/**
 * Oxycron design tokens — extracted from oxyhealth.com CSS
 * Fonts per project spec: Poppins, Noto Sans TC, Amiri
 */
:root {
  /* OxyHealth exact colors */
  --oh-white: #ffffff;
  --oh-black: #000000;
  --oh-dark: #1a1b1f;
  --oh-navy: #132342;
  --oh-blue-deep: #061b3b;
  --oh-blue-section: #0d244e;
  --oh-blue-accent: #375086;
  --oh-gray-bg: #f4f4f4;
  --oh-gray-mid: #d7d7d7;
  --oh-gray-text: #32343a;
  --oh-gray-muted: #43464d;
  --oh-gray-light: #919191;
  --oh-border: #303030;
  --oh-nav-bg: #000000c2;
  --oh-dropdown-bg: #000000bf;
  --oh-text-muted: #d1d1d1;

  /* Layout — oxyhealth.com */
  --oh-container: 60rem;
  --oh-container-wide: 65rem;
  --oh-nav-height: 5rem;
  --oh-hero-height: 90svh;
  --oh-hero-max: 75rem;
  --oh-section-pad: 6rem;

  /* Typography */
  --oh-font-latin: 'Poppins', -apple-system, BlinkMacSystemFont, sans-serif;
  --oh-font-zh: 'Noto Sans TC', 'Poppins', sans-serif;
  --oh-font-ar: 'Amiri', 'Poppins', serif;

  /* Buttons — .learn_more_button */
  --oh-btn-radius: 11px;
  --oh-btn-border: 2px solid #fff;
  --oh-product-bar-radius: 12px;

  /* Gradients */
  --oh-gradient-diff: linear-gradient(#132342 25%, #000);
  --oh-gradient-steps: linear-gradient(#d7d7d7 31%, #fff 81%);
  --oh-gradient-nav: linear-gradient(#00000080, #00000080);

  /* Transitions — webflow default */
  --oh-ease: 0.3s ease;
  --oh-ease-nav: 0.4s ease;
}

html { scroll-behavior: smooth; overflow-x: clip; }
*, *::before, *::after { box-sizing: border-box; }
body {
  margin: 0;
  overflow-x: clip;
  font-family: var(--oh-font-latin);
  font-size: 16px;
  font-weight: 400;
  line-height: 1.5;
  color: var(--oh-gray-text);
  background: var(--oh-white);
  -webkit-font-smoothing: antialiased;
}
body.lang-zh-hant { font-family: var(--oh-font-zh); }
body.oxycron-rtl, body.lang-ar { font-family: var(--oh-font-ar); }

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; margin: 0; padding: 0; }

.container {
  width: 100%;
  max-width: var(--oh-container);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section { text-align: center; display: flex; flex-direction: column; align-items: center; }
.section--black { background: var(--oh-black); color: var(--oh-white); }
.section--gray { background: var(--oh-gray-bg); }
.section--gradient { background-image: var(--oh-gradient-steps); padding-top: 12rem; }
.section--white { background: var(--oh-white); }

/* Header / Nav — .oxy_nav */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--oh-nav-height);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  background-color: var(--oh-nav-bg);
  background-image: var(--oh-gradient-nav);
  display: flex;
  justify-content: center;
  align-items: center;
}
.site-header__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  max-width: var(--oh-container-wide);
  margin: 0 auto;
  padding: 0 clamp(1rem, 3vw, 2rem);
  gap: 1.5rem;
}
.site-logo { height: 2.75rem; width: auto; max-width: min(12rem, 42vw); display: block; object-fit: contain; }
.site-logo-link { display: flex; align-items: center; flex-shrink: 0; }
.site-footer__logo { display: inline-block; margin-bottom: 0.75rem; }
.site-footer__logo-img { height: 2.25rem; width: auto; max-width: 10rem; display: block; object-fit: contain; }
.primary-nav {
  display: flex;
  align-items: center;
  flex-wrap: nowrap;
  justify-content: flex-end;
  gap: clamp(2px, 0.6vw, 10px);
  flex: 1;
  min-width: 0;
}
.primary-nav a {
  color: var(--oh-white);
  font-size: clamp(0.68rem, 0.72vw, 0.75rem);
  font-weight: 300;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.5rem clamp(0.35rem, 0.8vw, 0.65rem);
  white-space: nowrap;
  transition: opacity var(--oh-ease);
}
.primary-nav a:hover, .primary-nav a.is-active { opacity: 1; }
.primary-nav a { opacity: 0.85; }
.primary-nav .oxycron-lang-switcher { flex-shrink: 0; margin-left: 4px; }

/* Products dropdown — OxyHealth nav */
.nav-dropdown { position: relative; }
.nav-dropdown__toggle {
  display: flex;
  align-items: center;
  gap: 6px;
  background: none;
  border: none;
  color: var(--oh-white);
  font-size: 0.8rem;
  font-weight: 300;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 0.5rem 1rem;
  cursor: pointer;
  font-family: inherit;
  opacity: 0.85;
  transition: opacity var(--oh-ease);
}
.nav-dropdown__toggle:hover,
.nav-dropdown.is-open .nav-dropdown__toggle { opacity: 1; }
.nav-dropdown__caret {
  width: 0;
  height: 0;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 5px solid currentColor;
  transition: transform var(--oh-ease);
}
.nav-dropdown.is-open .nav-dropdown__caret { transform: rotate(180deg); }
.nav-dropdown__menu {
  position: absolute;
  top: calc(100% + 10px);
  left: 0;
  min-width: 220px;
  background: var(--oh-dropdown-bg);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 8px;
  padding: 8px 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: all var(--oh-ease);
  z-index: 120;
  text-align: left;
}
.nav-dropdown.is-open .nav-dropdown__menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.nav-dropdown__menu a {
  display: block;
  color: var(--oh-white);
  font-size: 0.75rem;
  font-weight: 300;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 10px 18px;
  opacity: 0.9;
  transition: background var(--oh-ease), opacity var(--oh-ease);
}
.nav-dropdown__menu a:hover { background: rgba(255,255,255,.08); opacity: 1; }

.menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--oh-white);
  cursor: pointer;
  padding: 0.5rem;
}
.menu-toggle svg { width: 24px; height: 24px; }

