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scale(.95)}50%{transform:translate3d(50px,-60px,0) scale(1.2)}to{transform:translate3d(-30px,40px,0) scale(1.05)}}@keyframes floatOrbAmber{0%{transform:translateZ(0) scale(1);opacity:.25}50%{transform:translate3d(-50px,40px,0) scale(1.22);opacity:.38}to{transform:translate3d(40px,-50px,0) scale(.9);opacity:.22}}.bg-3d-grid-plane{position:absolute;bottom:-40%;left:-50%;width:200%;height:120%;transform:perspective(450px) rotateX(68deg) translateZ(0);transform-origin:center bottom;opacity:.32;mask-image:linear-gradient(to top,rgba(0,0,0,1) 0%,rgba(0,0,0,.4) 40%,transparent 85%);-webkit-mask-image:linear-gradient(to top,rgba(0,0,0,1) 0%,rgba(0,0,0,.4) 40%,transparent 85%);pointer-events:none}.bg-3d-grid-lines{width:100%;height:100%;background-size:60px 60px;background-image:linear-gradient(to right,rgba(99,102,241,.28) 1px,transparent 1px),linear-gradient(to bottom,rgba(99,102,241,.28) 1px,transparent 1px);animation:gridDrift 20s linear infinite}@keyframes gridDrift{0%{transform:translateY(0)}to{transform:translateY(60px)}}.bg-3d-particles{position:absolute;top:0;right:0;bottom:0;left:0;pointer-events:none}.p-dot{position:absolute;border-radius:50%;background:#fff;box-shadow:0 0 10px #fffc,0 0 20px #6366f199;opacity:0;animation:particleRise 14s ease-in-out infinite}.dot-1{width:3px;height:3px;left:12%;bottom:10%;animation-delay:0s;animation-duration:16s}.dot-2{width:4px;height:4px;left:28%;bottom:15%;animation-delay:2.5s;animation-duration:18s}.dot-3{width:2px;height:2px;left:45%;bottom:5%;animation-delay:4s;animation-duration:14s}.dot-4{width:5px;height:5px;left:62%;bottom:20%;animation-delay:1.2s;animation-duration:20s}.dot-5{width:3px;height:3px;left:78%;bottom:8%;animation-delay:5s;animation-duration:17s}.dot-6{width:4px;height:4px;left:88%;bottom:25%;animation-delay:3s;animation-duration:19s}.dot-7{width:2px;height:2px;left:20%;bottom:30%;animation-delay:7s;animation-duration:15s}.dot-8{width:3px;height:3px;left:52%;bottom:12%;animation-delay:8.5s;animation-duration:21s}.dot-9{width:4px;height:4px;left:35%;bottom:18%;animation-delay:6s;animation-duration:16s}.dot-10{width:2px;height:2px;left:72%;bottom:28%;animation-delay:9s;animation-duration:18s}@keyframes particleRise{0%{transform:translateZ(0) scale(.6);opacity:0}20%{opacity:.8}80%{opacity:.6}to{transform:translate3d(20px,-650px,0) scale(1.2);opacity:0}}.bg-3d-vignette{position:absolute;top:0;right:0;bottom:0;left:0;background:radial-gradient(ellipse 90% 80% at 50% 50%,#090a1033,#090a10b8);pointer-events:none}[data-theme=light] .bg-3d-scene{background-color:#f8fafc}[data-theme=light] .bg-3d-wallpaper{background-image:radial-gradient(circle at 50% 50%,#f8fafc26,#f8fafca6),url(/assets/chat-3d-wallpaper-light.jpg)!important;background-size:cover;background-position:center;filter:contrast(106%) brightness(102%)}[data-theme=light] .bg-3d-grid-plane{opacity:.22}[data-theme=light] .bg-3d-grid-lines{background-image:linear-gradient(to right,rgba(99,102,241,.22) 1px,transparent 1px),linear-gradient(to bottom,rgba(99,102,241,.22) 1px,transparent 1px)}[data-theme=light] .bg-3d-vignette{background:radial-gradient(ellipse 90% 80% at 50% 50%,#ffffff1a,#f1f5f980)}[data-theme=light] 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6px;border-radius:var(--radius-xs);background:var(--tag-bg);color:var(--tag-text);font-weight:600}.message-bubble{padding:14px 18px;border-radius:var(--radius-lg);position:relative;word-break:break-word;line-height:1.65}.message-row.assistant .message-bubble{background:#121626b8;backdrop-filter:blur(20px) saturate(190%);-webkit-backdrop-filter:blur(20px) saturate(190%);border:1px