:root {
    --navy: #14213D; --navy-2: #1E2D4F; --copper: #B5651D; --copper-dark: #94511A;
    --paper: #F4EFE6; --sand: #D4A373; --ink: #1F2733; --muted: #5A6474; --rule: #E2DBCF; --white: #fff;
    --serif: Fraunces, Georgia, serif; --sans: Inter, system-ui, -apple-system, "Segoe UI", Arial, sans-serif;
    --wrap: 1120px;
  }
  * { box-sizing: border-box; }
  html { scroll-behavior: smooth; }
  body { margin: 0; font-family: var(--sans); color: var(--ink); background: var(--white); line-height: 1.6; font-size: 17px; -webkit-font-smoothing: antialiased; }
  img { max-width: 100%; display: block; }
  a { color: inherit; }
  .wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }
  h1, h2, h3 { font-family: var(--serif); color: var(--navy); font-weight: 600; margin: 0; line-height: 1.12; letter-spacing: -.01em; }
  .eyebrow { font-size: 12px; letter-spacing: .18em; text-transform: uppercase; color: var(--copper); font-weight: 600; margin: 0 0 14px; }
  .rule { width: 48px; height: 3px; background: var(--copper); margin: 18px 0 22px; }
  section { padding: 96px 0; }

  /* header */
  header { position: sticky; top: 0; z-index: 10; background: rgba(244,239,230,.94); backdrop-filter: blur(6px); border-bottom: 1px solid var(--rule); }
  header .wrap { display: flex; align-items: center; justify-content: space-between; height: 68px; gap: 16px; }
  .logo { font-family: var(--serif); font-weight: 600; font-size: 24px; color: var(--navy); text-decoration: none; letter-spacing: -.01em; }
  .logo i { font-weight: 400; }
  nav { display: flex; align-items: center; gap: 28px; font-size: 15px; }
  nav a { text-decoration: none; color: var(--ink); }
  nav a:hover { color: var(--copper); }
  .btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; background: var(--copper); color: var(--white); border: 0; border-radius: 2px;
    padding: 14px 22px; font: 600 15px/1 var(--sans); letter-spacing: .02em; text-decoration: none; cursor: pointer; transition: background .15s; white-space: nowrap; }
  .btn:hover { background: var(--copper-dark); }
  .btn.small { padding: 11px 16px; font-size: 14px; }
  .btn.ghost { background: transparent; color: var(--navy); border: 1px solid var(--navy); }
  .btn.ghost:hover { background: var(--navy); color: var(--paper); }

  /* hero */
  .hero { background: var(--paper); padding: 80px 0 96px; overflow: hidden; }
  .hero .wrap { display: grid; grid-template-columns: 1.1fr .9fr; gap: 56px; align-items: center; }
  .hero h1 { font-size: clamp(40px, 5.6vw, 66px); }
  .hero .lead { font-family: var(--serif); font-style: italic; font-size: 22px; color: var(--copper); margin: 18px 0 10px; line-height: 1.4; }
  .hero p.desc { color: var(--muted); max-width: 520px; margin: 0 0 30px; }
  .signup { display: flex; gap: 10px; max-width: 500px; }
  .signup input { flex: 1; min-width: 0; padding: 14px 16px; font: 16px var(--sans); border: 1px solid #C9C1B2; border-radius: 2px; background: var(--white); color: var(--ink); }
  .signup input:focus { outline: 2px solid var(--copper); outline-offset: 1px; border-color: var(--copper); }
  .micro { font-size: 13px; color: var(--muted); margin-top: 12px; }
  .form-msg { font-size: 14px; margin-top: 12px; min-height: 1em; }
  .form-msg.ok { color: #2F6B3A; } .form-msg.err { color: #A33B2B; }
  .stack { position: relative; height: 520px; }
  .stack img { position: absolute; width: 330px; box-shadow: 0 24px 50px rgba(20,33,61,.22), 0 2px 6px rgba(20,33,61,.12); border-radius: 2px; }
  .stack .a { left: 8%; top: 30px; transform: rotate(-5deg); }
  .stack .b { left: 36%; top: 0; transform: rotate(4deg); z-index: 2; }
  .stack .badge { position: absolute; z-index: 3; left: 0; bottom: 30px; background: var(--navy); color: var(--paper); padding: 12px 16px; font-size: 13px; letter-spacing: .04em; }
  .stack .badge b { color: var(--sand); font-family: var(--serif); font-size: 18px; font-weight: 600; margin-right: 6px; }

