/* 暗色主题 */
:root {
  --bg: #0f1117;
  --card: #1a1d27;
  --border: #2a2d3a;
  --text: #e4e4e7;
  --text-dim: #9ca3af;
  --primary: #3b82f6;
  --success: #22c55e;
  --warn: #f59e0b;
  --info: #06b6d4;
  --danger: #ef4444;
}

* { 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);
  min-height: 100vh;
  padding: 1rem;
}

.app {
  max-width: 600px;
  margin: 0 auto;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.25rem;
  margin-bottom: 1rem;
}

.card h2 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--text-dim);
}

/* 状态网格 */
.status-grid {
  display: grid;
  gap: 0.75rem;
}

.status-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.status-label { color: var(--text-dim); font-size: 0.875rem; }
.result-value { font-weight: 500; font-size: 0.875rem; }

/* 徽章 */
.badge {
  display: inline-block;
  padding: 0.2rem 0.6rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 600;
}

.badge-on { background: rgba(34,197,94,0.15); color: var(--success); }
.badge-off { background: rgba(239,68,68,0.15); color: var(--danger); }
.badge-info { background: rgba(6,182,212,0.15); color: var(--info); }

/* 结果行 */
.result-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--border);
}

.result-row:last-child { border-bottom: none; }
.result-label { color: var(--text-dim); font-size: 0.875rem; }

/* 预约列表 */
.booking-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.8rem;
}

.booking-table th, .booking-table td {
  padding: 0.5rem;
  text-align: left;
  border-bottom: 1px solid var(--border);
}

.booking-table th { color: var(--text-dim); font-weight: 500; }
.empty { color: var(--text-dim); text-align: center; padding: 1rem; }

/* 按钮 */
.action-card {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.btn {
  flex: 1;
  min-width: 80px;
  padding: 0.6rem 1rem;
  border: none;
  border-radius: 8px;
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  transition: opacity 0.2s;
}

.btn:hover { opacity: 0.85; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.btn-primary { background: var(--primary); color: white; }
.btn-success { background: var(--success); color: white; }
.btn-warn { background: var(--warn); color: white; }
.btn-info { background: var(--info); color: white; }

/* 日志 */
.log-container {
  max-height: 400px;
  overflow-y: auto;
  font-size: 0.8rem;
  line-height: 1.5;
}

.log-entry {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  padding: 0.4rem 0.5rem;
  border-radius: 6px;
  margin-bottom: 0.25rem;
  transition: background 0.2s;
}

.log-entry:hover { background: rgba(255,255,255,0.03); }

.log-icon {
  flex-shrink: 0;
  width: 1.2rem;
  text-align: center;
  font-size: 0.85rem;
}

.log-content {
  flex: 1;
  color: var(--text);
}

.log-time {
  color: var(--text-dim);
  font-size: 0.7rem;
  margin-right: 0.5rem;
  font-family: "SF Mono", "Fira Code", monospace;
}

/* 日志类型样式 */
.log-entry.log-success { background: rgba(34,197,94,0.08); }
.log-entry.log-success .log-icon { color: var(--success); }
.log-entry.log-success .log-content { color: var(--success); }

.log-entry.log-error { background: rgba(239,68,68,0.08); }
.log-entry.log-error .log-icon { color: var(--danger); }
.log-entry.log-error .log-content { color: var(--danger); }

.log-entry.log-warning { background: rgba(245,158,11,0.08); }
.log-entry.log-warning .log-icon { color: var(--warn); }
.log-entry.log-warning .log-content { color: var(--warn); }

.log-entry.log-info .log-icon { color: var(--info); }

.log-entry.log-progress { opacity: 0.7; }
.log-entry.log-progress .log-icon { color: var(--text-dim); }

/* 日志分组 */
.log-group {
  border-left: 2px solid var(--border);
  margin-left: 0.5rem;
  padding-left: 0.75rem;
  margin-bottom: 0.5rem;
}

.log-group-title {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-dim);
  margin-bottom: 0.25rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* 响应式 */
@media (max-width: 480px) {
  body { padding: 0.5rem; }
  .card { padding: 1rem; }
  .btn { min-width: 60px; padding: 0.5rem; font-size: 0.8rem; }
}