:root {
  --ink: #1f2721;
  --deep: #263328;
  --sage: #72836d;
  --sage-soft: #e7eee2;
  --wood: #8b5e34;
  --wood-dark: #5f3b20;
  --clay: #bf5d35;
  --brass: #d5b15e;
  --paper: #fbfaf5;
  --cream: #f3eadc;
  --line: rgba(31, 39, 33, 0.14);
  --shadow: 0 18px 48px rgba(31, 39, 33, 0.16);
  --radius: 8px;
  --container: 1180px;
  --header-height: 76px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    "PingFang SC", "Microsoft YaHei", sans-serif;
  line-height: 1.6;
}

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

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

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

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 0 max(24px, calc((100vw - var(--container)) / 2));
  background: rgba(251, 250, 245, 0.88);
  border-bottom: 1px solid transparent;
  backdrop-filter: blur(16px);
  transition:
    border-color 180ms ease,
    box-shadow 180ms ease,
    background 180ms ease;
}

.site-header.is-scrolled {
  background: rgba(251, 250, 245, 0.96);
  border-bottom-color: var(--line);
  box-shadow: 0 10px 30px rgba(31, 39, 33, 0.08);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 178px;
}

.brand-mark {
  width: 42px;
  height: 42px;
  display: inline-grid;
  place-items: center;
  border-radius: 8px;
  background: var(--deep);
  color: var(--brass);
  font-weight: 800;
}

.brand strong,
.brand small {
  display: block;
}

.brand strong {
  font-size: 1rem;
  line-height: 1.15;
}

.brand small {
  color: rgba(31, 39, 33, 0.66);
  font-size: 0.75rem;
}

.desktop-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 26px;
  font-size: 0.95rem;
}

.desktop-nav a {
  color: rgba(31, 39, 33, 0.75);
}

.desktop-nav a:hover {
  color: var(--ink);
}

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

.ghost-link {
  color: rgba(31, 39, 33, 0.72);
  font-size: 0.95rem;
}

.language-switch {
  min-height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: rgba(31, 39, 33, 0.76);
  font-size: 0.9rem;
  font-weight: 750;
  background: rgba(255, 255, 255, 0.5);
}

.language-switch:hover {
  color: var(--ink);
  border-color: rgba(31, 39, 33, 0.28);
}

.button,
.icon-button {
  border: 0;
  cursor: pointer;
}

.button {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 0 20px;
  border-radius: 8px;
  background: var(--clay);
  color: #fff;
  font-weight: 750;
  box-shadow: 0 14px 28px rgba(191, 93, 53, 0.24);
  transition:
    transform 180ms ease,
    box-shadow 180ms ease,
    background 180ms ease;
}

.button:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 34px rgba(191, 93, 53, 0.3);
}

.button svg,
.icon-button svg,
.process-grid svg,
.contact-list svg {
  width: 18px;
  height: 18px;
  stroke-width: 2.1;
}

.button-small {
  min-height: 42px;
  padding: 0 15px;
  font-size: 0.92rem;
}

.button-light {
  background: rgba(255, 255, 255, 0.92);
  color: var(--ink);
  box-shadow: 0 14px 34px rgba(0, 0, 0, 0.18);
}

.button-light:hover {
  box-shadow: 0 18px 38px rgba(0, 0, 0, 0.22);
}

.button-dark {
  background: var(--deep);
  color: #fff;
  box-shadow: 0 14px 28px rgba(38, 51, 40, 0.18);
}

.button-dark:hover {
  box-shadow: 0 18px 34px rgba(38, 51, 40, 0.24);
}

.language-landing {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
  background: var(--paper);
}

.language-choice {
  width: min(980px, 100%);
  min-height: 560px;
  display: grid;
  grid-template-columns: 1.04fr 0.96fr;
  overflow: hidden;
  border-radius: 8px;
  background: #fff;
  box-shadow: var(--shadow);
}

.language-choice img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.language-choice section {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(32px, 6vw, 72px);
}

.language-choice h1 {
  margin: 0 0 16px;
  font-size: clamp(2.2rem, 5vw, 4rem);
  line-height: 0.98;
  letter-spacing: 0;
}

