:root {
    --cs-ink:     #0B1E3D;
    --cs-navy:    #0B1E3D;
    --cs-navy2:   #1a3a6e;
    --cs-teal:    #00C6BE;
    --cs-teal2:   #00e8e0;
    --cs-gold:    #F5A623;
    --cs-muted:   #7a92b8;
    --cs-line:    rgba(255,255,255,0.09);
    --cs-glass:   rgba(255,255,255,0.05);
    --cs-r:       16px;
  }

  *, *::before, *::after { box-sizing: border-box; }

  .cs-page {
    font-family: 'Plus Jakarta Sans', sans-serif;
    background: linear-gradient(135deg, #0B1E3D 0%, #1a3a6e 100%);
    color: #fff;
    min-height: 100vh;
    margin: 0;
    overflow-x: hidden;
  }

  /* ── Noise texture overlay ── */
  .cs-page::before {
    content: '';
    position: fixed; inset: 0; z-index: 0; pointer-events: none;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.04'/%3E%3C/svg%3E");
    opacity: 0.35;
  }

  /* ── Grid lines backdrop ── */
  .cs-grid-bg {
    position: fixed; inset: 0; z-index: 0; pointer-events: none;
    background-image:
      linear-gradient(var(--cs-line) 1px, transparent 1px),
      linear-gradient(90deg, var(--cs-line) 1px, transparent 1px);
    background-size: 72px 72px;
    mask-image: radial-gradient(ellipse 80% 80% at 50% 0%, black 40%, transparent 100%);
  }

  /* ── Glow orbs ── */
  .cs-orb {
    position: fixed; border-radius: 50%; pointer-events: none; z-index: 0;
    filter: blur(80px);
  }
  .cs-orb-1 { width: 600px; height: 600px; background: radial-gradient(circle, rgba(0,198,190,0.12) 0%, transparent 70%); top: -200px; right: -150px; }
  .cs-orb-2 { width: 500px; height: 500px; background: radial-gradient(circle, rgba(245,166,35,0.07) 0%, transparent 70%); bottom: 200px; left: -150px; }

  /* ════════════════════════════════
     NAVBAR
  ════════════════════════════════ */
  .cs-nav {
    position: sticky; top: 0; z-index: 1000;
    background: rgba(11,30,61,0.97); backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid var(--cs-line);
    transition: box-shadow 0.3s;
  }
  .cs-nav-inner {
    max-width: 1300px; margin: 0 auto;
    display: flex; align-items: center; justify-content: space-between;
    padding: 0 32px; height: 68px;
  }
  .cs-nav-brand { display: flex; align-items: center; gap: 12px; text-decoration: none; }
  .cs-nav-logomark {
    width: 38px; height: 38px; border-radius: 10px; flex-shrink: 0;
    background: linear-gradient(135deg, var(--cs-teal), var(--cs-navy));
    display: flex; align-items: center; justify-content: center;
    font-family: 'Playfair Display', serif; font-weight: 900; font-size: 17px; color: #fff;
    box-shadow: 0 0 0 1px rgba(0,198,190,0.3), 0 4px 16px rgba(0,198,190,0.2);
  }
  .cs-nav-wordmark { display: flex; flex-direction: column; }
  .cs-nav-name { font-family: 'Outfit', sans-serif; font-weight: 700; font-size: 16px; color: #fff; line-height: 1; }
  .cs-nav-tagline { font-size: 10px; color: var(--cs-muted); line-height: 1; margin-top: 3px; letter-spacing: 0.03em; }
  .cs-nav-links { display: flex; align-items: center; gap: 36px; }
  .cs-nav-links a { font-size: 13.5px; font-weight: 500; color: white; text-decoration: none; transition: color 0.2s; letter-spacing: 0.01em; }
  .cs-nav-links a:hover { color: #fff; }
  .cs-nav-links a.cs-active { color: var(--cs-teal); font-weight: 600; }
  .cs-nav-enroll {
    display: inline-flex; align-items: center; gap: 7px;
    background: var(--cs-teal); color: var(--cs-ink);
    font-weight: 700; font-size: 13px; letter-spacing: 0.02em;
    padding: 10px 24px; border-radius: 8px; text-decoration: none;
    transition: all 0.25s; white-space: nowrap;
    box-shadow: 0 0 0 0 rgba(0,198,190,0.4);
  }
  .cs-nav-enroll:hover { background: var(--cs-teal2); transform: translateY(-1px); box-shadow: 0 8px 28px rgba(0,198,190,0.35); }
  .cs-nav-burger { display: none; background: none; border: 1px solid var(--cs-line); border-radius: 8px; padding: 8px; cursor: pointer; color: #fff; }
  .cs-nav-burger svg { display: block; width: 20px; height: 20px; }
  .cs-nav-drawer {
    display: none; background: rgba(11,30,61,0.99); border-top: 1px solid var(--cs-line);
    padding: 20px 32px 28px; flex-direction: column; gap: 2px;
  }
  .cs-nav-drawer.cs-drawer-open { display: flex; }
  .cs-nav-drawer a { font-size: 15px; font-weight: 500; color: rgba(255,255,255,0.65); padding: 11px 0; border-bottom: 1px solid var(--cs-line); text-decoration: none; transition: color 0.2s; }
  .cs-nav-drawer a:hover { color: var(--cs-teal); }
  .cs-nav-drawer .cs-nav-enroll { margin-top: 12px; justify-content: center; border-bottom: none; color: var(--cs-ink); }
  @media(max-width:900px){ .cs-nav-links { display: none; } .cs-nav-burger { display: flex; } }

