/* ================================================
   home.css — トップページ固有スタイル
   ================================================ */

.hero {
    position: relative;
    overflow: hidden;
    background: linear-gradient(140deg, #f4f9fe 0%, #e8f2fa 42%, #eaf5ef 100%);
    padding: 88px 0 78px;
}

.hero::before,
.hero::after {
    content: "";
    position: absolute;
    border-radius: 50%;
    pointer-events: none;
}

.hero::before {
    width: 360px;
    height: 360px;
    top: -150px;
    right: -80px;
    background: rgba(42, 115, 169, 0.14);
}

.hero::after {
    width: 300px;
    height: 300px;
    bottom: -150px;
    left: -100px;
    background: rgba(224, 126, 52, 0.15);
}

.hero__inner {
    position: relative;
    z-index: 1;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: var(--container-padding);
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    gap: 56px;
    align-items: center;
}

.hero__content {
    display: flex;
    flex-direction: column;
    gap: 22px;
}

.hero__label {
    display: inline-block;
    width: fit-content;
    padding: 7px 14px;
    border-radius: var(--radius-pill);
    border: 1px solid rgba(61, 140, 98, 0.28);
    background: rgba(61, 140, 98, 0.12);
    color: var(--forest-green-dark);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.04em;
}

.hero__title {
    font-size: clamp(2.2rem, 5vw, 3.35rem);
    line-height: 1.2;
}

.hero__title-accent {
    color: var(--river-blue);
}

.hero__description {
    max-width: 620px;
    font-size: 1.02rem;
    line-height: 1.95;
    color: var(--text-sub);
}

.hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.hero__highlights {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.hero__highlight {
    padding: 7px 13px;
    border-radius: var(--radius-pill);
    border: 1px solid rgba(42, 115, 169, 0.2);
    background: rgba(255, 255, 255, 0.78);
    color: #2e5875;
    font-size: 0.8rem;
    font-weight: 500;
}

.hero__images {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.hero__img {
    width: 100%;
    aspect-ratio: 4 / 5;
    border-radius: var(--radius-xl);
    object-fit: cover;
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(21, 67, 103, 0.12);
}

.hero__img--offset {
    margin-top: 44px;
}

.home-intro {
    background: var(--bg-white);
}

.home-intro__card {
    padding: clamp(26px, 4vw, 42px);
    border-radius: var(--radius-xl);
    border: 1px solid rgba(31, 88, 129, 0.16);
    background: linear-gradient(145deg, #ffffff 0%, #f4f9ff 85%);
    box-shadow: var(--shadow-sm);
}

.home-intro__title {
    font-size: clamp(1.45rem, 2.2vw, 2.04rem);
    line-height: 1.42;
    margin-bottom: 14px;
}

.home-intro__text {
    margin-bottom: 22px;
    color: var(--text-sub);
    line-height: 1.95;
}

.home-intro__points {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}

.home-intro__point {
    padding: 12px 14px;
    border-radius: var(--radius-md);
    border: 1px solid rgba(42, 115, 169, 0.16);
    background: #f1f7fc;
    font-size: 0.88rem;
    line-height: 1.7;
    color: #2d556f;
}

.quick-start {
    background: linear-gradient(180deg, #edf5fb 0%, #eaf4f9 100%);
}

.quick-start__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
}

.quick-start__item {
    padding: 24px;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(29, 89, 131, 0.14);
    background: var(--bg-white);
    text-decoration: none;
    color: inherit;
    transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-fast);
}

.quick-start__item:hover {
    transform: translateY(-4px);
    border-color: rgba(29, 89, 131, 0.3);
    box-shadow: var(--shadow-md);
    color: inherit;
}

.quick-start__step {
    display: inline-block;
    margin-bottom: 9px;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.13em;
    color: var(--river-blue);
}

.quick-start__title {
    margin-bottom: 8px;
    font-size: 1.12rem;
    line-height: 1.5;
}

.quick-start__text {
    font-size: 0.92rem;
    line-height: 1.84;
    color: var(--text-sub);
}

.programs {
    background: linear-gradient(165deg, #f0f8f3 0%, #edf5fb 50%, #fdf5ef 100%);
}

.programs__grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.program-card {
    display: block;
    overflow: hidden;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(35, 90, 132, 0.16);
    background: var(--bg-white);
    color: var(--text-dark);
    text-decoration: none;
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-fast);
}

.program-card:hover {
    transform: translateY(-4px);
    border-color: rgba(35, 90, 132, 0.3);
    box-shadow: var(--shadow-md);
    color: var(--text-dark);
}

.program-card__image {
    width: 100%;
    aspect-ratio: 16 / 10;
    object-fit: cover;
}

.program-card__body {
    padding: 24px;
}

.program-card__category {
    display: inline-block;
    margin-bottom: 6px;
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.program-card__category--green {
    color: var(--forest-green);
}

