@import"https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500;600&display=swap";.theme-toggle-btn{display:flex;align-items:center;justify-content:center;width:40px;height:40px;background:transparent;border:1px solid transparent;border-radius:var(--radius-lg);color:var(--text-tertiary);cursor:pointer;transition:var(--transition-all)}.theme-toggle-btn:hover{background:var(--hover-overlay);border-color:var(--border-default);color:var(--text-primary)}.theme-toggle-btn.dark-theme{color:var(--accent-tertiary)}.theme-toggle-btn.light-theme{color:var(--accent-secondary)}.header-modern-container{display:flex;justify-content:space-between;align-items:center;padding:var(--space-3) 0;max-width:100%;margin:0;position:relative}@media (min-width: 768px){.header-modern-container{padding:var(--space-3) 0}}.header-modern-brand{display:flex;align-items:center;gap:var(--space-3);padding-left:var(--space-4)}@media (min-width: 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768px){.header-modern-middle-section{display:block}}.header-modern-model-indicator{display:flex;align-items:center;gap:var(--space-2);padding:var(--space-1-5) var(--space-3);background:var(--bg-tertiary);border:1px solid var(--border-default);border-radius:var(--radius-full);font-size:var(--text-xs);font-weight:var(--font-medium);color:var(--text-secondary);cursor:pointer;transition:var(--transition-all)}.header-modern-model-indicator:hover{background:var(--hover-overlay);border-color:var(--accent-primary);color:var(--text-primary);transform:translateY(-1px)}.header-modern-model-indicator svg{color:var(--accent-primary)}.header-modern-actions{display:flex;align-items:center;gap:var(--space-2);padding-right:var(--space-4)}@media (min-width: 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span:nth-child(1){animation-delay:0ms}.message-bubble-modern-typing-dots span:nth-child(2){animation-delay:.2s}.message-bubble-modern-typing-dots span:nth-child(3){animation-delay:.4s}.message-images-container{margin:var(--space-3) 0;display:flex;flex-direction:column;gap:var(--space-3)}.message-embedded-image{max-width:100%;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-md)}@media (max-width: 768px){.message-bubble-modern{gap:var(--space-2)}.message-bubble-modern-avatar>svg:first-child,.message-bubble-modern-avatar>.lucide:first-child{width:32px;height:32px;padding:6px}.message-bubble-modern-body{padding:var(--space-2-5) var(--space-3)}.message-bubble-modern-text{font-size:var(--text-sm)}.message-bubble-modern-actions{opacity:1}}@media (max-width: 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#f8fafc);border-radius:8px}.loading-spinner{width:32px;height:32px;border:3px solid var(--polychat-border, #e5e7eb);border-top:3px solid var(--polychat-accent-primary, #8b5cf6);border-radius:50%;animation:spin 1s linear infinite}.image-display-error{padding:20px;text-align:center;background:var(--polychat-error-bg, #fef2f2);border:1px solid var(--polychat-error-border, #fecaca);border-radius:8px;color:var(--polychat-error-text, #dc2626);max-width:100%}.error-content{display:flex;flex-direction:column;align-items:center;gap:12px}.error-link{padding:8px 16px;background:var(--polychat-accent-primary, #8b5cf6);color:#fff;border:none;border-radius:6px;cursor:pointer;font-size:14px;text-decoration:none;transition:background-color .2s ease}.error-link:hover{background:#7c3aed}@media (max-width: 768px){.generated-image-simple{max-height:300px}}[data-theme=dark] .image-loading{background:var(--polychat-bg-secondary-dark, #111827);color:var(--polychat-text-secondary-dark, 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768px){.chat-input-modern-wrapper{padding:var(--space-3);border-radius:var(--radius-xl)}.chat-input-suggestions-bar{max-height:120px;padding:var(--space-2);gap:var(--space-1-5)}.chat-input-suggestion-btn{font-size:11px;padding:var(--space-1-5) var(--space-2-5)}.chat-input-modern-input-area{padding:var(--space-2);min-height:48px}.chat-input-modern-send-btn{width:36px;height:36px}}@media (max-width: 