:root {
  --color-ink: #082f3a;
  --color-muted: #526f73;
  --color-primary: #00a9f4;
  --color-primary-dark: #005f91;
  --color-accent: #4fd0c8;
  --color-sea: #e9f7f4;
  --color-wash: #f3f8f6;
  --color-line: #cfe4de;
  --color-white: #ffffff;
  --color-cream: #f7f3eb;
  --color-sage: #dcebe3;
  --color-gold: #d6b35a;
  --shadow-soft: 0 24px 70px rgba(5, 54, 58, 0.12);
  --shadow-photo: 0 30px 80px rgba(5, 54, 58, 0.18);
  --radius-lg: 30px;
  --radius-md: 20px;
  --radius-pill: 999px;
  --container: 1120px;
  --header-height: 76px;
  font-family: "Noto Sans JP", "Yu Gothic", "Hiragino Kaku Gothic ProN", Meiryo, sans-serif;
  color: var(--color-ink);
  background: var(--color-white);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  margin: 0;
  color: var(--color-ink);
  background: var(--color-white);
  font-size: 16px;
  line-height: 1.85;
  letter-spacing: 0;
  overflow-x: hidden;
}

body.nav-open {
  overflow: hidden;
}

body.lightbox-open {
  overflow: hidden;
}

img {
  display: block;
  width: 100%;
  height: auto;
}

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

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

:focus-visible {
  outline: 3px solid rgba(80, 184, 200, 0.75);
  outline-offset: 4px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  height: var(--header-height);
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid rgba(207, 228, 222, 0.95);
  backdrop-filter: blur(18px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: calc(100% - 32px);
  max-width: var(--container);
  height: 100%;
  margin: 0 auto;
}

.brand {
  display: inline-grid;
  gap: 0;
  line-height: 1.2;
}

.site-header .brand {
  grid-template-columns: 42px auto;
  column-gap: 10px;
  align-items: center;
  padding: 8px 12px 8px 8px;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.98), rgba(233, 247, 244, 0.92));
  border: 1px solid rgba(207, 228, 222, 0.92);
  border-radius: 18px;
  box-shadow: 0 12px 34px rgba(5, 54, 58, 0.09);
}

.site-header .brand::before {
  display: grid;
  grid-row: 1 / 3;
  place-items: center;
  width: 42px;
  height: 42px;
  color: var(--color-white);
  background:
    radial-gradient(circle at 68% 28%, rgba(255,255,255,0.9) 0 9%, transparent 10%),
    linear-gradient(135deg, var(--color-primary-dark), var(--color-primary) 56%, var(--color-accent));
  border-radius: 50%;
  box-shadow: 0 12px 26px rgba(0, 95, 145, 0.25);
  content: "U";
  font-size: 20px;
  font-weight: 900;
  letter-spacing: 0;
}

.brand strong {
  color: var(--color-ink);
  font-size: 19px;
  letter-spacing: 0.02em;
}

.brand span {
  color: var(--color-primary);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.nav-toggle {
  display: inline-grid;
  place-items: center;
  width: 44px !important;
  min-width: 44px !important;
  height: 44px !important;
  min-height: 44px !important;
  color: var(--color-white);
  background: var(--color-primary) !important;
  border: 1px solid var(--color-primary);
  border-radius: 50%;
  box-shadow: 0 8px 24px rgba(0, 90, 150, 0.22);
}

.nav-toggle span,
.nav-toggle::before,
.nav-toggle::after {
  display: block;
  width: 18px;
  height: 2px;
  background: currentColor;
  border-radius: 2px;
  content: "";
}

.nav-toggle span {
  margin: 4px 0;
}

.site-nav {
  position: fixed;
  inset: var(--header-height) 0 auto 0;
  display: none;
  padding: 22px 20px 34px;
  background: rgba(255, 255, 255, 0.98);
  border-bottom: 1px solid var(--color-line);
}

.site-nav.is-open {
  display: block;
}

.site-nav ul {
  display: grid;
  gap: 4px;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0;
  list-style: none;
}

.site-nav a {
  display: flex;
  align-items: center;
  min-height: 48px;
  padding: 6px 0;
  color: var(--color-ink);
  font-weight: 800;
}

