:root {
  --ink: #111827;
  --muted: #5b6472;
  --line: rgba(17, 24, 39, 0.12);
  --paper: #f7f6f1;
  --white: #ffffff;
  --green: #0f766e;
  --green-dark: #0b4f49;
  --coral: #d4553f;
  --gold: #c9972c;
  --blue: #1f5f8b;
  --shadow: 0 24px 70px rgba(16, 24, 40, 0.14);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  color: var(--ink);
  background: #f4f7f5;
  letter-spacing: 0;
}

body.menu-open {
  overflow: hidden;
}

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

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

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  display: grid;
  grid-template-columns: minmax(220px, 1fr) auto minmax(190px, 1fr);
  align-items: center;
  gap: 24px;
  padding: 18px clamp(20px, 5vw, 72px);
  color: var(--white);
  transition: background 0.25s ease, color 0.25s ease, box-shadow 0.25s ease;
}

.site-header.scrolled {
  color: var(--ink);
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 12px 36px rgba(16, 24, 40, 0.08);
  backdrop-filter: blur(16px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
  max-width: min(54vw, 390px);
  justify-self: start;
}

.brand-mark {
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  width: 64px;
  height: 64px;
  padding: 0;
  background: transparent;
  border: 0;
  border-radius: 50%;
  box-shadow: none;
}

.brand-mark img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  border-radius: 50%;
}

.site-header.scrolled .brand-mark {
  background: transparent;
  border-color: transparent;
  box-shadow: none;
}

.brand strong,
.brand small {
  display: block;
  line-height: 1.15;
}

.brand strong {
  font-size: 15px;
}

.brand small {
  margin-top: 4px;
  opacity: 0.72;
  font-size: 12px;
}

.nav {
  display: flex;
  align-items: center;
  justify-self: center;
  gap: 36px;
  font-size: 15px;
  font-weight: 800;
}

.nav-cta {
  min-width: 120px;
  padding: 15px 24px;
  text-align: center;
  color: var(--white);
  background: var(--coral);
  border-radius: 6px;
}

.nav-toggle {
  display: none;
}

.social-sprite {
  position: absolute;
  width: 0;
  height: 0;
  overflow: hidden;
}

.social-links {
  display: flex;
  align-items: center;
  gap: 10px;
}

.header-social {
  justify-self: end;
}

.header-actions {
  display: grid;
  grid-template-columns: minmax(96px, 1fr) auto;
  align-items: center;
  width: 100%;
  justify-self: end;
  gap: 16px;
}

.language-menu {
  position: relative;
  z-index: 65;
  justify-self: center;
}

.language-trigger {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-width: 54px;
  min-height: 38px;
  padding: 0 12px;
  color: currentColor;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 999px;
  font: inherit;
  font-weight: 800;
  font-size: 12px;
  cursor: pointer;
  transition: background 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

.language-trigger:hover {
  transform: translateY(-1px);
  background: rgba(255, 255, 255, 0.18);
}

.language-trigger svg {
  width: 13px;
  height: 13px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: transform 0.2s ease;
}

.language-menu.open .language-trigger svg {
  transform: rotate(180deg);
}

.language-options {
  position: absolute;
  top: calc(100% + 10px);
  left: 50%;
  display: grid;
  min-width: 78px;
  padding: 6px;
  background: rgba(255, 255, 255, 0.96);
  border: 1px solid rgba(17, 24, 39, 0.12);
  border-radius: 8px;
  box-shadow: 0 18px 44px rgba(16, 24, 40, 0.18);
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, -4px);
  transition: opacity 0.18s ease, transform 0.18s ease;
}

.language-menu.open .language-options {
  opacity: 1;
  pointer-events: auto;
  transform: translate(-50%, 0);
}

.language-options button {
  min-height: 34px;
  padding: 0 12px;
  color: var(--ink);
  background: transparent;
  border: 0;
  border-radius: 6px;
  font: inherit;
  font-size: 12px;
  font-weight: 800;
  cursor: pointer;
  text-align: center;
}

