:root {
  color-scheme: light;
  /* Фон без прозрачностей: ещё темнее насыщённый градиент */
  --bg-color: linear-gradient(180deg, #3b82f6 0%, #1d4ed8 45%, #6d28d9 100%);
  --text-color: #ffffff;
  --secondary-bg: rgba(30, 58, 138, 0.18);
  --border-color: rgba(191, 219, 254, 0.28);
  --hint-color: rgba(240, 249, 255, 0.9);
  --link-color: #60a5fa;
  --accent-color: #34d399;
  --danger-color: #f87171;
  --warning-color: #fbbf24;
  --glass-bg: rgba(30, 58, 138, 0.28);
  --glass-border: rgba(191, 219, 254, 0.45);
  --glass-bg-hover: rgba(30, 58, 138, 0.36);
  --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  --shadow-glow: 0 0 20px rgba(96, 165, 250, 0.3);
  /* Спец-фоны для шапки и табов */
  --header-bg: linear-gradient(135deg, rgba(37, 99, 235, 0.95) 0%, rgba(79, 70, 229, 0.95) 50%, rgba(124, 58, 237, 0.95) 100%);
  --nav-bg: linear-gradient(135deg, rgba(30, 64, 175, 0.95) 0%, rgba(67, 56, 202, 0.95) 50%, rgba(124, 58, 237, 0.95) 100%);
}

[data-theme="dark"] {
  color-scheme: dark;
  --bg-color: linear-gradient(135deg, #1e1b4b 0%, #312e81 50%, #1e293b 100%);
  --text-color: #ffffff;
  --secondary-bg: rgba(255, 255, 255, 0.05);
  --border-color: rgba(255, 255, 255, 0.1);
  --hint-color: rgba(255, 255, 255, 0.6);
  --link-color: #60a5fa;
  --accent-color: #34d399;
  --danger-color: #f87171;
  --warning-color: #fbbf24;
  --glass-bg: rgba(255, 255, 255, 0.05);
  --glass-border: rgba(255, 255, 255, 0.1);
  --glass-bg-hover: rgba(255, 255, 255, 0.08);
  --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.3), 0 1px 2px 0 rgba(0, 0, 0, 0.2);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -1px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4), 0 4px 6px -2px rgba(0, 0, 0, 0.3);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.4), 0 10px 10px -5px rgba(0, 0, 0, 0.3);
  --shadow-glow: 0 0 20px rgba(96, 165, 250, 0.2);
  --header-bg: linear-gradient(135deg, rgba(37, 99, 235, 0.9) 0%, rgba(79, 70, 229, 0.9) 50%, rgba(124, 58, 237, 0.9) 100%);
  --nav-bg: linear-gradient(135deg, rgba(15, 23, 42, 0.9) 0%, rgba(30, 41, 59, 0.9) 50%, rgba(49, 46, 129, 0.9) 100%);
}

[data-theme="dark"] .nav-btn.active {
  background: linear-gradient(135deg, #818cf8 0%, #a78bfa 50%, #f472b6 100%);
  box-shadow: 0 8px 32px rgba(129, 140, 248, 0.3), var(--shadow-lg);
}

[data-theme="dark"] .nav-btn::before {
  background: linear-gradient(135deg, rgba(129, 140, 248, 0.15) 0%, rgba(167, 139, 250, 0.15) 100%);
}

body {
  margin: 0;
  font-family: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, Noto Sans, sans-serif;
  background: var(--bg-color);
  color: var(--text-color);
  line-height: 1.6;
  min-height: 100vh;
  transition: all 0.3s ease;
  position: relative;
}

body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(circle at 20% 80%, rgba(120, 119, 198, 0.3) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(255, 119, 198, 0.3) 0%, transparent 50%),
    radial-gradient(circle at 40% 40%, rgba(120, 219, 255, 0.2) 0%, transparent 50%);
  pointer-events: none;
  z-index: -1;
}

/* Светлая тема: более светлый, голубоватый фон-оverlay на всех страницах */
[data-theme="light"] body::before {
  /* Для светлой темы убираем любые фоновые прозрачные свечения */
  background: none !important;
}

/* Header */
header {
  padding: 20px 24px;
  border-bottom: 1px solid rgba(191, 219, 254, 0.28);
  background: var(--header-bg);
  backdrop-filter: saturate(130%) blur(8px);
  -webkit-backdrop-filter: saturate(130%) blur(8px);
  box-shadow: var(--shadow-lg);
  position: sticky;
  top: 0;
  z-index: 100;
  border-radius: 0 0 24px 24px;
  margin: 0 16px 16px 16px;
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 100%;
}

.theme-toggle {
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  padding: 8px 12px;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 44px;
  min-height: 44px;
}

.theme-toggle:hover {
  background: var(--secondary-bg);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.theme-icon {
  font-size: 18px;
  transition: transform 0.3s ease;
}

.theme-toggle:hover .theme-icon {
  transform: scale(1.1);
}

h1 {
  margin: 0;
  font-size: 20px;
  font-weight: 700;
  background: linear-gradient(135deg, var(--text-color) 0%, var(--hint-color) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.025em;
  flex: 1;
}

/* Main Navigation */
.main-nav {
  display: flex;
  background: var(--nav-bg);
  backdrop-filter: saturate(130%) blur(10px);
  -webkit-backdrop-filter: saturate(130%) blur(10px);
  border: 1px solid rgba(191, 219, 254, 0.32);
  box-shadow: var(--shadow-lg);
  position: fixed;
  top: 100px;
  left: 16px;
  right: 16px;
  z-index: 99;
  padding: 12px 16px;
  margin: 0;
  gap: 12px;
  border-radius: 20px;
}

.nav-btn {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 16px 12px;
  border: 1px solid transparent;
  background: transparent;
  color: var(--hint-color);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  min-height: 64px;
  border-radius: 16px;
  overflow: hidden;
  transform: translateY(0) scale(1);
}

.nav-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(139, 92, 246, 0.1) 100%);
  opacity: 0;
  transition: opacity 0.3s ease;
  border-radius: 16px;
}

.nav-btn:hover::before {
  opacity: 1;
}

.nav-btn:hover {
  color: var(--text-color);
  background: var(--glass-bg-hover);
  border-color: var(--border-color);
  transform: translateY(-3px) scale(1.02);
  box-shadow: var(--shadow-glow), var(--shadow-lg);
}

.nav-btn.active {
  color: white;
  background: linear-gradient(135deg, var(--link-color) 0%, #8b5cf6 50%, #ec4899 100%);
  border-color: rgba(191, 219, 254, 0.35);
  box-shadow: var(--shadow-glow), var(--shadow-lg);
  transform: translateY(-2px) scale(1.05);
}

.nav-btn.active::before {
  opacity: 0;
}


.nav-btn.active::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at 30% 20%, rgba(191, 219, 254, 0.14) 0%, transparent 50%),
              radial-gradient(circle at 70% 80%, rgba(147, 197, 253, 0.10) 0%, transparent 50%);
  animation: float 3s ease-in-out infinite;
  border-radius: 16px;
}

