:root {
  color-scheme: light;
  --ink: #102b49;
  --muted: #53677b;
  --paper: #f7fafb;
  --white: #fff;
  --line: #dce6eb;
  --navy: #072c60;
  --navy-deep: #06244e;
  --teal: #00cdbd;
  --teal-hover: #00b7a9;
  --teal-dark: #007e77;
  --header: #fff;
  --accent: var(--teal);
  --accent-hover: var(--teal-hover);
  font-family: Arial, Helvetica, sans-serif;
  color: var(--ink);
  background: var(--paper);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; }
button, input { font: inherit; }
button { cursor: pointer; }
a { color: inherit; }
.wrap { width: min(1120px, calc(100% - 40px)); margin-inline: auto; }
.skip-link { position: absolute; top: -60px; left: 12px; z-index: 50; padding: 12px; background: var(--accent); color: var(--ink); }
.skip-link:focus { top: 12px; }
:focus-visible { outline: 3px solid var(--teal-dark); outline-offset: 3px; }

/* Quiet navigation; the supplied icon is the single brand mark. */
.site-header { background: var(--header); color: var(--navy); border-bottom: 1px solid var(--line); }
.header-inner { min-height: 76px; display: flex; align-items: center; gap: 38px; }
.brand { display: inline-flex; align-items: center; gap: 11px; flex: none; text-decoration: none; font-size: 13px; line-height: 1.18; letter-spacing: -.02em; font-weight: 600; }
.brand strong { font-size: 17px; }
.brand-icon { display: block; width: 42px; height: 42px; flex: none; object-fit: contain; }
.header-inner nav { display: flex; align-items: center; gap: 28px; margin-left: auto; font-size: 14px; }
.header-inner nav a { text-decoration: none; color: var(--ink); }
.header-inner nav a:hover, .footer-links a:hover, .footer-links button:hover, .footer-bottom a:hover, .footer-bottom button:hover { text-decoration: underline; }
.header-link { flex: none; background: var(--navy); border-radius: 5px; padding: 11px 15px; text-decoration: none; font-size: 13px; font-weight: 700; color: #fff; }
.header-link:hover, .button-dark:hover { background: var(--accent-hover); }
.header-link span { margin-left: 12px; }

.eyebrow { margin: 0 0 15px; color: var(--teal-dark); font-size: 12px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.eyebrow-dot { display: inline-block; width: 7px; height: 7px; margin-right: 7px; border-radius: 50%; background: var(--teal); }
.hero { min-height: 440px; display: flex; align-items: center; padding-block: 72px; }
.hero-copy { max-width: 730px; }
.hero h1, .legal h1 { margin: 0 0 22px; font-size: clamp(43px, 5.5vw, 65px); line-height: 1.09; letter-spacing: -.055em; }
.hero h1 em, .method-layout h2 em { font-style: normal; color: var(--teal-dark); }
.lead { max-width: 630px; margin: 0; color: var(--muted); font-size: 17px; line-height: 1.65; }
.hero-actions { display: flex; align-items: center; gap: 25px; margin-top: 30px; }
.button { display: inline-flex; justify-content: center; align-items: center; gap: 18px; padding: 14px 19px; border: 0; border-radius: 5px; text-decoration: none; font-size: 14px; font-weight: 700; }
.button-dark { background: var(--navy); color: #fff; }
.button-dark:hover, .header-link:hover { background: var(--navy-deep); }
.button-outline { border: 1px solid var(--navy); background: #fff; color: var(--navy); }
.button-outline:hover { background: #eef5f7; }
.text-link { font-size: 14px; font-weight: 700; text-decoration: none; border-bottom: 1px solid #aab4bc; padding-bottom: 3px; }
.text-link span { margin-left: 7px; }
.hero-visual { display: none; }
.trust-strip { background: #fff; border-block: 1px solid var(--line); }
.trust-inner { min-height: 54px; display: flex; align-items: center; gap: 22px; color: var(--muted); font-size: 12px; font-weight: 700; }
.trust-separator { height: 15px; width: 1px; background: var(--line); }

