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.2s}.theme-card[data-theme-name=light] .theme-preview{background-color:#fff;border:1px solid #e5e7eb;color:#111827}.theme-card[data-theme-name=dark] .theme-preview{background-color:#1f2937;border:1px solid #374151;color:#f3f4f6}.theme-preview:after{content:"";position:absolute;bottom:8px;right:8px;width:16px;height:16px;border-radius:50%;background-color:var(--accent-primary);box-shadow:0 0 0 2px var(--sidebar-bg-color);z-index:2}.subscription-info-card{background-color:var(--input-bg-color);border:1px solid var(--border-color);border-radius:12px;padding:1.5rem;border-left:4px solid var(--secondary-text-color)}.subscription-info-card.active{border-left-color:var(--accent-primary)}.subscription-info-card.warning{border-left-color:#f59e0b}.plan-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:.5rem}.plan-header h4{margin:0;font-size:1.1rem;font-weight:600}.status-badge{font-size:.75rem;font-weight:700;text-transform:uppercase;padding:4px 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solid var(--accent-primary);padding:.75rem 1rem;border-radius:8px;margin-bottom:1.5rem}.upgrade-prompt>svg{color:var(--accent-primary)}.upgrade-prompt>span{font-weight:500;font-size:.9rem;color:var(--primary-text-color);flex-grow:1}.upgrade-prompt>button{background-color:var(--accent-primary);color:#fff;border:none;padding:.4rem .8rem;border-radius:6px;font-weight:500;cursor:pointer}.integrations-list{display:flex;flex-direction:column;gap:1rem}.integration-card{display:flex;justify-content:space-between;align-items:center;padding:1.25rem;background-color:var(--input-bg-color);border:1px solid var(--border-color);border-radius:12px}.integration-info h4{margin:0 0 .25rem;font-size:1rem}.integration-info p{margin:0;font-size:.85rem;color:var(--secondary-text-color)}.switch{position:relative;display:inline-block;width:44px;height:24px}.switch input{opacity:0;width:0;height:0}.slider{position:absolute;cursor:pointer;top:0;left:0;right:0;bottom:0;background-color:var(--border-color);transition:.4s;border-radius:34px}.slider:before{position:absolute;content:"";height:18px;width:18px;left:3px;bottom:3px;background-color:#fff;transition:.4s;border-radius:50%;box-shadow:0 2px 4px #0003}input:checked+.slider{background-color:var(--accent-primary)}input:checked+.slider:before{transform:translate(20px)}input:disabled+.slider{opacity:.5;cursor:not-allowed}.modal-actions{margin-top:2rem;display:flex;justify-content:flex-end;gap:1rem;border-top:1px solid var(--border-color);padding-top:1.5rem}.modal-button{padding:.6rem 1.25rem;border-radius:8px;font-weight:500;font-size:.95rem;cursor:pointer;border:1px solid transparent;transition:all .2s;display:flex;align-items:center;justify-content:center}.modal-button-cancel{background-color:transparent;border-color:var(--border-color);color:var(--primary-text-color)}.modal-button-cancel:hover{background-color:var(--button-hover-bg)}.modal-button-save{background-color:var(--accent-primary);color:#fff}.modal-button-save:hover{background-color:var(--accent-hover);transform:translateY(-1px)}.error-text{color:#ef4444;font-size:.85rem;margin-top:.5rem;display:block}@media (max-width: 768px){.modal-content{flex-direction:column;max-height:90vh}.settings-sidebar{width:100%;flex-direction:row;overflow-x:auto;padding:.75rem;border-right:none;border-bottom:1px solid var(--border-color);gap:.5rem}.settings-sidebar h2{display:none}.settings-tab-button{padding:.5rem .75rem;white-space:nowrap;justify-content:center;border-radius:99px;border:1px solid var(--border-color)}.settings-tab-button.active{background-color:var(--accent-primary);color:#fff;border-color:var(--accent-primary)}.settings-tab-button.active svg{color:#fff}.settings-tab-button svg{display:none}.settings-content{padding:1.5rem}.theme-options{grid-template-columns:1fr}.modal-actions{flex-direction:column-reverse}.modal-button{width:100%}}.notification-popup{position:fixed;top:20px;left:50%;transform:translate(-50%,-150%);background-color:#424242;color:#ececec;padding:.75rem 1.5rem;border-radius:9999px;font-weight:500;z-index:2000;opacity:0;transition:transform .4s cubic-bezier(.25,1,.5,1),opacity .4s ease;pointer-events:none;border:1px solid var(--border-color)}.notification-popup.visible{opacity:1;transform:translate(-50%)}.notification-popup.error{background-color:#ef434333;color:#f87171;border:1px solid hsla(0,84%,60%,.5)}[data-theme=light] .notification-popup{background-color:var(--sidebar-bg-color);color:var(--primary-text-color);box-shadow:0 