/* modern_rebuild/styles.css
   Quick customize:
   - Theme colors: search for :root
   - Replace images in /assets (logo.svg, hero.svg, avatar-*.svg)
   - Update copy inside index.html marked SWAP_THIS
*/

:root{
    --mint: #cdffeb;
    --navy: #11144c;
    --ink: #0b0f1a;
    --muted: rgba(11, 15, 26, 0.7);
    --bg: #ffffff;
    --bg-alt: #f6fffb;
    --card: #ffffff;
    --border: rgba(17, 20, 76, 0.10);
    --shadow: 0 10px 30px rgba(11, 15, 26, 0.08);
    --shadow-soft: 0 8px 18px rgba(11, 15, 26, 0.08);
    --radius: 16px;
    --radius-sm: 12px;
  
    --container: 1160px;
    --gutter: 20px;
  
    --s1: 8px;
    --s2: 12px;
    --s3: 16px;
    --s4: 24px;
    --s5: 32px;
    --s6: 48px;
    --s7: 72px;
  
    --ease: cubic-bezier(.2,.8,.2,1);
  }
  
  *{box-sizing:border-box}
  html,body{height:100%}
  html{
    margin:0;
    padding:0;
  }
  body{
    margin:0;
    padding:0;
    font-family: "Open Sans", system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
    color: var(--ink);
    background: var(--bg);
    line-height: 1.55;
    overflow-x:hidden;
  }
  
  img{max-width:100%; display:block}
  a{color:inherit; text-decoration:none}
  p{margin:0 0 var(--s3)}
  h1,h2,h3{line-height:1.15; margin:0 0 var(--s3)}
  h1{font-size: clamp(2rem, 3.6vw, 3.25rem); letter-spacing:-0.02em}
  h2{font-size: clamp(1.6rem, 2.2vw, 2.2rem); letter-spacing:-0.01em}
  h3{font-size: 1.15rem}
  
  .sr-only{
    position:absolute; width:1px; height:1px; padding:0; margin:-1px; overflow:hidden;
    clip:rect(0,0,0,0); border:0;
  }
  
  .skip-link{
    position:absolute;
    left: -999px; top: 10px;
    background: var(--navy);
    color:#fff;
    padding: 10px 12px;
    border-radius: 10px;
    z-index: 9999;
  }
  .skip-link:focus{left: 10px}
  
  .container{
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 var(--gutter);
  }
  
  /* Header */
  .site-header{
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    width: 100%;
    z-index: 50;
    transition: background 220ms var(--ease), box-shadow 220ms var(--ease);
    background: transparent;
    margin: 0;
    padding: 0;
  }
  .site-header[data-state="scrolled"]{
    background: var(--mint);
    box-shadow: 0 10px 25px rgba(0,0,0,0.06);
  }
  .header-inner{
    display:flex;
    align-items:center;
    justify-content:space-between;
    padding: 14px var(--gutter);
    gap: var(--s3);
    transition: padding 300ms var(--ease), gap 300ms var(--ease);
    margin: 0;
    max-width: var(--container);
    margin-left: auto;
    margin-right: auto;
  }
  .site-header[data-state="scrolled"] .header-inner{
    padding: 10px var(--gutter);
    gap: var(--s2);
  }
  .site-header .container.header-inner{
    padding-left: var(--gutter);
    padding-right: var(--gutter);
  }
  .brand{
    display:flex;
    align-items:center;
    gap: 12px;
    min-width: 220px;
    transition: gap 300ms var(--ease), min-width 300ms var(--ease);
  }
  .site-header[data-state="scrolled"] .brand{
    gap: 10px;
    min-width: 200px;
  }
  .brand-logo{
    width: 42px;
    height: 42px;
    transition: width 300ms var(--ease), height 300ms var(--ease);
  }
  .site-header[data-state="scrolled"] .brand-logo{
    width: 36px;
    height: 36px;
  }
  .brand-name{
    font-weight: 700;
    letter-spacing: -0.01em;
    transition: font-size 300ms var(--ease);
  }
  .site-header[data-state="scrolled"] .brand-name{
    font-size: 0.95em;
  }
  .brand-tagline{
    font-size: 0.9rem;
    color: var(--muted);
    margin-top: 2px;
    transition: font-size 300ms var(--ease);
  }
  .site-header[data-state="scrolled"] .brand-tagline{
    font-size: 0.85rem;
  }
  .site-header[data-state="top"] .brand-tagline{
    color: rgba(255,255,255,0.85);
  }
  .site-header[data-state="top"] .brand-name{
    color: #fff;
  }
  .site-header[data-state="top"]{
    background: transparent;
    box-shadow:none;
  }
  .site-header[data-state="top"] .nav-link,
  .site-header[data-state="top"] .btn.btn-ghost{
    color: rgba(255,255,255,0.95);
    border-color: rgba(255,255,255,0.25);
  }
  .site-header[data-state="top"] .nav-link:hover{
    color:#fff;
  }
  .site-header[data-state="top"] .btn.btn-primary{
    box-shadow: 0 12px 22px rgba(0,0,0,0.22);
  }
  
