/* ================================================
   Sang Cheong — Global Stylesheet
   ================================================ */

/* --- CSS Variables --- */
:root {
  --color-primary: #C41230;
  --color-primary-dark: #8B1E2C;
  --color-gold: #B78E6C;
  --color-beige: #C3B69C;
  --color-text: #5E514A;
  --color-dark: #342C2A;
  --color-white: #FFFFFF;
  --color-light: #F7F7F5;
  --color-gray: #989898;
  --color-border: #E8E4E0;

  --font-en: 'Inter', sans-serif;
  --font-zh: 'Noto Sans TC', 'Noto Sans SC', sans-serif;
  --font-serif: 'Playfair Display', serif;

  --max-width: 1400px;
  --header-height: 80px;
  --section-padding: 120px 0;
  --section-padding-mobile: 60px 0;

  --transition: all 0.4s cubic-bezier(0.25, 1, 0.5, 1);
  --transition-slow: all 0.8s cubic-bezier(0.25, 1, 0.5, 1);
}

/* --- Reset --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  font-family: var(--font-en);
  font-size: 1.125rem;
  font-weight: 400;
  color: var(--color-text);
  background-color: var(--color-white);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Chinese font override */
[lang="zh-Hant"] body,
[lang="zh-Hans"] body {
  font-family: var(--font-zh);
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition);
}

ul, ol {
  list-style: none;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 400;
  line-height: 1.3;
  color: var(--color-dark);
}

p {
  margin-bottom: 1em;
}

p:last-child {
  margin-bottom: 0;
}

/* --- Utility --- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 40px;
}

.section {
  padding: var(--section-padding);
  position: relative;
  overflow-x: hidden;
}

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

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

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

.text-center {
  text-align: center;
}

.text-gold {
  color: var(--color-gold);
}

.text-primary {
  color: var(--color-primary);
}

/* --- Typography --- */
.heading-xl {
  font-family: var(--font-serif);
  font-size: clamp(2.5rem, 5vw, 4rem);
  letter-spacing: -0.02em;
  line-height: 1.1;
  margin-bottom: 0.5em;
}

.heading-lg {
  font-size: clamp(2rem, 3.5vw, 3rem);
  letter-spacing: -0.01em;
  margin-bottom: 0.5em;
}

.heading-md {
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  margin-bottom: 0.5em;
}

.heading-sm {
  font-size: clamp(1.1rem, 1.5vw, 1.35rem);
  margin-bottom: 0.5em;
  font-weight: 500;
}

.subtitle {
  font-size: 1.1rem;
  color: var(--color-gray);
  max-width: 750px;
  margin: 0 auto 2em;
  line-height: 1.8;
}

.section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: 1em;
  position: relative;
  padding-left: 2em;
}

.section-label::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  width: 1.5em;
  height: 1px;
  background-color: var(--color-gold);
}

/* --- Divider --- */
.divider {
  width: 60px;
  height: 2px;
  background-color: var(--color-gold);
  margin: 2em auto;
}

.divider--left {
  margin-left: 0;
}

/* --- Button --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  padding: 14px 36px;
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  border: 1px solid transparent;
  border-radius: 0;
  cursor: pointer;
  transition: var(--transition);
  text-transform: uppercase;
}

.btn--primary {
  background-color: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}

.btn--primary:hover {
  background-color: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
}

.btn--outline {
  background-color: transparent;
  color: var(--color-dark);
  border-color: var(--color-dark);
}

.btn--outline:hover {
  background-color: var(--color-dark);
  color: var(--color-white);
}

.btn--gold {
  background-color: transparent;
  color: var(--color-gold);
  border-color: var(--color-gold);
}

.btn--gold:hover {
  background-color: var(--color-gold);
  color: var(--color-white);
}

.btn--white {
  background-color: transparent;
  color: var(--color-white);
  border-color: var(--color-white);
}

