/* roulang page: index */
:root{
  --bg-0:#05070E;
  --bg-1:#0A0F1C;
  --bg-2:#0E1524;
  --brand:#2BE3B0;
  --brand-2:#7C5CFF;
  --accent:#FF5A3C;
  --hot:#FFD24D;
  --panel:rgba(255,255,255,.055);
  --panel-strong:rgba(255,255,255,.09);
  --stroke:rgba(255,255,255,.10);
  --stroke-2:rgba(255,255,255,.18);
  --text-1:#E9F1FF;
  --text-2:#A3B2CC;
  --text-3:#6B7A96;
  --r-sm:10px;
  --r-md:12px;
  --r-lg:22px;
  --r-pill:999px;
  --shadow:0 24px 60px -30px rgba(0,0,0,.9);
  --ease:cubic-bezier(.22,.61,.36,1);
  --container:1240px;
  --pad:clamp(20px,4vw,40px);
  --num:"Barlow Condensed","Rajdhani","DIN Alternate",ui-monospace,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--bg-0);color:var(--text-1);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;line-height:1.85;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease),border-color .2s var(--ease),opacity .2s var(--ease)}
a:hover{color:var(--brand)}
button,input,select,textarea{font:inherit;color:inherit;background:none;border:0}
button{cursor:pointer}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:.01em;line-height:1.25}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
svg{display:block}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 var(--pad)}
.section{padding:clamp(56px,8vw,112px) 0;position:relative}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:clamp(28px,4vw,46px);flex-wrap:wrap}
.sec-head h2{font-size:clamp(24px,3.2vw,36px)}
.sec-sub{margin-top:10px;color:var(--text-2);font-size:15px;max-width:660px;line-height:1.8}
.eyebrow{display:inline-block;font-family:var(--num);font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--brand);margin-bottom:12px}
.text-link{position:relative;font-size:14px;font-weight:600;color:var(--text-1);white-space:nowrap}
.text-link::after{content:"";position:absolute;left:0;right:0;bottom:-4px;height:1px;background:currentColor;transform:scaleX(.35);transform-origin:center;transition:transform .22s var(--ease)}
.text-link:hover{color:var(--brand)}
.text-link:hover::after{transform:scaleX(1)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 26px;border-radius:var(--r-md);border:1px solid transparent;font-size:15px;font-weight:700;white-space:nowrap;transition:filter .16s var(--ease),transform .16s var(--ease),box-shadow .16s var(--ease),border-color .16s var(--ease),background-color .16s var(--ease),color .16s var(--ease)}
.btn-primary{background:var(--brand);color:#04140F}
.btn-primary:hover{filter:brightness(1.08);box-shadow:0 0 0 6px rgba(43,227,176,.14);transform:translateY(-1px);color:#04140F}
.btn-primary:active{transform:translateY(0) scale(.99);box-shadow:none}
.btn-ghost{border-color:var(--stroke-2);color:var(--text-1)}
.btn-ghost:hover{border-color:var(--brand);background:rgba(43,227,176,.08);color:var(--brand)}
.btn-ghost:active{transform:scale(.99)}
.btn-sm{height:40px;padding:0 18px;font-size:14px}
.btn[disabled],.btn.is-disabled{opacity:.45;cursor:not-allowed;box-shadow:none;transform:none}
.btn .spin{width:16px;height:16px;border:2px solid rgba(4,20,15,.3);border-top-color:#04140F;border-radius:50%;display:none;animation:spin .7s linear infinite}
.btn.is-loading .spin{display:block}
@keyframes spin{to{transform:rotate(360deg)}}
.badge{display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 10px;border-radius:var(--r-pill);font-size:12px;font-weight:600;letter-spacing:.04em;background:rgba(43,227,176,.12);color:var(--brand);border:1px solid rgba(43,227,176,.28)}
.badge-hot{background:rgba(255,210,77,.14);color:var(--hot);border-color:rgba(255,210,77,.35)}
.badge-live{background:rgba(255,90,60,.14);color:var(--accent);border-color:rgba(255,90,60,.35)}
.chip{display:inline-flex;align-items:center;height:36px;padding:0 16px;border-radius:var(--r-pill);border:1px solid var(--stroke);font-size:14px;color:var(--text-2);cursor:pointer;transition:all .16s var(--ease)}
.chip:hover{border-color:var(--stroke-2);color:var(--text-1)}
.chip.is-active{background:rgba(43,227,176,.12);border-color:rgba(43,227,176,.4);color:var(--brand)}

/* 顶部公告 */
.notice{background:rgba(5,7,14,.94);border-bottom:1px solid var(--stroke)}
.notice-inner{display:flex;align-items:center;gap:10px;height:38px;font-size:13px;color:var(--text-2)}
.notice p{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.pulse-dot{width:7px;height:7px;border-radius:50%;background:var(--brand);flex-shrink:0;animation:pulse 2s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(43,227,176,.45)}70%{box-shadow:0 0 0 8px rgba(43,227,176,0)}100%{box-shadow:0 0 0 0 rgba(43,227,176,0)}}
.notice-close{color:var(--text-3);font-size:13px;line-height:1;padding:7px;border-radius:8px;transition:all .16s var(--ease)}
.notice-close:hover{color:var(--text-1);background:var(--panel)}

/* 导航 */
.site-head{position:sticky;top:0;z-index:80;background:rgba(5,7,14,.78);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid transparent;transition:background .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease)}
.site-head.is-stuck{background:rgba(8,12,22,.88);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom-color:var(--stroke);box-shadow:0 18px 40px -32px rgba(0,0,0,.95)}
.head-inner{display:flex;align-items:center;gap:18px;height:78px;transition:height .22s var(--ease)}
.site-head.is-stuck .head-inner{height:66px}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;font-size:17px;font-weight:700}
.brand:hover{color:var(--text-1)}
.brand-mark{width:34px;height:34px;border-radius:11px;display:grid;place-items:center;background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#04140F;flex-shrink:0;box-shadow:0 10px 26px -14px rgba(43,227,176,.9)}
.brand-text{white-space:nowrap}
.search-shell{position:relative;flex:1 1 auto;max-width:620px;min-width:0}
.search-box{display:flex;align-items:center;gap:10px;height:50px;padding:0 6px 0 18px;border-radius:var(--r-pill);background:var(--panel);border:1px solid var(--stroke);transition:border-color .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease)}
.search-box:focus-within{border-color:rgba(43,227,176,.55);box-shadow:0 0 0 4px rgba(43,227,176,.12);background:var(--panel-strong)}
.s-icon{width:18px;height:18px;color:var(--text-3);flex-shrink:0}
.s-input{flex:1;min-width:0;height:100%;font-size:15px;outline:none}
.s-input::placeholder{color:var(--text-3)}
.s-btn{height:38px;padding:0 18px;border-radius:var(--r-pill);background:var(--brand);color:#04140F;font-size:14px;font-weight:700;flex-shrink:0;transition:filter .16s var(--ease)}
.s-btn:hover{filter:brightness(1.08)}
.suggest{position:absolute;top:calc(100% + 10px);left:0;right:0;background:rgba(10,15,28,.98);border:1px solid var(--stroke);border-radius:var(--r-lg);padding:10px;box-shadow:0 30px 60px -32px rgba(0,0,0,.95);opacity:0;visibility:hidden;transform:translateY(-8px);transition:opacity .2s var(--ease),transform .2s var(--ease),visibility .2s;z-index:90}
.search-shell.is-focus .suggest{opacity:1;visibility:visible;transform:none}
.suggest a{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 14px;border-radius:var(--r-sm);font-size:14px;color:var(--text-2)}
.suggest a:hover{background:var(--panel);color:var(--brand)}
.suggest a span{color:var(--text-3);font-size:12px}
.main-nav{display:flex;align-items:center;gap:26px;flex-shrink:0}
.main-nav a{font-size:15px;color:var(--text-2);position:relative;padding:6px 0}
.main-nav a::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;border-radius:2px;background:var(--brand);transform:scaleX(0);transition:transform .2s var(--ease)}
.main-nav a:hover{color:var(--text-1)}
.main-nav a.active{color:var(--text-1);font-weight:600}
.main-nav a.active::after,.main-nav a:hover::after{transform:scaleX(1)}
.head-cta{flex-shrink:0}
.burger,.mobile-search-btn{display:none;width:44px;height:44px;border-radius:var(--r-md);border:1px solid var(--stroke);align-items:center;justify-content:center;flex-shrink:0;transition:border-color .16s var(--ease),background .16s var(--ease)}
.burger:hover,.mobile-search-btn:hover{border-color:var(--stroke-2);background:var(--panel)}
.burger span{display:block;width:18px;height:2px;background:var(--text-1);border-radius:2px;position:relative}
.burger span::before,.burger span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--text-1);border-radius:2px}
.burger span::before{top:-6px}
.burger span::after{top:6px}

/* 首屏 */
.hero{position:relative;padding:clamp(48px,7vw,86px) 0 clamp(56px,7vw,96px);overflow:hidden}
.hero::before{content:"";position:absolute;inset:-25% -10% auto -10%;height:78%;pointer-events:none;
  background:radial-gradient(58% 58% at 28% 22%,rgba(43,227,176,.16),transparent 70%),radial-gradient(48% 48% at 82% 8%,rgba(124,92,255,.16),transparent 70%)}
.hero-inner{position:relative;display:grid;grid-template-columns:1.15fr 1fr;gap:clamp(28px,4vw,56px);align-items:center}
.pill{display:inline-flex;align-items:center;gap:8px;height:32px;padding:0 14px;border-radius:var(--r-pill);background:var(--panel);border:1px solid var(--stroke);font-size:13px;color:var(--text-2);margin-bottom:20px}
.hero h1{font-size:clamp(30px,5vw,52px);line-height:1.2;font-weight:800}
.hero-sub{margin-top:20px;font-size:16px;line-height:1.85;color:var(--text-2);max-width:580px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:44px;padding-top:26px;border-top:1px solid var(--stroke)}
.hero-stats .num{display:block;font-family:var(--num);font-size:clamp(26px,3vw,34px);font-weight:700;line-height:1.1;color:var(--text-1)}
.hero-stats .num em{font-style:normal;color:var(--brand);font-size:.6em;margin-left:2px}
.hero-stats .lab{display:block;margin-top:6px;font-size:13px;color:var(--text-3)}
.hero-visual{position:relative;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--stroke);box-shadow:var(--shadow);aspect-ratio:1.15 / 1}
.hero-visual img{width:100%;height:100%;object-fit:cover}
.hero-visual::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(5,7,14,.04),rgba(5,7,14,.58))}
.hero-glass{position:absolute;left:16px;right:16px;bottom:16px;z-index:2;padding:16px 18px;border-radius:var(--r-md);background:rgba(10,15,28,.62);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid var(--stroke);display:flex;align-items:center;justify-content:space-between;gap:12px}
.hero-glass strong{display:block;font-size:15px}
.hero-glass span{font-size:12px;color:var(--text-2)}

/* 亮点 */
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.feature{background:var(--bg-1);border:1px solid var(--stroke);border-radius:var(--r-lg);padding:28px;transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease)}
.feature:hover{transform:translateY(-4px);border-color:rgba(43,227,176,.35);box-shadow:var(--shadow)}
.feature.is-lead{grid-column:span 2;display:grid;grid-template-columns:88px 1fr;gap:20px;align-items:start}
.feature h3{font-size:19px;margin-bottom:10px}
.feature p{color:var(--text-2);font-size:15px}
.f-ico{width:48px;height:48px;border-radius:var(--r-md);display:grid;place-items:center;background:rgba(43,227,176,.12);color:var(--brand);margin-bottom:18px}
.feature.is-lead .f-ico{margin-bottom:0}

