/* ==========================================================================
   BHARTI GLOBAL EXPORTS - B2B EXPORTER DESIGN SYSTEM & STYLESHEET
   Colors: Dark Green (#0B3D2E), Forest (#135240), Gold (#C99A2E), Warm White (#F9F8F3)
   Fonts: Heading (Playfair Display), Body (Inter)
   ========================================================================== */

:root {
  --primary: #0B3D2E;
  --primary-hover: #135240;
  --primary-light: #1A6B53;
  --accent-gold: #C99A2E;
  --accent-gold-hover: #B28622;
  --gold-subtle: #FFF9E6;
  --bg-warm: #F9F8F3;
  --bg-card: #FFFFFF;
  --text-dark: #1F2937;
  --text-muted: #4B5563;
  --text-light: #6B7280;
  --border-color: #E5E7EB;
  --border-gold: #E6C875;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 14px rgba(11,61,46,0.08);
  --shadow-lg: 0 10px 30px rgba(11,61,46,0.14);
  --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset & Global Base */
* {
  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-dark);
  background-color: var(--bg-warm);
  line-height: 1.6;
}

h1, h2, h3, h4, h5, .font-heading {
  font-family: 'Playfair Display', Georgia, serif;
  color: var(--primary);
  font-weight: 700;
  line-height: 1.25;
}

a {
  color: inherit;
  text-decoration: none;
}

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

/* Top Utility Header */
.top-bar {
  background-color: var(--primary);
  color: rgba(255, 255, 255, 0.9);
  font-size: 0.85rem;
  padding: 8px 0;
  border-bottom: 1px solid rgba(201, 154, 46, 0.3);
}

.top-bar-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.top-info {
  display: flex;
  align-items: center;
  gap: 20px;
}

.top-info span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.top-badges-mini {
  display: flex;
  gap: 12px;
  font-weight: 500;
  color: var(--accent-gold);
}

/* Main Navigation Header */
.main-header {
  background-color: #FFFFFF;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: var(--shadow-sm);
  border-bottom: 2px solid var(--accent-gold);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

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

.logo-badge {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-hover) 100%);
  color: var(--accent-gold);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Playfair Display', serif;
  font-weight: 800;
  font-size: 1.4rem;
  border: 1px solid var(--accent-gold);
  box-shadow: 0 2px 6px rgba(11,61,46,0.2);
}

.brand-text h1 {
  font-size: 1.35rem;
  letter-spacing: 0.5px;
  color: var(--primary);
  margin-bottom: 2px;
}

.brand-text p {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--accent-gold);
  font-weight: 600;
}

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

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

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

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--accent-gold);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* Primary Button Styling */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 22px;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
  border: 1px solid transparent;
  font-family: 'Inter', sans-serif;
  text-align: center;
}

.btn-primary {
  background-color: var(--primary);
  color: #FFFFFF;
  border-color: var(--primary);
  box-shadow: 0 2px 8px rgba(11,61,46,0.25);
}

.btn-primary:hover {
  background-color: var(--primary-hover);
  border-color: var(--primary-hover);
  transform: translateY(-1px);
}

.btn-gold {
  background-color: var(--accent-gold);
  color: #0B3D2E;
  font-weight: 700;
  border-color: var(--accent-gold);
}

.btn-gold:hover {
  background-color: var(--accent-gold-hover);
  color: #000;
  transform: translateY(-1px);
}

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

.btn-outline:hover {
  background-color: var(--primary);
  color: #FFFFFF;
}

.btn-outline-gold {
  background-color: transparent;
  color: var(--accent-gold);
  border-color: var(--accent-gold);
}

.btn-outline-gold:hover {
  background-color: var(--accent-gold);
  color: var(--primary);
}

/* Mobile Toggle */
.mobile-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--primary);
  cursor: pointer;
}

/* Hero Section */
.hero {
  position: relative;
  background: linear-gradient(135deg, rgba(11, 61, 46, 0.92) 0%, rgba(19, 82, 64, 0.88) 100%), 
              url('images/hero_agriculture.png') center/cover no-repeat;
  color: #FFFFFF;
  padding: 90px 24px 80px;
  border-bottom: 4px solid var(--accent-gold);
}

.hero-container {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 40px;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background-color: rgba(201, 154, 46, 0.2);
  border: 1px solid var(--accent-gold);
  color: var(--accent-gold);
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  margin-bottom: 20px;
}

.hero-content h1 {
  font-size: 2.8rem;
  color: #FFFFFF;
  margin-bottom: 12px;
  letter-spacing: -0.5px;
}

.hero-subtitle {
  font-size: 1.35rem;
  color: var(--accent-gold);
  font-weight: 400;
  font-family: 'Playfair Display', serif;
  margin-bottom: 18px;
}

