:root {
  --bg: #0f1420;
  --panel: #161d2d;
  --panel-2: #1d2637;
  --border: #27314a;
  --text: #e6ecf7;
  --muted: #8b98b4;
  --accent: #4fd8ff;
  --ok: #3ddc97;
  --warn: #ffb454;
  --err: #ff6b6b;
}

* {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
  margin: 0;
}

body {
  display: flex;
  flex-direction: column;
  background: var(--bg);
  color: var(--text);
  font: 14px/1.5 "Segoe UI", "Microsoft YaHei", system-ui, sans-serif;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
  background: var(--panel);
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-mark {
  width: 10px;
  height: 34px;
  border-radius: 5px;
  background: linear-gradient(180deg, var(--accent), #1b6bb8);
}

h1 {
  margin: 0;
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.brand-sub {
  margin: 0;
  font-size: 12px;
  color: var(--muted);
}

main {
  flex: 1;
  min-height: 0;
  padding: 16px 20px 20px;
  display: grid;
  gap: 14px;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: auto auto minmax(160px, 1fr);
  overflow: auto;
}

.card {
  grid-column: span 2;
  padding: 14px 16px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--panel);
}

.log-card {
  display: flex;
  flex-direction: column;
  min-height: 0;
}

.card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
}

h2 {
  margin: 0;
  font-size: 13px;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.actions {
  display: flex;
  gap: 8px;
  align-items: center;
}

.btn {
  padding: 6px 14px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--panel-2);
  color: var(--text);
  font-size: 13px;
  cursor: pointer;
}

.btn:hover:not(:disabled) {
  border-color: var(--accent);
}

.btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.btn.primary {
  border-color: transparent;
  background: var(--accent);
  color: #06202b;
  font-weight: 600;
}

.status-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
  font-size: 15px;
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--muted);
}

.dot.ok {
  background: var(--ok);
  box-shadow: 0 0 0 4px rgba(61, 220, 151, 0.15);
}

.dot.warn {
  background: var(--warn);
  box-shadow: 0 0 0 4px rgba(255, 180, 84, 0.15);
}

.dot.err {
  background: var(--err);
  box-shadow: 0 0 0 4px rgba(255, 107, 107, 0.15);
}

.muted {
  color: var(--muted);
}

.kv {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px 16px;
  margin: 0;
}

.kv > div.wide {
  grid-column: span 2;
}

.kv dt {
  margin: 0;
  font-size: 12px;
  color: var(--muted);
}

.kv dd {
  margin: 2px 0 0;
  word-break: break-all;
}

.mono {
  font-family: Consolas, "Cascadia Mono", monospace;
  font-size: 12px;
}

.warning {
  margin: 12px 0 0;
  padding: 8px 10px;
  border-radius: 6px;
  background: rgba(255, 180, 84, 0.12);
  color: var(--warn);
  font-size: 12px;
}

.hint {
  margin: 0 0 10px;
  font-size: 12px;
  color: var(--muted);
}

.display-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 6px;
}

.display-list li {
  display: flex;
  gap: 10px;
  padding: 8px 10px;
  border-radius: 6px;
  background: var(--panel-2);
  font-size: 13px;
}

.display-list .page {
  min-width: 96px;
  color: var(--accent);
  font-weight: 600;
}

.display-list .url {
  color: var(--muted);
  font-family: Consolas, "Cascadia Mono", monospace;
  font-size: 12px;
  word-break: break-all;
}

.check {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--muted);
  cursor: pointer;
}

.log {
  flex: 1;
  min-height: 0;
  margin: 0;
  padding: 10px 12px;
  overflow: auto;
  border-radius: 8px;
  background: #0a0e17;
  color: #b9c6e0;
  font-family: Consolas, "Cascadia Mono", monospace;
  font-size: 12px;
  line-height: 1.55;
  white-space: pre-wrap;
  word-break: break-all;
}