480px){.chat-input-modern-wrapper{padding:var(--space-2)}.chat-input-suggestions-bar{gap:var(--space-1);margin-bottom:var(--space-2)}.chat-input-suggestion-btn{font-size:10px;padding:var(--space-1) var(--space-2)}.suggestion-icon{font-size:var(--text-sm)}}.model-switcher{position:relative;display:inline-block;font-family:var(--font-sans)}.model-switcher-pill{display:inline-flex;align-items:center;gap:var(--space-2);background:var(--bg-glass);backdrop-filter:blur(var(--glass-blur-sm));-webkit-backdrop-filter:blur(var(--glass-blur-sm));border:1px solid 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var(--ease-out)}.window-count-btn:hover{color:#fff;border-color:var(--accent-primary);background:var(--selected-bg);transform:translateY(-2px);box-shadow:var(--shadow-md),var(--shadow-glow-sm)}.window-count-btn:hover:before{opacity:1}.window-count-btn:focus-visible{outline:var(--ring-width) solid var(--ring-color);outline-offset:var(--ring-offset)}.window-count-btn.active{background:var(--accent-gradient);color:#fff;border-color:var(--accent-primary);box-shadow:var(--shadow-lg),var(--shadow-glow-md)}.window-count-btn.active:before{opacity:.55}.model-switcher-search{position:relative;display:flex;align-items:center;background:var(--bg-tertiary);border:1px solid var(--border-subtle);padding:var(--space-2) var(--space-3);border-radius:var(--radius-lg);margin-bottom:var(--space-3);gap:var(--space-2);transition:var(--transition-all)}.model-switcher-search:focus-within{border-color:var(--accent-primary);background:var(--bg-secondary);box-shadow:0 0 0 3px #8b5cf61a}.model-switcher-search 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svg{opacity:.9;color:var(--accent-secondary)}.model-switcher-active-list,.model-switcher-available-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:var(--space-1-5);max-height:200px;overflow-y:auto}.model-switcher-active-list::-webkit-scrollbar,.model-switcher-available-list::-webkit-scrollbar{width:8px}.model-switcher-active-list::-webkit-scrollbar-track,.model-switcher-available-list::-webkit-scrollbar-track{background:var(--scrollbar-track);border-radius:var(--radius-full)}.model-switcher-active-list::-webkit-scrollbar-thumb,.model-switcher-available-list::-webkit-scrollbar-thumb{background:var(--accent-gradient);border-radius:var(--radius-full)}.model-switcher-active-item{display:flex;align-items:center;justify-content:space-between;background:var(--selected-bg);border:1px solid rgb(139 92 246 / .15);border-radius:var(--radius-lg);padding:var(--space-2) 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640px){.model-switcher-popover{left:50%;transform:translate(-50%);min-width:260px;width:85vw;max-width:320px}}.settings-modal-modern-overlay{position:fixed;inset:0;background:var(--bg-overlay);backdrop-filter:blur(var(--glass-blur-sm));-webkit-backdrop-filter:blur(var(--glass-blur-sm));display:flex;align-items:center;justify-content:center;z-index:var(--z-modal);padding:var(--space-4);animation:fadeIn var(--duration-normal) var(--ease-out)}.settings-modal-modern{position:relative;background:var(--bg-glass-strong);backdrop-filter:blur(var(--glass-blur-lg));-webkit-backdrop-filter:blur(var(--glass-blur-lg));border:1px solid var(--border-default);border-radius:var(--radius-2xl);box-shadow:var(--shadow-2xl);width:90%;max-width:600px;max-height:90vh;overflow:hidden;animation:scaleIn var(--duration-slow) var(--ease-out)}.settings-modal-modern-header{display:flex;justify-content:space-between;align-items:center;padding:var(--space-5) var(--space-6) var(--space-4);border-bottom:1px solid 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var(--space-3-5);border:1px solid var(--border-subtle);background:var(--bg-tertiary);border-radius:var(--radius-lg);cursor:pointer;position:relative;overflow:hidden;font-family:var(--font-sans);font-size:var(--text-sm);color:var(--text-primary);transition:var(--transition-all)}.model-option-item:before{content:"";position:absolute;inset:0;opacity:0;background:radial-gradient(circle at 30% 20%,rgb(139 92 246 / .18),transparent 70%);transition:opacity var(--duration-slow) var(--ease-out)}.model-option-item:hover{border-color:var(--accent-primary);transform:translateY(-2px);box-shadow:var(--shadow-md)}.model-option-item:hover:before{opacity:1}.model-option-item.active{border-color:var(--accent-primary);background:var(--selected-bg);box-shadow:0 0 0 1px #8b5cf666,0 0 0 4px #8b5cf626}.model-option-item.grid-layout{display:grid;grid-template-columns:1fr 