.support-page {
    min-height: 60vh;
    background: var(--color-bg);
}

.support-content-container {
    max-width: 1180px;
}

.support-page__hero {
    padding: 70px 0 64px;
}

.support-page__hero h1 {
    margin: 0;
    font-size: clamp(2.5rem, 6vw, 4.8rem);
    line-height: 1.08;
    letter-spacing: -.055em;
}

.support-page__hero > .container > p:last-child {
    max-width: 700px;
    margin: 22px 0 0;
    color: var(--color-text-sub);
    font-size: 1rem;
    line-height: 1.8;
}

.support-page__content {
    min-height: 360px;
    padding: 64px 0 80px;
    border-top: 1px solid var(--color-border);
    background: var(--color-bg-soft);
}

.support-hub-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 18px;
}

.support-hub-card {
    min-height: 250px;
    display: flex;
    flex-direction: column;
    padding: 30px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-small);
    background: var(--color-bg);
}

.support-hub-card > .icon {
    width: 36px;
    height: 36px;
    color: var(--color-primary);
}

.support-hub-card strong {
    margin-top: 32px;
    font-size: 1.15rem;
    font-weight: 750;
}

.support-hub-card span {
    margin-top: 10px;
    color: var(--color-text-sub);
    font-size: var(--font-size-copy-small);
    font-weight: 500;
    line-height: 1.7;
}

.support-hub-card small {
    margin-top: auto;
    padding-top: 24px;
    color: var(--color-primary);
    font-size: .82rem;
    font-weight: 800;
}

.support-hub-card:hover,
.support-hub-card:focus-visible {
    border-color: var(--color-primary);
    outline: none;
}

.support-empty {
    padding: 54px 32px;
    border: 1px solid var(--color-border);
    background: var(--color-bg);
    text-align: center;
}

.support-search {
    max-width: 720px;
    margin: 0 auto 32px;
}

.support-search label {
    display: block;
    margin-bottom: 10px;
    font-size: .86rem;
    font-weight: 750;
}

.support-search > div {
    display: flex;
    gap: 10px;
}

.support-search input {
    min-width: 0;
    flex: 1;
    min-height: 44px;
    padding: 0 14px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-small);
    background: var(--color-bg);
    color: var(--color-text);
    font: inherit;
}

.support-search input:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

.support-empty strong {
    color: var(--color-primary);
    font-size: 1.05rem;
}

.support-empty p {
    margin: 12px 0 0;
    color: var(--color-text-sub);
}

.support-empty .text-link {
    display: inline-block;
    margin-top: 24px;
}

.support-resource-list {
    border-top: 1px solid var(--color-border);
}

.support-resource-item {
    min-height: 120px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
    padding: 24px 26px;
    border-bottom: 1px solid var(--color-border);
    background: var(--color-bg);
}

.support-resource-item h2 {
    margin: 0;
    font-size: 1.05rem;
    font-weight: 750;
}

.support-resource-item p {
    margin: 7px 0 0;
    color: var(--color-text-sub);
    font-size: var(--font-size-copy-small);
    font-weight: 500;
}

.support-resource-item__actions {
    display: flex;
    align-items: center;
    gap: 10px;
}

.button {
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0 18px;
    border: 1px solid var(--color-primary);
    border-radius: var(--radius-small);
    background: var(--color-primary);
    color: #ffffff;
    font-size: .9rem;
    font-weight: 700;
}

.button--secondary {
    background: var(--color-bg);
    color: var(--color-primary);
}

.button:hover,
.button:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

.support-status {
    color: var(--color-text-sub);
    font-size: .84rem;
    font-weight: 700;
}

.certificate-index,
.certificate-show {
    background: #fff;
}

.certificate-index {
    padding: clamp(52px, 4vw, 60px) 0 clamp(76px, 7.5vw, 112px);
}

.certificate-show {
    padding: clamp(68px, 7vw, 104px) 0 clamp(82px, 9vw, 132px);
}

.certificate-index__intro {
    max-width: 1180px;
    margin: 0 auto clamp(28px, 3vw, 40px);
    text-align: center;
}

