/* ==========================================================================
   NAGDEV PRODUCTS PRIVATE LIMITED — DESIGN SYSTEM
   Premium Editorial Industrial B2B
   ========================================================================== */

/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,400;0,500;0,600;0,700;1,400;1,600&family=Inter:wght@300;400;500;600;700&display=swap');

/* ==========================================================================
   1. CSS CUSTOM PROPERTIES
   ========================================================================== */

:root {
  /* Brand Colors */
  --forest:        #0B3D1E;
  --forest-mid:    #0F4A24;
  --forest-light:  #15612E;
  --forest-subtle: #EBF2ED;
  --gold:          #B8841A;
  --gold-light:    #D4A537;
  --gold-pale:     #F5E8CC;

  /* Neutrals */
  --ivory:         #F4EFE4;
  --ivory-dark:    #EDE7D9;
  --warm-white:    #FDFAF5;
  --charcoal:      #1A1A1A;
  --charcoal-soft: #3A3A3A;
  --text-body:     #2C2C2C;
  --text-mid:      #555555;
  --text-muted:    #888888;
  --border:        #E0D9CE;
  --border-light:  #EDE8DF;

  /* Typography */
  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body:    'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  /* Spacing Scale */
  --space-xs:   0.375rem;
  --space-sm:   0.75rem;
  --space-md:   1.25rem;
  --space-lg:   2rem;
  --space-xl:   3rem;
  --space-2xl:  5rem;
  --space-3xl:  8rem;

  /* Section Padding */
  --section-py: 6rem;
  --section-py-sm: 4rem;

  /* Border Radius */
  --radius-xs:  2px;
  --radius-sm:  4px;
  --radius-md:  8px;
  --radius-lg:  12px;

  /* Transitions */
  --ease:       cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --ease-out:   cubic-bezier(0.0, 0.0, 0.2, 1);

  /* Shadows */
  --shadow-sm:  0 1px 4px rgba(0,0,0,0.06);
  --shadow-md:  0 4px 16px rgba(0,0,0,0.08);
  --shadow-lg:  0 12px 40px rgba(0,0,0,0.12);

  /* Header */
  --header-h:   80px;
}

/* ==========================================================================
   2. RESET & BASE
   ========================================================================== */

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--text-body);
  background: var(--ivory);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button { font-family: var(--font-body); cursor: pointer; border: none; background: none; }
ul, ol { list-style: none; }
input, textarea, select { font-family: var(--font-body); }

/* ==========================================================================
   3. TYPOGRAPHY SCALE
   ========================================================================== */

.t-display {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.05;
  letter-spacing: -0.01em;
}
.t-display-xl { font-size: clamp(3rem, 6vw, 5.5rem); }
.t-display-lg { font-size: clamp(2.5rem, 4.5vw, 4rem); }
.t-display-md { font-size: clamp(2rem, 3.5vw, 3rem); }
.t-display-sm { font-size: clamp(1.5rem, 2.5vw, 2.25rem); }

.t-heading {
  font-family: var(--font-body);
  font-weight: 600;
  line-height: 1.3;
}
.t-heading-lg { font-size: clamp(1.125rem, 2vw, 1.375rem); }
.t-heading-md { font-size: 1.125rem; }
.t-heading-sm { font-size: 0.9375rem; }

.t-body-lg { font-size: 1.125rem; line-height: 1.7; }
.t-body    { font-size: 1rem;     line-height: 1.65; }
.t-body-sm { font-size: 0.9375rem; line-height: 1.6; }
.t-caption { font-size: 0.8125rem; line-height: 1.5; }
.t-label   { font-size: 0.75rem; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; }

/* ==========================================================================
   4. LAYOUT UTILITIES
   ========================================================================== */

.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 2rem;
}
.container-wide {
  width: 100%;
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 2rem;
}
.container-narrow {
  width: 100%;
  max-width: 880px;
  margin: 0 auto;
  padding: 0 2rem;
}

.section { padding: var(--section-py) 0; }
.section-sm { padding: var(--section-py-sm) 0; }

/* Grid */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; }

/* Flex */
.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.flex-col { display: flex; flex-direction: column; }

/* Colors */
.bg-forest    { background: var(--forest); }
.bg-ivory     { background: var(--ivory); }
.bg-ivory-dark { background: var(--ivory-dark); }
.bg-white     { background: var(--warm-white); }
.color-white  { color: #fff; }
.color-gold   { color: var(--gold); }
.color-forest { color: var(--forest); }

/* ==========================================================================
   5. SECTION LABEL / EYEBROW
   ========================================================================== */

.section-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.625rem;
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 1.25rem;
}
.section-eyebrow::before {
  content: '';
  display: block;
  width: 24px;
  height: 1px;
  background: var(--gold);
  flex-shrink: 0;
}
.section-eyebrow.light { color: var(--gold-light); }
.section-eyebrow.light::before { background: var(--gold-light); }

/* ==========================================================================
   6. BUTTONS
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 1.75rem;
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  border-radius: var(--radius-sm);
  transition: all 0.22s var(--ease);
  white-space: nowrap;
  cursor: pointer;
  text-decoration: none;
}

.btn-primary {
  background: var(--forest);
  color: #fff;
  border: 1.5px solid var(--forest);
}
.btn-primary:hover {
  background: var(--forest-light);
  border-color: var(--forest-light);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(11, 61, 30, 0.3);
}

.btn-outline {
  background: transparent;
  color: var(--forest);
  border: 1.5px solid var(--forest);
}
.btn-outline:hover {
  background: var(--forest);
  color: #fff;
  transform: translateY(-1px);
}

.btn-ghost-white {
  background: transparent;
  color: #fff;
  border: 1.5px solid rgba(255,255,255,0.5);
}
.btn-ghost-white:hover {
  background: rgba(255,255,255,0.12);
  border-color: #fff;
}

.btn-gold {
  background: var(--gold);
  color: #fff;
  border: 1.5px solid var(--gold);
}
.btn-gold:hover {
  background: var(--gold-light);
  border-color: var(--gold-light);
  transform: translateY(-1px);
}

.btn-lg { padding: 1.1rem 2.25rem; font-size: 0.9375rem; }
.btn-sm { padding: 0.625rem 1.25rem; font-size: 0.8125rem; }

.btn svg, .btn-arrow {
  width: 16px; height: 16px;
  transition: transform 0.2s var(--ease);
}
.btn:hover .btn-arrow { transform: translateX(4px); }

/* ==========================================================================
   7. HEADER
   ========================================================================== */

.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--header-h);
  background: rgba(253, 250, 245, 0.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s, box-shadow 0.3s, background 0.3s;
  /* Flex makes all children vertically centred without depending on height:100% chain */
  display: flex;
  align-items: center;
}
.site-header.scrolled {
  border-color: var(--border-light);
  box-shadow: 0 2px 20px rgba(0,0,0,0.06);
}

/* container-wide inside header fills full width and inherits vertical centering */
.site-header .container-wide {
  flex: 1;
  display: flex;
  align-items: center;
  height: 100%;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  height: 100%;
  gap: 2rem;
}

.header-logo {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  height: 100%;
}
.header-logo img {
  height: 58px;
  width: auto;
  display: block;
}

/* Nav */
.header-nav { display: flex; align-items: center; height: 100%; }
.nav-list {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  list-style: none;
}
.nav-link {
  display: block;
  padding: 0.5rem 0.875rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--charcoal-soft);
  border-radius: var(--radius-sm);
  transition: color 0.18s, background 0.18s;
  white-space: nowrap;
}
.nav-link:hover,
.nav-link.active {
  color: var(--forest);
  background: var(--forest-subtle);
}

/* ── Mega Menu & Dropdown ── */
.nav-item-has-dropdown {
  position: relative;
  height: 100%;
  display: flex;
  align-items: center;
}
.nav-link-dropdown {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}
.dropdown-chevron {
  width: 11px;
  height: 11px;
  transition: transform 0.22s ease;
  stroke: currentColor;
}
.nav-item-has-dropdown:hover .dropdown-chevron {
  transform: rotate(180deg);
}

.mega-menu {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-40%) translateY(14px);
  width: 900px;
  max-width: 95vw;
  background: #ffffff;
  border: 1px solid rgba(11, 61, 30, 0.12);
  border-top: 3px solid var(--forest);
  border-radius: 16px;
  box-shadow: 
    0 24px 60px -12px rgba(11, 61, 30, 0.2),
    0 8px 24px -4px rgba(0, 0, 0, 0.08),
    0 0 0 1px rgba(0, 0, 0, 0.04);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.22s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.22s cubic-bezier(0.16, 1, 0.3, 1),
              visibility 0.22s cubic-bezier(0.16, 1, 0.3, 1);
  padding: 1.65rem 1.85rem 1.25rem 1.85rem;
  z-index: 1200;
}
.nav-item-has-dropdown:hover .mega-menu,
.nav-item-has-dropdown:focus-within .mega-menu,
.nav-item-has-dropdown.touch-open .mega-menu {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(-40%) translateY(2px);
}

