:root{--font-heading: "Outfit", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-mono: "Fira Code", Consolas, Monaco, monospace;--white: #ffffff;--black: #000000;--sidebar-width: 280px;--header-height: 70px;--border-radius-sm: 8px;--border-radius-md: 14px;--border-radius-lg: 20px;--transition-fast: .2s cubic-bezier(.4, 0, .2, 1);--transition-normal: .3s cubic-bezier(.4, 0, .2, 1);--shadow-sm: 0 2px 8px rgba(0, 0, 0, .05);--shadow-md: 0 8px 30px rgba(0, 0, 0, .12);--shadow-lg: 0 16px 40px rgba(0, 0, 0, .2)}html[data-theme=dark]{--bg-primary: #0a0d14;--bg-secondary: #111420;--bg-tertiary: #161b2a;--bg-glass: rgba(13, 17, 28, .65);--bg-glass-solid: rgba(22, 27, 42, .85);--bg-user-bubble: rgba(255, 255, 255, .05);--bg-ai-bubble: rgba(255, 255, 255, .02);--border-color: rgba(255, 255, 255, .06);--border-color-focus: rgba(255, 255, 255, .15);--text-primary: #f8fafc;--text-secondary: #94a3b8;--text-muted: #64748b;--scrollbar-thumb: rgba(255, 255, 255, .1);--glass-blur: blur(16px);--glass-border: 1px solid rgba(255, 255, 255, .06);--glass-shadow: 0 10px 30px rgba(0, 0, 0, .3)}html[data-theme=light]{--bg-primary: #f8fafc;--bg-secondary: #ffffff;--bg-tertiary: #f1f5f9;--bg-glass: rgba(255, 255, 255, .7);--bg-glass-solid: rgba(248, 250, 252, .9);--bg-user-bubble: rgba(0, 0, 0, .05);--bg-ai-bubble: rgba(0, 0, 0, .02);--border-color: rgba(0, 0, 0, .06);--border-color-focus: rgba(0, 0, 0, .15);--text-primary: #0f172a;--text-secondary: #475569;--text-muted: #94a3b8;--scrollbar-thumb: rgba(0, 0, 0, .15);--glass-blur: blur(16px);--glass-border: 1px solid rgba(0, 0, 0, .06);--glass-shadow: 0 10px 30px rgba(15, 23, 42, .05)}html[data-accent=purple]{--accent: #8b5cf6;--accent-gradient: linear-gradient(135deg, #a78bfa 0%, #7c3aed 100%);--accent-glow: rgba(139, 92, 246, .3);--accent-glow-subtle: rgba(139, 92, 246, .08);--accent-muted: 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transparent}html,body{width:100%;height:100%;font-family:var(--font-body);font-size:15px;background-color:var(--bg-primary);color:var(--text-primary);overflow:hidden;transition:background-color var(--transition-normal),color var(--transition-normal)}a{color:var(--accent);text-decoration:none;transition:color var(--transition-fast)}a:hover{text-decoration:underline}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--scrollbar-thumb);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}.app-container{display:flex;width:100vw;height:100vh;overflow:hidden;position:relative}.sidebar{width:var(--sidebar-width);height:100%;background-color:var(--bg-glass);backdrop-filter:var(--glass-blur);-webkit-backdrop-filter:var(--glass-blur);border-right:var(--glass-border);display:flex;flex-direction:column;padding:20px;z-index:100;transition:transform var(--transition-normal),background-color 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i{width:16px;height:16px;flex-shrink:0}.chat-item-title{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;min-width:0}.chat-item-actions{display:flex;align-items:center;gap:4px;opacity:0;transition:opacity var(--transition-fast)}.chat-item:hover .chat-item-actions,.chat-item.active .chat-item-actions{opacity:1}.chat-item-btn{border:none;background:transparent;cursor:pointer;color:var(--text-muted);padding:2px;border-radius:4px;transition:all var(--transition-fast)}.chat-item-btn:hover{color:var(--accent);background:#ffffff0d}.chat-item-btn.delete-btn:hover{color:#ef4444}.sidebar-footer{border-top:1px solid var(--border-color);padding-top:15px;margin-top:auto;display:flex;flex-direction:column;gap:6px}.sidebar-footer-item{width:100%;padding:12px;border:none;border-radius:var(--border-radius-md);background:transparent;color:var(--text-secondary);display:flex;align-items:center;gap:12px;font-family:var(--font-heading);font-weight:500;font-size:.95rem;cursor:pointer;transition:all