:root {
    --about-blue: #0a5fb5;
    --about-blue-deep: #071d33;
    --about-ink: #16283c;
    --about-muted: #607187;
    --about-line: #dce7f2;
}

.about-platform-page {
    color: var(--about-ink);
    background: #f3f7fb;
}

.about-platform-page .footer {
    background: #0b1d2f !important;
}

.about-container {
    width: min(1180px, calc(100% - 40px));
    margin: 0 auto;
}

.about-hero {
    position: relative;
    overflow: hidden;
    padding: 76px 0 72px;
    color: #fff;
    background-color: #082c51;
    background-image:
        radial-gradient(circle at 78% 24%, rgba(49, 159, 255, .27), transparent 31%),
        linear-gradient(120deg, rgba(4, 28, 54, .98), rgba(4, 66, 114, .94));
}

.about-hero::before,
.about-hero::after {
    content: "";
    position: absolute;
    pointer-events: none;
}

.about-hero::before {
    width: 540px;
    height: 540px;
    right: -100px;
    top: -250px;
    border: 1px solid rgba(127, 204, 255, .18);
    border-radius: 50%;
    box-shadow: 0 0 0 62px rgba(127, 204, 255, .035), 0 0 0 124px rgba(127, 204, 255, .025);
}

.about-hero::after {
    inset: 0;
    opacity: .19;
    background-image: linear-gradient(rgba(255,255,255,.08) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.08) 1px, transparent 1px);
    background-size: 48px 48px;
    -webkit-mask-image: linear-gradient(90deg, transparent 25%, #000 100%);
    mask-image: linear-gradient(90deg, transparent 25%, #000 100%);
}

.about-hero .about-container {
    position: relative;
    z-index: 1;
}

.about-eyebrow {
    margin: 0 0 13px;
    color: #67c3ff;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: .13em;
}

.about-hero h1 {
    max-width: 980px;
    margin: 0;
    font-size: clamp(32px, 4vw, 50px);
    line-height: 1.3;
    letter-spacing: -.02em;
}

.about-lead {
    max-width: 820px;
    margin: 22px 0 0;
    color: rgba(255,255,255,.86);
    font-size: 17px;
    line-height: 1.9;
}

.about-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 28px;
}

.about-tags span {
    padding: 7px 13px;
    color: #dff3ff;
    font-size: 13px;
    border: 1px solid rgba(137, 211, 255, .33);
    background: rgba(8, 63, 107, .45);
}

.about-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 220px;
    gap: 32px;
    align-items: start;
    padding-top: 36px;
}

.about-article {
    padding: 32px 48px 55px;
    background: #fff;
    border: 1px solid var(--about-line);
}

.about-breadcrumb {
    display: flex;
    gap: 9px;
    margin-bottom: 36px;
    color: var(--about-muted);
    font-size: 13px;
}

.about-breadcrumb a {
    color: var(--about-blue);
    text-decoration: none;
}

.about-article section {
    scroll-margin-top: 24px;
    margin-bottom: 54px;
}

.about-article section:last-child {
    margin-bottom: 0;
}

.about-article h2 {
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 0 0 24px;
    color: var(--about-ink);
    font-size: 29px;
    line-height: 1.35;
}

.about-article h2 span {
    color: var(--about-blue);
    font-size: 14px;
    letter-spacing: .08em;
}

.about-article p {
    margin: 0 0 18px;
    color: #344b63;
    font-size: 16px;
    line-height: 2;
}

.about-article section a {
    color: var(--about-blue);
    text-decoration-line: underline;
    text-decoration-color: rgba(10, 95, 181, .38);
    text-decoration-thickness: 1px;
    text-underline-offset: 3px;
    overflow-wrap: anywhere;
    transition: color .2s ease, text-decoration-color .2s ease;
}

.about-article section a:hover {
    color: #00498f;
    text-decoration-color: currentColor;
}

.about-article a:focus-visible,
.about-side a:focus-visible {
    outline: 2px solid #1684dc;
    outline-offset: 3px;
}

.about-media-box {
    margin: 30px 0 4px;
    padding: 24px 28px;
    border-left: 3px solid var(--about-blue);
    background: #f3f8fd;
}

.about-media-box h3 {
    margin: 0 0 15px;
    font-size: 18px;
}

.about-media-box ol {
    margin: 0;
    padding-left: 20px;
}

.about-media-box li {
    padding: 7px 0;
    color: var(--about-muted);
    line-height: 1.65;
}

.about-media-box span {
    display: block;
    font-size: 12px;
}

.about-timeline {
    position: relative;
    padding-left: 27px;
    border-left: 1px solid #b9d4ec;
}

.about-timeline > div {
    position: relative;
    padding: 0 0 20px 12px;
}

.about-timeline > div::before {
    content: "";
    position: absolute;
    left: -34px;
    top: 7px;
    width: 11px;
    height: 11px;
    border: 3px solid #fff;
    border-radius: 50%;
    background: var(--about-blue);
    box-shadow: 0 0 0 1px var(--about-blue);
}

.about-timeline strong,
.about-service-grid strong,
.about-results strong {
    color: var(--about-ink);
    font-size: 16px;
}

.about-timeline p,
.about-service-grid p {
    margin-bottom: 0;
    font-size: 15px;
}

.about-service-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
    margin: 26px 0;
}

.about-service-grid > div {
    padding: 24px;
    border: 1px solid var(--about-line);
    background: #fbfdff;
}

.about-results {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1px;
    margin: 0;
    padding: 1px;
    list-style: none;
    background: var(--about-line);
}

.about-results li {
    padding: 25px;
    background: #fff;
}

.about-results strong {
    display: inline;
}

.about-results p {
    margin: 0;
    font-size: 14px;
    line-height: 1.85;
}

.about-side {
    position: sticky;
    top: 22px;
    padding: 22px;
    border: 1px solid var(--about-line);
    background: #fff;
}

.about-side p {
    margin: 0 0 12px;
    color: var(--about-muted);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: .12em;
}

.about-side a {
    display: block;
    padding: 9px 0;
    color: #344b63;
    font-size: 14px;
    text-decoration: none;
    border-bottom: 1px solid #edf2f7;
}

.about-side a:hover {
    color: var(--about-blue);
}

@media (max-width: 900px) {
    .about-layout { grid-template-columns: 1fr; }
    .about-side { display: none; }
}

@media (max-width: 640px) {
    .about-container { width: min(100% - 24px, 1180px); }
    .about-hero { padding: 52px 0; }
    .about-article { padding: 25px 20px 38px; }
    .about-article h2 { font-size: 24px; }
    .about-service-grid,
    .about-results { grid-template-columns: 1fr; }
    .about-media-box { padding: 22px; }
}

@media (prefers-reduced-motion: reduce) {
    .about-article section a {
        transition: none;
    }
}