.language-choice p {
  color: rgba(31, 39, 33, 0.72);
  margin: 0 0 28px;
}

.icon-button {
  width: 42px;
  height: 42px;
  display: none;
  place-items: center;
  border-radius: 8px;
  background: var(--sage-soft);
  color: var(--deep);
}

.mobile-panel {
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  z-index: 24;
  display: none;
  padding: 14px 24px 22px;
  background: rgba(251, 250, 245, 0.98);
  border-bottom: 1px solid var(--line);
  box-shadow: 0 20px 40px rgba(31, 39, 33, 0.12);
}

.mobile-panel.is-open {
  display: grid;
}

.mobile-panel a {
  padding: 13px 0;
  border-bottom: 1px solid var(--line);
  font-weight: 700;
}

.hero {
  position: relative;
  min-height: calc(100vh - var(--header-height) - 32px);
  display: grid;
  align-items: end;
  overflow: hidden;
  background: var(--deep);
}

.hero-image,
.hero-overlay {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero-image {
  object-fit: cover;
  object-position: center 48%;
}

.hero-overlay {
  background:
    linear-gradient(90deg, rgba(20, 28, 22, 0.78), rgba(20, 28, 22, 0.36) 56%, rgba(20, 28, 22, 0.08)),
    linear-gradient(0deg, rgba(20, 28, 22, 0.52), transparent 48%);
}

.hero-content {
  position: relative;
  z-index: 1;
  width: min(var(--container), calc(100% - 40px));
  margin: 0 auto;
  padding: 80px 0 64px;
  color: #fff;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--clay);
  font-size: 0.78rem;
  font-weight: 850;
  letter-spacing: 0;
  text-transform: uppercase;
}

.hero .eyebrow {
  color: var(--brass);
}

.hero h1 {
  max-width: 760px;
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 4.2rem;
  line-height: 1.04;
  font-weight: 700;
}

.hero-copy {
  max-width: 680px;
  margin: 22px 0 0;
  color: rgba(255, 255, 255, 0.86);
  font-size: 1.12rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 30px;
}

.trust-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 32px;
}

.trust-strip span {
  min-height: 38px;
  display: inline-flex;
  align-items: center;
  padding: 0 13px;
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.86);
  backdrop-filter: blur(10px);
}

.section {
  padding: 96px 0;
}

.intro-band {
  padding: 38px 0;
  background: var(--deep);
  color: #fff;
}

.intro-grid {
  display: grid;
  grid-template-columns: minmax(240px, 0.8fr) 1.2fr;
  gap: 46px;
  align-items: center;
}

.intro-grid h2 {
  margin: 0;
  font-size: 1.85rem;
  line-height: 1.18;
}

.intro-grid p:last-child {
  margin: 0;
  color: rgba(255, 255, 255, 0.78);
}

.section-heading {
  max-width: 780px;
  margin: 0 0 38px;
}

.section-heading.narrow {
  max-width: 680px;
}

.section-heading h2,
.feature-copy h2,
.split-copy h2,
.about-grid h2,
.faq-grid h2,
.inquiry-copy h2 {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 3rem;
  line-height: 1.1;
  font-weight: 700;
}

.section-heading p,
.feature-copy p,
.split-copy p,
.about-grid p,
.faq-grid p,
.inquiry-copy p {
  margin: 16px 0 0;
  color: rgba(31, 39, 33, 0.7);
}

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

.product-card,
.project-card {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: 0 12px 30px rgba(31, 39, 33, 0.08);
}

.product-card img {
  width: 100%;
  aspect-ratio: 1.18;
  object-fit: cover;
  object-position: center 48%;
  background: var(--cream);
}

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

.tag {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 9px;
  border-radius: 7px;
  background: rgba(191, 93, 53, 0.12);
  color: var(--clay);
  font-size: 0.75rem;
  font-weight: 850;
}

.tag-sage {
  background: rgba(114, 131, 109, 0.14);
  color: var(--sage);
}

.tag-clay {
  background: rgba(213, 177, 94, 0.18);
  color: #8a641a;
}

.product-card h3,
.project-card h3,
.process-grid h3,
.timeline h3,
.certificate-panel h3,
.material-detail h3,
.site-footer h3 {
  margin: 13px 0 8px;
  font-size: 1.16rem;
  line-height: 1.25;
}