solid rgba(255,255,255,.09);border-top:1px solid rgba(255,255,255,.22);color:var(--text-primary);border-top-left-radius:4px;box-shadow:0 12px 36px #0000007a,0 2px 8px #6366f11a,inset 0 1px #ffffff1f;transition:transform var(--transition-fast),box-shadow var(--transition-fast)}.message-row.assistant .message-bubble:hover{transform:translateY(-1px);border-color:#ffffff29;box-shadow:0 16px 44px #00000094,0 4px 14px #6366f12e,inset 0 1px #ffffff2e}.message-row.user .message-bubble{background:linear-gradient(135deg,#4f46e5d1,#7c3aedc7);backdrop-filter:blur(20px) saturate(190%);-webkit-backdrop-filter:blur(20px) saturate(190%);border:1px solid rgba(255,255,255,.22);border-top:1px solid rgba(255,255,255,.38);color:#fff;border-top-right-radius:4px;box-shadow:0 10px 30px #4f46e573,0 2px 6px #0000004d,inset 0 1px #ffffff59;transition:transform var(--transition-fast),box-shadow var(--transition-fast)}.message-row.user .message-bubble:hover{transform:translateY(-1px);box-shadow:0 14px 36px #4f46e58c,0 4px 10px #00000061,inset 0 1px #ffffff73}.message-bubble p{margin-bottom:12px}.message-bubble p:last-child{margin-bottom:0}.message-bubble h1,.message-bubble h2,.message-bubble h3{font-weight:700;color:var(--text-primary);margin-top:18px;margin-bottom:8px;letter-spacing:-.02em}.message-bubble h1{font-size:1.35rem}.message-bubble h2{font-size:1.15rem}.message-bubble h3{font-size:1.02rem}.message-bubble ul,.message-bubble ol{margin:10px 0 14px 22px;display:flex;flex-direction:column;gap:6px}.message-bubble li{line-height:1.55}.message-bubble blockquote{border-left:3px solid var(--brand-primary);padding:8px 14px;margin:12px 0;background:var(--tag-bg);border-radius:0 var(--radius-sm) var(--radius-sm) 0;color:var(--text-secondary);font-style:italic}.message-bubble code.inline-code{font-family:var(--font-mono);font-size:.86em;padding:2px 6px;border-radius:var(--radius-xs);background:#ffffff1a;border:1px solid var(--border-subtle)}[data-theme=light] .message-row.assistant .message-bubble code.inline-code{background:#0f172a0f}.code-block-wrapper{margin:14px 0;border-radius:var(--radius-md);overflow:hidden;border:1px solid rgba(255,255,255,.1);background:#0a0c14cc!important;backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);box-shadow:0 8px 26px #00000073}.code-block-header{display:flex;align-items:center;justify-content:space-between;padding:8px 14px;background:#ffffff08;border-bottom:1px solid var(--border-subtle);font-size:.76rem;color:var(--text-muted)}.code-language{font-family:var(--font-mono);font-weight:600;text-transform:uppercase;color:var(--text-secondary)}.copy-code-btn{display:flex;align-items:center;gap:5px;font-size:.74rem;color:var(--text-muted);padding:3px 8px;border-radius:var(--radius-xs);transition:all var(--transition-fast)}.copy-code-btn:hover{background:#ffffff1a;color:var(--text-primary)}.code-block-content{padding:14px 16px;overflow-x:auto;font-family:var(--font-mono);font-size:.86rem;line-height:1.6;color:#e2e8f0}.table-responsive-container{width:100%;overflow-x:auto;margin:14px 0;border-radius:var(--radius-sm);border:1px solid var(--border-subtle)}.message-table th,.message-table td{padding:10px 14px;border-bottom:1px solid var(--border-subtle)}.message-actions-toolbar{display:flex;align-items:center;gap:4px;margin-top:6px;opacity:.85}.message-action-pill{display:inline-flex;align-items:center;gap:5px;padding:4px 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solid rgba(255,255,255,.12);border-top:1px solid rgba(255,255,255,.26);border-radius:var(--composer-border-radius);box-shadow:0 