/* ============================================
   STEELCRAFT — Apple-style minimal
   ============================================ */

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

html { scroll-behavior: smooth; scroll-padding-top: 44px; -webkit-text-size-adjust: 100%; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Helvetica Neue", Arial, sans-serif;
  color: #1d1d1f;
  background: #fff;
  line-height: 1.47;
  letter-spacing: -0.01em;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a { text-decoration: none; color: inherit; }
ul { list-style: none; }
input, textarea, button { font-family: inherit; }

/* --- Layout --- */
.container-narrow { max-width: 980px; margin: 0 auto; padding: 0 22px; }
.container-wide { max-width: 1200px; margin: 0 auto; padding: 0 22px; }

/* --- Nav --- */
#nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: 44px;
  background: rgba(255,255,255,0.72);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s ease;
}
#nav.scrolled { border-bottom-color: rgba(0,0,0,0.08); }

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 22px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-size: 17px;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: #1d1d1f;
}

.nav-right { display: flex; align-items: center; gap: 16px; }

.nav-menu { display: flex; gap: 0; }
.nav-menu li a {
  font-size: 12px;
  color: #1d1d1f;
  opacity: 0.82;
  padding: 0 12px;
  transition: opacity 0.2s ease;
}
.nav-menu li a:hover { opacity: 1; }

.lang-switch {
  font-size: 11px;
  font-weight: 600;
  padding: 4px 10px;
  border: 1px solid #d2d2d7;
  border-radius: 6px;
  background: #fff;
  color: #1d1d1f;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.15s ease;
  letter-spacing: 0.02em;
}
.lang-switch:hover { background: #f5f5f7; border-color: #86868b; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}
.nav-toggle span { width: 18px; height: 1.5px; background: #1d1d1f; border-radius: 1px; }

/* --- Hero --- */
.hero {
  min-height: 520px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 120px 22px 80px;
  background: #fff;
  position: relative;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  z-index: 0;
}
.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.35);
}
.hero.have-bg .hero-title,
.hero.have-bg .hero-sub { color: #fff; }
.hero.have-bg .link-arrow { color: #fff; }
.hero.have-bg .link-arrow:hover { opacity: 0.8; }

/* Hero Carousel */
.hero-carousel {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero-carousel-img {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0;
  transition: opacity 1.2s ease;
}
.hero-carousel-img.active { opacity: 1; }
.hero-carousel-img::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.35);
}

.hero-inner { position: relative; z-index: 1; max-width: 780px; }

.hero-title {
  font-size: clamp(40px, 7vw, 80px);
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1.05;
  margin-bottom: 16px;
}

.hero-sub {
  font-size: clamp(18px, 2.5vw, 28px);
  font-weight: 400;
  color: #6e6e73;
  letter-spacing: -0.01em;
  margin-bottom: 40px;
}

.hero-links { display: flex; gap: 32px; justify-content: center; flex-wrap: wrap; }

.link-arrow {
  font-size: 17px;
  color: #0066cc;
  display: inline-flex;
  align-items: center;
  gap: 3px;
  transition: opacity 0.2s ease;
}
.link-arrow:hover { opacity: 0.7; }
.link-arrow span { font-size: 15px; }
.link-arrow-dark { color: #1d1d1f; }
.link-arrow-light { color: #2997ff; }

/* ========================================
   Products Section — Grid
   ======================================== */

.section-products {
  padding: 0 0 80px;
  background: #fff;
}

/* Category tabs — sticky under nav */
.category-tabs {
  position: sticky;
  top: 44px;
  z-index: 50;
  background: rgba(255,255,255,0.82);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid rgba(0,0,0,0.08);
  padding: 12px 22px;
  display: flex;
  justify-content: center;
  gap: 6px;
  flex-wrap: wrap;
}

.cat-tab {
  font-size: 13px;
  font-weight: 500;
  padding: 7px 18px;
  border: none;
  border-radius: 980px;
  background: transparent;
  color: #6e6e73;
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
}
.cat-tab:hover { color: #1d1d1f; background: rgba(0,0,0,0.04); }
.cat-tab.active { background: #1d1d1f; color: #fff; }
.cat-tab-count { font-size: 10px; opacity: 0.5; margin-left: 2px; }

