14px;color:#9EAECB;margin-bottom:12px;line-height:1.6;}
.foot-contact i{color:var(--brand-500);margin-top:4px;}
.foot-bottom{
  margin-top:40px;padding-top:20px;border-top:1px solid rgba(255,255,255,.1);
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:13px;color:#8395B4;
}

/* ===== 响应式细节 ===== */
@media (max-width:991.98px){
  :root{--sec:56px;}
  .page-hero h1{font-size:32px;}
  .sec-head h2{font-size:24px;}
  .cta-band{padding:40px 24px;}
}
@media (max-width:575.98px){
  :root{--sec:48px;}
  .container{padding-left:16px;padding-right:16px;}
  .page-hero h1{font-size:27px;}
  .page-hero .lead{font-size:15px;}
  .sec-head h2{font-size:22px;}
  .filter-bar{margin-top:-20px;padding:12px;}
  .cta-band h2{font-size:22px;}
  .cta-band{padding:32px 18px;border-radius:18px;}
  .hero-stats{gap:20px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;}
  html{scroll-behavior:auto;}
}

/* roulang page: category3 */
:root{
  --brand-700:#1E3FA8;
  --brand-600:#2D5BE3;
  --brand-500:#4C7BF4;
  --brand-100:#E8EFFE;
  --live:#FF5A3C;
  --pulse:#12B8A6;
  --ink-900:#101828;
  --ink-600:#475467;
  --ink-400:#98A2B3;
  --line:#E4E9F2;
  --bg-page:#F5F7FB;
  --bg-card:#FFFFFF;
  --bg-soft:#FAFBFF;
  --r-card:16px;
  --r-btn:10px;
  --r-img:12px;
  --sh1:0 1px 2px rgba(16,24,40,.06);
  --sh2:0 8px 24px rgba(29,58,120,.08);
  --sh3:0 16px 40px rgba(29,58,120,.14);
  --t:180ms ease;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"HarmonyOS Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--ink-600);
  background:var(--bg-page);
  font-variant-numeric:tabular-nums;
}
h1,h2,h3,h4{margin:0;color:var(--ink-900);font-weight:700;line-height:1.3}
p{margin:0}
a{color:inherit;text-decoration:none;transition:color var(--t)}
img{max-width:100%;display:block}
ul,ol{margin:0;padding:0;list-style:none}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--brand-500);outline-offset:2px}
.container{max-width:1200px;padding-left:24px;padding-right:24px;margin:0 auto}
.section{padding:72px 0}
.section-tight{padding:56px 0}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:28px}
.sec-head h2{font-size:28px}
.sec-head .sub{font-size:14px;color:var(--ink-400);margin-top:6px}
.sec-link{font-size:14px;color:var(--brand-600);font-weight:600;white-space:nowrap}
.sec-link:hover{color:var(--brand-700)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:600;letter-spacing:.06em;
  color:var(--brand-700);background:var(--brand-100);
  padding:5px 12px;border-radius:999px;
}
.divider-soft{height:1px;background:var(--line);border:0;margin:0}

/* 顶部状态条 */
.top-strip{
  background:linear-gradient(90deg,var(--brand-700),var(--brand-600) 55%,var(--brand-500));
  color:#fff;height:36px;display:flex;align-items:center;font-size:13px;
}
.top-strip .container{display:flex;align-items:center;gap:14px;width:100%;justify-content:space-between}
.top-strip .strip-left{display:flex;align-items:center;gap:10px}
.top-strip .pulse-dot{width:7px;height:7px;border-radius:50%;background:#fff;animation:breath 1.8s ease-in-out infinite}
.top-strip .strip-right{opacity:.86}
@keyframes breath{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.45;transform:scale(.82)}}

