/* SK Engineering — Light / White Theme */
:root {
  --bg: #ffffff;
  --bg-alt: #ffffff;
  --bg-card: #ffffff;
  --bg-glass: rgba(255, 255, 255, 0.95);
  --text: #1a1d21;
  --text-muted: #5c6370;
  --accent: #d35400;
  --accent-hover: #e67e22;
  --accent-glow: rgba(211, 84, 0, 0.2);
  --border: rgba(0, 0, 0, 0.1);
  --header-bg: rgba(255, 255, 255, 0.98);
  --hero-overlay: linear-gradient(105deg, #ffffff 0%, rgba(255,255,255,0.94) 50%, rgba(255,255,255,0.82) 100%);
  --input-bg: #f8f9fa;
  --shadow-sm: 0 2px 12px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.08);
  --radius: 12px;
  --radius-lg: 16px;
  --img-radius: 12px;
  --font-display: 'Bebas Neue', sans-serif;
  --font-body: 'DM Sans', system-ui, -apple-system, sans-serif;
  --header-h: 64px;
  --transition: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  --container: min(1200px, 94vw);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}
body.loaded .page-loader { opacity: 0; pointer-events: none; }
img { max-width: 100%; height: auto; display: block; }
.product-card-image img,
.machine-card-photo-img img,
.gallery-item img,
.hero-image,
.factory-gallery-mini img,
.product-card-image,
.machine-card-photo-img,
.gallery-item {
  border-radius: var(--img-radius);
  overflow: hidden;
}
a { color: var(--accent); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--accent-hover); }
code { font-size: 0.85em; background: var(--bg-card); padding: 0.15em 0.4em; border-radius: 4px; }

.container { width: var(--container); margin-inline: auto; }

/* Loader */
.page-loader {
  position: fixed; inset: 0; z-index: 9999;
  background: var(--bg);
  display: flex; align-items: center; justify-content: center;
  transition: opacity 0.6s ease;
}
.loader-brand {
  font-family: var(--font-display);
  font-size: 2.5rem;
  letter-spacing: 0.1em;
  color: var(--accent);
  display: block;
  margin-bottom: 1rem;
}
.loader-bar {
  width: 120px; height: 3px;
  background: var(--border);
  border-radius: 3px;
  overflow: hidden;
}
.loader-bar span {
  display: block; height: 100%; width: 40%;
  background: var(--accent);
  animation: loader 1s ease-in-out infinite;
}
@keyframes loader {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(350%); }
}

/* Header */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  height: var(--header-h);
  background: var(--header-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  transition: box-shadow var(--transition);
}
.site-header.scrolled {
  box-shadow: var(--shadow-sm);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 100%;
}
.logo {
  display: flex; align-items: center; gap: 0.75rem;
  color: var(--text); text-decoration: none;
}
.logo:hover { color: var(--text); }
.logo-mark {
  width: 44px; height: 44px;
  background: linear-gradient(135deg, var(--accent), #c44d00);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: #fff;
  letter-spacing: 0.05em;
}
.logo-text { display: flex; flex-direction: column; line-height: 1.2; }
.logo-text strong { font-size: 1rem; font-weight: 700; }
.logo-text small { font-size: 0.7rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.08em; }

.main-nav ul {
  display: flex; gap: 2rem; list-style: none;
}
.main-nav .nav-link {
  color: var(--text-muted);
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  position: relative;
  display: inline-block;
  padding: 0.25rem 0;
  text-decoration: none;
}
.main-nav .nav-link::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 0;
  width: 0;
  height: 3px;
  background: var(--accent);
  border-radius: 2px;
  transition: width var(--transition);
}
.main-nav .nav-link:hover,
.main-nav .nav-link.active { color: var(--text); }
.main-nav .nav-link:hover::after,
.main-nav .nav-link.active::after { width: 100%; }

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  flex-shrink: 0;
}

.header-phone {
  display: none;
  align-items: center;
  gap: 0.35rem;
  color: var(--text-muted);
  font-size: 0.8rem;
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
}
.header-phone:hover { color: var(--accent); }
.btn-wa { color: #25d366 !important; }

