/* =============================================
   ANDYANN LAMINATION — Premium Website v2
   ============================================= */

:root {
  --dark:       #0c0c0c;
  --dark-2:     #141414;
  --dark-3:     #1e1e1e;
  --gold:       #c9a84c;
  --gold-light: #e0c06a;
  --gold-dark:  #9b7a32;
  --gold-muted: rgba(201,168,76,0.1);
  --white:      #ffffff;
  --off-white:  #fafaf7;
  --cream:      #f2efe8;
  --gray-100:   #f5f5f2;
  --gray-200:   #e8e8e4;
  --gray-300:   #d0d0ca;
  --gray-500:   #888880;
  --gray-700:   #55554e;
  --text:       #1a1a18;
  --text-light: #5a5a52;
  --error:          #a1462e;
  --error-on-dark:  #e0876a;

  --font-serif: 'Playfair Display', Georgia, serif;
  --font-sans:  'Inter', system-ui, -apple-system, sans-serif;

  --section-pad: 110px;
  --container:   1200px;
  --radius:      3px;

  --ease-out:    cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.45, 0, 0.55, 1);
}

/* ── Reset ──────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html {
  scroll-behavior: smooth;
  font-size: 16px;
  scroll-padding-top: 72px;
}
body {
  font-family: var(--font-sans);
  color: var(--text);
  background: var(--off-white);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
h1, h2, h3 { text-wrap: balance; }
p { text-wrap: pretty; }
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
a, button, [role="button"] {
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}

/* ── Focus ──────────────────────────────────── */
:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
  border-radius: 1px;
}
.modal-close:focus-visible { outline-offset: 1px; }

/* ── Scrollbar ──────────────────────────────── */
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: var(--dark); }
::-webkit-scrollbar-thumb { background: var(--gold); border-radius: 10px; }

/* ── Preloader ──────────────────────────────── */
#preloader {
  position: fixed;
  inset: 0;
  background: var(--dark);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.7s var(--ease-out), visibility 0.7s;
}
#preloader.done {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}
.preloader-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}
.preloader-logo {
  font-family: var(--font-serif);
  font-size: 2.8rem;
  font-weight: 600;
  color: var(--white);
  letter-spacing: 0.2em;
  opacity: 0;
  animation: plFadeUp 0.7s 0.2s var(--ease-out) forwards;
}
.preloader-bar {
  width: 200px;
  height: 1px;
  background: rgba(255,255,255,0.1);
  overflow: hidden;
}
.preloader-fill {
  height: 100%;
  width: 0;
  background: var(--gold);
  animation: plExpand 1s 0.4s var(--ease-out) forwards;
}
.preloader-sub {
  font-family: var(--font-sans);
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.38em;
  text-transform: uppercase;
  color: var(--gold);
  opacity: 0;
  animation: plFadeUp 0.5s 0.7s ease forwards;
}
@keyframes plFadeUp {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes plExpand {
  to { width: 100%; }
}

/* ── Scroll Progress Bar ────────────────────── */
#scrollProgress {
  position: fixed;
  top: 0; left: 0;
  height: 2px;
  width: 0%;
  background: linear-gradient(90deg, var(--gold-dark), var(--gold-light));
  z-index: 1001;
  transition: width 0.1s linear;
}

/* ── Container ──────────────────────────────── */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 48px;
}

/* ── Typography ─────────────────────────────── */
.section-eyebrow {
  display: block;
  font-family: var(--font-sans);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 16px;
}
.section-title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 3.8vw, 3rem);
  font-weight: 500;
  line-height: 1.16;
  color: var(--dark);
  margin-bottom: 20px;
}
.section-title em { font-style: italic; color: var(--gold-dark); }

.section-subtitle {
  font-size: 1rem;
  color: var(--text-light);
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 64px;
  line-height: 1.78;
}
.text-center { text-align: center; }

/* ── Buttons ────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 13px 32px;
  font-family: var(--font-sans);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: var(--radius);
  transition: all 0.28s var(--ease-out);
  cursor: pointer;
  border: none;
  position: relative;
  overflow: hidden;
}
.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0.12);
  transform: translateX(-100%);
  transition: transform 0.4s var(--ease-out);
}
.btn:hover::before { transform: translateX(0); }

.btn-primary { background: var(--gold); color: var(--dark); }
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(201,168,76,0.35);
}
.btn-outline {
  background: transparent;
  color: var(--white);
  border: 1px solid rgba(255,255,255,0.3);
}
.btn-outline:hover { border-color: var(--gold); color: var(--gold); }
.btn-dark { background: var(--dark); color: var(--white); }
.btn-dark:hover { background: var(--dark-3); transform: translateY(-2px); }

/* ── Scroll Reveal ──────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.75s var(--ease-out), transform 0.75s var(--ease-out);
}
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ── Navigation ─────────────────────────────── */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 28px 0;
  transition: all 0.4s var(--ease-out);
}
.navbar.scrolled {
  background: rgba(8,8,8,0.97);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  padding: 14px 0;
  border-bottom: 1px solid rgba(201,168,76,0.1);
}
.nav-container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo {
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
}
.logo-img {
  height: 38px;
  width: auto;
  display: block;
  transition: opacity 0.25s;
}
.logo-img:hover { opacity: 0.88; }
.logo-img--footer {
  height: 46px;
}
.nav-links { display: flex; align-items: center; gap: 30px; }
.nav-links a {
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: rgba(255,255,255,0.65);
  text-transform: uppercase;
  transition: color 0.25s;
  position: relative;
  padding-bottom: 2px;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -2px; left: 0;
  width: 0; height: 1px;
  background: var(--gold);
  transition: width 0.3s var(--ease-out);
}
.nav-links a:hover, .nav-links a.active { color: var(--white); }
.nav-links a:hover::after, .nav-links a.active::after { width: 100%; }

.nav-cta {
  display: inline-flex !important;
  align-items: center !important;
  background: transparent !important;
  color: var(--gold) !important;
  border: none !important;
  padding: 0 !important;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  line-height: 1;
  transition: color 0.25s;
}
.nav-cta:hover { color: var(--gold-light) !important; transform: translateY(-1px); }
.nav-cta::after { display: none !important; }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  z-index: 1100;
}
.hamburger span {
  display: block;
  width: 22px; height: 1.5px;
  background: var(--white);
  transition: all 0.3s;
  transform-origin: center;
}
.hamburger.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

.mobile-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.55);
  z-index: 999;
  opacity: 0;
  transition: opacity 0.3s;
}
.mobile-overlay.show { display: block; opacity: 1; }

/* ── Hero ───────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100vh;
  background: var(--dark);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

