:root {
  --bg-primary: #0d1117;
  --bg-secondary: #161b22;
  --bg-tertiary: #21262d;
  --border: #30363d;
  --text-primary: #f0f6fc;
  --text-secondary: #8b949e;
  --accent: #58a6ff;
  --accent-hover: #79c0ff;
  --success: #3fb950;
  --warning: #d29922;
  --danger: #f85149;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
}

.app-layout {
  display: flex;
  min-height: 100vh;
}

/* Sidebar */
.sidebar {
  width: 220px;
  background: var(--bg-secondary);
  border-right: 1px solid var(--border);
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.sidebar-brand {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 1.5rem;
  padding: 0.5rem;
}

.nav-link {
  display: block;
  padding: 0.5rem 0.75rem;
  color: var(--text-secondary);
  text-decoration: none;
  border-radius: 6px;
  font-size: 0.9rem;
}
.nav-link:hover, .nav-link.active { color: var(--text-primary); background: var(--bg-tertiary); }

/* Main */
.main-content {
  flex: 1;
  padding: 2rem;
  max-width: 1200px;
}

h1 { font-size: 1.5rem; margin-bottom: 1.5rem; }
h2 { font-size: 1.1rem; margin-bottom: 0.75rem; color: var(--text-secondary); }

/* Stats */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}

.stat-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.25rem;
  text-align: center;
}
.stat-value { font-size: 1.8rem; font-weight: 700; color: var(--accent); }
.stat-label { font-size: 0.85rem; color: var(--text-secondary); margin-top: 0.25rem; }

/* Tables */
.data-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  margin-bottom: 1rem;
}
.data-table th, .data-table td {
  padding: 0.6rem 1rem;
  text-align: left;
  border-bottom: 1px solid var(--border);
  font-size: 0.9rem;
}
.data-table th { background: var(--bg-tertiary); color: var(--text-secondary); font-weight: 600; }
.data-table tr:last-child td { border-bottom: none; }

.row-danger { background: rgba(248, 81, 73, 0.08); }

/* Badges */
.badge {
  padding: 0.2rem 0.6rem;
  border-radius: 12px;
  font-size: 0.75rem;
  font-weight: 600;
}
.badge-pending { background: rgba(210, 153, 34, 0.15); color: var(--warning); }
.badge-preparing { background: rgba(88, 166, 255, 0.15); color: var(--accent); }
.badge-ready { background: rgba(63, 185, 80, 0.15); color: var(--success); }
.badge-delivered { background: rgba(139, 148, 158, 0.15); color: var(--text-secondary); }
.badge-cancelled { background: rgba(248, 81, 73, 0.15); color: var(--danger); }
.badge-available { background: rgba(63, 185, 80, 0.15); color: var(--success); }
.badge-occupied { background: rgba(210, 153, 34, 0.15); color: var(--warning); }
.badge-reserved { background: rgba(88, 166, 255, 0.15); color: var(--accent); }

/* Buttons */
.btn-primary-sm {
  padding: 0.4rem 0.8rem;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.85rem;
}
.btn-primary-sm:hover { background: var(--accent-hover); }

.btn-secondary {
  padding: 0.4rem 0.8rem;
  background: var(--bg-tertiary);
  color: var(--text-primary);
  border: 1px solid var(--border);
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.85rem;
}

.btn-sm {
  padding: 0.25rem 0.6rem;
  background: var(--bg-tertiary);
  color: var(--text-primary);
  border: 1px solid var(--border);
  border-radius: 4px;
  cursor: pointer;
  font-size: 0.8rem;
  text-decoration: none;
}
.btn-sm:hover { background: var(--border); }

/* Forms */
.inline-form {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  margin-bottom: 1rem;
}

.inline-form input, .inline-form select {
  padding: 0.4rem 0.6rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg-tertiary);
  color: var(--text-primary);
  font-size: 0.85rem;
}
.inline-form input:focus, .inline-form select:focus { outline: none; border-color: var(--accent); }

.filter-bar {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1rem;
}
.filter-bar select {
  padding: 0.4rem 0.6rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg-tertiary);
  color: var(--text-primary);
  font-size: 0.85rem;
}

.section { margin-bottom: 2rem; }

.actions { display: flex; gap: 0.3rem; }

.loading { color: var(--text-secondary); padding: 2rem; text-align: center; }
.text-muted { color: var(--text-secondary); }

code {
  background: var(--bg-tertiary);
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
  font-size: 0.85rem;
  color: var(--accent);
}