2px 8px #0000001a}[data-theme=light] .notification-popup.error{background-color:#fef2f2;color:#991b1b;border-color:#fecaca}@keyframes spin{to{transform:rotate(360deg)}}@keyframes floatBlob{0%{transform:translate(0) scale(1)}33%{transform:translate(30px,-50px) scale(1.1)}66%{transform:translate(-20px,20px) scale(.9)}to{transform:translate(0) scale(1)}}.auth-container{display:flex;justify-content:center;align-items:center;min-height:100svh;background-color:var(--main-bg-color);position:relative;overflow:hidden}.auth-background{position:absolute;top:0;left:0;width:100%;height:100%}.circle{position:absolute;border-radius:50%;filter:blur(80px);opacity:.5;animation:floatBlob 20s infinite 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.5rem;color:var(--primary-text-color)}.auth-subtitle{font-size:1.1rem;font-weight:500;color:var(--secondary-text-color);margin:0 0 2rem}.auth-form-group{margin-bottom:1.25rem;text-align:left}.auth-form-group label{display:block;margin-bottom:.5rem;font-weight:600;font-size:.875rem;color:var(--primary-text-color)}.auth-form-group input{width:100%;padding:.75rem 1rem;border-radius:12px;border:1px solid var(--border-color);background-color:var(--input-bg-color);color:var(--primary-text-color);font-size:1rem;box-sizing:border-box;transition:all .2s var(--ease-spring)}.auth-form-group input:focus{outline:none;border-color:var(--accent-primary);box-shadow:0 0 0 3px var(--accent-bg)}.auth-button{background-color:var(--accent-primary);color:#fff;padding:.75rem 1.5rem;border:none;border-radius:12px;cursor:pointer;font-weight:600;font-size:1rem;transition:transform .2s var(--ease-spring),filter .2s 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var(--border-color);border-radius:8px;box-shadow:0 4px 12px #0003;padding:4px;z-index:100;min-width:120px;display:flex;flex-direction:column;gap:2px}.menu-action-button{display:flex;align-items:center;gap:8px;width:100%;padding:6px 8px;background:transparent;border:none;border-radius:4px;cursor:pointer;text-align:left;color:var(--primary-text-color);font-size:.85rem}.menu-action-button:hover{background-color:var(--button-hover-bg)}.menu-action-button.destructive:hover{background-color:#ef44441a;color:#ef4444}.sidebar-footer{padding:1rem;border-top:1px solid var(--border-color);margin-top:auto}.user-profile-wrapper{position:relative}.user-profile-menu{position:absolute;bottom:calc(100% + 10px);left:0;width:100%;min-width:200px;background-color:var(--main-bg-color);border:1px solid var(--border-color);border-radius:12px;box-shadow:0 -4px 20px #00000026;padding:6px;z-index:200;display:flex;flex-direction:column;gap:2px;opacity:0;transform:translateY(10px) scale(.95);pointer-events:none;transform-origin:bottom center;transition:opacity .2s var(--ease-spring),transform .2s var(--ease-spring)}.user-profile-menu.open{opacity:1;transform:translateY(0) scale(1);pointer-events:auto}.menu-button{display:flex;align-items:center;gap:10px;width:100%;padding:8px 10px;background:transparent;border:none;border-radius:6px;cursor:pointer;color:var(--primary-text-color);font-size:.9rem;text-align:left;transition:background-color .2s}.menu-button:hover{background-color:var(--button-hover-bg)}.menu-button.destructive{color:#ef4444}.menu-button.destructive:hover{background-color:#ef44441a}.user-profile-menu-divider{height:1px;background-color:var(--border-color);margin:4px 0}.user-profile{display:flex;align-items:center;gap:10px;padding:8px;border-radius:8px;cursor:pointer;transition:background-color .2s}.user-profile:hover{background-color:var(--button-hover-bg)}.user-avatar{width:32px;height:32px;border-radius:50%;background-color:var(--accent-primary);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:600;font-size:.9rem;flex-shrink:0}.user-name{font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-size:.9rem;flex-grow:1;opacity:1;transition:opacity .1s ease-out}.sidebar:not(.is-collapsed) .user-name{transition:opacity .3s .25s ease-in}.user-options-button{background:none;border:none;color:var(--secondary-text-color);cursor:pointer;display:flex;opacity:1;transition:opacity .1s ease-out}.sidebar:not(.is-collapsed) .user-options-button{transition:opacity .3s .25s ease-in}.sidebar.is-collapsed .user-name,.sidebar.is-collapsed .user-options-button{opacity:0;width:0;display:none}.sidebar.is-collapsed .user-profile{justify-content:center;padding:0;width:44px;height:44px;margin:0 auto}.upgrade-banner-wrapper{position:relative;margin-bottom:1rem}.upgrade-banner{background:var(--accent-bg);border:1px