  /* Nav */
  .nav{
    display:flex;
    align-items:center;
    gap: var(--s3);
  }
  .nav-links{
    display:flex;
    align-items:center;
    gap: 8px;
    list-style:none;
    padding:0;
    margin:0;
  }
  .nav-link{
    display:inline-flex;
    padding: 10px 12px;
    border-radius: 999px;
    font-weight: 600;
    font-size: 0.95rem;
    color: rgba(11,15,26,0.9);
    transition: background 180ms var(--ease), color 180ms var(--ease), padding 300ms var(--ease), font-size 300ms var(--ease);
  }
  .site-header[data-state="scrolled"] .nav-link{
    padding: 8px 10px;
    font-size: 0.9rem;
  }
  .nav-link:hover{background: rgba(17,20,76,0.08)}
  .nav-link.is-active{
    outline: 1.5px solid rgba(17,20,76,0.55);
    background: rgba(255,255,255,0.35);
  }
  .header-ctas{
    display:flex;
    gap: 10px;
    align-items:center;
    transition: gap 300ms var(--ease);
  }
  .site-header[data-state="scrolled"] .header-ctas{
    gap: 8px;
  }
  
  /* Buttons */
  .btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap: 8px;
    padding: 10px 14px;
    border-radius: 12px;
    font-weight: 700;
    border: 1px solid transparent;
    cursor:pointer;
    transition: transform 160ms var(--ease), box-shadow 160ms var(--ease), background 160ms var(--ease), border-color 160ms var(--ease), color 160ms var(--ease), padding 300ms var(--ease), font-size 300ms var(--ease);
    user-select:none;
    white-space:nowrap;
  }
  .site-header[data-state="scrolled"] .btn{
    padding: 8px 12px;
    font-size: 0.9rem;
  }
  .btn:active{transform: translateY(1px)}
  .btn-primary{
    background: var(--navy);
    color:#fff;
    box-shadow: 0 10px 18px rgba(17,20,76,0.25);
  }
  .btn-primary:hover{transform: translateY(-1px)}
  .btn-ghost{
    background: rgba(255,255,255,0.0);
    border-color: rgba(17,20,76,0.20);
    color: rgba(11,15,26,0.92);
  }
  .btn-ghost:hover{
    background: rgba(17,20,76,0.06);
  }
  .btn-lg{
    padding: 12px 16px;
    border-radius: 14px;
  }
  
  /* Mobile nav */
  .nav-toggle{
    display:none;
    width: 44px;
    height: 44px;
    border-radius: 12px;
    border: 1px solid rgba(17,20,76,0.18);
    background: rgba(255,255,255,0.35);
    cursor:pointer;
  }
  .nav-toggle-bars{
    display:block;
    width: 18px;
    height: 2px;
    background: currentColor;
    margin: 0 auto;
    position: relative;
  }
  .nav-toggle-bars::before,
  .nav-toggle-bars::after{
    content:"";
    position:absolute;
    left:0;
    width: 18px;
    height: 2px;
    background: currentColor;
  }
  .nav-toggle-bars::before{top:-6px}
  .nav-toggle-bars::after{top:6px}
  