/* 时间线 */
.day-tabs{display:inline-flex;gap:6px;padding:6px;border-radius:var(--r-pill);background:var(--panel);border:1px solid var(--stroke);margin-bottom:34px;flex-wrap:wrap}
.day-tab{height:38px;padding:0 20px;border-radius:var(--r-pill);font-size:14px;color:var(--text-2);transition:all .18s var(--ease)}
.day-tab:hover{color:var(--text-1)}
.day-tab.is-active{background:var(--brand);color:#04140F;font-weight:700}
.day-panel{display:none}
.day-panel.is-active{display:block;animation:fadeUp .32s var(--ease)}
@keyframes fadeUp{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
.timeline{position:relative;padding-left:34px}
.timeline::before{content:"";position:absolute;left:6px;top:16px;bottom:16px;width:2px;background:linear-gradient(180deg,rgba(43,227,176,.85),rgba(43,227,176,0))}
.tl-item{position:relative;display:grid;grid-template-columns:112px 1fr;gap:22px;padding:10px 0}
.tl-item::before{content:"";position:absolute;left:-34px;top:26px;width:14px;height:14px;border-radius:50%;background:var(--bg-0);border:2px solid var(--text-3);box-sizing:border-box}
.tl-item.is-live::before{border-color:var(--brand);background:var(--brand);box-shadow:0 0 0 6px rgba(43,227,176,.14);animation:pulse 2s infinite}
.tl-time{font-family:var(--num);font-size:19px;letter-spacing:.04em;color:var(--text-2);padding-top:20px}
.tl-card{background:var(--bg-1);border:1px solid var(--stroke);border-radius:var(--r-lg);padding:20px 22px;display:flex;align-items:center;justify-content:space-between;gap:16px;transition:border-color .2s var(--ease),transform .2s var(--ease)}
.tl-card:hover{border-color:var(--stroke-2);transform:translateX(2px)}
.tl-card h3{font-size:17px}
.tl-card p{margin-top:6px;font-size:13px;color:var(--text-3)}
.tl-item.is-done .tl-card{opacity:.62}
.tl-item.is-done .tl-card h3{color:var(--text-2)}

/* 讲者 / 亮点人物 */
.speaker-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.speaker{background:var(--bg-1);border:1px solid var(--stroke);border-radius:var(--r-lg);padding:26px 22px;text-align:center;transition:transform .22s var(--ease),border-color .22s var(--ease)}
.speaker:nth-child(even){margin-top:38px}
.speaker:hover{transform:translateY(-4px);border-color:rgba(43,227,176,.35)}
.avatar{width:84px;height:84px;border-radius:50%;overflow:hidden;margin:0 auto 18px;box-shadow:0 0 0 3px rgba(43,227,176,.22),0 0 28px -6px rgba(43,227,176,.5);transition:box-shadow .22s var(--ease)}
.speaker:hover .avatar{box-shadow:0 0 0 3px rgba(124,92,255,.5),0 0 30px -4px rgba(124,92,255,.6)}
.avatar img{width:100%;height:100%;object-fit:cover}
.speaker h3{font-size:17px}
.speaker .role{margin-top:6px;font-size:13px;color:var(--text-3)}
.speaker .tag{margin-top:12px;font-size:13px;color:var(--brand)}
.socials{display:flex;justify-content:center;gap:10px;margin-top:16px}
.socials span{width:28px;height:28px;border-radius:8px;background:var(--panel);border:1px solid var(--stroke);display:grid;place-items:center;font-size:11px;color:var(--text-3);transition:all .18s var(--ease)}
.speaker:hover .socials span{border-color:rgba(43,227,176,.35);color:var(--brand)}

/* 票种 */
.ticket-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;align-items:start}
.ticket{background:var(--bg-1);border:1px solid var(--stroke);border-radius:var(--r-lg);padding:28px 24px;display:flex;flex-direction:column;height:100%;transition:border-color .22s var(--ease),box-shadow .22s var(--ease)}
.ticket:hover{border-color:var(--stroke-2)}
.ticket.is-hot{border-color:rgba(43,227,176,.5);background:linear-gradient(180deg,rgba(43,227,176,.08),rgba(10,15,28,1) 46%);box-shadow:0 0 0 1px rgba(43,227,176,.16),0 34px 70px -42px rgba(43,227,176,.85)}
.ticket-head{display:flex;align-items:center;justify-content:space-between;gap:10px;padding-bottom:18px;border-bottom:1px solid var(--stroke)}
.ticket-head h3{font-size:18px}
.ticket-price{margin-top:16px;display:flex;align-items:baseline;gap:6px}
.price{font-family:var(--num);font-size:34px;font-weight:700;color:var(--brand);line-height:1}
.price-note{font-size:13px;color:var(--text-3)}
.ticket ul{margin:20px 0 26px;display:grid;gap:12px}
.ticket li{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:var(--text-2)}
.ticket li .check{color:var(--brand);font-weight:700;flex-shrink:0}
.ticket li .dash{color:var(--text-3);flex-shrink:0}
.ticket .btn{width:100%;margin-top:auto}

/* 资讯 */
.news-tools{display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;align-items:center;margin-bottom:26px}
.chips{display:flex;flex-wrap:wrap;gap:10px}
.mini-search{position:relative;width:250px;max-width:100%}
.mini-search input{width:100%;height:42px;border-radius:var(--r-pill);background:var(--panel);border:1px solid var(--stroke);padding:0 16px;font-size:14px;outline:none;color:var(--text-1);transition:border-color .18s var(--ease),box-shadow .18s var(--ease)}
.mini-search input::placeholder{color:var(--text-3)}
.mini-search input:focus{border-color:rgba(43,227,176,.5);box-shadow:0 0 0 4px rgba(43,227,176,.1)}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.news-lead{grid-column:span 2;display:grid;grid-template-columns:1.05fr 1fr;background:var(--bg-1);border:1px solid var(--stroke);border-radius:var(--r-lg);overflow:hidden;transition:border-color .22s var(--ease),transform .22s var(--ease)}
.news-lead:hover{border-color:rgba(43,227,176,.35);transform:translateY(-3px)}
.news-lead .lead-media{display:block;position:relative;height:100%;min-height:250px;overflow:hidden}
.news-lead .lead-media img{width:100%;height:100%;object-fit:cover;transition:transform .35s var(--ease)}
.news-lead:hover .lead-media img{transform:scale(1.03)}
.lead-body{padding:26px;display:flex;flex-direction:column;gap:12px}
.lead-body h3{font-size:20px;line-height:1.45}
.lead-body h3 a{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.lead-body p{font-size:14px;color:var(--text-2);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.news-card{background:var(--bg-1);border:1px solid var(--stroke);border-radius:var(--r-lg);overflow:hidden;display:flex;flex-direction:column;transition:border-color .22s var(--ease),transform .22s var(--ease),box-shadow .22s var(--ease)}
.news-card:hover{border-color:rgba(43,227,176,.35);transform:translateY(-4px);box-shadow:var(--shadow)}
.card-media{position:relative;display:block;aspect-ratio:16 / 10;overflow:hidden;background:var(--bg-2)}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .35s var(--ease)}
.news-card:hover .card-media img{transform:scale(1.05)}
.card-media .badge{position:absolute;top:12px;left:12px;z-index:2;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}
.card-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.card-body h3{font-size:16px;line-height:1.5}
.card-body h3 a{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-body p{font-size:13px;color:var(--text-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.meta{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:auto;padding-top:12px;font-size:12px;color:var(--text-3)}
.meta a{color:var(--brand);font-weight:600}
.empty-state{border:1px dashed var(--stroke-2);border-radius:var(--r-lg);padding:56px 24px;text-align:center;background:var(--bg-1)}
.empty-state svg{margin:0 auto 18px;color:var(--text-3)}
.empty-state p{color:var(--text-2);font-size:15px;margin-bottom:20px}

/* 报名表单 */
.form-wrap{display:grid;grid-template-columns:1.45fr 1fr;gap:26px;align-items:start}
.form-card{background:var(--bg-1);border:1px solid var(--stroke);border-radius:var(--r-lg);padding:clamp(22px,3vw,36px)}
.field{margin-bottom:18px}
.field label{display:block;font-size:14px;color:var(--text-2);margin-bottom:8px}
.field label .req{color:var(--accent)}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.input,.select,.textarea{width:100%;background:rgba(255,255,255,.04);border:1px solid var(--stroke);border-radius:var(--r-md);height:48px;padding:0 14px;font-size:15px;color:var(--text-1);outline:none;transition:border-color .18s var(--ease),box-shadow .18s var(--ease),background .18s var(--ease)}
.textarea{height:auto;min-height:110px;padding:12px 14px;line-height:1.7;resize:vertical}
.input::placeholder,.textarea::placeholder{color:var(--text-3)}
.input:focus,.select:focus,.textarea:focus{border-color:rgba(43,227,176,.55);box-shadow:0 0 0 4px rgba(43,227,176,.1);background:rgba(255,255,255,.06)}
.select{appearance:none;-webkit-appearance:none;padding-right:40px;background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='8'><path d='M1 1l5 5 5-5' stroke='%23A3B2CC' stroke-width='1.6' fill='none' stroke-linecap='round'/></svg>");background-repeat:no-repeat;background-position:right 16px center}
.select option{background:#0A0F1C;color:#E9F1FF}
.input.is-error,.select.is-error{border-color:var(--accent);box-shadow:0 0 0 4px rgba(255,90,60,.1)}
.err-msg{display:none;margin-top:6px;font-size:12px;color:var(--accent)}
.err-msg.is-show{display:block}
.check-line{display:flex;align-items:flex-start;gap:10px;font-size:13px;color:var(--text-2)}
.check-line input{appearance:none;-webkit-appearance:none;width:18px;height:18px;border-radius:6px;border:1px solid var(--stroke-2);flex-shrink:0;margin-top:4px;position:relative;cursor:pointer;transition:all .16s var(--ease)}
.check-line input:checked{background:var(--brand);border-color:var(--brand)}
.check-line input:checked::after{content:"";position:absolute;left:5px;top:2px;width:5px;height:9px;border:2px solid #04140F;border-top:0;border-left:0;transform:rotate(45deg)}
.form-note{margin-top:14px;font-size:12px;color:var(--text-3)}
.info-card{background:var(--bg-1);border:1px solid var(--stroke);border-radius:var(--r-lg);padding:26px;position:sticky;top:100px}
.info-card h3{font-size:18px;margin-bottom:8px}
.info-card>p{font-size:14px;color:var(--text-2);margin-bottom:14px}
.info-row{display:flex;justify-content:space-between;gap:14px;padding:14px 0;border-bottom:1px dashed var(--stroke);font-size:14px}
.info-row:last-of-type{border-bottom:0}
.info-row span:first-child{color:var(--text-3)}
.info-row span:last-child{text-align:right}

/* FAQ */
.faq-list{display:grid;gap:12px;max-width:900px;margin:0 auto}
.faq-item{background:var(--bg-1);border:1px solid var(--stroke);border-radius:var(--r-lg);overflow:hidden;transition:border-color .22s var(--ease),background .22s var(--ease)}
.faq-item.is-open{border-color:rgba(43,227,176,.4);background:rgba(255,255,255,.055)}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:60px;padding:12px 24px;font-size:16px;font-weight:600;text-align:left;color:var(--text-1)}
.faq-q .ico{width:24px;height:24px;flex-shrink:0;border-radius:50%;border:1px solid var(--stroke-2);display:grid;place-items:center;font-size:14px;color:var(--text-2);transition:transform .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease)}
.faq-item.is-open .faq-q .ico{transform:rotate(180deg);color:var(--brand);border-color:rgba(43,227,176,.5)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .22s var(--ease)}
.faq-a p{margin:0 24px 22px;padding-left:16px;border-left:2px solid var(--brand);font-size:15px;color:var(--text-2);line-height:1.9}

/* 底部 CTA */
.cta-band{padding:clamp(56px,7vw,88px) 0}
.cta-inner{position:relative;overflow:hidden;border-radius:var(--r-lg);border:1px solid rgba(43,227,176,.25);background:linear-gradient(120deg,rgba(43,227,176,.13),rgba(124,92,255,.13));padding:clamp(32px,5vw,62px);display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap}
.cta-inner::before{content:"";position:absolute;width:420px;height:420px;right:-150px;top:-210px;background:radial-gradient(circle,rgba(43,227,176,.3),transparent 70%);pointer-events:none}
.cta-inner h2{font-size:clamp(22px,3vw,32px);position:relative}
.cta-inner p{margin-top:10px;font-size:15px;color:var(--text-2);position:relative}
.cta-inner .btn{position:relative}

