/* ============================================
   ТАЛАНТЫ ДЛЯ БОГА - Современный дизайн 2024
   ============================================ */

:root {
    /* Современная цветовая палитра */
    --color-black: #0a0a0a;
    --color-white: #ffffff;
    --color-gray-50: #fafafa;
    --color-gray-100: #f5f5f5;
    --color-gray-200: #e5e5e5;
    --color-gray-300: #d4d4d4;
    --color-gray-400: #a3a3a3;
    --color-gray-500: #737373;
    --color-gray-600: #525252;
    --color-gray-700: #404040;
    --color-gray-800: #262626;
    --color-gray-900: #171717;

    /* Современные акцентные цвета */
    --color-primary: #6366f1;
    --color-primary-light: #818cf8;
    --color-primary-dark: #4f46e5;
    --color-primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --color-primary-gradient-2: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    
    --color-accent: #f59e0b;
    --color-accent-light: #fbbf24;
    --color-accent-gradient: linear-gradient(135deg, #f59e0b 0%, #ef4444 100%);
    
    --color-success: #10b981;
    --color-info: #3b82f6;
    --color-warning: #f59e0b;
    --color-error: #ef4444;

    /* Фоновые цвета */
    --bg-body: #ffffff;
    --bg-hero: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --bg-section: #f8fafc;
    --bg-card: #ffffff;
    --bg-overlay: rgba(0, 0, 0, 0.4);
    --bg-glass: rgba(0, 0, 0, 0.05);
    --bg-glass-strong: rgba(255, 255, 255, 0.25);

    /* 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);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --shadow-primary: 0 10px 30px -5px rgba(99, 102, 241, 0.4);
    --shadow-glow: 0 0 20px rgba(99, 102, 241, 0.3);

    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --container-width: 1280px;
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2.5rem;
    --spacing-xl: 4rem;
    --spacing-2xl: 6rem;
    
    --border-radius: 20px;
    --border-radius-sm: 12px;
    --border-radius-lg: 28px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: var(--font-family);
    font-size: 16px;
    line-height: 1.7;
    color: var(--color-gray-800);
    background: var(--bg-body);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Современная типографика */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-black);
    letter-spacing: -0.03em;
}

h1 { 
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 900;
    background: var(--color-primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.1;
}

h2 { 
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 800;
}

h3 { 
    font-size: clamp(1.5rem, 4vw, 2.25rem);
    font-weight: 700;
}

p {
    color: var(--color-gray-600);
    font-size: 1.0625rem;
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--color-primary-dark);
}

/* Кнопки - современный дизайн */
.btn-primary, .btn-secondary, .btn-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 2rem;
    border-radius: var(--border-radius);
    font-weight: 600;
    font-size: 1.0625rem;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--color-primary-gradient);
    color: var(--color-gray-900);
    box-shadow: var(--shadow-primary);
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: var(--transition-slow);
}

.btn-primary:hover::before {
    left: 100%;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-glow), var(--shadow-xl);
}

.btn-secondary {
    background: var(--color-white);
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
    box-shadow: var(--shadow-md);
}

.btn-secondary:hover {
    background: var(--color-primary);
    color: var(--color-gray-900);
    transform: translateY(-3px);
    box-shadow: var(--shadow-primary);
}

.btn-large {
    padding: 1.25rem 2.5rem;
    font-size: 1.125rem;
}

/* Header - современный стиль с улучшениями */
.header {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.08), 0 1px 0 rgba(255, 255, 255, 0.5) inset;
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid rgba(99, 102, 241, 0.15);
    transition: var(--transition);
}

.header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.05) 0%, rgba(118, 75, 162, 0.05) 100%);
    opacity: 0;
    transition: var(--transition);
    pointer-events: none;
}

.header:hover::before {
    opacity: 1;
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-lg);
    position: relative;
    z-index: 1;
}

.logo {
    font-size: 1.875rem;
    font-weight: 900;
    background: var(--color-primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.03em;
    transition: var(--transition);
    position: relative;
    display: inline-block;
}

.logo::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 3px;
    background: var(--color-primary-gradient);
    border-radius: 2px;
    transition: var(--transition);
}

.logo:hover::after {
    width: 100%;
}

.logo:hover {
    transform: translateY(-2px);
    filter: drop-shadow(0 4px 12px rgba(99, 102, 241, 0.3));
}

