/* ==============================================================================
   PANEL DE ADMINISTRACIÓN - DOBLE CLICK PODCAST
   Estilo moderno, limpio, responsivo con acentos rojos oficiales
   ============================================================================== */

:root {
  --admin-bg: #F4F6F9;
  --admin-surface: #FFFFFF;
  --admin-sidebar: #0F172A;
  --admin-sidebar-hover: #1E293B;
  --admin-primary: #E51D2E;
  --admin-primary-dark: #C51221;
  --admin-primary-soft: #FFF1F2;
  --admin-text: #1E293B;
  --admin-muted: #64748B;
  --admin-border: #E2E8F0;
  --admin-success: #10B981;
  --admin-warning: #F59E0B;
  --admin-info: #3B82F6;
  --admin-radius: 10px;
  --admin-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
  --admin-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -2px rgba(0, 0, 0, 0.04);
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background-color: var(--admin-bg);
  color: var(--admin-text);
  line-height: 1.5;
  font-size: 15px;
}

/* Layout */
.admin-wrapper {
  display: flex;
  min-height: 100vh;
}

/* Sidebar */
.admin-sidebar {
  width: 260px;
  background-color: var(--admin-sidebar);
  color: #F8FAFC;
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  transition: all 0.3s ease;
  z-index: 100;
}

.sidebar-brand {
  padding: 1.5rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  gap: 12px;
}

.sidebar-brand img {
  height: 38px;
  width: auto;
  border-radius: 6px;
}

.sidebar-brand-text h2 {
  font-size: 1.1rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: #FFFFFF;
}

.sidebar-brand-text span {
  font-size: 0.72rem;
  color: var(--admin-primary);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.sidebar-nav {
  padding: 1.25rem 0.75rem;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.nav-header {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: #94A3B8;
  padding: 0.75rem 0.85rem 0.35rem;
  font-weight: 700;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0.75rem 1rem;
  color: #CBD5E1;
  text-decoration: none;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.92rem;
  transition: all 0.2s ease;
}

.nav-item i {
  width: 20px;
  text-align: center;
  font-size: 1.05rem;
}

.nav-item:hover {
  background-color: var(--admin-sidebar-hover);
  color: #FFFFFF;
  transform: translateX(3px);
}

.nav-item.active {
  background-color: var(--admin-primary);
  color: #FFFFFF;
}

.nav-badge {
  margin-left: auto;
  background: rgba(255, 255, 255, 0.2);
  padding: 2px 8px;
  border-radius: 12px;
  font-size: 0.75rem;
  font-weight: 700;
}

.sidebar-footer {
  padding: 1.25rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 0.85rem;
  color: #94A3B8;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.sidebar-footer a {
  color: #F87171;
  text-decoration: none;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 6px;
}

/* Main Content Area */
.admin-main {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
  background: var(--admin-bg);
}

/* Topbar */
.admin-topbar {
  background: var(--admin-surface);
  height: 64px;
  border-bottom: 1px solid var(--admin-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 2rem;
  position: sticky;
  top: 0;
  z-index: 90;
}

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

.sidebar-toggle-btn {
  background: none;
  border: none;
  font-size: 1.25rem;
  color: var(--admin-muted);
  cursor: pointer;
  display: none;
}

.topbar-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--admin-text);
}

.topbar-right {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.view-site-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--admin-muted);
  text-decoration: none;
  padding: 6px 12px;
  border-radius: 6px;
  border: 1px solid var(--admin-border);
  transition: all 0.2s;
}

.view-site-link:hover {
  background: #F1F5F9;
  color: var(--admin-text);
}

.user-profile-badge {
  display: flex;
  align-items: center;
  gap: 10px;
}

.user-avatar-circle {
  width: 36px;
  height: 36px;
  background: var(--admin-primary);
  color: #FFFFFF;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.9rem;
}

/* Content Container */
.admin-content {
  padding: 2rem;
  flex-grow: 1;
}

/* Alerts */
.admin-alert {
  padding: 1rem 1.25rem;
  border-radius: var(--admin-radius);
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.92rem;
}

.admin-alert-success {
  background: #ECFDF5;
  color: #065F46;
  border: 1px solid #A7F3D0;
}

.admin-alert-error {
  background: #FEF2F2;
  color: #991B1B;
  border: 1px solid #FECACA;
}

.admin-alert-warning {
  background: #FFFBEB;
  color: #92400E;
  border: 1px solid #FDE68A;
}

/* Cards & Grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.stat-card {
  background: var(--admin-surface);
  border: 1px solid var(--admin-border);
  border-radius: var(--admin-radius);
  padding: 1.5rem;
  box-shadow: var(--admin-shadow);
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: transform 0.2s;
}

.stat-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--admin-shadow-lg);
}

.stat-info span {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--admin-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.stat-info h3 {
  font-size: 2rem;
  font-weight: 800;
  color: var(--admin-text);
  margin-top: 4px;
}

.stat-icon {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
}

.stat-icon-red { background: #FEE2E2; color: #DC2626; }
.stat-icon-blue { background: #DBEAFE; color: #2563EB; }
.stat-icon-green { background: #D1FAE5; color: #059669; }
.stat-icon-amber { background: #FEF3C7; color: #D97706; }