.product-card p,
.project-card p,
.process-grid p,
.timeline p,
.certificate-panel li,
.material-detail p,
.material-detail li,
.site-footer p {
  margin: 0;
  color: rgba(31, 39, 33, 0.68);
}

.feature-section {
  padding: 92px 0;
  background: var(--cream);
}

.feature-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.82fr);
  gap: 54px;
  align-items: center;
}

.feature-media {
  overflow: hidden;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.feature-media img {
  width: 100%;
  aspect-ratio: 1.18;
  object-fit: cover;
}

.spec-list {
  display: grid;
  gap: 12px;
  margin: 26px 0 30px;
}

.spec-list div {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 14px;
  padding: 14px 0;
  border-bottom: 1px solid rgba(31, 39, 33, 0.16);
}

.spec-list strong {
  color: var(--deep);
}

.spec-list span {
  color: rgba(31, 39, 33, 0.7);
}

.craft-section {
  background: #fff;
}

.craft-layout {
  display: grid;
  grid-template-columns: 250px minmax(280px, 0.9fr) minmax(360px, 1.35fr);
  gap: 24px;
  align-items: start;
}

.material-board,
.material-detail,
.process-grid article,
.certificate-panel {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
}

.material-board {
  display: grid;
  gap: 10px;
  padding: 14px;
}

.material-chip {
  width: 100%;
  min-height: 48px;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0 12px;
  border: 1px solid transparent;
  border-radius: 8px;
  background: #fff;
  color: var(--ink);
  cursor: pointer;
  font-weight: 750;
  text-align: left;
}

.material-chip.active {
  border-color: rgba(191, 93, 53, 0.3);
  background: #fff7f2;
}

.swatch {
  width: 24px;
  height: 24px;
  flex: 0 0 24px;
  border-radius: 5px;
  border: 1px solid rgba(31, 39, 33, 0.18);
}

.swatch-walnut {
  background: linear-gradient(135deg, #3c261a, #7a4d31);
}

.swatch-maple {
  background: linear-gradient(135deg, #f2d89e, #c8974d);
}

.swatch-beech {
  background: linear-gradient(135deg, #e6bd82, #b36f3f);
}

.swatch-bamboo {
  background: linear-gradient(135deg, #d7be6e, #8d8d45);
}

.material-detail {
  min-height: 272px;
  padding: 24px;
}

.material-detail h3 {
  margin-top: 0;
}

.material-detail ul,
.certificate-panel ul {
  margin: 16px 0 0;
  padding-left: 20px;
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.process-grid article {
  min-height: 148px;
  padding: 22px;
}

.process-grid svg {
  color: var(--clay);
}

.factory-strip {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 14px;
}

.factory-strip figure {
  overflow: hidden;
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
  box-shadow: 0 10px 26px rgba(31, 39, 33, 0.07);
}

.factory-strip img {
  width: 100%;
  aspect-ratio: 1.18;
  object-fit: cover;
  background: var(--cream);
}

.factory-strip figcaption {
  min-height: 52px;
  display: flex;
  align-items: center;
  padding: 0 14px;
  color: var(--deep);
  font-size: 0.92rem;
  font-weight: 800;
}

.custom-section {
  background: linear-gradient(90deg, var(--deep), #334136);
  color: #fff;
}

.custom-section .eyebrow {
  color: var(--brass);
}

.custom-section p {
  color: rgba(255, 255, 255, 0.76);
}

.split {
  display: grid;
  grid-template-columns: minmax(260px, 0.72fr) minmax(0, 1.28fr);
  gap: 52px;
  align-items: start;
}

.timeline {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.timeline article {
  min-height: 180px;
  padding: 24px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.08);
}

.timeline span {
  color: var(--brass);
  font-weight: 850;
}

.timeline h3 {
  color: #fff;
}

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

.project-card img {
  width: 100%;
  aspect-ratio: 1.16;
  object-fit: cover;
  background: var(--cream);
}

.project-card h3,
.project-card p {
  padding-left: 22px;
  padding-right: 22px;
}

.project-card h3 {
  margin-top: 20px;
}

.project-card p {
  padding-bottom: 24px;
}

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

.about-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.9fr);
  gap: 48px;
  align-items: center;
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-top: 28px;
}

.metric-grid div {
  min-height: 104px;
  display: grid;
  align-content: center;
  gap: 4px;
  padding: 18px;
  border-radius: var(--radius);
  background: #fff;
  border: 1px solid rgba(31, 39, 33, 0.1);
}

