:root {
  --navy: #0f2438;
  --navy-2: #1c3348;
  --green: #3d8b63;
  --green-dark: #2f6f4d;
  --charcoal: #26313d;
  --muted: #687482;
  --line: #e6ebf0;
  --soft: #f7f9fb;
  --white: #ffffff;
  --shadow: 0 1px 2px rgba(15, 36, 56, 0.05);
  --radius: 6px;
  --max: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--charcoal);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 15.5px;
  font-weight: 300;
  line-height: 1.7;
  background: var(--white);
}

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

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

.container {
  width: min(100% - 40px, var(--max));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(10px);
}

.nav-wrap {
  display: flex;
  min-height: 70px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: flex;
  align-items: center;
  min-width: 0;
  font-weight: 600;
  letter-spacing: 0;
  color: var(--navy);
}

.brand-logo {
  width: clamp(214px, 26vw, 326px);
  height: auto;
  max-height: 64px;
  object-fit: contain;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 34px;
  color: #536171;
  font-size: 13.5px;
  font-weight: 500;
}

.main-nav a {
  position: relative;
  padding: 8px 0;
}

.main-nav a:hover,
.main-nav a.active {
  color: var(--navy);
}

.main-nav a.active::after {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 1px;
  content: "";
  background: var(--green);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 0;
  background: var(--white);
  color: var(--navy);
  font-size: 22px;
  line-height: 1;
  cursor: pointer;
}

.button {
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 1px solid transparent;
  border-radius: 6px;
  padding: 10px 17px;
  font-weight: 600;
  line-height: 1.2;
  transition: background 160ms ease, border-color 160ms ease, color 160ms ease;
}

.button:hover {
  transform: none;
}

.button-primary {
  color: var(--white);
  border-color: var(--green-dark);
  background: var(--green-dark);
}

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

.button-secondary {
  color: var(--navy);
  border-color: rgba(255, 255, 255, 0.55);
  background: rgba(255, 255, 255, 0.88);
}

.button-outline {
  color: var(--navy);
  border-color: var(--line);
  background: var(--white);
}

.minimal-link {
  display: inline-flex;
  align-items: center;
  color: var(--navy);
  font-size: 14px;
  font-weight: 600;
}

.minimal-link::after {
  margin-left: 8px;
  content: "→";
  color: var(--green-dark);
}

.minimal-link:hover {
  color: var(--green-dark);
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--green);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.hero {
  position: relative;
  min-height: 640px;
  display: grid;
  align-items: center;
  overflow: hidden;
  color: var(--white);
  background:
    linear-gradient(90deg, rgba(8, 24, 39, 0.88), rgba(11, 35, 55, 0.66) 52%, rgba(11, 35, 55, 0.18)),
    url("https://images.unsplash.com/photo-1494412519320-aa613dfb7738?auto=format&fit=crop&w=1800&q=82") center / cover;
}

.hero-content {
  max-width: 900px;
  padding: 78px 0 118px;
}

.hero h1,
.page-hero h1 {
  margin: 0;
  font-size: clamp(36px, 4.8vw, 58px);
  font-weight: 400;
  line-height: 1.05;
  letter-spacing: 0;
}

.hero .subhead {
  margin: 24px 0 0;
  color: #dce8f3;
  font-size: 21px;
  font-weight: 400;
  line-height: 1.4;
}

@media (min-width: 981px) {
  .hero .subhead {
    white-space: nowrap;
  }
}

.hero p:not(.eyebrow):not(.subhead) {
  max-width: 720px;
  margin: 20px 0 0;
  color: #d6e0ea;
  font-size: 17px;
}

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

.hero-panel {
  position: absolute;
  right: calc((100vw - min(100% - 40px, var(--max))) / 2);
  bottom: 42px;
  width: min(470px, 42vw);
  border: 1px solid rgba(230, 235, 240, 0.92);
  padding: 20px 24px;
  background: rgba(255, 255, 255, 0.9);
  color: var(--navy);
  box-shadow: none;
}

.hero-panel strong {
  display: block;
  margin-bottom: 4px;
  font-size: 15px;
  font-weight: 500;
}

.hero-panel span {
  display: block;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.5;
}

