:root{color-scheme:light;--bg-default:#ffffff;--bg-subtle:#f8fafc;--bg-muted:#eef2f7;--bg-canvas:#f5f7fb;--text-primary:#0f172a;--text-secondary:#475569;--text-muted:#7c8798;--border-subtle:#e2e8f0;--border-default:#cbd5e1;--primary:#2563eb;--primary-hover:#1d4ed8;--primary-soft:#eff6ff;--success:#22c55e;--warning:#d97706;--error:#dc2626;--info:#2563eb;--success-soft:#ecfdf5;--warning-soft:#fff7ed;--error-soft:#fef2f2;--info-soft:#eff6ff;--neutral-soft:#f1f5f9;--space-1:4px;--space-2:8px;--space-3:12px;--space-4:16px;--space-5:24px;--space-6:32px;--space-7:48px;--space-8:64px;--space-9:96px;--font-size-xs:12px;--font-size-sm:13px;--font-size-base:14px;--font-size-md:16px;--font-size-lg:18px;--font-size-xl:20px;--font-size-2xl:24px;--font-size-3xl:32px;--font-size-4xl:44px;--font-size-display:60px;--font-weight-regular:400;--font-weight-medium:500;--font-weight-semibold:600;--font-weight-bold:700;--font-weight-extrabold:800;--line-height-base:1.5;--line-height-heading:1.3;--radius-sm:6px;--radius-md:8px;--radius-lg:12px;--radius-xl:16px;--radius-pill:999px;--shadow-none:none;--shadow-sm:0 1px 2px rgba(15,23,42,0.05);--shadow-md:0 12px 30px rgba(15,23,42,0.08);--shadow-lg:0 24px 70px rgba(15,23,42,0.11);--transition-fast:150ms ease;--breakpoint-mobile-max:767px;--breakpoint-tablet-min:768px;--breakpoint-tablet-max:1023px;--breakpoint-desktop-min:1024px;--breakpoint-desktop-max:1439px;--breakpoint-large-desktop-min:1440px;--bg:var(--bg-canvas);--surface:var(--bg-default);--surface-soft:var(--bg-subtle);--text:var(--text-primary);--muted:var(--text-secondary);--border:var(--border-default);--danger:var(--error)}