*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
:root { --font-main:'Outfit',sans-serif; --font-mono:'JetBrains Mono',monospace; --radius:22px; --radius-sm:14px; --radius-lg:28px; --transition:0.35s cubic-bezier(0.4,0,0.2,1); --blur:blur(80px); --blur-heavy:blur(120px); --blur-light:blur(40px); --blur-mega:blur(160px); }
[data-theme="dark"] { --bg-primary:#06060c; --glass-bg:rgba(255,255,255,0.045); --glass-bg-strong:rgba(255,255,255,0.08); --glass-bg-card:rgba(255,255,255,0.055); --glass-border:rgba(255,255,255,0.12); --glass-border-strong:rgba(255,255,255,0.2); --glass-border-glow:rgba(255,255,255,0.15); --glass-hover:rgba(255,255,255,0.09); --glass-active:rgba(255,255,255,0.14); --glass-shine:linear-gradient(135deg,rgba(255,255,255,0.18) 0%,rgba(255,255,255,0.05) 30%,transparent 60%); --glass-shine-subtle:linear-gradient(135deg,rgba(255,255,255,0.1) 0%,rgba(255,255,255,0.02) 40%,transparent 70%); --glass-shine-strong:linear-gradient(135deg,rgba(255,255,255,0.25) 0%,rgba(255,255,255,0.06) 25%,transparent 50%); --glass-inner-shadow:inset 0 1px 2px rgba(255,255,255,0.1),inset 0 -1px 2px rgba(0,0,0,0.3); --glass-outer-shadow:0 8px 40px rgba(0,0,0,0.4),0 2px 8px rgba(0,0,0,0.2); --text-primary:#f2f2f8; --text-secondary:#9090aa; --text-muted:#5a5a72; --accent:#7c6cf0; --accent-glow:rgba(124,108,240,0.4); --accent-subtle:rgba(124,108,240,0.14); --gradient-accent:linear-gradient(135deg,#7c6cf0,#b06cf0); --shadow-lg:0 24px 80px rgba(0,0,0,0.6); --shadow-glow:0 0 60px rgba(124,108,240,0.18); --shadow-glass:0 12px 48px rgba(0,0,0,0.35); --orb-1:radial-gradient(circle,rgba(124,108,240,0.3) 0%,transparent 60%); --orb-2:radial-gradient(circle,rgba(176,108,240,0.22) 0%,transparent 60%); --orb-3:radial-gradient(circle,rgba(0,210,160,0.15) 0%,transparent 60%); --orb-4:radial-gradient(circle,rgba(240,108,180,0.15) 0%,transparent 60%); --orb-5:radial-gradient(circle,rgba(108,200,240,0.12) 0%,transparent 60%); --scrollbar-bg:rgba(255,255,255,0.02); --scrollbar-thumb:rgba(255,255,255,0.1); --msg-user-bg:rgba(124,108,240,0.1); --msg-user-border:rgba(124,108,240,0.2); --msg-ai-bg:rgba(255,255,255,0.04); --msg-ai-border:rgba(255,255,255,0.1); --input-bg:rgba(255,255,255,0.05); --sidebar-bg:rgba(12,12,20,0.55); --topbar-bg:rgba(12,12,20,0.45); --modal-bg:rgba(16,16,28,0.88); --badge-free:rgba(0,210,160,0.12); --badge-free-text:#00d2a0; --badge-pro:rgba(124,108,240,0.12); --badge-pro-text:#b09cf5; --badge-enterprise:rgba(255,170,68,0.12); --badge-enterprise-text:#ffaa44; --reflection-opacity:0.5; --error-color:#ff5577; --error-bg:rgba(255,85,119,0.1); }
[data-theme="light"] { --bg-primary:#e6e6f0; --glass-bg:rgba(255,255,255,0.5); --glass-bg-strong:rgba(255,255,255,0.7); --glass-bg-card:rgba(255,255,255,0.6); --glass-border:rgba(255,255,255,0.7); --glass-border-strong:rgba(255,255,255,0.9); --glass-border-glow:rgba(255,255,255,0.8); --glass-hover:rgba(255,255,255,0.75); --glass-active:rgba(255,255,255,0.85); --glass-shine:linear-gradient(135deg,rgba(255,255,255,0.9) 0%,rgba(255,255,255,0.3) 25%,transparent 50%); --glass-shine-subtle:linear-gradient(135deg,rgba(255,255,255,0.7) 0%,rgba(255,255,255,0.1) 40%,transparent 70%); --glass-shine-strong:linear-gradient(135deg,rgba(255,255,255,1) 0%,rgba(255,255,255,0.4) 20%,transparent 45%); --glass-inner-shadow:inset 0 2px 3px rgba(255,255,255,0.9),inset 0 -1px 2px rgba(0,0,0,0.06); --glass-outer-shadow:0 8px 40px rgba(0,0,0,0.08),0 2px 8px rgba(0,0,0,0.04); --text-primary:#1a1a2e; --text-secondary:#6b6b80; --text-muted:#9999aa; --accent:#6c5ce7; --accent-glow:rgba(108,92,231,0.2); --accent-subtle:rgba(108,92,231,0.1); --gradient-accent:linear-gradient(135deg,#6c5ce7,#a855f7); --shadow-lg:0 20px 60px rgba(0,0,0,0.08); --shadow-glow:0 0 40px rgba(108,92,231,0.08); --shadow-glass:0 8px 32px rgba(0,0,0,0.06); --orb-1:radial-gradient(circle,rgba(108,92,231,0.15) 0%,transparent 65%); --orb-2:radial-gradient(circle,rgba(168,85,247,0.12) 0%,transparent 65%); --orb-3:radial-gradient(circle,rgba(0,210,160,0.1) 0%,transparent 65%); --orb-4:radial-gradient(circle,rgba(240,108,180,0.08) 0%,transparent 65%); --scrollbar-bg:rgba(0,0,0,0.03); --scrollbar-thumb:rgba(0,0,0,0.1); --msg-user-bg:rgba(108,92,231,0.08); --msg-user-border:rgba(108,92,231,0.15); --msg-ai-bg:rgba(255,255,255,0.5); --msg-ai-border:rgba(255,255,255,0.7); --input-bg:rgba(255,255,255,0.45); --sidebar-bg:rgba(255,255,255,0.35); --topbar-bg:rgba(255,255,255,0.35); --modal-bg:rgba(255,255,255,0.8); --badge-free:rgba(0,184,148,0.1); --badge-free-text:#00b894; --badge-pro:rgba(108,92,231,0.1); --badge-pro-text:#6c5ce7; --badge-enterprise:rgba(230,126,34,0.1); --badge-enterprise-text:#e67e22; --reflection-opacity:0.7; --error-color:#e74c3c; --error-bg:rgba(231,76,60,0.08); }