/* Meta bar — count */
.products-meta {
  text-align: center;
  padding: 32px 0 24px;
  font-size: 14px;
  color: #86868b;
}

/* Product Grid */
.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  padding-bottom: 40px;
}

/* Product Card */
.product-card {
  position: relative;
  border-radius: 18px;
  overflow: hidden;
  background: #f5f5f7;
  cursor: pointer;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.product-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.08);
}
.product-card:active { transform: scale(0.98); }

/* Card Image — 1:1 ratio, full width */
.product-card-image {
  width: 100%;
  aspect-ratio: 1 / 1;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: #f5f5f7;
}
.product-card-image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 16px;
  transition: transform 0.3s ease;
}
.product-card:hover .product-card-image img { transform: scale(1.04); }

/* Card Placeholder SVG */
.product-card-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 32px;
  opacity: 0.6;
}
.product-card-placeholder svg { width: 100%; height: 100%; }

/* Card Info */
.product-card-info {
  padding: 16px 18px 20px;
}

.product-card-eyebrow {
  font-size: 11px;
  font-weight: 600;
  color: #86868b;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 4px;
}

.product-card-name {
  font-size: 17px;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: #1d1d1f;
  margin-bottom: 4px;
  line-height: 1.2;
}

.product-card-tagline {
  font-size: 13px;
  color: #6e6e73;
  line-height: 1.4;
  margin-bottom: 12px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Card Specs Row */
.product-card-specs {
  display: flex;
  gap: 0;
  padding-top: 10px;
  border-top: 1px solid rgba(0,0,0,0.06);
}
.card-spec {
  flex: 1;
  text-align: center;
  padding: 0 4px;
}
.card-spec + .card-spec {
  border-left: 1px solid rgba(0,0,0,0.06);
}
.card-spec-value {
  display: block;
  font-size: 15px;
  font-weight: 600;
  color: #1d1d1f;
  letter-spacing: -0.01em;
}
.card-spec-label {
  display: block;
  font-size: 10px;
  color: #86868b;
  margin-top: 2px;
}

/* ========================================
   Pagination
   ======================================== */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  padding: 24px 0 0;
}

.pagination .page-btn {
  font-size: 15px;
  font-weight: 500;
  padding: 10px 24px;
  border: 1px solid #d2d2d7;
  border-radius: 8px;
  background: #fff;
  color: #1d1d1f;
  cursor: pointer;
  transition: all 0.15s ease;
}
.pagination .page-btn:hover:not(:disabled) {
  background: #f5f5f7;
  border-color: #86868b;
}
.pagination .page-btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

.pagination .page-info {
  font-size: 14px;
  color: #86868b;
}

/* Multi-image badge on thumbnail */
.card-img-badge {
  position: absolute;
  bottom: 8px;
  right: 8px;
  background: rgba(0,0,0,0.5);
  color: #fff;
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 980px;
  backdrop-filter: blur(4px);
}

/* ========================================
   Modal — Carousel + Video + Variants
   ======================================== */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(0,0,0,0.5);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 44px 22px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}
.modal-overlay.open {
  opacity: 1;
  visibility: visible;
}

.modal-card {
  background: #fff;
  border-radius: 24px;
  max-width: 900px;
  width: 100%;
  max-height: 85vh;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  position: relative;
  box-shadow: 0 24px 80px rgba(0,0,0,0.2);
  transform: translateY(20px) scale(0.97);
  transition: transform 0.35s cubic-bezier(0.25,0.1,0.25,1);
}
.modal-overlay.open .modal-card {
  transform: translateY(0) scale(1);
}

.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: none;
  background: rgba(0,0,0,0.04);
  color: #86868b;
  font-size: 24px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
  transition: all 0.15s ease;
  line-height: 1;
}
.modal-close:hover { background: rgba(0,0,0,0.1); color: #1d1d1f; }

