.si-about-hero {
    padding: clamp(48px, 7vw, 92px) 0;
    background:
        radial-gradient(circle at 85% 20%, rgba(0,143,213,.12), transparent 32%),
        linear-gradient(135deg, #f4faf8 0%, #fff 70%);
}

.si-about-hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(360px, .8fr);
    gap: clamp(32px, 6vw, 74px);
    align-items: center;
}

.si-about-hero-copy h1 {
    max-width: 780px;
    margin: 10px 0 18px;
    color: #10283f;
    font-family: "Open Sans", Arial, sans-serif;
    font-size: clamp(36px, 5vw, 64px);
    line-height: 1.08;
}

.si-about-hero-copy > p:last-child {
    max-width: 700px;
    margin: 0;
    color: #526574;
    font-size: clamp(15px, 1.25vw, 18px);
    line-height: 1.8;
}

.si-about-hero-media {
    aspect-ratio: 4 / 3;
    margin: 0;
    overflow: hidden;
    border-radius: 22px;
}

.si-about-hero-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.si-about-section {
    padding: clamp(48px, 7vw, 88px) 0;
}

.si-about-section-soft {
    background: #f5f8f7;
}

.si-about-story,
.si-about-direction-grid {
    display: grid;
    grid-template-columns: minmax(260px, .65fr) minmax(0, 1.35fr);
    gap: clamp(32px, 6vw, 82px);
    align-items: start;
}

.si-about-story h2,
.si-about-direction h2,
.si-about-section-head h2 {
    margin: 8px 0 0;
    color: #10283f;
    font-family: "Open Sans", Arial, sans-serif;
    font-size: clamp(27px, 3.2vw, 43px);
    line-height: 1.2;
}

.si-about-rich {
    color: #526574;
    font-size: clamp(14px, 1.1vw, 17px);
    line-height: 1.85;
}

.si-about-rich > :first-child {
    margin-top: 0;
}

.si-about-rich > :last-child {
    margin-bottom: 0;
}

.si-about-rich h2,
.si-about-rich h3,
.si-about-rich h4 {
    color: #10283f;
    font-family: "Open Sans", Arial, sans-serif;
}

.si-about-rich a {
    color: #007dbd;
    text-decoration: underline;
}

.si-about-vision-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
}

.si-about-vision-card {
    padding: clamp(24px, 4vw, 42px);
    border: 1px solid #dbe6e1;
    border-radius: 18px;
    background: #fff;
}

.si-about-vision-card > span {
    display: inline-flex;
    width: 38px;
    height: 38px;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: #e7f6fb;
    color: #008fd5;
    font-size: 11px;
    font-weight: 800;
}

.si-about-vision-card.is-mission > span {
    background: #f1ebfa;
    color: #6b4ba6;
}

.si-about-vision-card h2 {
    margin: 18px 0 12px;
    color: #10283f;
    font-size: clamp(23px, 2.4vw, 32px);
}

.si-about-section-head {
    max-width: 720px;
    margin-bottom: 30px;
}

.si-about-direction {
    background:
        linear-gradient(135deg, rgba(0,143,213,.08), rgba(104,189,69,.08));
}

.si-about-direction .si-primary-button {
    margin-top: 24px;
}

@media (max-width: 800px) {
    .si-about-hero-grid,
    .si-about-story,
    .si-about-direction-grid {
        grid-template-columns: 1fr;
    }

    .si-about-hero-media {
        max-height: 440px;
    }
}

@media (max-width: 560px) {
    .si-about-hero {
        padding: 42px 0;
    }

    .si-about-hero-grid {
        gap: 28px;
    }

    .si-about-hero-copy h1 {
        font-size: clamp(31px, 9vw, 42px);
    }

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