/* ==========================================================================
   Kobkiat Rubber — Premium B2B Export Design System
   Brand Colors: Deep Trust Navy (#1E255E), Eco Green (#5B9E2D), Cyan (#2B94C8)
   ========================================================================== */

:root {
  --primary-navy: #1B2352;
  --primary-navy-dark: #111738;
  --primary-navy-light: #2A3677;
  --eco-green: #5B9E2D;
  --eco-green-dark: #467E22;
  --eco-green-light: #78B833;
  --cyan-accent: #2B94C8;
  --cyan-accent-light: #48ADE0;
  
  --bg-main: #F8FAFC;
  --bg-white: #FFFFFF;
  --bg-cream: #F5F7F4;
  --bg-card: #FFFFFF;
  
  --text-primary: #0F172A;
  --text-secondary: #475569;
  --text-muted: #64748B;
  --text-light: #F8FAFC;
  
  --border-light: #E2E8F0;
  --border-focus: #2B94C8;
  
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
  --shadow-xl: 0 20px 25px -5px rgba(27, 35, 82, 0.12), 0 8px 10px -6px rgba(27, 35, 82, 0.08);
  --shadow-glow: 0 0 25px rgba(91, 158, 45, 0.25);
  
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-xl: 24px;
  --radius-full: 9999px;
  
  --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --container-max: 1240px;
}

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

html {
  scroll-behavior: smooth;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  color: var(--text-primary);
  background-color: var(--bg-main);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

body {
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--primary-navy);
  font-weight: 700;
  line-height: 1.25;
}

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

.section {
  padding: 96px 0;
  position: relative;
}

.section-title-wrap {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 56px;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: rgba(91, 158, 45, 0.12);
  color: var(--eco-green-dark);
  font-weight: 600;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  border-radius: var(--radius-full);
  margin-bottom: 16px;
  border: 1px solid rgba(91, 158, 45, 0.25);
}

.section-title {
  font-size: 2.5rem;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.section-desc {
  font-size: 1.125rem;
  color: var(--text-secondary);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 13px 28px;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  cursor: pointer;
  border: none;
  transition: var(--transition);
  text-align: center;
}

.btn-primary {
  background: linear-gradient(135deg, var(--eco-green) 0%, var(--eco-green-dark) 100%);
  color: white;
  box-shadow: 0 4px 14px rgba(91, 158, 45, 0.35);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(91, 158, 45, 0.45);
  background: linear-gradient(135deg, var(--eco-green-light) 0%, var(--eco-green) 100%);
}

.btn-navy {
  background: linear-gradient(135deg, var(--primary-navy) 0%, var(--primary-navy-dark) 100%);
  color: white;
  box-shadow: 0 4px 14px rgba(27, 35, 82, 0.3);
}

.btn-navy:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(27, 35, 82, 0.4);
  background: linear-gradient(135deg, var(--primary-navy-light) 0%, var(--primary-navy) 100%);
}

.btn-outline {
  background: transparent;
  color: var(--primary-navy);
  border: 1.5px solid var(--primary-navy);
}

.btn-outline:hover {
  background: var(--primary-navy);
  color: white;
  transform: translateY(-2px);
}

.btn-outline-white {
  background: rgba(255, 255, 255, 0.1);
  color: white;
  border: 1.5px solid rgba(255, 255, 255, 0.5);
  backdrop-filter: blur(8px);
}

.btn-outline-white:hover {
  background: white;
  color: var(--primary-navy);
  border-color: white;
}

/* ==========================================================================
   Header & Navigation
   ========================================================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(226, 232, 240, 0.8);
  transition: var(--transition);
}

.site-header.scrolled {
  box-shadow: var(--shadow-md);
  background: rgba(255, 255, 255, 0.98);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 84px;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-logo img {
  height: 48px;
  width: auto;
  object-fit: contain;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
}

.nav-link {
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--text-secondary);
  position: relative;
  padding: 6px 0;
}

.nav-link:hover, .nav-link.active {
  color: var(--primary-navy);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--eco-green);
  transition: var(--transition);
}

.nav-link:hover::after, .nav-link.active::after {
  width: 100%;
}

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

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.6rem;
  color: var(--primary-navy);
  cursor: pointer;
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 140px 0 90px;
  background: #0B1128;
  color: white;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: url('../assets/images/hero_banner.png') center/cover no-repeat;
  opacity: 0.42;
  filter: saturate(1.15) brightness(0.9);
  transform: scale(1.03);
  transition: transform 10s ease-out;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(180deg, rgba(11, 17, 40, 0.75) 0%, rgba(15, 23, 42, 0.9) 100%);
}

.hero-content {
  position: relative;
  z-index: 10;
  max-width: 820px;
}

.hero-pill {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 18px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: #B4E380;
  backdrop-filter: blur(8px);
  margin-bottom: 24px;
}

