@charset "UTF-8";

:root {
    color-scheme: light;
    --ink: #202622;
    --muted: #747a72;
    --paper: #f6f5f1;
    --white: #fff;
    --line: #dfdfd7;
    --olive: #586052;
    --gold: #b49a70;
    --serif: "Yu Mincho", "Hiragino Mincho ProN", "Noto Serif JP", Georgia, serif;
    --sans: "Yu Gothic", "Hiragino Kaku Gothic ProN", Meiryo, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: var(--sans); font-size: 15px; line-height: 1.9; -webkit-font-smoothing: antialiased; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; }
.shell { width: min(1160px, calc(100% - 64px)); margin-inline: auto; }

.site-header { position: relative; z-index: 5; background: #f8f7f3; border-bottom: 1px solid rgba(32, 38, 34, .08); }
.header-inner { width: min(1280px, calc(100% - 64px)); min-height: 90px; margin: auto; display: flex; align-items: center; justify-content: space-between; }
.wordmark { display: inline-flex; flex-direction: column; font-family: var(--serif); font-size: 29px; letter-spacing: .045em; line-height: 1.1; font-weight: 600; }
.wordmark-name { white-space: nowrap; }
.wordmark-name span { color: var(--gold); }
.wordmark small { margin-top: 6px; color: var(--muted); font: 8px/1.2 var(--sans); letter-spacing: .2em; }
.site-nav { display: flex; align-items: center; gap: 39px; }
.site-nav a { color: #50574f; font-size: 12px; letter-spacing: .11em; transition: color .2s ease; }
.site-nav a:hover, .site-nav a.active { color: #a08458; }
.site-nav a.active { position: relative; }
.site-nav a.active::after { position: absolute; right: 0; bottom: -10px; left: 0; height: 1px; background: var(--gold); content: ""; }
.menu-toggle { display: none; }

.hero { position: relative; min-height: 650px; display: flex; align-items: center; background: #222924 url("../img/index/remen_banner.jpg") center 52% / cover no-repeat; color: var(--white); }
.hero-shade { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(18, 25, 21, .82) 0%, rgba(18, 25, 21, .62) 45%, rgba(18, 25, 21, .13) 100%); }
.hero-content { position: relative; z-index: 1; padding-block: 100px; }
.eyebrow { margin: 0 0 18px; color: #8a806d; font-size: 10px; font-weight: 600; letter-spacing: .22em; line-height: 1.5; }
.eyebrow-light { color: #d3c4a5; }
.hero h1 { margin: 0; font: 400 clamp(36px, 5vw, 62px)/1.55 var(--serif); letter-spacing: .035em; }
.hero-copy { margin: 22px 0 34px; color: rgba(255,255,255,.83); font-size: 14px; line-height: 2.15; letter-spacing: .045em; }
.hero-index { position: absolute; right: max(32px, calc((100vw - 1160px)/2)); bottom: 28px; color: rgba(255,255,255,.75); font: 10px var(--sans); letter-spacing: .2em; }
.button { display: inline-flex; min-height: 52px; align-items: center; justify-content: center; gap: 26px; padding: 12px 22px; border: 1px solid transparent; font-size: 11px; letter-spacing: .08em; transition: background .2s ease, color .2s ease, border-color .2s ease; }
.button span { font-size: 16px; }
.button-light { background: #f6f4ee; color: var(--ink); }
.button-light:hover { background: #ded7ca; }
.button-dark { background: var(--ink); color: var(--white); }
.button-dark:hover { background: var(--olive); }
.button-outline-light { border-color: rgba(255,255,255,.48); color: var(--white); }
.button-outline-light:hover { border-color: var(--white); background: rgba(255,255,255,.08); }

