:root {
    --ink: #171410;
    --ink-soft: #26211b;
    --red: #7a1f24;
    --red-bright: #a93134;
    --gold: #c7a35d;
    --gold-pale: #e7d2a3;
    --ivory: #f5f0e6;
    --paper: #fbf8f1;
    --muted: #746d63;
    --line: rgba(41, 31, 19, .16);
    --white: #fff;
    --container: 1240px;
    --sans: Inter, Aptos, "Helvetica Neue", Arial, "Microsoft YaHei", sans-serif;
    --serif: "Times New Roman", "Noto Serif SC", "Songti SC", serif;
    --shadow: 0 28px 80px rgba(24, 17, 9, .12);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    color: var(--ink);
    background: var(--paper);
    font-family: var(--sans);
    font-size: 16px;
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
}
body.nav-open, html.age-lock, html.age-lock body { overflow: hidden; }
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }
button { cursor: pointer; }
.container { width: min(calc(100% - 48px), var(--container)); margin-inline: auto; }
.site-main { overflow: clip; }
.section { padding: 120px 0; position: relative; }
.screen-reader-text, .skip-link {
    border: 0; clip: rect(1px, 1px, 1px, 1px); clip-path: inset(50%); height: 1px;
    margin: -1px; overflow: hidden; padding: 0; position: absolute; width: 1px;
}
.skip-link:focus { clip: auto; clip-path: none; width: auto; height: auto; top: 12px; left: 12px; z-index: 999; background: #fff; padding: 10px 16px; }

h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { line-height: 1.08; }
h1 { font-size: clamp(4rem, 8vw, 7.7rem); letter-spacing: -.055em; }
h2 { margin-bottom: 30px; font-size: clamp(2.8rem, 5vw, 5.2rem); letter-spacing: -.045em; }
h2 em, h1 em { color: var(--gold); font-family: var(--serif); font-weight: 400; }
.eyebrow { margin: 0 0 18px; color: var(--red); font-size: .72rem; font-weight: 750; letter-spacing: .18em; text-transform: uppercase; }
.eyebrow--gold { color: var(--gold-pale); }
.eyebrow--gold span { display: inline-block; width: 28px; height: 1px; margin: 0 12px 4px 0; background: currentColor; }
.section-index { display: flex; align-items: center; gap: 18px; margin-bottom: 34px; color: var(--gold); font-size: 1.2rem; font-weight: 800; }
.section-index span { color: var(--muted); font-size: .69rem; letter-spacing: .17em; }
.section-index--light span { color: rgba(255,255,255,.55); }
.cn-heading { color: var(--red); font-size: 1.35rem; font-weight: 750; }
.muted { color: var(--muted); }

.button { display: inline-flex; min-height: 52px; align-items: center; justify-content: center; gap: 18px; padding: 14px 24px; border: 1px solid transparent; font-size: .78rem; font-weight: 750; letter-spacing: .06em; transition: transform .3s ease, color .3s ease, background .3s ease, border-color .3s ease; }
.button:hover { transform: translateY(-2px); }
.button--gold { color: var(--ink); background: var(--gold); border-color: var(--gold); }
.button--gold:hover { background: var(--gold-pale); border-color: var(--gold-pale); }
.button--dark { color: var(--white); background: var(--ink); border-color: var(--ink); }
.button--dark:hover { background: var(--red); border-color: var(--red); }
.button--dark:focus { outline: 2px solid var(--white); outline-offset: 3px; }
.button--outline-light { color: var(--white); border-color: rgba(255,255,255,.38); background: transparent; }
.button--outline-light:hover { color: var(--ink); background: var(--white); }
.text-link { display: inline-flex; align-items: center; gap: 22px; color: var(--white); font-size: .8rem; font-weight: 800; letter-spacing: .05em; }
.text-link span { color: var(--gold); transition: transform .3s; }
.text-link:hover span { transform: translateX(5px); }
.text-link--dark { color: var(--ink); }

.topline { border-bottom: 1px solid rgba(255,255,255,.08); color: rgba(255,255,255,.58); background: var(--ink); font-size: .64rem; letter-spacing: .13em; }
.topline__inner { display: flex; min-height: 34px; align-items: center; justify-content: space-between; }
.site-header { position: relative; z-index: 100; color: var(--white); background: var(--ink); }
.nav-shell { display: grid; grid-template-columns: auto 1fr auto; min-height: 86px; align-items: center; gap: 42px; }
.brand { display: inline-flex; align-items: center; gap: 13px; }
.brand__seal { display: grid; width: 42px; height: 42px; place-items: center; color: var(--gold-pale); border: 1px solid var(--gold); border-radius: 50%; font-family: var(--serif); font-size: 1.35rem; }
.brand__wordmark { display: flex; flex-direction: column; line-height: 1; }
.brand__wordmark strong { font-size: 1.15rem; letter-spacing: .14em; }
.brand__wordmark small { margin-top: 7px; color: rgba(255,255,255,.55); font-size: .55rem; letter-spacing: .15em; }
.site-nav { display: flex; align-items: center; justify-content: center; gap: clamp(18px, 2.7vw, 40px); }
.site-nav a { position: relative; display: flex; flex-direction: column; color: rgba(255,255,255,.78); font-size: .76rem; font-weight: 700; line-height: 1.1; }
.site-nav a small { margin-top: 6px; color: rgba(255,255,255,.35); font-size: .6rem; font-weight: 400; }
.site-nav a::after { position: absolute; right: 100%; bottom: -15px; left: 0; height: 1px; content: ""; background: var(--gold); transition: right .3s ease; }
.site-nav a:hover { color: var(--white); }
.site-nav a:hover::after { right: 0; }
.header-cta { display: inline-flex; align-items: center; gap: 14px; padding: 12px 0 12px 18px; color: var(--gold-pale); border-left: 1px solid rgba(255,255,255,.15); font-size: .72rem; font-weight: 800; }
.nav-toggle { display: none; width: 44px; height: 44px; padding: 10px; border: 0; background: none; }
.nav-toggle span:not(.screen-reader-text) { display: block; height: 1px; margin: 6px 0; background: #fff; }

.age-gate { position: fixed; z-index: 9999; inset: 0; display: none; place-items: center; padding: 24px; }
.age-gate.is-visible { display: grid; }
.age-gate__backdrop { position: absolute; inset: 0; background: rgba(13,11,9,.93); backdrop-filter: blur(10px); }
.age-gate__panel { position: relative; width: min(100%, 520px); padding: 52px; color: var(--ink); text-align: center; background: var(--ivory); box-shadow: 0 40px 120px rgba(0,0,0,.4); }
.age-gate__panel::before { position: absolute; inset: 12px; border: 1px solid rgba(122,31,36,.3); content: ""; pointer-events: none; }
.age-gate__seal { display: grid; width: 62px; height: 62px; margin: 0 auto 24px; place-items: center; color: var(--red); border: 1px solid var(--red); border-radius: 50%; font-family: var(--serif); font-size: 2rem; }
.age-gate h2 { margin-bottom: 14px; font-size: 2rem; letter-spacing: -.02em; }
.age-gate p:not(.eyebrow) { color: var(--muted); }
.age-gate__actions { display: flex; margin: 28px 0 18px; align-items: center; justify-content: center; gap: 20px; }
.text-button { padding: 10px; color: var(--muted); border: 0; background: transparent; font-size: .78rem; }
.age-gate small { color: var(--muted); font-size: .7rem; }