.nav {
    display: flex;
    gap: var(--spacing-lg);
    align-items: center;
}

.nav a {
    color: var(--color-gray-700);
    font-weight: 600;
    font-size: 1.0625rem;
    position: relative;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-sm);
    transition: var(--transition);
    display: inline-block;
}

.nav a::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--color-primary-gradient);
    opacity: 0;
    border-radius: var(--border-radius-sm);
    transition: var(--transition);
    z-index: -1;
}

.nav a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 3px;
    background: var(--color-primary-gradient);
    border-radius: 2px;
    transition: var(--transition);
}

.nav a:hover {
    color: var(--color-gray-900);
    transform: translateY(-2px);
}

.nav a:hover::before {
    opacity: 1;
}

.nav a:hover::after {
    width: 80%;
}

.header-actions {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
}

.header-actions .btn-link {
    color: var(--color-gray-700);
    font-weight: 600;
    font-size: 1rem;
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--border-radius);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.header-actions .btn-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(99, 102, 241, 0.1), transparent);
    transition: var(--transition-slow);
}

.header-actions .btn-link:hover::before {
    left: 100%;
}

.header-actions .btn-link:hover {
    color: var(--color-primary);
    background: rgba(99, 102, 241, 0.05);
    transform: translateY(-2px);
}

.header-actions .btn-primary {
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: 1rem;
    box-shadow: var(--shadow-md);
}

.header-actions .btn-primary:hover {
    box-shadow: var(--shadow-primary), var(--shadow-lg);
}

/* Анимация появления header при скролле */
@keyframes slideDown {
    from {
        transform: translateY(-100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.header {
    animation: slideDown 0.5s ease;
}

/* Эффект при скролле (можно добавить через JS) */
.header.scrolled {
    padding: var(--spacing-sm) 0;
    box-shadow: 0 4px 40px rgba(0, 0, 0, 0.12);
    background: rgba(255, 255, 255, 0.99);
}

/* Адаптивность для header */
@media (max-width: 768px) {
    .header {
        padding: var(--spacing-sm) 0;
    }

    .header-inner {
    }

    .logo {
        font-size: 1.5rem;
    }

    .nav {
    }

    .nav a {
        padding: var(--spacing-sm);
    }

    .header-actions {
        flex-direction: column;
        width: 100%;
        gap: var(--spacing-sm);
    }

    .header-actions .btn-link,
    .header-actions .btn-primary {
        width: 100%;
        text-align: center;
    }
}
/* Slider - современный стиль с исправлениями */
.slider-section {
    margin: var(--spacing-xl) 0;
    position: relative;
}

.slider-swiper {
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-2xl);
    position: relative;
    background: var(--bg-section);
}

.slider-swiper .swiper-wrapper {
    align-items: stretch;
}

.slider-swiper .swiper-slide {
    height: auto;
    display: flex;
    align-items: stretch;
}

.slider-swiper .swiper-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: var(--transition-slow);
}

.slider-swiper .swiper-slide a {
    display: block;
    width: 100%;
    height: 100%;
}

.slider-swiper:hover .swiper-slide img {
    transform: scale(1.05);
}

.slider-swiper .swiper-pagination {
    bottom: 30px !important;
    padding: var(--spacing-xs) var(--spacing-md);
    background: rgba(255, 255, 255, 0.25);
    backdrop-filter: blur(20px);
    border-radius: var(--border-radius);
    width: auto;
    left: 50% !important;
    transform: translateX(-50%);
    z-index: 10;
    border: 1px solid rgba(255, 255, 255, 0.3);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.slider-swiper .swiper-pagination-bullet {
    width: 10px;
    height: 10px;
    background: rgba(255, 255, 255, 0.5);
    opacity: 1;
    transition: var(--transition);
    border-radius: 50%;
}

.slider-swiper .swiper-pagination-bullet-active {
    background: var(--color-white);
    width: 30px;
    border-radius: 5px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.slider-swiper .swiper-button-next,
.slider-swiper .swiper-button-prev {
    background: rgba(255, 255, 255, 0.25);
    backdrop-filter: blur(20px);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    border: 2px solid rgba(255, 255, 255, 0.3);
    transition: var(--transition);
    margin-top: 0;
    top: 50%;
    transform: translateY(-50%);
    z-index: 10;
}

