:root {
  --oh-ink: #102a3a;
  --oh-teal: #126d72;
  --oh-copper: #c8784f;
  --oh-canvas: #f6f7f4;
  --oh-surface: #fff;
  --oh-mist: #e7f0ee;
  --oh-muted: #5e7078;
  --oh-line: rgba(16, 42, 58, .15);
  --oh-shadow: 0 28px 80px rgba(16, 42, 58, .11);
  --oh-transition: 180ms ease;
  --oh-frame: calc(100vw - clamp(2rem, 4vw, 8rem));
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; overflow-x: hidden; text-rendering: optimizeLegibility; line-height: 1.72; }
img { max-width: 100%; height: auto; }
p { line-height: 1.72; }
h1, h2, h3, h4 { text-wrap: balance; }
a, button, input, select, textarea { transition: color var(--oh-transition), background var(--oh-transition), border-color var(--oh-transition), box-shadow var(--oh-transition), transform var(--oh-transition); }
:focus-visible { outline: 3px solid #e39a70; outline-offset: 3px; }
.screen-reader-text { position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.oxyharbor-site main { min-height: 55vh; }
.oxyharbor-site, .oxyharbor-site .wp-site-blocks { padding-left: 0 !important; padding-right: 0 !important; }
.oxyharbor-site .wp-site-blocks { width: 100%; max-width: none; }
.oxyharbor-site .alignwide { width: var(--oh-frame); max-width: none !important; margin-left: auto !important; margin-right: auto !important; }
.oxyharbor-site .alignfull { width: 100%; max-width: none !important; margin-left: 0 !important; margin-right: 0 !important; }

.site-header { position: sticky; top: 0; z-index: 50; background: rgba(246,247,244,.94); border-bottom: 1px solid rgba(16,42,58,.09); backdrop-filter: blur(18px); }
.site-header__inner { min-height: 78px; gap: clamp(1rem, 2.5vw, 2.5rem); }
.brand-lockup { display: block; width: clamp(208px, 11vw, 264px); line-height: 0; flex-shrink: 0; }
.brand-lockup img { display: block; width: 100%; }
.site-nav { margin-left: auto; }
.site-nav a { color: var(--oh-ink); font-size: clamp(.82rem, .52vw, .98rem); font-weight: 680; letter-spacing: .015em; text-decoration: none; }
.site-nav a:hover { color: var(--oh-teal); }
.site-nav .wp-block-navigation__container { gap: clamp(.9rem, 1.6vw, 1.5rem); }
.header-cta { flex-shrink: 0; }
.header-cta .wp-block-button__link { padding: .72rem 1.15rem; font-size: .79rem; }
.wp-block-button__link, .oh-button { border-radius: 3px !important; letter-spacing: .01em; }
.wp-block-button__link:hover, .oh-button:hover { transform: translateY(-2px); box-shadow: 0 12px 30px rgba(18,109,114,.2); }
.wp-block-button.is-style-outline .wp-block-button__link { color: var(--oh-ink); background: transparent; border-color: var(--oh-ink); }

.oh-section { padding-top: clamp(5rem, 9vw, 8.5rem); padding-bottom: clamp(5rem, 9vw, 8.5rem); }
.oh-kicker { margin: 0 0 1.1rem; color: var(--oh-teal); font-size: .7rem; font-weight: 800; letter-spacing: .18em; line-height: 1.3; text-transform: uppercase; }
.oh-text-link { color: var(--oh-ink); font-size: .9rem; font-weight: 750; text-decoration: none; border-bottom: 1px solid var(--oh-ink); padding-bottom: .2rem; }
.oh-text-link span { color: var(--oh-copper); }
.oh-button { display: inline-flex; align-items: center; justify-content: center; min-height: 49px; padding: .75rem 1.25rem; color: #fff; background: var(--oh-teal); font-size: .82rem; font-weight: 760; text-decoration: none; }
.oh-button--light { color: var(--oh-ink); background: #fff; }
.section-heading { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(260px, .6fr); gap: clamp(2rem, 6vw, 7rem); align-items: end; margin-bottom: clamp(2.5rem, 5vw, 4.5rem); }
.section-heading h2 { max-width: 900px; margin: 0; font-size: clamp(2.4rem, 4.7vw, 5rem); letter-spacing: -.035em; line-height: 1.04; }
.section-heading > p { max-width: 420px; margin: 0; color: var(--oh-muted); font-size: 1.03rem; }