.hero { position: relative; min-height: 860px; padding: 100px 0 0; color: var(--white); background: var(--ink); }
.hero__grain { position: absolute; inset: 0; opacity: .24; background-image: radial-gradient(rgba(255,255,255,.11) .6px, transparent .6px); background-size: 7px 7px; mask-image: linear-gradient(to right, #000, transparent 55%); }
.hero__orb { position: absolute; width: 700px; height: 700px; top: 28px; right: -200px; border: 1px solid rgba(199,163,93,.18); border-radius: 50%; box-shadow: 0 0 0 90px rgba(199,163,93,.028), 0 0 0 190px rgba(199,163,93,.02); }
.hero__grid { position: relative; display: grid; grid-template-columns: 1.05fr .95fr; align-items: center; gap: 70px; }
.hero__copy { position: relative; z-index: 2; padding-bottom: 70px; }
.hero h1 { margin: 0 0 20px; max-width: 750px; }
.hero h1 span { color: var(--gold); font-family: var(--serif); font-style: italic; font-weight: 400; }
.hero__cn { margin: 0 0 25px; color: var(--gold-pale); font-size: 1.65rem; font-weight: 650; letter-spacing: .25em; }
.hero__intro { max-width: 640px; margin-bottom: 8px; color: rgba(255,255,255,.72); font-size: .96rem; }
.hero__intro--cn { color: rgba(255,255,255,.5); }
.hero__actions { display: flex; margin-top: 36px; align-items: center; gap: 34px; }
.hero-product { position: relative; min-height: 600px; }
.hero-product::before { position: absolute; width: 410px; height: 410px; top: 72px; left: 50%; border: 1px solid rgba(199,163,93,.34); border-radius: 50%; content: ""; transform: translateX(-50%); }
.hero-product__frame { position: relative; z-index: 1; width: min(100%, 480px); margin: 0 auto; padding: 20px; background: var(--ivory); box-shadow: 0 45px 100px rgba(0,0,0,.36); transform: none; }
.hero-product__frame img { width: 100%; aspect-ratio: 1 / 1.09; object-fit: cover; }
.hero-product__label { position: absolute; z-index: 2; top: 34px; right: -8px; color: rgba(199,163,93,.5); font-family: var(--serif); font-size: 2.6rem; line-height: 1.25; }
.hero-product__caption { position: absolute; z-index: 2; right: -35px; bottom: 42px; display: flex; width: 220px; padding: 18px 20px; flex-direction: column; color: var(--ink); background: var(--gold); box-shadow: 0 20px 50px rgba(0,0,0,.25); }
.hero-product__caption span, .hero-product__caption small { font-size: .58rem; letter-spacing: .12em; }
.hero-product__caption strong { margin: 4px 0; font-size: 1.05rem; }
.hero-stats { position: relative; z-index: 2; display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid rgba(255,255,255,.12); background: rgba(255,255,255,.03); }
.hero-stats > div { display: flex; min-height: 130px; padding: 25px 34px; align-items: center; gap: 18px; border-right: 1px solid rgba(255,255,255,.1); }
.hero-stats strong { color: var(--gold); font-family: var(--serif); font-size: 2.35rem; font-weight: 400; }
.hero-stats strong small { font-size: .75rem; }
.hero-stats span { color: rgba(255,255,255,.55); font-size: .68rem; line-height: 1.5; }

.split-heading, .section-head { display: grid; grid-template-columns: 1.1fr .9fr; gap: 80px; }
.lead-copy { padding-top: 40px; color: var(--muted); font-size: 1.04rem; }
.lead-copy p:first-child { color: var(--ink); font-size: 1.15rem; }
.lead-copy .text-link { margin-top: 18px; }
.material-grid { display: grid; grid-template-columns: 1.25fr .75fr; margin-top: 78px; gap: 22px; }
.material-card { position: relative; min-height: 330px; padding: 42px; overflow: hidden; border: 1px solid var(--line); background: var(--ivory); }
.material-card--large { grid-row: span 2; display: flex; min-height: 682px; flex-direction: column; justify-content: flex-end; }
.material-card--water { display: flex; align-items: flex-end; color: var(--white); background: var(--red); }
.material-card--dark { display: flex; align-items: flex-end; color: var(--white); background: var(--ink); }
.material-card h3 { margin-bottom: 10px; font-size: 2.4rem; }
.material-card p:not(.eyebrow) { margin-bottom: 8px; }
.material-card small { color: var(--muted); }
.grain-illustration { position: absolute; inset: 40px 45px auto; height: 380px; border-bottom: 1px solid rgba(122,31,36,.18); }
.grain-illustration i { position: absolute; bottom: 0; left: calc(10% + var(--i, 0) * 17%); display: block; width: 2px; height: 72%; background: var(--red); transform: rotate(var(--r, -8deg)); transform-origin: bottom; }
.grain-illustration i::before, .grain-illustration i::after { position: absolute; width: 26px; height: 10px; border: 1px solid var(--red); border-radius: 70% 20%; content: ""; }
.grain-illustration i::before { top: 24%; left: -24px; transform: rotate(30deg); }
.grain-illustration i::after { top: 42%; left: 0; transform: rotate(-30deg); }
.grain-illustration i:nth-child(1) { --i: 0; --r: -10deg; height: 66%; }
.grain-illustration i:nth-child(2) { --i: 1; --r: 7deg; height: 84%; }
.grain-illustration i:nth-child(3) { --i: 2; --r: -4deg; height: 75%; }
.grain-illustration i:nth-child(4) { --i: 3; --r: 9deg; height: 92%; }
.grain-illustration i:nth-child(5) { --i: 4; --r: -6deg; height: 70%; }
.water-mark { position: absolute; right: 5px; bottom: -80px; color: rgba(255,255,255,.07); font-family: var(--serif); font-size: 15rem; line-height: 1; }
.cellar-lines { position: absolute; inset: 0; opacity: .16; background: repeating-radial-gradient(ellipse at bottom right, transparent 0 18px, var(--gold) 19px 20px); }
.material-card > div:not(.water-mark):not(.cellar-lines) { position: relative; z-index: 1; }

