*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--bg-base: #08080a;--bg-surface: #0e0e11;--bg-elevated: #141417;--bg-overlay: #1a1a1f;--bg-input: #0c0c0f;--bg-code: #0a0a0d;--glass-1: rgba(255,255,255,.025);--glass-2: rgba(255,255,255,.045);--glass-3: rgba(255,255,255,.07);--glass-4: rgba(255,255,255,.1);--glass-5: rgba(255,255,255,.13);--glass-6: rgba(255,255,255,.17);--border-subtle: rgba(255,255,255,.06);--border-default: rgba(255,255,255,.09);--border-strong: rgba(255,255,255,.15);--border-focus: rgba(139,92,246,.45);--accent: #8b5cf6;--accent-hover: #a78bfa;--accent-muted: #7c3aed;--accent-dim: rgba(139,92,246,.1);--accent-subtle: rgba(139,92,246,.06);--accent-glow: rgba(139,92,246,.2);--accent-strong: rgba(139,92,246,.35);--cyan: #22d3ee;--cyan-dim: rgba(34,211,238,.08);--rose: #fb7185;--rose-dim: rgba(251,113,133,.08);--amber: #fbbf24;--amber-dim: rgba(251,191,36,.08);--emerald: #34d399;--emerald-dim: rgba(52,211,153,.08);--blue: #60a5fa;--blue-dim: rgba(96,165,250,.08);--gradient-brand: linear-gradient(135deg, #8b5cf6 0%, #06b6d4 100%);--gradient-brand-warm: linear-gradient(135deg, #a78bfa 0%, #22d3ee 100%);--gradient-subtle: linear-gradient(135deg, rgba(139,92,246,.06), rgba(6,182,212,.03));--gradient-border: linear-gradient(135deg, rgba(139,92,246,.2), rgba(6,182,212,.12));--gradient-warm: linear-gradient(135deg, #fb7185, #fbbf24);--gradient-aurora: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f093fb 100%);--text-primary: #f4f4f5;--text-secondary: #c4c4cc;--text-tertiary: #9898a4;--text-muted: #72727e;--text-ghost: #5a5a66;--text-disabled: #3a3a44;--danger: #ef4444;--danger-hover: #dc2626;--danger-dim: rgba(239,68,68,.1);--success: #22c55e;--success-dim: rgba(34,197,94,.1);--warning: #f59e0b;--sidebar-w: 272px;--header-h: 52px;--content-max-w: 768px;--input-max-w: 768px;--r-xs: 4px;--r-sm: 6px;--r-md: 10px;--r-lg: 14px;--r-xl: 18px;--r-2xl: 22px;--r-full: 9999px;--ease-out: cubic-bezier(.16, 1, .3, 1);--ease-spring: cubic-bezier(.34, 1.56, .64, 1);--ease-smooth: cubic-bezier(.4, 0, .2, 1);--dur-fast: .15s;--dur: .2s;--dur-md: .3s;--dur-lg: .45s;--font-sans: "Inter", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;--font-mono: "JetBrains Mono", "Fira Code", "Cascadia Code", Consolas, monospace;--shadow-xs: 0 1px 2px rgba(0,0,0,.4);--shadow-sm: 0 2px 6px rgba(0,0,0,.35);--shadow-md: 0 4px 16px rgba(0,0,0,.4);--shadow-lg: 0 8px 32px rgba(0,0,0,.5);--shadow-xl: 0 16px 64px rgba(0,0,0,.6);--shadow-glow: 0 0 24px var(--accent-glow);--shadow-glow-strong: 0 0 40px var(--accent-strong);--shadow-input: 0 -2px 24px rgba(0,0,0,.3);--shadow-float: 0 8px 40px rgba(0,0,0,.45), 0 2px 8px rgba(0,0,0,.3)}html,body,#root{width:100%;height:100%;font-family:var(--font-sans);font-feature-settings:"cv02","cv03","cv04","cv11";background:var(--bg-base);color:var(--text-primary);overflow:hidden;overscroll-behavior:none;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility}::selection{background:var(--accent-dim);color:var(--text-primary)}a{color:var(--accent);text-decoration:none;transition:color var(--dur-fast)}a:hover{color:var(--accent-hover)}::-webkit-scrollbar{width:5px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--glass-3);border-radius:10px}::-webkit-scrollbar-thumb:hover{background:var(--glass-5)}@keyframes spin{to{transform:rotate(360deg)}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes fadeUp{0%{opacity:0;transform:translateY(16px) scale(.98)}to{opacity:1;transform:translateY(0) scale(1)}}@keyframes fadeDown{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}@keyframes scaleIn{0%{opacity:0;transform:scale(.94)}to{opacity:1;transform:scale(1)}}@keyframes slideIn{0%{opacity:0;transform:translate(-8px)}to{opacity:1;transform:translate(0)}}@keyframes slideUp{0%{transform:translateY(100%)}to{transform:translateY(0)}}@keyframes msgIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@keyframes blink{50%{opacity:0}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.4}}@keyframes bounce{0%,80%,to{transform:translateY(0)}40%{transform:translateY(-6px)}}@keyframes float{0%,to{transform:translateY(0) rotate(0)}33%{transform:translateY(-20px) rotate(1.5deg)}66%{transform:translateY(10px) rotate(-.8deg)}}@keyframes glowPulse{0%,to{box-shadow:0 0 20px var(--accent-glow)}50%{box-shadow:0 0 40px var(--accent-strong),0 0 80px #06b6d414}}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}@keyframes gradientShift{0%{background-position:0% 50%}50%{background-position:100% 50%}to{background-position:0% 50%}}@keyframes thinkPulse{0%,to{opacity:.4;transform:scale(1)}50%{opacity:1;transform:scale(1.15)}}@keyframes cardReveal{0%{opacity:0;transform:translateY(20px) scale(.95)}to{opacity:1;transform:translateY(0) scale(1)}}.spin{animation:spin 1s linear infinite}.app-layout:after,.auth-screen:after{content:"";position:fixed;top:0;right:0;bottom:0;left:0;background:url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.03'/%3E%3C/svg%3E");pointer-events:none;z-index:0;opacity:.4}.splash{position:fixed;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;background:var(--bg-base);z-index:9999}.splash-inner{text-align:center;animation:scaleIn .5s var(--ease-out)}.splash-logo{width:72px;height:72px;margin:0 auto 20px;background:var(--gradient-brand);border-radius:var(--r-xl);display:flex;align-items:center;justify-content:center;font-size:32px;font-weight:800;color:#fff;animation:glowPulse 2.5s ease-in-out infinite;position:relative}.splash-logo:after{content:"";position:absolute;top:-8px;right:-8px;bottom:-8px;left:-8px;background:var(--gradient-brand);border-radius:inherit;z-index:-1;opacity:.2;filter:blur(24px)}.splash h1{font-size:28px;font-weight:800;letter-spacing:-.5px;background:var(--gradient-brand);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.splash-spinner{width:32px;height:32px;margin:24px