:root{
      --bg: #05070d;
      --bg-soft: #0b0f1a;
      --surface: #10152230;
      --border: #ffffff14;
      --text: #f5f6fa;
      --text-dim: #a3aabd;
      --accent-1: #7c6cff;
      --accent-2: #ff6ec7;
      --accent-3: #35e2c2;
      --radius: 20px;
    }
    *{ box-sizing: border-box; margin: 0; padding: 0; }
    html{ scroll-behavior: smooth; }
    body{
      font-family: 'Inter', system-ui, -apple-system, sans-serif;
      background: var(--bg);
      color: var(--text);
      line-height: 1.6;
      overflow-x: hidden;
    }
    a{ text-decoration: none; color: inherit; }
    img{ max-width: 100%; display: block; }
    .container{
      width: 100%;
      max-width: 1160px;
      margin: 0 auto;
      padding: 0 24px;
    }

    /* Background glow */
    body::before{
      content: "";
      position: fixed;
      inset: 0;
      background:
        radial-gradient(600px circle at 15% 10%, #7c6cff33, transparent 60%),
        radial-gradient(700px circle at 85% 25%, #ff6ec722, transparent 60%),
        radial-gradient(500px circle at 50% 90%, #35e2c220, transparent 60%);
      pointer-events: none;
      z-index: 0;
    }

    /* Nav */
    header{
      position: sticky;
      top: 0;
      z-index: 50;
      backdrop-filter: blur(14px);
      background: #05070dcc;
      border-bottom: 1px solid var(--border);
    }
    nav{
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 18px 0;
    }
    .brand{
      font-weight: 800;
      font-size: 1.15rem;
      letter-spacing: -0.02em;
    }
    .brand span{
      background: linear-gradient(120deg, var(--accent-1), var(--accent-2));
      -webkit-background-clip: text;
      background-clip: text;
      color: transparent;
    }
    .nav-links{
      display: flex;
      gap: 32px;
      list-style: none;
    }
    .nav-links a{
      font-size: 0.94rem;
      color: var(--text-dim);
      font-weight: 500;
      transition: color .2s ease;
    }
    .nav-links a:hover{ color: var(--text); }
    .nav-cta{
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 10px 20px;
      border-radius: 999px;
      background: var(--text);
      color: #05070d;
      font-weight: 600;
      font-size: 0.9rem;
      white-space: nowrap;
    }
    .menu-toggle{ display: none; }

    /* Hero */
    .hero{
      position: relative;
      z-index: 1;
      padding: 100px 0 60px;
      text-align: center;
    }
    .eyebrow{
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 6px 16px;
      border: 1px solid var(--border);
      border-radius: 999px;
      font-size: 0.82rem;
      color: var(--text-dim);
      background: #ffffff08;
      margin-bottom: 28px;
    }
    .eyebrow .dot{
      width: 6px; height: 6px; border-radius: 50%;
      background: var(--accent-3);
      box-shadow: 0 0 8px var(--accent-3);
    }
    .hero h1{
      font-size: clamp(2.4rem, 6vw, 4.2rem);
      font-weight: 800;
      letter-spacing: -0.03em;
      max-width: 880px;
      margin: 0 auto 24px;
    }
    .hero h1 .grad{
      background: linear-gradient(120deg, var(--accent-1), var(--accent-2) 60%, var(--accent-3));
      -webkit-background-clip: text;
      background-clip: text;
      color: transparent;
    }
    .hero p{
      max-width: 560px;
      margin: 0 auto 40px;
      color: var(--text-dim);
      font-size: 1.08rem;
    }
    .hero-actions{
      display: flex;
      justify-content: center;
      gap: 16px;
      flex-wrap: wrap;
      margin-bottom: 72px;
    }
    .btn{
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 14px 28px;
      border-radius: 999px;
      font-weight: 600;
      font-size: 0.96rem;
      transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
    }
    .btn-primary{
      background: linear-gradient(120deg, var(--accent-1), var(--accent-2));
      color: #fff;
      box-shadow: 0 10px 30px -10px #7c6cff88;
    }
    .btn-primary:hover{ transform: translateY(-2px); box-shadow: 0 14px 34px -8px #7c6cffaa; }
    .btn-ghost{
      border: 1px solid var(--border);
      color: var(--text);
      background: #ffffff08;
    }
    .btn-ghost:hover{ background: #ffffff12; }