.products-preview { color: var(--white); background: var(--red); }
.section-head { align-items: end; }
.section-head > p { max-width: 470px; margin-left: auto; color: rgba(255,255,255,.62); }
.section-head > p span { color: rgba(255,255,255,.43); }
.product-strip { display: grid; grid-template-columns: repeat(3, 1fr); margin-top: 70px; gap: 18px; }
.product-tile { padding: 22px; color: var(--ink); background: var(--ivory); transition: transform .35s ease, box-shadow .35s ease; }
.product-tile:hover { transform: translateY(-8px); box-shadow: 0 28px 80px rgba(0,0,0,.18); }
.product-tile__top { display: flex; align-items: center; justify-content: space-between; color: var(--red); }
.product-tile__top span { font-family: var(--serif); font-size: 1.2rem; }
.product-tile__top small { font-size: .58rem; letter-spacing: .13em; }
.product-tile__image { display: block; margin: 18px 0 22px; overflow: hidden; background: #fff; }
.product-tile__image img { width: 100%; aspect-ratio: 1 / 1.1; object-fit: contain; transition: transform .5s ease; }
.product-tile:hover img { transform: scale(1.035); }
.product-tile h3 { margin: 0 0 7px; font-size: 1.55rem; }
.product-tile > p { margin-bottom: 20px; color: var(--muted); font-size: .75rem; }
.product-tile__meta { display: flex; padding-top: 15px; justify-content: space-between; border-top: 1px solid var(--line); color: var(--red); font-size: .68rem; font-weight: 800; }
.centered-action { margin-top: 48px; text-align: center; }

.process-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 100px; }
.sticky-copy { align-self: start; position: sticky; top: 40px; }
.sticky-copy > p:not(.section-index):not(.cn-heading) { max-width: 460px; color: var(--muted); }
.process-list { border-top: 1px solid var(--line); }
.process-step { display: grid; grid-template-columns: 70px 1fr auto; min-height: 132px; padding: 25px 10px; align-items: center; gap: 25px; border-bottom: 1px solid var(--line); }
.process-step > span { color: var(--gold); font-family: var(--serif); font-size: 1.3rem; }
.process-step h3 { margin: 0 0 8px; font-size: 1.5rem; }
.process-step p { margin: 0; color: var(--muted); font-size: .75rem; }
.process-step strong { color: var(--red); font-size: .68rem; letter-spacing: .11em; }

.partnership { overflow: hidden; color: var(--white); background: var(--ink); }
.partnership__pattern { position: absolute; width: 800px; height: 800px; top: -300px; left: -250px; opacity: .12; border: 1px solid var(--gold); border-radius: 50%; box-shadow: 0 0 0 80px rgba(199,163,93,.22), 0 0 0 160px rgba(199,163,93,.13), 0 0 0 240px rgba(199,163,93,.07); }
.partnership__grid { position: relative; display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: 100px; }
.partnership__cn { max-width: 500px; color: rgba(255,255,255,.5); font-size: 1.1rem; }
.partnership__panel { padding: 50px; color: var(--ink); background: var(--ivory); }
.partnership__panel > p { color: var(--muted); }
.check-list { margin: 30px 0; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.check-list li { display: flex; padding: 15px 0; align-items: center; gap: 18px; border-bottom: 1px solid var(--line); font-size: .84rem; }
.check-list span { color: var(--red); font-family: var(--serif); }

.proof-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 90px; }
.proof-cards { display: grid; gap: 16px; }
.proof-card { position: relative; padding: 34px 38px 30px 130px; border: 1px solid var(--line); background: var(--ivory); }
.proof-card > span { position: absolute; top: 36px; left: 28px; color: var(--gold); font-size: .58rem; letter-spacing: .15em; }
.proof-card h3 { margin-bottom: 8px; font-size: 1.55rem; }
.proof-card p { margin: 0; color: var(--muted); font-size: .82rem; }
.final-cta { position: relative; padding: 130px 0; color: var(--white); text-align: center; background: var(--red); }
.final-cta::before { position: absolute; inset: 20px; border: 1px solid rgba(199,163,93,.35); content: ""; }
.final-cta__inner { position: relative; }
.final-cta h2 { margin-bottom: 10px; }
.final-cta p:not(.eyebrow) { margin-bottom: 28px; color: var(--gold-pale); font-size: 1.2rem; letter-spacing: .18em; }

.page-hero { position: relative; min-height: 540px; padding: 125px 0 95px; overflow: hidden; color: var(--white); background: var(--ink); }
.page-hero__pattern { position: absolute; inset: 0; opacity: .18; background-image: linear-gradient(45deg, transparent 46%, rgba(199,163,93,.3) 47% 48%, transparent 49%), linear-gradient(-45deg, transparent 46%, rgba(199,163,93,.18) 47% 48%, transparent 49%); background-size: 64px 64px; mask-image: linear-gradient(to left, #000, transparent 80%); }
.page-hero::after { position: absolute; width: 420px; height: 420px; top: -120px; right: -80px; border: 1px solid rgba(199,163,93,.2); border-radius: 50%; content: ""; box-shadow: 0 0 0 90px rgba(199,163,93,.035), 0 0 0 180px rgba(199,163,93,.02); }
.page-hero__grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1.1fr .9fr; align-items: end; gap: 90px; }
.page-hero h1 { margin-bottom: 10px; font-size: clamp(4rem, 7.5vw, 7rem); }
.page-hero__cn { margin: 0; color: var(--gold-pale); font-size: 1.45rem; letter-spacing: .18em; }
.page-hero__lead { margin: 0 0 18px; color: rgba(255,255,255,.65); font-size: 1.02rem; }
.page-hero__lead span { display: block; margin-top: 15px; color: rgba(255,255,255,.42); }

.product-catalog { padding-top: 60px; }
.filter-bar { display: flex; margin-bottom: 50px; gap: 8px; border-bottom: 1px solid var(--line); }
.filter-bar button { padding: 16px 25px; color: var(--muted); border: 0; border-bottom: 2px solid transparent; background: transparent; font-size: .8rem; font-weight: 750; }
.filter-bar button small { display: block; font-weight: 400; }
.filter-bar button.is-active { color: var(--red); border-bottom-color: var(--red); }
.catalog-grid { display: grid; gap: 32px; }
.catalog-card { display: grid; grid-template-columns: .9fr 1.1fr; min-height: 620px; scroll-margin-top: 30px; border: 1px solid var(--line); background: var(--ivory); }
.catalog-card.is-hidden { display: none; }
.catalog-card__image { position: relative; display: grid; padding: 38px; place-items: center; overflow: hidden; background: #fff; }
.catalog-card__image img { width: 100%; height: 510px; object-fit: contain; }
.catalog-card__content { display: flex; padding: 62px; flex-direction: column; justify-content: center; }
.catalog-card__content h2 { margin: 0 0 7px; font-size: clamp(2rem, 4vw, 3.5rem); }
.catalog-card__en { color: var(--red); font-size: .85rem; }
.catalog-card__content > p:not(.eyebrow):not(.catalog-card__en) { margin-bottom: 10px; }
.spec-list { margin: 20px 0 28px; border-top: 1px solid var(--line); }
.spec-list > div { display: grid; grid-template-columns: 120px 1fr; padding: 10px 0; border-bottom: 1px solid var(--line); }
.spec-list dt { color: var(--red); font-size: .66rem; font-weight: 800; letter-spacing: .08em; }
.spec-list dd { margin: 0; font-size: .78rem; }
.catalog-note { padding: 85px 0; color: var(--white); background: var(--red); }
.note-grid { display: grid; grid-template-columns: .45fr 1.25fr auto; align-items: center; gap: 50px; }
.note-grid h2 { margin-bottom: 12px; font-size: 2.5rem; }
.note-grid p { margin: 0; color: rgba(255,255,255,.65); }

