/* ====== GLOBAL ====== */
body {
    margin: 0;
    background: #000;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    color: #f5f5f5;
    text-align: center;
}

/* ====== HEADER ====== */
h1 {
    margin-top: 30px;
    font-size: 2.2rem;
}

p {
    font-size: 1rem;
    margin-bottom: 30px;
}

/* ====== CONTAINER ====== */
.container {
    width: 90%;
    max-width: 600px;
    margin: 0 auto;
}

/* ====== DETAILS DROPDOWNS ====== */
details {
    background: #111;
    border-radius: 16px;
    margin: 24px 0;
    padding: 0;
    border: 1px solid #333;
    overflow: hidden;
}

/* Summary = Card "Button" */
summary {
    list-style: none;
    cursor: pointer;
    padding: 40px 20px;
    font-size: 2rem;
    font-weight: 600;
    text-align: center;
    position: relative;
}

/* Pfeil entfernen */
summary::-webkit-details-marker {
    display: none;
}

/* Custom Pfeil */
summary::after {
    content: "▾";
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    transition: 0.2s;
}

details[open] summary::after {
    content: "▴";
}

/* Inhalt */
.content {
    padding: 0 20px 20px 20px;
    font-size: 1.2rem;
    line-height: 1.5;
}

/* ====== BUTTON "Weiter" ====== */
.for-btn {
    display: block;
    margin: 10px auto 0 auto;
    width: 70%;
    padding: 16px;

    background: #4025a8;
    color: #000;
    border-radius: 12px;
    font-size: 1.3rem;
    font-weight: 700;
    text-decoration: none;
    border: none;
}

.for-btn:hover {
    background: #7b6de1;
}

/* ====== MOBILE OPTIMIZATION ====== */
@media (max-width: 600px) {

    h1 {
        font-size: 1.8rem;
        margin-top: 20px;
    }

    p {
        font-size: 0.95rem;
        margin-bottom: 20px;
    }

    summary {
        padding: 30px 16px;
        font-size: 1.6rem;
    }

    .for-btn {
        width: 90%;
        font-size: 1.2rem;
        padding: 14px;
    }

    .content {
        font-size: 1.05rem;
        padding: 0 12px 16px 12px;
    }
}