.language-options button:hover,
.language-options button[aria-pressed="true"] {
  color: var(--white);
  background: var(--green-dark);
}

.site-header.scrolled .language-trigger {
  color: var(--ink);
  background: rgba(17, 24, 39, 0.06);
  border-color: rgba(17, 24, 39, 0.1);
}

.social-links a {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  color: var(--white);
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 50%;
  transition: transform 0.2s ease, background 0.2s ease, color 0.2s ease;
}

.social-links a:hover {
  transform: translateY(-2px);
  background: var(--coral);
  color: var(--white);
}

.site-header.scrolled .social-links a {
  color: var(--ink);
  background: rgba(17, 24, 39, 0.06);
  border-color: rgba(17, 24, 39, 0.1);
}

.site-header.scrolled .social-links a:hover {
  color: var(--white);
  background: var(--coral);
}

.social-links svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: flex-end;
  padding: 150px clamp(20px, 5vw, 72px) 54px;
  overflow: hidden;
  color: var(--white);
  background: #111827;
}

.hero-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.hero-shade {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(6, 18, 28, 0.82) 0%, rgba(6, 18, 28, 0.52) 46%, rgba(6, 18, 28, 0.2) 100%),
    linear-gradient(0deg, rgba(6, 18, 28, 0.72) 0%, rgba(6, 18, 28, 0) 42%);
}

.hero-content {
  position: relative;
  z-index: 1;
  width: min(880px, 100%);
}

.eyebrow {
  margin: 0 0 18px;
  color: var(--gold);
  font-size: clamp(15px, 1.1vw, 20px);
  font-weight: 800;
  line-height: 1.25;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 850px;
  margin-bottom: 22px;
  font-size: clamp(44px, 7vw, 92px);
  line-height: 0.96;
  font-weight: 800;
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(30px, 4vw, 54px);
  line-height: 1.04;
  font-weight: 800;
}

h3 {
  margin-bottom: 10px;
  font-size: 18px;
}

.hero-copy {
  max-width: 680px;
  margin-bottom: 30px;
  color: rgba(255, 255, 255, 0.82);
  font-size: clamp(16px, 2vw, 20px);
  line-height: 1.65;
}

.hero-actions,
.pill-row,
.contact-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.hero-command-panel {
  display: grid;
  justify-items: center;
  width: min(760px, 100%);
  max-width: 100%;
}

.hero-command-panel .hero-actions {
  width: 100%;
  justify-content: center;
}

.hero-command-panel .hero-actions .button {
  flex: 1 1 0;
  min-width: 240px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 14px 20px;
  border: 1px solid transparent;
  border-radius: 6px;
  font-weight: 800;
  cursor: pointer;
}

.button.primary {
  color: var(--white);
  background: var(--coral);
  box-shadow: 0 14px 34px rgba(212, 85, 63, 0.22);
}

.button.ghost {
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.45);
  background: rgba(255, 255, 255, 0.08);
}

.button {
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

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

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  max-width: 780px;
  margin-top: 38px;
  background: rgba(255, 255, 255, 0.16);
  border: 1px solid rgba(255, 255, 255, 0.16);
}

.hero-metrics div {
  padding: 18px;
  background: rgba(7, 18, 28, 0.44);
  backdrop-filter: blur(12px);
}

.hero-metrics strong {
  display: block;
  margin-bottom: 6px;
  font-size: 20px;
}

.hero-metrics span {
  color: rgba(255, 255, 255, 0.74);
  font-size: 13px;
}

.section {
  scroll-margin-top: 92px;
  padding: clamp(72px, 9vw, 124px) clamp(20px, 5vw, 72px);
}

.section-heading {
  max-width: 760px;
  margin-bottom: 38px;
}

.section-heading p:not(.eyebrow),
.private-copy p,
.factory-copy p,
.inquiry-copy p {
  color: var(--muted);
  line-height: 1.75;
}

