/* O4 STYLES: scoped editorial layer, shared corporate chrome stays untouched. */
.o4 {
  --o4-ink: #1f424f;
  --o4-blue: #125b7e;
  --o4-muted: #526971;
  --o4-line: #c5d8dc;
  --color-focus: #125b7e;
  color: var(--o4-ink);
  background: #fff;
}
.o4-wrap { width: min(88%, 1240px); margin-inline: auto; }
.o4-section { padding-block: clamp(64px, 8vw, 128px); }
.o4 h2 { font-family: var(--font-serif); font-weight: 500; font-size: clamp(1.75rem, 3vw, 2.9rem); line-height: 1.65; letter-spacing: .055em; }
.o4 h3 { font-weight: 500; line-height: 1.6; }
.o4 p { line-height: 2; }
.o4 figure { margin: 0; }
.o4 figcaption { font-size: 11px; color: var(--o4-muted); letter-spacing: .06em; padding-top: 12px; }
.o4 .o4-kicker { color: var(--o4-blue); font-size: 11px; font-family: var(--font-sans); font-weight: 600; letter-spacing: .16em; line-height: 1.7; margin-bottom: 24px; }
.o4 .o4-note { font-size: 13px; line-height: 1.9; color: var(--o4-muted); }
.o4-prose { max-width: 620px; }
.o4-link { display: inline-flex; align-items: center; justify-content: space-between; gap: 28px; min-height: 48px; padding-block: 8px; border-bottom: 1px solid var(--o4-line); text-decoration: none; color: var(--o4-ink); font-size: 14px; }
.o4-link:hover { color: var(--o4-blue); border-color: currentColor; }
.o4-button { display: inline-flex; align-items: center; justify-content: space-between; gap: 32px; padding: 20px 26px; min-height: 56px; background: var(--o4-ink); color: white; text-decoration: none; font-size: 14px; line-height: 1.65; }
.o4-button:hover { background: var(--o4-blue); color: white; }
.o4-button--primary { background: var(--o4-blue); font-weight: 600; }
.o4-button--primary:hover { background: var(--o4-ink); }
.o4-brand-hero__copy > .o4-button { min-width: 220px; margin-top: 16px; }
.o4-products { scroll-margin-top: 100px; }
.o4-wordmark { display: inline-flex; align-items: baseline; gap: .22em; white-space: nowrap; font-family: Arial, sans-serif; font-weight: 400; letter-spacing: -.035em; line-height: 1.05; color: #162d39; }
.o4-wordmark__symbol { color: #146b94; font-family: Georgia, serif; font-size: 1.36em; font-style: italic; letter-spacing: -.08em; }
.o4-wordmark__symbol span { font-size: .68em; vertical-align: .12em; margin-left: .06em; }
.o4-wordmark__name { font-size: .76em; letter-spacing: .015em; }
.o4-brand-hero { display: grid; grid-template-columns: 43% 57%; align-items: center; padding-block: 30px 80px; }
.o4-brand-hero__copy { padding: 32px 8% 32px 14%; position: relative; z-index: 1; }
.o4-brand-hero h1 { font-size: clamp(2.7rem, 5.2vw, 5rem); margin: 0 0 42px; }
.o4 .o4-brand-hero__lead { font-family: var(--font-serif); font-size: clamp(1.5rem, 2.5vw, 2.25rem); line-height: 1.8; letter-spacing: .08em; }
.o4-brand-hero__copy > p:not([class]) { font-size: 14px; }
.o4-brand-hero__image { align-self: stretch; background: #eef5f6; }
.o4-brand-hero__image img { width: 100%; height: 100%; max-height: 760px; min-height: 620px; object-fit: cover; object-position: 58% 50%; }
.o4-brand-hero__image figcaption { padding: 12px 20px 0; }
.o4-manifesto { display: grid; grid-template-columns: 1fr 1fr; gap: 9%; }
.o4-products { background: #f0f6f7; }
.o4-section-heading { display: flex; justify-content: space-between; align-items: end; gap: 8%; margin-bottom: 64px; }
.o4-section-heading > :last-child { max-width: 450px; }
.o4-section-heading h2 { margin-bottom: 0; }