html,body { height:100%; } body { font-family:var(--font-main); background:var(--bg-primary); color:var(--text-primary); overflow:hidden; transition:background var(--transition),color var(--transition); }
.bg-orbs { position:fixed; inset:0; pointer-events:none; z-index:0; overflow:hidden; }
.bg-orbs .orb { position:absolute; border-radius:50%; animation:orbFloat 20s ease-in-out infinite; filter:blur(30px); }
.bg-orbs .orb:nth-child(1){width:800px;height:800px;top:-20%;left:-15%;background:var(--orb-1);animation-duration:25s}
.bg-orbs .orb:nth-child(2){width:700px;height:700px;bottom:-25%;right:-15%;background:var(--orb-2);animation-duration:30s;animation-delay:-5s}
.bg-orbs .orb:nth-child(3){width:600px;height:600px;top:25%;left:50%;background:var(--orb-3);animation-duration:22s;animation-delay:-10s}
.bg-orbs .orb:nth-child(4){width:550px;height:550px;top:55%;left:15%;background:var(--orb-4);animation-duration:28s;animation-delay:-15s}
.bg-orbs .orb:nth-child(5){width:500px;height:500px;top:10%;right:5%;background:var(--orb-5,var(--orb-1));animation-duration:35s;animation-delay:-8s}
.bg-noise { position:fixed; inset:0; pointer-events:none; z-index:0; opacity:0.015; background-image: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='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E"); background-repeat:repeat; background-size:256px; }
@keyframes orbFloat{0%,100%{transform:translate(0,0)scale(1)}25%{transform:translate(40px,-50px)scale(1.08)}50%{transform:translate(-30px,20px)scale(0.95)}75%{transform:translate(20px,40px)scale(1.03)}}
::-webkit-scrollbar{width:5px} ::-webkit-scrollbar-track{background:var(--scrollbar-bg)} ::-webkit-scrollbar-thumb{background:var(--scrollbar-thumb);border-radius:3px}
.auth-screen{position:fixed;inset:0;z-index:50;display:flex;align-items:center;justify-content:center;padding:20px}
.auth-card{width:100%;max-width:420px;background:var(--modal-bg);backdrop-filter:var(--blur-mega);border:1px solid var(--glass-border-glow);border-radius:var(--radius-lg);padding:40px;box-shadow:var(--shadow-lg),var(--glass-inner-shadow);position:relative;overflow:hidden;animation:modalIn .4s ease}
.auth-card::before{content:'';position:absolute;inset:0;background:var(--glass-shine-strong);pointer-events:none;opacity:.5}
@keyframes modalIn{from{opacity:0;transform:scale(.93) translateY(20px)}to{opacity:1;transform:scale(1) translateY(0)}}
.auth-logo{text-align:center;margin-bottom:32px;position:relative;z-index:2}
.auth-logo-icon{width:64px;height:64px;border-radius:20px;margin:0 auto 16px;background:var(--gradient-accent);display:flex;align-items:center;justify-content:center;box-shadow:0 0 50px var(--accent-glow);position:relative;overflow:hidden}
.auth-logo-icon::before{content:'';position:absolute;inset:0;background:linear-gradient(135deg,rgba(255,255,255,.3) 0%,transparent 50%)}
.auth-logo h1{font-size:24px;font-weight:700} .auth-logo p{font-size:14px;color:var(--text-secondary);margin-top:4px}
.auth-form{position:relative;z-index:2} .auth-field{margin-bottom:16px}
.auth-field label{display:block;font-size:12px;font-weight:600;color:var(--text-secondary);margin-bottom:6px;text-transform:uppercase;letter-spacing:.5px}
.auth-input{width:100%;padding:14px 16px;border-radius:var(--radius-sm);background:var(--input-bg);border:1px solid var(--glass-border);color:var(--text-primary);font-family:var(--font-main);font-size:14px;outline:none;transition:all var(--transition);box-shadow:var(--glass-inner-shadow)}
.auth-input::placeholder{color:var(--text-muted)} .auth-input:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-subtle),0 0 30px var(--accent-glow),var(--glass-inner-shadow)}
.auth-error{background:var(--error-bg);border:1px solid rgba(255,85,119,.2);color:var(--error-color);font-size:13px;padding:10px 14px;border-radius:var(--radius-sm);margin-bottom:16px;display:none}
.auth-error.show{display:block;animation:fadeUp .2s ease} @keyframes fadeUp{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}
.auth-btn{width:100%;padding:14px;border-radius:var(--radius-sm);background:var(--gradient-accent);border:none;color:white;font-family:var(--font-main);font-size:15px;font-weight:600;cursor:pointer;transition:all var(--transition);box-shadow:0 4px 20px var(--accent-glow);position:relative;overflow:hidden}