.hero-description {
  font-size: 1.05rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.88);
  margin-bottom: 32px;
  max-width: 620px;
}

.hero-ctas {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

/* Hero Badges Strip */
.trust-badges-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(8px);
  padding: 18px 24px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.badge-card {
  display: flex;
  align-items: center;
  gap: 12px;
}

.badge-icon {
  font-size: 1.5rem;
}

.badge-text h4 {
  font-size: 0.9rem;
  color: #FFFFFF;
  font-family: 'Inter', sans-serif;
  margin-bottom: 2px;
}

.badge-text p {
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.7);
}

/* Quick Quote Card in Hero */
.hero-quick-card {
  background: #FFFFFF;
  color: var(--text-dark);
  padding: 28px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  border-top: 4px solid var(--accent-gold);
}

.hero-quick-card h3 {
  font-size: 1.35rem;
  margin-bottom: 6px;
}

.hero-quick-card p {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 20px;
}

/* Common Layout Sections */
.section {
  padding: 80px 24px;
}

.section-alt {
  background-color: #FFFFFF;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 50px;
}

.section-tag {
  color: var(--accent-gold);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 8px;
  display: block;
}

.section-title {
  font-size: 2.2rem;
  margin-bottom: 14px;
}

.section-subtitle {
  font-size: 1rem;
  color: var(--text-muted);
}

/* Product Section */
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(520px, 1fr));
  gap: 32px;
}

@media (max-width: 600px) {
  .products-grid {
    grid-template-columns: 1fr;
  }
}

.product-card {
  background: #FFFFFF;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: var(--transition);
}

.product-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-3px);
  border-color: var(--border-gold);
}

.product-img-wrapper {
  position: relative;
  height: 250px;
  overflow: hidden;
  background-color: var(--primary);
}

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

.product-card:hover .product-img-wrapper img {
  transform: scale(1.05);
}

.product-badge-origin {
  position: absolute;
  top: 14px;
  left: 14px;
  background: rgba(11, 61, 46, 0.9);
  color: #FFFFFF;
  padding: 4px 12px;
  border-radius: 4px;
  font-size: 0.8rem;
  font-weight: 600;
  border: 1px solid var(--accent-gold);
}

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

.product-title {
  font-size: 1.6rem;
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.product-subtitle {
  font-size: 0.9rem;
  color: var(--accent-gold);
  font-weight: 600;
  margin-bottom: 20px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.spec-list {
  list-style: none;
  margin-bottom: 24px;
}

.spec-item {
  display: flex;
  padding: 10px 0;
  border-bottom: 1px dashed var(--border-color);
  font-size: 0.92rem;
}

.spec-item:last-child {
  border-bottom: none;
}

.spec-label {
  width: 140px;
  font-weight: 600;
  color: var(--text-dark);
  display: flex;
  align-items: center;
  gap: 6px;
}

.spec-value {
  color: var(--text-muted);
  flex-grow: 1;
}

.grade-chips {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.chip {
  background: var(--bg-warm);
  color: var(--primary);
  border: 1px solid rgba(11,61,46,0.2);
  padding: 3px 10px;
  border-radius: 4px;
  font-size: 0.82rem;
  font-weight: 600;
}

.chip-gold {
  background: var(--gold-subtle);
  color: #8C6611;
  border-color: var(--accent-gold);
}

.product-footer {
  margin-top: auto;
  padding-top: 20px;
  display: flex;
  gap: 12px;
}

/* Why Choose Us Cards */
.why-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
}

.why-card {
  background: #FFFFFF;
  padding: 26px 20px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  text-align: center;
  transition: var(--transition);
}

.why-card:hover {
  border-color: var(--accent-gold);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.why-icon {
  width: 54px;
  height: 54px;
  background-color: var(--bg-warm);
  border: 1px solid var(--border-gold);
  color: var(--primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin: 0 auto 16px;
  font-weight: bold;
}

.why-card h3 {
  font-size: 1.1rem;
  margin-bottom: 8px;
  color: var(--primary);
}

.why-card p {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* Export Process Timeline */
.timeline-wrapper {
  position: relative;
  padding: 20px 0;
}

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

@media (max-width: 900px) {
  .timeline-grid {
    grid-template-columns: 1fr;
  }
}

.timeline-step {
  background: #FFFFFF;
  padding: 24px 16px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  text-align: center;
  position: relative;
  z-index: 1;
}

.timeline-number {
  width: 44px;
  height: 44px;
  background: var(--primary);
  color: var(--accent-gold);
  font-family: 'Playfair Display', serif;
  font-weight: 700;
  font-size: 1.2rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 14px;
  border: 2px solid var(--accent-gold);
}