.metric-grid strong {
  color: var(--deep);
  font-size: 1.35rem;
}

.metric-grid span {
  color: rgba(31, 39, 33, 0.68);
  font-size: 0.88rem;
}

.certificate-panel {
  padding: 28px;
  background: #fff;
}

.about-photo {
  width: 100%;
  aspect-ratio: 1.58;
  object-fit: cover;
  border-radius: var(--radius);
  margin-bottom: 22px;
}

.faq-section {
  background: #fff;
}

.faq-grid {
  display: grid;
  grid-template-columns: minmax(240px, 0.66fr) minmax(0, 1.34fr);
  gap: 48px;
  align-items: start;
}

.faq-list {
  display: grid;
  gap: 12px;
}

details {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
}

summary {
  min-height: 58px;
  display: flex;
  align-items: center;
  padding: 0 20px;
  cursor: pointer;
  color: var(--deep);
  font-weight: 800;
}

details p {
  margin: 0;
  padding: 0 20px 20px;
  color: rgba(31, 39, 33, 0.68);
}

.inquiry-section {
  padding: 92px 0;
  background: var(--cream);
}

.inquiry-grid {
  display: grid;
  grid-template-columns: minmax(280px, 0.85fr) minmax(320px, 1fr);
  gap: 58px;
  align-items: start;
}

.contact-list {
  display: grid;
  gap: 12px;
  margin-top: 28px;
}

.contact-list a,
.contact-list span {
  display: flex;
  align-items: center;
  gap: 10px;
  color: rgba(31, 39, 33, 0.78);
}

.contact-list svg {
  color: var(--clay);
}

.quote-stack {
  display: grid;
  gap: 22px;
}

.quote-estimator,
.inquiry-form {
  display: grid;
  gap: 16px;
  padding: 28px;
  border: 1px solid rgba(31, 39, 33, 0.12);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: var(--shadow);
}

.quote-form-head h3 {
  margin: 0;
  font-size: 1.45rem;
  line-height: 1.2;
}

.quote-form-head p:last-child {
  margin: 8px 0 0;
  color: rgba(31, 39, 33, 0.68);
}

.quote-fields {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.quote-fields label,
.inquiry-form label {
  display: grid;
  gap: 7px;
  color: var(--deep);
  font-weight: 800;
}

.quote-fields input,
.quote-fields select,
.inquiry-form input,
.inquiry-form select,
.inquiry-form textarea {
  width: 100%;
  border: 1px solid rgba(31, 39, 33, 0.2);
  border-radius: 8px;
  background: #fff;
  color: var(--ink);
}

.quote-fields input,
.quote-fields select,
.inquiry-form input,
.inquiry-form select {
  height: 48px;
  padding: 0 13px;
}

.inquiry-form textarea {
  resize: vertical;
  min-height: 128px;
  padding: 12px 13px;
}

.quote-fields input:focus,
.quote-fields select:focus,
.inquiry-form input:focus,
.inquiry-form select:focus,
.inquiry-form textarea:focus {
  outline: 3px solid rgba(191, 93, 53, 0.18);
  border-color: var(--clay);
}

.quote-options {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px 14px;
  margin: 0;
  padding: 16px;
  border: 1px solid rgba(31, 39, 33, 0.14);
  border-radius: var(--radius);
  background: var(--paper);
}

.quote-options legend {
  padding: 0 6px;
  color: var(--deep);
  font-weight: 850;
}

.checkbox-line {
  min-height: 38px;
  display: flex;
  align-items: center;
  gap: 9px;
  color: rgba(31, 39, 33, 0.72);
  font-weight: 700;
}

.checkbox-line input {
  width: 18px;
  height: 18px;
  accent-color: var(--clay);
}

.quote-result {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  padding: 18px;
  border-radius: var(--radius);
  background: linear-gradient(135deg, var(--deep), #354337);
  color: #fff;
}

.quote-result div {
  display: grid;
  gap: 5px;
}

.quote-result span {
  color: rgba(255, 255, 255, 0.68);
  font-size: 0.86rem;
}

.quote-result strong {
  font-size: 1.35rem;
  line-height: 1.18;
}

.quote-result p {
  grid-column: 1 / -1;
  margin: 4px 0 0;
  color: rgba(255, 255, 255, 0.72);
}

