*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:84px}body{margin:0;font-family:Arial,"Microsoft YaHei",sans-serif;background:#080b13;color:#ecf4ff;line-height:1.75;overflow-x:hidden}a{text-decoration:none;color:inherit}img{max-width:100%;height:auto;display:block}.wrap{width:min(1180px,calc(100% - 32px));margin:0 auto}.topbar{position:sticky;top:0;z-index:99;background:rgba(8,11,19,.88);backdrop-filter:blur(18px);border-bottom:1px solid rgba(87,255,226,.12)}.nav-wrap{height:76px;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:12px;font-weight:900;letter-spacing:.04em}.brand img{width:42px;height:42px;object-fit:contain}.brand span{background:linear-gradient(90deg,#75ffe6,#b38cff);-webkit-background-clip:text;color:transparent}.nav{display:flex;align-items:center;gap:30px}.nav a{font-size:15px;color:#d9e8ff;opacity:.86}.nav a:hover{color:#72ffe4}.nav-btn{display:none;background:#121827;border:1px solid rgba(117,255,230,.24);border-radius:12px;width:44px;height:42px}.nav-btn i{display:block;width:20px;height:2px;background:#75ffe6;margin:5px auto}.hero-dark{min-height:620px;display:flex;align-items:center;background:radial-gradient(circle at 15% 20%,rgba(118,49,255,.45),transparent 32%),radial-gradient(circle at 82% 30%,rgba(0,255,208,.22),transparent 34%),linear-gradient(135deg,#090b13 0%,#101626 48%,#070910 100%);position:relative;overflow:hidden}.hero-dark:before{content:"";position:absolute;inset:0;background:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);background-size:42px 42px;mask-image:linear-gradient(to bottom,#000,transparent 85%)}.hero-layout{position:relative;display:grid;grid-template-columns:1.1fr .72fr;gap:56px;align-items:center}.tagline,.section-head p,.mini-title,.article-shell header p{color:#75ffe6;text-transform:uppercase;font-weight:800;letter-spacing:.12em;font-size:13px}.hero-copy h1{font-size:clamp(38px,6vw,72px);line-height:1.08;margin:18px 0;color:#fff;text-shadow:0 0 28px rgba(117,255,230,.18)}.hero-copy p{font-size:18px;color:#b7c7df;max-width:720px}.hero-actions{display:flex;gap:16px;margin-top:34px;flex-wrap:wrap}.neon-btn,.ghost-btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 26px;border-radius:14px;font-weight:900}.neon-btn{background:linear-gradient(90deg,#62ffe3,#8f66ff);color:#061018;box-shadow:0 0 30px rgba(98,255,227,.22)}.ghost-btn{border:1px solid rgba(117,255,230,.35);color:#cffff8;background:rgba(255,255,255,.04)}.terminal-card{border:1px solid rgba(117,255,230,.25);background:rgba(13,19,34,.78);border-radius:28px;padding:28px;box-shadow:0 28px 80px rgba(0,0,0,.35),inset 0 0 40px rgba(117,255,230,.04)}.card-head{display:flex;gap:8px;margin-bottom:24px}.card-head span{width:12px;height:12px;border-radius:50%;background:#75ffe6}.card-head span:nth-child(2){background:#b38cff}.card-head span:nth-child(3){background:#ffcc66}.code-line{font-family:Consolas,monospace;color:#dff;line-height:2;border-bottom:1px solid rgba(255,255,255,.08)}.power{height:12px;background:#182236;border-radius:20px;margin-top:28px;overflow:hidden}.power b{display:block;width:74%;height:100%;background:linear-gradient(90deg,#75ffe6,#b38cff)}.section-head{text-align:center;margin:0 auto 38px}.section-head.left{text-align:left;margin-left:0}.section-head h2{font-size:clamp(28px,4vw,44px);line-height:1.2;margin:8px 0;color:#fff}.arena-section,.guides-section,.links-panel,.about-panel{padding:86px 0}.arena-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.arena-grid article{min-height:230px;padding:28px;border:1px solid rgba(117,255,230,.14);border-radius:24px;background:linear-gradient(180deg,rgba(255,255,255,.07),rgba(255,255,255,.025));position:relative;overflow:hidden}.arena-grid article:after{content:"";position:absolute;width:120px;height:120px;border-radius:50%;right:-42px;bottom:-42px;background:rgba(117,255,230,.08)}.arena-grid span{color:#75ffe6;font-size:34px;font-weight:900}.arena-grid h3{margin:18px 0 8px}.arena-grid p,.about-html,.contact-grid p,.footer