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  background: #f8f9fa;
  border: 1px solid var(--border);
  border-radius: 10px;
  cursor: pointer;
  padding: 0;
  flex-shrink: 0;
  -webkit-tap-highlight-color: transparent;
}
.nav-toggle-bar {
  display: block;
  width: 22px;
  height: 2px;
  margin: 0 auto;
  background: var(--text);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}
.nav-toggle.active .nav-toggle-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav-toggle.active .nav-toggle-bar:nth-child(2) {
  opacity: 0;
}
.nav-toggle.active .nav-toggle-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile menu overlay */
.mobile-nav-overlay {
  position: fixed;
  inset: 0;
  z-index: 2000;
  pointer-events: none;
  visibility: hidden;
  transition: visibility 0.35s;
}
.mobile-nav-overlay.is-open {
  pointer-events: auto;
  visibility: visible;
}
.mobile-nav-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.4);
  opacity: 0;
  transition: opacity 0.35s ease;
}
.mobile-nav-overlay.is-open .mobile-nav-backdrop {
  opacity: 1;
}
.mobile-nav-panel {
  position: absolute;
  top: 0;
  right: 0;
  width: min(320px, 88vw);
  height: 100%;
  max-height: 100dvh;
  background: #ffffff;
  box-shadow: -8px 0 32px rgba(0, 0, 0, 0.12);
  transform: translateX(100%);
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  flex-direction: column;
  padding: calc(var(--header-h) + 1rem) 1.25rem 1.5rem;
  padding-bottom: max(1.5rem, env(safe-area-inset-bottom));
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}
.mobile-nav-overlay.is-open .mobile-nav-panel {
  transform: translateX(0);
}
.mobile-nav-title {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--accent);
  font-weight: 700;
  margin-bottom: 1rem;
}
.mobile-nav-list {
  list-style: none;
  flex: 1;
}
.mobile-nav-list li {
  margin-bottom: 0.25rem;
}
.mobile-nav-link {
  display: block;
  padding: 0.95rem 1rem;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text);
  text-decoration: none;
  border-radius: var(--img-radius);
  border-left: 3px solid transparent;
  transition: background 0.2s, color 0.2s, border-color 0.2s;
  -webkit-tap-highlight-color: transparent;
}
.mobile-nav-link:hover {
  background: #f8f9fa;
  color: var(--accent);
}
.mobile-nav-link.is-active {
  color: var(--accent);
  background: rgba(211, 84, 0, 0.08);
  border-left-color: var(--accent);
}
.mobile-nav-footer {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  margin-top: 1.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border);
}
.btn-block { width: 100%; }

body.nav-open {
  overflow: hidden;
  position: fixed;
  width: 100%;
  height: 100%;
}
body.nav-open .fab-group {
  opacity: 0;
  pointer-events: none;
}
body.nav-open #mainContent {
  pointer-events: none;
}

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
  padding: 0.65rem 1.25rem;
  font-family: inherit; font-size: 0.9rem; font-weight: 600;
  border-radius: 8px; border: 2px solid transparent;
  cursor: pointer; transition: all var(--transition);
  text-decoration: none;
}
.btn-primary {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
.btn-primary:hover {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
  color: #fff;
  box-shadow: 0 8px 24px var(--accent-glow);
  transform: translateY(-2px);
}
.btn-outline {
  background: transparent;
  color: var(--text);
  border-color: var(--border);
}
.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
}
.btn-ghost {
  background: transparent;
  color: var(--text-muted);
  border: none;
}
.btn-ghost:hover { color: var(--accent); }
.btn-icon { padding: 0.5rem; }
.btn-lg { padding: 0.85rem 1.75rem; font-size: 1rem; }
.btn-sm { padding: 0.45rem 0.9rem; font-size: 0.8rem; }

/* Hero */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex; align-items: center;
  padding-top: var(--header-h);
  overflow: hidden;
}
.hero-bg { position: absolute; inset: 0; }
.hero-image {
  width: 100%; height: 100%;
  object-fit: cover;
  opacity: 0.22;
}
.hero-gradient {
  position: absolute; inset: 0;
  background: var(--hero-overlay);
  z-index: 1;
}
.hero-grid-pattern {
  position: absolute; inset: 0; z-index: 2; opacity: 0.03;
  background-image:
    linear-gradient(var(--text) 1px, transparent 1px),
    linear-gradient(90deg, var(--text) 1px, transparent 1px);
  background-size: 60px 60px;
}
.hero-content {
  position: relative; z-index: 3;
  padding: 4rem 0 6rem;
}
.hero-eyebrow {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--accent);
  margin-bottom: 1rem;
}
.hero-title {
  font-family: var(--font-display);
  font-size: clamp(3.5rem, 12vw, 7rem);
  line-height: 0.95;
  letter-spacing: 0.02em;
  margin-bottom: 1.5rem;
}
.hero-title span { display: block; }
.hero-title .text-accent { color: var(--accent); }
.hero-desc {
  font-size: 1.15rem;
  color: var(--text-muted);
  max-width: 540px;
  margin-bottom: 2rem;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 1rem; margin-bottom: 3rem; }
.hero-stats {
  display: flex; gap: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
}
.stat-value {
  font-family: var(--font-display);
  font-size: 2.5rem;
  color: var(--accent);
  display: block;
}
.stat-label { font-size: 0.8rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.1em; }

