:root {
    --primary-color: #003366; /* Azul automotriz */
    --accent-color: #d9534f;  /* Rojo para resaltar */
    --text-light: #ffffff;
    --bg-dark: #1a1a1a;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: #f4f4f4;
}

/* --- Estilos del Header --- */
.main-header {
    background-color: var(--primary-color);
    color: var(--text-light);
    padding: 15px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 4px 10px rgba(0,0,0,0.2);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between; /* Logo a la izq, menú a la der */
    align-items: center;
    padding: 0 20px;
}

/* Area del Logo */
.logo-area {
    display: flex;
    align-items: center;
    gap: 15px;
}

.logo-img {
    height: 50px;
    width: auto;
    border-radius: 5px;
}

.site-title {
    font-size: 1.5rem;
    letter-spacing: 1px;
    text-transform: uppercase;
}

/* Navegación Desktop */
.nav-menu ul {
    display: flex;
    list-style: none;
    gap: 20px;
}

.nav-menu a {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
}

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

/* Botón Menú Hamburguesa */
.menu-btn {
    display: none;
    background: none;
    border: none;
    color: white;
    font-size: 1.8rem;
    cursor: pointer;
}

@media (max-width: 768px) {
    .menu-btn {
        display: block;
        z-index: 1001;
    }

    .nav-menu {
        display: flex;
        flex-direction: column;
        background-color: var(--primary-color);
        position: fixed;
        top: 0;
        right: -100%; /* Empieza escondido a la derecha */
        width: 70%;
        height: 100vh;
        padding-top: 80px;
        transition: right 0.4s ease-in-out;
        box-shadow: -5px 0 15px rgba(0,0,0,0.3);
    }

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

    .nav-menu ul {
        flex-direction: column;
        align-items: center;
        gap: 30px;
    }

    .nav-menu a {
        font-size: 1.2rem;
    }

    .site-title {
        font-size: 1.2rem;
    }
}