:root{--brand-gradient:linear-gradient(97.21deg, #01c5c8 0.32%, #046ef4 44.6%, #572dff 62.16%);--accent:#6a4dff;--accent-strong:#5d3dff;--accent-soft:#6a4dff1f;--accent-contrast:#fff;--bg-primary:#fff;--bg-secondary:#f5f7fa;--bg-tertiary:#fff;--bg-elevated:#fff;--bg-hover:#0c0d0e0a;--bg-active:#0c0d0e12;--text-primary:#060708;--text-secondary:#060708a3;--text-tertiary:#0607087a;--text-inverse:#fff;--divider:#0c0d0e14;--divider-strong:#0c0d0e29;--bubble-in:#f1f3f6;--bubble-in-text:#060708;--bubble-out:#6a4dff;--bubble-out-text:#fff;--positive:#2bc644;--negative:#d93636;--attention:#ffd60a;--radius-s:8px;--radius-m:12px;--radius-l:16px;--radius-capsule:24px;--radius-card:20px;--shadow-card:0 12px 40px #06070814;--shadow-popup:0 8px 28px #06070824;--font-sans:-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;--sidebar-width:328px;--header-height:64px}@media (prefers-color-scheme:dark){:root{--accent:#6a4dff;--accent-soft:#6a4dff33;--accent-contrast:#fff;--bg-primary:#17181c;--bg-secondary:#202225;--bg-tertiary:#25262d;--bg-elevated:#25262d;--bg-hover:#ffffff0f;--bg-active:#ffffff1a;--text-primary:#fff;--text-secondary:#ffffffad;--text-tertiary:#ffffff85;--divider:#ffffff14;--divider-strong:#ffffff1f;--bubble-in:#25262d;--bubble-in-text:#fff;--bubble-out:#4930c7;--bubble-out-text:#fff;--shadow-card:0 12px 40px #00000073;--shadow-popup:0 8px 28px #0000008c}}*,:before,:after{box-sizing:border-box}html,body,#root{height:100%}body{font-family:var(--font-sans);color:var(--text-primary);background:var(--bg-secondary);-webkit-font-smoothing:antialiased;margin:0;font-size:15px;line-height:20px}button,input,textarea{font:inherit;color:inherit}a{color:var(--accent)}:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light dark}@media (prefers-color-scheme:dark){:root{--lightningcss-light: ;--lightningcss-dark:initial}}:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.button{border-radius:var(--radius-m);cursor:pointer;border:none;justify-content:center;align-items:center;gap:8px;height:40px;padding:0 16px;font-weight:500;transition:background-color .15s,opacity .15s;display:inline-flex}.button:disabled{opacity:.55;cursor:not-allowed}.button--primary{background:var(--brand-gradient);color:#fff}.button--primary:hover:not(:disabled){filter:brightness(1.06)}.button--secondary{background:var(--bg-primary);height:44px;color:var(--accent);box-shadow:inset 0 0 0 1px var(--divider-strong)}.button--secondary:hover{background:var(--accent-soft)}.button--ghost{height:36px;color:var(--text-secondary);background:0 0}.button--ghost:hover{background:var(--bg-hover)}.button--small{height:32px;padding:0 12px;font-size:13px}.icon-button{width:36px;height:36px;color:var(--text-secondary);cursor:pointer;background:0 0;border:none;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;transition:background-color .15s;display:inline-flex}.icon-button:hover{background:var(--bg-hover);color:var(--text-primary)}.icon-button--small{width:28px;height:28px}.field{display:block}.field__label{color:var(--text-secondary);margin-bottom:6px;font-size:13px;display:block}.field__input{border-radius:var(--radius-m);background:var(--bg-secondary);width:100%;height:48px;color:var(--text-primary);border:none;outline:none;padding:0 14px;transition:box-shadow .15s}.field__input::placeholder{color:var(--text-tertiary)}.field__input:focus{box-shadow:inset 0 0 0 2px var(--accent)}.badge{background:var(--accent);color:#fff;border-radius:10px;justify-content:center;align-items:center;min-width:20px;height:20px;padding:0 6px;font-size:12px;font-weight:600;line-height:1;display:inline-flex}.avatar{border-radius:16px;flex-shrink:0}.avatar__text{fill:#fff;font-family:var(--font-sans);font-weight:600}.login{background:radial-gradient(80% 60% at 15% 0%, #6a4dff1f, transparent 60%), radial-gradient(70% 55% at 95% 10%, #01c5c822, transparent 60%), var(--bg-secondary);justify-content:center;align-items:center;min-height:100%;padding:24px;display:flex}.login__card{border-radius:var(--radius-card);background:var(--bg-primary);width:100%;max-width:420px;box-shadow:var(--shadow-card);flex-direction:column;gap:16px;padding:32px;display:flex}.login__brand{text-align:center;flex-direction:column;align-items:center;gap:4px;margin-bottom:8px;display:flex}.login__brand