  .mobile-nav{
    position: fixed;
    left:0; right:0;
    top: 64px;
    background: rgba(255,255,255,0.92);
    backdrop-filter: blur(10px);
    transform: translateY(-10px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 180ms var(--ease), transform 180ms var(--ease);
    border-top: 1px solid rgba(17,20,76,0.10);
  }
  .mobile-nav.is-open{
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
  }
  .mobile-nav-inner{
    max-width: var(--container);
    margin: 0 auto;
    padding: 16px var(--gutter) 20px;
  }
  .mobile-links{
    list-style:none;
    padding:0;
    margin:0;
    display:grid;
    gap: 8px;
  }
  .mobile-link{
    display:block;
    padding: 12px 12px;
    border-radius: 12px;
    font-weight: 700;
    background: rgba(17,20,76,0.05);
  }
  .mobile-ctas{display:flex; gap:10px; margin-top: 14px}
  .mobile-meta{margin-top: 14px; color: rgba(11,15,26,0.8); font-size:0.95rem}
  .meta-row{margin-top: 6px}
  .meta-label{font-weight:700}
  
  /* Sections */
  .section{
    padding: clamp(56px, 7vw, 92px) 0;
    position: relative;
  }
  .section.alt{
    background: var(--bg-alt);
    border-top: 1px solid rgba(17,20,76,0.06);
    border-bottom: 1px solid rgba(17,20,76,0.06);
  }
  .section-head{
    max-width: 720px;
    margin-bottom: var(--s5);
  }
  .section-head p{color: var(--muted)}
  
  /* Hero */
  .hero{
    padding-top: 0;
    padding-bottom: 78px;
    color: #fff;
    overflow:hidden;
    margin-top: 0;
  }

  .hero > .container {
    position: relative;
    z-index: 1;
    padding-top: 120px;
  }
  

  .hero-bg {
    position: absolute;
    inset: 0;
  
    /* Background image */
    background-image: url("./assets/hero.webp");
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
  
    z-index: -1;
    overflow: hidden;
  }
  
  /* Tint overlay */
  .hero-bg::after {
    content: "";
    position: absolute;
    inset: 0;
  
    background: rgba(17, 20, 76, 0.35); /* navy tint overlay */
  
    pointer-events: none;
  }
  
  
   .hero::before{
    content:"";
    position:absolute;
    inset: 0;
    background: url("./assets/hero.svg") center/cover no-repeat;
    opacity: 0.18;
    z-index:-2;
    transform: scale(1.04);
  }
  .hero-grid{
    display:grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: clamp(18px, 4vw, 48px);
    align-items:center;
  }
  .pill{
    display:inline-flex;
    padding: 8px 12px;
    border-radius: 999px;
    background: rgba(255,255,255,0.14);
    border: 1px solid rgba(255,255,255,0.18);
    font-weight: 700;
    margin-bottom: 14px;
  }
  .hero-subtitle{
    color: white; 
    max-width: 620px;
    text-align: center;
    font-size: 4rem;
    margin-bottom: 20px;
    line-height: 1.4;
    letter-spacing: -0.02em;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
    opacity: 0.95;
    text-align: center;
    background-color: red;
    padding: 10px 20px;
    border-radius: 10px;
    border: 1px solid rgba(255,255,255,0.18);
    font-family: "Cardo", serif;
    font-weight: 700;
    font-style: normal;
  }
  .hero-actions{display:flex; gap: 12px; flex-wrap: wrap; margin: 20px 0 18px}
  .trust-row{
    display:grid;
    grid-template-columns: repeat(3, minmax(0,1fr));
    gap: 12px;
    margin-top: 22px;
  }
  .trust-item{
    border: 1px solid rgba(255,255,255,0.16);
    background: rgba(0,0,0,0.18);
    border-radius: 14px;
    padding: 14px 14px;
  }
  .trust-title{font-weight:800}
  .trust-desc{color: rgba(255,255,255,0.80); margin-top: 2px; font-size:0.95rem}
  