.program-card__category--blue {
    color: var(--river-blue);
}

.program-card__category--orange {
    color: var(--sunset-orange);
}

.program-card__title {
    margin-bottom: 6px;
    font-size: 1.52rem;
    line-height: 1.45;
}

.program-card__text {
    font-size: 0.9rem;
    color: var(--text-sub);
    line-height: 1.7;
}

/* カードの左ボーダーアクセント */
.program-card--clickable.program-card:nth-child(1) {
    border-left: 4px solid var(--forest-green);
}

.program-card--clickable.program-card:nth-child(2) {
    border-left: 4px solid var(--forest-green);
}

.program-card--clickable.program-card:nth-child(3) {
    border-left: 4px solid var(--river-blue);
}

.program-card--clickable.program-card:nth-child(4) {
    border-left: 4px solid var(--sunset-orange);
}

.program-card__subtitle {
    font-size: 0.88rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    color: var(--river-blue-dark);
}

.products {
    background: linear-gradient(180deg, #ecf5fc 0%, #ebf6f0 100%);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.product-card {
    padding: 18px;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(32, 89, 130, 0.15);
    background: var(--bg-white);
    text-align: center;
    text-decoration: none;
    color: var(--text-dark);
    transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-fast);
}

.product-card:hover {
    transform: translateY(-4px);
    border-color: rgba(32, 89, 130, 0.28);
    box-shadow: var(--shadow-md);
    color: var(--text-dark);
}

.product-card__image {
    width: 100%;
    aspect-ratio: 3 / 4;
    object-fit: cover;
    border-radius: var(--radius-md);
    margin-bottom: 14px;
}

.product-card__name {
    margin-bottom: 4px;
    font-size: 1.04rem;
    line-height: 1.55;
}

.product-card__price {
    color: var(--river-blue-dark);
    font-family: var(--font-heading);
    font-size: 1.4rem;
    font-weight: 700;
}

.gallery-section {
    background: var(--bg-white);
    padding: 94px 0;
}

.gallery-scroll {
    display: flex;
    gap: 16px;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    padding: 0 24px 14px;
    scrollbar-width: thin;
}

.gallery-scroll__item {
    flex: 0 0 34%;
    min-width: 280px;
    scroll-snap-align: start;
}

.gallery-scroll__img {
    width: 100%;
    aspect-ratio: 4 / 5;
    border-radius: var(--radius-lg);
    object-fit: cover;
    border: 1px solid rgba(29, 82, 119, 0.14);
    box-shadow: var(--shadow-sm);
}

.final-links {
    background: #edf5f0;
}

.final-links__list {
    display: grid;
    gap: 12px;
}

.final-links__item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 22px;
    border-radius: var(--radius-md);
    border: 1px solid rgba(45, 108, 76, 0.15);
    background: var(--bg-white);
    color: var(--text-dark);
    font-family: var(--font-heading);
    font-size: 1.08rem;
    text-decoration: none;
    transition: transform var(--transition-fast), box-shadow var(--transition-base), border-color var(--transition-fast);
}

.final-links__item:hover {
    transform: translateY(-2px);
    border-color: rgba(45, 108, 76, 0.3);
    box-shadow: var(--shadow-sm);
    color: var(--text-dark);
}

.final-links__item span {
    color: var(--forest-green-dark);
    font-size: 1.1rem;
}

@media (max-width: 1024px) {
    .hero {
        padding: 66px 0;
    }

    .hero__inner {
        grid-template-columns: 1fr;
        gap: 36px;
    }

    .hero__images {
        max-width: 560px;
        margin: 0 auto;
    }

    .home-intro__points {
        grid-template-columns: 1fr;
    }

    .quick-start__grid {
        grid-template-columns: 1fr;
    }

    .programs__grid {
        grid-template-columns: 1fr;
    }

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

    .gallery-scroll__item {
        flex: 0 0 56%;
    }
}

@media (max-width: 768px) {
    .hero {
        padding: 48px 0 52px;
    }

    .hero__title {
        font-size: 2rem;
    }

    .hero__description {
        font-size: 0.95rem;
    }

    .hero__actions {
        flex-direction: column;
        align-items: stretch;
    }

    .hero__actions .btn {
        width: 100%;
    }

    .hero__img--offset {
        margin-top: 0;
    }

    .home-intro__card,
    .quick-start__item,
    .program-card__body,
    .product-card,
    .final-links__item {
        padding: 16px;
    }

    .products-grid {
        grid-template-columns: 1fr;
    }

    .product-card--sensor .product-card__image {
        width: min(180px, 70%);
        aspect-ratio: 1 / 1;
        margin-left: auto;
        margin-right: auto;
    }

    .gallery-section {
        padding: 70px 0;
    }

    .gallery-scroll {
        padding-left: 16px;
        padding-right: 16px;
    }

    .gallery-scroll__item {
        flex: 0 0 82%;
    }

    .final-links__item {
        font-size: 0.98rem;
    }
}