  /* ════════════════════════════════
     HERO STRIP
  ════════════════════════════════ */
  .cs-hero {
    position: relative; z-index: 1;
    max-width: 1400px; margin: 0 auto;
    padding: 72px 32px 56px;
    display: flex; align-items: flex-end; justify-content: space-between; gap: 32px;
    flex-wrap: wrap;
  }
  .cs-hero-left {}
  .cs-hero-eyebrow {
    display: inline-flex; align-items: center; gap: 8px;
    background: rgba(0,198,190,0.1); border: 1px solid rgba(0,198,190,0.2);
    border-radius: 100px; padding: 6px 16px;
    font-size: 11px; font-weight: 600; letter-spacing: 0.12em;
    text-transform: uppercase; color: var(--cs-teal); margin-bottom: 20px;
  }
  .cs-hero-dot { width: 6px; height: 6px; background: var(--cs-teal); border-radius: 50%; animation: csBlink 2s infinite; }
  @keyframes csBlink { 0%,100%{opacity:1} 50%{opacity:0.3} }
  .cs-hero-h1 {
    font-family: 'Playfair Display', serif;
    font-weight: 900; font-size: clamp(38px, 5.5vw, 68px);
    line-height: 1.0; color: #fff; margin: 0;
    letter-spacing: -0.02em;
  }
  .cs-hero-h1 em { font-style: italic; color: var(--cs-teal); }
  .cs-hero-sub {
    margin-top: 18px; font-size: 16px; font-weight: 400;
    color: var(--cs-muted); max-width: 480px; line-height: 1.7;
  }
  .cs-hero-stats {
    display: flex; gap: 40px; flex-wrap: wrap;
    align-items: flex-end;
  }
  .cs-stat { text-align: right; }
  .cs-stat-num { font-family: 'Playfair Display', serif; font-size: clamp(28px,3.5vw,42px); font-weight: 900; color: #fff; line-height: 1; }
  .cs-stat-num span { color: var(--cs-teal); }
  .cs-stat-label { font-size: 12px; color: var(--cs-muted); margin-top: 4px; letter-spacing: 0.05em; text-transform: uppercase; }