@keyframes float {
  0%, 100% { 
    transform: translate(-50%, -50%) rotate(0deg) scale(1);
    opacity: 0.3;
  }
  50% { 
    transform: translate(-50%, -50%) rotate(180deg) scale(1.1);
    opacity: 0.1;
  }
}


.nav-icon {
  font-size: 20px;
  margin-bottom: 6px;
  display: block;
  transition: transform 0.3s ease;
  position: relative;
  z-index: 1;
}

.nav-btn:hover .nav-icon {
  transform: scale(1.1) rotate(5deg);
}

.nav-btn.active .nav-icon {
  transform: scale(1.15);
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { transform: scale(1.15); }
  50% { transform: scale(1.25); }
}

.nav-text {
  font-size: 11px;
  font-weight: 600;
  line-height: 1.2;
  text-align: center;
  position: relative;
  z-index: 1;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

/* Pages */
.page {
  display: none;
  padding: 24px;
  max-width: 1200px;
  margin: 0 auto;
  padding-top: 100px; /* Уменьшенный отступ в 2 раза */
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.page.active {
  display: block;
  opacity: 1;
  transform: translateY(0);
}

/* Catalog Views */
.catalog-view {
  display: none;
}

.catalog-view.active {
  display: block;
}

/* Categories Grid */
.categories-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
}

.category-card {
  background: var(--glass-bg);
  backdrop-filter: blur(30px);
  -webkit-backdrop-filter: blur(30px);
  border: 1px solid var(--glass-border);
  border-radius: 24px;
  cursor: pointer;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: var(--shadow-lg);
  position: relative;
  overflow: hidden;
  aspect-ratio: 16/10;
}

.category-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(139, 92, 246, 0.1) 100%);
  opacity: 0;
  transition: opacity 0.3s ease;
  border-radius: 20px;
  z-index: 2;
}

.category-card:hover::before {
  opacity: 1;
}

.category-card:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: var(--shadow-glow), var(--shadow-xl);
  border-color: rgba(96, 165, 250, 0.4);
}

.category-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 24px;
  transition: transform 0.4s ease;
}

.category-card:hover .category-image {
  transform: scale(1.08);
}

.category-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(transparent, rgba(0, 0, 0, 0.9));
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  padding: 24px;
  border-radius: 0 0 24px 24px;
  z-index: 3;
}

.category-name {
  font-size: 20px;
  font-weight: 700;
  color: white;
  margin-bottom: 8px;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

.category-description {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.9);
  line-height: 1.5;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
}

/* Category Header */
.category-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
  padding: 16px 0;
  border-bottom: 1px solid var(--border-color);
}

.back-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  padding: 10px 16px;
  color: var(--text-color);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: var(--shadow-sm);
}

.back-btn:hover {
  background: var(--secondary-bg);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.back-icon {
  font-size: 16px;
  font-weight: bold;
}

.category-info {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 16px;
}

.category-info h2 {
  margin: 0;
  font-size: 24px;
  font-weight: 700;
  background: linear-gradient(135deg, var(--text-color) 0%, var(--hint-color) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

#category-dropdown {
  width: auto;
  max-width: 250px;
  min-width: 200px;
}

/* Typography */
h2 {
  margin: 0 0 24px 0;
  font-size: 24px;
  font-weight: 700;
  background: linear-gradient(135deg, var(--text-color) 0%, var(--link-color) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.02em;
}

h3 {
  margin: 0 0 24px 0;
  font-size: 20px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--text-color);
}

label {
  display: block;
  margin-bottom: 8px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-color);
}

/* Form Elements */
select {
  width: auto;
  max-width: 250px;
  min-width: 200px;
  padding: 12px;
  border-radius: 8px;
  background: var(--secondary-bg);
  color: var(--text-color);
  border: 1px solid var(--border-color);
  font-size: 14px;
  margin-bottom: 16px;
  box-sizing: border-box;
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6,9 12,15 18,9'%3e%3c/polyline%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right 12px center;
  background-size: 16px;
  padding-right: 40px;
}

/* Контрастные цвета для выпадающих опций */
select option,
.admin-select option {
  background-color: #ffffff;
  color: #111827;
}

/* Тёмная тема: опции со тёмным фоном и светлым текстом */
[data-theme="dark"] select option,
[data-theme="dark"] .admin-select option {
  background-color: #0f172a;
  color: #e5e7eb;
}

/* Lists */
ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

/* Cards */
.card {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-radius: 20px;
  border: 1px solid var(--glass-border);
  box-shadow: 0 10px 25px rgba(2, 6, 23, 0.35), var(--shadow-md);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
  border-color: rgba(99, 102, 241, 0.2);
}

/* Skeleton Loading */
.skeleton {
  background: var(--glass-bg);
  backdrop-filter: blur(30px);
  -webkit-backdrop-filter: blur(30px);
  border-radius: 24px;
  border: 1px solid var(--glass-border);
  box-shadow: var(--shadow-lg);
  padding: 24px;
  margin-bottom: 20px;
  animation: skeleton-pulse 1.5s ease-in-out infinite;
}

.skeleton-line {
  height: 16px;
  background: linear-gradient(90deg, var(--glass-bg) 25%, var(--glass-bg-hover) 50%, var(--glass-bg) 75%);
  background-size: 200% 100%;
  border-radius: 8px;
  margin-bottom: 12px;
  animation: skeleton-shimmer 1.5s ease-in-out infinite;
}

.skeleton-line.short {
  width: 60%;
}

.skeleton-line.medium {
  width: 80%;
}

.skeleton-line.long {
  width: 100%;
}

.skeleton-buttons {
  display: flex;
  gap: 12px;
  margin-top: 16px;
}

.skeleton-button {
  height: 40px;
  width: 80px;
  background: linear-gradient(90deg, var(--glass-bg) 25%, var(--glass-bg-hover) 50%, var(--glass-bg) 75%);
  background-size: 200% 100%;
  border-radius: 12px;
  animation: skeleton-shimmer 1.5s ease-in-out infinite;
}

@keyframes skeleton-pulse {
  0%, 100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.6;
    transform: scale(1.02);
  }
}

@keyframes skeleton-shimmer {
  0% {
    background-position: -200% 0;
  }
  100% {
    background-position: 200% 0;
  }
}

/* Tool Cards */
.tool {
  background: var(--glass-bg);
  backdrop-filter: blur(30px);
  -webkit-backdrop-filter: blur(30px);
  border-radius: 24px;
  border: 1px solid var(--glass-border);
  box-shadow: 0 12px 28px rgba(2, 6, 23, 0.35), var(--shadow-lg);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  padding: 24px;
  margin-bottom: 20px;
  transform: translateY(0) scale(1);
}

.tool:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: var(--shadow-glow), var(--shadow-xl);
  border-color: rgba(96, 165, 250, 0.3);
  background: var(--glass-bg-hover);
}

.tool .title {
  font-weight: 600;
  margin-bottom: 8px;
  font-size: 16px;
  color: var(--text-color);
}

