/* ============================================================
   SKYFORT (PVT) LTD — Main Stylesheet
   Mobile-first · CSS custom properties · No frameworks
   ============================================================ */

/* ── Custom Properties ── */
/* Palette derived from Skyfort logo:
   Logo navy  #2C308F  → backgrounds + borders
   Logo slate #575C98  → muted text
   Accent     #4D58E8  → logo blue lifted to be visible on dark bg
*/
:root {
  --clr-dark:        #08091A;
  --clr-dark-2:      #0D1026;
  --clr-dark-3:      #12162F;
  --clr-surface:     #191E3A;
  --clr-border:      #252C4E;
  --clr-accent:      #4D58E8;
  --clr-accent-dark: #3A45D4;
  --clr-accent-glow: rgba(77, 88, 232, 0.18);
  --clr-logo-navy:   #2C308F;
  --clr-text:        #E4E6F2;
  --clr-text-muted:  #8890B8;
  --clr-text-faint:  #525878;
  --clr-white:       #ffffff;

  --font-body:    'Inter', system-ui, sans-serif;
  --font-display: 'Barlow Condensed', sans-serif;

  --fw-light:     300;
  --fw-regular:   400;
  --fw-medium:    500;
  --fw-semi:      600;
  --fw-bold:      700;
  --fw-black:     800;

  --sz-xs:   0.75rem;
  --sz-sm:   0.875rem;
  --sz-base: 1rem;
  --sz-lg:   1.125rem;
  --sz-xl:   1.25rem;
  --sz-2xl:  1.5rem;
  --sz-3xl:  1.875rem;
  --sz-4xl:  2.25rem;
  --sz-5xl:  3rem;
  --sz-6xl:  3.75rem;

  --radius-sm:  4px;
  --radius-md:  8px;
  --radius-lg:  12px;
  --radius-xl:  20px;

  --shadow-sm:  0 1px 3px rgba(0,0,0,0.3);
  --shadow-md:  0 4px 16px rgba(0,0,0,0.4);
  --shadow-lg:  0 8px 32px rgba(0,0,0,0.5);
  --shadow-accent: 0 4px 24px rgba(77,88,232,0.35);

  --transition: 0.25s ease;
  --transition-slow: 0.45s ease;

  --nav-height: 82px;
  --container:  1200px;
  --gap:        1.5rem;
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-body);
  background: var(--clr-dark);
  color: var(--clr-text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font: inherit; }
input, textarea, select {
  font: inherit;
  background: none;
  border: none;
  outline: none;
  color: inherit;
  width: 100%;
}
::selection { background: var(--clr-accent); color: #fff; }

/* ── Container ── */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: 1.5rem;
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-weight: var(--fw-semi);
  font-size: var(--sz-sm);
  letter-spacing: 0.02em;
  transition: all var(--transition);
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}
.btn--accent {
  background: var(--clr-accent);
  color: #fff;
  box-shadow: var(--shadow-accent);
}
.btn--accent:hover {
  background: var(--clr-accent-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 28px rgba(77,88,232,0.5);
}
.btn--outline {
  border: 1.5px solid var(--clr-border);
  color: var(--clr-text);
}
.btn--outline:hover {
  border-color: var(--clr-accent);
  color: var(--clr-accent);
}
.btn--outline-light {
  border: 1.5px solid rgba(255,255,255,0.35);
  color: #fff;
}
.btn--outline-light:hover {
  border-color: #fff;
  background: rgba(255,255,255,0.08);
}
.btn--lg {
  padding: 0.9rem 2rem;
  font-size: var(--sz-base);
}
.btn--sm {
  padding: 0.5rem 1rem;
  font-size: var(--sz-xs);
}
.btn--full { width: 100%; }
.btn-spinner {
  display: none;
  width: 16px;
  height: 16px;
  border: 2px solid rgba(255,255,255,0.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}
.btn.loading .btn-text { opacity: 0; }
.btn.loading .btn-spinner { display: block; position: absolute; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Section Helpers ── */
.section { padding-block: 6rem; }
.section-label {
  display: inline-block;
  font-size: var(--sz-xs);
  font-weight: var(--fw-semi);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--clr-accent);
  padding: 0.3rem 0.8rem;
  border: 1px solid var(--clr-accent);
  border-radius: var(--radius-sm);
  margin-bottom: 1rem;
}
.section-label--light { color: #fff; border-color: rgba(255,255,255,0.4); }
.section-title {
  font-family: var(--font-display);
  font-size: clamp(var(--sz-3xl), 4vw, var(--sz-5xl));
  font-weight: var(--fw-bold);
  line-height: 1.1;
  color: var(--clr-white);
  margin-bottom: 1rem;
}
.section-title--light { color: #fff; }
.section-subtitle {
  font-size: var(--sz-lg);
  color: var(--clr-text-muted);
  max-width: 600px;
}
.section-header {
  text-align: center;
  margin-bottom: 4rem;
}
.section-header .section-subtitle { margin-inline: auto; }
.text-accent { color: var(--clr-accent); }

