:root{--color-primary:#5b5ce8;--color-primary-hover:#4849c9;--color-primary-tint:#e9eafc;--color-bg:#f5f6fc;--color-bg-hero:#eef0fa;--color-surface:#fff;--color-text:#1f2430;--color-text-secondary:#666d7c;--color-text-muted:#626b79;--color-border:#e6e9f4;--color-control-border:#858a9c;--stage-1:#245cc5;--stage-2:#17753b;--stage-3:#8a5800;--stage-4:#0b6f78;--stage-5:#7040c5;--color-success:#187a3e;--color-warning:#8a5800;--color-danger:#c72c35;--shadow-card:0 8px 24px #5b5ce81a;--shadow-sm:0 2px 8px #1f24300f;--radius-card:16px;--radius-control:12px;--radius-pill:999px;--font-sans:"Noto Sans TC", system-ui, -apple-system, "PingFang TC", sans-serif;--font-mono:"JetBrains Mono", ui-monospace, monospace}[data-theme=dark]{--color-primary:#7b7df0;--color-primary-hover:#9496f4;--color-primary-tint:#7b7df029;--color-bg:#14161f;--color-bg-hero:#191b28;--color-surface:#1e2130;--color-text:#e8eaf2;--color-text-secondary:#a6adc0;--color-text-muted:#8f98b2;--color-border:#2a2e42;--color-control-border:#646c88;--stage-1:#78a7ff;--stage-2:#52d17a;--stage-3:#f6b94a;--stage-4:#4fd1dc;--stage-5:#b996ff;--color-success:#52d17a;--color-warning:#f6b94a;--color-danger:#ff6b6b;--shadow-card:0 8px 24px #00000059;--shadow-sm:0 2px 8px #0000004d}*{box-sizing:border-box}html{min-width:0}body{font-family:var(--font-sans);background:var(--color-bg);color:var(--color-text);margin:0;line-height:1.7}a{color:var(--color-primary);text-decoration:none}a:hover{text-decoration:underline}a:focus-visible,button:focus-visible{outline:2px solid var(--color-primary);outline-offset:3px}code,pre,.mono{font-family:var(--font-mono)}.container{width:100%;max-width:1080px;margin:0 auto;padding:0 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