.tool .desc {
  font-size: 14px;
  color: var(--hint-color);
  margin-bottom: 12px;
  line-height: 1.4;
}

.tool-stats {
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.favorites-count {
  font-size: 14px;
  color: var(--hint-color);
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 4px;
}

.tool .links {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
}

/* Buttons */
.btn {
  padding: 14px 24px;
  border-radius: 16px;
  border: 1px solid var(--glass-border);
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.9) 0%, rgba(124, 58, 237, 0.9) 100%);
  backdrop-filter: blur(30px);
  -webkit-backdrop-filter: blur(30px);
  color: var(--text-color);
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 10px 24px rgba(2, 6, 23, 0.35), var(--shadow-md);
  transform: translateY(0) scale(1);
}

.btn:hover {
  background: var(--glass-bg-hover);
  border-color: rgba(96, 165, 250, 0.4);
  transform: translateY(-3px) scale(1.05);
  box-shadow: var(--shadow-glow), var(--shadow-lg);
}

.btn-primary {
  background: var(--bg-color);
  color: var(--text-color);
  border-color: var(--border-color);
}

.btn-primary:hover {
  background: var(--secondary-bg);
  border-color: var(--hint-color);
}

.btn-success {
  background: var(--bg-color);
  color: var(--text-color);
  border-color: var(--border-color);
}

.btn-success:hover {
  background: var(--secondary-bg);
  border-color: var(--hint-color);
}

.btn-secondary {
  background: var(--glass-bg);
  color: var(--text-color);
  border-color: var(--glass-border);
}

.btn-secondary:hover {
  background: var(--secondary-bg);
  border-color: var(--hint-color);
}

.btn-danger {
  background: linear-gradient(135deg, var(--danger-color) 0%, #dc2626 100%);
  color: white;
  border-color: transparent;
}

.btn-danger:hover {
  background: linear-gradient(135deg, #dc2626 0%, #b91c1c 100%);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

/* Special buttons */
button.fav {
  margin-left: auto;
  padding: 12px 16px;
  border-radius: 12px;
  border: 1px solid var(--border-color);
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  color: var(--hint-color);
  cursor: pointer;
  font-size: 18px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: var(--shadow-sm);
}

button.fav:hover {
  background: var(--secondary-bg);
  transform: translateY(-2px) scale(1.05);
  box-shadow: var(--shadow-md);
}

button.fav.on {
  background: linear-gradient(135deg, var(--warning-color) 0%, #f97316 100%);
  color: white;
  border-color: transparent;
  box-shadow: var(--shadow-lg);
}

/* Empty State */
.empty-state {
  text-align: center;
  padding: 0 20px 40px 20px; /* Убираем верхний padding */
  color: var(--hint-color);
}

.empty-state h3 {
  margin: 0 0 8px 0;
  font-size: 18px;
}

.empty-state p {
  margin: 0;
  font-size: 14px;
}

/* Page Sections */
.favorites-section {
  padding: 0 32px 32px 32px; /* Убираем верхний padding */
  margin: 0 auto;
  max-width: 800px;
}

/* Tool Details Page */
.tool-details-page .main-nav {
  display: none;
}

.tool-details-header {
  margin-bottom: 32px;
  text-align: center;
}

.tool-details-header .back-btn {
  margin-bottom: 24px;
}

.tool-details-title-section {
  background: var(--glass-bg);
  backdrop-filter: blur(30px);
  -webkit-backdrop-filter: blur(30px);
  border-radius: 24px;
  border: 1px solid var(--glass-border);
  box-shadow: var(--shadow-glow), var(--shadow-xl);
  padding: 0;
  margin: 0 auto;
  max-width: 900px;
  overflow: hidden;
}

.tool-header {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 24px;
  align-items: center;
  padding: 32px;
}

.tool-icon-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100px;
  height: 100px;
  background: linear-gradient(135deg, rgba(96, 165, 250, 0.1) 0%, rgba(139, 92, 246, 0.1) 100%);
  border-radius: 20px;
  border: 1px solid rgba(96, 165, 250, 0.2);
  position: relative;
  overflow: hidden;
}

.tool-icon-wrapper::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(96, 165, 250, 0.05) 0%, rgba(139, 92, 246, 0.05) 100%);
  border-radius: 20px;
}

.tool-details-icon {
  font-size: 48px;
  position: relative;
  z-index: 1;
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

.tool-info {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 0;
}

.tool-info h1 {
  font-size: 28px;
  font-weight: 700;
  margin: 0;
  background: linear-gradient(135deg, var(--text-color) 0%, var(--link-color) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.2;
  word-wrap: break-word;
}

.tool-description {
  font-size: 15px;
  line-height: 1.5;
  color: var(--hint-color);
  margin: 0;
  word-wrap: break-word;
}

.tool-actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: stretch;
  min-width: 140px;
}

.tool-actions .btn {
  justify-content: center;
  min-width: 120px;
  font-size: 13px;
  padding: 10px 16px;
}

.tool-details-content {
  max-width: 1000px;
  margin: 0 auto;
}


/* Карточка описания */
.tool-details-card {
  background: var(--glass-bg);
  backdrop-filter: blur(30px);
  -webkit-backdrop-filter: blur(30px);
  border-radius: 24px;
  border: 1px solid var(--glass-border);
  box-shadow: var(--shadow-glow), var(--shadow-xl);
  padding: 32px;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.tool-details-description {
  font-size: 16px;
  line-height: 1.7;
  color: var(--hint-color);
  text-align: left;
}

/* Markdown контент */
.markdown-content {
  font-size: 16px;
  line-height: 1.7;
  color: var(--text-color);
  text-align: left;
}

.markdown-content h1,
.markdown-content h2,
.markdown-content h3,
.markdown-content h4,
.markdown-content h5,
.markdown-content h6 {
  color: var(--text-color);
  margin: 24px 0 16px 0;
  font-weight: 600;
}

.markdown-content h1 {
  font-size: 28px;
  border-bottom: 2px solid var(--glass-border);
  padding-bottom: 8px;
}

.markdown-content h2 {
  font-size: 24px;
}

.markdown-content h3 {
  font-size: 20px;
}

.markdown-content h4 {
  font-size: 18px;
}

.markdown-content p {
  margin: 16px 0;
  color: var(--hint-color);
}

.markdown-content ul,
.markdown-content ol {
  margin: 16px 0;
  padding-left: 24px;
}

.markdown-content li {
  margin: 8px 0;
  color: var(--hint-color);
}

.markdown-content blockquote {
  border-left: 4px solid var(--link-color);
  margin: 16px 0;
  padding: 12px 20px;
  background: var(--glass-bg);
  border-radius: 8px;
  font-style: italic;
  color: var(--hint-color);
}

.markdown-content code {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 4px;
  padding: 2px 6px;
  font-family: 'Courier New', monospace;
  font-size: 14px;
  color: var(--link-color);
}

.markdown-content pre {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 8px;
  padding: 16px;
  margin: 16px 0;
  overflow-x: auto;
}