.btn--white:hover {
  background-color: var(--color-white);
  color: var(--color-dark);
}

/* --- Header --- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  z-index: 1000;
  display: flex;
  align-items: center;
  transition: var(--transition);
  background-color: transparent;
}

.header--scrolled {
  background-color: rgba(255, 255, 255, 0.98);
  box-shadow: 0 1px 0 var(--color-border);
}

.header--scrolled .header__logo img {
  filter: none;
}

.header--scrolled .nav__link {
  color: var(--color-dark);
}

.header--scrolled .lang-switch a {
  color: var(--color-dark);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 40px;
}

.header__logo img {
  height: 56px;
  width: auto;
  filter: brightness(0) invert(1);
  transition: var(--transition);
}

.header--scrolled .header__logo img {
  filter: none;
}

/* Navigation */
.nav {
  display: flex;
  align-items: center;
  gap: 2.5em;
}

.nav__link {
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-white);
  position: relative;
  padding: 0.5em 0;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-gold);
  transition: var(--transition);
}

.nav__link:hover::after,
.nav__link--active::after {
  width: 100%;
}

/* Language Switch */
.lang-switch {
  display: flex;
  align-items: center;
  gap: 0.75em;
  margin-left: 2em;
  padding-left: 2em;
  border-left: 1px solid rgba(255, 255, 255, 0.3);
}

.header--scrolled .lang-switch {
  border-left-color: var(--color-border);
}

.lang-switch a {
  font-size: 0.8rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.7);
  transition: var(--transition);
}

.lang-switch a:hover,
.lang-switch a.active {
  color: var(--color-gold);
}

/* Mobile Menu Toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 10px;
  z-index: 1001;
}

.menu-toggle span {
  width: 24px;
  height: 2px;
  background-color: var(--color-white);
  transition: var(--transition);
}

.header--scrolled .menu-toggle span {
  background-color: var(--color-dark);
}

.menu-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.menu-toggle.active span:nth-child(2) {
  opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* --- Hero Section --- */
.hero {
  position: relative;
  width: 100%;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: -2;
}

.hero::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(20, 15, 14, 0.82) 0%, rgba(52, 44, 42, 0.65) 60%, rgba(139, 30, 44, 0.45) 100%);
  z-index: -1;
}

.hero__content {
  text-align: center;
  color: var(--color-white);
  padding: 0 20px;
  max-width: 1000px;
}

.hero__title {
  font-size: clamp(3rem, 6vw, 5rem);
  font-weight: 400;
  line-height: 1.15;
  margin-bottom: 0.6em;
  color: #FFFFFF;
  text-shadow: 0 2px 20px rgba(0,0,0,0.4);
  opacity: 0;
  transform: translateY(30px);
  animation: fadeInUp 1s ease forwards 0.3s;
}

.hero__subtitle {
  font-size: clamp(1rem, 1.5vw, 1.25rem);
  font-weight: 300;
  opacity: 0.9;
  max-width: 600px;
  margin: 0 auto 2em;
  line-height: 1.8;
  opacity: 0;
  transform: translateY(20px);
  animation: fadeInUp 1s ease forwards 0.6s;
}

.hero__cta {
  opacity: 0;
  transform: translateY(20px);
  animation: fadeInUp 1s ease forwards 0.9s;
}

.hero__scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  color: var(--color-white);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  opacity: 0;
  animation: fadeInUp 1s ease forwards 1.2s;
}

.hero__scroll::after {
  content: '';
  display: block;
  width: 1px;
  height: 40px;
  background-color: var(--color-gold);
  margin: 10px auto 0;
  animation: scrollLine 2s ease-in-out infinite;
}

@keyframes scrollLine {
  0%, 100% { transform: scaleY(1); opacity: 1; }
  50% { transform: scaleY(0.5); opacity: 0.5; }
}

/* --- Service Cards --- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
  margin-top: 3em;
}