16px 48px #0000008c,0 2px 10px #6366f11f,inset 0 1px #ffffff24;display:flex;flex-direction:column;transition:border-color var(--transition-fast),box-shadow var(--transition-fast);position:relative}.composer-inner-card:focus-within{border-color:#6366f1d9;box-shadow:0 18px 52px #6366f147,0 0 0 1px #6366f199,inset 0 1px #ffffff38}.composer-textarea{width:100%;padding:14px 18px 8px;font-size:.94rem;line-height:1.5;color:var(--text-primary);resize:none;min-height:48px;max-height:200px;overflow-y:auto}.composer-textarea::placeholder{color:var(--text-muted)}.composer-controls-row{display:flex;align-items:center;justify-content:space-between;padding:8px 14px 10px}.composer-aux-buttons{display:flex;align-items:center;gap:6px}.composer-icon-btn{width:32px;height:32px;border-radius:var(--radius-sm);color:var(--text-muted);font-size:16px;background:transparent;position:relative}.composer-icon-btn:hover{background:var(--bg-surface-hover);color:var(--text-primary)}.composer-primary-actions{display:flex;align-items:center;gap:8px}.composer-char-count{font-size:.72rem;color:var(--text-muted);font-family:var(--font-mono)}.send-message-btn{width:36px;height:36px;border-radius:var(--radius-sm);background:var(--brand-gradient);color:#fff;font-size:16px;box-shadow:0 2px 10px #6366f159;transition:transform var(--transition-fast),opacity var(--transition-fast)}.send-message-btn:disabled{opacity:.4;cursor:not-allowed;box-shadow:none;transform:none!important}.send-message-btn:not(:disabled):hover{transform:scale(1.05)}.send-message-btn:not(:disabled):active{transform:scale(.97)}.composer-disclaimer{pointer-events:auto;font-size:.72rem;color:var(--text-muted);margin-top:8px;text-align:center;display:flex;align-items:center;gap:8px}@media(max-width:768px){.welcome-heading{font-size:1.75rem}.suggestions-grid{grid-template-columns:1fr}.message-body-wrapper{max-width:calc(100% - 46px)}.composer-dock{padding:8px 12px 12px}}.composer-attachments-bar{display:flex;flex-wrap:wrap;gap:8px;padding:8px 14px 4px}.attachment-chip{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:var(--radius-sm);background:var(--bg-surface-elevated);border:1px solid 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var(--transition-fast)}.stop-message-btn:hover{transform:scale(1.05)}.message-attachments-container{display:flex;flex-direction:column;gap:8px;margin-top:10px}.attachment-media-image{max-width:320px;max-height:240px;object-fit:cover;border-radius:var(--radius-sm);border:1px solid var(--border-subtle);cursor:pointer}.attachment-media-audio{width:100%;max-width:300px;height:36px;border-radius:var(--radius-sm)}.attachment-media-video{max-width:100%;max-height:260px;border-radius:var(--radius-sm);border:1px solid var(--border-subtle)}.attachment-doc-pill{display:inline-flex;align-items:center;gap:8px;padding:6px 12px;border-radius:var(--radius-sm);background:var(--bg-surface-elevated);border:1px solid var(--border-subtle);color:var(--text-primary);font-size:.82rem;text-decoration:none;width:fit-content}.attachment-doc-pill:hover{border-color:var(--brand-primary);color:var(--brand-primary)}.message-action-pill.active{color:var(--brand-primary);border-color:var(--brand-primary);background:var(--tag-bg)}.typing-cursor{display:inline-block;width:7px;height:14px;background:var(--brand-primary);margin-left:4px;vertical-align:middle;animation:blinkCursor .8s infinite}@keyframes blinkCursor{0%,to{opacity:1}50%{opacity:0}}.error-banner-box{display:flex;align-items:flex-start;gap:10px;padding:12px 14px;border-radius:var(--radius-md);background:#ef44441a;border:1px