/**
 * Modern Buyers Section Styles
 * Professional profile cards with trust indicators for buyers
 */

.buyers-section {
  padding: var(--space-15) 0;
  background: var(--color-bg-primary);
  position: relative;
  overflow: hidden;
}

.buyers-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 70% 30%, rgba(0, 162, 240, 0.03) 0%, transparent 50%),
              radial-gradient(circle at 30% 70%, rgba(251, 55, 46, 0.03) 0%, transparent 50%);
  pointer-events: none;
  z-index: 1;
}

/* ===== DECORATIVE ELEMENTS ===== */

.buyers-decorations {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  pointer-events: none;
  z-index: 1;
  overflow: hidden;
}

.buyer-shape-1 {
  position: absolute;
  top: 15%;
  right: 8%;
  width: 120px;
  height: 120px;
  background: linear-gradient(135deg,
    rgba(0, 162, 240, 0.08),
    rgba(0, 162, 240, 0.04));
  border-radius: var(--radius-xl);
  animation: float 14s ease-in-out infinite;
}

.buyer-shape-2 {
  position: absolute;
  bottom: 20%;
  left: 6%;
  width: 90px;
  height: 90px;
  background: linear-gradient(135deg,
    rgba(251, 55, 46, 0.08),
    rgba(251, 55, 46, 0.04));
  border-radius: 50%;
  animation: float 18s ease-in-out infinite reverse;
}

/* ===== SECTION HEADER ===== */

.section-header {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 800px;
  margin: 0 auto var(--space-12);
  padding: 0 var(--space-6);
}

.section-title {
  font-size: clamp(var(--text-3xl), 5vw, var(--text-4xl));
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-4);
  line-height: var(--line-height-tight);
  position: relative;
  display: inline-block;
}

.section-title .highlight {
  background: linear-gradient(135deg,
    var(--color-primary-500),
    var(--color-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 4px;
  background: linear-gradient(90deg,
    var(--color-primary-500),
    var(--color-accent));
  border-radius: var(--radius-full);
  animation: slideInWidth 1s ease-out 0.5s both;
}

.section-description {
  font-size: var(--text-lg);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
  max-width: 600px;
  margin: 0 auto;
  animation: fadeInUp 1s ease-out 0.7s both;
}

/* ===== BUYERS GRID ===== */

.buyers-grid {
  position: relative;
  z-index: 2;
    display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--space-8);
  margin-bottom: var(--space-12);
  padding: 0 var(--space-6);
}

/* ===== BUYER CARDS ===== */

.buyer-card {
  background: var(--color-bg-primary);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-border-primary);
    overflow: hidden;
  transition: all var(--transition-normal);
  position: relative;
  animation: slideUp 0.8s cubic-bezier(0.4, 0, 0.2, 1) both;
  will-change: transform;
    display: flex;
    flex-direction: column;
  min-height: 480px;
}

.buyer-card:nth-child(1) { animation-delay: 0.1s; }
.buyer-card:nth-child(2) { animation-delay: 0.2s; }
.buyer-card:nth-child(3) { animation-delay: 0.3s; }
.buyer-card:nth-child(4) { animation-delay: 0.4s; }
.buyer-card:nth-child(5) { animation-delay: 0.5s; }
.buyer-card:nth-child(6) { animation-delay: 0.6s; }
.buyer-card:nth-child(7) { animation-delay: 0.7s; }
.buyer-card:nth-child(8) { animation-delay: 0.8s; }

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

.buyer-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg,
    var(--color-primary-500),
    var(--color-accent),
    var(--color-green-seller-600));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-normal);
  z-index: 2;
}

.buyer-card:hover::before {
  transform: scaleX(1);
}

/* ===== BUYER HEADER ===== */

.buyer-header {
  position: relative;
  padding: var(--space-6);
  background: linear-gradient(135deg,
    var(--color-bg-secondary) 0%,
    rgba(0, 162, 240, 0.1) 100%);
  text-align: center;
}

.buyer-avatar {
  width: 80px;
  height: 80px;
    border-radius: 50%;
  margin: 0 auto var(--space-4);
  border: 4px solid var(--color-bg-primary);
  box-shadow: var(--shadow-lg);
    overflow: hidden;
  position: relative;
    z-index: 2;
}

.buyer-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.buyer-avatar-placeholder {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg,
    var(--color-primary-500),
    var(--color-accent));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  font-size: 24px;
  font-weight: var(--font-weight-bold);
}

/* ===== VERIFICATION BADGE ===== */

.buyer-verification {
    position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  width: 24px;
  height: 24px;
  background: var(--color-accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  font-size: 12px;
  box-shadow: var(--shadow-sm);
  z-index: 3;
}

.buyer-verification svg {
  width: 14px;
  height: 14px;
}

/* ===== BUYER INFO ===== */

.buyer-info {
  position: relative;
  z-index: 2;
  padding: var(--space-6);
    flex: 1;
    display: flex;
    flex-direction: column;
}