.auth-btn::before{content:'';position:absolute;inset:0;background:linear-gradient(135deg,rgba(255,255,255,.2) 0%,transparent 50%);pointer-events:none}
.auth-btn:hover{box-shadow:0 8px 35px var(--accent-glow);transform:translateY(-1px)} .auth-btn:disabled{opacity:.5;cursor:not-allowed;transform:none}
.auth-btn.loading::after{content:'';display:inline-block;width:16px;height:16px;border:2px solid rgba(255,255,255,.3);border-top-color:white;border-radius:50%;margin-left:8px;vertical-align:middle;animation:spin .6s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.auth-footer{text-align:center;margin-top:20px;font-size:13px;color:var(--text-secondary);position:relative;z-index:2}
.auth-footer a{color:var(--accent);text-decoration:none;font-weight:500;cursor:pointer} .auth-footer a:hover{text-decoration:underline}
.verify-email-hint{text-align:center;font-size:13px;color:var(--text-secondary);margin-bottom:24px;line-height:1.5} .verify-email-hint strong{color:var(--text-primary)}
.resend-link{text-align:center;font-size:13px;color:var(--text-muted);margin-top:12px;position:relative;z-index:2}
.resend-link a{color:var(--accent);cursor:pointer;text-decoration:none;font-weight:500} .resend-link a.disabled{opacity:.4;pointer-events:none}
.app{display:flex;height:100vh;position:relative;z-index:1}
.sidebar{width:280px;min-width:280px;background:var(--sidebar-bg);backdrop-filter:var(--blur-mega);border-right:1px solid var(--glass-border);display:flex;flex-direction:column;transition:all var(--transition);position:relative;box-shadow:var(--glass-inner-shadow),var(--glass-outer-shadow)}
.sidebar::before{content:'';position:absolute;top:0;left:0;right:0;height:180px;background:var(--glass-shine-strong);pointer-events:none;z-index:1;opacity:.6}
.sidebar-header{padding:20px;border-bottom:1px solid var(--glass-border);position:relative;z-index:2}
.logo{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.logo-icon{width:42px;height:42px;border-radius:14px;background:var(--gradient-accent);display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow-glow);position:relative;overflow:hidden}
.logo-icon::after{content:'';position:absolute;inset:0;background:linear-gradient(135deg,rgba(255,255,255,.3),transparent 60%)}
.logo-icon svg{position:relative;z-index:1} .logo-text{font-size:20px;font-weight:700;background:var(--gradient-accent);-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.new-chat-btn{width:100%;padding:12px;border-radius:var(--radius-sm);background:var(--glass-bg);border:1px solid var(--glass-border);color:var(--text-primary);font-family:var(--font-main);font-size:14px;font-weight:500;cursor:pointer;display:flex;align-items:center;gap:8px;justify-content:center;transition:all var(--transition);position:relative;overflow:hidden}
.new-chat-btn:hover{background:var(--glass-hover);border-color:var(--accent);box-shadow:0 0 25px var(--accent-glow)}
.sidebar-chats{flex:1;overflow-y:auto;padding:12px;position:relative;z-index:2}
.chat-item{padding:10px 14px;border-radius:var(--radius-sm);cursor:pointer;margin-bottom:4px;font-size:13px;color:var(--text-secondary);transition:all var(--transition);display:flex;align-items:center;justify-content:space-between;gap:8px}
.chat-item:hover{background:var(--glass-hover);color:var(--text-primary)} .chat-item.active{background:var(--glass-active);color:var(--text-primary)}
.chat-item-name{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;flex:1}
.chat-item-actions{display:none;gap:2px;flex-shrink:0} .chat-item:hover .chat-item-actions{display:flex}
.chat-item-action{width:24px;height:24px;border-radius:6px;background:transparent;border:none;color:var(--text-muted);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all var(--transition)}
.chat-item-action:hover{background:var(--glass-hover);color:var(--text-primary)}
.chat-rename-input{background:var(--input-bg);border:1px solid var(--accent);border-radius:6px;color:var(--text-primary);font-family:var(--font-main);font-size:13px;padding:2px 8px;width:100%;outline:none}
.sidebar-footer{padding:16px;border-top:1px solid var(--glass-border);display:flex;flex-direction:column;gap:8px;position:relative;z-index:2}
.sidebar-footer-btn{padding:10px 14px;border-radius:var(--radius-sm);background:transparent;border:none;color:var(--text-secondary);font-family:var(--font-main);font-size:13px;cursor:pointer;display:flex;align-items:center;gap:10px;transition:all var(--transition)}
.sidebar-footer-btn:hover{background:var(--glass-hover);color:var(--text-primary)}
