:root{color-scheme:dark;--bg:#08110f;--panel:#0d1916;--panel2:#12231e;--line:#20372f;--text:#eef8f3;--muted:#91aa9f;--accent:#65e6a7;--accent2:#27b978;--danger:#ff7b7b;font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif}*{box-sizing:border-box}body{margin:0;background:radial-gradient(circle at 70% -10%,#174638 0,transparent 35%),var(--bg);color:var(--text);min-height:100vh}.shell{display:grid;grid-template-columns:280px 1fr;min-height:100vh}.sidebar{background:rgba(8,19,16,.9);border-right:1px solid var(--line);padding:24px 16px;display:flex;flex-direction:column}.brand{display:flex;gap:12px;align-items:center;padding:0 8px 24px}.brand-mark,.orb{display:grid;place-items:center;background:linear-gradient(145deg,var(--accent),#238f65);color:#052017;font-weight:900;box-shadow:0 0 32px #50df9b33}.brand-mark{width:38px;height:38px;border-radius:12px}.brand strong{display:block;font-size:17px}.brand small{display:block;color:var(--muted);font-size:11px;margin-top:2px}.new-chat{background:var(--panel2);border:1px solid var(--line);border-radius:12px;color:var(--text);padding:12px;text-align:left;font-weight:650;cursor:pointer}.new-chat:hover,.conversation-item:hover{border-color:#3a6656}.conversation-list{display:flex;flex-direction:column;gap:6px;margin-top:18px;overflow:auto}.conversation-item{background:transparent;border:1px solid transparent;border-radius:10px;color:var(--muted);padding:10px 12px;text-align:left;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;cursor:pointer}.conversation-item.active{background:var(--panel2);color:var(--text);border-color:var(--line)}.privacy{margin-top:auto;color:var(--muted);font-size:11px;padding:14px 8px;display:flex;gap:8px;align-items:center}.privacy span{width:7px;height:7px;background:var(--accent);border-radius:50%;box-shadow:0 0 10px var(--accent)}.main{min-width:0;display:grid;grid-template-rows:auto 1fr auto;height:100vh}header{padding:26px 34px 18px;border-bottom:1px solid #18302888;display:flex;align-items:center;justify-content:space-between}header h1{font-size:22px;margin:2px 0}.eyebrow{font-size:10px;letter-spacing:.18em;color:var(--accent);font-weight:800;margin:0}.menu-button{display:none}.messages{overflow:auto;padding:32px max(24px,calc((100% - 850px)/2));scroll-behavior:smooth}.welcome{text-align:center;max-width:620px;margin:8vh auto 0}.orb{width:72px;height:72px;border-radius:24px;margin:0 auto 24px;font-size:30px}.orb.small{width:50px;height:50px;border-radius:16px;font-size:20px}.welcome h2{font-size:32px;margin:0 0 12px;letter-spacing:-.03em}.welcome p{color:var(--muted);line-height:1.6}.suggestions{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:32px}.suggestions button{background:var(--panel);border:1px solid var(--line);border-radius:14px;color:var(--muted);padding:14px;text-align:left;cursor:pointer;line-height:1.35}.suggestions button:hover{color:var(--text);border-color:var(--accent2)}.message{display:flex;gap:13px;margin:0 0 26px;animation:rise .25s ease}.message.user{justify-content:flex-end}.bubble{max-width:78%;border:1px solid var(--line);background:var(--panel);border-radius:5px 18px 18px 18px;padding:15px 17px;line-height:1.6;white-space:pre-wrap}.user .bubble{background:#184c39;border-color:#256c51;border-radius:18px 5px 18px 18px}.source-list{margin-top:12px;display:grid;gap:7px}.source{background:#091410;border:1px solid #214034;border-radius:10px;padding:9px 11px;color:var(--muted);font-size:12px}.context-note{font-size:11px;color:var(--accent);margin:0 0 8px}.composer{margin:0 auto 24px;width:min(850px,calc(100% - 40px));position:relative}.composer textarea{width:100%;resize:none;max-height:160px;min-height:58px;background:#11231d;border:1px solid #2a493d;border-radius:18px;color:var(--text);padding:17px 62px 23px 18px;font:inherit;outline:none;box-shadow:0 14px 50px #0005}.composer textarea:focus{border-color:var(--accent2)}.composer>button{position:absolute;right:10px;top:9px;width:40px;height:40px;border:0;border-radius:12px;background:var(--accent);color:#062117;font-size:23px;font-weight:900;cursor:pointer}.composer small{position:absolute;left:18px;bottom:7px;color:#688177;font-size:9px}dialog{border:1px solid var(--line);border-radius:22px;background:#0d1b17;color:var(--text);padding:0;box-shadow:0 24px 100px #000b}dialog::backdrop{background:#020807d9;backdrop-filter:blur(8px)}#login-form{width:min(390px,calc(100vw - 40px));padding:30px}#login-form h2{margin:18px 0 8px}#login-form p{color:var(--muted);line-height:1.5}#login-form input{width:100%;background:#08130f;border:1px solid var(--line);border-radius:12px;padding:13px;color:var(--text);font:inherit}#login-form button{width:100%;border:0;border-radius:12px;background:var(--accent);padding:13px;margin-top:12px;font-weight:800;color:#062117}.error{color:var(--danger)!important;min-height:18px;font-size:12px}@keyframes rise{from{opacity:0;transform:translateY(8px)}}@media(max-width:760px){.shell{grid-template-columns:1fr}.sidebar{position:fixed;z-index:5;inset:0 22% 0 0;transform:translateX(-105%);transition:.2s;box-shadow:20px 0 60px #000a}.sidebar.open{transform:none}.menu-button{display:block;background:transparent;border:1px solid var(--line);color:var(--text);border-radius:10px;padding:8px 11px}.main{height:100dvh}header{padding:18px 20px}.messages{padding:24px 16px}.welcome{margin-top:3vh}.welcome h2{font-size:25px}.suggestions{grid-template-columns:1fr}.bubble{max-width:90%}.composer{width:calc(100% - 24px);margin-bottom:12px}}