/* =============================================
   Admin Modern CSS — Infinity Market CMS
   ============================================= */

/* ---------- Reset & Variables ---------- */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  /* Sidebar */
  --sidebar-bg: #0f172a;
  --sidebar-hover: #1e293b;
  --sidebar-active: #6366f1;
  --sidebar-text: #94a3b8;
  --sidebar-text-active: #ffffff;
  --sidebar-width: 260px;

  /* Content */
  --bg: #f1f5f9;
  --surface: #ffffff;
  --text: #1e293b;
  --text-muted: #64748b;
  --border: #e2e8f0;

  /* Accents */
  --primary: #6366f1;
  --primary-hover: #4f46e5;
  --primary-light: #eef2ff;
  --success: #22c55e;
  --danger: #ef4444;
  --danger-hover: #dc2626;
  --warning: #f59e0b;
  --info: #3b82f6;

  /* Typography */
  --font: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --radius: 10px;
  --radius-sm: 6px;
  --shadow: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.07);
  --transition: 0.2s ease;
}

body {
  font-family: var(--font);
  font-size: 14px;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: color var(--transition);
}
a:hover {
  color: var(--primary-hover);
}

img { max-width: 100%; }

/* ---------- Layout: Sidebar + Main ---------- */
.admin-layout {
  display: flex;
  min-height: 100vh;
}

/* ---------- Sidebar ---------- */
.sidebar {
  width: var(--sidebar-width);
  background: var(--sidebar-bg);
  color: var(--sidebar-text);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  z-index: 100;
  overflow-y: auto;
}

.sidebar-brand {
  padding: 1.5rem 1.25rem;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.sidebar-brand-icon {
  width: 38px;
  height: 38px;
  background: linear-gradient(135deg, var(--primary), #818cf8);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  color: #fff;
  font-weight: 700;
  flex-shrink: 0;
}

.sidebar-brand-text {
  font-size: 1rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.01em;
}

.sidebar-brand-text small {
  display: block;
  font-size: 0.7rem;
  font-weight: 400;
  color: var(--sidebar-text);
  letter-spacing: 0.02em;
}

/* Sidebar Nav */
.sidebar-nav {
  flex: 1;
  padding: 0.75rem 0;
}

.sidebar-section-label {
  padding: 1rem 1.25rem 0.4rem;
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #475569;
}

.sidebar-nav a {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.6rem 1.25rem;
  color: var(--sidebar-text);
  font-size: 0.875rem;
  font-weight: 500;
  border-radius: 0;
  transition: all var(--transition);
  position: relative;
  text-decoration: none;
}

.sidebar-nav a:hover {
  background: var(--sidebar-hover);
  color: #e2e8f0;
}

.sidebar-nav a.active {
  background: rgba(99, 102, 241, 0.12);
  color: var(--sidebar-text-active);
}
.sidebar-nav a.active::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.35rem;
  bottom: 0.35rem;
  width: 3px;
  background: var(--primary);
  border-radius: 0 3px 3px 0;
}

.sidebar-nav .nav-icon {
  width: 20px;
  text-align: center;
  font-size: 1rem;
  flex-shrink: 0;
  opacity: 0.8;
}

.sidebar-nav a.active .nav-icon {
  opacity: 1;
}

.sidebar-nav .nav-group-title {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.6rem 1.25rem;
  color: #475569;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  cursor: default;
}

.sidebar-footer {
  padding: 1rem 1.25rem;
  border-top: 1px solid rgba(255,255,255,0.06);
  font-size: 0.75rem;
  color: #475569;
}

/* ---------- Main Content ---------- */
.main-content {
  flex: 1;
  margin-left: var(--sidebar-width);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Top Bar */
.topbar {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 0.75rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 50;
}

.topbar-left {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.topbar-right {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-size: 0.875rem;
  color: var(--text-muted);
}

.topbar-right a {
  color: var(--text-muted);
}
.topbar-right a:hover {
  color: var(--primary);
}

/* Page Content */
.page-content {
  flex: 1;
  padding: 2rem;
}

/* ---------- Page Header ---------- */
.page-header {
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.page-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text);
}

