:root {
  --ink: #071b20;
  --ink-soft: #0d2930;
  --paper: #f4f0e8;
  --paper-bright: #fbfaf6;
  --blue: #7ec4d3;
  --blue-deep: #164f60;
  --gold: #c5ad76;
  --line-dark: rgba(7, 27, 32, 0.16);
  --line-light: rgba(255, 255, 255, 0.2);
  --serif: "Bodoni 72", Didot, "Times New Roman", "Yu Mincho", "Hiragino Mincho ProN", serif;
  --sans: Inter, "Helvetica Neue", "Hiragino Kaku Gothic ProN", "Yu Gothic", Arial, sans-serif;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

/* 2026 light-water direction — a quiet, luminous system inspired by Hita */
:root {
  --ink: #17343d;
  --ink-soft: #294c57;
  --paper: #f7fbfc;
  --paper-bright: #ffffff;
  --blue: #79bdd2;
  --blue-deep: #2c7085;
  --gold: #b79d67;
  --mist: #eaf5f8;
  --mist-blue: #dceef3;
  --line-dark: rgba(23, 52, 61, 0.13);
  --line-light: rgba(23, 52, 61, 0.11);
}

html,
body {
  background: var(--paper-bright);
}

.site-header {
  color: var(--ink);
  background: rgba(255, 255, 255, 0.88);
  border-color: rgba(23, 52, 61, 0.1);
  backdrop-filter: blur(16px);
}

.site-header.scrolled {
  background: rgba(255, 255, 255, 0.96);
}

.hero {
  min-height: min(92svh, 60rem);
  color: var(--ink);
  background: var(--mist);
}

.hero-video {
  filter: saturate(0.86) brightness(1.12);
}

.hero-scrim {
  background:
    linear-gradient(90deg, rgba(247, 251, 252, 0.94) 0%, rgba(247, 251, 252, 0.76) 42%, rgba(247, 251, 252, 0.14) 76%),
    linear-gradient(0deg, rgba(247, 251, 252, 0.58), transparent 48%);
}

.hero-grain {
  opacity: 0.035;
}

.hero-content {
  width: min(78rem, 88vw);
}

.hero h1 {
  max-width: 50rem;
  font-size: clamp(3.3rem, 6.7vw, 7rem);
}

.hero-copy,
.hero-footer,
.origin-content > p:not(.eyebrow),
.origin-facts dd,
.origin-content small,
.quality-copy p,
.metric small,
.research-visual span,
.quality-disclaimer p,
.company-body > p,
.company-details dd,
.process-list p,
.contact-copy > p:not(.eyebrow),
.form-note {
  color: rgba(23, 52, 61, 0.67);
}

.hero-aside .vertical-rule {
  background: rgba(23, 52, 61, 0.32);
}

.text-link {
  border-color: rgba(23, 52, 61, 0.35);
}

.button-light {
  color: #fff;
  background: var(--blue-deep);
}

.button-light:hover {
  color: var(--ink);
  background: var(--mist-blue);
}

.intro,
.products,
.recognition {
  background: #fff;
}

.origin,
.quality,
.company,
.process,
.contact {
  color: var(--ink);
  background: var(--mist);
}

.origin {
  min-height: 48rem;
}

.origin-media {
  min-height: 48rem;
}

.origin-media::after {
  background: linear-gradient(90deg, transparent 70%, rgba(234, 245, 248, 0.3));
}

.origin-content {
  background: linear-gradient(145deg, #eaf5f8 0%, #f7fbfc 100%);
}

.origin-facts,
.metrics,
.document-list,
.quality-disclaimer p,
.company-details,
.process-list,
.process-list li,
.contact,
.site-footer {
  border-color: var(--line-dark);
}

.section-index.light,
.metric p,
.company-details dt,
.process-list li > span {
  color: var(--blue-deep);
}

.factory-film {
  display: grid;
  grid-template-columns: minmax(18rem, 0.62fr) minmax(0, 1.38fr);
  gap: 7vw;
  align-items: center;
  background: #fff;
}

.factory-film-copy h2 {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(3rem, 5vw, 5.7rem);
  font-weight: 400;
  letter-spacing: -0.045em;
  line-height: 0.98;
}