var(--transition-fast)}.sidebar-footer-item:hover{background:var(--bg-tertiary);color:var(--text-primary)}.sidebar-footer-item i{width:18px;height:18px}html[data-theme=dark] .sun-icon{display:block}html[data-theme=dark] .moon-icon,html[data-theme=light] .sun-icon{display:none}html[data-theme=light] .moon-icon{display:block}.chat-area{flex:1;height:100%;display:flex;flex-direction:column;position:relative;background-color:var(--bg-primary);transition:background-color var(--transition-normal)}.chat-header{height:var(--header-height);padding:0 24px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--border-color);background-color:var(--bg-glass);backdrop-filter:var(--glass-blur);-webkit-backdrop-filter:var(--glass-blur);z-index:90;transition:all var(--transition-normal)}.header-left{display:flex;align-items:center;gap:16px;min-width:0}.sidebar-toggle-btn{display:none}.chat-info{display:flex;flex-direction:column;min-width:0}.chat-title{font-family:var(--font-heading);font-size:1.15rem;font-weight:600;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.engine-badge{align-self:flex-start;display:flex;align-items:center;gap:6px;padding:2px 8px;border-radius:20px;background:var(--bg-tertiary);border:1px solid var(--border-color);margin-top:2px}.badge-dot{width:6px;height:6px;border-radius:50%;background-color:var(--accent);box-shadow:0 0 8px var(--accent);animation:pulseGlow 2s infinite}.badge-text{font-size:.75rem;font-weight:600;color:var(--text-secondary);letter-spacing:.2px}@keyframes 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rgba(255,255,255,.05);font-family:var(--font-heading);font-size:.75rem;font-weight:600;color:var(--text-secondary)}.code-block-header button{background:transparent;border:none;color:var(--text-secondary);display:flex;align-items:center;gap:6px;cursor:pointer;transition:color var(--transition-fast)}.code-block-header button:hover{color:var(--accent)}.code-block-header button i{width:14px;height:14px}.code-block-container pre{margin:0;padding:16px;overflow-x:auto}.code-block-container pre code{background-color:transparent!important;padding:0!important;border-radius:0!important;color:#e2e8f0;word-break:normal;white-space:pre;font-size:.85rem}.typing-indicator-wrapper{display:flex;gap:16px;align-self:flex-start;animation:messageSlideIn var(--transition-normal)}.typing-indicator-wrapper.hidden{display:none}.indicator-bubble{background-color:var(--bg-glass);border:var(--glass-border);backdrop-filter:var(--glass-blur);-webkit-backdrop-filter:var(--glass-blur);padding:14px 22px;border-radius:var(--border-radius-md);border-top-left-radius:4px;display:flex;align-items:center;gap:5px;box-shadow:var(--shadow-sm)}.indicator-bubble .dot{width:6px;height:6px;border-radius:50%;background-color:var(--text-secondary);opacity:.4;animation:typingBlink 1.4s infinite both}.indicator-bubble .dot:nth-child(2){animation-delay:.2s}.indicator-bubble .dot:nth-child(3){animation-delay:.4s}@keyframes typingBlink{0%{opacity:.4;transform:scale(1)}50%{opacity:1;transform:scale(1.15)}to{opacity:.4;transform:scale(1)}}.input-area{padding:16px 24px 24px;display:flex;flex-direction:column;gap:10px}.input-container-wrapper{max-width:800px;width:100%;margin:0 auto;position:relative}.input-container{background-color:var(--bg-glass-solid);border:var(--glass-border);border-radius:var(--border-radius-lg);box-shadow:var(--glass-shadow),0 0 25px var(--accent-glow-subtle);backdrop-filter:var(--glass-blur);-webkit-backdrop-filter:var(--glass-blur);padding:8px 8px 8px 16px;display:flex;align-items:flex-end;gap:12px;transition:all var(--transition-normal)}.input-container:focus-within{border-color:var(--accent);box-shadow:var(--glass-shadow),0 0 35px var(--accent-glow)}.input-container