.markdown-content pre code {
  background: none;
  border: none;
  padding: 0;
  color: var(--text-color);
}

.markdown-content a {
  color: var(--link-color);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: all 0.3s ease;
}

.markdown-content a:hover {
  border-bottom-color: var(--link-color);
}

.markdown-content img {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  margin: 16px 0;
  box-shadow: var(--shadow-lg);
}

.markdown-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 16px 0;
  background: var(--glass-bg);
  border-radius: 8px;
  overflow: hidden;
}

.markdown-content th,
.markdown-content td {
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid var(--glass-border);
}

.markdown-content th {
  background: var(--glass-bg-hover);
  font-weight: 600;
  color: var(--text-color);
}

.markdown-content td {
  color: var(--hint-color);
}

.loading-guide {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 40px;
  color: var(--hint-color);
}


/* Кнопка-счетчик избранного */
.btn-favorite-counter {
  background: var(--glass-bg);
  border-color: var(--glass-border);
  color: var(--hint-color);
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 80px;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.btn-favorite-counter .favorite-icon {
  font-size: 16px;
  transition: all 0.3s ease;
}

.btn-favorite-counter .favorite-count {
  font-weight: 600;
  font-size: 14px;
  min-width: 20px;
  text-align: center;
}

.btn-favorite-counter.on {
  background: linear-gradient(135deg, rgba(251, 191, 36, 0.15) 0%, rgba(245, 158, 11, 0.2) 100%);
  border-color: rgba(245, 158, 11, 0.4);
  color: var(--text-color);
  box-shadow: 0 0 15px rgba(251, 191, 36, 0.15);
}

.btn-favorite-counter.on .favorite-icon {
  transform: scale(1.05);
  filter: drop-shadow(0 0 2px rgba(251, 191, 36, 0.3));
}

.btn-favorite-counter:hover {
  background: var(--glass-bg-hover);
  border-color: rgba(96, 165, 250, 0.4);
  color: var(--text-color);
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow), var(--shadow-lg);
}

.btn-favorite-counter.on:hover {
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.25) 0%, rgba(217, 119, 6, 0.3) 100%);
  border-color: rgba(217, 119, 6, 0.5);
  box-shadow: 0 0 20px rgba(251, 191, 36, 0.2);
}

.btn-favorite-counter:active {
  transform: translateY(0);
}

/* Анимация для счетчика */
.btn-favorite-counter .favorite-count {
  transition: all 0.3s ease;
}

.btn-favorite-counter.on .favorite-count {
  animation: pulse 0.6s ease-in-out;
}

@keyframes pulse {
  0% { transform: scale(1); }
  50% { transform: scale(1.2); }
  100% { transform: scale(1); }
}

/* Quiz Styles */
.quiz-intro {
  text-align: center;
  padding: 0 24px 48px 24px; /* Убираем верхний padding */
  max-width: 700px;
  margin: 0 auto;
}

.quiz-intro h2 {
  margin: 0 0 20px 0;
  font-size: 32px;
  font-weight: 700;
  background: linear-gradient(135deg, var(--text-color) 0%, var(--link-color) 50%, #8b5cf6 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.02em;
}

.quiz-intro p {
  font-size: 18px;
  color: var(--hint-color);
  margin: 0 0 40px 0;
  line-height: 1.7;
  font-weight: 500;
}

.quiz-info {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 24px;
  margin: 40px 0;
  padding: 32px;
  background: var(--secondary-bg);
  border-radius: 20px;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-md);
}

.info-item {
  text-align: center;
}

.info-label {
  display: block;
  font-size: 14px;
  color: var(--hint-color);
  margin-bottom: 8px;
  font-weight: 500;
}

.info-value {
  display: block;
  font-size: 18px;
  font-weight: 700;
  color: var(--text-color);
}

.quiz-intro .btn {
  font-size: 18px;
  padding: 16px 32px;
  border-radius: 16px;
  font-weight: 600;
  background: linear-gradient(135deg, var(--link-color) 0%, #8b5cf6 100%);
  color: white;
  border: none;
  box-shadow: var(--shadow-lg);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.quiz-intro .btn:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-xl);
  background: linear-gradient(135deg, #0056b3 0%, #7c3aed 100%);
}

/* Quiz Progress */
.quiz-progress {
  margin-bottom: 32px;
}

.progress-bar {
  width: 100%;
  height: 8px;
  background: var(--secondary-bg);
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: 12px;
  box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.1);
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--link-color) 0%, #8b5cf6 100%);
  border-radius: 4px;
  transition: width 0.3s ease;
  width: 0%;
}

.progress-text {
  font-size: 14px;
  color: var(--hint-color);
  font-weight: 500;
}

/* Question Card */
.question-card {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-radius: 20px;
  border: 1px solid var(--glass-border);
  box-shadow: var(--shadow-lg);
  padding: 32px;
}

.options {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 24px;
}

.option-btn {
  padding: 16px 20px;
  border: 2px solid var(--border-color);
  border-radius: 12px;
  background: var(--bg-color);
  color: var(--text-color);
  cursor: pointer;
  font-size: 16px;
  font-weight: 500;
  text-align: left;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: var(--shadow-sm);
}

.option-btn:hover {
  background: var(--secondary-bg);
  border-color: var(--link-color);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.option-btn.selected {
  background: linear-gradient(135deg, var(--link-color) 0%, #8b5cf6 100%);
  color: white;
  border-color: transparent;
  box-shadow: var(--shadow-lg);
}

.option-btn.correct {
  background: linear-gradient(135deg, var(--accent-color) 0%, #059669 100%);
  color: white;
  border-color: transparent;
}

.option-btn.incorrect {
  background: linear-gradient(135deg, var(--danger-color) 0%, #dc2626 100%);
  color: white;
  border-color: transparent;
}

/* Result Card */
.result-card {
  background: var(--glass-bg);
  backdrop-filter: blur(30px);
  -webkit-backdrop-filter: blur(30px);
  border-radius: 24px;
  border: 1px solid var(--glass-border);
  box-shadow: var(--shadow-glow), var(--shadow-xl);
  text-align: center;
  padding: 40px 20px;
  max-width: 500px;
  margin: 0 auto 20px auto; /* Убираем верхний margin */
}

.result-icon {
  font-size: 64px;
  margin-bottom: 24px;
}

.result-card h2 {
  margin: 0 0 16px 0;
  font-size: 28px;
  font-weight: 700;
  background: linear-gradient(135deg, var(--text-color) 0%, var(--link-color) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.result-card p {
  font-size: 16px;
  color: var(--hint-color);
  margin: 0 0 32px 0;
  line-height: 1.6;
}

.result-stats {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin: 32px 0;
  padding: 24px;
  background: var(--secondary-bg);
  border-radius: 16px;
  border: 1px solid var(--border-color);
}

.stat-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 0;
  border-bottom: 1px solid var(--border-color);
}

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

.stat-label {
  font-size: 16px;
  color: var(--hint-color);
  font-weight: 500;
}