.hero-pill .dot {
  width: 8px;
  height: 8px;
  background-color: var(--eco-green-light);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--eco-green-light);
}

.hero-title {
  font-size: 3.5rem;
  color: white;
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 22px;
  letter-spacing: -0.03em;
}

.hero-title span {
  background: linear-gradient(120deg, #A8E662 0%, #48ADE0 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: #CBD5E1;
  line-height: 1.6;
  margin-bottom: 36px;
  max-width: 720px;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 56px;
}

.hero-stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  padding-top: 36px;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
}

.hero-stat-card {
  position: relative;
}

.hero-stat-number {
  font-family: 'Outfit', sans-serif;
  font-size: 2.25rem;
  font-weight: 800;
  color: #F8FAFC;
  line-height: 1;
  margin-bottom: 6px;
}

.hero-stat-number span {
  color: var(--eco-green-light);
}

.hero-stat-label {
  font-size: 0.85rem;
  color: #94A3B8;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ==========================================================================
   About & Heritage Section
   ========================================================================== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}

.about-image-wrap {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.about-image-wrap img {
  width: 100%;
  height: 520px;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.about-image-wrap:hover img {
  transform: scale(1.04);
}

.about-badge-card {
  position: absolute;
  bottom: 24px;
  left: 24px;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  padding: 18px 24px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 16px;
  border: 1px solid rgba(255, 255, 255, 0.8);
}

.about-badge-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(91, 158, 45, 0.15);
  color: var(--eco-green-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
}

.about-badge-text h4 {
  font-size: 1.05rem;
  color: var(--primary-navy);
  margin-bottom: 2px;
}

.about-badge-text p {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.about-content h2 {
  font-size: 2.25rem;
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}

.about-content p {
  color: var(--text-secondary);
  font-size: 1.05rem;
  margin-bottom: 18px;
}

.heritage-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 32px;
}

.heritage-feat-item {
  display: flex;
  gap: 14px;
  background: var(--bg-white);
  padding: 18px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-light);
  transition: var(--transition);
}

.heritage-feat-item:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: rgba(91, 158, 45, 0.3);
}

.feat-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: rgba(30, 37, 94, 0.08);
  color: var(--primary-navy);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.feat-text h4 {
  font-size: 0.95rem;
  margin-bottom: 4px;
}

.feat-text p {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-bottom: 0;
  line-height: 1.4;
}

/* ==========================================================================
   Product Showcase
   ========================================================================== */
.products-section {
  background: var(--bg-cream);
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.product-card {
  background: var(--bg-white);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-light);
  display: flex;
  flex-direction: column;
  transition: var(--transition);
}

.product-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
  border-color: rgba(91, 158, 45, 0.3);
}

.product-img-wrap {
  position: relative;
  height: 240px;
  overflow: hidden;
}

.product-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.product-card:hover .product-img-wrap img {
  transform: scale(1.08);
}

.product-badge {
  position: absolute;
  top: 16px;
  left: 16px;
  background: rgba(17, 23, 56, 0.85);
  color: white;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  backdrop-filter: blur(8px);
}

.product-body {
  padding: 28px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.product-title {
  font-size: 1.4rem;
  margin-bottom: 12px;
}

.product-desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-bottom: 20px;
  line-height: 1.6;
}

.product-specs-list {
  list-style: none;
  margin-bottom: 24px;
  border-top: 1px solid var(--border-light);
  padding-top: 16px;
  flex-grow: 1;
}

.product-specs-list li {
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
  padding: 6px 0;
  color: var(--text-secondary);
  border-bottom: 1px dashed #EDF2F7;
}

.product-specs-list li span:last-child {
  font-weight: 600;
  color: var(--primary-navy);
}

.product-footer {
  margin-top: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* ==========================================================================
   Interactive Technical Specifications Section
   ========================================================================== */
.specs-section {
  background: var(--bg-white);
}

.specs-tab-nav {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.tab-btn {
  padding: 12px 26px;
  background: var(--bg-main);
  border: 1.5px solid var(--border-light);
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-secondary);
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 8px;
}

.tab-btn:hover {
  border-color: var(--primary-navy);
  color: var(--primary-navy);
}

.tab-btn.active {
  background: var(--primary-navy);
  color: white;
  border-color: var(--primary-navy);
  box-shadow: 0 4px 12px rgba(27, 35, 82, 0.25);
}

.tab-content {
  display: none;
  animation: fadeIn 0.4s ease;
}

.tab-content.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.table-responsive {
  width: 100%;
  overflow-x: auto;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-light);
  background: white;
}

