@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Space+Grotesk:wght@400;500;600;700&display=swap');

:root {
  /* Colors */
  --bg-primary: #FCFCFD;
  --bg-secondary: #F3F4F6;
  --bg-card: #FFFFFF;
  --text-primary: #111827;
  --text-secondary: #4B5563;
  --text-muted: #9CA3AF;
  
  --primary: #0052FF;
  --primary-hover: #003ECC;
  --primary-light: #EBF2FF;
  
  --border-color: #E5E7EB;
  --border-color-hover: #D1D5DB;
  
  /* Fonts */
  --font-headings: 'Space Grotesk', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.05), 0 4px 6px -2px rgba(0, 0, 0, 0.02);
  --shadow-focus: 0 0 0 4px rgba(0, 82, 255, 0.15);
  
  /* Transitions */
  --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  line-height: 1.6;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-headings);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.15;
}

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

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

/* Layout */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

section {
  padding: 80px 0;
}

/* Typography Helpers */
.tagline {
  color: var(--primary);
  text-transform: uppercase;
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  margin-bottom: 12px;
  display: inline-block;
}

.section-title {
  font-size: 2.5rem;
  margin-bottom: 16px;
  font-weight: 700;
}

.section-subtitle {
  color: var(--text-secondary);
  font-size: 1.125rem;
  max-width: 600px;
  margin-bottom: 48px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 24px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: var(--transition-normal);
  border: 1px solid transparent;
  outline: none;
}

.btn-primary {
  background-color: var(--primary);
  color: #FCFCFD;
  box-shadow: var(--shadow-sm);
}

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

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

.btn-outline:hover {
  background-color: var(--bg-secondary);
  border-color: var(--border-color-hover);
  transform: translateY(-2px);
}

/* Header Styling */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: rgba(252, 252, 253, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
  padding: 16px 0;
  transition: var(--transition-normal);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo-wrapper {
  display: flex;
  align-items: center;
  gap: 16px;
}

.brand-logo {
  height: 42px;
  width: auto;
}

.cert-badges {
  display: flex;
  align-items: center;
  gap: 8px;
  border-left: 1px solid var(--border-color);
  padding-left: 16px;
}

.cert-badge {
  height: 32px;
  width: auto;
  transition: var(--transition-normal);
}

.cert-badge:hover {
  transform: scale(1.1);
}

.nav {
  display: flex;
  align-items: center;
  gap: 32px;
}

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

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

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

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

.header-ctas {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* Hero Section */
.hero {
  padding: 100px 0 80px;
  background: radial-gradient(circle at 80% 20%, var(--primary-light) 0%, transparent 45%);
}

.hero-centered {
  max-width: 780px;
  margin: 0 auto;
  text-align: center;
}

.hero-centered h1 {
  font-size: 3.5rem;
  line-height: 1.1;
  margin-bottom: 24px;
  color: var(--text-primary);
}

.hero-centered h1 span {
  color: var(--primary);
}

.hero-description {
  font-size: 1.2rem;
  color: var(--text-secondary);
  margin-bottom: 36px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

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

.hero-badges-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  margin-top: 8px;
}

.hero-badges-row img {
  height: 52px;
  width: auto;
  object-fit: contain;
  opacity: 0.85;
  transition: var(--transition-fast);
}

.hero-badges-row img:hover {
  opacity: 1;
}

/* Background visual circles (kept for subtle radial bg) */

/* Product Catalogue Section */
.catalog-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 40px;
}

.filter-row {
  display: flex;
  gap: 12px;
}

.filter-btn {
  background-color: transparent;
  border: 1px solid var(--border-color);
  padding: 8px 20px;
  border-radius: 20px;
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  color: var(--text-secondary);
  transition: var(--transition-normal);
}

.filter-btn:hover {
  background-color: var(--bg-secondary);
  border-color: var(--border-color-hover);
}

.filter-btn.active {
  background-color: var(--primary);
  color: #FFFFFF;
  border-color: var(--primary);
}

.catalog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 32px;
}

.catalog-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.catalog-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--border-color-hover);
}

.card-img-placeholder {
  height: 200px;
  background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--border-color) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  position: relative;
  overflow: hidden;
}