/* Carousel — large image dominating the modal */
.modal-carousel {
  width: 100%;
  height: 55vh;
  min-height: 400px;
  max-height: 620px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #f5f5f7;
  overflow: hidden;
  position: relative;
  border-radius: 24px 24px 0 0;
}
.modal-carousel img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 16px;
  user-select: none;
}
.modal-carousel-placeholder {
  padding: 60px;
  opacity: 0.4;
}
.modal-carousel-placeholder svg { width: 100%; height: 100%; }

.carousel-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: none;
  background: rgba(255,255,255,0.8);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  color: #1d1d1f;
  font-size: 24px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.15s ease;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}
.carousel-arrow:hover { background: #fff; box-shadow: 0 4px 16px rgba(0,0,0,0.15); }
.carousel-prev { left: 16px; }
.carousel-next { right: 16px; }

.carousel-counter {
  position: absolute;
  bottom: 12px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(0,0,0,0.4);
  color: #fff;
  font-size: 12px;
  padding: 3px 12px;
  border-radius: 980px;
  backdrop-filter: blur(4px);
}

.modal-info {
  padding: 32px 36px 36px;
}

.modal-eyebrow {
  font-size: 13px;
  font-weight: 600;
  color: #86868b;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 6px;
}

.modal-name {
  font-size: 28px;
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin-bottom: 8px;
  color: #1d1d1f;
}

.modal-tagline {
  font-size: 17px;
  color: #6e6e73;
  margin-bottom: 20px;
}

.modal-specs {
  display: flex;
  gap: 0;
  margin-bottom: 28px;
  background: #f5f5f7;
  border-radius: 12px;
  overflow: hidden;
}
.modal-specs .card-spec {
  flex: 1;
  text-align: center;
  padding: 14px 8px;
}
.modal-specs .card-spec + .card-spec {
  border-left: 1px solid rgba(0,0,0,0.06);
}
.modal-specs .card-spec-value {
  font-size: 18px;
}
.modal-specs .card-spec-label {
  font-size: 11px;
}

.modal-section-title {
  font-size: 14px;
  font-weight: 600;
  color: #1d1d1f;
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}

.modal-details-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 28px;
}
.modal-details-table tr {
  border-bottom: 1px solid rgba(0,0,0,0.06);
}
.modal-details-table tr:last-child { border-bottom: none; }
.modal-details-table td {
  padding: 10px 0;
  font-size: 14px;
  color: #1d1d1f;
}
.modal-details-table td:first-child {
  color: #86868b;
  width: 140px;
  font-weight: 500;
}

/* Variants table */
.modal-variants-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 28px;
  font-size: 14px;
}
.modal-variants-table th {
  text-align: left;
  font-size: 11px;
  font-weight: 600;
  color: #86868b;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 8px 12px;
  background: #f5f5f7;
  border-radius: 8px;
}
.modal-variants-table th:first-child { border-radius: 8px 0 0 8px; }
.modal-variants-table th:last-child { border-radius: 0 8px 8px 0; }
.modal-variants-table td {
  padding: 10px 12px;
  border-bottom: 1px solid rgba(0,0,0,0.06);
  vertical-align: middle;
}
.modal-variants-table td.variant-sku {
  font-family: "SF Mono", "Fira Code", monospace;
  font-size: 13px;
  color: #6e6e73;
}

/* Modal actions (inquire + video) */
.modal-actions {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}
.modal-inquire {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 17px;
  font-weight: 500;
  color: #0066cc;
  transition: opacity 0.2s ease;
}
.modal-inquire:hover { opacity: 0.7; }
.modal-inquire span { font-size: 18px; }

.modal-video-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 18px;
  border: 1px solid #d2d2d7;
  border-radius: 980px;
  font-size: 14px;
  font-weight: 500;
  color: #1d1d1f;
  transition: all 0.15s ease;
}
.modal-video-btn:hover { background: #f5f5f7; border-color: #86868b; }
.modal-video-btn svg { color: #ff3b30; }