60px 110px 34px;align-items:center;padding:var(--space-2) var(--space-3);font-size:var(--text-sm);border-radius:var(--radius-md);gap:var(--space-2);min-height:42px;overflow:visible;position:relative}.model-option-item.grid-layout:hover,.model-option-item.grid-layout.focus{z-index:100}.model-option-item.grid-layout *{line-height:var(--leading-tight)}.model-option-item.grid-layout:nth-of-type(odd){background:var(--bg-secondary)}.model-option-item.grid-layout:hover{background:var(--hover-overlay);border-color:var(--accent-primary)}.model-option-item.grid-layout.active{background:var(--selected-bg);border-color:var(--accent-primary)}.model-option-item.grid-layout.focus:not(.active){outline:2px solid rgb(139 92 246 / .5);outline-offset:0;border-color:#8b5cf680;background:#8b5cf61a}.model-option-item.grid-layout:focus-visible{outline:2px solid var(--accent-primary)}.model-option-item.grid-layout .name-cell{display:flex;flex-direction:row;align-items:center;gap:var(--space-2);min-width:0}.model-option-name{font-weight:var(--font-semibold);letter-spacing:var(--tracking-normal);line-height:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:100%}.model-option-provider{font-size:10px;letter-spacing:var(--tracking-wide);opacity:.6;font-family:var(--font-mono);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:140px;padding:var(--space-0-5) var(--space-1-5);border:1px solid var(--border-subtle);border-radius:var(--radius-sm);background:var(--hover-overlay)}.model-option-item.grid-layout .ctx-cell{text-align:center;font-family:var(--font-mono);font-size:var(--text-xs);color:var(--text-secondary)}.model-option-item.grid-layout .price-cell{text-align:center;font-family:var(--font-mono);font-size:10px;line-height:var(--leading-snug);white-space:normal}.price-block{display:inline-block;padding:var(--space-0-5) 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.sel-cell{text-align:center}.model-selected-icon{color:#fff;background:var(--accent-primary);border-radius:var(--radius-full);padding:2px;box-shadow:0 0 0 2px #8b5cf666}.settings-theme-options-modern{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:var(--space-3);margin-top:var(--space-2)}.settings-theme-option-modern{display:flex;flex-direction:column;align-items:center;gap:var(--space-2);background:var(--bg-tertiary);border:2px solid var(--border-default);border-radius:var(--radius-xl);padding:var(--space-3);cursor:pointer;transition:var(--transition-all);text-align:center;position:relative}.settings-theme-option-modern:hover{border-color:var(--accent-primary);transform:translateY(-2px);box-shadow:var(--shadow-sm)}.settings-theme-option-modern.active{border-color:var(--accent-primary);background:var(--selected-bg);box-shadow:var(--shadow-glow-sm)}.settings-theme-option-modern:disabled{opacity:.5;cursor:not-allowed;transform:none!important}.settings-theme-option-modern span{font-family:var(--font-mono);font-size:var(--text-xs);font-weight:var(--font-medium);color:var(--text-secondary);text-transform:uppercase;letter-spacing:var(--tracking-wide)}.settings-theme-preview-modern{width:60px;height:40px;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--border-default);display:flex;flex-direction:column}.settings-theme-preview-modern.dark{background:var(--color-neutral-950)}.settings-theme-preview-modern.light{background:var(--color-neutral-50)}.settings-theme-preview-header-modern{height:12px;background:var(--accent-gradient)}.settings-theme-preview-content-modern{flex:1;opacity:.8}.settings-theme-preview-modern.dark .settings-theme-preview-content-modern{background:var(--color-neutral-900)}.settings-theme-preview-modern.light .settings-theme-preview-content-modern{background:var(--color-neutral-100)}.theme-active-indicator{position:absolute;top:var(--space-2);right:var(--space-2);background:var(--accent-primary);color:#fff;border-radius:var(--radius-full);width:20px;height:20px;display:flex;align-items:center;justify-content:center;font-size:var(--text-xs);font-weight:var(--font-bold)}.settings-accent-grid{display:grid;grid-template-columns:repeat(8,24px);gap:var(--space-2);margin-top:var(--space-2)}.accent-swatch{width:24px;height:24px;border-radius:var(--radius-sm);border:2px solid