.card-img-placeholder i {
  font-size: 3rem;
  color: var(--text-muted);
  opacity: 0.5;
  transition: var(--transition-normal);
}

.catalog-card:hover .card-img-placeholder i {
  transform: scale(1.1);
  opacity: 0.8;
}

/* Accent strip for categories */
.card-category-tag {
  position: absolute;
  top: 16px;
  left: 16px;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(4px);
  color: var(--text-primary);
  box-shadow: var(--shadow-sm);
}

.card-content {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.card-title {
  font-size: 1.25rem;
  margin-bottom: 8px;
}

.card-description {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-bottom: 20px;
  flex-grow: 1;
}

.card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid var(--border-color);
  padding-top: 16px;
}

.card-link {
  color: var(--primary);
  font-weight: 600;
  font-size: 0.9rem;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.card-link:hover {
  text-decoration: underline;
}

.card-badge-union {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
}

.card-badge-union svg {
  width: 16px;
  height: 16px;
}

/* Heritage Section */
.heritage {
  background-color: var(--bg-secondary);
}

.heritage-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.heritage-content h2 {
  margin-bottom: 24px;
}

.heritage-content p {
  color: var(--text-secondary);
  margin-bottom: 20px;
}

.heritage-badges-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.heritage-badge-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  box-shadow: var(--shadow-sm);
}

.heritage-badge-card img {
  height: 64px;
  margin-bottom: 16px;
}

.heritage-badge-card h3 {
  font-size: 1.1rem;
  margin-bottom: 8px;
}

.heritage-badge-card p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 0;
}

/* Testimonials section */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.testimonial-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 32px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.testimonial-stars {
  color: #F59E0B;
  font-size: 1rem;
  letter-spacing: 2px;
  margin-bottom: 14px;
}

.testimonial-quote {
  font-size: 0.95rem;
  color: var(--text-secondary);
  font-style: italic;
  margin-bottom: 24px;
  flex-grow: 1;
  line-height: 1.7;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.author-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: var(--primary);
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.8rem;
  flex-shrink: 0;
  font-family: var(--font-headings);
}

.author-name {
  font-weight: 600;
  font-size: 0.95rem;
  display: block;
}

.author-source {
  font-size: 0.8rem;
  color: #10B981;
  display: block;
  font-weight: 500;
}

/* Footer Section */
.footer {
  background-color: #111827;
  color: #FCFCFD;
  padding: 64px 0 32px;
  font-size: 0.9rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1.5fr;
  gap: 48px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding-bottom: 48px;
  margin-bottom: 32px;
}

.footer-brand h3 {
  font-size: 1.25rem;
  margin-bottom: 16px;
}

.footer-brand p {
  color: #9CA3AF;
  margin-bottom: 24px;
  max-width: 320px;
}

.footer-badges {
  display: flex;
  gap: 12px;
  align-items: center;
}

.footer-badges img {
  height: 38px;
  filter: brightness(0) invert(1);
  opacity: 0.8;
  transition: var(--transition-fast);
}

.footer-badges img:hover {
  opacity: 1;
}

.footer-links h4 {
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 20px;
  color: #FFFFFF;
}

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

.footer-links-list li {
  margin-bottom: 12px;
}

.footer-links-list a {
  color: #9CA3AF;
}

.footer-links-list a:hover {
  color: #FFFFFF;
}

.footer-contact h4 {
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 20px;
  color: #FFFFFF;
}

.footer-contact p {
  color: #9CA3AF;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: #9CA3AF;
  font-size: 0.8rem;
}

/* Modal Styling */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(17, 24, 39, 0.6);
  backdrop-filter: blur(8px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: all;
}

.modal {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  width: 100%;
  max-width: 580px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
  transform: scale(0.9) translateY(20px);
  transition: transform var(--transition-normal);
  padding: 32px;
  position: relative;
}

.modal-overlay.active .modal {
  transform: scale(1) translateY(0);
}

.modal-close {
  position: absolute;
  top: 24px;
  right: 24px;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--text-secondary);
  transition: var(--transition-fast);
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
}

.modal-close:hover {
  background-color: var(--bg-secondary);
  color: var(--text-primary);
}