.certificate-index__intro > p,
.certificate-detail header > p {
    margin: 0 0 13px;
    color: var(--color-primary);
    font-size: .82rem;
    font-weight: 750;
    letter-spacing: .17em;
}

.certificate-index__intro h2 {
    margin: 0;
    color: var(--color-dark);
    font-size: clamp(36px, 3vw, 44px);
    font-weight: 800;
    line-height: 1.17;
    letter-spacing: -.05em;
}

.certificate-index__intro > div {
    max-width: none;
    margin: 16px auto 0;
    color: #4c5156;
    font-size: 16px;
    line-height: 1.65;
    word-break: keep-all;
}

@media (min-width: 1025px) {
    .certificate-index__intro h2,
    .certificate-index__intro > div {
        white-space: nowrap;
    }
}

.certificate-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: clamp(52px, 5vw, 76px) clamp(26px, 3.4vw, 52px);
}

.certificate-card {
    --certificate-tilt: -2deg;
    min-width: 0;
    border: 0;
    background: transparent;
    animation: certificate-fade-up .42s ease both;
}

.certificate-card:nth-child(even) {
    --certificate-tilt: 2deg;
}

.certificate-card > .certificate-card__trigger {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 100%;
    display: flex;
    padding: 0;
    border: 0;
    background: transparent;
    flex-direction: column;
    color: inherit;
    cursor: zoom-in;
    font: inherit;
    text-align: inherit;
}

.certificate-card__media {
    position: relative;
    aspect-ratio: 3 / 4;
    display: grid;
    place-items: center;
    isolation: isolate;
}

.certificate-card__media::before,
.certificate-card__media::after {
    position: absolute;
    z-index: 4;
    width: 32px;
    height: 32px;
    background-image: url('/assets/icons/ico_32px.png');
    background-repeat: no-repeat;
    content: '';
    pointer-events: none;
    transition: opacity .22s ease;
}

.certificate-card__media::before {
    top: -8px;
    left: -8px;
    background-position: 0 0;
    filter: drop-shadow(1px 1px 0 rgb(105 111 116 / 46%));
}

.certificate-card__media::after {
    right: -8px;
    bottom: -8px;
    background-position: 0 -64px;
    filter: drop-shadow(-1px -1px 0 rgb(105 111 116 / 46%));
}

.certificate-card__media img {
    position: relative;
    z-index: 2;
    width: auto;
    max-width: 100%;
    height: auto;
    max-height: 100%;
    display: block;
    object-fit: contain;
    box-shadow: 0 4px 10px rgb(0 0 0 / 10%);
    transform-origin: center;
    transition: transform .28s ease, box-shadow .28s ease;
}

.certificate-card__shadow {
    position: absolute;
    z-index: 1;
    bottom: -13px;
    left: 50%;
    width: min(86%, 200px);
    height: 24px;
    background: url('/assets/icons/shadow.png') center / 100% 100% no-repeat;
    opacity: .62;
    transform: translateX(-50%);
    pointer-events: none;
    transition: opacity .22s ease, transform .28s ease;
}

.certificate-card__zoom {
    position: absolute;
    z-index: 5;
    top: 50%;
    left: 50%;
    width: 58px;
    height: 58px;
    border: 1px solid rgb(255 255 255 / 78%);
    border-radius: 50%;
    background: rgb(20 24 28 / 30%);
    opacity: 0;
    transform: translate(-50%, -50%) scale(.82);
    pointer-events: none;
    transition: opacity .22s ease, transform .26s ease;
}

.certificate-card__zoom::before,
.certificate-card__zoom::after {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 22px;
    height: 2px;
    background: #fff;
    border-radius: 1px;
    content: '';
    transform: translate(-50%, -50%);
}

.certificate-card__zoom::after {
    transform: translate(-50%, -50%) rotate(90deg);
}

.certificate-card__copy {
    display: grid;
    gap: 4px;
    padding: 14px 0 0;
    text-align: center;
}

.certificate-card__copy strong {
    color: #202326;
    font-size: 1.12rem;
    font-weight: 700;
    line-height: 1.4;
    overflow-wrap: anywhere;
}

