/* 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: #334155;
    background-color: #ffffff;
}

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

/* Header */
.header {
    background: #ffffff;
    padding: 20px 0;
    box-shadow: 0 2px 10px rgba(30, 58, 138, 0.1);
    position: sticky;
    top: 0;
    z-index: 100;
}

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

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

.brand-name {
    font-size: 24px;
    font-weight: 700;
    color: #1e3a8a;
    letter-spacing: -0.5px;
}

.header-contact .phone {
    font-weight: 600;
    color: #1e3a8a;
    font-size: 16px;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    padding: 80px 0 100px;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr;
    gap: 48px;
    text-align: center;
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 800;
    color: #1e3a8a;
    margin-bottom: 24px;
    line-height: 1.2;
}

.hero p {
    font-size: 1.25rem;
    color: #64748b;
    margin-bottom: 48px;
    line-height: 1.6;
}

.hero-features {
    display: flex;
    justify-content: center;
    gap: 48px;
    flex-wrap: wrap;
    margin-bottom: 48px;
}

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

.hero-image img {
    max-width: 100%;
    height: auto;
    max-height: 400px;
    width: 100%;
    object-fit: cover;
    border-radius: 16px;
    box-shadow: 0 8px 30px rgba(30, 58, 138, 0.15);
}

.feature-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.feature-icon {
    background: #ffffff;
    padding: 16px;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(30, 58, 138, 0.1);
}

.feature-item span {
    font-weight: 600;
    color: #1e3a8a;
    text-align: center;
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: #1e3a8a;
    margin-bottom: 16px;
    line-height: 1.3;
}

.section-header p {
    font-size: 1.125rem;
    color: #64748b;
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

/* Sections */
section {
    padding: 80px 0;
}

/* Center alignment for main content blocks */
.hero-centered,
.about-centered,
.features-centered,
.how-it-works-centered,
.products-centered,
.benefits-centered,
.installation-centered,
.subscription-centered {
    text-align: center;
}

.hero-centered .hero-content,
.about-centered .section-header,
.features-centered .section-header,
.how-it-works-centered .section-header,
.products-centered .section-header,
.benefits-centered .section-header,
.installation-centered .section-header,
.subscription-centered .section-header {
    text-align: center;
}

.about {
    background: #ffffff;
}

.about-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 32px;
}

/* Cards */
.card {
    background: #ffffff;
    padding: 40px 32px;
    border-radius: 20px;
    box-shadow: 0 4px 30px rgba(30, 58, 138, 0.08);
    border: 1px solid #f1f5f9;
    text-align: center;
}

.card-icon {
    background: #f8fafc;
    width: 64px;
    height: 64px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
}

.card h3 {
    font-size: 1.375rem;
    font-weight: 700;
    color: #1e3a8a;
    margin-bottom: 16px;
}

.card p {
    color: #64748b;
    line-height: 1.6;
}

/* Features Section */
.features {
    background: #f8fafc;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.feature-card {
    background: #ffffff;
    padding: 32px 24px;
    border-radius: 16px;
    border: 1px solid #e2e8f0;
}

.feature-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: #1e3a8a;
    margin-bottom: 12px;
}

.feature-card p {
    color: #64748b;
}

/* How It Works */
.how-it-works {
    background: #ffffff;
}

.steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 48px;
}

.step {
    text-align: center;
}

.step-number {
    background: linear-gradient(135deg, #84cc16, #65a30d);
    color: #ffffff;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: 700;
    margin: 0 auto 24px;
}

.step h3 {
    font-size: 1.375rem;
    font-weight: 700;
    color: #1e3a8a;
    margin-bottom: 16px;
}

.step p {
    color: #64748b;
    line-height: 1.6;
}

/* Products Section */
.products {
    background: #f8fafc;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
}

.product-card {
    background: #ffffff;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 4px 30px rgba(30, 58, 138, 0.08);
    border: 1px solid #e2e8f0;
}

.product-image {
    height: 200px;
    background: #f1f5f9;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 12px 12px 0 0;
}

