/* Современные стили в стиле uppacode.com */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Современная цветовая палитра */
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #a5b4fc;
    --secondary: #64748b;
    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;
    --info: #3b82f6;
    
    /* Нейтральные цвета */
    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --gray-900: #0f172a;
    
    /* Фоновые цвета */
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-tertiary: #f1f5f9;
    --bg-overlay: rgba(15, 23, 42, 0.1);
    
    /* Текстовые цвета */
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-tertiary: #64748b;
    --text-inverse: #ffffff;
    
    /* Границы */
    --border-light: #e2e8f0;
    --border-medium: #cbd5e1;
    --border-dark: #94a3b8;
    
    /* Тени */
    --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);
    
    /* Радиусы */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    
    /* Шрифты */
    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
    --font-mono: 'SF Mono', Monaco, 'Cascadia Code', 'Roboto Mono', Consolas, 'Courier New', monospace;
    
    /* Переходы */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 200ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* Базовые стили */
body {
    font-family: var(--font-sans);
    background: var(--bg-secondary);
    color: var(--text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Контейнер */
.container {
    position: relative;
    min-height: 100vh;
    width: 100%;
}

/* Основной контент */
.main-content {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    min-height: 100vh;
    height: auto;
    background: var(--bg-secondary);
    z-index: 10;
    opacity: 1 !important;
    overflow-y: auto;
    overflow-x: hidden;
}

.main-content.hidden {
    opacity: 0;
    pointer-events: none;
}

/* Скрытые элементы */
.hidden {
    display: none !important;
}

/* Исключения для основного контента - полное скрытие */
.main-content.hidden {
    display: none !important;
}

.login-container.hidden {
    display: none !important;
}

/* Форма входа */
.login-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-secondary);
    padding: 2rem;
    z-index: 20;
    opacity: 1;
    transition: opacity var(--transition-normal);
}

.login-container.hidden {
    opacity: 0;
    pointer-events: none;
}

.login-card {
    background: var(--bg-primary);
    border-radius: var(--radius-2xl);
    padding: 3rem;
    box-shadow: var(--shadow-xl);
    width: 100%;
    max-width: 400px;
    text-align: center;
    border: 1px solid var(--border-light);
}

.login-card h2 {
    font-size: 1.875rem;
    font-weight: 700;
    margin-bottom: 2rem;
    color: var(--text-primary);
}

.login-card .input-group {
    margin-bottom: 1.5rem;
    text-align: left;
}

.login-card .btn {
    margin-top: 1rem;
    padding: 0.75rem 2rem;
}

.auth-error {
    color: var(--error);
    font-size: 0.875rem;
    margin-top: 1rem;
}

/* Главная навигация */
.nav-header {
    text-align: center;
    padding: 2rem;
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-light);
    margin-bottom: 2rem;
    position: relative;
}

.nav-header h1 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.nav-header p {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.logout-btn {
    position: absolute;
    top: 1rem;
    right: 1rem;
    color: var(--text-secondary);
    border-color: var(--border-medium);
}

.logout-btn:hover {
    color: var(--text-primary);
    border-color: var(--primary);
}

.nav-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    padding: 0 2rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.nav-card {
    background: var(--bg-primary);
    border-radius: var(--radius-xl);
    padding: 2rem;
    box-shadow: var(--shadow-md);
    cursor: pointer;
    transition: all var(--transition-normal);
    border: 1px solid var(--border-light);
    position: relative;
    overflow: hidden;
}

.nav-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--primary-light));
    transform: scaleX(0);
    transition: transform var(--transition-normal);
}

.nav-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

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

.nav-card-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    color: var(--text-inverse);
}

.nav-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.nav-card p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.nav-card-arrow {
    position: absolute;
    bottom: 1.5rem;
    right: 1.5rem;
    font-size: 1.5rem;
    color: var(--primary);
    transition: transform var(--transition-normal);
}

.nav-card:hover .nav-card-arrow {
    transform: translateX(4px);
}

/* Заголовки секций */
.section-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 2rem;
    background: rgba(248, 250, 252, 0.95);
    border-bottom: 1px solid var(--border-light);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    width: 100%;
    z-index: 100;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    height: 4rem;
    box-sizing: border-box;
}

.section-header h2 {
    font-size: 1.875rem;
    font-weight: 700;
    color: var(--text-primary);
}

.app-header-info {
    flex: 1;
}

.app-meta {
    display: flex;
    gap: 1rem;
    margin-top: 0.5rem;
    font-size: 0.875rem;
}

.app-id {
    color: var(--text-secondary);
}

.app-id code {
    background: var(--bg-tertiary);
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-sm);
    font-family: var(--font-mono);
}