/* 页脚 */
.site-foot{background:var(--bg-1);border-top:1px solid var(--stroke);margin-top:20px}
.foot-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1.7fr;gap:32px;padding-top:clamp(44px,6vw,72px);padding-bottom:clamp(34px,4vw,54px)}
.foot-col h4{font-size:15px;margin-bottom:16px}
.foot-col ul{display:grid;gap:10px}
.foot-col a{font-size:14px;color:var(--text-2)}
.foot-col a:hover{color:var(--brand)}
.foot-brand p{margin-top:14px;font-size:14px;color:var(--text-2);max-width:330px}
.foot-brand .foot-meta{font-size:13px;color:var(--text-3);margin-top:6px}
.sub-form{display:flex;gap:8px;margin-top:14px}
.sub-form input{flex:1;min-width:0;height:48px;border-radius:var(--r-pill);background:var(--panel);border:1px solid var(--stroke);padding:0 18px;font-size:14px;outline:none;color:var(--text-1);transition:border-color .18s var(--ease),box-shadow .18s var(--ease)}
.sub-form input::placeholder{color:var(--text-3)}
.sub-form input:focus{border-color:rgba(43,227,176,.5);box-shadow:0 0 0 4px rgba(43,227,176,.1)}
.foot-bottom{border-top:1px solid var(--stroke)}
.foot-bottom-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:20px 0;font-size:13px;color:var(--text-3);flex-wrap:wrap}

/* 入场动画 */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .32s var(--ease),transform .32s var(--ease)}
.reveal.is-in{opacity:1;transform:none}

@media (max-width:1023px){
  .main-nav{display:none}
  .burger{display:inline-flex}
  .site-head.nav-open .main-nav{display:flex;position:absolute;top:100%;left:0;right:0;flex-direction:column;align-items:flex-start;gap:2px;padding:12px var(--pad) 20px;background:rgba(8,12,22,.98);border-bottom:1px solid var(--stroke);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px)}
  .site-head.nav-open .main-nav a{width:100%;padding:13px 0;border-bottom:1px solid var(--stroke);font-size:16px}
  .site-head.nav-open .main-nav a::after{display:none}
  .hero-inner{grid-template-columns:1fr}
  .feature-grid{grid-template-columns:repeat(2,1fr)}
  .feature.is-lead{grid-column:span 2;grid-template-columns:88px 1fr}
  .speaker-grid{grid-template-columns:repeat(2,1fr)}
  .speaker:nth-child(even){margin-top:0}
  .speaker:nth-child(2n){margin-top:30px}
  .ticket-grid{grid-template-columns:repeat(3,1fr);gap:16px}
  .ticket{padding:24px 18px}
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .news-lead{grid-column:span 2;grid-template-columns:1fr}
  .news-lead .lead-media{min-height:0;aspect-ratio:16 / 9}
  .form-wrap{grid-template-columns:1fr}
  .info-card{position:static}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:767px){
  .head-inner{height:68px;gap:12px}
  .brand-text{font-size:15px}
  .hero-stats{grid-template-columns:repeat(2,1fr);gap:20px 14px}
  .feature-grid{grid-template-columns:1fr}
  .feature.is-lead{grid-column:span 1;grid-template-columns:1fr}
  .feature.is-lead .f-ico{margin-bottom:18px}
  .ticket-grid{grid-template-columns:1fr}
  .news-grid{grid-template-columns:1fr}
  .news-lead{grid-column:span 1}
  .field-row{grid-template-columns:1fr;gap:0}
  .timeline{padding-left:26px}
  .timeline::before{left:4px}
  .tl-item{grid-template-columns:1fr;gap:8px;padding:14px 0}
  .tl-item::before{left:-26px;top:20px;width:12px;height:12px}
  .tl-time{padding-top:0;font-size:16px}
  .cta-inner{flex-direction:column;align-items:flex-start}
}
@media (max-width:639px){
  .container{padding:0 16px}
  .search-shell{position:fixed;inset:0;max-width:none;margin:0;display:none;padding:22px 16px;background:rgba(5,7,14,.98);z-index:120;overflow-y:auto}
  .search-shell.is-mobile-open{display:block}
  .search-shell .suggest{position:static;margin-top:16px;opacity:1;visibility:visible;transform:none;box-shadow:none}
  .mobile-search-btn{display:inline-flex}
  .head-cta{display:none}
  .hero-visual{aspect-ratio:4 / 3}
  .hero-actions .btn{flex:1}
  .speaker-grid{grid-template-columns:1fr}
  .speaker:nth-child(2n),.speaker:nth-child(even){margin-top:0}
  .faq-q{padding:14px 18px;font-size:15px}
  .faq-a p{margin:0 18px 20px;font-size:14px}
  .foot-grid{grid-template-columns:1fr;gap:28px}
  .foot-bottom-inner{flex-direction:column;align-items:flex-start;gap:8px}
  .notice-inner{height:36px}
  .notice p{font-size:12px}
}
@media (min-width:1536px){
  :root{--container:1320px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
  .reveal{opacity:1;transform:none}
}

/* roulang page: article */
:root{
  --bg-0:#05070E;
  --bg-1:#0A0F1C;
  --bg-2:#0D1424;
  --brand:#2BE3B0;
  --brand-2:#7C5CFF;
  --accent:#FF5A3C;
  --hot:#FFD24D;
  --panel:rgba(255,255,255,.055);
  --panel-strong:rgba(255,255,255,.09);
  --stroke:rgba(255,255,255,.10);
  --stroke-strong:rgba(255,255,255,.20);
  --text-1:#E9F1FF;
  --text-2:#A3B2CC;
  --text-3:#6B7A96;
  --r-sm:10px;
  --r-md:12px;
  --r-lg:22px;
  --r-pill:999px;
  --shadow-card:0 24px 60px -30px rgba(0,0,0,.9);
  --shadow-pop:0 30px 70px -28px rgba(0,0,0,.95);
  --ease:cubic-bezier(.22,.61,.36,1);
  --font-num:"Barlow Condensed","Rajdhani",ui-monospace,SFMono-Regular,Menlo,Consolas,sans-serif;
  --maxw:1240px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:
    radial-gradient(1100px 620px at 84% -8%, rgba(124,92,255,.16), transparent 62%),
    radial-gradient(880px 520px at 6% 4%, rgba(43,227,176,.10), transparent 60%),
    var(--bg-0);
  color:var(--text-1);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  letter-spacing:.01em;
  min-height:100vh;
}
img{max-width:100%;display:block}
a{color:var(--text-1);text-decoration:none;transition:color .2s var(--ease),border-color .2s var(--ease),background-color .2s var(--ease)}
a:hover{color:var(--brand)}
button,input,select,textarea{font:inherit;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
.container{max-width:var(--maxw);margin:0 auto;padding:0 clamp(20px,4vw,40px)}
.section{padding:clamp(56px,8vw,104px) 0}
.section-tight{padding:clamp(40px,5vw,66px) 0}

/* ---------- 顶部公告条 ---------- */
.top-banner{
  background:rgba(10,15,28,.92);
  border-bottom:1px solid var(--stroke);
  font-size:13.5px;
  color:var(--text-2);
}
.top-banner-inner{display:flex;align-items:center;gap:12px;min-height:38px;padding:6px 0}
.pulse-dot{width:8px;height:8px;border-radius:50%;background:var(--brand);box-shadow:0 0 0 0 rgba(43,227,176,.5);animation:pulse 2s infinite;flex:none}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(43,227,176,.45)}70%{box-shadow:0 0 0 10px rgba(43,227,176,0)}100%{box-shadow:0 0 0 0 rgba(43,227,176,0)}}
.banner-text{flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.banner-text strong{color:var(--text-1);font-weight:600}
.banner-close{background:transparent;border:0;color:var(--text-3);cursor:pointer;font-size:16px;line-height:1;padding:6px;border-radius:8px}
.banner-close:hover{color:var(--text-1);background:var(--panel)}
.top-banner.hide{display:none}

/* ---------- 页头 / 导航 ---------- */
.main-header{
  position:sticky;top:0;z-index:80;
  background:rgba(5,7,14,.78);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--stroke);
  transition:padding .22s var(--ease),background-color .22s var(--ease),border-color .22s var(--ease);
}
.main-header.shrink{background:rgba(5,7,14,.92);box-shadow:0 18px 40px -30px rgba(0,0,0,.95)}
.nav-inner{display:flex;align-items:center;gap:18px;height:74px;transition:height .22s var(--ease)}
.main-header.shrink .nav-inner{height:62px}
.brand{display:flex;align-items:center;gap:10px;flex:none}
.brand-mark{
  width:34px;height:34px;border-radius:10px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--brand),var(--brand-2));
  box-shadow:0 0 0 1px rgba(43,227,176,.32),0 8px 22px -12px rgba(43,227,176,.75);
}
.brand-text{font-size:16px;font-weight:700;letter-spacing:.01em;white-space:nowrap}
.brand-text b{color:var(--brand);font-weight:700}

.search-wrap{position:relative;flex:1 1 auto;max-width:620px;min-width:0}
.search-box{
  display:flex;align-items:center;gap:8px;height:48px;
  border-radius:var(--r-pill);
  background:var(--panel);
  border:1px solid var(--stroke);
  padding:0 6px 0 16px;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease),background-color .2s var(--ease);
}
.search-box:focus-within{
  border-color:rgba(43,227,176,.55);
  background:var(--panel-strong);
  box-shadow:0 0 0 5px rgba(43,227,176,.12);
}
.search-box svg{flex:none;opacity:.72}
.search-box input{
  flex:1;min-width:0;height:100%;background:transparent;border:0;outline:none;
  font-size:14.5px;color:var(--text-1);
}
.search-box input::placeholder{color:var(--text-3)}
.search-btn{
  flex:none;height:36px;padding:0 16px;border:0;border-radius:var(--r-pill);
  background:var(--brand);color:#04140F;font-weight:700;font-size:14px;cursor:pointer;
  transition:filter .16s var(--ease),transform .16s var(--ease);
}
.search-btn:hover{filter:brightness(1.08)}
.search-btn:active{transform:scale(.98)}
.suggest{
  position:absolute;left:0;right:0;top:calc(100% + 10px);
  background:rgba(10,15,28,.98);
  border:1px solid var(--stroke);
  border-radius:18px;
  padding:8px;
  box-shadow:var(--shadow-pop);
  display:none;
  z-index:90;
}
.suggest.open{display:block}
.suggest li a{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 12px;border-radius:var(--r-md);font-size:14px;color:var(--text-2)}
.suggest li a:hover{background:var(--panel);color:var(--text-1)}
.suggest .tag{font-size:12px;color:var(--text-3)}

.main-nav{display:flex;align-items:center;gap:2px;flex:none}
.main-nav a{
  padding:9px 13px;border-radius:10px;font-size:15px;color:var(--text-2);
  border:1px solid transparent;
}
.main-nav a:hover{color:var(--text-1);background:var(--panel)}
.main-nav a.active{color:var(--brand);background:rgba(43,227,176,.10);border-color:rgba(43,227,176,.28)}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 22px;border-radius:var(--r-md);
  font-size:15px;font-weight:700;cursor:pointer;border:1px solid transparent;
  transition:transform .16s var(--ease),filter .16s var(--ease),box-shadow .16s var(--ease),background-color .16s var(--ease),border-color .16s var(--ease),color .16s var(--ease);
  white-space:nowrap;
}
.btn-primary{background:var(--brand);color:#04140F;box-shadow:0 14px 34px -20px rgba(43,227,176,.95)}
.btn-primary:hover{color:#04140F;filter:brightness(1.08);transform:translateY(-1px);box-shadow:0 0 0 6px rgba(43,227,176,.14)}
.btn-primary:active{transform:translateY(0) scale(.99)}
.btn-ghost{background:transparent;border-color:var(--stroke-strong);color:var(--text-1)}
.btn-ghost:hover{border-color:var(--brand);background:rgba(43,227,176,.08);color:var(--brand)}
.btn-sm{height:36px;padding:0 16px;font-size:14px;border-radius:var(--r-sm)}
.btn-text{display:inline-flex;align-items:center;gap:6px;font-size:14px;color:var(--text-2);position:relative;background:none;border:0;cursor:pointer;padding:0}
.btn-text::after{content:"";position:absolute;left:50%;right:50%;bottom:-3px;height:1px;background:var(--brand);transition:left .22s var(--ease),right .22s var(--ease)}
.btn-text:hover{color:var(--brand)}
.btn-text:hover::after{left:0;right:0}