.certificate-card:hover .certificate-card__media::before,
.certificate-card:hover .certificate-card__media::after,
.certificate-card:focus-within .certificate-card__media::before,
.certificate-card:focus-within .certificate-card__media::after {
    opacity: 0;
}

.certificate-card:hover .certificate-card__media img,
.certificate-card:focus-within .certificate-card__media img {
    box-shadow: 0 12px 26px rgb(0 0 0 / 18%);
    transform: translateY(-6px) scale(1.1) rotate(var(--certificate-tilt));
}

.certificate-card:hover .certificate-card__shadow,
.certificate-card:focus-within .certificate-card__shadow {
    opacity: .4;
    transform: translateX(-50%) scaleX(1.08);
}

.certificate-card:hover .certificate-card__zoom,
.certificate-card:focus-within .certificate-card__zoom {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
}

.certificate-card__trigger:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 7px;
}

body.is-lightbox-open {
    overflow: hidden;
}

.certificate-lightbox {
    position: fixed;
    inset: 0;
    width: 100vw;
    height: 100vh;
    height: 100dvh;
    max-width: none;
    max-height: none;
    margin: 0;
    padding: 16px;
    border: 0;
    box-sizing: border-box;
    overflow: hidden;
    background: transparent;
    color: #fff;
}

.certificate-lightbox[open] {
    display: grid;
    place-items: center;
}

.certificate-lightbox::backdrop {
    background: rgb(5 8 12 / 90%);
    -webkit-backdrop-filter: blur(5px);
    backdrop-filter: blur(5px);
}

.certificate-lightbox__panel {
    position: relative;
    width: min(1500px, calc(100vw - 32px));
    height: calc(100vh - 32px);
    height: calc(100dvh - 32px);
    display: grid;
    grid-template-rows: auto minmax(0, 1fr);
    overflow: hidden;
    border: 1px solid rgb(255 255 255 / 18%);
    border-radius: 14px;
    background: rgb(15 18 23 / 92%);
    box-shadow: 0 24px 70px rgb(0 0 0 / 45%);
}

.certificate-lightbox__toolbar {
    position: relative;
    z-index: 4;
    min-height: 68px;
    display: flex;
    padding: 10px 12px 10px 18px;
    border-bottom: 1px solid rgb(255 255 255 / 12%);
    align-items: center;
    gap: 18px;
    justify-content: space-between;
}

.certificate-lightbox__identity {
    min-width: 0;
    display: grid;
    gap: 3px;
}

.certificate-lightbox__identity > span {
    color: rgb(255 255 255 / 62%);
    font-size: 12px;
    font-weight: 650;
    letter-spacing: .08em;
}

.certificate-lightbox__identity h2 {
    max-width: min(48vw, 680px);
    margin: 0;
    overflow: hidden;
    color: #fff;
    font-size: clamp(15px, 1.6vw, 20px);
    font-weight: 700;
    line-height: 1.3;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.certificate-lightbox__controls {
    display: flex;
    align-items: center;
    gap: 7px;
}

.certificate-lightbox__controls button,
.certificate-lightbox__nav {
    display: grid;
    padding: 0;
    border: 1px solid rgb(255 255 255 / 24%);
    background: rgb(255 255 255 / 8%);
    color: #fff;
    cursor: pointer;
    font: inherit;
    place-items: center;
    transition: background-color .18s ease, border-color .18s ease, opacity .18s ease;
}

.certificate-lightbox__controls button {
    width: 42px;
    height: 42px;
    border-radius: 8px;
    font-size: 23px;
    line-height: 1;
}

.certificate-lightbox__controls .certificate-lightbox__fit {
    width: auto;
    min-width: 88px;
    padding-inline: 12px;
    font-size: 13px;
    font-weight: 700;
}

.certificate-lightbox__controls .certificate-lightbox__close {
    margin-left: 5px;
    border-color: rgb(255 255 255 / 38%);
    font-size: 29px;
}

.certificate-lightbox__controls output {
    min-width: 54px;
    color: rgb(255 255 255 / 90%);
    font-size: 13px;
    font-variant-numeric: tabular-nums;
    font-weight: 700;
    text-align: center;
}

