:root {
  color-scheme: light;
  --ivory: #f4f1eb;
  --ink: #171716;
  --gold: #b7a27a;
  --sand: #e2d8c8;
  --muted: #6b6760;
  --line: #d7d1c6;
  --paper: #ebe7df;
  --serif: Georgia, 'Times New Roman', serif;
  --sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 7rem; }
body { margin: 0; background: var(--ivory); color: var(--ink); font: 1rem/1.65 var(--sans); -webkit-font-smoothing: antialiased; }
body, h1, h2, h3, p, ul, ol, figure { margin: 0; }
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-underline-offset: .22em; }
button, input { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
button { color: inherit; }
::selection { background: var(--sand); color: var(--ink); }
:focus-visible { outline: 2px solid #78633e; outline-offset: 6px; }
[hidden] { display: none !important; }
.skip-link { position: fixed; top: -6rem; left: 1rem; z-index: 100; padding: .8rem 1.2rem; background: var(--ink); color: var(--ivory); }
.skip-link:focus { top: 1rem; }
.container { width: min(100% - 2.5rem, 1240px); margin-inline: auto; }
.eyebrow { font-size: .66rem; font-weight: 600; letter-spacing: .18em; text-transform: uppercase; line-height: 1.6; }
.muted { color: var(--muted); }
.serif { font-family: var(--serif); font-weight: 400; }
.site-header { position: relative; z-index: 20; border-bottom: 1px solid var(--line); background: var(--ivory); }
.header-inner { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; min-height: 94px; gap: .5rem; }
.brand { display: inline-flex; align-items: center; text-decoration: none; flex-shrink: 0; }
.brand-crop { position: relative; display: block; width: 139px; height: 82px; overflow: hidden; }
.brand-crop img { position: absolute; max-width: none; width: 224px; height: auto; top: -29px; left: -43px; mix-blend-mode: darken; }
.menu-toggle { display: none; align-items: center; gap: .7rem; min-height: 44px; border: 1px solid var(--line); background: transparent; padding: .5rem .75rem; cursor: pointer; font-size: .75rem; }
.menu-lines { width: 17px; display: grid; gap: 4px; }
.menu-lines::before, .menu-lines::after { content: ''; display: block; width: 17px; height: 1px; background: var(--ink); }
.js .menu-toggle { display: inline-flex; }
.site-nav { width: 100%; padding: .6rem 0 1.2rem; }
.site-nav ul { list-style: none; padding: 0; display: flex; flex-wrap: wrap; align-items: center; gap: .3rem 1.4rem; }
.site-nav a { display: inline-flex; align-items: center; min-height: 44px; font-size: .82rem; text-decoration: none; }
.site-nav a:hover { text-decoration: underline; }
.site-nav .nav-cta { border-bottom: 1px solid var(--ink); gap: 1.2rem; }
.hero { padding-top: 3.5rem; }
.hero-copy { max-width: 650px; }
.hero .eyebrow { display: flex; align-items: center; gap: .8rem; }
.hero .eyebrow::before { content: ''; height: 1px; width: 27px; background: var(--gold); }
h1 { font: 400 clamp(2.95rem, 13.75vw, 6.6rem)/1.04 var(--serif); letter-spacing: -.055em; }
.hero h1 { margin-top: 1.5rem; }
.hero h1 em { font-weight: 400; }
.hero-description { max-width: 440px; color: var(--muted); margin-top: 1.7rem; font-size: .95rem; line-height: 1.8; }
.hero-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 1.2rem 1.8rem; margin-top: 2rem; }
.button { display: inline-flex; min-height: 50px; align-items: center; justify-content: space-between; gap: 1.8rem; padding: .8rem 1.35rem; background: var(--ink); color: var(--ivory); border: 1px solid var(--ink); font-size: .79rem; text-decoration: none; transition: background .2s, color .2s; }
.button:hover { background: #37332c; }
.text-link { display: inline-flex; min-height: 44px; align-items: center; gap: 1.25rem; font-size: .8rem; text-decoration: none; border-bottom: 1px solid var(--ink); }
.text-link:hover { color: #5d5037; }
.arrow { font-size: 1.2rem; line-height: 1; }
.hero-visual { position: relative; margin-top: 2rem; padding: 1rem 0 0; }
.hero-image-wrap { position: relative; }
.hero-image-wrap::before { position: absolute; content: ''; width: 90%; aspect-ratio: 1; border: 1px solid var(--sand); border-radius: 50%; top: 3%; left: 5%; }
.hero-image { position: relative; width: 100%; height: auto; mix-blend-mode: multiply; }