    /* Phone mockups row */
    .showcase{
      position: relative;
      display: flex;
      justify-content: center;
      align-items: flex-end;
      gap: 20px;
      margin-top: 20px;
    }
    .phone{
      width: 200px;
      aspect-ratio: 9/18.5;
      border-radius: 34px;
      border: 6px solid #1a1f2e;
      background: linear-gradient(160deg, #171c2b, #0c0f18);
      box-shadow: 0 30px 60px -20px #000a, inset 0 0 0 1px #ffffff10;
      position: relative;
      overflow: hidden;
    }
    .phone.mid{
      width: 240px;
      transform: translateY(-24px);
      z-index: 2;
    }
    .phone.side{ opacity: 0.75; }
    .phone .notch{
      position: absolute;
      top: 10px; left: 50%;
      transform: translateX(-50%);
      width: 40%; height: 18px;
      background: #05070d;
      border-radius: 999px;
    }
    .phone .glow{
      position: absolute;
      inset: 0;
      background: radial-gradient(circle at 30% 20%, var(--g1, #7c6cff55), transparent 55%),
                  radial-gradient(circle at 70% 80%, var(--g2, #ff6ec755), transparent 55%);
    }
    .phone .card{
      position: absolute;
      left: 12%; right: 12%;
      background: #ffffff12;
      border: 1px solid #ffffff18;
      border-radius: 12px;
      padding: 10px 12px;
      backdrop-filter: blur(6px);
    }
    .phone .card .bar{
      height: 6px; border-radius: 4px;
      background: #ffffff30;
      margin-top: 6px;
    }
    .phone .card .bar.short{ width: 55%; }
    .phone.one .card{ top: 20%; }
    .phone.one .card .avatar{
      width: 22px; height: 22px; border-radius: 50%;
      background: linear-gradient(135deg, var(--accent-1), var(--accent-3));
      margin-bottom: 6px;
    }
    .phone.two .card{ top: 32%; }
    .phone.two .card.two2{ top: 55%; }
    .phone.three .card{ top: 26%; }

    /* Trust bar */
    .stats{
      position: relative;
      z-index: 1;
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
      padding: 48px 0;
      border-top: 1px solid var(--border);
      border-bottom: 1px solid var(--border);
    }
    .stat{ text-align: center; }
    .stat .num{
      font-size: 2rem;
      font-weight: 800;
      letter-spacing: -0.02em;
    }
    .stat .label{
      color: var(--text-dim);
      font-size: 0.88rem;
      margin-top: 4px;
    }

    /* Section shared */
    section{ position: relative; z-index: 1; }
    .section{ padding: 110px 0; }
    .section-head{
      max-width: 620px;
      margin: 0 auto 60px;
      text-align: center;
    }
    .section-tag{
      color: var(--accent-3);
      font-weight: 600;
      font-size: 0.85rem;
      letter-spacing: 0.06em;
      text-transform: uppercase;
      margin-bottom: 14px;
      display: block;
    }
    .section-head h2{
      font-size: clamp(1.8rem, 4vw, 2.6rem);
      font-weight: 800;
      letter-spacing: -0.02em;
      margin-bottom: 16px;
    }
    .section-head p{ color: var(--text-dim); }

    /* Features grid */
    .grid{
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }
    .feature-card{
      padding: 32px;
      border-radius: var(--radius);
      border: 1px solid var(--border);
      background: linear-gradient(160deg, #ffffff0a, #ffffff02);
      transition: transform .25s ease, border-color .25s ease;
    }
    .feature-card:hover{
      transform: translateY(-4px);
      border-color: #ffffff2a;
    }
    .icon{
      width: 46px; height: 46px;
      border-radius: 13px;
      display: flex; align-items: center; justify-content: center;
      font-size: 1.3rem;
      margin-bottom: 20px;
    }
    .icon.i1{ background: linear-gradient(135deg, #7c6cff, #4d3cff33); }
    .icon.i2{ background: linear-gradient(135deg, #ff6ec7, #ff6ec733); }
    .icon.i3{ background: linear-gradient(135deg, #35e2c2, #35e2c233); }
    .feature-card h3{
      font-size: 1.1rem;
      font-weight: 700;
      margin-bottom: 10px;
    }
    .feature-card p{
      color: var(--text-dim);
      font-size: 0.94rem;
    }