var(--border-default);outline:none;cursor:pointer;padding:0;transition:var(--transition-all)}.accent-swatch:hover{transform:scale(1.15)}.accent-swatch.active{box-shadow:0 0 0 2px var(--accent-secondary)}.accent-rose{background:linear-gradient(135deg,#e11d48,#fb7185)}.accent-red{background:linear-gradient(135deg,#ef4444,#f87171)}.settings-info-grid-modern{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:var(--space-3)}.settings-info-item-modern{display:flex;flex-direction:column;gap:var(--space-1);padding:var(--space-3);background:var(--bg-tertiary);border:1px solid var(--border-subtle);border-radius:var(--radius-xl)}.settings-info-item-modern.span-2{grid-column:span 2}.settings-info-label-modern{font-family:var(--font-mono);font-size:10px;color:var(--text-muted);text-transform:uppercase;letter-spacing:var(--tracking-wide)}.settings-info-value-modern{font-family:var(--font-sans);font-size:var(--text-sm);font-weight:var(--font-semibold);color:var(--text-primary)}.settings-info-value-modern.connected{color:var(--color-success-500)}.settings-info-value-modern.disconnected{color:var(--color-error-500)}.settings-modal-modern-footer{display:flex;justify-content:flex-end;gap:var(--space-3);padding:var(--space-4) var(--space-6);border-top:1px solid var(--border-subtle);background:var(--bg-secondary)}.settings-btn-modern{display:flex;align-items:center;gap:var(--space-2);font-family:var(--font-mono);font-size:var(--text-sm);font-weight:var(--font-medium);padding:var(--space-2-5) var(--space-4);border-radius:var(--radius-xl);cursor:pointer;transition:var(--transition-bounce);text-transform:uppercase;letter-spacing:var(--tracking-wide);border:none}.settings-btn-modern.primary{background:var(--accent-gradient);color:#fff;box-shadow:var(--shadow-md)}.settings-btn-modern.primary:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg),var(--shadow-glow-sm)}.settings-btn-modern.secondary{background:transparent;color:var(--text-muted);border:1px solid var(--border-default)}.settings-btn-modern.secondary:hover{background:var(--bg-tertiary);color:var(--text-primary);border-color:var(--accent-primary)}@media (max-width: 768px){.settings-modal-modern{width:95%;max-height:95vh}.settings-modal-modern-header{padding:var(--space-4)}.settings-modal-modern-title h2{font-size:var(--text-xl)}.settings-modal-modern-content{padding:var(--space-4)}.settings-section-modern{padding:var(--space-3)}.settings-theme-options-modern{grid-template-columns:1fr}.settings-modal-modern-footer{padding:var(--space-3) var(--space-4);flex-direction:column}.model-option-item.grid-layout{grid-template-columns:1fr 50px 90px 28px;gap:var(--space-1);padding:var(--space-1-5) var(--space-2)}.model-option-header{grid-template-columns:1fr 50px 90px 28px}}@media (max-width: 480px){.settings-modal-modern-header{flex-direction:column;align-items:flex-start;gap:var(--space-3)}.settings-modal-modern-close{align-self:flex-end;margin-top:-44px}.settings-info-grid-modern{grid-template-columns:1fr}.settings-section-modern-header{flex-direction:column;align-items:flex-start;gap:var(--space-2)}.settings-section-modern-header h3{font-size:var(--text-base)}.settings-accent-grid{grid-template-columns:repeat(4,28px);gap:var(--space-3)}.accent-swatch{width:28px;height:28px}.model-option-item.grid-layout{grid-template-columns:1fr 40px 70px 24px;font-size:var(--text-xs)}.model-option-header{grid-template-columns:1fr 40px 70px 24px;font-size:9px}}.onboarding-fresh-container{position:fixed;inset:0;z-index:var(--z-modal);display:flex;align-items:center;justify-content:center;padding:var(--space-4);background:var(--bg-overlay);backdrop-filter:blur(var(--glass-blur-sm));-webkit-backdrop-filter:blur(var(--glass-blur-sm));animation:onboardingFadeIn var(--duration-normal) var(--ease-out)}.onboarding-fresh-card{background:var(--bg-glass-strong);backdrop-filter:blur(var(--glass-blur-lg));-webkit-backdrop-filter:blur(var(--glass-blur-lg));border:1px solid var(--border-default);border-radius:var(--radius-3xl);box-shadow:var(--shadow-2xl),0 0 80px #8b5cf61a;width:100%;max-width:60rem;height:38rem;display:flex;overflow:hidden;animation:onboardingScaleIn