.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.about-page {
    gap: 1.4rem;
}

.about-page__hero,
.about-story,
.about-manifesto,
.about-principles,
.about-experts {
    width: 100%;
}

.about-page__hero-surface {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-2xl);
    background:
        radial-gradient(
            circle at 18% 24%,
            rgba(255, 255, 255, 0.08),
            transparent 24%
        ),
        radial-gradient(
            circle at 82% 18%,
            rgba(255, 255, 255, 0.08),
            transparent 22%
        ),
        linear-gradient(180deg, var(--color-primary-dark) 0%, #8498a7 100%);
    padding: clamp(1.4rem, 2.4vw, 2.4rem) clamp(1.4rem, 2.4vw, 2.4rem)
        clamp(2.6rem, 4.6vw, 4rem);
    box-shadow: var(--shadow-card);
    display: flex;
    flex-direction: column;
}

.about-page__hero-copy {
    margin-top: clamp(4rem, 7vw, 6.4rem);
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.about-page__eyebrow,
.about-story__eyebrow,
.about-experts__eyebrow {
    margin: 0 0 0.85rem;
    color: rgba(255, 255, 255, 0.78);
    font-size: 0.92rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.about-page__hero-copy h1 {
    margin: 0;
    color: var(--color-pure-white);
    font-size: clamp(3rem, 6vw, 5.4rem);
    line-height: 0.94;
    letter-spacing: -0.05em;
    font-weight: 500;
}

.about-page__hero-copy h1 span {
    color: var(--color-primary-light);
}

.about-page__hero-copy > p {
    margin: 1.2rem 0 0;
    max-width: 40ch;
    color: rgba(255, 255, 255, 0.84);
    font-size: clamp(1.05rem, 1.2vw, 1.2rem);
    line-height: 1.65;
}

.about-story__surface,
.about-manifesto__surface,
.about-experts__surface {
    background: var(--color-pure-white);
    border-radius: var(--radius-2xl);
    padding: clamp(1.4rem, 2.8vw, 2.4rem) 0;
}

.about-story__surface {
    overflow-x: hidden;
    max-width: 100%;
}

.about-experts__head {
    max-width: 42rem;
    margin: 0 auto;
    text-align: center;
}

.about-story__eyebrow,
.about-experts__eyebrow {
    color: var(--color-primary-dark);
}

.about-manifesto__intro h2,
.about-principles__content h2,
.about-experts__head h2 {
    margin: 0;
    color: var(--color-charcoal);
    font-size: clamp(2rem, 4vw, 4rem);
    line-height: 1.02;
    letter-spacing: -0.04em;
    font-weight: 500;
}

.about-experts__head h2 span {
    color: var(--color-primary-dark);
    font-style: italic;
}

.about-experts__head p,
.about-manifesto__copy p,
.about-principles__content > p {
    margin: 1rem 0 0;
    color: rgba(48, 48, 48, 0.72);
    font-size: 1.05rem;
    line-height: 1.7;
}

.about-story__grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    grid-template-rows: minmax(0, 1fr) auto;
    gap: clamp(0.75rem, 1.4vw, 1.15rem);
    margin-top: 2rem;
    align-items: stretch;
    min-height: clamp(22rem, 44vw, 36rem);
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
}

.about-story__grid > * {
    min-width: 0;
    max-width: 100%;
    box-sizing: border-box;
}

.about-story__grid > .about-story__card:nth-child(1) {
    grid-column: 1;
    grid-row: 1 / span 2;
}

.about-story__grid > .about-story__card:nth-child(2) {
    grid-column: 2;
    grid-row: 1 / span 2;
}

.about-story__grid > .about-story__card:nth-child(3) {
    grid-column: 3;
    grid-row: 1;
    align-self: start;
    justify-self: stretch;
}

.about-story__grid > .about-story__proof {
    grid-column: 3;
    grid-row: 2;
    align-self: stretch;
}