/* ── Scroll Reveal Animations ── */
.reveal-fade, .reveal-up, .reveal-left, .reveal-right {
  opacity: 0;
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal-fade { transform: none; }
.reveal-up   { transform: translateY(36px); }
.reveal-left { transform: translateX(-36px); }
.reveal-right{ transform: translateX(36px); }

.reveal-fade.visible,
.reveal-up.visible,
.reveal-left.visible,
.reveal-right.visible {
  opacity: 1;
  transform: none;
}

.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; }

/* ============================================================
   NAVBAR
   ============================================================ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-height);
  background: transparent;
  transition: background var(--transition), box-shadow var(--transition), backdrop-filter var(--transition);
}
.navbar.scrolled {
  background: rgba(8, 9, 26, 0.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 2px 20px rgba(0,0,0,0.5);
}
.navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}
.navbar__logo {
  display: block;
  flex-shrink: 0;
  line-height: 0;
}

/* ── Logo image — crops whitespace with object-fit cover ── */
/* The source PNG is 500×500 square; actual content sits at
   ~10–92% horizontally, ~16–74% vertically.
   object-position: center 44% centres on the logo content. */
.site-logo {
  display: block;
  width: 96px;
  height: 68px;
  object-fit: cover;
  object-position: center 44%;
  border-radius: 8px;
  background: #fff;
}
.site-logo--footer {
  width: 136px;
  height: 96px;
  border-radius: 10px;
}
.navbar__nav {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}
.nav-link {
  padding: 0.5rem 0.85rem;
  font-size: var(--sz-sm);
  font-weight: var(--fw-medium);
  color: rgba(255,255,255,0.8);
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
}
.nav-link:hover,
.nav-link.active {
  color: #fff;
  background: rgba(255,255,255,0.07);
}
.nav-link.active { color: var(--clr-accent); background: var(--clr-accent-glow); }
.navbar__hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: 8px;
  border-radius: var(--radius-sm);
  transition: background var(--transition);
  flex-shrink: 0;
}
.navbar__hamburger:hover { background: rgba(255,255,255,0.07); }
.navbar__hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}
.navbar__hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.navbar__hamburger.open span:nth-child(2) { opacity: 0; }
.navbar__hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.nav-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  z-index: 990;
  backdrop-filter: blur(2px);
}
.nav-overlay.visible { display: block; }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  background: var(--clr-dark);
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 60% 40%, rgba(77,88,232,0.14) 0%, transparent 70%),
    radial-gradient(ellipse 50% 40% at 10% 80%, rgba(13,16,38,0.85) 0%, transparent 60%);
  pointer-events: none;
  z-index: 3;
}

/* Hero media layer — images/video sit at the very back */
.hero__media {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero__video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.hero__slide {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0;
  transition: opacity 1.2s ease;
}
.hero__slide--active { opacity: 1; }