.section { padding-block: 78px; }
.section-top { display: flex; align-items: end; justify-content: space-between; gap: 40px; margin-bottom: 24px; }
.section h2, .method-layout h2, .closing h2 { margin: 0; font-size: clamp(31px, 3.8vw, 43px); line-height: 1.15; letter-spacing: -.045em; }
.section-top > p { max-width: 350px; margin: 0 0 4px; color: var(--muted); font-size: 14px; line-height: 1.6; }
.topic-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.topic-card { min-height: 258px; display: flex; flex-direction: column; align-items: flex-start; padding: 24px; border: 1px solid var(--line); border-radius: 8px; background: var(--white); }
.topic-number { color: #687680; font-size: 11px; font-weight: 800; letter-spacing: .07em; }
.topic-symbol { margin: 22px 0 11px; color: var(--teal-dark); font-family: Georgia, serif; font-size: 38px; line-height: 1; }
.topic-card h3 { margin: 0 0 8px; font-size: 20px; letter-spacing: -.03em; }
.topic-card p { margin: 0 0 20px; color: var(--muted); font-size: 14px; line-height: 1.5; }
.topic-status { width: 100%; margin-top: auto; padding-top: 12px; border-top: 1px solid var(--line); color: #6a7881; font-size: 12px; }
.topic-card a.topic-status { color: var(--navy); font-weight: 700; text-decoration: none; }
.topic-card a.topic-status:hover { text-decoration: underline; }
.topic-links { width: 100%; margin-top: auto; border-top: 1px solid var(--line); }
.topic-links a { display: block; padding-top: 12px; color: var(--navy); font-size: 12px; font-weight: 700; text-decoration: none; }
.topic-links a:hover { text-decoration: underline; }

.product-page { padding-block: 28px 80px; }
.breadcrumb { display: flex; gap: 10px; color: var(--muted); font-size: 12px; }
.breadcrumb a:hover { text-decoration: underline; }
.product-intro { max-width: 800px; margin: 54px auto 34px; text-align: center; }
.product-intro h1 { margin: 0 0 20px; font-size: clamp(36px, 5vw, 58px); line-height: 1.12; letter-spacing: -.05em; }
.product-intro .lead { margin-inline: auto; }
.product-price { display: flex; flex-wrap: wrap; justify-content: center; align-items: baseline; column-gap: 8px; row-gap: 3px; margin: 20px auto 0; color: var(--ink); font-size: 14px; }
.product-price a { color: var(--navy); font-weight: 700; text-decoration: underline; text-underline-offset: 3px; }
.product-price small { flex-basis: 100%; color: var(--muted); font-size: 11px; }
.product-cta { display: flex; flex-direction: column; align-items: flex-start; gap: 7px; }
.product-intro .product-cta { align-items: center; margin-top: 28px; }
.product-cta small { color: var(--muted); font-size: 11px; }
.product-image-frame { width: min(540px, 100%); margin: 0 auto 76px; text-align: center; }
.product-image { display: block; width: 100%; height: auto; border: 1px solid var(--line); border-radius: 8px; background: #fff; }
.product-image-placeholder { min-height: 360px; display: flex; flex-direction: column; justify-content: center; align-items: center; gap: 11px; padding: 38px; border: 1px solid var(--line); border-radius: 8px; background: #fff; color: var(--muted); line-height: 1.5; }
.product-image-placeholder strong { color: var(--ink); font-size: 19px; }
.placeholder-mark { color: #c5cdd2; font-size: 64px; line-height: 1; }
.product-image-frame figcaption { margin-top: 13px; color: var(--muted); font-size: 12px; }
.product-media-link { display: flex; justify-content: space-between; align-items: center; gap: 36px; margin: -18px 0 64px; padding: 27px 30px; border: 1px solid var(--line); border-radius: 7px; background: #fff; }
.product-media-link h2 { margin: 0; font-size: 26px; letter-spacing: -.035em; }
.product-media-link p:not(.eyebrow) { max-width: 540px; margin: 10px 0 0; color: var(--muted); font-size: 14px; line-height: 1.6; }
.product-media-link .product-cta { flex: none; }
.product-section { display: grid; grid-template-columns: .65fr 1.35fr; gap: 70px; padding-block: 54px; border-top: 1px solid var(--line); }
.product-section h2, .product-bottom-cta h2 { margin: 0; font-size: clamp(29px, 3.5vw, 40px); line-height: 1.15; letter-spacing: -.04em; }
.product-copy > p { margin: 0 0 18px; color: var(--muted); line-height: 1.7; }
.fact-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin: 26px 0; }
.fact-grid div { padding: 16px; border: 1px solid var(--line); border-radius: 6px; background: #fff; }
.fact-grid span, .fact-grid strong { display: block; }
.fact-grid span { margin-bottom: 7px; color: var(--muted); font-size: 12px; }
.fact-grid strong { font-size: 14px; }
.safety-note { margin: 26px 0; padding: 18px 20px; border-left: 4px solid #b65b30; background: #fff3ed; }
.safety-note p { margin: 8px 0 0; line-height: 1.6; font-size: 14px; }
.product-faq .faq-list { margin-top: 0; }
.product-bottom-cta { display: flex; justify-content: space-between; align-items: center; gap: 34px; padding: 30px; border: 1px solid var(--line); border-radius: 7px; background: #fff; }
.product-bottom-cta p:not(.eyebrow) { max-width: 520px; color: var(--muted); line-height: 1.6; }
.product-bottom-cta .product-cta { flex: none; }