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

.intro-grid article {
  min-height: 260px;
  padding: 30px;
  background: var(--white);
  border: 1px solid var(--line);
  border-top: 4px solid rgba(15, 118, 110, 0.78);
  border-radius: 8px;
  box-shadow: 0 16px 40px rgba(16, 24, 40, 0.06);
}

.intro-grid span,
.process-track span {
  display: inline-grid;
  place-items: center;
  width: 42px;
  height: 42px;
  margin-bottom: 28px;
  color: var(--white);
  background: var(--green);
  border-radius: 50%;
  font-weight: 800;
}

.intro-grid p,
.process-track p,
.video-card p {
  color: var(--muted);
  line-height: 1.65;
}

.materials {
  background:
    linear-gradient(180deg, rgba(15, 118, 110, 0.06), rgba(255, 255, 255, 0)),
    #eef2f1;
}

.materials .section-heading {
  max-width: 880px;
}

.materials .section-heading h2 {
  font-size: clamp(46px, 5.2vw, 78px);
  line-height: 1.02;
}

.materials .section-heading p:not(.eyebrow) {
  max-width: 820px;
  font-size: clamp(18px, 1.25vw, 22px);
  line-height: 1.72;
}

.materials-lead {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 0.78fr);
  gap: clamp(34px, 5vw, 76px);
  align-items: center;
  margin-bottom: 46px;
}

.materials-lead .section-heading {
  display: grid;
  align-content: center;
  margin-bottom: 0;
}

.color-note {
  display: grid;
  align-content: center;
  min-height: 250px;
  padding: clamp(30px, 3.5vw, 46px);
  color: var(--white);
  background: var(--green-dark);
  border-radius: 8px;
  box-shadow: 0 18px 48px rgba(16, 24, 40, 0.12);
}

.color-note strong {
  display: block;
  max-width: 560px;
  margin-bottom: 16px;
  font-size: clamp(26px, 2.55vw, 38px);
  line-height: 1.12;
}

.color-note p {
  max-width: 590px;
  margin-bottom: 0;
  color: rgba(255, 255, 255, 0.76);
  font-size: clamp(16px, 1.1vw, 19px);
  line-height: 1.65;
}

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

.material-grid article {
  display: grid;
  align-content: start;
  gap: 12px;
  min-height: 230px;
  padding: 14px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 14px 34px rgba(16, 24, 40, 0.07);
}

.material-grid img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: contain;
  background: #ffffff;
  border-radius: 6px;
}

.material-grid h3 {
  margin: 0;
  font-size: 16px;
  line-height: 1.2;
}

.material-grid p {
  margin: -6px 0 0;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
  line-height: 1.45;
}

.media-band {
  color: var(--white);
  background:
    linear-gradient(135deg, rgba(31, 95, 139, 0.18), rgba(15, 118, 110, 0.14)),
    #102320;
}

.media-band .section-heading p:not(.eyebrow),
.media-band .video-card p {
  color: rgba(255, 255, 255, 0.72);
}

.video-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.video-card {
  display: grid;
  align-content: start;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 8px;
}

.video-card.large {
  grid-row: auto;
}

.video-card video,
.factory-media video {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  background: #0b1415;
}

.video-card.large video {
  aspect-ratio: 16 / 10;
}

.video-card.vertical-video video {
  aspect-ratio: 16 / 10;
  object-fit: cover;
  object-position: center;
}

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

@media (min-width: 921px) {
  .video-card div {
    min-height: 132px;
  }
}

.factory-overview {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.18) 0%, rgba(255, 255, 255, 0) 38%),
    radial-gradient(circle at 8% 12%, rgba(15, 118, 110, 0.16), transparent 34%),
    radial-gradient(circle at 88% 18%, rgba(31, 95, 139, 0.14), transparent 36%),
    #d8e3df;
  border-top: 1px solid rgba(8, 38, 35, 0.08);
  border-bottom: 1px solid rgba(8, 38, 35, 0.1);
}

