:root{--bg: #0e1621;--panel: #17212b;--panel-2: #1d2a36;--hover: #202b36;--active: #2b5278;--text: #e9edf0;--muted: #7d8e9c;--accent: #5288c1;--border: #0b121a;--bubble: #182533}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{background:var(--bg);color:var(--text);font-family:-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;font-size:14px}button{cursor:pointer;border:none;border-radius:6px;background:var(--accent);color:#fff;padding:7px 12px;font-size:13px}button:disabled{opacity:.5;cursor:not-allowed}button.ghost{background:transparent;color:var(--muted)}button.ghost:hover{color:var(--text)}button.small{padding:3px 8px;font-size:12px}input{background:var(--panel-2);border:1px solid var(--border);color:var(--text);border-radius:6px;padding:9px 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