/* ================= CASE STUDY MODAL ================= */
.case-modal {
    position: fixed;
    inset: 0;
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s cubic-bezier(0.4, 0, 0.2, 1),
        visibility 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.case-modal.is-open {
    opacity: 1;
    visibility: visible;
}

.case-modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    cursor: pointer;
}

.case-modal-content {
    position: relative;
    width: 90%;
    max-width: 1100px;
    max-height: 90vh;
    background: linear-gradient(to bottom, rgba(20, 20, 20, 0.98), rgba(10, 10, 10, 0.98));
    border: 1px solid var(--hair-strong);
    border-radius: var(--r-lg);
    box-shadow: 0 40px 120px rgba(0, 0, 0, 0.9);
    overflow: hidden;
    transform: scale(0.9) translateY(20px);
    transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.case-modal.is-open .case-modal-content {
    transform: scale(1) translateY(0);
}

.case-modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: 1px solid var(--hair-strong);
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(10px);
    color: var(--fg);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 10;
    transition: transform 0.25s ease, border-color 0.25s ease, background 0.25s ease;
}

.case-modal-close:hover {
    transform: scale(1.1);
    border-color: rgba(255, 255, 255, 0.3);
    background: rgba(0, 0, 0, 0.8);
}

.case-modal-close:focus {
    outline: 2px solid rgba(255, 255, 255, 0.5);
    outline-offset: 2px;
}

.case-modal-body {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    padding: 40px;
    max-height: calc(90vh - 100px);
    overflow-y: auto;
    overflow-x: hidden;
}

.case-modal-image-wrapper {
    position: relative;
    border-radius: var(--r-md);
    overflow: hidden;
    aspect-ratio: 3 / 4;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0.01));
    width: 100%;
    max-width: 100%;
}

.case-modal-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.case-modal-info {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.case-modal-category {
    display: inline-block;
    padding: 6px 14px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid var(--hair);
    border-radius: 999px;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--subtle);
    align-self: flex-start;
}

.case-modal-title {
    font-family: 'Playfair Display', serif;
    font-size: clamp(32px, 4vw, 48px);
    line-height: 1.1;
    color: var(--fg);
    margin: 0;
}

.case-modal-description {
    color: var(--muted);
    line-height: 1.7;
    font-size: 1.05rem;
    margin: 0;
}

.case-modal-metrics {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    padding: 24px 0;
    border-top: 1px solid var(--hair);
    border-bottom: 1px solid var(--hair);
}

.metric-item {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.metric-value {
    font-family: 'Playfair Display', serif;
    font-size: 28px;
    line-height: 1;
    color: var(--fg);
}

.metric-label {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--faint);
}

.case-modal-results {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.results-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--fg);
    margin: 0;
}

.results-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.results-list li {
    position: relative;
    padding-left: 24px;
    color: var(--muted);
    line-height: 1.6;
}

.results-list li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: rgba(255, 255, 255, 0.4);
}

.case-modal-cta {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 24px;
    background: linear-gradient(to bottom, rgba(255, 255, 255, 0.12), rgba(255, 255, 255, 0.08));
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: 999px;
    color: var(--fg);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    letter-spacing: 0.04em;
    transition: transform 0.25s ease, border-color 0.25s ease, background 0.25s ease;
    align-self: flex-start;
    margin-top: auto;
}

.case-modal-cta:hover {
    transform: translateY(-2px);
    border-color: rgba(255, 255, 255, 0.24);
    background: linear-gradient(to bottom, rgba(255, 255, 255, 0.16), rgba(255, 255, 255, 0.10));
}

.case-modal-cta:focus {
    outline: 2px solid rgba(255, 255, 255, 0.5);
    outline-offset: 2px;
}

.case-modal-nav {
    display: flex;
    justify-content: space-between;
    padding: 20px 40px;
    border-top: 1px solid var(--hair);
    background: rgba(0, 0, 0, 0.3);
}