/* Mega menu columns */
.mega-menu-grid {
  display: grid;
  grid-template-columns: 1fr 1.25fr 1fr;
  gap: 1.75rem;
}
.mega-col {
  display: flex;
  flex-direction: column;
}
.mega-col:not(:last-child) {
  border-right: 1px solid rgba(0, 0, 0, 0.06);
  padding-right: 1.5rem;
}
.mega-col-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  padding-bottom: 0.65rem;
  margin-bottom: 0.75rem;
  border-bottom: 1.5px solid rgba(11, 61, 30, 0.1);
}
.mega-col-title {
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--forest);
  white-space: nowrap;
}
.mega-col-badge {
  font-family: var(--font-sans);
  font-size: 0.625rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.2rem 0.55rem;
  border-radius: 20px;
  background: rgba(11, 61, 30, 0.08);
  color: var(--forest);
  white-space: nowrap;
  flex-shrink: 0;
}

.mega-prod-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  margin: 0;
  padding: 0;
}
.mega-prod-link {
  display: flex;
  flex-direction: column;
  padding: 0.45rem 0.65rem;
  border-radius: 8px;
  text-decoration: none;
  background: transparent;
  border: 1px solid transparent;
  transition: all 0.18s cubic-bezier(0.16, 1, 0.3, 1);
}
.mega-prod-link:hover {
  background: #f4f8f5;
  border-color: rgba(11, 61, 30, 0.1);
  transform: translateX(4px);
}
.mega-prod-brand {
  font-family: var(--font-sans);
  font-size: 0.78rem;
  font-weight: 800;
  color: #a17924;
  letter-spacing: 0.02em;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}
.mega-prod-brand::before {
  content: '';
  display: inline-block;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--gold);
  opacity: 0.85;
}
.mega-prod-name {
  font-size: 0.8125rem;
  font-weight: 500;
  color: #374151;
  line-height: 1.3;
  margin-top: 2px;
}
.mega-prod-link:hover .mega-prod-name {
  color: var(--forest);
}

/* Feature tip for column balance */
.mega-feature-tip {
  display: flex;
  align-items: flex-start;
  gap: 0.45rem;
  margin-top: 0.75rem;
  padding: 0.55rem 0.65rem;
  background: rgba(212, 165, 55, 0.08);
  border-left: 2.5px solid var(--gold);
  border-radius: 0 6px 6px 0;
  font-size: 0.72rem;
  color: #4b5563;
  line-height: 1.35;
}
.mega-feature-tip .tip-dot {
  color: var(--gold-dark);
  font-weight: 700;
  font-size: 0.8rem;
  line-height: 1;
  margin-top: 1px;
}

.mega-view-all {
  margin-top: 0.6rem;
  padding: 0.35rem 0.65rem;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--forest);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  border-radius: 6px;
  transition: all 0.18s ease;
}
.mega-view-all:hover {
  background: rgba(11, 61, 30, 0.07);
  gap: 0.55rem;
}

/* Mega menu bottom banner (Chemistry tree callout) */
.mega-menu-bottom {
  margin-top: 1.4rem;
  padding: 0.85rem 1.15rem;
  background: linear-gradient(135deg, #091a10 0%, #112e1c 100%);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.1), 0 4px 12px rgba(0, 0, 0, 0.1);
}
.mega-tree-callout {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  text-decoration: none;
  transition: transform 0.2s ease;
}
.mega-tree-callout:hover {
  transform: translateX(3px);
}
.mega-tree-icon-box {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: rgba(212, 165, 55, 0.18);
  border: 1px solid rgba(212, 165, 55, 0.35);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.15rem;
  flex-shrink: 0;
}
.mega-tree-title {
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 700;
  color: #ffffff;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}
.mega-tree-arrow {
  color: var(--gold);
  transition: transform 0.18s ease;
}
.mega-tree-callout:hover .mega-tree-arrow {
  transform: translateX(4px);
}
.mega-tree-sub {
  font-size: 0.72rem;
  color: rgba(255, 255, 255, 0.7);
  margin-top: 1px;
}
.mega-catalog-btn {
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 700;
  color: #081a0e;
  text-decoration: none;
  padding: 0.55rem 1.1rem;
  border-radius: 8px;
  background: linear-gradient(135deg, #e4ba59 0%, #d4a537 100%);
  border: 1px solid #d4a537;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  white-space: nowrap;
  flex-shrink: 0;
  transition: all 0.2s ease;
}
.mega-catalog-btn:hover {
  background: linear-gradient(135deg, #f0c96c 0%, #dfb246 100%);
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(212, 165, 55, 0.4);
}

/* Direct Chemistry Tree nav link */
.nav-link-tree {
  font-weight: 500;
}

.header-cta { flex-shrink: 0; display: flex; align-items: center; height: 100%; }

/* Mobile Toggle */
.mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  cursor: pointer;
  border-radius: var(--radius-sm);
}
.mobile-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--charcoal);
  border-radius: 2px;
  transition: all 0.25s var(--ease);
}

/* Mobile Drawer */
.mobile-drawer {
  position: fixed;
  top: 0; right: -100%;
  width: min(320px, 90vw);
  height: 100dvh;
  background: var(--warm-white);
  z-index: 2000;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0;
  transition: right 0.35s var(--ease);
  border-left: 1px solid var(--border);
  overflow-y: auto;
}
.mobile-drawer.open { right: 0; }

.mobile-drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 2rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--border-light);
}
.mobile-drawer-close {
  width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  border-radius: var(--radius-sm);
  color: var(--charcoal);
  font-size: 1.25rem;
  transition: background 0.18s;
}
.mobile-drawer-close:hover { background: var(--ivory); }

.mobile-nav-list { display: flex; flex-direction: column; gap: 0.25rem; margin-bottom: 1.5rem; }
.mobile-nav-link {
  display: block;
  padding: 0.875rem 1rem;
  font-size: 1rem;
  font-weight: 500;
  color: var(--charcoal);
  border-radius: var(--radius-sm);
  transition: background 0.18s, color 0.18s;
}
.mobile-nav-link:hover { background: var(--ivory); color: var(--forest); }

.mobile-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.4);
  z-index: 1999;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s;
}
.mobile-backdrop.open { opacity: 1; pointer-events: all; }

/* ==========================================================================
   8. HERO
   ========================================================================== */

.hero {
  min-height: 100dvh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: stretch;
  padding-top: var(--header-h);
  background: var(--ivory);
  overflow: hidden;
}

.hero-content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 5rem 3rem 5rem 0;
  padding-left: calc((100vw - 1280px) / 2);
  padding-left: max(2rem, calc((100vw - 1280px) / 2));
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.625rem;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 1.5rem;
}
.hero-eyebrow::before {
  content: '';
  width: 32px;
  height: 1px;
  background: var(--gold);
}

.hero-headline {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(3.25rem, 5.5vw, 5.25rem);
  line-height: 1.04;
  letter-spacing: -0.015em;
  color: var(--charcoal);
  margin-bottom: 1.75rem;
}
.hero-headline em {
  font-style: italic;
  color: var(--forest);
}

.hero-sub {
  font-size: clamp(1rem, 1.5vw, 1.125rem);
  color: var(--text-mid);
  line-height: 1.7;
  max-width: 480px;
  margin-bottom: 2.5rem;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 3rem;
}

.hero-location {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.hero-location::before {
  content: '';
  width: 16px;
  height: 1px;
  background: var(--text-muted);
}

.hero-image {
  position: relative;
  overflow: hidden;
}
.hero-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}
.hero-image-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, var(--ivory) 0%, transparent 15%);
  pointer-events: none;
}

/* ==========================================================================
   9. TRUST STRIP
   ========================================================================== */

.trust-strip {
  background: var(--forest);
  padding: 2.25rem 0;
}
.trust-strip-inner {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}
.trust-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 1.25rem 1.5rem;
  border-right: 1px solid rgba(255,255,255,0.1);
  gap: 0.25rem;
}
.trust-item:last-child { border-right: none; }
.trust-item-value {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 600;
  color: var(--gold-light);
  line-height: 1.1;
}
.trust-item-label {
  font-size: 0.8rem;
  font-weight: 500;
  color: rgba(255,255,255,0.75);
  line-height: 1.35;
  text-align: center;
}

/* ==========================================================================
   10. SECTION HEADERS (Reusable)
   ========================================================================== */

