@charset "utf-8";

/* =========================================================
   IASO PRODUCT | Tablet 768px - 1180px
   FIX PC world-view inherited / tablet-specific reconstruction
========================================================= */

.ProductPage {
    --product-navy: #183247;
    --product-blue: #6e9db8;
    --product-blue-pale: #edf6f9;
    --product-ivory: #faf9f6;
    --product-text: #334652;
    --product-muted: #6f808a;
    --product-line: rgba(24, 50, 71, .13);
    --product-white: #fff;
    background: var(--product-white);
    color: var(--product-text);
    overflow: hidden;
}

.ProductPage *,
.ProductPage *::before,
.ProductPage *::after {
    box-sizing: border-box;
}

.ProductInner {
    width: calc(100% - 72px);
    max-width: 1040px;
    margin: 0 auto;
}

.ProductEyebrow {
    margin: 0 0 17px;
    color: var(--product-blue);
    font-size: 10px;
    font-weight: 700;
    letter-spacing: .19em;
    line-height: 1.45;
}

.ProductSectionTitle {
    margin: 0;
    color: var(--product-navy);
    font-family: "Noto Serif JP", "Yu Mincho", "Hiragino Mincho ProN", serif;
    font-size: 32px;
    font-weight: 500;
    letter-spacing: .04em;
    line-height: 1.7;
}

.ProductText {
    margin: 0 0 20px;
    color: var(--product-text);
    font-size: 14px;
    line-height: 2.1;
}

.ProductText--lead {
    color: var(--product-navy);
    font-size: 17px;
    line-height: 2;
}

.ProductNote {
    margin: 28px 0 0;
    padding-top: 18px;
    border-top: 1px solid var(--product-line);
    color: var(--product-muted);
    font-size: 11px;
    line-height: 1.9;
}

/* HERO */
.ProductHero {
    position: relative;
    height: 590px;
    min-height: 590px;
    max-height: 590px;
    display: flex;
    align-items: stretch;
    isolation: isolate;
    overflow: hidden;
    background:
        radial-gradient(circle at 82% 26%, rgba(168, 207, 225, .26), transparent 30%),
        radial-gradient(circle at 72% 78%, rgba(234, 244, 248, .70), transparent 37%),
        linear-gradient(118deg, #fbfaf7 0%, #f8fafb 50%, #edf5f8 100%);
}

.ProductHero::after {
    content: "";
    position: absolute;
    inset: auto 0 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(24, 50, 71, .12), transparent);
}

.ProductHero__decor {
    position: absolute;
    z-index: -1;
    border: 1px solid rgba(110, 157, 184, .17);
    border-radius: 50%;
    pointer-events: none;
}

.ProductHero__decor--one {
    width: 320px;
    height: 320px;
    right: 4vw;
    top: 82px;
}

.ProductHero__decor--two {
    width: 175px;
    height: 175px;
    right: 23vw;
    bottom: 54px;
}

.ProductHero__inner {
    height: 100%;
    padding: 112px 0 0;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.ProductHero__inner > * {
    width: 72%;
    max-width: 680px;
}

.ProductHero__title {
    margin: 0;
    color: var(--product-navy);
    font-family: "Noto Serif JP", "Yu Mincho", "Hiragino Mincho ProN", serif;
    font-size: 40px;
    font-weight: 500;
    letter-spacing: .04em;
    line-height: 1.5;
}

.ProductHero__lead {
    margin: 25px 0 0;
    color: var(--product-navy);
    font-size: 18px;
    font-weight: 500;
    letter-spacing: .025em;
    line-height: 1.9;
}

.ProductHero__text {
    margin: 20px 0 0;
    color: #536773;
    font-size: 14px;
    line-height: 2.1;
}

/* INTRO */
.ProductIntro {
    padding: 96px 0;
}

.ProductIntro__grid {
    display: grid;
    grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
    gap: 54px;
    align-items: start;
}

.ProductIntro__head {
    position: static;
}

/* CATEGORY NAV */
.ProductCategoryNav {
    border-top: 1px solid var(--product-line);
    border-bottom: 1px solid var(--product-line);
    background: #fff;
}

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

.ProductCategoryNav a {
    display: flex;
    min-height: 92px;
    flex-direction: column;
    justify-content: center;
    padding: 18px 22px;
    color: var(--product-navy);
    text-decoration: none;
    border-bottom: 1px solid var(--product-line);
    transition: background-color .28s ease, color .28s ease, box-shadow .28s ease;
}

.ProductCategoryNav a:nth-child(even) {
    border-left: 1px solid var(--product-line);
}

.ProductCategoryNav a:nth-last-child(-n + 2) {
    border-bottom: 0;
}

.ProductCategoryNav a span {
    margin-bottom: 6px;
    color: var(--product-blue);
    font-size: 7px;
    font-weight: 600;
    letter-spacing: .14em;
    line-height: 1.5;
}

