:root {
  --ink: #13243a;
  --muted: #5e6c7d;
  --paper: #f5f1e8;
  --cream: #fbf8f2;
  --sea: #72cbb8;
  --sea-dark: #176c68;
  --citron: #dcec83;
  --lilac: #aab8e7;
  --line: rgba(19, 36, 58, 0.18);
  --radius: 30px;
  --shadow: 0 24px 70px rgba(19, 36, 58, 0.12);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: "Avenir Next", "Hiragino Kaku Gothic ProN", "Yu Gothic", system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
button, input { font: inherit; }
button { color: inherit; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }

.preview-bar {
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  color: var(--cream);
  background: var(--ink);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .2em;
}
.preview-bar span { opacity: .62; font-weight: 500; letter-spacing: .08em; }

.site-header {
  min-height: 86px;
  padding: 0 clamp(22px, 5vw, 78px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  position: relative;
  z-index: 20;
}
.brand { display: inline-flex; align-items: center; gap: 13px; font-size: 15px; font-weight: 900; letter-spacing: .12em; }
.brand__mark { width: 26px; height: 26px; display: grid; grid-template-columns: repeat(3, 1fr); align-items: end; gap: 2px; transform: rotate(-8deg); }
.brand__mark i { display: block; border-radius: 9px; background: var(--sea-dark); }
.brand__mark i:nth-child(1) { height: 55%; }
.brand__mark i:nth-child(2) { height: 100%; background: var(--sea); }
.brand__mark i:nth-child(3) { height: 76%; background: var(--citron); }
.site-nav { display: flex; align-items: center; gap: clamp(18px, 3vw, 42px); font-size: 12px; font-weight: 700; letter-spacing: .08em; }
.site-nav a:not(.site-nav__cta) { position: relative; }
.site-nav a:not(.site-nav__cta)::after { content: ""; position: absolute; left: 0; right: 100%; bottom: -7px; height: 2px; background: var(--sea-dark); transition: right .25s ease; }
.site-nav a:hover::after { right: 0; }
.site-nav__cta { padding: 12px 20px; border: 1px solid var(--ink); border-radius: 999px; }
.menu-button { display: none; background: transparent; border: 0; padding: 8px; }
.menu-button > span:not(.sr-only) { width: 24px; height: 2px; margin: 5px; display: block; background: var(--ink); }

.hero {
  min-height: calc(100vh - 120px);
  padding: 34px clamp(22px, 5vw, 78px) 70px;
  display: grid;
  grid-template-columns: minmax(0, .92fr) minmax(440px, 1.08fr);
  align-items: center;
  gap: clamp(35px, 7vw, 110px);
}
.eyebrow { margin: 0 0 22px; color: var(--sea-dark); font-size: 11px; font-weight: 900; letter-spacing: .18em; text-transform: uppercase; }
.hero h1, .section h2, .contact h2, .product-details h1 { margin: 0; font-size: clamp(46px, 6vw, 92px); line-height: .99; letter-spacing: -.075em; }
.hero h1 em { color: var(--sea-dark); font-style: normal; }
.hero__lead { max-width: 560px; margin: 38px 0; color: var(--muted); font-size: clamp(15px, 1.3vw, 18px); line-height: 2; }
.hero__actions { display: flex; align-items: center; flex-wrap: wrap; gap: 28px; }
.button { display: inline-flex; align-items: center; justify-content: space-between; gap: 32px; min-height: 56px; padding: 0 24px; border: 0; border-radius: 999px; font-size: 12px; font-weight: 800; letter-spacing: .08em; transition: transform .2s ease, box-shadow .2s ease; }
.button:hover { transform: translateY(-3px); box-shadow: 0 14px 34px rgba(19, 36, 58, .2); }
.button--primary { color: white; background: var(--ink); }
.button--full { width: 100%; margin-top: 34px; }
.text-link { display: inline-flex; gap: 22px; border-bottom: 1px solid var(--ink); padding: 5px 0 9px; font-size: 12px; font-weight: 800; letter-spacing: .08em; }
.text-link--disabled { opacity: .5; }

