/* ─── About page ───────────────────────────────────────────── */

.nav__link--active {
    color: var(--accent);
}

/* ─── Hero ────────────────────────────────────────────────── */
.about-hero {
    background-color: var(--bg-alt);
    padding: clamp(4rem, 10vw, 7rem) 0 1.5rem;
    border-bottom: 1px solid var(--border);
}

.about-hero__title {
    font-size: clamp(2rem, 5vw, 3.25rem);
    font-weight: 700;
    color: var(--text);
    line-height: 1.15;
    letter-spacing: -0.03em;
    margin-bottom: 1rem;
    text-align: center;
}

.about-hero__sub {
    font-size: clamp(1rem, 2vw, 1.2rem);
    color: var(--text-muted);
    text-align: center;
    padding-bottom: clamp(2rem, 5vw, 3.5rem);
}

/* ─── Origin ──────────────────────────────────────────────── */
.about-origin {
    background-color: var(--bg-alt);
    padding: clamp(3rem, 8vw, 6rem) 0;
}

.about-origin__inner {
    max-width: 760px;
}

.about-origin__title {
    font-size: clamp(1.4rem, 3vw, 2rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 1.5rem;
    color: var(--text);
    text-align: center;
}

.about-origin__content p {
    color: var(--text-muted);
    line-height: 1.8;
    font-size: 1rem;
    margin-bottom: 1.25rem;
}

.about-origin__content p:last-child {
    margin-bottom: 0;
}

.about-origin__badges {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.about-badge {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.25rem 1.5rem;
    transition: box-shadow 0.25s ease;
}

.about-badge:hover {
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.07);
}

.about-badge__icon {
    flex-shrink: 0;
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 8px;
    background: rgba(255, 92, 91, 0.08);
    color: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
}

.about-badge div:last-child {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
}

.about-badge strong {
    font-size: 0.97rem;
    font-weight: 700;
    color: var(--text);
}

.about-badge span {
    font-size: 0.88rem;
    color: var(--text-muted);
}

/* ─── Dimensions ──────────────────────────────────────────── */
.about-dimensions {
    background: var(--bg);
    padding: clamp(4rem, 10vw, 8rem) 0;
    border-top: 1px solid var(--border);
}

.about-dimensions__title {
    font-size: clamp(1.4rem, 3vw, 2rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    text-align: center;
    margin-bottom: 0.75rem;
    color: var(--text);
}

.about-dimensions__sub {
    font-size: clamp(0.97rem, 2vw, 1.1rem);
    color: var(--text-muted);
    text-align: center;
    max-width: 60ch;
    margin: 0 auto clamp(3rem, 6vw, 5rem);
    line-height: 1.7;
}

.dimension-list {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.dimension-item {
    display: grid;
    grid-template-columns: 5rem 1fr;
    gap: 2rem;
    padding: clamp(2rem, 4vw, 3rem) 0;
    border-top: 1px solid var(--border);
    align-items: start;
}

.dimension-item:last-child {
    border-bottom: 1px solid var(--border);
}

.dimension-item__num {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 700;
    color: var(--accent);
    opacity: 0.18;
    line-height: 1;
    letter-spacing: -0.04em;
    padding-top: 0.15em;
    transition: opacity 0.2s ease;
}

.dimension-item:hover .dimension-item__num {
    opacity: 0.7;
}

.dimension-item__title {
    font-size: clamp(1.1rem, 2.5vw, 1.35rem);
    font-weight: 700;
    color: var(--text);
    letter-spacing: -0.02em;
    margin-bottom: 0.875rem;
}

.dimension-item__desc {
    color: var(--text-muted);
    line-height: 1.8;
    font-size: 1rem;
    max-width: 72ch;
}

/* ─── Reveal animations ───────────────────────────────────── */
.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.55s ease, transform 0.55s ease;
}

.reveal.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* Blur-in pour le titre dimensions */
.reveal--blur {
    opacity: 0;
    filter: blur(14px);
    transform: none;
    transition: opacity 0.7s ease, filter 0.7s ease;
}

.reveal--blur.is-visible {
    opacity: 1;
    filter: blur(0px);
}

/* ─── Mobile ──────────────────────────────────────────────── */
@media (max-width: 768px) {
    .about-origin__inner {
        grid-template-columns: 1fr;
    }

    .dimension-item {
        grid-template-columns: 3.5rem 1fr;
        gap: 1.25rem;
    }

    .dimension-item__num {
        font-size: 2rem;
    }
}