/* ── Design System (matches Notix Admin Panel) ── */
:root {
  --bg-primary: #ffffff;
  --bg-secondary: #f8f9fb;
  --bg-hover: #f1f3f5;
  --bg-active: #e8f0fe;
  --text-primary: #1a1a2e;
  --text-secondary: #6b7280;
  --border-color: #e5e7eb;
  --accent: #2563eb;
  --accent-hover: #1d4ed8;
  --danger: #dc2626;
  --danger-hover: #b91c1c;
  --success: #16a34a;
  --radius: 8px;
  --shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  font-size: 14px;
  color: var(--text-primary);
  background: var(--bg-secondary);
  line-height: 1.5;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

h1 { font-size: 24px; font-weight: 600; margin: 0 0 16px; }
h2 { font-size: 20px; font-weight: 600; margin: 0 0 16px; }
h3 { font-size: 16px; font-weight: 600; margin: 0 0 16px; }

/* ── Layout ── */
.app-layout {
  display: flex;
  min-height: 100vh;
}

.sidebar {
  width: 240px;
  min-height: 100vh;
  background: var(--bg-primary);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  left: 0;
  z-index: 10;
}

.sidebar-header {
  padding: 24px 20px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  gap: 12px;
}

.sidebar-header img {
  width: 32px;
  height: 32px;
  border-radius: 6px;
}

.sidebar-header span {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
}

.sidebar-nav {
  flex: 1;
  padding: 12px 0;
}

.sidebar-nav a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 20px;
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 500;
  text-decoration: none;
  transition: background 0.15s, color 0.15s;
  cursor: pointer;
}

.sidebar-nav a:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
  text-decoration: none;
}

.sidebar-nav a.active {
  background: var(--bg-active);
  color: var(--accent);
  font-weight: 600;
}

.sidebar-nav a svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.sidebar-footer {
  padding: 16px 20px;
  border-top: 1px solid var(--border-color);
}

.sidebar-footer .user-info {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}

.sidebar-footer .user-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--accent);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 600;
}

.sidebar-footer .user-email {
  font-size: 13px;
  color: var(--text-secondary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 150px;
}

.main-content {
  flex: 1;
  margin-left: 240px;
  padding: 32px;
  background: var(--bg-secondary);
  min-height: 100vh;
}

/* ── Login Page ── */
.login-container {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: linear-gradient(135deg, #eff6ff 0%, #f8f9fb 50%, #ede9fe 100%);
}

.login-card {
  background: var(--bg-primary);
  border-radius: 12px;
  padding: 48px 40px;
  width: 100%;
  max-width: 400px;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
  text-align: center;
}

.login-logo {
  margin-bottom: 16px;
}

.login-logo img {
  width: 72px;
  height: 72px;
  border-radius: 14px;
}

.login-card h1 {
  margin-bottom: 4px;
  font-size: 24px;
}

.login-card .subtitle {
  color: var(--text-secondary);
  margin-bottom: 32px;
  font-size: 14px;
}

.login-card form {
  text-align: left;
}

/* ── Cards ── */
.card {
  background: var(--bg-primary);
  border-radius: var(--radius);
  border: 1px solid var(--border-color);
  padding: 24px;
  box-shadow: var(--shadow);
}

.card + .card {
  margin-top: 16px;
}

/* ── Stat Cards ── */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.stat-card {
  background: var(--bg-primary);
  border-radius: var(--radius);
  border: 1px solid var(--border-color);
  padding: 20px 24px;
  box-shadow: var(--shadow);
}

.stat-card .stat-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 12px;
  font-size: 20px;
}

.stat-card .stat-icon.blue { background: #eff6ff; color: #2563eb; }
.stat-card .stat-icon.green { background: #f0fdf4; color: #16a34a; }
.stat-card .stat-icon.red { background: #fef2f2; color: #dc2626; }
.stat-card .stat-icon.purple { background: #f5f3ff; color: #7c3aed; }

.stat-card .stat-label {
  font-size: 13px;
  color: var(--text-secondary);
  margin-bottom: 4px;
}

.stat-card .stat-value {
  font-size: 28px;
  font-weight: 700;
  color: var(--text-primary);
}

/* ── Page Header ── */
.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}

.page-header h1 {
  margin: 0;
}

/* ── Tables ── */
table {
  width: 100%;
  border-collapse: collapse;
  background: var(--bg-primary);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow);
}

th, td {
  padding: 12px 16px;
  text-align: left;
}

th {
  background: var(--bg-secondary);
  font-weight: 600;
  font-size: 13px;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  border-bottom: 1px solid var(--border-color);
}

td {
  border-bottom: 1px solid var(--border-color);
}

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

tbody tr:hover td {
  background: var(--bg-hover);
}

/* ── Badges ── */
.badge {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 6px;
}

.badge-active { background: #d1fae5; color: #065f46; }
.badge-inactive { background: #f3f4f6; color: #4b5563; }
.badge-expired { background: #fee2e2; color: #7f1d1d; }
.badge-human { background: #eff6ff; color: #1e40af; }
.badge-vet { background: #f5f3ff; color: #5b21b6; }

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 20px;
  border: none;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
  text-decoration: none;
  line-height: 1.4;
}

.btn:hover { text-decoration: none; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover:not(:disabled) { background: var(--accent-hover); }