.factory-film-copy > p:not(.eyebrow) {
  max-width: 34rem;
  margin: 2rem 0 0;
  color: rgba(23, 52, 61, 0.68);
  font-size: 1.05rem;
}

.factory-film-media {
  margin: 0;
}

.factory-film-media video {
  width: 100%;
  aspect-ratio: 8 / 5;
  object-fit: cover;
  background: var(--mist-blue);
  box-shadow: 0 1.8rem 4rem rgba(44, 112, 133, 0.12);
}

.factory-film-media figcaption {
  margin-top: 0.85rem;
  color: rgba(23, 52, 61, 0.5);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.product-grid {
  background: rgba(44, 112, 133, 0.14);
  border-color: rgba(44, 112, 133, 0.14);
}

.product-card,
.product-card:nth-child(1),
.product-card:nth-child(4) {
  background: #f6fafb;
}

.product-card:nth-child(2),
.product-card:nth-child(3) {
  background: #edf6f8;
}

.metrics {
  background: rgba(255, 255, 255, 0.48);
}

.metric {
  border-color: var(--line-dark);
}

.evidence-grid {
  background: #f7fbfc;
}

.research-visual::before {
  border-color: rgba(44, 112, 133, 0.28);
}

.document-list a:hover {
  color: var(--blue-deep);
}

.recognition {
  position: relative;
  background: linear-gradient(135deg, #fff 0%, #f3fafb 100%);
}

.recognition::before {
  content: "AWARD";
  position: absolute;
  top: 4.5rem;
  right: 5vw;
  color: rgba(44, 112, 133, 0.055);
  font-family: var(--serif);
  font-size: clamp(5rem, 14vw, 13rem);
  letter-spacing: 0.04em;
}

.award-figure {
  position: relative;
  padding: clamp(1.4rem, 3vw, 3rem);
  background: #fff;
  border: 1px solid rgba(183, 157, 103, 0.32);
  box-shadow: 0 1.4rem 4rem rgba(44, 112, 133, 0.1);
}

.award-figure img {
  box-shadow: none;
}

.award-seal {
  position: absolute;
  z-index: 2;
  top: -1.3rem;
  right: 2rem;
  padding: 0.7rem 1rem;
  color: #fff;
  background: var(--gold);
  font-size: 0.67rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.market-list span {
  border-color: rgba(44, 112, 133, 0.24);
  background: rgba(255, 255, 255, 0.46);
}

.contact-watermark {
  color: rgba(44, 112, 133, 0.05);
}

.contact-form label span {
  color: rgba(23, 52, 61, 0.62);
}

.contact-form input,
.contact-form textarea {
  color: var(--ink);
  border-color: rgba(23, 52, 61, 0.28);
}

.site-footer {
  color: rgba(23, 52, 61, 0.56);
  background: #fff;
}

.footer-brand,
.site-footer a {
  color: var(--ink);
}

@media (max-width: 900px) {
  .hero-scrim {
    background: linear-gradient(0deg, rgba(247, 251, 252, 0.96) 0%, rgba(247, 251, 252, 0.62) 62%, rgba(247, 251, 252, 0.28) 100%);
  }

  .factory-film {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .site-header {
    background: rgba(255, 255, 255, 0.94);
  }

  .hero {
    min-height: 50rem;
  }

  .hero-content {
    margin-top: 7rem;
  }

  .hero h1 {
    font-size: clamp(3rem, 14vw, 4.9rem);
  }

  .factory-film-media video {
    aspect-ratio: 16 / 10;
  }

  .award-seal {
    right: 1rem;
  }
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  background: var(--ink);
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--sans);
  font-size: 1rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

body.menu-open {
  overflow: hidden;
}

img,
video {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
textarea {
  color: inherit;
  font: inherit;
}

button {
  cursor: pointer;
}

.skip-link {
  position: fixed;
  z-index: 200;
  top: 0.75rem;
  left: 0.75rem;
  transform: translateY(-160%);
  padding: 0.7rem 1rem;
  background: var(--paper-bright);
  color: var(--ink);
}