var(--duration-slow) var(--ease-bounce)}.onboarding-sidebar{width:35%;min-width:220px;background:var(--accent-gradient);padding:var(--space-8);display:flex;flex-direction:column;color:#fff;position:relative;overflow:hidden}.onboarding-sidebar:before{content:"";position:absolute;top:-50%;right:-50%;width:100%;height:100%;background:radial-gradient(circle,rgb(255 255 255 / .15) 0%,transparent 70%);pointer-events:none}.onboarding-sidebar:after{content:"";position:absolute;bottom:-30%;left:-30%;width:80%;height:80%;background:radial-gradient(circle,rgb(0 0 0 / .1) 0%,transparent 70%);pointer-events:none}.onboarding-main{flex:1;padding:var(--space-8);display:flex;flex-direction:column;position:relative;background:var(--bg-glass)}.onboarding-step-content{flex:1;display:flex;flex-direction:column;overflow-y:auto}.onboarding-step-title{font-family:"Space Grotesk",var(--font-sans);font-size:var(--text-3xl);font-weight:var(--font-bold);color:var(--text-primary);margin-bottom:var(--space-2);letter-spacing:var(--tracking-tight)}.onboarding-step-description{color:var(--text-secondary);font-size:var(--text-lg);line-height:var(--leading-relaxed);margin-bottom:var(--space-6)}.onboarding-action-bar{margin-top:auto;padding-top:var(--space-6);display:flex;justify-content:space-between;align-items:center;border-top:1px solid var(--border-subtle)}.step-indicator{display:flex;gap:var(--space-3);align-items:center;justify-content:center}.step-dot{width:10px;height:10px;border-radius:var(--radius-full);background:#ffffff4d;transition:all var(--duration-normal) var(--ease-out);cursor:pointer}.step-dot.active{background:#fff;box-shadow:0 0 12px #fff9;transform:scale(1.2)}.step-dot:hover:not(.active){background:#ffffff80}.popup-welcome-center{display:flex;flex-direction:column;align-items:center;text-align:center;padding:var(--space-4);gap:var(--space-5)}.popup-welcome-center h4{font-family:"Space Grotesk",var(--font-sans);font-size:var(--text-xl);font-weight:var(--font-semibold);color:var(--text-primary);margin:0}.popup-welcome-center p{font-size:var(--text-sm);color:var(--text-secondary);margin:0;max-width:320px;line-height:var(--leading-relaxed)}.popup-welcome-avatar{width:72px;height:72px;border-radius:var(--radius-2xl);display:flex;align-items:center;justify-content:center;color:#fff;position:relative;box-shadow:var(--shadow-lg);transition:transform var(--duration-normal) var(--ease-bounce)}.popup-welcome-avatar:hover{transform:scale(1.05)}.popup-welcome-avatar.blue{background:linear-gradient(135deg,#3b82f6,#60a5fa,#93c5fd);box-shadow:0 8px 24px #3b82f666}.popup-welcome-avatar.amber{background:linear-gradient(135deg,#f59e0b,#fbbf24,#fcd34d);box-shadow:0 8px 24px #f59e0b66}.popup-welcome-avatar.green{background:linear-gradient(135deg,#10b981,#34d399,#6ee7b7);box-shadow:0 8px 24px #10b98166}.popup-welcome-avatar.yellow{background:linear-gradient(135deg,#eab308,#facc15,#fde047);box-shadow:0 8px 24px #eab30866}.popup-welcome-avatar:before{content:"";position:absolute;inset:-4px;border-radius:inherit;background:inherit;opacity:0;animation:avatarPulse 2s var(--ease-in-out) infinite;z-index:-1}@keyframes avatarPulse{0%,to{opacity:0;transform:scale(1)}50%{opacity:.3;transform:scale(1.1)}}.popup-features{display:flex;flex-direction:column;gap:var(--space-3);width:100%;max-width:320px}.popup-feature{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-3) var(--space-4);background:var(--bg-glass);backdrop-filter:blur(var(--glass-blur-sm));-webkit-backdrop-filter:blur(var(--glass-blur-sm));border:1px solid var(--border-subtle);border-radius:var(--radius-xl);transition:all var(--duration-normal) var(--ease-out)}.popup-feature:hover{border-color:var(--border-default);background:var(--hover-overlay);transform:translate(4px)}.popup-feature-icon{width:36px;height:36px;border-radius:var(--radius-lg);display:flex;align-items:center;justify-content:center;flex-shrink:0}.popup-feature-icon.blue{background:#3b82f626;color:var(--color-info-500)}.popup-feature-icon.green{background:#10b98126;color:var(--color-success-500)}.popup-feature-icon.yellow,.popup-feature-icon.amber{background:#f59e0b26;color:var(--color-warning-500)}.popup-feature-text{font-size:var(--text-sm);font-weight:var(--font-medium);color:var(--text-primary)}.popup-form-group{width:100%;max-width:320px;display:flex;flex-direction:column;gap:var(--space-2)}.popup-label{font-size:var(--text-sm);font-weight:var(--font-medium);color:var(--text-primary);text-align:left}.popup-input{width:100%;padding:var(--space-3) var(--space-4);background:var(--bg-glass);border:1px