.nav-cta{flex:none}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;background:var(--panel);
  border:1px solid var(--stroke);cursor:pointer;align-items:center;justify-content:center;flex:none;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--text-1);position:relative}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--text-1)}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.mobile-panel{
  display:none;border-top:1px solid var(--stroke);background:rgba(5,7,14,.98);padding:14px 0 20px;
}
.mobile-panel.open{display:block}
.mobile-panel a{display:block;padding:12px 6px;font-size:15px;color:var(--text-2);border-bottom:1px solid rgba(255,255,255,.05)}
.mobile-panel a.active{color:var(--brand)}
.mobile-search{display:flex;gap:8px;margin-bottom:12px}
.mobile-search input{
  flex:1;height:46px;border-radius:var(--r-pill);background:var(--panel);
  border:1px solid var(--stroke);padding:0 16px;outline:none;font-size:14.5px;
}

/* ---------- 文章页头 ---------- */
.article-hero{
  position:relative;overflow:hidden;
  border-bottom:1px solid var(--stroke);
  background-image:url("/assets/images/backpic/back-2.png");
  background-size:cover;background-position:center;
}
.article-hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(5,7,14,.82),rgba(5,7,14,.94) 62%,var(--bg-0));
}
.article-hero::after{
  content:"";position:absolute;width:520px;height:520px;right:-140px;top:-240px;border-radius:50%;
  background:radial-gradient(circle,rgba(43,227,176,.24),transparent 66%);filter:blur(6px);
}
.article-hero .container{position:relative;z-index:2;padding-top:clamp(30px,4.4vw,52px);padding-bottom:clamp(34px,5vw,60px)}
.crumbs{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-3);flex-wrap:wrap}
.crumbs a{color:var(--text-3)}
.crumbs a:hover{color:var(--brand)}
.crumbs .sep{opacity:.55}
.crumbs .current{color:var(--text-2);max-width:clamp(160px,44vw,420px);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.article-head{margin-top:22px;display:grid;grid-template-columns:minmax(0,1fr) auto;gap:26px;align-items:start}
.badge-row{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:16px}
.badge{
  display:inline-flex;align-items:center;gap:6px;height:28px;padding:0 12px;border-radius:var(--r-pill);
  font-size:12px;letter-spacing:.12em;text-transform:uppercase;font-weight:700;
}
.badge-brand{background:rgba(43,227,176,.14);color:var(--brand);border:1px solid rgba(43,227,176,.35)}
.badge-purple{background:rgba(124,92,255,.16);color:#C0B1FF;border:1px solid rgba(124,92,255,.4)}
.badge-hot{background:rgba(255,210,77,.14);color:var(--hot);border:1px solid rgba(255,210,77,.36)}
.badge-muted{background:var(--panel);color:var(--text-2);border:1px solid var(--stroke)}
.article-head h1{
  font-size:clamp(26px,3.6vw,38px);line-height:1.26;font-weight:800;letter-spacing:.01em;max-width:20em;
}
.article-lead{
  margin-top:16px;font-size:16px;line-height:1.85;color:var(--text-2);max-width:60em;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.meta-row{display:flex;align-items:center;gap:16px;flex-wrap:wrap;margin-top:20px;font-size:13.5px;color:var(--text-3)}
.meta-row .avatar{
  width:32px;height:32px;border-radius:50%;display:grid;place-items:center;font-size:12px;font-weight:700;
  background:linear-gradient(135deg,rgba(43,227,176,.9),rgba(124,92,255,.9));color:#04140F;
}
.meta-author{display:flex;align-items:center;gap:9px;color:var(--text-2)}
.meta-dot{width:4px;height:4px;border-radius:50%;background:var(--text-3)}
.share-group{display:flex;align-items:center;gap:8px;flex:none}
.share-group button{
  width:40px;height:40px;border-radius:var(--r-md);background:var(--panel);border:1px solid var(--stroke);
  display:grid;place-items:center;cursor:pointer;color:var(--text-2);
  transition:transform .16s var(--ease),border-color .16s var(--ease),color .16s var(--ease),background-color .16s var(--ease);
}
.share-group button:hover{transform:translateY(-2px);border-color:rgba(43,227,176,.5);color:var(--brand);background:rgba(43,227,176,.08)}
.share-toast{font-size:12px;color:var(--brand);opacity:0;transition:opacity .2s var(--ease)}
.share-toast.show{opacity:1}

/* ---------- 阅读布局 ---------- */
.reading-wrap{padding:clamp(34px,5vw,64px) 0 clamp(48px,6vw,86px)}
.reading-grid{display:grid;grid-template-columns:minmax(0,1fr);gap:34px}
.article-main{max-width:820px;margin:0 auto;width:100%;min-width:0}
.article-body{
  font-size:16.5px;line-height:1.92;color:#D6E1F5;letter-spacing:.012em;
}
.article-body > p{margin:0 0 1.18em}
.article-body h2{
  position:relative;font-size:clamp(21px,2.4vw,26px);line-height:1.36;font-weight:700;color:var(--text-1);
  margin:2.1em 0 .95em;padding-left:16px;scroll-margin-top:96px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:3px;border-radius:3px;
  background:linear-gradient(180deg,var(--brand),rgba(124,92,255,.7));
}
.article-body h3{
  font-size:19px;line-height:1.42;font-weight:600;color:var(--text-1);margin:1.7em 0 .7em;scroll-margin-top:96px;
}
.article-body h4{font-size:17px;font-weight:600;color:var(--text-1);margin:1.4em 0 .6em}
.article-body a{color:var(--brand);border-bottom:1px solid rgba(43,227,176,.35)}
.article-body a:hover{border-bottom-color:var(--brand)}
.article-body strong{color:#FFFFFF;font-weight:700}
.article-body ul,.article-body ol{margin:0 0 1.3em;padding-left:1.35em}
.article-body ul{list-style:disc}
.article-body ol{list-style:decimal}
.article-body li{margin:.45em 0;padding-left:.15em}
.article-body li::marker{color:var(--brand)}
.article-body blockquote{
  margin:1.8em 0;padding:20px 22px;border-left:2px solid var(--brand);
  background:rgba(255,255,255,.045);border-radius:4px var(--r-lg) var(--r-lg) 4px;color:var(--text-2);
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:14px;margin:1.6em auto;border:1px solid var(--stroke)}
.article-body figure{margin:1.8em 0}
.article-body figcaption{font-size:13px;color:var(--text-3);text-align:center;margin-top:10px}
.article-body table{
  display:block;width:100%;overflow-x:auto;border-collapse:collapse;margin:1.7em 0;font-size:15px;white-space:nowrap;
}
.article-body th,.article-body td{padding:12px 16px;border:1px solid var(--stroke);text-align:left}
.article-body th{background:rgba(43,227,176,.10);color:var(--text-1);font-weight:700}
.article-body tr:nth-child(even) td{background:rgba(255,255,255,.022)}
.article-body hr{border:0;height:1px;background:var(--stroke);margin:2.4em 0}
.article-body code{
  font-family:var(--font-num);font-size:14.5px;background:rgba(255,255,255,.07);
  padding:2px 6px;border-radius:6px;color:#CDEFFF;
}
.article-body pre{
  background:rgba(10,15,28,.9);border:1px solid var(--stroke);border-radius:var(--r-md);
  padding:18px;overflow-x:auto;margin:1.6em 0;font-size:14.5px;line-height:1.7;
}

/* 目录 */
.article-aside{display:none}
.toc-card{
  position:sticky;top:104px;border:1px solid var(--stroke);border-radius:var(--r-lg);
  background:var(--bg-1);padding:20px;box-shadow:var(--shadow-card);
}
.toc-card h4{font-size:13px;letter-spacing:.12em;text-transform:uppercase;color:var(--text-3);margin-bottom:14px}
.toc-card ul{display:flex;flex-direction:column;gap:2px;max-height:60vh;overflow:auto}
.toc-card a{
  display:block;padding:8px 10px;border-left:2px solid transparent;border-radius:0 8px 8px 0;
  font-size:14px;color:var(--text-2);line-height:1.5;
}
.toc-card a:hover{color:var(--text-1);background:var(--panel)}
.toc-card a.active{color:var(--brand);border-left-color:var(--brand);background:rgba(43,227,176,.08)}
.toc-mobile{border:1px solid var(--stroke);border-radius:var(--r-md);background:var(--bg-1);margin-bottom:26px}
.toc-mobile summary{
  cursor:pointer;padding:14px 18px;font-size:14.5px;font-weight:600;list-style:none;
  display:flex;align-items:center;justify-content:space-between;
}
.toc-mobile summary::-webkit-details-marker{display:none}
.toc-mobile summary::after{content:"+";color:var(--brand);font-size:18px;line-height:1}
.toc-mobile[open] summary::after{content:"−"}
.toc-mobile ul{padding:0 14px 14px;display:flex;flex-direction:column;gap:2px}
.toc-mobile a{display:block;padding:8px 8px;font-size:14px;color:var(--text-2);border-radius:8px}
.toc-mobile a:hover{background:var(--panel);color:var(--text-1)}

/* 空态 */
.empty-state{
  border:1px dashed rgba(255,255,255,.18);border-radius:var(--r-lg);background:var(--bg-1);
  padding:56px 26px;text-align:center;
}
.empty-state .empty-art{
  width:78px;height:78px;margin:0 auto 18px;border-radius:22px;display:grid;place-items:center;
  background:var(--panel);border:1px solid var(--stroke);
}
.empty-state p{color:var(--text-2);margin-bottom:20px}

/* 报名提示带 */
.promo-band{
  margin:clamp(34px,4vw,54px) 0 0;
  border:1px solid rgba(43,227,176,.30);
  border-radius:var(--r-lg);
  background:linear-gradient(120deg,rgba(43,227,176,.14),rgba(124,92,255,.12) 62%,rgba(255,255,255,.03));
  padding:26px clamp(20px,3vw,30px);
  display:flex;align-items:center;gap:22px;flex-wrap:wrap;justify-content:space-between;
}
.promo-band h3{font-size:19px;font-weight:700;margin-bottom:8px}
.promo-band p{font-size:14.5px;color:var(--text-2);max-width:56ch}

/* ---------- 文末继续阅读 ---------- */
.read-next{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;margin-top:clamp(40px,5vw,64px)}
.next-card{
  display:flex;flex-direction:column;gap:10px;
  border:1px solid var(--stroke);border-radius:var(--r-lg);background:var(--bg-1);
  padding:24px;box-shadow:var(--shadow-card);
  transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.next-card:hover{transform:translateY(-4px);border-color:rgba(43,227,176,.45);box-shadow:0 30px 60px -34px rgba(43,227,176,.55)}
.next-card .dir{font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--text-3);display:flex;align-items:center;gap:8px}
.next-card h3{font-size:17.5px;font-weight:700;line-height:1.4}
.next-card p{font-size:14px;color:var(--text-2);line-height:1.7}
.next-card .arrow{color:var(--brand)}

