/* AbildskovUndervisning - abildskovundervisning.dk */
/* =====================================================
   MUS - REGNE-MEMORY
===================================================== */

.memory-board {
    width: min(96vw, 1000px);
    margin: 0 auto;
    padding: 4px;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: clamp(6px, 1.6vh, 12px);
}

.memory-progress { font-size: 0.95rem; opacity: 0.85; }

.memory-grid {
    display: grid;
    grid-template-columns: repeat(var(--memory-columns, 4), minmax(0, 1fr));
    gap: clamp(6px, 1.4vh, 10px);
    width: 100%;
}

.memory-card {
    position: relative;
    height: clamp(30px, calc((100vh - 290px) / var(--memory-rows, 4) - 8px), 84px);
    padding: 0;
    border-radius: 12px;
    border: 3px solid #770000;
    background: #1a0000;
    color: #ff4d4d;
    font-weight: 700;
    cursor: pointer;
    transition: transform 0.1s ease, background 0.15s ease;
}

.memory-card:hover:not(.open):not(.matched) { transform: translateY(-2px); background: #330000; }

.memory-card-back, .memory-card-front {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 4px;
    font-size: clamp(0.8rem, 3vh, 1.4rem);
}

.memory-card-back { font-size: clamp(1.2rem, 4vh, 1.8rem); opacity: 0.6; }
.memory-card-front { display: none; color: #fff; }

.memory-card.open { background: #330000; border-color: #ff4d4d; }
.memory-card.open .memory-card-back { display: none; }
.memory-card.open .memory-card-front { display: flex; }

.memory-card.answer.open { background: #1c1a00; border-color: #ffd44d; }

.memory-card.matched {
    background: #0e2a16;
    border-color: #7cd992;
    cursor: default;
    opacity: 0.85;
}