solid var(--border-default);border-radius:var(--radius-lg);font-family:var(--font-sans);font-size:var(--text-base);color:var(--text-primary);transition:all var(--duration-normal) var(--ease-out)}.popup-input::placeholder{color:var(--text-muted)}.popup-input:hover{border-color:var(--border-strong)}.popup-input:focus{outline:none;border-color:var(--accent-primary);box-shadow:0 0 0 3px #8b5cf626}.popup-card{width:100%;max-width:320px;padding:var(--space-4);background:#3b82f614;border:1px solid rgb(59 130 246 / .2);border-radius:var(--radius-xl);text-align:left}.popup-tip{display:flex;align-items:flex-start;gap:var(--space-2);font-size:var(--text-sm);color:var(--text-secondary);line-height:var(--leading-relaxed)}.popup-tip strong{color:var(--color-info-500)}.popup-link{color:var(--accent-primary);text-decoration:underline;text-underline-offset:2px;transition:color var(--duration-fast) var(--ease-out)}.popup-link:hover{color:var(--accent-secondary)}.model-selection-grid{display:flex;flex-direction:column;gap:var(--space-3);width:100%}.loading-container{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--space-3);padding:var(--space-8);color:var(--text-muted)}.loading-text{font-size:var(--text-sm);color:var(--text-tertiary)}.model-selection-grid .model-card{display:flex;align-items:center;gap:var(--space-4);padding:var(--space-4);background:var(--bg-glass);border:1px solid var(--border-default);border-radius:var(--radius-xl);cursor:pointer;transition:all var(--duration-normal) var(--ease-out);text-align:left;width:100%}.model-selection-grid .model-card:hover{border-color:var(--accent-primary);background:var(--hover-overlay);transform:translate(4px);box-shadow:var(--shadow-md)}.model-selection-grid .model-card.selected{border-color:var(--accent-primary);background:var(--selected-bg);box-shadow:0 0 0 3px #8b5cf61a}.model-card-content{display:flex;align-items:center;gap:var(--space-4);width:100%}.model-emoji{font-size:var(--text-2xl);width:44px;height:44px;display:flex;align-items:center;justify-content:center;background:var(--bg-tertiary);border-radius:var(--radius-lg);flex-shrink:0}.model-info{flex:1;min-width:0}.model-name{display:flex;align-items:center;gap:var(--space-2);font-size:var(--text-base);font-weight:var(--font-semibold);color:var(--text-primary);margin-bottom:2px}.model-free-badge{display:inline-flex;align-items:center;padding:2px 8px;font-size:10px;font-weight:var(--font-bold);color:#fff;background:linear-gradient(135deg,#10b981,#059669);border-radius:var(--radius-sm);text-transform:uppercase;letter-spacing:.5px;animation:badgePulse 2s ease-in-out infinite}@keyframes badgePulse{0%,to{box-shadow:0 0 #10b98166}50%{box-shadow:0 0 8px 2px #10b98199}}.model-desc{font-size:var(--text-sm);color:var(--text-muted)}.model-check{width:24px;height:24px;background:var(--color-success-500);border-radius:var(--radius-full);display:flex;align-items:center;justify-content:center;color:#fff;flex-shrink:0;animation:checkBounce var(--duration-slow) var(--ease-bounce)}@keyframes checkBounce{0%{transform:scale(0)}50%{transform:scale(1.2)}to{transform:scale(1)}}.model-success-message{padding:var(--space-3) var(--space-4);background:#10b9811a;border:1px solid rgb(16 185 129 / .3);border-radius:var(--radius-lg);animation:slideInUp var(--duration-normal) var(--ease-out)}.model-success-content{display:flex;align-items:center;gap:var(--space-2);font-size:var(--text-sm);color:var(--color-success-500)}.polychat-btn-modern{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);padding:var(--space-3) var(--space-6);background:var(--accent-gradient);border:none;border-radius:var(--radius-xl);font-family:var(--font-sans);font-size:var(--text-sm);font-weight:var(--font-semibold);color:#fff;cursor:pointer;transition:all var(--duration-normal) var(--ease-out);box-shadow:var(--shadow-sm)}.polychat-btn-modern:hover:not(:disabled){box-shadow:var(--shadow-md),var(--shadow-glow-sm);transform:translateY(-2px)}.polychat-btn-modern:active:not(:disabled){transform:translateY(0)}.polychat-btn-modern:disabled{opacity:.5;cursor:not-allowed;transform:none}.polychat-btn-secondary{background:var(--bg-tertiary);color:var(--text-primary);border:1px