:root {
  --bg: #ffffff;
  --bg-soft: #f5f8f7;
  --bg-ink: #082f35;
  --surface: #ffffff;
  --text: #172326;
  --muted: #637274;
  --line: #dce7e5;
  --teal: #08777a;
  --teal-dark: #07545d;
  --green: #5c9d42;
  --blue: #0068a9;
  --shadow: 0 18px 45px rgba(8, 47, 53, 0.13);
  --radius: 8px;
  --max: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  line-height: 1.5;
}

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

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 76px;
  padding: 14px max(22px, calc((100vw - var(--max)) / 2));
  background: rgba(255, 255, 255, 0.92);
  border-bottom: 1px solid rgba(220, 231, 229, 0.8);
  backdrop-filter: blur(16px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--bg-ink);
  color: #fff;
  font-weight: 800;
  letter-spacing: 0;
}

.brand-text {
  display: grid;
  gap: 1px;
}

.brand-text strong {
  font-size: 15px;
  letter-spacing: 0;
}

.brand-text small {
  color: var(--muted);
  font-size: 12px;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 28px;
  color: #344547;
  font-size: 14px;
  font-weight: 700;
}

.site-nav a {
  padding: 8px 0;
}

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

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  padding: 9px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}

.nav-toggle span {
  display: block;
  height: 2px;
  margin: 5px 0;
  background: var(--text);
}

.section-band {
  background: linear-gradient(180deg, var(--bg-soft), #fff);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(420px, 1fr);
  gap: 48px;
  align-items: center;
  min-height: 720px;
  padding: 50px max(22px, calc((100vw - var(--max)) / 2)) 34px;
  overflow: hidden;
}

.hero-copy h1,
.section-heading h2,
.capability-copy h2,
.inquiry-copy h2 {
  margin: 0;
  color: #0e2b30;
  font-weight: 800;
  line-height: 1.04;
  letter-spacing: 0;
}

.hero-copy h1 {
  max-width: 650px;
  font-size: clamp(40px, 4.7vw, 64px);
}

.hero-copy p {
  max-width: 620px;
  margin: 24px 0 0;
  color: #516063;
  font-size: 18px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 20px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 800;
  cursor: pointer;
}

.button-primary {
  background: var(--teal);
  color: #fff;
  box-shadow: 0 10px 22px rgba(8, 119, 122, 0.2);
}

.button-primary:hover {
  background: var(--teal-dark);
}

.button-secondary {
  border-color: #bdd4d2;
  background: #fff;
  color: var(--teal-dark);
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  max-width: 620px;
  margin: 42px 0 0;
}

.hero-stats div {
  padding-top: 16px;
  border-top: 2px solid #cfe0dd;
}

.hero-stats dt {
  color: var(--teal-dark);
  font-size: 24px;
  font-weight: 850;
}

.hero-stats dd {
  margin: 2px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.hero-media {
  position: relative;
  min-height: 480px;
}

.hero-main {
  width: min(100%, 690px);
  height: 430px;
  object-fit: cover;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.hero-float {
  position: absolute;
  width: 188px;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border: 8px solid #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.hero-float-a {
  right: 8px;
  bottom: 18px;
}

.hero-float-b {
  left: -30px;
  bottom: 48px;
}

.product-lines,
.quality,
.downloads,
.inquiry {
  padding: 88px max(22px, calc((100vw - var(--max)) / 2));
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(0, 0.86fr) minmax(300px, 0.64fr);
  gap: 48px;
  align-items: end;
  margin-bottom: 38px;
}

.section-heading.compact {
  grid-template-columns: minmax(0, 0.72fr) minmax(300px, 0.68fr);
}

.section-heading h2,
.capability-copy h2,
.inquiry-copy h2 {
  font-size: clamp(32px, 4vw, 54px);
}

.section-heading p,
.capability-copy > p,
.inquiry-copy > p {
  margin: 0;
  color: var(--muted);
  font-size: 17px;
}

.line-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.line-card {
  min-height: 410px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}

.line-card img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.line-card div {
  padding: 22px;
}

.line-card h3,
.quality-rail h3 {
  margin: 0 0 10px;
  color: #123337;
  font-size: 20px;
  line-height: 1.16;
}

.line-card p,
.quality-rail p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
}

.text-link {
  display: inline-flex;
  margin-top: 18px;
  color: var(--teal-dark);
  font-size: 14px;
  font-weight: 850;
}