.quote-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
}

.quote-contact-link {
  color: var(--clay);
  font-weight: 850;
}

.quote-disclaimer {
  margin: 0;
  color: rgba(31, 39, 33, 0.6);
  font-size: 0.9rem;
}

.form-note {
  margin: 0;
  color: rgba(31, 39, 33, 0.62);
  font-size: 0.9rem;
}

.form-note.is-success {
  color: #2f6c42;
  font-weight: 800;
}

.site-footer {
  background: var(--deep);
  color: #fff;
}

.footer-grid {
  display: grid;
  grid-template-columns: minmax(260px, 1.35fr) repeat(3, minmax(160px, 0.55fr));
  gap: 36px;
  padding: 58px 0;
}

.footer-brand .brand-mark {
  background: #fff;
  color: var(--deep);
}

.footer-brand small {
  color: rgba(255, 255, 255, 0.66);
}

.site-footer p,
.site-footer a {
  color: rgba(255, 255, 255, 0.72);
}

.site-footer h3 {
  color: #fff;
  margin-top: 0;
}

.site-footer a {
  display: block;
  margin-top: 8px;
}

.footer-bottom {
  min-height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  width: min(var(--container), calc(100% - 40px));
  margin: 0 auto;
  border-top: 1px solid rgba(255, 255, 255, 0.16);
  color: rgba(255, 255, 255, 0.56);
  font-size: 0.88rem;
}

@media (max-width: 1040px) {
  .desktop-nav,
  .ghost-link {
    display: none;
  }

  .icon-button {
    display: grid;
  }

  .product-grid,
  .factory-strip,
  .project-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .craft-layout {
    grid-template-columns: 1fr;
  }

  .material-board {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .feature-grid,
  .about-grid,
  .inquiry-grid {
    grid-template-columns: 1fr;
  }

  .metric-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 760px) {
  :root {
    --header-height: 68px;
  }

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

  .site-header {
    padding: 0 14px;
  }

  .brand {
    min-width: 0;
  }

  .brand-mark {
    width: 38px;
    height: 38px;
  }

  .brand small {
    display: none;
  }

  .button-small {
    display: none;
  }

  .language-switch {
    min-height: 36px;
    padding: 0 10px;
    font-size: 0.84rem;
  }

  .hero {
    min-height: calc(100vh - var(--header-height) - 24px);
  }

  .hero-overlay {
    background:
      linear-gradient(90deg, rgba(20, 28, 22, 0.82), rgba(20, 28, 22, 0.42)),
      linear-gradient(0deg, rgba(20, 28, 22, 0.6), transparent 58%);
  }

  .hero-content {
    width: min(100% - 28px, var(--container));
    padding: 62px 0 42px;
  }

  .hero h1 {
    font-size: 2.55rem;
    line-height: 1.08;
  }

  .hero-copy {
    font-size: 1rem;
  }

  .hero-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .trust-strip span {
    width: calc(50% - 5px);
    justify-content: center;
    text-align: center;
  }

  .section {
    padding: 68px 0;
  }

  .intro-grid,
  .split,
  .faq-grid {
    grid-template-columns: 1fr;
    gap: 26px;
  }

  .section-heading h2,
  .feature-copy h2,
  .split-copy h2,
  .about-grid h2,
  .faq-grid h2,
  .inquiry-copy h2 {
    font-size: 2.2rem;
  }

  .product-grid,
  .project-grid,
  .factory-strip,
  .process-grid,
  .timeline,
  .quote-fields,
  .quote-options,
  .quote-result,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .material-board {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .feature-section,
  .inquiry-section {
    padding: 68px 0;
  }

  .feature-grid {
    gap: 32px;
  }

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

  .footer-bottom {
    min-height: auto;
    flex-direction: column;
    align-items: flex-start;
    padding: 18px 0;
  }

  .language-landing {
    padding: 14px;
  }

  .language-choice {
    min-height: auto;
    grid-template-columns: 1fr;
  }

  .language-choice img {
    height: 260px;
  }

  .language-choice section {
    padding: 30px 22px;
  }
}

@media (max-width: 420px) {
  .material-board {
    grid-template-columns: 1fr;
  }

  .trust-strip span {
    width: 100%;
  }
}