    /* Products */
    .products{
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }
    .product-card{
      border-radius: var(--radius);
      border: 1px solid var(--border);
      overflow: hidden;
      background: #ffffff05;
    }
    .product-media{
      height: 160px;
      position: relative;
      display: flex; align-items: center; justify-content: center;
      font-size: 2.4rem;
      overflow: hidden;
    }
    .product-media.m1{ background: linear-gradient(135deg, #4b3dff, #7c6cff); }
    .product-media.m2{ background: linear-gradient(135deg, #d63a99, #ff6ec7); }
    .product-media.m3{ background: linear-gradient(135deg, #12a58a, #35e2c2); }
    .product-media::before{
      content: "";
      position: absolute; inset: 0;
      background: radial-gradient(180px circle at 20% 15%, #ffffff22, transparent 60%);
    }

    /* Illustration 1: face scan */
    .scan-box{ position: relative; width: 84px; height: 84px; z-index: 1; }
    .scan-box .corner{
      position: absolute; width: 18px; height: 18px;
      border: 3px solid #ffffffe0; opacity: .95;
      animation: scanPulse 2.4s ease-in-out infinite;
    }
    .scan-box .corner.tl{ top: 0; left: 0; border-right: none; border-bottom: none; border-radius: 6px 0 0 0; }
    .scan-box .corner.tr{ top: 0; right: 0; border-left: none; border-bottom: none; border-radius: 0 6px 0 0; animation-delay: .15s; }
    .scan-box .corner.bl{ bottom: 0; left: 0; border-right: none; border-top: none; border-radius: 0 0 0 6px; animation-delay: .3s; }
    .scan-box .corner.br{ bottom: 0; right: 0; border-left: none; border-top: none; border-radius: 0 0 6px 0; animation-delay: .45s; }
    .scan-box .face-blob{
      position: absolute; inset: 14px; border-radius: 50%;
      background: radial-gradient(circle at 35% 30%, #ffe3d1, #f2a6c9 55%, #b678e0 100%);
      box-shadow: 0 0 24px #ffffff33 inset;
      animation: float 3.6s ease-in-out infinite;
    }
    .scan-box .ai-badge{
      position: absolute; top: -10px; right: -14px;
      background: #0c0f18; color: #35e2c2; font-size: 10px; font-weight: 800;
      padding: 3px 7px; border-radius: 999px; border: 1px solid #35e2c2aa;
      letter-spacing: .04em;
    }
    @keyframes scanPulse{ 0%,100%{ opacity: .5; } 50%{ opacity: 1; } }
    @keyframes float{ 0%,100%{ transform: translateY(0); } 50%{ transform: translateY(-4px); } }

    /* Illustration 2: age compare */
    .age-compare{
      position: relative; width: 116px; height: 92px;
      border-radius: 14px; overflow: hidden; display: flex;
      box-shadow: 0 10px 26px #00000055; z-index: 1;
      animation: float 4.2s ease-in-out infinite;
    }
    .age-half{ width: 50%; height: 100%; }
    .age-half.young{ background: linear-gradient(160deg, #ffe3cf, #ff9ec7); }
    .age-half.old{ background: linear-gradient(160deg, #d7dee8, #7c8aa6); }
    .age-handle{
      position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
      width: 30px; height: 30px; border-radius: 50%;
      background: #fff; color: #191233;
      display: flex; align-items: center; justify-content: center;
      font-size: 13px; font-weight: 800;
      box-shadow: 0 4px 14px #00000066;
      animation: handlePulse 2.4s ease-in-out infinite;
    }
    @keyframes handlePulse{ 0%,100%{ box-shadow: 0 4px 14px #00000066; } 50%{ box-shadow: 0 4px 14px #00000066, 0 0 0 6px #ffffff22; } }

