:root {
  --primary: #5D8AA8; /* Air Force Blue */
  --secondary: #2F2F2F; /* Charcoal */
  --accent: #E6E6FA; /* Lavender */
  --surface: #FFFFFF;
  --bg-light: #F8F9FA;
  --text-gray: #4b5563;
  --success: #10b981;
  --error: #ef4444;
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--bg-light);
  color: var(--secondary);
  line-height: 1.6;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

a {
  text-decoration: none;
  color: inherit;
  transition: color 0.2s ease;
}

ul {
  list-style: none;
}

/* Utilities */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

.flex { display: flex; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.justify-center { justify-content: center; }
.flex-col { flex-direction: column; }
.grid { display: grid; }
.hidden { display: none !important; }
.block { display: block; }

.text-primary { color: var(--primary); }
.text-secondary { color: var(--secondary); }
.text-white { color: white; }
.font-bold { font-weight: 700; }
.text-center { text-align: center; }
.text-sm { font-size: 0.875rem; }
.text-lg { font-size: 1.125rem; }
.text-xl { font-size: 1.25rem; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  border-radius: 9999px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  border: none;
  font-size: 1rem;
  gap: 0.5rem;
}

.btn-primary {
  background-color: var(--primary);
  color: white;
  box-shadow: 0 4px 6px -1px rgba(93, 138, 168, 0.4);
}
.btn-primary:hover {
  background-color: #4a7290;
  transform: translateY(-2px);
}

.btn-outline {
  background-color: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.3);
  color: white;
  backdrop-filter: blur(4px);
}
.btn-outline:hover {
  background-color: rgba(255,255,255,0.2);
}

/* Header */
header {
  position: sticky;
  top: 0;
  z-index: 50;
  background-color: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid #e5e7eb;
}

.header-inner {
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo-container {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logo-icon {
  width: 40px;
  height: 40px;
}

.nav-desktop {
  display: none;
}
@media(min-width: 768px) {
  .nav-desktop { display: flex; gap: 2rem; align-items: center; }
  .mobile-toggle { display: none; }
}

.nav-link {
  font-size: 0.9rem;
  font-weight: 500;
  color: #4b5563;
}
.nav-link:hover, .nav-link.active {
  color: var(--primary);
}

/* Mobile Menu */
.mobile-menu {
  position: absolute;
  top: 80px;
  left: 0;
  width: 100%;
  background: white;
  border-bottom: 1px solid #e5e7eb;
  padding: 1rem 0;
  display: none;
  flex-direction: column;
  gap: 1rem;
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}
.mobile-menu.open { display: flex; }
.mobile-link {
  padding: 0.5rem 1rem;
  font-size: 1.1rem;
  font-weight: 500;
  border-bottom: 1px solid #f3f4f6;
}

/* Hero */
.hero {
  position: relative;
  min-height: 85vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--secondary);
  color: white;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.1;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(47,47,47,0.95) 0%, rgba(47,47,47,0.9) 50%, rgba(93,138,168,0.7) 100%);
}
.hero-content {
  position: relative;
  z-index: 10;
  text-align: center;
  max-width: 800px;
  padding: 2rem;
}

/* Sections */
section { padding: 5rem 0; }
.section-alt { background-color: rgba(230, 230, 250, 0.15); border-top: 1px solid #f0f0f0; border-bottom: 1px solid #f0f0f0; }
.bg-white { background-color: white; }
.bg-secondary { background-color: var(--secondary); color: white; }
.bg-gray-50 { background-color: #f9fafb; }

.card {
  background: white;
  padding: 2rem;
  border-radius: 1rem;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  border: 1px solid #f3f4f6;
  transition: transform 0.2s;
}
.card:hover { transform: translateY(-5px); }

/* Content Blocks */
.content-block {
  display: flex;
  flex-direction: column;
  gap: 3rem;
}
@media(min-width: 768px) {
  .content-block { flex-direction: row; }
}