/* Panels & Tables */
.admin-card {
  background: var(--admin-surface);
  border: 1px solid var(--admin-border);
  border-radius: var(--admin-radius);
  box-shadow: var(--admin-shadow);
  margin-bottom: 2rem;
  overflow: hidden;
}

.admin-card-header {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--admin-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.admin-card-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--admin-text);
}

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

/* Tables */
.admin-table-wrap {
  overflow-x: auto;
}

.admin-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.admin-table th {
  background: #F8FAFC;
  padding: 0.85rem 1rem;
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--admin-muted);
  border-bottom: 1px solid var(--admin-border);
}

.admin-table td {
  padding: 1rem;
  border-bottom: 1px solid var(--admin-border);
  font-size: 0.92rem;
  vertical-align: middle;
}

.admin-table tbody tr:hover {
  background-color: #F8FAFC;
}

.table-cover-thumb {
  width: 50px;
  height: 50px;
  border-radius: 8px;
  object-fit: cover;
  border: 1px solid var(--admin-border);
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 10px;
  border-radius: 12px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.badge-success { background: #D1FAE5; color: #065F46; }
.badge-warning { background: #FEF3C7; color: #92400E; }
.badge-danger  { background: #FEE2E2; color: #991B1B; }
.badge-info    { background: #DBEAFE; color: #1E40AF; }
.badge-neutral { background: #F1F5F9; color: #475569; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 0.65rem 1.25rem;
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all 0.2s;
}

.btn-primary {
  background: var(--admin-primary);
  color: #FFFFFF;
}

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

.btn-secondary {
  background: #E2E8F0;
  color: #334155;
}

.btn-secondary:hover {
  background: #CBD5E1;
}

.btn-danger {
  background: #EF4444;
  color: #FFFFFF;
}

.btn-danger:hover {
  background: #DC2626;
}

.btn-sm {
  padding: 0.4rem 0.75rem;
  font-size: 0.82rem;
}

.btn-icon {
  width: 34px;
  height: 34px;
  padding: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
}

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

.form-label {
  display: block;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--admin-text);
  margin-bottom: 0.4rem;
}

.form-label .required {
  color: var(--admin-primary);
}

.form-control {
  width: 100%;
  padding: 0.7rem 0.9rem;
  font-size: 0.92rem;
  border: 1px solid var(--admin-border);
  border-radius: 8px;
  background: #FFFFFF;
  color: var(--admin-text);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.form-control:focus {
  outline: none;
  border-color: var(--admin-primary);
  box-shadow: 0 0 0 3px rgba(229, 29, 46, 0.15);
}

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

.form-hint {
  font-size: 0.8rem;
  color: var(--admin-muted);
  margin-top: 0.35rem;
  display: block;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.25rem;
}

.form-check {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  user-select: none;
}

.form-check input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--admin-primary);
  cursor: pointer;
}

/* Audio Switcher */
.audio-choice-box {
  background: #F8FAFC;
  border: 1px solid var(--admin-border);
  border-radius: 8px;
  padding: 1.25rem;
  margin-bottom: 1.25rem;
}

.audio-tabs {
  display: flex;
  gap: 10px;
  margin-bottom: 1rem;
}

.audio-tab-btn {
  padding: 6px 14px;
  border-radius: 6px;
  font-size: 0.85rem;
  font-weight: 600;
  border: 1px solid var(--admin-border);
  background: #FFFFFF;
  cursor: pointer;
  transition: all 0.2s;
}

.audio-tab-btn.active {
  background: var(--admin-primary);
  color: #FFFFFF;
  border-color: var(--admin-primary);
}

/* Modals */
.admin-modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(4px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 1.5rem;
}

.admin-modal-backdrop.active {
  display: flex;
}

.admin-modal {
  background: #FFFFFF;
  border-radius: 14px;
  width: 100%;
  max-width: 800px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.25);
  animation: modalFadeIn 0.2s ease-out;
}

@keyframes modalFadeIn {
  from { opacity: 0; transform: scale(0.97); }
  to { opacity: 1; transform: scale(1); }
}

.modal-header {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--admin-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-header h3 {
  font-size: 1.15rem;
  font-weight: 700;
}

.modal-close-btn {
  background: none;
  border: none;
  font-size: 1.25rem;
  color: var(--admin-muted);
  cursor: pointer;
}

.modal-body {
  padding: 1.5rem;
}

.modal-footer {
  padding: 1.25rem 1.5rem;
  border-top: 1px solid var(--admin-border);
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  background: #F8FAFC;
}

/* Responsive */
@media (max-width: 900px) {
  .admin-sidebar {
    position: fixed;
    top: 0;
    left: -260px;
    bottom: 0;
  }

  .admin-sidebar.open {
    left: 0;
  }

  .sidebar-toggle-btn {
    display: block;
  }

  .admin-content {
    padding: 1.25rem;
  }

  .admin-topbar {
    padding: 0 1.25rem;
  }
}