/* ---------- 相关推荐 ---------- */
.rel-head{display:flex;align-items:flex-end;justify-content:space-between;gap:18px;margin-bottom:26px}
.rel-head h2{font-size:clamp(22px,2.6vw,28px);font-weight:700}
.rel-head p{font-size:14px;color:var(--text-3);margin-top:8px}
.rel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.rel-card{
  border:1px solid var(--stroke);border-radius:var(--r-lg);overflow:hidden;background:var(--bg-1);
  box-shadow:var(--shadow-card);display:flex;flex-direction:column;
  transition:transform .22s var(--ease),border-color .22s var(--ease);
}
.rel-card:hover{transform:translateY(-4px);border-color:var(--stroke-strong)}
.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 .4s var(--ease)}
.rel-card:hover .rel-thumb img{transform:scale(1.05)}
.rel-thumb .badge{position:absolute;left:12px;top:12px;backdrop-filter:blur(6px)}
.rel-body{padding:18px 20px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.rel-body h3{font-size:16px;font-weight:700;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rel-body p{font-size:13.5px;color:var(--text-2);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rel-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:auto;font-size:13px;color:var(--text-3)}

/* ---------- 底部 CTA ---------- */
.cta-band{
  border-top:1px solid var(--stroke);border-bottom:1px solid var(--stroke);
  background:radial-gradient(700px 320px at 50% 0%,rgba(43,227,176,.13),transparent 70%),var(--bg-1);
}
.cta-inner{
  padding:clamp(52px,7vw,90px) 0;display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
}
.cta-inner h2{font-size:clamp(22px,3vw,32px);font-weight:800;line-height:1.3;max-width:22em}
.cta-inner p{color:var(--text-2);font-size:15px;margin-top:12px;max-width:52ch}

/* ---------- 页脚 ---------- */
.site-foot{border-top:1px solid var(--stroke);background:var(--bg-1)}
.foot-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.4fr;gap:34px;
  padding:clamp(44px,5vw,70px) 0 clamp(30px,4vw,46px);
}
.foot-col h4{font-size:14px;letter-spacing:.1em;text-transform:uppercase;color:var(--text-3);margin-bottom:16px}
.foot-col ul{display:flex;flex-direction:column;gap:10px}
.foot-col ul a{font-size:14.5px;color:var(--text-2)}
.foot-col ul a:hover{color:var(--brand)}
.foot-brand p{font-size:14.5px;color:var(--text-2);margin-top:16px;max-width:34ch;line-height:1.75}
.foot-brand .brand{margin-bottom:0}
.foot-meta{font-size:13.5px;color:var(--text-3);margin-top:8px}
.sub-form{display:flex;gap:8px;margin-top:16px}
.sub-form input{
  flex:1;min-width:0;height:46px;border-radius:var(--r-pill);border:1px solid var(--stroke);
  background:var(--panel);padding:0 16px;outline:none;font-size:14px;color:var(--text-1);
}
.sub-form input:focus{border-color:rgba(43,227,176,.55);box-shadow:0 0 0 4px rgba(43,227,176,.12)}
.sub-form input::placeholder{color:var(--text-3)}
.foot-bottom{border-top:1px solid var(--stroke);background:rgba(5,7,14,.6)}
.foot-bottom-inner{
  display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;
  padding:18px 0;font-size:13px;color:var(--text-3);
}

/* ---------- 入场动画 ---------- */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .32s var(--ease),transform .32s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* ---------- 响应式 ---------- */
@media (min-width:1280px){
  .reading-grid{grid-template-columns:minmax(0,1fr) 244px}
  .article-aside{display:block}
  .toc-mobile{display:none}
}
@media (min-width:1536px){
  :root{--maxw:1320px}
}
@media (max-width:1279px){
  .main-nav a{padding:9px 10px;font-size:14.5px}
}
@media (max-width:1023px){
  .main-nav,.nav-cta{display:none}
  .nav-toggle{display:flex}
  .article-head{grid-template-columns:minmax(0,1fr)}
  .share-group{justify-content:flex-start}
}
@media (max-width:899px){
  .rel-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:767px){
  .read-next{grid-template-columns:minmax(0,1fr)}
  .foot-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px}
  .article-body{font-size:16px;line-height:1.88}
  .search-btn{padding:0 12px}
}
@media (max-width:639px){
  .rel-grid{grid-template-columns:minmax(0,1fr)}
  .cta-inner{flex-direction:column;align-items:flex-start}
  .promo-band{flex-direction:column;align-items:flex-start}
}
@media (max-width:519px){
  .brand-text{font-size:14.5px}
  .nav-inner{gap:12px}
  .foot-grid{grid-template-columns:minmax(0,1fr)}
  .article-hero .container{padding-top:26px}
  .meta-row{gap:10px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
  .reveal{opacity:1;transform:none}
}

/* roulang page: category1 */
*,*::before,*::after{box-sizing:border-box}
:root{
  --bg-0:#05070E;--bg-1:#0A0F1C;--bg-2:#0D1424;
  --brand:#2BE3B0;--brand-2:#7C5CFF;--accent:#FF5A3C;--hot:#FFD24D;
  --panel:rgba(255,255,255,.055);--panel-strong:rgba(255,255,255,.09);
  --stroke:rgba(255,255,255,.10);--stroke-strong:rgba(255,255,255,.18);
  --text-1:#E9F1FF;--text-2:#A3B2CC;--text-3:#6B7A96;
  --r-sm:10px;--r-md:12px;--r-lg:22px;--r-pill:999px;
  --shadow-card:0 24px 60px -30px rgba(0,0,0,.9);
  --ease:cubic-bezier(.22,.61,.36,1);
  --gap-sec:clamp(56px,8vw,112px);
}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:120px}
body{
  margin:0;background:var(--bg-0);color:var(--text-1);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16px;line-height:1.85;letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease)}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4,p,ul,ol{margin:0}
ul,ol{padding:0;list-style:none}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px}
::selection{background:rgba(43,227,176,.28);color:#fff}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 clamp(20px,4vw,40px)}
@media(min-width:1536px){.container{max-width:1320px}}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum" 1;letter-spacing:.02em}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 22px;border-radius:var(--r-md);border:1px solid transparent;
  font-size:15px;font-weight:700;cursor:pointer;white-space:nowrap;
  transition:transform .16s var(--ease),background .16s var(--ease),border-color .16s var(--ease),box-shadow .16s var(--ease),color .16s var(--ease);
}
.btn-primary{background:var(--brand);color:#04140F;box-shadow:0 12px 30px -18px rgba(43,227,176,.9)}
.btn-primary:hover{filter:brightness(1.08);box-shadow:0 0 0 6px rgba(43,227,176,.14);transform:translateY(-1px)}
.btn-primary:active{transform:translateY(0) scale(.99);box-shadow:none}
.btn-ghost{background:transparent;border-color:rgba(255,255,255,.18);color:var(--text-1)}
.btn-ghost:hover{border-color:var(--brand);background:rgba(43,227,176,.08);color:var(--brand)}
.btn-sm{height:38px;padding:0 16px;font-size:14px;border-radius:10px}
.btn-block{width:100%}
.btn[disabled],.btn.is-disabled{opacity:.45;box-shadow:none;cursor:not-allowed;transform:none}
.link-more{font-size:14px;color:var(--brand);border-bottom:1px solid transparent;padding-bottom:2px}
.link-more:hover{border-bottom-color:var(--brand)}

/* ---------- announce ---------- */
.announce{background:rgba(8,12,22,.92);border-bottom:1px solid var(--stroke)}
.announce-inner{display:flex;align-items:center;gap:10px;min-height:38px;font-size:13px;color:var(--text-2)}
.announce .dot{width:8px;height:8px;border-radius:50%;background:var(--brand);flex:0 0 auto;box-shadow:0 0 0 0 rgba(43,227,176,.6);animation:pulse 2s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(43,227,176,.55)}70%{box-shadow:0 0 0 10px rgba(43,227,176,0)}100%{box-shadow:0 0 0 0 rgba(43,227,176,0)}}
.announce p{flex:1 1 auto;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.announce-close{background:none;border:0;color:var(--text-3);font-size:18px;line-height:1;cursor:pointer;padding:4px 6px}
.announce-close:hover{color:var(--text-1)}

/* ---------- header ---------- */
.site-head{position:sticky;top:0;z-index:60;background:rgba(5,7,14,.86);backdrop-filter:blur(14px);border-bottom:1px solid transparent;transition:border-color .22s var(--ease),background .22s var(--ease)}
.site-head.shrink{background:rgba(5,7,14,.94);backdrop-filter:blur(20px) saturate(140%);border-bottom-color:var(--stroke)}
.nav-inner{display:flex;align-items:center;gap:clamp(14px,2vw,28px);min-height:74px;transition:min-height .22s var(--ease)}
.site-head.shrink .nav-inner{min-height:62px}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:11px;background:linear-gradient(135deg,var(--brand),var(--brand-2));box-shadow:0 0 0 1px rgba(255,255,255,.12) inset}
.brand-text{font-size:17px;font-weight:800;letter-spacing:.01em;white-space:nowrap}
.brand:hover .brand-text{color:var(--brand)}
.nav-search{position:relative;flex:1 1 auto;max-width:620px;min-width:200px}
.search-form{display:flex;align-items:center;gap:8px;height:48px;padding:0 6px 0 16px;border-radius:var(--r-pill);background:var(--panel);border:1px solid var(--stroke);transition:border-color .16s var(--ease),box-shadow .16s var(--ease),background .16s var(--ease)}
.search-form .search-ico{flex:0 0 auto;color:var(--text-3)}
.search-form input{flex:1 1 auto;min-width:60px;height:100%;background:transparent;border:0;outline:none;font-size:15px}
.search-form input::placeholder{color:var(--text-3)}
.search-form input::-webkit-search-cancel-button{display:none}
.nav-search.open .search-form,.search-form:focus-within{border-color:var(--brand);background:var(--panel-strong);box-shadow:0 0 0 4px rgba(43,227,176,.12)}
.suggest{position:absolute;left:0;right:0;top:calc(100% + 10px);padding:8px;border-radius:16px;background:rgba(9,13,24,.98);border:1px solid var(--stroke);box-shadow:0 30px 70px -30px #000;opacity:0;visibility:hidden;transform:translateY(-6px);transition:all .2s var(--ease);z-index:80}
.nav-search.open .suggest{opacity:1;visibility:visible;transform:translateY(0)}
.suggest a{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:9px 12px;border-radius:10px;font-size:14px;color:var(--text-2)}
.suggest a:hover,.suggest a:focus-visible{background:rgba(43,227,176,.09);color:var(--brand)}
.suggest span.tag{font-size:11px;letter-spacing:.12em;color:var(--text-3);text-transform:uppercase;border:1px solid var(--stroke);border-radius:var(--r-pill);padding:1px 8px}
.main-nav{display:flex;align-items:center;gap:4px;flex:0 0 auto}
.main-nav a{padding:8px 12px;border-radius:10px;font-size:15px;color:var(--text-2)}
.main-nav a:hover{color:var(--brand);background:rgba(43,227,176,.07)}
.main-nav a.active{color:var(--text-1);background:var(--panel);border:1px solid var(--stroke)}
.nav-cta{flex:0 0 auto}
.nav-toggle{display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--stroke);background:var(--panel);cursor:pointer;align-items:center;justify-content:center}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--text-1);border-radius:2px;position:relative}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--text-1);border-radius:2px}
.nav-toggle span::before{top:-6px}.nav-toggle span::after{top:6px}
.mobile-menu{display:none;border-top:1px solid var(--stroke);background:rgba(6,9,17,.98);padding:14px 0 18px}
.mobile-menu.open{display:block}
.mobile-menu a.mm-link{display:block;padding:12px 0;font-size:16px;color:var(--text-2);border-bottom:1px solid rgba(255,255,255,.06)}
.mobile-menu a.mm-link.active{color:var(--brand)}
.mobile-menu .mm-cta{margin-top:14px}
.mobile-search{display:none;position:fixed;inset:0;z-index:90;background:rgba(4,6,12,.97);backdrop-filter:blur(10px);padding:20px}
.mobile-search.open{display:block}
.mobile-search-inner{max-width:640px;margin:0 auto}
.mobile-search .search-form{height:52px}
.mobile-search h4{font-size:13px;letter-spacing:.12em;text-transform:uppercase;color:var(--text-3);margin:26px 0 8px;font-weight:600}
.mobile-search .ms-close{margin-left:auto;background:none;border:1px solid var(--stroke);border-radius:10px;color:var(--text-2);height:36px;padding:0 14px;cursor:pointer}