/* Language switcher */
.oxycron-lang-switcher { position: relative; margin-left: 8px; }
.oxycron-lang-toggle {
  display: flex; align-items: center; gap: 6px;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.2);
  color: var(--oh-white);
  padding: 6px 12px;
  border-radius: 6px;
  font-size: 0.75rem;
  cursor: pointer;
  font-family: inherit;
}
.oxycron-lang-menu {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  min-width: 180px;
  max-height: 320px;
  overflow-y: auto;
  background: var(--oh-white);
  border-radius: 8px;
  box-shadow: 0 8px 30px rgba(0,0,0,.2);
  padding: 8px 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: all var(--oh-ease);
  z-index: 100;
}
.oxycron-lang-switcher.is-open .oxycron-lang-menu {
  opacity: 1; visibility: visible; transform: translateY(0);
}
.oxycron-lang-menu a {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 16px;
  color: var(--oh-dark);
  font-size: 0.875rem;
  transition: background var(--oh-ease);
}
.oxycron-lang-menu a:hover { background: var(--oh-gray-bg); }
.oxycron-lang-menu .is-active a { font-weight: 600; color: var(--oh-navy); }

.site-footer__langs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 1rem 1.5rem;
  padding: 2rem 1.5rem 0;
  border-top: 1px solid rgba(255,255,255,.12);
  margin-top: 2rem;
}
.site-footer__langs strong {
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  opacity: 0.85;
}
.oxycron-lang-switcher--footer { margin-left: 0; }
.oxycron-lang-switcher--footer .oxycron-lang-menu {
  top: auto;
  bottom: calc(100% + 8px);
  transform: translateY(8px);
}
.oxycron-lang-switcher--footer.is-open .oxycron-lang-menu {
  transform: translateY(0);
}

/* Hero — .hero_section */
.hero {
  position: relative;
  height: var(--oh-hero-height);
  max-height: var(--oh-hero-max);
  overflow: hidden;
}
.hero__slides { position: relative; height: 100%; }
.hero__slide {
  position: absolute; inset: 0;
  opacity: 0;
  transition: opacity 0.5s ease-in;
}
.hero__slide img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 70%;
  display: block;
}
.hero__slide.is-active {
  opacity: 1;
}
.hero__overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to bottom, rgba(0,0,0,.04) 0%, rgba(0,0,0,.18) 100%);
  pointer-events: none;
}
.hero__content {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 100%;
  height: 100%;
  padding: 5rem 1.5rem 3rem;
  box-sizing: border-box;
  text-align: center;
}
.hero__title {
  color: var(--oh-white);
  text-align: center;
  width: auto;
  max-width: min(52rem, 92%);
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 300;
  line-height: 1.2;
  margin: 0;
  animation: fadeUp 0.8s ease forwards;
}
.hero__products {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.35rem 1.25rem;
  max-width: 52rem;
  margin: 0 auto;
}
.hero__products a {
  color: var(--oh-white);
  font-size: 0.72rem;
  font-weight: 300;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  opacity: 0.92;
  transition: opacity var(--oh-ease);
}
.hero__products a:hover { opacity: 0.65; }

/* Product bar — .product_bar_wrap_desktop */
.product-bar-wrap {
  position: relative;
  z-index: 10;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.product-bar__toggle {
  display: none;
}
.product-bar {
  background: var(--oh-black);
  border: 1px solid var(--oh-white);
  border-radius: var(--oh-product-bar-radius);
  display: inline-flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.75rem 2rem;
  width: auto;
  max-width: calc(100% - 2rem);
  margin-top: 2rem;
  padding: 1.125rem 2.5rem;
  position: relative;
  z-index: 10;
  overflow-x: auto;
  scrollbar-width: none;
}
.product-bar::-webkit-scrollbar { display: none; }
.product-bar a {
  color: var(--oh-white);
  padding: 0.25rem 0.5rem;
  font-size: 0.82rem;
  font-weight: 200;
  letter-spacing: 0.05em;
  line-height: 1.5;
  white-space: nowrap;
  transition: opacity var(--oh-ease);
}
.product-bar a:hover { opacity: 0.7; }

/* Difference — .oxy_difference_wrap */
.difference {
  z-index: 2;
  text-align: center;
  background-image: var(--oh-gradient-diff);
  border-radius: 9px;
  max-width: var(--oh-container-wide);
  margin-top: 148px;
  padding: 2rem 3.8rem 2.7rem;
  position: relative;
}
.difference__title {
  color: var(--oh-white);
  margin: 3rem 0;
  font-size: 3.5rem;
  font-weight: 300;
}
.difference__text {
  color: var(--oh-white);
  font-size: 1.1rem;
  font-weight: 200;
  max-width: 50rem;
  margin: 0 auto 3rem;
}
.pillars {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  text-align: left;
}
.pillar__box {
  border: 1px solid rgba(255,255,255,.3);
  border-radius: 8px;
  padding: 1rem;
  margin-bottom: 1rem;
}
.pillar__title {
  color: var(--oh-white);
  font-weight: 600;
  letter-spacing: 0.1em;
}
.pillar__text {
  color: var(--oh-white);
  font-size: 0.95rem;
  font-weight: 200;
  line-height: 1.6;
}

/* Carousel — 3-up full-width infinite slider (OxyHealth fs-slider-1) */
.carousel {
  width: 100%;
  margin: 0;
  overflow: visible;
  padding: 0.5rem 0 3rem;
  background: var(--oh-black);
  position: relative;
  z-index: 5;
  isolation: isolate;
}
.carousel__wrap {
  position: relative;
  width: 100%;
  max-width: 100%;
  margin: 0 auto -4rem;
  --carousel-gap: 0.75rem;
  padding: 0 2.5625rem;
  box-sizing: border-box;
}
.carousel__viewport {
  overflow: hidden;
  --carousel-cols: 3;
  --carousel-gap: 0.75rem;
  --carousel-slide-width: calc((100% - var(--carousel-gap) * (var(--carousel-cols) - 1)) / var(--carousel-cols));
  width: 100%;
}
.carousel__track {
  display: flex;
  gap: var(--carousel-gap);
  transition: transform 0.6s ease;
  will-change: transform;
}
.carousel__slide {
  flex: 0 0 var(--carousel-slide-width);
  width: var(--carousel-slide-width);
  min-width: 0;
  position: relative;
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.carousel__slide img {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border-radius: 8px;
  display: block;
  background: #1a1a1a;
}
.carousel__slide > a:first-child {
  display: block;
  overflow: hidden;
  border-radius: 8px;
  width: 100%;
}
.carousel__btn {
  background: var(--oh-black);
  border-radius: 5px;
  color: var(--oh-text-muted);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.5rem 1rem;
  margin-top: 0.65rem;
  display: inline-block;
  transition: color var(--oh-ease), background var(--oh-ease);
  white-space: nowrap;
  z-index: 1;
}
.carousel__btn:hover { color: var(--oh-white); background: var(--oh-navy); }
.carousel__arrow {
  position: absolute;
  top: 36%;
  transform: translateY(-50%);
  width: 44px;
  height: 44px;
  border: 1px solid rgba(255,255,255,.4);
  border-radius: 50%;
  background: var(--oh-black);
  color: var(--oh-white);
  font-size: 1.65rem;
  line-height: 1;
  cursor: pointer;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: center;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
  transition: background var(--oh-ease), border-color var(--oh-ease);
}
.carousel__arrow:hover {
  background: #111;
  border-color: rgba(255,255,255,.65);
}
.carousel__prev { left: 0.75rem; }
.carousel__next { right: 0.75rem; }

