/* BookedSolid — Shared Design System */
* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --ink: #0a0a0a;
  --warm: #1a1714;
  --cream: #faf8f5;
  --amber: #e8a020;
  --amber-soft: #f5d68a;
  --amber-glow: rgba(232, 160, 32, 0.12);
  --amber-hover: #d49318;
  --slate: #6b6560;
  --light-slate: #a39e98;
  --border: #e5e0da;
  --success: #22c55e;
  --success-bg: rgba(34, 197, 94, 0.08);
  --error: #ef4444;
  --error-bg: rgba(239, 68, 68, 0.08);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
}

body {
  font-family: 'DM Sans', sans-serif;
  background: var(--cream);
  color: var(--warm);
  line-height: 1.6;
}

h1, h2, h3, h4 {
  font-family: 'Space Grotesk', sans-serif;
  line-height: 1.15;
}

/* Logo */
.logo {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1.4rem;
  color: var(--ink);
  letter-spacing: -0.5px;
  text-decoration: none;
}

.logo span { color: var(--amber); }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius-md);
  font-family: 'DM Sans', sans-serif;
  font-size: 0.95rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all 0.2s;
  text-decoration: none;
}

.btn-primary {
  background: var(--amber);
  color: var(--ink);
}

.btn-primary:hover {
  background: var(--amber-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(232, 160, 32, 0.3);
}

.btn-secondary {
  background: transparent;
  color: var(--warm);
  border: 1.5px solid var(--border);
}

.btn-secondary:hover {
  border-color: var(--amber);
  background: var(--amber-glow);
}

.btn-danger {
  background: var(--error-bg);
  color: var(--error);
  border: 1px solid rgba(239, 68, 68, 0.2);
}

.btn-danger:hover {
  background: rgba(239, 68, 68, 0.15);
}

.btn-sm {
  padding: 8px 16px;
  font-size: 0.85rem;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

/* Form Elements */
.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--warm);
  margin-bottom: 6px;
}

.form-group .hint {
  font-size: 0.8rem;
  color: var(--light-slate);
  margin-top: 4px;
}

input[type="text"],
input[type="email"],
input[type="password"],
input[type="tel"],
input[type="number"],
input[type="time"],
input[type="date"],
select,
textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-md);
  font-family: 'DM Sans', sans-serif;
  font-size: 0.95rem;
  background: white;
  color: var(--warm);
  transition: border-color 0.2s;
  outline: none;
}

input:focus, select:focus, textarea:focus {
  border-color: var(--amber);
  box-shadow: 0 0 0 3px var(--amber-glow);
}

textarea {
  resize: vertical;
  min-height: 80px;
}

/* Cards */
.card {
  background: white;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 28px;
  transition: border-color 0.2s;
}

.card:hover {
  border-color: var(--amber);
}

/* Badge */
.badge {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 0.78rem;
  font-weight: 600;
}

.badge-success {
  background: var(--success-bg);
  color: var(--success);
  border: 1px solid rgba(34, 197, 94, 0.2);
}

.badge-warning {
  background: var(--amber-glow);
  color: var(--amber);
  border: 1px solid rgba(232, 160, 32, 0.2);
}

.badge-error {
  background: var(--error-bg);
  color: var(--error);
  border: 1px solid rgba(239, 68, 68, 0.2);
}

/* Alert / Toast */
.alert {
  padding: 14px 20px;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  margin-bottom: 20px;
  display: none;
}

.alert-error {
  background: var(--error-bg);
  color: var(--error);
  border: 1px solid rgba(239, 68, 68, 0.2);
}

.alert-success {
  background: var(--success-bg);
  color: var(--success);
  border: 1px solid rgba(34, 197, 94, 0.2);
}

.alert.show {
  display: block;
}

/* Page Nav */
.page-nav {
  padding: 20px 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1200px;
  margin: 0 auto;
}

.page-nav .nav-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* Empty State */
.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--slate);
}

.empty-state .icon {
  font-size: 3rem;
  margin-bottom: 16px;
  opacity: 0.5;
}

.empty-state h3 {
  font-size: 1.1rem;
  margin-bottom: 8px;
  color: var(--warm);
}

.empty-state p {
  font-size: 0.9rem;
  margin-bottom: 20px;
}

/* Tabs */
.tabs {
  display: flex;
  gap: 4px;
  border-bottom: 1.5px solid var(--border);
  margin-bottom: 32px;
}

.tab {
  padding: 12px 20px;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--slate);
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  cursor: pointer;
  transition: all 0.2s;
  margin-bottom: -1.5px;
}

.tab:hover {
  color: var(--warm);
}

.tab.active {
  color: var(--amber);
  border-bottom-color: var(--amber);
}

/* Stat Cards */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
  margin-bottom: 32px;
}

.stat-card {
  background: white;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
}

.stat-card .stat-value {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 2rem;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: -1px;
}

.stat-card .stat-label {
  font-size: 0.82rem;
  color: var(--light-slate);
  margin-top: 2px;
}

/* Table */
.table-container {
  overflow-x: auto;
}

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

table th {
  text-align: left;
  font-size: 0.78rem;
  color: var(--light-slate);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 12px 16px;
  border-bottom: 1.5px solid var(--border);
}

table td {
  padding: 14px 16px;
  font-size: 0.9rem;
  border-bottom: 1px solid var(--border);
}

table tr:last-child td {
  border-bottom: none;
}

/* Modal */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: all 0.2s;
}

.modal-overlay.show {
  opacity: 1;
  visibility: visible;
}

.modal {
  background: var(--cream);
  border-radius: var(--radius-xl);
  padding: 32px;
  max-width: 480px;
  width: 90%;
  max-height: 90vh;
  overflow-y: auto;
  transform: translateY(20px);
  transition: transform 0.2s;
}

.modal-overlay.show .modal {
  transform: translateY(0);
}

.modal h2 {
  font-size: 1.3rem;
  margin-bottom: 20px;
  letter-spacing: -0.5px;
}

.modal-actions {
  display: flex;
  gap: 12px;
  justify-content: flex-end;
  margin-top: 24px;
}

/* Utilities */
.text-center { text-align: center; }
.mt-2 { margin-top: 8px; }
.mt-4 { margin-top: 16px; }
.mt-6 { margin-top: 24px; }
.mb-4 { margin-bottom: 16px; }
.flex { display: flex; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 12px; }

/* Loading spinner */
.spinner {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 2px solid var(--border);
  border-top-color: var(--amber);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* Responsive */
@media (max-width: 768px) {
  .page-nav { padding: 16px 20px; }

  .tabs {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  .tab { padding: 10px 16px; font-size: 0.85rem; white-space: nowrap; }

  .modal { padding: 24px; }

  .stats-grid { grid-template-columns: repeat(2, 1fr); }
}