:root,html.theme-dark{--bg-main: #050505;--bg-sidebar: rgba(22, 22, 22, .6);--bg-message: rgba(38, 38, 38, .7);--bg-user-message-gradient: linear-gradient(135deg, rgba(40, 90, 200, .4), rgba(60, 110, 220, .5));--bg-input-area: rgba(28, 28, 28, .65);--text-primary: #f0f0f0;--text-secondary: #a0a0a0;--border-color: rgba(255, 255, 255, .12);--accent-color: #5892F5;--accent-glow: rgba(88, 146, 245, .7);--danger-color: #F87171;--sidebar-width: 280px;--border-radius-main: 24px;--border-radius-medium: 16px;--border-radius-small: 12px;--app-padding: 16px}html.theme-light{--bg-main: #f0f2f5;--bg-sidebar: rgba(255, 255, 255, .6);--bg-message: #ffffff;--bg-user-message-gradient: linear-gradient(135deg, #e0eafc, #cfdef3);--bg-input-area: #ffffff;--text-primary: #1a202c;--text-secondary: #718096;--border-color: rgba(0, 0, 0, .1);--accent-color: #3B82F6;--accent-glow: rgba(59, 130, 246, .7);--danger-color: #DC2626}html.theme-black-gold{--bg-main: #000000;--bg-sidebar: rgba(17, 17, 17, .6);--bg-message: rgba(25, 25, 25, .7);--bg-user-message-gradient: linear-gradient(135deg, rgba(255, 215, 0, .1), rgba(255, 215, 0, .15));--bg-input-area: rgba(15, 15, 15, .65);--text-primary: #e8e6e3;--text-secondary: #a8a29e;--border-color: rgba(255, 215, 0, .2);--accent-color: #FFD700;--accent-glow: rgba(255, 215, 0, .6);--danger-color: #ef4444}*{box-sizing:border-box;margin:0;padding:0}html,body,#root{height:100%}body{background-color:var(--bg-main);color:var(--text-primary);font-family:Inter,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overflow:hidden;position:relative}#background-glow{position:fixed;top:0;left:0;width:100vw;height:100vh;background:radial-gradient(ellipse 60% 60% at 50% 50%,rgba(41,75,140,.15),transparent);z-index:-2;pointer-events:none;transition:transform .2s ease-out}html.theme-black-gold #background-glow{background:radial-gradient(ellipse 60% 60% at 50% 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p{font-size:18px;color:var(--text-secondary);max-width:600px;margin:0 auto 48px;line-height:1.6}.features-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;max-width:800px;width:100%;margin-bottom:48px}.feature-card{background-color:#14141480;border:1px solid var(--border-color);border-radius:16px;padding:24px;text-align:left;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px)}.feature-card-icon{color:var(--accent-glow);margin-bottom:16px}.feature-card-icon svg{width:32px;height:32px}.feature-card h3{font-size:18px;margin-bottom:8px}.feature-card p{font-size:14px;color:var(--text-secondary);line-height:1.5}.start-chat-btn{background:var(--accent-color);color:#fff;border:none;font-size:16px;font-weight:600;padding:14px 28px;border-radius:99px;cursor:pointer;transition:transform .2s,box-shadow .2s}.start-chat-btn:hover{transform:translateY(-2px);box-shadow:0 4px 20px var(--accent-glow)}html.theme-black-gold .start-chat-btn{color:#000}.chat-interface{display:flex;height:100vh;padding:var(--app-padding);gap:var(--app-padding);position:relative}.sidebar-overlay{display:none;position:fixed;top:0;right:0;bottom:0;left:0;background-color:#00000080;z-index:15}.chat-interface.sidebar-open .sidebar-overlay{display:block}.sidebar{width:var(--sidebar-width);background-color:var(--bg-sidebar);backdrop-filter:blur(25px);-webkit-backdrop-filter:blur(25px);padding:16px;display:flex;flex-direction:column;flex-shrink:0;transition:width .3s ease,opacity .3s ease,transform .3s ease;border:1px solid var(--border-color);border-radius:var(--border-radius-main);overflow:hidden;z-index:20;height:calc(100vh - (var(--app-padding) * 2));box-shadow:0 8px 32px #0003}.chat-interface.sidebar-collapsed .sidebar{width:0;padding:16px 0;opacity:0;transform:translate(-20px);pointer-events:none}.sidebar-header{margin-bottom:16px;display:flex;gap:8px;align-items:center}.new-chat-btn{display:flex;align-items:center;gap:12px;background-color:#ffffff14;border:1px solid transparent;color:var(--text-primary);width:100%;padding:12px;border-radius:var(--border-radius-small);font-size:14px;cursor:pointer;transition:all .2s;font-weight:500;white-space:nowrap;flex-grow:1}html.theme-light .new-chat-btn{background-color:#0000000d}.new-chat-btn:hover{background-color:#ffffff26}html.theme-light .new-chat-btn:hover{background-color:#0000001a}.new-chat-btn:active{transform:scale(.98)}.new-chat-btn svg{width:20px;height:20px}.temp-chat-btn{display:flex;align-items:center;justify-content:center;flex-shrink:0;width:44px;height:44px;background-color:#ffffff14;border:none;border-radius:50%;color:var(--text-secondary);cursor:pointer;transition:all .2s}html.theme-light .temp-chat-btn{background-color:#0000000d}.temp-chat-btn:hover{background-color:#ffffff26;color:var(--text-primary)}html.theme-light .temp-chat-btn:hover{background-color:#0000001a}.temp-chat-btn svg{width:22px;height:22px}.chats-list-container{flex-grow:1;overflow-y:auto;margin-top:16px}.chats-list-title{font-size:12px;font-weight:500;color:var(--text-secondary);padding:0 12px 12px;text-transform:uppercase;letter-spacing:.5px}.chat-item{position:relative;padding:12px;margin-bottom:4px;border-radius:var(--border-radius-small);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-size:14px;cursor:pointer;transition:background-color .2s,color .2s;color:var(--text-secondary)}.chat-item:hover{background-color:#ffffff14;color:var(--text-primary)}html.theme-light .chat-item:hover{background-color:#0000000d}.chat-item.active{background-color:var(--accent-color);color:var(--text-primary);font-weight:500}html.theme-black-gold .chat-item.active{color:#000}.delete-chat-btn{position:absolute;top:50%;right:8px;transform:translateY(-50%);background:none;border:none;color:var(--text-secondary);cursor:pointer;padding:4px;border-radius:50%;opacity:0;transition:opacity .2s,color .2s,background-color .2s}.chat-item:hover .delete-chat-btn{opacity:1}.delete-chat-btn:hover{background-color:#ff505033;color:#ff8a8a}.delete-chat-btn svg{width:16px;height:16px;display:block}.sidebar-bottom{margin-top:auto;position:relative}.user-menu{display:flex;align-items:center;gap:12px;padding:8px;border-radius:var(--border-radius-small);cursor:pointer;transition:background-color .2s}.user-menu:hover{background-color:#ffffff1a}html.theme-light .user-menu:hover{background-color:#0000000d}.user-avatar{width:36px;height:36px;border-radius:50%;object-fit:cover}.user-name{font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.user-dropdown-menu{position:absolute;bottom:calc(100% + 8px);left:0;width:100%;background-color:var(--bg-message);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid var(--border-color);border-radius:var(--border-radius-medium);padding:8px;z-index:10;box-shadow:0 8px 24px #0000004d;animation:fadeInScaleUp .2s ease-out}@keyframes fadeInScaleUp{0%{opacity:0;transform:scale(.95) translateY(10px)}to{opacity:1;transform:scale(1) translateY(0)}}.user-dropdown-item{display:flex;align-items:center;gap:12px;padding:10px 12px;font-size:14px;font-weight:500;border-radius:var(--border-radius-small);cursor:pointer;transition:background-color .2s ease}.user-dropdown-item:hover{background-color:#ffffff1a}html.theme-light .user-dropdown-item:hover{background-color:#0000000d}.user-dropdown-item svg{width:18px;height:18px;color:var(--text-secondary)}.main-chat-area{flex-grow:1;display:flex;flex-direction:column;position:relative;border-radius:var(--border-radius-main);overflow:hidden;background-color:#0a0a0a80;border:1px solid var(--border-color);box-shadow:0 8px 32px #0003;height:calc(100vh - (var(--app-padding) * 2))}html.theme-light .main-chat-area{background-color:#f9fafb}html.theme-black-gold .main-chat-area{background-color:#05050580}.chat-messages-container{flex-grow:1;overflow-y:auto;padding:72px 24px 0}.chat-messages-list{max-width:900px;margin:0 auto;width:100%;padding-top:24px;padding-bottom:24px;transition:max-width .3s ease}.chat-interface.sidebar-collapsed .chat-messages-list{max-width:1200px}.chat-header{position:absolute;top:0;left:0;right:0;height:72px;display:flex;align-items:center;padding:0 