.section {
  padding: 74px 0;
}

.section-soft {
  background: var(--soft);
}

.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 32px;
  margin-bottom: 28px;
}

.section-title {
  max-width: 720px;
}

h2,
h3,
h4 {
  margin: 0;
  color: var(--navy);
  font-weight: 500;
  line-height: 1.18;
  letter-spacing: 0;
}

h2 {
  font-size: clamp(29px, 3.8vw, 42px);
}

h3 {
  font-size: 22px;
}

h4 {
  font-size: 18px;
}

.lead {
  max-width: 820px;
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 17px;
}

.intro-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 42px;
  align-items: center;
}

.photo-frame {
  overflow: hidden;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  box-shadow: none;
  background: var(--line);
}

.photo-frame img {
  width: 100%;
  height: 390px;
  object-fit: cover;
}

.stat-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  margin-top: 32px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.78);
}

.stat {
  padding: 22px;
  border-right: 1px solid var(--line);
}

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

.stat strong {
  display: block;
  color: var(--navy);
  font-size: 22px;
  font-weight: 500;
}

.stat span {
  display: block;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.4;
}

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

.card-grid.four {
  grid-template-columns: repeat(4, 1fr);
}

.industry-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 18px;
}

.card {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  background: var(--white);
  box-shadow: none;
}

.card.visual-card {
  padding: 0;
}

.card-body {
  padding: 24px;
}

.card-image {
  width: 100%;
  aspect-ratio: 4 / 3;
  height: auto;
  object-fit: cover;
  object-position: center;
  border-bottom: 1px solid var(--line);
}

.zinc-product-image {
  object-position: center 62%;
}

.card p {
  margin: 14px 0 0;
  color: var(--muted);
}

.card-link {
  display: inline-flex;
  margin-top: 20px;
  color: var(--green-dark);
  font-weight: 600;
}

.about-principles {
  align-items: stretch;
}

.about-principles .card {
  display: flex;
  min-height: 230px;
  flex-direction: column;
  padding: 26px;
}

.about-principles .eyebrow {
  margin-bottom: 14px;
}

.about-principles h3 {
  max-width: 320px;
  font-size: clamp(20px, 2vw, 24px);
  line-height: 1.22;
}

.about-principles p:not(.eyebrow) {
  margin-top: 16px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.65;
}

.value-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px 34px;
}

.value-item {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 16px;
  border-top: 1px solid var(--line);
  padding-top: 24px;
}

.value-icon {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--green-dark);
  background: var(--white);
  font-weight: 500;
}

.value-item p {
  margin: 8px 0 0;
  color: var(--muted);
}

.industry-card {
  position: relative;
  min-height: 176px;
  display: flex;
  align-items: end;
  overflow: hidden;
  border-radius: var(--radius);
  padding: 22px;
  color: var(--white);
  background: var(--navy);
}

.industry-card::after {
  position: absolute;
  inset: 0;
  content: "";
  background: linear-gradient(180deg, rgba(15, 36, 56, 0.05), rgba(15, 36, 56, 0.74));
}

.industry-card img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.industry-card h3 {
  position: relative;
  z-index: 1;
  color: var(--white);
  font-size: clamp(18px, 1.6vw, 21px);
}

.cta-band {
  color: var(--white);
  background:
    linear-gradient(90deg, rgba(15, 36, 56, 0.9), rgba(15, 36, 56, 0.68)),
    url("https://images.unsplash.com/photo-1494412519320-aa613dfb7738?auto=format&fit=crop&w=1800&q=82") center / cover;
}

.cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 36px;
}

.cta-band h2 {
  color: var(--white);
}

.cta-band p {
  max-width: 720px;
  color: #d7e3ef;
}

.page-hero {
  padding: 66px 0;
  color: var(--white);
  background:
    linear-gradient(90deg, rgba(15, 36, 56, 0.88), rgba(15, 36, 56, 0.48)),
    var(--page-image, url("https://images.unsplash.com/photo-1565891741441-64926e441838?auto=format&fit=crop&w=1800&q=82")) center / cover;
}

.page-hero p {
  max-width: 820px;
  margin: 16px 0 0;
  color: #dce8f3;
  font-size: 18px;
}