/* Background layers */
.hero-grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(0deg, transparent, transparent 59px, rgba(201,168,76,0.045) 60px),
    repeating-linear-gradient(90deg, transparent, transparent 59px, rgba(201,168,76,0.045) 60px);
  background-size: 60px 60px;
  pointer-events: none;
}
.hero-glow {
  position: absolute;
  top: -25%; right: -15%;
  width: 75vw; height: 75vw;
  background: radial-gradient(circle, rgba(201,168,76,0.08) 0%, transparent 60%);
  pointer-events: none;
}
.hero-glow--2 {
  top: auto; right: auto;
  bottom: -20%; left: -10%;
  width: 50vw; height: 50vw;
  background: radial-gradient(circle, rgba(201,168,76,0.04) 0%, transparent 60%);
}
.hero-wordmark {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -52%);
  font-family: var(--font-serif);
  font-size: clamp(8rem, 16vw, 18rem);
  font-weight: 700;
  letter-spacing: 0.08em;
  color: transparent;
  -webkit-text-stroke: 1px rgba(201,168,76,0.065);
  white-space: nowrap;
  user-select: none;
  pointer-events: none;
  z-index: 0;
}

/* Body */
.hero-body {
  flex: 1;
  display: flex;
  align-items: center;
  position: relative;
  z-index: 2;
  padding-top: 110px;
  padding-bottom: 20px;
}
.hero-inner {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 72px;
  align-items: center;
  width: 100%;
}

/* Left — text */
.hero-left {}

.hero-tag {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 36px;
}
.hero-tag-bar {
  display: block;
  width: 36px; height: 1px;
  background: var(--gold);
  flex-shrink: 0;
}
.hero-tag span:last-child {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--gold);
}

.hero-title {
  display: flex;
  flex-direction: column;
  margin-bottom: 32px;
  gap: 2px;
}
.hero-line {
  display: block;
  font-family: var(--font-serif);
  font-size: clamp(3rem, 5.6vw, 5.6rem);
  font-weight: 400;
  line-height: 1.1;
  color: var(--white);
  letter-spacing: -0.01em;
}
.hero-line--gold em {
  font-style: italic;
  color: var(--gold);
}
.hero-line:nth-child(1) { transition-delay: 0.05s; }
.hero-line:nth-child(2) { transition-delay: 0.15s; }
.hero-line:nth-child(3) { transition-delay: 0.25s; padding-left: 4vw; }
.hero-line:nth-child(4) { transition-delay: 0.35s; }

.hero-desc {
  font-size: 1rem;
  color: rgba(255,255,255,0.5);
  max-width: 480px;
  line-height: 1.85;
  margin-bottom: 40px;
}
.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

/* Right — decorative panel */
.hero-right {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}
.hero-panel {
  position: relative;
  width: 100%;
  border: 1px solid rgba(201,168,76,0.22);
  background: linear-gradient(145deg, rgba(201,168,76,0.04), rgba(201,168,76,0.01));
  backdrop-filter: blur(2px);
  overflow: hidden;
  transition-delay: 0.4s;
}
.hero-panel::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(-45deg, transparent, transparent 8px, rgba(201,168,76,0.025) 9px);
  pointer-events: none;
}

/* Engineering corner accents */
.hero-panel-corner {
  position: absolute;
  width: 20px; height: 20px;
  border-color: var(--gold);
  border-style: solid;
}
.hero-panel-corner--tl { top: -1px; left: -1px; border-width: 2px 0 0 2px; }
.hero-panel-corner--br { bottom: -1px; right: -1px; border-width: 0 2px 2px 0; }

.hero-panel-body {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 44px 36px;
}
.hero-panel-est {
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.36em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 4px;
  opacity: 0.85;
}
.hero-panel-year {
  font-family: var(--font-serif);
  font-size: 5.8rem;
  font-weight: 700;
  color: var(--white);
  line-height: 1;
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}
.hero-panel-rule {
  width: 40px; height: 1px;
  background: rgba(201,168,76,0.3);
  margin-bottom: 16px;
}
.hero-panel-caption {
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.55);
  line-height: 1.65;
  margin-bottom: 28px;
}
.hero-panel-award {
  display: flex;
  align-items: flex-start;
  gap: 9px;
  padding: 12px 14px;
  background: rgba(201,168,76,0.07);
  border: 1px solid rgba(201,168,76,0.16);
  border-radius: var(--radius);
  text-align: left;
  width: 100%;
}
.hero-panel-award svg { stroke: var(--gold); flex-shrink: 0; margin-top: 1px; }
.hero-panel-award span {
  font-size: 0.66rem;
  color: var(--gold-light);
  font-weight: 500;
  line-height: 1.55;
  letter-spacing: 0.04em;
  opacity: 0.9;
}

/* Dot grid decoration */
.hero-dots {
  position: absolute;
  right: -18px; bottom: -18px;
  width: 72px; height: 72px;
  background-image: radial-gradient(rgba(201,168,76,0.3) 1.5px, transparent 1.5px);
  background-size: 10px 10px;
  pointer-events: none;
  z-index: 0;
}

/* Stats bar */
.hero-stats-bar {
  position: relative;
  z-index: 2;
  border-top: 1px solid rgba(201,168,76,0.1);
  background: rgba(255,255,255,0.018);
}
.hero-stats-inner {
  display: flex;
  align-items: stretch;
  padding-top: 0;
  padding-bottom: 0;
}
.hero-stat {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: 5px;
  padding: 22px 16px;
  transition: background 0.25s;
  transition-delay: 0s !important;
}
.hero-stat:hover { background: rgba(201,168,76,0.05); }
.hero-stat-num {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--white);
  line-height: 1;
}
.hero-stat-label {
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.55);
}
.hero-stat-sep {
  width: 1px;
  background: rgba(201,168,76,0.12);
  flex-shrink: 0;
  align-self: stretch;
  transition-delay: 0s !important;
}

@keyframes scrollPulse {
  0%, 100% { transform: scaleY(1); opacity: 1; }
  50%       { transform: scaleY(0.5); opacity: 0.4; }
}