  .hero-visual{
    position: relative;
    display:flex;
    justify-content:center;
    align-items:center;
    min-height: 320px;
  }
  .hero-visual img{
    width: min(520px, 95%);
    filter: drop-shadow(0 30px 45px rgba(0,0,0,0.35));
    opacity: 0.95;
  }
  .hero-card{
    position:absolute;
    right: 0;
    bottom: -10px;
    width: min(320px, 92%);
    background: rgba(255,255,255,0.12);
    border: 1px solid rgba(255,255,255,0.18);
    border-radius: 16px;
    padding: 14px 14px;
    backdrop-filter: blur(10px);
    box-shadow: 0 18px 36px rgba(0,0,0,0.25);
  }
  .hero-card-title {
    font-weight: 800;
    margin-bottom: 5px;
    text-align: center;
    color: black;
  }
  .hero-card-row{display:flex; gap: 10px; align-items:center; color: black; margin-top: 8px}
  .dot{
    width: 8px; height: 8px; border-radius: 999px; background: var(--mint);
    box-shadow: 0 0 0 4px rgba(205,255,235,0.18);
  }
  .hero-mini-cta{
    display:inline-flex;
    margin-top: 12px;
    font-weight: 800;
    color: #fff;
    text-decoration: underline;
    text-decoration-color: rgba(255,255,255,0.35);
    text-underline-offset: 4px;
  }
  
  /* Cards */
  .cards-grid{
    display:grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
  }
  .card{
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 18px 18px;
    box-shadow: var(--shadow-soft);
    position: relative;
    transition: transform 180ms var(--ease), box-shadow 180ms var(--ease);
  }
  .card:hover{
    transform: translateY(-3px);
    box-shadow: var(--shadow);
  }
  .card-icon{font-size: 26px; margin-bottom: 10px}
  .card p{color: rgba(11,15,26,0.75)}
  .card-link{
    display:inline-flex;
    margin-top: 6px;
    font-weight: 800;
    color: var(--navy);
  }
  .card.featured{
    border-color: rgba(17,20,76,0.35);
    background: linear-gradient(180deg, rgba(205,255,235,0.55), #fff);
  }
  .card-badge{
    position:absolute;
    top: 14px; right: 14px;
    background: var(--navy);
    color:#fff;
    padding: 6px 10px;
    font-size: 0.82rem;
    border-radius: 999px;
    font-weight: 800;
  }
  
  /* Two column */
  .two-col{
    display:grid;
    grid-template-columns: 1fr 1fr;
    gap: 22px;
    align-items:start;
  }
  .lead{font-size: 1.07rem; color: rgba(11,15,26,0.78)}
  .feature-list{
    list-style:none;
    padding:0;
    margin: 18px 0 20px;
    display:grid;
    gap: 10px;
  }
  .check{
    display:inline-flex;
    width: 24px; height: 24px;
    border-radius: 999px;
    align-items:center; justify-content:center;
    background: rgba(205,255,235,0.8);
    border: 1px solid rgba(17,20,76,0.12);
    margin-right: 10px;
    color: var(--navy);
    font-weight: 900;
  }
  .mini-cta-row{display:flex; gap: 10px; flex-wrap: wrap}
  