.theme-toggle{width:48px;height:26px;border-radius:13px;background:var(--glass-bg);border:1px solid var(--glass-border);cursor:pointer;position:relative;transition:all var(--transition);flex-shrink:0;box-shadow:var(--glass-inner-shadow)}
.theme-toggle .knob{width:20px;height:20px;border-radius:50%;background:var(--gradient-accent);position:absolute;top:2px;left:2px;transition:transform var(--transition);box-shadow:0 2px 10px rgba(124,108,240,.4)}
[data-theme="light"] .theme-toggle .knob{transform:translateX(22px)}
.user-info{padding:10px 14px;border-radius:var(--radius-sm);background:var(--glass-bg);border:1px solid var(--glass-border);display:flex;align-items:center;justify-content:space-between;box-shadow:var(--glass-inner-shadow);position:relative;overflow:hidden}
.user-email{font-size:12px;color:var(--text-secondary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:170px;position:relative;z-index:1}
.signout-btn{background:none;border:none;color:var(--text-muted);font-size:11px;cursor:pointer;font-family:var(--font-main);position:relative;z-index:1} .signout-btn:hover{color:var(--error-color)}
.user-avatar{width:28px;height:28px;border-radius:8px;background:var(--gradient-accent);color:white;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;flex-shrink:0;position:relative;z-index:1}
.usage-section{margin-top:8px;padding:12px 14px;background:var(--glass-bg);border:1px solid var(--glass-border);border-radius:var(--radius-sm);box-shadow:var(--glass-inner-shadow);position:relative;overflow:hidden}
.usage-label{font-size:11px;color:var(--text-muted);margin-bottom:6px;display:flex;justify-content:space-between;position:relative;z-index:1}
.usage-bar{height:4px;background:var(--glass-bg);border-radius:2px;overflow:hidden;position:relative;z-index:1}
.usage-fill{height:100%;border-radius:2px;background:var(--gradient-accent);transition:width .5s ease;box-shadow:0 0 8px var(--accent-glow)}
.main{flex:1;display:flex;flex-direction:column;min-width:0}
.topbar{padding:14px 24px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--glass-border);backdrop-filter:var(--blur-mega);background:var(--topbar-bg);position:relative;box-shadow:var(--glass-inner-shadow)}
.topbar::before{content:'';position:absolute;inset:0;background:var(--glass-shine-subtle);pointer-events:none;opacity:.8}
.model-selector{display:flex;gap:4px;background:var(--glass-bg);border:1px solid var(--glass-border-glow);border-radius:var(--radius-sm);padding:4px;position:relative;z-index:2;overflow:hidden;box-shadow:var(--glass-inner-shadow)}
.model-btn{padding:8px 18px;border-radius:9px;background:transparent;border:none;color:var(--text-secondary);font-family:var(--font-main);font-size:13px;font-weight:500;cursor:pointer;display:flex;align-items:center;gap:6px;transition:all var(--transition);white-space:nowrap;position:relative}
.model-btn:hover{color:var(--text-primary);background:var(--glass-hover)} .model-btn.active{background:var(--gradient-accent);color:white;box-shadow:0 4px 20px var(--accent-glow)}
.model-btn .dot{width:6px;height:6px;border-radius:50%;background:currentColor;opacity:.5}
.topbar-actions{display:flex;gap:8px;align-items:center;position:relative;z-index:2}
.topbar-btn{width:38px;height:38px;border-radius:var(--radius-sm);background:var(--glass-bg);border:1px solid var(--glass-border);color:var(--text-secondary);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all var(--transition);position:relative;overflow:hidden}
.topbar-btn:hover{background:var(--glass-hover);color:var(--text-primary);border-color:var(--accent);box-shadow:0 0 20px var(--accent-glow)}
.topbar-btn.active{color:var(--accent);background:var(--accent-subtle);border-color:var(--accent)}
.chat-area{flex:1;overflow-y:auto;padding:24px;display:flex;flex-direction:column}
.welcome{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:40px;animation:fadeUp .6s ease}
.welcome-glass{background:var(--glass-bg-card);backdrop-filter:var(--blur-mega);border:1px solid var(--glass-border-glow);border-radius:var(--radius-lg);padding:52px 44px;box-shadow:var(--glass-inner-shadow),var(--glass-outer-shadow);position:relative;overflow:hidden;max-width:560px;width:100%}
.welcome-glass::before{content:'';position:absolute;inset:0;background:var(--glass-shine-strong);pointer-events:none;opacity:.6}
.welcome-icon{width:88px;height:88px;border-radius:26px;background:var(--gradient-accent);display:flex;align-items:center;justify-content:center;margin-bottom:28px;box-shadow:0 0 60px var(--accent-glow);animation:iconPulse 4s ease-in-out infinite;position:relative;overflow:hidden}