.stat-value {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-color);
}

.result-actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 32px;
}

.result-actions .btn {
  width: 100%;
  justify-content: center;
}

/* Modal Styles */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  box-sizing: border-box;
}

.modal-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.modal-content {
  position: relative;
  background: var(--glass-bg);
  backdrop-filter: blur(40px);
  -webkit-backdrop-filter: blur(40px);
  border-radius: 24px;
  border: 1px solid var(--glass-border);
  box-shadow: var(--shadow-glow), var(--shadow-xl);
  max-width: 500px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  animation: modalSlideIn 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes modalSlideIn {
  from {
    opacity: 0;
    transform: translateY(-20px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.modal-header {
  padding: 20px 20px 16px;
  text-align: center;
}

.modal-header h3 {
  margin: 0;
  font-size: 20px;
  font-weight: 600;
  color: var(--text-color);
  line-height: 1.5;
}

.modal-body {
  padding: 0 20px 16px;
}

.modal-body p {
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-color);
  text-align: center;
}

.modal-body p:last-child {
  margin-bottom: 0;
}

.modal-body strong {
  color: var(--text-color);
  font-weight: 600;
}

.modal-actions {
  padding: 0 20px 20px;
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

.modal-actions .btn {
  justify-content: center;
  text-align: center;
}

/* Responsive Design */
@media (min-width: 480px) {
  .result-actions {
    flex-direction: row;
    justify-content: center;
  }
  
  .result-actions .btn {
    width: auto;
    min-width: 200px;
  }
  
  .modal-actions {
    flex-direction: row;
  }
  
  .modal-actions .btn {
    width: auto;
    min-width: 120px;
  }
}

@media (max-width: 768px) {
  .page {
    padding: 16px;
  }
  
  header {
    padding: 12px 16px;
  }
  
  h1 {
    font-size: 18px;
  }
  
  .main-nav {
    top: 80px;
    left: 12px;
    right: 12px;
    padding: 8px 12px;
    gap: 8px;
  }
  
  .page {
    padding-top: 90px; /* Уменьшенный мобильный отступ в 2 раза */
  }
  
  header {
    margin: 0 12px 12px 12px;
    padding: 16px 20px;
  }
  
  .nav-btn {
    padding: 12px 8px;
    min-height: 60px;
    border-radius: 14px;
  }
  
  .nav-icon {
    font-size: 18px;
    margin-bottom: 4px;
  }
  
  .nav-text {
    font-size: 10px;
    letter-spacing: 0.3px;
  }
  
  .categories-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  
  .category-card {
    aspect-ratio: 16/9;
  }
  
  .category-overlay {
    padding: 16px;
  }
  
  .category-name {
    font-size: 18px;
  }
  
  .category-description {
    font-size: 13px;
  }
  
  .category-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }
  
  .category-info {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
    width: 100%;
  }
  
  .category-info h2 {
    font-size: 20px;
  }
  
  #category-dropdown {
    width: 100%;
    max-width: none;
    min-width: auto;
  }
  
  .tool {
    padding: 16px;
  }
  
  .question-card {
    padding: 24px;
  }
  
  .modal {
    padding: 16px;
  }
  
  .modal-content {
    border-radius: 16px;
  }
  
  .modal-header {
    padding: 16px 16px 12px;
  }
  
  .modal-header h3 {
    font-size: 18px;
  }
  
  .modal-body {
    padding: 0 16px 12px;
  }
  
  .modal-body p {
    font-size: 15px;
    line-height: 1.5;
  }
  
  .modal-actions {
    padding: 0 16px 16px;
    flex-direction: column;
    gap: 12px;
  }
  
  .modal-actions .btn {
    width: 100%;
    justify-content: center;
    text-align: center;
  }
  
  .quiz-intro {
    padding: 0 16px 32px 16px; /* Убираем верхний padding */
  }
  
  .quiz-intro h2 {
    font-size: 24px;
  }
  
  .quiz-intro .btn {
    font-size: 16px;
    padding: 14px 28px;
  }
  
  .result-card {
    padding: 32px 16px;
  }
  
  .result-card h2 {
    font-size: 24px;
  }
  
  .favorites-section {
    padding: 0 24px 24px 24px; /* Убираем верхний padding */
  }
  
  .tool-header {
    grid-template-columns: 1fr;
    gap: 20px;
    padding: 24px;
    text-align: center;
  }
  
  .tool-icon-wrapper {
    width: 80px;
    height: 80px;
    margin: 0 auto;
  }
  
  .tool-details-icon {
    font-size: 40px;
  }
  
  .tool-info h1 {
    font-size: 24px;
  }
  
  .tool-description {
    font-size: 14px;
  }
  
  .tool-actions {
    flex-direction: row;
    gap: 12px;
    justify-content: center;
    min-width: auto;
  }
  
  .tool-actions .btn {
    flex: 1;
    min-width: auto;
  }
  
  .tool-details-card {
    padding: 24px;
  }
  
  .btn-favorite-counter {
    min-width: 70px;
    gap: 6px;
  }
  
  .btn-favorite-counter .favorite-icon {
    font-size: 14px;
  }
  
  .btn-favorite-counter .favorite-count {
    font-size: 13px;
  }
}

@media (max-width: 480px) {
  .page {
    padding: 12px;
    padding-top: 90px; /* Уменьшенный отступ для очень маленьких экранов */
  }
  
  header {
    padding: 12px;
  }
  
  nav {
    gap: 8px;
  }
  
  .nav-left, .nav-right {
    gap: 6px;
  }
  
  .nav-btn {
    padding: 8px 12px;
    font-size: 12px;
  }
  
  .tool {
    padding: 12px;
  }
  
  .question-card {
    padding: 20px;
  }
  
  .quiz-intro {
    padding: 0 12px 24px 12px; /* Убираем верхний padding */
  }
  
  .quiz-intro h2 {
    font-size: 20px;
  }
  
  .quiz-intro .btn {
    font-size: 14px;
    padding: 12px 24px;
  }
  
  .result-card {
    padding: 24px 12px;
  }
  
  .result-card h2 {
    font-size: 20px;
  }
  
  .favorites-section {
    padding: 0 20px 20px 20px; /* Убираем верхний padding */
  }
  
  .tool-header {
    padding: 20px;
    gap: 16px;
  }
  
  .tool-icon-wrapper {
    width: 70px;
    height: 70px;
  }
  
  .tool-details-icon {
    font-size: 36px;
  }
  
  .tool-info h1 {
    font-size: 20px;
  }
  
  .tool-description {
    font-size: 13px;
  }
  
  .tool-actions {
    gap: 8px;
  }
  
  .tool-actions .btn {
    font-size: 12px;
    padding: 8px 12px;
  }
  
  .tool-details-card {
    padding: 20px;
  }
  
  .btn-favorite-counter {
    min-width: 60px;
    gap: 4px;
  }
  
  .btn-favorite-counter .favorite-icon {
    font-size: 12px;
  }
  
  .btn-favorite-counter .favorite-count {
    font-size: 12px;
  }
  
  .quiz-info {
    grid-template-columns: 1fr;
    gap: 16px;
    padding: 20px;
  }
  
  select {
    font-size: 16px;
    padding: 14px 40px 14px 12px;
    max-width: 280px;
    min-width: 180px;
    width: auto;
  }
}