.skip-link:focus {
  transform: none;
}

.site-header {
  position: fixed;
  z-index: 100;
  top: 0;
  right: 0;
  left: 0;
  height: 6.5rem;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  padding: 0 3.2vw;
  color: #fff;
  border-bottom: 1px solid rgba(255, 255, 255, 0.18);
  transition: height 0.45s var(--ease), color 0.4s, background 0.4s, border-color 0.4s;
}

.site-header.scrolled {
  height: 5rem;
  color: var(--ink);
  background: rgba(244, 240, 232, 0.94);
  border-color: var(--line-dark);
  backdrop-filter: blur(14px);
}

.brand {
  display: inline-flex;
  justify-self: start;
  align-items: center;
  gap: 0.85rem;
}

.brand-mark {
  width: 2.7rem;
  height: 2.7rem;
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  border: 1px solid currentColor;
  border-radius: 50%;
  font-family: var(--serif);
  font-size: 1.4rem;
  line-height: 1;
}

.brand-type {
  display: flex;
  flex-direction: column;
  line-height: 1;
}

.brand-type strong,
.footer-brand strong {
  letter-spacing: 0.23em;
  font-size: 0.95rem;
  font-weight: 500;
}

.brand-type small,
.footer-brand small {
  margin-top: 0.45rem;
  letter-spacing: 0.3em;
  font-size: 0.52rem;
  opacity: 0.72;
}

.desktop-nav {
  display: flex;
  gap: clamp(1.4rem, 3vw, 3.4rem);
}

.desktop-nav a,
.header-inquiry {
  position: relative;
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.desktop-nav a::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: -0.35rem;
  left: 0;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.35s var(--ease);
}

.desktop-nav a:hover::after,
.desktop-nav a:focus-visible::after {
  transform: scaleX(1);
  transform-origin: left;
}

.header-actions {
  display: flex;
  justify-self: end;
  align-items: center;
  gap: 1.8rem;
}

.language-switcher {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.language-switcher button {
  padding: 0.25rem 0;
  color: inherit;
  background: transparent;
  border: 0;
  border-bottom: 1px solid transparent;
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  opacity: 0.58;
}

.language-switcher button[aria-pressed="true"] {
  border-color: currentColor;
  opacity: 1;
}

.header-inquiry {
  padding: 0.7rem 1rem;
  border: 1px solid currentColor;
}

.menu-toggle,
.mobile-menu {
  display: none;
}

.hero {
  position: relative;
  min-height: 100svh;
  display: grid;
  align-items: center;
  overflow: hidden;
  color: #fff;
  background: #062127;
}

.hero-video,
.hero-scrim,
.hero-grain {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero-video {
  object-fit: cover;
}

.hero-scrim {
  background:
    linear-gradient(90deg, rgba(2, 16, 18, 0.8) 0%, rgba(2, 16, 18, 0.34) 56%, rgba(2, 16, 18, 0.16) 100%),
    linear-gradient(0deg, rgba(2, 16, 18, 0.52) 0%, transparent 42%);
}

.hero-grain {
  opacity: 0.12;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.86' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.48'/%3E%3C/svg%3E");
}

.hero-content {
  position: relative;
  z-index: 2;
  width: min(75rem, 88vw);
  margin: 5rem auto 0;
}

.eyebrow {
  margin: 0 0 1.4rem;
  color: var(--blue);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.eyebrow.dark {
  color: var(--blue-deep);
}

.hero h1 {
  max-width: 58rem;
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(3.5rem, 7.3vw, 7.7rem);
  font-weight: 400;
  letter-spacing: -0.045em;
  line-height: 0.93;
  text-wrap: balance;
}

.hero-copy {
  max-width: 36rem;
  margin: 2.2rem 0 0.2rem;
  color: rgba(255, 255, 255, 0.8);
  font-size: clamp(1rem, 1.25vw, 1.16rem);
  line-height: 1.75;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 2rem;
  margin-top: 2.2rem;
}

.button {
  min-height: 3.7rem;
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  padding: 0.85rem 1.2rem;
  border: 1px solid transparent;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: color 0.35s, background 0.35s, transform 0.35s var(--ease);
}