.hero-art { min-height: 630px; position: relative; border-radius: 54% 46% 48% 52% / 47% 52% 48% 53%; overflow: hidden; background: #dfe8e8; box-shadow: var(--shadow); }
.hero-art::before { content: ""; position: absolute; inset: 8%; border: 1px solid rgba(19,36,58,.16); border-radius: inherit; }
.hero-art__orb { position: absolute; border-radius: 50%; filter: blur(1px); }
.hero-art__orb--one { width: 68%; aspect-ratio: 1; left: -14%; bottom: -15%; background: var(--sea); }
.hero-art__orb--two { width: 50%; aspect-ratio: 1; right: -9%; top: -7%; background: var(--citron); }
.hero-art__card { width: 57%; min-height: 62%; padding: 30px; position: absolute; left: 22%; top: 18%; display: flex; flex-direction: column; justify-content: space-between; background: rgba(251,248,242,.9); border-radius: 24px; transform: rotate(5deg); box-shadow: 0 30px 70px rgba(19,36,58,.18); backdrop-filter: blur(12px); }
.hero-art__card span, .hero-art__card small { font-size: 10px; font-weight: 900; letter-spacing: .18em; }
.hero-art__card strong { font-family: Georgia, serif; font-size: clamp(38px, 5vw, 70px); font-weight: 400; line-height: .88; letter-spacing: -.07em; }
.hero-art__tag { padding: 14px 18px; position: absolute; right: 3%; bottom: 9%; color: white; background: var(--sea-dark); border-radius: 12px; font-size: 9px; font-weight: 800; line-height: 1.5; letter-spacing: .16em; transform: rotate(-8deg); }

.trust-strip { padding: 22px clamp(22px, 5vw, 78px); display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.trust-strip p { margin: 0; padding: 4px 26px; border-right: 1px solid var(--line); font-size: 11px; font-weight: 800; letter-spacing: .08em; text-align: center; }
.trust-strip p:last-child { border: 0; }
.trust-strip span { margin-right: 12px; color: var(--sea-dark); }

.section { padding: clamp(90px, 12vw, 180px) clamp(22px, 5vw, 78px); }
.section-heading { display: grid; grid-template-columns: 1.1fr .9fr; align-items: end; gap: 60px; margin-bottom: 60px; }
.section-heading h2, .approach h2, .journal h2, .contact h2 { font-size: clamp(42px, 5vw, 76px); }
.section-heading > p { max-width: 520px; margin: 0 0 7px; color: var(--muted); line-height: 1.9; }
.filter-row { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 28px; }
.filter-button { padding: 10px 18px; border: 1px solid var(--line); border-radius: 999px; background: transparent; cursor: pointer; font-size: 11px; font-weight: 800; letter-spacing: .08em; }
.filter-button.is-active { color: white; background: var(--sea-dark); border-color: var(--sea-dark); }
.product-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.product-card { min-width: 0; }
.product-card__visual, .product-visual { min-height: 470px; padding: 26px; display: flex; flex-direction: column; justify-content: space-between; position: relative; overflow: hidden; border-radius: var(--radius); }
.product-card__visual::before, .product-visual::before { content: ""; width: 62%; aspect-ratio: 1; position: absolute; right: -7%; top: 16%; border-radius: 50%; background: rgba(255,255,255,.48); box-shadow: -100px 130px 0 rgba(255,255,255,.2); }
.product-card__visual span, .product-card__visual i, .product-visual span { position: relative; z-index: 1; font-size: 10px; font-style: normal; font-weight: 900; letter-spacing: .15em; }
.product-card__visual strong, .product-visual strong { position: relative; z-index: 1; align-self: center; font-family: Georgia, serif; font-size: clamp(33px, 4vw, 54px); font-weight: 400; line-height: .9; letter-spacing: -.06em; text-align: center; transform: rotate(-8deg); }
.product-card__visual i { align-self: flex-end; padding: 10px 13px; color: white; background: var(--ink); border-radius: 999px; }
.product-card__visual--image { background: #e9eeec; }
.product-card__visual--image::before { display: none; }
.product-card__visual--image > span, .product-card__visual--image > i { position: absolute; top: 26px; z-index: 2; }
.product-card__visual--image > span { left: 26px; }
.product-card__visual--image > i { top: auto; right: 22px; bottom: 22px; }
.product-card__visual--image > img { width: 100%; height: 100%; position: absolute; inset: 0; object-fit: contain; padding: 28px; transition: transform .35s ease; }
.product-card__visual--image:hover > img { transform: scale(1.035); }
.visual-sea { background: var(--sea); }
.visual-lilac { background: var(--lilac); }
.visual-citron { background: var(--citron); }
.product-card__copy { padding: 20px 5px; display: grid; grid-template-columns: 1fr auto; gap: 6px 20px; }
.product-card__copy p, .product-card__copy span { margin: 0; color: var(--muted); font-size: 10px; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.product-card__copy h3 { grid-column: 1 / -1; margin: 0; font-size: 21px; letter-spacing: -.03em; }
.empty-state { padding: 60px; grid-column: 1 / -1; border: 1px dashed var(--line); border-radius: var(--radius); text-align: center; }