.option-grid { display: grid; grid-template-columns: repeat(4, 1fr); margin-top: 70px; gap: 14px; }
.option-card { min-height: 280px; padding: 32px; border: 1px solid var(--line); background: var(--ivory); }
.option-card > span { color: var(--gold); font-family: var(--serif); font-size: 1.3rem; }
.option-card h3 { margin: 65px 0 10px; font-size: 1.4rem; }
.option-card p { margin-bottom: 8px; color: var(--red); font-weight: 700; }
.option-card small { color: var(--muted); }
.collaboration-flow, .craft-flow { color: var(--white); background: var(--ink); }
.section-head--dark > p { color: rgba(255,255,255,.52); }
.flow-list { margin-top: 60px; border-top: 1px solid rgba(255,255,255,.14); }
.flow-step { display: grid; grid-template-columns: 80px 1fr 1fr; min-height: 120px; padding: 24px 0; align-items: center; gap: 30px; border-bottom: 1px solid rgba(255,255,255,.14); }
.flow-step > span { color: var(--gold); font-family: var(--serif); font-size: 1.5rem; }
.flow-step h3 { margin: 0 0 6px; }
.flow-step div p, .flow-step > p { margin: 0; color: rgba(255,255,255,.48); font-size: .78rem; }
.readiness__grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 90px; }
.brief-list { border-top: 1px solid var(--line); }
.brief-list > div { display: grid; grid-template-columns: 65px 1fr; padding: 19px 0; align-items: center; border-bottom: 1px solid var(--line); }
.brief-list span { color: var(--gold); font-family: var(--serif); }
.brief-list p { margin: 0; font-weight: 700; }
.brief-list small { color: var(--muted); font-weight: 400; }

.grain-grid { display: grid; grid-template-columns: repeat(5, 1fr); margin-top: 70px; gap: 10px; }
.grain-card { position: relative; min-height: 300px; padding: 26px; overflow: hidden; border: 1px solid var(--line); background: var(--ivory); }
.grain-card span { color: var(--gold); font-family: var(--serif); }
.grain-card i { position: absolute; width: 90px; height: 160px; top: 60px; left: 50%; border: 1px solid var(--red); border-radius: 80% 20% 70% 30%; opacity: .35; transform: translateX(-50%) rotate(25deg); }
.grain-card h3 { margin: 185px 0 7px; font-size: 1.4rem; }
.grain-card p { margin: 0; color: var(--muted); font-size: .72rem; }
.craft-timeline { display: grid; grid-template-columns: repeat(3, 1fr); margin-top: 70px; border-top: 1px solid rgba(255,255,255,.13); border-left: 1px solid rgba(255,255,255,.13); }
.craft-stage { min-height: 220px; padding: 30px; border-right: 1px solid rgba(255,255,255,.13); border-bottom: 1px solid rgba(255,255,255,.13); }
.craft-stage > span { color: var(--gold); font-family: var(--serif); font-size: 1.4rem; }
.craft-stage div { margin: 58px 0 14px; }
.craft-stage h3 { margin: 0 0 8px; font-size: 1.5rem; }
.craft-stage p, .craft-stage small { margin: 0; color: rgba(255,255,255,.45); font-size: .72rem; }
.sensory__grid { display: grid; grid-template-columns: .7fr 1.3fr; align-items: center; gap: 100px; }
.sensory__mark { display: grid; aspect-ratio: 1; place-items: center; border: 1px solid var(--line); border-radius: 50%; box-shadow: inset 0 0 0 45px rgba(199,163,93,.08); }
.sensory__mark span { color: var(--red); font-family: var(--serif); font-size: 9rem; }
.sensory__cn { color: var(--red); font-size: 1.5rem; font-weight: 800; letter-spacing: .12em; }
.sensory__grid p:last-child { color: var(--muted); }
.quality-proof { color: var(--white); background: var(--red); }
.quality-proof__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 100px; }
.quality-proof__grid > div:first-child > p:not(.section-index) { color: rgba(255,255,255,.62); }
.quality-list { border-top: 1px solid rgba(255,255,255,.2); }
.quality-list > div { display: grid; grid-template-columns: 65px 1fr; padding: 20px 0; align-items: center; border-bottom: 1px solid rgba(255,255,255,.2); }
.quality-list span { color: var(--gold-pale); font-family: var(--serif); }
.quality-list p { margin: 0; font-weight: 750; }
.quality-list small { display: block; color: rgba(255,255,255,.5); font-weight: 400; }

.about-intro__grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 100px; }
.story-band { overflow: hidden; color: var(--white); background: var(--red); }
.story-band__well { position: absolute; width: 550px; height: 550px; right: -100px; bottom: -270px; display: grid; place-items: center; border: 1px solid rgba(255,255,255,.15); border-radius: 50%; box-shadow: inset 0 0 0 70px rgba(255,255,255,.025), inset 0 0 0 140px rgba(255,255,255,.02); }
.story-band__well span { color: rgba(255,255,255,.06); font-family: var(--serif); font-size: 12rem; }
.story-band__grid { position: relative; display: grid; grid-template-columns: .9fr 1.1fr; gap: 100px; }
.story-band__grid > div:last-child { color: rgba(255,255,255,.7); font-size: 1.04rem; }
.story-band__grid small { color: rgba(255,255,255,.4); }
.value-grid { display: grid; grid-template-columns: repeat(4, 1fr); margin-top: 65px; border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.value-card { min-height: 280px; padding: 28px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.value-card > span { color: var(--gold); font-family: var(--serif); }
.value-card h3 { margin: 70px 0 5px; font-size: 1.9rem; }
.value-card p { color: var(--red); font-size: .78rem; font-weight: 800; }
.value-card small { color: var(--muted); }
.milestones { color: var(--white); background: var(--ink); }
.milestones__grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 90px; }
.milestone-list { display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid rgba(255,255,255,.14); border-left: 1px solid rgba(255,255,255,.14); }
.milestone-list > div { min-height: 180px; padding: 26px; border-right: 1px solid rgba(255,255,255,.14); border-bottom: 1px solid rgba(255,255,255,.14); }
.milestone-list strong { color: var(--gold); font-family: var(--serif); font-size: 2.8rem; font-weight: 400; }
.milestone-list sup { font-size: .8rem; }
.milestone-list p { margin: 20px 0 0; }
.milestone-list small { color: rgba(255,255,255,.45); }

