:root{--bg-base:#0a0e1a;--bg-surface:rgba(17,24,39,.7);--bg-elevated:#1a2333;--stroke:rgba(148,163,184,.16);--text-primary:#f8fafc;--text-secondary:#94a3b8;--accent:#22d3ee;--accent-2:#818cf8;--success:#34d399;--warning:#fbbf24;--danger:#f87171;--brand-grad:linear-gradient(135deg,#22d3ee,#818cf8)}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{background:var(--bg-base);color:var(--text-primary);font-family:Noto Sans SC,PingFang SC,Microsoft YaHei,system-ui,sans-serif;-webkit-font-smoothing:antialiased;min-height:100vh}a{color:inherit;text-decoration:none}button{font-family:inherit}.layout{display:flex;min-height:100vh}.sidebar{width:220px;flex-shrink:0;border-right:1px solid var(--stroke);padding:20px 12px;position:-webkit-sticky;position:sticky;top:0;height:100vh;overflow-y:auto;background:rgba(10,14,26,.8);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.main{flex:1 1;min-width:0;padding:24px 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