.site-nav a:hover {
  color: var(--color-primary);
}

.nav-cta {
  padding: 12px 20px !important;
  color: var(--color-white) !important;
  background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));
  border-radius: var(--radius-pill);
  justify-content: center;
  box-shadow: 0 14px 34px rgba(0, 121, 190, 0.28);
}

.hero {
  position: relative;
  min-height: calc(100svh - var(--header-height));
  overflow: hidden;
  background: var(--color-primary);
  isolation: isolate;
}

.hero::before {
  position: absolute;
  inset: 0;
  z-index: -2;
  background: var(--image) center / cover no-repeat;
  content: "";
  filter: saturate(1.18) contrast(1.04);
}

.hero::after {
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(90deg, rgba(3, 40, 47, 0.92) 0%, rgba(0, 95, 145, 0.62) 39%, rgba(79, 208, 200, 0.18) 68%, rgba(0, 169, 244, 0) 100%),
    linear-gradient(180deg, rgba(0, 126, 210, 0) 0%, rgba(3, 40, 47, 0.22) 72%, var(--color-white) 100%);
  content: "";
}

.hero-inner {
  display: grid;
  align-content: end;
  width: calc(100% - 32px);
  max-width: var(--container);
  min-height: calc(100svh - var(--header-height));
  margin: 0 auto;
  padding: 92px 0 76px;
  color: var(--color-white);
}

.photo-ribbon {
  position: relative;
  z-index: 2;
  margin-top: -48px;
  padding-bottom: 34px;
}

.photo-ribbon-grid {
  display: grid;
  gap: 12px;
}

.photo-ribbon figure,
.product-strip figure {
  margin: 0;
}

.photo-ribbon img {
  height: 190px;
  object-fit: cover;
  border: 8px solid var(--color-white);
  border-radius: 30px;
  box-shadow: var(--shadow-photo);
}

.photo-ribbon figcaption {
  width: fit-content;
  margin: -28px 18px 0 auto;
  padding: 6px 14px;
  position: relative;
  color: var(--color-primary-dark);
  background: rgba(255, 255, 255, 0.94);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-pill);
  font-size: 13px;
  font-weight: 900;
}

.eyebrow {
  display: inline-flex;
  width: fit-content;
  align-items: center;
  gap: 9px;
  margin: 0 0 18px;
  color: var(--color-accent);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.eyebrow::before {
  width: 34px;
  height: 1px;
  background: currentColor;
  content: "";
}

.hero h1,
.page-hero h1 {
  max-width: 820px;
  margin: 0;
  font-size: clamp(38px, 10vw, 86px);
  font-weight: 800;
  line-height: 1.05;
}

.hero h1 {
  max-width: 980px;
}

@media (min-width: 981px) {
  .page-hero h1 {
    max-width: 1080px;
    font-size: clamp(50px, 5.8vw, 68px);
    line-height: 1.12;
  }
}

.hero-copy {
  max-width: 640px;
  margin: 22px 0 0;
  color: rgba(255, 255, 255, 0.94);
  font-size: clamp(16px, 4vw, 20px);
  font-weight: 600;
  text-shadow: 0 2px 18px rgba(0, 22, 50, 0.55);
}

.hero h1,
.page-hero h1 {
  text-shadow: 0 4px 26px rgba(0, 22, 50, 0.62);
}

.hero-actions,
.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 12px 22px;
  color: var(--color-white);
  background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));
  border: 1px solid var(--color-primary);
  border-radius: var(--radius-pill);
  font-weight: 800;
  line-height: 1.2;
  box-shadow: 0 16px 34px rgba(0, 121, 190, 0.24);
  transition: transform 180ms ease, background 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.button:hover {
  transform: translateY(-2px);
  background: linear-gradient(135deg, #0078d4, #15c4ff);
  border-color: var(--color-primary-dark);
  box-shadow: 0 20px 44px rgba(0, 121, 190, 0.32);
}

.button-strong {
  min-height: 60px;
  padding: 17px 34px;
  font-size: 18px;
}

.button.secondary {
  color: var(--color-primary-dark);
  background: rgba(255, 255, 255, 0.88);
  border-color: rgba(255, 255, 255, 0.88);
}

.button.ghost {
  color: var(--color-primary);
  background: transparent;
  border-color: var(--color-line);
  box-shadow: none;
}

