:root {
  --ink: #1d2520;
  --ink-soft: #4d5951;
  --green: #1b9d4b;
  --green-deep: #11743a;
  --green-pale: #edf8f0;
  --line: #dce4dd;
  --soft: #f7f9f7;
  --white: #ffffff;
  --serif: Georgia, "Times New Roman", serif;
  --sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--white); color: var(--ink); font-family: var(--sans); font-size: 17px; line-height: 1.7; }
a { color: inherit; }
img, video { display: block; max-width: 100%; }
::selection { color: var(--white); background: var(--green-deep); }

.skip-link { position: fixed; z-index: 20; top: -60px; left: 18px; padding: 9px 13px; border-radius: 4px; background: var(--ink); color: var(--white); text-decoration: none; transition: top .15s ease; }
.skip-link:focus { top: 15px; }

.site-header { display: flex; align-items: center; justify-content: space-between; gap: 24px; min-height: 74px; padding: 15px clamp(20px, 5vw, 80px); border-bottom: 1px solid var(--line); background: rgba(255, 255, 255, .96); position: sticky; top: 0; z-index: 10; }
.wordmark { display: inline-flex; align-items: center; gap: 9px; color: var(--ink); font-size: 16px; font-weight: 700; letter-spacing: -.035em; text-decoration: none; white-space: nowrap; }
.wordmark b { color: var(--green-deep); }
.step-mark { display: inline-flex; align-items: end; gap: 2px; height: 18px; padding: 3px; border: 1px solid var(--green); border-radius: 3px; }
.step-mark i { display: block; width: 3px; background: var(--green); }.step-mark i:nth-child(1) { height: 4px; }.step-mark i:nth-child(2) { height: 8px; }.step-mark i:nth-child(3) { height: 12px; }
.site-header nav { display: flex; gap: clamp(12px, 2vw, 28px); }.site-header nav a { color: var(--ink-soft); font-size: 13px; font-weight: 700; text-decoration: none; }.site-header nav a:hover, .site-header nav a[aria-current="page"] { color: var(--green-deep); }
.header-link { padding: 8px 12px; border: 1px solid var(--green); border-radius: 4px; color: var(--green-deep); font-size: 13px; font-weight: 800; text-decoration: none; }.header-link:hover { color: var(--white); background: var(--green); }

.section { padding: clamp(56px, 8vw, 112px) clamp(20px, 7vw, 120px); }
.hero { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(300px, .72fr); gap: clamp(42px, 7vw, 120px); align-items: center; max-width: 1500px; margin: 0 auto; min-height: 620px; }
.hero-copy { max-width: 760px; }.eyebrow, .section-label { margin: 0 0 13px; color: var(--green-deep); font-size: 12px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }.disclosure { max-width: 660px; margin: 0 0 20px; color: var(--ink-soft); font-size: 13px; line-height: 1.45; }
h1, h2, h3 { color: var(--ink); line-height: 1.05; letter-spacing: -.045em; }h1, h2 { font-family: var(--serif); font-weight: 500; }h1 { margin: 0; font-size: clamp(42px, 5vw, 76px); }h1 em { color: var(--green-deep); font-style: italic; }.lede { max-width: 700px; margin: 25px 0; color: var(--ink-soft); font-size: clamp(18px, 1.8vw, 22px); line-height: 1.55; }
.button-row { display: flex; flex-wrap: wrap; gap: 12px; }.button { display: inline-flex; align-items: center; justify-content: center; gap: 11px; padding: 13px 18px; border: 1px solid var(--green); border-radius: 4px; font-size: 15px; font-weight: 800; line-height: 1.2; text-decoration: none; }.button-primary { background: var(--green); color: var(--white); }.button-primary:hover { background: var(--green-deep); border-color: var(--green-deep); }.button-secondary { color: var(--green-deep); background: var(--white); }.button-secondary:hover { background: var(--green-pale); }.fine-print { margin: 17px 0 0; color: var(--ink-soft); font-size: 12px; line-height: 1.5; }
.product-card { max-width: 460px; padding: clamp(18px, 2.8vw, 32px); border: 1px solid var(--line); background: var(--white); box-shadow: 0 12px 28px rgba(27, 48, 34, .07); }.product-card img { width: 100%; aspect-ratio: 1 / 1; object-fit: contain; }.product-card > p { margin: 16px 0 0; color: var(--ink-soft); font-size: 12px; line-height: 1.45; }.rating-box { padding: 17px 0 0; border-top: 1px solid var(--line); }.stars { margin: 0; color: #c98300; font-size: 20px; letter-spacing: 3px; }.rating-box strong { display: block; margin-top: 3px; font-size: 25px; letter-spacing: -.05em; line-height: 1; }.rating-box span { display: block; margin-top: 6px; color: var(--ink-soft); font-size: 11px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }

.summary-band { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }.summary-band div { min-height: 126px; padding: 27px clamp(20px, 5vw, 80px); border-right: 1px solid var(--line); }.summary-band div:last-child { border-right: 0; }.summary-band span { display: block; color: var(--ink-soft); font-size: 11px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }.summary-band strong { display: block; max-width: 300px; margin-top: 8px; font-size: 16px; line-height: 1.35; }

.reading-column { max-width: 930px; margin: 0 auto; }.reading-column h2, .section-intro h2, .split-section h2, .decision-copy h2, .video-copy h2, .faq-section h2, .final-section h2 { margin: 0; font-size: clamp(35px, 4.1vw, 58px); }.reading-column p:not(.section-label):not(.fine-print) { max-width: 760px; margin: 19px 0; color: var(--ink-soft); }.text-link { display: inline-flex; align-items: center; gap: 9px; margin-top: 13px; color: var(--green-deep); font-weight: 800; text-underline-offset: 4px; }
.soft-section { background: var(--soft); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }.section-intro { max-width: 790px; }.section-intro h2 { max-width: 760px; }.plain-points { display: grid; grid-template-columns: repeat(3, 1fr); gap: 34px; max-width: 1260px; margin-top: 48px; }.plain-points article { padding-top: 18px; border-top: 3px solid var(--green); }.plain-points span { color: var(--green-deep); font-size: 12px; font-weight: 800; }.plain-points h3 { margin: 10px 0 7px; font-size: 21px; font-weight: 800; }.plain-points p { margin: 0; color: var(--ink-soft); font-size: 15px; line-height: 1.6; }

.decision-note { display: grid; grid-template-columns: minmax(260px, .8fr) minmax(0, 1.2fr); align-items: start; gap: clamp(35px, 6vw, 92px); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--green-pale); }.decision-copy { max-width: 620px; }.decision-copy p:last-child { margin: 18px 0 0; color: var(--ink-soft); }.decision-callout { padding: clamp(22px, 4vw, 38px); border: 1px solid #bcdac5; background: var(--white); }.decision-number { margin: 0; color: var(--green-deep); font-size: 12px; font-weight: 800; letter-spacing: .12em; }.decision-callout ol { margin: 17px 0 0; padding-left: 22px; color: var(--ink-soft); font-size: 16px; }.decision-callout li { margin: 0 0 10px; }.decision-callout .text-link { margin-top: 8px; }

.video-section { display: grid; grid-template-columns: minmax(260px, .8fr) minmax(0, 1.2fr); align-items: center; gap: clamp(35px, 6vw, 92px); border-bottom: 1px solid var(--line); background: var(--soft); }.video-copy { max-width: 560px; }.video-copy > p:not(.section-label):not(.fine-print) { margin: 18px 0; color: var(--ink-soft); }.video-player { margin: 0; border: 1px solid var(--line); background: #111713; box-shadow: 0 12px 24px rgba(27, 48, 34, .08); }.video-player video { width: 100%; aspect-ratio: 16 / 9; background: #111713; }.video-player figcaption { padding: 10px 14px; background: var(--white); color: var(--ink-soft); font-size: 12px; line-height: 1.5; }