.visual-index { position: absolute; top: .3rem; right: 0; font-size: .66rem; letter-spacing: .16em; }
.visual-caption { position: relative; display: flex; justify-content: space-between; gap: 1rem; border-top: 1px solid var(--line); padding-top: 1rem; color: var(--muted); font-size: .65rem; letter-spacing: .05em; }
.visual-caption strong { display: block; color: var(--ink); font-weight: 500; font-size: .72rem; }
.hero-bottom { margin-top: 2.5rem; padding: 1.3rem 0; border-top: 1px solid var(--line); display: flex; justify-content: space-between; align-items: center; gap: 1.4rem; color: var(--muted); font-size: .68rem; }
.hero-bottom > p { max-width: 390px; }
.hero-bottom .down-link { display: flex; align-items: center; gap: 1rem; text-decoration: none; color: var(--ink); min-height: 44px; flex-shrink: 0; }
.down-link span:first-child { display: none; }
.section { padding: 4.5rem 0; }
.section-title { font: 400 clamp(2.4rem, 7vw, 4rem)/1.13 var(--serif); letter-spacing: -.04em; }
.section-top { display: flex; flex-direction: column; gap: 1.3rem; margin-bottom: 2.3rem; }
.section-top .eyebrow { margin-bottom: 1rem; }
.section-top > p { max-width: 360px; color: var(--muted); font-size: .9rem; }
.about { padding-top: 4rem; border-top: 1px solid var(--line); }
.about-grid { display: grid; gap: 1.6rem; }
.about-label { display: flex; gap: 1rem; align-items: center; }
.about-label::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: var(--gold); }
.about-statement { font: 400 clamp(1.9rem, 5vw, 3.05rem)/1.35 var(--serif); letter-spacing: -.035em; }
.about-statement em { color: var(--muted); font-style: normal; }
.about-note { max-width: 710px; margin-top: 1.5rem; color: var(--muted); font-size: .87rem; }
.products { padding-top: 2rem; }
.product-grid { display: grid; gap: 2.5rem; }
.product-card { min-width: 0; }
.product-image-link { display: block; position: relative; background: #eeeae3; text-decoration: none; overflow: hidden; }
.product-image-link img { width: 100%; height: auto; mix-blend-mode: multiply; transition: transform .6s; }
.product-image-link:hover img { transform: scale(1.035); }
.product-number { position: absolute; top: 1.1rem; left: 1.1rem; font-size: .64rem; letter-spacing: .14em; z-index: 1; }
.product-caption { padding-top: 1.4rem; }
.product-category { font-size: .63rem; text-transform: uppercase; letter-spacing: .14em; color: var(--muted); }
.product-card h3 { font: 400 2rem/1.3 var(--serif); letter-spacing: -.035em; margin-top: .45rem; }
.product-card h3 a { text-decoration: none; }
.product-presentation { display: block; margin-top: .5rem; color: var(--muted); font-size: .76rem; letter-spacing: .035em; }
.product-hero .product-presentation { margin-top: 1rem; font-size: .85rem; }
.product-card p { font-size: .85rem; color: var(--muted); margin: .8rem 0 1rem; }
.product-card .text-link { display: flex; justify-content: space-between; padding-bottom: .35rem; }
.catalog-note { border-top: 1px solid var(--line); margin-top: 2.5rem; padding-top: 1rem; color: var(--muted); font-size: .73rem; max-width: 960px; }
.knowledge { position: relative; background: var(--ink); color: var(--ivory); overflow: hidden; }
.knowledge .eyebrow { color: var(--sand); }
.knowledge .section-top > p { color: #c9c4ba; }
.knowledge .section-title em { color: var(--gold); font-weight: 400; }
.principles { display: grid; gap: 2rem; margin-top: 3rem; }
.principle { border-top: 1px solid #4a463f; padding-top: 1.1rem; }
.principle-number { color: var(--gold); font: 400 1.15rem var(--serif); }
.principle h3 { font: 400 1.55rem/1.25 var(--serif); margin: 1.5rem 0 .8rem; }
.principle p { font-size: .85rem; color: #c9c4ba; }
.knowledge-note { margin-top: 3rem; border-top: 1px solid #4a463f; padding-top: 1.3rem; font-size: .75rem; color: #c9c4ba; }
.knowledge-note strong { color: var(--ivory); font-weight: 500; }
.faq-layout { display: grid; gap: 2.5rem; }
.faq-heading .eyebrow { margin-bottom: 1rem; }
.faq-heading p { margin-top: 1.5rem; color: var(--muted); font-size: .85rem; max-width: 295px; }
.faq-list { border-top: 1px solid var(--line); }
details { border-bottom: 1px solid var(--line); }