.buyer-name {
  display: block;
  font-size: var(--text-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-1);
}

.buyer-location {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-3);
    display: flex;
    align-items: center;
  gap: var(--space-1);
}

.buyer-location svg {
  width: 14px;
  height: 14px;
  color: var(--color-accent);
}

.buyer-role {
  display: inline-block;
  font-size: var(--text-sm);
  color: var(--color-primary-600);
  background: rgba(0, 162, 240, 0.1);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-sm);
  font-weight: var(--font-weight-medium);
  margin-bottom: var(--space-3);
}

.buyer-stats {
  display: flex;
  gap: var(--space-4);
  margin-bottom: var(--space-3);
}

.buyer-stat {
    display: flex;
  flex-direction: column;
    align-items: center;
  text-align: center;
}

.buyer-stat-number {
  font-size: var(--text-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  line-height: 1;
}

.buyer-stat-label {
  font-size: var(--text-xs);
  color: var(--color-text-secondary);
  font-weight: var(--font-weight-medium);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-wide);
  margin-top: 2px;
}

/* ===== BUYER CONTENT ===== */

.buyer-content {
  padding: var(--space-6);
  position: relative;
  z-index: 2;
}

.buyer-bio {
  font-size: var(--text-base);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-4);
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.buyer-interests {
  margin-bottom: var(--space-6);
}

.buyer-interests-title {
  font-size: var(--text-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-3);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-wide);
}

.buyer-interests-list {
    display: flex;
    flex-wrap: wrap;
  gap: var(--space-2);
}

.buyer-interest-tag {
  font-size: var(--text-xs);
  padding: var(--space-1) var(--space-3);
  background: var(--color-bg-secondary);
  color: var(--color-text-secondary);
  border-radius: var(--radius-full);
  font-weight: var(--font-weight-medium);
  border: 1px solid var(--color-border-primary);
  transition: all var(--transition-fast);
}

.buyer-interest-tag:hover {
  background: var(--color-primary-500);
  color: var(--color-white);
  border-color: var(--color-primary-500);
  transform: translateY(-1px);
}

/* ===== BUYER CTA ===== */

.buyer-cta {
  padding: 0 var(--space-6) var(--space-6);
  position: relative;
  z-index: 2;
}

.buyer-cta .btn {
  width: 100%;
  justify-content: center;
}

/* ===== BUYERS CTA ===== */

.buyers-cta {
  position: relative;
  z-index: 2;
    text-align: center;
  padding: 0 var(--space-6);
  animation: fadeInUp 1s ease-out 0.8s both;
}

.buyers-cta .btn {
  animation: fadeInUp 1s ease-out 0.9s both;
}

/* ===== RESPONSIVE DESIGN ===== */

@media (max-width: 1024px) {
  .buyers-section {
    padding: var(--space-12) 0;
  }

  .buyers-grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-6);
}

  .buyer-shape-1,
  .buyer-shape-2 {
    display: none;
}
}

@media (max-width: 768px) {
    .buyers-section {
    padding: var(--space-10) 0;
    }

    .buyers-grid {
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: var(--space-6);
    padding: 0 var(--space-4);
  }

  .section-header {
    margin-bottom: var(--space-10);
    padding: 0 var(--space-4);
  }

  .section-title {
    font-size: clamp(var(--text-2xl), 6vw, var(--text-3xl));
  }

  .section-description {
    font-size: var(--text-base);
    }

    .buyer-card {
    margin: 0 var(--space-2);
    }

  .buyer-header {
    padding: var(--space-5);
    }

  .buyer-avatar {
    width: 70px;
    height: 70px;
    }

  .buyer-content {
    padding: var(--space-5);
  }

  .buyer-interests-list {
    gap: var(--space-1);
    }

  .buyer-interest-tag {
    font-size: 11px;
    padding: 2px var(--space-2);
    }

    .buyer-stats {
    gap: var(--space-3);
    }
}

@media (max-width: 640px) {
    .buyers-section {
    padding: var(--space-8) 0;
  }

  .buyers-grid {
    grid-template-columns: 1fr;
    gap: var(--space-6);
    padding: 0 var(--space-3);
    }

    .buyer-card {
    margin: 0;
    }

  .section-header {
    padding: 0 var(--space-3);
  }

  .section-title {
    font-size: clamp(var(--text-xl), 8vw, var(--text-2xl));
    }

  .buyer-card {
    margin: 0;
    }

    .buyer-stats {
    justify-content: space-around;
  }

  .buyer-interests-list {
        justify-content: center;
    }

  .buyers-cta {
    padding: 0 var(--space-3);
  }
}

/* ===== ACCESSIBILITY ===== */

@media (prefers-reduced-motion: reduce) {
  .buyer-card,
  .section-title::after,
  .section-description,
  .buyers-cta,
  .buyer-card::before,
  .buyer-interest-tag:hover {
    animation: none !important;
  }