/* Stats global band — thousands_in_use (OxyHealth: bg image only + text below) */
.stats-global {
  width: 100%;
  position: relative;
  z-index: 1;
  background-color: #061b3b;
  pointer-events: none;
}
.stats-global__visual {
  width: 100%;
  /* ~90% of stats-bg.jpg (4013×1547) — show badge fully, clip empty tail only */
  height: clamp(28rem, calc(100vw * 1547 / 4013 * 0.9), 42rem);
  margin-top: -1.5rem;
  overflow: hidden;
  background-color: #061b3b;
  background-image: var(--stats-bg, none);
  background-position: 50% 0;
  background-size: 100% auto;
  background-repeat: no-repeat;
}
.stats-global__text {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  min-height: auto;
  padding: 1.5rem 1.5rem 2.5rem;
  background-color: #061b3b;
  color: var(--oh-white);
  text-align: center;
  pointer-events: auto;
}
.stats-global__copy {
  max-width: 60rem;
  margin-top: 0;
  margin-bottom: 1.5rem;
}
.stats-global__copy p {
  margin: 0 0 1.75rem;
  font-size: 1.2rem;
  font-weight: 300;
  line-height: 1.8;
}
.stats-global__copy p:last-child { margin-bottom: 0; }

/* Finance */
.finance-box {
  display: flex;
  align-items: center;
  gap: 3rem;
  max-width: 52rem;
  margin: -100px auto 4rem;
  padding: 2rem;
  background: var(--oh-white);
  border-radius: 12px;
  box-shadow: 0 20px 60px rgba(0,0,0,.08);
}
.finance-box__img { max-width: 280px; border-radius: 16px; }
.finance-box__title { font-size: 2.5rem; font-weight: 300; margin-bottom: 1rem; }
.finance-box__text { font-size: 1rem; line-height: 1.7; margin-bottom: 1.5rem; }

/* Buttons — .learn_more_button */
.btn-primary {
  z-index: 5;
  background-color: var(--oh-black);
  border: var(--oh-btn-border);
  border-radius: var(--oh-btn-radius);
  color: var(--oh-white);
  font-size: 1.6rem;
  font-weight: 600;
  text-transform: uppercase;
  padding: 14px 28px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 21rem;
  max-width: 100%;
  cursor: pointer;
  transition: all var(--oh-ease);
  font-family: inherit;
}
.btn-primary:hover {
  background: var(--oh-white);
  color: var(--oh-black);
}

/* Steps */
.steps { padding: 4rem 1.5rem 6rem; }
.steps__title { font-size: 2.5rem; font-weight: 300; margin-bottom: 0.5rem; }
.steps__sub { font-size: 1.5rem; font-weight: 600; margin-bottom: 3rem; }
.steps__grid { max-width: 52rem; margin: 0 auto; }
.step-item {
  display: grid;
  grid-template-columns: auto auto 1fr;
  gap: 1.5rem;
  text-align: left;
  margin-bottom: 2.5rem;
  align-items: start;
}
.step-item__label { font-weight: 600; letter-spacing: 0.1em; padding-top: 0.5rem; }
.step-item__num {
  width: 48px; height: 48px;
  border: 2px solid var(--oh-dark);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-weight: 600;
}
.step-item__title { font-size: 1.25rem; font-weight: 600; margin-bottom: 0.5rem; }
.step-item__text { font-size: 0.95rem; line-height: 1.6; }

/* Lifestyle banner + rectangular strip (OxyHealth lifestyle_main_img + fs-slider-3) */
.lifestyle-block {
  background: var(--oh-white);
  overflow: hidden;
}
.lifestyle-main {
  width: 100%;
  aspect-ratio: 12 / 5;
  height: auto;
  min-height: unset;
  margin: 0;
  background-size: cover;
  background-position: 50% 42%;
  background-repeat: no-repeat;
  display: block;
}
.lifestyle-strip {
  padding: 0;
  margin: 0;
  background: var(--oh-white);
  overflow: hidden;
}
.lifestyle-strip__viewport {
  overflow: hidden;
  width: 100%;
  --strip-cols: 5;
  touch-action: pan-y pinch-zoom;
  cursor: grab;
}
.lifestyle-strip__viewport:active {
  cursor: grabbing;
}
.lifestyle-strip__track {
  display: flex;
  transition: transform 0.6s ease;
  will-change: transform;
}
.lifestyle-strip__slide {
  flex: 0 0 calc(100% / var(--strip-cols));
  width: calc(100% / var(--strip-cols));
  min-width: 0;
  padding: 0.625rem 0.875rem 0.875rem;
  box-sizing: border-box;
}
.lifestyle-strip__box {
  border-radius: 6px;
  overflow: hidden;
  width: 100%;
  height: 100%;
}
.lifestyle-strip__box img {
  width: 100%;
  aspect-ratio: 616 / 546;
  object-fit: cover;
  display: block;
}
.spotlight__img {
  display: block;
  width: 100%;
  max-height: 520px;
  object-fit: cover;
}

.spotlight { background: var(--oh-black); }

.page-hero-shell {
  position: relative;
  height: min(72vh, 560px);
  margin-top: var(--oh-nav-height);
}
.page-hero {
  position: relative;
  min-height: min(72vh, 560px);
  background-size: cover;
  background-position: center;
}
.page-hero--scroll {
  position: fixed;
  top: var(--oh-nav-height);
  left: 0;
  right: 0;
  height: min(72vh, 560px);
  z-index: 1;
  will-change: transform, opacity;
  transition: opacity 0.05s linear;
}
.page-hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,.2), rgba(6,27,59,.72));
}
.page-hero__content {
  position: absolute;
  inset: 0;
  z-index: 1;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  align-items: center;
  text-align: center;
  padding: 3rem clamp(1.5rem, 4vw, 3rem);
  max-width: var(--oh-container-wide);
  margin: 0 auto;
  left: 0;
  right: 0;
}
.page-hero__content h1 {
  color: var(--oh-white);
  font-size: clamp(2rem, 4vw, 3.25rem);
  font-weight: 600;
  margin: 0;
  max-width: 52rem;
  text-align: center;
}
.page-hero__subtitle {
  color: rgba(255,255,255,.92);
  max-width: 52rem;
  margin: 1rem auto 0;
  line-height: 1.7;
  font-size: 1.05rem;
  text-align: center;
}
.inner-page-content {
  position: relative;
  z-index: 2;
  background: var(--oh-white);
}
body.has-page-hero .site-footer {
  position: relative;
  z-index: 2;
}