auto 0;border:2.5px solid var(--border-default);border-top-color:var(--accent);border-radius:50%;animation:spin .7s linear infinite}.auth-screen{position:fixed;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;background:var(--bg-base);overflow-y:auto;overflow-x:hidden;padding:24px}.auth-mesh{position:fixed;top:0;right:0;bottom:0;left:0;pointer-events:none;overflow:hidden;z-index:0}.auth-mesh .blob{position:absolute;border-radius:50%;filter:blur(140px);opacity:.09;will-change:transform}.auth-mesh .blob-1{width:500px;height:500px;background:var(--accent);top:-12%;left:-8%;animation:float 16s ease-in-out infinite}.auth-mesh .blob-2{width:400px;height:400px;background:var(--cyan);bottom:-8%;right:-6%;animation:float 20s ease-in-out infinite reverse}.auth-mesh .blob-3{width:340px;height:340px;background:var(--rose);top:50%;left:55%;animation:float 24s ease-in-out infinite 3s}.auth-card{width:100%;max-width:420px;background:#0e0e11d9;backdrop-filter:blur(48px) saturate(1.2);-webkit-backdrop-filter:blur(48px) saturate(1.2);border:1px solid var(--border-subtle);border-radius:var(--r-2xl);padding:36px 32px;position:relative;z-index:1;animation:fadeUp var(--dur-lg) var(--ease-out);box-shadow:var(--shadow-xl)}.auth-brand{text-align:center;margin-bottom:28px}.auth-brand-logo{width:48px;height:48px;margin:0 auto 12px;background:var(--gradient-brand);border-radius:var(--r-lg);display:flex;align-items:center;justify-content:center;font-size:20px;font-weight:800;color:#fff;box-shadow:var(--shadow-glow);position:relative}.auth-brand-logo:after{content:"";position:absolute;top:-4px;right:-4px;bottom:-4px;left:-4px;background:var(--gradient-brand);border-radius:inherit;z-index:-1;opacity:.18;filter:blur(16px)}.auth-brand h1{font-size:22px;font-weight:800;letter-spacing:-.3px;background:var(--gradient-brand);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.auth-brand p{color:var(--text-muted);font-size:13px;margin-top:4px;letter-spacing:.1px}.auth-tabs{display:flex;gap:2px;background:var(--glass-1);border:1px solid var(--border-subtle);border-radius:var(--r-md);padding:3px;margin-bottom:22px}.auth-tab{flex:1;padding:9px;background:none;border:none;color:var(--text-muted);font-size:13px;font-weight:600;font-family:var(--font-sans);cursor:pointer;border-radius:var(--r-sm);transition:all var(--dur) var(--ease-smooth);letter-spacing:.1px}.auth-tab.active{background:var(--bg-elevated);color:var(--text-primary);box-shadow:var(--shadow-xs)}.auth-tab:not(.active):hover{color:var(--text-tertiary)}.auth-form{display:flex;flex-direction:column;gap:12px;animation:fadeIn var(--dur-md) var(--ease-out)}.auth-form-title{text-align:center;margin-bottom:4px}.auth-form-title h2{font-size:17px;font-weight:700;letter-spacing:-.2px}.auth-form-title p{color:var(--text-muted);font-size:13px;margin-top:6px}.auth-form-icon{width:52px;height:52px;margin:0 auto 8px;background:var(--accent-dim);border:1px solid rgba(139,92,246,.12);border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--accent)}.input-group{display:flex;align-items:center;gap:11px;background:var(--glass-1);border:1px solid var(--border-subtle);border-radius:var(--r-md);padding:0 13px;transition:all var(--dur) var(--ease-smooth)}.input-group:focus-within{border-color:var(--border-focus);box-shadow:0 0 0 3px var(--accent-dim);background:var(--glass-2)}.input-group svg{color:var(--text-ghost);flex-shrink:0;transition:color var(--dur-fast)}.input-group:focus-within svg{color:var(--accent)}.input-group input{flex:1;background:none;border:none;outline:none;color:var(--text-primary);font-size:13.5px;padding:12px 0;font-family:var(--font-sans);letter-spacing:.1px}.input-group input::placeholder{color:var(--text-ghost)}.input-group input:disabled{opacity:.35}.btn-primary,.btn-secondary,.btn-google,.btn-warning,.btn-danger{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;padding:11px 16px;border:none;border-radius:var(--r-md);font-size:13.5px;font-weight:600;font-family:var(--font-sans);cursor:pointer;transition:all var(--dur) var(--ease-smooth);letter-spacing:.1px}.btn-primary{background:var(--gradient-brand);color:#fff;box-shadow:0 2px 12px var(--accent-glow)}.btn-primary:hover:not(:disabled){filter:brightness(1.1);transform:translateY(-1px);box-shadow:0 6px 24px var(--accent-glow)}.btn-primary:active:not(:disabled){transform:translateY(0);filter:brightness(1)}.btn-primary:disabled{opacity:.45;cursor:not-allowed}.btn-secondary{background:var(--glass-2);color:var(--text-secondary);border:1px solid var(--border-subtle)}.btn-secondary:hover:not(:disabled){background:var(--glass-3);color:var(--text-primary)}.btn-secondary:disabled{opacity:.35;cursor:not-allowed}.btn-google{background:var(--glass-2);color:var(--text-primary);border:1px solid var(--border-default)}.btn-google:hover{background:var(--glass-3);border-color:var(--border-strong)}.btn-google svg{flex-shrink:0}.btn-warning{background:var(--gradient-warm);color:#fff}.btn-warning:hover:not(:disabled){filter:brightness(1.1)}.btn-warning:disabled{opacity:.45;cursor:not-allowed}.btn-danger{background:linear-gradient(135deg,var(--danger),#b91c1c);color:#fff}.btn-danger:hover:not(:disabled){filter:brightness(1.1)}.btn-danger:disabled{opacity:.45;cursor:not-allowed}.divider{display:flex;align-items:center;gap:14px;color:var(--text-ghost);font-size:10px;text-transform:uppercase;letter-spacing:1.5px;font-weight:600;margin:2px 0}.divider:before,.divider:after{content:"";flex:1;height:1px;background:var(--border-subtle)}.forgot-link{text-align:center;font-size:12.5px}.forgot-link a{color:var(--text-muted)}.forgot-link a:hover{color:var(--accent)}.auth-switch{text-align:center;font-size:12.5px;color:var(--text-muted)}.auth-switch