solid var(--accent-primary);color:var(--accent-text);padding:10px;border-radius:8px;display:flex;align-items:center;gap:8px;cursor:pointer;font-size:.9rem;font-weight:600;overflow:hidden;white-space:nowrap;transition:padding .3s ease}.banner-text{transition:opacity .1s ease-out}.sidebar:not(.is-collapsed) .banner-text{transition:opacity .3s .2s ease-in}.sidebar.is-collapsed .banner-text{opacity:0;width:0;display:none}.sidebar.is-collapsed .upgrade-banner{justify-content:center;padding:10px;width:44px;height:44px;margin:0 auto;box-sizing:border-box}.dismiss-banner-btn{position:absolute;top:-6px;right:-6px;background:var(--main-bg-color);border:1px solid var(--border-color);color:var(--secondary-text-color);width:20px;height:20px;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;opacity:0;transition:opacity .2s}.upgrade-banner-wrapper:hover .dismiss-banner-btn{opacity:1}.sidebar.is-collapsed .dismiss-banner-btn{display:none}@media (max-width: 768px){.sidebar{position:fixed;left:0;top:0;bottom:0;width:280px;transform:translate(-100%);z-index:1100;transition:transform .3s var(--ease-spring)}.sidebar.mobile-open{transform:translate(0);box-shadow:10px 0 50px #0000004d}.sidebar-overlay{display:block;position:fixed;top:0;right:0;bottom:0;left:0;background:var(--overlay-scrim);z-index:1050;animation:fadeInOverlay .3s}@keyframes fadeInOverlay{0%{opacity:0}to{opacity:1}}.collapse-button{display:none}.mobile-close-button{display:flex!important;width:32px;height:32px;align-items:center;justify-content:center;padding:0;border-radius:6px;color:var(--primary-text-color)}.mobile-close-button:hover{background-color:var(--button-hover-bg)}.sidebar.is-collapsed{width:280px}.sidebar.is-collapsed .sidebar-logo-link{opacity:1;width:auto;pointer-events:auto}.sidebar.is-collapsed .sidebar-top{justify-content:space-between;padding:.75rem 1rem}.sidebar.is-collapsed .sidebar-logo-text,.sidebar.is-collapsed .button-text,.sidebar.is-collapsed .user-name{opacity:1;width:auto;margin-left:12px;display:block}.sidebar.is-collapsed .sidebar-conversations{opacity:1;pointer-events:auto;visibility:visible}.sidebar.is-collapsed .sidebar-button,.sidebar.is-collapsed .new-chat-button{justify-content:flex-start;width:calc(100% - 16px);margin:0 8px}.sidebar.is-collapsed .user-profile{justify-content:flex-start;padding:8px;width:auto;height:auto}.sidebar.is-collapsed .banner-text{opacity:1;width:auto;display:inline}.sidebar.is-collapsed .upgrade-banner{width:auto;height:auto;justify-content:flex-start;padding:10px}}.confirm-modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background-color:#0009;display:flex;justify-content:center;align-items:center;z-index:2000;opacity:0;animation:fadeIn .2s ease-out forwards}@keyframes fadeIn{to{opacity:1}}.confirm-modal-content{background-color:var(--sidebar-bg-color);padding:1.5rem 2rem;border-radius:12px;width:90%;max-width:400px;border:1px solid var(--border-color);color:var(--primary-text-color);box-shadow:0 10px 25px -5px #0000004d;transform:scale(.95);opacity:0;animation:scaleIn .2s .05s ease-out forwards}@keyframes scaleIn{to{transform:scale(1);opacity:1}}.confirm-modal-header{display:flex;align-items:center;gap:.75rem;padding-bottom:.75rem;border-bottom:2px solid var(--border-color);margin-bottom:1rem}.confirm-modal-icon{color:var(--secondary-text-color);flex-shrink:0}.confirm-modal-content h3{margin:0;font-size:1.125rem;font-weight:600;text-align:left}.confirm-modal-content p{color:var(--secondary-text-color);font-size:.9rem;margin-bottom:1.5rem;line-height:1.5;text-align:left}.confirm-modal-actions{display:flex;justify-content:flex-end;gap:.5rem}.confirm-modal-button{border:none;padding:.5rem 1rem;border-radius:9999px;font-weight:500;cursor:pointer;transition:all .2s ease-in-out;font-size:.875rem;min-width:80px}.confirm-modal-button.cancel{background-color:var(--main-bg-color);color:#ececec;border:1px solid var(--border-color)}.confirm-modal-button.cancel:hover{background-color:var(--button-hover-bg)}.confirm-modal-button.confirm{background-color:#fff;color:#000}.confirm-modal-button.confirm:hover{background-color:#f0f0f0}.confirm-modal-button.confirm.destructive{background-color:#ef4444;color:#fff}.confirm-modal-button.confirm.destructive:hover{background-color:#dc2626}[data-theme=light] .confirm-modal-content{box-shadow:0 10px 25px -5px #0000001a}[data-theme=light] .confirm-modal-button.cancel{background-color:var(--main-bg-color);color:var(--primary-text-color)}[data-theme=light] .confirm-modal-button.confirm{background-color:var(--primary-text-color);color:var(--main-bg-color)}[data-theme=light] .confirm-modal-button.confirm:hover{background-color:#374151}.rename-modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background-color:#0009;display:flex;justify-content:center;align-items:center;z-index:2000;opacity:0;animation:fadeIn .2s ease-out forwards}.rename-modal-content{background-color:var(--sidebar-bg-color);padding:1.5rem 2rem;border-radius:12px;width:90%;max-width:400px;border:1px solid var(--border-color);color:var(--primary-text-color);box-shadow:0 10px 25px -5px #0000004d;transform:scale(.95);opacity:0;animation:scaleIn .2s .05s ease-out forwards}.rename-modal-header{display:flex;align-items:center;gap:.75rem;padding-bottom:.75rem;border-bottom:2px solid var(--border-color);margin-bottom:1rem}.rename-modal-icon{color:var(--secondary-text-color);flex-shrink:0}.rename-modal-content h3{margin:0;font-size:1.125rem;font-weight:600;text-align:left}.rename-modal-content input{width:100%;padding:.75rem 1rem;border-radius:8px;border:1px solid var(--border-color);background-color:var(--main-bg-color);color:var(--primary-text-color);font-size:1rem;box-sizing:border-box;transition:border-color .2s,box-shadow .2s;margin-bottom:1.5rem}.rename-modal-content input:focus{outline:none;border-color:#19c37d;box-shadow:0 0 0 2px #28af604d}.rename-modal-actions{display:flex;justify-content:flex-end;gap:.5rem}.rename-modal-button{border:none;padding:.5rem 1rem;border-radius:9999px;font-weight:500;cursor:pointer;transition:background-color .2s ease-in-out;font-size:.875rem;min-width:80px}.rename-modal-button.cancel{background-color:var(--main-bg-color);color:#ececec;border:1px solid var(--border-color)}.rename-modal-button.cancel:hover{background-color:var(--button-hover-bg)}.rename-modal-button.save{background-color:#fff;color:#000}.rename-modal-button.save:hover{background-color:#f0f0f0}[data-theme=light] .rename-modal-content{box-shadow:0 10px 25px -5px #0000001a}[data-theme=light] .rename-modal-content input:focus{box-shadow:0 0 0 2px #28af6066}[data-theme=light] .rename-modal-button.save{background-color:var(--primary-text-color);color:var(--main-bg-color)}[data-theme=light] .rename-modal-button.save:hover{background-color:#374151}.notifications-modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background-color:#0009;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;justify-content:center;align-items:center;z-index:1200;opacity:0;animation:fadeIn .3s ease forwards}.notifications-modal-content{width:90%;max-width:800px;height:650px;max-height:90vh;background-color:var(--sidebar-bg-color);border:1px solid var(--border-color);border-radius:16px;box-shadow:0 20px 50px -12px #00000080;display:flex;overflow:hidden;transform:scale(.95);opacity:0;animation:scaleIn .3s .1s var(--ease-spring) forwards}.notif-sidebar{width:220px;background-color:var(--main-bg-color);border-right:1px solid var(--border-color);display:flex;flex-direction:column;padding:1.5rem 1rem;flex-shrink:0}.notif-header{margin-bottom:1.5rem;padding-left:.5rem}.notif-header h2{margin:0;font-size:1.2rem;font-weight:700;color:var(--primary-text-color);display:flex;align-items:center;gap:10px}.notif-tabs{display:flex;flex-direction:column;gap:.5rem}.notif-tab-btn{display:flex;align-items:center;gap:12px;padding:10px 12px;border:none;background:transparent;border-radius:10px;color:var(--secondary-text-color);font-size:.95rem;font-weight:500;transition:all .2s;cursor:pointer;text-align:left}.notif-tab-btn:hover{background-color:var(--button-hover-bg);color:var(--primary-text-color)}.notif-tab-btn.active{background-color:var(--accent-bg);color:var(--accent-primary);font-weight:600}.notif-count-badge{margin-left:auto;background-color:var(--border-color);color:var(--primary-text-color);font-size:.75rem;padding:2px 8px;border-radius:12px;min-width:20px;text-align:center}.notif-tab-btn.active .notif-count-badge{background-color:var(--accent-primary);color:#fff}.notif-main{flex:1;display:flex;flex-direction:column;background-color:var(--sidebar-bg-color);position:relative;min-width:0}.notif-main-header{padding:1.25rem 2rem;border-bottom:1px solid var(--border-color);display:flex;justify-content:space-between;align-items:center;background-color:var(--sidebar-bg-color);flex-shrink:0}.notif-main-header h3{margin:0;font-size:1.1rem;font-weight:600;color:var(--primary-text-color)}.close-modal-btn{color:var(--secondary-text-color);background:transparent;border:none;padding:8px;border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background-color .2s}.close-modal-btn:hover{background-color:var(--button-hover-bg);color:var(--primary-text-color)}.notif-list{flex:1;overflow-y:auto;padding:2rem;display:flex;flex-direction:column;gap:1rem}.notif-empty{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;color:var(--secondary-text-color);gap:1rem;opacity:.8}.notif-empty svg{width:48px;height:48px;color:var(--accent-primary);opacity:.5}.task-card{background-color:var(--main-bg-color);border:1px solid var(--border-color);border-radius:12px;padding:1.25rem;display:flex;justify-content:space-between;align-items:flex-start;gap:1rem;transition:transform .2s,border-color .2s}.task-card:hover{border-color:var(--accent-primary);box-shadow:0 4px 12px #0000000d;transform:translateY(-1px)}.task-info{flex:1}.task-info h4{margin:0 0 .4rem;color:var(--primary-text-color);font-size:1rem;font-weight:600}.task-desc{margin:0 0 .8rem;color:var(--secondary-text-color);font-size:.9rem;line-height:1.4}.task-meta{display:flex;align-items:center;gap:1rem;font-size:.8rem;color:var(--secondary-text-color)}.task-time{display:flex;align-items:center;gap:6px;background-color:var(--button-hover-bg);padding:4px 8px;border-radius:6px;font-weight:500}.status-completed{color:#10b981;font-weight:600;display:flex;align-items:center;gap:4px}.task-actions{display:flex}.task-action-btn{padding:8px;border:none;background:transparent;border-radius:8px;color:var(--secondary-text-color);cursor:pointer;transition:all .2s;display:flex;align-items:center;justify-content:center}.task-action-btn:hover{background-color:var(--button-hover-bg);color:var(--primary-text-color)}.task-action-btn.delete:hover{color:#ef4444;background-color:#ef44441a}@media (max-width: 768px){.notifications-modal-content{flex-direction:column;width:100%;height:100%;border-radius:0}.notif-sidebar{width:100%;flex-direction:row;align-items:center;padding:.75rem;overflow-x:auto;border-right:none;border-bottom:1px solid var(--border-color)}.notif-header h2 span{display:none}.notif-tabs{flex-direction:row;flex:1}.notif-tab-btn{white-space:nowrap;padding:8px 12px}.notif-list{padding:1.5rem}}.provider-selector-button{width:100%;display:flex;align-items:center;justify-content:space-between;padding:.75rem 1rem;background-color:var(--main-bg-color);border:1px solid var(--border-color);border-radius:8px;color:var(--primary-text-color);font-size:1rem;cursor:pointer;text-align:left;transition:border-color .2s,box-shadow .2s}.provider-selector-button:hover,.provider-selector-button:focus-visible{outline:none;border-color:#19c37d;box-shadow:0 0 0 2px #28af604d}.provider-info{display:flex;align-items:center;gap:.75rem;font-weight:500}.provider-icon{width:20px;height:20px;color:var(--primary-text-color)}.chevron-icon{color:var(--secondary-text-color);transition:transform .2s ease-in-out}.provider-selector-dropdown{position:absolute;top:calc(100% + 4px);left:0;right:0;background-color:var(--sidebar-bg-color);border:1px solid var(--border-color);border-radius:8px;padding:.5rem;z-index:1010;box-shadow:0 8px 16px #0003;opacity:0;transform:translateY(-10px);animation:dropdown-fade-in .2s ease forwards}@keyframes dropdown-fade-in{to{opacity:1;transform:translateY(0)}}.provider-item{display:flex;align-items:center;gap:.75rem;padding:.75rem;border-radius:6px;cursor:pointer;transition:background-color .2s;font-weight:500}.provider-item.selected{background-color:var(--button-hover-bg);font-weight:600}.provider-selector{position:relative;width:100%}.provider-selector-button{width:100%;display:flex;align-items:center;justify-content:space-between;padding:.75rem 1rem;background-color:var(--input-bg-color);border:1px solid var(--border-color);border-radius:8px;color:var(--primary-text-color);font-size:.95rem;cursor:pointer;text-align:left;transition:border-color .2s,box-shadow .2s}.provider-selector-button:hover,.provider-selector-button:focus-visible{outline:none;border-color:var(--accent-primary);box-shadow:0 0 0 3px var(--accent-bg)}.provider-info{display:flex;align-items:center;gap:10px;font-weight:500}.provider-icon{width:20px;height:20px;color:var(--primary-text-color);flex-shrink:0}.provider-selector-dropdown{position:absolute;top:calc(100% + 6px);left:0;right:0;background-color:var(--sidebar-bg-color);border:1px solid var(--border-color);border-radius:8px;padding:6px;z-index:1010;box-shadow:0 10px 25px #0003;opacity:0;animation:dropdown-fade-in .15s ease-out