  /* Divider */
  .cs-divider {
    position: relative; z-index: 1;
    max-width: 1400px; margin: 0 auto;
    height: 1px; background: var(--cs-line);
  }

  /* ════════════════════════════════
     BODY LAYOUT
  ════════════════════════════════ */
  .cs-body-wrap {
    position: relative; z-index: 1;
    max-width: 1400px; margin: 0 auto;
    padding: 0 32px 80px;
    display: grid;
    grid-template-columns: 260px 1fr;
    gap: 40px;
    padding-top: 40px;
    align-items: start;
  }

  /* ════════════════════════════════
     FILTER SIDEBAR — new design
  ════════════════════════════════ */
  .cs-sidebar {
    position: sticky; top: 88px;
    background: rgba(11,30,61,0.85);
    border: 1px solid var(--cs-line);
    border-radius: 20px;
    overflow: hidden;
    backdrop-filter: blur(12px);
  }
  .cs-sb-top {
    padding: 20px 20px 16px;
    border-bottom: 1px solid var(--cs-line);
    display: flex; align-items: center; justify-content: space-between;
  }
  .cs-sb-heading {
    font-family: 'Playfair Display', serif;
    font-size: 18px; font-weight: 700; color: #fff;
  }
  .cs-sb-clear {
    font-size: 11px; font-weight: 600; letter-spacing: 0.05em;
    text-transform: uppercase; color: var(--cs-muted);
    background: none; border: none; cursor: pointer;
    transition: color 0.2s; padding: 0;
  }
  .cs-sb-clear:hover { color: var(--cs-teal); }
  .cs-sb-close {
    display: none; background: none; border: none;
    color: var(--cs-muted); font-size: 18px; cursor: pointer;
    padding: 2px 6px; border-radius: 6px; transition: color 0.2s;
  }
  .cs-sb-close:hover { color: #fff; }
  .cs-fblock { padding: 20px 20px 4px; border-bottom: 1px solid var(--cs-line); }
  .cs-fblock:last-of-type { border-bottom: none; padding-bottom: 20px; }
  .cs-fblock-title {
    font-size: 10px; font-weight: 700; letter-spacing: 0.15em;
    text-transform: uppercase; color: var(--cs-muted);
    margin-bottom: 12px;
  }
  .cs-fchip-row { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 16px; }
  .cs-fchip {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 7px 14px; border-radius: 100px;
    border: 1px solid var(--cs-line);
    font-size: 12.5px; font-weight: 500; color: var(--cs-muted);
    cursor: pointer; transition: all 0.2s; user-select: none;
    background: transparent;
  }
  .cs-fchip:hover { border-color: rgba(0,198,190,0.4); color: #fff; }
  .cs-fchip.cs-fchip-on {
    background: rgba(0,198,190,0.12);
    border-color: var(--cs-teal);
    color: var(--cs-teal);
    font-weight: 600;
  }
  .cs-fchip-dot { width: 5px; height: 5px; border-radius: 50%; background: currentColor; flex-shrink: 0; }
  .cs-sb-apply {
    margin: 16px 20px 20px; width: calc(100% - 40px);
    background: var(--cs-teal); color: var(--cs-ink);
    border: none; border-radius: 10px; padding: 13px;
    font-family: 'Outfit', sans-serif; font-weight: 700; font-size: 14px;
    cursor: pointer; transition: all 0.2s; letter-spacing: 0.02em;
  }
  .cs-sb-apply:hover { background: var(--cs-teal2); }