textarea{flex:1;background:transparent;border:none;outline:none;color:var(--text-primary);font-family:var(--font-body);font-size:.95rem;line-height:1.5;padding:10px 0;resize:none;max-height:200px;min-height:24px}.input-container textarea::placeholder{color:var(--text-muted)}.input-actions{display:flex;align-items:center;gap:6px}.action-btn{width:38px;height:38px;border-radius:var(--border-radius-md);border:none;background:transparent;color:var(--text-secondary);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all var(--transition-fast)}.action-btn:hover{color:var(--text-primary);background:#ffffff0d}.action-btn i{width:18px;height:18px}.action-btn.active{color:var(--accent);background:var(--accent-muted);animation:breathe 1.5s infinite}@keyframes breathe{0%{transform:scale(1);opacity:.8}50%{transform:scale(1.05);opacity:1}to{transform:scale(1);opacity:.8}}.send-btn{width:38px;height:38px;border-radius:var(--border-radius-md);border:none;background:var(--accent-gradient);color:var(--white);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all var(--transition-normal);box-shadow:0 4px 10px var(--accent-glow)}.send-btn:hover:not(:disabled){transform:scale(1.05);box-shadow:0 6px 15px var(--accent-glow)}.send-btn:active:not(:disabled){transform:scale(.98)}.send-btn:disabled{background:var(--bg-tertiary);color:var(--text-muted);cursor:not-allowed;box-shadow:none}.send-btn i{width:16px;height:16px;transition:transform var(--transition-fast)}.send-btn:hover:not(:disabled) i{transform:translate(2px,-2px)}.input-disclaimer{text-align:center;font-size:.75rem;color:var(--text-muted)}.modal-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background-color:#0009;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);z-index:200;display:none;align-items:center;justify-content:center;padding:20px;opacity:0;transition:opacity var(--transition-normal)}.modal-overlay.show{display:flex;opacity:1}.modal-container{width:100%;max-width:580px;background-color:var(--bg-secondary);border:var(--glass-border);border-radius:var(--border-radius-lg);box-shadow:var(--shadow-lg);display:flex;flex-direction:column;max-height:90vh;overflow:hidden;transform:scale(.95);transition:transform var(--transition-normal)}.modal-overlay.show .modal-container{transform:scale(1)}.modal-header{padding:20px 24px;border-bottom:1px solid var(--border-color);display:flex;align-items:center;justify-content:space-between}.modal-header h2{font-family:var(--font-heading);font-size:1.3rem;font-weight:700;color:var(--text-primary)}.modal-body{padding:24px;overflow-y:auto;display:flex;flex-direction:column;gap:28px}.settings-group{display:flex;flex-direction:column;gap:16px}.settings-group h3{font-family:var(--font-heading);font-size:1rem;font-weight:700;color:var(--text-primary);display:flex;align-items:center;gap:10px;border-bottom:1px solid var(--border-color);padding-bottom:8px}.settings-group h3 i{width:18px;height:18px;color:var(--accent)}.form-control{display:flex;flex-direction:column;gap:8px}.form-control label{font-family:var(--font-heading);font-weight:600;font-size:.9rem;color:var(--text-secondary)}.form-control select,.form-control input[type=text],.form-control input[type=password]{background-color:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:var(--border-radius-md);padding:12px 16px;color:var(--text-primary);font-family:var(--font-body);font-size:.95rem;outline:none;transition:all var(--transition-fast)}.form-control select:focus,.form-control input:focus{border-color:var(--accent);box-shadow:0 0 10px var(--accent-glow-subtle)}.password-input-wrapper{position:relative;display:flex}.password-input-wrapper input{width:100%;padding-right:48px!important}.password-toggle{position:absolute;right:4px;top:4px;bottom:4px;width:40px;background:transparent;border:none;color:var(--text-muted);cursor:pointer;display:flex;align-items:center;justify-content:center;border-radius:8px;transition:color