*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
  html { scroll-behavior: smooth; }
  body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: #0A1628;
    color: #fff;
    line-height: 1.6;
    overflow-x: hidden;
    background-image:
      radial-gradient(circle at 30% 20%, rgba(37,99,235,0.06) 0%, transparent 50%),
      radial-gradient(circle at 70% 80%, rgba(245,158,11,0.04) 0%, transparent 50%),
      linear-gradient(rgba(59,130,246,0.03) 1px, transparent 1px),
      linear-gradient(90deg, rgba(59,130,246,0.03) 1px, transparent 1px);
    background-size: 100% 100%, 100% 100%, 40px 40px, 40px 40px;
  }
  a { color: inherit; text-decoration: none; }

  :root {
    --navy: #0A1628;
    --navy-light: #112240;
    --blue: #2563EB;
    --blue-glow: #3B82F6;
    --blue-dark: #1D4ED8;
    --orange: #F59E0B;
    --orange-glow: #F97316;
    --text: #F1F5F9;
    --text-muted: #94A3B8;
    --card-bg: rgba(255,255,255,0.04);
    --card-border: rgba(255,255,255,0.08);
    --card-hover: rgba(255,255,255,0.07);
  }

  /* === NAV === */
  nav {
    position: fixed; top: 0; left: 0; right: 0; z-index: 100;
    display: flex; align-items: center; justify-content: space-between;
    padding: 2px 32px;
    height: 75px;
    background: transparent;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(59,130,246,0.2);
  }
  .nav-logo {
    display: flex; align-items: center;
    line-height: 0;
    padding-left: 244px;
  }
  .nav-logo img {
    height: 34px;
    width: auto;
    display: block;
  }
  .nav-links {
    display: flex; align-items: center; gap: 28px;
  }
  .nav-links a {
    font-size: 16px;
    color: var(--text-muted);
    transition: color 0.2s;
  }
  .nav-links a:hover { color: #fff; }
  .btn-login {
    padding: 8px 22px;
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: 8px;
    font-size: 14px; font-weight: 600;
    background: transparent; color: #fff;
    cursor: pointer;
    transition: all 0.2s;
  }
  .btn-login:hover { background: rgba(255,255,255,0.1); border-color: rgba(255,255,255,0.4); }
  .language-switcher {
    display: flex; align-items: center; gap: 4px;
    padding: 3px;
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: 8px;
  }
  .language-switcher a {
    padding: 3px 6px;
    border-radius: 5px;
    font-size: 12px;
    font-weight: 600;
  }
  .language-switcher a[aria-current="page"] {
    background: rgba(37,99,235,0.35);
    color: #fff;
  }
  .btn-primary {
    padding: 12px 28px;
    border: none; border-radius: 10px;
    font-size: 15px; font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    display: inline-flex; align-items: center; gap: 8px;
  }
  .btn-primary:hover { transform: translateY(-2px); }

  /* === HERO === */
  .hero {
    position: relative;
    min-height: 100vh;
    display: flex; align-items: center;
    padding: 100px 32px 60px;
    overflow: hidden;
    background: var(--navy);
  }
  .hero-bg {
    position: absolute;
    inset: 0;
    background: var(--navy) url('/hero-bg.jpg') right center / cover no-repeat;
    z-index: 0;
  }
  .hero-overlay {
    position: absolute; inset: 0;
    background: linear-gradient(105deg,
      rgba(10,22,40,0.92) 0%,
      rgba(10,22,40,0.72) 35%,
      rgba(10,22,40,0.30) 55%,
      rgba(10,22,40,0.05) 75%,
      transparent 100%
    );
    z-index: 1;
  }