.hero-scroll {
  position: absolute; bottom: 2rem; left: 50%; transform: translateX(-50%);
  z-index: 3;
  width: 28px; height: 44px;
  border: 2px solid var(--border);
  border-radius: 14px;
  display: flex; justify-content: center;
  padding-top: 8px;
}
.hero-scroll span {
  width: 4px; height: 8px;
  background: var(--accent);
  border-radius: 2px;
  animation: scroll-bounce 2s ease infinite;
}
@keyframes scroll-bounce {
  0%, 100% { transform: translateY(0); opacity: 1; }
  50% { transform: translateY(8px); opacity: 0.3; }
}

/* Sections */
.section { padding: 6rem 0; }
.section-alt { background: var(--bg); }
.section-dark { background: var(--bg); }
.section-header { margin-bottom: 3rem; max-width: 640px; }
.section-header.center { margin-inline: auto; text-align: center; }
.section-tag {
  display: inline-block;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--accent);
  margin-bottom: 0.75rem;
}
.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3rem);
  letter-spacing: 0.03em;
  margin-bottom: 1rem;
}
.section-lead { color: var(--text-muted); font-size: 1.05rem; }
.subsection-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  margin: 2.5rem 0 1.5rem;
  letter-spacing: 0.05em;
}

/* Reveal animations */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-delay { transition-delay: 0.15s; }

/* Cards */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
}
.card-glass {
  background: var(--bg-glass);
  backdrop-filter: blur(8px);
}
.card h3 { font-size: 1rem; color: var(--accent); margin-bottom: 0.5rem; text-transform: uppercase; letter-spacing: 0.08em; }

.split-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}
.split-grid.align-center { align-items: center; }

.material-tags { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 1.5rem; }
.tag {
  padding: 0.35rem 0.85rem;
  background: rgba(232, 93, 4, 0.15);
  border: 1px solid rgba(232, 93, 4, 0.3);
  border-radius: 100px;
  font-size: 0.8rem;
  color: var(--accent);
}

/* Info grid */
.info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1rem;
}
.info-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  box-shadow: var(--shadow-sm);
  transition: border-color var(--transition), transform var(--transition);
}
.info-card:hover {
  border-color: rgba(232, 93, 4, 0.4);
  transform: translateY(-2px);
}
.info-label {
  display: block;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-bottom: 0.35rem;
}
.info-value { font-weight: 600; font-size: 1rem; }
.info-value a { color: var(--text); }
.info-value a:hover { color: var(--accent); }

/* Product chips & grid */
.product-chips {
  display: flex; flex-wrap: wrap; gap: 0.5rem;
  margin-bottom: 2.5rem;
}
.chip {
  padding: 0.5rem 1rem;
  background: #f8f9fa;
  border: 1px solid var(--border);
  border-radius: 100px;
  font-size: 0.85rem;
  color: var(--text);
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
  align-items: stretch;
}
.product-grid-preview { margin-bottom: 2rem; }

.product-card {
  display: flex;
  flex-direction: column;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  height: 100%;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.product-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: rgba(211, 84, 0, 0.35);
}
.product-card-image {
  position: relative;
  aspect-ratio: 4/3;
  overflow: hidden;
}
.product-card-image img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}
.product-card:hover .product-card-image img { transform: scale(1.06); }
.product-badge {
  position: absolute; top: 12px; right: 12px;
  padding: 0.25rem 0.65rem;
  background: var(--accent);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  border-radius: 4px;
}
.product-card-body {
  display: flex;
  flex-direction: column;
  flex: 1;
  padding: 1.25rem;
  min-height: 0;
}
.product-card-body h3 {
  font-size: 1.05rem;
  margin-bottom: 0.5rem;
  line-height: 1.3;
  min-height: 2.6em;
}
.product-card-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex: 1;
  min-height: 4.05em;
}
.product-card-meta {
  margin-bottom: 1rem;
  border-top: 1px solid var(--border);
  padding-top: 0.75rem;
}
.product-meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.5rem;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 0.45rem;
  min-height: 1.35em;
}
.product-meta-row:last-child { margin-bottom: 0; }
.product-meta-row strong {
  color: var(--text);
  font-weight: 600;
  flex-shrink: 0;
}
.product-card-footer {
  margin-top: auto;
  padding-top: 0.25rem;
}
.product-card-footer .btn-block {
  width: 100%;
}
.product-meta {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
}
.section-cta { text-align: center; margin-top: 2rem; }