.case-modal-nav-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 18px;
    background: transparent;
    border: 1px solid var(--hair);
    border-radius: 999px;
    color: var(--muted);
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 0.04em;
    cursor: pointer;
    transition: transform 0.25s ease, border-color 0.25s ease, color 0.25s ease;
}

.case-modal-nav-btn:hover {
    transform: translateY(-2px);
    border-color: rgba(255, 255, 255, 0.2);
    color: var(--fg);
}

.case-modal-nav-btn:focus {
    outline: 2px solid rgba(255, 255, 255, 0.5);
    outline-offset: 2px;
}

/* Prevent body scroll when modal is open */
body.modal-open {
    overflow: hidden;
}

/* ================= CASE CARD METRICS OVERLAY ================= */
.game-card {
    position: relative;
}

.game-card-metrics {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.95), rgba(0, 0, 0, 0.7));
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
    padding: 20px;
    opacity: 0;
    transition: opacity 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    pointer-events: none;
}

.game-card.is-selected:hover .game-card-metrics {
    opacity: 1;
}

.card-metric {
    text-align: center;
}

.card-metric-value {
    font-family: 'Playfair Display', serif;
    font-size: 24px;
    color: var(--fg);
    line-height: 1;
    margin-bottom: 4px;
}

.card-metric-label {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--faint);
}

/* ================= CATEGORY FILTERS ================= */
.category-filters {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-bottom: 32px;
    justify-content: center;
}

.category-filter-btn {
    padding: 8px 18px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--hair);
    border-radius: 999px;
    color: var(--subtle);
    font-size: 0.8rem;
    font-weight: 500;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    cursor: pointer;
    transition: transform 0.25s ease, border-color 0.25s ease, background 0.25s ease, color 0.25s ease;
}

.category-filter-btn:hover {
    transform: translateY(-2px);
    border-color: rgba(255, 255, 255, 0.15);
    background: rgba(255, 255, 255, 0.06);
    color: var(--muted);
}

.category-filter-btn.active {
    background: rgba(255, 255, 255, 0.12);
    border-color: rgba(255, 255, 255, 0.24);
    color: var(--fg);
}

.category-filter-btn:focus {
    outline: 2px solid rgba(255, 255, 255, 0.5);
    outline-offset: 2px;
}

/* ================= RESPONSIVE MODAL ================= */
@media (max-width: 980px) {
    .case-modal-content {
        width: 95%;
        max-height: 95vh;
    }

    .case-modal-body {
        grid-template-columns: 1fr;
        gap: 24px;
        padding: 24px;
        max-height: calc(95vh - 80px);
    }

    .case-modal-image-wrapper {
        aspect-ratio: 4 / 3;
        max-height: 50vh;
    }

    .case-modal-close {
        top: 12px;
        right: 12px;
        width: 40px;
        height: 40px;
    }

    .case-modal-metrics {
        grid-template-columns: repeat(2, 1fr);
    }

    .case-modal-nav {
        padding: 16px 24px;
    }

    .case-modal-title {
        font-size: 28px;
    }
}

@media (max-width: 640px) {
    .case-modal-content {
        width: 100%;
        max-height: 100vh;
        border-radius: 0;
    }

    .case-modal-body {
        padding: 16px;
        max-height: calc(100vh - 60px);
    }

    .case-modal-image-wrapper {
        aspect-ratio: 1 / 1;
        max-height: 40vh;
    }

    .case-modal-close {
        top: 8px;
        right: 8px;
        width: 36px;
        height: 36px;
    }

    .case-modal-metrics {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .case-modal-nav {
        padding: 12px 16px;
    }

    .case-modal-nav-btn span {
        display: none;
    }

    .case-modal-title {
        font-size: 24px;
    }

    .case-modal-description {
        font-size: 0.95rem;
    }
}

@media (prefers-reduced-motion: reduce) {

    .case-modal,
    .case-modal-content,
    .case-modal-close,
    .case-modal-nav-btn,
    .case-modal-cta,
    .game-card-metrics {
        transition-duration: 0.01ms !important;
    }
}