    /* Illustration 3: piano */
    .piano-illus{ position: relative; width: 100%; height: 100%; z-index: 1; }
    .piano-illus .balls{
      position: absolute; top: 20px; left: 0; right: 0;
      display: flex; justify-content: center; gap: 18px;
    }
    .piano-illus .ball{
      width: 16px; height: 16px; border-radius: 50%;
      animation: ballBounce 1.8s ease-in-out infinite;
    }
    .piano-illus .ball.b1{ background: #b57bff; box-shadow: 0 0 12px #b57bffaa; animation-delay: 0s; }
    .piano-illus .ball.b2{ background: #35e2c2; box-shadow: 0 0 12px #35e2c2aa; animation-delay: .2s; }
    .piano-illus .ball.b3{ background: #ffb84d; box-shadow: 0 0 12px #ffb84daa; animation-delay: .4s; }
    @keyframes ballBounce{ 0%,100%{ transform: translateY(0); } 50%{ transform: translateY(-14px); } }
    .piano-illus .keys{
      position: absolute; bottom: 0; left: 50%; transform: translateX(-50%);
      display: flex; width: 148px; height: 56px;
      background: #f4f4f8; border-radius: 8px 8px 4px 4px;
      box-shadow: 0 10px 24px #00000055;
      overflow: hidden;
    }
    .piano-illus .wkey{ flex: 1; border-right: 1px solid #d8d8e0; }
    .piano-illus .wkey:last-child{ border-right: none; }
    .piano-illus .bkeys{ position: absolute; top: 0; left: 0; right: 0; height: 60%; display: flex; }
    .piano-illus .bkey{ width: calc(148px / 7); position: relative; }
    .piano-illus .bkey span{
      position: absolute; right: -7px; top: 0; width: 14px; height: 100%;
      background: #1a1a22; border-radius: 0 0 3px 3px;
    }
    .piano-illus .bkey.skip span{ display: none; }
    .product-body{ padding: 24px; }
    .product-body h3{ font-size: 1.05rem; font-weight: 700; margin-bottom: 8px; }
    .product-body p{ color: var(--text-dim); font-size: 0.9rem; margin-bottom: 16px; }
    .tag-row{ display: flex; gap: 8px; flex-wrap: wrap; }
    .pill{
      font-size: 0.76rem;
      padding: 5px 10px;
      border-radius: 999px;
      background: #ffffff0c;
      border: 1px solid var(--border);
      color: var(--text-dim);
    }
    .pill.installs{
      background: #35e2c222;
      border-color: #35e2c244;
      color: var(--accent-3);
      font-weight: 600;
    }
    .product-card{ display: block; transition: transform .25s ease, border-color .25s ease; }
    a.product-card:hover{ transform: translateY(-4px); border-color: #ffffff2a; }
    .products-more{
      text-align: center;
      margin-top: 40px;
    }

    /* Process */
    .steps{
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }
    .step{
      padding: 28px 22px;
      border-radius: var(--radius);
      border: 1px solid var(--border);
      background: #ffffff05;
      position: relative;
    }
    .step .n{
      font-size: 0.8rem;
      font-weight: 700;
      color: var(--accent-3);
      margin-bottom: 14px;
    }
    .step h4{ font-size: 1.02rem; font-weight: 700; margin-bottom: 8px; }
    .step p{ color: var(--text-dim); font-size: 0.88rem; }

    /* CTA */
    .cta{
      margin: 0 24px 110px;
      max-width: 1112px;
      margin-inline: auto;
      border-radius: 28px;
      padding: 70px 40px;
      text-align: center;
      background: linear-gradient(135deg, #191233, #0c1a24 60%, #0a1f1c);
      border: 1px solid var(--border);
      position: relative;
      overflow: hidden;
    }
    .cta::after{
      content: "";
      position: absolute; inset: 0;
      background: radial-gradient(500px circle at 80% 0%, #7c6cff33, transparent 60%);
    }
    .cta h2{
      font-size: clamp(1.7rem, 4vw, 2.4rem);
      font-weight: 800;
      margin-bottom: 16px;
      position: relative;
    }
    .cta p{
      color: var(--text-dim);
      max-width: 480px;
      margin: 0 auto 32px;
      position: relative;
    }
    .cta .hero-actions{ margin-bottom: 0; position: relative; }

    /* Footer */
    footer{
      border-top: 1px solid var(--border);
      padding: 64px 0 32px;
    }
    .footer-top{
      display: grid;
      grid-template-columns: 1.4fr 1fr 1fr;
      gap: 40px;
      margin-bottom: 48px;
    }
    .footer-top p{ color: var(--text-dim); font-size: 0.92rem; margin-top: 14px; max-width: 320px; }
    .footer-col h5{
      font-size: 0.82rem;
      text-transform: uppercase;
      letter-spacing: 0.06em;
      color: var(--text-dim);
      margin-bottom: 18px;
    }
    .footer-col ul{ list-style: none; display: flex; flex-direction: column; gap: 12px; }
    .footer-col a{ color: var(--text-dim); font-size: 0.92rem; transition: color .2s ease; }
    .footer-col a:hover{ color: var(--text); }
    .socials{ display: flex; gap: 12px; margin-top: 20px; }
    .socials a{
      width: 38px; height: 38px;
      border-radius: 10px;
      border: 1px solid var(--border);
      display: flex; align-items: center; justify-content: center;
      font-size: 0.85rem;
      color: var(--text-dim);
    }
    .socials a:hover{ color: var(--text); border-color: #ffffff40; }
    .footer-bottom{
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding-top: 28px;
      border-top: 1px solid var(--border);
      color: var(--text-dim);
      font-size: 0.85rem;
      flex-wrap: wrap;
      gap: 12px;
    }