.brand-hero { min-height: calc(100svh - 78px); display: grid; align-items: stretch; background: linear-gradient(90deg, #f3f4ef 0 49%, #ebe9e3 49%); }
.brand-hero__inner { width: 100%; display: grid; grid-template-columns: minmax(0, .86fr) minmax(0, 1.14fr); min-height: calc(100svh - 78px); }
.brand-hero__copy { display: flex; flex-direction: column; justify-content: center; padding: clamp(4rem, 8vw, 8rem) clamp(2rem, 5vw, 5.5rem) clamp(4rem, 8vw, 8rem) 0; }
.brand-hero h1 { max-width: 830px; margin: 0; font-size: clamp(3.5rem, 6.5vw, 7.8rem); line-height: .95; letter-spacing: -.045em; }
.brand-hero__lede { max-width: 560px; margin: 2rem 0 0; color: #36515e; font-size: clamp(1.08rem, 1.55vw, 1.35rem); line-height: 1.55; }
.brand-hero__actions { display: flex; align-items: center; gap: 1.5rem; margin-top: 2.25rem; }
.brand-hero__disclosure { margin: auto 0 0; padding-top: 3rem; color: #6e7e83; font-size: .72rem; letter-spacing: .025em; }
.brand-hero__visual { position: relative; min-height: 680px; margin: 0; overflow: hidden; background: radial-gradient(circle at 50% 38%, #fff 0 10%, #eae8e2 55%, #d6d3cb 100%); }
.brand-hero__visual::after { content: "OXYHARBOR / CHAMBER SYSTEMS"; position: absolute; top: 1.5rem; right: 1.5rem; padding: .55rem .75rem; color: #fff; background: var(--oh-ink); font-size: .58rem; font-weight: 780; letter-spacing: .13em; }
.brand-hero__visual img { width: 100%; height: 100%; object-fit: contain; mix-blend-mode: multiply; }
.brand-hero__visual figcaption { position: absolute; left: 1.5rem; bottom: 1.5rem; color: var(--oh-ink); font-size: .72rem; font-weight: 700; letter-spacing: .04em; }
.brand-hero__index { position: absolute; z-index: 2; top: 1.5rem; left: 1.5rem; color: var(--oh-ink); font: 700 .66rem/1 ui-monospace, monospace; letter-spacing: .08em; }

.fact-rail { color: #dce7e7; background: var(--oh-ink); }
.fact-rail > div { display: grid; grid-template-columns: repeat(4, 1fr); }
.fact-rail p { display: flex; align-items: baseline; gap: .75rem; margin: 0; padding: 1.75rem clamp(1rem, 2vw, 2rem); border-left: 1px solid rgba(255,255,255,.14); }
.fact-rail p:first-child { border-left: 0; }
.fact-rail strong { color: #fff; font-size: 1.7rem; }
.fact-rail span { font-size: .67rem; letter-spacing: .08em; text-transform: uppercase; }