.button:hover {
  transform: translateY(-2px);
}

.button-light {
  min-width: 15rem;
  color: var(--ink);
  background: var(--paper-bright);
}

.button-light:hover {
  background: var(--blue);
}

.button-dark {
  min-width: 14rem;
  color: var(--paper-bright);
  background: var(--ink);
}

.button-dark:hover {
  background: var(--blue-deep);
}

.text-link {
  display: inline-flex;
  gap: 0.7rem;
  align-items: center;
  padding: 0.6rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.5);
  font-size: 0.78rem;
}

.hero-aside {
  position: absolute;
  z-index: 2;
  right: 3.2vw;
  bottom: 9rem;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.35rem;
}

.hero-aside .vertical-rule {
  width: 1px;
  height: 5rem;
  margin-right: 0.4rem;
  margin-bottom: 0.6rem;
  background: rgba(255, 255, 255, 0.5);
}

.hero-aside p {
  margin: 0;
  font-size: 0.62rem;
  letter-spacing: 0.22em;
  writing-mode: vertical-rl;
}

.hero-aside strong {
  margin-top: 0.8rem;
  font-family: var(--serif);
  font-size: 0.8rem;
  font-weight: 400;
}

.hero-footer {
  position: absolute;
  z-index: 2;
  right: 3.2vw;
  bottom: 2rem;
  left: 3.2vw;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  color: rgba(255, 255, 255, 0.62);
  font-size: 0.65rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.video-control {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0;
  color: inherit;
  background: transparent;
  border: 0;
  font-size: inherit;
  letter-spacing: inherit;
  text-transform: inherit;
}

.pause-icon {
  width: 1.6rem;
  height: 1.6rem;
  display: inline-block;
  border: 1px solid rgba(255, 255, 255, 0.5);
  border-radius: 50%;
  background: linear-gradient(90deg, transparent 40%, currentColor 40% 46%, transparent 46% 54%, currentColor 54% 60%, transparent 60%);
}

.video-control[aria-pressed="true"] .pause-icon {
  background: none;
}

.video-control[aria-pressed="true"] .pause-icon::after {
  content: "";
  display: block;
  width: 0;
  height: 0;
  margin: 0.46rem 0 0 0.62rem;
  border-top: 0.28rem solid transparent;
  border-bottom: 0.28rem solid transparent;
  border-left: 0.42rem solid currentColor;
}

.section-pad {
  padding: clamp(6rem, 11vw, 10rem) 6vw;
}

.section-index {
  margin-bottom: 5rem;
  color: rgba(7, 27, 32, 0.45);
  font-family: var(--serif);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
}

.section-index.light {
  color: rgba(255, 255, 255, 0.5);
}

.intro {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(20rem, 0.85fr);
  gap: 4vw 9vw;
  background: var(--paper-bright);
}

.intro .section-index {
  grid-column: 1 / -1;
}

.intro h2,
.section-heading h2,
.recognition h2,
.company h2,
.process h2,
.contact h2,
.quality h2 {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(3rem, 5.4vw, 6rem);
  font-weight: 400;
  letter-spacing: -0.045em;
  line-height: 0.98;
}

.intro-copy > p {
  max-width: 36rem;
  margin: 1.9rem 0 4rem;
  font-size: clamp(1.05rem, 1.4vw, 1.25rem);
  line-height: 1.8;
}

.principles {
  border-top: 1px solid var(--line-dark);
}

.principles div {
  display: grid;
  grid-template-columns: 3.5rem 1fr;
  gap: 1rem;
  align-items: center;
  min-height: 4.3rem;
  border-bottom: 1px solid var(--line-dark);
}

.principles span {
  font-family: var(--serif);
  font-size: 0.78rem;
  opacity: 0.55;
}

.principles p {
  margin: 0;
  font-size: 0.84rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.origin {
  min-height: 52rem;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  color: #fff;
  background: var(--ink);
}

.origin-media {
  position: relative;
  min-height: 52rem;
  overflow: hidden;
}

.origin-media video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.origin-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent 56%, rgba(7, 27, 32, 0.36));
}

.origin-caption {
  position: absolute;
  z-index: 2;
  right: 1.5rem;
  bottom: 1.5rem;
  left: 1.5rem;
  display: flex;
  justify-content: space-between;
  color: rgba(255, 255, 255, 0.74);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.origin-content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 7vw 6vw;
}