  /* ════════════════════════════════
     COURSES PANEL
  ════════════════════════════════ */
  .cs-panel {}
  .cs-panel-bar {
    display: flex; align-items: center; justify-content: space-between;
    margin-bottom: 28px; gap: 16px; flex-wrap: wrap;
  }
  .cs-panel-count { font-size: 14px; color: var(--cs-muted); font-weight: 400; }
  .cs-panel-count strong { color: #fff; font-weight: 700; font-size: 16px; }
  .cs-sort-wrap { display: flex; align-items: center; gap: 10px; }
  .cs-sort-label { font-size: 12px; color: var(--cs-muted); text-transform: uppercase; letter-spacing: 0.08em; font-weight: 600; }
  .cs-sort {
    background: var(--cs-glass); border: 1px solid var(--cs-line);
    color: #fff; padding: 8px 16px; border-radius: 8px;
    font-size: 13px; cursor: pointer; outline: none;
    font-family: 'Outfit', sans-serif; font-weight: 500;
  }
  .cs-sort option { background: var(--cs-navy); }

  /* ════════════════════════════════
     CARDS — uniform 3-column grid
  ════════════════════════════════ */
  .cs-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }

  .cs-card {
    border-radius: var(--cs-r); overflow: hidden;
    border: 1px solid var(--cs-line);
    background: var(--cs-glass);
    transition: transform 0.35s cubic-bezier(0.4,0,0.2,1), border-color 0.35s, box-shadow 0.35s;
    animation: csFadeUp 0.55s ease both;
    cursor: pointer;
  }
  .cs-card:nth-child(1){animation-delay:0.05s}
  .cs-card:nth-child(2){animation-delay:0.12s}
  .cs-card:nth-child(3){animation-delay:0.19s}
  .cs-card:nth-child(4){animation-delay:0.26s}
  .cs-card:nth-child(5){animation-delay:0.33s}
  .cs-card:nth-child(6){animation-delay:0.40s}
  .cs-card:nth-child(7){animation-delay:0.47s}
  .cs-card:hover {
    transform: translateY(-6px);
    border-color: rgba(0,198,190,0.3);
    box-shadow: 0 20px 60px rgba(0,0,0,0.4), 0 0 0 1px rgba(0,198,190,0.1);
  }
  .cs-card.cs-card-hide { display: none; }

  .cs-card-inner { display: flex; flex-direction: column; height: 100%; }

  /* Image block */
  .cs-card-img {
    position: relative; overflow: hidden;
    height: 155px; flex-shrink: 0;
  }
  .cs-card-img img {
    width: 100%; height: 100%; object-fit: cover;
    transition: transform 0.55s cubic-bezier(0.4,0,0.2,1);
    display: block; filter: brightness(0.85) saturate(1.1);
  }
  .cs-card:hover .cs-card-img img { transform: scale(1.08); }
  .cs-card-img-overlay {
    position: absolute; inset: 0;
    background: linear-gradient(160deg, transparent 40%, rgba(11,30,61,0.85) 100%);
  }
  .cs-card-duration {
    position: absolute; top: 14px; left: 14px; z-index: 2;
    background: rgba(6,8,15,0.75); backdrop-filter: blur(8px);
    border: 1px solid var(--cs-line);
    color: #fff; font-size: 11px; font-weight: 600;
    padding: 5px 12px; border-radius: 100px;
    letter-spacing: 0.05em;
  }
  .cs-card-badge {
    position: absolute; top: 14px; right: 14px; z-index: 2;
    font-size: 10px; font-weight: 700; padding: 5px 11px; border-radius: 100px;
    text-transform: uppercase; letter-spacing: 0.06em;
  }

