:root{--bg: #0a0a0f;--panel: rgba(255, 255, 255, .04);--border: rgba(255, 255, 255, .09);--text: #e8e8f0;--muted: #9a9aad;--accent: #7ea0c6;--accent-2: #7ea0c6;--warn: #ffb454}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{background:var(--bg);color:var(--text);font-family:Inter,-apple-system,PingFang SC,Microsoft YaHei,sans-serif;line-height:1.6;overflow-x:hidden;min-height:100vh}.fade-el{opacity:0;animation:pageFade .45s ease forwards}@keyframes pageFade{0%{opacity:0}to{opacity:1}}.container{max-width:1160px;margin:0 auto;padding:0 24px}.btn{display:inline-flex;align-items:center;gap:8px;padding:11px 24px;border-radius:999px;font-weight:700;font-size:15px;text-decoration:none;border:none;cursor:pointer;transition:transform .15s,box-shadow .2s,background .2s}.btn-primary{background:#fff;color:#0a0a0f}.btn-primary:hover{transform:translateY(-2px)}.btn-ghost{background:var(--panel);color:var(--text);border:1px solid 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