.product-specs table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0 2rem;
}
.product-specs th,
.product-specs td {
  text-align: left;
  padding: 0.75rem 0;
  border-bottom: 1px solid #e4e4e4;
}
.product-specs th { width: 40%; color: #666; font-weight: 500; }
.product-features ul,
.product-use-cases ul { padding-left: 1.25rem; line-height: 1.8; }

.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 2rem;
}
.blog-card {
  border: 1px solid #e4e4e4;
  border-radius: 9px;
  overflow: hidden;
  background: var(--oh-white);
}
.blog-card__thumb img { width: 100%; height: 200px; object-fit: cover; display: block; }
.blog-card__body { padding: 1.25rem 1.5rem 1.5rem; }
.blog-card__body h2 { font-size: 1.2rem; margin: 0 0 0.75rem; }
.blog-card__body h2 a { color: inherit; text-decoration: none; }
.blog-card__link { font-weight: 600; font-size: 0.85rem; letter-spacing: 0.06em; text-transform: uppercase; }

/* HBOT / Hyperbarics page — OxyHealth parity */
.hbot-page.inner-page-content {
  background: var(--oh-black);
  padding: 0;
}
.hbot-science {
  background: var(--oh-black);
  color: var(--oh-white);
  padding: 0 0 2rem;
}
.hbot-science__inner {
  max-width: var(--oh-container-wide);
  margin: 0 auto;
  padding: 0 clamp(1.25rem, 4vw, 2.5rem);
}
.hbot-science__tagline {
  text-align: center;
  font-size: clamp(1.35rem, 2.5vw, 2rem);
  font-weight: 300;
  line-height: 1.45;
  letter-spacing: 0.04em;
  margin: 0 0 2.5rem;
  padding-top: 2.5rem;
}
.hbot-science__header-img {
  display: block;
  width: min(100%, 944px);
  margin: 0 auto 2.5rem;
}
.hbot-science__title {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 600;
  line-height: 1.2;
  margin: 0 0 1.75rem;
  text-align: left;
}
.hbot-science__title--gas {
  margin-top: 3.5rem;
  text-align: center;
}
.hbot-science__cols {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 2rem 3rem;
  margin-bottom: 2.5rem;
}
.hbot-science__col {
  font-size: 0.95rem;
  font-weight: 300;
  line-height: 1.75;
  opacity: 0.92;
}
.hbot-compare {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.5rem;
  margin: 2rem 0 1rem;
}
.hbot-compare__media {
  aspect-ratio: 16 / 10;
  overflow: hidden;
  border-radius: 6px;
  background: #111;
}
.hbot-compare__media video,
.hbot-compare__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.hbot-compare__label {
  margin: 0.85rem 0 0;
  text-align: center;
  font-size: 0.8rem;
  letter-spacing: 0.14em;
  font-weight: 500;
}
.hbot-law {
  display: grid;
  grid-template-columns: 240px minmax(0, 1fr);
  gap: 2rem 2.5rem;
  align-items: start;
  margin-bottom: 3rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid rgba(255,255,255,.12);
}
.hbot-law:last-child { border-bottom: 0; padding-bottom: 0; }
.hbot-law__portrait img {
  width: 100%;
  max-width: 232px;
  height: auto;
  display: block;
}
.hbot-law__name {
  margin: 1rem 0 0;
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.03em;
}
.hbot-law__body {
  padding-top: 0;
}
.hbot-law__statement {
  font-size: 1rem;
  font-weight: 500;
  line-height: 1.65;
  margin: 0 0 1rem;
}
.hbot-law__desc {
  font-size: 0.95rem;
  font-weight: 300;
  line-height: 1.75;
  margin: 0;
  opacity: 0.9;
}
.hbot-science--history { padding-top: 1rem; padding-bottom: 0; }
.hbot-science__timeline {
  display: block;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto 2.5rem;
}
.hbot-gallery {
  position: relative;
  background: var(--oh-black);
  padding: 0 0 3rem;
}
.hbot-gallery__viewport {
  position: relative;
  overflow: hidden;
  width: 100%;
}
.hbot-gallery__track {
  display: flex;
  transition: transform 0.45s ease;
  will-change: transform;
}
.hbot-gallery__slide {
  flex: 0 0 100%;
  width: 100%;
  min-width: 100%;
}
.hbot-gallery__slide img {
  width: 100%;
  height: min(72vh, 520px);
  object-fit: cover;
  object-position: center;
  display: block;
  background: #111;
}
.hbot-gallery__nav {
  display: flex;
  justify-content: center;
  gap: 1rem;
  padding: 1.5rem 0 0;
}
.hbot-gallery__btn {
  width: 44px;
  height: 44px;
  border: 1px solid rgba(255,255,255,.35);
  border-radius: 50%;
  background: transparent;
  color: var(--oh-white);
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
  transition: background var(--oh-ease), border-color var(--oh-ease);
}
.hbot-gallery__btn:hover {
  background: rgba(255,255,255,.08);
  border-color: rgba(255,255,255,.6);
}
.hbot-page .newsletter {
  position: relative;
  z-index: 2;
  background: #f2f2f2;
  color: var(--oh-black);
}

/* HBOT page: footer sits flush under last content block. */
.site-footer--hbot .site-footer__divider {
  margin-top: 0;
  padding-top: 1.5rem;
}
.page-template-template-hyperbarics .hbot-science .hbot-law:last-child {
  margin-bottom: 0;
  padding-bottom: 0;
}

.legal-page__body { padding: 3rem 0 4rem; line-height: 1.75; }
.legal-page__body h2 { margin-top: 2rem; }

/* Lifestyle gallery — horizontal infinite marquee (legacy) */
.lifestyle-gallery {
  padding: 0;
  background: var(--oh-white);
  overflow: hidden;
}
.lifestyle-gallery__track {
  overflow: hidden;
  width: 100%;
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}
.lifestyle-gallery__row {
  display: flex;
  gap: 14px;
  width: max-content;
  animation: lifestyleMarquee 48s linear infinite;
  padding: 0 14px 3rem;
}
.lifestyle-gallery__row:hover { animation-play-state: paused; }
.lifestyle-gallery__item {
  margin: 0;
  flex: 0 0 auto;
  overflow: hidden;
  border-radius: 10px;
  box-shadow: 0 12px 36px rgba(0,0,0,.12);
  transition: transform 0.45s ease, box-shadow 0.45s ease;
}
.lifestyle-gallery__item:hover {
  transform: translateY(-6px) scale(1.02);
  box-shadow: 0 20px 48px rgba(0,0,0,.18);
}
.lifestyle-gallery__item img {
  display: block;
  object-fit: cover;
  transition: transform 0.6s ease;
}
.lifestyle-gallery__item:hover img { transform: scale(1.06); }
.lifestyle-gallery__item--tall img { width: 260px; height: 360px; }
.lifestyle-gallery__item--wide img { width: 420px; height: 300px; }
.lifestyle-gallery__item--medium img { width: 320px; height: 320px; }