  /* Body */
  .cs-card-body {
    padding: 24px; display: flex; flex-direction: column; flex: 1;
    position: relative;
  }
  .cs-card-tag {
    font-size: 10px; font-weight: 700; letter-spacing: 0.12em;
    text-transform: uppercase; margin-bottom: 10px;
  }
  .cs-card-title {
    font-family: 'Playfair Display', serif;
    font-size: clamp(17px, 1.8vw, 22px); font-weight: 700;
    color: #fff; line-height: 1.3; margin-bottom: 12px;
  }
  .cs-card-desc {
    font-size: 13px; color: var(--cs-muted); line-height: 1.65;
    margin-bottom: 20px; flex: 1;
  }
  /* Horizontal line accent */
  .cs-card-body::before {
    content: '';
    position: absolute; top: 0; left: 24px; right: 24px;
    height: 1px; background: var(--cs-line);
  }
  .cs-card-foot {
    display: flex; align-items: center; justify-content: space-between;
    padding-top: 16px; border-top: 1px solid var(--cs-line);
    gap: 12px;
  }
  .cs-card-price {
    font-family: 'Playfair Display', serif;
    font-size: 22px; font-weight: 900; color: #fff; line-height: 1;
  }
  .cs-card-price small {
    display: block; font-family: 'Outfit', sans-serif;
    font-size: 11px; font-weight: 500; color: var(--cs-muted);
    margin-top: 3px; font-style: normal;
  }
  .cs-card-cta {
    display: inline-flex; align-items: center; gap: 8px;
    border: 1px solid rgba(0,198,190,0.35); color: var(--cs-teal);
    background: rgba(0,198,190,0.08);
    font-weight: 600; font-size: 12.5px; padding: 9px 18px;
    border-radius: 8px; transition: all 0.22s;
    white-space: nowrap; cursor: pointer;
    font-family: 'Outfit', sans-serif;
  }
  .cs-card-cta:hover { background: var(--cs-teal); color: var(--cs-ink); border-color: var(--cs-teal); }
  .cs-card-cta-arrow { transition: transform 0.2s; }
  .cs-card:hover .cs-card-cta-arrow { transform: translateX(3px); }

  /* Pill meta */
  .cs-card-meta { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 16px; }
  .cs-card-metapill {
    font-size: 11px; font-weight: 500;
    padding: 4px 10px; border-radius: 100px;
    background: rgba(255,255,255,0.05);
    border: 1px solid var(--cs-line);
    color: var(--cs-muted);
  }

  /* Colour themes */
  .cs-card.cs-java  .cs-card-badge{background:rgba(249,115,22,0.2);color:#fb923c;border:1px solid rgba(249,115,22,0.3)} .cs-card.cs-java  .cs-card-tag{color:#fb923c}
  .cs-card.cs-mern  .cs-card-badge{background:rgba(16,185,129,0.2);color:#34d399;border:1px solid rgba(16,185,129,0.3)} .cs-card.cs-mern  .cs-card-tag{color:#34d399}
  .cs-card.cs-cyber .cs-card-badge{background:rgba(239,68,68,0.2);color:#f87171;border:1px solid rgba(239,68,68,0.3)}   .cs-card.cs-cyber .cs-card-tag{color:#f87171}
  .cs-card.cs-python.cs-card-badge{background:rgba(99,102,241,0.2);color:#a5b4fc;border:1px solid rgba(99,102,241,0.3)} .cs-card.cs-python .cs-card-tag{color:#a5b4fc}
  .cs-card.cs-devops.cs-card-badge{background:rgba(0,198,190,0.2);color:var(--cs-teal);border:1px solid rgba(0,198,190,0.3)} .cs-card.cs-devops .cs-card-tag{color:var(--cs-teal)}
  .cs-card.cs-design.cs-card-badge{background:rgba(245,166,35,0.2);color:var(--cs-gold);border:1px solid rgba(245,166,35,0.3)} .cs-card.cs-design .cs-card-tag{color:var(--cs-gold)}
  .cs-card.cs-aiml  .cs-card-badge{background:rgba(167,139,250,0.2);color:#c4b5fd;border:1px solid rgba(167,139,250,0.3)} .cs-card.cs-aiml  .cs-card-tag{color:#c4b5fd}

  /* Python badge patch (specificity fix) */
  .cs-card.cs-python .cs-card-badge { background:rgba(99,102,241,0.2);color:#a5b4fc;border:1px solid rgba(99,102,241,0.3); }

