.page-template-cases {
    background: #f4f6fa;
}

.cases-page.container {
    height: auto;
    padding-top: 154px;
}

.cases-page__inner {
    width: 100%;
    max-width: 1600px;
    margin: 0 auto;
    color: #101114;
}

/* =========================================================
   HERO
   ========================================================= */

.cases-hero {
    max-width: 1472px;
    padding: 0 clamp(10px, 3vw, 50px);
}

.cases-hero__grid {
    display: grid;
    grid-template-columns: 5fr 7fr;
    gap: 48px;
    align-items: start;
}

.cases-hero__title {
    max-width: 9ch;
    margin: 0;
    color: #101114;
    font-size: clamp(44px, 5.6vw, 84px);
    line-height: 0.98;
    font-weight: 800;
    letter-spacing: -0.035em;
    text-transform: uppercase;
    text-wrap: balance;
}

.cases-hero__content {
    width: 100%;
    max-width: 556px;
    margin-left: auto;
}

.cases-hero__lead {
    max-width: 26ch;
    margin: 0;
    color: #101114;
    font-size: clamp(22px, 2.2vw, 28px);
    line-height: 1.35;
    font-weight: 600;
    letter-spacing: -0.01em;
    text-wrap: balance;
}

.cases-hero__text {
    max-width: 56ch;
    margin: 20px 0 0;
    color: #4a4f57;
    font-size: 19px;
    line-height: 1.7;
}

.cases-hero__note {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    margin-top: 32px;
    padding-top: 32px;
    border-top: 1px solid rgba(16, 17, 20, 0.1);
}

.cases-hero__note-mark {
    flex: 0 0 auto;
    color: #1d7ef2;
    font-size: 32px;
    line-height: 1;
    font-weight: 800;
}

.cases-hero__note p {
    max-width: 52ch;
    margin: 0;
    color: #4a4f57;
    font-size: 19px;
    line-height: 1.7;
}

/* =========================================================
   CASE STACK
   ========================================================= */

.cases-list {
    position: relative;
    margin-top: 96px;
    padding-bottom: 120px;
}

.cases-card {
    position: sticky;
    z-index: var(--case-z-index);
    top: var(--case-sticky-top);
    display: block;
    overflow: hidden;
    border-radius: 28px;
    background: #ffffff;
    box-shadow: 0 30px 70px rgba(16, 17, 20, 0.12);
    scroll-margin-top: 96px;
    transition:
            box-shadow 0.3s ease,
            transform 0.3s ease;
}

.cases-card + .cases-card {
    margin-top: 24px;
}

.cases-card[open] {
    position: relative;
    z-index: 20;
    top: auto;
    scroll-margin-top: 96px;
    box-shadow: 0 32px 80px rgba(16, 17, 20, 0.16);
}

.cases-card__summary {
    display: grid;
    grid-template-columns: 1fr 1fr;
    padding: 0;
    list-style: none;
    cursor: pointer;
}

.cases-card__summary::-webkit-details-marker {
    display: none;
}

.cases-card__summary::marker {
    display: none;
    content: "";
}

/* =========================================================
   COVER
   ========================================================= */

.cases-card__cover {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    box-sizing: border-box;
    min-height: clamp(380px, 54vh, 560px);
    padding: 40px;
    overflow: hidden;
    background: #fbfcfe;
}

.cases-card__number {
    position: absolute;
    top: 32px;
    left: 40px;
    color: rgba(16, 17, 20, 0.08);
    font-size: clamp(90px, 11vw, 150px);
    line-height: 1;
    font-weight: 800;
    letter-spacing: -0.04em;
    pointer-events: none;
}

.cases-card__cover img {
    position: relative;
    z-index: 1;
    display: block;
    width: auto;
    max-width: 78%;
    height: auto;
    max-height: 420px;
    object-fit: contain;
    transform: translateX(7%);
    transition: transform 0.4s ease;
}

.cases-card__summary:hover .cases-card__cover img {
    transform: translateX(7%) scale(1.02);
}

/* =========================================================
   INTRO
   ========================================================= */

.cases-card__intro {
    display: flex;
    flex-direction: column;
    justify-content: center;
    box-sizing: border-box;
    min-height: clamp(380px, 54vh, 560px);
    padding: clamp(32px, 4vw, 56px);
}

.cases-card__title {
    max-width: 22ch;
    margin: 0;
    color: #101114;
    font-size: clamp(26px, 2.6vw, 38px);
    line-height: 1.12;
    font-weight: 700;
    letter-spacing: -0.025em;
    text-wrap: balance;
}

.cases-card__excerpt {
    max-width: 44ch;
    margin: 20px 0 0;
    color: #6b7079;
    font-size: 17px;
    line-height: 1.6;
}