.image-band {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 18px;
  margin-top: 26px;
}

.image-band img {
  width: 100%;
  height: 230px;
  object-fit: cover;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  box-shadow: none;
}

.product-list {
  display: grid;
  gap: 16px;
}

.product-block {
  display: grid;
  grid-template-columns: 0.76fr 1.04fr 1fr;
  gap: 22px;
  align-items: start;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  background: var(--white);
}

.product-block h2 {
  font-size: clamp(24px, 2.3vw, 30px);
}

.product-block .lead {
  margin-top: 10px;
  font-size: 16px;
  line-height: 1.62;
}

.product-block .button {
  margin-top: 20px;
}

.product-photo {
  width: 100%;
  height: 100%;
  min-height: 230px;
  object-fit: cover;
  border-radius: var(--radius);
}

.product-meta {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.meta-box {
  border-left: 1px solid var(--green);
  padding: 0 0 0 14px;
}

.meta-box h3 {
  font-size: 17px;
}

.meta-box ul,
.check-list {
  margin: 9px 0 0;
  padding-left: 18px;
  color: var(--muted);
}

.meta-box li,
.check-list li {
  margin: 4px 0;
}

.notice {
  border: 1px solid #c8dfd2;
  border-radius: var(--radius);
  margin-top: 16px;
  padding: 14px 16px;
  color: var(--green-dark);
  background: #f5faf7;
  font-weight: 500;
}

.product-category-list {
  display: grid;
  gap: 22px;
}

.product-category {
  display: grid;
  grid-template-columns: 0.36fr 0.64fr;
  gap: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: 0 12px 28px rgba(15, 36, 56, 0.06);
}

.product-category-media {
  background: #f4f7f9;
}

.product-category-media img {
  width: 100%;
  height: 100%;
  min-height: 360px;
  object-fit: cover;
  object-position: center;
}

.product-category-content {
  display: grid;
  align-content: center;
  padding: 32px;
}

.product-category-head {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 20px;
}

.product-category-head h2 {
  font-size: clamp(27px, 3.2vw, 38px);
}

.tds-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  margin-top: 24px;
}

.tds-card {
  display: grid;
  gap: 18px;
  align-content: space-between;
  min-height: 178px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px;
  background: #fbfcfd;
  box-shadow: 0 6px 16px rgba(15, 36, 56, 0.04);
  transition: border-color 160ms ease, box-shadow 160ms ease, transform 160ms ease;
}

.tds-card:hover {
  border-color: #c8dfd2;
  box-shadow: 0 14px 28px rgba(15, 36, 56, 0.08);
  transform: translateY(-2px);
}

.tds-card h3 {
  font-size: 18px;
  line-height: 1.25;
}

.tds-card p {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 14px;
}

.tds-button {
  display: inline-flex;
  min-height: 40px;
  align-items: center;
  justify-content: center;
  justify-self: start;
  border: 1px solid var(--navy);
  border-radius: var(--radius);
  padding: 9px 14px;
  color: var(--white);
  background: var(--navy);
  font-size: 14px;
  font-weight: 600;
  line-height: 1.2;
  transition: background 160ms ease, border-color 160ms ease;
}

.tds-button:hover {
  border-color: var(--green-dark);
  background: var(--green-dark);
}

.product-directory {
  display: grid;
  gap: 24px;
}

.product-directory-intro {
  display: grid;
  grid-template-columns: 0.7fr 0.3fr;
  gap: 28px;
  align-items: end;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px;
  background: var(--white);
  box-shadow: 0 10px 24px rgba(15, 36, 56, 0.05);
}

.directory-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: end;
}

.product-search {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 12px;
  background: var(--white);
  box-shadow: 0 6px 16px rgba(15, 36, 56, 0.04);
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
}

.category-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.category-pill {
  cursor: pointer;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 9px 13px;
  color: var(--navy);
  background: var(--white);
  font-size: 14px;
  font-weight: 600;
  transition: background 160ms ease, border-color 160ms ease, color 160ms ease;
}

.category-pill:hover,
.category-pill.active {
  border-color: var(--green-dark);
  color: var(--white);
  background: var(--green-dark);
}