.slider-swiper .swiper-button-next {
    right: 30px;
    left: auto;
}

.slider-swiper .swiper-button-prev {
    left: 30px;
    right: auto;
}

.slider-swiper .swiper-button-next:hover,
.slider-swiper .swiper-button-prev:hover {
    background: rgba(255, 255, 255, 0.4);
    transform: translateY(-50%) scale(1.1);
    border-color: rgba(255, 255, 255, 0.5);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.slider-swiper .swiper-button-next::after,
.slider-swiper .swiper-button-prev::after {
    font-size: 20px;
    color: var(--color-gray-900);
    font-weight: 700;
}

.slider-swiper .swiper-button-disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

@media (max-width: 768px) {
    .slider-swiper .swiper-button-next,
    .slider-swiper .swiper-button-prev {
        width: 40px;
        height: 40px;
        right: 15px;
        left: 15px;
    }

    .slider-swiper .swiper-button-next::after,
    .slider-swiper .swiper-button-prev::after {
        font-size: 16px;
    }

    .slider-swiper .swiper-pagination {
        bottom: 20px !important;
        padding: var(--spacing-xs) var(--spacing-sm);
    }

    .slider-swiper .swiper-pagination-bullet {
        width: 8px;
        height: 8px;
    }

    .slider-swiper .swiper-pagination-bullet-active {
        width: 24px;
    }
}


    font-size: 20px;
    color: var(--color-gray-900);
    font-weight: 700;
}

/* Hero секция - современный дизайн */
.hero {
    padding: var(--spacing-2xl) 0;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 50%, #cbd5e1 100%);
    border-radius: var(--border-radius-lg);
    margin: var(--spacing-xl) 0;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-2xl);
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(0, 0, 0, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(0, 0, 0, 0.05) 0%, transparent 50%),
        url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="grid" width="100" height="100" patternUnits="userSpaceOnUse"><path d="M 100 0 L 0 0 0 100" fill="none" stroke="rgba(0,0,0,0.05)" stroke-width="1"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 0.2;
    animation: gradientShift 15s ease infinite;
}

@keyframes gradientShift {
    0%, 100% { opacity: 0.2; }
    50% { opacity: 0.3; }
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
    padding: var(--spacing-xl) 0;
}

.hero-title {
    margin-bottom: var(--spacing-md);
    color: var(--color-gray-900);
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 900;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    line-height: 1.1;
    animation: fadeInUp 0.8s ease;
}

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

.hero-subtitle {
    font-size: clamp(1.25rem, 3vw, 1.75rem);
    color: var(--color-gray-700);
    margin-bottom: var(--spacing-xl);
    line-height: 1.6;
    text-shadow: none;
    animation: fadeInUp 0.8s ease 0.2s both;
}

.hero-actions {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
    margin-top: var(--spacing-xl);
    animation: fadeInUp 0.8s ease 0.4s both;
}

/* Books Section - современные карточки */
.books-section {
    padding: var(--spacing-2xl) 0;
    background: var(--bg-section);
}

.section-title {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 900;
    background: var(--color-primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.1;
}

.books-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    justify-items: center;
    width: 100%;
    max-width: 100%;
}

.book-card {
    background: var(--bg-card);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
    border: 1px solid rgba(99, 102, 241, 0.1);
    position: relative;
    width: 100%;
    max-width: 100%;
}

.book-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--color-primary-gradient);
    transform: scaleX(0);
    transition: var(--transition);
}

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

.book-card:hover {
    transform: translateY(-12px) scale(1.02);
    box-shadow: var(--shadow-2xl), var(--shadow-primary);
}

.book-link {
    display: block;
    text-decoration: none;
    color: inherit;
}

.book-image {
    position: relative;
    width: 100%;
    aspect-ratio: 3/4;
    overflow: hidden;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
}

.book-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.book-card:hover .book-image img {
    transform: scale(1.1) rotate(2deg);
}

.book-badge {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    background: var(--color-accent-gradient);
    color: var(--color-gray-900);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--border-radius);
    font-size: 0.875rem;
    font-weight: 700;
    box-shadow: var(--shadow-lg);
    z-index: 2;
}