  .info-panel{
    background: #fff;
    border: 1px solid rgba(17,20,76,0.12);
    border-radius: var(--radius);
    box-shadow: var(--shadow-soft);
    padding: 18px;
  }
  .info-panel-head p{color: rgba(11,15,26,0.72)}
  .info-panel-grid{
    display:grid;
    grid-template-columns: repeat(2, minmax(0,1fr));
    gap: 12px;
    margin-top: 14px;
  }
  .info-chip{
    background: rgba(17,20,76,0.04);
    border: 1px solid rgba(17,20,76,0.10);
    border-radius: 14px;
    padding: 12px;
  }
  .chip-title{font-weight: 900}
  .chip-desc{color: rgba(11,15,26,0.70); font-size: 0.95rem; margin-top: 2px}
  .note{
    margin-top: 14px;
    color: rgba(11,15,26,0.75);
    font-size: 0.95rem;
    background: rgba(205,255,235,0.35);
    border: 1px solid rgba(17,20,76,0.08);
    border-radius: 14px;
    padding: 12px;
  }
  
  /* Timeline */
  .timeline{
    list-style:none;
    padding:0;
    margin: 0;
    display:grid;
    grid-template-columns: repeat(4, minmax(0,1fr));
    gap: 14px;
  }
  .timeline-step{
    background: #fff;
    border: 1px solid rgba(17,20,76,0.12);
    border-radius: var(--radius);
    padding: 16px;
    box-shadow: var(--shadow-soft);
  }
  .step-num{
    width: 36px; height: 36px;
    border-radius: 12px;
    background: rgba(205,255,235,0.9);
    color: var(--navy);
    display:flex;
    align-items:center;
    justify-content:center;
    font-weight: 900;
    margin-bottom: 12px;
  }
  .step-body p{color: rgba(11,15,26,0.72)}
  
  /* Callout */
  .callout{
    margin-top: 18px;
    display:flex;
    gap: 14px;
    align-items:center;
    padding: 16px;
    border-radius: var(--radius);
    border: 1px solid rgba(17,20,76,0.12);
    background: linear-gradient(180deg, rgba(205,255,235,0.55), #fff);
    box-shadow: var(--shadow-soft);
  }
  .callout-icon{font-size: 26px}
  .callout-body{flex:1}
  .callout-body p{color: rgba(11,15,26,0.75); margin:0}
  
  /* Team */
  .team-grid{
    display:grid;
    grid-template-columns: repeat(3, minmax(0,1fr));
    gap: 16px;
  }
  .team-card{
    background:#fff;
    border: 1px solid rgba(17,20,76,0.12);
    border-radius: var(--radius);
    box-shadow: var(--shadow-soft);
    padding: 16px;
    display:flex;
    gap: 14px;
    align-items:flex-start;
  }
  .team-avatar{
    width: 60px;
    height: 60px;
    border-radius: 18px;
    border: 1px solid rgba(17,20,76,0.10);
    background: rgba(205,255,235,0.25);
  }
  .team-role{font-weight:800; color: rgba(11,15,26,0.7); margin-top: 2px}
  .team-info p{color: rgba(11,15,26,0.72); margin-top: 8px}
  
  /* Accordion */
  .accordion{
    max-width: 860px;
  }
  .acc-item{
    width: 100%;
    display:flex;
    justify-content:space-between;
    align-items:center;
    gap: 10px;
    padding: 14px 14px;
    border-radius: 14px;
    border: 1px solid rgba(17,20,76,0.12);
    background:#fff;
    cursor:pointer;
    font-weight: 900;
    margin-bottom: 10px;
  }
  .acc-i{
    width: 28px; height: 28px;
    border-radius: 10px;
    display:flex;
    align-items:center; justify-content:center;
    background: rgba(17,20,76,0.06);
    border: 1px solid rgba(17,20,76,0.10);
  }
  .acc-panel{
    padding: 0 14px 14px;
    margin-top: -6px;
    margin-bottom: 12px;
    color: rgba(11,15,26,0.78);
  }
  .acc-panel p{margin: 0}
  