.directory-section {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  margin-top: 18px;
  padding: 24px;
  background: var(--white);
  box-shadow: 0 10px 24px rgba(15, 36, 56, 0.05);
}

.directory-section:first-child {
  margin-top: 0;
}

.directory-section-head {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 22px;
  align-items: center;
  margin-bottom: 20px;
}

.directory-section-head img {
  width: 180px;
  aspect-ratio: 4 / 3;
  border-radius: var(--radius);
  object-fit: cover;
}

.directory-section-head h2 {
  font-size: clamp(24px, 2.6vw, 32px);
}

.product-directory-table {
  --product-col-name: minmax(220px, 1fr);
  --product-col-grade: minmax(126px, 0.4fr);
  --product-col-form: minmax(136px, 0.4fr);
  --product-col-cas: minmax(112px, 0.32fr);
  --product-col-actions: minmax(244px, 0.56fr);
  display: grid;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.product-directory-row {
  display: grid;
  grid-template-columns: var(--product-col-name) var(--product-col-grade) var(--product-col-form) var(--product-col-cas) var(--product-col-actions);
  column-gap: 16px;
  row-gap: 8px;
  align-items: center;
  justify-items: start;
  text-align: left;
  border-top: 1px solid var(--line);
  padding: 16px 18px;
  background: #fbfcfd;
  transition: background 160ms ease;
}

.product-directory-row > * {
  justify-self: start;
  align-self: center;
  width: 100%;
  text-align: left;
}

.product-directory-row > div,
.product-directory-row > p,
.product-directory-row > span {
  display: block;
  text-align: left;
}

.product-directory-row:first-child {
  border-top: 0;
}

.product-directory-row:hover {
  background: var(--white);
}

.directory-section.is-hidden,
.product-directory-row.is-hidden {
  display: none;
}

.product-directory-row h3 {
  font-size: 17px;
  line-height: 1.28;
}

.product-directory-header {
  color: var(--navy);
  background: #f0f4f7;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.product-directory-header span {
  display: block;
  width: 100%;
  text-align: left;
}

.product-directory-header:hover {
  background: #f0f4f7;
}

.product-meta-text {
  display: block;
  width: 100%;
  justify-self: stretch;
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  text-align: left;
}

.directory-row-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  width: 100%;
  justify-content: start;
  justify-self: start;
  text-align: left;
}

.small-action {
  display: inline-flex;
  min-width: 86px;
  min-height: 34px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--navy);
  border-radius: var(--radius);
  padding: 7px 11px;
  color: var(--white);
  background: var(--navy);
  font-size: 13px;
  font-weight: 600;
  line-height: 1.2;
  white-space: nowrap;
  transition: background 160ms ease, border-color 160ms ease, color 160ms ease;
}

.directory-row-actions .small-action + .small-action {
  margin-left: 14px;
}

.small-action:hover {
  border-color: var(--green-dark);
  background: var(--green-dark);
}

.small-action.secondary {
  border-color: var(--line);
  color: var(--navy);
  background: var(--white);
}

.small-action.secondary:hover {
  border-color: var(--green-dark);
  color: var(--green-dark);
  background: #f5faf7;
}

.product-filter-empty {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  margin: 0;
  padding: 22px;
  color: var(--muted);
  background: var(--white);
  text-align: center;
}

.two-col {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 34px;
  align-items: start;
}

.content-block {
  border-top: 1px solid var(--line);
  padding: 22px 0;
}

.content-block:first-child {
  border-top: 0;
  padding-top: 0;
}

.content-block p {
  margin: 8px 0 0;
  color: var(--muted);
}

.content-block h2 {
  font-size: clamp(23px, 2.5vw, 30px);
}

.about-overview {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(320px, 0.72fr);
  gap: 34px 42px;
  align-items: start;
}

.about-copy {
  max-width: 760px;
}

.about-copy h2 {
  max-width: 640px;
}

.about-copy .lead {
  margin-top: 16px;
}

.key-strengths-card {
  margin-top: 58px;
  padding: 28px;
}

.key-strengths-card h3 {
  font-size: 24px;
}

.key-strengths-card .check-list {
  margin-top: 16px;
}

.about-image-band {
  grid-column: 1 / -1;
  margin-top: 4px;
}

.about-image-band img {
  height: 270px;
}

.industry-detail-list {
  display: grid;
  gap: 18px;
}

.industry-detail {
  display: grid;
  grid-template-columns: 0.42fr 0.58fr;
  gap: 28px;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px;
  background: var(--white);
}