solid var(--border-default)}.polychat-btn-secondary:hover:not(:disabled){background:var(--hover-overlay);border-color:var(--border-strong);box-shadow:var(--shadow-sm)}@keyframes onboardingFadeIn{0%{opacity:0}to{opacity:1}}@keyframes onboardingScaleIn{0%{opacity:0;transform:scale(.95) translateY(20px)}to{opacity:1;transform:scale(1) translateY(0)}}@media (max-width: 768px){.onboarding-fresh-card{flex-direction:column;max-width:100%;height:auto;max-height:95vh;margin:var(--space-4)}.onboarding-sidebar{width:100%;min-width:auto;padding:var(--space-6);min-height:auto}.onboarding-sidebar:before,.onboarding-sidebar:after{display:none}.onboarding-main{padding:var(--space-6)}.onboarding-step-title{font-size:var(--text-2xl)}.popup-welcome-center{padding:var(--space-2)}.popup-features,.popup-form-group,.popup-card{max-width:100%}.step-indicator{margin-top:var(--space-4)}}@media (max-width: 480px){.onboarding-fresh-container{padding:var(--space-2)}.onboarding-sidebar,.onboarding-main{padding:var(--space-4)}.popup-welcome-avatar{width:56px;height:56px}.popup-feature{padding:var(--space-2) var(--space-3)}.popup-feature-icon{width:28px;height:28px}}.theme-dark .onboarding-fresh-card,[data-theme=dark] .onboarding-fresh-card{box-shadow:var(--shadow-2xl),0 0 100px #8b5cf614}@media (prefers-reduced-motion: 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var(--border-default);border-radius:var(--radius-lg);font-size:var(--text-sm);color:var(--text-primary);transition:var(--transition-all)}.model-search-icon{position:absolute;left:var(--space-3);top:50%;transform:translateY(-50%);color:var(--text-muted)}.model-list{display:flex;flex-direction:column;gap:var(--space-1);max-height:300px;overflow-y:auto}.model-item{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-3);background:transparent;border:1px solid transparent;border-radius:var(--radius-lg);cursor:pointer;transition:var(--transition-all)}.model-item:hover{background:var(--hover-overlay);border-color:var(--border-default)}.model-item.selected{background:var(--selected-bg);border-color:var(--accent-primary)}.model-item-icon{font-size:var(--text-xl)}.model-item-info{flex:1;min-width:0}.model-item-name{font-size:var(--text-sm);font-weight:var(--font-medium);color:var(--text-primary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.model-item-description{font-size:var(--text-xs);color:var(--text-muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.model-item-check{display:flex;align-items:center;justify-content:center;width:20px;height:20px;background:var(--color-success-500);border-radius:50%;color:#fff}.usage-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:var(--space-4);margin-bottom:var(--space-6)}.usage-stat{padding:var(--space-4);background:var(--bg-glass);border:1px solid var(--border-default);border-radius:var(--radius-xl);text-align:center}.usage-stat-value{font-size:var(--text-2xl);font-weight:var(--font-bold);color:var(--accent-primary);margin-bottom:var(--space-1)}.usage-stat-label{font-size:var(--text-xs);color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px}.usage-chart{height:200px;background:var(--bg-glass);border:1px solid var(--border-default);border-radius:var(--radius-xl);padding:var(--space-4);display:flex;align-items:flex-end;gap:var(--space-1)}.usage-chart-bar{flex:1;background:var(--accent-gradient);border-radius:var(--radius-sm) var(--radius-sm) 0 0;min-height:8px;transition:height var(--duration-slow) var(--ease-out)}.onboarding-modal{max-width:600px}.onboarding-progress{display:flex;gap:var(--space-1);padding:0 var(--space-6);margin-bottom:var(--space-4)}.onboarding-progress-step{flex:1;height:4px;background:var(--bg-tertiary);border-radius:var(--radius-full);transition:background var(--duration-normal) var(--ease-out)}.onboarding-progress-step.active{background:var(--accent-gradient)}.onboarding-content{text-align:center;padding:var(--space-4) 0}.onboarding-icon{display:flex;align-items:center;justify-content:center;width:80px;height:80px;margin:0 auto var(--space-6);background:var(--accent-gradient);border-radius:var(--radius-2xl);box-shadow:var(--shadow-lg),var(--shadow-glow-md)}.onboarding-icon