/* ==============================================================================
   FELLAH HUB - LANDING PAGE STYLESHEET
   Agricultural Equipment & Service Delivery Marketplace
   ============================================================================== */

:root {
  --primary-50: #ecfdf5;
  --primary-100: #d1fae5;
  --primary-200: #a7f3d0;
  --primary-500: #10b981;
  --primary-600: #059669;
  --primary-700: #047857;
  --primary-800: #065f46;
  --primary-900: #064e3b;

  --accent-gold: #f59e0b;
  --accent-amber: #d97706;

  --neutral-50: #f8fafc;
  --neutral-100: #f1f5f9;
  --neutral-200: #e2e8f0;
  --neutral-300: #cbd5e1;
  --neutral-600: #475569;
  --neutral-700: #334155;
  --neutral-800: #1e293b;
  --neutral-900: #0f172a;

  --surface-card: rgba(255, 255, 255, 0.9);
  --surface-blur: blur(12px);
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);

  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-full: 9999px;
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--neutral-50);
  color: var(--neutral-800);
  line-height: 1.6;
  overflow-x: hidden;
}

/* Header & Navigation */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 72px;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: var(--surface-blur);
  -webkit-backdrop-filter: var(--surface-blur);
  border-bottom: 1px solid var(--neutral-200);
  z-index: 1000;
  display: flex;
  align-items: center;
}

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

.nav-wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--primary-800);
}

.logo-icon {
  width: 38px;
  height: 38px;
  background: linear-gradient(135deg, var(--primary-600), var(--primary-800));
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.2rem;
  box-shadow: 0 4px 10px rgba(5, 150, 105, 0.25);
}

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

.nav-links a {
  text-decoration: none;
  color: var(--neutral-700);
  font-weight: 500;
  font-size: 0.95rem;
  transition: color 0.2s;
}

.nav-links a:hover {
  color: var(--primary-600);
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary-600), var(--primary-700));
  color: white !important;
  padding: 10px 22px;
  border-radius: var(--radius-full);
  font-weight: 600;
  box-shadow: 0 4px 12px rgba(5, 150, 105, 0.3);
  transition: transform 0.2s, box-shadow 0.2s;
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(5, 150, 105, 0.4);
}

/* Hero Section */
.hero {
  padding: 140px 0 80px;
  background: radial-gradient(circle at top right, var(--primary-100), transparent 50%),
              radial-gradient(circle at bottom left, var(--neutral-100), transparent 60%);
  position: relative;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
}

.hero-content h1 {
  font-size: 3.2rem;
  font-weight: 800;
  line-height: 1.15;
  color: var(--neutral-900);
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}

.highlight {
  background: linear-gradient(135deg, var(--primary-600), var(--primary-800));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-content p {
  font-size: 1.2rem;
  color: var(--neutral-600);
  margin-bottom: 32px;
  max-width: 540px;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 36px;
}

.btn-large {
  padding: 14px 28px;
  font-size: 1.05rem;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  border-radius: var(--radius-full);
  font-weight: 600;
  transition: all 0.2s;
}

.btn-outline {
  border: 2px solid var(--neutral-300);
  color: var(--neutral-800);
  background: white;
}

.btn-outline:hover {
  border-color: var(--primary-600);
  color: var(--primary-600);
}

.hero-stats {
  display: flex;
  gap: 32px;
  border-top: 1px solid var(--neutral-200);
  padding-top: 24px;
}

.stat-item h4 {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--primary-700);
}

.stat-item p {
  font-size: 0.9rem;
  color: var(--neutral-600);
  margin: 0;
}

/* App Mockup Visual */
.hero-visual {
  position: relative;
}

.mockup-card {
  background: white;
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--neutral-200);
  position: relative;
  overflow: hidden;
}

.mockup-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.mockup-pill {
  background: var(--primary-50);
  color: var(--primary-700);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
}

.feature-pill-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: #fef3c7;
  color: #92400e;
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 0.8rem;
  font-weight: 600;
}

.service-preview-card {
  background: var(--neutral-50);
  border-radius: var(--radius-md);
  padding: 16px;
  margin-bottom: 14px;
  border: 1px solid var(--neutral-200);
}

.service-preview-card h5 {
  font-size: 1rem;
  color: var(--neutral-900);
  margin-bottom: 4px;
}

.service-preview-card p {
  font-size: 0.85rem;
  color: var(--neutral-600);
}

/* Section Styling */
.section {
  padding: 90px 0;
}

.section-title {
  text-align: center;
  margin-bottom: 54px;
}

.section-title span {
  color: var(--primary-600);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.9rem;
  display: block;
  margin-bottom: 8px;
}

.section-title h2 {
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--neutral-900);
}

/* Features Grid */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 28px;
}

.feature-card {
  background: white;
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  border: 1px solid var(--neutral-200);
  box-shadow: var(--shadow-sm);
  transition: transform 0.25s, box-shadow 0.25s;
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--primary-200);
}

.feature-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: var(--primary-100);
  color: var(--primary-700);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 20px;
}

.feature-card h3 {
  font-size: 1.25rem;
  color: var(--neutral-900);
  margin-bottom: 12px;
}

.feature-card p {
  font-size: 0.95rem;
  color: var(--neutral-600);
}

/* Escrow Banner */
.escrow-banner {
  background: linear-gradient(135deg, var(--neutral-900), var(--primary-900));
  border-radius: var(--radius-lg);
  padding: 56px 48px;
  color: white;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 40px;
  align-items: center;
  box-shadow: var(--shadow-xl);
}

.escrow-banner h2 {
  font-size: 2.2rem;
  font-weight: 800;
  margin-bottom: 16px;
  line-height: 1.2;
}

.escrow-banner p {
  color: var(--neutral-300);
  font-size: 1.1rem;
  margin-bottom: 24px;
}

.escrow-badges {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.escrow-badge-item {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(8px);
  padding: 14px 20px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  gap: 14px;
  font-weight: 600;
  border: 1px solid rgba(255, 255, 255, 0.15);
}

/* Footer */
.footer {
  background: var(--neutral-900);
  color: var(--neutral-300);
  padding: 60px 0 30px;
  border-top: 1px solid var(--neutral-800);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 40px;
}

.footer-brand h3 {
  color: white;
  font-size: 1.4rem;
  margin-bottom: 12px;
}

.footer-links h4 {
  color: white;
  margin-bottom: 16px;
  font-size: 1rem;
}

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

.footer-links li {
  margin-bottom: 8px;
}

.footer-links a {
  color: var(--neutral-300);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color 0.2s;
}

.footer-links a:hover {
  color: var(--primary-500);
}

.footer-bottom {
  text-align: center;
  border-top: 1px solid var(--neutral-800);
  padding-top: 24px;
  font-size: 0.85rem;
  color: var(--neutral-600);
}

/* Responsive adjustments */
@media (max-width: 900px) {
  .hero-grid,
  .escrow-banner,
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .hero-content h1 {
    font-size: 2.4rem;
  }
  .nav-links {
    display: none;
  }
}