:root{--bg-0: #07090f;--bg-1: #0b0e17;--bg-2: #111624;--bg-3: #171d30;--line: rgba(148, 163, 184, .14);--text-1: #e7ecf5;--text-2: #9aa7bd;--text-3: #5f6b80;--accent: #7c5cff;--accent-2: #22d3ee;--danger: #f87171;--ok: #34d399;--radius: 16px;--font-sans: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;--font-mono: ui-monospace, "JetBrains Mono", "Fira Code", Menlo, Consolas, monospace}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;font-family:var(--font-sans);color:var(--text-1);background:radial-gradient(1200px 500px at 85% -10%,rgba(124,92,255,.16),transparent 60%),radial-gradient(900px 420px at -10% 110%,rgba(34,211,238,.1),transparent 55%),var(--bg-0)}.app{height:100%;max-width:880px;margin:0 auto;display:flex;flex-direction:column;padding:0 16px}.header{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;padding:18px 4px 14px;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:12px}.brand-glyph{width:42px;height:42px;display:grid;place-items:center;font-size:20px;color:#fff;background:linear-gradient(135deg,var(--accent),var(--accent-2));border-radius:12px;box-shadow:0 0 24px #7c5cff73}.brand-text h1{margin:0;font-size:17px;letter-spacing:.04em}.brand-text p{margin:2px 0 0;font-size:12px;color:var(--text-2)}.header-actions{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.status-dot{display:inline-flex;align-items:center;gap:7px;padding:6px 11px;border-radius:999px;border:1px solid var(--line);background:var(--bg-2);font-size:12px;color:var(--text-2)}.status-dot i{width:8px;height:8px;border-radius:50%}.status-dot.online i{background:var(--ok);box-shadow:0 0 8px var(--ok)}.status-dot.offline i{background:var(--danger);box-shadow:0 0 8px var(--danger)}.model-select{-webkit-appearance:none;-moz-appearance:none;appearance:none;max-width:210px;padding:8px 30px 8px 12px;font-size:13px;color:var(--text-1);background-color:var(--bg-2);background-image:linear-gradient(45deg,transparent 50%,var(--text-2) 50%),linear-gradient(135deg,var(--text-2) 50%,transparent 50%);background-position:calc(100% - 16px) 55%,calc(100% - 11px) 55%;background-size:5px 5px;background-repeat:no-repeat;border:1px solid var(--line);border-radius:10px;cursor:pointer}.model-select:focus{outline:none;border-color:var(--accent)}.btn-clear{display:inline-flex;align-items:center;gap:6px;padding:8px 13px;font-size:13px;font-family:inherit;color:var(--text-2);background:var(--bg-2);border:1px solid var(--line);border-radius:10px;cursor:pointer;transition:color .15s,border-color .15s}.btn-clear:hover:not(:disabled){color:var(--danger);border-color:#f8717180}.btn-clear:disabled{opacity:.4;cursor:not-allowed}.error-banner{display:flex;align-items:flex-start;gap:12px;margin-top:14px;padding:13px 15px;border:1px solid rgba(248,113,113,.35);border-left:4px solid var(--danger);border-radius:12px;background:linear-gradient(180deg,#f8717117,#f871710a);animation:slide-down .25s ease-out}.error-icon{flex-shrink:0;width:26px;height:26px;display:grid;place-items:center;font-weight:700;color:var(--danger);border:1.5px solid var(--danger);border-radius:50%}.error-body strong{display:block;font-size:13px;letter-spacing:.03em;text-transform:uppercase;color:var(--danger)}.error-body p{margin:4px 0 0;font-size:14px;color:var(--text-1)}.error-hint{display:inline-block;margin-top:8px;padding:4px 9px;font-family:var(--font-mono);font-size:12px;color:var(--accent-2);background:#22d3ee14;border:1px solid rgba(34,211,238,.25);border-radius:7px}.error-dismiss{margin-left:auto;padding:2px 8px;font-size:14px;color:var(--text-3);background:none;border:none;cursor:pointer}.error-dismiss:hover{color:var(--text-1)}@keyframes slide-down{0%{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}.chat-window{flex:1;overflow-y:auto;padding:22px 2px;scrollbar-width:thin;scrollbar-color:var(--bg-3) transparent}.message-list{display:flex;flex-direction:column;gap:20px}.message{display:flex;gap:12px;animation:fade-in .25s ease-out}.message--user{flex-direction:row-reverse}@keyframes