.series-layout { display: grid; grid-template-columns: 1.18fr .82fr; gap: 1rem; min-height: 720px; }
.series-layout a { color: var(--oh-ink); text-decoration: none; }
.series-feature { position: relative; display: grid; grid-template-rows: minmax(0, 1fr) auto; background: #e9e6de; overflow: hidden; }
.series-feature__media { min-height: 540px; overflow: hidden; }
.series-feature__media img { width: 100%; height: 100%; padding: clamp(.5rem, 1vw, 1rem); object-fit: contain; transition: transform .5s ease; }
.series-feature:hover img { transform: scale(1.018); }
.series-feature__text, .series-list a > span { display: grid; grid-template-columns: 1fr auto; gap: .3rem 1rem; padding: 1.4rem; background: rgba(255,255,255,.88); }
.series-feature__text small, .series-list small { grid-column: 1 / -1; color: var(--oh-teal); font-size: .63rem; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
.series-feature__text strong, .series-list strong { font-size: 1.3rem; }
.series-feature__text em, .series-list em { align-self: end; color: var(--oh-muted); font-size: .74rem; font-style: normal; }
.series-list { display: grid; grid-template-rows: repeat(3, 1fr); gap: 1rem; }
.series-list a { display: grid; grid-template-columns: minmax(170px, .9fr) minmax(0, 1.1fr); background: linear-gradient(145deg, #f1f2ee, #dde2dc); overflow: hidden; }
.series-list a > img { width: 100%; height: 100%; padding: .7rem; object-fit: contain; }
.series-list a:nth-child(3) > img { background: #d5dbd5; filter: contrast(1.08); }
.series-list a > span { align-content: center; background: #fff; }
.source-caption { margin: 1rem 0 0; color: #738085; font-size: .68rem; }

.audience-split { display: grid; grid-template-columns: 1fr 1fr; }
.audience-split > a { min-height: 560px; display: flex; flex-direction: column; justify-content: flex-end; padding: clamp(2rem, 6vw, 6.5rem); color: #fff; background: var(--oh-ink); text-decoration: none; }
.audience-split > a:nth-child(2) { color: var(--oh-ink); background: #dfeae7; }
.audience-split span { margin-bottom: auto; font-size: .7rem; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; opacity: .72; }
.audience-split h2 { max-width: 720px; margin: 0 0 1.5rem; font-size: clamp(2.4rem, 4vw, 4.6rem); line-height: 1.04; letter-spacing: -.035em; }
.audience-split p { max-width: 520px; margin: 0 0 2rem; opacity: .78; }
.audience-split em { font-size: .82rem; font-style: normal; font-weight: 750; }

.engineering-section { color: #fff; background: #0b222f; }
.engineering-section .section-heading > p { color: #bdcbcf; }
.engineering-section .oh-kicker { color: #79c1bd; }
.system-line { display: grid; grid-template-columns: repeat(4, 1fr); margin: 0; padding: 0; list-style: none; border-top: 1px solid rgba(255,255,255,.24); }
.system-line li { min-height: 310px; padding: 1.5rem 1.5rem 1.5rem 0; border-right: 1px solid rgba(255,255,255,.16); }
.system-line li + li { padding-left: 1.5rem; }
.system-line li:last-child { border-right: 0; }
.system-line span { display: block; margin-bottom: 6rem; color: #79c1bd; font: 700 .7rem/1 ui-monospace, monospace; }
.system-line strong { display: block; margin-bottom: .7rem; font-size: 1.18rem; }
.system-line p { margin: 0; color: #aebfc4; font-size: .87rem; }

.planning-section { display: grid; grid-template-columns: .72fr 1.28fr; gap: clamp(3rem, 8vw, 8rem); }
.planning-intro h2 { margin: 0; font-size: clamp(2.6rem, 4.5vw, 5rem); line-height: 1.04; letter-spacing: -.035em; }
.planning-grid { display: grid; grid-template-columns: repeat(2, 1fr); border-top: 1px solid var(--oh-line); }
.planning-grid article { min-height: 235px; padding: 1.4rem 1.5rem 2rem 0; border-bottom: 1px solid var(--oh-line); }
.planning-grid article:nth-child(even) { padding-left: 1.5rem; border-left: 1px solid var(--oh-line); }
.planning-grid span { color: var(--oh-copper); font: 700 .68rem/1 ui-monospace, monospace; }
.planning-grid h3 { margin: 3rem 0 .65rem; font-size: 1.3rem; }
.planning-grid p { margin: 0; color: var(--oh-muted); font-size: .88rem; }
.planning-section > p { grid-column: 2; }