.section-header { margin-bottom: 3.5rem; }
.section-header.centered { text-align: center; }
.section-header.centered .section-eyebrow { justify-content: center; }
.section-header.centered .section-eyebrow::before { display: none; }

.section-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(2.25rem, 4vw, 3.5rem);
  line-height: 1.1;
  color: var(--charcoal);
  margin-bottom: 1rem;
}
.section-title em { font-style: italic; color: var(--forest); }
.section-title.on-dark { color: #fff; }
.section-title.on-dark em { color: var(--gold-light); }

.section-sub {
  font-size: 1.0625rem;
  color: var(--text-mid);
  line-height: 1.7;
  max-width: 600px;
}
.section-sub.on-dark { color: rgba(255,255,255,0.7); }
.section-sub.centered { margin: 0 auto; }

/* ==========================================================================
   11. PRODUCT PORTFOLIO
   ========================================================================== */

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5px;
  background: var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.portfolio-card {
  position: relative;
  background: var(--warm-white);
  overflow: hidden;
  cursor: pointer;
  text-decoration: none;
  display: flex;
  flex-direction: column;
  transition: transform 0.3s var(--ease);
}
.portfolio-card:hover { transform: translateY(-4px); z-index: 1; }

.portfolio-card-img {
  aspect-ratio: 4/3;
  overflow: hidden;
}
.portfolio-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s var(--ease);
}
.portfolio-card:hover .portfolio-card-img img { transform: scale(1.04); }

.portfolio-card-body {
  padding: 1.75rem;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  border-top: 1px solid var(--border-light);
}
.portfolio-card-label {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold);
}
.portfolio-card-title {
  font-family: var(--font-display);
  font-size: 1.625rem;
  font-weight: 600;
  color: var(--charcoal);
  line-height: 1.2;
}
.portfolio-card-desc {
  font-size: 0.9rem;
  color: var(--text-mid);
  line-height: 1.6;
}
.portfolio-card-products {
  display: flex;
  flex-wrap: wrap;
  gap: 0.375rem;
  margin-top: 0.25rem;
}
.product-tag {
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--forest);
  background: var(--forest-subtle);
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-xs);
}
.portfolio-card-cta {
  margin-top: auto;
  padding-top: 1rem;
  border-top: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--forest);
  transition: gap 0.2s;
}
.portfolio-card:hover .portfolio-card-cta { gap: 0.75rem; }
.portfolio-card-cta svg { width: 16px; height: 16px; }

/* ==========================================================================
   12. ORIGIN SECTION
   ========================================================================== */

.origin-section {
  display: grid;
  grid-template-columns: 58% 42%;
  min-height: 580px;
  overflow: hidden;
}
.origin-image {
  position: relative;
  overflow: hidden;
}
.origin-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}
.origin-content {
  background: var(--ivory-dark);
  padding: 5rem 4rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 1.5rem;
}

.origin-advantages {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 0.5rem;
}
.origin-advantage {
  display: flex;
  align-items: flex-start;
  gap: 0.875rem;
}
.origin-advantage-num {
  flex-shrink: 0;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  color: var(--gold);
  min-width: 1.5rem;
  padding-top: 0.1em;
}
.origin-advantage-text {
  font-size: 0.9375rem;
  color: var(--charcoal-soft);
  line-height: 1.55;
}

.origin-location-tag {
  margin-top: 1rem;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--forest);
  padding: 0.5rem 0;
  border-top: 1px solid var(--border);
}
.origin-location-tag svg { width: 14px; height: 14px; color: var(--gold); }

/* ==========================================================================
   13. VALUE CHAIN
   ========================================================================== */

.value-chain-section {
  background: var(--forest);
  padding: var(--section-py) 0;
  overflow: hidden;
}

.value-chain-flow {
  display: flex;
  align-items: center;
  gap: 0;
  margin-top: 3.5rem;
  overflow-x: auto;
  scrollbar-width: none;
  padding-bottom: 0.5rem;
}
.value-chain-flow::-webkit-scrollbar { display: none; }

.chain-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
  min-width: 120px;
  text-align: center;
}
.chain-step-icon {
  width: 56px; height: 56px;
  border-radius: 50%;
  border: 1.5px solid rgba(255,255,255,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255,255,255,0.06);
  color: var(--gold-light);
  font-size: 1.25rem;
  transition: border-color 0.3s, background 0.3s;
}
.chain-step:hover .chain-step-icon {
  border-color: var(--gold-light);
  background: rgba(184, 132, 26, 0.15);
}
.chain-step-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.75);
  line-height: 1.3;
}

.chain-arrow {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  padding: 0 0.5rem;
  color: var(--gold);
  opacity: 0.5;
}
.chain-arrow svg { width: 20px; height: 20px; }

/* ==========================================================================
   14. MANUFACTURING
   ========================================================================== */

.manufacturing-section {
  background: var(--warm-white);
}
.manufacturing-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}
.manufacturing-img-wrap {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 4/3;
}
.manufacturing-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.manufacturing-processes {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin: 2rem 0;
}
.process-item { display: flex; flex-direction: column; gap: 0.375rem; }
.process-num {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--gold);
  line-height: 1;
}
.process-title {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--charcoal);
}
.process-desc {
  font-size: 0.8125rem;
  color: var(--text-mid);
  line-height: 1.5;
}

/* ==========================================================================
   15. QUALITY SECTION
   ========================================================================== */

.quality-section { background: var(--ivory); }

.quality-steps {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0;
  margin-top: 3rem;
  position: relative;
}
.quality-steps::before {
  content: '';
  position: absolute;
  top: 28px;
  left: 10%;
  right: 10%;
  height: 1px;
  background: linear-gradient(to right, var(--border), var(--gold), var(--border));
  z-index: 0;
}
.quality-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 1rem;
  padding: 0 1rem;
  position: relative;
  z-index: 1;
}
.quality-step-num {
  width: 56px; height: 56px;
  border-radius: 50%;
  background: var(--warm-white);
  border: 1.5px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--forest);
  flex-shrink: 0;
  transition: background 0.3s, border-color 0.3s;
}
.quality-step:hover .quality-step-num {
  background: var(--forest);
  color: #fff;
  border-color: var(--forest);
}
.quality-step-title {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--charcoal);
}
.quality-step-desc {
  font-size: 0.8rem;
  color: var(--text-mid);
  line-height: 1.5;
}

/* ==========================================================================
   16. INDUSTRIES
   ========================================================================== */

.industries-section { background: var(--ivory-dark); }

.industries-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-top: 3rem;
}
.industry-item {
  background: var(--warm-white);
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
  transition: background 0.2s;
  cursor: default;
}
.industry-item:hover { background: var(--forest-subtle); }

.industry-icon {
  font-size: 1.5rem;
  margin-bottom: 0.25rem;
}
.industry-name {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--charcoal);
}
.industry-products {
  font-size: 0.8rem;
  color: var(--text-mid);
  line-height: 1.5;
}

/* ==========================================================================
   17. GLOBAL SUPPLY
   ========================================================================== */

.global-section {
  background: var(--forest-mid);
  overflow: hidden;
  position: relative;
}
.global-section-bg {
  position: absolute;
  inset: 0;
  opacity: 0.04;
  background-image: radial-gradient(ellipse 120% 80% at 80% 50%, rgba(255,255,255,0.5) 0%, transparent 70%);
  pointer-events: none;
}

.global-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}
.global-content { color: #fff; }

.global-points {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-top: 2rem;
}
.global-point {
  display: flex;
  align-items: flex-start;
  gap: 0.875rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.global-point:last-child { border-bottom: none; padding-bottom: 0; }
.global-point-icon {
  flex-shrink: 0;
  width: 36px; height: 36px;
  border-radius: 50%;
  background: rgba(255,255,255,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold-light);
  font-size: 0.9rem;
}
.global-point-text { font-size: 0.9375rem; color: rgba(255,255,255,0.8); line-height: 1.55; }
.global-point-text strong { color: #fff; font-weight: 600; }

.global-visual {
  display: flex;
  align-items: center;
  justify-content: center;
}

/* World map SVG outline */
.world-map-wrap {
  width: 100%;
  max-width: 420px;
  opacity: 0.6;
}
.world-map-wrap svg { width: 100%; height: auto; }

/* ==========================================================================
   18. WHY NAGDEV
   ========================================================================== */

.why-section { background: var(--warm-white); }

.why-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  margin-top: 3rem;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  overflow: hidden;
}
.why-item {
  padding: 2.25rem 2.5rem;
  border-right: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
  display: flex;
  gap: 1.25rem;
  transition: background 0.2s;
}
.why-item:hover { background: var(--ivory); }
.why-item:nth-child(2n) { border-right: none; }
.why-item:nth-last-child(-n+2) { border-bottom: none; }