solid rgba(239,68,68,.3);color:#ef4444;font-size:.84rem;line-height:1.5;margin-top:8px}.think-box{background:#6366f10d;border:1px solid rgba(99,102,241,.2);border-left:3px solid var(--brand-primary);border-radius:var(--radius-sm);padding:8px 12px;margin:10px 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translateY(0)}}.modal-header{padding:18px 22px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--border-subtle)}.modal-title{font-size:1.12rem;font-weight:700;color:var(--text-primary);display:flex;align-items:center;gap:10px}.modal-close-btn{width:32px;height:32px;border-radius:var(--radius-sm);color:var(--text-muted);font-size:18px}.modal-close-btn:hover{background:var(--bg-surface-hover);color:var(--text-primary)}.modal-body{padding:22px;overflow-y:auto;max-height:72vh;display:flex;flex-direction:column;gap:20px}.modal-footer{padding:14px 22px;border-top:1px solid var(--border-subtle);display:flex;align-items:center;justify-content:flex-end;gap:10px;background:var(--bg-surface-elevated)}.settings-section{display:flex;flex-direction:column;gap:14px}.settings-section-title{font-size:.78rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--text-muted);border-bottom:1px solid var(--border-subtle);padding-bottom:6px}.settings-row{display:flex;align-items:center;justify-content:space-between;gap:16px}.settings-label-box{display:flex;flex-direction:column;gap:2px}.settings-label{font-size:.9rem;font-weight:600;color:var(--text-primary)}.settings-description{font-size:.78rem;color:var(--text-muted)}.toggle-switch{position:relative;display:inline-block;width:44px;height:24px;flex-shrink:0}.toggle-switch input{opacity:0;width:0;height:0}.toggle-slider{position:absolute;cursor:pointer;top:0;right:0;bottom:0;left:0;background-color:var(--bg-surface-elevated);border:1px solid var(--border-base);transition:var(--transition-fast);border-radius:var(--radius-full)}.toggle-slider:before{position:absolute;content:"";height:18px;width:18px;left:2px;bottom:2px;background-color:var(--text-muted);transition:var(--transition-fast);border-radius:var(--radius-full)}input:checked+.toggle-slider{background:var(--brand-primary);border-color:var(--brand-primary)}input:checked+.toggle-slider:before{transform:translate(20px);background-color:#fff}.segmented-control{display:inline-flex;padding:3px;border-radius:var(--radius-sm);background:var(--bg-surface-elevated);border:1px solid var(--border-subtle);gap:2px}.segment-btn{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;border-radius:var(--radius-xs);font-size:.8rem;font-weight:500;color:var(--text-muted);transition:all var(--transition-fast)}.segment-btn.active{background:var(--bg-surface);color:var(--text-primary);box-shadow:var(--shadow-subtle);font-weight:600}.segment-btn:hover:not(.active){color:var(--text-secondary)}.dropdown-menu-wrapper{position:relative;display:inline-block}.dropdown-popover{position:absolute;top:calc(100% + 6px);right:0;min-width:210px;background:var(--bg-surface);border:1px solid var(--border-base);border-radius:var(--radius-md);box-shadow:var(--shadow-elevated);padding:6px;z-index:60;animation:scaleDown .15s cubic-bezier(.16,1,.3,1);display:flex;flex-direction:column;gap:2px}@keyframes scaleDown{0%{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:translateY(0)}}.dropdown-item{display:flex;align-items:center;gap:10px;padding:8px 12px;border-radius:var(--radius-xs);font-size:.84rem;color:var(--text-secondary);cursor:pointer;width:100%;text-align:left;transition:background-color var(--transition-fast),color