  /* Contact */
  .contact-grid{
    display:grid;
    grid-template-columns: 1.05fr 0.95fr;
    gap: 16px;
    align-items:start;
  }
  .contact-card{
    border: 1px solid rgba(17,20,76,0.12);
    border-radius: var(--radius);
    padding: 18px;
    background: linear-gradient(180deg, rgba(205,255,235,0.50), #fff);
    box-shadow: var(--shadow-soft);
  }
  .contact-meta{
    display:grid;
    grid-template-columns: repeat(2, minmax(0,1fr));
    gap: 12px;
    margin-top: 14px;
  }
  .meta-box{
    background:#fff;
    border: 1px solid rgba(17,20,76,0.10);
    border-radius: 14px;
    padding: 12px;
  }
  .meta-title{font-weight:900; margin-bottom: 6px}
  .contact-note{
    margin-top: 14px;
    color: rgba(11,15,26,0.75);
    font-size: 0.95rem;
  }
  .form{
    background:#fff;
    border: 1px solid rgba(17,20,76,0.12);
    border-radius: var(--radius);
    padding: 18px;
    box-shadow: var(--shadow-soft);
  }
  label{display:block; font-weight:800; font-size:0.95rem; margin-bottom: 12px}
  input, textarea{
    width: 100%;
    margin-top: 8px;
    border: 1px solid rgba(17,20,76,0.16);
    border-radius: 12px;
    padding: 12px 12px;
    font: inherit;
    outline: none;
    transition: border-color 160ms var(--ease), box-shadow 160ms var(--ease);
  }
  input:focus, textarea:focus{
    border-color: rgba(17,20,76,0.45);
    box-shadow: 0 0 0 4px rgba(205,255,235,0.55);
  }
  .form-row{
    display:grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
  }
  .form-actions{
    display:flex;
    align-items:center;
    gap: 12px;
    flex-wrap: wrap;
  }
  .form-hint{color: rgba(11,15,26,0.65); font-size:0.95rem; margin:0}
  .form-status{margin-top: 10px; font-weight: 800}
  
  /* Footer */
  .footer{
    background: var(--mint);
    border-top: 1px solid rgba(17,20,76,0.08);
    padding: 26px 0;
  }
  .footer-inner{
    display:flex;
    justify-content:space-between;
    gap: 16px;
    align-items:flex-start;
  }
  .footer-brand{
    display:flex;
    gap: 12px;
    align-items:center;
  }
  .footer-brand img{width: 44px; height: 44px}
  .footer-name{font-weight: 900}
  .footer-tag{color: rgba(11,15,26,0.70); margin-top: 2px}
  .footer-small{margin-top: 10px; color: rgba(11,15,26,0.70); font-size:0.95rem}
  .footer-links{
    display:flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content:flex-end;
    font-weight: 800;
  }
  .footer-links a{padding: 6px 8px; border-radius: 10px}
  .footer-links a:hover{background: rgba(17,20,76,0.08)}
  .footer-cta{margin-top: 12px; display:flex; justify-content:flex-end}
  
  /* Back to top */
  .to-top{
    position: fixed;
    right: 18px;
    bottom: 18px;
    width: 44px;
    height: 44px;
    border-radius: 12px;
    border: 1px solid rgba(17,20,76,0.16);
    background: rgba(255,255,255,0.9);
    box-shadow: 0 12px 22px rgba(0,0,0,0.12);
    cursor:pointer;
    opacity: 0;
    transform: translateY(10px);
    pointer-events:none;
    transition: opacity 160ms var(--ease), transform 160ms var(--ease);
  }
  .to-top.is-visible{
    opacity: 1;
    transform: translateY(0);
    pointer-events:auto;
  }
  
  /* Videos */
  .videos-grid{
    display:grid;
    grid-template-columns: 1fr 1fr;
    gap: 22px;
    margin-top: var(--s5);
  }
  .video-wrapper{
    position: relative;
    width: 100%;
    padding-bottom: 56.25%; /* 16:9 aspect ratio */
    background: rgba(17,20,76,0.05);
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--border);
    box-shadow: var(--shadow-soft);
  }
  .course-video{
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: contain;
    background: #000;
    user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
  }
  .course-video::-webkit-media-controls-enclosure {
    overflow: hidden;
  }
  .course-video::-webkit-media-controls-panel {
    user-select: none;
  }
  