.welcome-icon::before{content:'';position:absolute;inset:0;background:linear-gradient(135deg,rgba(255,255,255,.3) 0%,transparent 50%)}
@keyframes iconPulse{0%,100%{box-shadow:0 0 40px var(--accent-glow)}50%{box-shadow:0 0 70px var(--accent-glow)}}
.welcome h1{font-size:34px;font-weight:700;margin-bottom:10px;letter-spacing:-1px} .welcome p{font-size:16px;color:var(--text-secondary);max-width:460px;line-height:1.6}
.quick-actions{display:flex;gap:10px;margin-top:32px;flex-wrap:wrap;justify-content:center}
.quick-action{padding:12px 20px;border-radius:var(--radius-sm);background:var(--glass-bg);border:1px solid var(--glass-border);color:var(--text-secondary);font-family:var(--font-main);font-size:13px;cursor:pointer;transition:all var(--transition);position:relative;overflow:hidden;box-shadow:var(--glass-inner-shadow)}
.quick-action:hover{background:var(--glass-hover);color:var(--text-primary);border-color:var(--accent);transform:translateY(-3px);box-shadow:0 0 30px var(--accent-glow)}
.messages{display:flex;flex-direction:column;gap:16px} .message{display:flex;gap:14px;max-width:800px;animation:msgIn .35s ease}
@keyframes msgIn{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}
.message.user{align-self:flex-end;flex-direction:row-reverse}
.msg-avatar{width:34px;height:34px;border-radius:11px;flex-shrink:0;display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:600;position:relative;overflow:hidden}
.message.ai .msg-avatar{background:var(--gradient-accent);color:white;box-shadow:0 4px 15px var(--accent-glow)}
.message.user .msg-avatar{background:var(--glass-bg-strong);color:var(--text-primary);border:1px solid var(--glass-border)}
.msg-content{padding:16px 20px;border-radius:var(--radius);font-size:14px;line-height:1.7;max-width:600px;position:relative;overflow:hidden}
.message.ai .msg-content{background:var(--msg-ai-bg);backdrop-filter:var(--blur);border:1px solid var(--msg-ai-border);border-top-left-radius:4px;box-shadow:var(--glass-inner-shadow)}
.message.user .msg-content{background:var(--msg-user-bg);backdrop-filter:var(--blur);border:1px solid var(--msg-user-border);border-top-right-radius:4px}
.msg-content code{font-family:var(--font-mono);background:var(--glass-bg-strong);padding:2px 6px;border-radius:4px;font-size:13px;border:1px solid var(--glass-border)}
.msg-content pre{background:var(--glass-bg);border:1px solid var(--glass-border);padding:0;border-radius:var(--radius-sm);overflow:hidden;margin:12px 0}
.msg-content pre code{background:none;padding:16px;border:none;display:block;overflow-x:auto;font-size:13px;line-height:1.6;border-radius:0}
.code-header{display:flex;justify-content:space-between;align-items:center;padding:8px 14px;background:var(--glass-bg-strong);border-bottom:1px solid var(--glass-border);font-size:11px;color:var(--text-muted);font-family:var(--font-mono)}
.copy-btn{background:var(--glass-bg);border:1px solid var(--glass-border);color:var(--text-secondary);font-family:var(--font-main);font-size:11px;padding:3px 10px;border-radius:6px;cursor:pointer;transition:all var(--transition);display:flex;align-items:center;gap:4px}
.copy-btn:hover{background:var(--glass-hover);color:var(--text-primary)} .copy-btn.copied{color:var(--accent)}
.msg-content h1,.msg-content h2,.msg-content h3{margin:16px 0 8px;font-weight:700}
.msg-content h1{font-size:20px} .msg-content h2{font-size:17px} .msg-content h3{font-size:15px}
.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:24px} .msg-content li{margin:4px 0}
.msg-content blockquote{border-left:3px solid var(--accent);padding:8px 16px;margin:12px 0;color:var(--text-secondary);background:var(--glass-bg);border-radius:0 var(--radius-sm) var(--radius-sm) 0}
.msg-content table{border-collapse:collapse;width:100%;margin:12px 0;font-size:13px}
.msg-content th,.msg-content td{padding:8px 12px;border:1px solid var(--glass-border);text-align:left} .msg-content th{background:var(--glass-bg-strong);font-weight:600}
.msg-content a{color:var(--accent);text-decoration:none} .msg-content a:hover{text-decoration:underline}
.msg-content strong{font-weight:700} .msg-content em{font-style:italic;color:var(--text-secondary)}
.msg-content img{max-width:100%;border-radius:var(--radius-sm);margin:8px 0;border:1px solid var(--glass-border);cursor:pointer;transition:transform .2s ease;display:block}
.msg-content img:hover{transform:scale(1.02)}
.lightbox{position:fixed;inset:0;z-index:300;background:rgba(0,0,0,.85);backdrop-filter:blur(20px);display:none;align-items:center;justify-content:center;cursor:zoom-out}
