:root {
    --black: #04080F;
    --deep: #080E1A;
    --panel: #0D1526;
    --border: rgba(20,40,255,0.18);
    --blue: #1428FF;
    --blue-dim: rgba(20,40,255,0.10);
    --orange: #FF8A00;
    --orange-dim: rgba(255,138,0,0.12);
    --white: #EEF4FF;
    --muted: #EEF4FF;
  }

  *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
  html { scroll-behavior: smooth; }
  body {
    background: var(--black);
    color: var(--white);
    font-family: 'Poppins', sans-serif;
    overflow-x: hidden;
    line-height: 1.6;
  }

  /* FIXED HEX CANVAS */
  #hexCanvas {
    position: fixed; inset: 0; z-index: 0;
    width: 100%; height: 100%;
    pointer-events: none;
  }
  nav, section, footer, #trust, .stats-wrap { position: relative; z-index: 1; }

  /* NAV */
  nav {
    position: fixed; top: 0; left: 0; right: 0; z-index: 200;
    display: flex; align-items: center; justify-content: space-between;
    padding: 1rem 5vw;
    background: rgba(4,8,15,0.88);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    transition: background .3s;
  }
  .nav-logo {
    font-family: 'Poppins', sans-serif; font-weight: 800; font-size: 1.25rem;
    display: flex; align-items: center; gap: .5rem;
    text-decoration: none; color: var(--white);
  }
  .logo-word-node { color: var(--blue); }
  .logo-img {
    height: 2rem; width: auto; object-fit: contain; flex-shrink: 0;
    filter: drop-shadow(0 0 4px rgba(255,138,0,0.25));
  }
  body.light .logo-img {
    filter: none;
  }
  /* Keep pulse dot animation for mobile menu — not needed but safe fallback */
  @keyframes pulse-dot {
    0%,100% { box-shadow: 0 0 6px var(--orange); }
    50% { box-shadow: 0 0 20px var(--orange); }
  }
  .nav-links { display: flex; gap: 1.8rem; list-style: none; align-items: center; }
  .nav-links a {
    font-family: 'Poppins', sans-serif; font-size: .76rem; font-weight: 500;
    letter-spacing: .04em; color: var(--muted); text-decoration: none;
    text-transform: uppercase; transition: color .25s;
  }
  .nav-links a:hover { color: var(--white); }
  .nav-links a.spy-active {
    color: var(--white);
    position: relative;
  }
  .nav-links a.spy-active::after {
    content: '';
    position: absolute; bottom: -4px; left: 0; right: 0;
    height: 2px; border-radius: 2px;
    background: var(--orange);
  }
  /* Mobile spy-active */
  .mob-links a.spy-active { color: var(--white); }
  body.light .nav-links a.spy-active { color: var(--white); }
  body.light .mob-links a.spy-active { color: rgba(10,15,36,.9); }