/* ==================== АДМИН-ПАНЕЛЬ ==================== */

/* Скрыть админ-панель по умолчанию */
#admin-page {
  display: none;
}

/* Плавающая кнопка админки */
.admin-float-btn {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 1000;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.admin-float-button {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(96, 165, 250, 0.9) 0%, rgba(147, 51, 234, 0.9) 100%);
  border: 2px solid rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(20px);
  box-shadow: 
    0 8px 32px rgba(96, 165, 250, 0.3),
    0 0 0 1px rgba(255, 255, 255, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.2);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.admin-float-button::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.1) 0%, rgba(255, 255, 255, 0.05) 100%);
  border-radius: 50%;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.admin-float-button:hover {
  transform: translateY(-3px) scale(1.05);
  box-shadow: 
    0 12px 40px rgba(96, 165, 250, 0.4),
    0 0 0 1px rgba(255, 255, 255, 0.2),
    inset 0 1px 0 rgba(255, 255, 255, 0.3);
  border-color: rgba(255, 255, 255, 0.3);
}

.admin-float-button:hover::before {
  opacity: 1;
}

.admin-float-button:active {
  transform: translateY(-1px) scale(1.02);
  transition: all 0.1s ease;
}

.admin-float-icon {
  font-size: 24px;
  color: white;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
  transition: all 0.3s ease;
  z-index: 1;
  position: relative;
}

.admin-float-button:hover .admin-float-icon {
  transform: rotate(15deg) scale(1.1);
  filter: drop-shadow(0 0 8px rgba(255, 255, 255, 0.5));
}

/* Анимация появления */
.admin-float-btn.show {
  animation: floatIn 0.5s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.admin-float-btn.hide {
  animation: floatOut 0.3s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

@keyframes floatIn {
  0% {
    opacity: 0;
    transform: translateY(20px) scale(0.8);
  }
  100% {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes floatOut {
  0% {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
  100% {
    opacity: 0;
    transform: translateY(20px) scale(0.8);
  }
}

/* Пульсация для привлечения внимания */
.admin-float-btn.pulse .admin-float-button {
  animation: adminPulse 2s infinite;
}

@keyframes adminPulse {
  0%, 100% {
    box-shadow: 
      0 8px 32px rgba(96, 165, 250, 0.3),
      0 0 0 1px rgba(255, 255, 255, 0.1),
      inset 0 1px 0 rgba(255, 255, 255, 0.2);
  }
  50% {
    box-shadow: 
      0 8px 32px rgba(96, 165, 250, 0.5),
      0 0 0 1px rgba(255, 255, 255, 0.2),
      0 0 20px rgba(96, 165, 250, 0.4),
      inset 0 1px 0 rgba(255, 255, 255, 0.2);
  }
}

/* Показать админ-панель только для админов */
body.admin-mode #admin-page {
  display: block;
}

body.admin-mode .main-nav {
  display: none;
}

body.admin-mode .page:not(#admin-page) {
  display: none !important;
}

/* Уменьшаем верхний отступ на странице админки, чтобы заголовок был выше */
body.admin-mode #admin-page {
  padding-top: 24px;
}

/* Админ-заголовок */
.admin-header {
  background: var(--glass-bg);
  backdrop-filter: blur(30px);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 24px;
  margin-bottom: 24px;
  box-shadow: var(--shadow-glow), var(--shadow-lg);
}

.admin-header-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}

.admin-header h1 {
  font-size: 28px;
  font-weight: 700;
  margin: 0;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Админ-навигация */
.admin-nav {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.admin-nav-btn {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  padding: 12px 20px;
  color: var(--text-color);
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s ease;
  backdrop-filter: blur(20px);
}

.admin-nav-btn:hover {
  background: var(--glass-bg-hover);
  border-color: rgba(96, 165, 250, 0.4);
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow), var(--shadow-md);
}

.admin-nav-btn.active {
  background: linear-gradient(135deg, rgba(96, 165, 250, 0.2) 0%, rgba(147, 51, 234, 0.2) 100%);
  border-color: rgba(96, 165, 250, 0.5);
  color: var(--primary-color);
  box-shadow: var(--shadow-glow), var(--shadow-lg);
}

/* Админ-секции */
.admin-section {
  display: none;
  background: var(--glass-bg);
  backdrop-filter: blur(30px);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 24px;
  box-shadow: var(--shadow-glow), var(--shadow-lg);
}

.admin-section.active {
  display: block;
}

.admin-section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
  flex-wrap: wrap;
  gap: 16px;
}

.admin-section-header h2 {
  font-size: 24px;
  font-weight: 600;
  margin: 0;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.admin-filters {
  display: flex;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
}

.admin-select {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  padding: 12px 16px;
  color: var(--text-color);
  font-size: 14px;
  min-width: 200px;
  backdrop-filter: blur(20px);
}

.admin-select:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(96, 165, 250, 0.1);
}

/* Админ-списки */
.admin-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.admin-item {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  padding: 20px;
  backdrop-filter: blur(20px);
  transition: all 0.3s ease;
}

.admin-item:hover {
  border-color: rgba(96, 165, 250, 0.3);
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow), var(--shadow-md);
}

.admin-item-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.admin-item-title {
  font-size: 18px;
  font-weight: 600;
  margin: 0;
}

.admin-item-actions {
  display: flex;
  gap: 8px;
}

.admin-item-meta {
  display: flex;
  gap: 16px;
  color: var(--hint-color);
  font-size: 14px;
  margin-bottom: 12px;
}

.admin-item-description {
  color: var(--text-color);
  line-height: 1.5;
}

/* Редактор гайдов */
.guide-editor {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.guide-editor-header h3 {
  font-size: 20px;
  font-weight: 600;
  margin: 0;
  color: var(--text-color);
}

.guide-editor-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  min-height: 400px;
}

.markdown-editor {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.editor-toolbar {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.editor-btn {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 8px;
  padding: 8px 12px;
  color: var(--text-color);
  cursor: pointer;
  transition: all 0.2s ease;
  font-weight: 600;
  backdrop-filter: blur(20px);
}

.editor-btn:hover {
  background: var(--glass-bg-hover);
  border-color: var(--primary-color);
}

#markdown-editor {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  padding: 16px;
  color: var(--text-color);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 14px;
  line-height: 1.5;
  resize: vertical;
  min-height: 300px;
  backdrop-filter: blur(20px);
}

/* iOS фиксы для редактора */
#markdown-editor {
  -webkit-text-fill-color: var(--text-color);
  caret-color: var(--text-color);
  -webkit-appearance: none;
  appearance: none;
}

:root #markdown-editor {
  color: #111827;
  -webkit-text-fill-color: #111827;
  caret-color: #111827;
}