.book-info {
    padding: var(--spacing-lg);
}

.book-title {
    font-size: 1.5rem;
    font-weight: 800;
    margin-bottom: var(--spacing-sm);
    color: var(--color-black);
    line-height: 1.3;
}

.book-subtitle {
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-sm);
    font-size: 1rem;
    font-weight: 500;
}

.book-pages {
    color: var(--color-gray-500);
    font-size: 0.9375rem;
    font-weight: 500;
}

/* About Section */
.about-section {
    padding: var(--spacing-3xl) 0;
    background: linear-gradient(135deg, #ffffff 0%, #f8fafc 50%, #f1f5f9 100%);
    position: relative;
    overflow: hidden;
}

.about-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 10% 20%, rgba(99, 102, 241, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 90% 80%, rgba(139, 92, 246, 0.05) 0%, transparent 50%);
    opacity: 0.6;
    pointer-events: none;
}

.about-content {
    max-width: 1000px;
    margin: 0 auto;
    text-align: center;
    position: relative;
    z-index: 1;
    padding: var(--spacing-xl) var(--spacing-lg);
}

.about-content .section-title {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 800;
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-xl);
    position: relative;
    display: inline-block;
}

.about-content .section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, #667eea 0%, #764ba2 100%);
    border-radius: 2px;
}

.about-content p {
    max-width: 900px;
    margin: 0 auto;
    font-size: clamp(1.25rem, 2.5vw, 1.5rem);
    line-height: 2;
    color: var(--color-gray-700);
    text-align: left;
    background: rgba(255, 255, 255, 0.8);
    padding: var(--spacing-2xl);
    border-radius: var(--border-radius-lg);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.5);
}

.about-content {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.about-content p {
    max-width: 900px;
    margin: 0 auto;
    font-size: 1.5rem;
    line-height: 2;
    color: var(--color-gray-700);
}

/* Контакты - современные карточки */
.contacts-section {
    padding: var(--spacing-2xl) 0;
    background: var(--bg-section);
}

.contacts-content {
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
    padding: 0 var(--spacing-md);
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-lg);
}

.contact-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 180px;
    width: 100%;
    box-sizing: border-box;
    background: var(--bg-card);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    text-align: center;
    transition: var(--transition);
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
}

.contact-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--color-primary-gradient);
    transform: scaleX(0);
    transition: var(--transition);
}

.contact-item:hover::before {
    transform: scaleX(1);
}

.contact-item:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-2xl), var(--shadow-primary);
    border-color: var(--color-primary);
}

.contact-item h3 {
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
    font-size: 1.5rem;
    font-weight: 800;
}

.contact-item a {
    color: var(--color-gray-700);
    font-weight: 600;
    font-size: 1.0625rem;
    transition: var(--transition);
}

.contact-item a:hover {
    color: var(--color-primary);
    transform: translateX(5px);
}

/* Footer - современный графитовый футер */
.footer {
    background: linear-gradient(135deg, #1f2937 0%, #111827 100%);
    color: #d1d5db;
    padding: var(--spacing-2xl) 0 var(--spacing-xl);
    margin-top: var(--spacing-2xl);
    border-top: 4px solid var(--color-primary);
    position: relative;
    overflow: hidden;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 50% 0%, rgba(99, 102, 241, 0.1) 0%, transparent 70%);
    pointer-events: none;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
    position: relative;
    z-index: 1;
}

.footer-content h3 {
    color: #ffffff;
    margin-bottom: var(--spacing-md);
    font-size: 2rem;
    font-weight: 900;
    background: linear-gradient(135deg, #ffffff 0%, #e5e7eb 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-content p {
    color: #9ca3af;
    line-height: 1.9;
    font-size: 1.125rem;
}

.footer-links {
    display: flex;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
    margin-top: var(--spacing-lg);
}

.footer-links a {
    color: #d1d5db;
    transition: var(--transition);
    font-weight: 600;
    font-size: 1.125rem;
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--border-radius-sm);
    position: relative;
}

.footer-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: var(--color-primary);
    transition: var(--transition);
}

.footer-links a:hover {
    color: #ffffff;
    transform: translateY(-2px);
}

.footer-links a:hover::after {
    width: 80%;
}

.footer p {
    margin-top: var(--spacing-xl);
    opacity: 0.8;
    font-size: 1rem;
    text-align: center;
    color: #9ca3af;
    border-top: 1px solid rgba(0, 0, 0, 0.05);
    padding-top: var(--spacing-lg);
    position: relative;
    z-index: 1;
}