  /* Services dropdown */
  .nav-dropdown { position: relative; }
  .nav-dropdown > a { display: flex; align-items: center; gap: .35rem; cursor: pointer; }
  .nav-dropdown > a::after {
    content: ''; display: inline-block;
    width: 0; height: 0;
    border-left: 4px solid transparent;
    border-right: 4px solid transparent;
    border-top: 4px solid var(--muted);
    transition: transform .2s, border-color .2s;
  }
  .nav-dropdown:hover > a::after { transform: rotate(180deg); border-top-color: var(--white); }
  .nav-dropdown-menu {
    display: none; position: absolute; top: 100%; left: 50%;
    transform: translateX(-50%);
    padding-top: 0.8rem; /* invisible bridge — keeps hover alive over the gap */
    z-index: 300;
  }
  /* Inner panel — visually separated from the link */
  .nav-dropdown-panel {
    background: rgba(8,14,26,0.97); backdrop-filter: blur(24px);
    border: 1px solid rgba(20,40,255,0.22); border-radius: 8px;
    padding: .5rem; min-width: 180px;
    box-shadow: 0 16px 40px rgba(0,0,0,.5);
    position: relative;
  }
  .nav-dropdown-panel::before {
    content: ''; position: absolute; top: -5px; left: 50%; transform: translateX(-50%);
    width: 10px; height: 10px;
    background: rgba(8,14,26,0.97);
    border-left: 1px solid rgba(20,40,255,0.22);
    border-top: 1px solid rgba(20,40,255,0.22);
    transform: translateX(-50%) rotate(45deg);
  }
  .nav-dropdown:hover .nav-dropdown-menu { display: block; animation: dropIn .18s ease; }
  @keyframes dropIn { from { opacity:0; transform: translateX(-50%) translateY(-4px); } to { opacity:1; transform: translateX(-50%) translateY(0); } }
  .nav-dropdown-menu a {
    display: flex; align-items: center; gap: .7rem;
    font-family: 'Poppins', sans-serif; font-size: .74rem; font-weight: 500;
    color: rgba(200,215,240,0.75); text-decoration: none; padding: .6rem .9rem;
    border-radius: 5px; transition: background .18s, color .18s;
    text-transform: none; letter-spacing: .02em; white-space: nowrap;
  }
  .nav-dropdown-menu a:hover { background: var(--blue-dim); color: #fff; }
  .nav-dropdown-menu a .dd-icon {
    width: 28px; height: 28px; border-radius: 6px; flex-shrink: 0;
    display: flex; align-items: center; justify-content: center; font-size: .85rem;
  }
  .nav-dropdown-menu a:first-child .dd-icon { background: rgba(20,40,255,0.15); }
  .nav-dropdown-menu a:last-child .dd-icon { background: rgba(255,138,0,0.15); }
  .dd-sep { height: 1px; background: rgba(20,40,255,0.18); margin: .3rem .5rem; }

  /* nav right side */
  .nav-right { display: flex; align-items: center; gap: .8rem; }
  .nav-cta {
    font-family: 'Poppins', sans-serif; font-size: .74rem; font-weight: 600;
    letter-spacing: .06em; text-transform: uppercase; padding: .5rem 1.4rem;
    border: 1px solid var(--blue); color: var(--blue);
    background: transparent; border-radius: 4px; cursor: pointer;
    transition: background .25s, color .25s; text-decoration: none;
  }
  .nav-cta:hover { background: var(--blue); color: #fff; }

  /* Light mode toggle */
  .theme-toggle {
    width: 36px; height: 36px; border-radius: 50%;
    border: 1px solid var(--border); background: transparent;
    cursor: pointer; display: flex; align-items: center; justify-content: center;
    font-size: 1rem; transition: border-color .2s, background .2s;
    color: var(--muted); flex-shrink: 0;
  }
  .theme-toggle:hover { border-color: var(--orange); background: var(--orange-dim); color: var(--orange); }

  /* Notification bell */
  .notif-btn {
    position: relative; width: 36px; height: 36px; border-radius: 50%;
    border: 1px solid var(--border); background: transparent;
    cursor: pointer; display: flex; align-items: center; justify-content: center;
    font-size: .95rem; transition: border-color .2s, background .2s;
    color: var(--muted); flex-shrink: 0; text-decoration: none;
  }
  .notif-btn:hover { border-color: var(--blue); background: var(--blue-dim); color: var(--white); }
  .notif-badge {
    position: absolute; top: -3px; right: -3px;
    width: 16px; height: 16px; border-radius: 50%;
    background: var(--orange); border: 2px solid var(--black);
    display: flex; align-items: center; justify-content: center;
    font-size: .5rem; font-weight: 800; color: #fff;
    font-family: 'Poppins', sans-serif; line-height: 1;
  }
  /* Notification dropdown */
  .notif-dropdown {
    display: none; position: absolute; top: calc(100% + .6rem); right: 0;
    width: 320px; background: rgba(8,14,26,0.98);
    backdrop-filter: blur(24px);
    border: 1px solid var(--border); border-radius: 10px;
    box-shadow: 0 20px 50px rgba(0,0,0,.6); z-index: 300; overflow: hidden;
  }
  .notif-wrap { position: relative; }
  .notif-wrap:hover .notif-dropdown,
  .notif-dropdown.open { display: block; animation: dropIn .18s ease; }
  .notif-head {
    padding: .85rem 1rem; border-bottom: 1px solid var(--border);
    display: flex; align-items: center; justify-content: space-between;
  }
  .notif-head-title { font-size: .72rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: var(--white); }
  .notif-head-clear { font-size: .64rem; color: var(--blue); cursor: pointer; background: none; border: none; font-family: 'Poppins',sans-serif; font-weight: 600; }
  .notif-head-clear:hover { opacity: .75; }
  .notif-item {
    display: flex; gap: .8rem; padding: .85rem 1rem;
    border-bottom: 1px solid var(--border); transition: background .15s; cursor: pointer;
  }
  .notif-item:last-child { border-bottom: none; }
  .notif-item:hover { background: rgba(20,40,255,.06); }
  .notif-item.unread { background: rgba(20,40,255,.05); }
  .notif-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--blue); flex-shrink: 0; margin-top: .35rem; }
  .notif-dot.orange { background: var(--orange); }
  .notif-dot.green { background: #00c864; }
  .notif-dot.read { background: transparent; border: 1px solid var(--border); }
  .notif-text { flex: 1; font-size: .76rem; color: var(--muted); line-height: 1.55; }
  .notif-text strong { color: var(--white); font-weight: 600; }
  .notif-time { font-size: .6rem; color: rgba(200,215,240,.35); margin-top: .2rem; }
  .notif-empty { padding: 2rem 1rem; text-align: center; font-size: .78rem; color: rgba(200,215,240,.35); }

