:root{--dk-bg:#f1f5f9;--dk-accent:#3b82f6;--dk-accent-hover:#2563eb;--dk-accent-subtle:#3b82f61a;--dk-surface:#fff;--dk-surface-2:#f8fafc;--dk-control:#fff;--dk-control-hover:#f1f5f9;--dk-divider:#f1f5f9;--dk-chip:#f1f5f9;--dk-col-bg:#0f172a0a;--dk-col-add-hover:#0f172a0f;--dk-btn:#f1f5f9;--dk-btn-border:#e2e8f0;--dk-border:#e2e8f0;--dk-border-strong:#cbd5e1;--dk-border-muted:#cbd5e1;--dk-text:#0f172a;--dk-text-soft:#0f172a;--dk-text-secondary:#475569;--dk-text-muted:#475569;--dk-text-muted-2:#475569;--dk-text-tertiary:#64748b;--dk-icon-gray:#475569;--dk-info:#2563eb;--dk-success:#16a34a;--dk-warning:#d97706;--dk-danger:#dc2626;--dk-tint-info:#dbeafe;--dk-tint-success:#dcfce7;--dk-tint-warning:#fef3c7;--dk-tint-danger:#fee2e2;--dk-tint-gray:#f1f5f9;--dk-white:#fff;--dk-gray-50:#f9fafb;--dk-gray-400:#64748b;--dk-gray-500:#6b7280;--dk-green-600:#16a34a;--dk-red-600:#dc2626;--dk-red-500:#ef4444;--dk-amber-600:#d97706;--dk-amber-500:#f59e0b;--dk-blue-500:#3b82f6;--dk-green-500:#22c55e;--dk-indigo-500:#6366f1;--dk-orange-500:#f97316;--dk-violet-500:#8b5cf6;--dk-purple-500:#a855f7;--dk-teal-500:#14b8a6;--dk-cyan-500:#06b6d4;--dk-pink-500:#ec4899;--dk-brand:#2563eb;--dk-brand-dark:#1d4ed8;--dk-brand-darker:#1e3a8a;--dk-login-bg:#0b0f17;--dk-danger-border:#fecaca;--dk-danger-border-strong:#7f1d1d;--dk-warning-border:#fde68a;--dk-warning-border-strong:#78350f}.dark{--dk-bg:#0f1117;--dk-surface:#181b24;--dk-surface-2:#21252f;--dk-control:#21252f;--dk-control-hover:#3a414f;--dk-divider:#21252f;--dk-chip:#ffffff0f;--dk-col-bg:#ffffff0a;--dk-col-add-hover:#ffffff1a;--dk-btn:#21252f;--dk-btn-border:#3a414f;--dk-border:#2a2f3a;--dk-border-strong:#3a414f;--dk-border-muted:#2a2f3a;--dk-text:#f8fafc;--dk-text-soft:#eef2f8;--dk-text-secondary:#cbd5e1;--dk-text-muted:#cbd5e1;--dk-text-muted-2:#cbd5e1;--dk-text-tertiary:#8b94a3;--dk-icon-gray:#8b94a3;--dk-gray-400:#9ca3af;--dk-info:#60a5fa;--dk-success:#4ade80;--dk-warning:#fbbf24;--dk-danger:#f87171;--dk-tint-info:#3b82f626;--dk-tint-success:#22c55e26;--dk-tint-warning:#f59e0b26;--dk-tint-danger:#ef444426;--dk-tint-gray:#ffffff14}.dk-assist-overlay{z-index:9998;background:#02061759;position:fixed;inset:0}.dk-assist-panel{z-index:9999;background:var(--dk-surface);border:1px solid var(--dk-border);border-radius:1rem;flex-direction:column;width:min(380px,100vw - 2rem);height:min(560px,100vh - 4rem);display:flex;position:fixed;bottom:1.25rem;right:1.25rem;overflow:hidden;box-shadow:0 20px 60px #0006}.dk-assist-head{border-bottom:1px solid var(--dk-border);background:var(--dk-surface-2);flex:none;justify-content:space-between;align-items:center;gap:.5rem;padding:.75rem .9rem;display:flex}.dk-assist-head-title{color:var(--dk-text);align-items:center;gap:.45rem;font-size:.86rem;font-weight:700;display:inline-flex}.dk-assist-head-icon{width:1.1rem;height:1.1rem;color:var(--dk-accent)}.dk-assist-close{width:1.6rem;height:1.6rem;color:var(--dk-text-tertiary);cursor:pointer;background:0 0;border:none;border-radius:.4rem;justify-content:center;align-items:center;display:inline-flex}.dk-assist-close:hover{background:var(--dk-surface);color:var(--dk-text)}.dk-assist-close-icon{width:1.1rem;height:1.1rem}.dk-assist-body{flex-direction:column;flex:auto;gap:.6rem;padding:.85rem;display:flex;overflow-y:auto}.dk-assist-msg{display:flex}.dk-assist-msg--assistant{justify-content:flex-start}.dk-assist-msg--user{justify-content:flex-end}.dk-assist-bubble{white-space:pre-line;border-radius:.85rem;flex-direction:column;gap:.5rem;max-width:84%;padding:.55rem .75rem;font-size:.84rem;line-height:1.5;display:flex}.dk-assist-msg--assistant .dk-assist-bubble{background:var(--dk-surface-2);color:var(--dk-text);border-bottom-left-radius:.25rem}.dk-assist-msg--user .dk-assist-bubble{background:var(--dk-accent);color:#fff;border-bottom-right-radius:.25rem}.dk-assist-card{border:1px solid var(--dk-border);background:var(--dk-surface);color:var(--dk-accent);border-radius:.6rem;justify-content:space-between;align-items:center;gap:.4rem;padding:.45rem .65rem;font-size:.8rem;font-weight:600;text-decoration:none;display:inline-flex}.dk-assist-card:hover{background:var(--dk-accent-subtle)}.dk-assist-card-icon{flex:none;width:.85rem;height:.85rem}.dk-assist-input-row{border-top:1px solid var(--dk-border);background:var(--dk-surface);flex:none;align-items:center;gap:.5rem;padding:.65rem .75rem;display:flex}.dk-assist-input{border:1px solid var(--dk-border);background:var(--dk-surface-2);color:var(--dk-text);border-radius:.6rem;outline:none;flex:1;padding:.45rem .7rem;font-size:.85rem}.dk-assist-input:focus{border-color:var(--dk-accent);box-shadow:0 0 0 3px var(--dk-accent-subtle)}.dk-assist-input::placeholder{color:var(--dk-text-tertiary)}.dk-assist-send{background:var(--dk-accent);color:#fff;cursor:pointer;border:none;border-radius:.6rem;flex:none;justify-content:center;align-items:center;width:2.1rem;height:2.1rem;display:inline-flex}.dk-assist-send:hover{filter:brightness(1.08)}.dk-assist-send-icon{width:1rem;height:1rem}@media (width<=640px){.dk-assist-panel{border-bottom:none;border-left:none;border-right:none;border-radius:1rem 1rem 0 0;width:100%;height:min(75vh,560px);bottom:0;left:0;right:0}}