.compare-banner { display: flex; align-items: flex-end; justify-content: space-between; gap: 2rem; margin-top: clamp(2rem, 5vw, 5rem); margin-bottom: clamp(5rem, 9vw, 9rem); padding: clamp(2.2rem, 5vw, 5rem); color: #fff; background: var(--oh-teal); }
.compare-banner .oh-kicker { color: #d0e7e5; }
.compare-banner h2 { max-width: 780px; margin: 0; font-size: clamp(2.3rem, 4vw, 4.4rem); line-height: 1.04; letter-spacing: -.025em; }
.compare-banner p:not(.oh-kicker) { max-width: 640px; color: #dcebea; }
.partner-section { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(3rem, 8vw, 9rem); border-top: 1px solid var(--oh-line); }
.partner-section h2 { max-width: 740px; margin: 0; font-size: clamp(2.5rem, 4.2vw, 4.6rem); line-height: 1.04; letter-spacing: -.035em; }
.partner-section > div:nth-child(2) { align-self: end; max-width: 530px; color: var(--oh-muted); }

.oh-faq { max-width: 1060px !important; }
.oh-faq .section-heading { grid-template-columns: 1fr; }
.oh-faq details { padding: 1.5rem 0; border-top: 1px solid var(--oh-line); }
.oh-faq details:last-child { border-bottom: 1px solid var(--oh-line); }
.oh-faq summary { cursor: pointer; color: var(--oh-ink); font-size: 1.06rem; font-weight: 750; }
.oh-faq details p { max-width: 720px; color: var(--oh-muted); }
.closing-quote { color: #fff; background: var(--oh-ink); }
.closing-quote > div { min-height: 440px; display: flex; align-items: center; justify-content: space-between; gap: 3rem; }
.closing-quote .oh-kicker { color: #79c1bd; }
.closing-quote h2 { max-width: 920px; margin: 0; font-size: clamp(2.8rem, 5vw, 5.7rem); line-height: 1.02; letter-spacing: -.035em; }
.closing-quote p:not(.oh-kicker) { color: #b8c8cc; }