.ProductCategoryNav a strong {
    color: var(--product-navy);
    font-family: "Noto Serif JP", "Yu Mincho", "Hiragino Mincho ProN", serif;
    font-size: 14px;
    font-weight: 500;
    line-height: 1.6;
}

.ProductCategoryNav a:focus-visible {
    outline: 1px solid rgba(110, 157, 184, .72);
    outline-offset: -4px;
    background: rgba(110, 157, 184, .055);
}

/* CATEGORY */
.ProductCategorySection {
    scroll-margin-top: 84px;
    padding: 96px 0 104px;
    background: #fff;
}

.ProductCategorySection--ivory {
    background: var(--product-ivory);
}

.ProductCategoryHead {
    display: grid;
    grid-template-columns: minmax(0, .95fr) minmax(280px, .8fr);
    gap: 54px;
    align-items: end;
    margin-bottom: 50px;
}

.ProductCategoryHead__description {
    margin: 0;
    color: var(--product-muted);
    font-size: 13px;
    line-height: 2;
}

.ProductGrid,
.ProductCategorySection[data-category="hydrogen-system"] .ProductGrid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 58px 26px;
}

/* PRODUCT CARD */
.ProductCard {
    min-width: 0;
}

.ProductCard__gallery {
    min-width: 0;
}

.ProductCard__visual {
    position: relative;
    aspect-ratio: 4 / 4.15;
    overflow: hidden;
    background: #f4f6f6;
}

.ProductCategorySection[data-category="hydrogen-system"] .ProductCard__visual {
    aspect-ratio: 16 / 12.5;
}

.ProductCard__visual img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: 20px;
}

.ProductCard__thumbs {
    display: flex;
    gap: 7px;
    margin-top: 9px;
    overflow-x: auto;
    padding: 1px 1px 3px;
    scrollbar-width: thin;
}

.ProductCard__thumb {
    flex: 0 0 56px;
    width: 56px;
    height: 56px;
    padding: 4px;
    border: 1px solid rgba(24, 50, 71, .12);
    background: #fff;
    cursor: pointer;
}

.ProductCard__thumb.is-active {
    border-color: rgba(110, 157, 184, .72);
    box-shadow: 0 0 0 1px rgba(110, 157, 184, .12);
}

.ProductCard__thumb img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: 0;
}

.ProductCard__placeholder {
    width: 100%;
    height: 100%;
    display: grid;
    place-items: center;
    background: linear-gradient(145deg, rgba(255,255,255,.86), rgba(229,240,245,.82)), #eef4f7;
}

.ProductCard__placeholder span {
    color: #91acbb;
    font-family: Georgia, "Times New Roman", serif;
    font-size: 12px;
    letter-spacing: .16em;
}

.ProductCard__badges {
    position: absolute;
    top: 13px;
    left: 13px;
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
}

.ProductCard__badges span {
    padding: 6px 8px 5px;
    background: rgba(24, 50, 71, .91);
    color: #fff;
    font-size: 8px;
    font-weight: 700;
    letter-spacing: .09em;
    line-height: 1;
}

.ProductCard__body {
    padding: 22px 1px 0;
}

.ProductCard__meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 16px;
    color: var(--product-blue);
    font-size: 9px;
    font-weight: 700;
    letter-spacing: .13em;
    line-height: 1.5;
}

.ProductCard__status {
    display: inline-flex;
    align-items: center;
    min-height: 25px;
    padding: 5px 8px 4px;
    border: 1px solid rgba(110, 157, 184, .20);
    border-radius: 999px;
    background: #f1f7f9;
    color: #51768a;
    font-size: 8px;
    font-weight: 700;
    letter-spacing: .04em;
    line-height: 1.3;
    white-space: nowrap;
}

.ProductCard__status--on_sale { border-color: rgba(92,139,119,.20); background:#f0f7f3; color:#557968; }
.ProductCard__status--waiting { border-color: rgba(177,142,75,.22); background:#faf6ed; color:#8b6d35; }
.ProductCard__status--sold_out { border-color: rgba(148,105,100,.20); background:#faf2f1; color:#8b625e; }
.ProductCard__status--store_only { border-color: rgba(110,157,184,.24); background:#edf6f9; color:#4f788e; }
.ProductCard__status--consultation { border-color: rgba(24,50,71,.20); background:#eef2f4; color:var(--product-navy); }
.ProductCard__status--discontinued { border-color: rgba(111,128,138,.18); background:#f1f2f2; color:#747d82; }

.ProductCard__nameEn {
    margin: 0 0 6px;
    color: #8297a3;
    font-family: Georgia, "Times New Roman", serif;
    font-size: 10px;
    letter-spacing: .07em;
    line-height: 1.5;
}

