:root{--brand-50: #f5f3ff;--brand-100: #ede9fe;--brand-500: #8b5cf6;--brand-600: #7c3aed;--brand-700: #6d28d9;--neutral-50: #f8fafc;--neutral-100: #f1f5f9;--neutral-200: #e2e8f0;--neutral-300: #cbd5e1;--neutral-400: #94a3b8;--neutral-500: #64748b;--neutral-600: #475569;--neutral-700: #334155;--neutral-800: #1e293b;--neutral-900: #0f172a;--neutral-950: #0b1220;--bg-app: #f7f8fc;--bg-surface: #ffffff;--bg-surface-2: #f1f4f9;--bg-surface-3: #e8edf5;--border-default: #e2e8f0;--border-strong: #cbd5e1;--text-primary: #0f172a;--text-secondary: #64748b;--text-tertiary: #94a3b8;--text-on-brand: #ffffff;--primary: #7c3aed;--primary-hover: #6d28d9;--primary-pressed: #5b21b6;--primary-soft: #ede9fe;--primary-soft-text: #6d28d9;--danger: #ef4444;--danger-soft: #fef2f2;--success: #10b981;--warning: #f59e0b;--info: #3b82f6;--focus-ring: #7c3aed;--overlay: rgba(15, 23, 42, .45);--bubble-out: #7c3aed;--bubble-out-text: #ffffff;--bubble-in: #ffffff;--bubble-in-text: #0f172a;--status-read: #3b82f6;--status-default: #cbd5e1;--chat-canvas: #f4f1ec;--presence-online: #14b8a6;--presence-away: #f59e0b;--presence-offline: #94a3b8;--space-1: 4px;--space-2: 8px;--space-3: 12px;--space-4: 16px;--space-5: 20px;--space-6: 24px;--space-8: 32px;--space-10: 40px;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-xl: 20px;--radius-bubble: 18px;--radius-full: 9999px;--shadow-1: 0 1px 2px rgba(15, 23, 42, .06);--shadow-2: 0 4px 16px rgba(15, 23, 42, .1);--shadow-3: 0 16px 40px rgba(15, 23, 42, .16);--motion-fast: .12s;--motion-base: .18s;--motion-slow: .26s;--ease-standard: cubic-bezier(.2, 0, 0, 1)}[data-theme=dark]{--bg-app: #0b1220;--bg-surface: #111a2e;--bg-surface-2: #16213a;--bg-surface-3: #1d2a45;--border-default: #24314d;--border-strong: #33415c;--text-primary: #eef2f8;--text-secondary: #93a3bd;--text-tertiary: #6b7c99;--primary: #8b5cf6;--primary-hover: #7c3aed;--primary-pressed: #6d28d9;--primary-soft: #2b2050;--primary-soft-text: #c4b5fd;--danger: #f87171;--danger-soft: #3a1a1f;--success: #34d399;--warning: #fbbf24;--info: #60a5fa;--focus-ring: #a78bfa;--overlay: rgba(0, 0, 0, .6);--bubble-out: #6d28d9;--bubble-out-text: #f5f3ff;--bubble-in: #16213a;--bubble-in-text: #eef2f8;--status-read: #60a5fa;--status-default: #7c8ca8;--chat-canvas: #0d1526;--shadow-1: 0 1px 2px rgba(0, 0, 0, .4);--shadow-2: 0 6px 20px rgba(0, 0, 0, .5);--shadow-3: 0 20px 48px rgba(0, 0, 0, .6)}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background:var(--bg-app);color:var(--text-primary);font-size:14px;line-height:1.4}button,input,textarea{font:inherit;color:inherit}button{cursor:pointer;border:none;background:none}:focus-visible{outline:2px solid var(--focus-ring);outline-offset:2px}::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-thumb{background:var(--border-strong);border-radius:999px;border:2px solid 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var(--motion-fast)}.conv-row:hover{background:var(--bg-surface-3)}.conv-row.selected{background:var(--primary-soft)}.conv-main{flex:1;min-width:0}.conv-title{display:flex;align-items:center;gap:6px;font-weight:600;font-size:15px;color:var(--text-primary)}.conv-preview{color:var(--text-secondary);font-size:13px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;display:flex;align-items:center;gap:4px}.conv-side{display:flex;flex-direction:column;align-items:flex-end;gap:4px;flex:0 0 auto}.conv-time{color:var(--text-tertiary);font-size:11px}.avatar{position:relative;flex:0 0 auto;border-radius:var(--radius-full);display:flex;align-items:center;justify-content:center;color:#fff;font-weight:650;-webkit-user-select:none;user-select:none}.avatar .presence{position:absolute;right:-1px;bottom:-1px;width:11px;height:11px;border-radius:50%;box-shadow:0 0 0 2px var(--bg-surface)}.avatar .presence.online{background:var(--presence-online)}.avatar 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bounce{0%,60%,to{transform:translateY(0)}30%{transform:translateY(-4px)}}.offline-banner{display:flex;align-items:center;gap:8px;justify-content:center;padding:8px;background:color-mix(in srgb,var(--warning) 20%,var(--bg-surface));color:var(--text-primary);font-size:13px;border-bottom:1px solid var(--border-default)}.composer{border-top:1px solid var(--border-default);background:var(--bg-surface);padding:var(--space-2) var(--space-3);z-index:10}.reply-bar{display:flex;align-items:center;gap:8px;background:var(--bg-surface-2);border-radius:var(--radius-md);padding:6px 10px;margin-bottom:6px;font-size:13px}.reply-bar .rq-text{flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:var(--text-secondary)}.composer-row{display:flex;align-items:flex-end;gap:var(--space-2)}.composer textarea{flex:1;min-height:44px;max-height:160px;resize:none;border-radius:var(--radius-lg);border:1px solid var(--border-strong);background:var(--bg-surface-2);padding:11px 14px}.composer textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 2px var(--focus-ring)}.send-btn{width:44px;height:44px;border-radius:var(--radius-full);background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center}.send-btn:hover{background:var(--primary-hover)}.send-btn:disabled{background:var(--bg-surface-2);color:var(--text-tertiary)}.chips-row{display:flex;flex-wrap:wrap;gap:6px;padding:4px 0}.upload-chip{display:flex;align-items:center;gap:8px;background:var(--bg-surface-2);border-radius:var(--radius-md);padding:6px 10px;font-size:12px;min-width:180px}.upload-chip .bar{flex:1;height:3px;background:var(--bg-surface-3);border-radius:999px;overflow:hidden}.upload-chip .bar i{display:block;height:100%;background:var(--primary)}.info-hero{display:flex;flex-direction:column;align-items:center;gap:var(--space-2);padding:var(--space-6) var(--space-4);border-bottom:1px solid var(--border-default)}.info-section{padding:var(--space-4);border-bottom:1px 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4px;font-size:24px}.otp-row{display:flex;gap:8px}.otp-row input{width:46px;height:56px;text-align:center;font-size:22px;font-weight:600;font-family:SF Mono,ui-monospace,monospace;border-radius:var(--radius-md);border:1px solid var(--border-strong);background:var(--bg-surface-2)}.link-grid{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-6);width:760px;max-width:100%}.qr-card{background:#fff;color:#0f172a;border-radius:var(--radius-lg);padding:var(--space-4);text-align:center}.countdown{font-family:SF Mono,ui-monospace,monospace;font-variant-numeric:tabular-nums}.pre{background:var(--neutral-950);color:#7dd3fc;border-radius:var(--radius-md);padding:var(--space-3);font-family:SF Mono,ui-monospace,monospace;font-size:12px;word-break:break-all;overflow-x:auto}.mobile-back{display:none}@media (max-width: 1279px){.pane-info{position:absolute;right:0;top:0;bottom:0;z-index:100;box-shadow:var(--shadow-3)}}@media (max-width: 1023px){.pane-list{width:300px;flex-basis:300px}}@media 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button:hover{background:var(--bg-surface-3)}.spinner{display:inline-block;width:12px;height:12px;border:2px solid currentColor;border-right-color:transparent;border-radius:50%;animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.recording-pill{display:flex;align-items:center;gap:10px;flex:1;padding:10px 14px;border-radius:var(--radius-lg);background:var(--bg-surface-2);border:1px solid var(--danger);font-family:SF Mono,ui-monospace,monospace}.recording-dot{width:10px;height:10px;border-radius:50%;background:var(--danger);animation:pulse-dot 1s infinite}@keyframes pulse-dot{50%{opacity:.3}}