.modal-title {
  font-size: 1.75rem;
  margin-bottom: 8px;
}

.modal-subtitle {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 28px;
}

/* Form Styles */
.form-group {
  margin-bottom: 20px;
}

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

.form-label {
  display: block;
  font-weight: 500;
  font-size: 0.9rem;
  margin-bottom: 6px;
  color: var(--text-primary);
}

.form-control {
  width: 100%;
  padding: 10px 14px;
  border-radius: 6px;
  border: 1px solid var(--border-color);
  font-family: var(--font-body);
  font-size: 0.95rem;
  outline: none;
  transition: var(--transition-fast);
}

.form-control:focus {
  border-color: var(--primary);
  box-shadow: var(--shadow-focus);
}

textarea.form-control {
  resize: vertical;
  min-height: 100px;
}

/* Artwork Toggle Cards */
.artwork-toggle-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-primary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 10px;
}

.artwork-toggle-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 16px;
  align-items: stretch;
}

.artwork-option {
  cursor: pointer;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.artwork-option input[type="radio"] {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.artwork-option-inner {
  border: 2px solid var(--border-color);
  border-radius: 10px;
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  transition: var(--transition-fast);
  background-color: var(--bg-secondary);
  height: 100%;
  box-sizing: border-box;
}

.artwork-option-inner svg {
  color: var(--text-muted);
  transition: var(--transition-fast);
}

.artwork-option input[type="radio"]:checked + .artwork-option-inner {
  border-color: var(--primary);
  background-color: var(--primary-light);
  box-shadow: var(--shadow-focus);
}

.artwork-option input[type="radio"]:checked + .artwork-option-inner svg {
  color: var(--primary);
}

.artwork-option-inner:hover {
  border-color: var(--primary);
}

.artwork-option-title {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--text-primary);
}

.artwork-option-desc {
  font-size: 0.78rem;
  color: var(--text-muted);
  line-height: 1.4;
}

/* Artwork notice banner */
.artwork-notice {
  background-color: #ECFDF5;
  border: 1px solid #6EE7B7;
  border-radius: 8px;
  padding: 12px 16px;
  margin-bottom: 20px;
  font-size: 0.85rem;
  color: #065F46;
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.artwork-notice svg {
  flex-shrink: 0;
  color: #10B981;
  margin-top: 1px;
}

/* ShareFile Upload Panel */
.sharefile-panel {
  background: var(--bg-secondary);
  border: 2px dashed var(--primary);
  border-radius: 12px;
  padding: 20px;
  margin-bottom: 20px;
  animation: fadeInDown 0.25s ease;
}

@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-8px); }
  to   { opacity: 1; transform: translateY(0); }
}

.sharefile-panel-header {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.sharefile-panel-header svg {
  color: var(--primary);
  flex-shrink: 0;
}

.sharefile-panel-desc {
  font-size: 0.83rem;
  color: var(--text-secondary);
  margin-bottom: 14px;
  line-height: 1.5;
}

.btn-sharefile {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--primary);
  color: #fff;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.9rem;
  padding: 10px 20px;
  border-radius: 8px;
  text-decoration: none;
  transition: var(--transition-fast);
  margin-bottom: 14px;
}

.btn-sharefile:hover {
  background: var(--primary-dark, #1d4ed8);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.35);
}

.sharefile-confirm {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  padding: 10px 14px;
  border-radius: 8px;
  background: var(--bg-card, #fff);
  border: 1px solid var(--border-color);
  transition: var(--transition-fast);
  margin-bottom: 10px;
}

.sharefile-confirm:hover {
  border-color: var(--primary);
  background: var(--primary-light);
}

.sharefile-confirm input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--primary);
  flex-shrink: 0;
  cursor: pointer;
}

.sharefile-confirm span {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-primary);
}

.sharefile-hint {
  font-size: 0.78rem;
  color: var(--text-muted);
  font-style: italic;
  margin: 0;
  line-height: 1.4;
}

/* Responsive Styles */
@media (max-width: 991px) {
  .heritage-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  
  .testimonials-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

@media (max-width: 768px) {
  .header-inner {
    flex-direction: column;
    gap: 16px;
  }

  .nav {
    gap: 20px;
  }

  .hero-centered h1 {
    font-size: 2.5rem;
  }

  .catalog-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 20px;
  }

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

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