.breadcrumbs { margin: 0 0 2.2rem; color: var(--oh-muted); font-size: .72rem; }
.breadcrumbs a { color: inherit; text-decoration: none; }
.breadcrumbs span { padding: 0 .5rem; }
.product-main { padding-top: clamp(2rem, 5vw, 4.5rem); padding-bottom: clamp(5rem, 9vw, 8rem); }
.product-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; margin-top: 3.5rem; }
.product-card { display: grid; grid-template-columns: 1.08fr .92fr; min-height: 420px; overflow: hidden; background: #fff; border: 1px solid rgba(16,42,58,.1); }
.product-card__visual { position: relative; display: grid; place-items: center; padding: 1rem; background: #e9ebe6; overflow: hidden; }
.product-card__visual::after { content: "OXYHARBOR / SERIES"; position: absolute; top: 1rem; left: 1rem; color: var(--oh-muted); font-size: .55rem; font-weight: 800; letter-spacing: .14em; }
.product-card__visual img { width: 100%; height: 100%; padding: .5rem; object-fit: contain; }
.product-card__placeholder { width: 70%; height: 45%; border: 2px solid var(--oh-teal); }
.product-card__body { display: flex; flex-direction: column; padding: 1.6rem; }
.product-card__type { margin: 0 0 1rem; color: var(--oh-teal); font-size: .62rem; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
.product-card h2 { margin: 0 0 1rem; font-size: clamp(1.45rem, 2.2vw, 2.35rem); line-height: 1.1; letter-spacing: -.02em; }
.product-card h2 a { color: var(--oh-ink); text-decoration: none; }
.product-card__body > p:not(.product-card__type) { color: var(--oh-muted); font-size: .87rem; }
.product-card__meta { display: flex; flex-wrap: wrap; gap: .4rem; margin: auto 0 1.2rem; padding: 0; list-style: none; }
.product-card__meta li { padding: .33rem .5rem; color: #3d5864; background: var(--oh-canvas); font-size: .67rem; }
.product-card__actions { display: flex; align-items: center; justify-content: space-between; gap: .7rem; }
.product-card__actions a { color: var(--oh-ink); font-size: .78rem; font-weight: 750; text-decoration: none; }
.compare-toggle { appearance: none; padding: .5rem .65rem; color: var(--oh-ink); background: transparent; border: 1px solid #95aaa9; border-radius: 2px; cursor: pointer; font-size: .72rem; font-weight: 700; }
.compare-toggle[aria-pressed="true"] { color: #fff; background: var(--oh-ink); border-color: var(--oh-ink); }
.compare-dock { position: fixed; right: 1.25rem; bottom: 1.25rem; z-index: 30; display: none; align-items: center; gap: .75rem; padding: .7rem 1rem; color: #fff; background: var(--oh-ink); box-shadow: var(--oh-shadow); }
.compare-dock.is-visible { display: flex; }
.compare-dock a, .compare-dock button { color: #fff; background: transparent; border: 0; font-weight: 700; text-decoration: none; }
.compare-table-wrap { overflow-x: auto; margin-top: 2rem; }
.compare-table { width: 100%; min-width: 680px; border-collapse: collapse; background: #fff; }
.compare-table th, .compare-table td { padding: 1rem; border: 1px solid #d9e3e1; text-align: left; vertical-align: top; }
.compare-table thead th { background: var(--oh-mist); }
.compare-empty { padding: 2rem; background: #fff; border: 1px dashed #9eb2b0; text-align: center; }

.product-hero { min-height: 650px; margin-bottom: clamp(4rem, 8vw, 8rem); }
.product-hero .taxonomy-oh_chamber_type a { color: var(--oh-teal); font-size: .68rem; font-weight: 800; letter-spacing: .14em; text-decoration: none; text-transform: uppercase; }
.product-hero h1 { margin: 1rem 0 1.6rem; font-size: clamp(3rem, 5vw, 5.6rem) !important; line-height: .98; letter-spacing: -.04em; }
.product-hero .wp-block-post-excerpt { color: var(--oh-muted); font-size: 1.05rem; }
.product-visual { position: relative; min-height: 600px; display: grid; place-items: center; margin: 0; padding: 2rem; background: radial-gradient(circle at 50% 45%, #fff 0, #e9e9e3 65%, #dcdcd5 100%); overflow: hidden; }
.product-visual::after { content: "OXYHARBOR / CHAMBER SYSTEMS"; position: absolute; top: 1.3rem; right: 1.3rem; padding: .5rem .7rem; color: #fff; background: var(--oh-ink); font-size: .54rem; font-weight: 800; letter-spacing: .13em; }
.product-visual img { width: 100%; height: 100%; max-height: 560px; padding: .5rem; object-fit: contain; }
.product-visual figcaption { position: absolute; left: 1.3rem; bottom: 1.2rem; color: var(--oh-muted); font-size: .62rem; }
.product-summary { display: flex; flex-wrap: wrap; gap: .5rem; margin: 1.6rem 0; padding: 0; list-style: none; }
.product-summary li { padding: .42rem .62rem; color: #31505c; background: var(--oh-mist); font-size: .75rem; }
.product-story { display: grid; grid-template-columns: 1.2fr .8fr; gap: clamp(2rem, 8vw, 9rem); margin-top: 4rem; margin-bottom: 5rem; padding-top: 2rem; border-top: 1px solid var(--oh-line); }
.product-story h2 { max-width: 800px; margin-top: 0; font-size: clamp(2.3rem, 4vw, 4.6rem); line-height: 1.04; letter-spacing: -.035em; }
.product-story p { color: var(--oh-muted); }
.product-story__note { align-self: end; padding: 1.5rem 0; border-top: 2px solid var(--oh-copper); }
.product-story__note span { display: block; margin-bottom: .7rem; color: var(--oh-copper); font-size: .68rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.product-story__note strong { font-size: 1.12rem; line-height: 1.4; }
.spec-panel { margin-top: clamp(4rem, 8vw, 8rem); }
.spec-panel h2 { margin-top: 0; font-size: clamp(2.2rem, 4vw, 4rem); }
.spec-panel > p:not(.oh-kicker) { max-width: 760px; color: var(--oh-muted); }
.spec-table { width: 100%; border-collapse: collapse; background: #fff; border-top: 2px solid var(--oh-ink); }
.spec-table th, .spec-table td { padding: 1.15rem; border-bottom: 1px solid #dfe6e4; text-align: left; vertical-align: top; }
.spec-table th { width: 28%; color: #3d5864; font-size: .78rem; }
.spec-status { display: inline-block; margin-left: .6rem; padding: .18rem .42rem; color: #4c5e64; background: #eef2f0; font-size: .61rem; }
.spec-status--verified { color: #0b5d3b; background: #ddf3e8; }
.spec-table details { margin-top: .5rem; color: var(--oh-muted); font-size: .68rem; }
.quote-panel { margin-top: clamp(4rem, 8vw, 8rem); padding: clamp(1.8rem, 5vw, 4.5rem); background: #eef2ef; }
.quote-panel h2 { margin-top: 0; font-size: clamp(2.2rem, 4vw, 4rem); }