.industry-detail img {
  width: 100%;
  aspect-ratio: 16 / 10;
  height: auto;
  border-radius: var(--radius);
  object-fit: cover;
}

.industry-detail h2 {
  font-size: clamp(23px, 2.5vw, 30px);
}

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

.industry-feature-list {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
}

.industry-feature {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-bottom: 1px solid var(--line);
}

.industry-feature:last-child {
  border-bottom: 0;
}

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

.industry-feature img {
  width: 100%;
  height: 100%;
  min-height: 310px;
  object-fit: cover;
}

.industry-feature div {
  display: grid;
  align-content: center;
  padding: 38px;
}

.industry-feature h2 {
  font-size: clamp(24px, 3vw, 34px);
}

.industry-feature p {
  margin: 12px 0 0;
  color: var(--muted);
}

.quote-layout {
  display: grid;
  grid-template-columns: 0.78fr 1.22fr;
  gap: 28px;
  align-items: start;
}

.contact-panel {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  background: var(--white);
}

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

.contact-panel .photo-frame {
  box-shadow: none;
}

.contact-panel .photo-frame img {
  height: 240px;
}

.contact-email {
  display: inline-flex;
  margin-top: 20px;
  color: var(--green-dark);
  font-weight: 600;
  overflow-wrap: anywhere;
}

.rfq-form {
  display: grid;
  gap: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px;
  background: var(--white);
  box-shadow: none;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

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

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

label,
legend {
  color: var(--navy);
  font-size: 14px;
  font-weight: 500;
}

.required-mark {
  color: #b94a48;
  font-weight: 700;
}

input,
textarea,
select {
  width: 100%;
  border: 1px solid #d7e0e8;
  border-radius: 6px;
  padding: 11px 12px;
  color: var(--charcoal);
  font: inherit;
  background: var(--white);
}

textarea {
  min-height: 132px;
  resize: vertical;
}

input:focus,
textarea:focus,
select:focus {
  outline: 2px solid rgba(61, 139, 99, 0.16);
  border-color: var(--green);
}

input.is-invalid,
textarea.is-invalid {
  border-color: #b94a48;
  background: #fffafa;
}

.field-error {
  min-height: 18px;
  color: #8a2f2f;
  font-size: 12.5px;
  line-height: 1.35;
}

fieldset {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  margin: 0;
  padding: 16px;
}

.checkbox-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px 18px;
  margin-top: 10px;
}

.checkbox-grid label {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--charcoal);
  font-weight: 400;
}

.checkbox-grid input {
  width: 16px;
  height: 16px;
  accent-color: var(--green);
}

.form-note {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}

.form-status {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  margin: 0;
  padding: 12px 14px;
  font-weight: 600;
}

.form-status.is-success {
  border-color: #c8dfd2;
  color: var(--green-dark);
  background: #f5faf7;
}

.form-status.is-error {
  border-color: #f0c7c7;
  color: #8a2f2f;
  background: #fff7f7;
}

.site-footer {
  padding: 46px 0 30px;
  color: #c3ced9;
  background: #0d1f30;
}

.tds-page {
  background: var(--soft);
}

.tds-viewer {
  width: min(100% - 32px, 1180px);
  margin: 0 auto;
  padding: 24px 0;
}

.tds-viewer-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  margin-bottom: 20px;
  padding: 14px 18px;
  background: var(--white);
}

.tds-back-button {
  border-color: var(--green-dark);
  color: var(--white);
  background: var(--green-dark);
  box-shadow: 0 8px 18px rgba(47, 111, 77, 0.18);
}

.tds-back-button:hover {
  border-color: var(--navy);
  background: var(--navy);
}

.tds-viewer h1 {
  margin: 0 0 18px;
  color: var(--navy);
  font-size: clamp(26px, 3vw, 38px);
  font-weight: 500;
  line-height: 1.15;
}