a{color:var(--accent);font-weight:600}.auth-switch a:hover{color:var(--accent-hover)}.otp-row{display:flex;gap:8px;justify-content:center;margin:8px 0}.otp-box{width:44px;height:52px;text-align:center;background:var(--glass-1);border:1px solid var(--border-default);border-radius:var(--r-md);color:var(--text-primary);font-size:20px;font-weight:700;font-family:var(--font-sans);outline:none;transition:all var(--dur) var(--ease-smooth)}.otp-box:focus{border-color:var(--border-focus);box-shadow:0 0 0 3px var(--accent-dim)}.toast{padding:10px 14px;border-radius:var(--r-sm);font-size:12.5px;text-align:center;font-weight:500;letter-spacing:.1px;animation:fadeDown var(--dur-md) var(--ease-out)}.toast-error{background:var(--danger-dim);color:var(--rose);border:1px solid rgba(239,68,68,.15)}.toast-success{background:var(--success-dim);color:var(--emerald);border:1px solid rgba(34,197,94,.15)}.app-layout{display:flex;width:100%;height:100vh;height:100dvh;background:var(--bg-base);position:relative;overflow:hidden}.sidebar{width:var(--sidebar-w);height:100vh;height:100dvh;background:var(--bg-surface);border-right:1px solid var(--border-subtle);display:flex;flex-direction:column;flex-shrink:0;transition:transform var(--dur-md) var(--ease-out);z-index:50;overflow:hidden}.sidebar-top{padding:14px 14px 12px;display:flex;flex-direction:column;gap:10px}.sidebar-brand{display:flex;align-items:center;justify-content:space-between;padding:0 2px}.sidebar-brand-left{display:flex;align-items:center;gap:9px}.sidebar-brand-icon{width:28px;height:28px;border-radius:var(--r-sm);background:var(--gradient-brand);display:flex;align-items:center;justify-content:center;font-weight:800;font-size:12px;color:#fff;box-shadow:var(--shadow-xs)}.sidebar-brand h2{font-size:16px;font-weight:700;letter-spacing:-.3px;background:var(--gradient-brand);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.new-chat-btn{display:flex;align-items:center;justify-content:center;gap:7px;width:100%;padding:9px;background:var(--glass-2);border:1px solid var(--border-default);border-radius:var(--r-md);color:var(--text-secondary);font-size:13.5px;font-weight:500;font-family:var(--font-sans);cursor:pointer;transition:all var(--dur) var(--ease-smooth);letter-spacing:.1px}.new-chat-btn:hover{background:var(--accent-dim);border-color:#8b5cf640;color:var(--accent-hover)}.sidebar-search{display:flex;align-items:center;gap:8px;padding:7px 11px;background:var(--glass-1);border:1px solid var(--border-subtle);border-radius:var(--r-sm);transition:all var(--dur) var(--ease-smooth)}.sidebar-search:focus-within{border-color:#8b5cf640;background:var(--glass-2)}.sidebar-search svg{color:var(--text-ghost);flex-shrink:0}.sidebar-search input{flex:1;background:none;border:none;outline:none;color:var(--text-primary);font-size:13.5px;font-family:var(--font-sans)}.sidebar-search input::placeholder{color:var(--text-ghost)}.conv-list{flex:1;overflow-y:auto;padding:6px 8px}.conv-empty{display:flex;flex-direction:column;align-items:center;gap:8px;padding:40px 16px;color:var(--text-muted)}.conv-empty svg{opacity:.45}.conv-empty p{font-size:13px}.conv-item{display:flex;align-items:center;gap:9px;padding:10px 12px;border-radius:var(--r-md);cursor:pointer;transition:all var(--dur-fast) var(--ease-smooth);position:relative;margin-bottom:2px}.conv-item:hover{background:var(--glass-3)}.conv-item.active{background:var(--accent-dim);border:1px solid rgba(139,92,246,.08)}.conv-item:not(.active){border:1px solid transparent}.conv-item.active .conv-title{color:#fff;font-weight:550}.conv-item.active .conv-icon{color:var(--accent)}.conv-icon{color:var(--text-muted);flex-shrink:0}.conv-title{flex:1;font-size:13.5px;color:var(--text-secondary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;letter-spacing:.05px;font-weight:450}.conv-delete{opacity:0;background:none;border:none;color:var(--text-muted);cursor:pointer;padding:4px;border-radius:var(--r-xs);transition:all var(--dur-fast)}.conv-item:hover .conv-delete{opacity:1}.conv-delete:hover{color:var(--danger);background:var(--danger-dim)}.sidebar-footer{padding:10px 12px;border-top:1px solid var(--border-subtle)}.user-row{display:flex;align-items:center;gap:9px}.user-avatar{width:30px;height:30px;border-radius:50%;object-fit:cover;border:1.5px solid var(--border-default)}.user-avatar-placeholder{width:30px;height:30px;border-radius:50%;background:var(--accent-dim);border:1.5px solid var(--border-default);display:flex;align-items:center;justify-content:center;color:var(--accent)}.user-info{flex:1;min-width:0}.user-name{font-size:13px;font-weight:600;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;display:block;line-height:1.3}.user-email{font-size:11px;color:var(--text-tertiary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;display:block;line-height:1.3}.icon-btn{display:flex;align-items:center;justify-content:center;width:30px;height:30px;border:none;border-radius:var(--r-sm);background:none;color:var(--text-muted);cursor:pointer;transition:all var(--dur-fast) var(--ease-smooth)}.icon-btn:hover{background:var(--glass-3);color:var(--text-primary)}.sidebar-overlay{display:none;position:fixed;top:0;right:0;bottom:0;left:0;background:#000000a6;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:49;opacity:0;transition:opacity var(--dur-md)}.sidebar-overlay.active{opacity:1}.chat-area{flex:1;display:flex;flex-direction:column;height:100vh;height:100dvh;min-width:0;position:relative;background:var(--bg-base);overflow:hidden;max-width:100%}.chat-header{display:flex;align-items:center;gap:12px;height:var(--header-h);padding:0 20px;border-bottom:1px solid