  /* ── Empty state ── */
  .cs-empty { grid-column: 1/-1; text-align: center; padding: 80px 20px; display: none; }
  .cs-empty.cs-empty-show { display: block; }
  .cs-empty-icon { font-size: 48px; margin-bottom: 16px; }
  .cs-empty h3 { font-family: 'Playfair Display', serif; font-size: 24px; color: rgba(255,255,255,0.5); margin-bottom: 8px; }
  .cs-empty p  { color: var(--cs-muted); font-size: 14px; }

  /* ── Mobile FAB ── */
  .cs-fab {
    display: none;
    position: fixed; bottom: 24px; right: 24px; z-index: 998;
    background: var(--cs-teal); color: var(--cs-ink);
    border: none; border-radius: 50px; padding: 14px 24px;
    align-items: center; gap: 8px;
    font-family: 'Outfit', sans-serif; font-weight: 700; font-size: 14px;
    box-shadow: 0 8px 32px rgba(0,198,190,0.45); cursor: pointer;
    transition: transform 0.25s, box-shadow 0.25s;
  }
  .cs-fab:hover { transform: translateY(-2px); box-shadow: 0 12px 40px rgba(0,198,190,0.55); }

  /* ── Filter overlay (mobile) ── */
  .cs-overlay {
    display: none; position: fixed; inset: 0;
    background: rgba(0,0,0,0.7); z-index: 999;
    backdrop-filter: blur(3px);
    -webkit-backdrop-filter: blur(3px);
  }

  /* ════════════════════════════════
     FOOTER
  ════════════════════════════════ */
  .cs-footer {
    position: relative; z-index: 1;
    background: #060f1e;
    border-top: 1px solid var(--cs-line);
    padding: 64px 80px 36px;
  }
  .cs-footer-wrap { max-width: 1400px; margin: 0 auto; }
  .cs-footer-top {
    display: grid; grid-template-columns: 1.8fr 1fr 1fr;
    gap: 48px; padding-bottom: 48px;
    border-bottom: 1px solid var(--cs-line);
    margin-bottom: 32px;
  }
  .cs-footer-brand { display: flex; align-items: center; gap: 12px; margin-bottom: 18px; }
  .cs-footer-flogo {
    width: 40px; height: 40px; border-radius: 10px; flex-shrink: 0;
    background: linear-gradient(135deg, var(--cs-teal), var(--cs-navy));
    display: flex; align-items: center; justify-content: center;
    font-family: 'Playfair Display', serif; font-weight: 900; font-size: 18px; color: #fff;
  }
  .cs-footer-fname { font-weight: 700; font-size: 16px; color: #fff; line-height: 1.1; }
  .cs-footer-fsub  { font-size: 11px; color: var(--cs-muted); margin-top: 2px; }
  .cs-footer-desc { font-size: 13.5px; color: var(--cs-muted); line-height: 1.75; max-width: 320px; margin-bottom: 24px; }
  .cs-footer-socials { display: flex; gap: 10px; }
  .cs-footer-soc {
    width: 36px; height: 36px; border-radius: 8px;
    background: var(--cs-glass); border: 1px solid var(--cs-line);
    display: flex; align-items: center; justify-content: center;
    font-size: 12px; font-weight: 700; color: var(--cs-muted);
    text-decoration: none; transition: all 0.22s;
  }
  .cs-footer-soc:hover { background: rgba(0,198,190,0.12); border-color: rgba(0,198,190,0.3); color: var(--cs-teal); }
  .cs-footer-col h4 {
    font-size: 11px; font-weight: 700; text-transform: uppercase;
    letter-spacing: 0.12em; color: rgba(255,255,255,0.35);
    margin-bottom: 20px;
  }
  .cs-footer-col ul { display: flex; flex-direction: column; gap: 13px; list-style:none;}
  .cs-footer-col a { font-size: 14px; color: var(--cs-muted); text-decoration: none; transition: color 0.2s; }
  .cs-footer-col a:hover { color: #fff; }
  .cs-footer-bar {
    display: flex; align-items: center; justify-content: space-between;
    flex-wrap: wrap; gap: 16px;
  }
  .cs-footer-copy { font-size: 12.5px; color: rgba(255,255,255,0.2); }
  .cs-footer-legal { display: flex; gap: 24px; }
  .cs-footer-legal a { font-size: 12.5px; color: rgba(255,255,255,0.2); text-decoration: none; transition: color 0.2s; }
  .cs-footer-legal a:hover { color: var(--cs-muted); }

