:root{color-scheme:dark;--bg:#080c16;--panel:#101827;--panel2:#151f31;--line:#26334a;--text:#e7edf8;--muted:#91a0b8;--accent:#7dd3fc;--accent2:#38bdf8}*{box-sizing:border-box}body{margin:0;background:radial-gradient(circle at 70% -10%,#183253 0,#080c16 42%);color:var(--text);font:15px/1.5 system-ui,-apple-system,Segoe UI,sans-serif}.hidden{display:none!important}.auth-screen{min-height:100vh;display:grid;place-items:center;padding:20px}.auth-card{width:min(100%,380px);display:grid;gap:16px;background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:26px}.auth-card label{display:grid;gap:7px;color:var(--muted)}.app{min-height:100vh;display:grid;grid-template-columns:320px 1fr}.sidebar{background:#0b1220;border-right:1px solid var(--line);padding:22px 16px}.brand{display:flex;gap:12px;align-items:center;margin-bottom:24px}.mark{display:grid;place-items:center;width:38px;height:38px;border-radius:12px;background:linear-gradient(135deg,var(--accent2),#6366f1);font-weight:800;color:#06111d}.brand strong{display:block;font-size:17px}.brand small,.muted{color:var(--muted);font-size:12px}.side-actions{display:grid;gap:9px}button,input,textarea,select{font:inherit}button{border:1px solid var(--line);background:var(--panel2);color:var(--text);border-radius:10px;padding:10px 12px;cursor:pointer}button:hover{border-color:var(--accent2)}input,textarea,select{width:100%;background:#0c1422;border:1px solid var(--line);color:var(--text);border-radius:10px;padding:11px;outline:none}input:focus,textarea:focus,select:focus{border-color:var(--accent2)}.sessions{list-style:none;margin:14px 0;padding:0;display:grid;gap:7px}.sessions button{width:100%;text-align:left;background:transparent}.sessions button.active{background:#16304a;border-color:#2483b5}.session-title{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.session-meta{display:block;color:var(--muted);font-size:11px;margin-top:3px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.conversation{min-width:0;display:grid;grid-template-rows:auto auto 1fr auto;padding:28px clamp(18px,5vw,70px);min-height:100vh}.conversation-head{display:flex;justify-content:space-between;gap:18px;align-items:start}.eyebrow{color:var(--accent);font-size:11px;letter-spacing:.16em;margin:0 0 5px}h1{font-size:clamp(22px,3vw,34px);margin:0 0 4px}.notice{margin:22px 0 0;border:1px solid #24445e;background:#0d1b2b;color:#b7d9eb;border-radius:12px;padding:11px 14px;font-size:13px}.history{padding:28px 0;overflow:auto;display:grid;align-content:start;gap:12px}.empty{color:var(--muted);text-align:center;padding:15vh 0}.message{max-width:850px;border:1px solid var(--line);background:var(--panel);border-radius:14px;padding:14px 16px;white-space:pre-wrap}.message.user{margin-left:auto;background:#10283c;border-color:#1e5b7d}.message .label{font-size:11px;color:var(--accent);margin-bottom:7px;text-transform:uppercase;letter-spacing:.08em}.composer{border:1px solid var(--line);background:rgba(16,24,39,.9);border-radius:16px;padding:12px}.composer textarea{resize:vertical;border:0;background:transparent}.voice-options{display:grid;grid-template-columns:1fr 1fr auto;gap:8px;align-items:end;padding:6px 0}.voice-options label{color:var(--muted);font-size:11px}.voice-options .check{display:flex;gap:5px;align-items:center;padding:11px}.voice-options input[type=checkbox]{width:auto}.composer-actions{display:flex;align-items:center;justify-content:flex-end;gap:9px}.composer-actions .muted{margin-right:auto}.mic{width:42px;height:42px;border-radius:50%;color:#06111d;background:var(--accent)}.mic.listening{background:#fb7185;animation:pulse 1s infinite}.send{background:#0ea5e9;color:#04111b;border-color:#38bdf8;font-weight:700}.secondary{font-size:12px}.notice.error{border-color:#7f1d1d;background:#2a1118;color:#fecaca}@keyframes pulse{50%{box-shadow:0 0 0 8px #fb718522}}@media(max-width:760px){.app{display:block}.sidebar{position:relative;border-right:0;border-bottom:1px solid var(--line);padding:14px}.sessions{display:flex;overflow-x:auto}.sessions li{min-width:240px}.conversation{padding:18px 14px;min-height:calc(100vh - 260px)}.conversation-head{display:block}.conversation-head .secondary{margin-top:10px}.notice{margin-top:14px}.history{padding:18px 0}.composer{position:sticky;bottom:8px}.voice-options{grid-template-columns:1fr 1fr}.voice-options .check{grid-column:1/-1}}
body{overflow:hidden}.app{height:100vh;overflow:hidden}.sidebar{min-height:0;overflow-y:auto}.conversation{height:100vh;min-height:0;overflow:hidden}.history{min-height:0;overflow-y:auto;overscroll-behavior:contain;scrollbar-gutter:stable}.composer{flex-shrink:0}@media(max-width:760px){.app{height:100dvh}.conversation{height:calc(100dvh - 260px);min-height:0}.history{min-height:0}.composer{position:relative;bottom:auto}}
.composer{padding:8px}.composer textarea{height:46px;min-height:42px;max-height:96px;padding:7px 9px}.voice-options{padding:2px 0;gap:6px}
.composer-actions #speak-stop{padding:8px 10px;white-space:nowrap}
#notice:not(.error){display:none}
.voice-options .check{cursor:pointer;border:1px solid var(--line);border-radius:9px;background:#0c1422;transition:border-color .15s,background .15s}.voice-options .check.enabled{border-color:#2385b8;background:#12314a}.voice-options .check input{accent-color:var(--accent2)}
.conversation-head>div{display:none}.conversation-head{justify-content:flex-end;min-height:0}
.session-summary{display:block;color:var(--text);font-size:12px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;opacity:.82}.session-summary:empty{display:none}
.message.pending{min-width:56px;color:var(--muted);letter-spacing:4px;animation:thinking 1.1s ease-in-out infinite}.message.pending .label{letter-spacing:.08em}@keyframes thinking{50%{opacity:.35}}