.section-pad { padding-block: 108px; }
.intro-section { background: #f9f8f4; }
.intro-grid { display: grid; grid-template-columns: .75fr 1.25fr; gap: 90px; }
.intro-grid > .eyebrow { margin-top: 17px; }
.display-heading { margin: 0; font: 400 clamp(31px, 3.6vw, 45px)/1.7 var(--serif); letter-spacing: .035em; }
.body-copy { color: #696f68; font-size: 13px; line-height: 2.2; }
.intro-grid .body-copy { max-width: 670px; margin: 23px 0 24px; }
.text-link { display: inline-flex; align-items: center; gap: 20px; padding-bottom: 5px; border-bottom: 1px solid #a18d68; color: var(--ink); font-size: 11px; letter-spacing: .06em; }
.text-link span { color: #a18d68; font-size: 15px; transition: transform .2s ease; }
.text-link:hover span { transform: translate(2px, -2px); }

.selection-section { background: #eeede7; }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 32px; margin-bottom: 44px; }
.section-heading h2, .usage-section h2, .related-inner h2 { margin: 0; font: 400 clamp(27px, 3.2vw, 38px)/1.6 var(--serif); letter-spacing: .025em; }
.section-heading .eyebrow { margin-bottom: 12px; }
.section-note { margin: 0 0 3px; color: var(--muted); font-size: 11px; line-height: 1.9; }
.product-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.product-card { background: #faf9f6; }
.product-image { position: relative; display: block; height: 250px; overflow: hidden; background: #d7d5cc; }
.product-image img { width: 100%; height: 100%; object-fit: cover; transition: transform .65s cubic-bezier(.2,.7,.2,1); }
.product-image:hover img { transform: scale(1.045); }
.card-number { position: absolute; top: 14px; left: 16px; color: #fff; font: 12px var(--serif); letter-spacing: .15em; text-shadow: 0 1px 8px rgba(0,0,0,.5); }
.product-card-body { padding: 25px 25px 29px; }
.product-card-body .eyebrow { margin-bottom: 7px; font-size: 9px; }
.product-card h3 { margin: 0; font: 500 27px/1.4 var(--serif); letter-spacing: .04em; }
.product-name { min-height: 29px; margin: 2px 0 13px; color: #555c54; font-size: 12px; }
.product-card .body-copy { min-height: 76px; margin: 0 0 16px; font-size: 12px; }
.tag-row { display: flex; flex-wrap: wrap; gap: 7px; margin: 18px 0 21px; }
.tag-row span { padding: 3px 9px; border: 1px solid #d7d8cf; color: #6d726a; font-size: 9px; letter-spacing: .04em; }
.product-card .text-link { font-size: 10px; }

.comparison-section { background: #f9f8f4; }
.table-wrap { overflow-x: auto; }
.comparison-table { width: 100%; border-collapse: collapse; background: #fff; text-align: left; }
.comparison-table th, .comparison-table td { padding: 20px 22px; border-bottom: 1px solid #e9e8e2; font-size: 11px; font-weight: 400; white-space: nowrap; }
.comparison-table thead th { background: #596154; color: #fff; font-size: 10px; letter-spacing: .08em; }
.comparison-table tbody th { color: #30372f; font-weight: 600; }
.comparison-table td { color: #6b7069; }
.comparison-table td a { color: #8a714d; border-bottom: 1px solid #c7b99f; }

.guidance-section { background: #333c34; color: var(--white); }
.guidance-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 100px; align-items: center; }
.guidance-copy { color: rgba(255,255,255,.75); font-size: 12px; line-height: 2.1; }
.guidance-copy p { margin: 0 0 16px; }
.guidance-copy .button { margin-top: 10px; }
.site-footer { background: #202622; color: #fff; }
.footer-inner { display: grid; grid-template-columns: 1.2fr 1fr 1fr auto; gap: 35px; align-items: center; min-height: 190px; padding-block: 32px; }
.wordmark-footer { color: #fff; }
.wordmark-footer small, .footer-inner > p, .footer-inner nav, .copyright { color: rgba(255,255,255,.56); }
.footer-inner > p { margin: 0; font-size: 10px; }
.footer-inner nav { display: flex; flex-wrap: wrap; gap: 18px; font-size: 10px; }
.footer-inner nav a:hover { color: #fff; }
.copyright { font-size: 9px; white-space: nowrap; }