.origin-content h2 {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(3.2rem, 5.5vw, 6.3rem);
  font-weight: 400;
  letter-spacing: -0.045em;
  line-height: 0.95;
}

.origin-content > p:not(.eyebrow) {
  max-width: 34rem;
  margin: 2.2rem 0 3rem;
  color: rgba(255, 255, 255, 0.72);
  font-size: 1.05rem;
}

.origin-facts {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin: 0;
  border-top: 1px solid var(--line-light);
  border-bottom: 1px solid var(--line-light);
}

.origin-facts div {
  padding: 1.6rem 0.8rem 1.6rem 0;
}

.origin-facts dt {
  font-family: var(--serif);
  font-size: clamp(1.4rem, 2vw, 2.2rem);
}

.origin-facts dd {
  margin: 0.3rem 0 0;
  color: rgba(255, 255, 255, 0.58);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.origin-content small {
  margin-top: 1rem;
  color: rgba(255, 255, 255, 0.4);
  font-size: 0.7rem;
}

.products {
  background: var(--paper);
}

.section-heading {
  display: grid;
  grid-template-columns: 1fr minmax(18rem, 0.48fr);
  gap: 8vw;
  align-items: end;
  margin-bottom: 5rem;
}

.section-heading > p {
  max-width: 31rem;
  margin: 0 0 0.6rem;
  color: rgba(7, 27, 32, 0.7);
  font-size: 1.05rem;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  overflow: hidden;
  background: var(--line-dark);
  border: 1px solid var(--line-dark);
}

.product-card {
  position: relative;
  min-height: 42rem;
  display: grid;
  grid-template-rows: 1fr auto;
  padding: 3rem;
  overflow: hidden;
  background: var(--paper-bright);
}

.product-card:nth-child(1),
.product-card:nth-child(4) {
  background: #e9eef0;
}

.product-number {
  position: absolute;
  top: 2rem;
  left: 2rem;
  z-index: 2;
  font-family: var(--serif);
  font-size: 0.74rem;
  opacity: 0.5;
}

.product-image {
  min-height: 26rem;
  display: grid;
  place-items: center;
  overflow: hidden;
}

.product-image img {
  width: auto;
  height: min(35rem, 62vh);
  object-fit: contain;
  filter: drop-shadow(0 1.2rem 1rem rgba(4, 21, 25, 0.1));
  transition: transform 0.8s var(--ease);
}

.product-card:hover .product-image img {
  transform: translateY(-0.6rem) scale(1.025);
}

.product-image-box img {
  width: min(80%, 28rem);
  height: auto;
}

.product-info {
  position: relative;
  z-index: 2;
  border-top: 1px solid var(--line-dark);
  padding-top: 1.4rem;
}

.product-info p {
  margin: 0 0 0.25rem;
  color: var(--blue-deep);
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.product-info h3 {
  margin: 0;
  font-family: var(--serif);
  font-size: 2.3rem;
  font-weight: 400;
}

.product-info span {
  display: block;
  margin-top: 0.35rem;
  color: rgba(7, 27, 32, 0.58);
  font-size: 0.84rem;
}

.catalog-cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  padding: 3rem 0 0;
}

.catalog-cta p {
  margin: 0;
}

.quality {
  color: #fff;
  background: var(--ink);
}

.quality-intro {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 3rem 9vw;
}

.quality-intro .section-index {
  grid-column: 1 / -1;
}

.quality-copy {
  display: flex;
  align-items: flex-end;
}

.quality-copy p {
  max-width: 35rem;
  margin: 0;
  color: rgba(255, 255, 255, 0.68);
  font-size: 1.05rem;
}

.metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line-light);
  border-bottom: 1px solid var(--line-light);
}

.metric {
  min-height: 20rem;
  padding: 3.5rem 4vw;
  border-right: 1px solid var(--line-light);
}

.metric:last-child {
  border-right: 0;
}

.metric p {
  margin: 0;
  color: var(--blue);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.metric strong {
  display: block;
  margin: 2.5rem 0;
  font-family: var(--serif);
  font-size: clamp(1.6rem, 2.7vw, 2.7rem);
  font-weight: 400;
}

