:root{--bg:#08070c;--panel:#11101a;--panel2:#171526;--text:#fff7ef;--muted:#b9aec7;--orange:#ff7a18;--pink:#ff2d8d;--purple:#7b3cff;--line:rgba(255,255,255,.12);--glow:0 0 32px rgba(255,122,24,.28)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:"Microsoft YaHei",Arial,sans-serif;background:radial-gradient(circle at 18% 5%,rgba(255,45,141,.22),transparent 28%),radial-gradient(circle at 78% 0,rgba(123,60,255,.24),transparent 32%),linear-gradient(180deg,#09070d 0%,#0e0c16 45%,#08070c 100%);color:var(--text);line-height:1.72}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}.site-header{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;gap:24px;padding:16px clamp(18px,5vw,70px);background:rgba(8,7,12,.88);backdrop-filter:blur(18px);border-bottom:1px solid var(--line)}.logo,.footer-brand{display:flex;align-items:center;gap:10px;font-weight:900;font-size:22px}.logo-mark{width:32px;height:32px;border-radius:12px;background:linear-gradient(135deg,var(--orange),var(--pink),var(--purple));box-shadow:var(--glow);display:inline-block;position:relative}.logo-mark:after{content:"";position:absolute;inset:9px 7px;border-left:8px solid #fff;border-top:6px solid transparent;border-bottom:6px solid transparent}.site-nav{display:flex;gap:6px;align-items:center;flex-wrap:wrap}.site-nav a{padding:9px 12px;border-radius:999px;color:#e8dff0;font-size:14px}.site-nav a:hover,.site-nav a.active{background:rgba(255,122,24,.16);color:#fff}.menu-toggle{display:none;background:transparent;border:1px solid var(--line);border-radius:12px;padding:8px}.menu-toggle span{display:block;width:22px;height:2px;background:#fff;margin:4px}.hero,.page-hero{position:relative;overflow:hidden;padding:clamp(70px,9vw,130px) clamp(18px,5vw,70px);border-bottom:1px solid 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