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

  :root {
    --teal: #1E6B5C;
    --teal-light: #E8F5F1;
    --teal-mid: #2A8A75;
    --teal-dark: #145647;
    --success: #2E7D32;
    --warning: #F57C00;
    --danger: #C62828;
    --text: #1A1A1A;
    --text-mid: #4A4A4A;
    --text-muted: #7A7A7A;
    --bg: #FAFAFA;
    --surface: #FFFFFF;
    --border: #E0EBE8;
    --radius: 20px;
    --radius-sm: 12px;
  }

  html { scroll-behavior: smooth; }

  body {
    font-family: 'DM Sans', sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    font-size: 16px;
  }

  /* NAV */
  nav {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(250,250,250,0.92);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    padding: 0 2rem;
  }
  .nav-inner {
    max-width: 1100px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 88px;
  }
  .nav-logo { height: 250px; }
  .nav-links { display: flex; gap: 2rem; align-items: center; }
  .nav-links a {
    text-decoration: none;
    color: var(--text-mid);
    font-size: 15px;
    font-weight: 500;
    transition: color 0.2s;
  }
  .nav-links a:hover { color: var(--teal); }
  .btn-nav {
    background: var(--teal);
    color: white;
    border: none;
    border-radius: var(--radius-sm);
    padding: 10px 22px;
    font-family: 'DM Sans', sans-serif;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: background 0.2s, transform 0.1s;
  }
  .btn-nav:hover { background: var(--teal-dark); }
  .btn-nav:active { transform: scale(0.98); }

  /* HERO */
  .hero {
    background: linear-gradient(135deg, var(--teal-dark) 0%, var(--teal) 50%, var(--teal-mid) 100%);
    color: white;
    padding: 100px 2rem 80px;
    text-align: center;
    position: relative;
    overflow: hidden;
  }
  .hero::before {
    content: '';
    position: absolute;
    top: -80px; right: -80px;
    width: 400px; height: 400px;
    border-radius: 50%;
    background: rgba(255,255,255,0.04);
  }
  .hero::after {
    content: '';
    position: absolute;
    bottom: -60px; left: -60px;
    width: 300px; height: 300px;
    border-radius: 50%;
    background: rgba(255,255,255,0.04);
  }
  .hero-inner { max-width: 800px; margin: 0 auto; position: relative; z-index: 1; }
  .hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255,255,255,0.15);
    border: 1px solid rgba(255,255,255,0.25);
    border-radius: 100px;
    padding: 8px 18px;
    font-size: 13px;
    font-weight: 500;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    margin-bottom: 28px;
  }
  .hero-badge-dot {
    width: 8px; height: 8px;
    border-radius: 50%;
    background: #7EFFD4;
    display: inline-block;
  }
  .hero h1 {
    font-family: 'DM Serif Display', serif;
    font-size: clamp(40px, 7vw, 72px);
    line-height: 1.1;
    letter-spacing: -0.02em;
    margin-bottom: 24px;
  }
  .hero h1 em {
    font-style: italic;
    color: rgba(255,255,255,0.75);
  }
  .hero p {
    font-size: clamp(17px, 2.5vw, 20px);
    color: rgba(255,255,255,0.85);
    max-width: 580px;
    margin: 0 auto 40px;
    font-weight: 300;
    line-height: 1.65;
  }
  .hero-cta { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
  .btn-primary {
    background: white;
    color: var(--teal-dark);
    border: none;
    border-radius: var(--radius-sm);
    padding: 16px 32px;
    font-family: 'DM Sans', sans-serif;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    transition: transform 0.1s, box-shadow 0.2s;
  }
  .btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,0.2); }
  .btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid rgba(255,255,255,0.5);
    border-radius: var(--radius-sm);
    padding: 14px 32px;
    font-family: 'DM Sans', sans-serif;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    text-decoration: none;
    transition: border-color 0.2s, background 0.2s;
  }
  .btn-secondary:hover { border-color: white; background: rgba(255,255,255,0.08); }

  /* TRUST BAR */
  .trust-bar {
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    padding: 20px 2rem;
  }
  .trust-bar-inner {
    max-width: 1100px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
  }
  .trust-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    color: var(--text-mid);
    font-weight: 500;
  }
  .trust-icon {
    width: 32px; height: 32px;
    border-radius: 8px;
    background: var(--teal-light);
    display: flex;
    align-items: center;
    justify-content: center;
  }

  /* SECTIONS */
  section { padding: 80px 2rem; }
  .section-inner { max-width: 1100px; margin: 0 auto; }
  .section-tag {
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--teal);
    margin-bottom: 12px;
  }
  h2 {
    font-family: 'DM Serif Display', serif;
    font-size: clamp(30px, 4vw, 48px);
    line-height: 1.15;
    color: var(--text);
    margin-bottom: 16px;
  }
  .section-sub {
    font-size: 18px;
    color: var(--text-muted);
    max-width: 560px;
    font-weight: 300;
    line-height: 1.65;
  }