.o4-product-feature { display: grid; grid-template-columns: 1.1fr 1fr; align-items: center; gap: 9%; padding-block: 0 72px; }
.o4-product-feature + .o4-product-feature { border-top: 1px solid var(--o4-line); padding-top: 72px; }
.o4-product-feature__image { background: white; }
.o4-product-feature__image img { width: 100%; max-height: 540px; object-fit: contain; }
.o4-product-feature h3 { font-size: clamp(1.5rem, 2.4vw, 2rem); }
.o4-product-feature h3 a { display: inline-flex; align-items: center; min-height: 44px; color: var(--o4-ink); text-decoration: none; }
.o4-product-feature h3 a:hover { color: var(--o4-blue); text-decoration: underline; text-underline-offset: .2em; }
.o4-product-feature__image:hover { outline: 1px solid var(--o4-blue); outline-offset: 4px; }
.o4-product-feature p { margin-bottom: 32px; }
.o4-brand-close { padding-block: 100px 120px; text-align: center; }
.o4-product-hero { display: grid; grid-template-columns: 1.05fr 1fr; align-items: center; gap: 5%; padding-block: 40px 80px; }
.o4-brand-link { display: inline-block; font-size: 30px; text-decoration: none; padding-block: 8px; margin-bottom: 36px; }
.o4 .o4-hero-message { font-family: var(--font-serif); font-size: clamp(1.9rem, 3.5vw, 3.25rem); line-height: 1.65; letter-spacing: .055em; margin-bottom: 28px; }
.o4 .o4-product-title { font-family: var(--font-sans); font-size: 20px; font-weight: 500; letter-spacing: .04em; }
.o4 .o4-hero-description { font-size: 15px; max-width: 400px; }
.o4-hero-links { display: flex; flex-wrap: wrap; gap: 12px 30px; margin-top: 30px; }
.o4-product-hero__image img { width: 100%; max-height: 600px; object-fit: contain; }
.o4-product-hero__image figcaption { text-align: right; }
.o4-page-nav { border-block: 1px solid var(--o4-line); }
.o4-page-nav > div { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 0 20px; }
.o4-page-nav a { display: inline-flex; align-items: center; min-height: 64px; color: var(--o4-ink); font-size: 13px; text-decoration: none; }
.o4-page-nav a:hover { text-decoration: underline; }
.o4-breathing { background: linear-gradient(110deg, #eff8fa, #e5f1f5 60%, #f7faf9); padding: 90px 0; }
.o4-breathing__inner { display: grid; grid-template-columns: 1fr 1fr; column-gap: 9%; }
.o4-breathing__inner > .o4-kicker { grid-column: 1 / -1; }
.o4-breathing h2 { margin: 0; }
.o4-scenes { padding-bottom: 48px; }
.o4-scene { max-width: 1600px; margin: 0 auto 110px; display: grid; grid-template-columns: 65% 35%; align-items: center; }
.o4-scene__image img { width: 100%; height: auto; }
.o4-scene__image figcaption { display: flex; gap: 24px; padding-inline: 24px; }
.o4-scene__image figcaption span { color: var(--o4-blue); }
.o4-scene__copy { padding: 24px 9%; }
.o4-scene__copy h3 { font-family: var(--font-serif); font-size: clamp(1.5rem, 2.2vw, 2rem); letter-spacing: .06em; }
.o4-scene__copy > p { font-size: 15px; }
.o4 .o4-scene__lead { font-size: 18px; font-weight: 600; line-height: 1.8; margin-bottom: 24px; }
.o4-scene:nth-child(even) { grid-template-columns: 35% 65%; }
.o4-scene:nth-child(even) .o4-scene__image { grid-column: 2; grid-row: 1; }
.o4-scene:nth-child(even) .o4-scene__copy { grid-column: 1; grid-row: 1; }
.o4-scene--3 { grid-template-columns: 1fr; width: 88%; max-width: 1240px; }
.o4-scene--3 .o4-scene__image img { height: auto; }
.o4-scene--3 .o4-scene__copy { padding: 40px 0 0; display: grid; grid-template-columns: 1fr 1fr; column-gap: 9%; }
.o4-scene--3 .o4-kicker { grid-column: 1 / -1; }
.o4-scene--3 .o4-scene__lead { grid-column: 1; }