var(--transition-fast)}.dropdown-item:hover{background-color:var(--bg-surface-hover);color:var(--text-primary)}.dropdown-item.danger{color:#ef4444}.dropdown-item.danger:hover{background-color:#ef44441a;color:#ef4444}.dropdown-divider{height:1px;background-color:var(--border-subtle);margin:4px 0}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:8px 16px;border-radius:var(--radius-sm);font-size:.86rem;font-weight:600;transition:all var(--transition-fast)}.btn-secondary{background:var(--bg-surface-elevated);border:1px solid var(--border-subtle);color:var(--text-secondary)}.btn-secondary:hover{background:var(--bg-surface-hover);color:var(--text-primary);border-color:var(--border-base)}.btn-primary{background:var(--brand-gradient);color:#fff;box-shadow:0 2px 8px #6366f14d}.btn-primary:hover{transform:translateY(-1px);box-shadow:0 4px 14px #6366f166}.btn-danger{background:#ef4444;color:#fff}.btn-danger:hover{background:#dc2626}.toast-container{position:fixed;bottom:24px;right:24px;z-index:150;display:flex;flex-direction:column;gap:8px;pointer-events:none}.toast-item{pointer-events:auto;display:flex;align-items:center;gap:10px;padding:10px 16px;border-radius:var(--radius-md);background:var(--bg-surface);border:1px solid var(--border-strong);color:var(--text-primary);font-size:.86rem;font-weight:500;box-shadow:var(--shadow-elevated);animation:slideToast .25s cubic-bezier(.16,1,.3,1)}@keyframes slideToast{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}.toast-icon{color:var(--brand-primary);font-size:16px}.model-dropdown-popover{left:0!important;right:auto!important;width:330px!important;min-width:280px!important;max-width:min(340px,calc(100vw - 24px))!important;max-height:min(360px,calc(100vh - 130px))!important;max-height:min(360px,calc(100dvh - 130px))!important;padding:0!important;border-radius:var(--radius-lg)!important;box-shadow:0 16px 40px #00000073,0 0 0 1px var(--border-base)!important;z-index:85!important;overflow:hidden!important}.model-dropdown-header{padding:10px 14px;font-size:.72rem;color:var(--text-muted);font-weight:700;text-transform:uppercase;letter-spacing:.05em;border-bottom:1px solid var(--border-subtle);background:var(--bg-surface);position:sticky;top:0;z-index:2;flex-shrink:0}.model-dropdown-list{padding:6px;display:flex;flex-direction:column;gap:3px;overflow-y:auto!important;overflow-x:hidden!important;max-height:calc(min(360px,calc(100vh - 130px)) - 36px);max-height:calc(min(360px,calc(100dvh - 130px)) - 36px)}.model-dropdown-list::-webkit-scrollbar{width:5px}.model-dropdown-list::-webkit-scrollbar-track{background:transparent}.model-dropdown-list::-webkit-scrollbar-thumb{background:var(--border-base);border-radius:4px}.model-dropdown-list::-webkit-scrollbar-thumb:hover{background:var(--brand-primary)}.model-dropdown-popover .dropdown-item{padding:8px 12px;border-radius:var(--radius-sm);transition:all var(--transition-fast)}.model-dropdown-popover .dropdown-item.active{background:var(--tag-bg);border:1px solid var(--border-subtle)}.model-dropdown-popover .dropdown-item:hover{background:var(--bg-surface-hover)}.auth-modal-overlay{position:fixed!important;top:0!important;left:0!important;right:0!important;bottom:0!important;width:100vw!important;height:100vh!important;height:100dvh!important;z-index:99999!important;display:flex!important;align-items:center!important;justify-content:center!important;background:#000000b3!important;backdrop-filter:blur(16px) saturate(170%)!important;-webkit-backdrop-filter:blur(16px) saturate(170%)!important;padding:24px!important;overflow-y:auto!important;box-sizing:border-box!important;animation:authBackdropFade .22s