@keyframes lifestyleMarquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* Form — .general_lead_wrap */
.lead-form-section { padding: 5rem 1.5rem 2.5rem; background: var(--oh-white); text-align: left; }
.lead-form__header {
  max-width: 52rem;
  margin: 0 auto 2rem;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 2rem 3rem;
  align-items: start;
}
.lead-form__title {
  font-size: clamp(2rem, 4vw, 48px);
  line-height: 1.05;
  font-weight: 600;
  margin: 0;
}
.lead-form__desc {
  max-width: none;
  margin: 0;
  line-height: 1.7;
  color: #43464d;
  padding-top: 0.35rem;
}
.lead-form {
  max-width: 52rem;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
.lead-form input, .lead-form textarea, .lead-form select {
  width: 100%;
  border: 1px solid #e4e4e4;
  padding: 21px 20px;
  font-size: 14px;
  font-family: inherit;
  transition: border-color 0.4s;
}
.lead-form input:focus, .lead-form textarea:focus { border-color: #43464d; outline: none; }
.lead-form .full-width { grid-column: 1 / -1; }
.lead-form textarea { min-height: 120px; resize: vertical; }
.lead-form label { display: block; font-size: 14px; margin-bottom: 6px; font-weight: 500; }

/* Newsletter */
.newsletter {
  padding: 4rem 1.5rem;
  max-width: 52rem;
  margin: 0 auto;
}
.newsletter__title { font-size: 2.7rem; font-weight: 300; line-height: 3.1rem; margin: 26px 0 12px; }
.newsletter__form { display: flex; gap: 1rem; margin-top: 2rem; flex-wrap: wrap; justify-content: center; }
.newsletter__form input {
  flex: 1; min-width: 240px;
  border: 1px solid #e4e4e4;
  padding: 18px 20px;
  font-size: 14px;
}
.newsletter__form button {
  background: var(--oh-black);
  color: var(--oh-white);
  border: none;
  padding: 18px 30px;
  font-size: 14px;
  cursor: pointer;
  transition: background var(--oh-ease);
}
.newsletter__form button:hover { background: var(--oh-dark); }

/* Phone CTA */
.phone-cta {
  text-align: center;
  font-size: 1.6rem;
  padding: 3rem 1.5rem;
  background: var(--oh-black);
  color: var(--oh-white);
}
.phone-cta a { text-decoration: underline; }

/* Footer — .footer_oxy */
.site-footer {
  background: var(--oh-black);
  color: var(--oh-white);
  padding-bottom: 68px;
}
.site-footer__phone { text-align: center; font-size: 1.6rem; padding: 3rem 1.5rem 2rem; }
.site-footer__social { display: flex; justify-content: center; gap: 20px; margin-top: 2.4rem; }
.site-footer__divider {
  border-top: 1px solid var(--oh-border);
  border-bottom: 1px solid var(--oh-border);
  margin: 31px auto;
  padding: 16px 0;
  max-width: var(--oh-container-wide);
}
.site-footer__grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1.25fr;
  gap: 2.5rem;
  max-width: var(--oh-container-wide);
  margin: 0 auto;
  padding: 0 1.5rem;
  font-size: 0.9rem;
  font-weight: 300;
  text-align: left;
}
.site-footer__grid strong { display: block; margin-bottom: 0.75rem; }
.site-footer__grid a { display: block; color: var(--oh-white); margin-bottom: 0.4rem; opacity: 0.85; transition: opacity var(--oh-ease); }
.site-footer__grid a:hover { opacity: 1; }
.site-footer__grid span { display: block; margin-bottom: 0.4rem; opacity: 0.85; }
.site-footer__company { display: block; margin: 0.75rem 0 0.35rem; }
.site-footer__copy {
  text-align: center;
  max-width: 41rem;
  margin: 0 auto 1rem;
  font-size: 0.8rem;
  font-weight: 300;
  padding: 0 1.5rem;
}
.site-footer__trademark {
  text-align: center;
  max-width: 52rem;
  margin: 0 auto;
  font-size: 0.72rem;
  font-weight: 300;
  line-height: 1.6;
  opacity: 0.75;
  padding: 0 1.5rem;
}

/* Animations */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}
.reveal { opacity: 0; transform: translateY(30px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.is-visible { opacity: 1; transform: translateY(0); }

/* Mobile nav overlay */
.mobile-nav {
  position: fixed; inset: 0;
  background: rgba(0,0,0,.95);
  z-index: 999;
  padding: 6rem 2rem 2rem;
  transform: translateX(100%);
  transition: transform var(--oh-ease-nav);
  overflow-y: auto;
}
.mobile-nav.is-open { transform: translateX(0); }
.mobile-nav a {
  display: block;
  color: var(--oh-white);
  font-size: 1rem;
  padding: 1rem 0;
  border-bottom: 1px solid rgba(255,255,255,.1);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.mobile-nav__sub {
  padding-left: 1rem !important;
  font-size: 0.85rem !important;
  opacity: 0.85;
}
.mobile-nav__group { border-bottom: 1px solid rgba(255,255,255,.1); }
.mobile-nav__group > a:first-child { border-bottom: none; }
body.nav-open { overflow: hidden; }