.method-section { padding-block: 78px; background: #fff; border-block: 1px solid var(--line); }
.method-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; }
.method-layout > div > p:last-child { max-width: 440px; margin-top: 20px; color: var(--muted); line-height: 1.7; }
.method-steps > div { display: flex; gap: 25px; padding: 18px 0; border-top: 1px solid var(--line); }
.method-steps > div:last-child { border-bottom: 1px solid var(--line); }
.method-steps span { padding-top: 3px; color: var(--teal-dark); font-size: 12px; font-weight: 800; }
.method-steps h3 { margin: 0 0 6px; font-size: 18px; }
.method-steps p { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.6; }
.faq-section { display: grid; grid-template-columns: .9fr 1.1fr; gap: 70px; }
.faq-intro { max-width: 380px; color: var(--muted); line-height: 1.7; }
.faq-list { border-top: 1px solid var(--line); }
.faq-list details { padding: 19px 0; border-bottom: 1px solid var(--line); }
.faq-list summary { display: flex; justify-content: space-between; gap: 20px; cursor: pointer; list-style: none; font-weight: 700; }
.faq-list summary::after { content: '+'; font-size: 20px; font-weight: 400; line-height: 17px; }
.faq-list details[open] summary::after { content: '−'; }
.faq-list p { margin: 13px 25px 0 0; color: var(--muted); font-size: 14px; line-height: 1.6; }
.closing { display: flex; justify-content: space-between; align-items: end; gap: 55px; margin-bottom: 78px; padding: 35px 40px; border: 1px solid var(--line); border-left: 5px solid var(--teal); border-radius: 7px; background: #fff; }
.closing > p { max-width: 360px; margin: 0; color: var(--muted); font-size: 14px; line-height: 1.6; }

.site-footer { background: #eef5f7; color: var(--navy); border-top: 1px solid var(--line); }
.footer-main { display: flex; justify-content: space-between; padding-block: 45px 35px; }
.footer-main p { max-width: 270px; color: var(--muted); font-size: 13px; line-height: 1.6; }
.footer-links { display: flex; align-items: start; gap: 30px; font-size: 13px; }
.footer-links a, .footer-bottom a { text-decoration: none; }
.footer-links button, .footer-bottom button { padding: 0; border: 0; background: transparent; color: inherit; }
.footer-bottom { min-height: 62px; display: flex; justify-content: space-between; align-items: center; gap: 20px; border-top: 1px solid var(--line); color: var(--muted); font-size: 12px; }
.footer-bottom p { margin: 0; }
.legal { max-width: 830px; padding-block: 60px 95px; }
.legal h1 { font-size: clamp(42px, 5vw, 59px); }
.legal section { padding-block: 20px; border-top: 1px solid var(--line); }
.legal h2 { font-size: 21px; letter-spacing: -.025em; }
.legal p { color: var(--muted); line-height: 1.7; }
.legal-notice { margin: 29px 0 45px; padding: 16px 19px; border: 1px solid #b6dcd8; border-radius: 7px; background: #f0faf9; }
.legal-notice p { margin-bottom: 0; }
.legal code { padding: 2px 5px; background: #e9ecef; }