.service-card {
  position: relative;
  padding: 3em 2em;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  transition: var(--transition);
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background-color: var(--color-gold);
  transform: scaleX(0);
  transform-origin: left;
  transition: var(--transition-slow);
}

.service-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 60px rgba(52, 44, 42, 0.1);
}

.service-card:hover::before {
  transform: scaleX(1);
}

.service-card__number {
  font-family: var(--font-serif);
  font-size: 3rem;
  color: var(--color-beige);
  opacity: 0.5;
  margin-bottom: 0.5em;
}

.service-card__title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-dark);
  margin-bottom: 1em;
}

.service-card__text {
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--color-text);
}

.service-card__image {
  width: 100%;
  height: 200px;
  object-fit: cover;
  margin-bottom: 1.5em;
  border-radius: 4px;
}

/* --- Materials --- */
.materials-grid {
  display: flex;
  justify-content: center;
  gap: 3em;
  flex-wrap: wrap;
  margin-top: 3em;
}

.material-item {
  text-align: center;
  width: 140px;
}

.material-item img {
  width: 100px;
  height: 100px;
  object-fit: cover;
  border-radius: 50%;
  margin: 0 auto 1em;
  border: 2px solid var(--color-border);
  transition: var(--transition);
}

.material-item:hover img {
  border-color: var(--color-gold);
  transform: scale(1.05);
}

.material-item span {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-dark);
}

/* --- Process Timeline --- */
.process-timeline {
  position: relative;
  max-width: 900px;
  margin: 3em auto;
}

.process-timeline::before {
  content: '';
  position: absolute;
  left: 30px;
  top: 0;
  height: 100%;
  width: 2px;
  background: linear-gradient(to bottom, var(--color-gold), var(--color-primary));
}

.process-step {
  display: flex;
  align-items: flex-start;
  gap: 2.5em;
  margin-bottom: 3em;
  position: relative;
}

.process-step__number {
  flex-shrink: 0;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background-color: var(--color-white);
  border: 2px solid var(--color-gold);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-size: 1.25rem;
  color: var(--color-gold);
  position: relative;
  z-index: 1;
  transition: var(--transition);
}

.process-step:hover .process-step__number {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-white);
}

.process-step__content {
  padding-top: 0.75em;
}

.process-step__title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-dark);
  margin-bottom: 0.5em;
}

.process-step__desc {
  font-size: 0.95rem;
  color: var(--color-text);
  line-height: 1.7;
}

.process-step__icon {
  width: 200px;
  height: 200px;
  flex-shrink: 0;
  border-radius: 12px;
  object-fit: cover;
  max-width: 100%;
}

/* --- Stats --- */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2em;
  padding: 4em 0;
}

.stat-item {
  text-align: center;
}

.stat-item__number {
  font-family: var(--font-serif);
  font-size: clamp(2.5rem, 4vw, 3.5rem);
  color: var(--color-primary);
  margin-bottom: 0.2em;
}

.stat-item__label {
  font-size: 0.85rem;
  color: var(--color-gray);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* --- Quality Gallery --- */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 3em;
}

.gallery-grid img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  border-radius: 8px;
  transition: var(--transition);
}

.gallery-grid img:hover {
  transform: scale(1.03);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
}

/* --- Certifications --- */
.cert-badges {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 3em;
  flex-wrap: wrap;
  margin-top: 2em;
}

.cert-badges img {
  height: 60px;
  width: auto;
  opacity: 0.8;
  transition: var(--transition);
}

.cert-badges img:hover {
  opacity: 1;
  transform: scale(1.1);
}

/* --- Vision Cards --- */
.vision-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-top: 3em;
}

.vision-card {
  text-align: center;
  padding: 2.5em 2em;
  border: 1px solid var(--color-border);
  transition: var(--transition);
}

.vision-card:hover {
  border-color: var(--color-gold);
  transform: translateY(-3px);
}

