/* Lingmeng · MongoDB-inspired palette, with system fonts for Chinese content. */
:root {
  --ink: #001e2b;
  --teal: #003d4f;
  --green: #00ed64;
  --green-hover: #00b545;
  --green-dark: #00684a;
  --paper: #fff;
  --surface: #f4f7f6;
  --mint: #e3fcef;
  --slate: #3d4f5b;
  --muted: #5c6c7a;
  --line: #e1e5e8;
  --font: "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  --page-gutter: clamp(24px, 5vw, 128px);
  --header-height: 88px;
}
* { box-sizing: border-box; }
html { scroll-padding-top: 32px; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: var(--font); font-size: 16px; line-height: 1.75; -webkit-font-smoothing: antialiased; }
::selection { color: var(--ink); background: var(--green); }
a { color: inherit; text-underline-offset: .25em; }
button, input, textarea, select { font: inherit; }
button, a, input, textarea, select, summary { -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 3px solid var(--green-dark); outline-offset: 5px; }
.hero-section :focus-visible, .site-footer :focus-visible, .cta-section :focus-visible { outline-color: var(--green); }
img { display: block; max-width: 100%; height: auto; }
figure, h1, h2, h3, p { margin: 0; }
h1, h2, h3 { font-weight: 600; line-height: 1.3; overflow-wrap: anywhere; }
p { overflow-wrap: anywhere; }
.shell { width: 100%; margin-inline: auto; padding-inline: var(--page-gutter); }
.section { padding-block: 88px; }
.sr-only { position: absolute; width: 1px; height: 1px; margin: -1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
.skip-link { position: fixed; top: -120px; left: 24px; z-index: 100; padding: 12px 20px; background: var(--green); color: var(--ink); border-radius: 8px; }
.skip-link:focus { top: 16px; }
.button-primary, .button-secondary { display: inline-flex; align-items: center; justify-content: center; gap: 20px; min-height: 48px; padding: 11px 25px; border: 1px solid transparent; border-radius: 999px; color: var(--ink); text-decoration: none; font-weight: 600; line-height: 1.5; cursor: pointer; transition: background-color 160ms ease, border-color 160ms ease, color 160ms ease; }
.button-primary { background: var(--green); border-color: var(--green); }
.button-primary:hover { background: var(--green-hover); border-color: var(--green-hover); }
.button-primary:active { background: #008c34; border-color: #008c34; color: white; }
.button-secondary { background: transparent; border-color: var(--ink); }
.button-secondary:hover { background: var(--mint); }
.button-secondary.on-dark { color: white; border-color: #a8b3bc; }
.button-secondary.on-dark:hover { color: var(--ink); background: var(--mint); border-color: var(--mint); }
.text-link { display: inline-flex; align-items: center; gap: 14px; font-weight: 600; text-decoration-thickness: 1px; }
.link-arrow { display: inline-block; width: 14px; height: 14px; flex: 0 0 auto; border-top: 1.5px solid currentColor; border-right: 1.5px solid currentColor; position: relative; }
.link-arrow::after { content: ""; position: absolute; width: 18px; height: 1.5px; background: currentColor; right: -2px; top: 5px; transform: rotate(-45deg); }
.site-header { background: white; position: relative; z-index: 10; border-bottom: 1px solid var(--line); }
.masthead { min-height: 88px; display: flex; align-items: center; gap: 44px; }
.brand { text-decoration: none; display: flex; align-items: center; gap: 14px; flex-shrink: 0; line-height: 1.2; }
.brand-wordmark { display: flex; flex-direction: column; }
.brand-name { font-size: 26px; font-weight: 700; letter-spacing: .04em; }
.brand-english { margin-top: 5px; font-size: 11px; font-weight: 600; letter-spacing: .24em; color: var(--green-dark); }
.brand .brand-logo { width: 72px; height: 54px; object-fit: contain; flex-shrink: 0; }
.primary-navigation { margin-left: auto; }
.nav-list, .subnav { list-style: none; padding: 0; margin: 0; }
.nav-list { display: flex; align-items: center; gap: 32px; }
.nav-item { position: relative; }
.nav-item > a { display: block; padding-block: 26px; text-decoration: none; font-size: 14px; }