.product-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: #1e3a8a;
    padding: 24px 24px 12px;
}

.product-card p {
    color: #64748b;
    padding: 0 24px;
    margin-bottom: 16px;
}

.price {
    font-size: 1.125rem;
    font-weight: 700;
    color: #f59e0b;
    padding: 0 24px;
    margin-bottom: 24px;
}

.cta-button {
    display: block;
    background: linear-gradient(135deg, #1e3a8a, #1e40af);
    color: #ffffff;
    text-align: center;
    padding: 16px 24px;
    margin: 0 24px 24px;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 600;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(30, 58, 138, 0.25);
}

.cta-button.secondary {
    background: linear-gradient(135deg, #84cc16, #65a30d);
}

.cta-button.secondary:hover {
    box-shadow: 0 8px 25px rgba(132, 204, 22, 0.25);
}

/* Benefits Section */
.benefits {
    background: #ffffff;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 48px;
}

.benefit-item {
    text-align: center;
}

.benefit-icon {
    background: #ffffff;
    border: 2px solid #f1f5f9;
    width: 64px;
    height: 64px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
}

.benefit-item h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: #1e3a8a;
    margin-bottom: 12px;
}

.benefit-item p {
    color: #64748b;
}

/* Installation & Subscription Sections */
.installation,
.subscription {
    background: #f8fafc;
}

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

.service-card,
.plan-card {
    background: #ffffff;
    padding: 40px 32px;
    border-radius: 20px;
    text-align: center;
    border: 2px solid #e2e8f0;
    position: relative;
}

.service-card.featured,
.plan-card.featured {
    border-color: #84cc16;
    transform: scale(1.05);
}

.service-card.featured::before,
.plan-card.featured::before {
    content: "Most Popular";
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: #84cc16;
    color: #ffffff;
    padding: 6px 20px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

.service-card h3,
.plan-card h3 {
    font-size: 1.375rem;
    font-weight: 700;
    color: #1e3a8a;
    margin-bottom: 16px;
}

.service-price,
.plan-price {
    font-size: 2rem;
    font-weight: 800;
    color: #f59e0b;
    margin-bottom: 24px;
}

.plan-price span {
    font-size: 1rem;
    color: #64748b;
    font-weight: 400;
}

.plan-card ul {
    list-style: none;
    text-align: left;
}

.plan-card li {
    padding: 8px 0;
    position: relative;
    padding-left: 24px;
}

.plan-card li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: #84cc16;
    font-weight: bold;
}

/* Contacts Section */
.contacts {
    background: #ffffff;
}

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

.contact-card {
    text-align: center;
    padding: 32px 24px;
    background: #f8fafc;
    border-radius: 16px;
    border: 1px solid #e2e8f0;
}

.contact-icon {
    background: #ffffff;
    width: 64px;
    height: 64px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    box-shadow: 0 4px 20px rgba(30, 58, 138, 0.1);
}

.contact-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: #1e3a8a;
    margin-bottom: 12px;
}

.contact-card p {
    color: #64748b;
    font-weight: 500;
}

/* Footer */
.footer {
    background: #1e3a8a;
    color: #ffffff;
    padding: 48px 0 24px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 32px;
    flex-wrap: wrap;
    gap: 24px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.footer-logo .brand-name {
    color: #ffffff;
}

.footer-links {
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
}

.footer-links a {
    color: #cbd5e1;
    text-decoration: none;
    font-weight: 500;
    white-space: nowrap;
}

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

.footer-bottom {
    border-top: 1px solid #334155;
    padding-top: 24px;
    text-align: center;
}

.footer-bottom p {
    color: #cbd5e1;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 16px;
    }
    
    .hero-content {
        gap: 32px;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .hero p {
        font-size: 1.125rem;
    }
    
    .hero-features {
        gap: 32px;
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
    
    .header-content {
        flex-direction: column;
        gap: 16px;
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-links {
        justify-content: center;
        gap: 16px;
    }
    
    section {
        padding: 60px 0;
    }
}