  /* FEATURES GRID */
  .features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
    margin-top: 56px;
  }
  .feature-card {
    background: var(--surface);
    border: 2px solid var(--border);
    border-radius: var(--radius);
    padding: 32px;
    transition: border-color 0.2s, transform 0.2s;
  }
  .feature-card:hover {
    border-color: var(--teal);
    transform: translateY(-3px);
  }
  .feature-icon {
    width: 52px; height: 52px;
    border-radius: 14px;
    background: var(--teal-light);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
  }
  .feature-icon svg { width: 26px; height: 26px; stroke: var(--teal); fill: none; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
  .feature-card h3 {
    font-size: 19px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 10px;
  }
  .feature-card p {
    font-size: 15px;
    color: var(--text-muted);
    line-height: 1.65;
  }

  /* HOW IT WORKS */
  .how-section { background: var(--teal-light); }
  .steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 32px; margin-top: 56px; }
  .step { text-align: center; }
  .step-num {
    width: 56px; height: 56px;
    border-radius: 50%;
    background: var(--teal);
    color: white;
    font-size: 22px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
  }
  .step h3 { font-size: 18px; font-weight: 600; margin-bottom: 10px; }
  .step p { font-size: 15px; color: var(--text-muted); line-height: 1.6; }

  /* PRIVACY SECTION */
  .privacy-section { background: var(--text); color: white; }
  .privacy-section h2 { color: white; }
  .privacy-section .section-sub { color: rgba(255,255,255,0.65); }
  .privacy-section .section-tag { color: #7EFFD4; }
  .privacy-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
    margin-top: 48px;
  }
  .privacy-card {
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: var(--radius);
    padding: 28px;
  }
  .privacy-card-icon {
    font-size: 28px;
    margin-bottom: 14px;
    display: block;
  }
  .privacy-card h3 { font-size: 17px; font-weight: 600; margin-bottom: 8px; color: white; }
  .privacy-card p { font-size: 14px; color: rgba(255,255,255,0.6); line-height: 1.6; }

  /* DATA SAFETY (Google Play requirement) */
  .data-safety-section { background: var(--surface); border-top: 1px solid var(--border); }
  .data-safety-table { margin-top: 40px; border: 2px solid var(--border); border-radius: var(--radius); overflow: hidden; }
  .ds-row {
    display: grid;
    grid-template-columns: 220px 1fr 120px;
    border-bottom: 1px solid var(--border);
    font-size: 14px;
  }
  .ds-row:last-child { border-bottom: none; }
  .ds-header { background: var(--teal-light); font-weight: 600; font-size: 13px; color: var(--teal-dark); text-transform: uppercase; letter-spacing: 0.05em; }
  .ds-cell { padding: 16px 20px; display: flex; align-items: center; }
  .ds-cell:not(:last-child) { border-right: 1px solid var(--border); }
  .badge-no {
    background: #E8F5E9;
    color: #2E7D32;
    border-radius: 100px;
    padding: 4px 12px;
    font-size: 12px;
    font-weight: 600;
  }
  .badge-local {
    background: var(--teal-light);
    color: var(--teal-dark);
    border-radius: 100px;
    padding: 4px 12px;
    font-size: 12px;
    font-weight: 600;
  }

  /* PLAY STORE CTA */
  .cta-section {
    background: linear-gradient(135deg, var(--teal-dark) 0%, var(--teal) 100%);
    color: white;
    text-align: center;
  }
  .cta-section h2 { color: white; }
  .cta-section .section-sub { color: rgba(255,255,255,0.8); margin: 0 auto 40px; }
  .play-badge {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    background: rgba(255,255,255,0.12);
    border: 2px solid rgba(255,255,255,0.3);
    border-radius: 14px;
    padding: 14px 28px;
    text-decoration: none;
    color: white;
    transition: background 0.2s;
  }
  .play-badge:hover { background: rgba(255,255,255,0.2); }
  .play-badge-text { text-align: left; }
  .play-badge-text small { display: block; font-size: 11px; opacity: 0.8; letter-spacing: 0.04em; }
  .play-badge-text strong { display: block; font-size: 18px; font-weight: 600; }
  .rating-row { display: flex; align-items: center; justify-content: center; gap: 6px; margin-top: 20px; font-size: 14px; color: rgba(255,255,255,0.7); }
  .stars { color: #FFD700; letter-spacing: 2px; }