/* ── Highlights Strip ───────────────────────── */
.highlights-strip {
  background: var(--dark-2);
  border-top: 1px solid rgba(201,168,76,0.08);
  border-bottom: 1px solid rgba(201,168,76,0.08);
  padding: 14px 0;
  overflow: hidden;
}
.strip-track {
  display: flex;
  align-items: center;
  gap: 20px;
  white-space: nowrap;
  animation: stripScroll 28s linear infinite;
  width: max-content;
}
.strip-track span {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.5);
}
.strip-dot { color: var(--gold) !important; font-size: 0.5rem !important; }
@keyframes stripScroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ── About ──────────────────────────────────── */
.about {
  padding: var(--section-pad) 0;
  background: var(--off-white);
}
.about-grid {
  display: grid;
  grid-template-columns: 1fr 400px;
  gap: 80px;
  align-items: start;
}
.about-text {
  font-size: 0.975rem;
  color: var(--text-light);
  line-height: 1.9;
  margin-bottom: 20px;
}
.about-text strong { color: var(--text); font-weight: 600; }
.about-divider { width: 56px; height: 2px; background: var(--gold); margin: 28px 0; }

.award-badge {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px 24px;
  background: var(--cream);
  border: 1px solid var(--gray-200);
  border-top: 2px solid var(--gold);
  margin-top: 32px;
}
.award-icon { width: 32px; height: 32px; flex-shrink: 0; color: var(--gold); }
.award-icon svg { width: 100%; height: 100%; }
.award-text { display: flex; flex-direction: column; gap: 3px; }
.award-text strong { font-size: 0.875rem; font-weight: 600; color: var(--text); }
.award-text span { font-size: 0.78rem; color: var(--text-light); }

.about-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  padding-top: 60px;
}
.stat-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  padding: 32px 22px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: border-color 0.28s, transform 0.28s, box-shadow 0.28s;
}
.stat-card:hover {
  border-color: var(--gold);
  transform: translateY(-4px);
  box-shadow: 0 14px 36px rgba(0,0,0,0.07);
}
.stat-number {
  font-family: var(--font-serif);
  font-size: 2.5rem;
  font-weight: 600;
  color: var(--dark);
  line-height: 1;
}
.stat-number sup { font-size: 1rem; color: var(--gold); vertical-align: super; }
.stat-label {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gray-500);
}

/* ── Products ───────────────────────────────── */
.products {
  padding: var(--section-pad) 0;
  background: var(--cream);
}
.products-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}
.product-card {
  background: var(--white);
  padding: 52px 44px;
  border: 1px solid var(--gray-200);
  position: relative;
  overflow: hidden;
  transition: transform 0.4s var(--ease-out), box-shadow 0.4s var(--ease-out), border-color 0.3s;
}
.product-card::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--gold-dark), var(--gold-light));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s var(--ease-out);
}
.product-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 30px 70px rgba(0,0,0,0.1);
  border-color: transparent;
}
.product-card:hover::after { transform: scaleX(1); }

.product-icon { width: 56px; height: 56px; color: var(--gold); margin-bottom: 28px; }
.product-card h3 {
  font-family: var(--font-serif);
  font-size: 1.65rem;
  font-weight: 500;
  color: var(--dark);
  margin-bottom: 16px;
}
.product-card > p {
  font-size: 0.925rem;
  color: var(--text-light);
  line-height: 1.85;
  margin-bottom: 28px;
}
.product-features { display: flex; flex-direction: column; gap: 9px; margin-bottom: 32px; }
.product-features li {
  font-size: 0.85rem;
  color: var(--text-light);
  padding-left: 20px;
  position: relative;
}
.product-features li::before {
  content: '';
  position: absolute;
  left: 0; top: 50%;
  transform: translateY(-50%);
  width: 8px; height: 1px;
  background: var(--gold);
}
.product-footer { padding-top: 24px; border-top: 1px solid var(--gray-200); }
.product-capacity {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--dark);
}
.product-capacity em {
  font-style: normal;
  font-size: 0.72rem;
  font-family: var(--font-sans);
  font-weight: 500;
  color: var(--gray-500);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-left: 4px;
}

/* ── Values ─────────────────────────────────── */
.values {
  padding: var(--section-pad) 0;
  background: var(--dark);
  position: relative;
  overflow: hidden;
}
.values::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(0deg, transparent, transparent 39px, rgba(201,168,76,0.03) 40px),
    repeating-linear-gradient(90deg, transparent, transparent 39px, rgba(201,168,76,0.03) 40px);
  background-size: 40px 40px;
  pointer-events: none;
}
.values .section-eyebrow { color: var(--gold-light); }
.values .section-title { color: var(--white); }

.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  border: 1px solid rgba(201,168,76,0.12);
  position: relative;
  z-index: 1;
}
.value-card {
  padding: 48px 40px;
  background: rgba(255,255,255,0.02);
  border-right: 1px solid rgba(201,168,76,0.12);
  transition: background 0.3s;
  position: relative;
  overflow: hidden;
}
.value-card:last-child { border-right: none; }
.value-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
  transform: scaleX(0);
  transition: transform 0.5s var(--ease-out);
}
.value-card:hover { background: rgba(201,168,76,0.04); }
.value-card:hover::before { transform: scaleX(1); }
.value-icon {
  width: 48px; height: 48px;
  color: var(--gold);
  margin-bottom: 24px;
  opacity: 0.8;
}
.value-card h3 {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  font-weight: 500;
  color: var(--white);
  margin-bottom: 14px;
}
.value-card p {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.48);
  line-height: 1.82;
}

/* ── Infrastructure ──────────────────────────── */
.infrastructure {
  padding: var(--section-pad) 0;
  background: var(--off-white);
}
.infra-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.infra-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  padding: 36px 28px;
  transition: border-color 0.28s, box-shadow 0.28s, transform 0.28s;
  position: relative;
}
.infra-card:hover {
  border-color: var(--gold);
  box-shadow: 0 10px 36px rgba(0,0,0,0.06);
  transform: translateY(-3px);
}
.infra-card h4 {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--dark);
  margin-bottom: 10px;
}
.infra-card p {
  font-size: 0.85rem;
  color: var(--text-light);
  line-height: 1.74;
}
.infra-highlight {
  background: var(--dark-2);
  border-color: var(--dark-2);
}
.infra-highlight:hover { border-color: var(--gold); }
.infra-highlight h4 { color: var(--white); }
.infra-highlight p { color: rgba(255,255,255,0.5); }
.infra-check {
  width: 36px; height: 36px;
  background: rgba(201,168,76,0.1);
  border: 1px solid rgba(201,168,76,0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  border-radius: 50%;
}
.infra-check svg { width: 18px; height: 18px; stroke: var(--gold); }