.section {
  padding: 78px 0;
}

.section.tight {
  padding: 52px 0;
}

.section.alt {
  background: var(--color-wash);
}

.section.cream {
  background: var(--color-cream);
}

.container {
  width: calc(100% - 32px);
  max-width: var(--container);
  margin: 0 auto;
}

.section-head {
  display: grid;
  gap: 14px;
  max-width: 780px;
  margin-bottom: 34px;
}

.section-head.center {
  margin-right: auto;
  margin-left: auto;
  text-align: center;
}

.section-kicker {
  color: var(--color-primary-dark);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

h2,
h3,
p {
  margin-top: 0;
}

h2 {
  margin-bottom: 0;
  font-size: clamp(30px, 7vw, 56px);
  font-weight: 800;
  line-height: 1.18;
  overflow-wrap: anywhere;
}

h3 {
  margin-bottom: 12px;
  font-size: clamp(22px, 5vw, 34px);
  font-weight: 800;
  line-height: 1.28;
  overflow-wrap: anywhere;
}

p {
  margin-bottom: 0;
  color: var(--color-muted);
}

.lead {
  color: var(--color-ink);
  font-size: clamp(17px, 4vw, 21px);
  font-weight: 700;
}

.split {
  display: grid;
  gap: 28px;
  align-items: center;
}

.split.reverse .visual {
  order: -1;
}

.visual {
  position: relative;
  overflow: hidden;
  min-height: 320px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-photo);
}

.visual.tall {
  min-height: 430px;
}

.visual::before {
  position: absolute;
  inset: 0;
  background: var(--image) center / cover no-repeat;
  content: "";
}

.visual::after {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(3, 44, 53, 0), rgba(3, 44, 53, 0.12));
  content: "";
}

.note-list {
  display: grid;
  gap: 12px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.note-list li {
  padding-left: 18px;
  border-left: 3px solid var(--color-gold);
  color: var(--color-ink);
  font-weight: 700;
}

.feature-flow {
  display: grid;
  gap: 54px;
}

.feature-row {
  display: grid;
  gap: 24px;
  align-items: center;
}

.feature-row + .feature-row {
  padding-top: 34px;
  border-top: 1px solid var(--color-line);
}

.feature-row img {
  height: 300px;
  object-fit: cover;
  border-radius: 34px;
  box-shadow: var(--shadow-photo);
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 18px;
  color: var(--color-primary-dark);
  font-weight: 900;
}

.text-link::after {
  content: "→";
}

.large-panel {
  overflow: hidden;
  color: var(--color-white);
  background:
    radial-gradient(circle at 86% 18%, rgba(79, 208, 200, 0.32), transparent 28%),
    linear-gradient(135deg, #073946 0%, #005f91 58%, #00a9f4 100%);
  border-radius: 34px;
  box-shadow: var(--shadow-photo);
}

.large-panel-inner {
  display: grid;
  gap: 24px;
  padding: 32px 24px;
}

.large-panel p {
  color: rgba(255, 255, 255, 0.82);
}

.large-panel .visual {
  min-height: 280px;
  border-radius: 0;
  box-shadow: none;
}

.product-visual {
  position: relative;
  overflow: hidden;
  display: grid;
  place-items: center;
  min-height: 360px;
  padding: 34px;
  background:
    radial-gradient(circle at 70% 20%, rgba(82, 220, 255, 0.34), transparent 32%),
    linear-gradient(145deg, #f4faf7, #ffffff);
  border: 1px solid var(--color-line);
  border-radius: 34px;
  box-shadow: var(--shadow-photo);
}

.product-visual::before {
  position: absolute;
  inset: 16px;
  background:
    radial-gradient(circle at 36% 45%, rgba(255, 255, 255, 0.92), transparent 32%),
    radial-gradient(circle at 70% 52%, rgba(79, 208, 200, 0.24), transparent 34%);
  border-radius: 30px;
  content: "";
}

.product-visual-100a {
  background:
    linear-gradient(135deg, rgba(247, 243, 235, 0.86), rgba(243, 248, 246, 0.92)),
    url("../assets/images/pipe-mainline-closeup.png") center / cover;
}

.product-visual img {
  position: relative;
  max-height: 300px;
  object-fit: contain;
}

.product-zoom {
  position: relative;
  display: grid;
  gap: 12px;
  width: 100%;
  padding: 0;
  color: var(--color-primary-dark);
  font: inherit;
  font-weight: 900;
  text-align: left;
  background: transparent;
  border: 0;
  cursor: zoom-in;
}

