/**
 * Card Flip Grid - Académie des Étoiles
 */

.ade-card-flip { margin: var(--ade-space-2xl) 0; }

.ade-card-flip__container {
    /* Removed bulky white wrapper */
    background: transparent;
    padding: var(--ade-space-lg) 0;
}

.ade-card-flip__heading {
    font-size: var(--ade-font-size-large);
    font-weight: 600;
    color: var(--ade-primary-dark);
    margin: 0 0 var(--ade-space-xl) 0;
    text-align: center;
}

.ade-card-flip__controls {
    display: flex;
    justify-content: center;
    margin-bottom: var(--ade-space-lg);
}

.ade-card-flip__flip-all {
    display: flex;
    align-items: center;
    gap: var(--ade-space-sm);
    padding: var(--ade-space-sm) var(--ade-space-lg);
    background: var(--ade-white);
    border: 2px solid var(--ade-primary);
    color: var(--ade-primary);
    border-radius: 8px;
    font-weight: 600;
    font-size: var(--ade-font-size-small);
    cursor: pointer;
    transition: all 0.2s ease;
}

.ade-card-flip__flip-all:hover {
    background: var(--ade-primary);
    color: var(--ade-white);
}

.ade-card-flip__grid {
    display: grid;
    gap: var(--ade-space-lg);
}

.ade-card-flip__grid--cols-2 { grid-template-columns: repeat(2, 1fr); }
.ade-card-flip__grid--cols-3 { grid-template-columns: repeat(3, 1fr); }
.ade-card-flip__grid--cols-4 { grid-template-columns: repeat(4, 1fr); }

.ade-card-flip__card-wrapper {
    perspective: 1000px;
    height: 250px;
}

.ade-card-flip__card {
    position: relative;
    width: 100%;
    height: 100%;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    transition: transform 0.1s ease;
}

.ade-card-flip__card:hover {
    transform: scale(1.02);
}

.ade-card-flip__card:focus {
    outline: 3px solid rgba(155, 81, 224, 0.3);
    outline-offset: 4px;
}

.ade-card-flip__card-inner {
    position: relative;
    width: 100%;
    height: 100%;
    transition: transform 0.6s !important;
    transform-style: preserve-3d;
}

.ade-card-flip__card--flipped .ade-card-flip__card-inner {
    transform: rotateY(180deg);
}

.ade-card-flip__card-front,
.ade-card-flip__card-back {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    backface-visibility: hidden;
    border-radius: 12px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--ade-space-xl);
    box-shadow: var(--ade-shadow-md);
    box-sizing: border-box;
}

.ade-card-flip__card-front {
    background: linear-gradient(135deg, rgba(155, 81, 224, 0.1) 0%, rgba(202, 179, 255, 0.1) 100%);
    border: 2px solid rgba(155, 81, 224, 0.2);
}

.ade-card-flip__front-icon {
    font-size: 48px;
    margin-bottom: var(--ade-space-md);
}

.ade-card-flip__front-title {
    font-size: var(--ade-font-size-large);
    font-weight: 700;
    color: var(--ade-primary-dark);
    margin: 0 0 var(--ade-space-sm) 0;
    text-align: center;
}

.ade-card-flip__flip-hint {
    font-size: var(--ade-font-size-small);
    color: var(--ade-gray);
    text-align: center;
    font-style: italic;
    margin-top: auto;
}

.ade-card-flip__card-back {
    background: linear-gradient(135deg, var(--ade-primary) 0%, var(--ade-primary-dark) 100%);
    color: var(--ade-white);
    transform: rotateY(180deg);
}

.ade-card-flip__back-content {
    width: 100%;
    text-align: center;
}

.ade-card-flip__back-content p {
    margin: var(--ade-space-sm) 0;
    line-height: 1.6;
    font-size: var(--ade-font-size-base);
}

.ade-card-flip__back-content p:first-child {
    margin-top: 0;
}

.ade-card-flip__back-content p:last-child {
    margin-bottom: 0;
}

.ade-card-flip__back-content strong {
    font-weight: 700;
}

.ade-card-flip__back-content ul,
.ade-card-flip__back-content ol {
    text-align: left;
    padding-left: var(--ade-space-lg);
}

/* Responsive */
@media screen and (max-width: 1024px) {
    .ade-card-flip__grid--cols-4 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media screen and (max-width: 768px) {
    .ade-card-flip__container {
        padding: var(--ade-space-lg);
    }

    .ade-card-flip__grid--cols-2,
    .ade-card-flip__grid--cols-3,
    .ade-card-flip__grid--cols-4 {
        grid-template-columns: 1fr;
    }

    .ade-card-flip__card-wrapper {
        height: 200px;
    }

    .ade-card-flip__card-front,
    .ade-card-flip__card-back {
        padding: var(--ade-space-lg);
    }

    .ade-card-flip__front-icon {
        font-size: 36px;
    }

    .ade-card-flip__front-title {
        font-size: var(--ade-font-size-base);
    }

    .ade-card-flip__flip-hint {
        font-size: 0.75rem;
    }
}