.why-num {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 600;
  color: var(--gold);
  opacity: 0.5;
  line-height: 1;
  flex-shrink: 0;
  padding-top: 0.1rem;
}
.why-body { display: flex; flex-direction: column; gap: 0.375rem; }
.why-title { font-size: 1rem; font-weight: 600; color: var(--charcoal); }
.why-desc { font-size: 0.875rem; color: var(--text-mid); line-height: 1.6; }

/* ==========================================================================
   19. ABOUT SNIPPET
   ========================================================================== */

.about-snippet {
  display: grid;
  grid-template-columns: 5fr 7fr;
  gap: 5rem;
  align-items: center;
}
.about-snippet-img {
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 3/4;
}
.about-snippet-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.about-snippet-content { display: flex; flex-direction: column; gap: 1.5rem; }
.about-product-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.5rem;
}
.about-product-chip {
  font-size: 0.775rem;
  font-weight: 500;
  color: var(--forest);
  background: var(--forest-subtle);
  border: 1px solid rgba(11,61,30,0.12);
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-xs);
}

/* ==========================================================================
   20. FINAL CTA SECTION
   ========================================================================== */

.final-cta-section {
  background: var(--forest);
  position: relative;
  overflow: hidden;
}
.final-cta-section::before {
  content: '';
  position: absolute;
  top: -40%;
  right: -10%;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: rgba(255,255,255,0.03);
  pointer-events: none;
}
.final-cta-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  padding: var(--section-py) 0;
}
.final-cta-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.5vw, 3rem);
  font-weight: 600;
  color: #fff;
  line-height: 1.15;
  margin-bottom: 1rem;
}
.final-cta-sub {
  font-size: 1rem;
  color: rgba(255,255,255,0.7);
  line-height: 1.7;
}
.final-cta-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  justify-content: flex-end;
}

/* ==========================================================================
   21. FOOTER
   ========================================================================== */

.site-footer {
  background: #071e0e;
  color: rgba(255,255,255,0.7);
  padding-top: 4rem;
}
.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer-brand { display: flex; flex-direction: column; gap: 1.25rem; }
.footer-logo img { height: 42px; width: auto; }
.footer-tagline {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.55);
  line-height: 1.65;
  max-width: 280px;
}
.footer-col-title {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 1.25rem;
}
.footer-links { display: flex; flex-direction: column; gap: 0.625rem; }
.footer-link {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.6);
  transition: color 0.18s;
}
.footer-link:hover { color: #fff; }

.footer-contact { display: flex; flex-direction: column; gap: 0.875rem; }
.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.875rem;
  color: rgba(255,255,255,0.6);
  line-height: 1.5;
}
.footer-contact-item svg {
  flex-shrink: 0;
  width: 14px; height: 14px;
  margin-top: 0.2em;
  color: var(--gold);
}
.footer-contact-item a { color: rgba(255,255,255,0.6); transition: color 0.18s; }
.footer-contact-item a:hover { color: #fff; }

.footer-bottom {
  padding: 1.5rem 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}
.footer-copyright {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.35);
}
.footer-bottom-links {
  display: flex;
  gap: 1.5rem;
}
.footer-bottom-link {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.35);
  transition: color 0.18s;
}
.footer-bottom-link:hover { color: rgba(255,255,255,0.7); }

/* ==========================================================================
   22. PRODUCTS PAGE
   ========================================================================== */

/* ── Clean & Seamless Page Header (Solution 1) ── */
.page-header-seamless {
  background: var(--cream);
  padding: calc(var(--header-h) + 1.35rem) 0 1.15rem;
  border-bottom: 1px solid rgba(11, 61, 30, 0.08);
}
.page-header-seamless-inner {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
}
.page-header-breadcrumb {
  font-family: var(--font-sans);
  font-size: 0.72rem;
  font-weight: 700;
  color: #8a6a22;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.35rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}
.page-header-seamless-title {
  font-family: var(--font-display);
  font-size: clamp(1.85rem, 3vw, 2.35rem);
  font-weight: 600;
  color: var(--forest);
  line-height: 1.15;
  margin: 0;
  letter-spacing: -0.015em;
}
.page-header-seamless-sub {
  font-family: var(--font-sans);
  font-size: 0.875rem;
  color: #4b5563;
  margin-top: 0.35rem;
  line-height: 1.4;
}
.page-header-badge-pill {
  font-family: var(--font-sans);
  font-size: 0.725rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--forest);
  background: rgba(11, 61, 30, 0.07);
  border: 1px solid rgba(11, 61, 30, 0.15);
  border-radius: 20px;
  padding: 0.4rem 0.95rem;
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
}
.page-header-badge-pill::before {
  content: '';
  display: inline-block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--gold);
}

/* Filter Bar */
.catalog-controls {
  background: var(--warm-white);
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--border-light);
  position: sticky;
  top: var(--header-h);
  z-index: 100;
}
.catalog-controls-inner {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}
.filter-tabs {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  flex-wrap: wrap;
}
.filter-tab {
  padding: 0.4rem 0.9rem;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text-mid);
  border-radius: var(--radius-sm);
  cursor: pointer;
  border: 1px solid transparent;
  background: transparent;
  transition: all 0.18s;
}
.filter-tab:hover { color: var(--forest); background: var(--forest-subtle); }
.filter-tab.active {
  color: var(--forest);
  background: var(--forest-subtle);
  border-color: rgba(11,61,30,0.15);
  font-weight: 600;
}

.catalog-search-wrap {
  margin-left: auto;
  position: relative;
}
.catalog-search {
  padding: 0.45rem 0.85rem 0.45rem 2.25rem;
  font-size: 0.825rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--ivory);
  color: var(--charcoal);
  width: 220px;
  transition: border-color 0.18s, box-shadow 0.18s;
  outline: none;
}
.catalog-search:focus {
  border-color: var(--forest);
  box-shadow: 0 0 0 3px rgba(11,61,30,0.08);
}
.catalog-search-icon {
  position: absolute;
  left: 0.75rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  width: 15px; height: 15px;
  pointer-events: none;
}

.catalog-count {
  font-size: 0.8rem;
  color: var(--text-muted);
  white-space: nowrap;
}

/* Products Grid */
.products-catalog { padding: 1.25rem 0 4rem; background: var(--ivory); }

.products-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5px;
  background: var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.product-card {
  background: var(--warm-white);
  cursor: pointer;
  transition: box-shadow 0.25s, transform 0.25s;
  display: flex;
  flex-direction: column;
  position: relative;
}
.product-card:hover {
  z-index: 1;
  box-shadow: 0 8px 30px rgba(0,0,0,0.12);
  transform: translateY(-3px);
}

.product-card-img-wrap {
  aspect-ratio: 1;
  overflow: hidden;
  background: var(--ivory-dark);
}
.product-card-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s var(--ease);
}
.product-card:hover .product-card-img-wrap img { transform: scale(1.06); }

.product-card-body {
  padding: 1.25rem;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
  border-top: 1px solid var(--border-light);
}
.product-card-num {
  font-size: 0.675rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gold);
}
.product-card-name {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--charcoal);
  line-height: 1.3;
}
.product-card-cat {
  font-size: 0.775rem;
  color: var(--text-muted);
  line-height: 1.4;
}
.product-card-footer {
  margin-top: auto;
  padding-top: 0.875rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.product-card-link {
  font-size: 0.775rem;
  font-weight: 600;
  color: var(--forest);
  display: flex;
  align-items: center;
  gap: 0.35rem;
  transition: gap 0.18s;
}
.product-card:hover .product-card-link { gap: 0.55rem; }
.product-card-link svg { width: 13px; height: 13px; }

/* No results */
.no-results {
  display: none;
  text-align: center;
  padding: 5rem 1rem;
  color: var(--text-muted);
}
.no-results h3 { font-size: 1.25rem; color: var(--charcoal); margin-bottom: 0.5rem; }

/* ==========================================================================
   23. PRODUCT MODAL
   ========================================================================== */

.product-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(10, 15, 10, 0.6);
  backdrop-filter: blur(6px);
  z-index: 3000;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s var(--ease);
}
.product-modal-overlay.active {
  opacity: 1;
  pointer-events: all;
}
@media (min-width: 768px) {
  .product-modal-overlay { align-items: center; }
}