  .qr-overlay {
    position: fixed;
    bottom: 24px; right: 24px;
    z-index: 999;
    display: flex; align-items: center; gap: 10px;
    padding: 10px 14px;
    background: rgba(10,22,40,0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(59,130,246,0.25);
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.3s;
    box-shadow: 0 4px 20px rgba(0,0,0,0.3);
  }
  .qr-overlay:hover {
    transform: scale(1.05);
    box-shadow: 0 6px 28px rgba(59,130,246,0.2);
  }
  .qr-overlay img { width: 52px; height: 52px; border-radius: 4px; background: #fff; }
  .qr-overlay strong { font-size: 12px; font-weight: 600; color: #fff; display: block; }
  .qr-overlay small { font-size: 10px; color: var(--text-muted); }
  .hero-content {
    position: relative; z-index: 2;
    width: 100%;
    max-width: 620px;
    margin-left: max(16px, calc(50vw - 680px));
  }
  .hero-tag {
    display: inline-block;
    padding: 6px 16px;
    margin-bottom: 20px;
    border-radius: 20px;
    background: rgba(37,99,235,0.15);
    font-size: 13px; font-weight: 600;
    color: var(--blue-glow);
    letter-spacing: 0.5px;
  }
  .hero h1 {
    font-size: clamp(43px, 6vw, 72px);
    font-weight: 600;
    line-height: 1.08;
    margin-bottom: 18px;
  }
  .hero h1 span {
    color: #fff;
  }
  .hero p {
    font-size: 17px;
    color: var(--text-muted);
    margin-bottom: 36px;
    line-height: 1.7;
  }
  .hero-buttons {
    display: flex; flex-wrap: wrap; gap: 14px;
    margin-bottom: 28px;
  }
  .btn-download {
    background: var(--blue);
    color: #fff;
    box-shadow: 0 4px 24px rgba(37,99,235,0.35);
  }
  .btn-download:hover { box-shadow: 0 8px 32px rgba(37,99,235,0.55); }
  .btn-pilot {
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.15);
    color: #fff;
  }
  .btn-pilot:hover { background: rgba(255,255,255,0.12); }

  .qr-section {
    display: flex; align-items: center; gap: 16px;
    padding: 12px 20px;
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 12px;
    margin-bottom: 32px;
    width: fit-content;
  }
  .qr-section img {
    width: 64px; height: 64px;
    border-radius: 6px;
    background: #fff;
  }
  .qr-text strong { display: block; font-size: 14px; color: #fff; }
  .qr-text small { font-size: 12px; color: var(--text-muted); }

  .hero-stats {
    display: flex; gap: 36px;
  }
  .hero-stat { }
  .hero-stat-num {
    font-size: 52px; font-weight: 600;
    color: #fff;
  }
  .hero-stat-label { font-size: 12px; color: var(--text-muted); margin-top: 1px; }

  /* === SECTION COMMON === */
  section { padding: 90px 32px; }
  .section-header {
    text-align: center;
    margin-bottom: 52px;
  }
  .section-label {
    display: inline-block;
    padding: 4px 14px;
    border-radius: 12px;
    background: rgba(37,99,235,0.12);
    font-size: 12px; font-weight: 600;
    color: var(--blue-glow);
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 14px;
  }
  .section-title {
    font-size: clamp(33px, 4.2vw, 48px);
    font-weight: 600;
    margin-bottom: 14px;
    line-height: 1.2;
  }
  .section-sub {
    font-size: 16px;
    color: var(--text-muted);
    max-width: 560px;
    margin: 0 auto;
  }

  /* === SERVICES (6 tiles) === */
  .services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    max-width: 1000px;
    margin: 0 auto;
  }
  .service-card {
    padding: 28px 24px;
    border-radius: 16px;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    text-align: center;
    transition: all 0.3s;
    display: flex;
    flex-direction: column;
  }
  .service-card:hover {
    background: var(--card-hover);
    border-color: rgba(37,99,235,0.25);
    transform: translateY(-4px);
  }
  .service-icon {
    width: 48px; height: 48px;
    margin: 0 auto 16px;
    display: flex; align-items: center; justify-content: center;
    border-radius: 12px;
    background: rgba(37,99,235,0.12);
    color: var(--blue-glow);
    flex-shrink: 0;
  }
  .service-icon svg { width: 24px; height: 24px; }
  .service-card h3 { font-size: 17px; font-weight: 600; margin-bottom: 8px; }
  .service-card p { font-size: 13px; color: var(--text-muted); line-height: 1.6; flex: 1; }
  .service-badge {
    display: inline-block;
    margin-top: 10px;
    padding: 4px 14px;
    border-radius: 8px;
    font-size: 12px; font-weight: 700;
    background: rgba(245,158,11,0.15);
    color: var(--orange);
    box-shadow: 0 0 16px rgba(245,158,11,0.15);
    transition: all 0.2s;
    align-self: center;
  }
  .service-card:hover .service-badge {
    background: rgba(245,158,11,0.25);
    box-shadow: 0 0 24px rgba(245,158,11,0.3);
    transform: scale(1.05);
  }

  /* === CTA === */
  .cta-section {
    text-align: center;
    padding: 80px 32px;
    background: linear-gradient(180deg, rgba(37,99,235,0.04), transparent);
  }