16px;z-index:10}.chat-model-info{display:flex;align-items:center;gap:16px;margin-left:auto}.home-link-btn{font-size:14px;color:var(--text-secondary);background-color:#ffffff14;padding:6px 12px;border-radius:var(--border-radius-small);transition:all .2s ease;font-weight:500}html.theme-light .home-link-btn{background-color:#0000000d}.home-link-btn:hover{color:var(--text-primary);background-color:#ffffff26;text-decoration:none}html.theme-light .home-link-btn:hover{background-color:#0000001a}.sidebar-toggle-btn{position:static;z-index:20;background:var(--bg-sidebar);border:1px solid var(--border-color);color:var(--text-secondary);cursor:pointer;width:44px;height:44px;border-radius:50%;display:flex;align-items:center;justify-content:center;transition:all .3s ease;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);flex-shrink:0}.sidebar-toggle-btn:hover{background-color:#ffffff1a;color:var(--text-primary)}html.theme-light .sidebar-toggle-btn:hover{background-color:#00000014}.burger-icon{width:20px;height:14px;position:relative;transition:.5s ease-in-out}.burger-icon span{display:block;position:absolute;height:2px;width:100%;background:currentColor;border-radius:9px;opacity:1;left:0;transition:.25s ease-in-out}.burger-icon span:nth-child(1){top:0}.burger-icon 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h1{font-size:28px;font-weight:500;color:var(--text-primary);margin-bottom:16px}.temp-chat-description{max-width:550px;line-height:1.6;font-size:14px}.message-wrapper{display:flex;gap:16px;max-width:85%;margin-bottom:24px;align-items:flex-start}.message-wrapper.model{align-self:flex-start}.message-wrapper.user{margin-left:auto;flex-direction:row-reverse}.message-avatar{width:36px;height:36px;border-radius:50%;flex-shrink:0;background-color:var(--bg-message);display:flex;align-items:center;justify-content:center;overflow:hidden;border:1px solid var(--border-color);margin-top:4px}.message-avatar img{width:100%;height:100%}.message-avatar svg{width:22px;height:22px;color:var(--accent-color)}.message-content{background:var(--bg-message);padding:14px 20px;border-radius:var(--border-radius-main);border:1px solid var(--border-color);-webkit-backdrop-filter:blur(15px);backdrop-filter:blur(15px);box-shadow:0 4px 12px #0000001a}.message-wrapper.model .message-content{border-top-left-radius:8px}.message-wrapper.user .message-content{background:var(--bg-user-message-gradient);border-color:#5892f580;border-top-right-radius:8px}html.theme-black-gold :is(.message-wrapper.user .message-content){border-color:#ffd70066}.message-body{display:flex;flex-direction:column;gap:12px}.message-text{line-height:1.7;word-wrap:break-word;color:var(--text-primary)}html.theme-light .message-text{color:#334155}.message-text p:not(:last-child){margin-bottom:1em}.message-text pre{background-color:#00000080;padding:16px;border-radius:8px;border:1px solid var(--border-color);font-family:SF Mono,Courier New,monospace;font-size:14px;overflow-x:auto}html.theme-light :is(.message-text pre){background-color:#f1f5f9}.message-text code{background-color:#0000004d;padding:2px 6px;border-radius:4px;font-family:SF Mono,Courier New,monospace;border:1px solid var(--border-color)}html.theme-light :is(.message-text code){background-color:#e2e8f0;color:#475569}.message-text 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.2s}html.theme-light .send-button{background-color:#00000014}.send-button:not(:disabled){background-color:var(--accent-color);color:#fff}html.theme-black-gold .send-button:not(:disabled){color:#000}.send-button:not(:disabled):hover{filter:brightness(1.1)}.send-button:not(:disabled):active{transform:scale(.95)}.send-button:disabled{cursor:not-allowed}.send-button svg{width:22px;height:22px}.input-controls-toolbar{display:flex;align-items:center;gap:8px;padding-top:8px}.input-action-btn{display:flex;align-items:center;justify-content:center;gap:8px;height:36px;padding:0 12px;background-color:#ffffff14;border:1px solid transparent;border-radius:var(--border-radius-small);color:var(--text-secondary);cursor:pointer;transition:all .2s;font-size:14px;font-weight:500}html.theme-light .input-action-btn{background-color:#0000000d}.input-action-btn:hover{background-color:#ffffff26;color:var(--text-primary)}html.theme-light 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12px;border-radius:12px;font-size:14px;font-weight:500}.chats-list-container::-webkit-scrollbar,.chat-messages-container::-webkit-scrollbar{width:6px}.chats-list-container::-webkit-scrollbar-track,.chat-messages-container::-webkit-scrollbar-track{background:transparent}.chats-list-container::-webkit-scrollbar-thumb,.chat-messages-container::-webkit-scrollbar-thumb{background-color:#fff3;border-radius:10px}html.theme-light .chats-list-container::-webkit-scrollbar-thumb,html.theme-light .chat-messages-container::-webkit-scrollbar-thumb{background-color:#0003}.model-selector{position:relative}.model-selector-trigger{display:flex;align-items:center;gap:8px;background-color:#ffffff14;padding:6px 12px;border-radius:var(--border-radius-small);border:1px solid transparent;cursor:pointer;transition:all .2s ease}.model-selector-trigger:hover{background-color:#ffffff26;border-color:var(--border-color)}.model-selector-trigger .model-name{font-size:14px;color:var(--text-secondary)}html.theme-light .model-selector-trigger .model-name{color:var(--text-secondary)}.model-selector-trigger .model-name span{font-weight:500;color:var(--text-primary)}.model-selector-trigger svg{width:16px;height:16px;color:var(--text-secondary);transition:transform .2s ease}.model-selector-trigger.open svg{transform:rotate(180deg)}.model-selector-dropdown{position:absolute;top:calc(100% + 8px);right:0;width:300px;background-color:var(--bg-message);border:1px solid var(--border-color);border-radius:var(--border-radius-medium);padding:8px;z-index:100;box-shadow:0 8px 24px #0000004d;animation:fadeInScaleUp .2s ease-out}.model-selector-item{display:flex;align-items:flex-start;gap:12px;padding:12px;border-radius:var(--border-radius-small);cursor:pointer;transition:background-color .2s ease}.model-selector-item:hover{background-color:#ffffff1a}html.theme-light .model-selector-item:hover{background-color:#0000000d}.model-selector-item.active,html.theme-black-gold 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var(--border-color);border-radius:var(--border-radius-small);cursor:pointer;transition:all .2s}.personality-item:hover{background-color:#ffffff0d}.personality-item.active{border-color:var(--accent-color);background-color:#5892f51a}.custom-personality-textarea{width:100%;min-height:100px;background-color:#0003;border:1px solid var(--border-color);color:var(--text-primary);border-radius:var(--border-radius-small);padding:12px;font-family:inherit;font-size:14px;resize:vertical;margin-top:8px}.modal-actions{display:flex;justify-content:flex-end;gap:12px;margin-top:24px}.btn{padding:8px 16px;border-radius:8px;font-weight:500;cursor:pointer;border:none}.btn-secondary{background-color:#ffffff1a;color:var(--text-primary)}.btn-secondary:hover{background-color:#fff3}.btn-primary{background-color:var(--accent-color);color:#fff}html.theme-black-gold .btn-primary{color:#000}.btn-primary:hover{filter:brightness(1.1)}@media (max-width: 1024px){:root{--sidebar-width: 260px}.message-wrapper{max-width:90%}}@media (max-width: 768px){.chat-interface{flex-direction:column;overflow:hidden;padding:0;gap:0}.sidebar{position:fixed;height:100%;left:0;top:0;transform:translate(-100%);border-radius:0;border-right:1px solid var(--border-color)}.chat-interface.sidebar-open .sidebar{transform:translate(0);width:80%;max-width:300px}.main-chat-area{border-radius:0;height:100%;width:100%}.chat-header{padding:0 8px;justify-content:space-between}.chat-model-info{margin-left:0}.features-grid{grid-template-columns:1fr}.landing-header h1{font-size:40px}.chat-input-area{padding:8px}.input-action-btn span{display:none}.input-action-btn{padding:0;width:36px}.welcome-screen h1{font-size:24px;padding:0 16px}.message-wrapper{max-width:95%}.chat-messages-container{padding:72px 8px 0}.message-content{padding:10px 16px}.message-text,.chat-textarea{font-size:15px}}