.text-link:hover {
  color: var(--blue);
}

.capabilities {
  display: grid;
  grid-template-columns: minmax(360px, 0.92fr) minmax(0, 1fr);
  gap: 64px;
  align-items: center;
  padding: 92px max(22px, calc((100vw - var(--max)) / 2));
}

.capability-media img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.capability-copy > p {
  margin-top: 22px;
}

.process-list {
  display: grid;
  gap: 18px;
  margin-top: 36px;
}

.process-list div {
  display: grid;
  grid-template-columns: 58px 1fr;
  gap: 18px;
  align-items: start;
  padding: 18px 0;
  border-top: 1px solid var(--line);
}

.process-list span {
  color: var(--blue);
  font-weight: 850;
}

.process-list p {
  margin: 0;
  color: #39494c;
  font-size: 17px;
}

.quality-rail {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
  border-top: 1px solid var(--line);
}

.quality-rail article {
  padding-top: 24px;
}

.download-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.download-list a {
  min-height: 160px;
  padding: 22px;
  border: 1px solid #c7d8d5;
  border-radius: var(--radius);
  background: #fff;
  transition: transform 160ms ease, box-shadow 160ms ease, border-color 160ms ease;
}

.download-list a:hover {
  transform: translateY(-3px);
  border-color: var(--teal);
  box-shadow: var(--shadow);
}

.download-list strong {
  display: block;
  color: #0e2b30;
  font-size: 18px;
}

.download-list span {
  display: block;
  margin-top: 12px;
  color: var(--muted);
  font-size: 14px;
}

.catalog-grid,
.article-grid,
.language-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.catalog-card,
.article-card,
.language-card {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}

.catalog-card a,
.article-card a,
.language-card a {
  display: grid;
  gap: 10px;
  height: 100%;
  padding: 14px;
  color: inherit;
  text-decoration: none;
}

.catalog-card img {
  width: 100%;
  aspect-ratio: 1 / 1;
  border-radius: calc(var(--radius) - 2px);
  object-fit: cover;
}

.catalog-card span,
.article-card strong,
.language-card strong {
  color: #123337;
  font-weight: 850;
  line-height: 1.25;
}

.catalog-card small,
.article-card p,
.language-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
}

.product-meta {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin: 26px 0 0;
}

.product-meta div {
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.74);
}

.product-meta dt {
  color: var(--muted);
  font-size: 11px;
  font-weight: 850;
  text-transform: uppercase;
}

.product-meta dd {
  margin: 5px 0 0;
  color: #123337;
  font-weight: 760;
}

.detail-image-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.detail-image-grid img {
  width: 100%;
  height: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}

.inquiry {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(380px, 0.72fr);
  gap: 70px;
  align-items: start;
}

.inquiry-copy > p {
  margin-top: 22px;
}

.inquiry-copy ul {
  display: grid;
  gap: 12px;
  margin: 32px 0 0;
  padding: 0;
  color: #39494c;
  list-style: none;
}

.inquiry-copy li {
  position: relative;
  padding-left: 28px;
}

.inquiry-copy li::before {
  position: absolute;
  left: 0;
  top: 0.68em;
  width: 12px;
  height: 2px;
  background: var(--teal);
  content: "";
}

.inquiry-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--bg-soft);
}

.inquiry-form label {
  display: grid;
  gap: 8px;
  color: #324347;
  font-size: 13px;
  font-weight: 800;
}

.inquiry-form input,
.inquiry-form select,
.inquiry-form textarea {
  width: 100%;
  border: 1px solid #cbdad8;
  border-radius: var(--radius);
  background: #fff;
  color: var(--text);
  font: inherit;
  font-size: 15px;
}

.inquiry-form input,
.inquiry-form select {
  height: 46px;
  padding: 0 12px;
}

.inquiry-form textarea {
  resize: vertical;
  padding: 12px;
}

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

.form-note {
  grid-column: 1 / -1;
  margin: -2px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.form-note a {
  color: var(--teal-dark);
  font-weight: 800;
}

.form-status {
  grid-column: 1 / -1;
  margin: 0;
  padding: 12px 14px;
  border-radius: var(--radius);
  line-height: 1.45;
}

.form-status[data-type="success"] {
  background: #e9f7ef;
  color: #12633b;
}

.form-status[data-type="warning"] {
  background: #fff4dc;
  color: #7a4a00;
}

.form-status[data-type="info"] {
  background: #eef4ff;
  color: #1f4a83;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 32px;
  padding: 38px max(22px, calc((100vw - var(--max)) / 2));
  background: var(--bg-ink);
  color: #fff;
}

