.layout{min-height:100%;display:grid;grid-template-columns:270px 1fr}.sidebar{height:100vh;position:sticky;top:0;padding:20px 14px;background:#08192a;border-right:1px solid var(--line);overflow:auto}.sidebar h2{font-size:.75rem;text-transform:uppercase;letter-spacing:.12em;color:var(--muted);margin:24px 8px 10px}.new-chat,.conversation-link{width:100%;border:1px solid var(--line);background:#10263a;color:var(--text);border-radius:11px;padding:12px;text-align:left;cursor:pointer}.conversation-link{border:0;background:transparent;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin:2px 0}.conversation-link:hover{background:#10263a}.side-note{color:var(--muted);line-height:1.6;padding:6px 8px;font-size:.88rem}.side-note a,.auth-switch a{color:#55baff}.link-button{text-decoration:none}.actions form{margin:0}.user-name{color:var(--muted);align-self:center}.auth-body{display:grid;place-items:center;padding:24px}.auth-card{width:min(460px,100%);background:var(--panel);border:1px solid var(--line);border-radius:22px;padding:30px;box-shadow:0 24px 80px #0008}.auth-brand{margin-bottom:32px}.auth-card h1{margin:0 0 8px}.auth-intro,.auth-switch{color:var(--muted);line-height:1.6}.auth-form{display:grid;gap:16px;margin:24px 0}.auth-form label{display:grid;gap:7px;color:#c9dcec}.auth-form input{width:100%;border:1px solid var(--line);background:#081a2b;color:var(--text);padding:13px;border-radius:10px;outline:0}.auth-form input:focus{border-color:var(--accent)}.auth-form button{border:0;border-radius:11px;padding:13px;background:linear-gradient(135deg,var(--accent),var(--accent2));color:white;font-weight:700;cursor:pointer}.flash{padding:12px;border-radius:10px;margin:12px 0}.flash.error{background:#5c1d2b}.flash.success{background:#124d3b}@media(max-width:850px){.layout{display:block}.sidebar{height:auto;position:relative;border-right:0;border-bottom:1px solid var(--line);padding:10px 14px}.sidebar h2,#conversationList{display:none}.new-chat{width:auto}.actions .user-name{display:none}}@media(max-width:540px){.actions .link-button:last-child{display:none}.auth-card{padding:22px}}