.nav-item > a:hover, .nav-item.is-active > a { color: var(--green-dark); }
.nav-item.is-active > a { text-decoration: underline; text-decoration-thickness: 2px; text-underline-offset: 8px; }
.subnav { position: absolute; top: calc(100% - 8px); left: -20px; width: 280px; padding: 12px; border: 1px solid var(--line); background: white; border-radius: 12px; box-shadow: 0 12px 32px rgb(0 30 43 / 8%); display: none; }
.nav-item:hover .subnav, .nav-item:focus-within .subnav { display: block; }
.subnav a { display: block; padding: 10px 12px; border-radius: 6px; text-decoration: none; font-size: 14px; }
.subnav a:hover { background: var(--mint); }
.header-contact { font-size: 14px; min-height: 44px; padding: 10px 22px; }
.menu-toggle { display: none; }
.hero-section { background: var(--ink); color: white; min-height: calc(100vh - var(--header-height)); min-height: calc(100svh - var(--header-height)); display: flex; flex-direction: column; }
.hero-grid { flex: 1; display: grid; grid-template-columns: minmax(0, 1.8fr) minmax(260px, .8fr); gap: clamp(40px, 6vw, 144px); align-items: center; padding-top: clamp(48px, 8vh, 112px); padding-bottom: clamp(48px, 8vh, 112px); }
.hero-copy h1 { font-size: clamp(56px, 6.25vw, 96px); font-weight: 500; line-height: 1.2; letter-spacing: -.03em; }
.hero-copy > p { max-width: 620px; font-size: 20px; line-height: 1.9; color: #c6d4da; margin-top: 32px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 16px; margin-top: 36px; }
.hero-directions { align-self: center; }
.hero-directions > a { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding-block: 32px; border-top: 1px solid #31505d; text-decoration: none; }
.hero-directions > a:last-child { border-bottom: 1px solid #31505d; }
.hero-directions strong { display: block; font: 500 clamp(32px, 3vw, 48px)/1.2 system-ui, sans-serif; letter-spacing: -.03em; }
.hero-direction-label { display: block; margin-top: 12px; color: #c6d4da; font-size: 15px; }
.hero-directions > a:hover strong, .hero-directions > a:hover .link-arrow { color: var(--green); }
.hero-bottom { display: flex; justify-content: space-between; align-items: center; gap: 24px; padding-top: 24px; padding-bottom: 28px; border-top: 1px solid #31505d; font-size: 14px; color: #c6d4da; }
.hero-bottom p { display: flex; gap: 32px; }
.hero-bottom a { color: white; }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 32px; margin-bottom: 36px; }
.section-heading h2 { max-width: 700px; font-size: 36px; font-weight: 500; letter-spacing: -.035em; }
.section-heading p { color: var(--muted); max-width: 480px; margin-top: 16px; }
.section-heading > .text-link { flex-shrink: 0; font-size: 14px; }
.course-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
.course-card { border: 1px solid var(--line); border-radius: 16px; overflow: hidden; }
.course-type { min-height: 208px; padding: 30px 32px; background: var(--mint); display: flex; flex-direction: column; justify-content: space-between; align-items: start; }
.course-type strong { font-size: 76px; font-family: system-ui, sans-serif; font-weight: 500; letter-spacing: -.04em; line-height: 1.1; }
.course-type span { font-size: 14px; }
.course-aigc .course-type { background: var(--teal); color: white; }
.course-copy { padding: 32px; }
.course-copy h3 { font-size: 22px; }
.course-copy h3 a { text-decoration: none; }
.course-copy h3 a:hover { text-decoration: underline; }
.course-copy p { margin-top: 16px; color: var(--muted); min-height: 56px; }
.course-copy .text-link { margin-top: 28px; color: var(--green-dark); font-size: 14px; }
.course-card > img { width: 100%; }
.scene-section { background: var(--surface); }
.advantage-list { list-style: none; margin: 0; padding: 8px 0 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); }
.advantage-list li { padding-inline: 32px; border-left: 1px solid #cad5d3; }
.advantage-list li:first-child { padding-left: 0; border-left: 0; }
.advantage-list li:last-child { padding-right: 0; }
.advantage-list h3 { font-size: 24px; font-weight: 500; }