.vision-card img {
  width: 80px;
  height: 80px;
  object-fit: cover;
  border-radius: 50%;
  margin: 0 auto 1.5em;
}

.vision-card__title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-dark);
  margin-bottom: 0.75em;
}

.vision-card__text {
  font-size: 0.9rem;
  line-height: 1.7;
}

/* --- Sustainability --- */
.sustainability-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  margin-top: 3em;
}

.sustainability-block img {
  width: 100%;
  border-radius: 8px;
}

.sustainability-block--reverse {
  direction: rtl;
}

.sustainability-block--reverse > * {
  direction: ltr;
}

/* --- Contact --- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  margin-top: 3em;
}

.contact-info__item {
  margin-bottom: 2.5em;
}

.contact-info__label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: 0.75em;
}

.contact-info__text {
  font-size: 0.95rem;
  line-height: 1.8;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.5em;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5em;
}

.form-group {
  display: flex;
  flex-direction: column;
}

.form-group label {
  font-size: 0.8rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.5em;
  color: var(--color-dark);
}

.form-group input,
.form-group textarea {
  padding: 12px 16px;
  border: 1px solid var(--color-border);
  font-size: 0.95rem;
  font-family: inherit;
  color: var(--color-dark);
  background-color: var(--color-light);
  transition: var(--transition);
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--color-gold);
  background-color: var(--color-white);
}

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

/* --- Footer --- */
.footer {
  background-color: var(--color-dark);
  color: rgba(255, 255, 255, 0.7);
  padding: 80px 0 40px;
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 3em;
}

.footer__brand img {
  height: 36px;
  margin-bottom: 1.5em;
  filter: brightness(0) invert(1);
}

.footer__brand p {
  font-size: 0.9rem;
  line-height: 1.7;
  max-width: 300px;
}

.footer__title {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: 1.5em;
}

.footer__links a {
  display: block;
  font-size: 0.9rem;
  margin-bottom: 0.75em;
  color: rgba(255, 255, 255, 0.6);
  transition: var(--transition);
}

.footer__links a:hover {
  color: var(--color-white);
  padding-left: 5px;
}

.footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 2em;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
}

/* --- Animations --- */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s ease, transform 0.8s cubic-bezier(0.25, 1, 0.5, 1);
}

.reveal--visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal--delay-1 { transition-delay: 0.1s; }
.reveal--delay-2 { transition-delay: 0.2s; }
.reveal--delay-3 { transition-delay: 0.3s; }
.reveal--delay-4 { transition-delay: 0.4s; }

/* --- Factory Gallery --- */
.factory-gallery {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 15px;
  margin-top: 3em;
}

.factory-gallery img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: 8px;
  transition: var(--transition);
}

.factory-gallery img:hover {
  transform: scale(1.05);
}

/* --- Product Carousel (Marquee) --- */
.product-carousel {
  overflow: hidden;
  margin-top: 3em;
  border-radius: 12px;
}

.product-carousel__track {
  display: flex;
  gap: 1em;
  animation: marquee 60s linear infinite;
  width: max-content;
}

.product-carousel__track img {
  width: 200px;
  height: 200px;
  object-fit: cover;
  border-radius: 8px;
  flex-shrink: 0;
}

@keyframes marquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.product-carousel:hover .product-carousel__track {
  animation-play-state: paused;
}

/* --- Page Banner (inner pages) --- */
.page-banner {
  position: relative;
  height: 50vh;
  min-height: 350px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
}

.page-banner::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(52, 44, 42, 0.75) 0%, rgba(139, 30, 44, 0.5) 100%);
}

.page-banner__content {
  position: relative;
  z-index: 1;
  text-align: center;
  color: var(--color-white);
}

.page-banner__title {
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 500;
  margin-bottom: 0.3em;
  color: #FFFFFF;
  text-shadow: 0 2px 15px rgba(0,0,0,0.5);
}

