:root{--bg: #0b0d11;--bg-panel: #12151c;--bg-card: #171b24;--line: #262c38;--fg: #dfe4ee;--fg-dim: #8f9aad;--accent: #59a5ff;--accent-dim: #1e3a5c;--ok: #56d364;--bad: #ff6b6b;--mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace}*{box-sizing:border-box}html,body{height:100%}body{margin:0;background:var(--bg);color:var(--fg);font:14px/1.45 system-ui,-apple-system,Segoe UI,sans-serif;display:flex;flex-direction:column}.topbar{display:flex;align-items:center;gap:16px;padding:10px 16px;background:var(--bg-panel);border-bottom:1px solid var(--line);flex-wrap:wrap}.brand{font-family:var(--mono);font-weight:700;letter-spacing:.04em}.brand span{color:var(--fg-dim);font-weight:400;margin-left:6px}.meta{margin-left:auto;color:var(--fg-dim);font-family:var(--mono);font-size:12px}.layout{flex:1;display:grid;grid-template-columns:minmax(420px,1.4fr) 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