.metric strong span {
  margin-right: 0.35rem;
  font-size: clamp(4rem, 7vw, 7rem);
  letter-spacing: -0.06em;
}

.metric small {
  color: rgba(255, 255, 255, 0.46);
  font-size: 0.72rem;
}

.evidence-grid {
  display: grid;
  grid-template-columns: minmax(18rem, 0.72fr) 1fr;
  gap: 9vw;
  align-items: center;
}

.research-visual {
  position: relative;
}

.research-visual::before {
  content: "";
  position: absolute;
  top: -1rem;
  right: -1rem;
  bottom: 1rem;
  left: 1rem;
  border: 1px solid rgba(126, 196, 211, 0.45);
}

.research-visual img {
  position: relative;
  z-index: 1;
  width: 100%;
  background: white;
}

.research-visual span {
  display: block;
  margin-top: 1rem;
  color: rgba(255, 255, 255, 0.45);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.evidence-content h3 {
  margin: 0 0 3rem;
  font-family: var(--serif);
  font-size: clamp(2.8rem, 4.5vw, 5rem);
  font-weight: 400;
  letter-spacing: -0.04em;
  line-height: 1;
}

.document-list {
  border-top: 1px solid var(--line-light);
}

.document-list a {
  min-height: 4.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  border-bottom: 1px solid var(--line-light);
  transition: color 0.25s, padding 0.35s var(--ease);
}

.document-list a:hover {
  padding-left: 0.6rem;
  color: var(--blue);
}

.document-list span {
  display: grid;
  grid-template-columns: 2.5rem 1fr;
  gap: 1rem;
  align-items: center;
}

.document-list b {
  font-family: var(--serif);
  font-size: 0.72rem;
  font-weight: 400;
  opacity: 0.45;
}

.document-list em {
  font-size: 0.82rem;
  font-style: normal;
}

.document-list i {
  font-style: normal;
}

.quality-disclaimer {
  padding-top: 0;
}

.quality-disclaimer p {
  max-width: 55rem;
  margin: 0;
  padding-top: 1.4rem;
  border-top: 1px solid var(--line-light);
  color: rgba(255, 255, 255, 0.42);
  font-size: 0.72rem;
}

.recognition {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 3rem 9vw;
  background: var(--paper-bright);
}

.recognition .section-index {
  grid-column: 1 / -1;
}

.recognition-copy > p:not(.eyebrow) {
  max-width: 36rem;
  margin: 2rem 0 3rem;
  color: rgba(7, 27, 32, 0.68);
}

.recognition-meta {
  display: flex;
  gap: 1.5rem;
  align-items: center;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line-dark);
}

.recognition-meta span {
  color: var(--blue-deep);
  font-family: var(--serif);
  font-size: 2.3rem;
}

.recognition-meta p {
  margin: 0;
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  line-height: 1.5;
  text-transform: uppercase;
}

.award-figure {
  margin: 0;
}

.award-figure img {
  width: 100%;
  background: #e9e1cb;
  box-shadow: 0 1.4rem 4rem rgba(7, 27, 32, 0.12);
}

.award-figure figcaption {
  margin-top: 0.9rem;
  color: rgba(7, 27, 32, 0.52);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.company {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6rem 9vw;
  color: #fff;
  background: var(--blue-deep);
}

.company-body > p {
  max-width: 40rem;
  margin: 2rem 0 3rem;
  color: rgba(255, 255, 255, 0.72);
  font-size: 1.05rem;
}

.market-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.market-list span {
  padding: 0.55rem 0.85rem;
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 10rem;
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.company-details {
  grid-column: 1 / -1;
  padding-top: 2rem;
  border-top: 1px solid var(--line-light);
}

.company-details dl {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin: 0;
}

.company-details dt {
  margin-bottom: 1rem;
  color: var(--blue);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.company-details dd {
  margin: 0;
  color: rgba(255, 255, 255, 0.78);
  font-size: 0.88rem;
}

.process {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 3rem 9vw;
  color: #fff;
  background: var(--ink);
}