/* ---------- hero ---------- */
.page-hero{position:relative;overflow:hidden;border-bottom:1px solid var(--stroke)}
.hero-bg{position:absolute;inset:0;background:url('/assets/images/backpic/back-1.png') center/cover no-repeat;transform:scale(1.04)}
.hero-veil{position:absolute;inset:0;background:linear-gradient(100deg,rgba(5,7,14,.95) 0%,rgba(5,7,14,.78) 45%,rgba(5,7,14,.42) 100%)}
.hero-glow{position:absolute;width:520px;height:520px;right:-120px;top:-200px;border-radius:50%;background:radial-gradient(circle,rgba(43,227,176,.22),transparent 68%);filter:blur(20px);pointer-events:none}
.hero-inner{position:relative;padding:clamp(44px,7vw,72px) 0 clamp(36px,5vw,56px);min-height:280px;display:flex;flex-direction:column;justify-content:center;gap:18px}
.crumbs{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-3)}
.crumbs a{color:var(--text-3)}
.crumbs a:hover{color:var(--brand)}
.crumbs .sep{opacity:.6}
.crumbs .cur{color:var(--text-2)}
.hero-title{font-size:clamp(30px,5vw,52px);line-height:1.2;font-weight:800;max-width:16em}
.hero-title em{font-style:normal;background:linear-gradient(100deg,var(--brand),var(--brand-2));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-sub{font-size:clamp(15px,1.6vw,18px);color:var(--text-2);max-width:44em}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:6px}
.hero-stats{display:flex;flex-wrap:wrap;gap:clamp(18px,4vw,54px);margin-top:16px;padding-top:20px;border-top:1px solid var(--stroke)}
.stat{min-width:110px}
.stat-num{font-size:clamp(22px,3vw,30px);font-weight:800;color:var(--brand);line-height:1.2}
.stat-label{font-size:13px;color:var(--text-3)}

/* ---------- pills ---------- */
.pill-bar{border-bottom:1px solid var(--stroke);background:var(--bg-1)}
.pill-track{display:flex;gap:10px;overflow-x:auto;padding:14px 0;scrollbar-width:none}
.pill-track::-webkit-scrollbar{display:none}
.pill{flex:0 0 auto;padding:8px 16px;border-radius:var(--r-pill);border:1px solid var(--stroke);background:var(--panel);font-size:14px;color:var(--text-2);white-space:nowrap;transition:all .16s var(--ease)}
.pill:hover{border-color:var(--brand);color:var(--brand)}
.pill.active{background:rgba(43,227,176,.14);border-color:var(--brand);color:var(--brand);font-weight:600}

/* ---------- sections ---------- */
.section{padding:var(--gap-sec) 0}
.section.alt{background:var(--bg-1)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:clamp(28px,4vw,46px)}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--brand);font-weight:600;margin-bottom:12px}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--brand);border-radius:2px}
.section-title{font-size:clamp(24px,3.2vw,36px);line-height:1.25;font-weight:700}
.section-desc{margin-top:12px;font-size:15px;color:var(--text-2);max-width:52em}

/* ---------- split content ---------- */
.split{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);gap:clamp(24px,4vw,56px);align-items:center}
.split + .split{margin-top:clamp(40px,6vw,80px)}
.split.reverse .split-media{order:2}
.media{position:relative;overflow:hidden;border-radius:var(--r-lg);border:1px solid var(--stroke);background:#0A1120;box-shadow:var(--shadow-card)}
.media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(5,7,14,0) 45%,rgba(5,7,14,.55));pointer-events:none}
.media img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.media:hover img{transform:scale(1.035)}
.ratio-16-10{aspect-ratio:16/10}
.chip{display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:var(--r-pill);font-size:12px;letter-spacing:.08em;border:1px solid var(--stroke);color:var(--text-2);background:var(--panel)}
.chip.brand{color:var(--brand);border-color:rgba(43,227,176,.45);background:rgba(43,227,176,.1)}
.chip.hot{color:var(--hot);border-color:rgba(255,210,77,.4);background:rgba(255,210,77,.1)}
.split-body h3{font-size:clamp(20px,2.2vw,22px);line-height:1.35;font-weight:600;margin:14px 0 12px}
.split-body p{font-size:16px;color:var(--text-2);margin-bottom:12px}
.bullet-list{margin-top:18px;display:grid;gap:10px}
.bullet-list li{position:relative;padding-left:22px;font-size:15px;color:var(--text-2)}
.bullet-list li::before{content:"";position:absolute;left:0;top:.72em;width:8px;height:8px;border-radius:2px;background:linear-gradient(135deg,var(--brand),var(--brand-2))}
.bullet-list li b{color:var(--text-1);font-weight:600}

/* ---------- timeline ---------- */
.timeline{position:relative;margin-top:34px;padding-left:26px}
.timeline::before{content:"";position:absolute;left:7px;top:6px;bottom:6px;width:2px;background:linear-gradient(180deg,var(--brand),rgba(43,227,176,0))}
.tl-item{position:relative;display:grid;grid-template-columns:120px minmax(0,1fr);gap:20px;padding:14px 0}
.tl-node{position:absolute;left:-26px;top:22px;width:16px;height:16px;border-radius:50%;background:var(--bg-0);border:2px solid var(--brand);box-shadow:0 0 0 5px rgba(43,227,176,.14)}
.tl-item.live .tl-node{background:var(--brand);animation:pulse 2s infinite}
.tl-time{font-size:14px;color:var(--brand);font-weight:700;padding-top:16px}
.tl-card{background:var(--bg-1);border:1px solid var(--stroke);border-radius:var(--r-lg);padding:18px 22px;transition:transform .16s var(--ease),border-color .16s var(--ease)}
.tl-card:hover{transform:translateY(-4px);border-color:var(--stroke-strong)}
.tl-card h4{font-size:16px;font-weight:600;margin-bottom:6px}
.tl-card p{font-size:14px;color:var(--text-2)}

/* ---------- scene list ---------- */
.scene-list{margin-top:10px;border-top:1px solid var(--stroke)}
.scene-row{display:grid;grid-template-columns:180px minmax(0,1fr) auto;gap:22px;align-items:center;padding:22px 0;border-bottom:1px solid var(--stroke);transition:background .16s var(--ease)}
.scene-row:hover{background:rgba(255,255,255,.02)}
.scene-tag{display:inline-flex;align-self:start;padding:6px 14px;border-radius:var(--r-pill);font-size:13px;font-weight:600;color:var(--brand);background:rgba(43,227,176,.1);border:1px solid rgba(43,227,176,.3)}
.scene-text strong{display:block;font-size:16px;font-weight:600;margin-bottom:4px}
.scene-text span{font-size:14px;color:var(--text-2)}
.scene-row .go{font-size:14px;color:var(--text-3)}
.scene-row:hover .go{color:var(--brand)}

/* ---------- metrics ---------- */
.metrics{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;margin-top:8px}
.metric{background:var(--bg-1);border:1px solid var(--stroke);border-radius:var(--r-lg);padding:26px 24px;box-shadow:var(--shadow-card);transition:transform .16s var(--ease),border-color .16s var(--ease)}
.metric:hover{transform:translateY(-4px);border-color:var(--stroke-strong)}
.metric .m-num{font-size:clamp(26px,3.4vw,34px);font-weight:800;line-height:1.2;background:linear-gradient(100deg,var(--brand),var(--brand-2));-webkit-background-clip:text;background-clip:text;color:transparent}
.metric .m-label{font-size:14px;color:var(--text-2);margin-top:6px}
.metric .m-bar{height:6px;border-radius:var(--r-pill);background:rgba(255,255,255,.07);margin-top:16px;overflow:hidden}
.metric .m-bar i{display:block;height:100%;border-radius:var(--r-pill);background:linear-gradient(90deg,var(--brand),var(--brand-2))}

/* ---------- closing grid ---------- */
.close-grid{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);gap:clamp(20px,3vw,32px);align-items:start}
.panel-card{background:var(--bg-1);border:1px solid var(--stroke);border-radius:var(--r-lg);padding:clamp(20px,2.6vw,30px);box-shadow:var(--shadow-card)}
.panel-card > h3{font-size:19px;font-weight:700;margin-bottom:6px}
.panel-card > p.pc-sub{font-size:14px;color:var(--text-3);margin-bottom:18px}
.faq{display:grid;gap:12px}
.faq-item{border:1px solid var(--stroke);border-radius:14px;overflow:hidden;background:var(--bg-2);transition:border-color .22s var(--ease)}
.faq-item.open{border-color:rgba(43,227,176,.5);background:var(--panel);box-shadow:0 0 0 1px rgba(43,227,176,.12)}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:56px;padding:12px 18px;background:none;border:0;text-align:left;font-size:15px;font-weight:600;cursor:pointer}
.faq-q .sign{flex:0 0 auto;width:24px;height:24px;border-radius:50%;border:1px solid var(--stroke-strong);display:grid;place-items:center;font-size:15px;line-height:1;color:var(--brand);transition:transform .22s var(--ease)}
.faq-item.open .faq-q .sign{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .22s var(--ease),opacity .22s var(--ease);opacity:0}
.faq-item.open .faq-a{max-height:320px;opacity:1}
.faq-a .inner{padding:0 18px 18px;border-left:2px solid var(--brand);margin-left:18px;font-size:14px;color:var(--text-2)}
.link-cards{display:grid;gap:12px}
.link-card{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:16px 18px;border:1px solid var(--stroke);border-radius:14px;background:var(--bg-2);transition:transform .16s var(--ease),border-color .16s var(--ease)}
.link-card:hover{transform:translateY(-3px);border-color:var(--brand)}
.link-card strong{display:block;font-size:15px;font-weight:600}
.link-card span{font-size:13px;color:var(--text-3)}
.link-card .arrow{color:var(--brand);font-size:14px;flex:0 0 auto}

/* ---------- CTA ---------- */
.cta-band{padding:clamp(56px,7vw,92px) 0}
.cta-box{position:relative;overflow:hidden;border-radius:26px;border:1px solid rgba(43,227,176,.28);background:radial-gradient(120% 160% at 12% 0%,rgba(43,227,176,.18),rgba(124,92,255,.12) 45%,rgba(10,15,28,.9) 100%);padding:clamp(32px,5vw,56px);display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap}
.cta-box h2{font-size:clamp(22px,3vw,32px);font-weight:700;line-height:1.3}
.cta-box p{margin-top:10px;font-size:15px;color:var(--text-2);max-width:42em}
.cta-box .btn-primary{box-shadow:0 0 0 0 rgba(43,227,176,.5),0 20px 50px -24px rgba(43,227,176,.9)}

/* ---------- footer ---------- */
.site-foot{background:var(--bg-1);border-top:1px solid var(--stroke);margin-top:0}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.4fr;gap:clamp(20px,3vw,40px);padding:clamp(40px,6vw,72px) 0 32px}
.foot-col h4{font-size:14px;letter-spacing:.1em;text-transform:uppercase;color:var(--text-3);font-weight:600;margin-bottom:16px}
.foot-col ul{display:grid;gap:10px}
.foot-col a{font-size:14px;color:var(--text-2)}
.foot-col a:hover{color:var(--brand)}
.foot-brand p{font-size:14px;color:var(--text-2);margin-top:14px;max-width:32em}
.foot-meta{font-size:13px !important;color:var(--text-3) !important;margin-top:8px !important}
.sub-form{display:flex;gap:8px;margin-top:14px;padding:6px;border:1px solid var(--stroke);border-radius:var(--r-pill);background:var(--panel);transition:border-color .16s var(--ease)}
.sub-form:focus-within{border-color:var(--brand);box-shadow:0 0 0 4px rgba(43,227,176,.12)}
.sub-form input{flex:1 1 auto;min-width:0;height:38px;border:0;background:transparent;outline:none;padding:0 12px;font-size:14px}
.sub-form input::placeholder{color:var(--text-3)}
.foot-bottom{border-top:1px solid var(--stroke)}
.foot-bottom-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;padding:20px 0;font-size:13px;color:var(--text-3)}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .32s var(--ease),transform .32s var(--ease)}
.reveal.is-visible{opacity:1;transform:none}