.inquiry-form { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.1rem 1.4rem; margin-top: 2rem; }
.inquiry-field { display: flex; flex-direction: column; gap: .4rem; }
.inquiry-field--full { grid-column: 1 / -1; }
.inquiry-field label { font-size: .78rem; font-weight: 750; }
.inquiry-field input, .inquiry-field select, .inquiry-field textarea { width: 100%; min-height: 50px; padding: .78rem .85rem; color: var(--oh-ink); background: #fff; border: 1px solid #91a7a5; border-radius: 2px; font: inherit; }
.inquiry-field textarea { min-height: 145px; resize: vertical; }
.inquiry-company[hidden] { display: none; }
.inquiry-honeypot { position: absolute; left: -10000px; }
.inquiry-submit { justify-self: start; min-height: 50px; padding: .78rem 1.3rem; color: #fff; background: var(--oh-teal); border: 0; border-radius: 2px; cursor: pointer; font: inherit; font-size: .82rem; font-weight: 750; }
.inquiry-submit[disabled] { opacity: .6; cursor: wait; }
.inquiry-feedback { grid-column: 1 / -1; margin: 0; padding: .8rem 1rem; }
.inquiry-feedback:empty { display: none; }
.inquiry-feedback.is-success { color: #0b5d3b; background: #ddf3e8; }
.inquiry-feedback.is-error { color: #7d2020; background: #fbe3e3; }
.integration-status { display: flex; flex-wrap: wrap; gap: .55rem; margin-top: 1rem; color: var(--oh-muted); font-size: .72rem; }
.integration-status span { padding: .3rem .55rem; background: #e9edeb; }

.site-footer { padding-top: 5rem; padding-bottom: 1.5rem; color: #b8c8cc; background: #081b26; }
.site-footer a { color: #fff; }
.site-footer .wp-block-site-title a { color: #fff; font-size: 1.55rem; text-decoration: none; }
.site-footer h3 { color: #fff; font-size: .72rem; letter-spacing: .13em; text-transform: uppercase; }
.site-footer ul { padding: 0; list-style: none; }
.site-footer li { margin: .45rem 0; }
.site-footer p, .site-footer li { font-size: .78rem; }
.footer-legal { margin-top: 3rem; padding-top: 1.25rem; border-top: 1px solid rgba(255,255,255,.14); }