fade-in{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}.avatar{flex-shrink:0;width:36px;height:36px;display:grid;place-items:center;border-radius:11px;font-size:11px;font-weight:700;letter-spacing:.02em}.avatar--ai{color:#fff;font-size:16px;background:linear-gradient(135deg,var(--accent),var(--accent-2));box-shadow:0 0 18px #7c5cff59}.avatar--user{color:var(--text-2);background:var(--bg-3);border:1px solid var(--line)}.bubble-wrap{max-width:min(78%,640px);min-width:0;display:flex;flex-direction:column}.message--user .bubble-wrap{align-items:flex-end}.bubble-meta{display:flex;align-items:baseline;gap:8px;padding:0 4px 5px;font-size:12px}.bubble-meta strong{font-size:12.5px;letter-spacing:.03em}.bubble-meta time{color:var(--text-3);font-family:var(--font-mono);font-size:11px}.bubble{padding:12px 16px;border-radius:var(--radius);font-size:14.5px;line-height:1.65;word-break:break-word;overflow-wrap:anywhere}.bubble-user{background:linear-gradient(135deg,#7c5cff47,#7c5cff29);border:1px solid rgba(124,92,255,.35);border-bottom-right-radius:6px}.bubble-ai{background:var(--bg-2);border:1px solid var(--line);border-bottom-left-radius:6px}.stream-cursor{display:inline-block;width:8px;height:16px;margin-left:2px;vertical-align:-2px;background:var(--accent-2);animation:blink .85s steps(1) infinite}@keyframes blink{50%{opacity:0}}.stopped-note{margin-top:8px;padding-top:8px;border-top:1px dashed var(--line);font-size:12px;font-style:italic;color:var(--text-3)}.empty-state{height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:20px}.empty-glyph{font-size:44px;line-height:1;background:linear-gradient(135deg,var(--accent),var(--accent-2));-webkit-background-clip:text;background-clip:text;color:transparent;filter:drop-shadow(0 0 18px rgba(124,92,255,.55));animation:pulse 2.6s ease-in-out infinite}@keyframes pulse{50%{filter:drop-shadow(0 0 32px rgba(34,211,238,.55))}}.empty-state h2{margin:16px 0 6px;font-size:26px;letter-spacing:.06em}.empty-state p{margin:0;color:var(--text-2);font-size:14px;line-height:1.7}.suggestions{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;margin-top:26px}.suggestions button{padding:10px 16px;font-family:inherit;font-size:13px;color:var(--text-2);background:var(--bg-2);border:1px solid var(--line);border-radius:999px;cursor:pointer;transition:all .15s}.suggestions button:hover:not(:disabled){color:var(--text-1);border-color:var(--accent);box-shadow:0 0 14px #7c5cff40;transform:translateY(-1px)}.suggestions button:disabled{opacity:.45;cursor:not-allowed}.composer-dock{padding:10px 0 16px}.composer{display:flex;align-items:flex-end;gap:10px;padding:10px 10px 10px 16px;background:var(--bg-2);border:1px solid var(--line);border-radius:18px;transition:border-color .15s,box-shadow .15s}.composer:focus-within{border-color:#7c5cffa6;box-shadow:0 0 0 3px #7c5cff24}.composer textarea{flex:1;resize:none;border:none;outline:none;background:transparent;color:var(--text-1);font-family:inherit;font-size:14.5px;line-height:1.55;max-height:160px}.composer textarea::placeholder{color:var(--text-3)}.btn-send{flex-shrink:0;width:42px;height:42px;display:grid;place-items:center;font-size:16px;color:#fff;background:linear-gradient(135deg,var(--accent),#5b8cff);border:none;border-radius:13px;cursor:pointer;transition:transform .12s,box-shadow .12s,opacity .12s}.btn-send:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 4px 18px #7c5cff73}.btn-send:disabled{opacity:.35;cursor:not-allowed}.btn-stop{background:linear-gradient(135deg,var(--danger),#fb923c);animation:pulse-stop 1.2s ease-in-out infinite}@keyframes pulse-stop{50%{box-shadow:0 0 0 7px #f8717126}}.composer-hint{margin:8px 6px 0;text-align:center;font-size:11.5px;color:var(--text-3)}.md>:first-child{margin-top:0}.md>:last-child{margin-bottom:0}.md h1,.md h2,.md h3,.md h4{margin:18px 0 8px;line-height:1.35;letter-spacing:.01em}.md h1{font-size:20px}.md h2{font-size:17px}.md h3{font-size:15.5px}.md p{margin:8px 