h1{margin:12px 0 0;font-size:22px;font-weight:600}.login__brand p{color:var(--text-secondary);margin:0}.login__link{color:var(--accent);cursor:pointer;background:0 0;border:none;align-self:flex-start;padding:0;font-size:13px}.login__error{border-radius:var(--radius-s);color:var(--negative);background:#d9363614;margin:0;padding:10px 12px;font-size:13px}.login__probe{border-radius:var(--radius-s);overflow-wrap:anywhere;margin:0;padding:10px 12px;font-size:13px}.login__probe--ok{color:var(--positive);background:#2bc6441f}.login__probe--failed{color:var(--negative);background:#d9363614}.login__probe--pending{background:var(--bg-secondary);color:var(--text-secondary)}.login__probe-button{align-self:flex-start;padding-left:0}.login__submit{border-radius:var(--radius-m);height:48px}.login__hint{color:var(--text-tertiary);margin:0;font-size:12px;line-height:16px}.layout{grid-template-columns:var(--sidebar-width) 1fr;background:var(--bg-primary);height:100%;display:grid}.sidebar{border-right:1px solid var(--divider);background:var(--bg-secondary);flex-direction:column;min-height:0;display:flex}.sidebar__header{height:var(--header-height);flex-shrink:0;align-items:center;gap:10px;padding:0 12px 0 16px;display:flex}.sidebar__identity{flex-direction:column;flex:1;min-width:0;line-height:18px;display:flex}.sidebar__identity strong{font-size:15px;font-weight:600}.sidebar__state{color:var(--text-tertiary);font-size:12px}.sidebar__state--ok{color:var(--positive)}.sidebar__state--warn{color:var(--negative)}.sidebar__new-chat{flex-shrink:0;padding:4px 12px 12px}.new-chat__trigger{width:100%}.new-chat{border-radius:var(--radius-l);background:var(--bg-primary);box-shadow:inset 0 0 0 1px var(--divider);flex-direction:column;gap:8px;padding:12px;display:flex}.new-chat .field__input{height:44px}.new-chat__actions{justify-content:flex-end;gap:8px;display:flex}.new-chat__error{color:var(--negative);margin:0;font-size:12px;line-height:16px}.sidebar__empty{color:var(--text-tertiary);margin:0;padding:24px 20px;font-size:13px;line-height:18px}.chat-list{flex:1;min-height:0;margin:0;padding:0 8px 12px;list-style:none;overflow-y:auto}.chat-item{border-radius:var(--radius-l);text-align:left;cursor:pointer;background:0 0;border:none;align-items:center;gap:12px;width:100%;padding:8px 10px;transition:background-color .15s;display:flex}.chat-item:hover{background:var(--bg-hover)}.chat-item--active,.chat-item--active:hover{background:var(--accent-soft)}.chat-item__body{flex-direction:column;flex:1;gap:2px;min-width:0;display:flex}.chat-item__title{justify-content:space-between;align-items:baseline;gap:8px;display:flex}.chat-item__name{text-overflow:ellipsis;white-space:nowrap;font-weight:500;overflow:hidden}.chat-item__time{color:var(--text-tertiary);flex-shrink:0;font-size:12px}.chat-item__preview{color:var(--text-secondary);text-overflow:ellipsis;white-space:nowrap;font-size:13px;line-height:18px;overflow:hidden}.chat{background:var(--bg-primary);flex-direction:column;min-width:0;min-height:0;display:flex}.chat--empty{color:var(--text-tertiary);justify-content:center;align-items:center}.banners{flex-shrink:0}.banners:empty{display:none}.banner{border-bottom:1px solid var(--divider);align-items:flex-start;gap:10px;padding:12px 16px;font-size:13px;line-height:18px;display:flex}.banner__icon{flex-shrink:0;margin-top:1px}.banner--warning{background:#ffd60a14}.banner--warning .banner__icon{color:#b78b00}.banner--danger{background:#d9363614}.banner--danger .banner__icon{color:var(--negative)}.banner--info{background:var(--accent-soft)}.banner--info .banner__icon{color:var(--accent)}.banner__body{flex:1;min-width:0}.banner__text{color:var(--text-secondary);margin:2px 0 0}.banner__actions{flex-shrink:0;align-items:center;gap:4px;display:flex}.diagnostics{border-bottom:1px solid var(--divider);background:var(--bg-secondary);color:var(--text-secondary);flex-shrink:0;font-size:12px}.diagnostics summary{cursor:pointer;-webkit-user-select:none;user-select:none;align-items:center;gap:6px;padding:8px 16px;list-style:none;display:flex}.diagnostics summary::-webkit-details-marker{display:none}.diagnostics__grid{grid-template-columns:max-content 1fr;gap:4px 16px;margin:0;padding:0 16px 12px;display:grid}.diagnostics__grid