/* ==========================================================================
   ADMIN PANEL STYLESHEET - vigilfuoco.tv
   Clean, institutional, responsive backend UI
   ========================================================================== */

:root {
  --admin-red-primary: #7A0C16;
  --admin-red-dark: #5B060F;
  --admin-red-light: #9B1D27;
  --admin-gold: #F0B429;
  
  --bg-page: #F1F5F9;
  --bg-card: #FFFFFF;
  --text-main: #0F172A;
  --text-muted: #475569;
  --border-color: #E2E8F0;
  
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--bg-page);
  color: var(--text-main);
  line-height: 1.5;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a {
  color: var(--admin-red-primary);
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}

.admin-container {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* ==========================================================================
   Admin Header & Navigation
   ========================================================================== */

.admin-header {
  background: #FFFFFF;
  border-bottom: 2px solid var(--admin-red-primary);
  box-shadow: var(--shadow-sm);
}

.admin-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.85rem 0;
}

.admin-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 800;
  font-size: 1.15rem;
  color: var(--admin-red-dark);
  text-decoration: none;
}

.admin-brand:hover {
  text-decoration: none;
}

.admin-badge {
  background: var(--admin-red-primary);
  color: #FFFFFF;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
  letter-spacing: 0.5px;
}

.admin-user-menu {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.admin-user-info {
  font-size: 0.875rem;
  color: var(--text-muted);
  font-weight: 500;
}

.btn-view-site {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
  padding: 0.4rem 0.75rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  background: #FFFFFF;
}

.btn-view-site:hover {
  background: #F8FAFC;
  text-decoration: none;
  color: var(--admin-red-primary);
}

.btn-logout {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: #DC2626;
  padding: 0.4rem 0.75rem;
  border: 1px solid #FCA5A5;
  border-radius: var(--radius-sm);
  background: #FEF2F2;
}

.btn-logout:hover {
  background: #FEE2E2;
  text-decoration: none;
}

/* ==========================================================================
   Admin Content & Layout
   ========================================================================== */

.admin-main {
  padding: 2rem 0 3rem;
  flex: 1;
}

.page-title-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.page-title {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--admin-red-dark);
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  font-weight: 600;
  padding: 0.55rem 1.15rem;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.2s;
  text-decoration: none !important;
}

.btn-primary {
  background: var(--admin-red-primary);
  color: #FFFFFF;
  border-color: var(--admin-red-dark);
  box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
  background: var(--admin-red-dark);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background: #FFFFFF;
  color: var(--text-muted);
  border-color: var(--border-color);
}

.btn-secondary:hover {
  background: #F8FAFC;
  color: var(--text-main);
}

.btn-danger {
  background: #DC2626;
  color: #FFFFFF;
}

.btn-danger:hover {
  background: #B91C1C;
}

.btn-sm {
  font-size: 0.8125rem;
  padding: 0.35rem 0.65rem;
  border-radius: var(--radius-sm);
}

/* Cards & Stats */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.25rem;
  margin-bottom: 2rem;
}

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

.stat-label {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.stat-value {
  font-size: 1.85rem;
  font-weight: 800;
  color: var(--admin-red-dark);
  margin-top: 0.25rem;
}

/* ==========================================================================
   Admin Tables
   ========================================================================== */

.table-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

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

.data-table th {
  background: #F8FAFC;
  padding: 0.85rem 1rem;
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-bottom: 1px solid var(--border-color);
}

.data-table td {
  padding: 1rem;
  border-bottom: 1px solid var(--border-color);
  vertical-align: middle;
  font-size: 0.9375rem;
}

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

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

.thumb-preview {
  width: 68px;
  height: 48px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: #E2E8F0;
  flex-shrink: 0;
}

.thumb-preview img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.actions-cell {
  white-space: nowrap;
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

/* ==========================================================================
   Forms & Controls
   ========================================================================== */

.form-card {
  background: var(--bg-card);
  padding: 2rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 0.4rem;
}

.form-label .required {
  color: #DC2626;
}

.form-control {
  width: 100%;
  padding: 0.65rem 0.85rem;
  font-size: 0.9375rem;
  border: 1px solid #CBD5E1;
  border-radius: var(--radius-md);
  font-family: inherit;
  transition: border-color 0.15s, box-shadow 0.15s;
}

.form-control:focus {
  outline: none;
  border-color: var(--admin-red-primary);
  box-shadow: 0 0 0 3px rgba(122, 12, 22, 0.15);
}

textarea.form-control {
  min-height: 140px;
  resize: vertical;
}

.form-hint {
  font-size: 0.8125rem;
  color: var(--text-muted);
  margin-top: 0.35rem;
}

/* Existing Photos Manager Grid */
.photos-manager-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 1rem;
  margin-top: 0.75rem;
}

.photo-manager-item {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  position: relative;
  background: #F8FAFC;
  display: flex;
  flex-direction: column;
}

.photo-manager-img {
  width: 100%;
  height: 110px;
  object-fit: cover;
}

.photo-manager-footer {
  padding: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #FFFFFF;
  border-top: 1px solid var(--border-color);
}

.checkbox-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: #DC2626;
  display: flex;
  align-items: center;
  gap: 0.35rem;
  cursor: pointer;
}

/* File Upload Drop Area */
.upload-dropzone {
  border: 2px dashed #CBD5E1;
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  text-align: center;
  background: #F8FAFC;
  cursor: pointer;
  transition: all 0.2s;
}

.upload-dropzone:hover, .upload-dropzone.dragover {
  border-color: var(--admin-red-primary);
  background: #FEF2F2;
}

/* Login Page Specific */
.login-body {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: linear-gradient(135deg, #1E293B 0%, #0F172A 100%);
}

.login-card {
  width: 100%;
  max-width: 420px;
  background: #FFFFFF;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  border-top: 5px solid var(--admin-red-primary);
}

.login-header {
  padding: 2rem 2rem 1.25rem;
  text-align: center;
  background: #FFFFFF;
}

.login-header h2 {
  font-size: 1.35rem;
  color: var(--admin-red-dark);
  font-weight: 800;
  margin-top: 0.75rem;
}

.login-header p {
  color: var(--text-muted);
  font-size: 0.875rem;
  margin-top: 0.25rem;
}

.login-form {
  padding: 0 2rem 2rem;
}

/* Flash alerts in admin */
.alert {
  padding: 0.85rem 1.15rem;
  border-radius: var(--radius-md);
  margin-bottom: 1.5rem;
  font-size: 0.9375rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.alert-success { background: #DCFCE7; color: #166534; border: 1px solid #86EFAC; }
.alert-danger  { background: #FEE2E2; color: #991B1B; border: 1px solid #FCA5A5; }
.alert-warning { background: #FEF3C7; color: #92400E; border: 1px solid #FCD34D; }