cubic-bezier(.16,1,.3,1) forwards}[data-theme=light] .auth-modal-overlay{background:#0f172a80!important;backdrop-filter:blur(16px) saturate(150%)!important;-webkit-backdrop-filter:blur(16px) saturate(150%)!important}@keyframes authBackdropFade{0%{opacity:0}to{opacity:1}}.auth-chatgpt-card{width:100%;max-width:430px;margin:auto;background:var(--bg-surface, #141724);border:1px solid var(--border-base, rgba(255, 255, 255, .12));border-radius:24px;box-shadow:0 25px 70px -10px #000c,0 0 50px #6366f133,inset 0 1px #ffffff1a;padding:34px 28px 28px;position:relative;text-align:center;box-sizing:border-box;animation:authCardScalePop .26s cubic-bezier(.16,1,.3,1) forwards}[data-theme=light] .auth-chatgpt-card{background:#fff;border-color:#0000001a;box-shadow:0 25px 60px -10px #0f172a40,0 0 40px #6366f11f}@keyframes authCardScalePop{0%{opacity:0;transform:scale(.93) translateY(12px)}to{opacity:1;transform:scale(1) translateY(0)}}.auth-chatgpt-close{position:absolute;top:16px;right:16px;width:34px;height:34px;border-radius:50%;background:#ffffff0f;border:1px solid rgba(255,255,255,.1);color:var(--text-secondary, #94a3b8);display:flex;align-items:center;justify-content:center;cursor:pointer;font-size:16px;transition:all var(--transition-fast, .18s ease)}[data-theme=light] .auth-chatgpt-close{background:#0000000d;border-color:#00000014}.auth-chatgpt-close:hover{background:#ffffff24;color:var(--text-primary, #ffffff);transform:scale(1.06)}[data-theme=light] .auth-chatgpt-close:hover{background:#0000001a;color:#0f172a}.auth-chatgpt-header{text-align:center;margin-bottom:22px}.auth-chatgpt-logo-orb{width:58px;height:58px;margin:0 auto 16px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:radial-gradient(circle at 35% 35%,#6366f166,#0b0f19f2);box-shadow:0 0 24px #6366f173,inset 0 0 10px #fff3;border:1.5px solid rgba(168,85,247,.45);padding:5px;box-sizing:border-box}.auth-chatgpt-logo-orb img{width:100%;height:100%;object-fit:contain;border-radius:50%;filter:drop-shadow(0 0 8px rgba(129,140,248,.6))}.auth-chatgpt-title{font-size:1.5rem;font-weight:700;color:var(--text-primary, #f8fafc);margin:0 0 6px;letter-spacing:-.02em}.auth-chatgpt-subtitle{font-size:.86rem;color:var(--text-muted, #64748b);line-height:1.45;margin:0 auto;max-width:350px}.auth-chatgpt-tabs{display:flex;background:var(--bg-card, rgba(255, 255, 255, .05));border:1px solid var(--border-subtle, rgba(255, 255, 255, .08));border-radius:12px;padding:4px;margin-bottom:20px;gap:4px}[data-theme=light] .auth-chatgpt-tabs{background:#f1f5f9;border-color:#e2e8f0}.auth-chatgpt-tab{flex:1;padding:9px 14px;border:none;background:transparent;color:var(--text-secondary, #94a3b8);font-size:.92rem;font-weight:600;border-radius:8px;cursor:pointer;transition:all var(--transition-fast, .18s ease)}.auth-chatgpt-tab:hover:not(.active){color:var(--text-primary, #ffffff);background:#ffffff0a}[data-theme=light] .auth-chatgpt-tab:hover:not(.active){color:#0f172a;background:#0000000a}.auth-chatgpt-tab.active{background:var(--brand-primary, #6366f1);color:#fff;box-shadow:0 3px 12px #6366f159}.auth-chatgpt-error{display:flex;align-items:center;gap:8px;background:#ef44441f;border:1px solid rgba(239,68,68,.3);color:#f87171;padding:10px 14px;border-radius:10px;font-size:.84rem;margin-bottom:16px;text-align:left}.auth-chatgpt-form{display:flex;flex-direction:column;gap:14px}.auth-chatgpt-field{display:flex;flex-direction:column;gap:6px;text-align:left}.auth-chatgpt-field