/* Flip Card Slider Section */
.flip-card-slider {
    padding: 6rem 2rem;
    /* background: #f9f9f9; */
    overflow: hidden;
}

.flip-card-slider h2 {
    text-align: center;
    font-size: 3rem;
    margin-bottom: 4rem;
    letter-spacing: 2px;
    color: #333;
}

.slider-container {
    position: relative;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 4rem;
}

.card-track {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    transition: transform 0.5s ease;
}

/* Flip Card Styles */
.flip-card {
    background-color: transparent;
    perspective: 1000px;
    min-height: 350px;
    transition: min-height 0.6s ease;
}

.flip-card.flipped {
    min-height: 450px;
}

.flip-card-inner {
    position: relative;
    width: 100%;
    height: 100%;
    min-height: min-content;
    text-align: left;
    transition: transform 0.6s, min-height 0.6s ease;
    transform-style: preserve-3d;
    cursor: pointer;
}

.flip-card.flipped .flip-card-back {
    transform: rotateY(180deg);
    min-height: 450px;
}

.flip-card-front, .flip-card-back {
    position: absolute;
    width: 100%;
    height: 100%;
    min-height: min-content;
    font-size: 1.6rem;
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
    border-radius: 12px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    display: flex;
    flex-direction: column;
    justify-content: space-around;
    align-items: center;
    padding: 2rem;
    transition: min-height 0.6s ease;
}

.flip-card.flipped .flip-card-front,
.flip-card.flipped .flip-card-back {
    min-height: min-content;
}

.flip-card-front {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;

    img {
        width: auto;
        height: 75%;
    }
}

.flip-card-front h3 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.flip-card-front p {
    /* font-size: 1.2rem; */
    margin-bottom: 1rem;
    line-height: 1.6;
}

.flip-card-back {
    background: linear-gradient(135deg, #2980b9 0%, #1a5490 100%);
    color: white;
    transform: rotateY(180deg);
}

.flip-card-back h3 {
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
}

.flip-card-back p {
    /* font-size: 1.1rem; */
    line-height: 1.6;
    /* font-size: 1.4rem; */
    /* margin-bottom: 2rem; */
    /* padding-top: 2rem; */
    white-space: pre-line;
}
.level-2-back {
    min-height: max-content;
}

/* Flip Buttons */
.flip-btn, .flip-btn-back, .flip-btn-back-2, .flip-btn-locations {
    padding: 0.8rem 2rem;
    background: rgba(255, 255, 255, 0.2);
    border: 2px solid white;
    color: white;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 25px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.flip-btn:hover, .flip-btn-back:hover {
    background: white;
    color: #667eea;
    transform: scale(1.05);
}

/* Navigation Arrows */
.slider-arrows {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 100%;
    left: 0;
    display: flex;
    justify-content: space-between;
    pointer-events: none;
    z-index: 100;
}

.slider-arrows i {
    pointer-events: auto;
    cursor: pointer;
    font-size: 2rem;
    color: #333;
    background: rgba(255, 255, 255, 0.9);
    padding: 1rem;
    border-radius: 50%;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.slider-arrows i:hover {
    background: #667eea;
    color: white;
    transform: scale(1.1);
}

/* Hide cards that shouldn't be visible */
.flip-card {
    display: block;
}

.flip-card.hidden-card {
    display: none;
}

.hidden {
    display: none;
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .slider-container {
        padding: 0 3rem;
    }

    .card-track {
        grid-template-columns: 1fr;
        gap: 0;
    }

    .flip-card {
        min-height: 400px;
    }

    .flip-card.flipped {
        min-height: 500px;
    }

    .flip-card-inner {
        min-height: 400px;
    }

    .flip-card.flipped .flip-card-inner {
        min-height: 500px;
    }

    .flip-card-front, .flip-card-back {
        min-height: 400px;
    }

    .flip-card.flipped .flip-card-front,
    .flip-card.flipped .flip-card-back {
        min-height: 500px;
    }

    .slider-arrows i {
        font-size: 1.5rem;
        padding: 0.8rem;
    }
}

@media (max-width: 480px) {
    .flip-card-slider {
        padding: 4rem 1rem;
    }

    .slider-container {
        padding: 0 2.5rem;
    }
}