.spec-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.92rem;
}

.spec-table th {
  background: #18224B;
  color: white;
  padding: 16px 20px;
  font-family: 'Outfit', sans-serif;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.spec-table td {
  padding: 14px 20px;
  border-bottom: 1px solid var(--border-light);
  color: var(--text-secondary);
  font-variant-numeric: tabular-nums;
}

.spec-table tr:last-child td {
  border-bottom: none;
}

.spec-table tbody tr:hover {
  background-color: #F8FAFC;
}

.spec-table .highlight-col {
  background-color: rgba(91, 158, 45, 0.05);
  font-weight: 600;
  color: var(--primary-navy);
}

.spec-table th.highlight-th {
  background-color: var(--eco-green-dark);
}

.badge-marker {
  display: inline-block;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
}

.marker-light-green { background: #DCFCE7; color: #166534; }
.marker-brown { background: #FEF3C7; color: #92400E; }
.marker-red { background: #FEE2E2; color: #991B1B; }

.table-notice {
  margin-top: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ==========================================================================
   Applications & Downstream Uses Grid
   ========================================================================== */
.applications-section {
  background: var(--bg-main);
}

.app-filter-nav {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-bottom: 36px;
  flex-wrap: wrap;
}

.filter-btn {
  padding: 8px 20px;
  background: white;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-full);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
  transition: var(--transition);
}

.filter-btn:hover {
  border-color: var(--primary-navy);
  color: var(--primary-navy);
}

.filter-btn.active {
  background: var(--eco-green);
  border-color: var(--eco-green);
  color: white;
}

.applications-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.app-card {
  background: white;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-light);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.app-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(43, 148, 200, 0.4);
}

.app-img-wrap {
  height: 180px;
  overflow: hidden;
}

.app-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.app-card:hover .app-img-wrap img {
  transform: scale(1.08);
}

.app-content {
  padding: 20px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.app-category {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--cyan-accent);
  letter-spacing: 0.05em;
  margin-bottom: 6px;
}

.app-title {
  font-size: 1.15rem;
  margin-bottom: 8px;
}

.app-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* ==========================================================================
   Packaging & Global Logistics Explorer
   ========================================================================== */
.packaging-section {
  background: var(--bg-white);
}

.packaging-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
}

.pack-card {
  background: var(--bg-main);
  border-radius: var(--radius-lg);
  padding: 24px 20px;
  border: 1px solid var(--border-light);
  text-align: center;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.pack-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-navy);
  background: white;
}

.pack-img {
  width: 100%;
  height: 130px;
  object-fit: contain;
  margin-bottom: 18px;
  transition: transform 0.3s ease;
}

.pack-card:hover .pack-img {
  transform: scale(1.06);
}

.pack-card h4 {
  font-size: 1.1rem;
  margin-bottom: 8px;
}

.pack-capacity {
  display: inline-block;
  padding: 4px 12px;
  background: rgba(27, 35, 82, 0.08);
  color: var(--primary-navy);
  font-weight: 700;
  font-size: 0.8rem;
  border-radius: var(--radius-full);
  margin-bottom: 12px;
}

.pack-card p {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.45;
}

/* Logistics banner */
.logistics-callout {
  margin-top: 56px;
  background: linear-gradient(135deg, #18224B 0%, #0F172A 100%);
  color: white;
  border-radius: var(--radius-xl);
  padding: 48px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}

.logistics-callout h3 {
  color: white;
  font-size: 2rem;
  margin-bottom: 16px;
}

.logistics-callout p {
  color: #CBD5E1;
  font-size: 1.05rem;
  margin-bottom: 24px;
}

.logistics-callout-img {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

.logistics-callout-img img {
  width: 100%;
  height: 280px;
  object-fit: cover;
}

/* ==========================================================================
   Quality & Testing Section
   ========================================================================== */
.quality-section {
  background: var(--bg-cream);
}

.quality-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.quality-images {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.quality-images img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  height: 220px;
  width: 100%;
  object-fit: cover;
}

.quality-list {
  list-style: none;
  margin-top: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.quality-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.quality-icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--eco-green);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
  margin-top: 2px;
}

.quality-item-text h4 {
  font-size: 1.05rem;
  margin-bottom: 4px;
}

.quality-item-text p {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

/* ==========================================================================
   Sustainability / FSC Section
   ========================================================================== */
.sustainability-section {
  background: #0B1E13;
  color: white;
  position: relative;
  overflow: hidden;
}

.sustainability-section .section-title {
  color: white;
}

.sustainability-section .section-desc {
  color: #A7F3D0;
}

.sustainability-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 48px;
}

.sust-card {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-xl);
  padding: 36px 28px;
  backdrop-filter: blur(12px);
  transition: var(--transition);
}

.sust-card:hover {
  transform: translateY(-6px);
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--eco-green-light);
  box-shadow: var(--shadow-glow);
}