.advantage-list p { color: var(--slate); margin-top: 20px; }
.advantage-list-expanded { row-gap: 40px; }
.advantage-list-expanded li:nth-child(3n + 1) { padding-left: 0; border-left: 0; }
.advantage-list-expanded li:nth-child(3n) { padding-right: 0; }
.measurement-list { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.measurement-list li:nth-child(2n + 1) { padding: 0 32px 0 0; border-left: 0; }
.measurement-list li:nth-child(2n) { padding: 0 0 0 32px; border-left: 1px solid #cad5d3; }
.product-contents { margin-bottom: 52px; }
.product-contents ul { display: flex; flex-wrap: wrap; gap: 8px 32px; margin: 0; padding: 20px 0; list-style: none; border-block: 1px solid var(--line); }
.product-contents a { display: inline-flex; align-items: center; min-height: 44px; color: var(--green-dark); font-size: 15px; text-decoration-thickness: 1px; }
.product-contents a:hover { color: var(--ink); }
#geo-process .richtext ol { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 28px 48px; padding-left: 24px; }
#geo-process .richtext li { padding-left: 8px; margin: 0; }
#geo-process .richtext li::marker { color: var(--green-dark); font-weight: 600; }
#geo-apps .richtext li { padding-block: 12px; }
.prose-section { max-width: calc(920px + 2 * var(--page-gutter)); }
.prose-section > h2 { font-size: 36px; font-weight: 500; line-height: 1.45; letter-spacing: -.03em; margin-bottom: 28px; white-space: pre-line; }
.richtext { color: var(--slate); }
.richtext p + p, .richtext ul, .richtext ol { margin-top: 18px; }
.richtext h2, .richtext h3 { color: var(--ink); margin: 32px 0 16px; }
.richtext a { color: var(--green-dark); }
.richtext li + li { margin-top: 8px; }
.faq-section { display: grid; grid-template-columns: 1fr 1.55fr; gap: 72px; border-top: 1px solid var(--line); }
.faq-section .section-heading { align-items: start; }
.faq-section details { border-bottom: 1px solid var(--line); }
.faq-section details:first-child { border-top: 1px solid var(--line); }
.faq-section summary { list-style: none; position: relative; cursor: pointer; padding: 22px 32px 22px 0; font-size: 17px; font-weight: 500; }
.faq-section summary::-webkit-details-marker { display: none; }
.faq-section summary::after { content: ""; position: absolute; width: 9px; height: 9px; right: 5px; top: 29px; border: solid var(--green-dark); border-width: 0 1.5px 1.5px 0; transform: rotate(45deg); }
.faq-section details[open] summary::after { transform: rotate(225deg); top: 33px; }
.faq-section details .richtext { padding: 0 32px 24px 0; }
.cta-section { background: var(--teal); color: white; text-align: center; }
.cta-section h2 { font-size: 40px; font-weight: 500; letter-spacing: -.035em; }
.cta-section p { margin: 20px auto 30px; max-width: 660px; color: #c6d4da; }
.site-footer { background: var(--ink); color: white; padding-top: 64px; }
.footer-grid { display: grid; grid-template-columns: 1.3fr .7fr 1fr; gap: 72px; padding-bottom: 56px; }
.footer-name { font-size: 28px; font-weight: 500; margin-bottom: 20px; }
.footer-grid h3 { font-size: 16px; font-weight: 500; margin-bottom: 22px; }
.footer-grid p { font-size: 14px; color: #a8b3bc; }
.footer-company { margin-top: 20px; }
.footer-links { display: flex; flex-direction: column; align-items: start; gap: 10px; }
.footer-links h3 { margin-bottom: 8px; }
.footer-links a { font-size: 14px; color: #c6d4da; text-decoration: none; }
.footer-links a:hover { color: var(--green); text-decoration: underline; }
.footer-connect > a { margin-top: 24px; }
.footer-connect > a:not(.button-secondary) { display: block; }
.footer-connect .button-secondary { font-size: 14px; }
.footer-contact-details { display: grid; gap: 12px; margin-top: 28px; }
.footer-contact-detail { display: grid; grid-template-columns: 44px minmax(0, 1fr); align-items: baseline; gap: 12px; width: fit-content; max-width: 100%; color: #c6d4da; text-decoration: none; }
.footer-contact-detail span { color: #8fa29a; font-size: 12px; }
.footer-contact-detail strong { overflow-wrap: anywhere; font-size: 15px; font-weight: 500; letter-spacing: .02em; }