/* ── Gallery ────────────────────────────────── */
.gallery-section {
  background: var(--off-white);
  padding: var(--section-pad) 0;
}
.gallery-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  padding: 20px;
}
.gallery-slideshow { position: relative; }
.gallery-slides {
  position: relative;
  aspect-ratio: 3 / 2;
  overflow: hidden;
  background: var(--gray-100);
}
.gallery-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.7s var(--ease-out);
}
.gallery-slide.is-active {
  opacity: 1;
  pointer-events: auto;
  z-index: 1;
}
.gallery-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.gallery-slide-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 2;
  width: 44px; height: 44px;
  border-radius: 50%;
  background: rgba(12,12,12,0.45);
  border: 1px solid rgba(255,255,255,0.25);
  color: var(--white);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color 0.25s, color 0.25s, background 0.25s;
}
.gallery-slide-nav:hover { border-color: var(--gold); color: var(--gold); background: rgba(12,12,12,0.65); }
.gallery-slide-nav svg { width: 18px; height: 18px; }
.gallery-slide-prev { left: 16px; }
.gallery-slide-next { right: 16px; }
.gallery-slideshow-footer {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 18px 6px 6px;
}
.gallery-slide-toggle {
  flex-shrink: 0;
  width: 32px; height: 32px;
  border-radius: 50%;
  background: transparent;
  border: 1px solid var(--gray-300);
  color: var(--gray-700);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color 0.25s, color 0.25s;
}
.gallery-slide-toggle:hover { border-color: var(--gold); color: var(--gold-dark); }
.gallery-slide-toggle svg { width: 13px; height: 13px; }
.gallery-slide-toggle .icon-play { display: none; }
.gallery-slide-toggle.is-paused .icon-pause { display: none; }
.gallery-slide-toggle.is-paused .icon-play { display: block; }
.gallery-dots {
  display: flex;
  align-items: center;
  gap: 8px;
}
.gallery-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  padding: 0;
  border: none;
  background: var(--gray-300);
  cursor: pointer;
  transition: background 0.25s, transform 0.25s;
}
.gallery-dot:hover { background: var(--gold-light); }
.gallery-dot.is-active { background: var(--gold); transform: scale(1.25); }
.gallery-slide-caption {
  margin-left: auto;
  font-size: 0.8rem;
  color: var(--text-light);
  text-align: right;
  max-width: 45ch;
}

/* ── Capacity ───────────────────────────────── */
.capacity {
  background: var(--dark-2);
  padding: var(--section-pad) 0;
  position: relative;
  overflow: hidden;
}
.capacity-pattern {
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(0deg, transparent, transparent 39px, rgba(201,168,76,0.04) 40px),
    repeating-linear-gradient(90deg, transparent, transparent 39px, rgba(201,168,76,0.04) 40px);
  background-size: 40px 40px;
  pointer-events: none;
}
.capacity .section-title { color: var(--white); }
.capacity-grid {
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 64px 0 44px;
  position: relative;
  z-index: 1;
}
.capacity-item { flex: 1; text-align: center; padding: 0 48px; }
.capacity-number {
  font-family: var(--font-serif);
  font-size: clamp(2.8rem, 5vw, 5rem);
  font-weight: 600;
  color: var(--white);
  line-height: 1;
  margin-bottom: 10px;
}
.capacity-unit {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 10px;
}
.capacity-label { font-size: 0.9rem; color: rgba(255,255,255,0.55); }
.capacity-divider {
  width: 1px; height: 96px;
  background: rgba(201,168,76,0.15);
  flex-shrink: 0;
}
.capacity-note {
  text-align: center;
  font-size: 0.925rem;
  color: rgba(255,255,255,0.55);
  max-width: 520px;
  margin: 0 auto;
  line-height: 1.8;
  position: relative;
  z-index: 1;
}
.capacity-note strong { color: var(--gold-light); }

/* ── Clientele ──────────────────────────────── */
.clientele {
  padding: var(--section-pad) 0;
  background: var(--cream);
}
.clients-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.client-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  padding: 34px 18px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  transition: all 0.32s var(--ease-out);
  cursor: default;
}
.client-card:hover {
  background: var(--dark);
  border-color: var(--dark);
  transform: translateY(-4px);
  box-shadow: 0 18px 44px rgba(0,0,0,0.14);
}
.client-card span {
  font-family: var(--font-serif);
  font-size: 0.975rem;
  font-weight: 500;
  color: var(--text);
  transition: color 0.3s;
}
.client-card small {
  font-size: 0.7rem;
  color: var(--gray-500);
  line-height: 1.5;
  transition: color 0.3s;
}
.client-card:hover span { color: var(--gold-light); }
.client-card:hover small { color: rgba(255,255,255,0.55); }

.clients-award {
  display: flex;
  align-items: center;
  gap: 24px;
  margin-top: 52px;
}
.award-line { flex: 1; height: 1px; background: var(--gray-300); }
.clients-award-text {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.76rem;
  color: var(--gray-500);
  letter-spacing: 0.04em;
  white-space: nowrap;
}
.clients-award-text svg { stroke: var(--gold); flex-shrink: 0; }

/* ── Proprietor ─────────────────────────────── */
.proprietor {
  padding: var(--section-pad) 0;
  background: var(--off-white);
}
.proprietor-grid {
  display: grid;
  grid-template-columns: 360px 1fr;
  gap: 96px;
  align-items: start;
}
.proprietor-visual { position: sticky; top: 100px; }
.proprietor-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  overflow: hidden;
}
.proprietor-avatar {
  aspect-ratio: 1;
  background: var(--cream);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gray-300);
  overflow: hidden;
}
.proprietor-avatar svg { width: 80%; height: 80%; }
.proprietor-avatar-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.proprietor-name-card {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 22px 28px;
  background: var(--dark);
}
.prop-name {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  font-weight: 500;
  color: var(--white);
}
.prop-role {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold);
}
.prop-badge {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: 18px 28px;
  background: rgba(201,168,76,0.06);
  border: 1px solid rgba(201,168,76,0.18);
  border-top: none;
}
.prop-badge-num {
  font-family: var(--font-serif);
  font-size: 1.9rem;
  font-weight: 600;
  color: var(--gold-dark);
  line-height: 1;
}
.prop-badge-num sup { font-size: 0.85rem; vertical-align: super; }
.prop-badge-label {
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gray-700);
  margin-top: 4px;
}

.proprietor-name {
  font-family: var(--font-serif);
  font-size: 1.75rem;
  font-weight: 500;
  color: var(--dark);
  margin: 20px 0 4px;
}
.proprietor-title {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 28px;
}
.proprietor-credentials {
  display: flex;
  gap: 32px;
  padding-top: 28px;
  border-top: 1px solid var(--gray-200);
  margin-top: 28px;
  flex-wrap: wrap;
}
.credential { display: flex; flex-direction: column; gap: 4px; }
.cred-num {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--dark);
  line-height: 1;
}
.cred-num sup { font-size: 0.72rem; vertical-align: super; color: var(--gold); }
.cred-label {
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gray-500);
}

