:root {
    --bg: #0f1724;
    --card: #0b1220;
    --muted: #94a3b8;
    --accent: #2563eb;
    --accent-2: #06b6d4;
    --glass: rgba(255, 255, 255, 0.04);
    --radius: 12px;
    --max-width: 1200px;
    --fw-sans: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial;
  }

  * { box-sizing: border-box; }
  html, body { height: 100%; }

  body {
    margin: 0;
    font-family: var(--fw-sans);
    background: linear-gradient(180deg, var(--bg) 0%, #071028 100%);
    color: #e6eef8;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    line-height: 1.5;
  }

  .container {
    width: calc(100% - 32px);
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 40px 16px;
    animation: popup 0.8s ease-out;
  }

  header {
    position: sticky;
    top: 0;
    z-index: 40;
    backdrop-filter: blur(6px);
    background: linear-gradient(180deg, rgba(7,10,20,0.65), rgba(7,10,20,0.35));
    border-bottom: 1px solid rgba(255,255,255,0.03);
  }

  .nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 14px 0;
  }

  .brand {
    display: flex;
    gap: 12px;
    align-items: center;
    text-decoration: none;
    color: inherit;
  }

  .logo {
    width: 44px;
    height: 44px;
    border-radius: 10px;
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    box-shadow: 0 6px 20px rgba(6, 99, 173, 0.15);
  }

  nav ul {
    display: flex;
    gap: 18px;
    list-style: none;
    margin: 0;
    padding: 0;
    align-items: center;
  }

  nav a {
    color: var(--muted);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
  }

  nav a:hover { color: #fff; }

  .cta {
    background: linear-gradient(90deg, var(--accent), var(--accent-2));
    padding: 10px 14px;
    border-radius: 10px;
    color: white;
    text-decoration: none;
    font-weight: 700;
    box-shadow: 0 6px 20px rgba(37, 99, 235, 0.12);
    transition: all 0.3s ease;
  }

  .cta:hover {
    background: linear-gradient(90deg, var(--accent-2), var(--accent));
    color: #fff;
    box-shadow: 0 0 25px rgba(37, 150, 255, 0.8);
  }

  .hero {
    display: grid;
    grid-template-columns: 1fr 420px;
    gap: 36px;
    align-items: center;
    padding: 64px 0;
  }

  .hero .kicker {
    color: var(--accent-2);
    font-weight: 700;
    font-size: 0.9rem;
    letter-spacing: 0.6px;
    margin-bottom: 12px;
  }

  .hero h1 { font-size: 2.1rem; margin: 0 0 16px 0; line-height: 1.08; }
  .hero p { color: var(--muted); margin: 0 0 22px 0; }

  .hero-actions {
    display: flex;
    gap: 12px;
    align-items: center;
    flex-wrap: wrap;
  }

  .btn-outline {
    padding: 10px 14px;
    border-radius: 10px;
    border: 1px solid rgba(255,255,255,0.06);
    background: transparent;
    color: white;
    text-decoration: none;
    font-weight: 600;
    backdrop-filter: blur(4px);
    transition: all 0.3s ease;
  }

  .btn-outline:hover {
    transform: scale(1.05);
    box-shadow: 0 0 25px rgba(37, 150, 255, 0.8);
  }

  .mock-phone {
    border-radius: 22px;
    background: linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01));
    border: 1px solid rgba(255,255,255,0.035);
    padding: 18px;
    min-height: 420px;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: popup 1s ease-out forwards;
    box-shadow: 0 0 18px rgba(0,191,255,0.35);
  }

  .phone-screen {
    width: 210px;
    height: 420px;
    border-radius: 18px;
    background: linear-gradient(180deg, #071428, #021026);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--muted);
    font-weight: 600;
  }

  .features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
    margin-top: 20px;
  }

  .card {
    background: var(--glass);
    border-radius: 12px;
    padding: 18px;
    min-height: 120px;
    border: 1px solid rgba(37, 150, 255, 0.4);
    box-shadow: 0 0 12px rgba(37, 150, 255, 0.15);
    transition: all 0.35s ease-in-out;
    animation: popup 0.8s ease-out forwards;
  }

  .card:hover {
    transform: scale(1.07);
    box-shadow: 0 0 25px rgba(37, 150, 255, 0.8),
                0 0 60px rgba(37, 150, 255, 0.5);
  }

  .card h4 { margin: 0 0 8px 0; font-size: 1rem; }
  .card p { margin: 0; color: var(--muted); font-size: 0.92rem; }

  /* --- Steps Section --- */
.steps {
  display: flex;
  gap: 14px;
  margin-top: 28px;
  flex-wrap: wrap;
}

.step {
  background: linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01));
  padding: 16px;
  border-radius: 12px;
  min-width: 220px;
  border: 1px solid rgba(37, 150, 255, 0.3);
  box-shadow: 0 0 18px rgba(37, 150, 255, 0.15);
  transition: all 0.35s ease;
  animation: popup 0.8s ease-out forwards;
}

.step:hover {
  transform: translateY(-4px);
  box-shadow: 0 0 30px rgba(37, 150, 255, 0.6);
  border-color: rgba(37, 150, 255, 0.8);
}

.step h5 {
  margin: 0 0 6px 0;
  font-weight: 600;
}

.step p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
}


  .apps {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 18px;
    margin-top: 24px;
  }

  .screenshot {
    border-radius: 12px;
    padding: 14px;
    background: var(--card);
    border: 1px solid rgba(255,255,255,0.03);
    display: flex;
    gap: 12px;
    align-items: center;
    box-shadow: 0 0 12px rgba(37, 150, 255, 0.15);
    transition: all 0.35s ease-in-out;
    animation: popup 0.8s ease-out forwards;
  }

  .screenshot:hover {
    transform: scale(1.07);
    box-shadow: 0 0 40px rgba(0,191,255,1);
  }

  .app-meta h4 { margin: 0 0 6px 0; }
  .badge { display: inline-block; padding: 6px 8px; border-radius: 8px; background: rgba(255,255,255,0.03); font-size: 0.8rem; color: var(--muted); }

  footer {
    margin-top: 48px;
    padding: 30px 0 60px;
    color: var(--muted);
  }

  footer .foot-grid {
    display: flex;
    gap: 18px;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
  }

  .socials { display: flex; gap: 12px; }

  /* ✨ Animations */
  @keyframes popup {
    0% {
      opacity: 5;
      transform: scale(0.85);
    }
    100% {
      opacity: 1;
      transform: scale(1);
    }
  }

  @media (max-width: 980px) {
    .hero { grid-template-columns: 1fr; padding: 36px 0; }
    .features { grid-template-columns: repeat(2, 1fr); }
    .apps { grid-template-columns: 1fr; }
  }

  @media (max-width: 560px) {
    nav ul { display: none; }
    .mock-phone { min-height: 360px; }
    .features { grid-template-columns: 1fr; }
  }