svg{width:40px;height:40px;color:#fff}.onboarding-title{font-size:var(--text-2xl);font-weight:var(--font-bold);color:var(--text-primary);margin-bottom:var(--space-2)}.onboarding-description{font-size:var(--text-base);color:var(--text-muted);max-width:400px;margin:0 auto var(--space-6)}.onboarding-features{display:flex;flex-direction:column;gap:var(--space-3);text-align:left;padding:0 var(--space-4)}.onboarding-feature{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-3);background:var(--bg-glass);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);transition:var(--transition-all)}.onboarding-feature:hover{border-color:var(--border-default);transform:translate(4px)}.onboarding-feature-icon{display:flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:var(--radius-md);font-size:var(--text-xl)}.onboarding-feature-icon.blue{background:#3b82f626}.onboarding-feature-icon.green{background:#10b98126}.onboarding-feature-icon.purple{background:#8b5cf626}.onboarding-feature-text{flex:1}.onboarding-feature-title{font-size:var(--text-sm);font-weight:var(--font-medium);color:var(--text-primary)}.onboarding-feature-description{font-size:var(--text-xs);color:var(--text-muted)}.tooltip{position:relative}.tooltip-content{position:absolute;bottom:calc(100% + 8px);left:50%;transform:translate(-50%);padding:var(--space-2) var(--space-3);background:var(--bg-elevated);border:1px solid var(--border-default);border-radius:var(--radius-md);font-size:var(--text-xs);color:var(--text-primary);white-space:nowrap;box-shadow:var(--shadow-lg);z-index:var(--z-tooltip);opacity:0;visibility:hidden;transition:opacity var(--duration-fast) var(--ease-out),visibility var(--duration-fast) var(--ease-out)}.tooltip:hover .tooltip-content{opacity:1;visibility:visible}.tooltip-content:after{content:"";position:absolute;top:100%;left:50%;transform:translate(-50%);border:6px solid transparent;border-top-color:var(--bg-elevated)}.dropdown{position:relative}.dropdown-trigger{cursor:pointer}.dropdown-menu{position:absolute;top:calc(100% + 4px);right:0;min-width:180px;background:var(--bg-glass-strong);backdrop-filter:blur(var(--glass-blur));-webkit-backdrop-filter:blur(var(--glass-blur));border:1px solid var(--border-default);border-radius:var(--radius-lg);box-shadow:var(--shadow-xl);z-index:var(--z-dropdown);padding:var(--space-1);opacity:0;visibility:hidden;transform:translateY(-4px);transition:all var(--duration-fast) var(--ease-out)}.dropdown.open .dropdown-menu{opacity:1;visibility:visible;transform:translateY(0)}.dropdown-item{display:flex;align-items:center;gap:var(--space-2);width:100%;padding:var(--space-2) var(--space-3);background:transparent;border:none;border-radius:var(--radius-md);font-size:var(--text-sm);color:var(--text-secondary);cursor:pointer;transition:var(--transition-colors);text-align:left}.dropdown-item:hover{background:var(--hover-overlay);color:var(--text-primary)}.dropdown-item.danger:hover{background:#ef44441a;color:var(--color-error-500)}.dropdown-divider{height:1px;background:var(--border-subtle);margin:var(--space-1) 0}.alert{display:flex;gap:var(--space-3);padding:var(--space-3) var(--space-4);border-radius:var(--radius-lg);font-size:var(--text-sm)}.alert-icon{flex-shrink:0;margin-top:2px}.alert-content{flex:1}.alert-title{font-weight:var(--font-semibold);margin-bottom:var(--space-0-5)}.alert-info{background:#3b82f61a;border:1px solid rgb(59 130 246 / .3);color:var(--color-info-500)}.alert-success{background:#10b9811a;border:1px solid rgb(16 185 129 / .3);color:var(--color-success-500)}.alert-warning{background:#f59e0b1a;border:1px solid rgb(245 158 11 / .3);color:var(--color-warning-500)}.alert-error{background:#ef44441a;border:1px solid rgb(239 68 68 / .3);color:var(--color-error-500)}.kbd{display:inline-flex;align-items:center;justify-content:center;min-width:20px;height:20px;padding:0 var(--space-1-5);background:var(--bg-tertiary);border:1px solid var(--border-default);border-radius:var(--radius-sm);font-family:var(--font-mono);font-size:11px;font-weight:var(--font-medium);color:var(--text-muted);box-shadow:var(--shadow-xs)}.shortcut{display:inline-flex;align-items:center;gap:var(--space-0-5)}@tailwind base;@tailwind components;@tailwind utilities;