:root {
      --ocean:   #0A3D62;
      --green:   #1ABC9C;
      --orange:  #F39C12;
      --gray:    #7F8C8D;
      --sand:    #F4F6F7;
      --dark:    #061F33;
      --white:   #ffffff;
    }

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

    body {
      font-family: 'DM Sans', sans-serif;
      background: var(--sand);
    }

    /* ─── TOP BAR ─────────────────────────────────────────── */
    .topbar {
      background: var(--dark);
      color: rgba(255,255,255,0.75);
      font-size: 0.78rem;
      padding: 6px 0;
      letter-spacing: 0.02em;
    }
    .topbar a { color: var(--green); text-decoration: none; transition: color 0.2s; }
    .topbar a:hover { color: var(--orange); }
    .topbar .divider { margin: 0 10px; opacity: 0.3; }

    /* ─── MAIN NAVBAR ─────────────────────────────────────── */
    .navbar-main {
      background: var(--ocean);
      padding: 0;
      position: sticky;
      top: 0;
      z-index: 1050;
      box-shadow: 0 4px 24px rgba(10,61,98,0.35);
      transition: background 0.3s, box-shadow 0.3s;
    }
    .navbar-main.scrolled {
      background: rgba(6,31,51,0.97);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      box-shadow: 0 6px 32px rgba(0,0,0,0.4);
    }

    /* animated accent bar under logo */
    .navbar-main::after {
      content: '';
      display: block;
      height: 3px;
      background: linear-gradient(90deg, var(--green) 0%, var(--orange) 50%, var(--green) 100%);
      background-size: 200% 100%;
      animation: gradientShift 4s ease infinite;
      position: absolute;
      bottom: 0; left: 0; right: 0;
    }
    @keyframes gradientShift {
      0%   { background-position: 0% 50%; }
      50%  { background-position: 100% 50%; }
      100% { background-position: 0% 50%; }
    }

    /* ─── LOGO ────────────────────────────────────────────── */
    .navbar-brand {
      display: flex;
      align-items: center;
      gap: 12px;
      padding: 14px 0;
      text-decoration: none;
    }
    .logo-img {
      height: 48px;
      width: auto;
      object-fit: contain;
      filter: drop-shadow(0 2px 6px rgba(26,188,156,0.35));
      transition: transform 0.35s cubic-bezier(.34,1.56,.64,1);
    }
    .navbar-brand:hover .logo-img { transform: scale(1.06) rotate(-2deg); }
    .brand-text {
      display: flex;
      flex-direction: column;
      line-height: 1;
    }
    .brand-name {
      font-family: 'Barlow Condensed', sans-serif;
      font-size: 1.35rem;
      font-weight: 800;
      color: var(--white);
      letter-spacing: 0.04em;
      text-transform: uppercase;
    }
    .brand-name span { color: var(--green); }
    .brand-tagline {
      font-size: 0.62rem;
      font-weight: 500;
      color: var(--orange);
      letter-spacing: 0.18em;
      text-transform: uppercase;
      margin-top: 2px;
    }

    /* ─── NAV LINKS ───────────────────────────────────────── */
    .nav-link-custom {
      color: rgba(255,255,255,0.82) !important;
      font-family: 'DM Sans', sans-serif;
      font-size: 0.88rem;
      font-weight: 500;
      letter-spacing: 0.03em;
      padding: 28px 16px !important;
      position: relative;
      text-decoration: none;
      transition: color 0.25s;
    }
    .nav-link-custom::after {
      content: '';
      position: absolute;
      bottom: 0; left: 50%; right: 50%;
      height: 3px;
      background: var(--green);
      transition: left 0.3s cubic-bezier(.4,0,.2,1), right 0.3s cubic-bezier(.4,0,.2,1);
      border-radius: 2px 2px 0 0;
    }
    .nav-link-custom:hover,
    .nav-link-custom.active {
      color: var(--white) !important;
    }
    .nav-link-custom:hover::after,
    .nav-link-custom.active::after {
      left: 12px; right: 12px;
    }

    /* ─── CTA BUTTON ──────────────────────────────────────── */
    .btn-track {
      background: var(--orange);
      color: var(--white);
      font-family: 'Barlow Condensed', sans-serif;
      font-weight: 700;
      font-size: 0.9rem;
      letter-spacing: 0.08em;
      text-transform: uppercase;
      border: none;
      padding: 10px 22px;
      border-radius: 4px;
      display: inline-flex;
      align-items: center;
      gap: 7px;
      text-decoration: none;
      position: relative;
      overflow: hidden;
      transition: transform 0.2s, box-shadow 0.2s;
    }
    .btn-track::before {
      content: '';
      position: absolute;
      inset: 0;
      background: rgba(255,255,255,0.12);
      transform: translateX(-100%);
      transition: transform 0.35s ease;
    }
    .btn-track:hover::before { transform: translateX(0); }
    .btn-track:hover {
      transform: translateY(-2px);
      box-shadow: 0 8px 22px rgba(243,156,18,0.45);
      color: var(--white);
    }
    .btn-track i { font-size: 1rem; }

    /* ─── TOGGLER ─────────────────────────────────────────── */
    .navbar-toggler {
      border: 1.5px solid rgba(26,188,156,0.5);
      padding: 6px 10px;
      border-radius: 4px;
    }
    .navbar-toggler:focus { box-shadow: 0 0 0 3px rgba(26,188,156,0.25); }
    .navbar-toggler-icon {
      background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%2826,188,156,1%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
    }