  /* === PILOTS === */
  .pilots-section {
    background: linear-gradient(135deg, rgba(37,99,235,0.04), rgba(245,158,11,0.04));
    text-align: center;
    padding: 80px 32px;
  }
  .pilots-grid {
    max-width: 700px;
    margin: 0 auto;
  }

  /* === FOOTER === */
  footer {
    padding: 48px 32px 32px;
    border-top: 1px solid rgba(255,255,255,0.04);
    text-align: center;
  }
  .footer-links {
    display: flex; justify-content: center; gap: 28px;
    margin-bottom: 20px;
    flex-wrap: wrap;
  }
  .footer-links a { font-size: 13px; color: var(--text-muted); transition: color 0.2s; }
  .footer-links a:hover { color: #fff; }
  footer p { font-size: 13px; color: var(--text-muted); }

  /* === HAMBURGER === */
  .hamburger {
    display: none;
    flex-direction: column;
    gap: 4px;
    cursor: pointer;
    padding: 4px;
    background: none;
    border: none;
  }
  .hamburger span {
    display: block;
    width: 22px;
    height: 2px;
    background: #fff;
    border-radius: 2px;
    transition: all 0.3s;
  }
  .hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(4px, 4px); }
  .hamburger.active span:nth-child(2) { opacity: 0; }
  .hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(4px, -4px); }

  /* === RESPONSIVE === */
  @media (max-width: 1024px) {
    .hero-content {
      max-width: 520px;
      margin-left: max(16px, calc(50vw - 560px));
    }
  }

  @media (max-width: 768px) {
    /* Nav */
    nav { padding: 2px 16px; height: 50px; background: transparent; border-bottom: 1px solid rgba(59,130,246,0.2); }
    .nav-logo { padding-left: 0; }
    .nav-logo img { height: 28px; }
    .nav-links {
      position: fixed; top: 50px; left: 0; right: 0;
      flex-direction: column; gap: 0;
      background: rgba(10,22,40,0.98);
      border-bottom: 1px solid rgba(255,255,255,0.06);
      padding: 8px 16px;
      display: none;
    }
    .nav-links.open { display: flex; }
    .nav-links a, .nav-links button {
      padding: 12px 0; font-size: 15px;
      width: 100%; text-align: left;
      border: none; border-radius: 0;
    }
    .nav-links button { background: transparent; color: var(--text-muted); }
    .nav-links .btn-login {
      background: var(--blue); color: #fff;
      text-align: center; border-radius: 8px;
      margin-top: 4px; padding: 10px 0;
    }
    .nav-links .language-switcher {
      width: 100%;
      justify-content: center;
      margin: 4px 0;
    }
    .nav-links .language-switcher a {
      width: auto;
      padding: 7px 14px;
      text-align: center;
    }
    .hamburger { display: flex; }

    /* Hero — image banner with headline overlay */
    .hero {
      flex-direction: column; min-height: auto;
      padding: 0;
    }
    .hero-bg {
      position: relative; inset: auto;
      height: 500px; width: 100%;
      background: var(--navy) url('/hero-bg-mobile.jpg') 45% 20% / cover no-repeat;
    }
    .hero-overlay {
      display: block;
      background: linear-gradient(135deg,
        rgba(10,22,40,0.50) 0%,
        rgba(10,22,40,0.15) 50%,
        transparent 100%
      );
    }
    .hero-content {
      position: relative; z-index: 3;
      max-width: 100%; width: 100%;
      margin: 0; padding: 28px 20px 40px;
      text-align: center;
    }
    .hero-tag { font-size: 12px; display: none; }
    .hero h1 {
      font-size: 36px;
      margin-bottom: 20px;
      text-align: center;
    }
    .hero h1 span { color: #fff; }
    .hero p { font-size: 15px; display: none; }
    .hero-buttons { flex-direction: column; align-items: stretch; }
    .hero-buttons a, .hero-buttons button { width: 100%; justify-content: center; }
    .qr-section {
      flex-direction: row; text-align: center;
      width: 100%; justify-content: center;
      display: none;
    }
    .qr-overlay { display: none; }
    .qr-text { text-align: center; }
    .hero-stats { justify-content: center; gap: 24px; flex-wrap: wrap; }

    /* Sections */
    section { padding: 48px 16px; }
    .section-header { margin-bottom: 32px; }
    .section-title { font-size: 24px; }
    .services-grid { grid-template-columns: 1fr !important; gap: 14px; }
    .pilots-grid { grid-template-columns: 1fr; }
  }

  @media (max-width: 480px) {
    .hero-bg { height: 380px; }
    .hero h1 { font-size: 31px; }
    .hero-stat-num { font-size: 42px; }
  }