.detail-hero { display: grid; grid-template-columns: 1.03fr .97fr; gap: 76px; align-items: center; padding-block: 76px 82px; }
.detail-visual { height: 465px; overflow: hidden; background: #e7e4da; }
.detail-visual img { width: 100%; height: 100%; object-fit: cover; }
.detail-intro { padding-block: 12px; }
.detail-intro .eyebrow { margin-bottom: 15px; }
.detail-intro h1 { margin: 0; font: 400 clamp(39px, 5vw, 57px)/1.24 var(--serif); letter-spacing: .025em; }
.detail-intro h1 span { font-size: .55em; letter-spacing: .045em; }
.detail-lead { margin: 23px 0; color: #666d65; font: 400 17px/2 var(--serif); }
.detail-intro .tag-row { margin: 0 0 27px; }
.detail-caption { margin: 15px 0 0; color: #777c75; font-size: 10px; }
.detail-content { background: #f9f8f4; }
.detail-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 100px; }
.detail-main h2 { margin: 0 0 23px; font: 400 clamp(31px, 3.5vw, 42px)/1.65 var(--serif); }
.detail-main > .body-copy { max-width: 600px; }
.note-panel { margin-top: 37px; padding: 24px 27px; border-left: 2px solid var(--gold); background: #eeede7; color: #626a61; font-size: 12px; line-height: 2; }
.note-panel .eyebrow { margin-bottom: 8px; }
.note-panel p:last-child { margin: 0; }
.detail-facts { align-self: start; padding: 29px 31px; border: 1px solid var(--line); background: #fff; }
.detail-facts .eyebrow { margin-bottom: 14px; }
.detail-facts dl { margin: 0; }
.detail-facts dl div { display: grid; grid-template-columns: 105px 1fr; gap: 12px; padding: 14px 0; border-top: 1px solid #ebeae4; font-size: 11px; line-height: 1.8; }
.detail-facts dt { color: #898c84; }
.detail-facts dd { margin: 0; color: #333a33; }
.fine-print { margin: 18px 0 0; color: #8b8e87; font-size: 9px; line-height: 1.9; }
.usage-section { background: #eeede7; }
.usage-section > .shell > .eyebrow { margin-bottom: 12px; }
.steps-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; margin-top: 42px; }
.steps-grid article { padding: 25px 0 0; border-top: 1px solid #b9b9af; }
.steps-grid article > span { color: #a18b65; font: 13px var(--serif); letter-spacing: .12em; }
.steps-grid h3 { margin: 12px 0 5px; font: 500 17px var(--serif); }
.steps-grid p { margin: 0; color: #71766e; font-size: 11px; line-height: 2; }
.related-section { background: #f9f8f4; }
.related-inner { display: grid; grid-template-columns: 1.2fr 1fr 1fr; gap: 25px; align-items: center; }
.related-inner .eyebrow { margin-bottom: 10px; }
.related-inner h2 { font-size: 27px; }
.related-link { min-height: 126px; display: flex; flex-direction: column; justify-content: center; gap: 5px; padding: 19px 22px; border: 1px solid #deded6; transition: background .2s ease, border-color .2s ease; }
.related-link:hover { border-color: #a18d68; background: #eeede7; }
.related-link span { color: #81857d; font-size: 9px; }
.related-link strong { font: 500 15px var(--serif); }