.o4-scene--3 .o4-scene__copy > p:not([class]) { grid-column: 2; grid-row: 2 / 4; }
.o4-features { background: #edf5f7; }
.o4-feature-list { display: grid; grid-template-columns: repeat(3,1fr); gap: 6%; margin-top: 56px; }
.o4-feature-list > div { border-top: 1px solid #90b4c1; padding-top: 24px; }
.o4-feature-list span { display: block; color: var(--o4-blue); margin-bottom: 32px; font-family: Georgia, serif; font-size: 30px; }
.o4-feature-list h3 { font-size: 19px; }
.o4-feature-list p { font-size: 14px; }
.o4-pair { display: grid; grid-template-columns: 1fr 1fr; column-gap: 10%; }
.o4-pair > figure { grid-column: 2; grid-row: 1 / 3; }
.o4-pair > figure img { width: 100%; max-height: 760px; object-fit: contain; }
.o4-pair__descriptions > div { border-top: 1px solid var(--o4-line); padding-top: 28px; margin-top: 40px; }
.o4-pair__descriptions h3 { font-size: 24px; }
.o4-how { background: #f4f8f9; }
.o4-steps { list-style: none; counter-reset: step; padding: 0; display: grid; grid-template-columns: repeat(4,1fr); gap: 4%; }
.o4-steps li { counter-increment: step; border-top: 1px solid var(--o4-line); padding-top: 24px; }
.o4-steps li::before { content: "0" counter(step); display: block; font-family: Georgia, serif; font-size: 36px; color: var(--o4-blue); margin-bottom: 24px; }
.o4-steps h3 { font-size: 18px; }
.o4-steps p { font-size: 14px; }
.o4-specifications, .o4-faq { display: grid; grid-template-columns: 1fr 1.5fr; gap: 8%; }
.o4-spec-list { margin: 0 0 28px; }
.o4-spec-list > div { display: grid; grid-template-columns: 1fr 2fr; gap: 24px; padding: 22px 0; border-bottom: 1px solid var(--o4-line); }
.o4-spec-list > div:first-child { border-top: 1px solid var(--o4-line); }
.o4-spec-list dt { font-size: 14px; }
.o4-spec-list dd { margin: 0; }
.o4-faq { padding-top: 0; }
.o4-faq details { border-bottom: 1px solid var(--o4-line); }
.o4-faq details:first-child { border-top: 1px solid var(--o4-line); }
.o4-faq summary { cursor: pointer; padding: 24px 8px; min-height: 56px; font-size: 15px; }
.o4-faq details p { padding: 0 8px 20px; font-size: 14px; }
.o4-purchase { padding: 90px 0; text-align: center; background: #eaf4f7; }
.o4-purchase h2 { font-size: clamp(1.6rem, 3vw, 2.6rem); }
.o4 .o4-purchase-status { display: table; margin: 28px auto 20px; border-block: 1px solid #9db9c4; padding: 18px 36px; font-size: 17px; }
.o4-purchase .o4-note { margin-top: 20px; }
.o4-image-pending { padding: 64px 20px; background: #f0f6f7; text-align: center; }
/* Only the new link inside the existing wellness business block. */
.o4-business-link { display: inline-flex; align-items: center; gap: 24px; min-height: 52px; margin-top: 20px; padding: 12px 0; color: #125b7e; border-bottom: 1px solid #91b4c4; text-decoration: none; }
@media (max-width: 1100px) {
  .o4-scene { grid-template-columns: 56% 44%; }
  .o4-scene:nth-child(even) { grid-template-columns: 44% 56%; }
  .o4-scene__copy { padding-inline: 9%; }
  .o4-scene--3 { grid-template-columns: 1fr; }
}
@media (max-width: 899px) {
  .o4-brand-hero { grid-template-columns: 1fr; padding-block: 20px 40px; }
  .o4-brand-hero__copy { padding: 20px 6% 48px; }
  .o4-brand-hero h1 { font-size: clamp(3.2rem, 10vw, 5rem); margin-bottom: 28px; }
  .o4-brand-hero__image img { min-height: 0; height: auto; max-height: none; object-fit: contain; }
  .o4-manifesto, .o4-breathing__inner, .o4-product-feature { grid-template-columns: 1fr; gap: 32px; }
  .o4-brand-hero__copy > p:not([class]) { font-size: 15px; }