/* Responsive */
@media (max-width: 768px) {
    .header-inner {
    }

    .nav {
    }

    .hero {
        padding: var(--spacing-xl) 0;
        margin: var(--spacing-md) 0;
    }

    .hero-content {
        padding: var(--spacing-lg) 0;
    }

    .hero-actions {
        flex-direction: column;
        width: 100%;
    }

    .hero-actions .btn-primary,
    .hero-actions .btn-secondary {
        width: 100%;
    }

    .books-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .contacts-content {
        grid-template-columns: 1fr;
    }

    .footer {
        padding: var(--spacing-xl) 0 var(--spacing-lg);
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
        text-align: center;
    }

    .footer-links {
        justify-content: center;
        gap: var(--spacing-md);
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-sm);
    }

    .books-grid {
        grid-template-columns: 1fr;
    }

/* Улучшенная адаптивность для мобильных устройств */
@media (max-width: 768px) {
    /* Общие улучшения */
    .container {
        padding: 0 var(--spacing-md);
    }

    /* Header - мобильная версия */
    .header {
        padding: var(--spacing-sm) 0;
    }

    .header-inner {
    }

    .logo {
        font-size: 1.5rem;
        text-align: center;
    }

    .nav {
        gap: var(--spacing-xs);
    }

    .nav a {
    }

    .header-actions {
        flex-direction: column;
        width: 100%;
        gap: var(--spacing-sm);
    }

    .header-actions .btn-primary {
        width: 100%;
    }

    /* Hero секция */
    .hero {
        padding: var(--spacing-xl) 0;
        margin: var(--spacing-md) 0;
        border-radius: var(--border-radius);
    }

    .hero-content {
        padding: var(--spacing-lg) var(--spacing-md);
    }

    .hero-title {
        font-size: clamp(2rem, 8vw, 2.5rem);
        margin-bottom: var(--spacing-sm);
    }

    .hero-subtitle {
        font-size: clamp(1rem, 4vw, 1.25rem);
        margin-bottom: var(--spacing-lg);
    }

    .hero-actions {
        flex-direction: column;
        width: 100%;
        gap: var(--spacing-sm);
    }

    .hero-actions .btn-primary,
    .hero-actions .btn-secondary {
        width: 100%;
        padding: var(--spacing-md) var(--spacing-lg);
    }

    /* About секция */
    .about-section {
        padding: var(--spacing-xl) 0;
    }

    .about-content {
        padding: var(--spacing-md) var(--spacing-sm);
    }

    .about-content .section-title {
        font-size: clamp(2rem, 6vw, 2.5rem);
        margin-bottom: var(--spacing-lg);
    }

    .about-content p {
        font-size: clamp(1rem, 4vw, 1.25rem);
        padding: var(--spacing-lg) var(--spacing-md);
        line-height: 1.8;
    }

    /* Books секция */
    .books-section {
        padding: var(--spacing-xl) 0;
    }

    .books-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
        padding: 0 var(--spacing-sm);
    }

    .book-card {
        max-width: 100%;
    }

    /* Contacts секция */
    .contacts-section {
        padding: var(--spacing-xl) 0;
    }

    .contacts-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
        padding: 0 var(--spacing-sm);
    }

    .contact-item {
        min-height: auto;
        padding: var(--spacing-lg);
    }

    /* Footer */
    .footer {
        padding: var(--spacing-xl) 0 var(--spacing-lg);
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
        text-align: center;
    }

    .footer-links {
        flex-direction: column;
        justify-content: center;
        gap: var(--spacing-sm);
        width: 100%;
    }

    .footer-links a {
        width: 100%;
        padding: var(--spacing-sm);
    }

    /* Модальные окна */
    .modal-content {
        width: 95%;
        padding: var(--spacing-lg);
        max-height: 85vh;
    }

    .modal-title {
        font-size: 1.5rem;
    }

    .contact-link-item {
        padding: var(--spacing-md);
        font-size: 0.9375rem;
    }

    /* Slider */
    .slider-section {
        margin: 0;
    }
}

@media (max-width: 480px) {
    /* Очень маленькие экраны */
    .container {
        padding: 0 var(--spacing-sm);
    }