label{font-size:.82rem;font-weight:600;color:var(--text-secondary, #cbd5e1)}.auth-chatgpt-label-row{display:flex;justify-content:space-between;align-items:center}.auth-hint{font-size:.74rem;color:var(--text-muted, #64748b)}.auth-chatgpt-input-box{position:relative;display:flex;align-items:center}.auth-field-icon{position:absolute;left:14px;color:var(--text-muted, #64748b);font-size:1.05rem;pointer-events:none;transition:color var(--transition-fast, .18s ease)}.auth-chatgpt-input-box input{width:100%;padding:11px 40px;background:var(--bg-card, rgba(255, 255, 255, .04));border:1px solid var(--border-base, rgba(255, 255, 255, .1));border-radius:12px;color:var(--text-primary, #ffffff);font-size:.94rem;outline:none;box-sizing:border-box;transition:all var(--transition-fast, .18s ease)}[data-theme=light] .auth-chatgpt-input-box input{background:#f8fafc;border-color:#cbd5e1;color:#0f172a}.auth-chatgpt-input-box input:focus{border-color:var(--brand-primary, #6366f1);background:#ffffff0f;box-shadow:0 0 0 3px #6366f138}[data-theme=light] .auth-chatgpt-input-box input:focus{background:#fff;box-shadow:0 0 0 3px #6366f126}.auth-chatgpt-input-box:focus-within .auth-field-icon{color:var(--brand-primary, #818cf8)}.auth-chatgpt-eye-btn{position:absolute;right:12px;background:transparent;border:none;color:var(--text-muted, #94a3b8);cursor:pointer;padding:6px;display:flex;align-items:center;justify-content:center;font-size:1.05rem;border-radius:6px;transition:color var(--transition-fast, .15s ease)}.auth-chatgpt-eye-btn:hover{color:var(--text-primary, #ffffff)}[data-theme=light] .auth-chatgpt-eye-btn:hover{color:#0f172a}.auth-chatgpt-primary-btn{margin-top:6px;height:46px;border-radius:12px;border:none;background:linear-gradient(135deg,var(--brand-primary, #6366f1),#4f46e5);color:#fff;font-size:.96rem;font-weight:600;display:flex;align-items:center;justify-content:center;gap:8px;cursor:pointer;box-shadow:0 4px 18px #6366f166;transition:all .2s cubic-bezier(.16,1,.3,1)}.auth-chatgpt-primary-btn:hover:not(:disabled){transform:translateY(-1.5px);box-shadow:0 6px 24px #6366f18c;filter:brightness(1.08)}.auth-chatgpt-primary-btn:active:not(:disabled){transform:translateY(0)}.auth-chatgpt-primary-btn:disabled{opacity:.65;cursor:not-allowed;transform:none}.auth-spinner{width:20px;height:20px;border:2px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:spin .75s linear infinite}.auth-chatgpt-divider{display:flex;align-items:center;text-align:center;margin:18px 0 14px;color:var(--text-muted, #64748b);font-size:.74rem;font-weight:700;letter-spacing:.08em}.auth-chatgpt-divider:before,.auth-chatgpt-divider:after{content:"";flex:1;border-bottom:1px solid var(--border-subtle, rgba(255, 255, 255, .08))}[data-theme=light] .auth-chatgpt-divider:before,[data-theme=light] .auth-chatgpt-divider:after{border-color:#e2e8f0}.auth-chatgpt-divider span{padding:0 10px}.auth-chatgpt-guest-btn{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;height:42px;background:var(--bg-card, rgba(255, 255, 255, .03));border:1px dashed var(--border-base, rgba(255, 255, 255, .15));border-radius:12px;color:var(--text-secondary, #cbd5e1);font-size:.88rem;font-weight:600;cursor:pointer;transition:all var(--transition-fast, .18s ease)}[data-theme=light] .auth-chatgpt-guest-btn{background:#f8fafc;border-color:#cbd5e1;color:#334155}.auth-chatgpt-guest-btn:hover{background:#ffffff12;border-color:var(--brand-primary, #6366f1);border-style:solid;color:var(--text-primary, #ffffff);transform:translateY(-1px)}[data-theme=light] .auth-chatgpt-guest-btn:hover{background:#f1f5f9;color:#0f172a}.auth-chatgpt-footer-hint{font-size:.76rem;color:var(--text-muted, #64748b);text-align:center;margin:12px 0 0;line-height:1.35}.auth-modal-card{width:100%;max-width:440px;margin:auto}