@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap');

:root {
      color-scheme: dark;
      --bg-0: #0d0b1a;
      --bg-1: #131127;
      --ink: #f2f1f8;
      --ink-soft: #bebccc;
      --line: rgba(243, 242, 250, 0.2);
      --card: rgba(33, 31, 55, 0.8);
      --card-strong: rgba(33, 31, 55, 0.94);
      --cta-a: #3e3a63;
      --cta-b: #211F37;
      --accent-blue: #7ecbff;
      --accent-lilac: #9b8dff;
    }

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

    body {
      font-family: "Plus Jakarta Sans", "Avenir Next", "Segoe UI", sans-serif;
      min-height: 100vh;
      color: var(--ink);
      background:
        radial-gradient(700px 360px at 85% 8%, rgba(74, 67, 112, 0.12), transparent 70%),
        radial-gradient(560px 320px at 12% 14%, rgba(83, 166, 232, 0.08), transparent 72%),
        radial-gradient(600px 360px at 8% 78%, rgba(46, 42, 74, 0.16), transparent 68%),
        linear-gradient(160deg, var(--bg-0) 0%, var(--bg-1) 100%);
      padding: 28px 18px 34px;
      display: flex;
      flex-direction: column;
      align-items: center;
      overflow-x: hidden;
    }

    body::before {
      content: "";
      position: fixed;
      inset: 0;
      pointer-events: none;
      background-image: linear-gradient(rgba(128, 122, 167, 0.06) 1px, transparent 1px),
        linear-gradient(90deg, rgba(128, 122, 167, 0.06) 1px, transparent 1px);
      background-size: 44px 44px;
      mask-image: radial-gradient(circle at center, black 42%, transparent 90%);
      opacity: 0.14;
      z-index: -1;
    }

    .shell {
      width: min(1100px, 100%);
      border: 1px solid var(--line);
      border-radius: 30px;
      background: linear-gradient(160deg, rgba(23, 20, 41, 0.94), rgba(16, 14, 30, 0.84));
      backdrop-filter: blur(7px);
      box-shadow: 0 34px 80px rgba(0, 0, 0, 0.45);
      padding: 26px 26px 32px;
      animation: reveal 0.45s ease-out;
    }

    .topbar {
      display: flex;
      align-items: center;
      justify-content: space-between;
      border-bottom: 1px solid var(--line);
      padding-bottom: 18px;
      margin-bottom: 30px;
    }

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

    .logo img {
      width: 44px;
      height: 44px;
      border-radius: 12px;
      border: 1px solid rgba(162, 201, 255, 0.35);
      box-shadow: 0 0 0 6px rgba(105, 100, 144, 0.26);
      background: #fff;
    }

    .logo h1 {
      font-size: 1.55rem;
      line-height: 1;
      letter-spacing: -0.03em;
      font-weight: 800;
    }

    .top-links {
      display: flex;
      align-items: center;
      gap: 14px;
    }

    .top-links a {
      color: var(--ink-soft);
      text-decoration: none;
      font-size: 0.88rem;
      font-weight: 600;
      padding: 8px 12px;
      border-radius: 999px;
      border: 1px solid transparent;
      transition: all 0.2s ease;
    }

    .top-links a:hover {
      color: var(--ink);
      border-color: var(--line);
      background: rgba(83, 78, 118, 0.18);
    }

    .hero {
      display: grid;
      grid-template-columns: 1.05fr 0.95fr;
      gap: 28px;
      align-items: start;
    }

    .hero-copy {
      padding: 10px 4px 0 4px;
    }

    .hero-copy h2 {
      font-size: clamp(2rem, 5.2vw, 4rem);
      line-height: 1.02;
      letter-spacing: -0.045em;
      font-weight: 800;
      margin-bottom: 18px;
      text-wrap: balance;
    }

    .hero-copy h2 .accent {
      background: linear-gradient(135deg, var(--accent-blue), var(--accent-lilac));
      -webkit-background-clip: text;
      background-clip: text;
      color: transparent;
    }

    .hero-copy p {
      color: var(--ink-soft);
      font-size: 1.06rem;
      line-height: 1.72;
      max-width: 60ch;
    }

    .feature-panel {
      margin-top: 24px;
      padding: 18px 20px;
      border: 1px solid var(--line);
      border-radius: 16px;
      background: rgba(34, 31, 56, 0.5);
    }

    .feature-panel h3 {
      font-size: 0.85rem;
      letter-spacing: 0.13em;
      text-transform: uppercase;
      color: #a9a6be;
      margin-bottom: 12px;
    }

    .features {
      list-style: none;
      display: grid;
      gap: 10px;
    }

    .features li {
      font-size: 0.95rem;
      color: #dbd9e8;
      line-height: 1.6;
      padding-left: 17px;
      position: relative;
    }