.page-subtitle {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
}

/* Breadcrumb */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}
.breadcrumb a { color: var(--text-muted); }
.breadcrumb a:hover { color: var(--primary); }
.breadcrumb .sep { opacity: 0.5; }

/* ---------- Cards ---------- */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.card-header {
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.card-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
}

.card-body {
  padding: 1.5rem;
}

.card-footer {
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.55rem 1.25rem;
  font-size: 0.875rem;
  font-weight: 600;
  font-family: var(--font);
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
  line-height: 1.4;
}

.btn-primary {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}
.btn-primary:hover {
  background: var(--primary-hover);
  border-color: var(--primary-hover);
  color: #fff;
}

.btn-secondary {
  background: var(--surface);
  color: var(--text);
  border-color: var(--border);
}
.btn-secondary:hover {
  background: var(--bg);
  border-color: #cbd5e1;
}

.btn-danger {
  background: var(--danger);
  color: #fff;
  border-color: var(--danger);
}
.btn-danger:hover {
  background: var(--danger-hover);
  border-color: var(--danger-hover);
  color: #fff;
}

.btn-sm {
  padding: 0.35rem 0.75rem;
  font-size: 0.8rem;
}

.btn-icon {
  width: 32px;
  height: 32px;
  padding: 0;
  justify-content: center;
  border-radius: var(--radius-sm);
}

/* ---------- Data Tables ---------- */
.data-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  font-size: 0.875rem;
}

.data-table th {
  background: var(--bg);
  padding: 0.75rem 1rem;
  text-align: left;
  font-weight: 600;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

.data-table td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border);
  color: var(--text);
  vertical-align: middle;
}

.data-table tbody tr:hover {
  background: #f8fafc;
}

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

.data-table .row-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.data-table .row-actions a {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.3rem 0.6rem;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-weight: 500;
  transition: all var(--transition);
}

.data-table .row-actions .action-edit {
  color: var(--primary);
  background: var(--primary-light);
}
.data-table .row-actions .action-edit:hover {
  background: var(--primary);
  color: #fff;
}

.data-table .row-actions .action-delete {
  color: var(--danger);
  background: #fef2f2;
}
.data-table .row-actions .action-delete:hover {
  background: var(--danger);
  color: #fff;
}

/* ---------- Forms ---------- */
.form-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  max-width: 800px;
}

.form-card .card-header {
  padding: 1.25rem 1.5rem;
}

.form-card .card-body {
  padding: 1.5rem;
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.4rem;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text);
  letter-spacing: 0.01em;
}

.form-group input[type="text"],
.form-group input[type="password"],
.form-group input[type="email"],
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.6rem 0.85rem;
  font-size: 0.875rem;
  font-family: var(--font);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface);
  color: var(--text);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}

.form-group input[type="text"]:focus,
.form-group input[type="password"]:focus,
.form-group input[type="email"]:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.form-group select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2364748b' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  padding-right: 2rem;
}

.form-group textarea {
  min-height: 100px;
  resize: vertical;
}

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

.form-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
  margin-top: 0.5rem;
}

.form-hint {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 0.3rem;
}

/* ---------- Badges ---------- */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.2rem 0.6rem;
  font-size: 0.7rem;
  font-weight: 600;
  border-radius: 50px;
  letter-spacing: 0.02em;
}

.badge-page {
  background: #dbeafe;
  color: #1d4ed8;
}

.badge-menu {
  background: #fef3c7;
  color: #92400e;
}

.badge-admin {
  background: #ede9fe;
  color: #6d28d9;
}

/* ---------- Welcome / Dashboard ---------- */
.welcome-card {
  background: linear-gradient(135deg, #6366f1 0%, #818cf8 100%);
  color: #fff;
  border-radius: var(--radius);
  padding: 2rem 2.5rem;
  margin-bottom: 1.5rem;
}

.welcome-card h2 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.welcome-card p {
  opacity: 0.9;
  font-size: 0.95rem;
}

.dashboard-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
  margin-top: 1.5rem;
}

.stat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  box-shadow: var(--shadow);
}