/* ── Contact ────────────────────────────────── */
.contact {
  padding: var(--section-pad) 0;
  background: var(--cream);
}
.contact-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.contact-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  padding: 36px 30px;
  transition: border-color 0.28s, box-shadow 0.28s, transform 0.28s;
}
.contact-card:hover {
  border-color: var(--gold);
  box-shadow: 0 14px 44px rgba(0,0,0,0.07);
  transform: translateY(-3px);
}
.contact-card-header {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  margin-bottom: 22px;
  padding-bottom: 22px;
  border-bottom: 1px solid var(--gray-200);
}
.contact-icon {
  width: 40px; height: 40px;
  background: var(--dark);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  border-radius: var(--radius);
}
.contact-icon svg { width: 17px; height: 17px; stroke: var(--gold); }
.contact-card-header h3 {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 500;
  color: var(--dark);
  margin-bottom: 4px;
}
.contact-addr { font-size: 0.78rem; color: var(--text-light); line-height: 1.65; }

.contact-persons { display: flex; flex-direction: column; gap: 8px; }
.contact-person {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 13px;
  background: var(--gray-100);
  border-radius: var(--radius);
  transition: background 0.25s;
}
.contact-person:hover { background: var(--dark); }
.person-name {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--text);
  text-transform: uppercase;
  transition: color 0.25s;
}
.person-num { font-size: 0.8rem; color: var(--text-light); transition: color 0.25s; }
.contact-person:hover .person-name,
.contact-person:hover .person-num { color: var(--white); }

.contact-email-block {
  margin-top: 20px;
  padding-top: 20px;
  border-top: 1px solid var(--gray-200);
}
.contact-email-label {
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gray-500);
  margin-bottom: 8px;
}
.email-link {
  display: block;
  font-size: 0.85rem;
  color: var(--gold-dark);
  font-weight: 600;
  word-break: break-all;
  transition: color 0.25s;
}
.email-link:hover { color: var(--dark); }

/* Contact Form Card */
.contact-form-card { grid-column: span 1; }

.enquiry-form { display: flex; flex-direction: column; gap: 10px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.form-group { display: flex; flex-direction: column; }

.enquiry-form input,
.enquiry-form textarea {
  width: 100%;
  padding: 11px 14px;
  font-family: var(--font-sans);
  font-size: 0.82rem;
  color: var(--text);
  background: var(--gray-100);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  outline: none;
  transition: border-color 0.25s, background 0.25s;
  resize: none;
}
.enquiry-form input::placeholder,
.enquiry-form textarea::placeholder { color: var(--gray-500); }
.enquiry-form input:focus,
.enquiry-form textarea:focus {
  border-color: var(--gold);
  background: var(--white);
}
.form-submit { margin-top: 6px; width: 100%; }

/* Field validation */
.form-fields { display: flex; flex-direction: column; gap: 10px; }
.form-fields.hide { display: none; }
.field-error {
  display: block;
  min-height: 0;
  font-size: 0.72rem;
  color: var(--error);
  margin-top: 6px;
  line-height: 1.4;
}
.field-error:empty { margin-top: 0; }
.enquiry-form input.has-error,
.enquiry-form textarea.has-error,
.enquiry-form select.has-error {
  border-color: var(--error);
}

/* Success confirmation */
.form-success {
  display: none;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
  padding: 28px 24px;
  background: var(--gray-100);
  border: 1px solid var(--gray-200);
  border-top: 2px solid var(--gold);
}
.form-success.show { display: flex; }
.form-success svg { color: var(--gold); }
.form-success p { font-size: 0.85rem; color: var(--text-light); line-height: 1.6; margin: 0; }
.form-success p strong { color: var(--text); }
.form-success-fallback a { color: var(--gold-dark); text-decoration: underline; }
.form-success-reset { margin-top: 6px; }

/* ── Footer ─────────────────────────────────── */
.footer { background: var(--dark); padding: 0; }
.footer-top-bar {
  height: 3px;
  background: linear-gradient(90deg, var(--gold-dark), var(--gold), var(--gold-light), var(--gold));
}
.footer > .container { padding-top: 80px; }
.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr;
  gap: 60px;
  padding-bottom: 56px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.footer-brand p {
  font-size: 0.84rem;
  color: rgba(255,255,255,0.55);
  line-height: 1.85;
  margin-top: 18px;
  max-width: 280px;
}
.footer-award {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 18px;
  font-size: 0.7rem;
  color: var(--gold);
  letter-spacing: 0.06em;
  opacity: 0.75;
}
.footer-award svg { stroke: var(--gold); flex-shrink: 0; }

.footer-links h4, .footer-contact h4 {
  font-size: 0.64rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 20px;
}
.footer-links ul { display: flex; flex-direction: column; gap: 10px; }
.footer-links a {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.55);
  transition: color 0.25s, padding-left 0.25s;
}
.footer-links a:hover { color: var(--white); padding-left: 4px; }

.footer-contact { display: flex; flex-direction: column; gap: 9px; }
.footer-contact p, .footer-contact a {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.55);
  line-height: 1.6;
  transition: color 0.25s;
}
.footer-contact a:hover { color: var(--gold); }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 0;
}
.footer-bottom p { font-size: 0.74rem; color: rgba(255,255,255,0.55); letter-spacing: 0.03em; }

/* ── Back to Top ────────────────────────────── */
#backToTop {
  position: fixed;
  bottom: 36px; right: 36px;
  width: 44px; height: 44px;
  background: var(--gold);
  color: var(--dark);
  border: none;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 900;
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.3s, transform 0.3s, background 0.25s;
  pointer-events: none;
}
#backToTop.show { opacity: 1; transform: translateY(0); pointer-events: auto; }
#backToTop:hover { background: var(--gold-light); transform: translateY(-3px); }
#backToTop svg { width: 18px; height: 18px; }