.product-visual .product-zoom {
  justify-items: center;
  text-align: center;
}

.product-zoom span {
  display: inline-flex;
  width: fit-content;
  padding: 8px 14px;
  color: var(--color-primary-dark);
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-pill);
  box-shadow: var(--shadow-soft);
}

.product-zoom:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 6px;
}

.product-strip {
  display: grid;
  gap: 18px;
}

.product-strip-scroll {
  grid-auto-flow: column;
  grid-auto-columns: minmax(280px, 82vw);
  overflow-x: auto;
  padding-bottom: 8px;
  scroll-snap-type: x mandatory;
}

.product-strip figure {
  display: grid;
  gap: 12px;
  min-width: min(78vw, 360px);
  scroll-snap-align: start;
}

.product-strip .product-zoom {
  min-height: 280px;
  padding: 18px;
  background: var(--color-white);
  border: 1px solid var(--color-line);
  border-radius: 26px;
  box-shadow: var(--shadow-soft);
}

.product-strip img {
  width: 100%;
  max-height: 210px;
  object-fit: contain;
  padding: 0;
  background: transparent;
  border: 0;
  border-radius: 0;
  box-shadow: none;
}

.lineup-figure .product-zoom {
  height: auto;
  min-height: 320px;
}

.lineup-figure img {
  max-height: none;
}

.product-strip figcaption {
  color: var(--color-primary-dark);
  font-size: 14px;
  font-weight: 900;
}

.company-profile {
  display: grid;
  gap: 28px;
  padding: 28px;
  background: linear-gradient(135deg, var(--color-white), var(--color-wash));
  border: 1px solid var(--color-line);
  border-radius: 30px;
  box-shadow: var(--shadow-soft);
}

.company-mark {
  display: grid;
  gap: 8px;
  align-content: center;
  min-height: 150px;
  padding: 26px;
  color: var(--color-ink);
  background:
    radial-gradient(circle at 20% 20%, rgba(0, 169, 244, 0.18), transparent 34%),
    linear-gradient(135deg, rgba(247, 243, 235, 0.7), rgba(255, 255, 255, 0.92));
  border: 1px solid rgba(79, 208, 200, 0.34);
  border-radius: 24px;
}

.company-mark span {
  color: var(--color-primary);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0.22em;
}

.company-mark strong {
  font-size: clamp(28px, 7vw, 54px);
  line-height: 1.05;
}

.company-profile dl {
  display: grid;
  margin: 0;
  border-top: 1px solid var(--color-line);
}

.company-profile dl div {
  display: grid;
  gap: 8px;
  padding: 18px 0;
  border-bottom: 1px solid var(--color-line);
}

.company-profile dt {
  color: var(--color-primary-dark);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.company-profile dd {
  margin: 0;
  color: var(--color-ink);
  font-weight: 700;
}

.process {
  display: grid;
  gap: 18px;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: step;
}

.process li {
  display: grid;
  gap: 6px;
  padding: 22px 0;
  border-bottom: 1px solid var(--color-line);
  counter-increment: step;
}

.process li::before {
  color: var(--color-primary);
  content: "STEP " counter(step, decimal-leading-zero);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.14em;
}

.compare-list {
  display: grid;
  gap: 14px;
}

.compare-item {
  display: grid;
  gap: 10px;
  padding: 20px;
  background: var(--color-white);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
}

.compare-item strong {
  color: var(--color-primary-dark);
  font-size: 18px;
}

.compare-item dl {
  display: grid;
  gap: 8px;
  margin: 0;
}

.compare-item div {
  display: grid;
  grid-template-columns: 96px 1fr;
  gap: 10px;
}

.compare-item dt {
  color: var(--color-muted);
  font-size: 13px;
  font-weight: 800;
}

.compare-item dd {
  margin: 0;
  color: var(--color-ink);
}

.page-hero {
  position: relative;
  overflow: hidden;
  color: var(--color-white);
  background: var(--color-ink);
  isolation: isolate;
}

.page-hero::before {
  position: absolute;
  inset: 0;
  z-index: -2;
  background:
    linear-gradient(90deg, rgba(3, 40, 47, 0.94), rgba(0, 95, 145, 0.58), rgba(79, 208, 200, 0.24)),
    var(--image) center / cover no-repeat;
  content: "";
  filter: saturate(1.12) contrast(1.04);
}