  /* ── LIGHT MODE ── */
  body.light {
    --black: #F0F4FF;
    --deep: #E4EAFF;
    --panel: #FFFFFF;
    --border: rgba(20,40,255,0.14);
    --white: #0A0F24;
    --muted: #04080F;
    --blue-dim: rgba(20,40,255,0.08);
    --orange-dim: rgba(255,138,0,0.10);
  }
  body.light nav { background: rgba(230,236,255,0.95) !important; }
  body.light footer { background: #E4EAFF; }
  body.light #trust { background: rgba(210,220,255,0.85); border-color: rgba(20,40,255,0.15); }
  body.light .trust-label { color: rgba(10,15,36,0.6); }
  body.light .trust-item span { color: rgba(10,15,36,0.5); }
  body.light .trust-item:hover span { color: rgba(10,15,36,0.9); }
  body.light .stats-wrap { background: rgba(220,228,255,0.6); }
  body.light #value { background: rgba(224,232,255,0.5); }
  body.light #dashboard { background: rgba(224,232,255,0.6); }
  body.light .about-visual::before { background: radial-gradient(circle, rgba(20,40,255,.06), transparent 70%); }
  body.light #hexCanvas { opacity: 1; } /* Controlled per-frame in draw() */
  /* Dropdown stays dark on light mode — high contrast against the light nav */
  body.light .nav-dropdown-panel {
    background: #0D1526;
    border-color: rgba(20,40,255,0.3);
    box-shadow: 0 16px 40px rgba(0,0,0,.25);
  }
  body.light .nav-dropdown-panel::before { background: #0D1526; border-color: rgba(20,40,255,0.3); }

  /* HERO */
  #hero {
    position: relative; min-height: 100vh;
    display: flex; align-items: center;
    padding: 0 5vw; padding-top: 80px;
    overflow: hidden;
  }
  .hero-content { position: relative; z-index: 2; max-width: 860px; }
  .hero-tag {
    display: inline-flex; align-items: center; gap: .6rem;
    font-family: 'Poppins', sans-serif; font-size: .7rem; font-weight: 600;
    letter-spacing: .12em; text-transform: uppercase; color: var(--blue);
    border: 1px solid var(--border); border-radius: 3px;
    padding: .35rem .85rem; margin-bottom: 2rem; background: var(--blue-dim);
  }
  .hero-tag::before {
    content: ''; width: 6px; height: 6px; background: var(--orange);
    border-radius: 50%; box-shadow: 0 0 8px var(--orange);
  }
  h1 {
    font-family: 'Poppins', sans-serif;
    font-size: clamp(2.2rem, 5.5vw, 5rem);
    font-weight: 800; line-height: 1.06; letter-spacing: -.02em;
    margin-bottom: 1.5rem;
  }
  h1 em { font-style: normal; color: var(--blue); }
  .hero-sub {
    font-family: 'Poppins', sans-serif; font-size: 1.05rem; font-weight: 300;
    color: var(--muted); max-width: 660px; margin-bottom: 1rem; line-height: 1.78;
  }
  .hero-tagline {
    font-family: 'Poppins', sans-serif; font-size: .82rem; font-weight: 600;
    color: var(--orange); letter-spacing: .06em; margin-bottom: 2.5rem;
    display: flex; align-items: center; gap: .7rem;
  }
  .hero-tagline::before { content: ''; flex: 0 0 28px; height: 1px; background: var(--orange); }
  .hero-btns { display: flex; gap: 1rem; flex-wrap: wrap; }