/* Dark overlay sits above media, below grid and content */
.hero__overlay {
  position: absolute;
  inset: 0;
  background: var(--clr-dark);
  opacity: var(--hero-overlay, 0.55);
  z-index: 1;
  pointer-events: none;
}

.hero__bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(37,44,78,0.5) 1px, transparent 1px),
    linear-gradient(90deg, rgba(37,44,78,0.5) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black, transparent);
  z-index: 2;
}
.hero__content {
  position: relative;
  z-index: 4;
  padding-top: calc(var(--nav-height) + 3rem);
  padding-bottom: 3rem;
  max-width: 780px;
}
.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 100px;
  padding: 0.4rem 1rem;
  font-size: var(--sz-xs);
  font-weight: var(--fw-medium);
  color: var(--clr-text-muted);
  letter-spacing: 0.04em;
  margin-bottom: 1.5rem;
}
.badge-dot {
  width: 6px;
  height: 6px;
  background: var(--clr-accent);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--clr-accent);
  animation: pulse 2.5s ease infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; box-shadow: 0 0 8px var(--clr-accent); }
  50% { opacity: 0.6; box-shadow: 0 0 4px var(--clr-accent); }
}
.hero__headline {
  font-family: var(--font-display);
  font-size: clamp(var(--sz-4xl), 7vw, 5.5rem);
  font-weight: var(--fw-black);
  line-height: 1.0;
  letter-spacing: -0.01em;
  color: #fff;
  margin-bottom: 1.5rem;
}
.hero__sub {
  font-size: clamp(var(--sz-base), 1.5vw, var(--sz-xl));
  color: var(--clr-text-muted);
  max-width: 560px;
  margin-bottom: 2.5rem;
  line-height: 1.7;
}
.hero__cta {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

/* Stats Bar */
.hero__stats {
  position: relative;
  z-index: 4;
  margin-top: auto;
  padding-block: 1.5rem;
  border-top: 1px solid var(--clr-border);
  background: rgba(8,9,26,0.75);
  backdrop-filter: blur(8px);
}
.stats-bar {
  display: flex;
  align-items: center;
  gap: 0;
}
.stat {
  flex: 1;
  text-align: center;
  padding: 0.5rem 1rem;
}
.stat__number {
  display: block;
  font-family: var(--font-display);
  font-size: var(--sz-3xl);
  font-weight: var(--fw-black);
  color: var(--clr-accent);
  line-height: 1;
}
.stat__label {
  display: block;
  font-size: var(--sz-xs);
  color: var(--clr-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-top: 0.25rem;
}
.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--clr-border);
  flex-shrink: 0;
}

/* ============================================================
   ABOUT
   ============================================================ */
.about { background: var(--clr-dark-2); }
.about__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}
.about__text .section-title { margin-bottom: 1.25rem; }
.about__lead {
  font-size: var(--sz-lg);
  color: var(--clr-text);
  margin-bottom: 1rem;
  line-height: 1.7;
}
.about__text p { color: var(--clr-text-muted); margin-bottom: 1rem; }
.about__certs {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  margin-top: 2rem;
}
.cert-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: var(--sz-sm);
  font-weight: var(--fw-medium);
  color: var(--clr-text-muted);
}
.cert-icon {
  width: 18px;
  height: 18px;
  color: var(--clr-accent);
  flex-shrink: 0;
}
.about__cards {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}
.about-card {
  background: var(--clr-dark-3);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: border-color var(--transition);
}
.about-card:hover { border-color: var(--clr-accent); }
.about-card--vision { border-left: 3px solid var(--clr-accent); }
.about-card__icon {
  width: 44px;
  height: 44px;
  background: var(--clr-accent-glow);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
  color: var(--clr-accent);
}
.about-card__icon svg { width: 22px; height: 22px; }
.about-card h3 {
  font-size: var(--sz-xl);
  font-weight: var(--fw-semi);
  color: var(--clr-white);
  margin-bottom: 0.5rem;
}
.about-card p { font-size: var(--sz-sm); color: var(--clr-text-muted); }