.timeline-step h4 {
  font-size: 1rem;
  margin-bottom: 6px;
}

.timeline-step p {
  font-size: 0.82rem;
  color: var(--text-muted);
}

/* Quality & Certifications Banner */
.quality-box {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-hover) 100%);
  color: #FFFFFF;
  border-radius: var(--radius-lg);
  padding: 48px 40px;
  border: 2px solid var(--accent-gold);
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 40px;
  align-items: center;
}

@media (max-width: 850px) {
  .quality-box {
    grid-template-columns: 1fr;
    padding: 32px 24px;
  }
}

.quality-text h3 {
  color: #FFFFFF;
  font-size: 2rem;
  margin-bottom: 14px;
}

.quality-text p {
  color: rgba(255, 255, 255, 0.9);
  font-size: 1rem;
  line-height: 1.7;
  margin-bottom: 24px;
}

.quality-checklist {
  list-style: none;
  margin-bottom: 24px;
}

.quality-checklist li {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
  font-size: 0.95rem;
}

.quality-checklist li span {
  color: var(--accent-gold);
  font-weight: bold;
}

.quality-card-side {
  background: rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(6px);
  border: 1px solid rgba(201, 154, 46, 0.4);
  padding: 24px;
  border-radius: var(--radius-md);
  text-align: center;
}

/* Contact / RFQ Page Form */
.contact-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}

@media (max-width: 850px) {
  .contact-container {
    grid-template-columns: 1fr;
  }
}

.rfq-form-card {
  background: #FFFFFF;
  padding: 36px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-color);
}

.form-group {
  margin-bottom: 20px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

@media (max-width: 600px) {
  .form-row {
    grid-template-columns: 1fr;
  }
}

.form-label {
  display: block;
  font-size: 0.88rem;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--text-dark);
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 12px 14px;
  font-size: 0.95rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-family: 'Inter', sans-serif;
  transition: var(--transition);
  background-color: #FAFAFA;
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--primary);
  background-color: #FFFFFF;
  box-shadow: 0 0 0 3px rgba(11, 61, 46, 0.1);
}

.contact-info-card {
  background: var(--primary);
  color: #FFFFFF;
  padding: 36px;
  border-radius: var(--radius-lg);
  border-left: 6px solid var(--accent-gold);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.contact-info-card h3 {
  color: #FFFFFF;
  font-size: 1.8rem;
  margin-bottom: 12px;
}

.contact-detail-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 24px;
}

.contact-icon {
  width: 40px;
  height: 40px;
  background: rgba(201, 154, 46, 0.2);
  border: 1px solid var(--accent-gold);
  color: var(--accent-gold);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}

/* Modals */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(11, 61, 46, 0.7);
  backdrop-filter: blur(4px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.modal-backdrop.active {
  opacity: 1;
  pointer-events: auto;
}

.modal-content {
  background: #FFFFFF;
  width: 100%;
  max-width: 750px;
  max-height: 90vh;
  overflow-y: auto;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  border-top: 5px solid var(--accent-gold);
  padding: 32px;
  position: relative;
  transform: translateY(20px);
  transition: transform 0.3s ease;
}

.modal-backdrop.active .modal-content {
  transform: translateY(0);
}

.modal-close {
  position: absolute;
  top: 18px;
  right: 20px;
  background: none;
  border: none;
  font-size: 1.6rem;
  color: var(--text-muted);
  cursor: pointer;
}

.modal-close:hover {
  color: var(--primary);
}

/* Dynamic Specifications Table */
.spec-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 16px;
  margin-bottom: 24px;
  font-size: 0.9rem;
}

.spec-table th, .spec-table td {
  padding: 12px 14px;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

.spec-table th {
  background-color: var(--bg-warm);
  color: var(--primary);
  font-weight: 700;
}

.spec-table tr:hover {
  background-color: #F3F4F6;
}

/* Toast Notification */
.toast-notification {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: var(--primary);
  color: #FFFFFF;
  border-left: 4px solid var(--accent-gold);
  padding: 16px 24px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  z-index: 3000;
  display: flex;
  align-items: center;
  gap: 12px;
  transform: translateY(100px);
  opacity: 0;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.toast-notification.show {
  transform: translateY(0);
  opacity: 1;
}

/* Footer Styling */
.site-footer {
  background-color: #06241B;
  color: rgba(255, 255, 255, 0.8);
  padding: 60px 24px 30px;
  border-top: 3px solid var(--accent-gold);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 40px;
  margin-bottom: 40px;
}

@media (max-width: 900px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 600px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

.footer-col h4 {
  color: #FFFFFF;
  font-size: 1.1rem;
  margin-bottom: 16px;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 10px;
  font-size: 0.9rem;
}

.footer-links a:hover {
  color: var(--accent-gold);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.85rem;
}

/* Printable PDF Catalog View */
@media print {
  body * {
    visibility: hidden;
  }
  #catalog-print-view, #catalog-print-view * {
    visibility: visible;
  }
  #catalog-print-view {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
  }
}