.about-story__card {
    position: relative;
    margin: 0;
    width: 100%;
    max-width: 100%;
    border-radius: 2rem;
    overflow: hidden;
    min-height: 0;
    box-sizing: border-box;
    background-image:
        linear-gradient(
            180deg,
            rgba(255, 255, 255, 0.04),
            rgba(255, 255, 255, 0.04)
        ),
        var(--about-story-image);
    background-size: cover;
    background-position: var(--about-story-position);
    background-repeat: no-repeat;
}

.about-story__card--tall {
    min-height: clamp(24rem, 40vw, 38rem);
    height: 100%;
    max-height: 100%;
}

.about-story__card--top {
    aspect-ratio: 4 / 3;
    height: auto;
    max-height: none;
    min-height: 0;
}

.about-story__proof {
    padding: 1.35rem 1.45rem 1.5rem;
    border-radius: 1.8rem;
    background: var(--color-primary-dark);
    border: none;
    display: grid;
    gap: 0.95rem;
    align-content: start;
    width: 100%;
    overflow: hidden;
}

.about-story__proof-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.9rem;
    min-width: 0;
}

.about-story__avatars {
    display: flex;
    align-items: center;
}

.about-story__avatars img {
    width: 2.7rem;
    height: 2.7rem;
    object-fit: cover;
    border-radius: 50%;
    border: 3px solid rgba(255, 255, 255, 0.35);
    margin-left: -0.55rem;
}

.about-story__avatars img:first-child {
    margin-left: 0;
}

.about-story__rating {
    display: grid;
    gap: 0.2rem;
    text-align: right;
    min-width: 0;
}

.about-story__rating span {
    color: rgba(255, 255, 255, 0.95);
    letter-spacing: 0.12em;
}

.about-story__rating strong {
    color: var(--color-pure-white);
    font-size: 0.95rem;
    font-weight: 600;
}

.about-story__proof p {
    margin: 0;
    color: rgba(255, 255, 255, 0.92);
    line-height: 1.65;
    font-size: 0.98rem;
}

.about-manifesto__surface {
    display: grid;
    grid-template-columns: minmax(280px, 0.95fr) minmax(320px, 1.05fr);
    gap: 1.6rem 2.2rem;
    align-items: start;
}

.about-manifesto__intro h2 {
    max-width: 12ch;
}

.about-manifesto__copy {
    display: grid;
    gap: 1.35rem;
}

.about-manifesto__stats {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1rem;
    padding: 1.35rem;
    border-radius: 1.8rem;
    background: linear-gradient(
        180deg,
        rgba(245, 245, 245, 0.94),
        rgba(239, 239, 239, 0.88)
    );
}

.about-manifesto__stat strong {
    display: block;
    color: var(--color-charcoal);
    font-size: clamp(2rem, 3vw, 3.3rem);
    line-height: 1;
    letter-spacing: -0.04em;
    font-weight: 500;
}

.about-manifesto__stat p {
    margin: 0.85rem 0 0;
    color: rgba(48, 48, 48, 0.68);
    font-size: 1rem;
    line-height: 1.6;
    max-width: 18ch;
}

.about-principles {
    display: grid;
    gap: 1.4rem;
}

.about-principles__row {
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
    gap: clamp(1.2rem, 2vw, 2rem);
    align-items: center;
}

.about-principles__row--reverse {
    grid-template-columns: minmax(320px, 0.95fr) minmax(0, 1.05fr);
}

.about-principles__row--reverse .about-principles__media {
    order: 2;
}

.about-principles__row--reverse .about-principles__content {
    order: 1;
}

.about-principles__media {
    position: relative;
    min-height: clamp(26rem, 42vw, 40rem);
    border-radius: 2rem;
    overflow: hidden;
    background-image:
        linear-gradient(
            180deg,
            rgba(255, 255, 255, 0.04),
            rgba(255, 255, 255, 0.04)
        ),
        var(--about-principle-image);
    background-size: cover;
    background-position: var(--about-principle-position);
}

.about-principles__content {
    padding: clamp(0.5rem, 1vw, 1rem);
}

.about-principles__list {
    list-style: none;
    margin: 1.4rem 0 0;
    padding: 0;
    display: grid;
    gap: 0.9rem;
}

.about-principles__list li,
.about-principles__features article {
    position: relative;
    padding-left: 1.6rem;
    color: rgba(48, 48, 48, 0.78);
    font-size: 1rem;
    line-height: 1.7;
}