/* Variant thumb — clickable preview */
.variant-thumb {
  width: 48px; height: 48px;
  object-fit: contain;
  border-radius: 6px;
  background: #f5f5f7;
  padding: 4px;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
  border: 2px solid transparent;
}
.variant-thumb:hover {
  transform: scale(1.15);
  box-shadow: 0 4px 12px rgba(0,0,0,0.12);
  border-color: #0066cc;
}

/* SKU Lightbox */
.sku-lightbox {
  position: fixed;
  inset: 0;
  z-index: 3000;
  background: rgba(0,0,0,0.75);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 32px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s ease, visibility 0.2s ease;
  cursor: pointer;
}
.sku-lightbox.open {
  opacity: 1;
  visibility: visible;
}
.sku-lightbox img {
  max-width: 90vw;
  max-height: 85vh;
  object-fit: contain;
  border-radius: 12px;
  box-shadow: 0 24px 80px rgba(0,0,0,0.3);
  cursor: default;
  user-select: none;
}
.sku-lightbox .sku-lightbox-close {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 40px; height: 40px;
  border-radius: 50%;
  border: none;
  background: rgba(255,255,255,0.15);
  color: #fff;
  font-size: 24px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.15s ease;
}
.sku-lightbox .sku-lightbox-close:hover {
  background: rgba(255,255,255,0.25);
}
.products-empty {
  text-align: center;
  padding: 60px 22px;
  color: #86868b;
  font-size: 17px;
  grid-column: 1 / -1;
}

/* ========================================
   Why Us — Dynamic Modules Section
   ======================================== */
.why, .why-section {
  padding: 100px 22px;
  background: #f5f5f7;
  text-align: center;
}

.section-title {
  font-size: clamp(32px, 5vw, 56px);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.08;
  margin-bottom: 16px;
}

.section-lead {
  font-size: clamp(17px, 2.2vw, 24px);
  font-weight: 400;
  color: #6e6e73;
  max-width: 640px;
  margin: 0 auto 60px;
  line-height: 1.5;
}

/* About Modules Container */
.about-modules-container {
  max-width: 980px;
  margin: 0 auto;
}

.about-module {
  margin-bottom: 80px;
  text-align: left;
}

.about-module:last-child { margin-bottom: 0; }

.about-module-header {
  text-align: center;
  margin-bottom: 32px;
}

.about-module-name {
  font-size: clamp(24px, 3.5vw, 36px);
  font-weight: 600;
  letter-spacing: -0.02em;
  color: #1d1d1f;
  margin-bottom: 8px;
}

.about-module-desc {
  font-size: clamp(15px, 2vw, 19px);
  color: #6e6e73;
  max-width: 560px;
  margin: 0 auto;
  line-height: 1.5;
}

/* About Module — Single Image */
.about-module-img-single {
  border-radius: 22px;
  overflow: hidden;
  box-shadow: 0 8px 40px rgba(0,0,0,0.06);
}
.about-module-img-single img {
  width: 100%;
  height: auto;
  display: block;
}

/* About Module — Image Grid */
.about-module-img-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}
.about-module-img-item {
  border-radius: 18px;
  overflow: hidden;
  background: #fff;
  box-shadow: 0 4px 20px rgba(0,0,0,0.04);
  aspect-ratio: 4 / 3;
}
.about-module-img-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.about-module-img-item:hover img { transform: scale(1.03); }

/* About — Advantages Tiles */
.about-tiles-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: rgba(0,0,0,0.08);
  border-radius: 18px;
  overflow: hidden;
}
.about-tile {
  background: #fff;
  padding: 36px 24px;
  text-align: center;
  transition: background 0.2s ease;
}
.about-tile:hover { background: #f5f5f7; }
.about-tile-icon {
  font-size: 32px;
  margin-bottom: 12px;
  color: #1d1d1f;
}
.about-tile h4 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 6px;
  color: #1d1d1f;
}
.about-tile p {
  font-size: 13px;
  color: #6e6e73;
  line-height: 1.4;
}

