/* About only. Shared typography, navigation and inquiry remain site-owned. */
.about-page { color: var(--ink-900); }
.about-page .about-section { padding: 72px 0; }
.about-page .about-story,
.about-page .about-inside,
.about-page .about-evidence { background: var(--white); }
.about-page .about-timeline,
.about-page .about-facilities,
.about-page .about-people { background: var(--gray-50); }
.about-page .about-section-heading { margin-bottom: 36px; }
.about-page .about-section-heading h2 { margin: 0; font-size: clamp(28px, 2.6vw, 36px); line-height: 1.25; }
.about-page p { line-height: 1.7; }
.about-page .about-eyebrow { margin: 0 0 12px; font-size: 12px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; }
.about-page .about-two-column,
.about-page .about-three-column { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 40px; }
.about-page .about-three-column { grid-template-columns: repeat(3, minmax(0,1fr)); row-gap: 44px; }
.about-page .about-two-column > *,
.about-page .about-three-column > * { position: relative; min-width: 0; margin: 0; }
.about-page .about-two-column > :nth-child(2n)::before,
.about-page .about-three-column > :not(:nth-child(3n+1))::before { content: ""; position: absolute; left: -20px; top: 0; bottom: 0; width: 1px; background: var(--gray-200); }
.about-page .about-image-card > img { display: block; width: 100%; height: auto; aspect-ratio: 3 / 2; object-fit: cover; }
.about-page .about-image-card h3 { margin: 22px 0 12px; font-size: 20px; line-height: 1.4; }
.about-page .about-image-card p:last-child { margin-bottom: 0; }
.about-page .about-image-card figcaption { margin-top: 20px; line-height: 1.7; }
.about-page .about-facilities .about-image-card > img { aspect-ratio: 16 / 9; object-fit: contain; }
.about-page .about-inside__layout { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 48px; align-items: center; }
.about-page .about-inside__content,
.about-page .about-inside__media { min-width: 0; }
.about-page .about-inside__media { display: grid; gap: 16px; }
.about-page .about-inside__main-image,
.about-page .about-inside__details figure { position: relative; overflow: hidden; margin: 0; min-width: 0; }
.about-page .about-inside__main-image img { display: block; width: 100%; height: 314px; object-fit: cover; object-position: center; }
.about-page .about-inside__content .about-section-heading { margin-bottom: 24px; }
.about-page .about-inside__copy p { margin: 0 0 16px; }
.about-page .about-inside__copy p:last-child { margin-bottom: 0; }
.about-page .about-inside__details { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.about-page .about-inside__details img { display: block; width: 100%; height: 170px; object-fit: cover; }
.about-page .about-inside figcaption { position: absolute; right: 0; bottom: 0; left: 0; margin: 0; padding: 36px 16px 14px; background: linear-gradient(180deg, rgba(8, 34, 49, 0), rgba(8, 34, 49, .8)); color: var(--white); font-size: 13px; line-height: 1.4; text-shadow: 0 1px 2px rgba(0, 0, 0, .35); }
.about-page .about-timeline__top { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, .95fr); gap: 56px; align-items: center; }
.about-page .about-timeline__intro { min-width: 0; }
.about-page .about-timeline__intro .about-section-heading { margin-bottom: 20px; }
.about-page .about-timeline__intro > p { margin: 0; font-size: 16px; line-height: 1.75; color: var(--ink-700); }
.about-page .about-timeline__media { margin: 0; min-width: 0; }
.about-page .about-timeline__media img,
.about-page .about-timeline__placeholder { display: block; width: 100%; aspect-ratio: 16 / 10; }
.about-page .about-timeline__media img { height: auto; object-fit: cover; }