.about-principles__list li::before,
.about-principles__features article::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0.7rem;
    width: 0.55rem;
    height: 0.55rem;
    border-radius: 50%;
    background: var(--color-primary-dark);
}

.about-principles__features {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem 1.2rem;
    margin-top: 1.4rem;
}

.about-principles__features h3 {
    margin: 0;
    color: var(--color-charcoal);
    font-size: 1.5rem;
    line-height: 1.1;
    letter-spacing: -0.03em;
    font-weight: 500;
}

.about-principles__features p {
    margin: 0.7rem 0 0;
}

.about-experts__grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1rem;
    margin-top: 2rem;
}

.about-expert-card {
    display: grid;
    gap: 0.9rem;
}

.about-expert-card__photo {
    overflow: hidden;
    border-radius: 1.8rem;
    background: linear-gradient(
        180deg,
        rgba(245, 245, 245, 0.96),
        rgba(235, 235, 235, 0.96)
    );
    aspect-ratio: 0.9;
}

.about-expert-card__photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
    display: block;
}

.about-expert-card h3 {
    margin: 0;
    color: var(--color-charcoal);
    font-size: 1.55rem;
    line-height: 1.08;
    letter-spacing: -0.03em;
    font-weight: 500;
}

.about-expert-card p {
    margin: 0;
    color: rgba(48, 48, 48, 0.72);
    font-size: 1rem;
    line-height: 1.55;
}

.about-expert-card__cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    text-decoration: none;
    box-sizing: border-box;
}

@media (max-width: 1200px) {
    .about-story__grid {
        grid-template-columns: 1fr 1fr;
        grid-template-rows: none;
        min-height: 0;
    }

    .about-story__grid > .about-story__card:nth-child(1),
    .about-story__grid > .about-story__card:nth-child(2) {
        grid-column: auto;
        grid-row: auto;
        min-height: clamp(18rem, 42vw, 26rem);
        height: auto;
    }

    .about-story__grid > .about-story__card:nth-child(1) {
        grid-column: 1;
        grid-row: 1;
    }

    .about-story__grid > .about-story__card:nth-child(2) {
        grid-column: 2;
        grid-row: 1;
    }

    .about-story__grid > .about-story__card:nth-child(3) {
        grid-column: 1;
        grid-row: 2;
    }

    .about-story__grid > .about-story__proof {
        grid-column: 2;
        grid-row: 2;
        align-self: stretch;
    }

    .about-manifesto__surface,
    .about-principles__row,
    .about-principles__row--reverse {
        grid-template-columns: 1fr;
    }

    .about-principles__row--reverse .about-principles__media,
    .about-principles__row--reverse .about-principles__content {
        order: initial;
    }

    .about-experts__grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

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

@media (max-width: 860px) {
    .about-page__hero-surface {
        padding: 0.95rem 1rem 2.1rem;
        border-radius: 1.25rem;
    }

    .about-page__hero-copy {
        margin-top: 2.8rem;
    }

    .about-principles__features,
    .about-experts__grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 520px) {
    .about-page__hero-copy h1,
    .about-manifesto__intro h2,
    .about-principles__content h2,
    .about-experts__head h2 {
        font-size: clamp(2.3rem, 13vw, 3.5rem);
    }

    .about-story__grid {
        grid-template-columns: 1fr;
    }

    .about-story__grid > .about-story__card:nth-child(1),
    .about-story__grid > .about-story__card:nth-child(2),
    .about-story__grid > .about-story__card:nth-child(3),
    .about-story__grid > .about-story__proof {
        grid-column: 1;
        grid-row: auto;
    }

    .about-story__grid > .about-story__card:nth-child(2),
    .about-story__grid > .about-story__card:nth-child(3) {
        display: none;
    }

    .about-principles__features,
    .about-experts__grid,
    .about-manifesto__stats {
        grid-template-columns: 1fr;
    }

    .about-story__surface,
    .about-manifesto__surface,
    .about-experts__surface,
    .about-story__card,
    .about-principles__media {
        border-radius: 1.15rem;
    }
}