  /* BUTTONS */
  .btn-primary {
    font-family: 'Poppins', sans-serif; font-size: .78rem; font-weight: 600;
    letter-spacing: .06em; text-transform: uppercase; padding: .85rem 2rem;
    background: var(--blue); color: #fff; border: none;
    border-radius: 4px; cursor: pointer;
    transition: transform .2s, box-shadow .2s; text-decoration: none;
    display: inline-block;
  }
  .btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 32px rgba(20,40,255,.4); }
  .btn-primary.orange { background: var(--orange); }
  .btn-primary.orange:hover { box-shadow: 0 8px 36px rgba(255,138,0,.45); }
  .btn-outline {
    font-family: 'Poppins', sans-serif; font-size: .78rem; font-weight: 500;
    letter-spacing: .06em; text-transform: uppercase; padding: .85rem 2rem;
    background: transparent; color: var(--white);
    border: 1px solid rgba(200,215,240,.25); border-radius: 4px;
    cursor: pointer; transition: border-color .2s; text-decoration: none; display: inline-block;
  }
  .btn-outline:hover { border-color: var(--white); }
  .btn-ghost {
    font-family: 'Poppins', sans-serif; font-size: .78rem; font-weight: 500;
    letter-spacing: .06em; text-transform: uppercase; padding: .75rem 1.6rem;
    background: transparent; color: var(--muted);
    border: 1px solid rgba(200,215,240,.15); border-radius: 4px;
    cursor: pointer; transition: all .2s; text-decoration: none; display: inline-block;
  }
  .btn-ghost:hover { color: var(--white); border-color: rgba(200,215,240,.35); }

  /* TRUST BAR */
  #trust {
    padding: 1.6rem 5vw;
    border-top: 1px solid var(--border); border-bottom: 1px solid var(--border);
    background: rgba(8,14,26,0.7); overflow: hidden;
  }
  .trust-inner { display: flex; align-items: center; gap: 3rem; }
  .trust-label {
    font-family: 'Poppins', sans-serif; font-size: .62rem; font-weight: 600;
    letter-spacing: .14em; text-transform: uppercase; color: var(--muted);
    white-space: nowrap; flex-shrink: 0;
  }
  .trust-track { overflow: hidden; flex: 1; }
  .trust-scroll {
    display: flex; gap: 4rem; align-items: center;
    animation: scroll-logos 12s linear infinite;
  }
  .trust-scroll:hover { animation-play-state: paused; }
  .trust-item { display: flex; align-items: center; gap: .7rem; white-space: nowrap; flex-shrink: 0; }
  .trust-item .t-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--orange); opacity: .5; flex-shrink: 0; }
  .trust-item span {
    font-family: 'Poppins', sans-serif; font-weight: 700; font-size: 1rem;
    color: rgba(200,215,240,.35); transition: color .3s; cursor: default;
  }
  .trust-item:hover span { color: var(--white); }
  .trust-item:hover .t-dot { opacity: 1; }
  .trust-item img { height: 48px; width: auto; max-width: 150px; opacity: .45; filter: grayscale(1) brightness(1.8); transition: opacity .3s, filter .3s; object-fit: contain; }
  .trust-item:hover img { opacity: 1; filter: grayscale(0) brightness(1); }
  @keyframes scroll-logos {
    from { transform: translateX(0); }
    to { transform: translateX(-50%); }
  }

