/* About — quiet page, designed headings */

.about-page {
    --ct-ink: #111118;
    --ct-muted: rgba(17, 17, 24, 0.55);
    --ct-line: rgba(17, 17, 24, 0.06);
    --ct-glass: rgba(255, 255, 255, 0.86);
    --ct-gold: #c9a962;
    --ct-radius: 28px;
    position: relative;
    isolation: isolate;
    overflow: hidden !important;
    min-height: calc(100vh - var(--header-height, 72px));
    background: #f5f5f7 !important;
    padding: 0 0 calc(3.2rem + env(safe-area-inset-bottom));
}

.about-page .ct-wrap {
    width: min(760px, calc(100% - 2rem));
}

.ab-hero {
    margin: 0 0 1.5rem;
    padding: 0.35rem 0.15rem 0;
}

.ab-hero-label {
    margin: 0 0 0.4rem;
    font-size: 0.88rem;
    font-weight: 500;
    color: rgba(17, 17, 24, 0.42);
}

.ab-hero h1 {
    margin: 0;
    font-size: clamp(2.2rem, 6.2vw, 2.9rem);
    font-weight: 600;
    letter-spacing: -0.035em;
    line-height: 1.18;
    color: #111118;
}

.ab-hero-lead {
    margin: 0.7rem 0 0;
    max-width: 22rem;
    font-size: 1.05rem;
    line-height: 1.85;
    color: rgba(17, 17, 24, 0.52);
}

.about-page .ct-glass {
    margin-top: 0.9rem;
}

.ab-card {
    overflow: hidden;
}

.ab-card-head {
    display: flex;
    align-items: baseline;
    gap: 0.85rem;
    padding: 1.2rem 1.35rem 1.05rem;
    border-bottom: 1px solid rgba(17, 17, 24, 0.06);
}

.ab-idx {
    flex: 0 0 auto;
    min-width: 1.6rem;
    font-size: 0.78rem;
    font-weight: 600;
    color: #c9a962;
    letter-spacing: 0.02em;
}

.ab-card-head h2 {
    margin: 0;
    font-size: clamp(1.12rem, 2.6vw, 1.32rem);
    font-weight: 600;
    letter-spacing: -0.02em;
    line-height: 1.45;
    color: #16161c;
}

.ab-card-body {
    padding: 1.15rem 1.35rem 1.35rem;
}

.ab-card-body p {
    margin: 0 0 0.95rem;
    font-size: 0.95rem;
    line-height: 2;
    color: rgba(17, 17, 24, 0.58);
}

.ab-card-body p:last-child {
    margin-bottom: 0;
}

.ab-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.55rem;
}

.ab-stat {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
    padding: 0.95rem 0.85rem 0.9rem;
    border-radius: 22px;
    background: rgba(255, 255, 255, 0.86);
    border: 1px solid rgba(17, 17, 24, 0.06);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.9);
    text-align: center;
}

.ab-stat strong {
    font-size: 1.18rem;
    font-weight: 700;
    letter-spacing: -0.03em;
    color: #111118;
}

.ab-stat span {
    font-size: 0.74rem;
    color: rgba(17, 17, 24, 0.48);
    font-weight: 500;
}

.ab-fits {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.7rem;
    margin: 0.35rem 0 1rem;
}

.ab-fit {
    padding: 1rem 1.05rem 1.05rem;
    border-radius: 18px;
    background: #f7f7f9;
    border: 1px solid rgba(17, 17, 24, 0.05);
}

.ab-fit-en {
    margin: 0 0 0.28rem;
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.14em;
    color: #c9a962;
}

.ab-fit h3 {
    margin: 0 0 0.55rem;
    font-size: 1.05rem;
    font-weight: 600;
    color: #111118;
}

.ab-fit p {
    margin: 0 !important;
    font-size: 0.88rem !important;
    line-height: 1.9 !important;
}

.ab-check {
    margin: 0.2rem 0 0;
    padding: 0;
    list-style: none;
}

.ab-check li {
    position: relative;
    padding: 0.72rem 1.2rem 0.72rem 0;
    font-size: 0.92rem;
    line-height: 1.8;
    color: #2a2a32;
}

.ab-check li + li {
    border-top: 1px solid rgba(17, 17, 24, 0.06);
}

.ab-check li::before {
    content: "";
    position: absolute;
    right: 0;
    top: 1.18rem;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #c9a962;
}

.ab-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.55rem;
    margin-top: 1.1rem;
}

.ab-close {
    margin-top: 1.35rem;
    padding: 1.6rem 1.25rem 1.45rem;
    text-align: center;
}

.ab-close-line {
    margin: 0 0 0.4rem;
    font-size: 1.05rem;
    font-weight: 600;
    line-height: 1.8;
    color: #111118;
}

.ab-en {
    margin: 0 0 1.15rem;
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.16em;
    color: rgba(17, 17, 24, 0.38);
}

.ab-close .ct-btn {
    max-width: 280px;
    margin: 0 auto;
}

@media (max-width: 720px) {
    .about-page .ct-wrap {
        width: min(100% - 1.5rem, 760px);
    }

    .ab-hero h1 {
        font-size: 2.15rem;
    }

    .ab-card-head,
    .ab-card-body {
        padding-right: 1.1rem;
        padding-left: 1.1rem;
    }

    .ab-stats,
    .ab-fits,
    .ab-actions {
        grid-template-columns: 1fr;
    }

    .ab-close .ct-btn,
    .ab-actions .ct-btn {
        width: 100%;
        max-width: none;
    }
}