.contact-grid { display: grid; grid-template-columns: .8fr 1.2fr; align-items: start; gap: 90px; }
.contact-details h2 { font-size: clamp(2.6rem, 4vw, 4rem); }
.contact-details dl { margin: 45px 0 30px; border-top: 1px solid var(--line); }
.contact-details dl > div { padding: 17px 0; border-bottom: 1px solid var(--line); }
.contact-details dt { color: var(--red); font-size: .66rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.contact-details dd { margin: 5px 0 0; }
.contact-details dd small, .contact-note { color: var(--muted); }
.contact-note { font-size: .8rem; }
.inquiry-card { padding: 52px; background: var(--ivory); box-shadow: var(--shadow); }
.inquiry-card h2 { margin-bottom: 34px; font-size: 2.5rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.inquiry-form label { display: block; margin-bottom: 18px; color: var(--red); font-size: .7rem; font-weight: 800; letter-spacing: .04em; }
.inquiry-form input, .inquiry-form select, .inquiry-form textarea { width: 100%; margin-top: 8px; padding: 13px 0; color: var(--ink); border: 0; border-bottom: 1px solid var(--line); border-radius: 0; outline: none; background: transparent; font-size: .9rem; }
.inquiry-form textarea { min-height: 130px; resize: vertical; }
.inquiry-form input:focus, .inquiry-form select:focus, .inquiry-form textarea:focus { border-bottom-color: var(--red); }
.inquiry-form .button { width: 100%; margin-top: 12px; }
.honeypot { position: absolute !important; left: -9999px !important; }
.form-notice { margin-bottom: 24px; padding: 14px 16px; font-size: .8rem; }
.form-notice--success { color: #1e5e39; background: #e6f2e8; }
.form-notice--error { color: var(--red); background: #f6e4e4; }
.entry-content { max-width: 900px; }
.error-page { min-height: 680px; display: grid; padding: 100px 0; place-items: center; text-align: center; background: var(--ivory); }
.error-page .display-number { margin: 0; color: var(--gold); font-family: var(--serif); font-size: clamp(7rem, 22vw, 16rem); line-height: .8; }
.error-page h1 { margin: 25px 0 12px; font-size: clamp(2.8rem, 6vw, 5rem); }
.error-page .button { margin-top: 20px; }

.site-footer { padding: 78px 0 0; color: rgba(255,255,255,.62); background: #100e0c; }
.footer-grid { display: grid; grid-template-columns: 1.35fr 1fr 1fr 1.1fr; gap: 60px; }
.footer-grid > div:not(.footer-brand) { display: flex; flex-direction: column; align-items: flex-start; gap: 9px; }
.brand--footer { color: var(--white); }
.footer-brand > p { margin: 25px 0 0; font-family: var(--serif); font-size: 1.15rem; }
.footer-brand .footer-cn { margin-top: 5px; color: var(--gold); font-family: var(--sans); font-size: .82rem; }
.footer-title { margin-bottom: 12px !important; color: var(--gold-pale); font-size: .65rem !important; font-weight: 800; letter-spacing: .15em; text-transform: uppercase; }
.footer-grid a:not(.button) { font-size: .78rem; }
.footer-grid a:not(.button):hover { color: var(--white); }
.footer-grid p { margin: 0; font-size: .78rem; }
.footer-inquiry .button { margin-top: 15px; }
.footer-bottom { display: flex; margin-top: 60px; padding: 20px 0; justify-content: space-between; border-top: 1px solid rgba(255,255,255,.1); font-size: .65rem; }

.js .reveal { opacity: 0; transform: translateY(24px); transition: opacity .8s ease, transform .8s ease; }
.js .reveal--delay { transition-delay: .14s; }
.js .reveal.is-visible { opacity: 1; transform: translateY(0); }

@media (max-width: 1040px) {
    .site-nav { gap: 18px; }
    .site-nav a:nth-last-child(-n+2) { display: none; }
    .hero { min-height: auto; }
    .hero__grid { grid-template-columns: 1fr 1fr; gap: 20px; }
    .hero-product__caption { right: 0; }
    .hero-stats > div { padding-inline: 20px; }
    .material-grid { grid-template-columns: 1fr 1fr; }
    .option-grid, .value-grid { grid-template-columns: 1fr 1fr; }
    .grain-grid { grid-template-columns: repeat(3, 1fr); }
    .footer-grid { grid-template-columns: 1.3fr 1fr 1fr; }
    .footer-inquiry { display: none !important; }
}

@media (max-width: 780px) {
    .container { width: min(calc(100% - 32px), var(--container)); }
    .section { padding: 82px 0; }
    .topline__inner span:last-child, .header-cta { display: none; }
    .topline__inner { justify-content: center; }
    .nav-shell { grid-template-columns: 1fr auto; min-height: 72px; }
    .nav-toggle { display: block; }
    .site-nav { position: fixed; z-index: 101; inset: 106px 0 auto; display: flex; padding: 28px 24px 38px; flex-direction: column; align-items: stretch; background: var(--ink); opacity: 0; pointer-events: none; transform: translateY(-12px); transition: opacity .3s, transform .3s; }
    .site-nav.is-open { opacity: 1; pointer-events: auto; transform: none; }
    .site-nav a, .site-nav a:nth-last-child(-n+2) { display: flex; padding: 13px 0; font-size: 1rem; border-bottom: 1px solid rgba(255,255,255,.1); }
    .site-nav a::after { display: none; }
    .age-gate__panel { padding: 42px 26px; }
    .age-gate__actions { flex-direction: column; }
    .hero { padding-top: 75px; }
    .hero__grid, .split-heading, .section-head, .process-grid, .partnership__grid, .proof-grid, .page-hero__grid, .readiness__grid, .quality-proof__grid, .about-intro__grid, .story-band__grid, .milestones__grid, .contact-grid, .sensory__grid { grid-template-columns: 1fr; gap: 42px; }
    .hero h1 { font-size: clamp(3.7rem, 16vw, 5.5rem); }
    .hero__copy { padding-bottom: 10px; }
    .hero__cn { font-size: 1.2rem; }
    .hero__actions { align-items: flex-start; flex-direction: column; gap: 22px; }
    .hero-product { min-height: 500px; }
    .hero-product__label { right: 0; }
    .hero-product__frame { width: 86%; }
    .hero-product__caption { bottom: 45px; }
    .hero-stats { grid-template-columns: 1fr 1fr; }
    .hero-stats > div { min-height: 100px; }
    .material-grid, .product-strip, .catalog-card { grid-template-columns: 1fr; }
    .material-card--large { min-height: 580px; }
    .product-strip { gap: 22px; }
    .sticky-copy { position: static; }
    .process-step { grid-template-columns: 50px 1fr; }
    .process-step strong { grid-column: 2; }
    .partnership__panel { padding: 32px 24px; }
    .proof-card { padding-left: 32px; }
    .proof-card > span { position: static; display: block; margin-bottom: 35px; }
    .page-hero { min-height: 480px; padding-top: 90px; }
    .page-hero__lead { max-width: 590px; }
    .catalog-card { min-height: 0; }
    .catalog-card__image img { height: 390px; }
    .catalog-card__content { padding: 38px 28px; }
    .note-grid { grid-template-columns: 1fr; gap: 22px; }
    .option-grid { grid-template-columns: 1fr 1fr; }
    .flow-step { grid-template-columns: 55px 1fr; }
    .flow-step > p { grid-column: 2; }
    .grain-grid { grid-template-columns: 1fr 1fr; }
    .craft-timeline { grid-template-columns: 1fr 1fr; }
    .sensory__mark { max-width: 380px; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 520px) {
    h2 { font-size: 2.65rem; }
    .brand__wordmark strong { font-size: 1rem; }
    .hero-product { min-height: 420px; }
    .hero-product::before { width: 300px; height: 300px; }
    .hero-product__caption { width: 190px; right: -4px; bottom: 12px; }
    .hero-stats { width: 100%; }
    .hero-stats > div { display: block; padding: 18px; }
    .hero-stats span { display: block; }
    .material-grid, .option-grid, .grain-grid, .craft-timeline, .value-grid, .footer-grid { grid-template-columns: 1fr; }
    .material-card--large { min-height: 500px; }
    .grain-illustration { height: 280px; }
    .catalog-card__image { padding: 20px; }
    .catalog-card__image img { height: 320px; }
    .spec-list > div { grid-template-columns: 90px 1fr; }
    .filter-bar { overflow-x: auto; }
    .filter-bar button { flex: 0 0 auto; }
    .form-row { grid-template-columns: 1fr; gap: 0; }
    .inquiry-card { padding: 34px 22px; }
    .milestone-list { grid-template-columns: 1fr; }
    .footer-bottom { align-items: flex-start; flex-direction: column; gap: 8px; }
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
    .js .reveal { opacity: 1; transform: none; }
}