/* About section with photo */
.about__grid--with-photo .about__cards { display: none; }
.about__photo {
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  aspect-ratio: 4/3;
  background: var(--clr-dark-3);
}
.about__photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* ============================================================
   PROJECTS
   ============================================================ */
.projects { background: var(--clr-dark-2); }
.projects__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.25rem;
  margin-top: 2.5rem;
}
.project-item {
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  aspect-ratio: 4/3;
  background: var(--clr-dark-3);
  border: 1px solid var(--clr-border);
  transition: border-color var(--transition), transform var(--transition);
}
.project-item:hover {
  border-color: var(--clr-accent);
  transform: translateY(-3px);
}
.project-item__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.35s ease;
  cursor: zoom-in;
}
.project-item:hover .project-item__img { transform: scale(1.05); }
.project-item__caption {
  position: absolute;
  inset: auto 0 0;
  padding: 0.6rem 0.9rem;
  background: linear-gradient(transparent, rgba(0,0,0,0.7));
  font-size: var(--sz-sm);
  color: #fff;
  pointer-events: none;
}

/* ============================================================
   PRODUCTS
   ============================================================ */
.products { background: var(--clr-dark); }
.products__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: auto auto;
  gap: 1.5rem;
}
.product-card {
  background: var(--clr-dark-3);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
  display: flex;
  flex-direction: column;
}
.product-card:hover {
  border-color: var(--clr-accent);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.product-card--featured {
  grid-column: 1 / -1;
  flex-direction: row;
  border-color: var(--clr-accent);
  box-shadow: 0 0 0 1px rgba(77,88,232,0.25), var(--shadow-md);
}
.product-card__image {
  background: var(--clr-surface);
  position: relative;
  overflow: hidden;
}
.product-card--featured .product-card__image {
  flex: 0 0 38%;
  min-height: 280px;
}
.product-card:not(.product-card--featured) .product-card__image {
  height: 220px;
}
.product-card__image-placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--clr-text-faint);
}
.product-card__image-placeholder svg {
  width: 80px;
  height: 80px;
  opacity: 0.5;
}
.product-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  position: relative;
  z-index: 1;
}
.product-card__badge {
  position: absolute;
  top: 1rem;
  left: 1rem;
  background: var(--clr-accent);
  color: #fff;
  font-size: var(--sz-xs);
  font-weight: var(--fw-semi);
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-sm);
  z-index: 2;
  letter-spacing: 0.04em;
}
.product-card__body {
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  flex: 1;
}
.product-card__name {
  font-family: var(--font-display);
  font-size: var(--sz-2xl);
  font-weight: var(--fw-bold);
  color: var(--clr-white);
}
.product-card__desc {
  font-size: var(--sz-sm);
  color: var(--clr-text-muted);
  line-height: 1.65;
}
.product-card__features {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  flex: 1;
}
.product-card__features li {
  font-size: var(--sz-sm);
  color: var(--clr-text-muted);
  padding-left: 1.25rem;
  position: relative;
}
.product-card__features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 6px;
  height: 6px;
  background: var(--clr-accent);
  border-radius: 50%;
}

