:root{--bg-gradient-start: #f8fafc;--bg-gradient-end: #f1f5f9;--bg-primary: #f8fafc;--bg-secondary: #f1f5f9;--slate-50: #f8fafc;--slate-100: #f1f5f9;--slate-200: #e2e8f0;--slate-300: #cbd5e1;--slate-400: #94a3b8;--slate-500: #64748b;--slate-600: #475569;--slate-700: #334155;--slate-800: #1e293b;--slate-900: #0f172a;--white: #ffffff;--glass-border: rgba(0, 0, 0, .06);--bg-app: #f8fafc;--bg-surface: #ffffff;--bg-sidebar: #ffffff;--bg-elevated: #ffffff;--bg-hover: rgba(0, 0, 0, .04);--glass: rgba(255, 255, 255, .85);--glass-strong: rgba(255, 255, 255, .95);--accent-primary: #3b82f6;--accent-secondary: #2563eb;--accent-light: #93c5fd;--accent-dark: #1d4ed8;--accent-gradient: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);--text-primary: #0f172a;--text-secondary: #475569;--text-muted: #94a3b8;--text-on-accent: #ffffff;--shadow-glow: 0 0 24px rgba(59, 130, 246, .15);--shadow-xs: 0 1px 2px rgba(0, 0, 0, .04);--shadow-sm: 0 1px 3px rgba(0, 0, 0, .06), 0 1px 2px rgba(0, 0, 0, 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#0f172a;--bg-app: #020617;--bg-surface: #0f172a;--bg-sidebar: #020617;--bg-elevated: #1e293b;--bg-hover: rgba(59, 130, 246, .08);--glass: rgba(15, 23, 42, .8);--glass-strong: rgba(15, 23, 42, .95);--glass-border: rgba(255, 255, 255, .08);--glass-bg: rgba(15, 23, 42, .7);--glass-border-light: rgba(255, 255, 255, .1);--white: #1e293b;--slate-50: #020617;--slate-100: #0f172a;--slate-200: #1e293b;--slate-300: #334155;--slate-400: #475569;--slate-500: #64748b;--slate-600: #94a3b8;--slate-700: #cbd5e1;--slate-800: #e2e8f0;--slate-900: #f8fafc;--text-primary: #f8fafc;--text-secondary: #cbd5e1;--text-muted: #94a3b8;--text-on-accent: #ffffff;--accent-primary: #60a5fa;--accent-secondary: #3b82f6;--accent-light: #93c5fd;--accent-dark: #2563eb;--accent-gradient: linear-gradient(135deg, #60a5fa 0%, #3b82f6 100%);--shadow-glow: 0 0 32px rgba(96, 165, 250, .12);--shadow-xs: 0 1px 2px rgba(0, 0, 0, .3);--shadow-sm: 0 1px 3px rgba(0, 0, 0, .4);--shadow-md: 0 4px 6px rgba(0, 0, 0, .4);--shadow-lg: 0 10px 15px rgba(0, 0, 0, .4);--shadow-xl: 0 20px 25px rgba(0, 0, 0, .4)}.modal,.invite-modal,.modal-overlay{position:fixed!important;inset:0;display:flex!important;align-items:center!important;justify-content:center!important;z-index:2000!important;background:#00000080!important;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);animation:fadeInOverlay .2s ease}@keyframes fadeInOverlay{0%{opacity:0}to{opacity:1}}.modal>*,.invite-modal>*{z-index:2001;animation:slideUpModal .25s ease}@keyframes slideUpModal{0%{opacity:0;transform:translateY(16px) scale(.98)}to{opacity:1;transform:translateY(0) scale(1)}}.call-buttons{display:flex!important;gap:6px;flex-shrink:0}.call-btn{display:flex!important;align-items:center;justify-content:center;gap:6px;padding:8px 14px;border-radius:var(--radius-md);border:none;color:#fff;font-weight:600;font-size:.8rem;cursor:pointer;min-width:40px;flex-shrink:0;transition:all var(--transition-fast)}.audio-call-btn{background:#22c55e!important;box-shadow:0 2px 8px #22c55e40}.audio-call-btn:hover{background:#16a34a!important;box-shadow:0 4px 12px #22c55e4d}.video-call-btn{background:var(--accent-primary)!important;box-shadow:0 2px 8px #3b82f640}.video-call-btn:hover{background:var(--accent-dark)!important;box-shadow:0 4px 12px #3b82f64d}.call-btn:hover{transform:translateY(-1px)}.call-btn:active{transform:translateY(0) scale(.98)}@media(max-width:600px){.call-btn-text{display:none!important}.call-btn{padding:8px!important}}button,.auth-btn,.generate-btn,.empty-chats-btn,.control-btn,.action-btn{transition:all 