.page-hero::after {
  position: absolute;
  inset: auto 0 0;
  height: 90px;
  z-index: -1;
  background: linear-gradient(180deg, rgba(255,255,255,0), var(--color-white));
  content: "";
}

.page-hero .container {
  min-height: 430px;
  padding: 96px 0 76px;
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 20px;
  padding: 0;
  color: rgba(255,255,255,0.82);
  font-size: 13px;
  list-style: none;
}

.breadcrumb li + li::before {
  margin-right: 8px;
  content: "/";
}

.content-grid {
  display: grid;
  gap: 22px;
}

.content-block {
  padding: 28px 0;
  border-bottom: 1px solid var(--color-line);
}

.content-block:last-child {
  border-bottom: 0;
}

.content-block h3 {
  font-size: 24px;
}

.cols {
  display: grid;
  gap: 22px;
}

.soft-box {
  padding: 8px 0 22px;
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--color-line);
  border-radius: 0;
}

.soft-box h3 {
  font-size: 22px;
}

.article-list {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: article;
}

.article-list a {
  position: relative;
  display: grid;
  gap: 10px;
  min-height: 160px;
  padding: 28px 0 28px 78px;
  border-top: 1px solid var(--color-line);
  counter-increment: article;
}

.article-list li:last-child a {
  border-bottom: 1px solid var(--color-line);
}

.article-list a::before {
  position: absolute;
  top: 30px;
  left: 0;
  color: rgba(0, 95, 145, 0.18);
  content: counter(article, decimal-leading-zero);
  font-size: 44px;
  font-weight: 900;
  line-height: 1;
}

.article-list a::after {
  position: absolute;
  right: 0;
  bottom: 28px;
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  color: var(--color-primary-dark);
  border: 1px solid var(--color-line);
  border-radius: 50%;
  content: "→";
  font-weight: 900;
  transition: transform 180ms ease, color 180ms ease, border-color 180ms ease;
}

.article-list a:hover::after {
  transform: translateX(4px);
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.article-list strong {
  color: var(--color-ink);
  max-width: 720px;
  padding-right: 54px;
  font-size: clamp(22px, 4vw, 32px);
  line-height: 1.35;
  overflow-wrap: anywhere;
}

.article-list span {
  color: var(--color-primary-dark);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.14em;
}

.article-list p {
  max-width: 620px;
  padding-right: 54px;
}

.article-shell {
  display: grid;
  gap: 34px;
  max-width: 880px;
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  margin: 0;
  padding: 0;
  color: var(--color-muted);
  font-size: 14px;
  font-weight: 800;
  list-style: none;
}

.article-body {
  display: grid;
  gap: 30px;
}

.article-body h2 {
  margin-top: 18px;
  font-size: clamp(30px, 5vw, 48px);
  overflow-wrap: anywhere;
}

.article-body h3 {
  margin-bottom: 6px;
  font-size: clamp(22px, 4vw, 30px);
  overflow-wrap: anywhere;
}

.article-body p {
  color: var(--color-muted);
}

.article-figure {
  margin: 4px 0 12px;
}

.article-figure img {
  width: 100%;
  max-height: 440px;
  object-fit: cover;
  border-radius: 30px;
  box-shadow: var(--shadow-photo);
}

.article-figure figcaption {
  margin-top: 12px;
  color: var(--color-muted);
  font-size: 14px;
  font-weight: 700;
  line-height: 1.7;
}

.info-band {
  display: grid;
  gap: 18px;
  padding: 26px;
  background: var(--color-wash);
  border: 1px solid var(--color-line);
  border-radius: 24px;
}

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: none;
  place-items: center;
  padding: 22px;
  background: rgba(3, 40, 47, 0.78);
  backdrop-filter: blur(10px);
}

.lightbox.is-open {
  display: grid;
}

.lightbox img {
  max-width: min(1120px, 94vw);
  max-height: 82vh;
  object-fit: contain;
  background: var(--color-white);
  border-radius: 22px;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.34);
}

.lightbox button {
  position: fixed;
  top: 16px;
  right: 16px;
  min-width: 48px;
  min-height: 48px;
  color: var(--color-white);
  font-size: 28px;
  line-height: 1;
  background: rgba(255, 255, 255, 0.16);
  border: 1px solid rgba(255, 255, 255, 0.34);
  border-radius: 50%;
  cursor: pointer;
}