.stat-card .stat-icon {
  font-size: 1.5rem;
  margin-bottom: 0.75rem;
}

.stat-card .stat-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.stat-card .stat-value {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text);
  margin-top: 0.25rem;
}

/* Quick actions list */
.quick-actions {
  list-style: none;
  padding-top: 0.5rem;
}
.quick-actions li {
  padding: 0.65rem 0;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.9rem;
}
.quick-actions li:last-child {
  border-bottom: none;
}
.quick-actions .qa-icon {
  font-size: 1.1rem;
}

/* ---------- Login Page ---------- */
.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  padding: 2rem;
}

.login-card {
  background: var(--surface);
  border-radius: 16px;
  box-shadow: 0 25px 50px rgba(0,0,0,0.25);
  width: 100%;
  max-width: 420px;
  overflow: hidden;
}

.login-header {
  background: linear-gradient(135deg, #6366f1 0%, #818cf8 100%);
  padding: 2rem 2rem 1.75rem;
  text-align: center;
  color: #fff;
}

.login-header .login-logo {
  width: 56px;
  height: 56px;
  background: rgba(255,255,255,0.2);
  border-radius: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.login-header h2 {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
}

.login-header p {
  font-size: 0.85rem;
  opacity: 0.85;
}

.login-body {
  padding: 2rem;
}

.login-body .form-group {
  margin-bottom: 1.25rem;
}

.login-body .form-group label {
  font-size: 0.8rem;
  font-weight: 600;
  margin-bottom: 0.4rem;
}

.login-body .form-group input {
  width: 100%;
  padding: 0.7rem 0.85rem;
  font-size: 0.9rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-family: var(--font);
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.login-body .form-group input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.12);
}

.login-btn {
  width: 100%;
  padding: 0.75rem;
  background: var(--primary);
  color: #fff;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-weight: 600;
  font-family: var(--font);
  cursor: pointer;
  transition: background var(--transition);
}

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

.login-footer {
  text-align: center;
  padding: 0 2rem 1.5rem;
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* ---------- Empty States ---------- */
.empty-state {
  padding: 3rem 2rem;
  text-align: center;
  color: var(--text-muted);
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  margin: 1rem 0;
}

.empty-state .empty-icon {
  font-size: 2.5rem;
  margin-bottom: 0.75rem;
  opacity: 0.5;
}

.empty-state p {
  font-size: 0.9rem;
}

/* ---------- Content Editor Area ---------- */
.content-editor-section {
  margin-top: 1.5rem;
}

.content-editor-section .lang-badge {
  display: inline-block;
  background: #fef3c7;
  color: #92400e;
  padding: 0.3rem 0.8rem;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

/* TinyMCE container fixing */
.content-editor-section textarea {
  width: 100% !important;
  min-height: 400px;
  font-family: var(--font);
  font-size: 0.875rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.75rem;
}

/* ---------- Alerts ---------- */
.alert {
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.alert-info {
  background: #eff6ff;
  color: #1e40af;
  border: 1px solid #bfdbfe;
}

.alert-success {
  background: #f0fdf4;
  color: #166534;
  border: 1px solid #bbf7d0;
}

.alert-danger {
  background: #fef2f2;
  color: #991b1b;
  border: 1px solid #fecaca;
}

/* ---------- Admin Footer ---------- */
.admin-footer {
  padding: 1rem 2rem;
  text-align: center;
  font-size: 0.75rem;
  color: var(--text-muted);
  border-top: 1px solid var(--border);
  margin-top: auto;
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .sidebar {
    width: 220px;
  }
  :root {
    --sidebar-width: 220px;
  }
}

@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
    transition: transform 0.3s ease;
  }
  .sidebar.open {
    transform: translateX(0);
  }
  .main-content {
    margin-left: 0;
  }
  .page-content {
    padding: 1rem;
  }
  .topbar {
    padding: 0.75rem 1rem;
  }
  .form-row {
    grid-template-columns: 1fr;
  }
}

/* ---------- Utility ---------- */
.text-muted { color: var(--text-muted); }
.text-danger { color: var(--danger); }
.text-success { color: var(--success); }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.hidden { display: none; }