/* ============================================================
   FACILITY
   ============================================================ */
.facility { background: var(--clr-dark-2); }
.facility__layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}
.facility__blueprint {
  background: var(--clr-dark-3);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 3.5rem;
  position: relative;
  overflow: hidden;
  background-size: cover;
  background-position: center;
}
.facility__bp-overlay {
  position: absolute;
  inset: 0;
  background: var(--clr-dark-3);
  opacity: var(--bp-overlay, 0);
  pointer-events: none;
  z-index: 0;
}
.blueprint-building { position: relative; z-index: 1; }
.blueprint-label {
  font-size: var(--sz-xs);
  font-weight: var(--fw-semi);
  color: var(--clr-accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  text-align: center;
  padding: 0.5rem;
}
.blueprint-main {
  display: flex;
  align-items: stretch;
  gap: 0.5rem;
  margin-block: 0.5rem;
}
.blueprint-label--left,
.blueprint-label--right {
  writing-mode: vertical-rl;
  text-orientation: mixed;
  display: flex;
  align-items: center;
}
.blueprint-label--left { transform: rotate(180deg); }
.blueprint-interior {
  flex: 1;
  border: 2px solid var(--clr-accent);
  border-radius: var(--radius-sm);
  background: rgba(77,88,232,0.04);
  min-height: 280px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.blueprint-area {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--sz-xs);
  font-weight: var(--fw-semi);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--clr-text-muted);
}
.blueprint-area--production {
  flex: 1;
  background: rgba(77,88,232,0.06);
  border-bottom: 1.5px dashed var(--clr-border);
}
.blueprint-area--dispatch {
  height: 80px;
  background: rgba(77,88,232,0.12);
  color: var(--clr-accent);
  text-align: center;
  line-height: 1.4;
}
.facility__specs {
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}
.spec-item {
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
}
.spec-item__icon {
  width: 48px;
  height: 48px;
  background: var(--clr-dark-3);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--clr-accent);
  flex-shrink: 0;
}
.spec-item__icon svg { width: 22px; height: 22px; }
.spec-item__content h4 {
  font-size: var(--sz-base);
  font-weight: var(--fw-semi);
  color: var(--clr-white);
  margin-bottom: 0.25rem;
}
.spec-item__content p { font-size: var(--sz-sm); color: var(--clr-text-muted); }

/* Facility photo strip */
.facility__photos {
  margin-top: 3rem;
}
.facility-photos__strip {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1rem;
  margin-top: 1.25rem;
}
.facility-photo {
  border-radius: var(--radius-md);
  overflow: hidden;
  position: relative;
  aspect-ratio: 4/3;
  background: var(--clr-dark-3);
}
.facility-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.35s ease;
  cursor: zoom-in;
}
.facility-photo:hover img { transform: scale(1.05); }
.facility-photo__caption {
  position: absolute;
  inset: auto 0 0;
  padding: 0.5rem 0.75rem;
  background: linear-gradient(transparent, rgba(0,0,0,0.65));
  font-size: var(--sz-sm);
  color: #fff;
  pointer-events: none;
}

/* ============================================================
   VALUES
   ============================================================ */
.values { background: var(--clr-dark); }
.values__grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1.25rem;
}
.value-card {
  background: var(--clr-dark-3);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 2rem 1.5rem;
  text-align: center;
  transition: border-color var(--transition), transform var(--transition);
}
.value-card:hover {
  border-color: var(--clr-accent);
  transform: translateY(-4px);
}
.value-card__icon {
  width: 56px;
  height: 56px;
  background: var(--clr-accent-glow);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.25rem;
  color: var(--clr-accent);
  transition: background var(--transition);
}
.value-card:hover .value-card__icon { background: var(--clr-accent); color: #fff; }
.value-card__icon svg { width: 26px; height: 26px; }
.value-card h3 {
  font-size: var(--sz-base);
  font-weight: var(--fw-semi);
  color: var(--clr-white);
  margin-bottom: 0.5rem;
}
.value-card p { font-size: var(--sz-xs); color: var(--clr-text-muted); line-height: 1.6; }