  .buyer-card:hover {
    transform: none !important;
  }
}

/* High contrast mode */
@media (prefers-contrast: high) {
  .buyer-card {
    border-width: 2px;
    border-color: var(--color-text-primary);
  }

  .buyer-verification {
    border: 2px solid var(--color-white);
  }

  .buyer-interest-tag {
    border-width: 2px;
  }
}

/* ===== DARK MODE ===== */

/* Force dark mode override */
:root.force-dark .buyers-section,
:root.force-dark .buyers-section {
  background: var(--color-bg-primary);
}

:root.force-dark .buyer-card,
:root.force-dark .buyer-card {
  background: var(--color-bg-secondary);
  border-color: var(--color-border-primary);
}

:root.force-dark .buyer-header,
:root.force-dark .buyer-header {
  background: linear-gradient(135deg,
    var(--color-bg-secondary) 0%,
    rgba(0, 162, 240, 0.1) 100%);
}

:root.force-dark .buyer-avatar-placeholder,
:root.force-dark .buyer-avatar-placeholder {
  background: linear-gradient(135deg,
    var(--color-primary-500),
    var(--color-accent));
}

:root.force-dark .buyer-verification,
:root.force-dark .buyer-verification {
  background: var(--color-accent);
}

:root.force-dark .buyer-name,
:root.force-dark .buyer-name {
  color: var(--color-text-primary);
}

:root.force-dark .buyer-location,
:root.force-dark .buyer-location {
  color: var(--color-text-secondary);
}

:root.force-dark .buyer-role,
:root.force-dark .buyer-role {
  background: rgba(59, 130, 246, 0.1);
  color: var(--color-accent);
}

:root.force-dark .buyer-stat-number,
:root.force-dark .buyer-stat-number {
  color: var(--color-text-primary);
}

:root.force-dark .buyer-stat-label,
:root.force-dark .buyer-stat-label {
  color: var(--color-text-secondary);
}

:root.force-dark .buyer-bio,
:root.force-dark .buyer-bio {
  color: var(--color-text-secondary);
}

:root.force-dark .buyer-interests-title,
:root.force-dark .buyer-interests-title {
  color: var(--color-text-primary);
}

:root.force-dark .buyer-interest-tag,
:root.force-dark .buyer-interest-tag {
  background: var(--color-bg-tertiary);
  color: var(--color-text-secondary);
  border-color: var(--color-border-primary);
}

:root.force-dark .section-title,
:root.force-dark .section-title {
  color: var(--color-text-primary);
}

:root.force-dark .section-description,
:root.force-dark .section-description {
  color: var(--color-text-secondary);
}

@media (prefers-color-scheme: dark) {
    .buyers-section {
    background: var(--color-bg-primary);
    }
    
    .buyer-card {
    background: var(--color-bg-secondary);
    border-color: var(--color-border-primary);
  }

  .buyer-header {
    background: linear-gradient(135deg,
      var(--color-bg-secondary) 0%,
      rgba(0, 162, 240, 0.1) 100%);
    }
    
  .buyer-avatar-placeholder {
    background: linear-gradient(135deg,
      var(--color-primary-500),
      var(--color-accent));
    }
    
  .buyer-verification {
    background: var(--color-accent);
  }

  .buyer-name {
    color: var(--color-text-primary);
    }
    
  .buyer-location {
    color: var(--color-text-secondary);
  }

  .buyer-role {
    background: rgba(59, 130, 246, 0.1);
    color: var(--color-accent);
    }
    
  .buyer-stat-number {
    color: var(--color-text-primary);
    }
    
  .buyer-stat-label {
    color: var(--color-text-secondary);
  }

  .buyer-bio {
    color: var(--color-text-secondary);
    }
    
  .buyer-interests-title {
    color: var(--color-text-primary);
  }

  .buyer-interest-tag {
    background: var(--color-bg-tertiary);
    color: var(--color-text-secondary);
    border-color: var(--color-border-primary);
  }

  .buyer-interests-title {
    color: var(--color-white);
    }

  .section-title {
    color: var(--color-white);
  }

  .section-description {
    color: var(--color-gray-100);
  }
}

/* ===== PERFORMANCE ===== */

    .buyer-card {
  contain: layout style paint;
}

/* ===== ANIMATIONS ===== */

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
    }
}

@keyframes slideInWidth {
  from {
    width: 0;
  }
  to {
    width: 60px;
  }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
    }
}

@keyframes float {
  0%, 100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-20px);
    }
}

/* ===== PRINT STYLES ===== */

@media print {
  .buyers-section {
    background: white !important;
    padding: 40px 0;
  }

  .buyer-card {
    box-shadow: none;
    border: 2px solid #000;
    break-inside: avoid;
    page-break-inside: avoid;
    }
    
  .buyer-shape-1,
  .buyer-shape-2 {
    display: none;
    }
    
  .buyer-verification {
    border: 2px solid #000;
  }

  .buyers-cta {
    display: none;
    }
}