:root {
  --ink: #171c13;
  --paper: #eee9dc;
  --cream: #f7f2e7;
  --gold: #d9a934;
  --line: rgba(23, 28, 19, .22);
}

* { box-sizing: border-box; }
html { overflow-x: hidden; scroll-behavior: smooth; }
body { width: 100%; margin: 0; overflow-x: hidden; color: var(--ink); background: var(--paper); font-family: "DM Sans", "Noto Sans JP", sans-serif; }
body.menu-open { overflow: hidden; touch-action: none; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }

.header {
  position: fixed;
  z-index: 20;
  top: 0;
  left: 0;
  display: flex;
  width: 100%;
  align-items: center;
  justify-content: space-between;
  padding: 25px 4vw;
  color: #fff;
  mix-blend-mode: difference;
}

.wordmark { font-size: 25px; font-weight: 700; letter-spacing: -.06em; }
.navigation { display: flex; align-items: center; gap: clamp(14px, 2vw, 32px); font-size: 12px; font-weight: 600; letter-spacing: .07em; }
.navigation a { position: relative; }
.navigation a::after { position: absolute; right: 0; bottom: -7px; left: 0; height: 1px; background: currentColor; content: ""; transform: scaleX(0); transform-origin: right; transition: transform .3s; }
.navigation a:hover::after { transform: scaleX(1); transform-origin: left; }
.menu-button { display: none; }

.hero { position: relative; min-height: 100svh; overflow: hidden; color: white; background: var(--ink); }
.hero > img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.hero-shade { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(7, 12, 8, .72), rgba(7, 12, 8, .06) 65%), linear-gradient(0deg, rgba(7, 12, 8, .34), transparent 45%); }
.hero-copy { position: absolute; z-index: 2; bottom: 9vh; left: 4vw; transform: translateY(50px); }
.hero-copy > p { margin: 0 0 22px; font-size: 11px; font-weight: 700; letter-spacing: .24em; }
.hero-copy h1 { margin: 0 0 34px; font-size: clamp(62px, 9vw, 144px); letter-spacing: -.075em; line-height: .78; }
.hero-copy a { display: inline-flex; min-width: 180px; align-items: center; justify-content: space-between; padding: 14px 0; border-bottom: 1px solid rgba(255,255,255,.65); font-size: 12px; letter-spacing: .18em; }
.scroll { position: absolute; right: 4vw; bottom: 9vh; margin: 0; font-size: 9px; letter-spacing: .2em; writing-mode: vertical-rl; transform: translateY(50px); }

.section { display: grid; grid-template-columns: minmax(180px, 1fr) 3fr; gap: 6vw; padding: clamp(90px, 11vw, 170px) 4vw; border-top: 1px solid var(--line); }
.section-label { margin: 0; font-size: 11px; font-weight: 700; letter-spacing: .18em; }
.about-copy { max-width: 980px; }
.catch { margin: 0 0 55px; font-size: clamp(46px, 7vw, 105px); font-weight: 700; letter-spacing: -.07em; line-height: 1.08; }
.catch em { color: var(--gold); font-style: normal; }
.about-copy > p:last-child { max-width: 660px; margin: 0 0 0 auto; font-size: 17px; line-height: 2; }

.section-heading h2 { margin: 32px 0 0; font-size: clamp(45px, 6vw, 90px); letter-spacing: -.07em; line-height: .82; }
.news { background: var(--cream); }
.news-list a { display: grid; grid-template-columns: 130px 1fr auto; gap: 20px; align-items: center; padding: 27px 0; border-top: 1px solid var(--line); transition: padding .25s, color .25s; }
.news-list a:last-child { border-bottom: 1px solid var(--line); }
.news-list a:hover { padding-right: 12px; padding-left: 12px; color: #956b00; }
.news-list time { font-size: 11px; letter-spacing: .08em; }
.news-list p { margin: 0; font-size: 14px; }