.product-modal {
  background: var(--warm-white);
  width: 100%;
  max-width: 900px;
  max-height: 90dvh;
  border-radius: var(--radius-md) var(--radius-md) 0 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transform: translateY(40px);
  transition: transform 0.35s var(--ease-out);
}
.product-modal-overlay.active .product-modal { transform: translateY(0); }
@media (min-width: 768px) {
  .product-modal {
    border-radius: var(--radius-md);
    transform: translateY(20px) scale(0.98);
  }
  .product-modal-overlay.active .product-modal { transform: translateY(0) scale(1); }
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border-light);
  flex-shrink: 0;
  background: var(--forest);
  color: #fff;
}
.modal-header-left { display: flex; flex-direction: column; gap: 0.25rem; }
.modal-product-num {
  font-size: 0.675rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold-light);
}
.modal-product-name {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  color: #fff;
  line-height: 1.2;
}
.modal-category-chip {
  font-size: 0.7rem;
  font-weight: 600;
  background: rgba(255,255,255,0.12);
  color: rgba(255,255,255,0.85);
  padding: 0.2rem 0.625rem;
  border-radius: var(--radius-xs);
  display: inline-block;
  margin-top: 0.25rem;
}
.modal-close {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: rgba(255,255,255,0.1);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background 0.18s;
  flex-shrink: 0;
  align-self: flex-start;
}
.modal-close:hover { background: rgba(255,255,255,0.2); }
.modal-close svg { width: 18px; height: 18px; }

.modal-body {
  overflow-y: auto;
  flex: 1;
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
}
.modal-body-inner {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 0;
}
@media (max-width: 600px) {
  .modal-body-inner { grid-template-columns: 1fr; }
}

.modal-sidebar {
  background: var(--ivory);
  border-right: 1px solid var(--border-light);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}
.modal-product-img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-light);
}
.modal-meta { display: flex; flex-direction: column; gap: 0.875rem; }
.modal-meta-item { display: flex; flex-direction: column; gap: 0.2rem; }
.modal-meta-label {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.modal-meta-value {
  font-size: 0.8125rem;
  color: var(--charcoal);
  line-height: 1.45;
  font-weight: 500;
}
.modal-meta-value.mono { font-family: 'Courier New', monospace; color: var(--forest); font-size: 0.8rem; }

.modal-main { padding: 1.75rem; display: flex; flex-direction: column; gap: 2rem; }

.modal-section-title {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.875rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.modal-section-title::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border-light);
}

/* Spec Table */
.spec-table-wrap { overflow-x: auto; border-radius: var(--radius-sm); border: 1px solid var(--border-light); }
.spec-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.825rem;
}
.spec-table th {
  background: var(--forest);
  color: rgba(255,255,255,0.9);
  font-weight: 600;
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.75rem 1rem;
  text-align: left;
  white-space: nowrap;
}
.spec-table td {
  padding: 0.625rem 1rem;
  color: var(--charcoal-soft);
  border-bottom: 1px solid var(--border-light);
  vertical-align: top;
  line-height: 1.5;
}
.spec-table tbody tr:last-child td { border-bottom: none; }
.spec-table tbody tr:nth-child(even) td { background: var(--ivory); }
.spec-table tbody tr:hover td { background: var(--forest-subtle); }
.spec-table td.spec-sr {
  color: var(--text-muted);
  font-size: 0.75rem;
  width: 2.5rem;
  text-align: center;
}

/* Packing list */
.packing-chips { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.packing-chip {
  font-size: 0.775rem;
  font-weight: 500;
  background: var(--ivory-dark);
  color: var(--charcoal-soft);
  border: 1px solid var(--border-light);
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-xs);
}

.application-text {
  font-size: 0.9rem;
  color: var(--charcoal-soft);
  line-height: 1.7;
}

.modal-footer {
  border-top: 1px solid var(--border-light);
  padding: 1.25rem 1.75rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  background: var(--warm-white);
  flex-shrink: 0;
  flex-wrap: wrap;
}
.modal-footer-shelf {
  font-size: 0.8rem;
  color: var(--text-muted);
}
.modal-footer-shelf strong { color: var(--charcoal); font-weight: 500; }
.modal-footer-actions { display: flex; gap: 0.75rem; align-items: center; }

/* ==========================================================================
   24. ABOUT PAGE
   ========================================================================== */

.about-hero {
  background: var(--forest);
  padding: calc(var(--header-h) + 4rem) 0 4rem;
  color: #fff;
}
.about-hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.75rem, 5vw, 4.5rem);
  font-weight: 600;
  line-height: 1.08;
  max-width: 700px;
  margin-bottom: 1.25rem;
}

.about-intro-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}
.about-intro-img {
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 3/4;
}
.about-intro-img img { width: 100%; height: 100%; object-fit: cover; }

.about-products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border-light);
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-top: 1rem;
}
.about-product-item {
  background: var(--warm-white);
  padding: 1.25rem 1.25rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--forest);
}

/* ==========================================================================
   25. PLANT PAGE
   ========================================================================== */

.plant-hero {
  background: var(--charcoal);
  padding: calc(var(--header-h) + 4rem) 0 4rem;
  color: #fff;
}

.plant-process-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  background: var(--border-light);
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-top: 2.5rem;
}
.plant-process-item {
  background: var(--warm-white);
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 0;
  border-bottom: 1px solid var(--border-light);
  border-right: 1px solid var(--border-light);
}
.plant-process-item:nth-child(2n) { border-right: none; }
.plant-process-item:nth-last-child(-n+2) { border-bottom: none; }
.plant-process-img {
  overflow: hidden;
}
.plant-process-img img { width: 100%; height: 100%; object-fit: cover; }
.plant-process-content {
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  justify-content: center;
}
.plant-process-num {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 600;
  color: var(--gold);
  line-height: 1;
}
.plant-process-title { font-size: 1rem; font-weight: 600; color: var(--charcoal); }
.plant-process-desc { font-size: 0.875rem; color: var(--text-mid); line-height: 1.6; }

/* ==========================================================================
   26. QUALITY PAGE
   ========================================================================== */

.quality-hero {
  background: var(--forest);
  padding: calc(var(--header-h) + 4rem) 0 4rem;
  color: #fff;
}

.quality-philosophy {
  display: grid;
  grid-template-columns: 5fr 7fr;
  gap: 5rem;
  align-items: center;
}

.quality-process-full {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1.5rem;
  margin-top: 3rem;
}
.quality-step-card {
  background: var(--warm-white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  padding: 1.75rem 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  text-align: center;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.quality-step-card:hover {
  border-color: var(--forest);
  box-shadow: var(--shadow-md);
}
.qsc-num {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 600;
  color: var(--gold);
  line-height: 1;
}
.qsc-title { font-size: 0.9rem; font-weight: 600; color: var(--charcoal); }
.qsc-desc { font-size: 0.8rem; color: var(--text-mid); line-height: 1.55; }

/* ==========================================================================
   27. MARKETS PAGE
   ========================================================================== */

.markets-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 3rem;
}
.market-card {
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  padding: 2rem;
  background: var(--warm-white);
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  transition: border-color 0.2s, transform 0.2s;
}
.market-card:hover { border-color: var(--forest); transform: translateY(-2px); }
.market-icon { font-size: 2rem; }
.market-name { font-size: 1.0625rem; font-weight: 600; color: var(--charcoal); }
.market-desc { font-size: 0.875rem; color: var(--text-mid); line-height: 1.6; }
.market-products { display: flex; flex-wrap: wrap; gap: 0.375rem; margin-top: 0.25rem; }

/* ==========================================================================
   28. CONTACT PAGE
   ========================================================================== */

.contact-section {
  padding: var(--section-py) 0;
  background: var(--ivory);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.35fr;
  gap: 3rem;
  align-items: stretch;
}

.contact-info {
  background: var(--warm-white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 2.5rem;
  display: flex;
  flex-direction: column;
  box-shadow: 0 4px 20px rgba(0,0,0,0.03);
}

.contact-info-title {
  font-family: var(--font-display);
  font-size: 1.85rem;
  font-weight: 600;
  color: var(--forest);
  line-height: 1.15;
  margin: 0.5rem 0 1.75rem 0;
}

.contact-detail {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1.25rem;
  font-size: 0.9rem;
}

.contact-detail-icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--forest-subtle);
  color: var(--forest);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}
.contact-detail-icon svg { width: 17px; height: 17px; }

.contact-detail-label {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.2rem;
}

.contact-link {
  color: var(--forest);
  font-weight: 600;
  text-decoration: none;
  transition: color 0.18s;
}
.contact-link:hover { color: var(--gold); text-decoration: underline; }

.contact-tip {
  margin-top: auto;
  padding: 1.25rem;
  background: var(--forest-subtle);
  border: 1px solid rgba(11,61,30,0.12);
  border-radius: var(--radius-sm);
  font-size: 0.825rem;
  color: var(--charcoal-soft);
}

.contact-tip-title {
  font-weight: 700;
  color: var(--forest);
  margin-bottom: 0.5rem;
  font-size: 0.85rem;
}