var(--border-subtle);background:#08080acc;backdrop-filter:blur(16px) saturate(1.2);-webkit-backdrop-filter:blur(16px) saturate(1.2);flex-shrink:0;z-index:10}.chat-header-title{font-size:13px;font-weight:500;color:var(--text-tertiary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;letter-spacing:.05px}.chat-messages{flex:1;overflow-y:auto;overflow-x:hidden;scroll-behavior:smooth}.welcome{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;text-align:center;padding:32px 24px;position:relative;z-index:1}.welcome-badge{width:72px;height:72px;margin-bottom:24px;background:var(--gradient-brand);border-radius:var(--r-xl);display:flex;align-items:center;justify-content:center;color:#fff;position:relative;animation:fadeUp .5s var(--ease-out),glowPulse 3s ease-in-out infinite .5s}.welcome-badge:after{content:"";position:absolute;top:-8px;right:-8px;bottom:-8px;left:-8px;background:var(--gradient-brand);border-radius:inherit;z-index:-1;opacity:.18;filter:blur(24px)}.welcome-heading{font-size:32px;font-weight:800;letter-spacing:-.8px;line-height:1.2;margin-bottom:10px;background:linear-gradient(135deg,var(--text-primary) 30%,var(--text-tertiary) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;animation:fadeUp .5s var(--ease-out) .08s both}.welcome-sub{color:var(--text-tertiary);font-size:15px;max-width:380px;line-height:1.6;animation:fadeUp .5s var(--ease-out) .16s both;margin-bottom:40px}.welcome-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;max-width:520px;width:100%}.hint-card{display:flex;flex-direction:column;align-items:flex-start;gap:10px;padding:16px;text-align:left;background:var(--glass-1);border:1px solid var(--border-subtle);border-radius:var(--r-lg);cursor:pointer;transition:all var(--dur) var(--ease-smooth);font-family:var(--font-sans);position:relative;overflow:hidden;animation:cardReveal .5s var(--ease-out) both}.hint-card:nth-child(1){animation-delay:.2s}.hint-card:nth-child(2){animation-delay:.28s}.hint-card:nth-child(3){animation-delay:.36s}.hint-card:nth-child(4){animation-delay:.44s}.hint-card:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:linear-gradient(135deg,transparent 50%,rgba(139,92,246,.03) 100%);opacity:0;transition:opacity var(--dur)}.hint-card:hover:before{opacity:1}.hint-card:hover{background:var(--glass-2);border-color:var(--border-default);transform:translateY(-2px);box-shadow:var(--shadow-md)}.hint-card-icon{width:36px;height:36px;border-radius:var(--r-sm);display:flex;align-items:center;justify-content:center}.hint-card-icon.violet{background:var(--accent-dim);color:var(--accent)}.hint-card-icon.cyan{background:var(--cyan-dim);color:var(--cyan)}.hint-card-icon.rose{background:var(--rose-dim);color:var(--rose)}.hint-card-icon.amber{background:var(--amber-dim);color:var(--amber)}.hint-card-title{font-size:13px;font-weight:600;color:var(--text-primary);letter-spacing:.05px}.hint-card-desc{font-size:12px;color:var(--text-tertiary);line-height:1.5}.message{animation:msgIn var(--dur-md) var(--ease-out);border-bottom:1px solid var(--border-subtle)}.message:last-child{border-bottom:none}.message+.message{margin-top:0}.msg-inner{max-width:var(--content-max-w);margin:0 auto;padding:20px 24px;display:flex;gap:14px;align-items:flex-start}.msg-role{width:28px;height:28px;border-radius:var(--r-sm);display:flex;align-items:center;justify-content:center;flex-shrink:0;margin-top:1px}.msg-role.bot{background:var(--gradient-brand);font-weight:800;font-size:11px;color:#fff;box-shadow:var(--shadow-xs)}.msg-role.user{background:var(--glass-4);color:var(--text-secondary)}.msg-body{flex:1;min-width:0}.message.user{background:var(--glass-1)}.message.assistant{background:transparent}.msg-text{font-size:15px;line-height:1.7;color:var(--text-primary);white-space:pre-wrap;word-break:break-word}.msg-content{font-size:15px;line-height:1.75;color:var(--text-primary);letter-spacing:.01px;overflow-wrap:break-word;word-break:break-word;min-width:0;max-width:100%}.msg-content h1,.msg-content h2,.msg-content h3,.msg-content h4{margin:20px 0 8px;font-weight:700;color:var(--text-primary);letter-spacing:-.2px}.msg-content h1{font-size:20px}.msg-content h2{font-size:17.5px}.msg-content h3{font-size:15.5px}.msg-content p{margin:8px 0}.msg-content p:first-child{margin-top:0}.msg-content p:last-child{margin-bottom:0}.msg-content ul,.msg-content ol{margin:8px 0;padding-left:22px}.msg-content li{margin:4px 0}.msg-content li::marker{color:var(--text-muted)}.msg-content blockquote{margin:12px 0;padding:10px 16px;border-left:2px solid var(--accent);background:var(--glass-1);border-radius:0 var(--r-sm) var(--r-sm) 0;color:var(--text-secondary)}.msg-content a{color:var(--accent);text-decoration:underline;text-underline-offset:2px}.msg-content a:hover{color:var(--accent-hover)}.msg-content code:not(pre code){background:var(--accent-dim);color:#c4b5fd;padding:1.5px 6px;border-radius:var(--r-xs);font-size:12.5px;font-weight:500;font-family:var(--font-mono)}.msg-content table{border-collapse:collapse;width:100%;margin:12px 0;font-size:12.5px;display:block;overflow-x:auto}.msg-content th,.msg-content td{padding:8px 12px;border:1px solid var(--border-default);text-align:left}.msg-content th{background:var(--glass-2);font-weight:600;color:var(--text-secondary);font-size:11.5px;text-transform:uppercase;letter-spacing:.4px}.msg-content hr{border:none;height:1px;background:var(--border-subtle);margin:16px 0}.msg-image{max-width:280px;max-height:240px;border-radius:var(--r-md);margin-bottom:10px;display:block;border:1px solid var(--border-subtle)}.code-block{margin:14px 0;border-radius:var(--r-md);border:1px solid var(--border-default);overflow:hidden;background:var(--bg-code);max-width:100%}.code-header{display:flex;align-items:center;justify-content:space-between;padding:7px 14px;background:var(--glass-2);border-bottom:1px solid