.split-section { display: grid; grid-template-columns: minmax(250px, .9fr) minmax(330px, 1.1fr); gap: clamp(40px, 8vw, 120px); }.fit-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }.fit-list > div { padding: 23px; border: 1px solid var(--line); }.fit-list > div:last-child { background: var(--soft); }.fit-list h3 { margin: 0 0 15px; font-size: 19px; font-weight: 800; }.fit-list ul { margin: 0; padding-left: 20px; color: var(--ink-soft); font-size: 15px; }.fit-list li { margin: 0 0 10px; }.article-promo { border-top: 1px solid var(--line); }.faq-section { max-width: 1170px; margin: 0 auto; }.faq-list { margin-top: 36px; border-top: 1px solid var(--ink); }.faq-list details { border-bottom: 1px solid var(--line); }.faq-list summary { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 20px 0; cursor: pointer; font-size: 18px; font-weight: 800; list-style: none; }.faq-list summary::-webkit-details-marker { display: none; }.faq-list summary span { color: var(--green-deep); font-size: 23px; font-weight: 400; }.faq-list details[open] summary span { transform: rotate(45deg); }.faq-list p { max-width: 790px; margin: 0; padding: 0 0 20px; color: var(--ink-soft); font-size: 15px; }
.final-section { max-width: 1000px; margin: 0 auto; text-align: center; border-top: 1px solid var(--line); }.final-section h2 { margin: 0 auto; max-width: 910px; }.final-section > p:not(.section-label):not(.fine-print) { max-width: 700px; margin: 23px auto; color: var(--ink-soft); }.final-section .button { margin-top: 3px; }

.site-footer { display: grid; grid-template-columns: 1fr 1.25fr auto; align-items: center; gap: 30px; padding: 31px clamp(20px, 7vw, 120px); border-top: 1px solid var(--line); background: var(--soft); }.site-footer p, .site-footer a { margin: 0; color: var(--ink-soft); font-size: 12px; }.site-footer a { font-weight: 800; }

.article-shell { max-width: 970px; margin: 0 auto; padding: clamp(54px, 8vw, 100px) 20px; }.article-header { max-width: 800px; }.article-header h1 { margin: 0; font-size: clamp(43px, 5.2vw, 74px); }.article-deck { max-width: 720px; margin: 24px 0 0; color: var(--ink-soft); font-size: clamp(18px, 2vw, 22px); line-height: 1.55; }.article-meta { margin: 20px 0 0; color: var(--ink-soft); font-size: 13px; }.article-product-image { max-width: 520px; margin: 52px auto; padding: 20px; border: 1px solid var(--line); }.article-product-image img { width: 100%; aspect-ratio: 1 / 1; object-fit: contain; }.article-product-image figcaption { margin-top: 10px; color: var(--ink-soft); font-size: 12px; text-align: center; }.article-body { max-width: 730px; margin: 0 auto; }.article-body p { color: var(--ink-soft); }.article-body .lead-paragraph { color: var(--ink); font-size: 21px; line-height: 1.6; }.article-body h2 { margin: 50px 0 14px; font-size: clamp(31px, 3.4vw, 46px); }.article-cta { margin-top: 54px; padding: clamp(26px, 5vw, 48px); border: 1px solid var(--line); background: var(--green-pale); }.article-cta h2 { margin-top: 0; }.article-cta p { margin: 13px 0; }

@media (max-width: 880px) { .site-header nav { display: none; }.hero, .decision-note, .video-section, .split-section { grid-template-columns: 1fr; }.hero { min-height: auto; }.product-card { max-width: 520px; }.summary-band, .plain-points, .fit-list { grid-template-columns: 1fr; }.summary-band div { min-height: 0; border-right: 0; border-bottom: 1px solid var(--line); }.summary-band div:last-child { border-bottom: 0; }.site-footer { grid-template-columns: 1fr; gap: 13px; }.decision-note, .video-section { padding-top: 60px; padding-bottom: 60px; } }
@media (max-width: 520px) { body { font-size: 16px; }.site-header { min-height: 65px; padding: 12px 18px; }.header-link { padding: 7px 9px; font-size: 12px; }.header-link span { display: none; }.section { padding-left: 20px; padding-right: 20px; }.button-row .button { width: 100%; }.product-card { padding: 17px; }.article-shell { padding-left: 20px; padding-right: 20px; }.article-product-image { margin: 35px auto; } }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; }.skip-link { transition: none; } }