:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--app-bg:#fff;--rail-bg:#f9f9f9;--surface:#f4f4f4;--surface-hover:#ececec;--surface-soft:#fff;--line:#d9d9d9;--line-soft:#00000014;--text:#202123;--muted:#6b6b6b;--muted-strong:#444;--accent:#10a37f;--accent-contrast:#fff;--danger:#ef4444;--chat-width:780px;--rail-width:260px;--context-width:330px}*{box-sizing:border-box}html{height:100%}body{background:var(--app-bg);min-height:100%;color:var(--text);-webkit-font-smoothing:antialiased;text-rendering:geometricprecision;margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Arial,sans-serif}button,input,select,textarea{font:inherit}button{border:0}a{color:inherit;text-decoration:none}code{font-family:Cascadia Code,SFMono-Regular,Consolas,Liberation Mono,monospace}.app-shell{grid-template-columns:var(--rail-width) minmax(0, 1fr) var(--context-width);background:var(--app-bg);min-height:100vh;display:grid}.nav-rail{background:var(--rail-bg);border-right:1px solid #e8e8e8;flex-direction:column;gap:16px;height:100vh;padding:14px;display:flex;position:sticky;top:0}.brand{color:#202123;align-items:center;gap:10px;min-height:42px;font-size:.95rem;font-weight:650;display:flex}.brand-mark,.avatar{color:#fff;border-radius:8px;flex:none;place-items:center;width:30px;height:30px;font-size:.82rem;font-weight:750;display:grid}.brand-mark,.message.assistant .avatar{background:var(--accent)}.message.user .avatar{background:#676767}.new-chat-button,.nav-item{width:100%;min-height:42px;color:var(--text);text-align:left;border-radius:8px;align-items:center;display:flex}.new-chat-button{border:1px solid var(--line);cursor:pointer;background:0 0;justify-content:center;font-weight:620}.new-chat-button:hover,.nav-item:hover,.nav-item.active{background:var(--surface)}.nav-section{flex-direction:column;flex:1;gap:4px;padding-top:4px;display:flex}.nav-item{color:#333;padding:0 12px;font-size:.94rem}.nav-footer{border-top:1px solid var(--line-soft);min-height:38px;color:var(--muted);align-items:center;gap:8px;font-size:.82rem;display:flex}.status-dot{background:var(--accent);border-radius:999px;width:8px;height:8px;box-shadow:0 0 0 4px #10a37f26}.chat-area{grid-template-rows:auto auto minmax(0,1fr) auto;min-width:0;height:100vh;display:grid}.visual-check-banner{width:min(calc(100% - 32px), var(--chat-width));color:#064f3f;text-align:center;background:#d7fff4;border:2px solid #0f9f7a;border-radius:12px;margin:12px auto 0;padding:12px 16px;font-size:.95rem;font-weight:800}.chat-header{justify-content:space-between;align-items:center;min-height:64px;padding:14px 24px;display:flex}.chat-header h1{color:#202123;letter-spacing:0;margin:0;font-size:1.05rem;font-weight:650}.eyebrow{color:var(--muted);margin:0 0 2px;font-size:.78rem}.model-pill{border:1px solid var(--line);min-height:32px;color:var(--muted-strong);border-radius:999px;align-items:center;padding:0 12px;font-size:.82rem;display:inline-flex}.messages{scroll-behavior:smooth;flex-direction:column;gap:2px;min-height:0;padding:18px 24px 32px;display:flex;overflow:auto}.message{grid-template-columns:30px minmax(0, var(--chat-width));justify-content:center;column-gap:16px;width:100%;padding:18px 0;line-height:1.65;display:grid}.message.user,.message.assistant{background:0 0}.message-content{min-width:0;color:var(--text)}.message.user .message-content{background:var(--surface);border-radius:18px;justify-self:end;max-width:min(100%,620px);padding:10px 16px}.message.assistant .message-content{padding-top:2px}.message-content h3,.message-content p,.message-content ul,.message-content ol{margin:0}.message-content h3{margin-bottom:8px;font-size:1rem;font-weight:700}.message-content ul,.message-content ol{padding-left:24px}.message-content li+li{margin-top:6px}.message-content strong{color:#111;font-weight:750}.message-prose{flex-direction:column;gap:14px;display:flex}.message-code{color:#1f2937;background:#f7f7f8;border:1px solid #d7d7d7;border-radius:8px;max-width:100%;margin:4px 0 0;padding:16px;font-family:Cascadia Code,SFMono-Regular,Consolas,Liberation