[data-theme="dark"] #markdown-editor {
  color: #e5e7eb;
  -webkit-text-fill-color: #e5e7eb;
  caret-color: #e5e7eb;
}

#markdown-editor::placeholder {
  color: var(--hint-color);
  opacity: 1;
}

#markdown-editor:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(96, 165, 250, 0.1);
}

.markdown-preview {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  padding: 16px;
  backdrop-filter: blur(20px);
  overflow-y: auto;
}

.markdown-preview h4 {
  margin: 0 0 16px 0;
  font-size: 16px;
  font-weight: 600;
  color: var(--text-color);
}

#markdown-preview-content {
  color: var(--text-color);
  line-height: 1.6;
}

.guide-editor-actions {
  display: flex;
  gap: 12px;
  justify-content: flex-end;
}

/* Статистика */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
}

.stat-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  padding: 24px;
  display: flex;
  align-items: center;
  gap: 16px;
  backdrop-filter: blur(20px);
  transition: all 0.3s ease;
}

.stat-card:hover {
  border-color: rgba(96, 165, 250, 0.3);
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow), var(--shadow-md);
}

.stat-icon {
  font-size: 32px;
  opacity: 0.8;
}

.stat-content {
  flex: 1;
}

.stat-number {
  font-size: 24px;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 4px;
}

.stat-label {
  font-size: 14px;
  color: var(--hint-color);
  font-weight: 500;
}

/* Формы */
.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  font-weight: 500;
  color: var(--text-color);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  padding: 12px 16px;
  color: var(--text-color);
  font-size: 14px;
  backdrop-filter: blur(20px);
  transition: all 0.2s ease;
  box-sizing: border-box;
  max-width: 100%;
}

/* Светлая тема с тёмным стеклом: делаем текст в полях белым и заметным */
[data-theme="light"] .form-group input,
[data-theme="light"] .form-group select,
[data-theme="light"] .form-group textarea,
[data-theme="light"] .admin-select,
[data-theme="light"] #markdown-editor,
[data-theme="light"] select {
  color: #ffffff;
  -webkit-text-fill-color: #ffffff;
  caret-color: #ffffff;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(96, 165, 250, 0.1);
}

.form-group textarea {
  resize: vertical;
  min-height: 100px;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

/* iOS Safari: фиксы видимости текста в полях ввода */
.form-group input,
.form-group select,
.form-group textarea {
  -webkit-text-fill-color: var(--text-color);
  caret-color: var(--text-color);
  -webkit-appearance: none;
  appearance: none;
}

/* iOS: принудительно для светлой темы со стеклом */
@supports (-webkit-touch-callout: none) {
  [data-theme="light"] .form-group input,
  [data-theme="light"] .form-group select,
  [data-theme="light"] .form-group textarea,
  [data-theme="light"] .admin-select,
  [data-theme="light"] #markdown-editor,
  [data-theme="light"] select {
    -webkit-text-fill-color: #ffffff;
    caret-color: #ffffff;
  }
}

/* В светлой теме делаем текст полей тёмным для контраста с светлым фоном на iOS */
:root .form-group input,
:root .form-group select,
:root .form-group textarea {
  color: #111827;
  -webkit-text-fill-color: #111827;
  caret-color: #111827;
}

/* В тёмной теме возвращаем светлый текст */
[data-theme="dark"] .form-group input,
[data-theme="dark"] .form-group select,
[data-theme="dark"] .form-group textarea {
  color: #e5e7eb;
  -webkit-text-fill-color: #e5e7eb;
  caret-color: #e5e7eb;
}

/* Placeholder цвета для一致ности */
.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--hint-color);
  opacity: 1;
}

/* Светлая тема: делаем плейсхолдеры светлыми, как в тёмной теме */
[data-theme="light"] .form-group input::placeholder,
[data-theme="light"] .form-group textarea::placeholder,
[data-theme="light"] #markdown-editor::placeholder {
  color: rgba(229, 231, 235, 0.85); /* светло‑серый на тёмном стекле */
  opacity: 1;
}

/* iOS Safari — форсим те же цвета плейсхолдеров */
@supports (-webkit-touch-callout: none) {
  [data-theme="light"] .form-group input::placeholder,
  [data-theme="light"] .form-group textarea::placeholder,
  [data-theme="light"] #markdown-editor::placeholder {
    color: rgba(229, 231, 235, 0.85);
    opacity: 1;
  }
}

/* Админ-фильтры: селекты в шапке разделов */
.admin-select {
  -webkit-text-fill-color: var(--text-color);
  caret-color: var(--text-color);
  -webkit-appearance: none;
  appearance: none;
}

:root .admin-select {
  color: #111827;
  -webkit-text-fill-color: #111827;
  caret-color: #111827;
}

[data-theme="dark"] .admin-select {
  color: #e5e7eb;
  -webkit-text-fill-color: #e5e7eb;
  caret-color: #e5e7eb;
}

/* Общие селекты (например, #category-dropdown) — iOS фиксы */
select {
  -webkit-text-fill-color: var(--text-color);
  caret-color: var(--text-color);
}

:root select {
  color: #111827;
  -webkit-text-fill-color: #111827;
  caret-color: #111827;
}

[data-theme="dark"] select {
  color: #e5e7eb;
  -webkit-text-fill-color: #e5e7eb;
  caret-color: #e5e7eb;
}

/* Цвет текста при автозаполнении на iOS/Safari */
.form-group input:-webkit-autofill,
.form-group select:-webkit-autofill,
.form-group textarea:-webkit-autofill {
  -webkit-text-fill-color: inherit;
  box-shadow: 0 0 0px 1000px var(--glass-bg) inset;
  background-clip: padding-box;
}

/* Автозаполнение для админ-селектов и редактора */
.admin-select:-webkit-autofill,
#markdown-editor:-webkit-autofill {
  -webkit-text-fill-color: inherit;
  box-shadow: 0 0 0px 1000px var(--glass-bg) inset;
  background-clip: padding-box;
}

/* Модальные окна */
.modal-content.large {
  max-width: 600px;
  width: 90%;
}

/* Блок ввода ФИО после сдачи — респонсив */
#fio-block {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-width: 100%;
}

#fio-block input {
  display: block;
  width: 100%;
  max-width: 100%;
  min-width: 0;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  padding: 12px 16px;
  color: var(--text-color);
  box-sizing: border-box;
}

/* Переопределяем admin-select внутри FIO-блока, чтобы не было min-width */
#fio-block .admin-select {
  width: 100% !important;
  min-width: 0 !important;
  box-sizing: border-box;
}

#fio-block .btn {
  width: 100%;
  justify-content: center;
  text-align: center;
  align-items: center;
  display: inline-flex;
  max-width: 100%;
}

/* На очень узких экранах убираем внешние отступы у контейнера результата */
@media (max-width: 480px) {
  #quiz-result .result-card {
    padding-left: 12px;
    padding-right: 12px;
  }
}

