:root {
    --bg-color: #0a0a0a;
    --text-color: #e0e0e0;
    --accent-color: #ffffff;
    --secondary-color: #333333;
    --link-color: #a0a0a0;
    --font-main: 'Inter', sans-serif;
    --spacing-unit: 1rem;
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: var(--font-main);
    line-height: 1.6;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
}

a {
    color: var(--link-color);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

h1,
h2,
h3 {
    color: var(--accent-color);
    font-weight: 300;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 1.5rem;
}

/* Layout */
header {
    padding: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--secondary-color);
}

nav ul {
    list-style: none;
    display: flex;
    gap: 2rem;
}

main {
    padding: 4rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

footer {
    padding: 2rem;
    border-top: 1px solid var(--secondary-color);
    font-size: 0.8rem;
    color: var(--link-color);
    margin-top: 4rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-direction: row-reverse;
}

footer nav {
    margin-bottom: 0 !important;
}

@media (max-width: 768px) {
    footer {
        flex-direction: column;
        gap: 1rem;
    }
}

/* Specific Utilities */
.hero {
    text-align: center;
    margin-bottom: 4rem;
}

.hero img {
    max-width: 100%;
    height: auto;
    border: 1px solid var(--secondary-color);
    margin-bottom: 2rem;
}

.btn {
    display: inline-block;
    padding: 1rem 2rem;
    border: 1px solid var(--text-color);
    color: var(--text-color);
    text-transform: uppercase;
    font-size: 0.9rem;
    margin-top: 2rem;
}

.btn:hover {
    background: var(--text-color);
    color: var(--bg-color);
}

/* Forms */
input,
textarea {
    width: 100%;
    padding: 1rem;
    background: transparent;
    border: 1px solid var(--secondary-color);
    color: var(--text-color);
    margin-bottom: 1rem;
    font-family: var(--font-main);
}

input:focus,
textarea:focus {
    outline: none;
    border-color: var(--accent-color);
}

/* Responsive Design */
@media (max-width: 768px) {

    /* Header & Nav */
    header {
        flex-wrap: wrap;
        padding: 1.5rem 1rem;
        position: relative;
    }

    .logo {
        margin-bottom: 0;
        z-index: 1001;
    }

    /* Hamburger Styles */
    .hamburger {
        display: block;
        background: none;
        border: none;
        cursor: pointer;
        z-index: 1001;
        padding: 0.5rem;
    }

    .hamburger span {
        display: block;
        width: 25px;
        height: 2px;
        background: var(--accent-color);
        margin: 5px 0;
        transition: all 0.3s ease;
    }

    /* Hamburger Animation */
    .hamburger.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

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

    .hamburger.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }

    /* Mobile Menu Drawer */
    /* Mobile Menu Drawer */
    header nav {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100vh;
        background: var(--bg-color);
        /* Matches body bg */
        display: flex;
        align-items: center;
        justify-content: center;
        transform: translateX(100%);
        transition: transform 0.3s ease-in-out;
        z-index: 1000;
        border-left: 1px solid var(--secondary-color);
    }

    header nav.active {
        transform: translateX(0);
        box-shadow: -5px 0 15px rgba(0, 0, 0, 0.5);
    }

    header nav ul {
        flex-direction: column;
        gap: 2rem;
        align-items: center;
        text-align: center;
    }

    header nav ul li a {
        font-size: 1.5rem;
        font-weight: 300;
    }

    /* Typography */
    h1 {
        font-size: 2rem;
    }

    /* Layout */
    main {
        padding: 2rem 1rem;
    }

    .hero h3 {
        font-size: 1rem;
    }

    .explanatory-block {
        padding: 1rem;
    }

    /* Map Grid */
    .map-container {
        grid-template-columns: 1fr;
    }
}

@media (min-width: 769px) {
    .hamburger {
        display: none;
    }
}