Mono,monospace;font-size:.88rem;line-height:1.55;position:relative;overflow-x:auto}.message-code:before{content:attr(data-lang);min-height:18px;color:var(--muted);margin:-4px 0 8px;font-family:Inter,ui-sans-serif,system-ui,sans-serif;font-size:.72rem;display:block}.message-code:not([data-lang]):before{content:"codigo"}.message-code code{color:inherit;font:inherit;white-space:pre}.message-divider{border:0;border-top:1px solid var(--line);width:100%;margin:4px 0}.message-meta{width:min(100%, var(--chat-width));color:#858585;grid-column:2;justify-content:space-between;gap:12px;margin-top:-6px;font-size:.74rem;display:flex}.generating-row{align-items:center;gap:10px;display:flex}.generating-hint{color:var(--muted);margin:0;font-size:.95rem}.typing-dots{align-items:center;gap:5px;height:18px;display:inline-flex}.typing-dots span{background:var(--muted);opacity:.35;border-radius:999px;width:5px;height:5px;animation:1s ease-in-out infinite typing-dot;display:block}.typing-dots span:nth-child(2){animation-delay:.12s}.typing-dots span:nth-child(3){animation-delay:.24s}@keyframes typing-dot{0%,80%,to{opacity:.35;transform:translateY(0)}40%{opacity:1;transform:translateY(-5px)}}.composer-wrap{width:min(100%, calc(var(--chat-width) + 48px));margin:0 auto;padding:0 24px 22px}.composer{border:1px solid var(--line);background:var(--surface);border-radius:26px;grid-template-columns:minmax(0,1fr) 38px;align-items:end;gap:10px;min-height:58px;padding:10px 10px 10px 18px;display:grid;box-shadow:0 10px 28px #0000002e}.composer:focus-within{border-color:#5a5a5a}.composer textarea{min-height:36px;max-height:180px;color:var(--text);resize:vertical;background:0 0;border:0;outline:0;padding:6px 0;line-height:1.5}.composer textarea::placeholder{color:#9b9b9b}.send-button{color:#fff;cursor:pointer;background:#111;border-radius:999px;place-items:center;width:38px;height:38px;font-size:1.15rem;font-weight:750;display:grid}.send-button:hover{background:#333}.send-button:disabled{cursor:not-allowed;opacity:.55}.composer-note{color:#8d8d8d;text-align:center;margin:8px 0 0;font-size:.75rem}.context-panel{border-left:1px solid var(--line-soft);background:#fbfbfb;height:100vh;padding:14px;overflow:auto}.panel-block{border-bottom:1px solid var(--line-soft);padding:14px 0 18px}.panel-block:first-child{padding-top:0}.panel-block h2{color:#202123;letter-spacing:0;margin:0 0 8px;font-size:.92rem;font-weight:680}.muted{color:var(--muted);margin:0;font-size:.86rem;line-height:1.5}.endpoint{border:1px solid var(--line-soft);color:#2f2f2f;background:#fff;border-radius:8px;margin-top:12px;padding:11px 12px;font-size:.78rem;overflow-x:auto}.feedback-form{flex-direction:column;gap:10px;margin-top:14px;display:flex}.feedback-form input,.feedback-form select,.feedback-form textarea{border:1px solid var(--line);background:var(--surface-soft);width:100%;color:var(--text);border-radius:8px;outline:0;padding:10px 11px}.feedback-form input:focus,.feedback-form select:focus,.feedback-form textarea:focus{border-color:#696969}.feedback-form textarea{resize:vertical;min-height:86px}.button{background:var(--accent);min-height:40px;color:var(--accent-contrast);cursor:pointer;border-radius:8px;padding:0 14px;font-weight:700}.button:hover{background:#0e906f}.button:disabled{cursor:not-allowed;opacity:.65}@media (max-width:1180px){.app-shell{grid-template-columns:var(--rail-width) minmax(0, 1fr)}.context-panel{display:none}}@media (max-width:780px){.app-shell{grid-template-columns:1fr}.nav-rail{border-bottom:1px solid #e8e8e8;border-right:0;grid-template-columns:1fr auto;height:auto;display:grid;position:static}.new-chat-button,.nav-section,.nav-footer{display:none}.chat-area{height:calc(100vh - 70px)}.chat-header{min-height:58px;padding:12px 16px}.model-pill{display:none}.messages{padding:8px 16px 24px}.message{grid-template-columns:28px minmax(0,1fr);column-gap:12px;padding:16px 0}.brand-mark,.avatar{width:28px;height:28px}.message.user .message-content{max-width:100%}.message-meta{grid-column:1/-1;padding-left:40px}.composer-wrap{padding:0 12px 14px}}