forwards}.provider-item{display:flex;align-items:center;gap:10px;padding:.6rem .75rem;border-radius:6px;cursor:pointer;transition:background-color .2s;font-weight:500;font-size:.9rem;color:var(--primary-text-color)}.provider-item:hover{background-color:var(--button-hover-bg)}.provider-item.selected{background-color:var(--accent-bg);color:var(--accent-primary)}.provider-item.selected .provider-icon{color:var(--accent-primary)}.custom-model-selector{position:relative;width:100%;flex-grow:1}.custom-model-selector-button{width:100%;display:flex;align-items:center;justify-content:space-between;padding:.75rem 1rem;background-color:var(--input-bg-color);border:1px solid var(--border-color);border-radius:8px;color:var(--primary-text-color);font-size:.95rem;text-align:left;cursor:pointer;transition:border-color .2s,box-shadow .2s}.custom-model-selector-button:not(:disabled):hover,.custom-model-selector-button:not(:disabled):focus-visible{outline:none;border-color:var(--accent-primary);box-shadow:0 0 0 3px var(--accent-bg)}.custom-model-selector-button:disabled{opacity:.6;cursor:not-allowed;background-color:var(--button-hover-bg)}.selected-model-name{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.chevron-icon{color:var(--secondary-text-color);transition:transform .2s ease-in-out;flex-shrink:0}.chevron-icon.open{transform:rotate(180deg)}.custom-model-selector-dropdown{position:absolute;top:calc(100% + 6px);left:0;right:0;max-height:260px;overflow-y:auto;background-color:var(--sidebar-bg-color);border:1px solid var(--border-color);border-radius:8px;padding:6px;z-index:1010;box-shadow:0 10px 25px #0003;opacity:0;animation:dropdown-fade-in .15s ease-out forwards}@keyframes dropdown-fade-in{0%{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}.model-dropdown-item{display:flex;align-items:center;justify-content:space-between;gap:.75rem;padding:.6rem .75rem;border-radius:6px;cursor:pointer;transition:background-color .2s;font-weight:500;font-size:.9rem;color:var(--primary-text-color);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.model-dropdown-item:not(.empty):hover{background-color:var(--button-hover-bg)}.model-dropdown-item.selected{background-color:var(--accent-bg);color:var(--accent-primary)}.checkmark-icon{color:var(--accent-primary);flex-shrink:0}.model-dropdown-item.empty{color:var(--secondary-text-color);cursor:default;font-style:italic;justify-content:center}.voice-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:12px 0 20px}.voice-card{border:1px solid var(--border-color);border-radius:12px;padding:12px;background:var(--input-bg-color);transition:all .2s cubic-bezier(.4,0,.2,1);cursor:pointer;position:relative;display:flex;flex-direction:column;min-height:120px}.voice-card:hover{transform:translateY(-2px);border-color:var(--secondary-text-color);box-shadow:0 4px 12px #0000000d}.voice-card.selected{border-color:var(--accent-primary);box-shadow:0 0 0 1px var(--accent-primary),0 4px 12px var(--accent-bg);background-color:var(--accent-bg)}.voice-card-header{display:flex;align-items:center;gap:8px;margin-bottom:4px}.voice-card-header h4{margin:0;font-weight:700;font-size:.95rem;color:var(--primary-text-color)}.voice-gender{width:8px;height:8px;border-radius:50%;flex-shrink:0;margin-top:1px}.voice-gender.female{background-color:#ec4899}.voice-gender.male{background-color:#3b82f6}.voice-desc{margin:0 0 16px;color:var(--secondary-text-color);font-size:.8rem;line-height:1.3;flex-grow:1}.voice-actions{display:flex;justify-content:space-between;align-items:center;gap:8px;margin-top:auto}.preview-btn{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--border-color);background:transparent;color:var(--primary-text-color);padding:5px 10px;border-radius:6px;cursor:pointer;font-size:.8rem;font-weight:500;transition:all .2s}.preview-btn svg{font-size:10px;fill:currentColor}.preview-btn:hover:not(:disabled){background:var(--button-hover-bg);border-color:var(--secondary-text-color)}.preview-btn:disabled{opacity:.5;cursor:not-allowed}.select-radio{display:inline-flex;align-items:center;gap:6px;font-size:.85rem;color:var(--primary-text-color);cursor:pointer;font-weight:500}.select-radio input[type=radio]{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:18px;height:18px;border:2px solid var(--border-color);border-radius:50%;margin:0;position:relative;transition:border-color .2s,background-color .2s;cursor:pointer;display:grid;place-content:center;background-color:transparent}.select-radio