.certificate-lightbox__controls button:hover,
.certificate-lightbox__nav:hover {
    border-color: rgb(255 255 255 / 50%);
    background: rgb(255 255 255 / 16%);
}

.certificate-lightbox__controls button:focus-visible,
.certificate-lightbox__nav:focus-visible {
    outline: 2px solid #fff;
    outline-offset: 2px;
}

.certificate-lightbox__controls button:disabled,
.certificate-lightbox__nav:disabled {
    opacity: .3;
    cursor: default;
}

.certificate-lightbox__viewport {
    position: relative;
    min-width: 0;
    min-height: 0;
    overflow: hidden;
    background:
        radial-gradient(circle at center, rgb(255 255 255 / 6%), transparent 68%),
        #080b0f;
    cursor: default;
    overscroll-behavior: contain;
    touch-action: none;
    user-select: none;
}

.certificate-lightbox__viewport.is-zoomed {
    cursor: grab;
}

.certificate-lightbox__viewport.is-dragging {
    cursor: grabbing;
}

.certificate-lightbox__viewport img {
    position: absolute;
    top: 50%;
    left: 50%;
    width: auto;
    height: auto;
    max-width: calc(100% - 32px);
    max-height: calc(100% - 32px);
    display: block;
    object-fit: contain;
    object-position: center;
    pointer-events: none;
    transform: translate(-50%, -50%);
    transform-origin: center;
    -webkit-user-drag: none;
    will-change: left, top, transform;
}

.certificate-lightbox__viewport > p {
    position: absolute;
    inset: 0;
    display: grid;
    margin: 0;
    color: rgb(255 255 255 / 70%);
    font-size: 15px;
    place-items: center;
}

.certificate-lightbox__viewport > p[hidden] {
    display: none;
}

.certificate-lightbox__nav {
    position: absolute;
    z-index: 3;
    top: calc(50% + 34px);
    width: 50px;
    height: 62px;
    border-radius: 10px;
    background: rgb(12 15 20 / 72%);
    font-size: 40px;
    line-height: 1;
    transform: translateY(-50%);
    -webkit-backdrop-filter: blur(6px);
    backdrop-filter: blur(6px);
}

.certificate-lightbox__nav--previous {
    left: 16px;
}

.certificate-lightbox__nav--next {
    right: 16px;
}

.certificate-lightbox__nav[hidden] {
    display: none;
}

.certificate-detail {
    max-width: 960px;
    margin-inline: auto;
}

.certificate-detail header {
    margin-bottom: 38px;
    text-align: center;
}

.certificate-detail header > p {
    margin-bottom: 11px;
}

.certificate-detail h2 {
    margin: 0;
    color: #191c1f;
    font-size: clamp(2rem, 4vw, 3.2rem);
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: -.045em;
    overflow-wrap: anywhere;
}

.certificate-detail header > div {
    margin-top: 12px;
    color: #565c61;
    font-size: 1rem;
    line-height: 1.6;
}

.certificate-detail__image {
    display: grid;
    place-items: center;
    padding: clamp(12px, 2.8vw, 30px);
    border: 1px solid #e1e3e5;
    background: #fafafa;
}

.certificate-detail__image img {
    width: auto;
    max-width: 100%;
    height: auto;
    display: block;
    object-fit: contain;
}

.certificate-detail__image:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 3px;
}

.certificate-adjacent {
    max-width: 960px;
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
    align-items: stretch;
    gap: 16px;
    margin: 46px auto 0;
    padding-top: 24px;
    border-top: 1px solid #dedfe1;
}

.certificate-adjacent > span:last-child {
    text-align: right;
}

.certificate-adjacent > span > a {
    min-width: 0;
    display: inline-grid;
    gap: 4px;
    color: #32363a;
}

.certificate-adjacent small {
    color: #747a80;
    font-size: .75rem;
    font-weight: 650;
}

.certificate-adjacent strong {
    max-width: 260px;
    overflow: hidden;
    font-size: .9rem;
    font-weight: 650;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.certificate-adjacent__list {
    min-width: 76px;
    min-height: 44px;
    display: inline-grid;
    place-items: center;
    align-self: center;
    border: 1px solid #bbbfc3;
    color: #292d31;
    font-size: .86rem;
    font-weight: 700;
}