/* Lingshan signature system: Mountain Archive */
:root {
    --ink: #12110f;
    --ink-soft: #201d19;
    --red: #9f2926;
    --red-bright: #c23b32;
    --gold: #d0a95c;
    --gold-pale: #ead7aa;
    --ivory: #eee7d9;
    --paper: #f7f2e8;
    --muted: #70695f;
    --line: rgba(37, 29, 20, .18);
    --container: 1280px;
    --shadow: 0 32px 90px rgba(18, 13, 8, .16);
}

body {
    background-color: var(--paper);
    background-image: linear-gradient(90deg, rgba(65, 49, 29, .025) 1px, transparent 1px), linear-gradient(rgba(65, 49, 29, .025) 1px, transparent 1px);
    background-size: 28px 28px;
}

body::before {
    position: fixed;
    z-index: 90;
    top: 34px;
    bottom: 0;
    left: 18px;
    width: 1px;
    content: "";
    background: linear-gradient(var(--red), rgba(159,41,38,0));
    opacity: .75;
    pointer-events: none;
}

.container { width: min(calc(100% - 64px), var(--container)); }
.section { padding: 140px 0; }
h1, h2, h3 { text-wrap: balance; }
h2 { font-size: clamp(3.2rem, 5.4vw, 5.9rem); }
.eyebrow { letter-spacing: .23em; }
.section-index { gap: 22px; font-family: var(--serif); font-size: 1.55rem; }
.section-index::after { width: 54px; height: 1px; content: ""; background: currentColor; opacity: .45; }
.section-index span { order: 2; font-family: var(--sans); }

.button { position: relative; min-height: 56px; padding-inline: 28px; overflow: hidden; clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 12px 100%, 0 calc(100% - 12px)); letter-spacing: .1em; }
.button::before { position: absolute; inset: 0; content: ""; background: linear-gradient(110deg, transparent 30%, rgba(255,255,255,.25), transparent 70%); transform: translateX(-120%); transition: transform .55s ease; }
.button:hover::before { transform: translateX(120%); }

.site-header { position: relative; background: rgba(18,17,15,.98); }
.topline { background: #0b0a09; }
.topline::before { position: absolute; top: 0; left: 0; width: 32%; height: 2px; content: ""; background: var(--red-bright); }
.nav-shell { min-height: 94px; }
.brand__seal { position: relative; width: 48px; height: 48px; border-color: var(--red-bright); border-radius: 0; color: var(--gold-pale); font-family: Georgia, serif; font-size: 1rem; font-weight: 700; letter-spacing: -.05em; clip-path: polygon(8px 0, 100% 0, 100% calc(100% - 8px), calc(100% - 8px) 100%, 0 100%, 0 8px); }
.brand__seal::after { position: absolute; inset: 5px; border: 1px solid rgba(208,169,92,.55); content: ""; }
.brand__wordmark strong { font-size: 1.05rem; letter-spacing: .22em; }
.brand__wordmark small { color: var(--gold); letter-spacing: .22em; }
.site-nav a { font-size: .7rem; letter-spacing: .08em; text-transform: uppercase; }
.site-nav a::after { bottom: -20px; height: 2px; background: var(--red-bright); }
.header-cta { border-left-color: rgba(208,169,92,.25); text-transform: uppercase; letter-spacing: .11em; }

.hero { min-height: 960px; padding-top: 88px; isolation: isolate; background: #12110f; }
.hero::before { position: absolute; z-index: -1; inset: 0; content: ""; background: radial-gradient(circle at 72% 44%, rgba(159,41,38,.24), transparent 28%), linear-gradient(115deg, transparent 0 52%, rgba(255,255,255,.025) 52% 76%, transparent 76%); }
.hero__grain { opacity: .16; background-size: 5px 5px; }
.hero__orb { width: 720px; height: 720px; top: 70px; right: -140px; border-color: rgba(208,169,92,.12); box-shadow: 0 0 0 95px rgba(208,169,92,.018), 0 0 0 190px rgba(208,169,92,.012); }
.hero__mountains { position: absolute; z-index: 0; right: -40px; bottom: 115px; width: 62%; height: 62%; opacity: .32; pointer-events: none; }
.hero__mountains path { fill: none; stroke: var(--gold); stroke-width: 1; vector-effect: non-scaling-stroke; }
.hero__grid { grid-template-columns: .94fr 1.06fr; gap: 82px; }
.hero__copy { padding: 20px 0 96px; }
.hero h1 { margin-bottom: 28px; font-size: clamp(4.4rem, 7vw, 7.5rem); line-height: .84; letter-spacing: -.065em; }
.hero h1 span { display: inline-block; font-size: .69em; letter-spacing: -.03em; }
.hero__cn { display: inline-block; margin-bottom: 28px; padding: 8px 12px 8px 15px; color: var(--ink); background: var(--gold); font-size: .7rem; font-weight: 850; letter-spacing: .18em; }
.hero__intro { max-width: 550px; font-size: .92rem; line-height: 1.85; }
.hero__actions { margin-top: 40px; }
.hero-product { min-height: 650px; display: grid; align-items: center; }
.hero-product::before { width: 500px; height: 500px; top: 70px; border-color: rgba(208,169,92,.22); box-shadow: inset 0 0 0 32px rgba(208,169,92,.018); }
.hero-product__frame { width: min(100%, 525px); padding: 18px; background: #f4efe4; box-shadow: 0 48px 110px rgba(0,0,0,.5); clip-path: polygon(22px 0, 100% 0, 100% calc(100% - 22px), calc(100% - 22px) 100%, 0 100%, 0 22px); }
.hero-product__frame::before { position: absolute; z-index: 2; inset: 10px; border: 1px solid rgba(159,41,38,.22); content: ""; pointer-events: none; }
.hero-product__frame img { position: relative; z-index: 1; }
.hero-product__caption { right: -16px; bottom: 36px; width: 245px; padding: 22px 24px; color: #fff; background: var(--red); border-top: 3px solid var(--gold); box-shadow: 0 22px 55px rgba(0,0,0,.35); }
.hero-product__caption span, .hero-product__caption small { color: var(--gold-pale); }
.hero-product__caption strong { font-size: 1.08rem; }
.hero-stats { grid-template-columns: repeat(4, 1fr); border: 0; background: var(--ivory); color: var(--ink); box-shadow: 0 20px 65px rgba(0,0,0,.28); }
.hero-stats > div { position: relative; min-height: 142px; padding: 23px 30px; align-items: flex-start; flex-direction: column; justify-content: center; gap: 3px; border-color: rgba(37,29,20,.14); }
.hero-stats > div::after { position: absolute; right: 14px; bottom: 10px; color: rgba(159,41,38,.12); content: "LS"; font-family: var(--serif); font-size: 2.2rem; }
.hero-stats > div > small { color: var(--red); font-size: .52rem; font-weight: 800; letter-spacing: .17em; }
.hero-stats strong { color: var(--ink); font-size: 2.65rem; line-height: 1; }
.hero-stats strong sup { color: var(--red); font-family: var(--sans); font-size: .65rem; }
.hero-stats span { color: var(--muted); font-size: .64rem; letter-spacing: .05em; }

