/* 四虎 设计哲学：赛博新中式电竞影像主义；深墨蓝暗场、琥珀橙行动点、电光青技术感、斜切视频看板、赛事HUD细节。 */
:root{--ink:#050d1f;--ink-2:#08172f;--panel:#0d2346;--cyan:#29d8ff;--amber:#f6ad36;--white:#f7fbff;--muted:#a8bed4;--line:rgba(41,216,255,.22);--shadow:0 24px 70px rgba(0,0,0,.38)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:radial-gradient(circle at 18% 5%,rgba(41,216,255,.14),transparent 35%),linear-gradient(180deg,var(--ink),#081223 45%,#050912);color:var(--white);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;line-height:1.75}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}button,input{font:inherit}
.site-header{position:sticky;top:0;z-index:20;background:rgba(5,13,31,.88);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}.header-inner{display:flex;align-items:center;gap:24px;max-width:1240px;margin:auto;padding:14px 20px}.brand-mini{display:flex;align-items:center;gap:10px;font-weight:900;letter-spacing:.04em;white-space:nowrap}.brand-mini img{width:42px;height:42px;border-radius:12px}.main-nav{display:flex;gap:10px;flex-wrap:wrap;margin-left:auto}.nav-link{font-size:14px;color:#cfe7fb;padding:8px 10px;border:1px solid transparent;border-radius:999px}.nav-link:hover,.nav-link.is-active{border-color:var(--cyan);color:#fff;background:rgba(41,216,255,.08)}.search-strip{border-top:1px solid rgba(255,255,255,.05);padding:10px 20px}.fake-search{max-width:1240px;margin:auto;display:grid;grid-template-columns:auto 1fr auto;gap:10px;align-items:center}.fake-search label{color:var(--amber);font-weight:800}.fake-search input{width:100%;background:#061329;border:1px solid var(--line);border-radius:999px;color:#fff;padding:11px 16px}.fake-search button,.hero-actions a,.expert-card a,.share-row button{border:0;background:linear-gradient(135deg,var(--amber),#ff7a38);color:#1b1000;border-radius:999px;padding:11px 17px;font-weight:900;box-shadow:0 10px 30px rgba(246,173,54,.22)}#searchHint{grid-column:2/4;margin:0;color:var(--muted);font-size:13px}
.hero{min-height:720px;background-size:cover;background-position:center;display:grid;grid-template-columns:minmax(0,1.08fr) 430px;gap:34px;align-items:end;padding:110px max(22px,calc((100vw - 1240px)/2)) 70px;position:relative;overflow:hidden}.hero:after{content:"";position:absolute;inset:auto -8% -16% -8%;height:170px;background:linear-gradient(90deg,rgba(41,216,255,.25),rgba(246,173,54,.18));filter:blur(70px)}.hero-copy,.hero-panel{position:relative;z-index:1}.crumb{color:var(--amber);font-size:14px;font-weight:800;letter-spacing:.04em}.hero-logo{width:min(520px,92vw);margin-bottom:24px;filter:drop-shadow(0 24px 40px rgba(0,0,0,.45))}h1{font-size:clamp(42px,6vw,76px);line-height:1.08;margin:0 0 22px;font-weight:1000;letter-spacing:-.05em}h2{font-size:clamp(28px,4vw,44px);line-height:1.14;margin:0 0 18px;letter-spacing:-.035em}h3{line-height:1.25;margin:0 0 10px}.lead{font-size:18px;max-width:820px;color:#d8ecff}.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:28px}.hero-actions a:nth-child(2){background:transparent;color:#fff;border:1px solid var(--cyan)}.hero-panel{background:linear-gradient(180deg,rgba(13,35,70,.88),rgba(5,13,31,.86));border:1px solid var(--line);box-shadow:var(--shadow);clip-path:polygon(6% 0,100% 0,100% 90%,94% 100%,0 100%,0 10%);padding:30px}.stat-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.stat-grid span{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.08);padding:14px;border-radius:18px;color:var(--muted)}.stat-grid b{display:block;color:#fff;font-size:28px}