.certificate-adjacent a:hover,
.certificate-adjacent a:focus-visible {
    color: var(--color-primary);
    outline: none;
}

@keyframes certificate-fade-up {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

.as-guide {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
}

.as-guide > section {
    min-height: 230px;
    padding: 30px;
    border: 1px solid var(--color-border);
    background: var(--color-bg);
}

.as-guide h2 {
    margin: 0;
    font-size: 1.15rem;
}

.as-guide p,
.as-guide li {
    color: var(--color-text-sub);
    font-size: var(--font-size-copy-small);
    line-height: 1.8;
}

.as-guide ul {
    margin: 18px 0 0;
    padding-left: 20px;
}

.as-guide .button {
    margin-top: 18px;
}

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

    .certificate-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

@media (max-width: 760px) {
    .certificate-index__intro h2,
    .certificate-index__intro > div {
        white-space: normal;
    }

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

@media (max-width: 640px) {
    .support-page__hero { padding: 48px 0 44px; }

    .support-page__content {
        padding: 44px 0 56px;
    }

    .support-hub-grid,
    .as-guide {
        grid-template-columns: 1fr;
    }

    .support-resource-item {
        align-items: flex-start;
        flex-direction: column;
        gap: 18px;
        padding: 22px 20px;
    }

    .support-resource-item__actions {
        width: 100%;
        flex-wrap: wrap;
    }

    .certificate-index {
        padding: 48px 0 66px;
    }

    .certificate-show {
        padding: 52px 0 70px;
    }

    .certificate-index__intro {
        margin-bottom: 30px;
    }

    .certificate-index__intro > div {
        font-size: 15px;
    }

    .certificate-grid {
        gap: 38px 16px;
    }

    .certificate-card__copy {
        padding-top: 12px;
    }

    .certificate-card__copy strong {
        font-size: 1rem;
    }

    .certificate-lightbox {
        padding: 0;
    }

    .certificate-lightbox__panel {
        width: 100vw;
        height: 100vh;
        height: 100dvh;
        border: 0;
        border-radius: 0;
    }

    .certificate-lightbox__toolbar {
        min-height: 0;
        padding: 9px 10px;
        flex-wrap: wrap;
        gap: 8px 12px;
    }

    .certificate-lightbox__identity {
        width: 100%;
        padding-inline: 4px;
    }

    .certificate-lightbox__identity h2 {
        max-width: calc(100vw - 28px);
        font-size: 15px;
    }

    .certificate-lightbox__controls {
        width: 100%;
        justify-content: center;
    }

    .certificate-lightbox__controls button {
        width: 40px;
        height: 40px;
    }

    .certificate-lightbox__controls .certificate-lightbox__fit {
        min-width: 82px;
        padding-inline: 9px;
    }

    .certificate-lightbox__controls .certificate-lightbox__close {
        margin-left: auto;
    }

    .certificate-lightbox__nav {
        top: calc(50% + 54px);
        width: 42px;
        height: 54px;
        font-size: 34px;
    }

    .certificate-lightbox__nav--previous {
        left: 8px;
    }

    .certificate-lightbox__nav--next {
        right: 8px;
    }

    .certificate-detail header {
        margin-bottom: 28px;
    }

    .certificate-adjacent {
        grid-template-columns: minmax(0, 1fr) 64px minmax(0, 1fr);
        gap: 8px;
    }

    .certificate-adjacent strong {
        display: none;
    }
}

@media (max-width: 340px) {
    .certificate-grid {
        grid-template-columns: 1fr;
    }
}

@media (prefers-reduced-motion: reduce) {
    .certificate-card {
        animation: none;
    }

    .certificate-card__media::before,
    .certificate-card__media::after,
    .certificate-card__media img,
    .certificate-card__shadow,
    .certificate-card__zoom {
        transition: none;
    }

    .certificate-card:hover .certificate-card__media img,
    .certificate-card:focus-within .certificate-card__media img {
        transform: none;
    }
}