/* ============================================================
   TARGET MARKET
   ============================================================ */
.target-market {
  background: var(--clr-dark-3);
  border-top: 1px solid var(--clr-border);
  border-bottom: 1px solid var(--clr-border);
  padding-block: 5rem;
}
.target-market__inner { text-align: center; }
.target-market__sub {
  font-size: var(--sz-lg);
  color: rgba(255,255,255,0.65);
  margin-top: 0.75rem;
  margin-bottom: 3rem;
}
.market-segments {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
}
.segment {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 100px;
  padding: 0.6rem 1.25rem;
  font-size: var(--sz-sm);
  font-weight: var(--fw-medium);
  color: rgba(255,255,255,0.8);
  transition: all var(--transition);
}
.segment:hover {
  background: var(--clr-accent-glow);
  border-color: var(--clr-accent);
  color: #fff;
}
.segment__icon {
  width: 18px;
  height: 18px;
  color: var(--clr-accent);
  flex-shrink: 0;
}

/* ============================================================
   EXPANSION
   ============================================================ */
.expansion { background: var(--clr-dark-2); }
.expansion__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.expansion-card {
  background: var(--clr-dark-3);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 2.5rem 2rem;
  position: relative;
  overflow: hidden;
  transition: border-color var(--transition), transform var(--transition);
  background-size: cover;
  background-position: center;
}
.expansion-card__overlay {
  position: absolute;
  inset: 0;
  background: var(--clr-dark-3);
  opacity: var(--exp-overlay, 0);
  pointer-events: none;
  z-index: 0;
}
.expansion-card__number,
.expansion-card__icon,
.expansion-card h3,
.expansion-card p,
.expansion-card__tag,
.expansion-card::before { position: relative; z-index: 1; }
.expansion-card:hover {
  border-color: var(--clr-accent);
  transform: translateY(-4px);
}
.expansion-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--clr-accent), transparent);
  opacity: 0;
  transition: opacity var(--transition);
}
.expansion-card:hover::before { opacity: 1; }
.expansion-card__number {
  font-family: var(--font-display);
  font-size: 5rem;
  font-weight: var(--fw-black);
  color: var(--clr-border);
  line-height: 1;
  margin-bottom: -1rem;
  transition: color var(--transition);
}
.expansion-card:hover .expansion-card__number { color: var(--clr-accent-glow); }
.expansion-card__icon {
  width: 52px;
  height: 52px;
  background: var(--clr-accent-glow);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--clr-accent);
  margin-bottom: 1.25rem;
}
.expansion-card__icon svg { width: 26px; height: 26px; }
.expansion-card h3 {
  font-family: var(--font-display);
  font-size: var(--sz-2xl);
  font-weight: var(--fw-bold);
  color: var(--clr-white);
  margin-bottom: 0.75rem;
}
.expansion-card p { font-size: var(--sz-sm); color: var(--clr-text-muted); line-height: 1.65; margin-bottom: 1.5rem; }
.expansion-card__tag {
  display: inline-block;
  font-size: var(--sz-xs);
  font-weight: var(--fw-semi);
  padding: 0.25rem 0.75rem;
  border: 1px solid var(--clr-accent);
  border-radius: var(--radius-sm);
  color: var(--clr-accent);
  letter-spacing: 0.04em;
}

/* ============================================================
   CONTACT
   ============================================================ */
.contact { background: var(--clr-dark); }
.contact__grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 3rem;
  align-items: start;
}
.contact-info-card {
  background: var(--clr-dark-3);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
}
.contact-info-card h3 {
  font-size: var(--sz-xl);
  font-weight: var(--fw-semi);
  color: var(--clr-white);
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--clr-border);
}
.contact-detail {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  margin-bottom: 1.5rem;
}
.contact-detail__icon {
  width: 40px;
  height: 40px;
  background: var(--clr-accent-glow);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--clr-accent);
  flex-shrink: 0;
}
.contact-detail__icon svg { width: 18px; height: 18px; }
.contact-detail > div {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}
.contact-detail strong {
  font-size: var(--sz-xs);
  font-weight: var(--fw-semi);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--clr-text-muted);
}
.contact-detail a,
.contact-detail span {
  font-size: var(--sz-sm);
  color: var(--clr-text);
}
.contact-detail a:hover { color: var(--clr-accent); }
.contact-hours {
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--clr-border);
}
.contact-hours h4 {
  font-size: var(--sz-sm);
  font-weight: var(--fw-semi);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--clr-text-muted);
  margin-bottom: 0.75rem;
}
.hours-row {
  display: flex;
  justify-content: space-between;
  font-size: var(--sz-sm);
  color: var(--clr-text-muted);
  padding-block: 0.35rem;
  border-bottom: 1px solid rgba(37,44,78,0.5);
}
.hours-row:last-child { border-bottom: none; }