/* ========================================
   Contact — Simplified: WA + Email cards
   ======================================== */
.contact {
  padding: 100px 22px;
  background: #f5f5f7;
  text-align: center;
  position: relative;
  overflow: hidden;
  background-size: cover;
  background-position: center;
}
.contact::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(245,245,247,0.88);
  z-index: 0;
  display: none;
}
.contact.has-contact-bg::before { display: block; }
.contact-inner { position: relative; z-index: 1; max-width: 640px; margin: 0 auto; }

/* Contact Cards */
.contact-cards {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 40px;
}

.contact-card {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 24px 28px;
  background: #fff;
  border-radius: 18px;
  border: 1px solid rgba(0,0,0,0.06);
  box-shadow: 0 2px 12px rgba(0,0,0,0.04);
  flex: 1;
  min-width: 260px;
  max-width: 320px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  cursor: pointer;
}
.contact-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(0,0,0,0.08);
}

.contact-card-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.wa-contact-card .contact-card-icon { background: #25d366; color: #fff; }
.email-contact-card .contact-card-icon { background: #0071e3; color: #fff; }

.contact-card-info { flex: 1; min-width: 0; text-align: left; }
.contact-card-info h3 {
  font-size: 16px;
  font-weight: 600;
  color: #1d1d1f;
  margin-bottom: 4px;
}
.contact-card-detail {
  font-size: 14px;
  color: #6e6e73;
  word-break: break-all;
}

.contact-card-arrow {
  color: #86868b;
  flex-shrink: 0;
  transition: transform 0.2s ease;
}
.contact-card:hover .contact-card-arrow { transform: translateX(4px); color: #1d1d1f; }

/* ========================================
   Footer
   ======================================== */
.footer { background: #f5f5f7; padding: 0; }
.footer-inner {
  max-width: 980px;
  margin: 0 auto;
  padding: 44px 22px;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
}
.footer-top .nav-logo { margin-bottom: 12px; display: block; }
.footer-tagline { font-size: 13px; color: #6e6e73; line-height: 1.5; }
.footer-col h4 { font-size: 12px; font-weight: 600; color: #1d1d1f; margin-bottom: 12px; }
.footer-col a, .footer-social {
  display: block;
  font-size: 12px;
  color: #6e6e73;
  padding: 3px 0;
  cursor: pointer;
  transition: color 0.2s ease;
}
.footer-col a:hover { color: #1d1d1f; }
.footer-bottom { border-top: 1px solid rgba(0,0,0,0.08); padding: 20px 22px; }
.footer-bottom p { font-size: 12px; color: #86868b; text-align: center; }

/* WhatsApp Float */
.wa-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 52px; height: 52px;
  border-radius: 50%;
  background: #25d366;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 999;
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
  transition: transform 0.2s ease;
}
.wa-float:hover { transform: scale(1.06); }

/* ========================================
   Scroll Progress Bar
   ======================================== */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 2px;
  background: #1d1d1f;
  width: 0;
  z-index: 9999;
  transition: width 0.1s ease;
}

/* ========================================
   Hero entrance animation
   ======================================== */
.hero-title {
  animation: heroFadeUp 0.9s cubic-bezier(0.25,0.1,0.25,1) both;
}
.hero-sub {
  animation: heroFadeUp 0.9s 0.15s cubic-bezier(0.25,0.1,0.25,1) both;
}
.hero-links {
  animation: heroFadeUp 0.9s 0.3s cubic-bezier(0.25,0.1,0.25,1) both;
}
@keyframes heroFadeUp {
  from { opacity: 0; transform: translateY(28px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ========================================
   Card "View" hint overlay
   ======================================== */
.product-card-image {
  position: relative;
}
.product-card-image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0);
  transition: background 0.25s ease;
  pointer-events: none;
}
.product-card:hover .product-card-image::after {
  background: rgba(0,0,0,0.03);
}
.card-view-hint {
  position: absolute;
  bottom: 12px;
  left: 50%;
  transform: translateX(-50%) translateY(8px);
  font-size: 11px;
  font-weight: 500;
  color: #fff;
  background: rgba(0,0,0,0.6);
  padding: 4px 14px;
  border-radius: 980px;
  opacity: 0;
  transition: opacity 0.2s ease, transform 0.2s ease;
  pointer-events: none;
  white-space: nowrap;
  backdrop-filter: blur(4px);
}
.product-card:hover .card-view-hint {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ========================================
   WhatsApp float pulse
   ======================================== */
.wa-float::before {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  background: #25d366;
  opacity: 0;
  z-index: -1;
  animation: waPulse 2.5s ease-out infinite;
}
@keyframes waPulse {
  0% { opacity: 0.4; transform: scale(1); }
  100% { opacity: 0; transform: scale(1.6); }
}