/* Product archive cards */
.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}
@media (max-width: 900px) {
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .lifestyle-strip__viewport { --strip-cols: 3; }
}
@media (max-width: 640px) {
  .product-grid { grid-template-columns: 1fr; }
  .lifestyle-strip__viewport { --strip-cols: 2; }
  .lifestyle-strip__slide { padding: 0.35rem 0.5rem 0.5rem; }
}
.product-card {
  border: 1px solid #e4e4e4;
  border-radius: 9px;
  overflow: hidden;
  background: var(--oh-white);
  transition: box-shadow 0.25s ease, transform 0.25s ease;
}
.product-card:hover {
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.08);
  transform: translateY(-2px);
}
.product-card__image { display: block; overflow: hidden; }
.product-card__thumb {
  width: 100%;
  height: 240px;
  object-fit: cover;
  display: block;
}
.product-card__body { padding: 1.35rem 1.5rem 1.5rem; }
.product-card__title {
  font-size: 1.35rem;
  margin: 0 0 0.35rem;
  letter-spacing: 0.02em;
}
.product-card__title a { color: inherit; text-decoration: none; }
.product-card__meta {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #666;
  margin: 0 0 0.75rem;
}
.product-card__excerpt {
  font-size: 0.92rem;
  line-height: 1.65;
  margin: 0 0 1rem;
  color: #333;
}
.product-card__link {
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--oh-black);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* Pagination — product archive, blog */
.navigation.pagination {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid #e4e4e4;
  width: 100%;
  clear: both;
}
.navigation.pagination .nav-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.5rem 0.65rem;
}
.navigation.pagination .page-numbers {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2.5rem;
  height: 2.5rem;
  padding: 0 0.75rem;
  border: 1px solid #e4e4e4;
  border-radius: 9px;
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--oh-gray-text);
  text-decoration: none;
  background: var(--oh-white);
  transition: background var(--oh-ease), color var(--oh-ease), border-color var(--oh-ease);
}
.navigation.pagination .page-numbers:hover {
  border-color: var(--oh-navy);
  color: var(--oh-navy);
}
.navigation.pagination .page-numbers.current {
  background: var(--oh-navy);
  border-color: var(--oh-navy);
  color: var(--oh-white);
  font-weight: 600;
}
.navigation.pagination .page-numbers.prev,
.navigation.pagination .page-numbers.next {
  padding: 0 1.15rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-size: 0.78rem;
}
.navigation.pagination .page-numbers.dots {
  border: none;
  background: transparent;
  min-width: auto;
  padding: 0 0.25rem;
  color: var(--oh-gray-light);
}

.product-single__hero { margin-bottom: 2rem; border-radius: 9px; overflow: hidden; }
.product-single__image { width: 100%; height: auto; display: block; }
.product-single__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
  margin: -0.5rem 0 1.5rem;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #666;
}
.product-single__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 2.5rem;
}
.btn-primary--outline {
  background: transparent;
  color: var(--oh-black);
  border-color: var(--oh-black);
}
.btn-primary--outline:hover {
  background: var(--oh-black);
  color: var(--oh-white);
}

.entry-content .product-specs {
  margin: 2rem 0;
  padding: 1.5rem;
  background: #f7f7f7;
  border-radius: 9px;
}
.entry-content .product-specs h2,
.entry-content h2 {
  font-size: 1.25rem;
  margin: 0 0 1rem;
}
.entry-content .product-specs table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
}
.entry-content .product-specs th,
.entry-content .product-specs td {
  padding: 0.5rem 0;
  border-bottom: 1px solid #e4e4e4;
  text-align: left;
  font-weight: 400;
}
.entry-content .product-specs th {
  width: 40%;
  font-weight: 600;
}
.entry-content .product-use-cases,
.entry-content .product-features {
  line-height: 1.8;
  padding-left: 1.25rem;
  margin-bottom: 1.5rem;
}

.about-page {
  padding: 0;
  max-width: none;
}
.about-page.inner-page-content {
  background: var(--oh-white);
}
.about-intro {
  padding: 3rem clamp(1.25rem, 4vw, 2.5rem) 4rem;
}
.about-intro__inner {
  max-width: var(--oh-container-wide);
  margin: 0 auto;
  text-align: center;
}
.about-intro__tagline {
  font-size: clamp(1.25rem, 2.2vw, 1.75rem);
  font-weight: 300;
  line-height: 1.45;
  letter-spacing: 0.03em;
  margin: 0 0 2rem;
  color: #222;
}
.about-intro__title {
  font-size: clamp(1.75rem, 3.5vw, 2.75rem);
  font-weight: 600;
  line-height: 1.25;
  margin: 0 0 1.75rem;
}
.about-intro__text {
  font-size: 1rem;
  font-weight: 300;
  line-height: 1.8;
  max-width: 52rem;
  margin: 0 auto;
  color: #333;
  text-align: left;
}
.about-what {
  padding: 0 clamp(1.25rem, 4vw, 2.5rem) 2rem;
}
.about-what__block--athletes {
  margin-bottom: 0;
}
.about-what__inner {
  max-width: var(--oh-container-wide);
  margin: 0 auto;
}
.about-what__heading {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 300;
  text-align: center;
  margin: 0 0 3rem;
}
.about-what__subheading {
  font-size: clamp(1.35rem, 2.5vw, 2rem);
  font-weight: 600;
  line-height: 1.3;
  margin: 0 0 1.25rem;
}
.about-what__block {
  margin-bottom: 3.5rem;
}
.about-what__block p {
  font-size: 0.98rem;
  font-weight: 300;
  line-height: 1.8;
  margin: 0 0 1.25rem;
  color: #333;
}
.about-what__block p em {
  font-style: italic;
  font-weight: 500;
}
.about-what__disclaimer {
  font-size: 0.85rem !important;
  color: #666 !important;
  margin-bottom: 2rem !important;
}
.about-what__feature-img {
  display: block;
  width: 100%;
  max-width: 52rem;
  margin: 2rem auto 0;
  border-radius: 6px;
}
.about-physicians {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.75rem 1.25rem;
}
.about-physicians__card {
  margin: 0;
  text-align: center;
}
.about-physicians__photo {
  width: 100%;
  max-width: 11rem;
  margin: 0 auto 0.85rem;
  aspect-ratio: 1;
  border-radius: 50%;
  overflow: hidden;
  background: #eee;
}
.about-physicians__photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.about-physicians__card figcaption {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  font-size: 0.9rem;
  line-height: 1.4;
}
.about-physicians__card strong {
  font-weight: 600;
}
.about-physicians__card span {
  color: #666;
  font-size: 0.85rem;
}
.about-testimonials {
  position: relative;
  margin: 3rem 0 3.5rem;
  overflow: hidden;
}
.about-testimonials__viewport {
  overflow: hidden;
}
.about-testimonials__track {
  display: flex;
  transition: transform 0.45s ease;
  will-change: transform;
}
.about-testimonials__slide {
  flex: 0 0 100%;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 2rem;
  align-items: center;
  padding: 0 3rem;
  box-sizing: border-box;
}
.about-testimonials__media {
  aspect-ratio: 16 / 10;
  overflow: hidden;
  border-radius: 6px;
  background: #f0f0f0;
}
.about-testimonials__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.about-testimonials__quote {
  margin: 0;
  padding: 0;
  border: 0;
}
.about-testimonials__quote p {
  font-size: 1.05rem;
  font-weight: 300;
  line-height: 1.75;
  margin: 0 0 1.25rem;
  color: #222;
}
.about-testimonials__quote cite {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  font-style: normal;
  font-size: 0.95rem;
}
.about-testimonials__quote cite strong {
  font-weight: 600;
}
.about-testimonials__quote cite span {
  color: #666;
  font-size: 0.85rem;
}
.about-testimonials__prev,
.about-testimonials__next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 2;
  width: 2.75rem;
  height: 2.75rem;
  border: 1px solid #ccc;
  border-radius: 50%;
  background: var(--oh-white);
  color: var(--oh-black);
  font-size: 1.75rem;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--oh-ease), color var(--oh-ease);
}
.about-testimonials__prev { left: 0; }
.about-testimonials__next { right: 0; }
.about-testimonials__prev:hover,
.about-testimonials__next:hover {
  background: var(--oh-black);
  color: var(--oh-white);
  border-color: var(--oh-black);
}
.about-athletes__banner {
  margin: 2rem 0 0;
  border-radius: 4px;
  overflow: hidden;
}
.about-athletes__banner img {
  width: 100%;
  height: auto;
  aspect-ratio: 1024 / 341;
  object-fit: contain;
  display: block;
}
.about-tradeshow {
  background: var(--oh-black);
  color: var(--oh-white);
  padding: 4rem clamp(1.25rem, 4vw, 2.5rem);
  text-align: center;
}
.about-tradeshow__inner {
  max-width: var(--oh-container-wide);
  margin: 0 auto;
}
.about-tradeshow h2 {
  font-size: clamp(1.75rem, 3vw, 2.75rem);
  font-weight: 300;
  line-height: 1.25;
  margin: 0 0 1.25rem;
}
.about-tradeshow p {
  font-size: 1rem;
  font-weight: 300;
  line-height: 1.75;
  max-width: 42rem;
  margin: 0 auto 2rem;
  opacity: 0.92;
}
.about-tradeshow .btn-primary {
  margin: 0 auto;
  background: var(--oh-white);
  color: var(--oh-black);
  border-color: var(--oh-white);
}
.about-tradeshow .btn-primary:hover {
  background: transparent;
  color: var(--oh-white);
}