  /* SECTIONS */
  section { padding: 6.5rem 5vw; }
  .section-tag {
    font-family: 'Poppins', sans-serif; font-size: .63rem; font-weight: 700;
    letter-spacing: .14em; text-transform: uppercase; color: var(--blue); margin-bottom: 1rem;
    display: flex; align-items: center; gap: .7rem;
  }
  .section-tag::before { content: ''; flex: 0 0 20px; height: 1px; background: var(--blue); }
  .section-tag.orange-tag { color: var(--orange); }
  .section-tag.orange-tag::before { background: var(--orange); }
  h2 {
    font-family: 'Poppins', sans-serif; font-weight: 800;
    font-size: clamp(1.8rem, 3.2vw, 2.9rem);
    line-height: 1.1; letter-spacing: -.02em; margin-bottom: 1.1rem;
  }
  h2 em { font-style: normal; color: var(--blue); }
  h2 em.orange { color: var(--orange); }
  .body-text {
    font-family: 'Poppins', sans-serif; font-weight: 300;
    color: var(--muted); max-width: 580px; font-size: 1rem; line-height: 1.8;
  }

  /* STATS */
  .stats-wrap { padding: 0 5vw 3rem; background: rgba(8,14,26,0.6); }
  .stats-strip {
    display: grid; grid-template-columns: repeat(4, 1fr);
    gap: 1px; background: var(--border);
    border: 1px solid var(--border); border-radius: 6px; overflow: hidden;
    border-right: 1.3px solid var(--border); border-top: none; border-bottom: none;
  }
  .stat-cell { background: var(--panel); padding: 2rem 1.5rem; text-align: center; }
  .stat-num { font-family: 'Poppins', sans-serif; font-size: 2.3rem; font-weight: 800; color: var(--blue); display: block; line-height: 1; }
  .stat-label { font-family: 'Poppins', sans-serif; font-size: .58rem; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); margin-top: .4rem; }

  /* CASE STUDY */
  #case-study { background: var(--deep); }
  .cs-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center; margin-top: 3rem; }
  .cs-card { background: var(--panel); border: 1px solid var(--border); border-radius: 8px; padding: 2.5rem; position: relative; overflow: hidden; }
  .cs-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: linear-gradient(90deg, var(--blue), var(--orange)); }
  .cs-logo { font-family: 'Poppins', sans-serif; font-size: 1.6rem; font-weight: 800; color: var(--orange); margin-bottom: .4rem; }
  .cs-title { font-family: 'Poppins', sans-serif; font-size: .63rem; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); margin-bottom: 1.5rem; }
  .cs-block { margin-bottom: 1.4rem; }
  .cs-block h4 { font-family: 'Poppins', sans-serif; font-size: .6rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--blue); margin-bottom: .4rem; }
  .cs-block p { font-family: 'Poppins', sans-serif; color: var(--muted); font-size: .92rem; font-weight: 300; }
  .cs-results { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin-top: 1.5rem; }
  .cs-result { background: var(--blue-dim); border: 1px solid var(--border); border-radius: 5px; padding: 1rem; text-align: center; }
  .cs-result .num { font-family: 'Poppins', sans-serif; font-size: 1rem; font-weight: 800; color: var(--blue); display: block; }
  .cs-result .lbl { font-family: 'Poppins', sans-serif; font-size: .42rem; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); margin-top: .2rem; }
  .cs-visual { display: flex; align-items: center; justify-content: center; }
  .network-visual { width: 300px; height: 300px; position: relative; }

  .nv-node {
    position:relative; width: 450px; height: 450px; 
    display: flex; align-items: center; justify-content: center;
    font-family: 'Poppins', sans-serif; font-size: .48rem; font-weight: 500;
    color: var(--muted); text-align: center; line-height: 1.2;
    animation: float-node 4s ease-in-out infinite;
  }

   /* PARTNER CTA STRIP */
  #cta-strip {
    background: linear-gradient(135deg, rgba(20,40,255,0.08) 0%, rgba(255,138,0,0.08) 100%);
    border-top: 1px solid var(--border); border-bottom: 1px solid var(--border);
    text-align: center; padding: 5rem 5vw;
  }
  #cta-strip h2 { margin-bottom: .8rem; }
  #cta-strip p {
    font-family: 'Poppins', sans-serif; font-size: 1rem; font-weight: 300;
    color: var(--muted); margin-bottom: 2.2rem; line-height: 1.7;
  }
  #cta-strip .cta-btns { display: flex; gap: 1rem; flex-wrap: wrap; justify-content: center; }

