/* AI Procurement Review Landing Page Stylesheet */

:root {
  --aipr-primary: #d97706;
  --aipr-primary-dark: #b45309;
  --aipr-primary-deep: #92400e;
  --aipr-primary-light: #fef3c7;
  --aipr-accent: #7c3aed;
  --aipr-accent-dark: #5b21b6;
  --aipr-bg-dark: #180d02;
  --aipr-card-bg: #ffffff;
  --aipr-text-main: #0f172a;
  --aipr-text-muted: #64748b;
  --aipr-border: #e2e8f0;
  --aipr-radius: 16px;
  --aipr-shadow: 0 10px 30px rgba(0, 0, 0, 0.06);
  --aipr-shadow-lg: 0 20px 40px rgba(217, 119, 6, 0.12);
}

/* Hero Section */
.aipr-hero-section {
  background: linear-gradient(135deg, #180d02 0%, #2f116f 55%, #180d02 100%);
  color: #ffffff;
  padding: 4.5rem 1.5rem 5rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.aipr-hero-section::before {
  content: "";
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(217, 119, 6, 0.15) 0%, transparent 60%);
  pointer-events: none;
}

.aipr-hero-content {
  max-width: 960px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

.aipr-breadcrumb {
  font-size: 0.85rem;
  color: #cbd5e1;
  margin-bottom: 1.25rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255, 255, 255, 0.08);
  padding: 6px 14px;
  border-radius: 30px;
  backdrop-filter: blur(8px);
}

.aipr-breadcrumb a {
  color: #fbbf24;
  text-decoration: none;
  transition: color 0.2s;
}

.aipr-breadcrumb a:hover {
  color: #ffffff;
}

.aipr-breadcrumb .sep {
  opacity: 0.5;
}

.aipr-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(251, 191, 36, 0.15);
  border: 1px solid rgba(251, 191, 36, 0.35);
  color: #fde68a;
  padding: 6px 16px;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}

.aipr-hero-title {
  font-size: 2.75rem;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 1.25rem;
  color: #ffffff;
  letter-spacing: -0.5px;
}

.aipr-hero-title span {
  background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 50%, #fde68a 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.aipr-hero-subtitle {
  font-size: 1.15rem;
  line-height: 1.65;
  color: #f1f5f9;
  max-width: 800px;
  margin: 0 auto 2.25rem;
  font-weight: 400;
}

.aipr-hero-cta-group {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

.aipr-btn-primary {
  background: linear-gradient(135deg, #d97706 0%, #b45309 100%);
  color: #ffffff;
  padding: 14px 32px;
  font-size: 1rem;
  font-weight: 700;
  border-radius: 50px;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 10px 25px rgba(217, 119, 6, 0.4);
  transition: all 0.25s ease;
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.aipr-btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 30px rgba(217, 119, 6, 0.5);
  color: #ffffff;
}

.aipr-btn-outline {
  background: rgba(255, 255, 255, 0.08);
  color: #ffffff;
  padding: 14px 30px;
  font-size: 1rem;
  font-weight: 600;
  border-radius: 50px;
  text-decoration: none;
  border: 1px solid rgba(255, 255, 255, 0.25);
  backdrop-filter: blur(8px);
  transition: all 0.25s ease;
}

.aipr-btn-outline:hover {
  background: rgba(255, 255, 255, 0.16);
  border-color: #ffffff;
  color: #ffffff;
}

/* Main Container */
.aipr-main-container {
  max-width: 1140px;
  margin: -2.5rem auto 4rem;
  padding: 0 1.25rem;
  position: relative;
  z-index: 3;
}

/* Standard Content Card */
.aipr-card {
  background: var(--aipr-card-bg);
  border: 1px solid var(--aipr-border);
  border-radius: var(--aipr-radius);
  padding: 2.5rem;
  margin-bottom: 2rem;
  box-shadow: var(--aipr-shadow);
}

.aipr-section-title {
  font-size: 1.85rem;
  font-weight: 800;
  color: var(--aipr-text-main);
  margin-bottom: 0.75rem;
  letter-spacing: -0.3px;
}

.aipr-section-desc {
  font-size: 1.05rem;
  color: var(--aipr-text-muted);
  line-height: 1.6;
  margin-bottom: 1.75rem;
}

/* Badges */
.aipr-badge-amber {
  display: inline-block;
  background: #fef3c7;
  color: #b45309;
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 4px 12px;
  border-radius: 20px;
  margin-bottom: 0.75rem;
}

.aipr-badge-purple {
  display: inline-block;
  background: #f5f3ff;
  color: #6d28d9;
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 4px 12px;
  border-radius: 20px;
  margin-bottom: 0.75rem;
}

/* 4-Pillar Grid */
.aipr-pillars-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
  margin-bottom: 2rem;
}

.aipr-pillar-card {
  background: #ffffff;
  border: 1px solid var(--aipr-border);
  border-radius: var(--aipr-radius);
  padding: 1.75rem 1.5rem;
  box-shadow: var(--aipr-shadow);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  display: flex;
  flex-direction: column;
}

.aipr-pillar-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--aipr-shadow-lg);
  border-color: #fde68a;
}

.aipr-pillar-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 1.25rem;
}

.aipr-pillar-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--aipr-text-main);
  margin-bottom: 0.5rem;
}

.aipr-pillar-card p {
  font-size: 0.92rem;
  color: var(--aipr-text-muted);
  line-height: 1.55;
  margin-bottom: 0;
}

