/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #333;
    background: #fff;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Typography */
h1, h2, h3, h4 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 15px;
    letter-spacing: -0.02em;
}

h1 {
    font-size: 3.5rem;
    font-weight: 800;
}

h2 {
    font-size: 2.8rem;
    color: #1a202c;
    font-weight: 700;
}

h3 {
    font-size: 1.8rem;
    color: #2d3748;
    font-weight: 600;
}

h4 {
    font-size: 1.3rem;
    color: #2d3748;
    font-weight: 600;
}

p {
    margin-bottom: 15px;
    line-height: 1.7;
    color: #4a5568;
    font-size: 1.05rem;
}

/* Buttons */
.btn-primary, .btn-secondary {
    display: inline-block;
    padding: 16px 32px;
    text-decoration: none;
    border-radius: 12px;
    font-weight: 700;
    text-align: center;
    cursor: pointer;
    border: none;
    font-size: 1.05rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 14px 0 rgba(0, 0, 0, 0.1);
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px 0 rgba(102, 126, 234, 0.4);
}

.btn-secondary {
    background: #ffffff;
    color: #4a5568;
    border: 2px solid #e2e8f0;
}

.btn-secondary:hover {
    background: #f7fafc;
    border-color: #cbd5e0;
    transform: translateY(-1px);
    box-shadow: 0 6px 20px 0 rgba(0, 0, 0, 0.1);
}

/* Header */
.header {
    background: #fff;
    box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(10px);
    background: rgba(255, 255, 255, 0.95);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
}

.logo-brand {
    display: flex;
    align-items: center;
    gap: 16px;
}

.logo img {
    width: 48px;
    height: 48px;
}

.brand-name h1 {
    font-size: 2rem;
    color: #1a202c;
    margin: 0;
    font-weight: 800;
    letter-spacing: -0.02em;
}

.tagline {
    font-size: 0.95rem;
    color: #718096;
    margin: 0;
    font-weight: 600;
}

.header-contact {
    display: flex;
    align-items: center;
}

.phone-link {
    display: flex;
    align-items: center;
    gap: 12px;
    color: #667eea;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.05rem;
    padding: 12px 24px;
    border: 2px solid #667eea;
    border-radius: 12px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.phone-link:hover {
    background: #667eea;
    color: white;
    transform: translateY(-1px);
    box-shadow: 0 6px 20px 0 rgba(102, 126, 234, 0.3);
}

.phone-link img {
    width: 20px;
    height: 20px;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 120px 0;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('https://images.unsplash.com/photo-1551434678-e076c223a692?ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D&auto=format&fit=crop&w=2070&q=80') center/cover;
    opacity: 0.1;
    z-index: 1;
}

.hero .container {
    position: relative;
    z-index: 2;
}

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

.hero h2 {
    font-size: 4rem;
    margin-bottom: 24px;
    color: white;
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.03em;
}

.hero-subtitle {
    font-size: 1.3rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 40px;
    line-height: 1.6;
    font-weight: 400;
}

.hero-features {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 40px;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 12px 0;
}

.feature-item img {
    width: 28px;
    height: 28px;
    filter: brightness(0) invert(1);
}

.feature-item span {
    color: white;
    font-weight: 600;
    font-size: 1.1rem;
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.image-placeholder {
    width: 100%;
    max-width: 600px;
    height: 500px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    overflow: hidden;
}

.image-placeholder img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 24px;
}

/* About Section */
.about {
    padding: 120px 0;
    background: #fff;
}

.about-content {
    text-align: center;
}

.section-subtitle {
    font-size: 1.3rem;
    color: #718096;
    margin-bottom: 60px;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.6;
    font-weight: 400;
}

.about-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 48px;
    margin-top: 60px;
}

.about-item {
    text-align: center;
    padding: 40px 32px;
    background: #ffffff;
    border-radius: 20px;
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid #f7fafc;
}

.about-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.15);
}

.about-item img {
    width: 64px;
    height: 64px;
    margin-bottom: 24px;
}

.about-item h3 {
    color: #1a202c;
    margin-bottom: 16px;
    font-size: 1.5rem;
}

.about-item p {
    color: #4a5568;
    line-height: 1.6;
    font-size: 1rem;
}

/* Services Section */
.services {
    padding: 120px 0;
    background: linear-gradient(135deg, #f7fafc 0%, #edf2f7 100%);
}

.services h2 {
    text-align: center;
    margin-bottom: 24px;
    color: #1a202c;
}

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

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 32px;
}

.service-card {
    background: white;
    padding: 40px 32px;
    border-radius: 20px;
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    text-align: center;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid #f7fafc;
}

.service-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.15);
}

.service-card img {
    width: 56px;
    height: 56px;
    margin-bottom: 24px;
}

.service-card h3 {
    margin-bottom: 16px;
    color: #1a202c;
    font-size: 1.4rem;
}

.service-card p {
    color: #4a5568;
    line-height: 1.6;
}

/* Features Section */
.features {
    padding: 120px 0;
    background: #fff;
}

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

.features h2 {
    color: #1a202c;
    margin-bottom: 24px;
    font-size: 3rem;
}

.features-list {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.feature-point {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 16px 0;
}

.feature-point img {
    width: 24px;
    height: 24px;
}

.feature-point span {
    color: #1a202c;
    font-weight: 600;
    font-size: 1.1rem;
}

.features-image {
    position: relative;
}

.features-image .image-placeholder {
    background: linear-gradient(135deg, #f7fafc 0%, #edf2f7 100%);
    border-radius: 24px;
    overflow: hidden;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.15);
}

/* Products Section */
.products {
    padding: 120px 0;
    background: linear-gradient(135deg, #f7fafc 0%, #edf2f7 100%);
}