/* ---------- responsive ---------- */
@media(max-width:1279px){
  .nav-search{max-width:460px}
}
@media(max-width:1023px){
  .main-nav{display:none}
  .nav-cta{display:none}
  .nav-toggle{display:inline-flex}
  .nav-search{display:none}
  .split{grid-template-columns:1fr;gap:24px}
  .split.reverse .split-media{order:0}
  .metrics{grid-template-columns:repeat(2,minmax(0,1fr))}
  .close-grid{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:767px){
  .scene-row{grid-template-columns:1fr;gap:10px}
  .scene-row .go{display:none}
  .tl-item{grid-template-columns:1fr;gap:8px}
  .tl-time{padding-top:0;font-size:13px}
  .tl-node{top:26px}
  .hero-stats{gap:20px}
  .stat{min-width:calc(50% - 12px)}
  .cta-box{flex-direction:column;align-items:flex-start}
}
@media(max-width:519px){
  .metrics{grid-template-columns:1fr}
  .brand-text{font-size:15px}
  .foot-grid{grid-template-columns:1fr}
  .foot-bottom-inner{flex-direction:column;align-items:flex-start;gap:6px}
  .btn{width:100%}
  .hero-actions{flex-direction:column;align-items:stretch}
  .search-form .btn{width:auto}
}
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none !important;transition:none !important}
  .reveal{opacity:1;transform:none}
  html{scroll-behavior:auto}
}

/* roulang page: category2 */
:root{
  --bg-0:#05070E;
  --bg-1:#0A0F1C;
  --bg-2:#0C1220;
  --brand:#2BE3B0;
  --brand-2:#7C5CFF;
  --accent:#FF5A3C;
  --hot:#FFD24D;
  --panel:rgba(255,255,255,.055);
  --panel-strong:rgba(255,255,255,.09);
  --stroke:rgba(255,255,255,.10);
  --stroke-strong:rgba(255,255,255,.18);
  --text-1:#E9F1FF;
  --text-2:#A3B2CC;
  --text-3:#6B7A96;
  --r-sm:10px;
  --r-md:12px;
  --r-lg:22px;
  --r-pill:999px;
  --shadow:0 24px 60px -30px rgba(0,0,0,.9);
  --ease:cubic-bezier(.22,.61,.36,1);
  --font-cn:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
  --font-num:"Barlow Condensed","Rajdhani","DIN Alternate",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--bg-0);
  color:var(--text-1);
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease)}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;outline:none;border:none;background:none}
ul,ol{list-style:none}
h1,h2,h3,h4{font-weight:700;line-height:1.25;letter-spacing:.01em}
h1{font-size:clamp(30px,5vw,52px);line-height:1.2;font-weight:800}
h2{font-size:clamp(24px,3.2vw,36px)}
h3{font-size:clamp(19px,2vw,22px);font-weight:600}
p{color:var(--text-2)}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px}

.container{width:100%;max-width:1240px;margin:0 auto;padding:0 clamp(20px,4vw,40px)}
@media(min-width:1536px){.container{max-width:1320px}}

/* ---------- 顶部公告条 ---------- */
.announce{
  background:rgba(10,15,28,.92);
  border-bottom:1px solid var(--stroke);
  font-size:13px;
  color:var(--text-2);
  height:38px;
  display:flex;
  align-items:center;
  position:relative;
  z-index:60;
}
.announce .container{display:flex;align-items:center;justify-content:space-between;gap:16px}
.announce-left{display:flex;align-items:center;gap:10px;min-width:0}
.dot{width:8px;height:8px;border-radius:50%;background:var(--brand);box-shadow:0 0 0 0 rgba(43,227,176,.6);animation:pulse 2s infinite;flex:0 0 auto}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(43,227,176,.5)}70%{box-shadow:0 0 0 10px rgba(43,227,176,0)}100%{box-shadow:0 0 0 0 rgba(43,227,176,0)}}
.announce-left span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.announce-close{color:var(--text-3);cursor:pointer;padding:4px 6px;border-radius:6px;transition:color .2s var(--ease),background .2s var(--ease)}
.announce-close:hover{color:var(--text-1);background:var(--panel)}
.announce.is-hidden{display:none}

/* ---------- 头部导航 ---------- */
.site-head{position:sticky;top:0;z-index:50}
.nav-wrap{
  background:rgba(5,7,14,.86);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--stroke);
  transition:padding .22s var(--ease),background .22s var(--ease);
}
.site-head.scrolled .nav-wrap{background:rgba(5,7,14,.94);border-bottom-color:var(--stroke-strong);box-shadow:0 18px 40px -28px rgba(0,0,0,.95)}
.nav-inner{
  display:flex;
  align-items:center;
  gap:clamp(12px,2vw,26px);
  padding-top:14px;
  padding-bottom:14px;
  transition:padding .22s var(--ease);
}
.site-head.scrolled .nav-inner{padding-top:8px;padding-bottom:8px}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:34px;height:34px;border-radius:10px;
  background:linear-gradient(135deg,var(--brand),#19b78c 55%,var(--brand-2));
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 8px 22px -10px rgba(43,227,176,.85);
}
.brand-text{font-weight:800;font-size:17px;letter-spacing:.01em;white-space:nowrap}

.search{
  position:relative;
  flex:1 1 auto;
  max-width:620px;
  min-width:280px;
  display:flex;
  align-items:center;
  height:50px;
  border-radius:var(--r-pill);
  background:var(--panel);
  border:1px solid var(--stroke);
  padding:0 6px 0 16px;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease);
}
.search:focus-within{border-color:rgba(43,227,176,.55);box-shadow:0 0 0 5px rgba(43,227,176,.12);background:var(--panel-strong)}
.search svg{flex:0 0 auto;opacity:.7}
.search input{flex:1;height:100%;padding:0 12px;font-size:15px;min-width:0}
.search input::placeholder{color:var(--text-3)}
.search .btn-search{
  height:38px;padding:0 18px;border-radius:var(--r-pill);
  background:var(--brand);color:#04140F;font-weight:700;font-size:14px;
  cursor:pointer;transition:filter .16s var(--ease),transform .16s var(--ease);
}
.search .btn-search:hover{filter:brightness(1.08)}
.search .btn-search:active{transform:scale(.99)}
.suggest{
  position:absolute;top:calc(100% + 10px);left:0;right:0;
  background:rgba(10,15,28,.98);
  border:1px solid var(--stroke-strong);
  border-radius:18px;
  padding:10px;
  box-shadow:var(--shadow);
  opacity:0;visibility:hidden;transform:translateY(-6px);
  transition:all .22s var(--ease);
}
.search:focus-within .suggest{opacity:1;visibility:visible;transform:translateY(0)}
.suggest li a{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:9px 12px;border-radius:10px;font-size:14px;color:var(--text-2)}
.suggest li a:hover{background:var(--panel);color:var(--brand)}
.suggest li a em{font-style:normal;font-size:12px;color:var(--text-3)}

.main-nav{display:flex;align-items:center;gap:6px;flex:0 0 auto}
.main-nav a{
  display:inline-block;
  padding:9px 14px;
  border-radius:var(--r-md);
  font-size:15px;
  color:var(--text-2);
  transition:color .2s var(--ease),background .2s var(--ease);
}
.main-nav a:hover{color:var(--text-1);background:var(--panel)}
.main-nav a.active{color:var(--brand);background:rgba(43,227,176,.10);font-weight:600}
.nav-cta{flex:0 0 auto}
.nav-icons{display:none;align-items:center;gap:8px;margin-left:auto}
.icon-btn{
  width:42px;height:42px;border-radius:var(--r-md);
  border:1px solid var(--stroke);background:var(--panel);
  display:flex;align-items:center;justify-content:center;cursor:pointer;
  transition:border-color .2s var(--ease),background .2s var(--ease);
}
.icon-btn:hover{border-color:var(--stroke-strong);background:var(--panel-strong)}

/* 移动抽屉 */
.drawer{
  position:fixed;inset:0 0 0 auto;width:min(320px,86vw);
  background:#080C16;border-left:1px solid var(--stroke);
  transform:translateX(100%);transition:transform .28s var(--ease);
  z-index:90;padding:24px;display:flex;flex-direction:column;gap:8px;
}
.drawer.open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.drawer a.drawer-link{padding:14px 12px;border-radius:var(--r-md);color:var(--text-2);font-size:16px}
.drawer a.drawer-link:hover,.drawer a.drawer-link.active{background:var(--panel);color:var(--brand)}
.mask{position:fixed;inset:0;background:rgba(2,4,9,.7);opacity:0;visibility:hidden;transition:all .28s var(--ease);z-index:80}
.mask.open{opacity:1;visibility:visible}

/* 全屏搜索层 */
.search-layer{
  position:fixed;inset:0;background:rgba(4,7,14,.98);z-index:95;
  padding:80px 20px;display:none;flex-direction:column;
}
.search-layer.open{display:flex}
.search-layer-top{display:flex;gap:10px;align-items:center;margin-bottom:22px}
.search-layer-top input{
  flex:1;height:52px;border-radius:var(--r-pill);background:var(--panel);
  border:1px solid var(--stroke);padding:0 20px;font-size:16px;
}
.search-layer-top input::placeholder{color:var(--text-3)}
.layer-title{font-size:13px;color:var(--text-3);letter-spacing:.12em;text-transform:uppercase;margin:18px 0 10px}
.chips{display:flex;flex-wrap:wrap;gap:10px}
.chip{
  padding:8px 16px;border-radius:var(--r-pill);font-size:14px;
  border:1px solid var(--stroke);color:var(--text-2);background:var(--panel);
  transition:all .2s var(--ease);white-space:nowrap;
}
.chip:hover{border-color:rgba(43,227,176,.45);color:var(--brand)}
.chip.active{background:rgba(43,227,176,.14);border-color:rgba(43,227,176,.55);color:var(--brand);font-weight:600}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--r-md);
  font-weight:700;font-size:15px;cursor:pointer;
  transition:all .16s var(--ease);
  white-space:nowrap;
}
.btn-primary{background:var(--brand);color:#04140F;box-shadow:0 14px 34px -18px rgba(43,227,176,.9)}
.btn-primary:hover{filter:brightness(1.08);transform:translateY(-1px);box-shadow:0 0 0 6px rgba(43,227,176,.14),0 18px 40px -20px rgba(43,227,176,.9)}
.btn-primary:active{transform:translateY(0) scale(.99)}
.btn-ghost{background:transparent;color:var(--text-1);border:1px solid var(--stroke-strong)}
.btn-ghost:hover{border-color:var(--brand);background:rgba(43,227,176,.08);color:var(--brand)}
.btn-sm{height:38px;padding:0 18px;font-size:14px;border-radius:var(--r-md)}
.btn-link{
  display:inline-flex;align-items:center;gap:6px;font-size:14px;color:var(--text-2);
  position:relative;padding-bottom:2px;
}
.btn-link::after{content:"";position:absolute;left:50%;right:50%;bottom:0;height:1px;background:var(--brand);transition:all .2s var(--ease)}
.btn-link:hover{color:var(--brand)}
.btn-link:hover::after{left:0;right:0}

/* ---------- 面包屑 ---------- */
.crumb{padding:18px 0 0;font-size:13px;color:var(--text-3)}
.crumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.crumb li{display:flex;align-items:center;gap:8px}
.crumb li+li::before{content:"/";color:var(--text-3)}
.crumb a{color:var(--text-3)}
.crumb a:hover{color:var(--brand)}
.crumb .current{color:var(--text-2)}

