:root,[data-chat-theme=light]{--chat-bg:#f8fafc;--chat-sidebar:rgba(255,255,255,0.72);--chat-surface:rgba(255,255,255,0.92);--chat-elevated:#f1f5f9;--chat-inset:#eef2ff;--chat-inset-hover:#e2e8f0;--chat-border:rgba(228,228,231,0.95);--chat-border-strong:#d4d4d8;--chat-border-focus:rgba(37,99,235,0.45);--chat-text:#18181b;--chat-muted:#71717a;--chat-subtle:#a1a1aa;--chat-accent:#2563eb;--chat-accent-2:#7c3aed;--chat-accent-subtle:rgba(37,99,235,0.08);--chat-accent-subtle-hover:rgba(37,99,235,0.12);--chat-hover:rgba(15,23,42,0.04);--chat-hover-strong:rgba(15,23,42,0.06);--chat-focus-ring:rgba(37,99,235,0.14);--chat-danger:#dc2626;--chat-danger-hover:rgba(220,38,38,0.08);--chat-glow-blue:rgba(37,99,235,0.14);--chat-glow-violet:rgba(124,58,237,0.11);--chat-glow-warm:rgba(249,115,22,0.08);--chat-modal-overlay-bg:rgba(15,23,42,0.42);--chat-modal-shadow:0 28px 80px rgba(15,23,42,0.14);--chat-modal-inset-highlight:rgba(255,255,255,0.85);--chat-modal-panel-shadow:0 1px 2px rgba(15,23,42,0.06);--chat-btn-primary-bg:linear-gradient(135deg,#2563eb,#4f46e5 55%,#7c3aed);--chat-btn-primary-text:#ffffff;--chat-btn-primary-shadow:0 8px 22px rgba(37,99,235,0.28);--chat-btn-secondary-bg:transparent;--chat-btn-secondary-text:#18181b;--chat-card-bg:rgba(255,255,255,0.75);--chat-card-hover-bg:#f1f5f9;--chat-radius:12px;--chat-radius-lg:20px;--chat-radius-modal:18px;--chat-elevated-shadow:0 16px 40px rgba(15,23,42,0.08);--chat-skel-base:#ececeb;--chat-skel-shine:#f4f4f3;--chat-avatar-bg:linear-gradient(135deg,var(--chat-accent),var(--chat-accent-2));--chat-avatar-text:#ffffff;--chat-avatar-shadow:0 2px 10px rgba(37,99,235,0.3)}[data-chat-theme=dark]{--chat-bg:#0f0f12;--chat-sidebar:rgba(24,24,27,0.82);--chat-surface:rgba(39,39,42,0.92);--chat-elevated:#27272a;--chat-inset:#18181b;--chat-inset-hover:#3f3f46;--chat-border:rgba(63,63,70,0.95);--chat-border-strong:#52525b;--chat-border-focus:rgba(96,165,250,0.5);--chat-text:#fafafa;--chat-muted:#a1a1aa;--chat-subtle:#71717a;--chat-accent:#60a5fa;--chat-accent-2:#a78bfa;--chat-accent-subtle:rgba(96,165,250,0.12);--chat-accent-subtle-hover:rgba(96,165,250,0.18);--chat-hover:rgba(255,255,255,0.06);--chat-hover-strong:rgba(255,255,255,0.08);--chat-focus-ring:rgba(96,165,250,0.2);--chat-danger:#f87171;--chat-danger-hover:rgba(248,113,113,0.12);--chat-glow-blue:rgba(96,165,250,0.16);--chat-glow-violet:rgba(167,139,250,0.12);--chat-glow-warm:rgba(251,146,60,0.09);--chat-modal-overlay-bg:rgba(0,0,0,0.62);--chat-modal-shadow:0 28px 80px rgba(0,0,0,0.45);--chat-modal-inset-highlight:rgba(255,255,255,0.05);--chat-modal-panel-shadow:0 1px 2px rgba(0,0,0,0.25);--chat-btn-primary-bg:linear-gradient(135deg,#3b82f6,#6366f1 55%,#a78bfa);--chat-btn-primary-text:#ffffff;--chat-btn-primary-shadow:0 8px 22px rgba(59,130,246,0.25);--chat-btn-secondary-bg:transparent;--chat-btn-secondary-text:#fafafa;--chat-card-bg:rgba(39,39,42,0.85);--chat-card-hover-bg:#3f3f46;--chat-skel-base:#27272a;--chat-skel-shine:#3f3f46;--chat-avatar-bg:#3f3f46;--chat-avatar-text:#fafafa;--chat-avatar-shadow:0 1px 3px rgba(0,0,0,0.35)}@media (prefers-color-scheme:dark){:root:not([data-chat-theme=light]){--chat-bg:#0f0f12;--chat-sidebar:rgba(24,24,27,0.82);--chat-surface:rgba(39,39,42,0.92);--chat-elevated:#27272a;--chat-inset:#18181b;--chat-inset-hover:#3f3f46;--chat-border:rgba(63,63,70,0.95);--chat-border-strong:#52525b;--chat-border-focus:rgba(96,165,250,0.5);--chat-text:#fafafa;--chat-muted:#a1a1aa;--chat-subtle:#71717a;--chat-accent:#60a5fa;--chat-accent-2:#a78bfa;--chat-accent-subtle:rgba(96,165,250,0.12);--chat-accent-subtle-hover:rgba(96,165,250,0.18);--chat-hover:rgba(255,255,255,0.06);--chat-hover-strong:rgba(255,255,255,0.08);--chat-focus-ring:rgba(96,165,250,0.2);--chat-danger:#f87171;--chat-danger-hover:rgba(248,113,113,0.12);--chat-glow-blue:rgba(96,165,250,0.16);--chat-glow-violet:rgba(167,139,250,0.12);--chat-glow-warm:rgba(251,146,60,0.09);--chat-modal-overlay-bg:rgba(0,0,0,0.62);--chat-modal-shadow:0 28px 80px rgba(0,0,0,0.45);--chat-modal-inset-highlight:rgba(255,255,255,0.05);--chat-modal-panel-shadow:0 1px 2px rgba(0,0,0,0.25);--chat-btn-primary-bg:linear-gradient(135deg,#3b82f6,#6366f1 55%,#a78bfa);--chat-btn-primary-text:#ffffff;--chat-btn-primary-shadow:0 8px 22px rgba(59,130,246,0.25);--chat-btn-secondary-bg:transparent;--chat-btn-secondary-text:#fafafa;--chat-card-bg:rgba(39,39,42,0.85);--chat-card-hover-bg:#3f3f46;--chat-skel-base:#27272a;--chat-skel-shine:#3f3f46;--chat-avatar-bg:#3f3f46;--chat-avatar-text:#fafafa;--chat-avatar-shadow:0 1px 3px rgba(0,0,0,0.35)}}