:root,html[data-theme="dark"]{--ink:#eef5fa;--muted:#9aabba;--line:#2b3c4b;--panel:#182633;--soft:#101b25}html[data-theme="dark"] body{background:#101b25;color:var(--ink)}html[data-theme="dark"] .auth{background:radial-gradient(circle at 50% -10%,#1d3b55,transparent 48%),#101b25}html[data-theme="dark"] .auth-card,html[data-theme="dark"] .panel,html[data-theme="dark"] .modal{background:#182633;border-color:#2b3c4b;color:var(--ink)}html[data-theme="dark"] .field input,html[data-theme="dark"] .field textarea,html[data-theme="dark"] .search-input{background:#101b25;border-color:#2b3c4b;color:var(--ink)}html[data-theme="dark"] .sidebar,html[data-theme="dark"] .chat-head,html[data-theme="dark"] .composer{background:#182633;border-color:#2b3c4b}html[data-theme="dark"] .chat-row:hover,html[data-theme="dark"] .chat-row.active{background:#20394d}html[data-theme="dark"] .messages{background-color:#101b25}html[data-theme="dark"] .msg{background:#1d3040;color:#eef5fa}html[data-theme="dark"] .msg.out{background:#254937}html[data-theme="dark"] .empty{color:#9aabba}