    .header {
        padding: var(--spacing-xs) 0;
    }

    .logo {
        font-size: 1.25rem;
    }

    .hero {
        padding: var(--spacing-lg) 0;
        margin: var(--spacing-sm) 0;
    }

    .hero-title {
        font-size: clamp(1.75rem, 10vw, 2rem);
    }

    .hero-subtitle {
        font-size: clamp(0.9375rem, 5vw, 1.125rem);
    }

    .section-title {
        font-size: clamp(1.75rem, 8vw, 2rem);
    }

    .about-content .section-title {
        font-size: clamp(1.75rem, 8vw, 2rem);
    }

    .about-content p {
        font-size: clamp(0.9375rem, 4vw, 1.125rem);
        padding: var(--spacing-md) var(--spacing-sm);
        line-height: 1.7;
    }

    .book-card {
        margin: 0;
    }

    .contact-item {
        padding: var(--spacing-md);
    }

    .contact-item h3 {
        font-size: 1.125rem;
    }

    .contact-item a {
        font-size: 0.875rem;
        word-break: break-all;
    }

    .modal-content {
        width: 98%;
        padding: var(--spacing-md);
        border-radius: var(--border-radius);
    }

    .modal-title {
        font-size: 1.25rem;
    }

    .contact-link-item {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: 0.875rem;
    }

    .contact-link-item svg {
        width: 20px;
        height: 20px;
    }

    .footer {
        padding: var(--spacing-lg) 0;
    }

    .footer p {
        font-size: 0.8125rem;
    }
}

@media (max-width: 360px) {
    /* Очень маленькие устройства */
    .container {
        padding: 0 var(--spacing-xs);
    }

    .hero-title {
        font-size: 1.5rem;
    }

    .hero-subtitle {
        font-size: 0.875rem;
    }

    .section-title {
        font-size: 1.5rem;
    }

    .about-content p {
        font-size: 0.875rem;
        padding: var(--spacing-sm);
    }

    .book-card {
        padding: var(--spacing-sm);
    }
}

/* Гамбургер меню */
.menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-around;
    width: 30px;
    height: 30px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 1001;
    position: relative;
}

.menu-toggle span {
    width: 100%;
    height: 3px;
    background: var(--color-gray-900);
    border-radius: 3px;
    transition: all 0.3s ease;
    transform-origin: center;
}

.menu-toggle:hover span {
    background: var(--color-primary);
}

.menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

.menu-toggle.active span:nth-child(2) {
    opacity: 0;
    transform: translateX(-20px);
}

.menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(8px, -8px);
}


@media (max-width: 480px) {
    .nav {
        width: 100%;
        right: -100%;
    }

    .header-actions {
        bottom: var(--spacing-md);
        right: var(--spacing-md);
    }
}
/* Исправление мобильного меню */
@media (max-width: 768px) {
    /* Скрываем обычное меню на мобильных */
    .nav {
        display: none !important;
    }

    /* Показываем меню только когда оно активно */
    .nav.active {
        display: flex !important;
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(30px);
        -webkit-backdrop-filter: blur(30px);
        box-shadow: -4px 0 30px rgba(0, 0, 0, 0.1);
        flex-direction: column;
        align-items: flex-start;
        justify-content: flex-start;
        padding: 80px var(--spacing-lg) var(--spacing-lg);
        gap: var(--spacing-md);
        transition: right 0.3s ease;
        z-index: 1000;
        overflow-y: auto;
    }

    .nav.active {
        right: 0;
    }

    .nav.active a {
        width: 100%;
        padding: var(--spacing-md);
        border-radius: var(--border-radius);
        font-size: 1.125rem;
        text-align: left;
        border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    }

    .nav.active a:hover {
        background: var(--color-gray-100);
        border-bottom-color: transparent;
    }

    /* Overlay при открытом меню */
    .nav.active::before {
        content: '';
        position: fixed;
        top: 0;
        left: 0;
        width: 100vw;
        height: 100vh;
        background: rgba(0, 0, 0, 0.5);
        z-index: -1;
        animation: fadeIn 0.3s ease;
    }
}

@media (max-width: 480px) {
    .nav.active {
        width: 100%;
        right: -100%;
    }

    .nav.active {
        right: 0;
    }
}