:root {
  --bg: #12141a;
  --panel: #1b1e26;
  --line: #2b303c;
  --text: #e6e8ee;
  --muted: #9aa1b1;
  --accent: #5b9dff;
  --error: #ff6b6b;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 14px/1.5 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 20px;
  border-bottom: 1px solid var(--line);
}

header h1 { margin: 0; font-size: 18px; letter-spacing: 2px; }

.env {
  padding: 2px 8px;
  border: 1px solid var(--line);
  border-radius: 10px;
  color: var(--muted);
  font-size: 12px;
  text-transform: uppercase;
}

header button { margin-left: auto; }

section { padding: 20px; }

form { display: flex; flex-wrap: wrap; gap: 12px; align-items: end; margin-bottom: 16px; }

label { display: flex; flex-direction: column; gap: 4px; color: var(--muted); font-size: 12px; }

input {
  background: var(--panel);
  border: 1px solid var(--line);
  color: var(--text);
  padding: 6px 8px;
  border-radius: 4px;
  font: inherit;
}

button {
  background: var(--accent);
  border: none;
  color: #0b0d12;
  padding: 7px 14px;
  border-radius: 4px;
  cursor: pointer;
  font: inherit;
  font-weight: 600;
}

button:hover { filter: brightness(1.1); }

table { width: 100%; border-collapse: collapse; }

th, td {
  text-align: left;
  padding: 8px 10px;
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
}

th { color: var(--muted); font-weight: 600; font-size: 12px; text-transform: uppercase; }

tbody tr { cursor: pointer; }
tbody tr:hover { background: var(--panel); }

pre {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 12px;
  overflow-x: auto;
  white-space: pre-wrap;
  word-break: break-word;
}

.error { color: var(--error); }
.hidden { display: none !important; }

#detail { margin-top: 24px; border-top: 1px solid var(--line); padding-top: 16px; }
#replay-status { margin-left: 10px; color: var(--muted); }