.contact-page { padding-top: calc(var(--oh-nav-height) + 3rem); }
.contact-page__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  max-width: 52rem;
  margin: 0 auto 2rem;
  text-align: left;
}
.contact-page__map iframe {
  width: 100%;
  height: 220px;
  border: 0;
  border-radius: 9px;
}
.contact-page__map-title {
  font-size: 1rem;
  margin: 0 0 0.75rem;
  font-weight: 600;
}
.form-notice {
  max-width: 52rem;
  margin: 0 auto 1.5rem;
  padding: 1rem 1.25rem;
  border-radius: 9px;
}
.form-notice--success { background: #edf7ed; color: #1e4620; }
.form-notice--error { background: #fdecea; color: #611a15; }

.mobile-nav__lang {
  padding: 1rem 0 0;
  border-top: 1px solid rgba(255,255,255,.1);
  margin-top: 0.5rem;
}

@media (max-width: 991px) {
  /* About page — mobile */
  .about-physicians { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .about-testimonials__slide {
    grid-template-columns: 1fr;
    padding: 0 2.5rem;
    gap: 1.25rem;
  }
  .contact-page__grid { grid-template-columns: 1fr; }
}

@media (max-width: 991px) {
  .primary-nav { display: none; }
  .menu-toggle { display: block; }
  .pillars { grid-template-columns: 1fr; }
  .product-bar-wrap {
    margin-top: -3rem;
    padding: 0 1rem;
    box-sizing: border-box;
  }
  .product-bar__toggle {
    display: block;
    width: min(90%, 22rem);
    margin: 0 auto;
    padding: 0.75rem 1.25rem;
    background: var(--oh-black);
    border: 1px solid var(--oh-white);
    border-radius: var(--oh-product-bar-radius);
    color: var(--oh-white);
    font-family: inherit;
    font-size: 0.82rem;
    font-weight: 300;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    line-height: 1.4;
    cursor: pointer;
    transition: opacity var(--oh-ease);
  }
  .product-bar__toggle:hover { opacity: 0.85; }
  .product-bar-wrap.is-open .product-bar__toggle {
    border-bottom-left-radius: 0;
    border-bottom-right-radius: 0;
    border-bottom-color: transparent;
  }
  .product-bar {
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0.5rem;
    width: min(90%, 22rem);
    max-width: 90%;
    margin: 0 auto;
    padding: 0.75rem 1rem 1rem;
    overflow: visible;
    background: rgba(0, 0, 0, 0.92);
    border: 1px solid var(--oh-white);
    border-top: none;
    border-radius: 0 0 var(--oh-product-bar-radius) var(--oh-product-bar-radius);
  }
  .product-bar-wrap.is-open .product-bar {
    display: flex;
  }
  .product-bar a {
    display: block;
    text-align: center;
    white-space: normal;
    font-size: 0.78rem;
    font-weight: 400;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    line-height: 1.35;
    padding: 0.65rem 1.25rem;
    background: #5a5a5a;
    border-radius: 999px;
    transition: opacity var(--oh-ease), background var(--oh-ease);
  }
  .product-bar a:hover {
    opacity: 1;
    background: #6b6b6b;
  }
  .finance-box { flex-direction: column; text-align: center; margin-top: -60px; }
  .lead-form { grid-template-columns: 1fr; }
  .lead-form__header { grid-template-columns: 1fr; gap: 1rem; }
  .site-footer__grid { grid-template-columns: 1fr 1fr; }
  .section--gradient { padding-top: 12rem; }
  .section--black { padding-top: 0.5rem; }
  .difference { margin-top: 64px; padding: 2rem 1.5rem; }
  .difference__title { font-size: 2rem; }
  .step-item {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 0.75rem;
    margin-bottom: 1.75rem;
  }
  .step-item:last-child { margin-bottom: 0; }
  .step-item__label { padding-top: 0; font-size: 0.85rem; }
  .step-item__num { margin: 0 auto; width: 4rem; height: 4rem; font-size: 1.5rem; }
  .step-item__title { font-size: 1.15rem; margin-bottom: 0.35rem; }
  .step-item__text { font-size: 0.9rem; line-height: 1.45; max-width: 22rem; margin: 0 auto; }
  .steps { padding: 2.5rem 1.25rem 3.5rem; }
  .steps__title { font-size: 1.8rem; line-height: 1.2; margin-bottom: 0.25rem; }
  .steps__sub { font-size: 1.25rem; margin-bottom: 1.75rem; line-height: 1.3; }
  .stats-global__visual {
    height: clamp(26rem, calc(100vw * 1547 / 4013 * 0.9), 40rem);
    background-position: 50% 0;
  }
  .stats-global__text { padding: 1.25rem 1.5rem 2rem; }
  .stats-global__copy { margin-top: 0; margin-bottom: 1.25rem; padding: 0 3rem; }
  .stats-global__copy p { font-size: 1.1rem; line-height: 1.75; margin-bottom: 1.5rem; }
  .carousel__wrap {
    --carousel-gap: 0.75rem;
    padding: 0 2rem;
    margin-bottom: -2rem;
  }
  .hero__products { gap: 0.5rem 0.75rem; }
  .hero__products a { font-size: 0.62rem; }
  .lifestyle-gallery__item--tall img { width: 220px; height: 300px; }
  .lifestyle-gallery__item--wide img { width: 320px; height: 230px; }
  .lifestyle-gallery__item--medium img { width: 260px; height: 260px; }
  .hbot-science__cols,
  .hbot-compare { grid-template-columns: 1fr; }
  .hbot-law { grid-template-columns: 1fr; }
  .hbot-law__portrait img { max-width: 200px; }
  .hbot-science__title--gas { text-align: left; }
}

