:root{--bg:#F5F7FA;--surface:#FFFFFF;--card:#FFFFFF;--fg:#1A1F26;--muted:#4A5568;--border:#D8E0E7;--primary:#155E75;--primary-hover:#1D7A9A;--accent:#0077B6;--accent-contrast:#FFFFFF;--primary-contrast:#FFFFFF;--primary-fg:var(--primary-contrast);--accent-fg:var(--accent-contrast);--ring:rgba(0,119,182,0.35);--brand:var(--primary);--brand-accent:var(--accent);--brand-soft:#E3F2F9;--radius:10px;--radius-lg:18px;--shadow-sm:0 6px 16px rgba(15,59,87,0.15);--shadow-md:0 14px 32px rgba(15,59,87,0.18);--shadow-lg:0 28px 48px rgba(15,59,87,0.22);--success:#16a34a;--warning:#f59e0b;--error:#ef4444;--destructive:#dc2626;--focus:#2563eb;--ink:var(--fg);--line:var(--border);--container-1:1280px;--container-2:1440px;--container-3:1600px;--container-4:1760px;--ease:cubic-bezier(.2,.8,.2,1);--dur-1:120ms;--dur-2:200ms}[data-mode=dark],[data-theme=dark]{--bg:#0D1B2A;--surface:#102A43;--card:#132C3B;--fg:#E6EDF3;--muted:#A6B4C2;--border:#1B3A57;--primary:#1E6091;--primary-hover:#168AAD;--accent:#184E77;--accent-contrast:#FFFFFF;--primary-contrast:#0A0F14;--primary-fg:var(--primary-contrast);--accent-fg:var(--accent-contrast);--ring:rgba(22,138,173,0.35);--brand:var(--primary);--brand-accent:var(--accent);--brand-soft:#0F2A3A;--radius:10px;--radius-lg:18px;--shadow-sm:0 6px 16px rgba(0,0,0,0.45);--shadow-md:0 14px 36px rgba(0,0,0,0.5);--shadow-lg:0 28px 52px rgba(0,0,0,0.6);--ink:var(--fg);--line:var(--border);--destructive:#f87171;--focus:#60a5fa}