/* Form */
.inquiry-form {
  background: var(--clr-dark-3);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.form-group label {
  font-size: var(--sz-sm);
  font-weight: var(--fw-medium);
  color: var(--clr-text-muted);
}
.form-group .required { color: var(--clr-accent); }
.form-group input,
.form-group textarea,
.form-group select {
  background: var(--clr-surface);
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius-md);
  padding: 0.75rem 1rem;
  font-size: var(--sz-sm);
  color: var(--clr-text);
  transition: border-color var(--transition), box-shadow var(--transition);
  appearance: none;
  -webkit-appearance: none;
}
.form-group select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%238b92a8' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  padding-right: 2.5rem;
}
.form-group select option { background: var(--clr-dark-3); }
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--clr-accent);
  box-shadow: 0 0 0 3px var(--clr-accent-glow);
}
.form-group input.error,
.form-group textarea.error,
.form-group select.error {
  border-color: #e05151; /* error red — intentionally not brand colour */
}
.form-group textarea { resize: vertical; min-height: 120px; }
.form-feedback {
  font-size: var(--sz-sm);
  padding: 0.75rem 1rem;
  border-radius: var(--radius-md);
  display: none;
}
.form-feedback.success {
  display: block;
  background: rgba(34,197,94,0.12);
  border: 1px solid rgba(34,197,94,0.3);
  color: #4ade80;
}
.form-feedback.error {
  display: block;
  background: rgba(239,68,68,0.12);
  border: 1px solid rgba(239,68,68,0.3);
  color: #f87171;
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: var(--clr-dark-2);
  border-top: 1px solid var(--clr-border);
  padding-top: 4rem;
}
.footer__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid var(--clr-border);
}
.footer__brand p {
  font-size: var(--sz-sm);
  color: var(--clr-text-muted);
  margin-top: 1rem;
  line-height: 1.7;
  max-width: 280px;
}
.footer__signatory {
  font-size: var(--sz-xs) !important;
  color: var(--clr-text-faint) !important;
  margin-top: 0.5rem !important;
  letter-spacing: 0.04em;
}
.footer__logo-link { display: inline-block; line-height: 0; }
.footer__col h4 {
  font-size: var(--sz-sm);
  font-weight: var(--fw-semi);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--clr-text-muted);
  margin-bottom: 1.25rem;
}
.footer__col ul {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}
.footer__col ul a {
  font-size: var(--sz-sm);
  color: var(--clr-text-muted);
  transition: color var(--transition);
}
.footer__col ul a:hover { color: var(--clr-accent); }
.footer__contact-list li {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: var(--sz-sm);
  color: var(--clr-text-muted);
  margin-bottom: 0.6rem;
}
.footer__contact-list svg {
  width: 15px;
  height: 15px;
  color: var(--clr-accent);
  flex-shrink: 0;
}
.footer__contact-list a:hover { color: var(--clr-accent); }
.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: 1.5rem;
  font-size: var(--sz-xs);
  color: var(--clr-text-faint);
}
.footer__admin-link {
  color: var(--clr-text-faint);
  transition: color var(--transition);
}
.footer__admin-link:hover { color: var(--clr-text-muted); }

