:root {
    --primary-color: #0A66C2;
    --primary-light: #4791E6;
    --primary-dark: #004182;
    --secondary-color: #25D366; /* WhatsApp Green */
    --text-primary: #1F2937;
    --text-secondary: #4B5563;
    --bg-main: #F9FAFB;
    --bg-card: #FFFFFF;
    --border-color: #E5E7EB;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: 'Inter', sans-serif;
    color: var(--text-primary);
    background-color: var(--bg-main);
    line-height: 1.6;
    scroll-behavior: smooth;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Outfit', sans-serif;
    font-weight: 800;
}

a {
    text-decoration: none;
    color: inherit;
}

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

/* Navbar */
.navbar {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--border-color);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo img {
    height: 60px;
    object-fit: contain;
}

.nav-links {
    display: flex;
    gap: 32px;
    align-items: center;
}

.nav-links a {
    font-weight: 600;
    color: var(--text-primary);
    transition: var(--transition);
}

.nav-links a:hover:not(.btn) {
    color: var(--primary-color);
}

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

.btn-large {
    padding: 16px 32px;
    font-size: 18px;
}

.btn-primary {
    background-color: var(--primary-color);
    color: white !important;
    box-shadow: 0 4px 14px 0 rgba(10, 102, 194, 0.39);
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(10, 102, 194, 0.23);
}

.btn-secondary {
    background-color: var(--secondary-color);
    color: white !important;
    box-shadow: 0 4px 14px 0 rgba(37, 211, 102, 0.39);
}

.btn-secondary:hover {
    background-color: #1DA851;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.23);
}

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

.btn-outline:hover {
    background-color: var(--primary-light);
    color: white !important;
    border-color: var(--primary-light);
}

/* Hero Section */
.hero {
    position: relative;
    padding: 180px 0 120px;
    overflow: hidden;
    background: linear-gradient(135deg, #f0f7ff 0%, #ffffff 100%);
}

.hero-background {
    position: absolute;
    top: -50%;
    left: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(71,145,230,0.1) 0%, rgba(255,255,255,0) 70%);
    border-radius: 50%;
    z-index: 0;
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 800px;
}

.hero-title {
    font-size: 4rem;
    line-height: 1.1;
    margin-bottom: 24px;
    color: #111827;
}

.highlight {
    background: linear-gradient(120deg, var(--primary-color), var(--primary-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
}

.hero-cta {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

/* Products Section */
.products-section {
    padding: 100px 0;
    background-color: var(--bg-card);
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 16px;
}

.section-subtitle {
    text-align: center;
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: 60px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

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

.product-card {
    background: white;
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 40px 32px;
    text-align: center;
    transition: var(--transition);
    position: relative;
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px -10px rgba(0,0,0,0.1);
    border-color: var(--primary-light);
}

.product-card.featured {
    border-color: var(--primary-color);
    box-shadow: 0 10px 30px -5px rgba(10, 102, 194, 0.15);
}

.product-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary-color);
    color: white;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
}

.product-icon {
    width: 80px;
    height: 80px;
    background: #f0f7ff;
    color: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    margin: 0 auto 24px;
}

.product-card h3 {
    font-size: 1.5rem;
    margin-bottom: 16px;
}

.product-card p {
    color: var(--text-secondary);
    margin-bottom: 32px;
    min-height: 80px;
}

.price-tag {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
}

.currency {
    font-size: 1.2rem;
    color: var(--text-secondary);
}

.period {
    font-size: 1rem;
    color: var(--text-secondary);
}

.product-card .btn {
    width: 100%;
}

/* Contact Section */
.contact-section {
    padding: 100px 0;
    background: linear-gradient(to right, #001220, var(--primary-dark));
    color: white;
}

.contact-card {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.contact-card h2 {
    font-size: 2.5rem;
    margin-bottom: 16px;
}

.contact-card p {
    font-size: 1.2rem;
    opacity: 0.9;
    margin-bottom: 48px;
}

.contact-methods {
    display: flex;
    justify-content: center;
    gap: 24px;
    flex-wrap: wrap;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 12px;
    background: rgba(255,255,255,0.1);
    border: 1px solid rgba(255,255,255,0.2);
    padding: 16px 32px;
    border-radius: 50px;
    font-size: 1.2rem;
    font-weight: 600;
    transition: var(--transition);
}

.contact-item:hover {
    background: rgba(255,255,255,0.2);
    transform: translateY(-3px);
}

.contact-item.whatsapp {
    background: rgba(37, 211, 102, 0.2);
    border-color: var(--secondary-color);
}

.contact-item.whatsapp:hover {
    background: rgba(37, 211, 102, 0.3);
}

/* Footer */
footer {
    background: white;
    padding: 40px 0;
    border-top: 1px solid var(--border-color);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

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

.footer-logo img {
    height: 40px;
    object-fit: contain;
}

.footer-logo p {
    font-weight: 800;
    font-family: 'Outfit';
    font-size: 1.2rem;
    color: var(--text-primary);
}

.footer-copyright {
    color: var(--text-secondary);
}

/* Responsive */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .nav-links {
        display: none; /* simple mobile approach */
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    .contact-item {
        width: 100%;
        justify-content: center;
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
}