/* ==========================================================================
   MillD Difference — flip cards
   ========================================================================== */

.milld-difference {
    margin-top: 2.5rem;
    padding-block: 3.5rem 4rem;
    background-color: #f7f9fa;
    border-radius: 12px;
}

.milld-difference__title {
    margin-bottom: 2.5rem;
    font-size: clamp(1.75rem, 4vw, 2.75rem);
    font-weight: 900;
    letter-spacing: 0.04em;
    line-height: 1.1;
    text-align: center;
}

.milld-difference__brand-way,
.milld-difference__brand-protein,
.milld-difference__brand-diff {
    color: #1c1c1c;
}

.milld-difference__brand-two {
    color: #ffcc00;
}

.milld-difference__brand-way,
.milld-difference__brand-protein {
    text-transform: uppercase;
}

.milld-difference__brand-diff {
    margin-left: 0.2em;
    font-weight: 900;
    text-transform: lowercase;
}

.milld-difference__grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1.25rem;
    align-items: stretch;
}

/* Flip card */
.milld-difference__card {
    perspective: 1200px;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.milld-difference__card-inner {
    display: grid;
    flex: 1;
    height: 100%;
    transform-style: preserve-3d;
    transition: transform 0.7s cubic-bezier(0.4, 0.2, 0.2, 1);
}

.milld-difference__card.is-flipped .milld-difference__card-inner,
.milld-difference__card.is-auto-active .milld-difference__card-inner {
    transform: rotateY(180deg);
}

@media (hover: hover) and (pointer: fine) {
    .milld-difference__grid:hover .milld-difference__card:hover .milld-difference__card-inner {
        transform: rotateY(180deg);
    }

    .milld-difference__grid.is-auto-rotating .milld-difference__card:hover .milld-difference__card-inner {
        transform: rotateY(180deg);
    }
}

.milld-difference__face {
    grid-area: 1 / 1;
    display: flex;
    flex-direction: column;
    height: 100%;
    min-height: 100%;
    overflow: hidden;
    border-radius: 14px;
    backface-visibility: hidden;
    box-shadow: 0 8px 24px rgba(26, 54, 93, 0.1);
}

.milld-difference__face--front {
    background-color: #ffffff;
}

.milld-difference__face--back {
    align-items: center;
    justify-content: center;
    padding: 2.5rem 1.5rem 2rem;
    background-color: #1a365d;
    transform: rotateY(180deg);
}

/* Front media — square with fade */
.milld-difference__media {
    position: relative;
    width: 100%;
    aspect-ratio: 1 / 1;
    overflow: hidden;
    background-color: #f7f9fa;
}

.milld-difference__image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    opacity: 0.94;
    transition: transform 0.6s ease, opacity 0.6s ease;
}

.milld-difference__card:hover .milld-difference__image,
.milld-difference__card.is-auto-active .milld-difference__image {
    transform: scale(1.04);
    opacity: 0.88;
}

.milld-difference__media-fade {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to bottom,
        transparent 0%,
        transparent 38%,
        rgba(255, 255, 255, 0.35) 62%,
        rgba(255, 255, 255, 0.85) 82%,
        #ffffff 100%
    );
    pointer-events: none;
    transition: opacity 0.6s ease;
}

.milld-difference__card:hover .milld-difference__media-fade,
.milld-difference__card.is-auto-active .milld-difference__media-fade {
    opacity: 1;
}

.milld-difference__flip-btn {
    position: absolute;
    top: 0.75rem;
    left: 0.75rem;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    padding: 0;
    border: none;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.92);
    color: #1c1c1c;
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(26, 54, 93, 0.15);
    transition: background-color 0.2s ease, color 0.2s ease, transform 0.2s ease;
}

.milld-difference__flip-btn:hover,
.milld-difference__flip-btn:focus-visible {
    background-color: #ffcc00;
    color: #1a365d;
    outline: none;
    transform: scale(1.05);
}

.milld-difference__flip-btn:focus-visible {
    outline: 2px solid #00aeef;
    outline-offset: 2px;
}

.milld-difference__flip-btn--back {
    top: 0.75rem;
    right: 0.75rem;
    left: auto;
    background-color: rgba(255, 255, 255, 0.12);
    color: #ffffff;
}

.milld-difference__flip-btn--back:hover,
.milld-difference__flip-btn--back:focus-visible {
    background-color: #ffcc00;
    color: #1a365d;
}

.milld-difference__badge {
    position: absolute;
    top: 0.75rem;
    right: 0.75rem;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background-color: #ffcc00;
    color: #1a365d;
    font-size: 0.75rem;
    font-weight: 800;
    line-height: 1;
}

/* Front content */
.milld-difference__content {
    display: flex;
    flex: 1;
    flex-direction: column;
    justify-content: flex-start;
    flex-shrink: 0;
    min-height: 8.75rem;
    padding: 0.25rem 1rem 1.25rem;
    text-align: center;
}

.milld-difference__heading {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 3.75rem;
    margin-bottom: 0.375rem;
    color: #1c1c1c;
    font-size: clamp(0.8125rem, 1.2vw, 0.9375rem);
    font-weight: 900;
    letter-spacing: 0.03em;
    line-height: 1.25;
    text-transform: uppercase;
}

.milld-difference__subtitle {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 2.75rem;
    margin-bottom: 0.875rem;
    color: #c5933f;
    font-family: Georgia, "Times New Roman", serif;
    font-size: clamp(0.875rem, 1.3vw, 1rem);
    font-style: italic;
    font-weight: 400;
    line-height: 1.35;
}

.milld-difference__divider {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-top: auto;
    color: #c5933f;
}

.milld-difference__divider::before,
.milld-difference__divider::after {
    content: "";
    flex: 1;
    max-width: 3.5rem;
    border-top: 1px dotted rgba(197, 147, 63, 0.65);
}

.milld-difference__icon {
    flex-shrink: 0;
}

/* Back face */
.milld-difference__back-number {
    position: absolute;
    top: 1rem;
    left: 1rem;
    color: #ffcc00;
    font-size: 1.125rem;
    font-weight: 900;
    letter-spacing: 0.04em;
}

.milld-difference__back-icon {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255, 255, 255, 0.06);
    pointer-events: none;
}

.milld-difference__back-text {
    position: relative;
    z-index: 1;
    max-width: 28ch;
    color: #ffffff;
    font-size: 0.9375rem;
    line-height: 1.65;
    text-align: center;
}

/* ==========================================================================
   Responsive
   ========================================================================== */

@media (max-width: 1024px) {
    .milld-difference__grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 1rem;
    }
}

@media (max-width: 768px) {
    .milld-difference {
        padding-block: 2.5rem 3rem;
    }

    .milld-difference__title {
        margin-bottom: 1.5rem;
    }

    .milld-difference__grid {
        display: flex;
        gap: 1rem;
        align-items: stretch;
        overflow-x: auto;
        scroll-snap-type: x mandatory;
        scroll-padding-inline: var(--container-padding);
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
        padding-bottom: 0.5rem;
    }

    .milld-difference__grid::-webkit-scrollbar {
        display: none;
    }

    .milld-difference__card {
        flex: 0 0 min(78vw, 280px);
        scroll-snap-align: start;
        height: auto;
        align-self: stretch;
    }
}

@media (prefers-reduced-motion: reduce) {
    .milld-difference__card-inner {
        transition: none;
    }
}