/* ---------- Hero（通栏大图 + 斜切） ---------- */
.hero{position:relative;margin-top:8px}
.hero-media{
  position:relative;
  background-image:linear-gradient(120deg,rgba(5,7,14,.94) 8%,rgba(5,7,14,.62) 52%,rgba(5,7,14,.86)),url('/assets/images/backpic/back-2.png');
  background-size:cover;
  background-position:center;
  clip-path:polygon(0 0,100% 0,100% calc(100% - 78px),0 100%);
  padding:clamp(56px,8vw,104px) 0 clamp(96px,10vw,140px);
  overflow:hidden;
}
.hero-media::before{
  content:"";position:absolute;top:-140px;left:-80px;width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle,rgba(43,227,176,.24),transparent 66%);pointer-events:none;
}
.hero-media::after{
  content:"";position:absolute;right:-60px;bottom:-120px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(124,92,255,.22),transparent 68%);pointer-events:none;
}
.hero-inner{position:relative;z-index:2;max-width:860px}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:var(--r-pill);
  background:var(--panel-strong);border:1px solid var(--stroke);
  font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--brand);margin-bottom:20px;
}
.hero h1{max-width:820px}
.hero-sub{margin-top:18px;font-size:clamp(16px,1.6vw,19px);color:var(--text-2);max-width:660px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px}
.hero-stats{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));
  gap:18px;margin-top:44px;padding-top:26px;border-top:1px solid var(--stroke);
}
.hero-stats .num{
  font-family:var(--font-num);font-size:clamp(26px,3vw,36px);font-weight:700;
  color:var(--text-1);letter-spacing:.02em;line-height:1.1;
}
.hero-stats .num em{font-style:normal;color:var(--brand);font-size:.62em;margin-left:2px}
.hero-stats .lb{font-size:13px;color:var(--text-3);margin-top:4px}

/* ---------- 分类胶囊条 ---------- */
.chip-bar{padding:0 0 6px;margin-top:-42px;position:relative;z-index:3}
.chip-scroll{
  display:flex;gap:10px;overflow-x:auto;padding:14px;
  background:rgba(12,18,32,.9);border:1px solid var(--stroke);
  border-radius:var(--r-pill);backdrop-filter:blur(12px);
  scrollbar-width:none;
}
.chip-scroll::-webkit-scrollbar{display:none}

/* ---------- 区块通用 ---------- */
.section{padding:clamp(56px,8vw,104px) 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:38px;flex-wrap:wrap}
.section-head .lead{margin-top:12px;font-size:15px;color:var(--text-2);max-width:640px}
.eyebrow{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--brand);font-weight:600;margin-bottom:12px}
.section-alt{background:var(--bg-1);border-top:1px solid var(--stroke);border-bottom:1px solid var(--stroke)}

/* ---------- 非对称玩法网格 ---------- */
.grid-play{display:grid;grid-template-columns:repeat(12,1fr);gap:24px}
.card{
  background:var(--bg-2);
  border:1px solid var(--stroke);
  border-radius:var(--r-lg);
  box-shadow:var(--shadow);
  overflow:hidden;
  transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
  display:flex;flex-direction:column;
}
.card:hover{transform:translateY(-4px);border-color:var(--stroke-strong);box-shadow:0 30px 70px -32px rgba(0,0,0,.95),0 0 0 1px rgba(43,227,176,.18)}
.card-body{padding:26px 26px 24px}
.card-ico{
  width:40px;height:40px;border-radius:var(--r-md);
  background:rgba(43,227,176,.12);border:1px solid rgba(43,227,176,.28);
  display:flex;align-items:center;justify-content:center;margin-bottom:16px;
}
.card-ico svg{stroke:var(--brand)}
.card-sm .card-ico{width:34px;height:34px;background:rgba(124,92,255,.14);border-color:rgba(124,92,255,.3)}
.card-sm .card-ico svg{stroke:var(--brand-2)}
.card h3{margin-bottom:10px}
.card p{font-size:15px;line-height:1.85}
.card .tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.tag{
  font-size:12px;padding:4px 12px;border-radius:var(--r-pill);
  background:var(--panel);border:1px solid var(--stroke);color:var(--text-2);
}
.tag.hot{color:var(--hot);border-color:rgba(255,210,77,.35);background:rgba(255,210,77,.10)}
.tag.live{color:var(--accent);border-color:rgba(255,90,60,.35);background:rgba(255,90,60,.10)}

.cover{position:relative;aspect-ratio:16/10;overflow:hidden;background:#070B14}
.cover img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease)}
.card:hover .cover img{transform:scale(1.04)}
.cover::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(5,7,14,0) 40%,rgba(5,7,14,.72))}
.badge-cat{
  position:absolute;top:14px;left:14px;z-index:2;
  font-size:12px;padding:4px 12px;border-radius:var(--r-pill);
  background:rgba(5,7,14,.78);border:1px solid var(--stroke);color:var(--brand);backdrop-filter:blur(6px);
}
.card-lg{grid-column:span 6}
.card-lg.tall{grid-column:span 7}
.card-lg.slim{grid-column:span 5}
.card-sm{grid-column:span 3}
.card-md{grid-column:span 8}
.card-md.narrow{grid-column:span 4}
.card-lg .cover,.card-md .cover{aspect-ratio:16/9}
.card-horiz{flex-direction:row}
.card-horiz .cover{width:46%;flex:0 0 46%;aspect-ratio:auto;min-height:230px}

/* ---------- 对比表 ---------- */
.table-wrap{
  border-radius:var(--r-lg);border:1px solid var(--stroke);
  background:var(--bg-2);overflow:hidden;box-shadow:var(--shadow);
}
.table-scroll{overflow-x:auto}
table.compare{width:100%;border-collapse:collapse;min-width:640px}
table.compare thead th{
  background:linear-gradient(90deg,rgba(43,227,176,.18),rgba(124,92,255,.16));
  color:var(--text-1);font-size:14px;font-weight:700;letter-spacing:.04em;
  padding:16px 22px;text-align:left;border-bottom:1px solid var(--stroke);
}
table.compare tbody td{
  padding:16px 22px;font-size:15px;color:var(--text-2);
  border-bottom:1px solid rgba(255,255,255,.06);
}
table.compare tbody tr:nth-child(even){background:rgba(255,255,255,.026)}
table.compare tbody tr:hover{background:rgba(43,227,176,.06)}
table.compare tbody td:first-child{color:var(--text-1);font-weight:600}
table.compare .num{font-family:var(--font-num);font-size:17px;color:var(--text-1);letter-spacing:.04em}

/* ---------- 数据条 ---------- */
.meters{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;margin-top:28px}
.meter{background:var(--bg-2);border:1px solid var(--stroke);border-radius:var(--r-lg);padding:24px}
.meter .top{display:flex;align-items:baseline;justify-content:space-between;gap:10px;margin-bottom:14px}
.meter .label{font-size:14px;color:var(--text-2)}
.meter .value{font-family:var(--font-num);font-size:26px;font-weight:700;color:var(--brand);letter-spacing:.03em}
.bar{height:8px;border-radius:var(--r-pill);background:rgba(255,255,255,.08);overflow:hidden}
.bar span{display:block;height:100%;border-radius:var(--r-pill);background:linear-gradient(90deg,var(--brand),var(--brand-2))}

/* ---------- FAQ ---------- */
.faq{display:grid;gap:14px;max-width:940px}
.faq-item{
  background:var(--bg-2);border:1px solid var(--stroke);border-radius:18px;
  overflow:hidden;transition:border-color .22s var(--ease),background .22s var(--ease);
}
.faq-item[open]{border-color:rgba(43,227,176,.4);background:var(--panel-strong);border-left:2px solid var(--brand)}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:18px;
  min-height:56px;padding:16px 24px;font-weight:600;font-size:16px;color:var(--text-1);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";font-family:var(--font-num);font-size:22px;color:var(--brand);
  transition:transform .22s var(--ease);line-height:1;flex:0 0 auto;
}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-body{padding:0 24px 22px;font-size:15px;color:var(--text-2);animation:fadeUp .22s var(--ease)}
@keyframes fadeUp{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}

/* ---------- 站内链接列表 ---------- */
.link-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.link-item{
  display:flex;align-items:center;gap:16px;
  background:var(--bg-2);border:1px solid var(--stroke);border-radius:var(--r-lg);
  padding:20px 22px;transition:transform .22s var(--ease),border-color .22s var(--ease);
}
.link-item:hover{transform:translateX(4px);border-color:rgba(43,227,176,.42)}
.link-item .idx{font-family:var(--font-num);font-size:20px;color:var(--text-3);flex:0 0 auto;width:32px}
.link-item h3{font-size:16px;margin-bottom:4px}
.link-item p{font-size:13.5px;color:var(--text-3);line-height:1.7}
.link-item .arrow{margin-left:auto;color:var(--text-3);flex:0 0 auto}
.link-item:hover .arrow{color:var(--brand)}

/* ---------- CTA 带 ---------- */
.cta-band{
  background:
    radial-gradient(700px 320px at 20% 0%,rgba(43,227,176,.16),transparent 62%),
    radial-gradient(600px 300px at 88% 100%,rgba(124,92,255,.18),transparent 64%),
    var(--bg-1);
  border-top:1px solid var(--stroke);border-bottom:1px solid var(--stroke);
}
.cta-inner{
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
  padding:clamp(56px,7vw,88px) 0;
}
.cta-inner h2{max-width:620px}
.cta-inner p{margin-top:12px;max-width:560px;font-size:15px}

/* ---------- 页脚 ---------- */
.site-foot{background:#04060C;border-top:1px solid var(--stroke);padding-top:64px}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:36px;padding-bottom:52px}
.foot-col h4{font-size:15px;margin-bottom:18px;color:var(--text-1)}
.foot-col ul{display:grid;gap:10px}
.foot-col ul a{font-size:14px;color:var(--text-2)}
.foot-col ul a:hover{color:var(--brand)}
.foot-brand p{font-size:14px;margin-top:14px;color:var(--text-2)}
.foot-meta{font-size:13px!important;color:var(--text-3)!important;margin-top:8px!important}
.sub-form{display:flex;gap:8px;margin-top:16px;background:var(--panel);border:1px solid var(--stroke);border-radius:var(--r-pill);padding:6px 6px 6px 16px}
.sub-form input{flex:1;min-width:0;font-size:14px}
.sub-form input::placeholder{color:var(--text-3)}
.foot-bottom{border-top:1px solid var(--stroke);padding:20px 0}
.foot-bottom-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.foot-bottom-inner p{font-size:13px;color:var(--text-3)}

/* ---------- 入场动效 ---------- */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .32s var(--ease),transform .32s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .main-nav a{padding:9px 11px;font-size:14px}
  .search{max-width:420px}
}
@media (max-width:1023px){
  .search{display:none}
  .main-nav{display:none}
  .nav-cta{display:none}
  .nav-icons{display:flex}
  .hero-stats{grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}
  .card-lg,.card-lg.tall,.card-lg.slim{grid-column:span 12}
  .card-sm{grid-column:span 6}
  .card-md,.card-md.narrow{grid-column:span 12}
  .card-horiz{flex-direction:column}
  .card-horiz .cover{width:100%;flex:1 1 auto;aspect-ratio:16/9;min-height:0}
  .meters{grid-template-columns:repeat(2,minmax(0,1fr))}
  .foot-grid{grid-template-columns:1fr 1fr;gap:30px}
}
@media (max-width:767px){
  .hero-media{clip-path:polygon(0 0,100% 0,100% calc(100% - 44px),0 100%)}
  .hero-actions .btn{flex:1 1 auto}
  .section-head{flex-direction:column;align-items:flex-start;gap:14px}
  .link-list{grid-template-columns:1fr}
  .card-sm{grid-column:span 12}
  .foot-grid{grid-template-columns:1fr 1fr}
  .brand-text{font-size:15.5px}
}
@media (max-width:519px){
  .hero-stats{grid-template-columns:1fr}
  .meters{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr}
  .foot-bottom-inner{flex-direction:column;align-items:flex-start}
  .announce-left span{font-size:12px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
}