var(--border-subtle)}.code-lang{font-size:10.5px;color:var(--text-muted);font-weight:600;text-transform:uppercase;letter-spacing:.8px;font-family:var(--font-mono)}.code-copy-btn{display:flex;align-items:center;gap:4px;background:none;border:none;color:var(--text-muted);cursor:pointer;font-size:11.5px;font-weight:500;font-family:var(--font-sans);padding:3px 7px;border-radius:var(--r-xs);transition:all var(--dur-fast)}.code-copy-btn:hover{color:var(--text-primary);background:var(--glass-3)}.code-copy-btn.copied{color:var(--success)}.code-block pre{margin:0;padding:14px 16px;overflow-x:auto;font-size:12.5px;line-height:1.65;background:transparent}.code-block pre code{background:none;padding:0;color:#d4d4d8;font-family:var(--font-mono)}.cursor-blink{display:inline-block;width:2px;height:16px;background:var(--accent);margin-left:2px;vertical-align:text-bottom;animation:blink 1s step-end infinite;border-radius:1px}.typing-row{border-bottom:1px solid var(--border-subtle);animation:msgIn var(--dur-md) var(--ease-out)}.typing-inner{max-width:var(--content-max-w);margin:0 auto;padding:20px 24px;display:flex;gap:14px;align-items:flex-start}@keyframes orbSpin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes orbGlow{0%,to{opacity:.5;box-shadow:0 0 8px var(--accent-glow)}50%{opacity:1;box-shadow:0 0 18px var(--accent-strong)}}@keyframes thinkFadeIn{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}@keyframes thinkFadeOut{0%{opacity:1;transform:translateY(0)}to{opacity:0;transform:translateY(-4px)}}.think-indicator{display:flex;align-items:center;gap:12px;height:32px;animation:thinkFadeIn var(--dur-md) var(--ease-out)}.think-orb{position:relative;width:28px;height:28px;display:flex;align-items:center;justify-content:center;flex-shrink:0}.think-orb-ring{position:absolute;top:0;right:0;bottom:0;left:0;border:2px solid transparent;border-top-color:var(--accent);border-right-color:#8b5cf64d;border-radius:50%;animation:orbSpin 1.2s linear infinite}.think-indicator.searching .think-orb-ring{border-top-color:var(--cyan);border-right-color:#22d3ee4d}.think-orb-icon{color:var(--accent);animation:orbGlow 2s ease-in-out infinite;z-index:1}.think-indicator.searching .think-orb-icon{color:var(--cyan)}.think-content{display:flex;align-items:center;overflow:hidden}.think-text{font-size:13px;font-weight:500;color:var(--text-secondary);letter-spacing:.1px;white-space:nowrap}.think-text.fade-in{animation:thinkFadeIn .25s var(--ease-out) forwards}.think-text.fade-out{animation:thinkFadeOut .25s var(--ease-out) forwards}.think-indicator.searching .think-text{color:var(--cyan)}.think-dots{display:inline-block;min-width:18px;text-align:left;font-weight:400}.msg-actions{display:flex;gap:1px;margin-top:8px;opacity:0;transition:opacity var(--dur-fast)}.message:hover .msg-actions{opacity:1}.action-btn{display:flex;align-items:center;justify-content:center;width:28px;height:28px;border:none;border-radius:var(--r-xs);background:none;color:var(--text-ghost);cursor:pointer;transition:all var(--dur-fast)}.action-btn:hover{background:var(--glass-3);color:var(--text-primary)}.edit-zone{display:flex;flex-direction:column;gap:8px}.edit-textarea{width:100%;padding:10px 12px;background:var(--glass-1);border:1px solid var(--border-focus);border-radius:var(--r-md);color:var(--text-primary);font-size:13.5px;font-family:var(--font-sans);resize:none;outline:none;line-height:1.6;transition:all var(--dur) var(--ease-smooth)}.edit-textarea:focus{box-shadow:0 0 0 3px var(--accent-dim)}.edit-actions{display:flex;gap:6px}.btn-sm{display:flex;align-items:center;gap:4px;padding:6px 12px;border:none;border-radius:var(--r-sm);font-size:12px;font-weight:600;font-family:var(--font-sans);cursor:pointer;transition:all var(--dur-fast);letter-spacing:.1px}.btn-sm.save{background:var(--gradient-brand);color:#fff;box-shadow:0 1px 6px var(--accent-glow)}.btn-sm.cancel{background:var(--glass-2);color:var(--text-secondary);border:1px solid var(--border-subtle)}.btn-sm:hover{filter:brightness(1.1)}.input-wrapper{flex-shrink:0;background:linear-gradient(to top,var(--bg-base) 70%,transparent);padding:0 16px 16px;position:relative;z-index:5}.input-container{max-width:var(--input-max-w);margin:0 auto;width:100%}.image-preview{display:flex;align-items:center;gap:10px;padding:8px 12px;margin-bottom:8px;background:var(--glass-2);border:1px solid var(--border-default);border-radius:var(--r-md);animation:fadeIn var(--dur-fast)}.image-preview img{width:48px;height:48px;object-fit:cover;border-radius:var(--r-sm);border:1px solid var(--border-subtle)}.remove-img{background:var(--danger-dim);border:none;color:var(--rose);cursor:pointer;padding:5px;border-radius:var(--r-xs);display:flex;align-items:center;justify-content:center;transition:all var(--dur-fast)}.remove-img:hover{background:#ef444433}.input-box{display:flex;align-items:flex-end;gap:2px;background:var(--bg-surface);border:1px solid var(--border-default);border-radius:var(--r-xl);padding:6px 8px;transition:all var(--dur) var(--ease-smooth);box-shadow:var(--shadow-float)}.input-box:focus-within{border-color:var(--border-focus);box-shadow:var(--shadow-float),0 0 0 3px var(--accent-dim)}.input-box textarea{flex:1;background:none;border:none;outline:none;color:var(--text-primary);font-size:13.5px;font-family:var(--font-sans);resize:none;padding:7px 6px;line-height:1.5;max-height:150px;letter-spacing:.1px}.input-box textarea::placeholder{color:var(--text-ghost)}.input-icon{width:34px;height:34px;display:flex;align-items:center;justify-content:center;border:none;border-radius:var(--r-sm);background:none;color:var(--text-muted);cursor:pointer;flex-shrink:0;transition:all var(--dur-fast)}.input-icon:hover{background:var(--glass-3);color:var(--text-primary)}.mic-area{display:flex;align-items:center;border-radius:var(--r-sm);transition:all