.about-page .about-timeline__media figcaption { margin-top: 10px; font-size: 13px; line-height: 1.5; color: var(--ink-700); }
.about-page .about-timeline__placeholder { display: flex; align-items: center; justify-content: center; padding: 24px; background: #e8eff3; color: var(--ink-700); font-size: 14px; text-align: center; }
.about-page .about-timeline-list { list-style: none; margin: 48px 0 0; padding: 0; border-top: 1px solid var(--gray-200); }
.about-page .about-timeline-item { display: grid; grid-template-columns: minmax(160px, .26fr) minmax(0, 1fr); gap: 36px; padding: 28px 0; border-bottom: 1px solid var(--gray-200); }
.about-page .about-timeline-item__content { min-width: 0; }
.about-page .about-timeline-year { margin: 0; font-family: var(--font-heading); font-size: 25px; font-weight: 700; line-height: 1.3; color: var(--ink-900); white-space: nowrap; }
.about-page .about-timeline-title { margin: 0 0 8px; font-size: 19px; line-height: 1.4; color: var(--ink-900); }
.about-page .about-timeline-desc { margin: 0; font-size: 16px; line-height: 1.7; color: var(--ink-700); }
.about-page .about-evidence h3 { font-size: 25px; line-height: 1.35; }
.about-page .about-patent-grid { margin-top: 32px; }
.about-page .about-patent > a { display: block; background: white; padding: 16px; }
.about-page .about-patent img { width: 100%; height: 200px; object-fit: contain; display: block; }
.about-page .about-patent h4 { margin: 18px 0 8px; font-size: 18px; line-height: 1.5; }
.about-page .about-patent p { font-size: 14px; margin: 6px 0 0; }
.about-page .about-patent-number { font-weight: 600; }
.about-page .about-recognition { margin-top: 64px; padding-top: 48px; border-top: 1px solid var(--gray-200); }
.about-page .about-recognition img { display: block; width: 100%; height: auto; }
.about-page .about-story-intro { max-width: 960px; margin-bottom: 30px; }
.about-page .about-foundations > div { padding-top: 72px; }
.about-page .about-foundations > div::after { content: ""; position: absolute; top: 0; left: 0; width: 48px; height: 48px; background: center / contain no-repeat; }
.about-page .about-foundations > div:nth-child(1)::after { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 48 48' fill='none' stroke='%230a2a3a' stroke-width='1.5' stroke-linejoin='round'%3E%3Cpath d='M7 8h25v31H7zM13 15h13M13 21h8M13 28h6M29 39 41 7l-5-2-12 32zM25 37l4 2-5 3z'/%3E%3C/svg%3E"); }
.about-page .about-foundations > div:nth-child(2)::after { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 48 48' fill='none' stroke='%230a2a3a' stroke-width='1.5' stroke-linejoin='round'%3E%3Cpath d='M6 40V22l12-7v9l12-8v24H6ZM34 40V8h7v32H30M12 30h4m6 0h3M12 35h4m6 0h3'/%3E%3C/svg%3E"); }
.about-page .about-foundations > div:nth-child(3)::after { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 48 48' fill='none' stroke='%230a2a3a' stroke-width='1.5' stroke-linecap='round'%3E%3Cpath d='M24 5C20 12 14 18 14 24a10 10 0 0 0 20 0c0-6-6-12-10-19ZM6 38q6-4 12 0t12 0t12 0M6 43q6-4 12 0t12 0t12 0'/%3E%3C/svg%3E"); }
.about-page .about-foundations h3 { margin: 0 0 12px; font-size: 22px; line-height: 1.4; }
.about-page .about-foundations p { margin: 0; }
.about-page .about-project-link { margin: 30px 0 0; }
.about-page .about-project-link a { font-weight: 600; }
.about-page .about-recognition > h3 { margin: 0 0 28px; }
.about-page .about-recognition-item > a { display: block; padding: 16px; background: white; }
.about-page .about-recognition-item img { aspect-ratio: 3/2; object-fit: contain; }
.about-page .about-recognition-item h4 { font-size: 20px; line-height: 1.4; margin: 6px 0 12px; }
.about-page .about-recognition-year { margin: 18px 0 0; font-weight: 600; }
@media (max-width: 1050px) {