/* ── Timeline Section ────────────────────────── */
.timeline-section {
  padding: var(--section-pad) 0;
  background: var(--dark-2);
}
.timeline-section .section-title { color: var(--white); }
.timeline-section .section-eyebrow { color: var(--gold); }
.timeline-track {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  margin-top: 64px;
  position: relative;
}
.timeline-track::before {
  content: '';
  position: absolute;
  top: 28px;
  left: calc(12.5%);
  right: calc(12.5%);
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold), var(--gold), transparent);
  opacity: 0.3;
}
.timeline-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 0 20px;
}
.timeline-marker {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
}
.timeline-year-tag {
  font-family: var(--font-sans);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--gold);
  background: rgba(201,168,76,0.08);
  border: 1px solid rgba(201,168,76,0.2);
  padding: 5px 12px;
  border-radius: 20px;
}
.timeline-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--dark-3);
  border: 2px solid rgba(201,168,76,0.4);
  position: relative;
  z-index: 1;
}
.timeline-dot--gold {
  background: var(--gold);
  border-color: var(--gold);
  box-shadow: 0 0 12px rgba(201,168,76,0.5);
}
.timeline-content h4 {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--white);
  margin-bottom: 10px;
}
.timeline-content p {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.45);
  line-height: 1.7;
}

/* ── Process Section ─────────────────────────── */
.process-section {
  padding: var(--section-pad) 0;
  background: var(--off-white);
}
.process-steps {
  display: flex;
  align-items: flex-start;
  gap: 0;
  margin-top: 16px;
}
.process-step {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 36px 20px;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  transition: border-color 0.25s, transform 0.25s;
}
.process-step:hover {
  border-color: rgba(201,168,76,0.4);
  transform: translateY(-4px);
}
.process-step-num {
  font-family: var(--font-serif);
  font-size: 2.2rem;
  font-weight: 600;
  color: rgba(201,168,76,0.2);
  line-height: 1;
  margin-bottom: 16px;
}
.process-step-icon {
  color: var(--gold);
  margin-bottom: 16px;
  width: 44px;
  height: 44px;
}
.process-step-icon svg { width: 100%; height: 100%; }
.process-step h4 {
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--dark);
  margin-bottom: 10px;
}
.process-step p {
  font-size: 0.82rem;
  color: var(--text-light);
  line-height: 1.68;
}
.process-arrow {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 8px;
  margin-top: 80px;
  color: rgba(201,168,76,0.35);
}
.process-arrow svg { width: 28px; height: 14px; }

/* ── Product Specs ────────────────────────────── */
.product-specs {
  margin: 20px 0;
  border-top: 1px solid var(--gray-200);
  padding-top: 16px;
}
.spec-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 7px 0;
  border-bottom: 1px solid var(--gray-200);
  font-size: 0.8rem;
}
.spec-row:last-child { border-bottom: none; }
.spec-row span:first-child { color: var(--gray-500); }
.spec-row span:last-child { color: var(--gold-dark); font-weight: 500; }
.btn-sample {
  background: transparent;
  border: 1px solid rgba(201,168,76,0.35);
  color: var(--gold);
  font-family: var(--font-sans);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  padding: 8px 16px;
  border-radius: var(--radius);
  cursor: pointer;
  transition: background 0.25s, border-color 0.25s, color 0.25s;
  white-space: nowrap;
}
.btn-sample:hover {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--dark);
}

/* ── FAQ Section ─────────────────────────────── */
.faq-section {
  padding: var(--section-pad) 0;
  background: var(--dark);
}
.faq-section .section-title { color: var(--white); }
.faq-list {
  max-width: 760px;
  margin: 0 auto;
}
.faq-item {
  border-bottom: 1px solid rgba(255,255,255,0.07);
}
.faq-item:first-child { border-top: 1px solid rgba(255,255,255,0.07); }
.faq-q {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  background: none;
  border: none;
  color: var(--white);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 500;
  text-align: left;
  padding: 22px 0;
  cursor: pointer;
  transition: color 0.2s;
}
.faq-q:hover { color: var(--gold); }
.faq-icon {
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  color: var(--gold);
  transition: transform 0.3s var(--ease-out);
}
.faq-icon svg { width: 22px; height: 22px; }
.faq-item.open .faq-icon { transform: rotate(180deg); }
.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.38s var(--ease-out), padding 0.3s;
}
.faq-item.open .faq-a { max-height: 200px; padding-bottom: 20px; }
.faq-a p {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.5);
  line-height: 1.78;
}

/* ── Maps ────────────────────────────────────── */
.maps-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 56px;
}
.map-wrap { border-radius: var(--radius); overflow: hidden; }
.map-label {
  font-family: var(--font-sans);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 10px;
}
.map-wrap iframe {
  width: 100%;
  height: 280px;
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius);
  display: block;
  filter: grayscale(20%);
}

/* ── WhatsApp Floating Button ────────────────── */
.whatsapp-float {
  position: fixed;
  bottom: 84px;
  right: 24px;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: #25D366;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 18px rgba(37,211,102,0.4);
  z-index: 900;
  transition: transform 0.25s var(--ease-out), box-shadow 0.25s;
}
.whatsapp-float:hover {
  transform: scale(1.1) translateY(-2px);
  box-shadow: 0 8px 28px rgba(37,211,102,0.55);
}
.whatsapp-float svg { width: 26px; height: 26px; }

/* ── Sample Modal ────────────────────────────── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.75);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s, visibility 0.3s;
}
.modal-overlay.show { opacity: 1; visibility: visible; }
.modal-box {
  background: var(--dark-2);
  border: 1px solid rgba(201,168,76,0.15);
  border-radius: var(--radius);
  padding: 48px 44px;
  max-width: 580px;
  width: 100%;
  position: relative;
  transform: translateY(20px);
  transition: transform 0.35s var(--ease-out);
  max-height: 90vh;
  overflow-y: auto;
}
.modal-overlay.show .modal-box { transform: translateY(0); }
.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  background: none;
  border: none;
  color: rgba(255,255,255,0.4);
  font-size: 1.5rem;
  cursor: pointer;
  line-height: 1;
  transition: color 0.2s;
  padding: 4px 8px;
}
.modal-close:hover { color: var(--white); }
.modal-title {
  font-family: var(--font-serif);
  font-size: 1.7rem;
  font-weight: 500;
  color: var(--white);
  margin-bottom: 28px;
}
.modal-box .enquiry-form input,
.modal-box .enquiry-form select,
.modal-box .enquiry-form textarea {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.1);
  color: var(--white);
  border-radius: var(--radius);
  padding: 13px 16px;
  font-family: var(--font-sans);
  font-size: 0.88rem;
  width: 100%;
  transition: border-color 0.25s;
  -webkit-appearance: none;
}
.modal-box .enquiry-form select { cursor: pointer; }
.modal-box .enquiry-form input::placeholder,
.modal-box .enquiry-form textarea::placeholder { color: rgba(255,255,255,0.3); }
.modal-box .enquiry-form input:focus,
.modal-box .enquiry-form select:focus,
.modal-box .enquiry-form textarea:focus {
  outline: none;
  border-color: rgba(201,168,76,0.5);
}
.modal-box .form-group { margin-bottom: 14px; }
.modal-box .form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.modal-box .form-submit { margin-top: 6px; }
.modal-box .form-fields { display: flex; flex-direction: column; }
.modal-box .form-fields.hide { display: none; }
.modal-box .field-error { color: var(--error-on-dark); }
.modal-box .enquiry-form input.has-error,
.modal-box .enquiry-form select.has-error,
.modal-box .enquiry-form textarea.has-error {
  border-color: var(--error);
}
.modal-box .form-success {
  background: rgba(255,255,255,0.04);
  border-color: rgba(255,255,255,0.1);
}
.modal-box .form-success p { color: rgba(255,255,255,0.55); }
.modal-box .form-success p strong { color: var(--white); }
.modal-box .form-success-fallback a { color: var(--gold-light); }