/* Machines */
.machines-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.25rem;
}
.machine-card-photo {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
}
.machine-card-photo:hover {
  border-color: var(--accent);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.machine-card-photo-img {
  aspect-ratio: 4/3;
  overflow: hidden;
  background: var(--bg-alt);
}
.machine-card-photo-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.machine-card-photo:hover .machine-card-photo-img img {
  transform: scale(1.05);
}
.machine-card-photo h3 {
  font-size: 0.95rem;
  font-weight: 600;
  padding: 1rem 1.15rem;
  text-align: center;
  line-height: 1.35;
}
.machine-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  text-align: center;
  transition: all var(--transition);
}
.machine-icon {
  width: 48px; height: 48px;
  margin: 0 auto 1rem;
  color: var(--accent);
}

.capacity-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}
.capacity-card {
  background: linear-gradient(135deg, var(--bg-card), rgba(232,93,4,0.08));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  text-align: center;
}
.capacity-label { display: block; font-size: 0.8rem; color: var(--text-muted); margin-bottom: 0.5rem; }
.capacity-value {
  font-family: var(--font-display);
  font-size: 2rem;
  color: var(--accent);
}

/* Infrastructure */
.infra-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}
.infra-card {
  padding: 1.25rem;
  border-left: 3px solid var(--accent);
  background: var(--bg-card);
  border-radius: 0 var(--radius) var(--radius) 0;
}
.infra-card h4 { font-size: 0.85rem; color: var(--text-muted); margin-bottom: 0.35rem; }
.infra-card p { font-weight: 600; }

.factory-gallery-mini {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}
.factory-gallery-mini img {
  border-radius: var(--radius);
  aspect-ratio: 16/10;
  object-fit: cover;
}

/* Manpower */
.manpower-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}
.mp-stat {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  text-align: center;
}
.mp-value {
  font-family: var(--font-display);
  font-size: 2rem;
  color: var(--accent);
  display: block;
}
.mp-label { font-size: 0.8rem; color: var(--text-muted); }

/* Facilities list */
.facility-list {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 0.75rem;
}
.facility-list li {
  display: flex; align-items: center; gap: 0.75rem;
  padding: 1rem;
  background: var(--bg-card);
  border-radius: var(--radius);
  border: 1px solid var(--border);
}
.facility-list svg { color: var(--accent); flex-shrink: 0; }

/* Quality */
.quality-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}
.quality-block {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
}
.quality-block h3 { margin-bottom: 1rem; color: var(--accent); }
.quality-block ul { list-style: none; }
.quality-block li {
  padding: 0.5rem 0;
  padding-left: 1.25rem;
  position: relative;
  color: var(--text-muted);
}
.quality-block li::before {
  content: '▸';
  position: absolute; left: 0;
  color: var(--accent);
}
.text-muted { color: var(--text-muted); font-size: 0.9rem; }

/* Why choose — modern line list */
.why-list {
  list-style: none;
  max-width: 720px;
  margin: 0 auto;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--bg-card);
  box-shadow: var(--shadow-sm);
}
.why-list-item {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  padding: 1.15rem 1.5rem;
  border-bottom: 1px solid var(--border);
  transition: background var(--transition);
}
.why-list-item:last-child { border-bottom: none; }
.why-list-item:hover {
  background: rgba(211, 84, 0, 0.05);
}
.why-list-num {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--accent);
  letter-spacing: 0.08em;
  min-width: 2.5rem;
  flex-shrink: 0;
}
.why-list-line {
  width: 32px;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), transparent);
  flex-shrink: 0;
}
.why-list-text {
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--text);
}

/* Clients */
.clients-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}
.industry-list { list-style: none; }
.industry-list li {
  padding: 0.6rem 0;
  border-bottom: 1px solid var(--border);
  color: var(--text-muted);
}
.testimonial-placeholder cite {
  display: block;
  margin-top: 1rem;
  font-size: 0.85rem;
  color: var(--text-muted);
  font-style: normal;
}