.factory-overview .section-heading {
  max-width: 1120px;
}

.factory-overview .section-heading p:not(.eyebrow) {
  max-width: 980px;
  font-size: clamp(18px, 1.25vw, 22px);
}

.factory-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
  margin: 36px 0 50px;
}

.factory-stats article {
  position: relative;
  overflow: hidden;
  min-height: 150px;
  padding: 30px 30px 30px 34px;
  background: linear-gradient(180deg, #ffffff 0%, #f4f8f7 100%);
  border: 1px solid rgba(8, 38, 35, 0.14);
  border-radius: 8px;
  box-shadow: 0 22px 52px rgba(16, 24, 40, 0.14);
}

.factory-stats article::before {
  content: "";
  position: absolute;
  top: 22px;
  bottom: 22px;
  left: 0;
  width: 5px;
  background: var(--green);
  border-radius: 0 999px 999px 0;
}

.factory-stats strong {
  display: block;
  margin-bottom: 16px;
  color: #2f72ff;
  font-size: clamp(42px, 4vw, 72px);
  line-height: 0.95;
}

.factory-stats article:nth-child(2) strong {
  color: #28c6d3;
}

.factory-stats article:nth-child(2)::before {
  background: #28c6d3;
}

.factory-stats span {
  color: #1f2937;
  font-size: clamp(15px, 1.1vw, 18px);
  font-weight: 800;
}

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

.factory-gallery article {
  display: grid;
  align-content: start;
  overflow: hidden;
  background: #ffffff;
  border: 1px solid rgba(8, 38, 35, 0.12);
  border-radius: 8px;
  box-shadow: 0 18px 46px rgba(16, 24, 40, 0.12);
}

.factory-gallery img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  background: #e5e7eb;
}

.factory-gallery div {
  padding: 20px;
}

.factory-gallery h3 {
  margin-bottom: 8px;
  font-size: 20px;
}

.factory-gallery p {
  margin-bottom: 0;
  color: var(--muted);
  line-height: 1.6;
}

.seo-faq {
  background:
    linear-gradient(180deg, #ffffff 0%, #eef2f1 100%);
}

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

.faq-grid article {
  min-height: 250px;
  padding: 28px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(15, 118, 110, 0.16);
  border-radius: 8px;
  box-shadow: 0 18px 48px rgba(16, 24, 40, 0.08);
}

.faq-grid h3 {
  margin-bottom: 14px;
  font-size: clamp(20px, 1.7vw, 28px);
  line-height: 1.18;
}

.faq-grid p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.7;
}

.private-label,
.factory,
.inquiry {
  display: grid;
  grid-template-columns: minmax(0, 0.98fr) minmax(0, 1.02fr);
  gap: clamp(28px, 4.4vw, 62px);
  align-items: center;
}

.inquiry {
  grid-template-columns: minmax(0, 0.92fr) minmax(520px, 1.08fr);
}

.private-copy,
.factory-copy,
.inquiry-copy {
  max-width: 620px;
}

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

.inquiry-copy h2 {
  max-width: 720px;
  font-size: clamp(44px, 4.8vw, 68px);
  line-height: 1.02;
}

.inquiry-copy p:not(.eyebrow) {
  max-width: 720px;
  font-size: clamp(19px, 1.35vw, 24px);
}

.private-copy {
  display: grid;
  align-content: center;
  min-height: 720px;
  max-width: 900px;
}

.private-copy p:not(.eyebrow) {
  font-size: clamp(20px, 1.35vw, 24px);
  line-height: 1.78;
}

.private-copy h2 {
  font-size: clamp(42px, 4.8vw, 76px);
}

.check-list {
  display: grid;
  gap: 18px;
  padding: 0;
  margin: 40px 0 0;
  list-style: none;
}

.check-list li {
  position: relative;
  padding-left: 42px;
  color: var(--muted);
  font-size: clamp(19px, 1.25vw, 24px);
  line-height: 1.58;
}