/* Workflow Comparison */
.aipr-workflow-compare {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin: 1.5rem 0;
}

.aipr-workflow-card {
  border-radius: 14px;
  padding: 1.75rem;
  border: 1px solid;
}

.aipr-workflow-card.old-way {
  background: #fef2f2;
  border-color: #fecaca;
}

.aipr-workflow-card.old-way h4 {
  color: #991b1b;
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.aipr-workflow-card.new-way {
  background: #fef3c7;
  border-color: #fde68a;
}

.aipr-workflow-card.new-way h4 {
  color: #92400e;
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

/* Timeline 4-Step */
.aipr-timeline {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
  margin-top: 1.5rem;
}

.aipr-step-box {
  background: #f8fafc;
  border: 1px solid var(--aipr-border);
  border-radius: 14px;
  padding: 1.5rem;
  position: relative;
}

.aipr-step-num {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: #d97706;
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 0.9rem;
  margin-bottom: 1rem;
}

.aipr-step-box h4 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--aipr-text-main);
  margin-bottom: 0.5rem;
}

.aipr-step-box p {
  font-size: 0.88rem;
  color: var(--aipr-text-muted);
  line-height: 1.5;
  margin-bottom: 0;
}

/* 9-Grid Checklist */
.aipr-check-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  margin-top: 1.5rem;
}

.aipr-check-item {
  background: #f8fafc;
  border: 1px solid var(--aipr-border);
  border-radius: 12px;
  padding: 1.25rem;
}

.aipr-check-item-header {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  color: #0f172a;
  font-size: 1rem;
  margin-bottom: 0.5rem;
}

.aipr-check-item p {
  font-size: 0.88rem;
  color: #64748b;
  line-height: 1.5;
  margin-bottom: 0;
}

/* Pricing Grid */
.aipr-pricing-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
  margin-top: 1.5rem;
}

.aipr-pricing-card {
  background: #ffffff;
  border: 1px solid var(--aipr-border);
  border-radius: 14px;
  padding: 1.75rem 1.25rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.aipr-pricing-card.highlight {
  border-color: #d97706;
  box-shadow: 0 10px 25px rgba(217, 119, 6, 0.15);
  background: #fffbeb;
}

.aipr-pricing-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: #0f172a;
}

.aipr-pricing-card .price {
  font-size: 1.85rem;
  font-weight: 800;
  color: #b45309;
  margin-bottom: 1rem;
}

.aipr-pricing-card ul {
  list-style: none;
  padding: 0;
  margin: 0 0 1.5rem 0;
  font-size: 0.88rem;
  color: #475569;
  line-height: 1.7;
}

.aipr-pricing-card ul li::before {
  content: "✓";
  color: #d97706;
  font-weight: 800;
  margin-right: 8px;
}

/* FAQ Accordion */
.aipr-faq-card {
  border: 1px solid var(--aipr-border);
  border-radius: 12px;
  margin-bottom: 10px;
  overflow: hidden;
  background: #ffffff;
}

.aipr-faq-header {
  padding: 1.25rem 1.5rem;
  font-weight: 700;
  font-size: 1.05rem;
  color: #0f172a;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: #f8fafc;
  user-select: none;
  transition: background 0.2s;
}

.aipr-faq-header:hover {
  background: #f1f5f9;
}

.aipr-faq-body {
  padding: 1.25rem 1.5rem;
  font-size: 0.95rem;
  color: #475569;
  line-height: 1.65;
  border-top: 1px solid var(--aipr-border);
}

/* Cluster Link Grids */
.aipr-cluster-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-top: 1rem;
}

.aipr-cluster-link-card {
  background: #f8fafc;
  border: 1px solid var(--aipr-border);
  border-radius: 10px;
  padding: 14px 16px;
  color: #0f172a;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: all 0.2s ease;
}

.aipr-cluster-link-card:hover {
  border-color: #d97706;
  background: #ffffff;
  color: #b45309;
  transform: translateX(3px);
}

/* Bottom CTA */
.aipr-cta-box {
  background: linear-gradient(135deg, #180d02 0%, #2f116f 55%, #180d02 100%);
  border-radius: 20px;
  padding: 3.5rem 2rem;
  text-align: center;
  color: #ffffff;
  margin-top: 2rem;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.aipr-cta-box h2 {
  font-size: 2.25rem;
  font-weight: 800;
  margin-bottom: 1rem;
}

.aipr-cta-box p {
  font-size: 1.1rem;
  color: #f1f5f9;
  max-width: 650px;
  margin: 0 auto 2rem;
  line-height: 1.6;
}

/* Disclaimer Footer */
.aipr-disclaimer-footer {
  text-align: center;
  font-size: 0.85rem;
  color: #94a3b8;
  margin-top: 2rem;
  padding: 0 1rem;
  line-height: 1.5;
}

/* Responsive */
@media (max-width: 1024px) {
  .aipr-pillars-grid,
  .aipr-pricing-grid,
  .aipr-timeline {
    grid-template-columns: repeat(2, 1fr);
  }
  .aipr-check-grid,
  .aipr-cluster-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .aipr-hero-title {
    font-size: 2rem;
  }
  .aipr-pillars-grid,
  .aipr-pricing-grid,
  .aipr-timeline,
  .aipr-workflow-compare,
  .aipr-check-grid,
  .aipr-cluster-grid {
    grid-template-columns: 1fr;
  }
  .aipr-card {
    padding: 1.5rem;
  }
}