/* ============================================
   ColorPost Manager - Modern Design System
   ============================================ */

:root {
    /* Цветовая палитра */
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    --secondary: #8b5cf6;
    --accent: #ec4899;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --info: #3b82f6;
    
    /* Нейтральные цвета */
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-tertiary: #334155;
    --bg-card: #ffffff;
    --bg-surface: #f8fafc;
    --bg-hover: #f1f5f9;
    
    /* Текст */
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-tertiary: #64748b;
    --text-inverse: #ffffff;
    
    /* Границы и тени */
    --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), 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-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    
    /* Радиусы */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    
    /* Переходы */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* ============================================
   Базовые стили
   ============================================ */

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    background-attachment: fixed;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ============================================
   Навигация
   ============================================ */

.navbar {
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-lg);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
}

.nav-brand h1 {
    font-size: 1.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.02em;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    transition: transform var(--transition-base);
}

.mobile-menu-toggle:hover {
    transform: scale(1.1);
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--text-inverse);
    border-radius: 2px;
    transition: all var(--transition-base);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 0.5rem;
    align-items: center;
    flex-wrap: wrap;
}

.nav-menu li {
    position: relative;
    z-index: 1;
    flex-shrink: 0;
}

.nav-menu a {
    color: var(--text-inverse);
    text-decoration: none;
    padding: 0.625rem 0.875rem;
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
    font-weight: 500;
    position: relative;
    display: block;
    z-index: 2;
    pointer-events: auto;
    min-width: fit-content;
}

.nav-menu a::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: left var(--transition-slow);
    z-index: -1;
    pointer-events: none;
}

.nav-menu a:hover::before {
    left: 100%;
}

.nav-menu a:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

.nav-user {
    margin-left: auto;
}

.user-link {
    color: var(--success) !important;
    font-weight: 600;
}

/* ============================================
   Основной контент
   ============================================ */

.main-content {
    min-height: calc(100vh - 140px);
    padding: 2rem 0;
}

/* ============================================
   Приветственная секция
   ============================================ */

.welcome-section {
    text-align: center;
    padding: 4rem 2rem;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-2xl);
    margin-bottom: 2rem;
    box-shadow: var(--shadow-2xl);
    border: 1px solid rgba(255, 255, 255, 0.2);
    animation: fadeInUp 0.6s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.welcome-section h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 800;
    letter-spacing: -0.02em;
}

.welcome-section p {
    font-size: 1.25rem;
    color: var(--text-secondary);
    font-weight: 500;
}

/* ============================================
   Сетка функций
   ============================================ */

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.feature-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 2rem;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
    animation: fadeInUp 0.6s ease-out backwards;
}

.feature-card:nth-child(1) { animation-delay: 0.1s; }
.feature-card:nth-child(2) { animation-delay: 0.2s; }
.feature-card:nth-child(3) { animation-delay: 0.3s; }
.feature-card:nth-child(4) { animation-delay: 0.4s; }

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #667eea 0%, #764ba2 100%);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-base);
}

.feature-card:hover::before {
    transform: scaleX(1);
}

.feature-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: var(--shadow-2xl);
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
    font-weight: 700;
}

.feature-card p {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ============================================
   Футер
   ============================================ */

.footer {
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(20px);
    color: var(--text-inverse);
    text-align: center;
    padding: 2rem 0;
    margin-top: 3rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* ============================================
   Заголовки страниц
   ============================================ */

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 2rem;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 2rem;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    border: 1px solid rgba(255, 255, 255, 0.2);
    animation: fadeInUp 0.4s ease-out;
    flex-wrap: wrap;
}

.page-header > h2 {
    flex: 1;
    min-width: 200px;
}

.page-header h2 {
    margin: 0;
    font-size: 2rem;
    font-weight: 800;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.02em;
}

.header-actions {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
    align-items: center;
    flex-shrink: 0;
}

.header-actions .btn {
    flex-shrink: 0;
    position: relative;
    z-index: 1;
}