.btn-secondary { background: var(--bg-secondary); color: var(--text-primary); border: 1px solid var(--border-color); }
.btn-secondary:hover:not(:disabled) { background: var(--bg-hover); }

.btn-danger { background: transparent; color: var(--danger); border: 1px solid var(--danger); }
.btn-danger:hover:not(:disabled) { background: #fef2f2; }

.btn-sm { padding: 6px 12px; font-size: 13px; }

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  padding: 6px 10px;
}

.btn-ghost:hover:not(:disabled) {
  background: var(--bg-hover);
  color: var(--text-primary);
}

/* ── Forms ── */
.form-group {
  margin-bottom: 16px;
}

.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 6px;
}

input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"],
input[type="url"],
input[type="date"],
select,
textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  font-size: 14px;
  color: var(--text-primary);
  background: var(--bg-primary);
  transition: border-color 0.15s;
  font-family: inherit;
}

input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

input:disabled, select:disabled {
  background: var(--bg-secondary);
  color: var(--text-secondary);
  cursor: not-allowed;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-actions {
  display: flex;
  gap: 12px;
  margin-top: 24px;
}

.inline-form {
  display: flex;
  gap: 8px;
  align-items: flex-end;
}

.inline-form .form-group {
  margin-bottom: 0;
  flex: 1;
}

/* ── Toggle Switch ── */
.toggle {
  position: relative;
  display: inline-block;
  width: 40px;
  height: 22px;
}

.toggle input {
  opacity: 0;
  width: 0;
  height: 0;
}

.toggle-slider {
  position: absolute;
  inset: 0;
  background: #d1d5db;
  border-radius: 22px;
  cursor: pointer;
  transition: background 0.2s;
}

.toggle-slider::before {
  content: '';
  position: absolute;
  width: 16px;
  height: 16px;
  left: 3px;
  bottom: 3px;
  background: white;
  border-radius: 50%;
  transition: transform 0.2s;
}

.toggle input:checked + .toggle-slider {
  background: var(--accent);
}

.toggle input:checked + .toggle-slider::before {
  transform: translateX(18px);
}

/* ── Module Toggles ── */
.module-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.module-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  background: var(--bg-secondary);
}

.module-item .module-info {
  flex: 1;
}

.module-item .module-name {
  font-weight: 600;
  font-size: 14px;
}

.module-item .module-desc {
  font-size: 12px;
  color: var(--text-secondary);
}

/* ── Messages ── */
.error-message {
  background: #fef2f2;
  color: #b91c1c;
  border: 1px solid #fecaca;
  border-radius: 8px;
  padding: 12px 16px;
  margin-bottom: 16px;
  font-size: 14px;
}

.success-message {
  background: #f0fdf4;
  color: #166534;
  border: 1px solid #bbf7d0;
  border-radius: 8px;
  padding: 12px 16px;
  margin-bottom: 16px;
  font-size: 14px;
}

.info-banner {
  background: #eff6ff;
  color: #1e40af;
  border: 1px solid #bfdbfe;
  border-radius: 8px;
  padding: 12px 16px;
  margin-bottom: 20px;
  font-size: 14px;
}

/* ── Empty & Loading States ── */
.empty-state {
  text-align: center;
  padding: 48px 24px;
  color: var(--text-secondary);
}

.empty-state svg {
  width: 48px;
  height: 48px;
  margin-bottom: 12px;
  opacity: 0.4;
}

.loading {
  text-align: center;
  padding: 48px 24px;
  color: var(--text-secondary);
}

.spinner {
  display: inline-block;
  width: 24px;
  height: 24px;
  border: 3px solid var(--border-color);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

.login-spinner {
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top-color: white;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
  vertical-align: middle;
}

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

/* ── License Key ── */
code, .license-key {
  font-family: 'SF Mono', Monaco, 'Cascadia Code', monospace;
  font-size: 13px;
  background: #f3f4f6;
  padding: 3px 8px;
  border-radius: 4px;
}

/* ── Activity List ── */
.activity-list {
  list-style: none;
}

.activity-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--border-color);
}

.activity-item:last-child {
  border-bottom: none;
}

.activity-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
}

.activity-text {
  flex: 1;
  font-size: 14px;
}

.activity-text strong {
  font-weight: 600;
}

.activity-time {
  font-size: 12px;
  color: var(--text-secondary);
  white-space: nowrap;
}

/* ── Actions Column ── */
.actions {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

/* ── Table Clickable Row ── */
tr.clickable {
  cursor: pointer;
}

/* ── Confirm Dialog ── */
.confirm-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
}

.confirm-dialog {
  background: var(--bg-primary);
  border-radius: 12px;
  padding: 32px;
  max-width: 400px;
  width: 90%;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12);
}

.confirm-dialog h3 {
  margin-bottom: 8px;
}

.confirm-dialog p {
  color: var(--text-secondary);
  margin-bottom: 24px;
}

.confirm-dialog .form-actions {
  margin-top: 0;
  justify-content: flex-end;
}

/* ── Responsive ── */
@media (max-width: 900px) {
  .sidebar { display: none; }
  .main-content { margin-left: 0; }
  .form-row { grid-template-columns: 1fr; }
  .module-grid { grid-template-columns: 1fr; }
  .card-grid { grid-template-columns: 1fr; }
}