 .about-page .about-two-column, .about-page .about-three-column { gap: 32px; }
 .about-page .about-two-column > :nth-child(2n)::before, .about-page .about-three-column > :not(:nth-child(3n+1))::before { left: -16px; }
 .about-page .about-timeline__top { gap: 36px; }
 .about-page .about-inside__layout { gap: 36px; }
}
@media (max-width: 800px) {
 .about-page .about-three-column { grid-template-columns: repeat(2,minmax(0,1fr)); }
 .about-page .about-three-column > :not(:nth-child(3n+1))::before { display: none; }
 .about-page .about-three-column > :nth-child(2n)::before { display: block; content: ""; position: absolute; left: -16px; top: 0; bottom: 0; width: 1px; background: var(--gray-200); }
 .about-page .about-timeline__top { grid-template-columns: 1fr; gap: 28px; }
 .about-page .about-inside__layout { grid-template-columns: 1fr; gap: 28px; }
 .about-page .about-inside__main-image img { height: 320px; }
}
@media (max-width: 600px) {
 .about-page .about-section { padding: 48px 0; }
 .about-page .about-section-heading { margin-bottom: 28px; }
 .about-page .about-two-column, .about-page .about-three-column { grid-template-columns: 1fr; gap: 32px; }
 .about-page .about-two-column > :nth-child(2n)::before, .about-page .about-three-column > :nth-child(n)::before { display: none; }
 .about-page .about-image-card h3 { margin-top: 18px; }
 .about-page .about-timeline-list { margin-top: 36px; }
 .about-page .about-timeline-item { grid-template-columns: 1fr; gap: 8px; padding: 24px 0; }
 .about-page .about-timeline-year { font-size: 22px; }
 .about-page .about-timeline-title { font-size: 18px; }
 .about-page .about-timeline-desc { font-size: 15px; }
 .about-page .about-timeline__intro > p { font-size: 15px; }
 .about-page .about-inside__main-image img { height: 280px; }
 .about-page .about-inside figcaption { padding: 32px 12px 10px; font-size: 12px; }
 .about-page .about-patent img { height: 200px; }
 .about-page .about-recognition { margin-top: 40px; padding-top: 32px; }
}
.about-page .about-hero { padding: 40px 0; background: var(--white); }
.about-page .about-hero__layout { display: block; }
.about-page .about-hero__content { max-width: 900px; }
.about-page .about-hero__content h1 { margin: 0 0 16px; font-size: 2.25rem; font-weight: 700; line-height: 1.15; color: var(--ink-900); }
.about-page .about-hero__copy p { margin: 0 0 14px; line-height: 1.7; }
.about-page .about-hero__copy p:last-child { margin-bottom: 0; }
@media (max-width: 600px) {
 .about-page .about-hero { padding: 28px 0 32px; }
}
.about-page .about-facilities .about-section-heading { max-width: 980px; }
.about-page .about-facilities__intro { margin: 20px 0 0; color: var(--ink-700); }
.about-page .about-facilities__bases .about-image-card { display: flex; flex-direction: column; }
.about-page .about-facilities__bases .about-image-card > p { margin-bottom: 0; }
.about-page .about-facilities__extra-image { width: 100%; margin: 28px 0 0; }
.about-page .about-facilities__extra-image img,
.about-page .about-facilities__placeholder { display: block; width: 100%; aspect-ratio: 16 / 9; object-fit: cover; }
.about-page .about-facilities__placeholder { display: flex; align-items: center; justify-content: center; padding: 24px; background: var(--gray-50); border: 1px solid var(--gray-200); color: var(--ink-700); text-align: center; font-size: 14px; }
.about-page .about-facilities__case { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 56px; align-items: center; margin-top: 64px; padding-top: 48px; border-top: 1px solid var(--gray-200); }
.about-page .about-facilities__case .about-facilities__extra-image { margin: 0; }
.about-page .about-facilities__case img,