/* 导航 */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:#fff;border-bottom:1px solid var(--line);
  box-shadow:0 1px 2px rgba(16,24,40,.04);
}
.site-header .navbar{min-height:72px;padding:8px 0;align-items:center}
.brand{display:flex;align-items:center;gap:12px}
.brand-mark{
  width:42px;height:42px;flex:0 0 42px;border-radius:12px;
  background:linear-gradient(135deg,var(--brand-600),var(--brand-700));
  color:#fff;font-size:15px;font-weight:700;letter-spacing:.02em;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 6px 16px rgba(45,91,227,.28);
}
.brand-text{display:flex;flex-direction:column;line-height:1.2}
.brand-text .main{font-size:18px;font-weight:700;color:var(--ink-900)}
.brand-text .sub{font-size:12px;color:var(--ink-400);margin-top:2px}
.navbar-toggler{
  border:1px solid var(--line);border-radius:10px;padding:8px 12px;
  color:var(--brand-700);background:#fff;
}
.navbar-toggler:focus{box-shadow:0 0 0 2px rgba(76,123,244,.35)}
.navbar-toggler i{font-size:17px}
.navbar-nav{align-items:center;gap:4px}
.nav-link{
  position:relative;font-size:15px;font-weight:500;color:var(--ink-600);
  padding:9px 16px;border-radius:999px;transition:color var(--t),background var(--t);
}
.nav-link::after{
  content:"";position:absolute;left:16px;right:16px;bottom:3px;height:2px;
  background:var(--brand-600);transform:scaleX(0);transform-origin:left;
  transition:transform var(--t);border-radius:2px;
}
.nav-link:hover{color:var(--brand-700)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.active{color:var(--brand-700);background:var(--brand-100);font-weight:600}
.nav-link.active::after{display:none}
.nav-actions{display:flex;align-items:center;gap:14px}
.live-badge{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:600;color:var(--live);
  background:rgba(255,90,60,.09);border:1px solid rgba(255,90,60,.22);
  padding:6px 12px;border-radius:999px;
}
.live-badge .dot{width:7px;height:7px;border-radius:50%;background:var(--live);animation:breath 1.8s ease-in-out infinite}
.btn-brand{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--brand-600);color:#fff;font-weight:600;font-size:15px;
  border:1px solid var(--brand-600);border-radius:var(--r-btn);
  padding:11px 20px;transition:all var(--t);box-shadow:var(--sh1);
}
.btn-brand:hover{background:var(--brand-500);border-color:var(--brand-500);color:#fff;transform:translateY(-1px);box-shadow:var(--sh2)}
.btn-brand:active{transform:none;box-shadow:var(--sh1)}
.btn-ghost{
  display:inline-flex;align-items:center;gap:8px;
  background:#fff;color:var(--ink-900);font-weight:600;font-size:15px;
  border:1px solid var(--line);border-radius:var(--r-btn);padding:11px 20px;
  transition:all var(--t);
}
.btn-ghost:hover{border-color:var(--brand-500);color:var(--brand-600);transform:translateY(-1px);box-shadow:var(--sh1)}
.btn-brand-lg{padding:15px 28px;font-size:16px}
.mobile-cta{display:none}

/* 页头带 */
.page-hero{
  position:relative;
  background-image:linear-gradient(100deg,rgba(232,239,254,.97) 0%,rgba(232,239,254,.9) 52%,rgba(232,239,254,.6) 100%),url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
  border-bottom:1px solid var(--line);
  padding:52px 0;
}
.page-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(rgba(45,91,227,.10) 1px,transparent 1px);
  background-size:22px 22px;opacity:.5;
}
.page-hero .container{position:relative;z-index:1}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--ink-400);margin-bottom:18px}
.crumb a:hover{color:var(--brand-600)}
.crumb .sep{color:#CBD5E1}
.crumb .cur{color:var(--ink-600)}
.hero-grid{display:grid;grid-template-columns:1.35fr .9fr;gap:40px;align-items:center}
.page-hero h1{font-size:40px;margin:14px 0 14px}
.page-hero .lede{font-size:17px;color:var(--ink-600);max-width:560px}
.hero-stats{display:flex;flex-wrap:wrap;gap:0;margin-top:28px}
.hero-stats .st{padding:0 22px;border-left:1px solid rgba(45,91,227,.22)}
.hero-stats .st:first-child{padding-left:0;border-left:0}
.hero-stats .num{font-size:22px;font-weight:700;color:var(--brand-700);display:block;line-height:1.2}
.hero-stats .lbl{font-size:13px;color:var(--ink-400)}
.hero-shot{
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh2);
  border:1px solid rgba(255,255,255,.7);background:#fff;
}
.hero-shot img{width:100%;aspect-ratio:16/10;object-fit:cover}