.lightbox.active{display:flex} .lightbox img{max-width:90vw;max-height:90vh;border-radius:var(--radius);box-shadow:0 20px 80px rgba(0,0,0,.6)}
.status-pill{display:inline-flex;align-items:center;gap:8px;padding:8px 16px;border-radius:20px;font-size:13px;font-weight:500;animation:pulseGlow 2s ease-in-out infinite}
.status-pill.searching{color:#00d2a0;background:rgba(0,210,160,.08);border:1px solid rgba(0,210,160,.2)}
.status-pill.generating{color:#f0a0ff;background:rgba(240,160,255,.08);border:1px solid rgba(240,160,255,.2)}
.status-pill .spinner{width:14px;height:14px;border:2px solid currentColor;border-top-color:transparent;border-radius:50%;animation:spin .8s linear infinite}
@keyframes pulseGlow{0%,100%{opacity:1}50%{opacity:.65}}
.img-actions{display:flex;gap:6px;margin-top:4px}
.img-action-btn{padding:4px 12px;border-radius:8px;background:var(--glass-bg);border:1px solid var(--glass-border);color:var(--text-secondary);font-family:var(--font-main);font-size:11px;cursor:pointer;transition:all var(--transition);display:inline-flex;align-items:center;gap:4px}
.img-action-btn:hover{background:var(--glass-hover);color:var(--text-primary)}
.typing{display:flex;gap:5px;padding:8px 0}
.typing span{width:7px;height:7px;border-radius:50%;background:var(--accent);box-shadow:0 0 10px var(--accent-glow);animation:typingBounce 1.4s ease-in-out infinite}
.typing span:nth-child(2){animation-delay:.2s} .typing span:nth-child(3){animation-delay:.4s}
@keyframes typingBounce{0%,60%,100%{transform:translateY(0);opacity:.3}30%{transform:translateY(-8px);opacity:1}}
.input-area{padding:16px 24px 20px;border-top:1px solid var(--glass-border);background:var(--topbar-bg);backdrop-filter:var(--blur-mega);position:relative}
.input-wrapper{display:flex;align-items:flex-end;gap:6px;background:var(--input-bg);border:1px solid var(--glass-border-strong);border-radius:var(--radius);padding:6px;transition:all var(--transition);max-width:800px;margin:0 auto;box-shadow:var(--glass-inner-shadow),var(--shadow-glass);position:relative;z-index:2;overflow:hidden}
.input-wrapper:focus-within{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-subtle),0 0 40px var(--accent-glow)}
.input-wrapper textarea{flex:1;background:none;border:none;outline:none;color:var(--text-primary);font-family:var(--font-main);font-size:14px;resize:none;line-height:1.5;padding:8px 0;max-height:120px;min-height:24px;position:relative;z-index:2}
.input-wrapper textarea::placeholder{color:var(--text-muted)}
.send-btn{width:42px;height:42px;border-radius:13px;background:var(--gradient-accent);border:none;color:white;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all var(--transition);flex-shrink:0;position:relative;z-index:2;box-shadow:0 4px 15px var(--accent-glow)}
.send-btn:hover{transform:scale(1.05)} .send-btn:disabled{opacity:.35;cursor:not-allowed;transform:none}
.input-hint{text-align:center;font-size:11px;color:var(--text-muted);margin-top:8px;position:relative;z-index:2}
.input-action-btn{width:36px;height:36px;border-radius:10px;background:transparent;border:none;color:var(--text-muted);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all var(--transition);flex-shrink:0;position:relative;z-index:2}
.input-action-btn:hover{color:var(--text-primary);background:var(--glass-hover)}
.input-action-btn.active{color:var(--accent);background:var(--accent-subtle)}
.input-action-btn.recording{color:#ff5577;animation:recordPulse 1s ease-in-out infinite}
@keyframes recordPulse{0%,100%{opacity:1}50%{opacity:.5}}
.input-attachments{display:flex;gap:8px;flex-wrap:wrap;padding:8px 12px}
.attachment-chip{display:flex;align-items:center;gap:6px;padding:6px 12px;border-radius:8px;background:var(--glass-bg);border:1px solid var(--glass-border);font-size:12px;color:var(--text-secondary)}
.attachment-chip img{width:32px;height:32px;border-radius:6px;object-fit:cover}
.attachment-remove{background:none;border:none;color:var(--text-muted);cursor:pointer;font-size:14px;padding:0 2px} .attachment-remove:hover{color:var(--error-color)}
.modal-overlay{position:fixed;inset:0;z-index:100;background:rgba(0,0,0,.5);backdrop-filter:blur(16px);display:none;align-items:center;justify-content:center}
.modal-overlay.active{display:flex}
.modal{background:var(--modal-bg);backdrop-filter:var(--blur-heavy);border:1px solid var(--glass-border-strong);border-radius:28px;padding:40px;max-width:960px;width:95%;max-height:90vh;overflow-y:auto;box-shadow:var(--shadow-lg);animation:modalIn .35s ease;position:relative}