/* =============================================
   RESPONSIVE — Mobile Optimized
   ============================================= */

/* Touch: disable lift-hover on cards (prevents weird tap-hold state) */
@media (hover: none) {
  .product-card:hover,
  .infra-card:hover,
  .stat-card:hover,
  .client-card:hover,
  .contact-card:hover,
  .value-card:hover { transform: none !important; box-shadow: none !important; }
  .footer-links a:hover { padding-left: 0; }
}

/* ── Tablet ≤1100px ──────────────────────────── */
@media (max-width: 1100px) {
  :root { --section-pad: 84px; }

  /* Hero */
  .hero-inner     { grid-template-columns: 1fr 260px; gap: 40px; }
  .hero-panel-year { font-size: 4.4rem; }
  .hero-panel-body { padding: 32px 24px; }

  /* About */
  .about-grid  { grid-template-columns: 1fr; gap: 48px; }
  .about-stats { padding-top: 0; }

  /* Proprietor */
  .proprietor-grid   { grid-template-columns: 1fr; gap: 48px; }
  .proprietor-visual { position: static; }

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

  /* Clients */
  .clients-grid { grid-template-columns: repeat(3, 1fr); }

  /* Values */
  .values-grid { grid-template-columns: 1fr; }
  .value-card { border-right: none; border-bottom: 1px solid rgba(201,168,76,0.12); }
  .value-card:last-child { border-bottom: none; }

  /* Contact */
  .contact-grid     { grid-template-columns: 1fr 1fr; }
  .contact-form-card { grid-column: span 2; }

  /* Timeline */
  .timeline-track { grid-template-columns: repeat(2, 1fr); gap: 40px 0; }
  .timeline-track::before { display: none; }

  /* Process */
  .process-steps { flex-wrap: wrap; gap: 16px; }
  .process-arrow { display: none; }
  .process-step { flex: 0 0 calc(50% - 8px); }

  /* Maps */
  .maps-row { grid-template-columns: 1fr; }

  /* Capacity */
  .capacity-item { padding: 0 24px; }

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

/* ── Mobile ≤800px ───────────────────────────── */
@media (max-width: 800px) {
  :root { --section-pad: 68px; }
  .container     { padding: 0 22px; }
  .nav-container { padding: 0 22px; }

  /* ── Nav: slide-in panel ──────────────────── */
  .nav-links {
    display: flex;
    position: fixed;
    top: 0; right: 0; bottom: 0;
    width: min(300px, 82vw);
    background: var(--dark);
    flex-direction: column;
    align-items: flex-start;
    padding: 88px 28px 28px;
    gap: 0;
    border-left: 1px solid rgba(201,168,76,0.1);
    z-index: 1050;
    overflow-y: auto;
    /* slide off-screen by default */
    transform: translateX(100%);
    transition: transform 0.36s var(--ease-out);
    pointer-events: none;
    visibility: hidden;
  }
  .nav-links.open {
    transform: translateX(0);
    pointer-events: auto;
    visibility: visible;
  }
  .nav-links li { width: 100%; }
  .nav-links a {
    display: block;
    font-size: 0.9rem;
    color: rgba(255,255,255,0.65);
    padding: 15px 0;
    border-bottom: 1px solid rgba(255,255,255,0.05);
    letter-spacing: 0.05em;
    min-height: 44px;
    display: flex;
    align-items: center;
  }
  .nav-links a::after { display: none; }
  .nav-links a:last-child { border-bottom: none; }
  .nav-cta {
    margin-top: 20px !important;
    padding: 15px 0 !important;
    background: transparent !important;
    color: var(--gold) !important;
    border: none !important;
    border-radius: 0 !important;
    font-size: 0.9rem !important;
    letter-spacing: 0.05em !important;
  }
  .hamburger { display: flex; }

  /* ── Hero ─────────────────────────────────── */
  .hero          { min-height: 100svh; min-height: 100vh; }
  .hero-inner    { grid-template-columns: 1fr; }
  .hero-right    { display: none; }
  .hero-body     { padding-top: 92px; padding-bottom: 8px; }
  .hero-wordmark { font-size: clamp(6rem, 20vw, 10rem); }
  .hero-tag      { margin-bottom: 20px; }
  .hero-line     { font-size: clamp(2.5rem, 8.5vw, 3.8rem); }
  .hero-line:nth-child(3) { padding-left: 4vw; }
  .hero-desc     { font-size: 0.95rem; max-width: 100%; margin-bottom: 28px; }

  /* Hero stats — 2×2 grid using borders instead of separators */
  .hero-stats-inner { flex-wrap: wrap; padding: 0; }
  .hero-stat-sep  { display: none; }
  .hero-stat      { flex: 0 0 50%; padding: 16px 10px; }
  /* top-row cells get bottom border */
  .hero-stat:nth-child(1),
  .hero-stat:nth-child(3) { border-bottom: 1px solid rgba(201,168,76,0.1); }
  /* left-column cells get right border */
  .hero-stat:nth-child(1),
  .hero-stat:nth-child(5) { border-right: 1px solid rgba(201,168,76,0.1); }
  .hero-stat-num   { font-size: 1.25rem; }
  .hero-stat-label { font-size: 0.58rem; }

  /* ── Section text ─────────────────────────── */
  .section-title    { font-size: clamp(1.65rem, 5.2vw, 2.4rem); }
  .section-subtitle { font-size: 0.925rem; margin-bottom: 44px; }

  /* ── About ────────────────────────────────── */
  .about-stats { grid-template-columns: 1fr 1fr; gap: 14px; }
  .stat-card   { padding: 22px 16px; }
  .stat-number { font-size: 2.3rem; }

  /* ── Products ─────────────────────────────── */
  .products-grid { grid-template-columns: 1fr; gap: 18px; }
  .product-card  { padding: 36px 26px; }

