/* Современный дизайн для KENO анализ сайта */

/* Импорт современных шрифтов */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

/* CSS переменные для цветовой схемы */
:root {
    /* Основные цвета */
    --primary-color: #4f46e5;
    --primary-hover: #3730a3;
    --secondary-color: #e5e7eb;
    --accent-color: #059669;
    --accent-hover: #047857;
    
    /* Цвета фона */
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-dark: #1e293b;
    --bg-darker: #0f172a;
    
    /* Цвета текста */
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-light: #64748b;
    --text-white: #ffffff;
    
    /* Цвета состояний */
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --error-color: #ef4444;
    --info-color: #3b82f6;
    
    /* Тени */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    
    /* Радиусы */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-full: 9999px;
    
    /* Отступы и размеры */
    --spacing-xs: 0.5rem;
    --spacing-sm: 0.75rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    
    /* Анимации */
    --transition-fast: 0.15s ease-in-out;
    --transition-normal: 0.3s ease-in-out;
    --transition-slow: 0.5s ease-in-out;
}

/* Тёмная тема */
[data-theme="dark"] {
    --bg-primary: #1f2937;
    --bg-secondary: #111827;
    --bg-dark: #000000;
    --bg-darker: #000000;
    --text-primary: #f9fafb;
    --text-secondary: #d1d5db;
    --text-light: #9ca3af;
    --secondary-color: #374151;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: 1rem;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--bg-primary);
    transition: background-color var(--transition-normal), color var(--transition-normal);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* Современная типографика */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

h1 { font-size: 3rem; }
h2 { font-size: 2.25rem; }
h3 { font-size: 1.875rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1.125rem; }

p {
    margin-bottom: var(--spacing-md);
    color: var(--text-secondary);
}

.lead {
    font-size: 1.25rem;
    font-weight: 400;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
}

/* Современная навигация */
.navbar {
    background: rgba(255, 255, 255, 0.95) !important;
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    padding: var(--spacing-md) 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: all var(--transition-normal);
}

[data-theme="dark"] .navbar {
    background: rgba(31, 41, 55, 0.95) !important;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.navbar-brand {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color) !important;
    text-decoration: none;
    transition: color var(--transition-fast);
}

.navbar-brand:hover {
    color: var(--primary-hover) !important;
}

/* Строгий логотип бренда */
.brand-logo {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    margin-right: 8px;
    color: var(--primary-color);
}

[data-theme="dark"] .brand-logo { color: #a78bfa; }

.brand-text { letter-spacing: 0.2px; }

.nav-link {
    font-weight: 500;
    color: var(--text-primary) !important;
    padding: var(--spacing-sm) var(--spacing-md) !important;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    position: relative;
}

.nav-link:hover, .nav-link.active {
    color: var(--primary-color) !important;
    background: rgba(99, 102, 241, 0.1);
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 4px;
    background: var(--primary-color);
    border-radius: var(--radius-full);
}

/* Видимый и читаемый бургер-икон для тёмной темы */
.navbar-toggler {
    border: 1px solid rgba(0, 0, 0, 0.15);
}

[data-theme="dark"] .navbar-toggler {
    border-color: rgba(255, 255, 255, 0.25);
}

.navbar-toggler .navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(0,0,0,0.75)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

[data-theme="dark"] .navbar-toggler .navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(255,255,255,0.85)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* Иллюстрация для hero: сетка КЕНО */
.hero-illustration {
    position: relative;
    display: grid;
    grid-template-columns: repeat(10, 1fr);
    gap: 6px;
    padding: 16px;
    background: linear-gradient(180deg, rgba(255,255,255,0.4), rgba(255,255,255,0.2));
    border: 1px solid rgba(0,0,0,0.06);
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
}

[data-theme="dark"] .hero-illustration {
    background: linear-gradient(180deg, rgba(255,255,255,0.05), rgba(255,255,255,0.02));
    border-color: rgba(255,255,255,0.08);
}

.hero-ball {
    display: flex;
    align-items: center;
    justify-content: center;
    aspect-ratio: 1 / 1;
    border-radius: 50%;
    font-weight: 700;
    font-size: 0.9rem;
    color: #111827;
    background: radial-gradient(circle at 30% 30%, #fff, #e5e7eb);
    border: 1px solid rgba(0,0,0,0.06);
}

[data-theme="dark"] .hero-ball {
    color: #f9fafb;
    background: radial-gradient(circle at 30% 30%, #334155, #0f172a);
    border-color: rgba(255,255,255,0.08);
}

.hero-ball--hit {
    color: #fff;
    background: radial-gradient(circle at 30% 30%, #34d399, #059669);
    border: none;
    box-shadow: 0 0 0 2px rgba(16,185,129,0.35), var(--shadow-md);
}