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0s}.sidebar{position:fixed;left:0;top:0;height:100%;width:72px;background:var(--bg-sidebar);display:flex;flex-direction:column;align-items:center;padding:16px 0;gap:8px;z-index:100;border-right:1px solid var(--glass-border)}.sidebar-logo{width:42px;height:42px;background:var(--accent-gradient);border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:1.25rem;margin-bottom:16px;box-shadow:var(--shadow-md)}.sidebar-nav{display:flex;flex-direction:column;gap:4px;flex:1}.sidebar-bottom{display:flex;flex-direction:column;align-items:center;gap:8px;padding-top:12px;border-top:1px solid var(--glass-border)}.sidebar-icon{width:42px;height:42px;border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;color:var(--text-muted);cursor:pointer;transition:all var(--transition-fast);position:relative;background:transparent;border:none}.sidebar-icon 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20px;display:flex;align-items:center;justify-content:space-between;z-index:10}.window-header-info{display:flex;align-items:center;gap:12px}.window-header-info .avatar{width:36px;height:36px}.status-indicator{font-size:.75rem;color:#22c55e;font-weight:500;display:flex;align-items:center;gap:4px}.status-indicator:before{content:"";width:6px;height:6px;background:currentColor;border-radius:50%}.action-btn-styled{background:var(--accent-primary);color:#fff;border:none;padding:8px 16px;border-radius:var(--radius-md);font-weight:500;display:flex;align-items:center;gap:6px;cursor:pointer;transition:all var(--transition-fast)}.action-btn-styled:hover{background:var(--accent-dark)}.messages-container{flex:1;padding:16px;overflow-y:auto;display:flex;flex-direction:column;gap:8px;background:var(--bg-primary)}.message{max-width:70%;display:flex;flex-direction:column;animation:slideUp .15s ease-out 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#0006;padding:40px;display:flex;flex-direction:column;gap:20px;animation:scaleIn .2s ease;position:relative;z-index:2}.auth-blob{display:none}.auth-logo{width:56px;height:56px;border-radius:var(--radius-lg);background:var(--accent-primary);color:#fff;font-weight:700;font-size:24px;display:inline-flex;align-items:center;justify-content:center;box-shadow:0 8px 24px #3b82f64d;align-self:center;margin-bottom:8px}.auth-heading{font-size:1.5rem;color:#f8fafc;text-align:center;font-weight:700;margin-bottom:4px;letter-spacing:-.02em}.auth-subtitle{text-align:center;color:#94a3b8;font-weight:400;font-size:.875rem;margin-bottom:16px}.auth-alert{padding:12px 14px;background:#ef444426;border:1px solid rgba(239,68,68,.3);color:#f87171;border-radius:var(--radius-md);font-weight:500}.auth-form{display:flex;flex-direction:column;gap:16px}.input-label{display:block;font-size:.75rem;font-weight:500;margin-bottom:6px;color:#94a3b8;text-transform:uppercase;letter-spacing:.05em}.input-group 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#3b82f64d}.auth-btn:hover:not(:disabled){background:var(--accent-dark);box-shadow:0 6px 16px #3b82f666}.auth-btn:disabled{opacity:.7;cursor:wait}.auth-footer{font-size:.875rem;color:#94a3b8;font-weight:400;text-align:center;margin-top:8px}.call-overlay{position:fixed;inset:0;background:#0f172ae6;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);display:flex;align-items:center;justify-content:center;z-index:1000;animation:fadeIn .2s ease-out}.call-card{background:var(--bg-surface);padding:40px;border-radius:var(--radius-xl);text-align:center;width:100%;max-width:340px;box-shadow:var(--shadow-xl);border:1px solid var(--glass-border)}.call-avatar-large{width:100px;height:100px;background:var(--accent-primary);border-radius:50%;margin:0 auto 20px;display:flex;align-items:center;justify-content:center;font-size:40px;color:#fff;font-weight:700;box-shadow:var(--shadow-lg);animation:pulse-subtle 2s infinite 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video{width:100%;height:100%;object-fit:cover}.video-wrapper-local{position:absolute;bottom:20px;right:20px;width:240px;aspect-ratio:16/9;background:#1a1a1f;border-radius:var(--radius-md);overflow:hidden;box-shadow:0 8px 24px #0009;border:1px solid rgba(255,255,255,.08);transition:all var(--transition-fast);z-index:10}.video-wrapper-local:hover{transform:scale(1.02)}.video-wrapper-local video{width:100%;height:100%;object-fit:cover}.call-controls-bar{height:80px;background:#0f0f12f2;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-top:1px solid rgba(255,255,255,.06);display:flex;align-items:center;justify-content:center;gap:20px;flex-shrink:0;padding-bottom:env(safe-area-inset-bottom)}.call-controls-bar .control-btn{width:52px;height:52px;border-radius:50%;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all var(--transition-fast);position:relative;color:#fff;background:#2a2a30}.call-controls-bar .control-btn:hover{background:#3a3a42}.call-controls-bar .control-btn:active{transform:scale(.95)}.control-btn.active{background:#fff;color:#0f0f12}.control-btn.danger{background:#ef4444!important;color:#fff!important}.control-btn.danger:hover{background:#dc2626!important}.control-btn.toggled-off{background:#2a2a30;color:#ef4444;position:relative}.control-btn.toggled-off:after{content:"";position:absolute;top:50%;left:50%;width:2px;height:70%;background:#ef4444;transform:translate(-50%,-50%) rotate(45deg)}.incoming-call-card{position:fixed;right:20px;bottom:20px;display:flex;align-items:center;gap:12px;background:var(--bg-surface);padding:14px 16px;border-radius:var(--radius-lg);box-shadow:var(--shadow-xl);border:1px solid var(--glass-border);z-index:1100;min-width:280px;animation:slideUp .2s ease-out}.call-notice{position:fixed;top:20px;left:50%;transform:translate(-50%);background:var(--bg-surface);padding:14px 24px;border-radius:var(--radius-lg);box-shadow:var(--shadow-xl);border:1px solid var(--glass-border);z-index:9999;font-weight:500;font-size:.9rem;color:var(--text-primary);display:flex;align-items:center;gap:12px;animation:toastSlideIn .3s ease-out;max-width:90vw}.dark-mode .call-notice{background:#1e293b;border:1px solid rgba(255,255,255,.08)}@keyframes toastSlideIn{0%{opacity:0;transform:translate(-50%) translateY(-16px)}to{opacity:1;transform:translate(-50%) translateY(0)}}.incoming-icon{width:40px;height:40px;border-radius:var(--radius-md);display:grid;place-items:center;background:var(--accent-primary);color:#fff}.incoming-content{flex:1;display:flex;flex-direction:column;gap:2px}.incoming-title{font-size:.75rem;font-weight:500;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.03em}.incoming-name{font-size:.95rem;font-weight:600;color:var(--text-primary)}.incoming-actions{display:flex;gap:8px}.incoming-actions button{border:none;padding:8px 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