.heritage { background: var(--paper); }
.heritage::after { position: absolute; z-index: 0; top: 220px; right: -90px; width: 360px; height: 360px; border: 1px solid rgba(159,41,38,.12); border-radius: 50%; content: ""; box-shadow: inset 0 0 0 45px var(--paper), inset 0 0 0 46px rgba(159,41,38,.1), inset 0 0 0 90px var(--paper), inset 0 0 0 91px rgba(159,41,38,.08); }
.heritage > .container { position: relative; z-index: 1; }
.material-grid { gap: 0; border: 1px solid var(--line); box-shadow: var(--shadow); }
.material-card { border: 0; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.material-card--large { background: linear-gradient(145deg, #f4eddf, #e5dac6); }
.material-card--water { background: linear-gradient(145deg, #b13a31, #7f211f); }
.material-card--dark { background: linear-gradient(145deg, #27221c, #11100e); }
.material-card h3 { font-family: var(--serif); font-weight: 400; }

.products-preview { background-color: #171411; background-image: radial-gradient(circle at 14% 22%, rgba(159,41,38,.24), transparent 26%), linear-gradient(120deg, transparent 70%, rgba(208,169,92,.045) 70%); }
.products-preview::before { position: absolute; top: 42px; right: 4%; content: "THE LINGSHAN COLLECTION"; color: rgba(255,255,255,.17); font-family: var(--serif); font-size: clamp(2rem, 5vw, 5rem); letter-spacing: .04em; }
.product-strip { gap: 24px; }
.product-tile { position: relative; padding: 14px 14px 24px; background: #eee7d9; border-bottom: 4px solid var(--red); clip-path: polygon(14px 0, 100% 0, 100% calc(100% - 14px), calc(100% - 14px) 100%, 0 100%, 0 14px); }
.product-tile::before { position: absolute; z-index: 1; top: 0; left: 0; width: 46px; height: 46px; content: ""; border-top: 1px solid var(--gold); border-left: 1px solid var(--gold); }
.product-tile__top { padding: 8px 8px 0; }
.product-tile__top span { font-size: 1.65rem; }
.product-tile__image { margin-inline: 0; border: 1px solid rgba(37,29,20,.1); }
.product-tile h3, .product-tile > p, .product-tile__meta { margin-inline: 10px; }

.process-preview { background: linear-gradient(90deg, rgba(208,169,92,.08) 0 1px, transparent 1px) 50%/25% 100%, var(--paper); }
.process-step { min-height: 145px; padding-inline: 18px; transition: color .3s ease, background .3s ease, padding .3s ease; }
.process-step:hover { padding-inline: 28px; color: #fff; background: var(--red); }
.process-step:hover p, .process-step:hover strong, .process-step:hover > span { color: var(--gold-pale); }
.process-step h3 { font-family: var(--serif); font-size: 1.7rem; font-weight: 400; }

.partnership { background: var(--red); }
.partnership__pattern { border-radius: 0; transform: skewX(-12deg); opacity: .18; }
.partnership__panel { position: relative; padding: 58px; background: var(--paper); box-shadow: 24px 24px 0 rgba(18,17,15,.2); clip-path: polygon(28px 0, 100% 0, 100% calc(100% - 28px), calc(100% - 28px) 100%, 0 100%, 0 28px); }
.partnership__panel::after { position: absolute; top: 24px; right: 24px; width: 46px; height: 46px; display: grid; place-items: center; content: "LS"; color: var(--gold-pale); background: var(--red); font-family: var(--serif); }

.proof-card { overflow: hidden; background: rgba(238,231,217,.65); transition: border-color .3s, background .3s; }
.proof-card::after { position: absolute; top: -35px; right: -35px; width: 85px; height: 85px; content: ""; border: 1px solid rgba(159,41,38,.2); transform: rotate(45deg); }
.proof-card:hover { border-color: var(--red); background: var(--ivory); }
.proof-card h3 { font-family: var(--serif); font-size: 1.8rem; font-weight: 400; }

.final-cta { overflow: hidden; background: #14120f; }
.final-cta::before { inset: 26px; border-color: rgba(208,169,92,.3); }
.final-cta::after { position: absolute; right: -4%; bottom: -36%; content: "LINGSHAN"; color: rgba(255,255,255,.025); font-family: var(--serif); font-size: clamp(7rem, 17vw, 17rem); line-height: 1; }
.final-cta__inner { z-index: 1; }
.final-cta h2 em, .final-cta h2 { font-family: var(--serif); font-weight: 400; }

.page-hero { min-height: 590px; padding-top: 145px; background: #14120f; }
.page-hero__pattern { opacity: .28; background-image: repeating-radial-gradient(ellipse at 95% 115%, transparent 0 31px, rgba(208,169,92,.25) 32px 33px); background-size: auto; mask-image: linear-gradient(to left, #000, transparent 84%); }
.page-hero::before { position: absolute; left: 0; bottom: 0; width: 8px; height: 62%; content: ""; background: var(--red); }
.page-hero::after { border-radius: 0; transform: rotate(45deg); border-color: rgba(159,41,38,.22); }
.page-hero__cn { display: inline-block; padding: 7px 10px; color: var(--ink); background: var(--gold); font-size: .65rem; font-weight: 800; letter-spacing: .16em; }

