:root {
      --space-2: 8px;
      --space-3: 12px;
      --space-4: 16px;
      --space-6: 24px;
      --space-8: 32px;
      --space-12: 48px;
      --space-16: 64px;
      --section-space: var(--space-16);
      --teal: #45B8AC;
      --teal-dark: #1c766d;
      --teal-darker: #134f48;
      --teal-soft: #e8f8f6;
      --cream: #fdf8f2;
      --ink: #15201f;
      --muted: #65706f;
      --white: #ffffff;
      --line: #e7eceb;
      --shadow: 0 18px 50px rgba(21, 32, 31, 0.12);
      --radius: 24px;
    }

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

    html {
      scroll-behavior: smooth;
    }

    @media (prefers-reduced-motion: reduce) {
      html { scroll-behavior: auto; }
      * { transition: none !important; }
    }

    a:focus-visible, .button:focus-visible, summary:focus-visible {
      outline: 2px solid var(--teal-dark);
      outline-offset: 3px;
      border-radius: 6px;
    }

    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
      background: var(--cream);
      color: var(--ink);
      line-height: 1.6;
    }

    a {
      color: inherit;
      text-decoration: none;
    }

    img {
      max-width: 100%;
      display: block;
    }

    .wrap {
      width: min(1120px, calc(100% - 40px));
      margin: 0 auto;
    }

    .nav {
      position: sticky;
      top: 0;
      z-index: 50;
      background: rgba(253, 248, 242, 0.88);
      backdrop-filter: blur(14px);
      border-bottom: 1px solid rgba(231, 236, 235, 0.8);
    }

    .nav-inner {
      min-height: 68px;
      padding-block: 10px;
      gap: var(--space-6);
      display: flex;
      align-items: center;
      justify-content: space-between;
    }

    .brand {
      display: flex;
      align-items: center;
      gap: 12px;
      font-weight: 800;
      letter-spacing: -0.02em;
    }

    .brand-mark {
      width: 38px;
      height: 38px;
      border-radius: 11px;
      object-fit: cover;
      box-shadow: 0 8px 20px rgba(69, 184, 172, 0.3);
    }

    .nav-links {
      display: flex;
      align-items: center;
      gap: 22px;
      font-size: 14px;
      font-weight: 650;
      color: var(--muted);
    }

    .nav-links a:hover {
      color: var(--teal-dark);
    }

    .hero {
      padding: var(--space-16) 0 var(--space-8);
    }

    .hero-grid {
      display: grid;
      grid-template-columns: 1.05fr 0.95fr;
      align-items: center;
      gap: var(--space-8);
    }

    .hero-grid > * { min-width: 0; }

    .badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 8px 14px;
      border-radius: 999px;
      background: var(--teal-soft);
      color: var(--teal-dark);
      font-size: 13px;
      font-weight: 750;
      margin-bottom: 22px;
    }

    h1 {
      font-size: clamp(42px, 7vw, 76px);
      line-height: 0.98;
      letter-spacing: -0.06em;
      max-width: 760px;
    }

    h1 span {
      color: var(--teal-dark);
    }

    .lead {
      font-size: clamp(17px, 2vw, 21px);
      color: var(--muted);
      margin-top: 24px;
      max-width: 620px;
    }

    .actions {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 14px;
      margin-top: 32px;
    }

    .button {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 52px;
      padding: 0 24px;
      border-radius: 999px;
      font-size: 15px;
      font-weight: 800;
      transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
    }

    .button:hover {
      transform: translateY(-2px);
    }

    .button[aria-disabled="true"] {
      opacity: 0.55;
      pointer-events: none;
      box-shadow: none;
    }

    .button-primary {
      color: white;
      background: var(--teal-dark);
      box-shadow: 0 12px 28px rgba(69, 184, 172, 0.35);
    }

    .button-primary:hover {
      background: var(--teal-darker);
    }

    .button-secondary {
      color: var(--teal-dark);
      background: white;
      border: 1px solid var(--line);
    }

    .privacy-line {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 24px;
      color: var(--muted);
      font-size: 14px;
      font-weight: 650;
    }

    .privacy-line span {
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }

    .phone-card {
      position: relative;
      background: var(--white);
      border: 1px solid var(--line);
      border-radius: 36px;
      padding: 22px;
      box-shadow: var(--shadow);
      width: min(440px, 100%);
      margin-inline-start: auto;
    }

    .phone-screen {
      border-radius: 28px;
      background: linear-gradient(180deg, #ffffff, #f4fbfa);
      padding: 22px;
      border: 1px solid var(--line);
    }

    .screen-header {
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: var(--space-2);
      margin-bottom: var(--space-4);
    }

    .baby-pill {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 8px 12px;
      border-radius: 999px;
      background: var(--teal-soft);
      color: var(--teal-dark);
      font-weight: 800;
      font-size: 13px;
    }

    .mini-date {
      color: var(--muted);
      font-size: 13px;
      font-weight: 700;
    }

    .stat-grid {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: var(--space-3);
    }

    .stat {
      border-radius: 20px;
      background: white;
      border: 1px solid var(--line);
      padding: 16px;
    }

    .stat-icon {
      font-size: 24px;
      margin-bottom: 8px;
    }

    .stat-value {
      font-size: 22px;
      font-weight: 900;
      letter-spacing: -0.04em;
    }

    .stat-label {
      font-size: 13px;
      color: var(--muted);
      font-weight: 650;
    }

