:root {
  --bg: #0b1020;
  --panel: #141d33;
  --muted: #9bb0cc;
  --line: #2a3a58;
  --text: #e9eef7;
  --accent: #72a8ff;
}

* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif; }
.container { max-width: 1080px; margin: 0 auto; padding: 16px; }
header h1 { margin: 0; }
.muted { color: var(--muted); }
.toolbar { display: flex; gap: 8px; align-items: center; margin: 12px 0 16px; }
.toolbar input { flex: 1; padding: 8px 10px; border: 1px solid var(--line); border-radius: 6px; background: #081022; color: var(--text); }
.toolbar button { padding: 8px 12px; border: 1px solid var(--line); border-radius: 6px; background: #1f3153; color: #d7e5ff; cursor: pointer; }
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; background: var(--panel); border: 1px solid var(--line); margin-top: 8px; }
th, td { text-align: left; padding: 10px; border-bottom: 1px solid var(--line); }
th { color: #b8caea; background: #16284a; position: sticky; top: 0; }
tr:hover { background: #1d2d4b; cursor: pointer; }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: 8px; padding: 12px; margin: 12px 0; }
.grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 6px 20px; }
.k { color: #a0b9dd; display: inline-block; min-width: 110px; }
.v { color: #e9eef7; }
.welcome { margin-top: 8px; color: #c9d8ef; white-space: pre-wrap; max-height: 140px; overflow: auto; background: #0f1730; border: 1px solid #273a61; padding: 8px; border-radius: 6px; }
.bubble { margin: 8px 0; padding: 8px 10px; border-radius: 8px; background: #111b34; border: 1px solid #293e65; }
.bubble.user { border-color: #336699; }
.bubble.assistant { border-color: #6a4d9a; }
.bubble .meta { color: #8ea2c4; font-size: 12px; margin-bottom: 6px; }
pre { white-space: pre-wrap; margin: 0; }
.conversation { max-height: 620px; overflow: auto; padding-right: 8px; }