.approach { color: var(--cream); background: var(--ink); }
.approach .eyebrow { color: var(--citron); }
.approach__intro { display: grid; grid-template-columns: .4fr 1fr; align-items: start; margin-bottom: 70px; }
.approach__cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.principle-card { min-height: 330px; padding: 32px; display: flex; flex-direction: column; border: 1px solid rgba(255,255,255,.18); border-radius: var(--radius); }
.principle-card:nth-child(2) { color: var(--ink); background: var(--sea); border-color: var(--sea); }
.principle-card span { color: var(--citron); font-size: 11px; font-weight: 900; }
.principle-card:nth-child(2) span { color: var(--sea-dark); }
.principle-card h3 { margin: auto 0 16px; font-family: Georgia, serif; font-size: 32px; font-weight: 400; }
.principle-card p { margin: 0; opacity: .72; font-size: 14px; line-height: 1.9; }

.journal { display: grid; grid-template-columns: 1.15fr .85fr; align-items: center; gap: clamp(50px, 8vw, 120px); }
.journal__visual { min-height: 620px; position: relative; overflow: hidden; border-radius: 45% 45% 24px 24px; background: var(--lilac); }
.journal__shape { width: 56%; aspect-ratio: 1; position: absolute; left: 22%; top: 23%; border-radius: 28% 72% 58% 42% / 48% 40% 60% 52%; background: var(--ink); transform: rotate(18deg); box-shadow: 80px 90px 0 var(--citron); }
.journal__label { position: absolute; left: 30px; top: 30px; z-index: 2; font-size: 10px; font-weight: 900; letter-spacing: .16em; }
.journal__copy > p:not(.eyebrow) { margin: 32px 0; color: var(--muted); line-height: 2; }

.contact { margin: 0 clamp(22px, 5vw, 78px) 70px; padding: clamp(50px, 7vw, 90px); display: grid; grid-template-columns: 1fr .85fr; gap: 70px; color: var(--ink); background: var(--citron); border-radius: 40px; }
.contact-form { align-self: end; }
.contact-form label { display: block; margin-bottom: 12px; font-size: 10px; font-weight: 900; letter-spacing: .13em; text-transform: uppercase; }
.contact-form > div { display: flex; border-bottom: 2px solid var(--ink); }
.contact-form input { min-width: 0; flex: 1; padding: 16px 0; border: 0; outline: 0; background: transparent; }
.contact-form button { padding: 0 0 0 20px; border: 0; background: transparent; cursor: pointer; font-weight: 900; }
.contact-form > p { margin: 14px 0 0; font-size: 10px; opacity: .65; }

.site-footer { min-height: 150px; padding: 40px clamp(22px, 5vw, 78px); display: grid; grid-template-columns: 1fr auto auto; align-items: center; gap: 50px; border-top: 1px solid var(--line); }
.site-footer p { margin: 0; color: var(--muted); font-size: 10px; letter-spacing: .06em; }