/* ============================================
   Кнопки
   ============================================ */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-md);
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: all var(--transition-base);
    border: none;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    white-space: nowrap;
    flex-shrink: 0;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.4s ease-out, height 0.4s ease-out;
    pointer-events: none;
}

.btn:hover::before {
    width: 200px;
    height: 200px;
}

.btn:active {
    transform: scale(0.98);
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.btn-primary:hover {
    box-shadow: var(--shadow-xl);
    transform: translateY(-2px);
}

.btn-secondary {
    background: var(--bg-tertiary);
    color: white;
}

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

.btn-success {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
}

.btn-success:hover {
    box-shadow: var(--shadow-xl);
    transform: translateY(-2px);
}

.btn-edit {
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    color: white;
}

.btn-edit:hover {
    box-shadow: var(--shadow-xl);
    transform: translateY(-2px);
}

.btn-danger {
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
    color: white;
}

.btn-danger:hover {
    box-shadow: var(--shadow-xl);
    transform: translateY(-2px);
}

.btn-link {
    background: transparent;
    color: var(--text-inverse);
    padding: 0.5rem 1rem;
    border: none;
    cursor: pointer;
    text-decoration: none;
    box-shadow: none;
}

.btn-link:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: none;
}

.btn-small {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    margin-right: 0.5rem;
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    margin-right: 0.5rem;
}

.btn-view {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
}

.btn-view:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

/* ============================================
   Формы
   ============================================ */

.form-section {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 2.5rem;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    border: 1px solid rgba(255, 255, 255, 0.2);
    animation: fadeInUp 0.4s ease-out;
}

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

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.95rem;
}

.form-control {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 1rem;
    transition: all var(--transition-base);
    background: white;
    font-family: inherit;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
    transform: translateY(-1px);
}

.form-text {
    display: block;
    margin-top: 0.5rem;
    font-size: 0.875rem;
    color: var(--text-tertiary);
}

.form-actions {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 2px solid var(--border-color);
}

/* ============================================
   Таблицы
   ============================================ */

.table-section {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 2rem;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    border: 1px solid rgba(255, 255, 255, 0.2);
    overflow-x: auto;
    animation: fadeInUp 0.4s ease-out;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1rem;
}

.data-table th,
.data-table td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.data-table th {
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    font-weight: 700;
    color: var(--text-primary);
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.05em;
}

.data-table tr {
    transition: all var(--transition-fast);
}

.data-table tr:hover {
    background: var(--bg-hover);
    transform: scale(1.01);
}

.data-table .actions {
    white-space: nowrap;
}

/* ============================================
   Поиск
   ============================================ */

.search-section {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 1.5rem;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    border: 1px solid rgba(255, 255, 255, 0.2);
    margin-bottom: 1.5rem;
    animation: fadeInUp 0.4s ease-out;
}

.search-form {
    display: flex;
    gap: 1rem;
    align-items: center;
    flex-wrap: wrap;
}

.search-input {
    flex: 1;
    padding: 0.875rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 1rem;
    transition: all var(--transition-base);
    background: white;
}

.search-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.category-filter {
    min-width: 200px;
    padding: 0.875rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 1rem;
    background: white;
    transition: all var(--transition-base);
}

.category-filter:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

/* ============================================
   Алерты
   ============================================ */

.alert {
    padding: 1rem 1.5rem;
    border-radius: var(--radius-md);
    margin-bottom: 1.5rem;
    border-left: 4px solid;
    animation: slideInRight 0.3s ease-out;
    box-shadow: var(--shadow-md);
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.alert-success {
    background: rgba(16, 185, 129, 0.1);
    color: #065f46;
    border-color: var(--success);
}

.alert-error {
    background: rgba(239, 68, 68, 0.1);
    color: #991b1b;
    border-color: var(--danger);
}

.alert-info {
    background: rgba(59, 130, 246, 0.1);
    color: #1e40af;
    border-color: var(--info);
}