  .o4-product-hero { grid-template-columns: 1fr; padding-block: 12px 40px; gap: 30px; }
  .o4-product-hero__image { width: min(100%, 480px); margin-inline: auto; }
  .o4-brand-link { font-size: 26px; margin-bottom: 24px; }
  .o4 .o4-hero-message { font-size: clamp(1.85rem, 5.4vw, 2.8rem); }
  .o4-product-hero__image img { max-height: 480px; }
  .o4-section-heading { display: block; margin-bottom: 44px; }
  .o4-section-heading > :last-child { margin-top: 24px; }
  .o4-scene, .o4-scene:nth-child(even) { display: flex; flex-direction: column; margin-bottom: 80px; width: 100%; }
  .o4-scene__copy, .o4-scene--3 .o4-scene__copy { display: block; width: 88%; padding: 32px 0 0; }
  .o4-scene__image { width: 100%; }
  .o4-scene--3 .o4-scene__image img { aspect-ratio: auto; object-fit: contain; }
  .o4-scene__copy h3 { font-size: 28px; margin-bottom: 18px; }
  .o4-scene__copy > .o4-kicker { margin-bottom: 14px; }
  .o4 .o4-scene__lead { font-size: 17px; margin-bottom: 20px; }
  .o4-feature-list { grid-template-columns: 1fr; gap: 24px; }
  .o4-feature-list span { margin-bottom: 16px; }
  .o4-pair { grid-template-columns: 1fr 1fr; gap: 24px; }
  .o4-pair > div:first-child { grid-column: 1/-1; }
  .o4-pair > figure { grid-row: 2; }
  .o4-pair__descriptions { grid-column: 1; grid-row: 2; }
  .o4-steps { grid-template-columns: 1fr 1fr; gap: 28px; }
  .o4-specifications, .o4-faq { grid-template-columns: 1fr; gap: 24px; }
  .o4-page-nav > div { justify-content: start; }
  .o4-page-nav a { min-height: 48px; }
}
@media (max-width: 540px) {
  .o4-wrap { width: 88%; }
  .o4 p { font-size: 15px; }
  .o4 h2 { font-size: 26px; }
  .o4-brand-hero__copy > p:not([class]) br { display: none; }
  .o4-brand-close, .o4-breathing, .o4-purchase { padding-block: 64px; }
  .o4 .o4-product-title { font-size: 18px; }
  .o4-product-hero__image img { max-height: 380px; }
  .o4-pair { display: flex; flex-direction: column; }
  .o4-pair > figure img { max-height: 420px; }
  .o4-pair__descriptions > div { margin-top: 12px; }
  .o4-steps { grid-template-columns: 1fr; gap: 20px; }
  .o4-steps li { padding-left: 56px; position: relative; }
  .o4-steps li::before { position: absolute; left: 0; top: 16px; font-size: 30px; }
  .o4-spec-list > div { grid-template-columns: 1fr; gap: 8px; }
  .o4-spec-list dd { font-size: 15px; }
  .o4-brand-link { min-height: 48px; }
  .o4-hero-links { gap: 10px; justify-content: space-between; }
  .o4-hero-links a { font-size: 12px; gap: 12px; }
  .o4-button { width: 100%; gap: 12px; }
}
/* On phones, introduce the photograph immediately after the main message. */
@media (max-width: 540px) {
  .o4-product-hero { display: flex; flex-direction: column; align-items: stretch; gap: 0; }
  .o4-product-hero__copy { display: contents; }
  .o4-product-hero .o4-brand-link { order: 1; align-self: start; margin-bottom: 16px; }
  .o4-product-hero .o4-kicker { order: 2; margin-bottom: 14px; }
  .o4-product-hero .o4-hero-message { order: 3; margin-bottom: 18px; }
  .o4-product-hero .o4-product-hero__image { order: 4; width: 100%; margin-bottom: 24px; }
  .o4-product-hero .o4-product-hero__image img { max-height: 320px; }
  .o4-product-hero .o4-product-title { order: 5; }
  .o4-product-hero .o4-hero-description { order: 6; }
  .o4-product-hero .o4-hero-links { order: 7; margin-top: 8px; }
}

.o4-safety-notes { padding-inline-start: 1.4em; line-height: 1.9; }
.o4-safety-notes li + li { margin-block-start: .5em; }