:root {
  --brand-green: #75ad42;
  --brand-green-dark: #009b62;
  --brand-blue: #0b3954;
  --brand-blue-light: #e8f4f8;
  --brand-bg: #f8fafc;
  --text-dark: #0f172a;
  --text-muted: #64748b;
  --border-color: #e2e8f0;
}

body {
  margin: 0;
  padding: 0;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  color: var(--text-dark);
  background-color: var(--brand-bg);
  line-height: 1.6;
}

/* Header */
.site-header {
  background: #ffffff;
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.header-container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.logo-badge {
  background: linear-gradient(135deg, var(--brand-green), #059669);
  color: #ffffff;
  font-weight: 800;
  font-size: 20px;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  box-shadow: 0 4px 10px rgba(0, 208, 132, 0.3);
}

.brand-text h1 {
  margin: 0;
  font-size: 19px;
  font-weight: 800;
  color: var(--brand-blue);
  letter-spacing: -0.3px;
}

.brand-text p {
  margin: 0;
  font-size: 12px;
  color: var(--text-muted);
  font-weight: 500;
}

.nav-links {
  display: flex;
  gap: 28px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links a {
  text-decoration: none;
  color: var(--text-dark);
  font-size: 14px;
  font-weight: 600;
  transition: color 0.15s ease;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--brand-green-dark);
}

/* Hero section */
.hero-section {
  padding: 48px 24px 32px;
  text-align: center;
}

.hero-container {
  max-width: 800px;
  margin: 0 auto;
}

.hero-badge {
  display: inline-block;
  background: #e9ffd6;
  color: var(--brand-blue);
  font-size: 13px;
  font-weight: 700;
  padding: 6px 14px;
  border-radius: 20px;
  margin-bottom: 16px;
}

.hero-title {
  font-size: 34px;
  font-weight: 800;
  color: var(--brand-blue);
  letter-spacing: -0.5px;
  margin: 0 0 16px;
}

.hero-subtitle {
  font-size: 16px;
  color: var(--text-muted);
  margin: 0;
  line-height: 1.5;
}

/* Main content wrapper */
.main-content {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 0 60px;
}

/* Supplier instructions card */
.instructions-card {
  background: #ffffff;
  border-radius: 12px;
  padding: 24px;
  margin-top: 32px;
  border: 1px solid var(--border-color);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
}

.step-item {
  display: flex;
  gap: 14px;
}

.step-num {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: #e6f9f2;
  color: #059669;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 14px;
}

.step-content h4 {
  margin: 0 0 4px;
  font-size: 15px;
  font-weight: 700;
  color: var(--brand-blue);
}

.step-content p {
  margin: 0;
  font-size: 13px;
  color: var(--text-muted);
}

/* Footer */
.site-footer {
  background: #0f172a;
  color: #94a3b8;
  padding: 36px 24px;
  font-size: 13px;
}

.footer-container {
  max-width: 1240px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }
  .hero-title {
    font-size: 26px;
  }
}