.pdf-frame {
  width: 100%;
  height: min(78vh, 920px);
  min-height: 640px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 32px;
}

.footer-brand {
  color: var(--white);
  font-size: 18px;
  font-weight: 500;
}

.footer-logo {
  width: min(100%, 300px);
  height: auto;
  border-radius: 4px;
  padding: 8px 10px;
  background: var(--white);
}

.footer-tagline,
.footer-copy {
  margin: 8px 0 0;
  color: #b9c8d8;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: end;
  gap: 16px 22px;
  font-weight: 500;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  margin-top: 34px;
  padding-top: 22px;
  color: #9eb0c3;
  font-size: 13px;
}

@media (max-width: 980px) {
  .nav-toggle {
    display: inline-grid;
    place-items: center;
  }

  .main-nav {
    position: absolute;
    top: 70px;
    right: 20px;
    left: 20px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 10px;
    background: var(--white);
    box-shadow: none;
  }

  .main-nav.open {
    display: flex;
  }

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

  .header-actions .button {
    display: none;
  }

  .hero {
    min-height: auto;
  }

  .hero-content {
    padding: 78px 0 110px;
  }

  .hero-panel {
    position: static;
    width: auto;
    margin: -54px auto 42px;
  }

  .intro-grid,
  .two-col,
  .quote-layout,
  .product-block,
  .product-category,
  .product-directory-intro,
  .directory-section-head,
  .industry-detail,
  .industry-feature {
    grid-template-columns: 1fr;
  }

  .about-overview {
    grid-template-columns: 1fr;
  }

  .key-strengths-card {
    margin-top: 0;
  }

  .directory-actions {
    justify-content: start;
  }

  .product-category-media img {
    min-height: 320px;
    aspect-ratio: 16 / 9;
    height: auto;
  }

  .product-directory-row {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .product-directory-header {
    display: none;
  }

  .directory-row-actions {
    justify-content: start;
  }

  .industry-feature:nth-child(even) img {
    order: 0;
  }

  .product-photo {
    min-height: 260px;
  }

  .card-grid,
  .card-grid.four,
  .industry-grid,
  .value-list {
    grid-template-columns: repeat(2, 1fr);
  }

  .cta-inner,
  .section-head {
    align-items: start;
    flex-direction: column;
  }
}

@media (max-width: 680px) {
  .container {
    width: min(100% - 28px, var(--max));
  }

  .brand-logo {
    width: min(62vw, 260px);
    max-height: 56px;
  }

  .hero h1,
  .page-hero h1 {
    font-size: 36px;
  }

  .hero .subhead {
    font-size: 19px;
  }

  .section,
  .page-hero {
    padding: 54px 0;
  }

  .page-hero p {
    font-size: 16px;
  }

  .card-grid,
  .card-grid.four,
  .industry-grid,
  .value-list,
  .image-band,
  .stat-strip,
  .product-meta,
  .tds-grid,
  .product-search,
  .form-grid,
  .checkbox-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .stat {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

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

  .photo-frame img {
    height: 260px;
  }

  .product-block,
  .industry-detail,
  .product-category-content,
  .rfq-form {
    padding: 20px;
  }

  .product-category-head {
    flex-direction: column;
  }

  .product-directory-intro,
  .directory-section {
    padding: 20px;
  }

  .directory-section-head img {
    width: 100%;
  }

  .product-category-media img {
    min-height: 240px;
  }

  .product-block {
    gap: 18px;
  }

  .product-photo {
    min-height: 220px;
  }

  .product-block .lead {
    font-size: 15.5px;
  }

  .content-block {
    padding: 18px 0;
  }

  .industry-feature div {
    padding: 24px;
  }

  .industry-feature img {
    min-height: 240px;
  }

  .image-band {
    margin-top: 20px;
  }

  .image-band img {
    height: 210px;
  }

  .card {
    padding: 20px;
  }

  .card.visual-card {
    padding: 0;
  }

  .footer-links {
    justify-content: start;
  }

  .tds-viewer-head {
    align-items: start;
    flex-direction: column;
  }

  .pdf-frame {
    min-height: 560px;
  }
}