.cases-card__toggle {
    display: flex;
    align-items: center;
    gap: 14px;
    width: fit-content;
    margin-top: 32px;
    color: #101114;
    font-size: 15px;
    line-height: 1.3;
    font-weight: 600;
}

.cases-card__toggle-close {
    display: none;
}

.cases-card__toggle-icon {
    display: grid;
    place-items: center;
    flex: 0 0 auto;
    width: 36px;
    height: 36px;
    border-radius: 999px;
    background: #101114;
    color: #ffffff;
    font-size: 15px;
    transition: transform 0.25s ease;
}

.cases-card[open] .cases-card__toggle-open {
    display: none;
}

.cases-card[open] .cases-card__toggle-close {
    display: inline;
}

.cases-card[open] .cases-card__toggle-icon {
    transform: rotate(180deg);
}

/* =========================================================
   DETAIL
   ========================================================= */

.cases-card__detail {
    border-top: 1px solid rgba(16, 17, 20, 0.08);
}

.cases-card[open] .cases-card__detail {
    animation: cases-detail-in 0.32s ease both;
}

.cases-card__detail-inner {
    padding: 32px clamp(32px, 4vw, 56px) clamp(32px, 4vw, 56px);
}

.cases-card__detail-grid {
    display: grid;
    grid-template-columns: 6fr 5fr;
    gap: 48px;
    align-items: start;
}

.cases-card__detail-grid--single {
    grid-template-columns: minmax(0, 760px);
}

.cases-card__text {
    color: #3a3f47;
    font-size: 18px;
    line-height: 1.7;
}

.cases-card__text p {
    margin: 0;
    font-size: inherit;
    line-height: inherit;
}

.cases-card__text p + p {
    margin-top: 20px;
}

.cases-card__text ul,
.cases-card__text ol {
    margin: 20px 0 0;
    padding-left: 24px;
}

.cases-card__text li + li {
    margin-top: 8px;
}

.cases-card__text a {
    color: #101114;
    text-decoration: underline;
    text-decoration-color: rgba(16, 17, 20, 0.35);
    text-underline-offset: 3px;
}

.cases-card__text a:hover,
.cases-card__text a:focus-visible {
    color: #1d7ef2;
    text-decoration-color: #1d7ef2;
}

.cases-card__side {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

/* =========================================================
   FACTS
   ========================================================= */

.cases-card__facts {
    box-sizing: border-box;
    padding: 32px;
    border-radius: 24px;
}

.cases-card__facts--dark {
    background: #0c0d0f;
    color: #f2f3f5;
}

.cases-card__facts--light {
    background: #f4f6fa;
    color: #101114;
}

.cases-card__metrics {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 28px 24px;
}

.cases-card__metric-value {
    font-size: clamp(28px, 2.6vw, 36px);
    line-height: 1;
    font-weight: 800;
    letter-spacing: -0.04em;
}

.cases-card__metric-unit {
    margin-top: 8px;
    color: #1d7ef2;
    font-family: "JetBrains Mono", monospace;
    font-size: 12px;
    line-height: 1.4;
}

.cases-card__facts--dark .cases-card__metric-unit {
    color: #7fb3e8;
}

.cases-card__metric-text {
    max-width: 26ch;
    margin-top: 12px;
    color: #6b7079;
    font-size: 15px;
    line-height: 1.55;
}

.cases-card__facts--dark .cases-card__metric-text {
    color: rgba(242, 243, 245, 0.62);
}

/* =========================================================
   DOCUMENTS
   ========================================================= */

.cases-card__documents {
    margin-top: 24px;
    padding-top: 24px;
    border-top: 1px solid rgba(16, 17, 20, 0.12);
}

.cases-card__facts--dark .cases-card__documents {
    border-color: rgba(255, 255, 255, 0.12);
}

.cases-card__documents-title {
    color: #8a8f97;
    font-family: "JetBrains Mono", monospace;
    font-size: 12px;
    line-height: 1.4;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.cases-card__facts--dark .cases-card__documents-title {
    color: rgba(242, 243, 245, 0.5);
}

.cases-card__documents-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 16px;
}

.cases-card__document {
    display: flex;
    align-items: center;
    gap: 10px;
    box-sizing: border-box;
    min-height: 40px;
    padding: 0 16px;
    border: 1px solid rgba(16, 17, 20, 0.18);
    border-radius: 999px;
    color: #101114;
    font-size: 14px;
    line-height: 1.2;
    font-weight: 600;
    text-decoration: none;
    white-space: nowrap;
}

.cases-card__facts--dark .cases-card__document {
    border-color: rgba(255, 255, 255, 0.24);
    color: #f2f3f5;
}

.cases-card__document:hover,
.cases-card__document:focus-visible {
    border-color: #1d7ef2;
    color: #1d7ef2;
}