@media (max-width: 767px) {
  :root {
    --oh-hero-height: 52svh;
    --oh-hero-max: none;
    --oh-nav-height: 4.25rem;
  }
  .hero__content { padding: 3.5rem 1rem 2rem; }
  .hero__title { font-size: clamp(1.65rem, 6vw, 2.25rem); line-height: 1.25; }
  .section--gradient { padding-top: 10rem; }
  .difference { margin-top: 3.5rem; padding: 1.75rem 1.25rem 2rem; }
  .difference__title { font-size: 2.4rem; margin: 0.75rem 0 1.75rem; line-height: 1.2; }
  .difference__text { font-size: 1rem; line-height: 1.45; margin-bottom: 2rem; }
  .stats-global__visual { height: clamp(11rem, calc(100vw * 1547 / 4013 * 0.8), 20rem); }
  .stats-global__text { padding: 0.5rem 1.25rem 1.75rem; }
  .stats-global__copy { margin-top: 0; margin-bottom: 1rem; }
  .stats-global__copy p { font-size: 1rem; line-height: 1.65; margin-bottom: 1.35rem; }
  .carousel { padding: 0; }
  .carousel__wrap {
    display: block;
    position: relative;
    padding: 0;
    margin-bottom: -1rem;
    --carousel-gap: 0;
  }
  .carousel__viewport {
    width: 100%;
    --carousel-cols: 1;
    --carousel-gap: 0;
  }
  .carousel__arrow {
    position: absolute;
    top: 32%;
    transform: translateY(-50%);
    flex: none;
    width: 2.5rem;
    height: 2.5rem;
    font-size: 1.35rem;
    background: rgba(0, 0, 0, 0.55);
    border-color: rgba(255, 255, 255, 0.35);
  }
  .carousel__prev { left: 0.5rem; right: auto; }
  .carousel__next { right: 0.5rem; left: auto; }
  .carousel__slide > a:first-child,
  .carousel__slide img {
    border-radius: 0;
  }
  .carousel__slide img {
    aspect-ratio: 16 / 10;
    object-fit: cover;
    background: var(--oh-black);
  }
  .carousel__btn { margin-top: 0.65rem; margin-bottom: 0.5rem; }
  .lead-form-section { padding: 3rem 1.25rem 2rem; }
  .lead-form__title { font-size: 1.75rem; }
  .lead-form__desc { font-size: 0.95rem; line-height: 1.55; }
  .btn-primary { width: 100%; font-size: 1.15rem; padding: 12px 20px; }
  .lifestyle-main {
    aspect-ratio: auto;
    height: clamp(20rem, 75vw, 32rem);
    min-height: unset;
    background-size: cover;
    background-position: 50% 38%;
  }
  .lifestyle-strip {
    padding: 0.625rem 0 0.75rem;
  }
  .lifestyle-strip__viewport { --strip-cols: 2; }
  .lifestyle-strip__slide { padding: 0.35rem 0.5rem 0.5rem; }
  .lifestyle-strip__box { border-radius: 6px; }
  .newsletter { padding: 2rem 1.25rem 3rem; }
  .newsletter__title { font-size: 1.7rem; line-height: 1.35; margin: 0 0 0.75rem; }
  .newsletter__form { flex-direction: column; align-items: stretch; }
  .newsletter__form input { min-width: 0; width: 100%; }
  .newsletter__form button { width: 100%; }
  .phone-cta { padding: 2rem 1.25rem 2.5rem; font-size: 0.95rem; }
}

@media (max-width: 479px) {
  .site-footer__grid { grid-template-columns: 1fr; }
  .hero__title { font-size: 1.65rem; }
  .section--gradient { padding-top: 5rem; }
  .steps { padding: 2rem 1rem 2.75rem; }
  .steps__title {
    font-size: 2rem;
    line-height: 1.25;
    max-width: 15rem;
    margin-inline: auto;
  }
  .steps__sub { margin-bottom: 1.5rem; font-size: 1.15rem; }
  .step-item { margin-bottom: 1.35rem; gap: 0.5rem; }
  .step-item__num { width: 3.5rem; height: 3.5rem; font-size: 1.35rem; }
  .step-item__title { font-size: 1.1rem; }
  .step-item__text { font-size: 0.8rem; line-height: 1.35; max-width: 18rem; }
  .stats-global__visual { height: clamp(10rem, calc(100vw * 1547 / 4013 * 0.78), 16rem); }
  .stats-global__text { padding: 0.4rem 1rem 1.5rem; }
  .stats-global__copy { margin-top: 0; margin-bottom: 1.5rem; }
  .stats-global__copy p { font-size: 1rem; line-height: 1.6; margin-bottom: 1.25rem; }
  .carousel__wrap { padding: 0; }
  .lifestyle-strip__slide { padding: 0.35rem 0.45rem 0.5rem; }
  .product-bar-wrap {
    margin-top: -2.5rem;
    padding: 0 0.75rem;
  }
  .product-bar__toggle,
  .product-bar {
    width: 75%;
    max-width: 75%;
  }
  .product-bar a { font-size: 0.75rem; padding: 0.55rem 1rem; }
}

@media (min-width: 992px) {
  .product-bar-wrap { margin-top: 0; }
  .product-bar__toggle { display: none !important; }
  .product-bar {
    display: inline-flex !important;
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.75rem 2rem;
    width: auto;
    max-width: calc(100% - 2rem);
    margin-top: 2rem;
    padding: 1.125rem 2.5rem;
    background: var(--oh-black);
    border: 1px solid var(--oh-white);
    border-radius: var(--oh-product-bar-radius);
  }
  .product-bar a {
    display: inline;
    text-align: inherit;
    text-transform: none;
    font-size: 0.82rem;
    font-weight: 200;
    letter-spacing: 0.05em;
    padding: 0.25rem 0.5rem;
    background: transparent;
    border-radius: 0;
  }
  .product-bar a:hover { background: transparent; opacity: 0.7; }
}