:root {
    color-scheme: light dark;
    
    --navy: light-dark(#001F5B, #E2E8F0);       /
    --navy-light: light-dark(#0B3D91, #94A3B8); 
    
    --accent-teal: light-dark(#0FA3A3, #4DEEEA);
    --accent-orange: light-dark(#FF7A33, #FF8A65);
    --accent-yellow: light-dark(#FFC93C, #FFD54F);
    
    --bg-gradient-start: light-dark(#F4F8FB, #0F172A);
    --bg-gradient-end: light-dark(#EAF2FB, #1E293B);
    --card-bg: light-dark(#FFFFFF, #1E293B);
    --text: light-dark(#2B2B2B, #CBD5E1);
    
    --highlight-bg: light-dark(#FFF6E5, #2C2516);
    --grid-bg-start: light-dark(#EAF6FF, #1E293B);
    --grid-bg-end: light-dark(#F4F8FB, #0F172A);
    --footer-text: light-dark(#5C6B7A, #94A3B8);
    --link-hover: light-dark(#001F5B, #FFFFFF);
  }
  * { box-sizing: border-box; }
  
  body {
    margin: 0;
    font-family: 'Segoe UI', Verdana, Tahoma, sans-serif;
    background: linear-gradient(180deg, var(--bg-gradient-start) 0%, var(--bg-gradient-end) 100%);
    color: var(--text);
    line-height: 1.75;
  }
  
  .wrapper {
    max-width: 900px;
    margin: 0 auto;
    padding: 30px 20px 60px;
  }
  
  .banner {
    /* Banner background solid standard rakha hai jo dono me fit bethta hai */
    background: linear-gradient(120deg, #001F5B 0%, #0B3D91 60%, var(--accent-teal) 100%);
    color: #fff;
    padding: 40px 30px;
    border-radius: 16px;
    text-align: center;
    box-shadow: 0 10px 25px rgba(0, 31, 91, 0.25);
    margin-bottom: 30px;
  }
  
  .banner h1 {
    margin: 0 0 10px;
    font-size: 2.1em;
    color: #fff;
  }
  
  .banner p {
    margin: 0;
    font-size: 1.05em;
    color: #DCEEFF;
  }
  
  h1, h2, h3 {
    color: #A6802E;
    font-weight: 700;
  }
  
  h1 { 
    font-size: 2em; 
    border-bottom: 3px solid var(--accent-orange); 
    padding-bottom: 10px; 
  }
  
  h2 {
    font-size: 1.5em;
    margin-top: 40px;
    padding-left: 12px;
    border-left: 6px solid var(--accent-teal);
  }
  
  h3 {
    font-size: 1.2em;
    color: #A6802E;
  }
  
  a {
    color: var(--accent-orange);
    text-decoration: underline;
    font-weight: 600;
  }
  
  a:hover { 
    color: var(--link-hover); 
  }
  
  .keyword {
    text-decoration: underline;
    text-decoration-color: var(--accent-teal);
    text-decoration-thickness: 2px;
    color: var(--navy-light);
    font-weight: 600;
  }
  
  .card {
    background: var(--card-bg);
    border-radius: 14px;
    padding: 22px 26px;
    margin: 22px 0;
    /* Box shadow ko bhi light-dark kiya hai taake dark mode me halki shadow dikhe */
    box-shadow: 0 4px 14px light-dark(rgba(0, 31, 91, 0.08), rgba(0, 0, 0, 0.3));
    border-top: 5px solid var(--accent-yellow);
  }
  
  .card.alt { border-top-color: var(--accent-teal); }
  .card.alt2 { border-top-color: var(--accent-orange); }
  
  ul {
    padding-left: 22px;
  }
  
  li {
    margin-bottom: 8px;
  }
  
  .highlight-box {
    background: var(--highlight-bg);
    border: 2px dashed var(--accent-orange);
    border-radius: 12px;
    padding: 18px 22px;
    margin: 26px 0;
    font-size: 0.98em;
  }
  
  .grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin: 20px 0;
  }
  
  .grid-item {
    background: linear-gradient(135deg, var(--grid-bg-start), var(--grid-bg-end));
    border-radius: 10px;
    padding: 14px 16px;
    border-left: 4px solid var(--navy-light);
  }
  
  @media (max-width: 600px) {
    .grid { grid-template-columns: 1fr; }
    .banner h1 { font-size: 1.5em; }
  }
  
  .cta {
    text-align: center;
    background: #001F5B;
    color: #fff;
    padding: 26px;
    border-radius: 14px;
    margin-top: 40px;
  }
  
  .cta a {
    color: var(--accent-yellow);
  }
  
  footer {
    text-align: center;
    font-size: 0.85em;
    color: var(--footer-text);
    margin-top: 30px;
  }