/* Чипы изображений/бейджей */
.image-chip {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    border-radius: 9999px;
    background: rgba(255,255,255,0.75);
    border: 1px solid rgba(0,0,0,0.06);
    box-shadow: var(--shadow-sm);
}

[data-theme="dark"] .image-chip {
    background: rgba(255,255,255,0.06);
    border-color: rgba(255,255,255,0.08);
}

/* Современные кнопки */
.btn {
    font-weight: 500;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: all var(--transition-fast);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    text-decoration: none;
    font-size: 0.875rem;
}

.btn-primary {
    background: var(--primary-color);
    color: white;
    box-shadow: var(--shadow-sm);
}

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

.btn-secondary {
    background: var(--secondary-color);
    color: var(--text-primary);
    border: 1px solid rgba(0, 0, 0, 0.1);
}

.btn-secondary:hover {
    background: #e5e7eb;
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

.btn-outline-primary {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

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

.btn-lg {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: 1.125rem;
    border-radius: var(--radius-lg);
}

.btn:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.3);
}

/* Современные карточки */
.card {
    background: var(--bg-primary);
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
    overflow: hidden;
}

[data-theme="dark"] .card {
    background: var(--bg-secondary);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

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

.card-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-hover) 100%);
    color: white;
    padding: var(--spacing-lg);
    font-weight: 600;
    font-size: 1.125rem;
    border: none;
    position: relative;
    overflow: hidden;
}

.card-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(255, 255, 255, 0.1) 0%, transparent 100%);
    pointer-events: none;
}

.card-body {
    padding: var(--spacing-xl);
}

.card-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.card-text {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}

/* Hero секция */
.hero-section {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-hover) 100%);
    color: white;
    padding: var(--spacing-2xl) 0;
    text-align: center;
    position: relative;
    overflow: hidden;
    margin-bottom: var(--spacing-2xl);
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Ccircle cx='30' cy='30' r='2'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E") repeat;
    pointer-events: none;
}

.hero-section h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
    position: relative;
    z-index: 1;
}

.hero-section .lead {
    font-size: 1.375rem;
    font-weight: 300;
    color: rgba(255, 255, 255, 0.95) !important;
    margin-bottom: var(--spacing-xl);
    position: relative;
    z-index: 1;
}

.hero-section .text-muted {
    color: rgba(255, 255, 255, 0.85) !important;
}

.hero-section h1 {
    color: white !important;
}

/* Числовые индикаторы */
.number-circle, .number-box {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 3rem;
    height: 3rem;
    border-radius: var(--radius-full);
    background: var(--accent-color);
    color: white;
    font-weight: 600;
    font-size: 1.125rem;
    margin: var(--spacing-xs);
    transition: all var(--transition-fast);
    box-shadow: var(--shadow-sm);
}

.number-box {
    border-radius: var(--radius-md);
    flex-direction: column;
    width: 4rem;
    height: 4rem;
    font-size: 1rem;
}

.number-box small {
    font-size: 0.75rem;
    opacity: 0.8;
    margin-top: 0.125rem;
}

.number-circle:hover, .number-box:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* Цветовые варианты для чисел */
.hot-number, .number-box.hot {
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
}

.cold-number, .number-box.cold {
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
}

.due-number, .number-box.due {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
}

.winning-number {
    background: linear-gradient(135deg, var(--accent-color) 0%, var(--accent-hover) 100%);
    border: 2px solid #ffffff;
    box-shadow: 0 0 0 2px var(--accent-color), var(--shadow-lg);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

/* Современные формы */
.form-label {
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
    display: block;
}

.form-control, .form-select {
    background: var(--bg-primary);
    border: 2px solid rgba(0, 0, 0, 0.1);
    border-radius: var(--radius-md);
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 0.875rem;
    font-weight: 400;
    transition: all var(--transition-fast);
    color: var(--text-primary);
}

[data-theme="dark"] .form-control, 
[data-theme="dark"] .form-select {
    background: var(--bg-secondary);
    border-color: rgba(255, 255, 255, 0.2);
    color: var(--text-primary);
}

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

/* Анализные секции */
.analysis-section {
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
    border: 1px solid rgba(0, 0, 0, 0.05);
    box-shadow: var(--shadow-sm);
}

[data-theme="dark"] .analysis-section {
    background: var(--bg-secondary);
    border-color: rgba(255, 255, 255, 0.1);
}

/* Списки чисел */
.number-list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    justify-content: center;
    list-style: none;
    padding: 0;
    margin: 0;
}