var(--transition-fast)}.password-toggle:hover{color:var(--text-primary)}.password-toggle i{width:18px;height:18px}.hidden{display:none!important}.field-hint{font-size:.78rem;color:var(--text-muted);line-height:1.4}.field-hint code{background-color:#ffffff0d;padding:1px 4px;border-radius:3px;font-family:var(--font-mono)}.engine-info-note{background-color:var(--bg-tertiary);border-left:3px solid var(--accent);padding:12px 16px;border-radius:var(--border-radius-sm);display:flex;gap:12px;align-items:flex-start;font-size:.85rem;color:var(--text-secondary);line-height:1.4}.engine-info-note i{width:18px;height:18px;color:var(--accent);flex-shrink:0;margin-top:1px}.accent-picker{display:flex;gap:12px;align-items:center}.accent-dot{width:32px;height:32px;border-radius:50%;cursor:pointer;border:3px solid transparent;box-shadow:var(--shadow-sm);transition:all var(--transition-fast);position:relative}.accent-dot:hover{transform:scale(1.1)}.accent-dot.active{transform:scale(1.1);box-shadow:0 0 12px var(--dot-color)}.accent-dot.purple{background-color:#8b5cf6;--dot-color: rgba(139, 92, 246, .6)}.accent-dot.cyan{background-color:#06b6d4;--dot-color: rgba(6, 182, 212, .6)}.accent-dot.emerald{background-color:#10b981;--dot-color: rgba(16, 185, 129, .6)}.accent-dot.orange{background-color:#f97316;--dot-color: rgba(249, 115, 22, .6)}.accent-dot.pink{background-color:#ec4899;--dot-color: rgba(236, 72, 153, .6)}.accent-dot.purple.active,.accent-dot.cyan.active,.accent-dot.emerald.active,.accent-dot.orange.active,.accent-dot.pink.active{border-color:#ffffff40}.danger-zone{border:1px dashed #ef4444;padding:20px;border-radius:var(--border-radius-lg);background-color:#ef444405}.danger-zone h3{border-bottom:none;color:#ef4444!important}.danger-zone h3 i{color:#ef4444!important}.danger-zone p{font-size:.85rem;color:var(--text-secondary);margin-bottom:12px;line-height:1.4}.danger-btn{border:1px solid rgba(239,68,68,.3);background-color:#ef444414;color:#ef4444;padding:12px 20px;border-radius:var(--border-radius-md);cursor:pointer;font-family:var(--font-heading);font-weight:600;font-size:.95rem;display:flex;align-items:center;justify-content:center;gap:10px;transition:all var(--transition-fast)}.danger-btn:hover{background-color:#ef4444;color:var(--white);border-color:#ef4444;box-shadow:0 4px 15px #ef44444d}.danger-btn i{width:18px;height:18px}.modal-footer{padding:20px 24px;border-top:1px solid var(--border-color);display:flex;justify-content:flex-end}.btn{padding:12px 24px;border-radius:var(--border-radius-md);border:none;font-family:var(--font-heading);font-weight:600;font-size:.95rem;cursor:pointer;transition:all var(--transition-fast)}.btn-primary{background:var(--accent-gradient);color:var(--white);box-shadow:0 4px 12px var(--accent-glow)}.btn-primary:hover{transform:translateY(-1px);box-shadow:0 6px 18px var(--accent-glow)}@media (max-width: 900px){:root{--sidebar-width: 260px}.sidebar{position:fixed;left:0;top:0;bottom:0;transform:translate(-100%)}.sidebar.open{transform:translate(0)}.sidebar-close-btn{display:flex}.sidebar-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background-color:#00000080;backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);z-index:95;display:none;opacity:0;transition:opacity var(--transition-normal)}.sidebar-overlay.show{display:block;opacity:1}.sidebar-toggle-btn{display:flex}.suggestion-grid{grid-template-columns:1fr}}@media (max-width: 600px){.messages-container{padding:20px 16px}.message-bubble{max-width:90%}.welcome-hero h2{font-size:1.8rem}.chat-header{padding:0 16px}.input-area{padding:10px 16px 16px}.modal-container{max-height:95vh}.modal-body{padding:16px}}.status-section{border-top:1px solid var(--border-color);padding:15px 0 