/* ========================================
   Card inquiry button
   ======================================== */
.card-inquire-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: 12px 16px;
  background: #1d1d1f;
  color: #fff;
  border: none;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.15s ease;
  letter-spacing: -0.01em;
}
.card-inquire-btn:hover { background: #000; }

/* Variant price cell */
.variant-price {
  font-weight: 600;
  color: #1d1d1f;
}

/* Modal inquire trigger (opens popup) */
.popup-trigger-btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 17px;
  font-weight: 500;
  color: #0066cc;
  background: none;
  border: none;
  cursor: pointer;
  transition: opacity 0.2s ease;
  font-family: inherit;
}
.popup-trigger-btn:hover { opacity: 0.7; }

/* ========================================
   Nav link underline
   ======================================== */
.nav-menu li a {
  position: relative;
}
.nav-menu li a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 12px;
  right: 12px;
  height: 1px;
  background: #1d1d1f;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s ease;
}
.nav-menu li a:hover::after { transform: scaleX(1); }

/* Fade-in animation */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s cubic-bezier(0.25,0.1,0.25,1),
              transform 0.8s cubic-bezier(0.25,0.1,0.25,1);
}
.fade-in.visible { opacity: 1; transform: translateY(0); }

/* ========================================
   Language Selector Dropdown
   ======================================== */
.lang-selector {
  position: relative;
  flex-shrink: 0;
}

.lang-btn {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 12px;
  font-weight: 600;
  padding: 5px 10px;
  border: 1px solid #d2d2d7;
  border-radius: 8px;
  background: #fff;
  color: #1d1d1f;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.15s ease;
  letter-spacing: 0.02em;
  min-width: 52px;
  justify-content: center;
}
.lang-btn:hover { background: #f5f5f7; border-color: #86868b; }
.lang-btn svg { opacity: 0.5; transition: transform 0.2s ease; }

.lang-flag {
  display: none;
}

.lang-current {
  min-width: 18px;
  text-align: center;
}

.lang-dropdown {
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  min-width: 160px;
  background: #fff;
  border: 1px solid rgba(0,0,0,0.08);
  border-radius: 12px;
  box-shadow: 0 8px 30px rgba(0,0,0,0.12), 0 1px 4px rgba(0,0,0,0.06);
  max-height: 320px;
  overflow-y: auto;
  z-index: 1100;
  display: none;
  padding: 4px 0;
  animation: langDropdownIn 0.15s ease;
}
.lang-dropdown.open { display: block; }
@keyframes langDropdownIn {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: translateY(0); }
}

.lang-dropdown-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 16px;
  font-size: 14px;
  cursor: pointer;
  color: #1d1d1f;
  transition: background 0.1s ease;
  border: none;
  background: none;
  width: 100%;
  text-align: left;
  font-family: inherit;
}
.lang-dropdown-item:hover { background: #f5f5f7; }
.lang-dropdown-item.active { color: #0066cc; font-weight: 500; }
.lang-dropdown-item .lang-item-name { flex: 1; }
.lang-dropdown-item svg { color: #0066cc; flex-shrink: 0; }

/* ========================================
   Contact Popup Modal
   ======================================== */
.contact-modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 2500;
  background: rgba(0,0,0,0.5);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 44px 22px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}
.contact-modal-overlay.open {
  opacity: 1;
  visibility: visible;
}