dt{color:var(--text-tertiary)}.diagnostics__grid dd{overflow-wrap:anywhere;margin:0;font-family:ui-monospace,SFMono-Regular,Menlo,monospace}.chat__header{height:var(--header-height);border-bottom:1px solid var(--divider);flex-shrink:0;align-items:center;gap:12px;padding:0 16px;display:flex}.chat__identity{flex-direction:column;min-width:0;line-height:18px;display:flex}.chat__title{text-overflow:ellipsis;white-space:nowrap;margin:0;font-size:15px;font-weight:600;overflow:hidden}.chat__subtitle{color:var(--text-tertiary);font-size:12px}.message-area{flex:1;min-height:0;position:relative}.message-area__scroll{overscroll-behavior:contain;height:100%;padding:16px 16px 8px;overflow-y:auto}.message-area__empty{max-width:380px;color:var(--text-tertiary);text-align:center;margin:15vh auto 0;font-size:14px;line-height:20px}.day-group{flex-direction:column;display:flex}.day-separator{justify-content:center;margin:12px 0;display:flex}.day-separator span{border-radius:var(--radius-capsule);background:var(--bg-secondary);color:var(--text-secondary);padding:4px 12px;font-size:12px;line-height:16px}.message{flex-direction:column;max-width:min(72%,560px);margin-bottom:8px;display:flex}.message--incoming{align-self:flex-start;align-items:flex-start}.message--outgoing{align-self:flex-end;align-items:flex-end}.message--incoming+.message--incoming,.message--outgoing+.message--outgoing{margin-bottom:2px}.message--incoming+.message--incoming .bubble{border-bottom-left-radius:var(--radius-s)}.message--outgoing+.message--outgoing .bubble{border-bottom-right-radius:var(--radius-s)}.bubble{border-radius:var(--radius-l);align-items:flex-end;gap:8px;padding:7px 12px;display:flex;box-shadow:0 1px 1px #0607080d}.bubble--incoming{background:var(--bubble-in);color:var(--bubble-in-text);border-bottom-left-radius:var(--radius-s)}.bubble--outgoing{background:var(--bubble-out);color:var(--bubble-out-text);border-bottom-right-radius:var(--radius-s)}.bubble--failed{color:var(--text-primary);background:#d9363614;box-shadow:inset 0 0 0 1px #d9363640}.bubble__text{white-space:pre-wrap;overflow-wrap:anywhere;margin:0;font-size:15px;line-height:20px}.bubble__meta{opacity:.65;flex-shrink:0;align-items:center;gap:3px;margin-bottom:1px;font-size:11px;line-height:14px;display:inline-flex}.bubble--outgoing .bubble__meta{color:#fff}.bubble__error{color:var(--negative);text-align:right;margin:4px 0 0;font-size:12px;line-height:16px}.status{flex-shrink:0}.status-read{color:#4fc3ff}.status-failed{color:var(--negative);opacity:1}.scroll-down{background:var(--bg-elevated);width:40px;height:40px;color:var(--text-secondary);box-shadow:var(--shadow-popup);cursor:pointer;border:none;border-radius:50%;justify-content:center;align-items:center;display:flex;position:absolute;bottom:16px;right:20px}.scroll-down:hover{color:var(--text-primary)}.composer{border-top:1px solid var(--divider);flex-shrink:0;align-items:flex-end;gap:8px;padding:8px 12px 12px;display:flex}.composer__field{flex:1;min-width:0;position:relative}.composer__input{border-radius:var(--radius-l);background:var(--bg-secondary);width:100%;min-height:44px;max-height:132px;color:var(--text-primary);resize:none;border:none;outline:none;padding:11px 64px 11px 16px;transition:box-shadow .15s;display:block;overflow-y:auto}.composer__input::placeholder{color:var(--text-tertiary)}.composer__input:focus{box-shadow:inset 0 0 0 2px var(--accent)}.composer__input:disabled{opacity:.6;cursor:not-allowed}.composer__counter{color:var(--text-tertiary);font-size:11px;position:absolute;bottom:12px;right:14px}.composer__counter--over{color:var(--negative)}.composer__send{background:var(--brand-gradient);color:#fff;cursor:pointer;border:none;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:44px;height:44px;transition:opacity .15s,transform .15s;display:flex}.composer__send:hover:not(:disabled){transform:scale(1.04)}.composer__send:disabled{background:var(--bg-tertiary);color:var(--text-tertiary);cursor:not-allowed}@media (width<=860px){.layout{grid-template-columns:1fr}.layout--chat-open .sidebar{display:none}.layout--chat-open .chat{display:flex}.layout:not(.layout--chat-open) .chat{display:none}.message{max-width:86%}}.chat__back{margin-left:-8px;display:none}@media (width<=860px){.chat__back{display:inline-flex}}