/* iOS 26.1 / Glassmorphism Style */

:root {
    --primary: #007AFF;
    --primary-dark: #0056CC;
    --secondary: #5856D6;
    --success: #34C759;
    --bg-primary: #FFFFFF;
    --bg-secondary: #F2F2F7;
    --bg-tertiary: #E5E5EA;
    --text-primary: #1C1C1E;
    --text-secondary: #8E8E93;
    --text-tertiary: #C7C7CC;
    --glass-bg: rgba(255, 255, 255, 0.72);
    --glass-border: rgba(255, 255, 255, 0.5);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.12);
    --radius-sm: 12px;
    --radius-md: 20px;
    --radius-lg: 28px;
    --transition: all 0.3s cubic-bezier(0.25, 0.1, 0.25, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'SF Pro Display', sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--bg-secondary);
    -webkit-font-smoothing: antialiased;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
}

.header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.logo {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary);
    text-decoration: none;
}

.nav {
    display: flex;
    gap: 32px;
}

.nav a {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
}

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

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: var(--radius-md);
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: var(--transition);
}

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

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

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

.btn-secondary:hover {
    background: #D1D1D6;
}

.btn-lg {
    padding: 16px 32px;
    font-size: 18px;
    border-radius: var(--radius-lg);
}

.btn-icon {
    font-size: 20px;
}

/* Hero Section */
.hero {
    padding: 140px 0 80px;
    background: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero h1 {
    font-size: 56px;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: 20px;
    color: var(--text-secondary);
    margin-bottom: 32px;
    line-height: 1.5;
}

.hero-buttons {
    display: flex;
    gap: 16px;
}

.hero-image img {
    width: 100%;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

/* Section Styling */
section {
    padding: 100px 0;
}

.section-label {
    display: inline-block;
    font-size: 14px;
    font-weight: 600;
    color: var(--primary);
    background: rgba(0, 122, 255, 0.1);
    padding: 6px 16px;
    border-radius: 100px;
    margin-bottom: 16px;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 40px;
    font-weight: 700;
}

/* About Section */
.about {
    background: var(--bg-primary);
}

.about .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-image img {
    width: 100%;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.about h2 {
    font-size: 36px;
    margin-bottom: 20px;
}

.about p {
    color: var(--text-secondary);
    font-size: 18px;
    margin-bottom: 32px;
}

.about-stats {
    display: flex;
    gap: 40px;
    list-style: none;
}

.about-stats li {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-size: 48px;
    font-weight: 700;
    color: var(--primary);
    line-height: 1;
}

.stat-label {
    font-size: 14px;
    color: var(--text-secondary);
    margin-top: 8px;
}

/* Services Section */
.services {
    background: var(--bg-secondary);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.service-card {
    background: var(--bg-primary);
    padding: 32px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

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

.service-card.highlight {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
}

.service-card.highlight p {
    color: rgba(255, 255, 255, 0.8);
}

.service-icon {
    font-size: 40px;
    margin-bottom: 20px;
}

.service-card h3 {
    font-size: 20px;
    margin-bottom: 12px;
}

.service-card p {
    color: var(--text-secondary);
    font-size: 15px;
    margin-bottom: 20px;
}

.service-card .btn {
    width: 100%;
    background: white;
    color: var(--primary);
}

/* Bot Promo Section */
.bot-promo {
    background: var(--bg-primary);
}

.bot-promo .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.bot-promo h2 {
    font-size: 36px;
    margin-bottom: 20px;
}

.bot-promo p {
    color: var(--text-secondary);
    font-size: 18px;
    margin-bottom: 24px;
}

.bot-features {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 32px;
}

.bot-feature {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 16px;
}

.feature-check {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    background: var(--success);
    color: white;
    border-radius: 50%;
    font-size: 14px;
    font-weight: 700;
}

.bot-promo-image img {
    width: 100%;
    max-width: 400px;
    margin: 0 auto;
    display: block;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

/* Catalog Section */
.catalog {
    background: var(--bg-secondary);
}

.catalog-filters {
    display: flex;
    gap: 32px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.filter-group {
    display: flex;
    align-items: center;
    gap: 12px;
}

.filter-group label {
    font-weight: 600;
    color: var(--text-secondary);
}

.filter-buttons {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 8px 16px;
    border: none;
    background: var(--bg-primary);
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}

.filter-btn:hover {
    background: var(--bg-tertiary);
}

.filter-btn.active {
    background: var(--primary);
    color: white;
}

.filter-select {
    padding: 8px 16px;
    border: 1px solid var(--bg-tertiary);
    border-radius: var(--radius-sm);
    background: var(--bg-primary);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    min-width: 150px;
}

.catalog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 24px;
    min-height: 200px;
}

.wheel-card {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

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

.wheel-card-image {
    aspect-ratio: 1;
    overflow: hidden;
    background: var(--bg-secondary);
}

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

.wheel-card:hover .wheel-card-image img {
    transform: scale(1.05);
}

.wheel-card-content {
    padding: 20px;
}

.wheel-card-title {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 8px;
    line-height: 1.3;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.wheel-card-specs {
    display: flex;
    gap: 12px;
    font-size: 14px;
    color: var(--text-secondary);
}

.wheel-card-specs span {
    display: flex;
    align-items: center;
    gap: 4px;
}

.catalog-footer {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    margin-top: 40px;
}

.catalog-count {
    color: var(--text-secondary);
    font-size: 14px;
}

.loading-spinner {
    grid-column: 1 / -1;
    text-align: center;
    padding: 60px;
    color: var(--text-secondary);
}

/* Contacts Section */
.contacts {
    background: var(--bg-primary);
}

.contacts-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.contact-card {
    background: var(--bg-secondary);
    padding: 40px;
    border-radius: var(--radius-lg);
    text-align: center;
    transition: var(--transition);
}

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

.contact-icon {
    font-size: 40px;
    margin-bottom: 16px;
}

.contact-card h3 {
    font-size: 18px;
    margin-bottom: 8px;
}

.contact-card a {
    color: var(--primary);
    text-decoration: none;
    font-size: 16px;
    font-weight: 500;
}

/* Footer */
.footer {
    background: var(--text-primary);
    color: white;
    padding: 40px 0;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer .logo {
    color: white;
}

.footer p {
    color: var(--text-secondary);
    font-size: 14px;
}

/* Responsive */
@media (max-width: 1024px) {
    .hero .container,
    .about .container,
    .bot-promo .container {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .hero {
        text-align: center;
    }

    .hero-buttons {
        justify-content: center;
    }

    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .about-stats {
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .header .container {
        flex-wrap: wrap;
        height: auto;
        padding: 16px 24px;
        gap: 16px;
    }

    .nav {
        order: 3;
        width: 100%;
        justify-content: center;
        gap: 16px;
        flex-wrap: wrap;
    }

    .hero h1 {
        font-size: 36px;
    }

    .hero-buttons {
        flex-direction: column;
    }

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

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

    .catalog-filters {
        flex-direction: column;
    }

    .filter-buttons {
        overflow-x: auto;
        padding-bottom: 8px;
    }

    .footer-content {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
}