.modal-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:32px;position:relative;z-index:2}
.modal-header h2{font-size:28px;font-weight:700} .modal-header p{color:var(--text-secondary);margin-top:4px;font-size:15px}
.modal-close{width:38px;height:38px;border-radius:12px;background:var(--glass-bg);border:1px solid var(--glass-border);color:var(--text-secondary);cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:18px;transition:all var(--transition)}
.modal-close:hover{background:var(--glass-hover);color:var(--text-primary)}
/* Calendar Panel */
.calendar-panel{position:fixed;top:0;right:-420px;width:420px;height:100vh;background:var(--sidebar-bg);backdrop-filter:var(--blur-mega);border-left:1px solid var(--glass-border);z-index:90;transition:right var(--transition);display:flex;flex-direction:column;box-shadow:-8px 0 40px rgba(0,0,0,.3)}
.calendar-panel.open{right:0}
.calendar-panel-header{padding:20px 24px;border-bottom:1px solid var(--glass-border);display:flex;align-items:center;justify-content:space-between}
.calendar-panel-header h3{font-size:18px;font-weight:700;display:flex;align-items:center;gap:8px}
.cal-nav{display:flex;align-items:center;gap:12px;padding:16px 24px}
.cal-nav-btn{width:32px;height:32px;border-radius:8px;background:var(--glass-bg);border:1px solid var(--glass-border);color:var(--text-secondary);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all var(--transition)}
.cal-nav-btn:hover{background:var(--glass-hover);color:var(--text-primary)}
.cal-month-label{font-size:15px;font-weight:600;flex:1;text-align:center}
.cal-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:2px;padding:0 24px 16px}
.cal-day-header{font-size:11px;font-weight:600;color:var(--text-muted);text-align:center;padding:6px 0;text-transform:uppercase}
.cal-day{aspect-ratio:1;display:flex;flex-direction:column;align-items:center;justify-content:center;border-radius:10px;font-size:13px;cursor:pointer;transition:all var(--transition);position:relative;color:var(--text-secondary)}
.cal-day:hover{background:var(--glass-hover);color:var(--text-primary)}
.cal-day.other-month{opacity:.3} .cal-day.today{background:var(--accent-subtle);color:var(--accent);font-weight:700;border:1px solid rgba(124,108,240,.3)}
.cal-day.selected{background:var(--gradient-accent);color:white;font-weight:700}
.cal-day .cal-dot{width:4px;height:4px;border-radius:50%;position:absolute;bottom:4px}
.cal-events-list{flex:1;overflow-y:auto;padding:0 24px 24px}
.cal-events-header{font-size:13px;font-weight:600;color:var(--text-secondary);margin-bottom:10px;margin-top:8px}
.cal-event-item{padding:12px 14px;border-radius:var(--radius-sm);background:var(--glass-bg);border:1px solid var(--glass-border);margin-bottom:8px;display:flex;align-items:flex-start;gap:10px;transition:all var(--transition)}
.cal-event-item:hover{background:var(--glass-hover)}
.cal-event-color{width:4px;border-radius:2px;min-height:100%;flex-shrink:0;align-self:stretch}
.cal-event-info{flex:1;min-width:0}
.cal-event-title{font-size:14px;font-weight:600;color:var(--text-primary)}
.cal-event-time{font-size:12px;color:var(--text-muted);margin-top:2px}
.cal-event-desc{font-size:12px;color:var(--text-secondary);margin-top:4px}
.cal-event-delete{width:24px;height:24px;border-radius:6px;background:transparent;border:none;color:var(--text-muted);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all var(--transition);flex-shrink:0;opacity:0}
.cal-event-item:hover .cal-event-delete{opacity:1} .cal-event-delete:hover{background:var(--error-bg);color:var(--error-color)}
.cal-add-form{padding:16px 24px;border-top:1px solid var(--glass-border)}
.cal-add-row{display:flex;gap:8px;margin-bottom:8px}
.cal-add-input{flex:1;padding:10px 12px;border-radius:10px;background:var(--input-bg);border:1px solid var(--glass-border);color:var(--text-primary);font-family:var(--font-main);font-size:13px;outline:none;transition:all var(--transition)}
.cal-add-input:focus{border-color:var(--accent)}
.cal-add-btn{padding:10px 20px;border-radius:10px;background:var(--gradient-accent);border:none;color:white;font-family:var(--font-main);font-size:13px;font-weight:600;cursor:pointer;transition:all var(--transition);white-space:nowrap}
.cal-add-btn:hover{box-shadow:0 4px 20px var(--accent-glow)}
.cal-color-picker{display:flex;gap:4px;margin-bottom:8px}
.cal-color-dot{width:20px;height:20px;border-radius:50%;cursor:pointer;border:2px solid transparent;transition:all var(--transition)}
.cal-color-dot:hover{transform:scale(1.2)} .cal-color-dot.active{border-color:var(--text-primary);transform:scale(1.2)}
