:root {
    --primary-color: #00b4d8;
    --secondary-color: #0077b6;
    --dark-neutral: #1d2d44;
    --light-bg: #f8f9fa;
    --text-main: #333333;
    --text-muted: #666666;
    --white: #ffffff;
}

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

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

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

.divider {
    width: 60px;
    height: 4px;
    background-color: var(--primary-color);
    margin: 15px auto 30px auto;
    border-radius: 2px;
}

header {
    background-color: var(--white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    position: sticky;
    top: 0;
    z-index: 1000;
}

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

.logo {
    font-size: 24px;
    font-weight: 300;
    color: var(--dark-neutral);
    letter-spacing: 0.5px;
}

.logo-bold {
    font-weight: 700;
    color: var(--primary-color);
}

.nav-links {
    display: flex;
    list-style: none;
    align-items: center;
}

.nav-links li {
    margin-left: 30px;
}

.nav-links a {
    text-decoration: none;
    color: var(--dark-neutral);
    font-weight: 600;
    transition: color 0.3s ease;
}

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

.btn-primary {
    background-color: var(--primary-color);
    color: var(--white) !important;
    padding: 10px 20px;
    border-radius: 5px;
    transition: background-color 0.3s ease !important;
}

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

.hero {
    background: linear-gradient(135deg, rgba(29, 45, 68, 0.9), rgba(0, 119, 182, 0.8)), url('https://images.unsplash.com/photo-1586015555751-63bb77f4322a?q=80&w=1200') no-repeat center center/cover;
    height: 80vh;
    display: flex;
    align-items: center;
    color: var(--white);
    text-align: center;
}

.hero-content h1 {
    font-size: 48px;
    margin-bottom: 20px;
    font-weight: 700;
}

.hero-content p {
    font-size: 18px;
    margin-bottom: 40px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    opacity: 0.9;
}

.hero-actions a {
    text-decoration: none;
    padding: 15px 30px;
    font-weight: 600;
    border-radius: 5px;
    margin: 0 10px;
    display: inline-block;
}

.btn-cta {
    background-color: var(--primary-color);
    color: var(--white);
    transition: background 0.3s ease;
}

.btn-cta:hover {
    background-color: var(--secondary-color);
}

.btn-secondary {
    border: 2px solid var(--white);
    color: var(--white);
    transition: all 0.3s ease;
}

.btn-secondary:hover {
    background-color: var(--white);
    color: var(--dark-neutral);
}

section {
    padding: 80px 0;
}

.about-section {
    text-align: center;
    background-color: var(--light-bg);
}

.about-section p {
    max-width: 800px;
    margin: 0 auto;
    font-size: 17px;
    color: var(--text-muted);
}

.products-section {
    text-align: center;
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.product-card {
    background: var(--white);
    padding: 40px 30px;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
    border: 1px solid rgba(0, 0, 0, 0.03);
    transition: transform 0.3s ease;
}

.product-card:hover {
    transform: translateY(-5px);
}

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

.product-card h3 {
    margin-bottom: 15px;
    color: var(--dark-neutral);
}

.product-card p {
    color: var(--text-muted);
    font-size: 14px;
}

.contact-section {
    background-color: var(--light-bg);
    text-align: center;
}

.contact-wrapper {
    max-width: 600px;
    margin: 0 auto;
}

.contact-form input, 
.contact-form textarea {
    width: 100%;
    padding: 15px;
    margin-bottom: 20px;
    border: 1px solid #dddddd;
    border-radius: 5px;
    font-family: inherit;
    font-size: 15px;
}

.contact-form input:focus, 
.contact-form textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.btn-submit {
    width: 100%;
    background-color: var(--dark-neutral);
    color: var(--white);
    padding: 15px;
    border: none;
    border-radius: 5px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.btn-submit:hover {
    background-color: var(--secondary-color);
}

footer {
    background-color: var(--dark-neutral);
    color: #a0aec0;
    text-align: center;
    padding: 30px 0;
    font-size: 14px;
}

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

@media (max-width: 768px) {
    .navbar {
        flex-direction: column;
    }
    .nav-links {
        margin-top: 20px;
    }
    .nav-links li {
        margin: 0 15px;
    }
    .hero-content h1 {
        font-size: 32px;
    }
}