.contact-tip ul {
  margin: 0;
  padding-left: 1.2rem;
  line-height: 1.6;
}

/* Right Form Box */
.contact-form-box {
  background: var(--warm-white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 2.5rem;
  box-shadow: 0 4px 20px rgba(0,0,0,0.03);
  height: 100%;
}

.contact-form-title {
  font-family: var(--font-display);
  font-size: 1.85rem;
  font-weight: 600;
  color: var(--charcoal);
  margin: 0 0 0.5rem 0;
}

.enquiry-form {
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
}

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

.form-field {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.form-label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--charcoal);
}
.form-label .req { color: #d9534f; margin-left: 2px; }

.form-input {
  padding: 0.7rem 0.9rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: #ffffff;
  font-size: 0.875rem;
  color: var(--charcoal);
  transition: border-color 0.18s, box-shadow 0.18s;
  outline: none;
  width: 100%;
  font-family: inherit;
}
.form-input:focus {
  border-color: var(--forest);
  box-shadow: 0 0 0 3px rgba(11,61,30,0.08);
}

.form-select {
  cursor: pointer;
}

.form-textarea {
  resize: vertical;
  min-height: 110px;
  line-height: 1.55;
}

/* ==========================================================================
   29. TOAST
   ========================================================================== */

.toast-container {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.toast {
  background: var(--charcoal);
  color: #fff;
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 500;
  box-shadow: var(--shadow-lg);
  animation: toastIn 0.3s var(--ease-out) forwards;
  border-left: 3px solid var(--gold);
}
@keyframes toastIn {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ==========================================================================
   30. SCROLL ANIMATIONS
   ========================================================================== */

.fade-up {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s var(--ease-out), transform 0.6s var(--ease-out);
}
.fade-up.visible { opacity: 1; transform: translateY(0); }
.fade-up.delay-1 { transition-delay: 0.1s; }
.fade-up.delay-2 { transition-delay: 0.2s; }
.fade-up.delay-3 { transition-delay: 0.3s; }
.fade-up.delay-4 { transition-delay: 0.4s; }

/* ==========================================================================
   31. RESPONSIVE — TABLET (≤ 1024px)
   ========================================================================== */

@media (max-width: 1024px) {
  :root { --section-py: 4.5rem; }

  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
  }
  .hero-content {
    padding: 4rem 2rem 3rem;
    padding-left: 2rem;
  }
  .hero-image { aspect-ratio: 16/9; }

  .trust-strip-inner { grid-template-columns: repeat(2, 1fr); }
  .trust-item:nth-child(2) { border-right: none; }

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

  .origin-section { grid-template-columns: 1fr; }
  .origin-image { aspect-ratio: 16/9; }
  .origin-content { padding: 3rem 2rem; }

  .value-chain-flow { gap: 0; }

  .manufacturing-grid { grid-template-columns: 1fr; gap: 2.5rem; }

  .quality-steps { grid-template-columns: repeat(3, 1fr); }
  .quality-steps::before { display: none; }

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

  .global-inner { grid-template-columns: 1fr; gap: 2.5rem; }
  .global-visual { display: none; }

  .why-grid { grid-template-columns: 1fr; }
  .why-item { border-right: none; }
  .why-item:nth-last-child(-n+2) { border-bottom: 1px solid var(--border-light); }
  .why-item:last-child { border-bottom: none; }

  .about-snippet { grid-template-columns: 1fr; gap: 2.5rem; }
  .about-snippet-img { aspect-ratio: 16/9; }

  .final-cta-inner { grid-template-columns: 1fr; gap: 2rem; }
  .final-cta-actions { justify-content: flex-start; }

  .footer-top { grid-template-columns: 1fr 1fr; gap: 2rem; }

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

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

  .quality-process-full { grid-template-columns: repeat(3, 1fr); }

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

  .about-intro-section { grid-template-columns: 1fr; gap: 2.5rem; }

  .plant-process-grid { grid-template-columns: 1fr; }
  .plant-process-item { border-right: none; }
  .plant-process-item:nth-last-child(-n+2) { border-bottom: 1px solid var(--border-light); }
  .plant-process-item:last-child { border-bottom: none; }

  .modal-body-inner { grid-template-columns: 160px 1fr; }

  .nav-list { display: none; }
  .header-cta { display: none; }
  .mobile-toggle { display: flex; }
}

/* ==========================================================================
   32. RESPONSIVE — MOBILE (≤ 640px)
   ========================================================================== */

@media (max-width: 640px) {
  :root { --section-py: 3.5rem; --header-h: 68px; }

  .container, .container-wide, .container-narrow { padding: 0 1.25rem; }

  .hero-content { padding: 3rem 1.25rem 2.5rem; }
  .hero-headline { font-size: clamp(2.5rem, 10vw, 3.5rem); }

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

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

  .quality-steps { grid-template-columns: 1fr 1fr; }

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

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

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

  .footer-top { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }

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

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

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

  .modal-body-inner { grid-template-columns: 1fr; }
  .modal-sidebar { border-right: none; border-bottom: 1px solid var(--border-light); flex-direction: row; gap: 1.25rem; align-items: flex-start; }
  .modal-product-img { width: 80px; aspect-ratio: 1; flex-shrink: 0; }

  .about-products-grid { grid-template-columns: 1fr 1fr; }

  .about-intro-section { grid-template-columns: 1fr; }

  .plant-process-item { grid-template-columns: 1fr; }
  .plant-process-img { aspect-ratio: 16/9; }

  .catalog-controls-inner { flex-direction: column; align-items: flex-start; }
  .catalog-search-wrap { margin-left: 0; width: 100%; }
  .catalog-search { width: 100%; }

  .final-cta-inner { padding: 3rem 0; }
  .final-cta-actions { flex-direction: column; align-items: stretch; }
  .final-cta-actions .btn { justify-content: center; }
}

/* ==========================================================================
   33. UTILITIES
   ========================================================================== */

.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}
.overflow-hidden { overflow: hidden; }
.relative { position: relative; }
.text-center { text-align: center; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }

/* Badge variants */
.badge {
  display: inline-block;
  font-size: 0.675rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.25rem 0.625rem;
  border-radius: var(--radius-xs);
}
.badge-oil        { background: #E8F4EC; color: var(--forest); }
.badge-derivative { background: #EEF2FF; color: #3730A3; }
.badge-byproduct  { background: #FEF3C7; color: #92400E; }
.badge-green      { background: var(--forest-subtle); color: var(--forest); }

/* Divider */
.gold-divider {
  width: 48px;
  height: 2px;
  background: var(--gold);
  margin: 1.5rem 0;
}
.gold-divider.centered { margin: 1.5rem auto; }

/* ==========================================================================
   34. CONTACT PAGE — FULL REDESIGN
   ========================================================================== */

.contact-section { padding: var(--section-py) 0; background: var(--warm-white); }

.contact-grid {
  display: grid;
  grid-template-columns: 5fr 7fr;
  gap: 5rem;
  align-items: start;
}

.contact-info { display: flex; flex-direction: column; gap: 2rem; }
.contact-info-title {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 3vw, 2.75rem);
  font-weight: 600;
  color: var(--charcoal);
  line-height: 1.15;
  margin-bottom: 0.25rem;
}

.contact-detail {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border-light);
}
.contact-detail:last-of-type { border-bottom: none; padding-bottom: 0; }

.contact-detail-icon {
  flex-shrink: 0;
  width: 40px; height: 40px;
  border-radius: 50%;
  background: var(--forest-subtle);
  border: 1px solid rgba(11,61,30,0.12);
  display: flex;
  align-items: center;
  justify-content: center;
}
.contact-detail-icon svg { width: 16px; height: 16px; color: var(--forest); }
.contact-detail-label {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.25rem;
}
.contact-link { color: var(--forest); font-weight: 500; font-size: 0.9375rem; transition: color 0.18s; }
.contact-link:hover { color: var(--forest-light); text-decoration: underline; }

.contact-tip {
  background: var(--ivory);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  padding: 1.25rem 1.5rem;
  margin-top: 0.5rem;
}
.contact-tip-title { font-size: 0.8rem; font-weight: 700; color: var(--charcoal); margin-bottom: 0.75rem; letter-spacing: 0.04em; text-transform: uppercase; }
.contact-tip ul { display: flex; flex-direction: column; gap: 0.4rem; }
.contact-tip li { font-size: 0.8rem; color: var(--charcoal-soft); display: flex; gap: 0.5rem; }
.contact-tip li::before { content: '—'; color: var(--gold); flex-shrink: 0; }

.contact-form-col {}
.contact-form-box {
  background: var(--ivory);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 2.5rem;
}
.contact-form-title {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 600;
  color: var(--charcoal);
  margin-bottom: 0.375rem;
}