.no-events{text-align:center;padding:30px 0;color:var(--text-muted);font-size:13px}
.pricing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;position:relative;z-index:2}
.pricing-card{background:var(--glass-bg-card);border:1px solid var(--glass-border-glow);border-radius:var(--radius-lg);padding:28px;position:relative;transition:all var(--transition);overflow:hidden}
.pricing-card:hover{transform:translateY(-6px);box-shadow:0 0 50px var(--accent-glow)}
.pricing-card.featured{border-color:rgba(124,108,240,.35);box-shadow:0 0 60px var(--accent-glow);background:var(--glass-bg-strong)}
.pricing-card.featured::after{content:'MOST POPULAR';position:absolute;top:-1px;left:50%;transform:translateX(-50%);background:var(--gradient-accent);color:white;font-size:10px;font-weight:700;letter-spacing:1px;padding:5px 16px;border-radius:0 0 12px 12px;z-index:3}
.plan-badge{display:inline-flex;padding:5px 14px;border-radius:20px;font-size:11px;font-weight:600;letter-spacing:.5px;text-transform:uppercase;margin-bottom:16px;position:relative;z-index:2}
.plan-badge.free{background:var(--badge-free);color:var(--badge-free-text)} .plan-badge.pro{background:var(--badge-pro);color:var(--badge-pro-text)} .plan-badge.enterprise{background:var(--badge-enterprise);color:var(--badge-enterprise-text)}
.plan-price{font-size:44px;font-weight:800;letter-spacing:-2px;margin-bottom:4px;position:relative;z-index:2} .plan-price span{font-size:16px;font-weight:400;color:var(--text-secondary)}
.plan-desc{font-size:13px;color:var(--text-secondary);margin-bottom:20px;line-height:1.5;position:relative;z-index:2}
.plan-features{list-style:none;margin-bottom:24px;position:relative;z-index:2}
.plan-features li{display:flex;align-items:flex-start;gap:10px;font-size:13px;color:var(--text-secondary);padding:6px 0}
.plan-features li .check{width:18px;height:18px;border-radius:50%;background:var(--accent-subtle);color:var(--accent);display:flex;align-items:center;justify-content:center;font-size:11px;flex-shrink:0}
.plan-btn{width:100%;padding:13px;border-radius:var(--radius-sm);font-family:var(--font-main);font-size:14px;font-weight:600;cursor:pointer;transition:all var(--transition);border:1px solid var(--glass-border);background:var(--glass-bg);color:var(--text-primary);position:relative;z-index:2}
.plan-btn:hover{background:var(--glass-hover);transform:translateY(-1px)} .plan-btn.primary{background:var(--gradient-accent);border:none;color:white;box-shadow:0 4px 20px var(--accent-glow)}
.personality-card{padding:14px 16px;border-radius:var(--radius-sm);background:var(--glass-bg);border:1px solid var(--glass-border);cursor:pointer;transition:all var(--transition)}
.personality-card:hover{background:var(--glass-hover);transform:translateY(-2px)}
.personality-card.selected{border-color:var(--accent);box-shadow:0 0 20px var(--accent-glow);background:var(--accent-subtle)}
.personality-card .p-emoji{font-size:20px;margin-bottom:6px} .personality-card .p-name{font-size:14px;font-weight:600;color:var(--text-primary)} .personality-card .p-desc{font-size:11px;color:var(--text-muted);margin-top:2px}
.toast{position:fixed;bottom:80px;left:50%;transform:translateX(-50%) translateY(100px);background:var(--modal-bg);backdrop-filter:var(--blur-heavy);border:1px solid var(--glass-border-strong);border-radius:var(--radius);padding:14px 24px;box-shadow:var(--shadow-lg);z-index:200;opacity:0;transition:all .4s cubic-bezier(.34,1.56,.64,1);font-size:14px}
.toast.show{transform:translateX(-50%) translateY(0);opacity:1}
.hidden{display:none !important}
@media(max-width:768px){.sidebar{position:fixed;left:-280px;top:0;bottom:0;z-index:50;transition:left var(--transition)}.sidebar.open{left:0}.sidebar-toggle{display:flex !important}.pricing-grid{grid-template-columns:1fr}.modal{padding:24px;border-radius:20px}.topbar{padding:12px 16px}.chat-area{padding:16px}.input-area{padding:10px 16px 14px}.welcome h1{font-size:24px}.welcome p{font-size:14px}.message{max-width:100%}.msg-content{max-width:calc(100vw - 100px)}.calendar-panel{width:100%;right:-100%}}
@media(max-width:400px){.model-btn{padding:6px 10px;font-size:11px}.model-btn .dot{display:none}.topbar-btn{width:32px;height:32px}.input-action-btn{width:30px;height:30px}.send-btn{width:36px;height:36px}}

/* Stock charts */
.stock-chart { margin: 12px 0; }
.stock-chart svg { width: 100%; max-width: 560px; border-radius: 12px; border: 1px solid var(--glass-border); }
.msg-content .stock-chart + p { margin-top: 12px; }