.filter-bar { position: sticky; z-index: 5; top: 0; padding-top: 8px; background: rgba(247,242,232,.94); backdrop-filter: blur(12px); }
.filter-bar button { letter-spacing: .07em; text-transform: uppercase; }
.catalog-grid { gap: 52px; }
.catalog-card { position: relative; border: 0; box-shadow: var(--shadow); background: var(--ivory); clip-path: polygon(24px 0, 100% 0, 100% calc(100% - 24px), calc(100% - 24px) 100%, 0 100%, 0 24px); }
.catalog-card:nth-child(even) .catalog-card__image { order: 2; }
.catalog-card::before { position: absolute; z-index: 2; top: 0; left: 0; width: 70px; height: 6px; content: ""; background: var(--red); }
.catalog-card__image { background: #fffdf8; }
.catalog-card__content h2 { font-family: var(--serif); font-weight: 400; }
.spec-list dt { letter-spacing: .13em; }
.catalog-note { background: var(--red); }

.option-card, .grain-card, .value-card { position: relative; overflow: hidden; background: rgba(238,231,217,.7); transition: background .3s, color .3s, transform .3s; }
.option-card::after, .grain-card::after, .value-card::after { position: absolute; top: 0; right: 0; width: 26px; height: 26px; content: ""; border-top: 2px solid var(--red); border-right: 2px solid var(--red); }
.option-card:hover, .grain-card:hover, .value-card:hover { color: #fff; background: var(--red); transform: translateY(-6px); }
.option-card:hover p, .option-card:hover small, .grain-card:hover p, .value-card:hover p, .value-card:hover small { color: rgba(255,255,255,.72); }
.option-card h3, .grain-card h3, .value-card h3 { font-family: var(--serif); font-weight: 400; }
.collaboration-flow, .craft-flow, .milestones { background-color: #171411; background-image: linear-gradient(135deg, transparent 0 74%, rgba(159,41,38,.11) 74%); }
.flow-step, .craft-stage { transition: background .3s; }
.flow-step:hover, .craft-stage:hover { background: rgba(159,41,38,.22); }
.craft-stage h3, .flow-step h3 { font-family: var(--serif); font-weight: 400; }
.sensory__mark { position: relative; border-radius: 0; transform: none; clip-path: polygon(50% 0, 100% 50%, 50% 100%, 0 50%); box-shadow: inset 0 0 0 42px rgba(208,169,92,.08); }
.sensory__mark::after { position: absolute; inset: 17%; border: 1px solid rgba(159,41,38,.3); content: ""; }
.sensory__mark span { z-index: 1; font-size: clamp(2.6rem, 6vw, 5rem); letter-spacing: .08em; }
.quality-proof, .story-band { background: linear-gradient(120deg, #a92f2a, #741d1d); }
.milestone-list strong { font-size: 3.4rem; }
.inquiry-card { position: relative; background: var(--ivory); border-top: 5px solid var(--red); box-shadow: 22px 22px 0 rgba(159,41,38,.09), var(--shadow); }
.inquiry-card::before { position: absolute; top: 22px; right: 22px; width: 42px; height: 42px; display: grid; place-items: center; content: "LS"; color: var(--gold-pale); background: var(--red); font-family: var(--serif); }
.site-footer { position: relative; background: #0c0b0a; }
.site-footer::before { position: absolute; top: 0; right: 0; left: 0; height: 4px; content: ""; background: linear-gradient(90deg, var(--red) 0 32%, var(--gold) 32% 47%, transparent 47%); }
.brand__logo { display: block; width: 210px; height: 44px; object-fit: contain; object-position: left center; }
.brand__logo--footer { width: 230px; height: 49px; }
.age-gate__logo { display: block; width: 68px; height: 68px; margin: 0 auto 24px; box-shadow: 0 12px 30px rgba(18,17,15,.18); }

@media (max-width: 1040px) {
    .hero { min-height: 880px; }
    .hero__grid { grid-template-columns: 1fr 1fr; gap: 20px; }
    .hero h1 { font-size: clamp(4rem, 7.5vw, 6rem); }
    .hero-product__frame { width: 90%; }
}

@media (max-width: 780px) {
    body::before { display: none; }
    .container { width: min(calc(100% - 32px), var(--container)); }
    .section { padding: 92px 0; }
    .site-nav { top: 106px; inset-block-start: 106px; }
    .hero { min-height: auto; padding-top: 78px; }
    .hero__grid { grid-template-columns: 1fr; gap: 24px; }
    .hero__copy { padding-bottom: 20px; }
    .hero h1 { font-size: clamp(4rem, 17vw, 6.4rem); }
    .hero h1 span { font-size: .62em; }
    .hero__mountains { right: -30%; bottom: 120px; width: 125%; height: 45%; }
    .hero-product { min-height: 570px; }
    .hero-product__frame { width: 86%; }
    .hero-stats { grid-template-columns: 1fr 1fr; width: 100%; }
    .hero-stats > div { min-height: 126px; }
    .catalog-card:nth-child(even) .catalog-card__image { order: initial; }
    .page-hero { min-height: 520px; padding-top: 105px; }
    .partnership__panel { padding: 44px 30px; }
}

@media (max-width: 520px) {
    .topline__inner { font-size: .55rem; }
    .brand__seal { width: 42px; height: 42px; }
    .brand__wordmark strong { font-size: .88rem; }
    .brand__logo { width: 184px; height: 40px; }
    .hero { padding-top: 62px; }
    .hero h1 { font-size: clamp(3.7rem, 18vw, 5.2rem); }
    .hero__cn { max-width: 95%; font-size: .59rem; line-height: 1.55; }
    .hero-product { min-height: 470px; }
    .hero-product::before { width: 310px; height: 310px; }
    .hero-product__caption { width: 200px; right: -2px; bottom: 8px; padding: 16px 17px; }
    .hero-stats > div { min-height: 118px; padding: 18px; }
    .hero-stats strong { font-size: 2.15rem; }
    .hero-stats > div::after { display: none; }
    .products-preview::before { top: 24px; }
    .material-grid { border: 0; }
    .material-card { border: 1px solid var(--line); }
    .catalog-grid { gap: 32px; }
    .catalog-card { clip-path: polygon(15px 0, 100% 0, 100% calc(100% - 15px), calc(100% - 15px) 100%, 0 100%, 0 15px); }
    .sensory__mark { max-width: 300px; margin-inline: auto; }
}

/* Sequence-free content rhythm */
.product-tile__top { justify-content: flex-end; }
.process-step { grid-template-columns: 1fr auto; }
.process-step strong { grid-column: auto; }
.option-card h3 { margin-top: 24px; }
.flow-step { grid-template-columns: 1fr 1fr; }
.brief-list > div { grid-template-columns: 1fr; }
.craft-stage div { margin-top: 24px; }
.quality-list > div { grid-template-columns: 1fr; }
.value-card h3 { margin-top: 24px; }

@media (max-width: 780px) {
    .process-step { grid-template-columns: 1fr auto; }
    .process-step strong { grid-column: auto; }
    .flow-step { grid-template-columns: 1fr; gap: 6px; }
    .flow-step > p { grid-column: auto; }
}