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

      body {
        font-family:
          -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
        color: #1a1a2e;
        background: #fff;
      }

      /* ─── NAV ─────────────────────────────────────────── */
      nav {
        display: flex;
        align-items: center;
        padding: 20px 60px;
      }

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

      .logo-img {
        width: 52px;
        height: 52px;
        object-fit: contain;
        border-radius: 10px;
      }

      .logo-text {
        font-size: 20px;
        font-weight: 700;
        color: #1a1a2e;
      }

      /* ─── HERO ────────────────────────────────────────── */
      .hero {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 60px 60px 80px;
        max-width: 1200px;
        margin: 0 auto;
        gap: 40px;
      }

      .hero-left {
        flex: 1;
        max-width: 520px;
      }

      .hero-badge {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        background: #fff0f6;
        color: #e91e8c;
        font-size: 12px;
        font-weight: 600;
        padding: 6px 14px;
        border-radius: 20px;
        margin-bottom: 24px;
      }

      .hero-badge svg {
        width: 14px;
        height: 14px;
        fill: #e91e8c;
      }

      .hero-title {
        font-size: 40px;
        font-weight: 800;
        line-height: 1.15;
        color: #1a1a2e;
        margin-bottom: 20px;
        white-space: nowrap;
      }

      .hero-title .highlight {
        color: #e91e8c;
      }

      .hero-desc {
        font-size: 16px;
        color: #666;
        line-height: 1.7;
        margin-bottom: 16px;
      }

      .hero-sub {
        font-size: 14px;
        color: #888;
        line-height: 1.7;
      }

      /* ─── QR CARD ─────────────────────────────────────── */
      .hero-right {
        flex-shrink: 0;
      }

      /* Phone-frame-like card with corner brackets */
      .qr-card-wrapper {
        position: relative;
        display: inline-block;
      }

      .qr-card {
        background: #fff;
        border-radius: 20px;
        padding: 28px;
        width: 280px;
        box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
        text-align: center;
      }

      /* Corner bracket decorations */
      .corner {
        position: absolute;
        width: 22px;
        height: 22px;
        border-color: #4a9eff;
        border-style: solid;
        padding: 15px;
      }
      .corner-tl {
        top: -10px;
        left: -10px;
        border-width: 3px 0 0 3px;
        border-radius: 10px 0 0 0;
      }
      .corner-tr {
        top: -10px;
        right: -10px;
        border-width: 3px 3px 0 0;
        border-radius: 0 10px 0 0;
      }
      .corner-bl {
        bottom: -10px;
        left: -10px;
        border-width: 0 0 3px 3px;
        border-radius: 0 0 0 10px;
      }
      .corner-br {
        bottom: -10px;
        right: -10px;
        border-width: 0 3px 3px 0;
        border-radius: 0 0 10px 0;
      }

      .qr-code {
        width: 180px;
        height: 180px;
        margin: 0 auto 16px;
        border-radius: 16px;
        overflow: hidden;
        background: #fff;
      }

      .qr-code img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        border-radius: 16px;
        display: block;
      }

      .qr-label {
        font-size: 12px;
        color: #666;
        line-height: 1.5;
      }

      .qr-label strong {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 5px;
        color: #1a1a2e;
        font-size: 13px;
        margin-bottom: 4px;
      }

      .qr-label strong svg {
        width: 13px;
        height: 13px;
        fill: #888;
      }

      .qr-label a {
        color: #e91e8c;
        text-decoration: none;
      }

      /* ─── FEATURES ────────────────────────────────────── */
      .features {
        background: #fafafa;
        padding: 80px 60px;
        text-align: center;
      }

      .features-inner {
        max-width: 1100px;
        margin: 0 auto;
      }

      .section-title {
        font-size: 34px;
        font-weight: 800;
        color: #1a1a2e;
        margin-bottom: 12px;
      }

      .section-sub {
        font-size: 15px;
        color: #888;
        max-width: 480px;
        margin: 0 auto 60px;
        line-height: 1.7;
      }

      .features-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 32px;
      }

      .feature-card {
        background: #fff;
        border-radius: 16px;
        padding: 32px 28px;
        text-align: left;
        box-shadow: 0 2px 12px rgba(0, 0, 0, 0.05);
      }

      .feature-icon {
        width: 48px;
        height: 48px;
        border-radius: 12px;
        display: flex;
        align-items: center;
        justify-content: center;
        margin-bottom: 20px;
      }

      .feature-icon.pink {
        background: #fff0f6;
      }
      .feature-icon.blue {
        background: #f0f4ff;
      }
      .feature-icon.purple {
        background: #f5f0ff;
      }

      .feature-icon svg {
        width: 24px;
        height: 24px;
      }

      .feature-title {
        font-size: 17px;
        font-weight: 700;
        color: #1a1a2e;
        margin-bottom: 10px;
      }

      .feature-desc {
        font-size: 14px;
        color: #888;
        line-height: 1.7;
      }

      /* ─── CTA ─────────────────────────────────────────── */
      .cta {
        padding: 60px;
      }

      .cta-inner {
        max-width: 1100px;
        margin: 0 auto;
        background: linear-gradient(135deg, #f857a6 0%, #ff5858 100%);
        border-radius: 24px;
        padding: 64px 48px;
        text-align: center;
      }

      .cta-title {
        font-size: 34px;
        font-weight: 800;
        color: #fff;
        margin-bottom: 12px;
      }

      .cta-sub {
        font-size: 15px;
        color: rgba(255, 255, 255, 0.85);
        margin-bottom: 36px;
      }

      .btn-cta {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        background: #fff;
        color: #e91e8c;
        font-size: 15px;
        font-weight: 700;
        padding: 14px 32px;
        border-radius: 50px;
        text-decoration: none;
        transition:
          transform 0.15s,
          box-shadow 0.15s;
      }

      .btn-cta:hover {
        transform: translateY(-2px);
        box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
      }

      .btn-cta svg {
        width: 16px;
        height: 16px;
        fill: #e91e8c;
      }

      /* ─── FOOTER ──────────────────────────────────────── */
      footer {
        text-align: center;
        padding: 24px;
        font-size: 13px;
        color: #aaa;
      }

      /* ─── RESPONSIVE ──────────────────────────────────── */
      @media (max-width: 992px) {
        .hero {
          flex-direction: column;
          text-align: center;
          padding: 40px 30px 60px;
        }
        .hero-title {
          white-space: normal;
          font-size: 36px;
        }
        .hero-left {
          max-width: 600px;
          margin: 0 auto;
        }
        .features-grid {
          grid-template-columns: repeat(2, 1fr);
        }
        nav {
          padding: 20px 30px;
        }
        .features {
          padding: 60px 30px;
        }
        .cta {
          padding: 40px 30px;
        }
      }

      @media (max-width: 768px) {
        .features-grid {
          grid-template-columns: 1fr;
        }
        .hero-title {
          font-size: 32px;
        }
        .section-title,
        .cta-title {
          font-size: 28px;
        }
        .cta-inner {
          padding: 40px 24px;
        }
        .feature-card {
          text-align: center;
        }
        .feature-icon {
          margin: 0 auto 20px;
        }
      }

      @media (max-width: 480px) {
        nav {
          padding: 16px 20px;
          justify-content: center;
        }
        .hero {
          padding: 30px 20px 50px;
        }
        .features {
          padding: 50px 20px;
        }
        .cta {
          padding: 30px 20px;
        }
        .hero-title {
          font-size: 28px;
        }
      }