.page-index { max-width: 830px; padding-block: 64px 100px; }
.page-index h1 { margin: 0 0 18px; font-size: clamp(42px, 5vw, 59px); line-height: 1.1; letter-spacing: -.05em; }
.page-index section { margin-top: 52px; }
.page-index h2 { margin: 0 0 20px; font-size: 25px; letter-spacing: -.035em; }
.page-index-list { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.page-index-list li { padding: 18px 0; border-bottom: 1px solid var(--line); }
.page-index-list a { display: flex; justify-content: space-between; gap: 18px; font-size: 17px; font-weight: 700; text-decoration: none; }
.page-index-list a:hover { color: var(--teal-dark); }
.page-index-list p { margin: 7px 0 0; color: var(--muted); font-size: 14px; line-height: 1.5; }

/* Editorial guide: generous space, clear sequence, quiet product recommendation. */
.guide-page { padding-block: 28px 84px; }
.guide-hero { display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: 52px; padding-block: 58px 70px; }
.guide-hero h1 { margin: 0 0 22px; font-size: clamp(38px, 4.8vw, 60px); line-height: 1.09; letter-spacing: -.05em; }
.guide-hero h1 em { color: var(--teal-dark); font-style: normal; }
.guide-hero .hero-actions { flex-wrap: wrap; gap: 20px; }
.guide-figure { margin: 0; }
.guide-figure img { display: block; width: 100%; height: auto; border: 1px solid var(--line); border-radius: 8px; background: #fff; }
.guide-figure figcaption { margin-top: 10px; color: var(--muted); font-size: 12px; line-height: 1.5; }
.guide-overview { display: grid; grid-template-columns: repeat(3, 1fr); gap: 15px; padding: 20px 0 65px; border-bottom: 1px solid var(--line); }
.guide-overview > div { padding: 19px 21px; border: 1px solid var(--line); border-radius: 7px; background: #fff; }
.guide-overview strong, .guide-kicker { display: block; }
.guide-overview strong { font-size: 15px; line-height: 1.4; }
.guide-kicker { margin-bottom: 8px; color: var(--teal-dark); font-size: 11px; font-weight: 800; letter-spacing: .06em; text-transform: uppercase; }
.guide-section { padding-block: 72px; }
.guide-heading { max-width: 720px; margin-bottom: 38px; }
.guide-heading h2, .guide-tool h2 { margin: 0 0 17px; font-size: clamp(31px, 3.7vw, 43px); line-height: 1.15; letter-spacing: -.045em; }
.guide-heading > p:last-child, .guide-tool p:not(.eyebrow), .guide-sources p:last-child { margin: 0; color: var(--muted); line-height: 1.7; }
.guide-steps { max-width: 870px; margin: 0 auto; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.guide-steps li { display: grid; grid-template-columns: 58px 1fr; gap: 16px; padding: 30px 0; border-bottom: 1px solid var(--line); }
.guide-step-number { color: var(--teal-dark); font-size: 16px; font-weight: 800; }
.guide-steps h3 { margin: 0 0 10px; font-size: 23px; letter-spacing: -.025em; }
.guide-steps p { max-width: 660px; margin: 0; color: var(--muted); line-height: 1.7; }
.guide-step-figure { max-width: 610px; margin-top: 23px; }
.guide-tool { display: grid; grid-template-columns: 1.25fr .75fr; align-items: center; gap: 40px; padding: 36px; border: 1px solid var(--line); border-left: 5px solid var(--teal); border-radius: 8px; background: #fff; }
.guide-tool > img { display: block; width: min(260px, 100%); height: auto; justify-self: center; }
.guide-tool-actions { display: flex; flex-wrap: wrap; align-items: flex-start; gap: 18px; margin-top: 26px; }
.guide-tool-actions .product-cta { flex: none; }
.guide-faq { display: grid; grid-template-columns: .7fr 1.3fr; gap: 50px; }
.guide-faq .guide-heading { margin: 0; }
.guide-sources { max-width: 870px; padding: 23px 0; border-top: 1px solid var(--line); font-size: 13px; }
.guide-sources a { color: var(--navy); text-underline-offset: 3px; }