  /* ════════════════════════════════
     KEYFRAMES
  ════════════════════════════════ */
  @keyframes csFadeUp    { from{opacity:0;transform:translateY(24px)} to{opacity:1;transform:translateY(0)} }
  @keyframes csFadeDown  { from{opacity:0;transform:translateY(-18px)} to{opacity:1;transform:translateY(0)} }
  @keyframes csFadeIn    { from{opacity:0} to{opacity:1} }
  @keyframes csFadeLeft  { from{opacity:0;transform:translateX(-20px)} to{opacity:1;transform:translateX(0)} }

  /* ════════════════════════════════
     RESPONSIVE
  ════════════════════════════════ */
  @media(max-width:1100px){
    .cs-cards { grid-template-columns: repeat(2, 1fr); }
    .cs-footer-top { grid-template-columns: 1fr 1fr; }
  }
  @media(max-width:900px){
    .cs-body-wrap { grid-template-columns: 1fr; }
    .cs-sidebar {
      position: fixed;
      bottom: 0; left: 0; right: 0; top: auto;
      max-height: 88vh;
      border-radius: 20px 20px 0 0;
      z-index: 1000;
      background: #0d2451;
      border: 1px solid rgba(255,255,255,0.12);
      overflow-y: auto;
      overflow-x: hidden;
      transform: translateY(110%);
      transition: transform 0.4s cubic-bezier(0.32, 0.72, 0, 1);
      will-change: transform;
      /* reset sticky positioning */
      top: auto;
    }
    .cs-sidebar::before {
      content: ''; display: block; width: 40px; height: 4px;
      background: rgba(255,255,255,0.2); border-radius: 100px;
      margin: 14px auto 4px; flex-shrink: 0;
    }
    .cs-sidebar.cs-sb-open { transform: translateY(0); }
    .cs-sb-close { display: flex !important; }
    .cs-fab { display: flex !important; margin-bottom: 50px;}
    .cs-hero { padding: 48px 24px 40px; }
    .cs-body-wrap { padding: 24px 24px 80px; }
    .cs-footer { padding: 48px 24px 28px; }
  }
  @media(max-width:640px){
    .cs-cards { grid-template-columns: 1fr; }
    .cs-hero-stats { gap: 24px; }
    .cs-stat { text-align: left; }
    .cs-footer-top { grid-template-columns: 1fr; gap: 32px; }
    .cs-footer-bar { flex-direction: column; align-items: flex-start; }
    .cs-nav-inner { padding: 0 20px; }
  }
  @media(prefers-reduced-motion:reduce){ *, *::before, *::after { animation: none !important; transition: none !important; } }
/*whatsup and call toggle buttons*/
     .fg-float-wrap {
    position: fixed;
    left: 20px;
    bottom: 30px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }

  /* Toggle button */
  .fg-toggle {
    width: 40px; height: 40px;
    border-radius: 50%;
    background: rgba(11,30,61,.90);
    border: 1.5px solid rgba(0,198,190,.35);
    display: flex; align-items: center; justify-content: center;
    cursor: pointer;
    box-shadow: 0 4px 16px rgba(0,0,0,.3);
    transition: background .25s;
    backdrop-filter: blur(8px);
    margin-bottom: 2px;
  }
  .fg-toggle:hover { background: #00C6BE; }
  .fg-toggle svg { width: 18px; height: 18px; color: #fff; display: block; transition: transform .35s; }