  /* ── Values ───────────────────────────────── */
  .values-grid { gap: 0; }

  /* ── Infrastructure ───────────────────────── */
  .infra-grid { grid-template-columns: 1fr 1fr; gap: 14px; }
  .infra-card { padding: 28px 22px; }

  /* ── Gallery ──────────────────────────────── */
  .gallery-card { padding: 10px; }
  .gallery-slide-nav { width: 38px; height: 38px; }
  .gallery-slideshow-footer { flex-wrap: wrap; row-gap: 12px; }
  .gallery-slide-caption { margin-left: 0; text-align: left; max-width: 100%; order: 1; flex-basis: 100%; }

  /* ── Capacity ─────────────────────────────── */
  .capacity-grid    { flex-direction: column; gap: 32px; }
  .capacity-divider { width: 44px; height: 1px; }
  .capacity-item    { padding: 0 16px; }

  /* ── Clients ──────────────────────────────── */
  .clients-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .clients-award { flex-direction: column; gap: 12px; text-align: center; }
  .award-line { width: 56px; height: 1px; }
  .clients-award-text { white-space: normal; text-align: center; justify-content: center; }

  /* ── Proprietor ───────────────────────────── */
  .proprietor-credentials { flex-wrap: wrap; gap: 16px; }
  .credential { flex: 0 0 calc(50% - 8px); }

  /* ── Contact ──────────────────────────────── */
  .contact-grid      { grid-template-columns: 1fr; gap: 14px; }
  .contact-form-card { grid-column: span 1; }
  .form-row          { grid-template-columns: 1fr; }

  /* ── Footer ───────────────────────────────── */
  .footer-grid   { grid-template-columns: 1fr; gap: 28px; }
  .footer-bottom { flex-direction: column; gap: 6px; text-align: center; }
  .footer-brand p { max-width: 100%; }

  /* ── Timeline ─────────────────────────────── */
  .timeline-track { grid-template-columns: 1fr 1fr; gap: 32px 0; }
  .timeline-track::before { display: none; }
  .timeline-item { padding: 0 12px; }

  /* ── Process ──────────────────────────────── */
  .process-steps { flex-direction: column; gap: 12px; }
  .process-arrow { display: none; }
  .process-step { flex-direction: row; align-items: flex-start; text-align: left; gap: 16px; padding: 24px 20px; }
  .process-step-num { font-size: 1.6rem; margin-bottom: 0; min-width: 36px; }
  .process-step-icon { margin-bottom: 0; min-width: 36px; width: 36px; height: 36px; }

  /* ── FAQ ──────────────────────────────────── */
  .faq-q { font-size: 0.9rem; padding: 18px 0; }

  /* ── Maps ─────────────────────────────────── */
  .maps-row { grid-template-columns: 1fr; gap: 16px; margin-top: 36px; }
  .map-wrap iframe { height: 220px; }

  /* ── Modal ────────────────────────────────── */
  .modal-box { padding: 36px 24px; }
  .modal-box .form-row { grid-template-columns: 1fr; gap: 0; }

  /* ── WhatsApp ─────────────────────────────── */
  .whatsapp-float { bottom: 72px; right: 16px; width: 46px; height: 46px; }

  /* ── Back to top ──────────────────────────── */
  #backToTop { bottom: 16px; right: 16px; width: 40px; height: 40px; }
}

/* ── Small phones ≤520px ─────────────────────── */
@media (max-width: 520px) {
  :root { --section-pad: 52px; }
  .container { padding: 0 16px; }

  /* Hero */
  .hero-line  { font-size: clamp(2rem, 8.5vw, 2.8rem); }
  .hero-line:nth-child(3) { padding-left: 0; }
  .hero-actions     { flex-direction: column; }
  .hero-actions .btn { width: 100%; }
  .hero-tag-bar     { display: none; }

  /* Section */
  .section-title    { font-size: clamp(1.45rem, 6vw, 1.9rem); }
  .section-subtitle { font-size: 0.875rem; margin-bottom: 36px; }

  /* About stats */
  .stat-number { font-size: 2rem; }
  .stat-label  { font-size: 0.65rem; }

  /* Products */
  .product-card   { padding: 28px 18px; }

  /* Infra */
  .infra-grid { grid-template-columns: 1fr; }

  /* Clients */
  .client-card { padding: 22px 10px; }
  .client-card span { font-size: 0.85rem; }
  .client-card small { font-size: 0.65rem; }

  /* Capacity */
  .capacity-item  { padding: 0; }
  .capacity-number { font-size: clamp(2rem, 9vw, 3rem); }

  /* Contact */
  .contact-card     { padding: 22px 16px; }
  .contact-person   { min-height: 44px; }
  .person-num       { font-size: 0.75rem; }

  /* CRITICAL: prevent iOS input zoom (font-size must be ≥16px) */
  .enquiry-form input,
  .enquiry-form select,
  .enquiry-form textarea,
  .modal-box .enquiry-form input,
  .modal-box .enquiry-form select,
  .modal-box .enquiry-form textarea { font-size: 16px; padding: 12px; }

  /* Timeline single column */
  .timeline-track { grid-template-columns: 1fr; gap: 28px; }

  /* Specs */
  .spec-row { font-size: 0.78rem; }

  /* Footer */
  .footer-links a,
  .footer-contact a,
  .footer-contact p { font-size: 0.8rem; }
}

/* ── Very small phones ≤375px ────────────────── */
@media (max-width: 375px) {
  :root { --section-pad: 44px; }
  .container { padding: 0 14px; }

  .hero-line      { font-size: clamp(1.75rem, 9vw, 2.4rem); }
  .hero-stat      { padding: 12px 6px; }
  .hero-stat-num  { font-size: 1rem; }
  .hero-stat-label { font-size: 0.52rem; letter-spacing: 0.06em; }

  .section-title  { font-size: clamp(1.35rem, 7vw, 1.7rem); }
  .stat-number    { font-size: 1.8rem; }

  .clients-grid   { grid-template-columns: 1fr; }
  .client-card    { padding: 18px 14px; }

  .credential     { flex: 0 0 100%; }
  .cred-num       { font-size: 1.3rem; }

  .infra-card     { padding: 22px 16px; }
  .product-card   { padding: 24px 16px; }
  .contact-card   { padding: 18px 14px; }
}

/* ── Reduced motion ──────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .scroll-line    { animation: none; }
  .strip-track    { animation: none; }
  .preloader-logo { animation: none; opacity: 1; }
  .preloader-fill { animation: none; width: 100%; }
  .preloader-sub  { animation: none; opacity: 1; }
}