.footer-contact-detail:hover strong { color: var(--green); text-decoration: underline; }
.footer-partners { display: grid; grid-template-columns: minmax(140px, .32fr) minmax(0, 1fr); align-items: center; gap: 32px; padding-block: 24px; border-top: 1px solid #31505d; }
.footer-partners h2 { font-size: 15px; font-weight: 500; }
.footer-partners ul { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 16px; margin: 0; padding: 0; list-style: none; }
.footer-partners li { display: flex; align-items: center; gap: 10px; min-width: 0; color: #c6d4da; font-size: 14px; }
.footer-partners img { flex: 0 0 32px; width: 32px; height: 32px; object-fit: contain; }
.footer-partners span { min-width: 0; overflow-wrap: anywhere; }
.footer-meta { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 20px; border-top: 1px solid #31505d; padding-block: 24px; color: #a8b3bc; font-size: 12px; }
.breadcrumbs { padding-top: 24px; font-size: 13px; color: var(--muted); }
.breadcrumbs ol { list-style: none; display: flex; flex-wrap: wrap; gap: 12px; padding: 0; margin: 0; }
.breadcrumbs li + li::before { content: "/"; padding-right: 12px; color: var(--muted); }
.breadcrumbs a { text-decoration: none; }
.breadcrumbs a:hover { text-decoration: underline; }
.page-header { padding-top: 56px; padding-bottom: 64px; }
.page-header h1 { max-width: 1000px; font-size: clamp(32px, 4vw, 52px); font-weight: 500; letter-spacing: -.035em; }
.page-intro { max-width: 760px; margin-top: 24px; color: var(--muted); font-size: 18px; }
.stream-page > .section:first-child { padding-top: 12px; }
.index-list { padding-bottom: 88px; }
.index-row { display: flex; justify-content: space-between; align-items: center; gap: 40px; border-top: 1px solid var(--line); padding-block: 36px; }
.index-row:last-child { border-bottom: 1px solid var(--line); }
.index-row h2 { font-size: 28px; font-weight: 500; }
.index-row h2 a { text-decoration: none; }
.index-row p { max-width: 680px; color: var(--muted); margin-top: 16px; }
.index-row .button-secondary { flex-shrink: 0; }
.image-text { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.image-text h2 { font-size: 36px; font-weight: 500; margin-bottom: 24px; }
.image-text figure { border: 1px solid var(--line); border-radius: 16px; overflow: hidden; }
.image-text img { width: 100%; }
.image-text.image-left figure { order: -1; }
.page-image { padding-bottom: 48px; }
.page-image img { border-radius: 16px; }
.contact-layout { display: grid; grid-template-columns: .85fr 1.15fr; gap: 72px; align-items: start; padding-bottom: 88px; }
.contact-layout .shell { padding-inline: 0; }
.contact-layout .section { padding-block: 0 36px; }
.contact-layout .prose-section > h2 { font-size: 24px; margin-bottom: 16px; }
.contact-form-panel { padding: 32px; background: var(--surface); border: 1px solid var(--line); border-radius: 16px; }
.contact-form-panel h2 { font-size: 24px; font-weight: 500; }
.contact-form-panel > p { font-size: 14px; color: var(--muted); margin-top: 12px; }
.contact-form-panel form { margin-top: 28px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 22px 20px; }
.field { min-width: 0; }
.field-wide { grid-column: 1 / -1; }
.field label { display: block; font-size: 14px; margin-bottom: 8px; }
.field input, .field textarea, .field select, .search-control input { width: 100%; min-width: 0; min-height: 48px; padding: 10px 12px; color: var(--ink); border: 1px solid #91a2ad; border-radius: 8px; background: white; }
.field textarea { min-height: 144px; resize: vertical; }
.field input:focus, .field textarea:focus, .search-control input:focus { border-color: var(--green-dark); }
.field [aria-invalid="true"] { border-color: #a52a2a; }
.contact-form-panel form > .button-primary { margin-top: 28px; }
.form-note { font-size: 12px; color: var(--muted); margin-top: 16px; }
.field-error, .form-errors { color: #8a2424; font-size: 13px; margin-top: 8px; }
.field-error ul, .form-errors ul { list-style: none; margin: 0; padding: 0; }
.form-errors { padding: 12px 16px; border: 1px solid #8a2424; border-radius: 8px; margin-bottom: 20px; }
