@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

:root {
  /* Vibrant & Professional Palette */
  --bg-white: #FFFFFF;
  --bg-off: #F8FAFC; 
  --bg-shade: #F1F5F9;
  --text-main: #0F172A; /* Slate 900 for high contrast */
  --text-muted: #475569;
  
  --primary: #2563EB; /* Vibrant Blue */
  --primary-deep: #1E40AF;
  --primary-light: #EFF6FF;
  --primary-gradient: linear-gradient(135deg, #3B82F6 0%, #1D4ED8 100%);
  
  --success: #10B981; /* Emerald */
  --success-light: #ECFDF5;
  --warning: #F59E0B; /* Amber */
  --warning-light: #FFFBEB;
  
  --border-light: #E2E8F0;
  
  --max-width: 1100px;
  --content-width: 850px;

  /* Spacing Scale */
  --s-1: 8px;
  --s-2: 16px;
  --s-3: 24px;
  --s-4: 32px;
  --s-6: 48px;
  --s-8: 64px;
  --s-12: 96px;
  --s-16: 128px;

  /* Premium Depth & Glow */
  --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
  --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-glow: 0 0 20px rgba(37, 99, 235, 0.2);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background-color: var(--bg-white);
  color: var(--text-main);
  line-height: 1.6; 
  font-size: 19px;
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--s-4);
}

/* Vertical Rhythm & Air */
section {
  padding: var(--s-16) 0;
}

.content-narrow {
  max-width: var(--content-width);
  margin: 0;
}

/* Vibrant Typography */
h1 {
  font-size: 52px; /* Bigger titles as requested */
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: var(--s-4);
  color: var(--text-main);
  letter-spacing: -0.03em;
}

h2 {
  font-size: 34px;
  font-weight: 800;
  margin-top: var(--s-12);
  margin-bottom: var(--s-4);
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: var(--s-3);
  letter-spacing: -0.02em;
}

h3 {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: var(--s-2);
  color: var(--text-main);
}

strong {
  font-weight: 700;
  color: var(--text-main);
}

p {
  margin-bottom: var(--s-4);
  color: var(--text-muted);
}

/* Enhanced Labels (Badges) */
.badge-row {
  display: flex;
  gap: var(--s-2);
  margin-bottom: var(--s-6);
  flex-wrap: wrap;
}

.badge-trust {
  display: inline-flex;
  align-items: center;
  gap: var(--s-1);
  background-color: var(--success);
  color: white; /* Vibrant label */
  padding: 8px 16px;
  border-radius: 12px;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.01em;
  box-shadow: var(--shadow-sm);
}

.badge-blue {
  background-color: var(--primary);
}

/* Magnetic Buttons */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--s-3);
  width: auto;
  min-width: 480px;
  background: var(--primary-gradient);
  color: white !important;
  padding: var(--s-4) var(--s-8);
  border-radius: 16px;
  font-weight: 800;
  font-size: 22px;
  text-decoration: none;
  border: none;
  margin: var(--s-6) 0;
  transition: var(--transition);
  box-shadow: 0 10px 25px -5px rgba(37, 99, 235, 0.4);
  position: relative;
  overflow: hidden;
}

.btn-primary:hover {
  transform: translateY(-4px) scale(1.02);
  box-shadow: 0 20px 35px -5px rgba(37, 99, 235, 0.5);
}

.btn-primary:active { transform: translateY(0); }

/* Animation Pulse for main button */
@keyframes pulse-glow {
  0% { box-shadow: 0 0 0 0 rgba(37, 99, 235, 0.4); }
  70% { box-shadow: 0 0 0 20px rgba(37, 99, 235, 0); }
  100% { box-shadow: 0 0 0 0 rgba(37, 99, 235, 0); }
}

.btn-pulse {
  animation: pulse-glow 2.5s infinite;
}

/* Nav Consistency */
nav {
  padding: var(--s-8) 0;
  border-bottom: 2px solid var(--bg-shade);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--s-4);
}

.logo {
  font-weight: 800;
  font-size: 22px;
  color: var(--primary);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: var(--s-2);
}

.nav-links {
  display: flex;
  gap: var(--s-6);
}

.nav-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 17px;
  font-weight: 600;
  transition: var(--transition);
}

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

/* Icons Enrichment & Backgrounds */
.icon {
  width: 32px;
  height: 32px;
  flex-shrink: 0;
  fill: currentColor;
  display: inline-block;
  vertical-align: middle;
}

.icon-circle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  background-color: var(--primary-light);
  color: var(--primary);
  border-radius: 50%;
  margin-right: var(--s-3);
  flex-shrink: 0;
}

/* Premium Step Lists */
.step-list {
  list-style: none;
  margin: var(--s-8) 0;
}

.step-list li {
  display: flex;
  align-items: center;
  gap: var(--s-4);
  margin-bottom: var(--s-4);
  padding: var(--s-4) var(--s-6);
  background: white;
  border-radius: 20px;
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.step-list li:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-md);
  transform: translateX(8px);
}

/* Vibrant Cards */
.card-box {
  background-color: var(--bg-off);
  border: 1px solid var(--border-light);
  padding: var(--s-8);
  border-radius: 24px;
  margin: var(--s-8) 0;
  box-shadow: var(--shadow-sm);
}

.card-success { 
  background-color: var(--success-light); 
  border-color: #A7F3D0; 
}

.card-warning { 
  background-color: var(--warning-light); 
  border-color: #FDE68A; 
}

/* Option Grid */
.option-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: var(--s-4);
  margin-top: var(--s-8);
}

.option-card {
  padding: var(--s-8);
  border: 1px solid var(--border-light);
  border-radius: 24px;
  text-decoration: none;
  color: inherit;
  transition: var(--transition);
  background: white;
  box-shadow: var(--shadow-sm);
}

.option-card:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-md);
  transform: translateY(-8px);
}

/* Footer Vibrant Decor */
footer {
  margin-top: var(--s-16);
  padding: var(--s-12) 0;
  border-top: 1px solid var(--border-light);
  background-color: var(--bg-shade);
}

.footer-nav {
  display: flex;
  gap: var(--s-6);
  margin-bottom: var(--s-4);
}

.footer-nav a {
  text-decoration: none;
  color: var(--text-muted);
  font-weight: 500;
  font-size: 16px;
}

/* Progress bar - Vibrant */
.progress-container {
  width: 100%;
  background: var(--border-light);
  height: 16px;
  border-radius: 100px;
  margin: var(--s-4) 0;
  overflow: hidden;
}

.progress-bar {
  width: 0%;
  background: var(--primary-gradient);
  height: 100%;
  transition: width 0.8s ease;
}

/* Mobile Friendly Overhaul */
@media (max-width: 768px) {
  section { padding: var(--s-12) 0; }
  h1 { font-size: 38px; }
  h2 { font-size: 28px; }
  .container { padding: 0 var(--s-3); }
  
  .nav-links { display: none; }
  
  .btn-primary { 
    min-width: 100%; 
    padding: var(--s-4);
    font-size: 19px;
  }
  
  .option-grid { grid-template-columns: 1fr; }
  
  .step-list li {
    padding: var(--s-4);
    gap: var(--s-3);
  }
}

/* Utilities */
.hidden { display: none !important; }