.check-list li::before {
  content: "";
  position: absolute;
  top: 8px;
  left: 0;
  width: 20px;
  height: 20px;
  border-radius: 4px;
  background: var(--green);
  box-shadow: inset 0 0 0 4px rgba(255, 255, 255, 0.42);
}

.image-mosaic {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.packaging-preview {
  width: 100%;
  height: auto;
  aspect-ratio: 1402 / 1122;
  object-fit: cover;
  background: transparent;
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.spool-showcase {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.spool-showcase figure {
  display: grid;
  gap: 10px;
  align-content: space-between;
  min-height: 170px;
  margin: 0;
  padding: 14px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 14px 34px rgba(16, 24, 40, 0.08);
}

.spool-showcase img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: contain;
}

.spool-showcase figcaption {
  color: var(--green-dark);
  font-size: 12px;
  font-weight: 800;
  text-align: center;
}

.process {
  background: var(--white);
}

.process-track {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.process-track div {
  min-height: 270px;
  padding: 28px;
  background: var(--white);
}

.factory {
  background: #f0ede6;
}

.factory-media {
  overflow: hidden;
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.pill-row {
  margin-top: 24px;
}

.pill-row span,
.contact-strip a {
  padding: 10px 13px;
  color: var(--green-dark);
  background: rgba(15, 118, 110, 0.1);
  border: 1px solid rgba(15, 118, 110, 0.22);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 800;
}

.inquiry {
  align-items: start;
  background: #12201f;
  color: var(--white);
}

.inquiry-copy p {
  color: rgba(255, 255, 255, 0.72);
}

.contact-strip {
  display: grid;
  justify-items: start;
  gap: 16px;
  margin-top: 34px;
}

.contact-strip a {
  color: var(--white);
  background: rgba(255, 255, 255, 0.09);
  border-color: rgba(255, 255, 255, 0.14);
}

.contact-strip .whatsapp-primary {
  display: inline-grid;
  grid-template-columns: 44px auto;
  grid-template-areas:
    "icon label"
    "icon number";
  column-gap: 18px;
  align-items: center;
  padding: 24px 32px;
  color: #ffffff;
  background: #22c55e;
  border-color: rgba(255, 255, 255, 0.18);
  border-radius: 8px;
  box-shadow: 0 18px 42px rgba(34, 197, 94, 0.24);
  transition: transform 0.2s ease, background 0.2s ease;
}

.contact-strip .whatsapp-primary:hover {
  transform: translateY(-2px);
  background: #16a34a;
}

.whatsapp-primary svg {
  grid-area: icon;
  width: 44px;
  height: 44px;
  fill: currentColor;
}

.whatsapp-primary span {
  grid-area: label;
  font-size: clamp(24px, 2.4vw, 34px);
  line-height: 1.1;
}

.whatsapp-primary small {
  grid-area: number;
  margin-top: 4px;
  font-size: 18px;
  opacity: 0.86;
}

.contact-strip .email-link {
  padding: 13px 18px;
  font-size: 15px;
}

.quote-form {
  display: grid;
  gap: 20px;
  padding: clamp(30px, 4.6vw, 52px);
  color: var(--ink);
  background: var(--white);
  border-top: 5px solid var(--green);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.quote-form label {
  display: grid;
  gap: 10px;
  color: #2f3947;
  font-size: 15px;
  font-weight: 800;
}

.quote-form input,
.quote-form select,
.quote-form textarea {
  width: 100%;
  min-height: 58px;
  padding: 16px 18px;
  color: var(--ink);
  background: #f8fafc;
  border: 1px solid #d7dde6;
  border-radius: 6px;
  font: inherit;
}

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

.quote-form .button {
  min-height: 62px;
  font-size: 16px;
}

.footer {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: start;
  gap: 28px;
  padding: 32px clamp(20px, 5vw, 72px);
  color: rgba(255, 255, 255, 0.72);
  background: #091211;
}