.item-catalog { overflow: hidden; padding: clamp(80px, 8vw, 120px) max(4vw, calc((100vw - 1120px) / 2)); color: var(--paper); background: var(--ink); }
.item-header { display: flex; align-items: flex-end; justify-content: space-between; margin-bottom: 42px; }
.item-header h2 { margin: 20px 0 0; font-size: clamp(46px, 6vw, 82px); letter-spacing: -.075em; line-height: .82; }
.carousel-nav { display: flex; align-items: center; gap: 10px; }
.carousel-nav p { margin: 0 20px 0 0; font-size: 10px; letter-spacing: .16em; }
.carousel-button { width: 48px; height: 48px; border: 1px solid rgba(238, 233, 220, .45); border-radius: 50%; color: var(--paper); background: transparent; font-size: 16px; cursor: pointer; transition: color .25s, background .25s, opacity .25s; }
.carousel-button:hover { color: var(--ink); background: var(--gold); }
.carousel-button:disabled { opacity: .28; cursor: default; }
.carousel-button:disabled:hover { color: var(--paper); background: transparent; }
.product-viewport { overflow: hidden; }
.product-track { display: flex; width: 100%; transition: transform .7s cubic-bezier(.22,.75,.2,1); will-change: transform; }
.product-page { display: grid; min-width: 100%; grid-template-columns: repeat(3, 1fr); gap: clamp(14px, 1.6vw, 24px); align-content: start; }
.product-card { min-width: 0; }
.product-image { position: relative; overflow: hidden; aspect-ratio: 1; background: #262d22; }
.product-image::after { position: absolute; inset: 0; border: 1px solid rgba(255,255,255,.08); content: ""; pointer-events: none; }
.product-image img { width: 100%; height: 100%; object-fit: cover; transition: transform .65s cubic-bezier(.2,.7,.2,1), filter .4s; }
.product-card:hover .product-image img { filter: brightness(1.07); transform: scale(1.035); }
.product-meta { display: flex; align-items: flex-start; justify-content: space-between; padding: 12px 2px 20px; }
.product-meta span { display: block; margin-bottom: 7px; color: rgba(238,233,220,.58); font-size: 8px; letter-spacing: .15em; }
.product-meta h3 { margin: 0; font-size: clamp(16px, 1.4vw, 22px); font-weight: 500; letter-spacing: -.04em; }
.product-meta i { font-size: 15px; font-style: normal; transition: transform .25s; }
.product-card:hover .product-meta i { transform: translate(3px, -3px); }
.eye-textures { margin-top: clamp(100px, 11vw, 165px); padding-top: clamp(75px, 8vw, 115px); border-top: 1px solid rgba(238,233,220,.22); }
.eye-texture-header { display: flex; align-items: flex-end; justify-content: space-between; margin-bottom: 42px; }
.eye-texture-header h2 { margin: 20px 0 0; font-size: clamp(46px, 6vw, 82px); letter-spacing: -.075em; line-height: .82; }
.eye-viewport { overflow: hidden; }
.eye-track { display: flex; width: 100%; transition: transform .7s cubic-bezier(.22,.75,.2,1); will-change: transform; }
.eye-page { display: grid; min-width: 100%; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(14px, 1.6vw, 24px); align-content: start; }

.tools { background: var(--gold); }
.tool-grid { display: grid; width: 100%; max-width: 1120px; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(14px, 1.6vw, 24px); align-content: start; }
.tool-card { min-width: 0; }
.tool-image { position: relative; overflow: hidden; aspect-ratio: 1; background: var(--ink); }
.tool-image::after { position: absolute; inset: 0; border: 1px solid rgba(23,28,19,.18); content: ""; pointer-events: none; }
.tool-image img { width: 100%; height: 100%; object-fit: cover; transition: filter .4s, transform .65s cubic-bezier(.2,.7,.2,1); }
.tool-image span { position: absolute; z-index: 2; top: 12px; left: 12px; display: grid; width: 29px; height: 29px; border-radius: 50%; color: var(--paper); background: rgba(23,28,19,.78); font-size: 9px; place-items: center; }
.tool-card:hover .tool-image img { filter: brightness(1.07); transform: scale(1.035); }
.tool-meta { display: flex; align-items: flex-start; justify-content: space-between; padding: 14px 2px 20px; }
.tool-meta small { display: block; margin-bottom: 7px; font-size: 8px; letter-spacing: .14em; }
.tool-meta h3 { margin: 0; font-size: clamp(16px, 1.45vw, 23px); font-weight: 600; letter-spacing: -.045em; line-height: 1.05; }
.tool-meta i { font-size: 15px; font-style: normal; transition: transform .25s; }
.tool-card:hover .tool-meta i { transform: translate(3px, -3px); }