    .features li::before {
      content: "";
      position: absolute;
      left: 0;
      top: 0.72em;
      width: 7px;
      height: 7px;
      border-radius: 99px;
      background: var(--accent-blue);
      box-shadow: 0 0 10px rgba(126, 203, 255, 0.42), 0 0 16px rgba(155, 141, 255, 0.24);
    }

    .download-column {
      display: grid;
      gap: 14px;
      align-content: start;
      width: 100%;
      max-width: 470px;
      justify-self: end;
    }

    .store-qr {
      border-radius: 10px;
      border: 1px solid var(--line);
      background: var(--card);
      min-height: 210px;
      padding: 20px 18px;
      text-decoration: none;
      color: inherit;
      display: grid;
      grid-template-columns: minmax(0, 1fr) 132px;
      align-items: center;
      gap: 14px;
      transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
    }

    .store-qr:hover {
      transform: translateY(-3px);
      border-color: rgba(232, 229, 248, 0.45);
      box-shadow: 0 12px 26px rgba(0, 0, 0, 0.25);
    }

    .store-btn {
      background: transparent;
      box-shadow: none;
      display: flex;
      flex-direction: column;
      gap: 3px;
    }

    .store-btn span {
      font-size: 0.73rem;
      color: var(--ink-soft);
      font-weight: 500;
    }

    .store-btn strong {
      font-size: 1.08rem;
      font-weight: 750;
      color: var(--ink);
      letter-spacing: -0.01em;
    }

    .store-qr--apple {
      background: linear-gradient(170deg, rgba(34, 31, 56, 0.94), rgba(20, 18, 34, 0.92));
      border-left: 2px solid rgba(155, 141, 255, 0.7);
    }

    .store-qr--google {
      background: linear-gradient(170deg, rgba(43, 39, 72, 0.94), rgba(28, 26, 49, 0.92));
      border-left: 2px solid rgba(126, 203, 255, 0.7);
    }

    .qr {
      display: flex;
      align-items: center;
      justify-content: center;
      justify-self: center;
    }

    .qr img {
      width: 124px;
      height: 124px;
      border-radius: 8px;
      padding: 8px;
      background: #fff;
      box-shadow: 0 12px 26px rgba(0, 0, 0, 0.32);
    }

    .free-download {
      color: #b8b5c8;
      font-size: 0.81rem;
      font-weight: 600;
      text-align: center;
      letter-spacing: 0.06em;
      text-transform: uppercase;
      margin-top: 2px;
    }

    footer {
      width: min(1100px, 100%);
      margin-top: 18px;
      padding: 12px 10px;
      display: flex;
      justify-content: center;
      align-items: center;
      gap: 16px;
      color: #b8b5c8;
      font-size: 0.84rem;
      text-align: center;
    }

    footer a {
      color: #d7d4ea;
      text-decoration: none;
      border-bottom: 1px solid rgba(215, 212, 234, 0.35);
    }

    footer a:hover {
      border-bottom-color: rgba(215, 212, 234, 0.8);
    }

    @media (max-width: 980px) {
      .shell {
        padding: 20px;
      }

      .hero {
        grid-template-columns: 1fr;
        gap: 22px;
      }

      .hero-copy {
        padding-top: 2px;
      }
    }

    @media (max-width: 768px) {
      body {
        padding: 16px 12px 20px;
      }

      .shell {
        border-radius: 22px;
        padding: 16px;
      }

      .topbar {
        margin-bottom: 20px;
      }

      .top-links {
        display: none;
      }

      .logo img {
        width: 38px;
        height: 38px;
        border-radius: 10px;
      }

      .logo h1 {
        font-size: 1.32rem;
      }

      .hero-copy h2 {
        font-size: clamp(1.8rem, 9vw, 2.5rem);
        margin-bottom: 14px;
      }

      .hero-copy p {
        font-size: 0.96rem;
        line-height: 1.62;
      }

      .download-column {
        gap: 10px;
        max-width: none;
        justify-self: stretch;
      }

      .store-qr {
        grid-template-columns: 1fr;
        border-radius: 14px;
        min-height: 0;
        padding: 14px;
      }

      .store-btn {
        text-align: center;
      }

      .qr {
        display: none;
      }

      .feature-panel {
        margin-top: 18px;
        padding: 14px;
      }

      .features li {
        font-size: 0.9rem;
      }

      footer {
        margin-top: 12px;
        justify-content: center;
        text-align: center;
      }
    }

    @media (prefers-reduced-motion: reduce) {
      .shell,
      .store-qr,
      .top-links a {
        animation: none;
        transition: none;
      }
    }

    @keyframes reveal {
      from {
        opacity: 0;
        transform: translateY(10px);
      }
      to {
        opacity: 1;
        transform: translateY(0);
      }