/* Мобильные стили для админки */
@media (max-width: 768px) {
  body.admin-mode #admin-page {
    padding-top: 16px;
  }
  .admin-header {
    padding: 20px;
    margin-bottom: 20px;
  }
  
  .admin-header-top {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
    margin-bottom: 16px;
  }
  
  .admin-header h1 {
    font-size: 24px;
    margin: 0;
  }
  
  .admin-nav {
    gap: 8px;
  }
  
  .admin-nav-btn {
    padding: 10px 16px;
    font-size: 14px;
  }
  
  .admin-section {
    padding: 20px;
  }
  
  .admin-section-header {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
  }
  
  .admin-filters {
    flex-direction: column;
    align-items: stretch;
  }
  
  .admin-select {
    min-width: auto;
    width: 100%;
  }
  
  .guide-editor-content {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  
  .stats-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  
  .stat-card {
    padding: 20px;
  }
  
  .modal-content.large {
    max-width: 95%;
    width: 95%;
  }
  
  /* Плавающая кнопка на мобильных */
  .admin-float-btn {
    bottom: 16px;
    right: 16px;
  }
  
  .admin-float-button {
    width: 56px;
    height: 56px;
  }
  
  .admin-float-icon {
    font-size: 22px;
  }
}

/* === Финальные overrides для светлой темы на тёмном стекле (внизу файла — максимальный приоритет) === */
[data-theme="light"] .form-group input,
[data-theme="light"] .form-group select,
[data-theme="light"] .form-group textarea,
[data-theme="light"] .admin-select,
[data-theme="light"] #markdown-editor,
[data-theme="light"] select {
  color: #ffffff !important;
  -webkit-text-fill-color: #ffffff !important;
  caret-color: #ffffff !important;
}

[data-theme="light"] .form-group input::placeholder,
[data-theme="light"] .form-group textarea::placeholder,
[data-theme="light"] #markdown-editor::placeholder {
  color: rgba(229, 231, 235, 0.85) !important;
  opacity: 1 !important;
}

@supports (-webkit-touch-callout: none) {
  [data-theme="light"] .form-group input,
  [data-theme="light"] .form-group select,
  [data-theme="light"] .form-group textarea,
  [data-theme="light"] .admin-select,
  [data-theme="light"] #markdown-editor,
  [data-theme="light"] select {
    -webkit-text-fill-color: #ffffff !important;
    caret-color: #ffffff !important;
  }
  [data-theme="light"] .form-group input::placeholder,
  [data-theme="light"] .form-group textarea::placeholder,
  [data-theme="light"] #markdown-editor::placeholder {
    color: rgba(229, 231, 235, 0.85) !important;
    opacity: 1 !important;
  }
}

/* Применяем «главный» стеклянный стиль ко всем страницам в светлой теме (всех браузеров) */
[data-theme="light"] header,
[data-theme="light"] .main-nav,
[data-theme="light"] .category-card,
[data-theme="light"] .card,
[data-theme="light"] .skeleton,
[data-theme="light"] .tool,
[data-theme="light"] .tool-details-card,
[data-theme="light"] .modal-overlay,
[data-theme="light"] .modal-content,
[data-theme="light"] .question-card,
[data-theme="light"] .result-card,
[data-theme="light"] .admin-header,
[data-theme="light"] .admin-nav-btn,
[data-theme="light"] .admin-section,
[data-theme="light"] .admin-item,
[data-theme="light"] .admin-select,
[data-theme="light"] #markdown-editor,
[data-theme="light"] .markdown-preview,
[data-theme="light"] .stat-card,
[data-theme="light"] .form-group input,
[data-theme="light"] .form-group select,
[data-theme="light"] .form-group textarea,
[data-theme="light"] .btn,
[data-theme="light"] .btn-secondary,
[data-theme="light"] .btn-favorite-counter,
[data-theme="light"] .back-btn,
[data-theme="light"] .category-overlay {
  backdrop-filter: saturate(160%) blur(12px);
  -webkit-backdrop-filter: saturate(160%) blur(12px);
  background-color: color-mix(in srgb, var(--glass-bg) 82%, rgba(30, 58, 138, 0.45));
  border-color: color-mix(in srgb, var(--glass-border) 80%, rgba(30, 64, 175, 0.5));
}

/* iOS Safari: усиление контраста стекла после обновлений iOS */
@supports (-webkit-touch-callout: none) {
  :root {
    /* Светлая тема iOS — без серого, сине-фиолетовый тон */
    --glass-bg: rgba(30, 58, 138, 0.16);
    --glass-border: rgba(191, 219, 254, 0.3);
    --glass-bg-hover: rgba(30, 58, 138, 0.24);
    --secondary-bg: rgba(30, 64, 175, 0.14);
  }

  /* Явно привязываем значения к атрибуту темы, чтобы Safari пересчитал переменные при переключении */
  [data-theme="light"] {
    --glass-bg: rgba(30, 58, 138, 0.16);
    --glass-border: rgba(191, 219, 254, 0.3);
    --glass-bg-hover: rgba(30, 58, 138, 0.24);
    --secondary-bg: rgba(30, 64, 175, 0.14);
  }

  [data-theme="dark"] {
    /* Тёмная тема — увеличиваем плотность и глубину */
    --glass-bg: rgba(15, 23, 42, 0.52);
    --glass-border: rgba(96, 165, 250, 0.22);
    --glass-bg-hover: rgba(15, 23, 42, 0.64);
    --secondary-bg: rgba(15, 23, 42, 0.4);
  }

  /* Добавляем насыщенность к блюру, чтобы избежать «вымывания» на iOS */
  header,
  .main-nav,
  .category-card,
  .card,
  .skeleton,
  .tool,
  .tool-details-card,
  .modal-overlay,
  .modal-content,
  .question-card,
  .result-card,
  .admin-header,
  .admin-nav-btn,
  .admin-section,
  .admin-item,
  .admin-select,
  #markdown-editor,
  .markdown-preview,
  .stat-card,
  .form-group input,
  .form-group select,
  .form-group textarea,
  .btn,
  .btn-secondary,
  .btn-favorite-counter,
  .back-btn,
  .category-overlay {
    backdrop-filter: saturate(120%) blur(18px);
    -webkit-backdrop-filter: saturate(120%) blur(18px);
    background-color: color-mix(in srgb, var(--glass-bg) 65%, rgba(15, 23, 42, 0.25));
    border-color: color-mix(in srgb, var(--glass-border) 65%, rgba(15, 23, 42, 0.3));
  }
}

/* Пользователи с повышенным контрастом — делаем стекло ещё плотнее */
@media (prefers-contrast: more) {
  :root {
    --glass-bg: rgba(255, 255, 255, 0.24);
    --glass-border: rgba(255, 255, 255, 0.32);
    --glass-bg-hover: rgba(255, 255, 255, 0.3);
  }

  [data-theme="dark"] {
    --glass-bg: rgba(255, 255, 255, 0.12);
    --glass-border: rgba(255, 255, 255, 0.2);
    --glass-bg-hover: rgba(255, 255, 255, 0.16);
  }
}