.about-page .about-facilities__case .about-facilities__placeholder { aspect-ratio: 4 / 3; }
.about-page .about-facilities__case-copy h3 { margin: 0 0 20px; font-size: clamp(24px, 2.2vw, 30px); line-height: 1.3; }
.about-page .about-facilities__case-copy p { margin: 0; color: var(--ink-700); }
@media (max-width: 800px) {
 .about-page .about-facilities__bases { grid-template-columns: 1fr; }
 .about-page .about-facilities__bases > :nth-child(2)::before { display: none; }
 .about-page .about-facilities__case { grid-template-columns: 1fr; gap: 28px; margin-top: 48px; padding-top: 40px; }
}
@media (max-width: 600px) {
 .about-page .about-facilities__extra-image { margin-top: 22px; }
 .about-page .about-facilities__case .about-facilities__extra-image { margin-top: 0; }
 .about-page .about-facilities__case { margin-top: 40px; padding-top: 32px; }
}
/* Technical Development: compact certificates and a native expandable patent list. */
.about-page .about-evidence .about-section-heading { max-width: 940px; }
.about-page .about-evidence__intro { margin: 18px 0 0; color: var(--ink-700); }
.about-page .about-evidence .about-patent-grid { margin-top: 0; }
.about-page .about-evidence .about-patent--featured { display: flex; flex-direction: column; }
.about-page .about-evidence .about-patent__direction { margin: 0 0 10px; color: var(--brand-700); font-size: 12px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; }
.about-page .about-evidence .about-patent h3 { margin: 0 0 8px; font-size: 19px; line-height: 1.4; }
.about-page .about-evidence .about-patent-number { margin: 0 0 16px; color: var(--ink-700); }
.about-page .about-evidence .about-patent > a { margin-top: auto; padding: 12px; background: var(--white); }
.about-page .about-evidence .about-patent img { height: 165px; }
.about-page .about-evidence a[data-certificate]:focus-visible,
.about-page .about-evidence .about-patents__all summary:focus-visible,
.about-page .about-patent-lightbox__close:focus-visible { outline: 2px solid var(--brand-700); outline-offset: 3px; }
.about-page .about-patents__all { margin-top: 36px; border-top: 1px solid var(--gray-200); border-bottom: 1px solid var(--gray-200); }
.about-page .about-patents__all summary { cursor: pointer; padding: 18px 30px 18px 0; color: var(--ink-900); font-weight: 700; }
.about-page .about-patents__additional { list-style: none; margin: 0; padding: 0 0 12px; }
.about-page .about-patents__additional li { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 14px 0; border-top: 1px solid var(--gray-200); }
.about-page .about-patents__additional h3 { margin: 0 0 4px; font-size: 16px; line-height: 1.45; }
.about-page .about-patents__additional p { margin: 0; color: var(--ink-700); font-size: 14px; }
.about-page .about-patents__additional a { display: block; flex: 0 0 80px; padding: 5px; background: var(--white); }
.about-page .about-patents__additional img { display: block; width: 100%; height: 86px; object-fit: contain; }
.about-page .about-evidence .about-recognition { margin-top: 48px; padding-top: 36px; }
.about-page .about-evidence .about-recognition > h3 { margin: 0 0 10px; font-size: 24px; }
.about-page .about-recognition__note { margin: 0 0 26px; color: var(--ink-700); font-size: 14px; }
.about-page .about-evidence .about-recognition__grid { gap: 40px; }
.about-page .about-recognition-item { display: grid; grid-template-columns: minmax(0, 1fr) minmax(110px, 38%); gap: 16px; align-items: center; }
.about-page .about-recognition-item .about-recognition-year { margin: 0 0 6px; color: var(--brand-700); }
.about-page .about-recognition-item h4 { margin: 0; font-size: 16px; }
.about-page .about-recognition-item > a { padding: 7px; }