.products h2 {
    text-align: center;
    margin-bottom: 24px;
    color: #1a202c;
}

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

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 32px;
}

.product-card {
    background: white;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid #f7fafc;
}

.product-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.15);
}

.product-image {
    height: 240px;
    background: linear-gradient(135deg, #edf2f7 0%, #e2e8f0 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.product-card h3 {
    padding: 24px 24px 12px;
    margin: 0;
    color: #1a202c;
    font-size: 1.4rem;
}

.product-card p {
    padding: 0 24px;
    color: #4a5568;
    margin-bottom: 20px;
    line-height: 1.6;
}

.product-price {
    padding: 0 24px;
    font-weight: 700;
    color: #667eea;
    margin-bottom: 24px;
    font-size: 1.1rem;
}

.product-card .btn-secondary {
    margin: 0 24px 24px;
    display: block;
    text-align: center;
}

/* Why Choose Section */
.why-choose {
    padding: 120px 0;
    background: #fff;
}

.why-choose h2 {
    text-align: center;
    margin-bottom: 24px;
    color: #1a202c;
}

.why-choose .section-subtitle {
    text-align: center;
    margin-bottom: 60px;
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 48px;
}

.why-item {
    text-align: center;
    padding: 40px 32px;
    background: #ffffff;
    border-radius: 20px;
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid #f7fafc;
}

.why-item:hover {
    transform: translateY(-6px);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.15);
}

.why-item img {
    width: 64px;
    height: 64px;
    margin-bottom: 24px;
}

.why-item h3 {
    color: #1a202c;
    margin-bottom: 16px;
    font-size: 1.5rem;
}

.why-item p {
    color: #4a5568;
    line-height: 1.6;
}

/* Contacts Section */
.contacts {
    padding: 120px 0;
    background: linear-gradient(135deg, #f7fafc 0%, #edf2f7 100%);
}

.contacts h2 {
    text-align: center;
    margin-bottom: 24px;
    color: #1a202c;
}

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

.contacts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 48px;
}

.contact-item {
    text-align: center;
    padding: 40px 32px;
    background: white;
    border-radius: 20px;
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid #f7fafc;
}

.contact-item:hover {
    transform: translateY(-6px);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.15);
}

.contact-item img {
    width: 56px;
    height: 56px;
    margin-bottom: 24px;
}

.contact-item h3 {
    color: #1a202c;
    margin-bottom: 16px;
    font-size: 1.4rem;
}

.contact-item a {
    color: #667eea;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.1rem;
}

.contact-item a:hover {
    text-decoration: underline;
}

.contact-item p {
    color: #4a5568;
    line-height: 1.6;
    margin: 0;
}
/* Footer */
.footer {
    background: linear-gradient(135deg, #1a202c 0%, #2d3748 100%);
    color: white;
    padding: 80px 0 24px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}

.footer-brand .logo-brand {
    margin-bottom: 24px;
}

.footer-brand .brand-name h3 {
    color: white;
    margin: 0;
    font-size: 1.5rem;
}

.footer-brand .brand-name p {
    color: #a0aec0;
    margin: 0;
}

.footer-brand p {
    color: #a0aec0;
    line-height: 1.7;
    font-size: 1.05rem;
}

.footer-contact h4 {
    color: white;
    margin-bottom: 24px;
    font-size: 1.3rem;
}

.footer-contact p {
    color: #a0aec0;
    margin-bottom: 12px;
    line-height: 1.6;
}

.footer-contact a {
    color: #667eea;
    text-decoration: none;
    font-weight: 600;
}

.footer-contact a:hover {
    text-decoration: underline;
}

.footer-links {
    display: flex;
    flex-direction: column;
}

.footer-links h4 {
    color: white;
    margin-bottom: 24px;
    font-size: 1.3rem;
}

.footer-links ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: #a0aec0;
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    font-weight: 500;
}

.footer-links a:hover {
    color: #667eea;
}

.footer-bottom {
    border-top: 1px solid #4a5568;
    padding-top: 24px;
    text-align: center;
    color: #a0aec0;
    font-size: 0.95rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero {
        padding: 80px 0;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        gap: 48px;
    }
    
    .hero h2 {
        font-size: 3rem;
        text-align: center;
    }
    
    .hero-subtitle {
        text-align: center;
    }
    
    .hero-features {
        align-items: center;
    }
    
    .features-content {
        grid-template-columns: 1fr;
        gap: 48px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .header-content {
        flex-direction: column;
        gap: 24px;
        text-align: center;
        padding: 24px 0;
    }
    
    .brand-name h1 {
        font-size: 1.75rem;
    }
    
    .tagline {
        font-size: 0.85rem;
    }
    
    .phone-link {
        font-size: 0.95rem;
        padding: 12px 20px;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .about, .services, .features, .products, .why-choose, .contacts {
        padding: 80px 0;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 60px 0;
    }
    
    .hero h2 {
        font-size: 2.5rem;
    }
    
    .hero-features {
        gap: 16px;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .why-grid {
        grid-template-columns: 1fr;
    }
    
    .contacts-grid {
        grid-template-columns: 1fr;
    }
    
    .about, .services, .features, .products, .why-choose, .contacts {
        padding: 60px 0;
    }
    
    .about-item, .service-card, .why-item, .contact-item {
        padding: 32px 24px;
    }
    
    .product-card h3 {
        padding: 20px 20px 10px;
    }
    
    .product-card p {
        padding: 0 20px;
    }
    
    .product-price {
        padding: 0 20px;
    }
    
    .product-card .btn-secondary {
        margin: 0 20px 20px;
    }
}