/* Form elements */
.form-field { display: flex; flex-direction: column; gap: 0.375rem; }
.form-label { font-size: 0.8rem; font-weight: 600; color: var(--charcoal-soft); }
.form-label .req { color: var(--gold); margin-left: 2px; }
.form-input {
  padding: 0.75rem 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--warm-white);
  font-size: 0.9rem;
  color: var(--charcoal);
  transition: border-color 0.18s, box-shadow 0.18s;
  outline: none;
  width: 100%;
}
.form-input:focus {
  border-color: var(--forest);
  box-shadow: 0 0 0 3px rgba(11,61,30,0.08);
}
.form-input::placeholder { color: var(--text-muted); }
.form-textarea { resize: vertical; min-height: 120px; line-height: 1.6; }
.form-select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23888' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}

@media (max-width: 1024px) {
  .contact-grid { grid-template-columns: 1fr; gap: 3rem; }
}
@media (max-width: 640px) {
  .contact-form-box { padding: 1.5rem; }
}

/* ==========================================================================
   35. MARKETS PAGE — CARD CLASSES
   ========================================================================== */

.market-card-icon { font-size: 2rem; }
.market-card-title { font-size: 1.0625rem; font-weight: 600; color: var(--charcoal); }
.market-card-desc { font-size: 0.875rem; color: var(--text-mid); line-height: 1.6; flex: 1; }
.market-card-products { margin-top: 0.5rem; }
.market-card-products-label { font-size: 0.675rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-muted); margin-bottom: 0.5rem; }
.market-card-chips { display: flex; flex-wrap: wrap; gap: 0.375rem; }
.market-chip {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--forest);
  background: var(--forest-subtle);
  border: 1px solid rgba(11,61,30,0.12);
  padding: 0.25rem 0.625rem;
  border-radius: var(--radius-xs);
  text-decoration: none;
  transition: background 0.18s;
}
.market-chip:hover { background: var(--forest); color: #fff; }

/* ==========================================================================
   36. CONTACT PAGE — RESPONSIVE
   ========================================================================== */
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}
@media (max-width: 640px) {
  .form-row { grid-template-columns: 1fr; }
}

/* ==========================================================================
   37. AUDIT FIXES — POLISH & CORRECTIONS
   ========================================================================== */

/* Hero: scroll cue arrow */
.hero-scroll-cue {
  position: absolute;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  animation: scrollBounce 2s ease-in-out infinite;
  color: var(--charcoal-soft);
  opacity: 0.55;
  cursor: default;
  pointer-events: none;
}
@keyframes scrollBounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50%       { transform: translateX(-50%) translateY(6px); }
}
/* Ensure hero is position:relative so the cue is positioned within it */
.hero-section { position: relative; }

/* Product card: stronger hover lift */
.product-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 40px rgba(0,0,0,0.12);
}

/* Market cards: enforce consistent min-height */
.market-card {
  min-height: 260px;
}

/* Trust strip: Seed-to-Derivative single line */
.trust-item-value {
  white-space: nowrap;
}

/* Footer year: ensure always visible */
#footer-year { font-variant-numeric: tabular-nums; }

/* Contact country input: add autocomplete styling */
#contact-country { autocomplete: country-name; }

/* Spec table: prevent aggressive column wrapping on test method column */
.spec-table td:last-child,
.spec-table th:last-child {
  min-width: 110px;
  white-space: nowrap;
}
/* Mobile: make spec table scrollable properly */
@media (max-width: 768px) {
  .spec-table-wrap {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    max-width: 100%;
    border-radius: var(--radius-xs);
  }
  .spec-table { min-width: 560px; }
  .modal-body { overflow-y: auto; overflow-x: hidden; }
}

/* Market card icon: slightly larger for visual impact */
.market-card-icon { font-size: 2.25rem; margin-bottom: 0.25rem; }

/* Scroll cue: hide on mobile where hero fills screen */
@media (max-width: 768px) {
  .hero-scroll-cue { display: none; }
}

/* ==========================================================================
   38. CASTOR CHEMISTRY TREE (Chemical Pathways & Taxonomy Map)
   ========================================================================== */
.chem-tree-section {
  padding: 5rem 0 6rem 0;
  background: #0d1a13;
  background-image: 
    radial-gradient(circle at 15% 15%, rgba(212, 165, 55, 0.12) 0%, transparent 45%),
    radial-gradient(circle at 85% 85%, rgba(11, 61, 30, 0.45) 0%, transparent 55%),
    linear-gradient(180deg, #09130d 0%, #0d1a13 50%, #07100a 100%);
  color: var(--warm-white);
  position: relative;
  overflow: hidden;
  border-top: 1px solid rgba(212, 165, 55, 0.18);
  border-bottom: 1px solid rgba(212, 165, 55, 0.18);
}
.chem-tree-section::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background-image: radial-gradient(rgba(212, 165, 55, 0.08) 1px, transparent 1px);
  background-size: 28px 28px;
  pointer-events: none;
  opacity: 0.6;
}
.chem-tree-container {
  position: relative;
  z-index: 2;
}

/* ── Value Chain Pipeline Strip ── */
.chem-value-chain-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin: 2.75rem 0 2.25rem 0;
  position: relative;
}
@media (max-width: 991px) {
  .chem-value-chain-bar {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 575px) {
  .chem-value-chain-bar {
    grid-template-columns: 1fr;
  }
}
.chem-stage-card {
  background: rgba(255, 255, 255, 0.035);
  border: 1px solid rgba(212, 165, 55, 0.2);
  border-radius: var(--radius-sm);
  padding: 1.1rem 1.25rem;
  position: relative;
  transition: all 0.25s ease;
  backdrop-filter: blur(8px);
}
.chem-stage-card:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: var(--gold);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}
.chem-stage-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.5rem;
}
.chem-stage-num {
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  color: var(--gold);
  text-transform: uppercase;
  background: rgba(212, 165, 55, 0.12);
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
}
.chem-stage-icon {
  font-size: 1.25rem;
}
.chem-stage-title {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  color: #ffffff;
  margin-bottom: 0.25rem;
}
.chem-stage-desc {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.65);
  line-height: 1.45;
}

/* ── Pathway Tabs ── */
.chem-pathway-nav {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  overflow-x: auto;
  scrollbar-width: none;
  padding: 0.5rem 0 1.5rem 0;
  margin-bottom: 1.5rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}
.chem-pathway-nav::-webkit-scrollbar {
  display: none;
}
.chem-tab-btn {
  padding: 0.5rem 1rem;
  border-radius: 30px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.825rem;
  font-weight: 600;
  white-space: nowrap;
  cursor: pointer;
  transition: all 0.2s ease;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}
.chem-tab-btn:hover {
  background: rgba(212, 165, 55, 0.15);
  border-color: var(--gold);
  color: #ffffff;
}
.chem-tab-btn.active {
  background: linear-gradient(135deg, var(--forest-dark), #0b3d1e);
  border-color: var(--gold);
  color: var(--gold-light);
  box-shadow: 0 4px 15px rgba(212, 165, 55, 0.25);
}

/* ── Chemistry Pathway Grid ── */
.chem-tree-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.75rem;
}
@media (max-width: 991px) {
  .chem-tree-grid {
    grid-template-columns: 1fr;
  }
}

/* ── Branch Cards ── */
.chem-tree-branch {
  background: rgba(14, 26, 19, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
  backdrop-filter: blur(12px);
  position: relative;
  overflow: hidden;
}
.chem-tree-branch::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
  opacity: 0.4;
  transition: opacity 0.3s ease;
}
.chem-tree-branch:hover {
  border-color: rgba(212, 165, 55, 0.45);
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.45);
}
.chem-tree-branch:hover::before {
  opacity: 1;
}

/* Branch specific accent themes */
.branch-theme-oil { border-left: 3px solid #34d399; }
.branch-theme-wax { border-left: 3px solid #fbbf24; }
.branch-theme-acid { border-left: 3px solid #60a5fa; }
.branch-theme-sebacic { border-left: 3px solid #f87171; }
.branch-theme-dco { border-left: 3px solid #fb923c; }
.branch-theme-poly { border-left: 3px solid #a78bfa; }

.branch-top-meta {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.75rem;
}
.branch-title-group {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.branch-icon {
  width: 42px; height: 42px;
  border-radius: 10px;
  background: rgba(212, 165, 55, 0.12);
  border: 1px solid rgba(212, 165, 55, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  flex-shrink: 0;
}
.branch-title {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  color: #ffffff;
  line-height: 1.2;
}
.branch-category-tag {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gold-light);
  background: rgba(212, 165, 55, 0.1);
  padding: 0.2rem 0.55rem;
  border-radius: 4px;
  border: 1px solid rgba(212, 165, 55, 0.2);
}