var(--dur-fast)}.mic-area.recording{background:var(--danger-dim)}.mic-area.recording .input-icon{color:var(--rose)}.mic-lang-select{background:none;border:none;color:var(--text-ghost);font-size:10px;font-family:var(--font-sans);outline:none;cursor:pointer;padding:2px 3px}.send-btn{width:34px;height:34px;border:none;border-radius:var(--r-full);background:var(--gradient-brand);color:#fff;display:flex;align-items:center;justify-content:center;cursor:pointer;flex-shrink:0;transition:all var(--dur) var(--ease-smooth);box-shadow:0 2px 8px var(--accent-glow)}.send-btn:hover{filter:brightness(1.12);transform:scale(1.06);box-shadow:0 4px 16px var(--accent-glow)}.send-btn:active{transform:scale(.96)}.send-btn.stop{background:var(--danger);box-shadow:0 2px 8px #ef444440}.send-btn.stop:hover{background:var(--danger-hover)}.input-hint{text-align:center;padding:8px 0 0;font-size:11px;color:var(--text-ghost);letter-spacing:.1px}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:100;display:flex;align-items:center;justify-content:center;background:#000000b3;-webkit-backdrop-filter:blur(8px) saturate(1.2);backdrop-filter:blur(8px) saturate(1.2);padding:24px;animation:fadeIn var(--dur-fast)}.modal{width:100%;max-width:460px;max-height:85vh;background:var(--bg-surface);border:1px solid var(--border-default);border-radius:var(--r-2xl);overflow:hidden;display:flex;flex-direction:column;animation:scaleIn var(--dur-md) var(--ease-out);box-shadow:var(--shadow-xl)}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--border-subtle)}.modal-header h3{font-size:15px;font-weight:700;letter-spacing:-.2px}.modal-body{padding:20px;overflow-y:auto;display:flex;flex-direction:column;gap:18px}.settings-section{display:flex;flex-direction:column;gap:8px}.settings-section h4{display:flex;align-items:center;gap:7px;font-size:11px;font-weight:700;color:var(--text-muted);text-transform:uppercase;letter-spacing:1px}.settings-info{font-size:12.5px;color:var(--text-tertiary)}.settings-info.muted{color:var(--text-ghost);font-size:12px}.danger-zone{border-top:1px solid rgba(239,68,68,.1);padding-top:18px}.danger-zone h4{color:var(--danger)}.action-sheet-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:200;background:#00000080;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:flex-end;justify-content:center;animation:fadeIn var(--dur-fast)}.action-sheet{width:100%;max-width:440px;background:var(--bg-surface);border-top:1px solid var(--border-default);border-radius:var(--r-2xl) var(--r-2xl) 0 0;padding:6px 14px 24px;animation:slideUp var(--dur-md) var(--ease-out)}.action-sheet-handle{width:36px;height:3px;margin:6px auto 14px;background:var(--glass-4);border-radius:2px}.action-sheet-preview{padding:10px;background:var(--glass-1);border-radius:var(--r-sm);font-size:11.5px;color:var(--text-muted);margin-bottom:8px;max-height:56px;overflow:hidden;line-height:1.4}.action-sheet-items{display:flex;flex-direction:column;gap:1px}.action-sheet-items button{display:flex;align-items:center;gap:12px;width:100%;padding:12px;background:none;border:none;color:var(--text-primary);font-size:14px;font-family:var(--font-sans);cursor:pointer;border-radius:var(--r-sm);transition:background var(--dur-fast)}.action-sheet-items button svg{color:var(--text-muted)}.action-sheet-items button:hover{background:var(--glass-2)}.action-sheet-cancel{width:100%;padding:12px;margin-top:8px;background:var(--glass-2);border:none;border-radius:var(--r-sm);color:var(--text-secondary);font-size:14px;font-weight:600;font-family:var(--font-sans);cursor:pointer;transition:all var(--dur-fast)}.action-sheet-cancel:hover{background:var(--glass-3)}.hljs{color:#d4d4d8}.hljs-keyword,.hljs-selector-tag{color:#c792ea}.hljs-string,.hljs-attr{color:#c3e88d}.hljs-number,.hljs-literal{color:#f78c6c}.hljs-comment{color:#546e7a;font-style:italic}.hljs-function,.hljs-title{color:#82aaff}.hljs-variable,.hljs-params{color:#f07178}.hljs-type,.hljs-built_in{color:#ffcb6b}.hljs-meta,.hljs-regexp{color:#89ddff}.hljs-tag,.hljs-name{color:#f07178}.hljs-selector-class{color:#ffcb6b}.hljs-selector-id{color:#82aaff}@media (max-width: 768px){.sidebar{position:fixed;left:0;top:0;transform:translate(-100%);width:85vw;max-width:var(--sidebar-w)}.sidebar.open{transform:translate(0)}.sidebar-overlay{display:block}.sidebar-overlay:not(.active){pointer-events:none}.chat-header .menu-btn{display:flex}.msg-inner{padding:12px 14px}.msg-actions{opacity:1}.input-wrapper{padding:0 8px 10px}.typing-inner{padding:12px 14px}.welcome{padding:24px 16px}.welcome-heading{font-size:22px}.welcome-sub{font-size:13px;margin-bottom:24px}.welcome-grid{grid-template-columns:1fr;max-width:100%}.msg-content pre{font-size:11.5px}.code-block pre{padding:10px 12px}.msg-content table{font-size:11.5px}.msg-image{max-width:220px;max-height:200px}.input-box textarea{font-size:14px}.input-hint{font-size:10px}.modal{max-width:100%;margin:auto 0 0;border-radius:var(--r-2xl) var(--r-2xl) 0 0;max-height:90vh;max-height:90dvh}.auth-card{padding:24px 16px}.chat-header{padding:0 12px}.chat-header-title{font-size:12.5px}}@media (min-width: 769px){.chat-header .menu-btn{display:none}.sidebar-overlay{display:none!important}.sidebar-brand>.icon-btn{display:none}}.admin-btn{color:var(--accent)!important}.admin-modal{max-width:820px;width:95vw;max-height:88vh;max-height:88dvh}.admin-header-left{display:flex;align-items:center;gap:8px;color:var(--accent)}.admin-header-left h3{margin:0;color:var(--text-primary)}.admin-body{padding:0!important;overflow-y:auto}.admin-loading{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:60px 20px;gap:12px;color:var(--text-muted)}.admin-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;padding:20px 20px 0}.stat-card{display:flex;align-items:center;gap:12px;background:var(--glass-1);border:1px solid