.install-guide { display: grid; grid-template-columns: .75fr 1.25fr; gap: clamp(45px, 6vw, 90px); align-items: center; padding: clamp(90px, 10vw, 150px) max(4vw, calc((100vw - 1380px) / 2)); background: var(--cream); border-top: 1px solid var(--line); }
.guide-copy { display: block; margin: 0; }
.guide-copy h2 { margin: 40px 0; font-size: clamp(58px, 8vw, 118px); letter-spacing: -.075em; line-height: .78; }
.guide-copy > p:not(.section-label) { max-width: 480px; margin: 0; font-size: 15px; line-height: 1.9; }
.guide-copy > a { display: flex; width: 100%; max-width: 360px; justify-content: space-between; margin-top: 35px; padding: 17px 0; border-bottom: 1px solid var(--line); font-size: 11px; font-weight: 700; letter-spacing: .1em; }
.x-video-embed { overflow: hidden; aspect-ratio: 16 / 9; background: #000; }
.x-video-embed video { display: block; width: 100%; height: 100%; object-fit: contain; }

.team { padding: clamp(90px, 10vw, 150px) max(4vw, calc((100vw - 1280px) / 2)); background: var(--paper); border-top: 1px solid var(--line); }
.team-heading { display: flex; align-items: flex-start; justify-content: space-between; gap: 40px; margin-bottom: 70px; }
.team-heading h2 { margin: 0; font-size: clamp(53px, 7.5vw, 110px); letter-spacing: -.075em; line-height: .78; text-align: right; }
.member-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.member-card { display: flex; min-height: 390px; flex-direction: column; justify-content: space-between; padding: clamp(20px, 2.2vw, 34px); border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.member-top { display: flex; align-items: flex-start; justify-content: space-between; }
.member-top > span { font-size: 10px; letter-spacing: .12em; }
.member-mark { position: relative; display: grid; width: clamp(70px, 7vw, 105px); aspect-ratio: 1; overflow: hidden; border-radius: 50%; color: var(--paper); background: var(--ink); font-size: clamp(28px, 3vw, 46px); font-weight: 700; place-items: center; }
.member-mark > span { grid-area: 1 / 1; }
.member-mark img { position: absolute; inset: 0; width: 100%; height: 100%; border-radius: inherit; object-fit: cover; }
.member-card p { margin: 0 0 8px; color: #96710d; font-size: 9px; font-weight: 700; letter-spacing: .16em; }
.member-card h3 { margin: 0 0 22px; font-size: clamp(30px, 3.2vw, 48px); letter-spacing: -.05em; }
.member-card small { font-size: 8px; letter-spacing: .13em; }
.member-x { display: grid; grid-template-columns: 18px 1fr auto; gap: 10px; align-items: center; margin-top: 22px; padding-top: 15px; border-top: 1px solid var(--line); font-size: 10px; letter-spacing: .08em; transition: color .25s, padding .25s; }
.member-x:hover { padding-right: 5px; padding-left: 5px; color: #96710d; }
.member-x svg { width: 16px; height: 16px; fill: currentColor; }
.member-x i { font-style: normal; }

.contact-links { display: grid; grid-template-columns: 1.35fr .65fr; color: var(--paper); background: var(--ink); border-top: 1px solid rgba(238,233,220,.2); }
.contact-block, .links-block { padding: clamp(85px, 9vw, 140px) 4vw; }
.contact-block { border-right: 1px solid rgba(238,233,220,.2); }
.contact-block h2 { margin: 45px 0 35px; font-size: clamp(70px, 10vw, 155px); letter-spacing: -.08em; line-height: .72; }
.contact-block h2 em { color: var(--gold); font-style: normal; }
.contact-block > p:not(.section-label) { max-width: 470px; font-size: 14px; line-height: 1.9; }
.contact-button { display: flex; max-width: 380px; justify-content: space-between; margin-top: 45px; padding: 18px 0; border-bottom: 1px solid rgba(238,233,220,.55); font-size: 11px; letter-spacing: .15em; }
.links-block nav { margin-top: 65px; border-top: 1px solid rgba(238,233,220,.3); }
.links-block nav a { display: flex; align-items: center; justify-content: space-between; padding: 22px 0; border-bottom: 1px solid rgba(238,233,220,.3); font-size: 12px; letter-spacing: .1em; transition: color .25s, padding .25s; }
.links-block nav a:hover { padding-right: 8px; padding-left: 8px; color: var(--gold); }
.links-block nav i { font-style: normal; }
.link-with-icon { display: inline-flex; align-items: center; gap: 12px; }
.link-with-icon svg { width: 18px; height: 18px; fill: currentColor; }

footer { display: flex; align-items: flex-end; justify-content: space-between; padding: 75px 4vw 18px; color: var(--paper); background: var(--ink); }
.footer-logo { font-size: clamp(48px, 10vw, 150px); font-weight: 700; letter-spacing: -.08em; line-height: .7; }
footer div { display: grid; gap: 7px; text-align: right; font-size: 9px; letter-spacing: .15em; }
footer p { margin: 0; }