.lightbox button:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 4px;
}

.spec-list,
.faq-list {
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.spec-list li,
.faq-list details {
  padding: 18px 0;
  border-bottom: 1px solid var(--color-line);
}

.spec-list strong,
.faq-list summary {
  color: var(--color-ink);
  font-size: 18px;
  font-weight: 900;
}

.faq-list summary {
  cursor: pointer;
}

.faq-list p {
  margin: 10px 0 0;
  color: var(--color-muted);
}

.contact-form {
  display: grid;
  gap: 18px;
}

.contact-layout {
  display: grid;
  gap: 34px;
  align-items: start;
}

.contact-note {
  display: grid;
  gap: 8px;
  margin-top: 28px;
  padding: 24px;
  background: var(--color-wash);
  border: 1px solid var(--color-line);
  border-radius: 24px;
}

.contact-note span {
  color: var(--color-primary);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.14em;
}

.contact-note strong {
  color: var(--color-primary-dark);
  font-size: 24px;
}

.panel-form {
  padding: 22px;
  background: var(--color-white);
  border: 1px solid var(--color-line);
  border-radius: 24px;
  box-shadow: var(--shadow-soft);
}

.form-grid {
  display: grid;
  gap: 16px;
}

.simple-form-grid {
  gap: 18px;
}

.field {
  display: grid;
  gap: 7px;
}

.field label {
  font-weight: 800;
}

.field label span {
  display: inline-flex;
  margin-left: 6px;
  padding: 1px 6px;
  color: var(--color-white);
  background: #f05252;
  border-radius: 4px;
  font-size: 11px;
  line-height: 1.4;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  min-height: 48px;
  padding: 12px 14px;
  color: var(--color-ink);
  background: var(--color-white);
  border: 1px solid var(--color-line);
  border-radius: 14px;
}

.field textarea {
  min-height: 150px;
  resize: vertical;
}

.privacy-check {
  display: flex;
  gap: 10px;
  align-items: center;
  padding: 14px;
  background: var(--color-wash);
  border: 1px solid var(--color-line);
  border-radius: 14px;
  font-weight: 800;
}

.privacy-check input {
  width: 18px;
  height: 18px;
  accent-color: var(--color-primary);
}

.privacy-check a,
.thanks-hero a:not(.button) {
  color: var(--color-primary-dark);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.visually-hidden {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0 0 0 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

.thanks-hero {
  position: relative;
  min-height: calc(100svh - var(--header-height));
  padding: 120px 0 160px;
  overflow: hidden;
  background:
    linear-gradient(180deg, rgba(228, 248, 255, 0.98), rgba(255,255,255,1)),
    url("../assets/images/land-aquaculture-wide.png") center / cover no-repeat;
}

.thanks-hero::after {
  position: absolute;
  right: -0.08em;
  bottom: -0.24em;
  color: rgba(0, 169, 244, 0.08);
  content: "THANK YOU";
  font-size: clamp(86px, 18vw, 240px);
  font-weight: 900;
  line-height: 1;
  white-space: nowrap;
}

.thanks-hero .container {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 24px;
}

.thanks-hero h1 {
  margin: 0;
  font-size: clamp(54px, 10vw, 104px);
  line-height: 1;
}

.thanks-hero p {
  max-width: 720px;
  color: var(--color-ink);
  font-size: clamp(17px, 3vw, 22px);
}

.thanks-hero .button {
  width: fit-content;
  margin-top: 34px;
}

.footer {
  padding: 54px 0 92px;
  color: var(--color-white);
  background: var(--color-primary-dark);
}

.footer p {
  color: rgba(255, 255, 255, 0.74);
}

.footer-grid {
  display: grid;
  gap: 28px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 22px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.footer-links a {
  color: rgba(255,255,255,0.86);
  font-weight: 700;
}

.mobile-cta {
  position: fixed;
  right: 12px;
  bottom: 12px;
  left: 12px;
  z-index: 60;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  padding: 8px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--color-line);
  border-radius: 20px;
  box-shadow: 0 14px 42px rgba(12, 70, 82, 0.18);
  backdrop-filter: blur(14px);
}