.process .section-index {
  grid-column: 1 / -1;
}

.process-heading {
  align-self: start;
  position: sticky;
  top: 8rem;
}

.process-list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line-light);
}

.process-list li {
  min-height: 10rem;
  display: grid;
  grid-template-columns: 3rem 1fr;
  gap: 2rem;
  align-items: start;
  padding: 2.5rem 0;
  border-bottom: 1px solid var(--line-light);
}

.process-list li > span {
  color: var(--blue);
  font-family: var(--serif);
  font-size: 0.8rem;
}

.process-list h3 {
  margin: 0;
  font-family: var(--serif);
  font-size: 2rem;
  font-weight: 400;
}

.process-list p {
  margin: 0.6rem 0 0;
  color: rgba(255, 255, 255, 0.55);
  font-size: 0.88rem;
}

.contact {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 7vw;
  overflow: hidden;
  padding: clamp(7rem, 12vw, 12rem) 6vw;
  color: #fff;
  background: #06161a;
  border-top: 1px solid var(--line-light);
}

.contact-watermark {
  position: absolute;
  top: -5rem;
  right: -2rem;
  color: rgba(126, 196, 211, 0.035);
  font-family: var(--serif);
  font-size: min(40vw, 36rem);
  line-height: 1;
}

.contact-copy,
.contact-form {
  position: relative;
  z-index: 1;
}

.contact-copy > p:not(.eyebrow) {
  max-width: 35rem;
  margin: 2rem 0 0;
  color: rgba(255, 255, 255, 0.58);
}

.contact-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.6rem;
}

.contact-form label {
  display: block;
}

.contact-form label span {
  display: block;
  margin-bottom: 0.5rem;
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 0.8rem 0;
  color: #fff;
  background: transparent;
  border: 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: 0;
  outline: 0;
  resize: vertical;
  transition: border-color 0.25s;
}

.contact-form input:focus,
.contact-form textarea:focus {
  border-color: var(--blue);
}

.form-wide {
  grid-column: 1 / -1;
}

.contact-form .button {
  width: 100%;
  margin-top: 0.8rem;
  border: 0;
}

.form-note {
  margin: -0.8rem 0 0;
  color: rgba(255, 255, 255, 0.38);
  font-size: 0.68rem;
}

.site-footer {
  min-height: 9rem;
  display: grid;
  grid-template-columns: 1fr auto 1fr auto;
  gap: 2rem;
  align-items: center;
  padding: 2.2rem 3.2vw;
  color: rgba(255, 255, 255, 0.52);
  background: #020c0e;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 0.66rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  color: #fff;
}

.footer-brand > div {
  display: flex;
  flex-direction: column;
  line-height: 1;
}

.site-footer a {
  color: #fff;
}

.reveal {
  opacity: 0;
  transform: translateY(2rem);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
}

.reveal.visible {
  opacity: 1;
  transform: none;
}

:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: 4px;
}

@media (max-width: 1020px) {
  .site-header {
    grid-template-columns: 1fr auto;
  }

  .desktop-nav,
  .header-inquiry {
    display: none;
  }

  .menu-toggle {
    width: 2.6rem;
    height: 2.6rem;
    display: grid;
    place-content: center;
    gap: 0.35rem;
    padding: 0;
    color: inherit;
    background: transparent;
    border: 1px solid currentColor;
  }

  .menu-toggle span {
    width: 1.1rem;
    height: 1px;
    display: block;
    background: currentColor;
    transition: transform 0.3s;
  }

  .menu-toggle[aria-expanded="true"] span:first-child {
    transform: translateY(0.2rem) rotate(45deg);
  }

  .menu-toggle[aria-expanded="true"] span:last-child {
    transform: translateY(-0.2rem) rotate(-45deg);
  }

  .mobile-menu {
    position: fixed;
    z-index: -1;
    inset: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 1.2rem;
    padding: 7rem 8vw;
    color: #fff;
    background: rgba(3, 19, 22, 0.98);
  }

  .mobile-menu[hidden] {
    display: none;
  }

  .mobile-menu a {
    font-family: var(--serif);
    font-size: clamp(2.6rem, 8vw, 5rem);
    line-height: 1;
  }