/* 编辑式头条区 */
.editorial{display:grid;grid-template-columns:1.55fr 1fr;gap:24px;align-items:start}
.card{
  background:var(--bg-card);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh1);transition:box-shadow var(--t),transform var(--t);
}
.headline-card{overflow:hidden}
.headline-card:hover{box-shadow:var(--sh2);transform:translateY(-3px)}
.headline-media{position:relative;overflow:hidden}
.headline-media img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform 320ms ease}
.headline-card:hover .headline-media img{transform:scale(1.03)}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;font-weight:600;color:var(--brand-700);
  background:var(--brand-100);padding:4px 11px;border-radius:999px;
}
.tag-live{color:var(--live);background:rgba(255,90,60,.1)}
.tag-pulse{color:#0E8C7E;background:rgba(18,184,166,.12)}
.tag-on-media{position:absolute;top:14px;left:14px;background:rgba(255,255,255,.94);backdrop-filter:saturate(120%)}
.headline-body{padding:24px 26px 26px}
.headline-body h3{font-size:24px;margin:12px 0 10px}
.headline-body p{font-size:15px;color:var(--ink-600)}
.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:13px;color:var(--ink-400);margin-top:16px}
.meta-row .dot{width:3px;height:3px;border-radius:50%;background:#CBD5E1}
.read-more{font-size:14px;font-weight:600;color:var(--brand-600)}
.headline-card:hover .read-more{color:var(--brand-700)}

.brief-card{padding:22px 22px 10px}
.brief-card h3{font-size:17px;display:flex;align-items:center;justify-content:space-between}
.brief-card h3 span{font-size:12px;font-weight:500;color:var(--ink-400)}
.brief-list{margin-top:8px}
.brief-item{
  display:flex;gap:12px;align-items:flex-start;justify-content:space-between;
  padding:14px 0;border-bottom:1px solid var(--line);font-size:14px;
}
.brief-item:last-child{border-bottom:0}
.brief-item .tt{color:var(--ink-900);font-weight:500;line-height:1.55;transition:color var(--t)}
.brief-item:hover .tt{color:var(--brand-600)}
.brief-item .tm{color:var(--ink-400);font-size:12px;white-space:nowrap;padding-top:3px}
.brief-item .idx{
  width:20px;flex:0 0 20px;font-size:12px;font-weight:700;color:var(--brand-500);padding-top:3px;
}

/* 常规卡片网格 */
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.news-card{overflow:hidden;display:flex;flex-direction:column}
.news-card:hover{box-shadow:var(--sh3);transform:translateY(-3px)}
.news-card .thumb{overflow:hidden;position:relative}
.news-card .thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform 320ms ease}
.news-card:hover .thumb img{transform:scale(1.04)}
.news-card .body{padding:18px 20px 22px;display:flex;flex-direction:column;flex:1}
.news-card h3{font-size:17px;margin:12px 0 8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card p{
  font-size:14px;color:var(--ink-600);display:-webkit-box;-webkit-line-clamp:2;
  -webkit-box-orient:vertical;overflow:hidden;flex:1;
}
.news-card .foot{display:flex;align-items:center;justify-content:space-between;margin-top:16px;font-size:13px;color:var(--ink-400)}
.news-card .foot .go{color:var(--brand-600);font-weight:600}

/* 加载更多 */
.load-more{display:flex;flex-direction:column;align-items:center;gap:12px;margin-top:40px}
.load-more .hint{font-size:13px;color:var(--ink-400)}