.app-domain {
    color: var(--success);
    font-weight: 500;
}

/* Современные вкладки */
.modern-tabs {
    display: flex;
    gap: 0.5rem;
    padding: 0.75rem 2rem;
    background: rgba(248, 250, 252, 0.95);
    box-shadow: var(--shadow-sm);
    overflow-x: auto;
    position: fixed;
    top: 4rem;
    left: 0;
    right: 0;
    width: 100%;
    z-index: 90;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-light);
    height: 3.5rem;
    box-sizing: border-box;
}

.tab-button {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 1.5rem;
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
    border-radius: var(--radius-md);
    white-space: nowrap;
    position: relative;
}

.tab-button:hover {
    color: var(--primary);
    background: var(--bg-tertiary);
}

.tab-button.active {
    color: var(--primary);
    background: var(--primary-light);
    background: linear-gradient(135deg, var(--primary-light), rgba(99, 102, 241, 0.1));
}

.tab-button.active::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 50%;
    transform: translateX(-50%);
    width: 80%;
    height: 2px;
    background: var(--primary);
    border-radius: 1px;
}

/* Секции */
.section {
    padding: 12rem 2rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

/* Контент вкладок с отступом для фиксированных элементов */
.tab-content .section {
    padding-top: 11rem !important;
}

/* Все секции с отступом для фиксированного заголовка */
#applications-section .section,
#domains-section .section {
    padding-top: 8rem !important;
}

/* Первая карточка в каждой вкладке */
.tab-content .modern-card:first-child,
.section .modern-card:first-child {
    margin-top: 0 !important;
}

/* Современные карточки */
.modern-card {
    background: var(--bg-primary);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-light);
    margin-bottom: 2rem;
    overflow: hidden;
    transition: all var(--transition-normal);
}

.modern-card:hover {
    box-shadow: var(--shadow-lg);
}

.card-header {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 2rem;
    border-bottom: 1px solid var(--border-light);
    position: relative;
}

.card-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-inverse);
    flex-shrink: 0;
}

.card-header h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
    color: var(--text-primary);
}

.card-header p {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.card-actions {
    margin-left: auto;
    display: flex;
    gap: 0.5rem;
}

/* Современные формы */
.modern-form {
    padding: 2rem;
}

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

.input-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.input-group label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
}

.input-group input,
.input-group select {
    padding: 0.75rem 1rem;
    border: 1px solid var(--border-medium);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    transition: all var(--transition-fast);
    background: var(--bg-primary);
    color: var(--text-primary);
}

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

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

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.875rem;
    color: var(--text-primary);
    cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
    display: none;
}

.checkbox-custom {
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-medium);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
    position: relative;
}

.checkbox-label input[type="checkbox"]:checked + .checkbox-custom {
    background: var(--primary);
    border-color: var(--primary);
}

.checkbox-label input[type="checkbox"]:checked + .checkbox-custom::after {
    content: '✓';
    color: var(--text-inverse);
    font-size: 12px;
    font-weight: bold;
}

/* Кнопки */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: var(--text-inverse);
    box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-ghost {
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border-medium);
}

.btn-ghost:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.btn-outline {
    background: var(--bg-primary);
    color: var(--primary);
    border: 1px solid var(--primary);
}

.btn-outline:hover {
    background: var(--primary);
    color: var(--text-inverse);
}

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

.btn-danger {
    background: var(--error);
    color: var(--text-inverse);
}

.btn-small {
    padding: 0.5rem 1rem;
    font-size: 0.75rem;
}

/* Таблицы */
table {
    width: 100%;
    border-collapse: collapse;
}

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

th {
    font-weight: 600;
    color: var(--text-primary);
    background: var(--bg-tertiary);
    font-size: 0.875rem;
}

td {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

tr:hover {
    background: var(--bg-tertiary);
}

/* Загрузка */
.loading {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding: 2rem;
    color: var(--text-secondary);
}

.loading-spinner {
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-light);
    border-top: 2px solid var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Статусы */
.domain-status {
    display: inline-block;
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 500;
    white-space: nowrap;
}

.domain-status.active {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success);
}

.domain-status.pending {
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning);
}

.domain-status.error {
    background: rgba(239, 68, 68, 0.1);
    color: var(--error);
}

.domain-status.wrong_ip {
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning);
}

.domain-status.none {
    background: rgba(100, 116, 139, 0.1);
    color: var(--secondary);
}

.domain-status.otp {
    background: rgba(59, 130, 246, 0.1);
    color: var(--info);
}

.domain-status.redirect {
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning);
}

.domain-status.block {
    background: rgba(239, 68, 68, 0.1);
    color: var(--error);
}

/* Статистика */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
    margin: 2rem;
}

.stat-card {
    background: var(--bg-tertiary);
    padding: 1.5rem;
    border-radius: var(--radius-lg);
    text-align: center;
    border: 1px solid var(--border-light);
    transition: all var(--transition-fast);
}

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

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.response-types,
.top-countries {
    margin: 2rem;
    padding: 1.5rem;
    background: var(--bg-tertiary);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-light);
}