.form-success { background: var(--mint); border: 1px solid #b9d9cb; border-radius: 8px; padding: 24px; margin-top: 24px; }
.form-success a { display: inline-block; margin-top: 16px; color: var(--green-dark); }
.search-panel { max-width: calc(920px + 2 * var(--page-gutter)); padding-bottom: 88px; }
.search-panel label { display: block; margin-bottom: 12px; }
.search-control { display: flex; gap: 16px; }
.search-control .button-primary { flex-shrink: 0; }
.search-results { margin-top: 48px; }
.search-results h2 { font-size: 24px; margin-bottom: 24px; }
.search-results article { border-top: 1px solid var(--line); padding-block: 24px; }
.search-results h3 { font-size: 20px; font-weight: 500; }
.search-results p { color: var(--muted); margin-top: 12px; }
.pagination { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 24px; margin-top: 36px; }
.pagination a { padding: 10px 16px; border: 1px solid var(--line); border-radius: 8px; }
.empty-state { padding: 32px; background: var(--surface); border-radius: 12px; color: var(--muted); }
.error-page { padding-block: 88px; min-height: 55vh; }
.error-page h1 { font-size: 48px; }
.error-page p { margin-block: 24px; color: var(--muted); }
.card-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }
.card { border: 1px solid var(--line); border-radius: 12px; padding: 24px; }
.card h3 { font-size: 22px; margin-bottom: 16px; }
.card p { color: var(--muted); }
@media (max-width: 1100px) {
  .masthead { gap: 28px; }
  .nav-list { gap: 24px; }
  .hero-grid { gap: 40px; }
  .footer-grid { gap: 40px; }
  .contact-layout { gap: 40px; }
}
@media (max-width: 900px) {
  :root { --header-height: 80px; }
  .masthead { flex-wrap: wrap; min-height: 80px; padding-block: 18px; gap: 0; }
  .brand { margin-right: auto; }
  .brand-name { font-size: 24px; }
  .header-contact { margin-right: 20px; min-height: 42px; }
  .primary-navigation { order: 3; width: 100%; margin-left: 0; padding-top: 20px; }
  .menu-ready .primary-navigation:not(.is-open) { display: none; }
  .menu-ready .menu-toggle { display: flex; }
  .menu-toggle { order: 2; flex-direction: column; justify-content: center; align-items: center; gap: 7px; width: 44px; height: 44px; border: 1px solid var(--line); border-radius: 50%; background: white; color: var(--ink); cursor: pointer; }
  .menu-toggle > span:not(.sr-only) { width: 18px; height: 1.5px; background: currentColor; }
  .nav-list { display: block; }
  .nav-item > a { padding-block: 12px; font-size: 16px; }
  .subnav { position: static; display: block; width: 100%; padding: 0 0 12px 12px; background: none; border: none; border-left: 1px solid var(--line); border-radius: 0; box-shadow: none; }
  .hero-grid { padding-top: 64px; padding-bottom: 56px; gap: 48px; grid-template-columns: 1fr; }
  .hero-copy h1 { font-size: clamp(48px, 8vw, 72px); }
  .hero-copy > p { font-size: 16px; margin-top: 24px; }
  .hero-directions { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
  .hero-directions > a { border-bottom: 1px solid #31505d; padding-block: 24px; }
  .hero-actions { gap: 12px; margin-top: 28px; }
  .hero-actions .button-primary, .hero-actions .button-secondary { padding-inline: 20px; font-size: 14px; }
  .section { padding-block: 64px; }
  .section-heading h2 { font-size: 30px; }
  .advantage-list li { padding-inline: 24px; }
  .advantage-list h3 { font-size: 22px; }
  .faq-section { gap: 40px; grid-template-columns: .8fr 1.2fr; }
  .course-copy { padding: 24px; }
  .course-copy h3 { font-size: 20px; }
  .course-type { padding: 24px; min-height: 180px; }
  .course-type strong { font-size: 64px; }
  .contact-layout { grid-template-columns: 1fr; gap: 16px; }
  .contact-layout .stream-page { max-width: 760px; }
  .image-text { gap: 32px; }
  .image-text h2 { font-size: 30px; }
  .footer-grid { grid-template-columns: 1.2fr 1fr; }
  .footer-grid > :first-child { grid-column: 1 / -1; max-width: 520px; }
  .footer-partners { grid-template-columns: 1fr; gap: 18px; }