  /* Prevent video download */
  .video-wrapper,
  .course-video {
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    -khtml-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
  }
  .video-wrapper::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1;
    pointer-events: none;
  }
  
  /* Course Content - Glass Morphism */
  .course-content-wrapper {
    margin-top: var(--s5);
  }

  .course-tabs {
    display: flex;
    gap: 12px;
    margin-bottom: 24px;
    flex-wrap: wrap;
    border-bottom: 2px solid rgba(17, 20, 76, 0.1);
    padding-bottom: 0;
  }

  .course-tab {
    background: rgba(255, 255, 255, 0.6);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(17, 20, 76, 0.15);
    border-bottom: 3px solid transparent;
    padding: 14px 24px;
    border-radius: var(--radius-sm) var(--radius-sm) 0 0;
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--muted);
    cursor: pointer;
    transition: all 300ms var(--ease);
    position: relative;
    bottom: -2px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
  }

  .course-tab:hover {
    background: rgba(255, 255, 255, 0.8);
    color: var(--navy);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  }

  .course-tab.active {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom-color: var(--navy);
    color: var(--navy);
    box-shadow: 0 4px 16px rgba(17, 20, 76, 0.15);
  }

  .course-content-area {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(17, 20, 76, 0.15);
    border-radius: var(--radius);
    padding: var(--s5);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    min-height: 400px;
    animation: fadeInUp 0.6s var(--ease);
  }

  @keyframes fadeInUp {
    from {
      opacity: 0;
      transform: translateY(20px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }

  .course-tab-content-inner {
    animation: fadeIn 0.4s var(--ease);
  }

  @keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
  }

  .course-section {
    margin-bottom: var(--s5);
  }

  .course-section:last-child {
    margin-bottom: 0;
  }

  .course-section-title {
    font-size: 1.25rem;
    color: var(--navy);
    margin-bottom: var(--s4);
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 8px;
  }

  .course-section-title::before {
    content: "";
    width: 4px;
    height: 24px;
    background: linear-gradient(180deg, var(--navy), var(--mint));
    border-radius: 2px;
  }

  .pdfs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
    margin-top: var(--s4);
  }

  .pdf-wrapper {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(17, 20, 76, 0.15);
    border-radius: var(--radius-sm);
    padding: 24px;
    text-align: center;
    transition: all 300ms var(--ease);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
  }

  .pdf-wrapper:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(17, 20, 76, 0.15);
    background: rgba(255, 255, 255, 0.95);
  }

  .pdf-preview {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
  }

  .pdf-icon {
    font-size: 3rem;
    opacity: 0.8;
  }

  .pdf-name {
    font-weight: 600;
    color: var(--ink);
    font-size: 0.95rem;
    word-break: break-word;
  }

  .pdf-view-btn {
    background: var(--navy);
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 200ms var(--ease);
    margin-top: 8px;
  }

  .pdf-view-btn:hover {
    background: #0d0f3a;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(17, 20, 76, 0.3);
  }

  .course-empty,
  .course-empty-tab,
  .course-error {
    text-align: center;
    padding: var(--s6);
    color: var(--muted);
    font-size: 1.1rem;
  }

  .course-error {
    color: #ef4444;
  }

  /* PDF Modal - Flip Book Viewer */
  .pdf-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(11, 15, 26, 0.85);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    animation: fadeIn 0.3s var(--ease);
  }

  .pdf-modal-content {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(17, 20, 76, 0.2);
    border-radius: var(--radius);
    width: 100%;
    max-width: 1400px;
    max-height: 95vh;
    display: flex;
    flex-direction: column;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    animation: slideUp 0.4s var(--ease);
  }

  @keyframes slideUp {
    from {
      opacity: 0;
      transform: translateY(30px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }

  .pdf-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 24px;
    border-bottom: 1px solid rgba(17, 20, 76, 0.1);
  }

  .pdf-modal-header h3 {
    font-size: 1.2rem;
    color: var(--navy);
    margin: 0;
  }

  .pdf-modal-close {
    background: none;
    border: none;
    font-size: 32px;
    color: var(--muted);
    cursor: pointer;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    transition: all 200ms var(--ease);
  }

  .pdf-modal-close:hover {
    background: rgba(17, 20, 76, 0.1);
    color: var(--ink);
  }

  .pdf-viewer-container {
    flex: 1;
    min-height: 0;
    display: flex;
    flex-direction: column;
    overflow: hidden;
  }

  .pdf-controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 24px;
    border-bottom: 1px solid rgba(17, 20, 76, 0.1);
    background: rgba(255, 255, 255, 0.5);
  }

  .pdf-btn {
    background: var(--navy);
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    cursor: pointer;
    transition: all 200ms var(--ease);
  }

  .pdf-btn:hover:not(:disabled) {
    background: #0d0f3a;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(17, 20, 76, 0.3);
  }

  .pdf-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
  }

  .pdf-page-info {
    font-weight: 600;
    color: var(--navy);
  }

  .pdf-flipbook-wrapper {
    flex: 1;
    min-height: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
    background: rgba(246, 255, 251, 0.5);
    overflow: hidden;
    position: relative;
  }

  #flipbook {
    position: relative;
    margin: 0 auto;
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
  }

  #flipbook .page {
    background: white;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.1);
    position: relative;
  }

  #flipbook .page img {
    width: 100%;
    height: auto;
    display: block;
    pointer-events: none;
    user-select: none;
  }

  .pdf-loading {
    text-align: center;
    padding: 60px;
    color: var(--muted);
    font-size: 1.1rem;
  }

  .pdf-error {
    text-align: center;
    padding: 40px;
    color: #ef4444;
  }

  @media (max-width: 768px) {
    .course-tabs {
      gap: 8px;
    }

    .course-tab {
      padding: 10px 16px;
      font-size: 0.85rem;
    }

    .pdfs-grid {
      grid-template-columns: 1fr;
    }

    .pdf-modal-content {
      max-height: 95vh;
    }

    .pdf-flipbook-wrapper {
      padding: 20px;
    }
  }
  
  /* Scroll animations */
  [data-animate]{
    opacity: 0;
    transform: translateY(14px);
    transition: opacity 900ms var(--ease), transform 900ms var(--ease);
  }
  [data-animate].is-inview{
    opacity: 1 !important;
    transform: translateY(0) !important;
  }
  
  @media (prefers-reduced-motion: reduce){
    *{scroll-behavior:auto !important}
    [data-animate]{transition:none}
    .btn{transition:none}
    .card{transition:none}
  }
  
  /* Responsive */
  @media (max-width: 980px){
    .hero-grid{grid-template-columns: 1fr; }
    .hero-visual{min-height: 240px}
    .timeline{grid-template-columns: 1fr 1fr}
    .cards-grid{grid-template-columns: 1fr 1fr}
    .team-grid{grid-template-columns: 1fr}
    .contact-grid{grid-template-columns: 1fr}
    .contact-meta{grid-template-columns: 1fr}
    .videos-grid{grid-template-columns: 1fr}
    .footer-inner{flex-direction:column}
    .footer-links{justify-content:flex-start}
    .footer-cta{justify-content:flex-start}
  }
  @media (max-width: 860px){
    .nav-links, .header-ctas{display:none}
    .nav-toggle{display:inline-flex}
    .header-inner{padding: 12px 0}
    .mobile-nav{top: 60px}
  }
  @media (max-width: 520px){
    .trust-row{grid-template-columns: 1fr; }
    .cards-grid{grid-template-columns: 1fr}
    .form-row{grid-template-columns: 1fr}
    .brand{min-width: unset}
    .brand-tagline{display:none}
  }