.sust-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  background: rgba(91, 158, 45, 0.25);
  color: #B4E380;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  margin-bottom: 24px;
}

.sust-card h3 {
  color: white;
  font-size: 1.35rem;
  margin-bottom: 12px;
}

.sust-card p {
  color: #D1D5DB;
  font-size: 0.95rem;
  line-height: 1.6;
}

/* ==========================================================================
   RFQ & Contact Section
   ========================================================================== */
.contact-section {
  background: var(--bg-white);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 56px;
}

.contact-info-panel {
  background: linear-gradient(145deg, #18224B 0%, #0F172A 100%);
  color: white;
  border-radius: var(--radius-xl);
  padding: 48px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: var(--shadow-xl);
}

.contact-info-panel h3 {
  color: white;
  font-size: 1.85rem;
  margin-bottom: 16px;
}

.contact-info-panel p {
  color: #CBD5E1;
  font-size: 1rem;
  margin-bottom: 32px;
}

.contact-detail-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin-bottom: 40px;
}

.contact-detail-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.contact-detail-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.1);
  color: var(--cyan-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.contact-detail-text h5 {
  color: #94A3B8;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 4px;
}

.contact-detail-text p, .contact-detail-text a {
  color: white;
  font-size: 1.05rem;
  font-weight: 500;
}

.global-presence-badges {
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  padding-top: 24px;
}

.global-presence-badges h5 {
  color: #94A3B8;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 12px;
}

.country-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.country-pill {
  padding: 4px 10px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-full);
  font-size: 0.78rem;
  color: #E2E8F0;
}

/* RFQ Form */
.rfq-form-card {
  background: var(--bg-main);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  padding: 40px;
  box-shadow: var(--shadow-md);
}

.rfq-form-card h3 {
  font-size: 1.75rem;
  margin-bottom: 8px;
}

.rfq-form-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 28px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 20px;
}

.form-group label {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--primary-navy);
}

.form-control {
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--border-light);
  background: white;
  font-size: 0.95rem;
  color: var(--text-primary);
  font-family: inherit;
  transition: var(--transition);
}

.form-control:focus {
  outline: none;
  border-color: var(--primary-navy);
  box-shadow: 0 0 0 3px rgba(27, 35, 82, 0.1);
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
  background: #0B1128;
  color: #94A3B8;
  padding: 72px 0 32px;
  font-size: 0.92rem;
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 48px;
  margin-bottom: 56px;
}

.footer-brand p {
  margin-top: 18px;
  line-height: 1.6;
  max-width: 320px;
  color: #94A3B8;
}

.footer-col h4 {
  color: white;
  font-size: 1.1rem;
  margin-bottom: 20px;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-links a:hover {
  color: var(--eco-green-light);
  padding-left: 4px;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 32px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.85rem;
}

/* Modal Popup */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(11, 17, 40, 0.75);
  backdrop-filter: blur(8px);
  z-index: 2000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.modal-overlay.active {
  display: flex;
  animation: fadeIn 0.25s ease;
}

.modal-card {
  background: white;
  border-radius: var(--radius-xl);
  max-width: 580px;
  width: 100%;
  padding: 40px;
  box-shadow: var(--shadow-xl);
  position: relative;
  text-align: center;
}

.modal-close {
  position: absolute;
  top: 20px;
  right: 20px;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--text-muted);
}

.modal-icon-success {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: rgba(91, 158, 45, 0.15);
  color: var(--eco-green-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.25rem;
  margin: 0 auto 20px;
}

/* ==========================================================================
   Responsive Media Queries
   ========================================================================== */
@media (max-width: 1024px) {
  .hero-title { font-size: 2.75rem; }
  .products-grid { grid-template-columns: repeat(2, 1fr); }
  .applications-grid { grid-template-columns: repeat(2, 1fr); }
  .packaging-grid { grid-template-columns: repeat(3, 1fr); }
  .footer-top { grid-template-columns: 1fr 1fr; }
  .about-grid, .quality-grid, .contact-grid, .logistics-callout { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .hero-title { font-size: 2.2rem; }
  .hero-stats-grid { grid-template-columns: repeat(2, 1fr); }
  .mobile-toggle { display: block; }
  .nav-menu {
    position: fixed;
    top: 84px;
    left: -100%;
    width: 100%;
    height: calc(100vh - 84px);
    background: white;
    flex-direction: column;
    padding: 36px 24px;
    gap: 20px;
    transition: var(--transition);
    overflow-y: auto;
    border-top: 1px solid var(--border-light);
  }
  .nav-menu.open { left: 0; }
  .products-grid, .packaging-grid, .sustainability-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; }
  .logistics-callout { padding: 32px 24px; }
  .section { padding: 64px 0; }
}