.mobile-cta.single {
  grid-template-columns: 1fr;
}

.mobile-cta .button {
  min-height: 44px;
  padding: 10px 12px;
  font-size: 13px;
}

@media (max-width: 520px) {
  .hero::before {
    background-position: 58% 0;
  }

  .hero::after {
    background:
      linear-gradient(180deg, rgba(0, 155, 228, 0.12) 0%, rgba(0, 130, 210, 0.25) 38%, rgba(0, 68, 132, 0.84) 72%, var(--color-white) 100%),
      linear-gradient(90deg, rgba(0, 86, 160, 0.52), rgba(0, 180, 245, 0.08));
  }

  .photo-ribbon {
    margin-top: -30px;
  }

  .photo-ribbon-grid {
    width: calc(100% - 18px);
  }

  .photo-ribbon img {
    height: 150px;
    border-width: 6px;
    border-radius: 24px;
  }

  .hero-inner {
    min-height: min(760px, calc(100svh - var(--header-height)));
    padding-top: 260px;
    padding-bottom: 104px;
  }

  .hero h1,
  .page-hero h1 {
    font-size: 34px;
    line-height: 1.12;
    max-width: calc(100vw - 32px);
    overflow-wrap: anywhere;
  }

  .page-hero h1 {
    font-size: 32px;
  }

  .hero-copy {
    font-size: 15px;
    line-height: 1.75;
  }

  .hero-actions,
  .actions {
    display: grid;
    grid-template-columns: 1fr;
  }

  .hero-actions .button,
  .actions .button {
    width: 100%;
  }

  .button {
    min-height: 46px;
    padding-right: 16px;
    padding-left: 16px;
  }

  .section {
    padding: 64px 0;
  }

  .section-head {
    margin-bottom: 26px;
  }

  h2 {
    font-size: 30px;
    word-break: break-all;
  }

  h3 {
    font-size: 22px;
    word-break: break-all;
  }

  .article-list strong,
  .article-body h2,
  .article-body h3 {
    word-break: break-all;
  }

  .visual,
  .visual.tall {
    min-height: 280px;
    border-radius: 24px;
  }

  .feature-row img {
    height: 220px;
    border-radius: 24px;
  }

  .product-visual {
    min-height: 260px;
    padding: 22px;
    border-radius: 24px;
  }

  .product-visual img {
    max-height: 210px;
  }

  .product-strip img {
    height: 190px;
    border-radius: 22px;
  }

  .panel-form {
    padding: 16px;
    border-radius: 20px;
  }

  .contact-note {
    padding: 18px;
    border-radius: 20px;
  }

  .contact-note strong {
    font-size: 20px;
  }

  .thanks-hero {
    padding: 86px 0 120px;
  }
}

@media (max-width: 759px) {
  .site-header {
    position: sticky;
    height: var(--header-height);
  }

  .header-inner {
    position: relative;
    height: var(--header-height);
  }

  .nav-toggle {
    position: absolute;
    top: 50%;
    right: 16px;
    z-index: 80;
    display: inline-grid !important;
    visibility: visible;
    opacity: 1;
    transform: translateY(-50%);
  }

  .site-nav {
    position: fixed;
    inset: var(--header-height) 12px auto;
    display: none;
    padding: 14px;
    background: rgba(255, 255, 255, 0.98);
    border-bottom: 1px solid var(--color-line);
    border: 1px solid var(--color-line);
    border-radius: 24px;
    box-shadow: 0 18px 52px rgba(0, 76, 130, 0.18);
    backdrop-filter: blur(18px);
  }

  .site-nav.is-open {
    display: block;
  }

  .site-nav ul {
    display: grid;
    gap: 2px;
    width: 100%;
  }

  .site-nav a {
    min-height: 44px;
    padding: 8px 10px;
    background: transparent;
    border: 0;
    border-radius: 14px;
    font-size: 14px;
  }

  .nav-cta {
    margin-top: 6px;
    padding: 10px 14px !important;
  }
}

@media (min-width: 760px) {
  body {
    font-size: 17px;
  }

  .nav-toggle {
    display: none;
  }

  .site-nav {
    position: static;
    display: block;
    padding: 0;
    background: transparent;
    border: 0;
  }