.contact-modal {
  background: #fff;
  border-radius: 24px;
  max-width: 440px;
  width: 100%;
  position: relative;
  box-shadow: 0 24px 80px rgba(0,0,0,0.2);
  transform: translateY(20px) scale(0.97);
  transition: transform 0.35s cubic-bezier(0.25,0.1,0.25,1);
  overflow: hidden;
}
.contact-modal-overlay.open .contact-modal {
  transform: translateY(0) scale(1);
}

.contact-modal .modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: none;
  background: rgba(0,0,0,0.04);
  color: #86868b;
  font-size: 22px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
  transition: all 0.15s ease;
  line-height: 1;
}
.contact-modal .modal-close:hover { background: rgba(0,0,0,0.1); color: #1d1d1f; }

.contact-modal-header {
  padding: 36px 32px 20px;
  text-align: center;
}
.contact-modal-header h2 {
  font-size: 24px;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: #1d1d1f;
  margin-bottom: 8px;
}
.contact-modal-header p {
  font-size: 15px;
  color: #6e6e73;
  line-height: 1.4;
}

.contact-modal-body {
  padding: 8px 24px 32px;
}

.contact-modal-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 20px;
  border-radius: 16px;
  background: #f5f5f7;
  margin-bottom: 10px;
  transition: background 0.15s ease, transform 0.15s ease;
  cursor: pointer;
  text-decoration: none;
  color: inherit;
}
.contact-modal-item:last-child { margin-bottom: 0; }
.contact-modal-item:hover { background: #ebebf0; transform: translateY(-1px); }

.contact-modal-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.contact-modal-icon.wa-color { background: #25d366; }
.contact-modal-icon.email-color { background: #0071e3; }

.contact-modal-text {
  flex: 1;
  min-width: 0;
}
.contact-modal-text strong {
  display: block;
  font-size: 15px;
  font-weight: 600;
  color: #1d1d1f;
  margin-bottom: 2px;
}
.contact-modal-text span {
  font-size: 14px;
  color: #6e6e73;
  word-break: break-all;
}

.contact-modal-action {
  font-size: 13px;
  font-weight: 500;
  color: #0066cc;
  white-space: nowrap;
  flex-shrink: 0;
}

/* ========================================
   Footer email link
   ======================================== */
.footer-email {
  font-size: 12px;
  color: #6e6e73;
  word-break: break-all;
}
.footer-email:hover { color: #1d1d1f; }

/* ========================================
   Responsive
   ======================================== */
@media (max-width: 900px) {
  .products-grid { grid-template-columns: repeat(2, 1fr); }
  .about-module-img-grid { grid-template-columns: 1fr; }
  .about-tiles-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 830px) {
  .nav-menu {
    display: none;
    position: fixed;
    top: 44px; left: 0; right: 0;
    background: rgba(255,255,255,0.96);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    flex-direction: column;
    padding: 16px 0;
    border-bottom: 1px solid rgba(0,0,0,0.08);
  }
  .nav-menu.open { display: flex; }
  .nav-menu li a { padding: 14px 22px; font-size: 17px; }
  .nav-toggle { display: flex; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .footer-top { grid-column: 1 / -1; }
  .modal-card { max-width: 95vw; }
  .modal-info { padding: 24px 20px 28px; }
  .modal-details-table td:first-child { width: 90px; }
  .contact-cards { flex-direction: column; align-items: center; }
  .contact-card { width: 100%; max-width: 360px; }
}

@media (max-width: 600px) {
  .products-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .hero-links { flex-direction: column; gap: 16px; }
  .footer-inner { grid-template-columns: 1fr; }
  .category-tabs { padding: 10px 12px; gap: 4px; overflow-x: auto; justify-content: flex-start; }
  .cat-tab { font-size: 12px; padding: 6px 14px; }
  .product-card-info { padding: 12px 14px 16px; }
  .product-card-name { font-size: 15px; }
  .modal-carousel { height: 45vh; min-height: 300px; max-height: 450px; }
  .contact-modal { max-width: 92vw; }
  .contact-modal-header { padding: 28px 20px 16px; }
  .contact-modal-body { padding: 8px 16px 24px; }
  .about-tiles-grid { grid-template-columns: 1fr; }
  .lang-btn { padding: 4px 8px; font-size: 11px; }
}