/* Inquiry section */
.section-inquiry {
  background: var(--bg);
}
.inquiry-layout {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 3rem;
  align-items: start;
}
.inquiry-checklist {
  list-style: none;
  margin-top: 1.5rem;
}
.inquiry-checklist li {
  padding: 0.5rem 0;
  padding-left: 1.5rem;
  position: relative;
  color: var(--text-muted);
}
.inquiry-checklist li::before {
  content: '✓';
  position: absolute; left: 0;
  color: var(--accent);
  font-weight: 700;
}
.inquiry-form-wrap {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
}

/* Forms */
.inquiry-form .form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
.form-group { margin-bottom: 1rem; }
.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: 0.4rem;
}
.req { color: var(--accent); }
.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  background: var(--input-bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-family: inherit;
  font-size: 0.95rem;
  transition: border-color var(--transition);
}
.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
}
.form-group small {
  display: block;
  margin-top: 0.35rem;
  font-size: 0.75rem;
  color: var(--text-muted);
}
.form-actions { margin-top: 1.5rem; }
.form-message {
  margin-top: 1rem;
  padding: 0.75rem 1rem;
  border-radius: 8px;
  font-size: 0.9rem;
}
.form-message.success { background: rgba(34, 197, 94, 0.15); color: #4ade80; border: 1px solid rgba(34, 197, 94, 0.3); }
.form-message.error { background: rgba(239, 68, 68, 0.15); color: #f87171; border: 1px solid rgba(239, 68, 68, 0.3); }

/* Contact */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 2rem;
}
.contact-item {
  margin-bottom: 1.25rem;
}
.contact-item strong {
  display: block;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-bottom: 0.25rem;
}
.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
}
.contact-map {
  min-height: 360px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
}

/* Page hero (inner pages) */
.page-hero {
  padding: calc(var(--header-h) + 4rem) 0 3rem;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
}
.page-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 4rem);
  letter-spacing: 0.03em;
  margin-bottom: 0.75rem;
}
.page-lead { color: var(--text-muted); max-width: 600px; font-size: 1.05rem; }

/* Products page toolbar */
.products-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
  margin-bottom: 2rem;
}
.search-box {
  flex: 1;
  min-width: 200px;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0 1rem;
}
.search-box svg { color: var(--text-muted); flex-shrink: 0; }
.search-box input {
  flex: 1;
  padding: 0.75rem 0;
  background: none;
  border: none;
  color: var(--text);
  font-family: inherit;
  font-size: 0.95rem;
}
.search-box input:focus { outline: none; }
.filter-tabs { display: flex; gap: 0.5rem; }
.filter-tab {
  padding: 0.5rem 1rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text-muted);
  font-family: inherit;
  font-size: 0.85rem;
  cursor: pointer;
  transition: all var(--transition);
}
.filter-tab:hover,
.filter-tab.active {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(211, 84, 0, 0.08);
}
.results-count { font-size: 0.85rem; color: var(--text-muted); margin-left: auto; }
.no-results { text-align: center; color: var(--text-muted); padding: 3rem; }
.product-card.hidden { display: none; }

/* Gallery */
.gallery-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 2rem;
}
.gallery-filter {
  padding: 0.5rem 1rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 100px;
  color: var(--text-muted);
  font-family: inherit;
  cursor: pointer;
  transition: all var(--transition);
}
.gallery-filter.active,
.gallery-filter:hover {
  border-color: var(--accent);
  color: var(--accent);
}
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1rem;
}
.gallery-item {
  position: relative;
  border: none;
  padding: 0;
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
  aspect-ratio: 4/3;
  background: var(--bg-card);
}
.gallery-item img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.gallery-item:hover img { transform: scale(1.08); }
.gallery-caption {
  position: absolute; bottom: 0; left: 0; right: 0;
  padding: 1rem;
  background: linear-gradient(transparent, rgba(0,0,0,0.85));
  color: #fff;
  font-size: 0.9rem;
  text-align: left;
}
.gallery-item.hidden { display: none; }

