:root{color-scheme:light;--ak-brand-50:#eef3ff;--ak-brand-100:#dce6ff;--ak-brand-500:#2d5be3;--ak-brand-600:#2149c7;--ak-brand-700:#173aa4;--ak-accent-500:#ff7a1a;--ak-accent-600:#e76508;--surface-canvas:#f4f7fc;--surface-card:#ffffff;--surface-muted:#eef2f8;--surface-muted-soft:#f8faff;--surface-elevated:#ffffff;--surface-sidebar:#ffffff;--surface-glass:rgba(255,255,255,0.86);--surface-overlay:rgba(15,23,42,0.46);--text-primary:#111827;--text-secondary:#5f6b7e;--text-tertiary:#8d99aa;--text-inverse:#ffffff;--border-subtle:#e3e8f1;--border-strong:#cfd7e5;--success-bg:#ecfdf3;--success-text:#027a48;--warning-bg:#fff7e8;--warning-text:#b54708;--danger-bg:#fef3f2;--danger-text:#b42318;--info-bg:#eff6ff;--info-text:#175cd3;--radius-sm:9px;--radius-md:12px;--radius-lg:17px;--radius-xl:22px;--radius-pill:999px;--shadow-card:0 1px 2px rgba(16,24,40,0.03),0 8px 24px rgba(31,52,96,0.055);--shadow-card-hover:0 2px 4px rgba(16,24,40,0.04),0 16px 36px rgba(31,52,96,0.10);--shadow-soft:0 12px 34px rgba(30,52,100,0.08);--shadow-popover:0 24px 64px rgba(16,24,40,0.18);--shadow-hero:0 24px 70px rgba(20,49,132,0.24);--sidebar-width:280px;--header-height:76px}:root[data-theme=dark]{color-scheme:dark;--surface-canvas:#08111f;--surface-card:#101a2c;--surface-muted:#162238;--surface-muted-soft:#121e31;--surface-elevated:#152137;--surface-sidebar:#0c1628;--surface-glass:rgba(16,26,44,0.88);--surface-overlay:rgba(2,6,23,0.72);--text-primary:#f8fafc;--text-secondary:#b2bdcd;--text-tertiary:#7f8da3;--border-subtle:#24334b;--border-strong:#354760;--success-bg:rgba(18,183,106,0.13);--success-text:#6ce9a6;--warning-bg:rgba(247,144,9,0.14);--warning-text:#fec84b;--danger-bg:rgba(240,68,56,0.13);--danger-text:#fda29b;--info-bg:rgba(46,144,250,0.13);--info-text:#84caff;--shadow-card:0 1px 2px rgba(0,0,0,0.24),0 12px 30px rgba(0,0,0,0.16);--shadow-card-hover:0 18px 42px rgba(0,0,0,0.26);--shadow-soft:0 16px 38px rgba(0,0,0,0.20);--shadow-popover:0 24px 64px rgba(0,0,0,0.46);--shadow-hero:0 24px 70px rgba(0,0,0,0.34)}