.brand-ribbon{max-width:1240px;margin:24px auto 0;padding:0 20px;display:flex;gap:10px;flex-wrap:wrap;color:#9fdff0}.brand-ribbon span{border:1px solid var(--line);background:rgba(41,216,255,.06);border-radius:999px;padding:5px 10px;font-size:13px}.section{max-width:1240px;margin:0 auto;padding:86px 20px;position:relative}.diagonal{clip-path:polygon(0 4%,100% 0,100% 100%,0 96%);background:rgba(8,23,47,.58);margin-top:28px;padding-top:110px;padding-bottom:110px}.split{display:grid;grid-template-columns:.92fr 1.08fr;gap:38px;align-items:center}.split.reverse{grid-template-columns:1.1fr .9fr}.feature-image{border-radius:28px;border:1px solid var(--line);box-shadow:var(--shadow);aspect-ratio:16/9;object-fit:cover}.feature-list{padding-left:20px;color:#d6e7f7}.video-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:30px}.video-card,.expert-card,.community-grid article,blockquote,.faq-item,.contact .split,.mcp-box pre{background:linear-gradient(180deg,rgba(13,35,70,.78),rgba(8,23,47,.62));border:1px solid rgba(41,216,255,.18);box-shadow:0 18px 50px rgba(0,0,0,.24);border-radius:26px;overflow:hidden}.thumb{position:relative;overflow:hidden}.thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .32s ease,filter .32s ease}.play-btn{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%) scale(.75);opacity:0;border:1px solid rgba(255,255,255,.45);background:rgba(246,173,54,.92);color:#07162f;width:62px;height:62px;border-radius:50%;font-size:25px;transition:.26s ease}.video-card:hover .thumb img{transform:scale(1.06);filter:brightness(.70)}.video-card:hover .play-btn{opacity:1;transform:translate(-50%,-50%) scale(1)}.video-body{padding:20px}.metrics{display:flex;gap:12px;flex-wrap:wrap;color:var(--muted);font-size:14px}.metrics b{color:var(--amber)}.tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}.tags span{color:#cff6ff;background:rgba(41,216,255,.08);border:1px solid rgba(41,216,255,.18);padding:4px 8px;border-radius:999px;font-size:12px}.community-grid,.expert-grid,.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:28px}.community-grid article,.expert-card,blockquote{padding:22px}.expert-card a{display:inline-flex;margin:8px 8px 0 0;padding:9px 13px;font-size:13px}.logo-wall{display:grid;grid-template-columns:repeat(6,1fr);gap:14px;margin:24px 0}.logo-wall span{min-height:78px;display:grid;place-items:center;border:1px solid var(--line);border-radius:20px;background:rgba(255,255,255,.05);font-weight:900}.howto{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;counter-reset:item;padding:0;list-style:none}.howto li{padding:18px;border-radius:20px;background:rgba(246,173,54,.09);border:1px solid rgba(246,173,54,.22)}.faq-item{margin:14px 0;padding:0}.faq-question{width:100%;display:flex;justify-content:space-between;gap:18px;background:transparent;color:#fff;border:0;text-align:left;padding:20px;font-weight:900}.faq-item p{display:none;margin:0;padding:0 20px 20px;color:#d3e6f6}.faq-item.open p{display:block}blockquote{margin:0}blockquote p{font-size:17px;color:#ecf7ff}cite{color:var(--amber);font-style:normal}.page-hero{max-width:1240px;margin:0 auto;padding:92px 20px 44px;background:radial-gradient(circle at right top,rgba(41,216,255,.16),transparent 38%)}.mcp-box pre{white-space:pre-wrap;padding:24px;color:#d7f8ff}.site-footer{background:#030816;border-top:1px solid var(--line);margin-top:60px;padding:56px 20px}.footer-grid{max-width:1240px;margin:auto;display:grid;grid-template-columns:1.4fr .7fr .7fr 1fr;gap:26px}.footer-logo{width:330px;max-width:100%;border-radius:22px}.qr-wrap img{width:160px;border-radius:18px;background:#fff;padding:8px}.qr-wrap span{display:block;margin-top:10px;color:var(--muted)}.update-time{color:var(--amber);font-weight:900}.share-row{display:flex;gap:8px;flex-wrap:wrap}.share-row button{padding:8px 12px}
@media (max-width:980px){.hero,.split,.split.reverse,.footer-grid{grid-template-columns:1fr}.hero{padding-top:90px;min-height:auto}.video-grid,.community-grid,.expert-grid,.review-grid{grid-template-columns:1fr 1fr}.howto,.logo-wall{grid-template-columns:1fr 1fr}.fake-search{grid-template-columns:1fr}#searchHint{grid-column:auto}.main-nav{width:100%;margin-left:0}.header-inner{flex-wrap:wrap}}
@media (max-width:640px){h1{font-size:40px}.video-grid,.community-grid,.expert-grid,.review-grid,.howto,.logo-wall{grid-template-columns:1fr}.hero-panel{clip-path:none;border-radius:28px}.section{padding:58px 16px}.diagonal{clip-path:none;padding-top:60px;padding-bottom:60px}}