.footer p {
  margin: 0;
}

.footer p + p {
  margin-top: 8px;
}

.footer-main {
  display: grid;
  gap: 16px;
}

.footer-main > p:first-child {
  color: var(--white);
  font-weight: 800;
}

.footer-contact {
  display: grid;
  gap: 8px;
  max-width: 900px;
  color: rgba(255, 255, 255, 0.68);
  font-style: normal;
  font-size: 13px;
  line-height: 1.6;
}

.footer-contact strong {
  color: rgba(255, 255, 255, 0.9);
}

.footer-contact a {
  color: var(--white);
  font-weight: 700;
}

.footer-social a {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.14);
}

@media (max-width: 920px) {
  .site-header {
    display: flex;
    justify-content: space-between;
  }

  .brand {
    order: 1;
  }

  .header-actions {
    display: flex;
    width: auto;
    order: 2;
    margin-left: auto;
    gap: 10px;
  }

  .nav-toggle {
    position: relative;
    z-index: 60;
    order: 3;
    display: grid;
    gap: 6px;
    width: 44px;
    height: 44px;
    place-content: center;
    color: inherit;
    background: transparent;
    border: 1px solid currentColor;
    border-radius: 6px;
  }

  .nav-toggle span {
    display: block;
    width: 18px;
    height: 2px;
    background: currentColor;
  }

  .nav {
    position: fixed;
    inset: 0;
    display: grid;
    place-content: center;
    gap: 26px;
    color: var(--white);
    background: rgba(9, 18, 17, 0.96);
    border: 0;
    border-radius: 0;
    box-shadow: none;
    min-height: auto;
    padding: 0;
    opacity: 0;
    pointer-events: none;
    transform: translateY(-8px);
    transition: opacity 0.22s ease, transform 0.22s ease;
  }

  .nav.open {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .header-social {
    display: none;
  }

  .language-trigger {
    min-width: 50px;
    min-height: 38px;
    color: inherit;
    background: rgba(255, 255, 255, 0.1);
  }

  .intro-grid,
  .materials-lead,
  .video-grid,
  .factory-stats,
  .faq-grid,
  .private-label,
  .factory,
  .inquiry,
  .process-track {
    grid-template-columns: 1fr;
  }

  .material-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

  .video-card.large {
    grid-row: auto;
  }

  .video-card.vertical-video video {
    aspect-ratio: 9 / 13;
  }

  .private-label .private-copy {
    order: -1;
  }

  .private-copy {
    min-height: auto;
  }
}

@media (max-width: 640px) {
  .site-header {
    padding: 14px 18px;
  }

  .brand {
    min-width: 0;
  }

  .brand strong {
    max-width: 140px;
    font-size: 13px;
  }

  .brand-mark {
    width: 56px;
    height: 56px;
  }

  .brand small {
    display: none;
  }

  .hero {
    min-height: 100svh;
    padding: 120px 18px 34px;
  }

  h1 {
    font-size: 42px;
  }

  h2 {
    font-size: 32px;
  }

  .eyebrow {
    font-size: 14px;
  }

  .materials .section-heading h2 {
    font-size: 42px;
  }

  .materials .section-heading p:not(.eyebrow) {
    font-size: 17px;
  }

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

  .hero-command-panel {
    justify-items: stretch;
  }

  .hero-metrics {
    grid-template-columns: 1fr;
    margin-top: 28px;
  }

  .section {
    padding: 66px 18px;
  }

  .intro-grid article,
  .process-track div {
    min-height: auto;
    padding: 24px;
  }

  .image-mosaic {
    grid-template-columns: 1fr;
  }

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

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

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

  .factory-stats article {
    min-height: 130px;
    box-shadow: 0 14px 32px rgba(16, 24, 40, 0.08);
  }

  .faq-grid article {
    min-height: auto;
    padding: 24px;
  }

  .material-grid article {
    min-height: 190px;
    padding: 12px;
  }

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