.alert-warning {
    background: rgba(245, 158, 11, 0.1);
    color: #92400e;
    border-color: var(--warning);
}

/* ============================================
   Профиль пользователя
   ============================================ */

.profile-container {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.profile-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 2.5rem;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    border: 1px solid rgba(255, 255, 255, 0.2);
    animation: fadeInUp 0.4s ease-out;
}

.profile-header {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding-bottom: 2rem;
    margin-bottom: 2rem;
    border-bottom: 2px solid var(--border-color);
}

.profile-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
    flex-shrink: 0;
}

.avatar-icon {
    font-size: 2.5rem;
}

.profile-title h3 {
    margin: 0;
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--text-primary);
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.profile-subtitle {
    margin: 0.25rem 0 0 0;
    color: var(--text-secondary);
    font-size: 1rem;
    font-weight: 500;
}

.profile-info-section,
.token-section {
    margin-bottom: 2rem;
}

.section-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid var(--border-color);
}

.section-description {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.info-item {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.info-label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.info-value {
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-primary);
}

/* Бейджи */
.badge {
    display: inline-block;
    padding: 0.375rem 0.75rem;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.badge-success {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
}

.badge-danger {
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
    color: white;
}

.badge-info {
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    color: white;
}

/* Токен */
.token-section {
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    padding: 1.5rem;
    border-radius: var(--radius-lg);
    border: 2px solid var(--border-color);
}

.token-display {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    background: white;
    padding: 1rem;
    border-radius: var(--radius-md);
    border: 2px solid var(--border-color);
    margin-bottom: 1rem;
    position: relative;
}

.token-code {
    flex: 1;
    font-family: 'Courier New', monospace;
    font-size: 0.9rem;
    word-break: break-all;
    color: var(--text-primary);
    margin: 0;
    padding: 0;
    background: transparent;
}

.btn-copy-token {
    background: var(--bg-tertiary);
    color: white;
    border: none;
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius-md);
    cursor: pointer;
    font-size: 1rem;
    transition: all var(--transition-base);
    flex-shrink: 0;
}

.btn-copy-token:hover {
    background: var(--bg-secondary);
    transform: scale(1.1);
}

.token-hint {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin: 0;
    line-height: 1.6;
}

.token-link {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
    transition: color var(--transition-base);
}

.token-link:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

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

.profile-actions {
    display: flex;
    justify-content: center;
    padding-top: 1.5rem;
    margin-top: 1.5rem;
    border-top: 2px solid var(--border-color);
}

/* ============================================
   Детали товара
   ============================================ */

.product-details {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 2.5rem;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    border: 1px solid rgba(255, 255, 255, 0.2);
    animation: fadeInUp 0.4s ease-out;
}

.detail-container {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 2.5rem;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    border: 1px solid rgba(255, 255, 255, 0.2);
    animation: fadeInUp 0.4s ease-out;
}

.detail-section {
    margin-bottom: 2rem;
}

.detail-section:last-child {
    margin-bottom: 0;
}

.detail-section h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid var(--border-color);
}

.detail-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1rem;
}

.detail-table th,
.detail-table td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.detail-table th {
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    font-weight: 700;
    color: var(--text-primary);
    width: 200px;
    vertical-align: top;
}

.detail-table td {
    color: var(--text-primary);
    font-weight: 500;
}

.detail-table tr:last-child th,
.detail-table tr:last-child td {
    border-bottom: none;
}

.detail-list {
    display: grid;
    grid-template-columns: 180px 1fr;
    gap: 1.5rem;
    margin-top: 1rem;
}

.detail-list dt {
    font-weight: 700;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.detail-list dd {
    margin: 0;
    color: var(--text-primary);
    font-weight: 500;
}

/* ============================================
   Пустое состояние
   ============================================ */

.empty-state {
    text-align: center;
    padding: 4rem 2rem;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    border: 1px solid rgba(255, 255, 255, 0.2);
    animation: fadeInUp 0.4s ease-out;
}