/* ============================================================
   RESPONSIVE — 1024px
   ============================================================ */
@media (max-width: 1024px) {
  :root { --container: 960px; }
  .values__grid { grid-template-columns: repeat(3, 1fr); }
  .about__grid { gap: 2.5rem; }
  .facility__layout { gap: 2.5rem; }
  .footer__grid { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .footer__brand { grid-column: 1 / -1; }
}

/* ============================================================
   RESPONSIVE — 768px (Tablet)
   ============================================================ */
@media (max-width: 768px) {
  .section { padding-block: 4rem; }

  /* Navbar — mobile */
  .navbar__hamburger { display: flex; }
  .navbar__nav {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: min(320px, 85vw);
    flex-direction: column;
    align-items: stretch;
    background: var(--clr-dark-2);
    border-left: 1px solid var(--clr-border);
    padding: calc(var(--nav-height) + 1.5rem) 1.5rem 2rem;
    z-index: 995;
    transform: translateX(100%);
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    gap: 0.25rem;
  }
  .navbar__nav.open { transform: translateX(0); }
  .nav-link {
    padding: 0.85rem 1rem;
    font-size: var(--sz-base);
  }
  .navbar__nav .btn--sm {
    margin-top: 0.75rem;
    padding: 0.85rem 1rem;
    font-size: var(--sz-base);
    border-radius: var(--radius-md);
  }

  /* Hero */
  .hero__content { padding-top: calc(var(--nav-height) + 2rem); }
  .stats-bar { flex-wrap: wrap; }
  .stat { flex: 1 0 50%; padding-block: 0.75rem; }
  .stat-divider { display: none; }

  /* About */
  .about__grid { grid-template-columns: 1fr; }
  .about__cards { flex-direction: row; }
  .about-card { flex: 1; }

  /* Products */
  .products__grid { grid-template-columns: 1fr; }
  .product-card--featured { flex-direction: column; }
  .product-card--featured .product-card__image {
    flex: none;
    height: 200px;
  }

  /* Facility */
  .facility__layout { grid-template-columns: 1fr; }

  /* Values */
  .values__grid { grid-template-columns: repeat(2, 1fr); }

  /* Expansion */
  .expansion__grid { grid-template-columns: 1fr; }

  /* Contact */
  .contact__grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }

  /* Footer */
  .footer__grid { grid-template-columns: 1fr; gap: 2rem; }
  .footer__brand { grid-column: auto; }
}

/* ============================================================
   RESPONSIVE — 480px (Mobile)
   ============================================================ */
@media (max-width: 480px) {
  .hero__cta { flex-direction: column; }
  .hero__cta .btn { width: 100%; justify-content: center; }
  .about__cards { flex-direction: column; }
  .values__grid { grid-template-columns: 1fr; }
  .market-segments { gap: 0.65rem; }
  .inquiry-form { padding: 1.5rem; }
  .contact-info-card { padding: 1.5rem; }
  .expansion-card { padding: 2rem 1.5rem; }
}

/* ============================================================
   LIGHTBOX
   ============================================================ */
.sf-lightbox {
  position: fixed;
  inset: 0;
  z-index: 10000;
  background: rgba(0, 0, 0, 0.93);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  padding: 1rem;
}
.sf-lightbox.open {
  opacity: 1;
  pointer-events: all;
}
.sf-lightbox__img {
  max-width: 90vw;
  max-height: 88vh;
  object-fit: contain;
  border-radius: 8px;
  box-shadow: 0 32px 96px rgba(0, 0, 0, 0.7);
  transform: scale(0.93);
  transition: transform 0.25s ease;
  display: block;
  user-select: none;
}
.sf-lightbox.open .sf-lightbox__img {
  transform: scale(1);
}
.sf-lightbox__close {
  position: absolute;
  top: 18px;
  right: 22px;
  width: 46px;
  height: 46px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 50%;
  color: #fff;
  font-size: 18px;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s, transform 0.2s;
}
.sf-lightbox__close:hover {
  background: rgba(255, 255, 255, 0.18);
  transform: scale(1.1);
}