.response-types h4,
.top-countries h4 {
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.response-type-item,
.country-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border-light);
}

.response-type-item:last-child,
.country-item:last-child {
    border-bottom: none;
}

.count {
    font-weight: 600;
    color: var(--text-primary);
}

/* Пагинация */
.pagination {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 2rem;
    padding: 1rem 0;
}

.pagination-buttons {
    display: flex;
    gap: 0.5rem;
}

/* Убираем псевдоэлементы из статусов доменов */
.domain-status::before,
.domain-status::after {
    display: none !important;
}

.domain-status span::before,
.domain-status span::after {
    display: none !important;
}

/* Информация о сервере */
.server-info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    padding: 2rem;
}

.info-item {
    background: var(--bg-tertiary);
    padding: 1.5rem;
    border-radius: var(--radius-lg);
    text-align: center;
}

.info-item strong {
    display: block;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.5rem;
}

.info-item span {
    font-family: var(--font-mono);
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
}

/* DNS настройка с отступами */
.server-info-grid + p {
    background: var(--bg-tertiary);
    padding: 1rem 1.5rem;
    border-radius: var(--radius-lg);
    margin: 1.5rem 2rem;
    border-left: 4px solid var(--primary);
    font-weight: 500;
}

.server-info-grid + p code {
    background: var(--bg-primary);
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius-sm);
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--primary);
    font-weight: 600;
}

/* Уведомления */
.notification {
    position: fixed;
    top: 2rem;
    right: 2rem;
    padding: 1rem 1.5rem;
    border-radius: var(--radius-lg);
    color: var(--text-inverse);
    font-weight: 500;
    z-index: 1000;
    max-width: 400px;
    box-shadow: var(--shadow-lg);
    animation: slideIn 0.3s ease-out;
}

@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

.notification-success {
    background: var(--success);
}

.notification-error {
    background: var(--error);
}

.notification-info {
    background: var(--info);
}

/* Адаптивность */
@media (max-width: 768px) {
    .nav-grid {
        grid-template-columns: 1fr;
        padding: 0 1rem 1rem;
    }
    
    .section {
        padding: 0 1rem 1rem;
    }
    
    .section-header {
        padding: 1.5rem 1rem 1rem;
    }
    
    .modern-tabs {
        padding: 1rem;
        top: 4.5rem;
    }
    
    .tab-content {
        padding-top: 10rem;
    }
    
    #app-management .section {
        padding-top: 10rem;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .card-header {
        flex-direction: column;
        text-align: center;
    }
    
    .card-actions {
        margin-left: 0;
        margin-top: 1rem;
    }
}

/* Скрытие содержимого вкладок */
.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

/* Пустые состояния */
.empty {
    text-align: center;
    padding: 3rem 2rem;
    color: var(--text-secondary);
}

.empty::before {
    content: '📭';
    display: block;
    font-size: 3rem;
    margin-bottom: 1rem;
}

/* Ошибки */
.error {
    text-align: center;
    padding: 3rem 2rem;
    color: var(--error);
}

.error::before {
    content: '⚠️';
    display: block;
    font-size: 3rem;
    margin-bottom: 1rem;
}

/* DNS информация */
.dns-info {
    font-size: 0.75rem;
    color: var(--text-tertiary);
    margin-top: 0.25rem;
}

/* Бейджи */
.badge {
    display: inline-block;
    padding: 0.25rem 0.5rem;
    background: var(--primary);
    color: var(--text-inverse);
    border-radius: var(--radius-md);
    font-size: 0.75rem;
    font-weight: 500;
    margin-left: 0.5rem;
}

/* Код */
code {
    background: var(--bg-tertiary);
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-sm);
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--text-primary);
}

/* Кнопка тестирования API */
.test-api-button {
    margin-top: 1.5rem;
}

/* Стили для политики конфиденциальности */
.input-group textarea {
    padding: 1rem;
    border: 1px solid var(--border-medium);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-family: var(--font-sans);
    line-height: 1.5;
    resize: vertical;
    min-height: 300px;
    transition: all var(--transition-fast);
    background: var(--bg-primary);
    color: var(--text-primary);
}

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

.privacy-actions {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
    flex-wrap: wrap;
}

.privacy-domain-info {
    padding: 1rem 2rem;
    background: var(--bg-tertiary);
    border-radius: var(--radius-lg);
    margin-bottom: 1rem;
}

.privacy-warning {
    margin: 1.5rem 2rem 1rem 2rem;
    padding: 1.5rem;
    background: rgba(239, 68, 68, 0.05);
    border: 1px solid rgba(239, 68, 68, 0.2);
    border-left: 4px solid var(--error);
}

.privacy-url {
    font-family: var(--font-mono);
    background: var(--bg-primary);
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-light);
    color: var(--primary);
    font-weight: 500;
    display: inline-block;
    margin-top: 0.5rem;
}