:root {
    --primary-color: #00AF62;
    --secondary-color: #22343B;
    --text-color: #333333;
    --light-gray: #f9f9f9;
    --white: #ffffff;
    --font-primary: 'Montserrat', sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    line-height: 1.6;
    color: var(--text-color);
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    display: block;
}

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

/* Header */
header {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    transition: all 0.3s ease;
    background: transparent;
}

header.sticky {
    position: fixed;
    background: var(--primary-color);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 90px;
}

.logo img {
    height: 45px;
}

.nav-links {
    display: flex;
    gap: 20px;
}

.nav-links li a {
    font-weight: 600;
    text-transform: uppercase;
    font-size: 13px;
    color: var(--white);
    letter-spacing: 0.5px;
}

.nav-links li a:hover,
.nav-links li a.active {
    color: #ccffdd;
}

.mobile-menu-btn {
    display: none;
    font-size: 24px;
    cursor: pointer;
    color: var(--white);
}

/* Hero Section */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    color: var(--white);
    background-attachment: fixed !important;
}

.hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.4);
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    padding: 0 20px;
}

.hero-content h1 {
    font-size: clamp(40px, 8vw, 70px);
    font-weight: 800;
    margin-bottom: 20px;
    line-height: 1.1;
    text-transform: uppercase;
}

.hero-content p {
    font-size: 18px;
    margin-bottom: 40px;
    font-weight: 400;
}

.scroll-down {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1;
    color: var(--white);
    font-size: 24px;
    animation: bounce 2s infinite;
}

@keyframes bounce {

    0%,
    20%,
    50%,
    80%,
    100% {
        transform: translateY(0) translateX(-50%);
    }

    40% {
        transform: translateY(-10px) translateX(-50%);
    }

    60% {
        transform: translateY(-5px) translateX(-50%);
    }
}

/* Sections */
.section {
    padding: 100px 0;
}

.section-title {
    margin-bottom: 50px;
}

.section-title h4 {
    color: var(--primary-color);
    text-transform: uppercase;
    font-weight: 600;
    font-size: 14px;
    letter-spacing: 2px;
    margin-bottom: 10px;
}

.section-title h2 {
    font-size: 32px;
    font-weight: 800;
    text-transform: uppercase;
    line-height: 1.2;
}

.text-content p {
    margin-bottom: 20px;
    font-size: 16px;
    color: #555;
}

/* Rows & Grid */
.row {
    display: flex;
    flex-wrap: wrap;
    gap: 40px;
    align-items: center;
}

.col-half {
    flex: 1;
    min-width: 300px;
}

.items-center {
    align-items: center;
}

/* Product Preview Cards */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.product-preview-card {
    background: #fff;
    padding: 40px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    border-radius: 5px;
    transition: transform 0.3s ease;
}

.product-preview-card:hover {
    transform: translateY(-10px);
}

.product-preview-card img {
    margin: 0 auto 30px;
    max-height: 200px;
}

.product-preview-card h3 {
    margin-bottom: 20px;
    font-size: 24px;
}

.product-preview-card p {
    margin-bottom: 5px;
    color: #666;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 15px 35px;
    background: var(--primary-color);
    color: var(--white);
    font-weight: 700;
    text-transform: uppercase;
    font-size: 14px;
    letter-spacing: 1px;
    border-radius: 2px;
    transition: all 0.3s ease;
}

.btn:hover {
    background: var(--secondary-color);
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--white);
}

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

/* Footer */
.footer-cta {
    background: linear-gradient(rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.6)), url('../assets/img/sub-foot-hero-archi.jpg') center center/cover;
    padding: 100px 0;
    text-align: center;
    color: var(--white);
}

.footer-cta h4 {
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 15px;
}

.footer-cta h2 {
    font-size: 36px;
    margin-bottom: 30px;
}

footer {
    background: var(--secondary-color);
    color: var(--white);
    padding: 80px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 50px;
}

.footer-col h4 {
    margin-bottom: 25px;
    font-size: 18px;
    text-transform: uppercase;
    position: relative;
    padding-bottom: 10px;
}

.footer-col h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 2px;
    background: var(--primary-color);
}

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

.footer-links li a {
    color: #adb5bd;
    font-size: 15px;
}

.footer-links li a:hover {
    color: var(--primary-color);
    padding-left: 5px;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 30px;
    text-align: center;
    font-size: 14px;
    color: #adb5bd;
}

/* Mobile Responsive */
@media (max-width: 1024px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 90px;
        left: 0;
        width: 100%;
        background: var(--primary-color);
        flex-direction: column;
        padding: 20px;
        text-align: center;
        gap: 15px;
    }

    .nav-links.active {
        display: flex;
    }

    .mobile-menu-btn {
        display: block;
    }
}

@media (max-width: 768px) {
    .navbar {
        height: 70px;
    }

    .hero-content h1 {
        font-size: 40px;
    }

    .section {
        padding: 60px 0;
    }

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