p{color:#aebcd2}.showcase{padding:76px 0;background:#0d1321}.image-ribbon{display:grid;grid-template-columns:1.4fr .8fr .8fr;gap:18px}.image-ribbon figure{margin:0;border-radius:22px;overflow:hidden;min-height:240px;border:1px solid rgba(255,255,255,.1)}.image-ribbon img{width:100%;height:100%;object-fit:cover}.about-panel{display:grid;grid-template-columns:1fr 360px;gap:38px;align-items:stretch}.about-left,.about-stats,.article-shell,.recommend{background:#0d1321;border:1px solid rgba(117,255,230,.12);border-radius:28px;padding:34px}.about-html p{margin:0 0 14px}.about-stats{display:grid;gap:16px}.about-stats div{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid rgba(255,255,255,.08);padding-bottom:16px}.about-stats strong{font-size:38px;color:#75ffe6}.about-stats span{color:#c7d4e6}.news-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.news-card{display:flex;flex-direction:column;gap:12px;min-height:180px;padding:22px;background:#0d1321;border:1px solid rgba(179,140,255,.16);border-radius:22px;transition:.2s}.news-card:hover{transform:translateY(-4px);border-color:rgba(117,255,230,.45)}.news-card span{color:#b38cff;font-size:13px}.news-card strong{font-size:18px;color:#fff;line-height:1.45}.news-card em{font-style:normal;color:#75ffe6;margin-top:auto}.station-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.station-grid a{display:block;padding:13px 14px;border-radius:14px;background:rgba(255,255,255,.05);color:#cfe2ff;border:1px solid rgba(255,255,255,.08);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.station-grid a:hover{color:#75ffe6;border-color:rgba(117,255,230,.35)}.contact-zone{padding:80px 0;background:linear-gradient(90deg,#141b2e,#171129)}.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:34px;align-items:center}.contact-grid h2{font-size:clamp(30px,4vw,46px);margin:6px 0}.contact-cards{display:grid;gap:12px}.contact-cards p{margin:0;padding:16px 18px;border-radius:16px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.08)}.footer{padding:36px 0;background:#05070c;border-top:1px solid rgba(117,255,230,.1)}.footer-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px}.footer strong{font-size:22px;color:#75ffe6}.article-main{padding:54px 0 86px}.crumb{display:flex;gap:10px;color:#93a5bd;margin:22px 0}.crumb a{color:#75ffe6}.article-shell header{padding-bottom:24px;border-bottom:1px solid rgba(255,255,255,.08);margin-bottom:26px}.article-shell h1{font-size:clamp(32px,5vw,56px);line-height:1.16;margin:10px 0}.article-meta{color:#93a5bd}.article-body{color:#dce8f8;font-size:17px}.article-body p{margin:0 0 18px}.article-body img{border-radius:18px;margin:20px 0}.recommend{margin-top:28px}.error-page{min-height:100vh;display:flex;align-items:center;justify-content:center;flex-direction:column;text-align:center;background:#080b13;color:#fff}.error-page h1{font-size:90px;margin:0;color:#75ffe6}.error-page a{margin-top:20px;color:#75ffe6}@media(max-width:980px){.hero-layout,.about-panel,.contact-grid,.footer-grid{grid-template-columns:1fr}.arena-grid,.news-grid{grid-template-columns:repeat(2,1fr)}.image-ribbon{grid-template-columns:1fr 1fr}.station-grid{grid-template-columns:repeat(3,1fr)}}@media(max-width:760px){.nav-wrap{height:66px}.nav-btn{display:block}.nav{position:absolute;top:66px;left:16px;right:16px;display:none;flex-direction:column;align-items:stretch;gap:0;padding:12px;background:#0d1321;border:1px solid rgba(117,255,230,.2);border-radius:18px}.nav.active{display:flex}.nav a{padding:12px}.hero-dark{min-height:auto;padding:72px 0}.arena-section,.guides-section,.links-panel,.about-panel{padding:58px 0}.arena-grid,.news-grid,.image-ribbon{grid-template-columns:1fr}.station-grid{grid-template-columns:repeat(2,1fr)}.terminal-card{padding:22px}}@media(max-width:460px){.wrap{width:min(100% - 24px,1180px)}.hero-actions{flex-direction:column}.neon-btn,.ghost-btn{width:100%}.station-grid{grid-template-columns:1fr}.about-left,.about-stats,.article-shell,.recommend{padding:22px}}