    .timeline {
      margin-top: 16px;
      border-radius: 22px;
      background: var(--ink);
      color: white;
      padding: 18px;
    }

    .timeline h3 {
      font-size: 15px;
      margin-bottom: 12px;
    }

    .timeline-row {
      display: flex;
      justify-content: space-between;
      border-top: 1px solid rgba(255,255,255,0.12);
      padding: 11px 0;
      font-size: 13px;
      color: rgba(255,255,255,0.78);
    }

    .timeline-row strong {
      color: white;
    }

    .section {
      padding: var(--section-space) 0;
    }

    .section + .section { padding-top: 0; }

    .section-head {
      text-align: center;
      max-width: 700px;
      margin: 0 auto 36px;
    }

    .section-head h2 {
      font-size: clamp(30px, 4vw, 46px);
      line-height: 1.05;
      letter-spacing: -0.045em;
    }

    .section-head p {
      color: var(--muted);
      font-size: 17px;
      margin-top: 12px;
    }

    .feature-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 18px;
    }

    .feature {
      background: white;
      border: 1px solid var(--line);
      border-radius: var(--radius);
      padding: 24px;
      min-height: 210px;
    }

    .feature-icon {
      width: 46px;
      height: 46px;
      border-radius: 16px;
      display: grid;
      place-items: center;
      background: var(--teal-soft);
      font-size: 23px;
      margin-bottom: 18px;
    }

    .feature h3 {
      font-size: 18px;
      margin-bottom: 8px;
      letter-spacing: -0.02em;
    }

    .feature p {
      color: var(--muted);
      font-size: 15px;
    }

    .privacy-panel {
      background: var(--ink);
      color: white;
      border-radius: 34px;
      padding: clamp(32px, 5vw, 56px);
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 34px;
      align-items: center;
      overflow: hidden;
      position: relative;
    }

    .privacy-panel::after {
      content: "";
      position: absolute;
      inset-inline-end: -130px;
      top: -130px;
      width: 320px;
      height: 320px;
      border-radius: 50%;
      background: rgba(69, 184, 172, 0.24);
    }

    .privacy-panel h2 {
      font-size: clamp(30px, 4vw, 48px);
      line-height: 1.05;
      letter-spacing: -0.045em;
      position: relative;
      z-index: 1;
    }

    .privacy-panel p {
      color: rgba(255,255,255,0.76);
      margin-top: 14px;
      font-size: 17px;
      position: relative;
      z-index: 1;
    }

    .privacy-list {
      display: grid;
      gap: 12px;
      position: relative;
      z-index: 1;
    }

    .privacy-item {
      display: flex;
      align-items: center;
      gap: 12px;
      background: rgba(255,255,255,0.08);
      border: 1px solid rgba(255,255,255,0.10);
      border-radius: 18px;
      padding: 14px 16px;
      font-weight: 750;
    }

    .cta {
      text-align: center;
      background: white;
      border: 1px solid var(--line);
      border-radius: 34px;
      padding: clamp(34px, 6vw, 64px);
      box-shadow: 0 14px 40px rgba(21,32,31,0.08);
    }

    .cta h2 {
      font-size: clamp(32px, 5vw, 54px);
      line-height: 1.05;
      letter-spacing: -0.05em;
    }

    .cta p {
      max-width: 580px;
      margin: 14px auto 28px;
      color: var(--muted);
      font-size: 17px;
    }

    footer {
      padding: 34px 0;
      color: var(--muted);
      font-size: 14px;
    }

    .footer-inner {
      display: flex;
      flex-wrap: wrap;
      justify-content: space-between;
      gap: 16px;
      border-top: 1px solid var(--line);
      padding-top: 24px;
    }

    .footer-links {
      display: flex;
      flex-wrap: wrap;
      gap: 18px;
    }

    .footer-links a:hover {
      color: var(--teal-dark);
    }

    @media (max-width: 900px) {
      .nav-links { flex-wrap: wrap; gap: var(--space-3) var(--space-4); }
      .hero-grid,
      .privacy-panel {
        grid-template-columns: 1fr;
      }

      .phone-card {
        margin: 0 auto;
      }

      .feature-grid {
        grid-template-columns: repeat(2, 1fr);
      }
    }

    @media (max-width: 640px) {
      :root { --section-space: var(--space-12); }
      .wrap {
        width: min(100% - 28px, 1120px);
      }

      .nav-inner {
        position: relative;
        height: auto;
        padding: 14px 0;
        align-items: flex-start;
        gap: 14px;
        flex-direction: column;
      }

      .nav-links {
        gap: 16px;
        flex-wrap: wrap;
      }

      .hero {
        padding-top: var(--space-8);
      }

      .actions {
        align-items: stretch;
        flex-direction: column;
      }

      .button {
        width: 100%;
      }

      .feature-grid { grid-template-columns: minmax(0, 1fr); }
      .feature { min-height: 0; padding: var(--space-6); }
      .hero-grid { gap: var(--space-6); }
      .phone-card { padding: var(--space-3); border-radius: 28px; }
      .phone-screen { padding: var(--space-4); border-radius: 20px; }
      .stat { padding: var(--space-3); border-radius: 16px; overflow-wrap: anywhere; }
      .stat-icon { margin-bottom: var(--space-2); }
      .timeline { padding: var(--space-4); }
      .timeline-row { gap: var(--space-2); }
      .privacy-panel, .cta { padding: var(--space-6); border-radius: 24px; }

    }