input[type=radio]:checked{border-color:var(--accent-primary);background-color:var(--accent-primary)}.select-radio input[type=radio]:before{content:"";width:6px;height:6px;border-radius:50%;transform:scale(0);transition:.12s transform ease-in-out;background-color:#fff}[data-theme=dark] .select-radio input[type=radio]:before{background-color:#000}.select-radio input[type=radio]:checked:before{transform:scale(1)}@media (max-width: 600px){.voice-grid{grid-template-columns:1fr}}@keyframes slideInRight{0%{transform:translate(100%)}to{transform:translate(0)}}@keyframes slideOutRight{0%{transform:translate(0)}to{transform:translate(100%)}}@keyframes fadeInOverlay{0%{opacity:0}to{opacity:1}}@keyframes fadeOutOverlay{0%{opacity:1}to{opacity:0}}@keyframes slideUpPanel{0%{transform:translateY(100%)}to{transform:translateY(0)}}@keyframes slideDownPanel{0%{transform:translateY(0)}to{transform:translateY(100%)}}.side-panel-container{position:fixed;top:0;right:0;bottom:0;width:350px;background-color:var(--main-bg-color);border-left:1px solid var(--border-color);z-index:2000;display:flex;flex-direction:column;height:100vh;max-height:100vh;overflow:hidden;box-shadow:-5px 0 20px #0000001a;animation:slideInRight .3s cubic-bezier(.16,1,.3,1) forwards}.side-panel-container.closing{animation:slideOutRight .3s cubic-bezier(.4,0,.2,1) forwards}.side-panel-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:transparent;z-index:1999;animation:fadeInOverlay .3s ease forwards}.side-panel-overlay.closing{animation:fadeOutOverlay .3s ease forwards}.side-panel-content{display:flex;flex-direction:column;height:100%;min-height:0;overflow:hidden}.side-panel-header{flex:0 0 auto;padding:16px;border-bottom:1px solid var(--border-color);display:flex;justify-content:space-between;align-items:center;background-color:var(--main-bg-color)}.side-panel-header h3{margin:0;font-size:1.1rem;font-weight:600}.close-panel-btn{cursor:pointer;color:var(--secondary-text-color)}.sources-list{flex:1;overflow-y:auto;min-height:0;padding:16px 12px 40px 16px;display:flex;flex-direction:column;gap:12px;scrollbar-width:thin;scrollbar-color:var(--secondary-text-color) transparent}.sources-list::-webkit-scrollbar{width:8px;height:8px;display:block}.sources-list::-webkit-scrollbar-track{background:transparent;margin:4px 0}.sources-list::-webkit-scrollbar-thumb{background-color:#d1d5db;border-radius:4px;border:2px solid var(--main-bg-color)}[data-theme=dark] .sources-list::-webkit-scrollbar-thumb{background-color:#52525b}.sources-list::-webkit-scrollbar-thumb:hover{background-color:var(--secondary-text-color)}.source-card{display:block;padding:12px;background-color:var(--button-hover-bg);border-radius:8px;border:1px solid transparent;text-decoration:none;color:inherit;transition:all .2s;flex-shrink:0}.source-card:hover{background-color:var(--input-bg-color);border-color:var(--border-color);transform:translateY(-1px)}.source-card-header{display:flex;align-items:center;gap:8px;margin-bottom:6px}.source-favicon img{width:16px;height:16px;border-radius:2px}.source-title{font-weight:600;font-size:.9rem;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}.source-snippet{font-size:.8rem;color:var(--secondary-text-color);line-height:1.4;display:-webkit-box;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:8px}.source-url{font-size:.75rem;color:var(--secondary-text-color);display:flex;align-items:center;gap:4px}@media (max-width: 768px){.side-panel-container{width:100%;top:auto;height:80vh;border-radius:16px 16px 0 0;border-left:none;border-top:1px solid var(--border-color);animation:slideUpPanel .3s cubic-bezier(.16,1,.3,1) forwards}.side-panel-container.closing{animation:slideDownPanel .3s cubic-bezier(.4,0,.2,1) forwards}.side-panel-overlay{background:#0006}}.model-selector{position:relative;display:inline-block;font-family:inherit}.model-selector-placeholder{height:38px;width:150px}.model-selector-button{background:none;border:none;color:var(--primary-text-color);font-size:1.1rem;font-weight:500;display:flex;align-items:center;gap:.5rem;padding:.5rem .75rem;border-radius:8px;cursor:pointer;transition:background-color .2s ease}.model-selector-button:hover{background-color:var(--button-hover-bg)}.beta-tag{position:relative;top:2px;font-size:.8rem;font-weight:600;line-height:1;padding:3px 9px;border-radius:6px;color:var(--primary-text-color);border:2px solid #834ab5;background:linear-gradient(111deg,#d2bfe8,#ad6cef);display:inline-flex;align-items:center}.model-selector-button svg{color:var(--secondary-text-color);transition:transform .2s ease}.model-selector-button svg.open{transform:rotate(180deg)}.model-selector-dropdown{position:absolute;top:calc(100% + 8px);left:50%;transform:translate(-50%);width:320px;background-color:var(--main-bg-color);border:1px solid var(--border-color);border-radius:12px;box-shadow:0 8px 24px #0003;padding:.5rem;z-index:100;opacity:0;animation:fadeInDropdown .2s ease forwards}@keyframes fadeInDropdown{0%{opacity:0;transform:translate(-50%) translateY(-10px)}to{opacity:1;transform:translate(-50%) translateY(0)}}.model-item{display:flex;align-items:center;padding:.75rem;border-radius:8px;cursor:pointer;transition:background-color .2s ease;gap:1rem}.model-item:hover{background-color:var(--button-hover-bg)}.model-item-icon{color:var(--secondary-text-color);flex-shrink:0}.model-item.selected .model-item-icon{color:var(--primary-text-color)}.model-item-details{display:flex;flex-direction:column;flex-grow:1}.model-item-name{color:var(--primary-text-color);font-weight:500}.model-item-description{color:var(--secondary-text-color);font-size:.875rem}.model-item-check{color:var(--primary-text-color);flex-shrink:0}.model-item-empty{padding:1rem;text-align:center;color:var(--secondary-text-color);font-size:.9rem}.mobile-header{display:none;position:fixed;top:0;left:0;right:0;height:56px;background-color:#ffffffd9;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--border-color);padding:0 12px;align-items:center;justify-content:space-between;z-index:500;transition:top .3s var(--ease-spring)}[data-theme=dark] .mobile-header{background-color:#27272ad9}.mobile-header-button{background:transparent;border:none;color:var(--primary-text-color);width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:background-color .2s}.mobile-header-button:hover{background-color:var(--button-hover-bg);color:var(--accent-primary)}@media (max-width: 768px){.mobile-header{display:flex}}.sub-success-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:2147483000;display:grid;place-items:center}.sub-success-backdrop{position:absolute;top:0;right:0;bottom:0;left:0;background:var(--overlay-scrim);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);animation:fadeIn .2s ease forwards;z-index:0}.sub-success-card{position:relative;width:min(560px,92vw);background:var(--main-bg-color);color:var(--primary-text-color);border-radius:16px;box-shadow:0 20px 60px #00000059;padding:28px 28px 24px;transform:translateY(10px) scale(.98);opacity:0;animation:popIn .32s cubic-bezier(.2,.8,.2,1) forwards;z-index:1;isolation:isolate}.sub-success-card .icon-wrap{width:60px;height:60px;border-radius:50%;display:grid;place-items:center;margin:0 auto 12px;color:#19c37d;background:radial-gradient(circle at 30% 30%,#19c37d40,#19c37d0d)}.sub-success-card .title{text-align:center;margin:6px 0 4px;font-size:24px;letter-spacing:.2px}.sub-success-card .subtitle{text-align:center;opacity:.8;margin:0 0 14px}.sub-success-card .feature-list{margin:8px 0 18px;padding-left:18px;display:grid;gap:8px}.sub-success-card .feature-list li{line-height:1.4}.sub-success-card .cta-button{display:block;width:100%;padding:12px 16px;border-radius:10px;border:none;background:linear-gradient(135deg,#19c37d,#10b981);color:#fff;font-weight:600;cursor:pointer;transition:filter .12s ease,transform .12s ease}.sub-success-card .cta-button:hover{filter:brightness(1.05);transform:translateY(-1px)}.sub-success-card .cta-button:active{transform:translateY(0)}.confetti{position:absolute;top:0;right:0;bottom:0;left:0;pointer-events:none;overflow:hidden}.confetti span{position:absolute;top:-10px;left:50%;width:8px;height:12px;background:currentColor;border-radius:2px;opacity:.9;animation:confettiFall 1.2s ease-out forwards}.confetti span:nth-child(1){left:40%;background:#19c37d;animation-delay:80ms;transform:rotate(12deg)}.confetti span:nth-child(2){left:50%;background:#06b6d4;animation-delay:.12s;transform:rotate(-8deg)}.confetti span:nth-child(3){left:60%;background:#f59e0b;animation-delay:.16s;transform:rotate(18deg)}.confetti span:nth-child(4){left:45%;background:#8b5cf6;animation-delay:.2s;transform:rotate(-16deg)}.confetti span:nth-child(5){left:55%;background:#ef4444;animation-delay:.24s;transform:rotate(10deg)}@keyframes confettiFall{0%{transform:translateY(-20px) rotate(0);opacity:0}15%{opacity:1}to{transform:translateY(220px) rotate(260deg);opacity:0}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes popIn{0%{opacity:0;transform:translateY(10px) scale(.98)}to{opacity:1;transform:translateY(0) scale(1)}}