summary { position: relative; padding: 1.35rem 2.3rem 1.35rem 0; font-size: .91rem; font-weight: 500; cursor: pointer; list-style: none; }
summary::-webkit-details-marker { display: none; }
summary::after { content: '+'; position: absolute; right: .25rem; top: 1.08rem; font-size: 1.45rem; font-weight: 300; }
details[open] summary::after { content: '−'; }
.faq-answer { font-size: .86rem; color: var(--muted); padding: 0 1.7rem 1.4rem 0; }
.site-footer { border-top: 1px solid var(--line); padding: 2.8rem 0 1.2rem; }
.footer-top { display: grid; gap: 2rem; padding-bottom: 2.3rem; }
.footer-wordmark { font-size: 1.8rem; letter-spacing: .29em; font-weight: 400; line-height: 1.2; }
.footer-submark { font-size: .55rem; letter-spacing: .34em; margin-top: .45rem; }
.footer-brand p { max-width: 310px; font-size: .78rem; color: var(--muted); margin-top: 1.1rem; }
.footer-links { display: flex; flex-wrap: wrap; gap: .25rem 1.2rem; align-items: start; }
.footer-links a { display: inline-flex; min-height: 44px; align-items: center; font-size: .76rem; text-decoration: none; }
.footer-links a:hover { text-decoration: underline; }
.footer-bottom { border-top: 1px solid var(--line); padding-top: 1.2rem; display: flex; flex-direction: column; gap: .6rem; font-size: .65rem; color: var(--muted); }
.footer-bottom p:last-child { max-width: 670px; }
.breadcrumb { padding-top: 1.6rem; display: flex; flex-wrap: wrap; gap: .45rem; align-items: center; color: var(--muted); font-size: .7rem; }
.breadcrumb a { display: inline-flex; align-items: center; min-height: 34px; }
.product-hero { display: grid; gap: 1.5rem; padding-top: 2rem; padding-bottom: 3.5rem; }
.product-hero h1 { font-size: clamp(3rem, 10vw, 5.9rem); margin-top: 1.3rem; }
.product-lead { font: 400 1.45rem/1.5 var(--serif); letter-spacing: -.02em; margin-top: 1.4rem; }
.product-intro { color: var(--muted); font-size: .9rem; margin-top: 1.25rem; max-width: 600px; }
.reading-meta { display: flex; flex-wrap: wrap; gap: .35rem 1.1rem; margin-top: 1.6rem; color: var(--muted); font-size: .66rem; }
.product-hero-image { background: #eeeae3; }
.product-hero-image img { width: 100%; mix-blend-mode: multiply; }
.product-hero-image figcaption { padding: 0 1rem 1rem; color: var(--muted); font-size: .64rem; }
.notice { border-left: 2px solid var(--gold); background: #eae4d8; padding: 1.3rem 1.4rem; font-size: .83rem; }
.notice strong { display: block; margin-bottom: .4rem; font-weight: 600; }
.article-layout { display: grid; gap: 2.5rem; padding-top: 3.5rem; padding-bottom: 4.5rem; }
.article-nav { border-top: 1px solid var(--line); padding-top: 1rem; }
.article-nav p { margin-bottom: .7rem; }
.article-nav ul { display: flex; flex-wrap: wrap; gap: .4rem 1.3rem; list-style: none; padding: 0; }
.article-nav a { display: flex; min-height: 36px; align-items: center; font-size: .8rem; text-decoration: none; color: var(--muted); }
.article-nav a:hover { color: var(--ink); text-decoration: underline; }
.article-body { max-width: 760px; }
.article-section + .article-section { margin-top: 3.2rem; border-top: 1px solid var(--line); padding-top: 2.5rem; }
.article-section h2 { font: 400 2rem/1.2 var(--serif); letter-spacing: -.035em; margin-bottom: 1.2rem; }
.article-section h3 { font-size: 1rem; margin: 1.5rem 0 .7rem; }
.article-section p, .article-section li { font-size: .94rem; color: var(--muted); }
.article-section p + p { margin-top: 1rem; }
.article-section ul { padding-left: 1.25rem; }
.article-section li + li { margin-top: .8rem; }
.article-section a { color: var(--ink); }
.mechanism-grid { display: grid; gap: .9rem; margin: 1.6rem 0; }
.mechanism-item { border-top: 1px solid var(--line); padding-top: 1rem; }
.mechanism-item strong { font-size: .8rem; font-weight: 600; }
.mechanism-item p { font-size: .82rem; margin-top: .4rem; }
.sources-list { padding-left: 1.15rem; margin: 1.3rem 0; }
.sources-list li { padding-left: .4rem; }
.sources-list a { display: inline-block; font-size: .88rem; line-height: 1.6; overflow-wrap: anywhere; }
.source-note { display: block; font-size: .74rem; margin-top: .25rem; }
.related { background: #ebe6dc; }