0;margin-top:auto;display:flex;flex-direction:column;gap:10px}.status-header{display:flex;align-items:center;justify-content:space-between;font-family:var(--font-heading);font-size:.76rem;font-weight:700;text-transform:uppercase;letter-spacing:.8px;color:var(--text-muted);padding:0 4px}.status-toggle-btn{background:transparent;border:none;cursor:pointer;color:var(--text-muted);display:flex;align-items:center;justify-content:center;padding:2px;border-radius:4px;transition:all var(--transition-fast)}.status-toggle-btn:hover{color:var(--accent);background:#ffffff0d}.status-toggle-btn i{width:13px;height:13px}.status-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:6px}.status-item{display:flex;align-items:center;padding:8px 10px;background:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:var(--border-radius-md);font-size:.8rem;color:var(--text-secondary);transition:all var(--transition-fast)}.status-item:hover{border-color:var(--border-color-focus);background:var(--bg-glass)}.status-indicator{width:6px;height:6px;border-radius:50%;background-color:var(--text-muted);margin-right:6px;flex-shrink:0;transition:background-color var(--transition-fast),box-shadow var(--transition-fast)}.status-indicator.online{background-color:#10b981;box-shadow:0 0 6px #10b98199}.status-indicator.slow{background-color:#f97316;box-shadow:0 0 6px #f9731699}.status-indicator.offline{background-color:#ef4444;box-shadow:0 0 6px #ef444499}.status-name{flex:1;font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.status-val{font-family:var(--font-mono);font-size:.72rem;color:var(--text-muted)}.status-item:hover .status-val{color:var(--text-primary)}.form-control-row{display:flex;gap:12px}.text-action-btn{background:transparent;border:none;color:var(--text-muted);font-size:.72rem;font-weight:600;cursor:pointer;padding:2px 6px;border-radius:var(--border-radius-sm);transition:all var(--transition-fast)}.text-action-btn:hover{color:var(--accent);background-color:var(--accent-muted)}.server-checkbox-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:8px;max-height:160px;overflow-y:auto;border:1px solid var(--border-color);border-radius:var(--border-radius-md);padding:12px;background-color:var(--bg-tertiary)}.server-checkbox-item{display:flex;align-items:center;gap:6px;font-size:.8rem;color:var(--text-secondary);cursor:pointer;padding:6px 8px;border-radius:var(--border-radius-sm);background-color:#ffffff05;transition:all var(--transition-fast);-webkit-user-select:none;user-select:none}.server-checkbox-item:hover{color:var(--text-primary);background-color:#ffffff0d}.server-checkbox-item input{accent-color:var(--accent);cursor:pointer;width:14px;height:14px}.advanced-settings-accordion{border:1px solid var(--border-color);border-radius:var(--border-radius-md);padding:12px 16px;background-color:var(--bg-tertiary)}.advanced-settings-accordion summary{font-family:var(--font-heading);font-weight:600;font-size:.88rem;cursor:pointer;color:var(--text-secondary);display:flex;align-items:center;gap:8px;list-style:none;-webkit-user-select:none;user-select:none}.advanced-settings-accordion summary::-webkit-details-marker{display:none}.advanced-settings-accordion summary:hover{color:var(--text-primary)}.advanced-settings-accordion[open] summary{border-bottom:1px solid var(--border-color);padding-bottom:8px;margin-bottom:8px}.form-control textarea{background-color:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:var(--border-radius-md);padding:12px 16px;color:var(--text-primary);font-family:var(--font-body);font-size:.9rem;outline:none;resize:vertical;transition:all var(--transition-fast)}.form-control textarea:focus{border-color:var(--accent);box-shadow:0 0 10px var(--accent-glow-subtle)}.spinning{animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.error-border{border-color:#ef4444!important;box-shadow:0 0 8px #ef444440!important}