/* Admin Panel Styles - Red Sidebar matching screenshot */
:root {
  --sidebar-bg: #C0392B;
  --sidebar-bg-light: #E74C3C;
  --sidebar-text: #ffffff;
  --sidebar-hover: rgba(255,255,255,0.12);
  --sidebar-active: rgba(255,255,255,0.2);
  --content-bg: #f5f6fa;
  --card-bg: #ffffff;
  --text-primary: #2c3e50;
  --text-secondary: #7f8c8d;
  --border-color: #e0e0e0;
  --gold: #D4AF37;
  --success: #27ae60;
  --danger: #c0392b;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  background: var(--content-bg);
  color: var(--text-primary);
  min-height: 100vh;
}

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

/* Sidebar */
.sidebar {
  width: 240px;
  background: linear-gradient(180deg, var(--sidebar-bg-light), var(--sidebar-bg));
  color: var(--sidebar-text);
  display: flex;
  flex-direction: column;
  position: fixed;
  inset: 0 auto 0 0;
  z-index: 100;
  transition: transform 0.3s ease;
}
.sidebar-header {
  padding: 24px 20px;
  text-align: center;
  border-bottom: 1px solid rgba(255,255,255,0.15);
}
.sidebar-header h1 {
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: 2px;
}
.sidebar-nav {
  flex: 1;
  padding: 16px 0;
  overflow-y: auto;
}
.sidebar-nav ul { list-style: none; }
.sidebar-nav li a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 24px;
  color: var(--sidebar-text);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  transition: background 0.2s;
  cursor: pointer;
  border-left: 3px solid transparent;
}
.sidebar-nav li a:hover { background: var(--sidebar-hover); }
.sidebar-nav li a.active {
  background: var(--sidebar-active);
  border-left-color: #fff;
}
.sidebar-nav li a .icon {
  font-size: 1.2rem;
  width: 24px;
  text-align: center;
}
.sidebar-footer {
  padding: 16px 0;
  border-top: 1px solid rgba(255,255,255,0.15);
}

/* Content */
.content {
  flex: 1;
  margin-left: 240px;
  padding: 30px;
  min-height: 100vh;
}
.content-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 28px;
}
.content-header h2 {
  font-size: 1.4rem;
  font-weight: 700;
}
.breadcrumb {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

/* Cards */
.card {
  background: var(--card-bg);
  border-radius: 12px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.06);
  padding: 24px;
  margin-bottom: 24px;
}
.card-title {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-color);
}

/* Form Elements */
.form-group { margin-bottom: 20px; }
.form-group label {
  display: block;
  margin-bottom: 8px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
}
.form-group input[type="text"],
.form-group input[type="password"],
.form-group input[type="url"],
.form-group input[type="email"],
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  font-size: 0.95rem;
  font-family: inherit;
  transition: border-color 0.2s, box-shadow 0.2s;
  background: #fff;
  color: var(--text-primary);
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--sidebar-bg-light);
  box-shadow: 0 0 0 3px rgba(192,57,43,0.1);
}
.form-group textarea { resize: vertical; min-height: 100px; }
.form-group small {
  display: block;
  margin-top: 6px;
  font-size: 0.8rem;
  color: var(--text-secondary);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: 8px;
  font-size: 0.95rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all 0.2s;
}
.btn-primary {
  background: linear-gradient(135deg, var(--sidebar-bg-light), var(--sidebar-bg));
  color: #fff;
}
.btn-primary:hover { filter: brightness(1.1); transform: translateY(-1px); }
.btn-secondary {
  background: #ecf0f1;
  color: var(--text-primary);
}
.btn-secondary:hover { background: #dfe6e9; }
.btn-success {
  background: var(--success);
  color: #fff;
}
.btn-danger {
  background: var(--danger);
  color: #fff;
}

/* Stats Grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  margin-bottom: 24px;
}
.stat-card {
  background: var(--card-bg);
  border-radius: 12px;
  padding: 24px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}
.stat-card .stat-label {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 8px;
}
.stat-card .stat-value {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--text-primary);
}
.stat-card .stat-change {
  font-size: 0.8rem;
  margin-top: 6px;
}
.stat-change.up { color: var(--success); }
.stat-change.down { color: var(--danger); }

/* Table */
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}
.data-table th,
.data-table td {
  padding: 14px 16px;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}
.data-table th {
  font-weight: 700;
  background: #fafafa;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-secondary);
}
.data-table tbody tr:hover { background: #fafafa; }
.badge {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 700;
}
.badge-green { background: #d4edda; color: #155724; }
.badge-red { background: #f8d7da; color: #721c24; }
.badge-blue { background: #cce5ff; color: #004085; }

/* Search & Toolbar */
.toolbar {
  display: flex;
  gap: 12px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}
.toolbar input[type="text"] {
  padding: 10px 14px;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  font-size: 0.9rem;
  min-width: 240px;
}

/* Chart placeholder */
.chart-placeholder {
  height: 300px;
  background: linear-gradient(135deg, #fafafa, #f0f0f0);
  border-radius: 8px;
  display: flex;
  align-items: flex-end;
  justify-content: space-around;
  padding: 20px;
  gap: 12px;
}
.chart-bar {
  flex: 1;
  background: linear-gradient(to top, var(--sidebar-bg), var(--sidebar-bg-light));
  border-radius: 6px 6px 0 0;
  opacity: 0.85;
  transition: opacity 0.2s;
  position: relative;
}
.chart-bar:hover { opacity: 1; }
.chart-bar::after {
  content: attr(data-label);
  position: absolute;
  bottom: -24px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 0.75rem;
  color: var(--text-secondary);
  white-space: nowrap;
}

/* Toast */
.toast {
  position: fixed;
  top: 24px;
  right: 24px;
  background: var(--success);
  color: #fff;
  padding: 14px 24px;
  border-radius: 8px;
  font-weight: 600;
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
  z-index: 9999;
  transform: translateX(150%);
  transition: transform 0.4s ease;
}
.toast.show { transform: translateX(0); }

/* Section visibility */
.section-page { display: none; }
.section-page.active { display: block; }

/* Mobile */
.sidebar-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.4rem;
  cursor: pointer;
  color: var(--text-primary);
}
@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
    width: 260px;
  }
  .sidebar.open { transform: translateX(0); }
  .content { margin-left: 0; padding: 20px; }
  .sidebar-toggle { display: block; }
  .overlay {
    display: none;
    position: fixed; inset: 0; background: rgba(0,0,0,0.4); z-index: 99;
  }
  .overlay.show { display: block; }
}

/* Login page */
.login-body {
  background: linear-gradient(135deg, var(--sidebar-bg-light), var(--sidebar-bg));
  display: flex; align-items: center; justify-content: center; min-height: 100vh;
}
.login-card {
  background: #fff;
  padding: 40px;
  border-radius: 16px;
  width: 100%;
  max-width: 400px;
  box-shadow: 0 10px 40px rgba(0,0,0,0.2);
}
.login-card h2 {
  text-align: center;
  margin-bottom: 8px;
  color: var(--sidebar-bg);
}
.login-card p {
  text-align: center;
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-bottom: 28px;
}
.login-card .btn {
  width: 100%;
  justify-content: center;
  margin-top: 8px;
}