  /* FOOTER */
  footer {
    background: var(--text);
    color: rgba(255,255,255,0.6);
    padding: 40px 2rem;
    font-size: 14px;
  }
  .footer-inner {
    max-width: 1100px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 20px;
  }
  .footer-links { display: flex; gap: 24px; }
  .footer-links a { color: rgba(255,255,255,0.5); text-decoration: none; }
  .footer-links a:hover { color: white; }

  /* SCROLL ANIMATIONS */
  .fade-up { opacity: 0; transform: translateY(24px); transition: opacity 0.6s ease, transform 0.6s ease; }
  .fade-up.visible { opacity: 1; transform: translateY(0); }

  @media (max-width: 680px) {
    .nav-links { display: none; }
    .hero { padding: 60px 1.5rem 60px; }
    .ds-row { grid-template-columns: 1fr 1fr; }
    .ds-row .ds-cell:nth-child(2) { display: none; }
    section { padding: 60px 1.5rem; }
    .footer-inner { flex-direction: column; text-align: center; }
  }

/* -- PRICING CARD ------------------------------------------------------- */
  .price-card {
    max-width: 440px;
    margin: 40px auto 0;
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.18);
    border-radius: var(--radius);
    backdrop-filter: blur(8px);
  }
  .price-card-inner { padding: 32px; }
  .price-label {
    font-size: 13px; font-weight: 600; color: rgba(255,255,255,0.6);
    text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 8px;
  }
  .price-amount {
    font-family: 'DM Serif Display', serif; font-size: 52px;
    color: #fff; line-height: 1; margin-bottom: 6px;
  }
  .price-sub { font-size: 13px; color: rgba(255,255,255,0.55); margin-bottom: 20px; }
  .price-features { list-style: none; margin-bottom: 24px; }
  .price-features li {
    font-size: 14px; color: rgba(255,255,255,0.85);
    padding: 5px 0; border-bottom: 1px solid rgba(255,255,255,0.07);
  }
  .price-features li:last-child { border: none; }

  .btn-checkout {
    display: flex; align-items: center; justify-content: center; gap: 10px;
    width: 100%; padding: 16px 24px;
    background: #fff; color: var(--teal-dark); border: none;
    border-radius: var(--radius-sm);
    font-family: 'DM Sans', sans-serif; font-size: 16px; font-weight: 600;
    cursor: pointer; transition: transform 0.15s, box-shadow 0.15s;
  }
  .btn-checkout:hover { transform: translateY(-1px); box-shadow: 0 8px 24px rgba(0,0,0,0.25); }
  .btn-checkout:active { transform: translateY(0); }
  .btn-checkout:disabled { opacity: 0.6; cursor: not-allowed; transform: none; }
  .price-note {
    font-size: 12px; color: rgba(255,255,255,0.4);
    text-align: center; margin-top: 12px;
  }

  /* -- INSTALL STEPS ------------------------------------------------------ */
  .install-steps { max-width: 680px; margin: 48px auto 0; text-align: left; }
  .install-steps h3 {
    font-family: 'DM Serif Display', serif; color: #fff;
    font-size: 22px; margin-bottom: 20px; text-align: center;
  }
  .install-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
  .install-step {
    display: flex; gap: 14px; align-items: flex-start;
    background: rgba(255,255,255,0.06); border-radius: var(--radius-sm); padding: 16px;
  }
  .install-num {
    min-width: 32px; height: 32px; border-radius: 50%;
    background: rgba(255,255,255,0.15); color: #fff;
    font-weight: 700; font-size: 14px;
    display: flex; align-items: center; justify-content: center;
  }
  .install-step > div { font-size: 14px; color: rgba(255,255,255,0.8); line-height: 1.5; }
  .install-step strong { color: #fff; display: block; margin-bottom: 2px; }

  /* -- SUCCESS BANNER ----------------------------------------------------- */
  .success-banner {
    position: fixed; top: 0; left: 0; right: 0; z-index: 200;
    background: #2E7D32; color: #fff; text-align: center;
    padding: 14px 24px; font-size: 15px; font-weight: 500;
    box-shadow: 0 2px 12px rgba(0,0,0,0.2);
    display: none;
  }
  .success-banner.visible { display: block; }
  .success-banner button {
    margin-left: 16px; background: rgba(255,255,255,0.2);
    border: none; color: #fff; padding: 4px 10px;
    border-radius: 6px; cursor: pointer;
  }

  /* -- RESPONSIVE OVERRIDES ----------------------------------------------- */
  @media (max-width: 680px) {
    .install-grid { grid-template-columns: 1fr; }
    .nav-links { display: none; }
    .hero { padding: 60px 1.5rem 60px; }
    .ds-row { grid-template-columns: 1fr 1fr; }
    .ds-row .ds-cell:nth-child(2) { display: none; }
    section { padding: 60px 1.5rem; }
    .footer-inner { flex-direction: column; text-align: center; }
  }