/* FAQ */
.faq-wrap{max-width:880px;margin:0 auto}
.accordion{--bs-accordion-border-color:transparent;--bs-accordion-btn-focus-box-shadow:0 0 0 2px rgba(76,123,244,.32);--bs-accordion-active-bg:var(--bg-soft);--bs-accordion-active-color:var(--brand-700);--bs-accordion-bg:#fff;--bs-accordion-border-radius:14px;--bs-accordion-inner-border-radius:14px;}
.accordion-item{
  border:1px solid var(--line);border-radius:14px;overflow:hidden;background:#fff;
  margin-bottom:12px;box-shadow:var(--sh1);
}
.accordion-button{
  font-size:16px;font-weight:600;color:var(--ink-900);
  padding:18px 22px;background:#fff;line-height:1.5;
}
.accordion-button:hover{background:var(--bg-soft)}
.accordion-button:not(.collapsed){color:var(--brand-700);background:var(--bg-soft);box-shadow:none}
.accordion-button::after{
  content:"";width:11px;height:11px;flex:0 0 11px;background-image:none;
  border-right:2px solid var(--brand-600);border-bottom:2px solid var(--brand-600);
  transform:rotate(45deg);margin-left:auto;transition:transform 200ms ease;
}
.accordion-button:not(.collapsed)::after{transform:rotate(-135deg)}
.accordion-body{font-size:15px;color:var(--ink-600);padding:4px 22px 20px;background:var(--bg-soft)}

/* CTA 带 */
.cta-band{background:linear-gradient(120deg,var(--brand-100),#F3F7FF 55%,#EAF1FF);border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:64px 0}
.cta-inner{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:28px}
.cta-inner h2{font-size:26px;margin-bottom:8px}
.cta-inner p{font-size:15px;color:var(--ink-600);max-width:620px}

/* 页脚 */
.site-footer{background:#0E1A33;color:#B9C4DA;padding:60px 0 0;font-size:14px}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:16px;font-weight:600}
.foot-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.foot-brand .brand-mark{background:linear-gradient(135deg,var(--brand-600),var(--brand-500));box-shadow:none}
.foot-brand .main{color:#fff;font-size:17px;font-weight:700;display:block;line-height:1.3}
.foot-brand .sub{font-size:12px;color:#8794B0}
.foot-desc{line-height:1.75;color:#97A3BD}
.foot-links li{margin-bottom:10px}
.foot-links a{color:#B9C4DA}
.foot-links a:hover{color:#fff}
.foot-contact li{display:flex;gap:10px;margin-bottom:12px;color:#97A3BD;line-height:1.6}
.foot-contact i{color:var(--brand-500);margin-top:4px}
.foot-bottom{
  margin-top:44px;border-top:1px solid rgba(255,255,255,.1);
  padding:20px 0;display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:13px;color:#8794B0;
}

/* 响应式 */
@media (max-width:1199px){
  .card-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
}
@media (max-width:991px){
  .site-header .navbar{min-height:64px}
  .navbar-collapse{
    margin-top:12px;padding:12px;background:#fff;border:1px solid var(--line);
    border-radius:14px;box-shadow:var(--sh2);
  }
  .navbar-nav{align-items:stretch;gap:2px}
  .nav-link{padding:12px 14px;border-radius:10px}
  .nav-link::after{display:none}
  .nav-actions{flex-direction:column;align-items:stretch;gap:10px;margin-top:12px}
  .nav-actions .btn-brand{justify-content:center;width:100%}
  .desktop-cta{display:none}
  .mobile-cta{display:inline-flex}
  .hero-grid{grid-template-columns:1fr;gap:28px}
  .page-hero{padding:40px 0}
  .page-hero h1{font-size:32px}
  .editorial{grid-template-columns:1fr}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .section{padding:56px 0}
  .sec-head h2{font-size:24px}
}
@media (max-width:767px){
  .top-strip{height:4px;font-size:0}
  .top-strip .container{display:none}
  .container{padding-left:16px;padding-right:16px}
  .section{padding:48px 0}
  .sec-head{flex-direction:column;align-items:flex-start;gap:10px}
  .sec-head h2{font-size:22px}
  .page-hero h1{font-size:28px}
  .page-hero .lede{font-size:15px}
  .hero-stats .st{padding:0 14px}
  .hero-stats .num{font-size:19px}
  .headline-body{padding:20px 18px 22px}
  .headline-body h3{font-size:20px}
  .cta-inner h2{font-size:22px}
}
@media (max-width:575px){
  .card-grid{grid-template-columns:1fr}
  .hero-stats{flex-direction:column;gap:14px}
  .hero-stats .st{padding:0;border-left:0}
  .btn-brand,.btn-ghost{width:100%;justify-content:center}
  .cta-inner .btn-brand{width:100%}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important}
}