.biz-platform {
    --platform-ink: #101d32;
    --platform-muted: #40536b;
    --platform-blue: #135fc2;
    --platform-border: #d9e5f2;
    color: var(--platform-ink);
    font: 400 17px/1.65 system-ui, sans-serif;
}
.biz-platform .platform-shell {
    width: min(1120px, calc(100% - 36px));
    margin-inline: auto;
}
.biz-platform .platform-hero {
    padding: clamp(126px, 14vw, 190px) 0 clamp(48px, 8vw, 100px);
    background: radial-gradient(ellipse at top right, #23487b, #101d32 70%);
    color: #fff;
}
.biz-platform .platform-hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
    align-items: center;
    gap: clamp(24px, 6vw, 80px);
}
.biz-platform h1, .biz-platform h2, .biz-platform h3 {
    color: inherit;
    font-family: inherit;
    font-weight: 700;
    letter-spacing: -.03em;
    line-height: 1.13;
    margin: 0 0 16px;
}
.biz-platform h1 { font-size: clamp(42px, 6vw, 74px); }
.biz-platform h2 { font-size: clamp(29px, 4vw, 46px); }
.biz-platform h3 { font-size: 21px; }
.biz-platform p { margin: 0 0 16px; }
.biz-platform .platform-kicker { color: #b9d7ff; font-weight: 700; }
.biz-platform .platform-lead { color: #e1ebfa; font-size: clamp(18px, 2.1vw, 22px); }
.biz-platform .platform-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 26px; }
.biz-platform .platform-button {
    display: inline-flex;
    align-items: center;
    min-height: 48px;
    padding: 10px 18px;
    border: 1px solid transparent;
    border-radius: 8px;
    background: var(--platform-blue);
    color: #fff;
    font-weight: 700;
    text-decoration: none;
}
.biz-platform .platform-button:hover { background: #0d4692; color: #fff; }
.biz-platform .platform-button:focus-visible, .biz-platform summary:focus-visible {
    outline: 3px solid #ec922f;
    outline-offset: 3px;
}
.biz-platform .platform-secondary {
    background: transparent;
    border-color: currentColor;
    color: var(--platform-blue);
}
.biz-platform .platform-hero .platform-secondary { color: #fff; }
.biz-platform .platform-overview {
    padding: clamp(20px, 4vw, 36px);
    border: 1px solid #6381a8;
    border-radius: 16px;
    background: #152b49;
}
.biz-platform .platform-overview h2 { font-size: 24px; }
.biz-platform .platform-overview ol, .biz-platform .platform-steps {
    list-style: decimal;
    padding-left: 24px;
    margin: 0;
}
.biz-platform .platform-overview li + li { margin-top: 14px; }
.biz-platform .platform-overview span { display: block; color: #d9e7fa; }
.biz-platform .platform-section { padding-block: clamp(45px, 7vw, 86px); }
.biz-platform .platform-section[id] { scroll-margin-top: 92px; }
.biz-platform .platform-intro { max-width: 780px; color: var(--platform-muted); }
.biz-platform .platform-tint { background: #f2f7fe; }
.biz-platform .platform-cards {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
    margin-top: 26px;
}
.biz-platform .platform-cards article {
    padding: clamp(18px, 2.8vw, 30px);
    border: 1px solid var(--platform-border);
    border-radius: 12px;
    background: #fff;
}
.biz-platform .platform-cards p, .biz-platform details p { margin-bottom: 0; color: var(--platform-muted); }
.biz-platform .platform-steps { margin-top: 24px; }
.biz-platform .platform-steps li { padding-left: 5px; }
.biz-platform .platform-steps h3 { margin-bottom: 5px; }
.biz-platform details {
    border-bottom: 1px solid var(--platform-border);
    padding: 14px 0;
}
.biz-platform summary { cursor: pointer; font-weight: 700; }
.biz-platform details p { padding-top: 8px; }

@media (max-width: 760px) {
    .biz-platform .platform-hero-grid, .biz-platform .platform-cards { grid-template-columns: 1fr; }
}