.related .section-title { font-size: 2.5rem; }
.related-links { display: grid; margin-top: 2rem; gap: .8rem; }
.related-link { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 1.3rem 0; border-top: 1px solid #c9c0b0; text-decoration: none; font: 400 1.7rem var(--serif); }
.related-link:hover { color: #5d5037; }
.legal { max-width: 790px; padding-top: 3.8rem; padding-bottom: 5rem; }
.legal h1 { font-size: clamp(2.8rem, 9vw, 4.6rem); margin: 1rem 0 1.6rem; }
.legal .article-section { margin-top: 2.6rem; }
.legal-intro { color: var(--muted); }
.legal .reading-meta { margin-bottom: 3rem; }
.not-found { min-height: 63vh; padding: 4rem 0; max-width: 760px; }
.not-found h1 { margin-top: 1.2rem; font-size: clamp(3rem, 9vw, 5rem); }
.not-found p { color: var(--muted); margin: 1.7rem 0; max-width: 430px; }
@media (min-width: 480px) {
  .container { width: min(100% - 3.5rem, 1240px); }
  .down-link span:first-child { display: inline; }
  .mechanism-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (min-width: 720px) {
  .container { width: min(100% - 5rem, 1240px); }
  .header-inner { min-height: 106px; flex-wrap: nowrap; }
  .js .menu-toggle { display: none; }
  .site-nav { width: auto; padding: 0; }
  .site-nav ul { flex-wrap: nowrap; gap: 1.6rem; }
  .site-nav a { font-size: .75rem; }
  .hero { padding-top: 4rem; }
  .hero-grid { display: grid; grid-template-columns: 1.1fr 1fr; gap: 1rem; align-items: center; }
  .hero h1 { font-size: clamp(3.5rem, 7.6vw, 6.6rem); }
  .hero-visual { margin-top: 0; }
  .hero-description { font-size: .85rem; }
  .hero-bottom { margin-top: 3.5rem; }
  .section { padding: 5.5rem 0; }
  .about-grid { grid-template-columns: .6fr 2fr; gap: 3rem; }
  .about-label { align-self: start; margin-top: .7rem; }
  .products { padding-top: 1.5rem; }
  .section-top { flex-direction: row; align-items: end; justify-content: space-between; gap: 3rem; }
  .section-top > p { max-width: 320px; }
  .product-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 2.5rem 1.75rem; }
  .product-card h3 { font-size: 1.7rem; }
  .product-card p { min-height: 6.7em; font-size: .8rem; }
  .product-category { font-size: .55rem; }
  .principles { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 2rem; }
  .principle h3 { font-size: 1.5rem; }
  .faq-layout { grid-template-columns: 1fr 1.6fr; gap: 4rem; }
  .footer-top { grid-template-columns: 1fr 1fr; }
  .footer-links { justify-content: end; }
  .footer-bottom { flex-direction: row; justify-content: space-between; gap: 3rem; }
  .footer-bottom p:first-child { flex-shrink: 0; }
  .product-hero { grid-template-columns: 1.25fr .8fr; gap: 3rem; align-items: center; }
  .product-hero h1 { font-size: clamp(3.2rem, 7vw, 5.9rem); }
  .product-lead { font-size: 1.65rem; }
  .article-layout { grid-template-columns: .65fr 2fr; gap: 3rem; }
  .article-nav ul { display: block; }
  .article-nav { align-self: start; position: sticky; top: 2rem; }
  .related-links { grid-template-columns: 1fr 1fr; gap: 3rem; }
}
@media (min-width: 1000px) {
  .container { width: min(100% - 7rem, 1240px); }
  .site-nav ul { gap: 2.2rem; }
  .site-nav a { font-size: .8rem; }
  .site-nav .nav-cta { margin-left: 1.5rem; }
  .hero-grid { grid-template-columns: 1.13fr 1fr; gap: 3rem; }
  .hero-description { font-size: .95rem; }
  .hero-visual { margin-top: -.8rem; }
  .hero-image-wrap { margin-inline: -1rem; }
  .hero-bottom { margin-top: 3rem; }
  .section { padding: 6.5rem 0; }
  .products { padding-top: 2rem; }
  .product-grid { gap: 2rem; }
  .product-card h3 { font-size: 2.2rem; }
  .product-card p { min-height: 5em; font-size: .87rem; }
  .product-category { font-size: .62rem; }
  .principles { gap: 3rem; }
  .principle h3 { font-size: 1.8rem; }
  .product-hero { gap: 5rem; }
  .article-layout { gap: 5rem; }
  .related-links { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 2rem; }
}
@media (min-width: 1200px) {
  .product-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1.5rem; }
  .product-card h3 { font-size: 1.95rem; }
  .product-card p { min-height: 7em; font-size: .83rem; }
  .product-category { font-size: .57rem; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
}