  .footer-partners ul { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (max-width: 640px) {
  :root { --page-gutter: 20px; --header-height: 76px; }
  .section { padding-block: 52px; }
  .masthead { min-height: 76px; padding-block: 12px; }
  .brand { gap: 8px; }
  .brand .brand-logo { width: 48px; height: 36px; }
  .brand-name { font-size: 21px; }
  .brand-english { font-size: 9px; }
  .header-contact { margin-right: 12px; padding: 10px 16px; font-size: 12px; }
  .header-contact .link-arrow { display: none; }
  .hero-grid { grid-template-columns: 1fr; gap: 40px; padding-top: 48px; padding-bottom: 36px; }
  .hero-copy h1 { font-size: clamp(38px, 10.5vw, 58px); line-height: 1.25; }
  .hero-copy > p { max-width: 450px; font-size: 16px; }
  .hero-actions { margin-top: 28px; }
  .hero-directions { gap: 20px; }
  .hero-directions > a { gap: 12px; padding-block: 20px; }
  .hero-directions strong { font-size: 30px; }
  .hero-direction-label { font-size: 12px; margin-top: 8px; }
  .hero-bottom { flex-direction: column; align-items: start; gap: 12px; padding-block: 20px; font-size: 12px; }
  .hero-bottom p { gap: 16px; flex-wrap: wrap; }
  .section-heading { display: block; margin-bottom: 28px; }
  .section-heading h2 { font-size: 28px; }
  .section-heading > .text-link { margin-top: 20px; }
  .course-grid { grid-template-columns: 1fr; gap: 24px; }
  .course-type { min-height: 172px; }
  .course-copy p { min-height: 0; }
  .advantage-list { grid-template-columns: 1fr; gap: 0; }
  .advantage-list li, .advantage-list li:first-child, .advantage-list li:last-child { padding: 24px 0; border-left: none; border-top: 1px solid #cad5d3; }
  .advantage-list li:last-child { padding-bottom: 0; }
  .advantage-list p { margin-top: 12px; }
  .prose-section > h2 { font-size: 28px; }
  .faq-section { grid-template-columns: 1fr; gap: 0; }
  .faq-section summary { font-size: 16px; }
  .cta-section h2 { font-size: 30px; }
  .cta-section p { font-size: 15px; }
  .footer-grid { gap: 36px 24px; grid-template-columns: .8fr 1.2fr; padding-bottom: 40px; }
  .footer-name { font-size: 26px; }
  .footer-connect .button-secondary { padding-inline: 16px; gap: 12px; font-size: 12px; }
  .footer-partners { padding-block: 28px; }
  .footer-partners ul { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px 12px; }
  .footer-partners li { font-size: 13px; }
  .footer-meta { flex-direction: column; gap: 8px; padding-block: 20px; }
  .page-header { padding-block: 36px 44px; }
  .page-header h1 { font-size: 34px; }
  .page-intro { font-size: 16px; margin-top: 20px; }
  .index-row { display: block; padding-block: 28px; }
  .index-row h2 { font-size: 24px; }
  .index-row .button-secondary { margin-top: 24px; }
  .index-list { padding-bottom: 52px; }
  .image-text { grid-template-columns: 1fr; gap: 28px; }
  .image-text h2 { font-size: 28px; }
  .image-text.image-left figure { order: 0; }
  .contact-layout { padding-bottom: 52px; }
  .contact-form-panel { padding: 24px 20px; }
  .form-grid { grid-template-columns: 1fr; gap: 20px; }
  .form-note { font-size: 12px; }
  .search-control { gap: 12px; }
  .search-control .button-primary { padding-inline: 22px; }
  .card-grid { grid-template-columns: 1fr; }
  .error-page h1 { font-size: 36px; }
}
@media (max-width: 380px) {
  .brand-name { font-size: 18px; }
  .brand .brand-logo { width: 40px; height: 30px; }
  .header-contact { padding-inline: 12px; margin-right: 8px; }
  .hero-directions { grid-template-columns: 1fr; gap: 0; }
  .hero-directions > a:first-child { border-bottom: 0; }
}
@media (max-width: 640px) {
  .advantage-list-expanded { row-gap: 0; }
  .measurement-list { grid-template-columns: 1fr; }
  .advantage-list-expanded li:nth-child(n) { padding: 24px 0; border-left: 0; }
  .advantage-list-expanded li:last-child { padding-bottom: 0; }
  .product-contents { margin-bottom: 36px; }
  .product-contents ul { gap: 4px 24px; }
  #geo-process .richtext ol { grid-template-columns: 1fr; gap: 24px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation: none !important; transition: none !important; }
}