@media (max-width: 1100px) {
  .site-nav { margin-left: auto; }
  .header-cta { display: none !important; }
  .brand-hero { background: #f3f4ef; }
  .brand-hero__inner { grid-template-columns: 1fr 1fr; }
  .brand-hero__copy { padding-right: 2rem; }
  .brand-hero__visual { min-height: 600px; }
  .series-layout { grid-template-columns: 1fr; }
  .series-list { grid-template-columns: repeat(3, 1fr); grid-template-rows: none; }
  .series-list a { grid-template-columns: 1fr; }
  .series-list a > img { min-height: 220px; }
  .product-grid { grid-template-columns: 1fr; }
}

@media (max-width: 781px) {
  .site-header__inner { min-height: 70px; }
  .brand-lockup { width: 184px; }
  .brand-hero__inner { grid-template-columns: 1fr; }
  .brand-hero__copy { min-height: 610px; padding: 5rem 0 3rem; }
  .brand-hero__visual { min-height: 560px; }
  .fact-rail > div { grid-template-columns: repeat(2, 1fr); }
  .fact-rail p:nth-child(3) { border-left: 0; border-top: 1px solid rgba(255,255,255,.14); }
  .fact-rail p:nth-child(4) { border-top: 1px solid rgba(255,255,255,.14); }
  .section-heading { grid-template-columns: 1fr; gap: 1.5rem; }
  .series-list { grid-template-columns: 1fr; }
  .series-list a { grid-template-columns: 1fr 1fr; }
  .audience-split { grid-template-columns: 1fr; }
  .audience-split > a { min-height: 470px; }
  .system-line { grid-template-columns: repeat(2, 1fr); }
  .system-line li { min-height: 260px; border-bottom: 1px solid rgba(255,255,255,.16); }
  .system-line span { margin-bottom: 4rem; }
  .planning-section, .partner-section { grid-template-columns: 1fr; }
  .planning-section > p { grid-column: 1; }
  .compare-banner, .closing-quote > div { align-items: flex-start; flex-direction: column; justify-content: center; }
  .product-hero { min-height: 0; }
  .product-visual { min-height: 520px; }
  .product-story { grid-template-columns: 1fr; }
}

@media (max-width: 520px) {
  .brand-hero h1 { font-size: clamp(3.2rem, 16vw, 4.5rem); }
  .brand-hero__actions { align-items: flex-start; flex-direction: column; }
  .brand-hero__visual { min-height: 430px; }
  .brand-hero__visual::after { right: .8rem; top: .8rem; }
  .fact-rail > div { grid-template-columns: 1fr; }
  .fact-rail p, .fact-rail p:nth-child(3) { border-left: 0; border-top: 1px solid rgba(255,255,255,.14); }
  .fact-rail p:first-child { border-top: 0; }
  .series-feature__media { min-height: 360px; }
  .series-list a { grid-template-columns: 1fr; }
  .audience-split > a { min-height: 430px; }
  .system-line { grid-template-columns: 1fr; }
  .system-line li, .system-line li + li { min-height: 220px; padding: 1.4rem 0; border-right: 0; }
  .system-line span { margin-bottom: 3.5rem; }
  .planning-grid { grid-template-columns: 1fr; }
  .planning-grid article:nth-child(even) { padding-left: 0; border-left: 0; }
  .product-card { grid-template-columns: 1fr; }
  .product-card__visual { min-height: 320px; }
  .product-visual { min-height: 390px; padding: 1rem; }
  .product-visual figcaption { max-width: 70%; }
  .inquiry-form { grid-template-columns: 1fr; }
  .inquiry-field--full { grid-column: 1; }
  .spec-table th, .spec-table td { display: block; width: 100%; }
  .spec-table th { padding-bottom: .25rem; border-bottom: 0; }
  .spec-table td { padding-top: .25rem; }
  .footer-legal { align-items: flex-start !important; flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}