:root {
    --ghsc-navy: #063f5f;
    --ghsc-blue: #087ba7;
    --ghsc-sky: #eaf7fb;
    --ghsc-gold: #d6a638;
    --ghsc-ink: #173044;
    --ghsc-muted: #5e7280;
    --ghsc-border: #d9e6ec;
}

.ghsc-hub,
.ghsc-hub * {
    box-sizing: border-box;
}

.ghsc-hub {
    margin: 34px auto 46px;
    padding: 0 16px;
    color: var(--ghsc-ink);
    font-family: "Noto Sans JP", "Yu Gothic", "Hiragino Kaku Gothic ProN", sans-serif;
}

.ghsc-hub__inner {
    position: relative;
    overflow: hidden;
    max-width: 1120px;
    margin: 0 auto;
    padding: 44px;
    border: 1px solid #d4e5ec;
    border-radius: 24px;
    background:
        radial-gradient(circle at 92% 10%, rgba(53, 173, 207, .18), transparent 28%),
        linear-gradient(145deg, #f8fdff 0%, #ffffff 62%, #eef9fc 100%);
    box-shadow: 0 18px 48px rgba(7, 67, 96, .10);
}

.ghsc-hub__lead {
    max-width: 760px;
    margin: 0 auto 30px;
    text-align: center;
}

.ghsc-hub__eyebrow {
    margin: 0 0 8px;
    color: var(--ghsc-blue);
    font-size: 12px;
    font-weight: 800;
    letter-spacing: .18em;
}

.ghsc-hub__badge {
    display: inline-flex;
    margin: 0 0 15px;
    padding: 6px 14px;
    border-radius: 999px;
    background: var(--ghsc-navy);
    color: #fff;
    font-size: 13px;
    font-weight: 700;
}

.ghsc-hub h2 {
    margin: 0;
    padding: 0 !important;
    border: 0 !important;
    background: none !important;
    box-shadow: none !important;
    color: var(--ghsc-navy);
    font-size: clamp(28px, 4vw, 42px);
    line-height: 1.38;
    letter-spacing: .02em;
}

.ghsc-hub h2::before,
.ghsc-hub h2::after {
    display: none !important;
    content: none !important;
}

.ghsc-hub__description {
    margin: 16px auto 0;
    color: var(--ghsc-muted);
    font-size: 16px;
    line-height: 1.9;
}

.ghsc-hub__cards {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
}

.ghsc-card {
    position: relative;
    display: flex;
    min-height: 218px;
    padding: 25px 24px 23px;
    flex-direction: column;
    border: 1px solid var(--ghsc-border);
    border-radius: 18px;
    background: rgba(255, 255, 255, .94);
    color: var(--ghsc-ink) !important;
    text-decoration: none !important;
    box-shadow: 0 8px 24px rgba(12, 69, 94, .07);
    transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}

.ghsc-card:hover,
.ghsc-card:focus-visible {
    border-color: var(--ghsc-blue);
    box-shadow: 0 14px 30px rgba(12, 93, 126, .15);
    transform: translateY(-3px);
}

.ghsc-card--primary {
    border-color: transparent;
    background: linear-gradient(145deg, var(--ghsc-navy), #087ba7);
    color: #fff !important;
}

.ghsc-card__number {
    color: var(--ghsc-gold);
    font-size: 12px;
    font-weight: 900;
    letter-spacing: .14em;
}

.ghsc-card__label {
    margin-top: 14px;
    color: var(--ghsc-blue);
    font-size: 12px;
    font-weight: 800;
}

.ghsc-card--primary .ghsc-card__label,
.ghsc-card--primary .ghsc-card__text {
    color: rgba(255, 255, 255, .78);
}

.ghsc-card strong {
    margin-top: 5px;
    font-size: 21px;
    line-height: 1.5;
}

.ghsc-card__text {
    margin-top: 10px;
    padding-right: 24px;
    color: var(--ghsc-muted);
    font-size: 13px;
    line-height: 1.7;
}

.ghsc-card__arrow {
    position: absolute;
    right: 22px;
    bottom: 20px;
    display: grid;
    width: 32px;
    height: 32px;
    place-items: center;
    border-radius: 50%;
    background: var(--ghsc-sky);
    color: var(--ghsc-blue);
    font-size: 18px;
    font-weight: 800;
}

.ghsc-card--primary .ghsc-card__arrow {
    background: rgba(255, 255, 255, .16);
    color: #fff;
}

.ghsc-hub__trust {
    display: flex;
    margin: 25px 0 0;
    padding: 0;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px 22px;
    color: #456170;
    font-size: 13px;
    font-weight: 700;
    list-style: none;
}

.ghsc-hub__trust li::before {
    margin-right: 7px;
    color: #22a06b;
    content: "✓";
    font-weight: 900;
}

.ghsc-mobile-bar {
    display: none;
}

.ghsc-mobile-site-title {
    margin: 0;
    font-size: inherit;
    font-weight: inherit;
}

.ghsc-desktop-site-title {
    margin: 0;
    font-size: inherit;
    font-weight: inherit;
}

.ghsc-copy-overlay-title {
    margin: 0;
    color: #fff;
    font-size: 25px;
    font-weight: 700;
}

.ghsc-sp-only {
    display: none;
}

@media (max-width: 900px) {
    .ghsc-hub {
        margin-top: 22px;
    }

    .ghsc-hub__inner {
        padding: 34px 24px;
        border-radius: 20px;
    }

    .ghsc-hub__cards {
        grid-template-columns: 1fr;
    }

    .ghsc-card {
        min-height: 0;
        padding: 22px;
    }
}

@media (max-width: 767px) {
    body {
        padding-bottom: 72px !important;
    }

    .ghsc-hub {
        margin: 16px auto 30px;
        padding: 0 10px;
    }

    .ghsc-hub__inner {
        padding: 29px 16px 22px;
        border-radius: 18px;
    }

    .ghsc-hub__eyebrow {
        font-size: 10px;
        letter-spacing: .12em;
    }

    .ghsc-hub h2 {
        font-size: 26px;
    }

    .ghsc-hub__description {
        font-size: 14px;
        line-height: 1.8;
    }

    .ghsc-hub__lead {
        margin-bottom: 22px;
    }

    .ghsc-card strong {
        font-size: 19px;
    }

    .ghsc-hub__trust {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 9px 12px;
        text-align: left;
    }

    .ghsc-sp-only {
        display: inline;
    }

    .ghsc-mobile-bar {
        position: fixed;
        z-index: 9998;
        right: 0;
        bottom: 0;
        left: 0;
        display: grid;
        grid-template-columns: minmax(0, 1.65fr) minmax(0, 1fr);
        min-height: 66px;
        border-top: 1px solid rgba(255, 255, 255, .2);
        box-shadow: 0 -7px 24px rgba(0, 42, 63, .22);
    }

    .ghsc-mobile-bar a {
        display: flex;
        padding: 9px 12px;
        align-items: center;
        justify-content: center;
        flex-direction: column;
        color: #fff !important;
        text-align: center;
        text-decoration: none !important;
    }

    .ghsc-mobile-bar span {
        font-size: 10px;
        line-height: 1.2;
        opacity: .86;
    }

    .ghsc-mobile-bar strong {
        margin-top: 2px;
        font-size: 15px;
        line-height: 1.35;
    }

    .ghsc-mobile-bar__quick {
        background: linear-gradient(135deg, #07577d, #0789ad);
    }

    .ghsc-mobile-bar__line {
        background: #18a74c;
    }
}

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