.ProductCard__name,
.ProductCategorySection[data-category="hydrogen-system"] .ProductCard__name {
    margin: 0;
    color: var(--product-navy);
    font-family: "Noto Serif JP", "Yu Mincho", "Hiragino Mincho ProN", serif;
    font-size: 23px;
    font-weight: 500;
    letter-spacing: .02em;
    line-height: 1.65;
}

.ProductCard__summary {
    margin: 15px 0 0;
    color: #536671;
    font-size: 13px;
    line-height: 2;
}

.ProductCard__price {
    display: flex;
    align-items: baseline;
    flex-wrap: wrap;
    gap: 7px 12px;
    margin-top: 19px;
    padding-top: 17px;
    border-top: 1px solid var(--product-line);
}

.ProductCard__price strong {
    color: var(--product-navy);
    font-family: Georgia, "Times New Roman", serif;
    font-size: 17px;
    font-weight: 400;
}

.ProductCard__price small {
    color: var(--product-muted);
    font-size: 10px;
    line-height: 1.6;
}

.ProductCardDetail {
    margin-top: 19px;
    border-top: 1px solid var(--product-line);
    border-bottom: 1px solid var(--product-line);
}

.ProductCardDetail summary {
    position: relative;
    padding: 15px 32px 15px 0;
    color: var(--product-navy);
    font-size: 11px;
    font-weight: 600;
    line-height: 1.7;
    cursor: pointer;
    list-style: none;
}

.ProductCardDetail summary::-webkit-details-marker {
    display: none;
}

.ProductCardDetail summary::after {
    content: "";
    position: absolute;
    top: 50%;
    right: 4px;
    width: 7px;
    height: 7px;
    border-right: 1px solid var(--product-blue);
    border-bottom: 1px solid var(--product-blue);
    transform: translateY(-68%) rotate(45deg);
}

.ProductCardDetail[open] summary::after {
    transform: translateY(-28%) rotate(225deg);
}

.ProductCardDetail__content {
    padding: 6px 0 20px;
}

.ProductCardDetail__block + .ProductCardDetail__block {
    margin-top: 18px;
}

.ProductCardDetail__block--recommend {
    padding: 16px 18px;
    background: #f5fafc;
}

.ProductCardDetail__label {
    margin: 0 0 7px;
    color: var(--product-blue);
    font-family: Georgia, "Times New Roman", serif;
    font-size: 9px;
    letter-spacing: .11em;
}

.ProductCardDetail__block > p:last-child {
    margin: 0;
    color: #536671;
    font-size: 12px;
    line-height: 2;
}

.ProductCard__cta {
    display: inline-flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    min-width: 170px;
    margin-top: 21px;
    padding: 11px 14px;
    border: 1px solid rgba(24, 50, 71, .18);
    background: #fff;
    color: var(--product-navy);
    font-size: 10px;
    font-weight: 600;
    text-decoration: none;
}

.ProductCard__cta::after {
    content: "→";
    color: var(--product-blue);
}

.ProductCard__storeNote {
    margin: 20px 0 0;
    color: var(--product-navy);
    font-size: 11px;
    font-weight: 600;
    line-height: 1.8;
}

/* EMPTY */
.ProductEmpty {
    padding: 96px 0;
    background: var(--product-ivory);
}

.ProductEmpty .ProductText {
    max-width: 600px;
    margin-top: 22px;
}

/* CLOSING */
.ProductClosing {
    padding: 104px 0 110px;
    background: var(--product-navy);
    text-align: center;
}

.ProductClosing__inner {
    max-width: 780px;
}

.ProductClosing .ProductEyebrow {
    color: #9bc1d4;
}

.ProductClosing__title {
    margin: 0;
    color: #fff;
    font-family: "Noto Serif JP", "Yu Mincho", "Hiragino Mincho ProN", serif;
    font-size: 34px;
    font-weight: 500;
    letter-spacing: .04em;
    line-height: 1.7;
}

.ProductClosing__text {
    max-width: 690px;
    margin: 24px auto 0;
    color: #cbd8df;
    font-size: 14px;
    line-height: 2.1;
}

@media (max-width: 900px) {
    .ProductInner,
    .ProductHero__inner {
        width: calc(100% - 56px);
    }

    .ProductHero__inner > * {
        width: 78%;
    }

    .ProductIntro__grid,
    .ProductCategoryHead {
        grid-template-columns: 1fr;
        gap: 34px;
    }

    .ProductGrid,
    .ProductCategorySection[data-category="hydrogen-system"] .ProductGrid {
        gap: 50px 22px;
    }

    .ProductCategorySection {
        padding: 88px 0 94px;
    }
}