.number-item {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 3rem;
    height: 3rem;
    padding: var(--spacing-sm);
    background: var(--secondary-color);
    color: var(--text-primary);
    font-weight: 600;
    font-size: 1rem;
    border-radius: var(--radius-md);
    border: 1px solid rgba(0, 0, 0, 0.1);
    transition: all var(--transition-fast);
    box-shadow: var(--shadow-sm);
}

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

/* Таблицы */
.table-responsive {
    border-radius: var(--radius-lg);
    /* Allow horizontal scrolling for wide tables instead of hiding overflow */
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(0, 0, 0, 0.1);
}

[data-theme="dark"] .table-responsive {
    border-color: rgba(255, 255, 255, 0.1);
}

.table {
    margin-bottom: 0;
    background: var(--bg-primary);
}

[data-theme="dark"] .table {
    background: var(--bg-secondary);
    color: var(--text-primary);
}

.table th {
    background: var(--bg-secondary);
    font-weight: 600;
    color: var(--text-primary);
    border-bottom: 2px solid rgba(0, 0, 0, 0.1);
    padding: var(--spacing-md);
}

[data-theme="dark"] .table th {
    background: var(--bg-dark);
    border-bottom-color: rgba(255, 255, 255, 0.1);
}

.table td {
    padding: var(--spacing-md);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    color: var(--text-secondary);
}

[data-theme="dark"] .table td {
    border-bottom-color: rgba(255, 255, 255, 0.05);
    color: var(--text-secondary);
}

/* Алерты */
.alert {
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    border: 1px solid;
    margin-bottom: var(--spacing-lg);
    position: relative;
    font-weight: 500;
}

.alert-info {
    background: rgba(59, 130, 246, 0.1);
    border-color: rgba(59, 130, 246, 0.2);
    color: #1e40af;
}

.alert-success {
    background: rgba(16, 185, 129, 0.1);
    border-color: rgba(16, 185, 129, 0.2);
    color: #047857;
}

.alert-warning {
    background: rgba(245, 158, 11, 0.1);
    border-color: rgba(245, 158, 11, 0.2);
    color: #92400e;
}

.alert-danger {
    background: rgba(239, 68, 68, 0.1);
    border-color: rgba(239, 68, 68, 0.2);
    color: #b91c1c;
}

/* Футер */
.footer {
    background: var(--bg-dark);
    color: var(--text-white);
    padding: var(--spacing-xl) 0;
    margin-top: auto;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

[data-theme="dark"] .footer {
    background: var(--bg-darker);
}

/* Переключатель темы */
.theme-toggle {
    position: fixed;
    top: 50%;
    right: var(--spacing-lg);
    transform: translateY(-50%);
    background: var(--bg-primary);
    border: 2px solid rgba(0, 0, 0, 0.1);
    border-radius: var(--radius-full);
    width: 3rem;
    height: 3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-fast);
    z-index: 1000;
}

[data-theme="dark"] .theme-toggle {
    background: var(--bg-secondary);
    border-color: rgba(255, 255, 255, 0.2);
}

.theme-toggle:hover {
    transform: translateY(-50%) scale(1.1);
    box-shadow: var(--shadow-xl);
}

/* Мобильная адаптивность */
@media (max-width: 768px) {
    .hero-section h1 {
        font-size: 2.5rem;
    }
    
    .hero-section .lead {
        font-size: 1.125rem;
    }
    
    .card-body {
        padding: var(--spacing-lg);
    }
    
    .analysis-section {
        padding: var(--spacing-lg);
    }
    
    .number-list {
        gap: var(--spacing-xs);
    }
    
    .number-circle, .number-box {
        width: 2.5rem;
        height: 2.5rem;
        font-size: 0.875rem;
    }
    
    .number-item {
        min-width: 2.5rem;
        height: 2.5rem;
        font-size: 0.875rem;
    }
    
    .theme-toggle {
        right: var(--spacing-md);
        width: 2.5rem;
        height: 2.5rem;
    }
}

/* Анимации загрузки */
.loading {
    display: inline-block;
    width: 2rem;
    height: 2rem;
    border: 3px solid rgba(99, 102, 241, 0.3);
    border-radius: 50%;
    border-top-color: var(--primary-color);
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Утилиты для отступов */
.mt-auto { margin-top: auto !important; }
.mb-0 { margin-bottom: 0 !important; }
.p-0 { padding: 0 !important; }

/* Дополнительные состояния */
.text-center { text-align: center; }
.text-end { text-align: right; }
.w-100 { width: 100%; }
.h-100 { height: 100%; }
.d-flex { display: flex; }
.flex-wrap { flex-wrap: wrap; }
.justify-content-center { justify-content: center; }
.align-items-center { align-items: center; }

/* Скрытие элементов */
[style*="display: none"] {
    display: none !important;
}