@media (max-width: 850px) {
    .shell, .header-inner { width: min(100% - 40px, 700px); }
    .site-nav { gap: 21px; }
    .hero { min-height: 580px; background-position: 58% center; }
    .hero-shade { background: linear-gradient(90deg, rgba(18,25,21,.82), rgba(18,25,21,.56) 68%, rgba(18,25,21,.28)); }
    .intro-grid { grid-template-columns: 1fr; gap: 18px; }
    .intro-grid > .eyebrow { margin: 0; }
    .product-grid { gap: 14px; }
    .product-image { height: 190px; }
    .product-card-body { padding: 20px 17px 22px; }
    .product-card .body-copy { min-height: 100px; }
    .guidance-grid { gap: 45px; }
    .footer-inner { grid-template-columns: 1fr 1fr; gap: 25px; }
    .detail-hero { gap: 38px; }
    .detail-visual { height: 390px; }
    .detail-grid { gap: 42px; }
    .related-inner { grid-template-columns: 1fr 1fr; }
    .related-inner > div { grid-column: 1 / -1; }
}

@media (max-width: 600px) {
    body { font-size: 14px; }
    .shell, .header-inner { width: calc(100% - 40px); }
    .header-inner { min-height: 75px; }
    .wordmark { font-size: 25px; }
    .menu-toggle { width: 42px; height: 42px; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 6px; border: 1px solid #d9d9d1; background: transparent; cursor: pointer; }
    .menu-toggle span { width: 17px; height: 1px; background: var(--ink); transition: transform .2s ease; }
    .menu-toggle[aria-expanded="true"] span:first-child { transform: translateY(3.5px) rotate(45deg); }
    .menu-toggle[aria-expanded="true"] span:last-child { transform: translateY(-3.5px) rotate(-45deg); }
    .site-nav { position: absolute; top: 100%; right: 0; left: 0; display: none; flex-direction: column; align-items: stretch; gap: 0; padding: 7px 20px 16px; border-top: 1px solid #e4e3dc; background: #f8f7f3; }
    .site-nav.is-open { display: flex; }
    .site-nav a { padding: 12px 0; border-bottom: 1px solid #e8e7e1; }
    .site-nav a.active::after { display: none; }
    .hero { min-height: 610px; background-position: 60% center; }
    .hero-shade { background: linear-gradient(90deg, rgba(18,25,21,.78), rgba(18,25,21,.57)); }
    .hero-content { padding-block: 70px; }
    .hero h1 { font-size: clamp(34px, 9vw, 46px); }
    .hero-copy { font-size: 12px; }
    .section-pad { padding-block: 73px; }
    .section-heading { display: block; margin-bottom: 28px; }
    .section-note { margin-top: 13px; }
    .product-grid { grid-template-columns: 1fr; gap: 18px; }
    .product-image { height: 240px; }
    .product-card-body { padding: 23px; }
    .product-card .body-copy { min-height: 0; }
    .product-card .tag-row { margin: 14px 0 17px; }
    .table-wrap { margin-inline: -20px; padding-inline: 20px; }
    .comparison-table { min-width: 690px; }
    .comparison-table th, .comparison-table td { padding: 16px; }
    .guidance-grid { grid-template-columns: 1fr; gap: 24px; }
    .footer-inner { grid-template-columns: 1fr 1fr; gap: 21px 14px; padding-block: 34px; }
    .footer-inner nav { gap: 12px; }
    .copyright { justify-self: end; align-self: end; }
    .detail-hero { grid-template-columns: 1fr; gap: 29px; padding-block: 28px 58px; }
    .detail-visual { height: min(88vw, 380px); }
    .detail-intro h1 { font-size: 43px; }
    .detail-lead { font-size: 15px; }
    .detail-grid { grid-template-columns: 1fr; gap: 35px; }
    .detail-facts { padding: 23px 20px; }
    .detail-facts dl div { grid-template-columns: 95px 1fr; }
    .steps-grid { grid-template-columns: 1fr; gap: 24px; margin-top: 30px; }
    .steps-grid article { padding-top: 18px; }
    .related-inner { grid-template-columns: 1fr; }
    .related-inner > div { grid-column: auto; margin-bottom: 4px; }
    .related-link { min-height: 110px; }
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}