.branch-process-box {
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 6px;
  padding: 0.6rem 0.85rem;
  margin: 0.85rem 0 1.25rem 0;
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.75);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.branch-process-box strong {
  color: var(--gold-light);
}

/* ── Interactive Product Items in Chemistry Tree ── */
.branch-products-list {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  flex: 1;
}
.chem-prod-card {
  background: rgba(255, 255, 255, 0.035);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: var(--radius-xs);
  padding: 0.85rem 1rem;
  text-decoration: none;
  color: inherit;
  transition: all 0.22s ease;
  display: block;
  position: relative;
  cursor: pointer;
}
.chem-prod-card:hover {
  background: rgba(11, 61, 30, 0.55);
  border-color: var(--gold);
  transform: translateX(4px);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.35);
}
.chem-prod-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.25rem;
}
.chem-prod-brand {
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: 0.875rem;
  color: var(--gold-light);
  letter-spacing: 0.02em;
}
.chem-prod-cas {
  font-family: monospace;
  font-size: 0.72rem;
  color: rgba(255, 255, 255, 0.5);
  background: rgba(0, 0, 0, 0.35);
  padding: 0.15rem 0.4rem;
  border-radius: 3px;
}
.chem-prod-name {
  font-size: 0.885rem;
  font-weight: 600;
  color: #ffffff;
  margin-bottom: 0.35rem;
}
.chem-prod-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.6);
}
.chem-prod-app {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 75%;
}
.chem-prod-action {
  color: var(--gold);
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.2rem;
  opacity: 0.8;
  transition: opacity 0.2s ease;
}
.chem-prod-card:hover .chem-prod-action {
  opacity: 1;
  color: #ffffff;
}

/* ── Tree Footer Legend ── */
.chem-tree-footer {
  margin-top: 3rem;
  padding: 1.5rem;
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid rgba(212, 165, 55, 0.2);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1.5rem;
}
.chem-tree-footer-info {
  display: flex;
  align-items: center;
  gap: 2rem;
  flex-wrap: wrap;
  font-size: 0.825rem;
  color: rgba(255, 255, 255, 0.75);
}
.chem-tree-footer-info strong {
  color: var(--gold-light);
}

/* ── Teaser Banner on Products Page ── */
.chem-tree-teaser-strip {
  padding: 3.5rem 0;
  background: #0d1a13;
  background-image: 
    radial-gradient(circle at 15% 50%, rgba(212, 165, 55, 0.15) 0%, transparent 40%),
    linear-gradient(180deg, #09130d 0%, #0d1a13 100%);
  border-top: 1px solid rgba(212, 165, 55, 0.2);
  border-bottom: 1px solid rgba(212, 165, 55, 0.2);
  color: #ffffff;
}
.chem-teaser-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2.5rem;
  flex-wrap: wrap;
}
.chem-teaser-content {
  max-width: 680px;
}
.chem-teaser-eyebrow {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gold-light);
  margin-bottom: 0.5rem;
}
.chem-teaser-title {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3vw, 2.25rem);
  font-weight: 600;
  color: #ffffff;
  margin-bottom: 0.5rem;
  line-height: 1.2;
}
.chem-teaser-desc {
  font-size: 0.925rem;
  color: rgba(255, 255, 255, 0.72);
  line-height: 1.6;
}

/* ==========================================================================
   39. INDUSTRY FILTER CONTROLS IN PRODUCT CATALOG (SINGLE LINE)
   ========================================================================== */
.industry-filter-row {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  flex-wrap: nowrap;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  padding-top: 0.5rem;
  margin-top: 0.5rem;
  border-top: 1px solid var(--border-light);
}
.industry-filter-row::-webkit-scrollbar {
  display: none;
}
.industry-filter-label {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-right: 0.25rem;
  white-space: nowrap;
  flex-shrink: 0;
}
.ind-chip {
  padding: 0.26rem 0.625rem;
  border-radius: 20px;
  font-size: 0.76rem;
  font-weight: 500;
  background: var(--ivory);
  border: 1px solid var(--border);
  color: var(--charcoal-soft);
  cursor: pointer;
  transition: all 0.18s;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  white-space: nowrap;
  flex-shrink: 0;
}
.ind-chip:hover {
  background: var(--forest-subtle);
  border-color: var(--forest);
  color: var(--forest);
}
.ind-chip.active {
  background: var(--forest);
  border-color: var(--forest);
  color: #ffffff;
  font-weight: 600;
}

/* ==========================================================================
   40. PACKAGING & FCL CONTAINER STUFFING MATRIX
   ========================================================================== */
.packaging-matrix-section {
  padding: var(--section-py) 0;
  background: var(--ivory);
}
.pkg-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}
.pkg-card {
  background: var(--warm-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  transition: transform 0.2s, box-shadow 0.2s;
  display: flex;
  flex-direction: column;
}
.pkg-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--forest);
}
.pkg-card-badge {
  display: inline-block;
  align-self: flex-start;
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--forest);
  background: var(--forest-subtle);
  padding: 0.25rem 0.6rem;
  border-radius: var(--radius-xs);
  margin-bottom: 1rem;
}
.pkg-card-title {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--charcoal);
  margin-bottom: 0.5rem;
}
.pkg-card-desc {
  font-size: 0.85rem;
  color: var(--text-mid);
  line-height: 1.55;
  margin-bottom: 1.25rem;
  flex: 1;
}
.pkg-specs-list {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border-light);
}
.pkg-spec-row {
  display: flex;
  justify-content: space-between;
  font-size: 0.78rem;
}
.pkg-spec-row .lbl { color: var(--text-muted); }
.pkg-spec-row .val { font-weight: 600; color: var(--charcoal); }

/* ==========================================================================
   41. EXPORT LOGISTICS & PORT PROXIMITY CARDS
   ========================================================================== */
.port-logistics-section {
  padding: var(--section-py) 0;
  background: var(--warm-white);
}
.port-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin-top: 2rem;
}
@media (max-width: 860px) {
  .port-grid { grid-template-columns: 1fr; }
}
.port-card {
  background: var(--ivory);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 2rem;
  position: relative;
  overflow: hidden;
}
.port-card::after {
  content: '';
  position: absolute;
  top: 0; left: 0; width: 4px; height: 100%;
  background: var(--gold);
}
.port-distance {
  font-size: 2.25rem;
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--forest);
  line-height: 1;
  margin-bottom: 0.25rem;
}
.port-sub {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 1rem;
}
.port-card-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--charcoal);
  margin-bottom: 0.75rem;
}
.port-features {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-top: 1rem;
}
.port-feat-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  color: var(--charcoal-soft);
}
.port-feat-item svg { width: 16px; height: 16px; color: var(--forest); flex-shrink: 0; }

/* ==========================================================================
   42. SUSTAINABILITY & BIO-RENEWABLE CARBON SECTION
   ========================================================================== */
.sustainability-section {
  padding: var(--section-py) 0;
  background: linear-gradient(135deg, #072813 0%, #0b3d1e 100%);
  color: #ffffff;
  position: relative;
}
.esg-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
  margin-top: 2.5rem;
}
.esg-card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  transition: all 0.25s ease;
}
.esg-card:hover {
  background: rgba(255, 255, 255, 0.09);
  border-color: var(--gold-light);
  transform: translateY(-4px);
}
.esg-icon {
  font-size: 2.2rem;
  margin-bottom: 1rem;
}
.esg-title {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--gold-light);
  margin-bottom: 0.5rem;
}
.esg-desc {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.78);
  line-height: 1.6;
}

/* ==========================================================================
   43. TDS PRINT & SAMPLE REQUEST BUTTONS IN MODAL
   ========================================================================== */
.modal-actions-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-light);
  margin-top: 1.5rem;
  flex-wrap: wrap;
  gap: 1rem;
}
.modal-btn-group {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}
.btn-tds {
  background: #ffffff;
  border: 1px solid #c2b59b;
  color: var(--charcoal);
  font-size: 0.825rem;
  font-weight: 600;
  padding: 0.5rem 0.9rem;
  border-radius: var(--radius-xs);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  cursor: pointer;
  transition: all 0.18s;
}
.btn-tds:hover {
  background: var(--charcoal);
  color: #ffffff;
  border-color: var(--charcoal);
}
.btn-sample {
  background: var(--gold);
  color: #0b3d1e;
  border: 1px solid var(--gold-dark);
  font-size: 0.825rem;
  font-weight: 700;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-xs);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  cursor: pointer;
  transition: all 0.18s;
}
.btn-sample:hover {
  background: #d4a537;
  transform: translateY(-1px);
}