@media (max-width: 760px) {
  .header { padding: 20px; }
  .header.mobile-menu-open { color: white; mix-blend-mode: normal; }
  .menu-button { display: grid; width: 42px; height: 42px; padding: 10px; border: 0; background: transparent; place-content: center; gap: 7px; }
  .menu-button span { display: block; width: 24px; height: 2px; background: white; transition: transform .25s; }
  .menu-button.active span:first-child { transform: translateY(4.5px) rotate(45deg); }
  .menu-button.active span:last-child { transform: translateY(-4.5px) rotate(-45deg); }
  .navigation {
    position: fixed;
    inset: 0;
    z-index: -1;
    display: flex;
    height: 100dvh;
    flex-direction: column;
    justify-content: center;
    gap: clamp(5px, 1.6dvh, 14px);
    overflow: hidden;
    padding: max(82px, env(safe-area-inset-top)) 20px max(24px, env(safe-area-inset-bottom));
    color: white;
    background: rgba(14, 19, 12, .76);
    -webkit-backdrop-filter: blur(18px) saturate(.8);
    backdrop-filter: blur(18px) saturate(.8);
    font-size: clamp(21px, 4.8dvh, 34px);
    opacity: 0;
    overscroll-behavior: none;
    pointer-events: none;
    touch-action: none;
    visibility: hidden;
    transition: opacity .25s, visibility 0s linear .25s;
  }
  .navigation.open { opacity: 1; pointer-events: auto; visibility: visible; transition-delay: 0s; }
  .navigation a { display: grid; width: min(100%, 430px); min-height: clamp(37px, 7dvh, 58px); place-items: center; line-height: 1; pointer-events: none; touch-action: manipulation; }
  .navigation.open a { pointer-events: auto; }
  .navigation a::after { display: none; }
  .hero > img { object-position: 54% center; }
  .hero-copy { bottom: 9vh; left: 20px; }
  .hero-copy h1 { font-size: clamp(55px, 18vw, 82px); }
  .scroll { display: none; }
  .section { grid-template-columns: 1fr; padding: 90px 20px; }
  .catch { margin-top: 45px; }
  .news-list { margin-top: 50px; }
  .news-list a { grid-template-columns: 1fr auto; }
  .news-list p { grid-column: 1; }
  .news-list span { grid-column: 2; grid-row: 1 / span 2; }
  .item-catalog { padding: 75px 20px; }
  .item-header { display: block; margin-bottom: 38px; }
  .item-header h2 { margin-bottom: 32px; font-size: 14vw; }
  .carousel-nav { justify-content: flex-end; }
  .carousel-nav p { margin-right: auto; }
  .carousel-button { width: 44px; height: 44px; }
  .product-page { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .product-meta { padding-bottom: 20px; }
  .eye-textures { margin-top: 80px; padding-top: 70px; }
  .eye-texture-header { display: block; }
  .eye-texture-header h2 { margin-bottom: 30px; font-size: 13vw; }
  .eye-texture-header .carousel-nav { justify-content: flex-end; }
  .eye-page { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
  .tool-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); margin-top: 50px; gap: 12px; }
  .tool-meta h3 { font-size: clamp(14px, 4vw, 18px); }
  .install-guide { grid-template-columns: 1fr; padding: 80px 20px; }
  .guide-copy { display: block; margin-bottom: 45px; }
  .guide-copy h2 { font-size: 17vw; }
  .guide-copy > p:not(.section-label) { margin-bottom: 0; }
  .guide-copy > a { margin-top: 35px; }
  .x-video-embed { min-height: 0; }
  .team { padding: 80px 20px; }
  .team-heading { display: block; margin-bottom: 45px; }
  .team-heading h2 { margin-top: 40px; font-size: 15vw; text-align: left; }
  .member-grid { grid-template-columns: 1fr; }
  .member-card { min-height: 275px; }
  .member-mark { width: 75px; }
  .contact-links { grid-template-columns: 1fr; }
  .contact-block, .links-block { padding: 80px 20px; }
  .contact-block { border-right: 0; border-bottom: 1px solid rgba(238,233,220,.2); }
  .contact-block h2 { font-size: 22vw; }
  .links-block nav { margin-top: 45px; }
  footer { display: block; padding: 70px 20px 18px; }
  footer div { margin-top: 55px; text-align: left; }
}

@media (max-width: 760px) and (max-height: 560px) {
  .navigation { gap: 2px; padding: 62px 12px 10px; font-size: 18px; }
  .navigation a { min-height: 30px; }
}