:root {
  --bg: #0f172a;
  --surface: #1e293b;
  --surface-hover: #334155;
  --text: #f1f5f9;
  --text-muted: #94a3b8;
  --accent: #10b981;
  --accent-hover: #059669;
  --danger: #ef4444;
  --radius: 8px;
  --width: 360px;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  width: var(--width);
  min-height: 400px;
}

.container {
  padding: 16px;
}

header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

header h1 {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.5px;
}

.tag {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--accent);
  border: 1px solid var(--accent);
  padding: 2px 8px;
  border-radius: 12px;
}

.timer-section {
  text-align: center;
  margin-bottom: 16px;
}

.timer-display {
  font-size: 48px;
  font-weight: 300;
  font-variant-numeric: tabular-nums;
  letter-spacing: -1px;
  margin-bottom: 12px;
  font-family: 'SF Mono', Monaco, monospace;
}

.timer-display.running {
  color: var(--accent);
}

.btn-primary {
  width: 100%;
  padding: 12px 20px;
  font-size: 16px;
  font-weight: 600;
  border: none;
  border-radius: var(--radius);
  background: var(--accent);
  color: #fff;
  cursor: pointer;
  transition: background 0.15s;
}

.btn-primary:hover {
  background: var(--accent-hover);
}

.btn-primary.stop {
  background: var(--danger);
}

.inputs {
  margin-bottom: 12px;
}

.inputs input {
  width: 100%;
  padding: 10px 12px;
  margin-bottom: 8px;
  border: 1px solid var(--surface-hover);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text);
  font-size: 14px;
  outline: none;
}

.inputs input:focus {
  border-color: var(--accent);
}

.inputs .row {
  display: flex;
  gap: 8px;
}

.inputs .row input {
  flex: 1;
}

.actions {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
}

.btn-link {
  flex: 1;
  text-align: center;
  padding: 8px;
  font-size: 12px;
  color: var(--text-muted);
  text-decoration: none;
  background: var(--surface);
  border-radius: var(--radius);
  transition: background 0.15s;
}

.btn-link:hover {
  background: var(--surface-hover);
  color: var(--text);
}

.entries-section h2 {
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.entries-list {
  max-height: 180px;
  overflow-y: auto;
}

.entry {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 10px;
  background: var(--surface);
  border-radius: var(--radius);
  margin-bottom: 6px;
}

.entry-info {
  flex: 1;
  min-width: 0;
}

.entry-desc {
  font-size: 13px;
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.entry-meta {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 2px;
}

.entry-duration {
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  font-family: 'SF Mono', monospace;
}

.empty {
  font-size: 13px;
  color: var(--text-muted);
  text-align: center;
  padding: 16px;
}

.total {
  text-align: right;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px solid var(--surface-hover);
}