var(--border-subtle);border-radius:var(--r-lg);padding:16px;transition:border-color var(--dur-fast)}.stat-card:hover{border-color:var(--border-default)}.stat-card svg{color:var(--text-muted);flex-shrink:0}.stat-card.accent svg{color:var(--accent)}.stat-info{display:flex;flex-direction:column}.stat-value{font-size:22px;font-weight:700;color:var(--text-primary);letter-spacing:-.5px;line-height:1.1}.stat-label{font-size:11px;color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;font-weight:500;margin-top:2px}.admin-toolbar{display:flex;align-items:center;gap:8px;padding:14px 20px 0}.admin-search{flex:1;display:flex;align-items:center;gap:8px;background:var(--bg-base);border:1px solid var(--border-subtle);border-radius:var(--r-md);padding:8px 12px;transition:border-color var(--dur-fast)}.admin-search:focus-within{border-color:var(--accent)}.admin-search svg{color:var(--text-muted);flex-shrink:0}.admin-search input{flex:1;background:none;border:none;outline:none;color:var(--text-primary);font-size:13px;font-family:var(--font-sans)}.admin-search input::placeholder{color:var(--text-muted)}.admin-refresh{display:flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:var(--r-md);background:var(--glass-1);border:1px solid var(--border-subtle);color:var(--text-muted);cursor:pointer;transition:all var(--dur-fast)}.admin-refresh:hover{border-color:var(--accent);color:var(--accent)}.admin-count{padding:10px 20px 0;font-size:11.5px;color:var(--text-muted)}.admin-table-wrap{padding:8px 20px 20px;overflow-x:auto}.admin-table{width:100%;border-collapse:collapse;font-size:13px}.admin-table thead th{text-align:left;padding:10px 12px;font-size:10.5px;font-weight:600;text-transform:uppercase;letter-spacing:.5px;color:var(--text-muted);border-bottom:1px solid var(--border-subtle);cursor:pointer;-webkit-user-select:none;user-select:none;white-space:nowrap}.admin-table thead th:hover{color:var(--text-secondary)}.admin-table thead th svg{vertical-align:-1px;margin-left:3px}.admin-table tbody tr{border-bottom:1px solid var(--border-subtle);transition:background var(--dur-fast)}.admin-table tbody tr:hover{background:var(--glass-1)}.admin-table tbody tr:last-child{border-bottom:none}.admin-table td{padding:10px 12px;vertical-align:middle}.new-user-row{background:#8b5cf60a}.new-user-row:hover{background:#8b5cf614!important}.new-badge{display:inline-block;font-size:9px;font-weight:700;background:var(--accent);color:#fff;padding:1px 5px;border-radius:var(--r-xs);margin-left:6px;letter-spacing:.5px;vertical-align:middle;line-height:1.4}.admin-user-cell{display:flex;align-items:center;gap:10px}.admin-user-avatar{width:32px;height:32px;border-radius:50%;background:var(--glass-2);border:1px solid var(--border-subtle);display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:700;color:var(--text-secondary);flex-shrink:0}.admin-user-info{display:flex;flex-direction:column;min-width:0}.admin-user-name{font-weight:600;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-size:13px}.admin-user-email{font-size:11px;color:var(--text-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.provider-badge{display:inline-block;font-size:10.5px;font-weight:600;padding:2px 8px;border-radius:var(--r-full);letter-spacing:.3px}.provider-badge.google{background:#4285f41f;color:#4285f4}.provider-badge.email{background:var(--glass-2);color:var(--text-secondary)}.td-convs{text-align:center;font-weight:600;color:var(--text-secondary)}.td-date{white-space:nowrap;color:var(--text-muted);font-size:12px}.admin-empty{text-align:center;padding:40px 20px!important;color:var(--text-muted)}@media (max-width: 768px){.admin-modal{max-width:100%;width:100%;margin:auto 0 0;border-radius:var(--r-2xl) var(--r-2xl) 0 0;max-height:92vh;max-height:92dvh}.admin-stats{grid-template-columns:1fr;gap:8px;padding:16px 16px 0}.stat-card{padding:12px}.stat-value{font-size:18px}.admin-toolbar{padding:12px 16px 0}.admin-count{padding:8px 16px 0}.admin-table-wrap{padding:8px 10px 16px}.admin-table{font-size:12px}.admin-table thead th{padding:8px 6px;font-size:9.5px}.admin-table td{padding:8px 6px}.admin-user-avatar{width:28px;height:28px;font-size:11px}.th-date,.td-date{display:none}}.voice-call-btn{margin-left:auto;color:var(--text-muted);transition:color var(--dur-fast)}.voice-call-btn:hover{color:var(--accent)}.vc-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:9999;background:#000000b3;backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);display:flex;align-items:center;justify-content:center;animation:vcFadeIn .3s ease-out}@keyframes vcFadeIn{0%{opacity:0;transform:scale(.97)}to{opacity:1;transform:scale(1)}}.vc-modal{width:100%;max-width:440px;max-height:92vh;margin:16px;background:#181820d9;border:1px solid rgba(139,92,246,.15);border-radius:28px;box-shadow:0 32px 80px #00000080,0 0 0 1px #ffffff0a inset,0 0 120px #8b5cf60f;display:flex;flex-direction:column;overflow:hidden;animation:vcSlideUp .4s cubic-bezier(.16,1,.3,1)}@keyframes vcSlideUp{0%{opacity:0;transform:translateY(40px)}to{opacity:1;transform:translateY(0)}}.vc-topbar{display:flex;align-items:center;gap:8px;padding:16px 20px;border-bottom:1px solid rgba(255,255,255,.04)}.vc-topbar-left{display:flex;align-items:center;gap:8px}.vc-dot{width:8px;height:8px;border-radius:50%;flex-shrink:0}.vc-dot.active{background:#22c55e;box-shadow:0 0 8px #22c55e99;animation:vcDotPulse 1.5s infinite}.vc-dot.searching{background:#a78bfa;box-shadow:0 0 8px #a78bfa99;animation:vcDotPulse .8s infinite}.vc-dot.error{background:var(--danger)}@keyframes