.site-footer p {
  max-width: 680px;
  margin: 8px 0 0;
  color: #b6c7c9;
}

.site-footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  color: #d9e6e6;
  font-size: 14px;
  font-weight: 700;
}

.not-found {
  min-height: 100vh;
  padding: 32px;
  display: grid;
  align-content: center;
  gap: 42px;
  background: var(--bg);
}

.not-found-panel {
  max-width: 720px;
}

.not-found-panel h1 {
  margin: 0 0 18px;
  font-size: clamp(2.4rem, 7vw, 5.4rem);
  line-height: .95;
  letter-spacing: 0;
}

.not-found-panel p {
  max-width: 620px;
  color: var(--muted);
}

.page-nav {
  flex-wrap: wrap;
  justify-content: flex-end;
}

.detail-hero {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(360px, 0.72fr);
  gap: 56px;
  align-items: center;
  padding: 74px max(22px, calc((100vw - var(--max)) / 2));
}

.detail-hero h1 {
  max-width: 760px;
  margin: 0;
  color: #0e2b30;
  font-size: clamp(42px, 5vw, 70px);
  line-height: .98;
  letter-spacing: 0;
}

.detail-hero p {
  max-width: 650px;
  margin: 22px 0 0;
  color: var(--muted);
  font-size: 18px;
}

.detail-hero img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.section-kicker {
  margin: 0 0 14px;
  color: var(--teal-dark);
  font-size: 13px;
  font-weight: 850;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.detail-section {
  padding: 82px max(22px, calc((100vw - var(--max)) / 2));
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
}

.info-grid article,
.faq-list article {
  border-top: 1px solid var(--line);
  padding-top: 22px;
}

.info-grid h3,
.faq-list h2 {
  margin: 0 0 10px;
  color: #123337;
  line-height: 1.16;
}

.info-grid h3 {
  font-size: 20px;
}

.faq-list h2 {
  font-size: 24px;
}

.info-grid p,
.faq-list p,
.check-list {
  color: var(--muted);
}

.info-grid p,
.faq-list p {
  margin: 0;
}

.check-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px 26px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.check-list li {
  position: relative;
  padding-left: 28px;
}

.check-list li::before {
  position: absolute;
  left: 0;
  top: .72em;
  width: 12px;
  height: 2px;
  background: var(--teal);
  content: "";
}

.faq-list {
  display: grid;
  gap: 28px;
  max-width: 900px;
}

@media (max-width: 980px) {
  .hero,
  .capabilities,
  .inquiry,
  .detail-hero,
  .section-heading,
  .section-heading.compact {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
    padding-top: 58px;
  }

  .hero-media {
    min-height: 460px;
  }

  .hero-main {
    height: 420px;
  }

  .line-grid,
  .download-list,
  .catalog-grid,
  .article-grid,
  .language-grid,
  .detail-image-grid,
  .product-meta,
  .quality-rail,
  .info-grid,
  .check-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 720px) {
  .site-header {
    min-height: 66px;
  }

  .brand-text small {
    display: none;
  }

  .nav-toggle {
    display: block;
  }

  .site-nav {
    position: absolute;
    left: 18px;
    right: 18px;
    top: 72px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 10px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: #fff;
    box-shadow: var(--shadow);
  }

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

  .site-nav a {
    padding: 12px;
  }

  .hero,
  .product-lines,
  .quality,
  .downloads,
  .inquiry,
  .capabilities,
  .detail-hero,
  .detail-section {
    padding-left: 18px;
    padding-right: 18px;
  }

  .hero-copy h1 {
    font-size: 40px;
  }

  .hero-stats,
  .line-grid,
  .download-list,
  .catalog-grid,
  .article-grid,
  .language-grid,
  .detail-image-grid,
  .product-meta,
  .quality-rail,
  .info-grid,
  .check-list,
  .inquiry-form {
    grid-template-columns: 1fr;
  }

  .hero-media {
    min-height: auto;
  }

  .hero-main {
    height: 330px;
  }

  .hero-float {
    position: static;
    display: inline-block;
    width: calc(50% - 8px);
    margin-top: 16px;
  }

  .hero-float-a {
    margin-left: 12px;
  }

  .site-footer {
    flex-direction: column;
  }
}