:root{color-scheme:light;--color-page:#f5f8fc;--color-page-soft:#eff4fa;--color-surface:#ffffff;--color-surface-soft:#f8fbff;--color-surface-muted:#eef5ff;--color-selected:#edf4ff;--color-text:#162033;--color-text-secondary:#6b778c;--color-text-muted:#9aa6b8;--color-border:#e7edf5;--color-divider:#edf2f8;--color-primary:#5b8cff;--color-primary-soft:#7aa5ff;--color-cyan:#33d6c5;--color-success:#21b573;--color-warning:#f2a93b;--color-danger:#e8505b;--color-purple:#7c6cff;--brand-primary:#4d8cff;--brand-secondary:#6b6fff;--brand-purple:#8b5cff;--brand-cyan:#33d6c5;--brand-gradient:linear-gradient(135deg,#5bc7f5,#4d8cff 38%,#6b6fff 68%,#8b5cff);--brand-icon-radius:24%;--brand-icon-shadow:0 14px 32px rgba(77,140,255,0.22);--radius-xs:10px;--radius-sm:14px;--radius-md:16px;--radius-lg:20px;--radius-xl:24px;--shadow-card:0 10px 28px rgba(42,63,92,0.06);--shadow-strong:0 18px 48px rgba(42,63,92,0.1);--shadow-hover:0 14px 36px rgba(91,140,255,0.12);--font-sans:Inter,"PingFang SC","Microsoft YaHei",system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;--font-number:"DIN Alternate","SF Pro Display",Inter,ui-sans-serif,system-ui,sans-serif;--sidebar-width:244px;--sidebar-collapsed-width:72px;--secondary-nav-width:212px;--topbar-height:64px;--content-gap:20px}:root[data-theme=dark]{color-scheme:dark;--color-page:#07111f;--color-page-soft:#0b1830;--color-surface:rgba(13,28,52,0.92);--color-surface-soft:rgba(20,41,73,0.86);--color-surface-muted:rgba(46,231,255,0.08);--color-selected:rgba(46,231,255,0.12);--color-text:#e6f3ff;--color-text-secondary:#9eb5ce;--color-text-muted:#6f8297;--color-border:rgba(122,215,255,0.18);--color-divider:rgba(122,215,255,0.12);--color-primary:#55a6ff;--color-primary-soft:#2ee7ff;--color-cyan:#2ee7ff;--color-success:#4ade80;--color-warning:#fbbf24;--color-danger:#ff6b8a;--color-purple:#a78bfa;--brand-primary:#65a7ff;--brand-secondary:#7e82ff;--brand-purple:#a78bff;--brand-cyan:#46e6d8;--brand-gradient:linear-gradient(135deg,#73d7ff,#65a7ff 38%,#7e82ff 68%,#a78bff);--brand-icon-shadow:0 10px 28px rgba(101,167,255,0.18);--shadow-card:0 16px 46px rgba(0,0,0,0.24);--shadow-strong:0 24px 70px rgba(0,0,0,0.34);--shadow-hover:0 12px 34px rgba(46,231,255,0.14)}