:root {
    --primary: #4F7942;
    /* Sage Green */
    --primary-dark: #2E473B;
    --secondary: #D4A373;
    /* Earthy accent */
    --text: #1A1C19;
    --text-light: #5A5E59;
    --bg: #FFFFFF;
    --bg-alt: #F9FBF9;
    --bg-footer: #1A1C19;
    --glass: rgba(255, 255, 255, 0.9);
    --shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    --border: rgba(79, 121, 66, 0.1);
    --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    line-height: 1.6;
    color: var(--text);
    background-color: var(--bg);
    overflow-x: hidden;
}

h1,
h2,
h3 {
    line-height: 1.2;
    margin-bottom: 1rem;
    color: var(--primary);
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul {
    list-style: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Header & Nav */
header {
    background: var(--glass);
    backdrop-filter: blur(10px);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.nav-links {
    display: flex;
    gap: 2rem;
    align-items: center;
    margin-left: auto;
    margin-right: 2rem;
}

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

.lang-switch {
    display: flex;
    gap: 0.5rem;
    border-left: 1px solid #ddd;
    padding-left: 1.5rem;
    font-weight: 600;
    font-size: 0.9rem;
}

.lang-switch a.active {
    color: var(--primary);
    text-decoration: underline;
}

/* Hero Section */
.hero {
    height: 80vh;
    display: flex;
    align-items: center;
    background: linear-gradient(rgba(0, 0, 0, 0.4), rgba(0, 0, 0, 0.4)), url('../img/hero-bg.jpg') center/cover no-repeat;
    color: #fff;
    text-align: center;
    margin-top: 80px;
}

.hero h1 {
    font-size: 3.5rem;
    color: #fff;
    margin-bottom: 1.5rem;
}

.hero p {
    font-size: 1.2rem;
    max-width: 700px;
    margin: 0 auto 2rem;
}

.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    background: var(--primary);
    color: #fff;
    border-radius: 50px;
    font-weight: 600;
    transition: var(--transition);
    border: none;
    cursor: pointer;
}

.btn:hover {
    background: var(--primary-light);
    transform: translateY(-3px);
    box-shadow: var(--shadow);
}

/* Features/Services */
.section {
    padding: 5rem 0;
}

.section-title {
    text-align: center;
    margin-bottom: 3rem;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.card {
    background: var(--bg-alt);
    padding: 2.5rem;
    border-radius: 20px;
    border: 1px solid rgba(0, 0, 0, 0.05);
    transition: var(--transition);
}

.card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow);
}

.card i {
    font-size: 2.5rem;
    color: var(--secondary);
    margin-bottom: 1.5rem;
    display: block;
}

/* Footer */
footer {
    background: #1a1a1a;
    color: #fff;
    padding: 4rem 0 2rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #333;
    font-size: 0.9rem;
    color: #999;
}

/* Mobile Menu Toggle */
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    background: none;
    border: none;
    padding: 10px;
    z-index: 1001;
}

.menu-toggle span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--primary);
    transition: var(--transition);
}

/* Responsive */
@media (max-width: 768px) {
    .menu-toggle {
        display: flex;
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 70%;
        height: 100vh;
        background: var(--bg);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        transition: 0.4s ease-in-out;
        box-shadow: -5px 0 15px rgba(0, 0, 0, 0.1);
        margin: 0;
        z-index: 1000;
    }

    .nav-links.active {
        right: 0;
    }

    .nav-links li {
        margin: 1.5rem 0;
    }

    .lang-switch {
        border-left: none;
        padding-left: 0;
        margin-top: 2rem;
    }

    .hero h1 {
        font-size: 2.5rem;
    }
}