    /* ─── MOBILE COLLAPSE ─────────────────────────────────── */
    @media (max-width: 991.98px) {
      .navbar-collapse {
        background: var(--dark);
        margin: 0 -12px;
        padding: 8px 20px 18px;
        border-top: 1px solid rgba(26,188,156,0.15);
      }
      .nav-link-custom {
        padding: 12px 4px !important;
        border-bottom: 1px solid rgba(255,255,255,0.07);
        display: block;
      }
      .nav-link-custom::after { display: none; }
      .topbar .d-lg-flex { display: none !important; }
      .btn-track { width: 100%; justify-content: center; margin-top: 12px; }
    }

    /* ─── ANNOUNCE STRIP ──────────────────────────────────── */
    .announce-strip {
      background: linear-gradient(90deg, var(--green), #16a085);
      color: var(--white);
      font-size: 0.75rem;
      font-weight: 500;
      letter-spacing: 0.06em;
      text-align: center;
      padding: 7px 16px;
      overflow: hidden;
    }
    .announce-strip .ticker-wrap {
      display: flex;
      animation: ticker 22s linear infinite;
      white-space: nowrap;
      gap: 60px;
    }
    .announce-strip .ticker-wrap span { flex-shrink: 0; }
    .announce-strip .ticker-icon { height: 1.2em; width: 1.2em; vertical-align: -0.22em; }
    @keyframes ticker {
      from { transform: translateX(0); }
      to   { transform: translateX(-50%); }
    }

    /* ─── DEMO HERO (shows context) ────────────────────────── */
    .demo-hero {
      min-height: 92vh;
      background:
        linear-gradient(135deg, rgba(6,31,51,0.88) 0%, rgba(10,61,98,0.75) 100%),
        url('https://images.pexels.com/photos/1267338/pexels-photo-1267338.jpeg?auto=compress&cs=tinysrgb&w=1600') center/cover no-repeat;
      display: flex;
      align-items: center;
      padding: 80px 0 60px;
    }
    .hero-eyebrow {
      font-family: 'Barlow Condensed', sans-serif;
      font-size: 0.85rem;
      font-weight: 600;
      letter-spacing: 0.22em;
      text-transform: uppercase;
      color: var(--green);
      margin-bottom: 16px;
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .hero-eyebrow::before {
      content: '';
      display: inline-block;
      width: 36px;
      height: 2px;
      background: var(--green);
    }
    .hero-heading {
      font-family: 'Barlow Condensed', sans-serif;
      font-size: clamp(2.8rem, 7vw, 5.2rem);
      font-weight: 800;
      line-height: 1.0;
      color: var(--white);
      text-transform: uppercase;
      margin-bottom: 22px;
    }
    .hero-heading .accent { color: var(--orange); }
    .hero-heading .highlight {
      position: relative;
      display: inline-block;
    }
    .hero-heading .highlight::after {
      content: '';
      position: absolute;
      bottom: 4px; left: 0; right: 0;
      height: 4px;
      background: var(--green);
      border-radius: 2px;
    }
    .hero-body {
      font-size: 1.05rem;
      color: rgba(255,255,255,0.78);
      max-width: 560px;
      line-height: 1.7;
      margin-bottom: 36px;
    }
    .btn-hero-primary {
      background: var(--orange);
      color: var(--white);
      font-family: 'Barlow Condensed', sans-serif;
      font-weight: 700;
      font-size: 1rem;
      letter-spacing: 0.08em;
      text-transform: uppercase;
      padding: 14px 32px;
      border: none;
      border-radius: 4px;
      text-decoration: none;
      display: inline-flex;
      align-items: center;
      gap: 8px;
      transition: all 0.25s;
    }
    .btn-hero-primary:hover {
      background: #e67e22;
      transform: translateY(-3px);
      box-shadow: 0 10px 28px rgba(243,156,18,0.5);
      color: var(--white);
    }
    .btn-hero-outline {
      background: transparent;
      color: var(--white);
      font-family: 'Barlow Condensed', sans-serif;
      font-weight: 700;
      font-size: 1rem;
      letter-spacing: 0.08em;
      text-transform: uppercase;
      padding: 14px 32px;
      border: 2px solid rgba(255,255,255,0.4);
      border-radius: 4px;
      text-decoration: none;
      display: inline-flex;
      align-items: center;
      gap: 8px;
      transition: all 0.25s;
    }
    .btn-hero-outline:hover {
      border-color: var(--green);
      color: var(--green);
      transform: translateY(-3px);
    }
    .hero-stats {
      margin-top: 56px;
      display: flex;
      gap: 40px;
      flex-wrap: wrap;
    }
    .stat-item { border-left: 3px solid var(--green); padding-left: 14px; }
    .stat-num {
      font-family: 'Barlow Condensed', sans-serif;
      font-size: 2.2rem;
      font-weight: 800;
      color: var(--white);
      line-height: 1;
    }
    .stat-num .unit { font-size: 1.1rem; color: var(--orange); }
    .stat-label {
      font-size: 0.75rem;
      color: rgba(255,255,255,0.6);
      letter-spacing: 0.08em;
      text-transform: uppercase;
      margin-top: 2px;
    }

    /* entry animations */
    .fade-up {
      opacity: 0;
      transform: translateY(28px);
      animation: fadeUp 0.7s cubic-bezier(.4,0,.2,1) forwards;
    }
    .fade-up:nth-child(1) { animation-delay: 0.1s; }
    .fade-up:nth-child(2) { animation-delay: 0.25s; }
    .fade-up:nth-child(3) { animation-delay: 0.4s; }
    .fade-up:nth-child(4) { animation-delay: 0.55s; }
    .fade-up:nth-child(5) { animation-delay: 0.7s; }
    @keyframes fadeUp {
      to { opacity: 1; transform: translateY(0); }
    }