  @keyframes scroll-partners {
    from { transform: translateX(0); }
    to { transform: translateX(-50%); }
  }
  .partner-card { background: var(--panel); border: 1px solid var(--border); border-radius: 8px; padding: 1.5rem 1.4rem; text-align: center; transition: border-color .3s, transform .3s; display: flex; flex-direction: column; align-items: center; gap: .75rem; min-width: 160px; flex-shrink: 0; }
  .partner-card:hover { border-color: rgba(255,138,0,.45); transform: translateY(-4px); }
  .partner-logo-wrap { width: 56px; height: 56px; border-radius: 50%; background: var(--orange-dim); border: 1px solid rgba(255,138,0,.22); display: flex; align-items: center; justify-content: center; font-size: 1.5rem; overflow: hidden; }
  .partner-logo-wrap img { width: 100%; height: 100%; object-fit: contain; border-radius: 50%; padding: 5px; }
  .nv-node img { width: 100%; height: 100%; align-items: center; position: relative; object-fit: contain; padding: 4px; }
  .partner-name { font-family: 'Poppins', sans-serif; font-weight: 700; font-size: .78rem; color: var(--white); line-height: 1.3; }
  .partner-type { font-family: 'Poppins', sans-serif; font-size: .54rem; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; color: var(--orange); }
 

  
  /* FOOTER */
  footer { background: var(--deep); border-top: 1px solid var(--border); padding: 4rem 5vw 2rem; }
  .footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.2fr; gap: 3rem; margin-bottom: 3rem; }
  .footer-brand p { font-family: 'Poppins', sans-serif; color: var(--muted); font-size: .86rem; font-weight: 300; margin-top: .8rem; max-width: 220px; line-height: 1.65; }
  .footer-col h4 { font-family: 'Poppins', sans-serif; font-size: .6rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--blue); margin-bottom: 1.2rem; }
  .footer-col ul { list-style: none; }
  .footer-col li { margin-bottom: .6rem; }
  .footer-col a { font-family: 'Poppins', sans-serif; color: var(--muted); text-decoration: none; font-size: .86rem; font-weight: 300; transition: color .2s; }
  .footer-col a:hover { color: var(--white); }
  .newsletter-row { display: flex; gap: .5rem; margin-top: .8rem; }
  .newsletter-input { flex: 1; background: var(--panel); border: 1px solid var(--border); border-radius: 4px; padding: .6rem .8rem; color: var(--white); font-family: 'Poppins', sans-serif; font-size: .82rem; font-weight: 300; outline: none; }
  .newsletter-input::placeholder { color: var(--muted); }
  .newsletter-input:focus { border-color: var(--blue); }
  .newsletter-btn { background: var(--blue); color: #fff; border: none; border-radius: 4px; padding: .6rem 1rem; font-family: 'Poppins', sans-serif; font-size: .62rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; cursor: pointer; transition: opacity .2s; }
  .newsletter-btn:hover { opacity: .85; }
  .social-row { display: flex; gap: .7rem; margin-top: 1.2rem; }
  .social-btn { width: 36px; height: 36px; border: 1px solid var(--border); border-radius: 5px; display: flex; align-items: center; justify-content: center; background: var(--panel); color: var(--muted); font-size: .8rem; text-decoration: none; transition: border-color .2s, color .2s; }
  .social-btn img {
    width: 24px; height: 24px;
  }
  .social-btn:hover { border-color: var(--blue); color: var(--blue); }
  .footer-bottom { border-top: 1px solid var(--border); padding-top: 1.5rem; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 1rem; }
  .footer-bottom p { font-family: 'Poppins', sans-serif; font-size: .6rem; font-weight: 500; letter-spacing: .08em; color: var(--muted); }

  /* SCROLL REVEAL */
  .reveal { opacity: 0; transform: translateY(26px); transition: opacity .7s, transform .7s; }
  .reveal.visible { opacity: 1; transform: none; }

  /* HAMBURGER BUTTON */
  .hamburger {
    display: none; flex-direction: column; justify-content: center; gap: 5px;
    width: 36px; height: 36px; background: transparent;
    border: 1px solid var(--border); border-radius: 6px;
    cursor: pointer; padding: 7px; transition: border-color .2s;
  }
  .hamburger:hover { border-color: var(--blue); }
  .hamburger span {
    display: block; height: 2px; border-radius: 2px;
    background: var(--white); transition: transform .3s, opacity .3s, width .3s;
    transform-origin: center;
  }
  .hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .hamburger.open span:nth-child(2) { opacity: 0; width: 0; }
  .hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

