/* FEKETE - SÁRGA METRÓS TÉMA */
:root {
    --bg-main: #121212;        /* Mélyfekete háttér */
    --bg-card: #1e1e1e;        /* Sötétszürke kártyák */
    --text-main: #ffffff;      /* Fehér szöveg */
    --text-muted: #b0b0b0;    /* Világosszürke másodlagos szöveg */
    
    --yellow-primary: #f1c40f; /* Élénksárga */
    --yellow-hover: #d4ac0d;   /* Sötétebb sárga gombokhoz */
    
    --border-color: #333333;
    --radius: 8px;
}

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

body {
    background-color: var(--bg-main);
    color: var(--text-main);
    line-height: 1.6;
}

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

/* NAVIGÁCIÓ */
.header {
    background: #000000;
    border-bottom: 3px solid var(--yellow-primary);
    padding: 15px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

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

.logo {
    font-size: 2rem;
    font-weight: 900;
    color: #ffffff;
    text-decoration: none;
    letter-spacing: 1px;
}

.logo span {
    color: var(--yellow-primary);
}

/* HAMBURGER GOMB (Mobilhoz) */
.nav-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-main);
    font-size: 1.6rem;
    cursor: pointer;
    padding: 5px 10px;
}

.nav-toggle:focus {
    outline: none;
}

.nav-menu ul {
    display: flex;
    list-style: none;
    gap: 10px;
}

.nav-menu a {
    color: var(--text-main);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    padding: 8px 14px;
    border-radius: var(--radius);
    transition: 0.2s ease;
}

.nav-menu a:hover, 
.nav-menu a.active {
    color: #000000;
    background: var(--yellow-primary);
}

/* TARTALOM */
main {
    padding: 50px 0;
    min-height: calc(100vh - 150px);
}

.page-title {
    margin-bottom: 30px;
    border-bottom: 2px solid var(--border-color);
    padding-bottom: 15px;
}

.page-title h1 {
    font-size: 2.4rem;
    color: var(--yellow-primary);
}

.page-title p {
    color: var(--text-muted);
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 25px;
}

.card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-left: 5px solid var(--yellow-primary);
    border-radius: var(--radius);
    padding: 25px;
}

.card h3 {
    color: var(--yellow-primary);
    margin-bottom: 8px;
}

.btn-download {
    display: inline-block;
    background: var(--yellow-primary);
    color: #000000;
    padding: 10px 20px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 700;
    margin-top: 15px;
    transition: 0.2s ease;
    text-align: center;
}

.btn-download:hover {
    background: var(--yellow-hover);
    color: #000000;
}

/* LÁBLÉC */
footer {
    background: #000000;
    border-top: 1px solid var(--border-color);
    padding: 20px 0;
    text-align: center;
    color: var(--text-muted);
}

/* --- MOBILBARÁT (RESZPONZÍV) BEÁLLÍTÁSOK --- */
@media (max-width: 768px) {
    .nav-wrapper {
        position: relative;
    }

    .nav-toggle {
        display: block; /* Hamburger gomb megjelenítése mobilon */
    }

    .nav-menu {
        display: none; /* Alapból rejtett menü mobilon */
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: #000000;
        padding: 20px 0;
        box-shadow: 0 10px 20px rgba(0,0,0,0.8);
        border-bottom: 2px solid var(--yellow-primary);
        z-index: 1000;
    }

    .nav-menu.active {
        display: block; /* Megjelenik kattintásra */
    }

    .nav-menu ul {
        flex-direction: column;
        align-items: center;
        gap: 15px;
    }

    .nav-menu ul li a {
        display: block;
        width: 100%;
        text-align: center;
        font-size: 1.1rem;
        padding: 10px 20px;
    }

    .grid {
        grid-template-columns: 1fr !important;
    }

    .page-title h1 {
        font-size: 1.8rem;
    }
}