0}.md ul,.md ol{margin:8px 0;padding-left:22px}.md li{margin:4px 0}.md a{color:var(--accent-2)}.md blockquote{margin:10px 0;padding:4px 14px;border-left:3px solid var(--accent);background:#7c5cff12;border-radius:0 8px 8px 0;color:var(--text-2)}.md code{padding:2px 6px;font-family:var(--font-mono);font-size:12.5px;background:#22d3ee17;border:1px solid rgba(34,211,238,.2);border-radius:6px;color:var(--accent-2)}.md pre{margin:10px 0;padding:13px 15px;overflow-x:auto;background:var(--bg-0);border:1px solid var(--line);border-radius:11px}.md pre code{padding:0;background:none;border:none;color:var(--text-1);font-size:12.5px;line-height:1.6}.md table{display:block;width:fit-content;max-width:100%;margin:12px 0;overflow-x:auto;border-collapse:collapse;font-size:13.5px;white-space:nowrap}.md th,.md td{padding:8px 13px;border:1px solid var(--line);text-align:left}.md th{background:var(--bg-3);letter-spacing:.02em}.md tr:nth-child(2n) td{background:#94a3b80a}.md hr{border:none;border-top:1px solid var(--line);margin:14px 0}.pin-gate{height:100%;display:grid;place-items:center;padding:20px}.pin-card{width:min(360px,92vw);padding:36px 28px;text-align:center;background:var(--bg-1);border:1px solid var(--line);border-radius:20px;box-shadow:0 0 60px #7c5cff1f}.pin-card .empty-glyph{font-size:40px}.pin-card h2{margin:12px 0 4px;letter-spacing:.06em}.pin-card p{margin:0 0 4px;color:var(--text-2);font-size:13.5px}.pin-note{color:var(--text-3)!important;font-size:12.5px!important}.pin-input{width:100%;margin-top:18px;padding:12px 16px;text-align:center;font-size:22px;letter-spacing:.35em;font-family:var(--font-mono);color:var(--text-1);background:var(--bg-2);border:1px solid var(--line);border-radius:12px;outline:none;transition:border-color .15s,box-shadow .15s}.pin-input:focus{border-color:var(--accent);box-shadow:0 0 0 3px #7c5cff26}.pin-error{margin-top:10px!important;color:var(--danger)!important;font-size:13px!important}.btn-unlock{width:100%;margin-top:14px;padding:12px;font-family:inherit;font-size:14.5px;font-weight:600;letter-spacing:.03em;color:#fff;background:linear-gradient(135deg,var(--accent),#5b8cff);border:none;border-radius:12px;cursor:pointer;transition:transform .12s,box-shadow .12s}.btn-unlock:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 6px 22px #7c5cff73}.btn-unlock:disabled{opacity:.45;cursor:not-allowed}.sources{margin-top:10px;padding-top:8px;border-top:1px dashed var(--line);font-size:12.5px;color:var(--text-2)}.sources summary{cursor:pointer;-webkit-user-select:none;user-select:none;color:var(--accent-2)}.sources ul{margin:8px 0 0;padding-left:18px}.sources li{margin:3px 0;word-break:break-all}.knowledge-badge{display:inline-block;margin-top:10px;padding:5px 12px;font-size:12.5px;color:var(--accent-2);background:#22d3ee14;border:1px solid rgba(34,211,238,.25);border-radius:999px}.master-toggle{align-self:center;margin-bottom:8px;padding:6px 14px;font-family:inherit;font-size:12px;letter-spacing:.03em;color:var(--text-3);background:transparent;border:1px dashed var(--line);border-radius:999px;cursor:pointer;transition:all .15s}.master-toggle:hover{color:var(--text-2);border-color:var(--text-3)}.master-toggle.active{color:#ffd479;border:1px solid rgba(255,212,121,.55);background:#ffd47912;box-shadow:0 0 16px #ffd47926}.tag-master{padding:1px 8px;font-size:10.5px;font-weight:600;color:#ffd479;background:#ffd47917;border:1px solid rgba(255,212,121,.4);border-radius:999px}@media(max-width:720px){.app{padding:0 10px}.header{padding:14px 2px 12px;justify-content:center;text-align:center}.brand-text{text-align:left}.header-actions{width:100%;justify-content:center}.model-select{max-width:46vw}.btn-clear span{display:none}.message{gap:9px}.avatar{width:30px;height:30px;font-size:10px;border-radius:9px}.avatar--ai{font-size:13px}.bubble-wrap{max-width:84%}.bubble{padding:10px 13px;font-size:14px}.empty-glyph{font-size:36px}.empty-state h2{font-size:21px}.desktop-only,.composer-hint{display:none}}