:root {
    /* Color Palette - Minimalist & Clean */
    --primary-color: #5D737E;
    /* Soft Slate Blue */
    --secondary-color: #A9B4C2;
    /* Light Greyish Blue */
    --accent-color: #64B6AC;
    /* Muted Teal */
    --background-color: #FFFFFF;
    --text-color: #333333;
    --light-bg: #F9FAFB;
    --border-color: #E5E7EB;

    /* Typography */
    --font-heading: 'Inter', sans-serif;
    /* Modern Sans-Serif */
    --font-body: 'Inter', sans-serif;

    /* Spacing */
    --container-width: 1200px;
}

/* Reset & Basics */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: var(--font-body);
    background-color: var(--background-color);
    color: var(--text-color);
    line-height: 1.6;
}

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

ul {
    list-style: none;
}

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

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    font-weight: 300;
    /* Light weight for minimalist feel */
    margin-bottom: 1rem;
    color: var(--primary-color);
}

/* Layout */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
header {
    background-color: var(--background-color);
    border-bottom: 1px solid var(--border-color);
    padding: 20px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 300;
    letter-spacing: 2px;
    text-transform: uppercase;
}

nav ul {
    display: flex;
    gap: 10px;
}

nav a {
    font-size: 0.9rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--text-color);
}

nav a:hover {
    color: var(--accent-color);
}

.lang-switch {
    margin-left: 50px;
    font-size: 0.8rem;
    color: var(--secondary-color);
}

.lang-switch form {
    display: flex;
    gap: 15px;
    align-items: center;
}

.lang-btn {
    background: none;
    border: none;
    cursor: pointer;
    font-family: var(--font-body);
    font-size: 0.85rem;
    color: var(--secondary-color);
    text-transform: uppercase;
    padding: 2px 0;
    transition: all 0.3s ease;
    letter-spacing: 1px;
}

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

.lang-btn.active {
    font-weight: 600;
    color: var(--primary-color);
    border-bottom: 2px solid var(--accent-color);
}

/* Hero Section */
.hero {
    height: 60vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background-color: var(--light-bg);
    /* Placeholder for image */
    position: relative;
    overflow: hidden;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.hero p {
    font-size: 1.2rem;
    color: var(--secondary-color);
    max-width: 600px;
    margin: 0 auto;
}

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

.section-title {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 40px;
    letter-spacing: 1px;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 30px;
    border: 1px solid var(--primary-color);
    color: var(--primary-color);
    border-radius: 2px;
    letter-spacing: 1px;
    text-transform: uppercase;
    font-size: 0.9rem;
    margin-top: 20px;
}

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

/* Footer */
footer {
    background-color: var(--light-bg);
    padding: 40px 0;
    text-align: center;
    color: var(--secondary-color);
    font-size: 0.9rem;
    border-top: 1px solid var(--border-color);
}

/* Utility */
.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
}

/* Hamburger Menu */
.hamburger {
    display: none;
    cursor: pointer;
    background: none;
    border: none;
}

.bar {
    display: block;
    width: 25px;
    height: 3px;
    margin: 5px auto;
    -webkit-transition: all 0.3s ease-in-out;
    transition: all 0.3s ease-in-out;
    background-color: var(--text-color);
}

@media (max-width: 768px) {
    .hamburger {
        display: block;
    }

    .hamburger.active .bar:nth-child(2) {
        opacity: 0;
    }

    .hamburger.active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }

    .hamburger.active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        /* Adjust if header height changes */
        gap: 0;
        flex-direction: column;
        background-color: var(--background-color);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        z-index: 999;
        border-bottom: 1px solid var(--border-color);
    }

    .nav-menu ul {
        flex-direction: column;
        padding: 20px 0;
        gap: 20px;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-menu li {
        margin: 10px 0;
    }
}