  /* MOBILE MENU PANEL */
  #mobileMenu {
    display: none; position: fixed; top: 62px; left: 0; right: 0;
    z-index: 190; background: rgba(4,8,15,0.98);
    backdrop-filter: blur(24px);
    border-bottom: 1px solid var(--border);
    padding: 1.2rem 5vw 1.6rem;
    transform: translateY(-8px); opacity: 0;
    transition: transform .25s ease, opacity .25s ease;
  }
  #mobileMenu.open {
    display: block;
    animation: mobileIn .25s ease forwards;
  }
  @keyframes mobileIn {
    from { opacity: 0; transform: translateY(-8px); }
    to   { opacity: 1; transform: translateY(0); }
  }
  .mob-links { list-style: none; margin-bottom: 1.2rem; }
  .mob-links li { border-bottom: 1px solid var(--border); }
  .mob-links li:last-child { border-bottom: none; }
  .mob-links a {
    display: flex; align-items: center; justify-content: space-between;
    font-family: 'Poppins', sans-serif; font-size: .88rem; font-weight: 500;
    color: var(--muted); text-decoration: none; padding: .9rem 0;
    transition: color .2s; text-transform: uppercase; letter-spacing: .04em;
  }
  .mob-links a:hover { color: var(--white); }
  /* Mobile services sub-items */
  .mob-sub { list-style: none; padding: 0 0 .5rem 1rem; }
  .mob-sub li { border-bottom: none; }
  .mob-sub a {
    font-size: .8rem; text-transform: none; letter-spacing: .02em;
    color: rgba(200,215,240,.5); padding: .5rem 0;
    display: flex; align-items: center; gap: .6rem;
  }
  .mob-sub a:hover { color: var(--white); }
  .mob-sub .dd-icon { width: 24px; height: 24px; border-radius: 5px; font-size: .75rem; display:flex;align-items:center;justify-content:center; }
  .mob-sub a:first-child .dd-icon { background: var(--blue-dim); }
  .mob-sub a:last-child .dd-icon { background: var(--orange-dim); }
  .mob-services-toggle { cursor: pointer; }
  .mob-chevron { font-size: .6rem; transition: transform .25s; }
  .mob-services-toggle.open .mob-chevron { transform: rotate(180deg); }
  .mob-sub { display: none; }
  .mob-services-toggle.open + .mob-sub { display: block; }
  /* Mobile bottom row */
  .mob-bottom { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding-top: .8rem; border-top: 1px solid var(--border); }

  /* Light mode — mobile menu */
  body.light #mobileMenu { background: rgba(225,232,255,0.98); }
  body.light .mob-links a { color: rgba(10,15,36,.5); }
  body.light .mob-links a:hover { color: rgba(10,15,36,.9); }
  body.light .mob-sub a { color: rgba(10,15,36,.4); }
  body.light .mob-sub a:hover { color: rgba(10,15,36,.85); }
  body.light .hamburger span { background: var(--white); }

  /* RESPONSIVE */
  @media(max-width:900px){
    .cs-grid,#about,.dash-grid,.footer-grid,.bce-grid,.cf-grid{grid-template-columns:1fr}
    .stats-strip{grid-template-columns:repeat(2,1fr)}
    .impact-grid{grid-template-columns:repeat(3,1fr)}
    .feature-grid{grid-template-columns:1fr}
    .partners-grid{grid-template-columns:repeat(2,1fr)}
    .nav-links{ display: none; }
    .hamburger{ display: flex; }
    .nav-right .nav-cta { display: none; } /* login moves into mobile menu */
  }
  @media(max-width:500px){
    .partners-grid{grid-template-columns:1fr}
    .impact-grid{grid-template-columns:repeat(2,1fr)}
    .cf-form-row{grid-template-columns:1fr}
  }
  @media screen and (max-width:700px) {
    .hero-tagline,
    .hero-sub {
    font-size: 0.7rem; 
  }
}