.breadcrumb { padding: 26px 0; display: flex; gap: 12px; color: var(--muted); font-size: 10px; font-weight: 800; letter-spacing: .08em; }
.product-page { padding: 0 clamp(22px, 5vw, 78px) 120px; }
.product-layout { display: grid; grid-template-columns: 1.08fr .92fr; gap: clamp(45px, 7vw, 100px); align-items: start; }
.product-gallery, .product-details { min-width: 0; }
.product-visual { min-height: 660px; }
.product-visual--image { background: #e9eeec; }
.product-visual--image::before { display: none; }
.product-visual--image > img { width: 100%; height: 100%; position: absolute; inset: 0; object-fit: contain; padding: 38px; }
.product-visual__counter { padding: 9px 12px; position: absolute !important; right: 18px; bottom: 18px; left: auto; color: white; background: var(--ink); border-radius: 999px; }
.product-thumbnails { width: 100%; max-width: 100%; margin: 12px 0 0; padding: 0 0 8px; display: flex; gap: 10px; overflow-x: auto; overscroll-behavior-inline: contain; list-style: none; scrollbar-color: var(--sea-dark) transparent; }
.product-thumbnails li { flex: 0 0 auto; }
.product-thumbnails button { width: 76px; height: 76px; padding: 5px; display: block; flex: 0 0 auto; border: 1px solid var(--line); border-radius: 14px; background: var(--cream); cursor: pointer; }
.product-thumbnails button.is-active { border: 2px solid var(--sea-dark); }
.product-thumbnails img { width: 100%; height: 100%; object-fit: contain; }
.product-gallery__note { padding: 14px 6px; display: flex; justify-content: space-between; color: var(--muted); font-size: 9px; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.product-details { padding-top: 22px; position: sticky; top: 20px; }
.product-details h1 { font-size: clamp(40px, 5vw, 70px); }
.product-details__lead { margin: 30px 0; color: var(--muted); line-height: 2; }
.product-meta { margin: 0; border-top: 1px solid var(--line); }
.product-meta div { padding: 18px 0; display: grid; grid-template-columns: 120px 1fr; border-bottom: 1px solid var(--line); }
.product-meta dt { color: var(--muted); font-size: 10px; font-weight: 800; text-transform: uppercase; letter-spacing: .1em; }
.product-meta dd { margin: 0; font-size: 12px; font-weight: 900; letter-spacing: .08em; }
.detail-features { margin-top: 44px; }
.detail-features h2 { margin: 0 0 16px; font-size: 17px; }
.detail-features ol { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.detail-features li { padding: 18px 0; display: grid; grid-template-columns: 45px 1fr; border-bottom: 1px solid var(--line); }
.detail-features li span { color: var(--sea-dark); font-size: 10px; font-weight: 900; }
.detail-features li p { margin: 0; font-size: 13px; line-height: 1.7; }

.reveal { opacity: 0; transform: translateY(28px); transition: opacity .7s ease, transform .7s ease; }
.reveal.is-visible { opacity: 1; transform: none; }

@media (max-width: 900px) {
  .site-header { min-height: 70px; }
  .menu-button { display: block; }
  .site-nav { padding: 24px; position: absolute; left: 20px; right: 20px; top: 70px; display: none; flex-direction: column; align-items: stretch; background: var(--cream); border: 1px solid var(--line); border-radius: 22px; box-shadow: var(--shadow); }
  .site-nav.is-open { display: flex; }
  .site-nav__cta { text-align: center; }
  .hero { min-height: auto; grid-template-columns: 1fr; padding-top: 60px; }
  .hero-art { min-height: 570px; }
  .trust-strip { grid-template-columns: 1fr; }
  .trust-strip p { padding: 14px; border-right: 0; border-bottom: 1px solid var(--line); }
  .section-heading, .approach__intro, .journal, .contact, .product-layout { grid-template-columns: 1fr; }
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .approach__cards { grid-template-columns: 1fr; }
  .principle-card { min-height: 260px; }
  .journal__visual { min-height: 520px; }
  .contact { gap: 45px; }
  .site-footer { grid-template-columns: 1fr; gap: 18px; }
  .product-details { position: static; }
}

@media (max-width: 580px) {
  .preview-bar span { display: none; }
  .hero { padding-top: 38px; }
  .hero h1 { font-size: clamp(43px, 13vw, 60px); }
  .hero__lead { margin: 28px 0; }
  .hero-art { min-height: 450px; border-radius: 44px; }
  .hero-art__card { width: 66%; min-height: 60%; left: 17%; padding: 22px; }
  .hero-art__card strong { font-size: 38px; }
  .section { padding-top: 90px; padding-bottom: 90px; }
  .section-heading { gap: 24px; margin-bottom: 38px; }
  .product-grid { grid-template-columns: 1fr; }
  .product-card__visual { min-height: 400px; }
  .approach__intro { margin-bottom: 40px; }
  .journal__visual { min-height: 400px; }
  .contact { margin-bottom: 30px; padding: 40px 24px; border-radius: 28px; }
  .contact h2 { font-size: 38px; }
  .product-page { padding-bottom: 80px; }
  .product-layout { width: 100%; }
  .product-visual { min-height: 440px; }
  .product-visual--image > img { padding: 20px; }
}

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