.cases-card__facts--dark .cases-card__document:hover,
.cases-card__facts--dark .cases-card__document:focus-visible {
    border-color: #7fb3e8;
    color: #7fb3e8;
}

.cases-card__document-type {
    font-family: "JetBrains Mono", monospace;
    font-size: 10px;
    opacity: 0.6;
}

/* =========================================================
   GALLERY
   ========================================================= */

.cases-card__gallery {
    display: grid;
    gap: 16px;
    margin-top: 32px;
}

.cases-card__gallery-item {
    position: relative;
    display: block;
    width: 100%;
    min-width: 0;
    min-height: 140px;
    padding: 0;
    overflow: hidden;
    border: 0;
    border-radius: 16px;
    outline: none;
    background: #f4f6fa;
    cursor: zoom-in;
}

.cases-card__gallery-item img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.35s ease;
}

.cases-card__gallery-item:hover img {
    transform: scale(1.025);
}

.cases-card__gallery-item:focus-visible {
    box-shadow: 0 0 0 3px rgba(29, 126, 242, 0.35);
}

.cases-card__gallery--1 {
    grid-template-columns: 1fr;
}

.cases-card__gallery--1 .cases-card__gallery-item {
    aspect-ratio: 16 / 7;
}

.cases-card__gallery--2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.cases-card__gallery--2 .cases-card__gallery-item {
    aspect-ratio: 16 / 9;
}

.cases-card__gallery--3 {
    grid-template-columns: 2fr 1fr 1fr;
}

.cases-card__gallery--3 .cases-card__gallery-item {
    aspect-ratio: 1 / 1;
}

.cases-card__gallery--3 .cases-card__gallery-item:first-child {
    aspect-ratio: auto;
}

.cases-card__gallery--4 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.cases-card__gallery--4 .cases-card__gallery-item {
    aspect-ratio: 16 / 9;
}

.cases-card__gallery--5 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    grid-template-rows: repeat(3, 160px);
}

.cases-card__gallery--5 .cases-card__gallery-item:first-child {
    grid-column: 1 / 3;
    grid-row: 1 / 3;
}

.cases-card__gallery--5 .cases-card__gallery-item:nth-child(2) {
    grid-column: 3;
    grid-row: 1;
}

.cases-card__gallery--5 .cases-card__gallery-item:nth-child(3) {
    grid-column: 3;
    grid-row: 2;
}

.cases-card__gallery--5 .cases-card__gallery-item:nth-child(4) {
    grid-column: 1;
    grid-row: 3;
}

.cases-card__gallery--5 .cases-card__gallery-item:nth-child(5) {
    grid-column: 2 / 4;
    grid-row: 3;
}

.cases-card__gallery--6 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    grid-auto-rows: 180px;
}

.cases-card__gallery--7 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    grid-template-rows: repeat(3, 150px);
}

.cases-card__gallery--7 .cases-card__gallery-item:first-child {
    grid-column: 1 / 3;
    grid-row: 1 / 3;
}

.cases-card__gallery--7 .cases-card__gallery-item:nth-child(2) {
    grid-column: 3 / 5;
}

.cases-card__gallery--7 .cases-card__gallery-item:nth-child(6) {
    grid-column: 2 / 4;
}

.cases-card__gallery--8 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    grid-auto-rows: 170px;
}

/* =========================================================
   ANIMATION
   ========================================================= */

@keyframes cases-detail-in {
    from {
        opacity: 0;
        transform: translateY(12px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* =========================================================
   TABLET
   ========================================================= */

@media (max-width: 1270px) {
    .cases-hero__grid {
        gap: 40px;
    }

    .cases-card__cover img {
        max-width: 84%;
    }

    .cases-card__detail-grid {
        gap: 32px;
    }

    .cases-card__facts {
        padding: 28px;
    }

    .cases-card__gallery--5 {
        grid-template-rows: repeat(3, 140px);
    }

    .cases-card__gallery--7 {
        grid-template-rows: repeat(3, 135px);
    }
}

/* =========================================================
   MOBILE / TABLET PORTRAIT
   ========================================================= */

@media (max-width: 855px) {
    .cases-page.container {
        padding-top: 112px;
    }

    .cases-hero {
        max-width: none;
        padding: 0;
    }

    .cases-hero__grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .cases-hero__content {
        max-width: 620px;
        margin-left: 0;
    }

    .cases-list {
        margin-top: 72px;
        padding-bottom: 0;
    }

    .cases-card,
    .cases-card[open] {
        position: relative;
        top: auto;
    }