    @media (max-width: 900px){
      .nav-links, .nav-cta{ display: none; }
      .stats{ grid-template-columns: repeat(2, 1fr); }
      .grid, .products{ grid-template-columns: repeat(2, 1fr); }
      .steps{ grid-template-columns: repeat(2, 1fr); }
      .footer-top{ grid-template-columns: 1fr; }
      .phone.side{ display: none; }
    }
    @media (max-width: 560px){
      .grid, .products, .steps{ grid-template-columns: 1fr; }
      .stats{ grid-template-columns: repeat(2, 1fr); }
      .cta{ padding: 48px 24px; }
    }

    /* Inner page hero (privacy / eula / contact) */
    .page-hero{
      position: relative;
      z-index: 1;
      padding: 90px 0 50px;
      text-align: center;
    }
    .page-hero h1{
      font-size: clamp(2rem, 5vw, 3rem);
      font-weight: 800;
      letter-spacing: -0.03em;
      margin-bottom: 14px;
    }
    .page-hero p{
      color: var(--text-dim);
      max-width: 520px;
      margin: 0 auto;
    }

    /* Legal content (privacy / eula) */
    .legal{ padding: 0 0 110px; }
    .legal-card{
      max-width: 820px;
      margin: 0 auto;
      padding: 48px;
      border-radius: var(--radius);
      border: 1px solid var(--border);
      background: linear-gradient(160deg, #ffffff0a, #ffffff02);
    }
    .legal-card h2{
      font-size: 1.15rem;
      font-weight: 700;
      margin: 32px 0 12px;
      letter-spacing: -0.01em;
    }
    .legal-card h2:first-child{ margin-top: 0; }
    .legal-card p{
      color: var(--text-dim);
      font-size: 0.96rem;
      margin-bottom: 14px;
    }
    .legal-card ul{
      color: var(--text-dim);
      font-size: 0.96rem;
      margin: 0 0 14px 20px;
    }
    .legal-card li{ margin-bottom: 6px; }
    .legal-card a{
      color: var(--accent-3);
      text-decoration: underline;
      text-decoration-color: #35e2c255;
    }
    .legal-card a:hover{ text-decoration-color: var(--accent-3); }
    .legal-updated{
      display: block;
      text-align: center;
      color: var(--text-dim);
      font-size: 0.85rem;
      margin-bottom: 32px;
    }

    /* Contact page */
    .contact{ padding: 0 0 110px; }
    .contact-grid{
      display: grid;
      grid-template-columns: 0.9fr 1.1fr;
      gap: 24px;
      max-width: 980px;
      margin: 0 auto;
      align-items: start;
    }
    .info-card{
      padding: 36px 32px;
      border-radius: var(--radius);
      border: 1px solid var(--border);
      background: linear-gradient(160deg, #ffffff0a, #ffffff02);
    }
    .info-card h3{ font-size: 1.05rem; font-weight: 700; margin-bottom: 20px; }
    .info-row{
      display: flex;
      align-items: flex-start;
      gap: 14px;
      margin-bottom: 20px;
    }
    .info-row .icon{ margin-bottom: 0; flex-shrink: 0; }
    .info-row .info-text{ font-size: 0.92rem; }
    .info-row .info-label{ color: var(--text-dim); font-size: 0.8rem; margin-bottom: 2px; }
    .form-card{
      padding: 36px 32px;
      border-radius: var(--radius);
      border: 1px solid var(--border);
      background: linear-gradient(160deg, #ffffff0a, #ffffff02);
    }
    .form-row{ margin-bottom: 18px; }
    .form-row label{
      display: block;
      font-size: 0.85rem;
      color: var(--text-dim);
      margin-bottom: 8px;
    }
    .form-row input,
    .form-row textarea{
      width: 100%;
      padding: 13px 16px;
      border-radius: 12px;
      border: 1px solid var(--border);
      background: #ffffff08;
      color: var(--text);
      font-family: inherit;
      font-size: 0.95rem;
      resize: vertical;
    }
    .form-row input:focus,
    .form-row textarea:focus{
      outline: none;
      border-color: var(--accent-1);
      background: #ffffff0d;
    }
    .form-row input::placeholder,
    .form-row textarea::placeholder{ color: #6b7285; }
    .btn-submit{
      border: none;
      cursor: pointer;
      width: 100%;
      justify-content: center;
    }

    @media (max-width: 760px){
      .contact-grid{ grid-template-columns: 1fr; }
      .legal-card{ padding: 32px 24px; }
    }