.about-page .about-recognition-item img { width: 100%; height: 116px; aspect-ratio: auto; object-fit: contain; }
.about-page .about-patent-lightbox { max-width: min(92vw, 960px); max-height: 92vh; padding: 14px; border: 0; background: var(--white); }
.about-page .about-patent-lightbox::backdrop { background: rgba(5, 28, 42, .82); }
.about-page .about-patent-lightbox__close { display: block; margin: 0 0 10px auto; padding: 8px 12px; border: 0; background: var(--ink-900); color: var(--white); cursor: pointer; }
.about-page .about-patent-lightbox img { display: block; max-width: 100%; max-height: calc(92vh - 70px); margin: auto; object-fit: contain; }
@media (max-width: 800px) {
 .about-page .about-evidence .about-patent-grid { grid-template-columns: 1fr; gap: 28px; }
 .about-page .about-evidence .about-patent-grid > *::before { display: none; }
 .about-page .about-evidence .about-patent--featured { border-bottom: 1px solid var(--gray-200); padding-bottom: 28px; }
 .about-page .about-evidence .about-patent img { height: 150px; }
 .about-page .about-evidence .about-recognition__grid { grid-template-columns: 1fr; gap: 24px; }
 .about-page .about-evidence .about-recognition__grid > *::before { display: none; }
}
@media (max-width: 600px) {
 .about-page .about-evidence .about-recognition { margin-top: 40px; padding-top: 32px; }
 .about-page .about-recognition-item { grid-template-columns: minmax(0, 1fr) 110px; }
 .about-page .about-recognition-item img { height: 100px; }
}
/* About customer visits: concise introduction with two documented scenes. */
.about-page .about-people__heading { max-width: 980px; }
.about-page .about-people__intro { margin: 20px 0 0; color: var(--ink-700); }
.about-page .about-people__scenes { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 40px; }
.about-page .about-people__scene { min-width: 0; margin: 0; }
.about-page .about-people__scene + .about-people__scene { position: relative; }
.about-page .about-people__scene + .about-people__scene::before { content: ""; position: absolute; left: -20px; top: 0; bottom: 0; width: 1px; background: var(--gray-200); }
.about-page .about-people__scene img { display: block; width: 100%; aspect-ratio: 3 / 2; object-fit: cover; object-position: center; }
.about-page .about-people__scene figcaption { padding-top: 18px; }
.about-page .about-people__scene h3 { margin: 0 0 8px; font-size: 20px; line-height: 1.35; }
.about-page .about-people__scene p { margin: 0; color: var(--ink-700); }
@media (max-width: 800px) {
 .about-page .about-people__scenes { grid-template-columns: 1fr; gap: 32px; }
 .about-page .about-people__scene + .about-people__scene::before { display: none; }
}
/* About hero image treatment matches the site's inner-page banners. */
.about-page .about-hero {
 display: flex;
 align-items: center;
 aspect-ratio: 1920 / 540;
 padding: 80px 0;
 color: var(--white);
 background-image: linear-gradient(to right, rgba(6,22,32,.92) 0%, rgba(6,22,32,.62) 40%, rgba(6,22,32,.25) 70%, transparent 100%), url('../img/about/about%20us.webp');
 background-size: cover;
 background-position: center;
 background-repeat: no-repeat;
}
.about-page .about-hero__layout { width: 100%; }
.about-page .about-hero__content { max-width: 760px; }
.about-page .about-hero__copy p { max-width: 620px; }
.about-page .breadcrumb + .about-story { padding-top: 32px; }
.about-page .about-hero .about-eyebrow,
.about-page .about-hero__copy p { color: #e2edf1; }
.about-page .about-hero__content h1 { color: var(--white); }
@media (max-width: 820px) {
 .about-page .about-hero { aspect-ratio: auto; padding: 64px 0; }
}
@media (max-width: 640px) {
 .about-page .breadcrumb + .about-story { padding-top: 24px; }
}