  .site-nav ul {
    display: flex;
    align-items: center;
    gap: 16px;
  }

  .site-nav a {
    min-height: auto;
    font-size: 12px;
  }

  .nav-cta {
    padding: 9px 15px !important;
  }

  .split {
    grid-template-columns: 0.92fr 1.08fr;
    gap: 52px;
  }

  .photo-ribbon-grid {
    grid-template-columns: 1.2fr 0.9fr 0.9fr;
    align-items: end;
  }

  .photo-ribbon figure:first-child img {
    height: 260px;
  }

  .split.reverse {
    grid-template-columns: 1.08fr 0.92fr;
  }

  .split.reverse .visual {
    order: 0;
  }

  .feature-row {
    grid-template-columns: 0.96fr 1.04fr;
    gap: 48px;
  }

  .feature-row:nth-child(even) {
    grid-template-columns: 1.04fr 0.96fr;
  }

  .feature-row:nth-child(even) img {
    order: 2;
  }

  .large-panel {
    display: grid;
    grid-template-columns: 0.94fr 1.06fr;
  }

  .large-panel-inner {
    padding: 52px;
  }

  .large-panel .visual {
    min-height: 100%;
  }

  .product-strip {
    grid-template-columns: repeat(3, 1fr);
    align-items: start;
  }

  .product-strip-scroll {
    grid-auto-flow: row;
    grid-auto-columns: auto;
    overflow: visible;
  }

  .product-strip figure {
    min-width: 0;
  }

  .product-strip .lineup-figure {
    grid-column: 1 / -1;
  }

  .lineup-figure .product-zoom {
    min-height: 520px;
  }

  .lineup-figure img {
    width: 100%;
  }

  .company-profile {
    grid-template-columns: 0.86fr 1.14fr;
    align-items: stretch;
  }

  .company-profile dl div {
    grid-template-columns: 130px 1fr;
    gap: 20px;
  }

  .process {
    grid-template-columns: repeat(3, 1fr);
    gap: 0 24px;
  }

  .process li {
    padding-right: 20px;
  }

  .compare-list {
    grid-template-columns: repeat(2, 1fr);
  }

  .cols {
    grid-template-columns: repeat(3, 1fr);
  }

  .form-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .contact-layout {
    grid-template-columns: 0.8fr 1.2fr;
    gap: 58px;
  }

  .field.full {
    grid-column: 1 / -1;
  }

  .privacy-check.full {
    grid-column: 1 / -1;
  }

  .footer-grid {
    grid-template-columns: 1fr auto;
    align-items: start;
  }

  .mobile-cta {
    display: none;
  }
}

@media (min-width: 981px) {
  :root {
    --header-height: 84px;
  }

  .site-nav ul {
    gap: 24px;
  }

  .site-nav a {
    font-size: 15px;
  }

  .nav-cta {
    padding: 12px 24px !important;
  }

  .panel-form {
    padding: 30px;
  }

  .simple-form-grid {
    gap: 22px 24px;
  }

  .privacy-check {
    min-height: 60px;
    padding: 16px 18px;
  }

  .privacy-check span {
    white-space: nowrap;
  }
}

@media (min-width: 1080px) {
  .section {
    padding: 104px 0;
  }

  .section.tight {
    padding: 68px 0;
  }
}

@media (max-width: 980px) {
  .site-header {
    height: var(--header-height);
  }

  .header-inner {
    position: relative;
    height: var(--header-height);
  }

  .nav-toggle {
    position: absolute;
    top: 50%;
    right: 16px;
    z-index: 80;
    display: inline-grid !important;
    visibility: visible;
    opacity: 1;
    transform: translateY(-50%);
  }

  .site-nav {
    position: fixed;
    inset: var(--header-height) 12px auto;
    display: none;
    padding: 14px;
    background: rgba(255, 255, 255, 0.98);
    border: 1px solid var(--color-line);
    border-radius: 24px;
    box-shadow: 0 18px 52px rgba(0, 76, 130, 0.18);
    backdrop-filter: blur(18px);
  }

  .site-nav.is-open {
    display: block;
  }

  .site-nav ul {
    display: grid;
    gap: 2px;
    width: 100%;
  }

  .site-nav a {
    min-height: 44px;
    padding: 8px 10px;
    background: transparent;
    border: 0;
    border-radius: 14px;
    font-size: 14px;
  }

  .nav-cta {
    margin-top: 6px;
    padding: 10px 14px !important;
  }
}