/* Lightbox */
.lightbox {
  position: fixed; inset: 0; z-index: 2000;
  background: rgba(0,0,0,0.95);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  padding: 2rem;
}
.lightbox[hidden] { display: none; }
.lightbox img {
  max-height: 75vh;
  max-width: 90vw;
  object-fit: contain;
  border-radius: var(--radius);
}
.lightbox-caption { color: var(--text-muted); margin-top: 1rem; }
.lightbox-close {
  position: absolute; top: 1.5rem; right: 1.5rem;
  background: none; border: none;
  color: var(--text);
  font-size: 2.5rem;
  cursor: pointer;
  line-height: 1;
}
.lightbox-nav {
  position: absolute; top: 50%; transform: translateY(-50%);
  background: rgba(255,255,255,0.1);
  border: none;
  color: #fff;
  font-size: 2rem;
  width: 48px; height: 48px;
  border-radius: 50%;
  cursor: pointer;
  transition: background var(--transition);
}
.lightbox-nav:hover { background: var(--accent); }
.lightbox-prev { left: 1.5rem; }
.lightbox-next { right: 1.5rem; }

/* Footer */
.site-footer {
  background: var(--bg);
  border-top: 1px solid var(--border);
  padding: 4rem 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 2rem;
  padding-bottom: 3rem;
}
.footer-brand p { color: var(--text-muted); font-size: 0.9rem; margin-top: 1rem; }
.site-footer h4 {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-muted);
  margin-bottom: 1rem;
}
.site-footer ul { list-style: none; }
.site-footer li { margin-bottom: 0.5rem; }
.site-footer a { color: var(--text-muted); }
.site-footer a:hover { color: var(--accent); }
.footer-bottom {
  padding: 1.5rem 0;
  border-top: 1px solid var(--border);
  text-align: center;
}
.footer-bottom p { font-size: 0.85rem; color: var(--text-muted); }

/* FAB */
.fab-group {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 900;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.fab {
  width: 52px; height: 52px;
  border-radius: 50%;
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition), box-shadow var(--transition);
  color: #fff;
}
.fab:hover { transform: scale(1.08); }
.fab-whatsapp { background: #25d366; }
.fab-inquiry { background: var(--accent); }

/* Modal */
.modal-overlay {
  position: fixed; inset: 0; z-index: 1500;
  background: rgba(0,0,0,0.7);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition), visibility var(--transition);
}
.modal-overlay.open {
  opacity: 1;
  visibility: visible;
}
.modal-overlay[hidden] { display: none; }
.modal-overlay:not([hidden]).open { display: flex; }
.modal {
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: 0 24px 48px rgba(0, 0, 0, 0.12);
  max-width: 520px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
  transform: scale(0.95);
  transition: transform var(--transition);
}
.modal-overlay.open .modal { transform: scale(1); }
.modal-close {
  position: absolute; top: 1rem; right: 1rem;
  background: none; border: none;
  color: var(--text-muted);
  font-size: 1.75rem;
  cursor: pointer;
  line-height: 1;
}
.modal h2 { margin-bottom: 0.35rem; font-family: var(--font-display); font-size: 1.75rem; letter-spacing: 0.05em; }
.modal-sub { color: var(--text-muted); font-size: 0.9rem; margin-bottom: 1.5rem; }

/* Responsive */
@media (max-width: 992px) {
  .split-grid,
  .inquiry-layout,
  .contact-grid,
  .clients-grid,
  .quality-grid { grid-template-columns: 1fr; }
  .capacity-cards { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
}

@media (max-width: 992px) {
  .main-nav--desktop { display: none !important; }
  .nav-toggle { display: flex; }
  .site-header { z-index: 2100; }
  .btn-quote { display: none; }
  .header-phone { display: flex; }
  .header-phone-text { display: none; }
  .header-inner { gap: 0.5rem; }
  .logo-text small { display: none; }
}

@media (min-width: 993px) {
  .mobile-nav-overlay { display: none !important; }
  .nav-toggle { display: none !important; }
}

@media (max-width: 768px) {
  :root { --header-h: 60px; }
  .why-list-item { padding: 1rem 1.15rem; gap: 0.85rem; }
  .why-list-text { font-size: 0.95rem; }
  .why-list-line { width: 20px; }
  .hero-title { font-size: clamp(2.8rem, 14vw, 4rem); }
  .hero-desc { font-size: 1rem; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; }
  .hero-stats { flex-direction: column; gap: 1.5rem; }
  .inquiry-form .form-row { grid-template-columns: 1fr; }
  .factory-gallery-mini { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .products-toolbar { flex-direction: column; align-items: stretch; }
  .results-count { margin-left: 0; }
  .fab-group { bottom: 1rem; right: 1rem; }
}

@media (max-width: 380px) {
  .logo-mark { width: 36px; height: 36px; font-size: 0.95rem; }
  .logo-text strong { font-size: 0.9rem; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  .reveal { opacity: 1; transform: none; }
}