.section-number {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  background-color: rgba(93, 138, 168, 0.1);
  color: var(--primary);
  font-weight: 700;
  font-size: 0.875rem;
  flex-shrink: 0;
}

.feature-list {
  display: grid;
  gap: 1rem;
}
.feature-item {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  padding: 1rem;
  background: white;
  border: 1px solid #f3f4f6;
  border-radius: 0.5rem;
}
.feature-icon {
  flex-shrink: 0;
  margin-top: 0.25rem;
}

/* Accordion (FAQ) */
.accordion-item {
  border: 1px solid #e5e7eb;
  border-radius: 0.5rem;
  overflow: hidden;
  background: white;
  margin-bottom: 1rem;
}
.accordion-header {
  width: 100%;
  padding: 1.25rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: #f9fafb;
  border: none;
  cursor: pointer;
  text-align: left;
  font-weight: 600;
  color: var(--secondary);
}
.accordion-header:hover { background: #f3f4f6; }
.accordion-content {
  padding: 1.25rem;
  border-top: 1px solid #e5e7eb;
  color: #4b5563;
  display: none;
}
.accordion-content.active { display: block; animation: fadeIn 0.3s; }

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(-5px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Forms */
.form-group { margin-bottom: 1.5rem; }
.form-label { display: block; margin-bottom: 0.5rem; font-weight: 500; font-size: 0.875rem; }
.form-input, .form-textarea {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid #d1d5db;
  border-radius: 0.5rem;
  font-family: inherit;
  outline: none;
}
.form-input:focus, .form-textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 2px rgba(93, 138, 168, 0.2);
}
.checkbox-label {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  font-size: 0.875rem;
  cursor: pointer;
}

/* Footer */
footer {
  background-color: var(--secondary);
  color: white;
  padding-top: 4rem;
  padding-bottom: 2rem;
  margin-top: auto;
}
.footer-grid {
  display: grid;
  grid-template-columns: repeat(1, 1fr);
  gap: 3rem;
}
@media(min-width: 768px) {
  .footer-grid { grid-template-columns: 2fr 1fr 1fr 1fr; }
}
.footer-link {
  color: #9ca3af;
  font-size: 0.875rem;
  display: block;
  margin-bottom: 0.5rem;
}
.footer-link:hover { color: white; }

/* Disclaimer */
.disclaimer-section {
  background-color: rgba(230, 230, 250, 0.2);
  border-top: 1px solid #E6E6FA;
  border-bottom: 1px solid #E6E6FA;
  padding: 1.5rem 0;
}
.disclaimer-icon { color: var(--primary); display: flex; align-items: center; gap: 0.5rem; font-weight: 600; margin-bottom: 0.5rem; }

/* Grid Systems */
.grid-3 { display: grid; gap: 2rem; }
@media(min-width: 768px) { .grid-3 { grid-template-columns: repeat(3, 1fr); } }
.grid-2 { display: grid; gap: 2rem; }
@media(min-width: 768px) { .grid-2 { grid-template-columns: repeat(2, 1fr); } }
.grid-4 { display: grid; gap: 1.5rem; grid-template-columns: repeat(2, 1fr); }
@media(min-width: 992px) { .grid-4 { grid-template-columns: repeat(4, 1fr); } }

/* SVGs */
.icon-inline { width: 24px; height: 24px; stroke: currentColor; fill: none; stroke-width: 2; }
.text-red { color: var(--error); }
.text-green { color: var(--success); }

/* Legal Page Typography */
.prose { max-width: 65ch; margin: 0 auto; color: var(--text-gray); }
.prose h3 { color: var(--secondary); margin-top: 2rem; margin-bottom: 1rem; font-size: 1.25rem; font-weight: 700; }
.prose ul { list-style: disc; padding-left: 1.5rem; margin-bottom: 1rem; }
.prose li { margin-bottom: 0.5rem; }