.consent-backdrop { position: fixed; inset: 0; z-index: 80; display: grid; place-items: end center; padding: 18px; background: #092849a8; }
.consent-panel { width: min(660px, 100%); max-height: calc(100vh - 36px); overflow: auto; padding: 25px; border-radius: 9px; background: #fff; box-shadow: 0 18px 55px #0005; }
.consent-panel h2 { margin: 0 0 10px; font-size: 23px; letter-spacing: -.035em; }
.consent-panel p { color: var(--muted); font-size: 14px; line-height: 1.55; }
.consent-panel a { text-decoration: underline; }
.consent-close { float: right; border: 0; background: none; color: var(--muted); font-size: 22px; }
.consent-choices { display: grid; gap: 8px; margin: 18px 0; }
.consent-choice { display: flex; justify-content: space-between; align-items: center; gap: 15px; padding: 11px 13px; border: 1px solid var(--line); border-radius: 6px; }
.consent-choice strong { font-size: 14px; }
.consent-choice small { display: block; margin-top: 3px; color: var(--muted); font-size: 12px; line-height: 1.35; }
.consent-choice input { width: 19px; height: 19px; flex: none; accent-color: var(--teal-dark); }
.consent-actions { display: flex; flex-wrap: wrap; gap: 9px; }
.consent-actions button { padding: 10px 14px; border: 1px solid #aeb9c1; border-radius: 5px; background: #fff; color: var(--ink); font-size: 13px; font-weight: 700; }
.consent-actions .primary { border-color: var(--navy); background: var(--navy); color: #fff; }

@media (max-width: 850px) {
  .header-inner { gap: 22px; }
  .header-inner nav { gap: 16px; }
  .header-link { display: none; }
  .method-layout, .faq-section { gap: 35px; }
}
@media (max-width: 650px) {
  .wrap { width: min(100% - 30px, 1120px); }
  .header-inner { min-height: 68px; flex-wrap: wrap; gap: 0; padding-block: 12px; }
  .header-inner nav { width: 100%; justify-content: space-between; margin: 13px 0 0; padding-top: 12px; border-top: 1px solid var(--line); font-size: 12px; }
  .hero { min-height: 0; padding-block: 58px; }
  .hero h1 { font-size: 43px; }
  .lead { font-size: 16px; }
  .hero-actions { flex-wrap: wrap; }
  .trust-inner { min-height: 60px; flex-wrap: wrap; justify-content: center; gap: 5px 16px; padding-block: 12px; text-align: center; }
  .trust-separator { display: none; }
  .section { padding-block: 58px; }
  .section-top, .closing { display: block; }
  .section-top > p { margin-top: 17px; }
  .topic-grid, .method-layout, .faq-section { grid-template-columns: 1fr; }
  .topic-card { min-height: 220px; }
  .method-section { padding-block: 58px; }
  .faq-section { gap: 30px; }
  .closing { margin-bottom: 58px; padding: 28px; }
  .closing > p { margin-top: 18px; }
  .footer-main, .footer-bottom { flex-direction: column; align-items: start; gap: 17px; }
  .footer-links { flex-wrap: wrap; gap: 16px; }
  .footer-bottom { padding-block: 20px; }
  .consent-panel { padding: 20px; }
  .consent-actions button { flex: 1 1 45%; }
  .product-page { padding-bottom: 58px; }
  .product-intro { margin-top: 40px; }
  .product-image-placeholder { min-height: 280px; }
  .product-image-frame { margin-bottom: 52px; }
  .product-media-link { display: block; margin: 0 0 48px; padding: 24px; }
  .product-media-link .product-cta { margin-top: 20px; }
  .product-section { grid-template-columns: 1fr; gap: 22px; padding-block: 40px; }
  .fact-grid { grid-template-columns: 1fr; }
  .product-bottom-cta { display: block; padding: 25px; }
  .product-bottom-cta .product-cta { margin-top: 22px; }
  .page-index { padding-block: 48px 70px; }
  .guide-page { padding-bottom: 58px; }
  .guide-hero, .guide-overview, .guide-tool, .guide-faq { grid-template-columns: 1fr; }
  .guide-hero { gap: 34px; padding-block: 45px 48px; }
  .guide-overview { gap: 10px; padding-bottom: 48px; }
  .guide-section { padding-block: 52px; }
  .guide-steps li { grid-template-columns: 38px 1fr; gap: 10px; }
  .guide-steps h3 { font-size: 20px; }
  .guide-tool { gap: 20px; padding: 25px; }
  .guide-faq { gap: 25px; }
}