.page-banner__subtitle {
  font-size: 1.1rem;
  opacity: 0.9;
  color: #FFFFFF;
  text-shadow: 0 1px 10px rgba(0,0,0,0.4);
}

/* --- CTA Section --- */
.cta-section {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  padding: 80px 0;
  text-align: center;
  color: var(--color-white);
}

.cta-section .heading-lg {
  color: var(--color-white);
}

.cta-section p {
  opacity: 0.9;
  margin-bottom: 2em;
}

/* --- Compliance list --- */
.compliance-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 2em;
}

.compliance-item {
  display: flex;
  align-items: center;
  gap: 0.75em;
  padding: 1em 1.5em;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  font-size: 0.9rem;
  font-weight: 500;
}

.compliance-item::before {
  content: '✓';
  color: var(--color-primary);
  font-weight: 700;
}

/* ================================================
   Responsive
   ================================================ */
@media screen and (max-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

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

  .sustainability-block {
    grid-template-columns: 1fr;
  }

  .vision-grid {
    grid-template-columns: 1fr;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
  }
}

@media screen and (max-width: 768px) {
  :root {
    --section-padding: 80px 0;
    --header-height: 70px;
  }

  .container {
    padding: 0 20px;
  }

  /* Mobile Nav */
  .nav {
    position: fixed;
    top: 0;
    right: 0;
    width: 80%;
    max-width: 360px;
    height: 100vh;
    background-color: var(--color-dark);
    flex-direction: column;
    align-items: flex-start;
    padding: 100px 40px;
    gap: 1.5em;
    transition: var(--transition-slow);
    box-shadow: -10px 0 30px rgba(0, 0, 0, 0.2);
    transform: translateX(100%);
    visibility: hidden;
  }

  .nav--open {
    transform: translateX(0);
    visibility: visible;
  }

  .header--scrolled .nav__link {
    color: var(--color-white);
  }

  .header--scrolled .lang-switch a {
    color: rgba(255, 255, 255, 0.7);
  }

  .nav__link {
    color: var(--color-white);
    font-size: 1rem;
  }

  .lang-switch {
    margin-left: 0;
    padding-left: 0;
    border-left: none;
    padding-top: 2em;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    width: 100%;
  }

  .lang-switch a {
    color: rgba(255, 255, 255, 0.7);
  }

  .menu-toggle {
    display: flex;
  }

  /* Grid adjustments */
  .services-grid {
    grid-template-columns: 1fr;
  }

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

  .sustainability-block {
    grid-template-columns: 1fr;
  }

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

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

  .stats {
    grid-template-columns: 1fr 1fr;
    gap: 1.5em;
  }

  .process-timeline::before {
    display: none;
  }

  .process-step {
    flex-direction: column;
    align-items: flex-start;
    gap: 1em;
  }

  .process-step__icon {
    width: 100%;
    height: auto;
    max-width: 280px;
    order: -1;
    align-self: center;
  }

  .process-step__number {
    width: 40px;
    height: 40px;
    font-size: 1rem;
  }

  .process-step__content {
    width: 100%;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .footer__grid {
    grid-template-columns: 1fr;
    gap: 2em;
  }

  .footer__bottom {
    flex-direction: column;
    gap: 1em;
    text-align: center;
  }

  .footer__bottom .lang-switch {
    display: flex;
    justify-content: center;
    gap: 1em;
    flex-wrap: wrap;
  }

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

  .cert-badges {
    gap: 1.5em;
  }

  .cert-badges img {
    height: 45px;
  }

  .page-banner {
    background-attachment: scroll;
  }

  .hero {
    min-height: 100vh;
  }
}

@media screen and (max-width: 480px) {
  .materials-grid {
    gap: 1.5em;
  }

  .material-item {
    width: 100px;
  }

  .material-item img {
    width: 70px;
    height: 70px;
  }

  .hero__title {
    font-size: 2rem;
  }

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