:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--page:#f4f7f5;--sidebar:#edf1ee;--sidebar-line:#d9dfdb;--text:#17201d;--muted:#68736e;--line:#d9e0dc;--control:#fff;--danger:#b42318;--danger-soft:#feeceb;--shadow:0 12px 32px #18241f1f}:root[data-theme=dark]{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--page:#151817;--sidebar:#1d211f;--sidebar-line:#343a37;--text:#f2f5f3;--muted:#a8b1ac;--line:#3a413d;--control:#242927;--danger:#ff8d86;--danger-soft:#472523;--shadow:0 12px 32px #00000057}*{box-sizing:border-box;letter-spacing:0}html,body{height:100%}body{background:var(--page);color:var(--text);margin:0;font-family:Inter,Arial,sans-serif}button,input,textarea,select{color:inherit;font:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.5}img{max-width:100%;display:block}.login-page{background:#e9efec;justify-content:center;align-items:center;min-height:100dvh;padding:28px;display:flex}:root[data-theme=dark] .login-page{background:#141716}.login-panel{background:var(--control);border:1px solid var(--line);box-shadow:var(--shadow);border-radius:8px;gap:16px;width:100%;max-width:410px;padding:32px;display:grid;position:relative}.brand-logo{object-fit:cover;border-radius:8px;width:58px;height:58px}.login-panel h1{margin:0 0 4px;font-size:24px;line-height:30px}.login-panel p,.login-panel small{color:var(--muted);margin:0}.login-panel form{gap:14px;display:grid}.login-panel label{color:var(--muted);gap:7px;font-size:13px;display:grid}.login-panel input{background:var(--page);border:1px solid var(--line);color:var(--text);border-radius:6px;outline:none;height:44px;padding:0 12px}.login-panel input:focus{border-color:#087f73;box-shadow:0 0 0 3px #087f7324}.primary-command{color:#fff;background:#087f73;border:0;border-radius:6px;justify-content:center;align-items:center;gap:9px;height:44px;margin-top:2px;font-weight:700;display:flex}.inline-error{background:var(--danger-soft);border:1px solid var(--danger);color:var(--danger);border-radius:6px;padding:9px 10px;font-size:13px}.language-switch{color:#087f73;background:0 0;border:0;padding:0;position:absolute;top:20px;right:20px}.chat-shell{--channel-start:#fff;--channel-end:#f7f7f8;--channel-accent:#0d7c66;--channel-text:#202123;--channel-surface:#fff;--channel-font:Inter, Arial, sans-serif;background:var(--channel-start);color:var(--channel-text);font-family:var(--channel-font);grid-template-columns:272px minmax(0,1fr);height:100dvh;display:grid;overflow:hidden}.conversation-sidebar{background:color-mix(in srgb, var(--sidebar) 94%, var(--channel-accent) 6%);border-right:1px solid var(--sidebar-line);z-index:20;flex-direction:column;min-height:0;padding:16px 12px 12px;display:flex}.sidebar-brand{align-items:center;gap:10px;min-height:44px;padding:0 6px 15px;display:flex}.sidebar-brand>img{object-fit:cover;border-radius:7px;width:38px;height:38px}.sidebar-brand>div{min-width:0}.sidebar-brand strong,.sidebar-brand 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8px;font-size:13px;overflow:hidden}.session-delete{color:var(--muted);opacity:0;background:0 0;border:0;justify-content:center;align-items:center;width:30px;height:30px;display:flex}.session-row:hover .session-delete,.session-selected .session-delete,.session-delete:focus-visible{opacity:1}.session-delete:hover{color:var(--danger)}.empty-history{color:var(--muted);padding:10px 8px;font-size:13px}.sidebar-account{border-top:1px solid var(--sidebar-line);align-items:center;gap:8px;margin-top:auto;padding:13px 6px 2px;display:flex}.sidebar-account>div{min-width:0}.sidebar-account span,.sidebar-account strong{text-overflow:ellipsis;white-space:nowrap;display:block;overflow:hidden}.sidebar-account span{color:var(--muted);text-transform:uppercase;font-size:10px}.sidebar-account strong{margin-top:3px;font-size:12px}.sidebar-account .icon-command{margin-left:auto}.conversation-workspace{grid-template-rows:auto minmax(0,1fr) auto;min-width:0;display:grid;position:relative}.conversation-workspace:before{background:linear-gradient(135deg, var(--channel-start), var(--channel-end));content:"";pointer-events:none;z-index:0;position:absolute;inset:0}.channel-deepseek .conversation-workspace:after{content:"";pointer-events:none;z-index:0;background-image:linear-gradient(#3b6ef50e 1px,#0000 1px),linear-gradient(90deg,#3b6ef50e 1px,#0000 1px);background-size:28px 28px;position:absolute;inset:0}.animated-channel .conversation-workspace:before{background:linear-gradient(120deg, var(--channel-start), #fce8f3, #e6f4ea, var(--channel-end));background-size:300% 300%;animation:14s ease-in-out infinite flowing-gradient}@keyframes flowing-gradient{0%,to{background-position:0%}50%{background-position:100%}}.chat-header,.message-viewport,.composer-zone{z-index:2;position:relative}.chat-header{-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);background:color-mix(in srgb, var(--channel-surface) 82%, 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0;border:0;outline:none;width:100%;min-width:0;height:100%;font-size:13px;font-weight:700}.channel-icon{object-fit:contain;border-radius:5px;width:23px;height:23px}.channel-initial{background:var(--channel-accent);color:#fff;border-radius:5px;justify-content:center;align-items:center;width:23px;height:23px;font-size:12px;font-weight:800;display:flex}.model-select>svg:first-child{color:var(--channel-accent)}.header-actions{gap:8px;margin-left:auto;display:flex}.icon-command{background:var(--control);border:1px solid var(--line);color:var(--text);border-radius:6px;flex:0 0 36px;justify-content:center;align-items:center;width:36px;height:36px;padding:0;display:inline-flex}.icon-command:hover{background:color-mix(in srgb, var(--channel-accent) 9%, var(--control))}.message-viewport{overscroll-behavior:contain;min-height:0;padding:22px 24px 12px;overflow-y:auto}.message-list{max-width:860px;margin:0 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2px;max-width:min(84%,680px)}.assistant-message .message-bubble{background:color-mix(in srgb, var(--channel-surface) 90%, transparent);border:1px solid color-mix(in srgb, var(--channel-accent) 14%, var(--line));border-radius:2px 8px 8px}.channel-chatgpt .assistant-message .message-bubble{background:0 0;border-color:#0000;padding-left:1px}.channel-deepseek .assistant-message .message-bubble{border-left:3px solid var(--channel-accent)}.message-model{color:var(--channel-accent);margin-bottom:8px;font-size:11px;font-weight:800}.message-actions{flex-wrap:wrap;gap:2px;max-width:100%;margin-top:5px;display:flex}.message-actions button{color:var(--muted);background:0 0;border:0;border-radius:5px;align-items:center;gap:4px;height:28px;padding:0 7px;font-size:11px;display:flex}.message-actions button:hover{background:color-mix(in srgb, var(--channel-accent) 10%, transparent);color:var(--channel-text)}.message-actions 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var(--channel-accent);color:var(--muted);padding-left:10px}.message-attachments{grid-template-columns:repeat(2,minmax(0,180px));gap:6px;margin-bottom:9px;display:grid}.message-attachments img{aspect-ratio:4/3;object-fit:cover;border-radius:6px;width:100%}.message-error{background:var(--danger-soft);border:1px solid color-mix(in srgb, var(--danger) 48%, transparent);color:var(--danger);border-radius:5px;margin-top:9px;padding:8px 9px;font-size:12px}.waiting-state{color:var(--muted);align-items:center;gap:4px;min-height:24px;font-size:12px;display:flex}.waiting-state span{background:var(--channel-accent);border-radius:50%;width:5px;height:5px;animation:1.1s ease-in-out infinite bounce}.waiting-state span:nth-child(2){animation-delay:.14s}.waiting-state span:nth-child(3){margin-right:5px;animation-delay:.28s}@keyframes bounce{0%,70%,to{opacity:.4;transform:translateY(0)}35%{opacity:1;transform:translateY(-4px)}}.composer-zone{max-width:900px;padding:8px 20px max(18px, 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0;border:0;border-radius:6px;justify-content:center;align-items:center;width:36px;height:36px;padding:0;display:flex}.composer-tools button:hover,.composer-tools .tool-active{background:color-mix(in srgb, var(--channel-accent) 12%, transparent);color:var(--channel-accent)}.composer-tools .send-command{background:var(--channel-accent);color:#fff;margin-left:3px}.composer-tools .send-command:hover{background:color-mix(in srgb, var(--channel-accent) 86%, black);color:#fff}.editing-banner,.composer-error{border-radius:6px;align-items:center;gap:7px;margin:0 2px 7px;padding:8px 10px;font-size:12px;display:flex}.editing-banner{background:color-mix(in srgb, var(--channel-accent) 11%, var(--channel-surface));color:var(--channel-accent)}.composer-error{background:var(--danger-soft);color:var(--danger)}.editing-banner button,.composer-error button{color:inherit;background:0 0;border:0;align-items:center;margin-left:auto;padding:0;display:flex}.attachment-strip{gap:7px;margin-bottom:7px;padding:0 2px;display:flex;overflow-x:auto}.attachment-strip>div{background:var(--channel-surface);border:1px solid var(--line);border-radius:6px;flex:0 0 190px;grid-template-columns:34px minmax(0,1fr) 24px;align-items:center;gap:7px;padding:5px;display:grid}.attachment-strip img{object-fit:cover;border-radius:4px;width:34px;height:34px}.attachment-strip span{text-overflow:ellipsis;white-space:nowrap;font-size:11px;overflow:hidden}.attachment-strip button{color:var(--muted);background:0 0;border:0;justify-content:center;align-items:center;padding:0;display:flex}.modal-backdrop{z-index:100;background:#0a0f0d94;justify-content:center;align-items:center;padding:20px;display:flex;position:fixed;inset:0}.confirmation-dialog{background:var(--control);border:1px solid var(--line);box-shadow:var(--shadow);border-radius:8px;width:100%;max-width:430px;padding:22px}.confirm-icon{background:var(--danger-soft);color:var(--danger);border-radius:6px;justify-content:center;align-items:center;width:38px;height:38px;margin-bottom:14px;display:flex}.confirmation-dialog h2{margin:0 0 7px;font-size:18px;line-height:24px}.confirmation-dialog p{color:var(--muted);margin:0;font-size:13px;line-height:20px}.dialog-actions{justify-content:flex-end;gap:8px;margin-top:20px;display:flex}.dialog-actions button{background:var(--control);border:1px solid var(--line);border-radius:6px;align-items:center;gap:7px;height:36px;padding:0 13px;display:flex}.dialog-actions .danger-command{background:var(--danger);border-color:var(--danger);color:#fff}.spin{animation:.9s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.mobile-only{display:none}@media (max-width:820px){.chat-shell{display:block}.mobile-only{display:inline-flex}.conversation-workspace{height:100dvh}.conversation-sidebar{box-shadow:var(--shadow);width:88vw;max-width:320px;height:100dvh;transition:transform .22s;position:fixed;top:0;left:0;transform:translate(-105%)}.conversation-sidebar.sidebar-open{transform:translate(0)}.sidebar-scrim{z-index:15;background:#080d0b7a;border:0;position:fixed;inset:0}.chat-header{min-height:72px;padding:8px 12px}.channel-model-controls{flex:1;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:6px}.channel-model-controls label>span{display:none}.select-wrap{height:40px}.header-actions{gap:4px;margin-left:0}.header-actions .icon-command:first-child{display:none}.message-viewport{padding:18px 12px 8px}.composer-zone{padding:7px 10px max(10px, env(safe-area-inset-bottom))}.message-bubble,.assistant-message .message-bubble,.user-message .message-bubble{max-width:94%}}@media (max-width:520px){.chat-header{gap:6px}.channel-model-controls{grid-template-columns:minmax(0,1.08fr) minmax(0,.92fr)}.select-wrap{grid-template-columns:22px minmax(0,1fr) 14px;padding:0 6px}.select-wrap select{font-size:12px}.channel-icon,.channel-initial{width:20px;height:20px}.header-actions .icon-command{width:34px;height:34px}.composer{padding:7px;display:block}.composer textarea{min-height:40px;padding:7px}.composer-tools{border-top:1px solid color-mix(in srgb, var(--channel-accent) 15%, var(--line));justify-content:flex-end;padding-top:5px}.composer-tools button:first-of-type{margin-left:0}.message-actions button{gap:0;width:30px;font-size:0}.message-actions button svg{width:16px;height:16px}.login-page{padding:14px}.login-panel{padding:24px 20px}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}