vcDotPulse{0%,to{opacity:1}50%{opacity:.35}}.vc-status-text{font-size:13px;font-weight:500;color:var(--text-secondary)}.vc-timer{margin-left:auto;font-size:12px;color:var(--text-muted);font-variant-numeric:tabular-nums;font-family:var(--font-mono, monospace)}.vc-close{margin-left:8px;background:#ffffff0f;border:none;color:var(--text-muted);cursor:pointer;width:32px;height:32px;border-radius:50%;display:flex;align-items:center;justify-content:center;transition:all .15s}.vc-close:hover{background:#ffffff1a;color:var(--text-primary)}.vc-visualizer{position:relative;height:180px;display:flex;align-items:center;justify-content:center;overflow:hidden}.vc-wave-canvas{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%}.vc-orb{position:relative;z-index:2;width:72px;height:72px;border-radius:50%;background:var(--gradient-brand);display:flex;align-items:center;justify-content:center;font-size:28px;font-weight:800;color:#fff;box-shadow:0 0 40px #8b5cf640,0 0 80px #8b5cf614;transition:box-shadow .4s,transform .3s}.vc-orb.speaking{box-shadow:0 0 60px #8b5cf673,0 0 120px #8b5cf626;animation:vcOrbPulse 1.2s ease-in-out infinite}.vc-orb.searching{animation:vcOrbSpin 2s linear infinite}@keyframes vcOrbPulse{0%,to{transform:scale(1)}50%{transform:scale(1.08)}}@keyframes vcOrbSpin{0%{box-shadow:0 0 40px #8b5cf64d,0 0 80px #6366f126}50%{box-shadow:0 0 50px #a855f766,0 0 100px #8b5cf633}to{box-shadow:0 0 40px #8b5cf64d,0 0 80px #6366f126}}.vc-search-badge{display:flex;align-items:center;justify-content:center;gap:8px;padding:8px 16px;margin:0 20px;background:#8b5cf61a;border:1px solid rgba(139,92,246,.2);border-radius:20px;font-size:12px;color:#c4b5fd;animation:vcFadeIn .2s ease-out}.vc-search-badge span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:260px}.vc-search-spin{animation:vcSpin 1s linear infinite;flex-shrink:0}@keyframes vcSpin{to{transform:rotate(360deg)}}.vc-transcript{flex:1;min-height:0;overflow-y:auto;overflow-x:hidden;padding:16px 20px;display:flex;flex-direction:column;gap:12px;mask-image:linear-gradient(transparent,black 16px,black calc(100% - 16px),transparent);-webkit-mask-image:linear-gradient(transparent,black 16px,black calc(100% - 16px),transparent);max-height:240px}.vc-transcript::-webkit-scrollbar{width:3px}.vc-transcript::-webkit-scrollbar-thumb{background:#ffffff1a;border-radius:4px}.vc-hint{text-align:center;color:var(--text-muted);font-size:13px;animation:vcFadeIn .5s ease-out .3s both;margin:auto 0}.vc-msg{animation:vcMsgIn .25s ease-out}@keyframes vcMsgIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.vc-msg-role{font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:1.2px;color:var(--text-muted);display:block;margin-bottom:3px}.vc-msg.user .vc-msg-role{color:#6366f199}.vc-msg.ai .vc-msg-role{color:#a855f799}.vc-msg p{margin:0;line-height:1.55;font-size:14px}.vc-msg.user p{color:var(--text-tertiary);font-style:italic}.vc-msg.ai p{color:var(--text-primary)}.vc-msg.ai.live p{color:var(--text-secondary)}.vc-cursor{display:inline-block;width:2px;height:14px;background:var(--accent);margin-left:2px;vertical-align:text-bottom;animation:vcBlink .8s step-end infinite}@keyframes vcBlink{0%,to{opacity:1}50%{opacity:0}}.vc-controls{display:flex;align-items:center;justify-content:center;gap:20px;padding:16px 20px 24px;border-top:1px solid rgba(255,255,255,.04)}.vc-btn-mute{flex-direction:column;gap:6px;background:#ffffff0f;border:1px solid rgba(255,255,255,.08);color:var(--text-secondary);cursor:pointer;width:52px;height:52px;border-radius:50%;display:flex;align-items:center;justify-content:center;transition:all .2s;position:relative}.vc-btn-mute span{position:absolute;bottom:-18px;font-size:10px;color:var(--text-muted);white-space:nowrap}.vc-btn-mute:hover{background:#ffffff1a}.vc-btn-mute.active{background:#ef444426;border-color:#ef444440;color:#f87171}.vc-btn-end{flex-direction:column;gap:6px;width:60px;height:60px;border-radius:50%;background:linear-gradient(135deg,#ef4444,#dc2626);border:none;color:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 20px #ef444459;transition:all .2s;position:relative}.vc-btn-end span{position:absolute;bottom:-18px;font-size:10px;color:var(--text-muted);white-space:nowrap}.vc-btn-end:hover{transform:scale(1.06);box-shadow:0 6px 28px #ef444473}.vc-btn-end:active{transform:scale(.97)}.vc-picker{max-width:380px;padding:0}.vc-picker-header{padding:28px 24px 20px;text-align:center;border-bottom:1px solid rgba(255,255,255,.05)}.vc-picker-header svg{color:var(--accent);margin-bottom:12px}.vc-picker-header h2{font-size:20px;font-weight:700;color:var(--text-primary);margin:0 0 6px}.vc-picker-header p{font-size:13px;color:var(--text-muted);margin:0}.vc-picker-options{display:flex;flex-direction:column;gap:8px;padding:16px 20px}.vc-lang-btn{display:flex;align-items:center;gap:14px;padding:14px 16px;border-radius:14px;background:#ffffff0a;border:1px solid rgba(255,255,255,.06);color:var(--text-primary);cursor:pointer;transition:all .2s;text-align:left}.vc-lang-btn:hover{background:#8b5cf61a;border-color:#8b5cf640;transform:translateY(-1px)}.vc-lang-flag{font-size:28px;line-height:1}.vc-lang-info{display:flex;flex-direction:column;gap:2px}.vc-lang-name{font-size:15px;font-weight:600}.vc-lang-native{font-size:12px;color:var(--text-muted)}.vc-picker-cancel{width:100%;padding:14px;border:none;border-top:1px solid rgba(255,255,255,.05);background:transparent;color:var(--text-muted);font-size:13px;cursor:pointer;transition:color .15s}.vc-picker-cancel:hover{color:var(--text-secondary)}.vc-lang-badge{font-size:11px;color:var(--text-muted);background:#ffffff0d;padding:3px 10px;border-radius:10px;margin-left:4px}.vc-msg.user.live p{color:var(--text-muted);font-style:italic}@media (max-width: 768px){.vc-modal{margin:8px;max-width:none;border-radius:20px;max-height:96vh}.vc-picker{max-width:none}.vc-visualizer{height:150px}.vc-orb{width:60px;height:60px;font-size:24px}.vc-transcript{max-height:200px;padding:12px 16px}.vc-controls{padding:12px 16px 20px}}