.empty-state p {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    font-weight: 500;
}

/* ============================================
   Пагинация
   ============================================ */

.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    margin-top: 2rem;
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.page-info {
    color: var(--text-secondary);
    font-weight: 500;
}

/* ============================================
   Адаптивность для мобильных устройств
   ============================================ */

@media (max-width: 768px) {
    .container {
        padding: 0 16px;
    }
    
    .nav-brand h1 {
        font-size: 1.25rem;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: rgba(15, 23, 42, 0.95);
        backdrop-filter: blur(20px);
        flex-direction: column;
        gap: 0;
        padding: 0;
        max-height: 0;
        overflow: hidden;
        transition: max-height var(--transition-base);
        box-shadow: var(--shadow-xl);
        border-top: 1px solid rgba(255, 255, 255, 0.1);
    }
    
    .nav-menu.active {
        max-height: 500px;
        padding: 1rem 0;
    }
    
    .nav-menu li {
        width: 100%;
    }
    
    .nav-menu a {
        padding: 1rem 1.5rem;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }
    
    .main-content {
        padding: 1rem 0;
    }
    
    .welcome-section {
        padding: 2rem 1.5rem;
    }
    
    .welcome-section h2 {
        font-size: 1.75rem;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .page-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
        padding: 1.5rem;
    }
    
    .page-header h2 {
        font-size: 1.5rem;
    }
    
    .header-actions {
        width: 100%;
        flex-direction: column;
    }
    
    .header-actions .btn {
        width: 100%;
        text-align: center;
    }
    
    .form-section {
        padding: 1.5rem;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .form-actions {
        flex-direction: column;
    }
    
    .form-actions .btn {
        width: 100%;
    }
    
    .search-form {
        flex-direction: column;
    }
    
    .search-input,
    .category-filter {
        width: 100%;
        min-width: auto;
    }
    
    .table-section {
        padding: 1rem;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
    
    .data-table {
        min-width: 600px;
        font-size: 0.9rem;
    }
    
    .data-table th,
    .data-table td {
        padding: 0.75rem;
    }
    
    .data-table .actions {
        display: flex;
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .data-table .btn-small {
        width: 100%;
        margin: 0;
    }
    
    .detail-list {
        grid-template-columns: 1fr;
        gap: 0.75rem;
    }
    
    .detail-list dt {
        margin-bottom: 0.25rem;
        font-size: 0.9rem;
    }
    
    .detail-list dd {
        margin-bottom: 1rem;
    }
    
    .btn {
        padding: 0.875rem 1.25rem;
        font-size: 0.95rem;
    }
    
    .product-details {
        padding: 1.5rem;
    }
    
    .pagination {
        flex-direction: column;
        gap: 0.75rem;
    }
    
    .pagination .btn {
        width: 100%;
    }
    
    /* Профиль */
    .profile-card {
        padding: 1.5rem;
    }
    
    .profile-header {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }
    
    .profile-avatar {
        width: 64px;
        height: 64px;
    }
    
    .avatar-icon {
        font-size: 2rem;
    }
    
    .profile-title h3 {
        font-size: 1.5rem;
    }
    
    .info-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .token-display {
        flex-direction: column;
        align-items: stretch;
    }
    
    .btn-copy-token {
        width: 100%;
        text-align: center;
    }
}

/* ============================================
   Адаптивность для очень маленьких экранов
   ============================================ */

@media (max-width: 480px) {
    .nav-brand h1 {
        font-size: 1.1rem;
    }
    
    .welcome-section h2 {
        font-size: 1.5rem;
    }
    
    .page-header h2 {
        font-size: 1.25rem;
    }
    
    .form-section {
        padding: 1rem;
    }
    
    .table-section {
        padding: 0.75rem;
    }
    
    .data-table {
        font-size: 0.85rem;
    }
    
    .btn {
        padding: 0.75rem 1rem;
        font-size: 0.9rem;
    }
}