  .origin {
    grid-template-columns: 1fr;
  }

  .origin-media {
    min-height: 55vw;
  }

  .origin-content {
    padding: 7rem 8vw;
  }

  .metric {
    padding: 3rem;
  }

  .metric strong span {
    font-size: 5.2rem;
  }

  .site-footer {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 760px) {
  .site-header {
    height: 5rem;
    padding: 0 1rem;
  }

  .brand-type {
    display: none;
  }

  .brand-mark {
    width: 2.4rem;
    height: 2.4rem;
  }

  .header-actions {
    gap: 0.85rem;
  }

  .language-switcher {
    gap: 0.45rem;
  }

  .language-switcher button {
    font-size: 0.6rem;
  }

  .hero-content {
    width: auto;
    margin: 3rem 1.25rem 0;
  }

  .hero h1 {
    font-size: clamp(3.25rem, 15vw, 5.2rem);
  }

  .hero-copy {
    font-size: 0.95rem;
  }

  .hero-actions {
    align-items: stretch;
    flex-direction: column;
    gap: 0.9rem;
    margin-top: 1.6rem;
  }

  .button-light {
    width: 100%;
  }

  .text-link {
    align-self: flex-start;
  }

  .hero-aside {
    display: none;
  }

  .hero-footer {
    right: 1.25rem;
    bottom: 1.15rem;
    left: 1.25rem;
  }

  .hero-footer > span {
    display: none;
  }

  .video-control {
    margin-left: auto;
  }

  .section-pad {
    padding: 5.5rem 1.25rem;
  }

  .section-index {
    margin-bottom: 3.2rem;
  }

  .intro,
  .section-heading,
  .quality-intro,
  .recognition,
  .company,
  .process,
  .contact {
    grid-template-columns: 1fr;
  }

  .intro .section-index,
  .quality-intro .section-index,
  .recognition .section-index,
  .company-details,
  .process .section-index {
    grid-column: auto;
  }

  .intro h2,
  .section-heading h2,
  .recognition h2,
  .company h2,
  .process h2,
  .contact h2,
  .quality h2 {
    font-size: clamp(2.9rem, 13vw, 4.4rem);
  }

  .intro-copy > p {
    margin-top: 0;
  }

  .origin-media {
    min-height: 75vw;
  }

  .origin-content {
    padding: 5.5rem 1.25rem;
  }

  .origin-content h2 {
    font-size: 3.7rem;
  }

  .origin-facts {
    grid-template-columns: 1fr;
  }

  .origin-facts div + div {
    border-top: 1px solid var(--line-light);
  }

  .section-heading {
    align-items: start;
    gap: 2rem;
  }

  .product-grid {
    grid-template-columns: 1fr;
  }

  .product-card {
    min-height: 36rem;
    padding: 2rem 1.5rem;
  }

  .product-image {
    min-height: 24rem;
  }

  .product-image img {
    height: 27rem;
  }

  .product-image-box img {
    width: 88%;
    height: auto;
  }

  .catalog-cta {
    align-items: stretch;
    flex-direction: column;
  }

  .metrics {
    grid-template-columns: 1fr;
  }

  .metric {
    min-height: 16rem;
    padding: 2.5rem 1.25rem;
    border-right: 0;
    border-bottom: 1px solid var(--line-light);
  }

  .metric:last-child {
    border-bottom: 0;
  }

  .metric strong {
    margin: 1rem 0;
  }

  .metric strong span {
    font-size: 4.7rem;
  }

  .evidence-grid {
    grid-template-columns: 1fr;
    gap: 4.5rem;
  }

  .recognition,
  .company,
  .process,
  .contact {
    gap: 4rem;
  }

  .company-details dl {
    grid-template-columns: 1fr;
  }

  .process-heading {
    position: static;
  }

  .contact-form {
    grid-template-columns: 1fr;
  }

  .form-wide {
    grid-column: auto;
  }

  .site-footer {
    grid-template-columns: 1fr;
    padding: 3rem 1.25rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }

  .hero-video,
  .origin-media video {
    display: none;
  }

  .origin-media {
    background: url("./assets/water-cycle.webp") center / cover no-repeat;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}