    .cases-card__summary {
        grid-template-columns: 1fr;
    }

    .cases-card__cover {
        min-height: 420px;
    }

    .cases-card__intro {
        min-height: 0;
        padding: 40px 32px;
    }

    .cases-card__detail-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .cases-card__gallery--5,
    .cases-card__gallery--7,
    .cases-card__gallery--8 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        grid-template-rows: none;
        grid-auto-rows: auto;
    }

    .cases-card__gallery--5 .cases-card__gallery-item,
    .cases-card__gallery--7 .cases-card__gallery-item,
    .cases-card__gallery--8 .cases-card__gallery-item {
        grid-column: auto;
        grid-row: auto;
        aspect-ratio: 4 / 3;
    }

    .cases-card__gallery--5 .cases-card__gallery-item:first-child,
    .cases-card__gallery--7 .cases-card__gallery-item:first-child {
        grid-column: 1 / -1;
        aspect-ratio: 16 / 9;
    }

    .cases-card__gallery--6 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        grid-auto-rows: auto;
    }

    .cases-card__gallery--6 .cases-card__gallery-item {
        aspect-ratio: 4 / 3;
    }
}

/* =========================================================
   MOBILE
   ========================================================= */

@media (max-width: 650px) {
    .cases-page.container {
        padding-top: 104px;
    }

    .cases-hero__title {
        font-size: clamp(38px, 11vw, 56px);
    }

    .cases-hero__text,
    .cases-hero__note p {
        font-size: 17px;
    }

    .cases-list {
        margin-top: 64px;
    }

    .cases-card {
        border-radius: 22px;
    }

    .cases-card + .cases-card {
        margin-top: 16px;
    }

    .cases-card__cover {
        min-height: 340px;
        padding: 28px;
    }

    .cases-card__number {
        top: 24px;
        left: 24px;
    }

    .cases-card__cover img {
        max-width: 86%;
        max-height: 280px;
        transform: none;
    }

    .cases-card__summary:hover .cases-card__cover img {
        transform: scale(1.02);
    }

    .cases-card__intro {
        padding: 32px 24px;
    }

    .cases-card__detail-inner {
        padding: 28px 24px 32px;
    }

    .cases-card__facts {
        padding: 24px;
        border-radius: 20px;
    }

    .cases-card__metrics {
        grid-template-columns: 1fr 1fr;
    }

    .cases-card__gallery--3 {
        grid-template-columns: 1fr 1fr;
    }

    .cases-card__gallery--3 .cases-card__gallery-item:first-child {
        grid-column: 1 / -1;
        aspect-ratio: 16 / 9;
    }

    .cases-card__gallery--3 .cases-card__gallery-item:not(:first-child) {
        aspect-ratio: 1 / 1;
    }
}

/* =========================================================
   SMALL MOBILE
   ========================================================= */

@media (max-width: 479px) {
    .cases-page.container {
        padding-top: 92px;
    }

    .cases-hero__title {
        font-size: 36px;
        line-height: 1.04;
    }

    .cases-hero__lead {
        font-size: 21px;
    }

    .cases-hero__text,
    .cases-hero__note p {
        font-size: 16px;
        line-height: 1.6;
    }

    .cases-hero__note {
        margin-top: 28px;
        padding-top: 28px;
    }

    .cases-list {
        margin-top: 52px;
    }

    .cases-card {
        border-radius: 20px;
    }

    .cases-card__cover {
        min-height: 280px;
        padding: 20px;
    }

    .cases-card__number {
        top: 20px;
        left: 20px;
        font-size: 76px;
    }

    .cases-card__cover img {
        max-height: 230px;
    }

    .cases-card__intro {
        padding: 28px 20px;
    }

    .cases-card__title {
        font-size: 28px;
    }

    .cases-card__excerpt {
        font-size: 16px;
    }

    .cases-card__toggle {
        margin-top: 28px;
        font-size: 14px;
    }

    .cases-card__detail-inner {
        padding: 24px 20px 28px;
    }

    .cases-card__text {
        font-size: 16px;
        line-height: 1.65;
    }

    .cases-card__metrics {
        grid-template-columns: 1fr;
    }

    .cases-card__documents-list {
        flex-direction: column;
        align-items: stretch;
    }

    .cases-card__document {
        justify-content: space-between;
        width: 100%;
        white-space: normal;
    }

    .cases-card__gallery,
    .cases-card__gallery--2,
    .cases-card__gallery--3,
    .cases-card__gallery--4,
    .cases-card__gallery--5,
    .cases-card__gallery--6,
    .cases-card__gallery--7,
    .cases-card__gallery--8 {
        grid-template-columns: 1fr;
    }

    .cases-card__gallery .cases-card__gallery-item,
    .cases-card__gallery .cases-card__gallery-item:first-child {
        grid-column: auto;
        grid-row: auto;
        aspect-ratio: 16 / 10;
    }
}