  /* Buttons container */
  .fg-btns {
    display: flex;
    flex-direction: column;
    gap: 10px;
    transition: opacity .35s, transform .35s;
  }
  .fg-btns.fg-hidden {
    opacity: 0;
    transform: translateY(10px);
    pointer-events: none;
  }

  /* Each button */
  .fg-float-btn {
    display: flex;
    align-items: center;
    border-radius: 50px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0,0,0,.22);
    cursor: pointer;
    text-decoration: none;
    max-width: 52px;
    transition: max-width .4s cubic-bezier(.22,1,.36,1), box-shadow .3s, transform .3s;
    white-space: nowrap;
    position: relative;
  }
  .fg-float-btn:hover {
    max-width: 240px;
    box-shadow: 0 8px 32px rgba(0,0,0,.28);
    transform: translateY(-2px);
  }

  /* Pulse ring */
  .fg-float-btn::before {
    content: '';
    position: absolute;
    width: 52px; height: 52px;
    border-radius: 50%;
    border: 2px solid;
    animation: fg-ring 2s ease-out infinite;
    pointer-events: none;
    left: 0; top: 0;
  }
  .fg-wa::before   { border-color: #25D366; }
  .fg-call::before { border-color: #00C6BE; animation-delay: 1s; }
  @keyframes fg-ring {
    0%   { transform: scale(1);   opacity: .7; }
    100% { transform: scale(1.8); opacity: 0; }
  }

  /* Icon */
  .fg-float-icon {
    width: 52px; height: 52px;
    border-radius: 50px;
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
  }
  .fg-float-icon svg { width: 26px; height: 26px; display: block; }

  /* Label */
  .fg-float-label {
    font-family: 'Syne', 'Segoe UI', Arial, sans-serif;
    font-size: 13px; font-weight: 700;
    padding: 0 16px 0 10px;
    color: #fff;
    opacity: 0;
    transform: translateX(-8px);
    transition: opacity .3s ease .1s, transform .3s ease .1s;
    pointer-events: none;
    letter-spacing: .01em;
  }
  .fg-float-btn:hover .fg-float-label {
    opacity: 1;
    transform: translateX(0);
  }

  /* Colors */
  .fg-wa   { background: #25D366; }
  .fg-wa   .fg-float-icon { background: #25D366; }
  .fg-call { background: #0B1E3D; }
  .fg-call .fg-float-icon { background: #0B1E3D; }

  /* Tooltip */
  .fg-tooltip {
    background: #0B1E3D;
    color: #fff;
    font-family: 'DM Sans', 'Segoe UI', Arial, sans-serif;
    font-size: 11px; font-weight: 600;
    padding: 5px 12px;
    border-radius: 8px;
    white-space: nowrap;
    box-shadow: 0 4px 16px rgba(0,0,0,.2);
    border: 1px solid rgba(0,198,190,.25);
    align-self: flex-start;
    margin-bottom: 2px;
    transition: opacity .4s;
  }

  /* Mobile */
  @media (max-width: 480px) {
    .fg-float-wrap { left: 12px; bottom: 20px; gap: 8px; }
    .fg-float-btn  { max-width: 46px; }
    .fg-float-btn:hover { max-width: 200px; }
    .fg-float-icon { width: 46px; height: 46px; }
    .fg-float-icon svg { width: 22px; height: 22px; }
    .fg-float-btn::before { width: 46px; height: 46px; }
    .fg-toggle { width: 34px; height: 34px; }
    .fg-toggle svg { width: 15px; height: 15px; }
    .fg-float-label { font-size: 12px; }
  }
  .social-row {
  display: flex;
  gap: 12px;
}

.social-btn {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #111;
  color: #fff;
  border-radius: 50%;
  text-decoration: none;
  font-size: 18px;
  transition: 0.3s;
}

.social-btn:hover {
  background: #0077b5; /* LinkedIn color example */
}