  /* credibility strip */
  .strip { background: var(--navy); color: var(--paper); padding: 26px 0; }
  .strip .wrap { display: flex; justify-content: space-between; gap: 24px; flex-wrap: wrap; font-size: 15px; }
  .strip span { display: flex; align-items: center; gap: 10px; }
  .strip span::before { content: ""; width: 6px; height: 6px; background: var(--sand); border-radius: 50%; }

  /* method */
  .section-head { max-width: 680px; margin-bottom: 52px; }
  .section-head h2 { font-size: clamp(32px, 4vw, 44px); }
  .section-head p { color: var(--muted); margin: 0; }
  .steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; border-top: 1px solid var(--navy); }
  .step { padding: 32px 32px 8px 0; }
  .step + .step { padding-left: 32px; border-left: 1px solid var(--rule); }
  .step .n { font-family: var(--serif); font-size: 46px; color: var(--copper); line-height: 1; }
  .step h3 { font-size: 24px; margin: 14px 0 10px; }
  .step p { color: var(--muted); margin: 0; font-size: 16px; }
  .quote { margin: 64px 0 0; padding-left: 26px; border-left: 4px solid var(--copper); font-family: var(--serif); font-size: clamp(22px, 2.6vw, 30px); color: var(--navy); line-height: 1.35; max-width: 760px; }

  /* template */
  .tpl { background: var(--paper); }
  .tpl-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 64px; align-items: start; }
  .contents { list-style: none; padding: 0; margin: 0; counter-reset: c; }
  .contents li { counter-increment: c; display: grid; grid-template-columns: 44px 1fr; padding: 16px 0; border-bottom: 1px solid #D9D1C3; }
  .contents li::before { content: counter(c, decimal-leading-zero); font-family: var(--serif); color: var(--copper); font-weight: 600; font-size: 18px; }
  .contents b { display: block; color: var(--navy); font-weight: 600; }
  .contents span { color: var(--muted); font-size: 15px; }
  .gallery { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
  .gallery figure { margin: 0; }
  .gallery img { box-shadow: 0 12px 30px rgba(20,33,61,.14); border-radius: 2px; background: var(--white); }
  .gallery figcaption { font-size: 13px; color: var(--muted); margin-top: 10px; }
  .tpl .cta-row { margin-top: 34px; display: flex; gap: 14px; align-items: center; flex-wrap: wrap; }

  /* products */
  .products { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
  .card { border: 1px solid var(--rule); padding: 28px 24px; display: flex; flex-direction: column; background: var(--white); }
  .card.featured { background: var(--navy); color: var(--paper); border-color: var(--navy); }
  .card.featured h3 { color: var(--paper); }
  .card .status { font-size: 11px; letter-spacing: .16em; text-transform: uppercase; font-weight: 600; color: var(--copper); margin-bottom: 18px; }
  .card.featured .status { color: var(--sand); }
  .card h3 { font-size: 22px; margin-bottom: 10px; }
  .card .price { font-family: var(--serif); font-size: 30px; color: var(--navy); margin: 4px 0 14px; }
  .card.featured .price { color: var(--sand); }
  .card .price small { font-family: var(--sans); font-size: 14px; color: var(--muted); }
  .card p { font-size: 15px; color: var(--muted); margin: 0 0 22px; flex: 1; }
  .card.featured p { color: #CFD5E1; }
  .card .link { font-size: 14px; font-weight: 600; color: var(--copper); text-decoration: none; }
  .card .link:hover { text-decoration: underline; }

  /* lines */
  .lines { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
  .plist { list-style: none; padding: 0; margin: 0 0 24px; flex: 1; }
  .plist li { display: flex; justify-content: space-between; gap: 12px; padding: 10px 0; border-top: 1px solid var(--rule); font-size: 15px; }
  .plist em { font-style: normal; color: var(--copper); font-weight: 600; font-size: 13px; text-align: right; white-space: nowrap; }
  .card.featured .plist li { border-top-color: var(--navy-2); color: var(--paper); }
  .card.featured .plist em { color: var(--sand); }
  .card > p { flex: 0; }

  /* about */
  .about { background: var(--navy); color: var(--paper); }
  .about .wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: start; }
  .about h2 { color: var(--paper); font-size: clamp(32px, 4vw, 44px); }
  .about .rule { background: var(--sand); }
  .about p { color: #DCD6CB; margin: 0 0 18px; }
  .principles { list-style: none; margin: 0; padding: 0; }
  .principles li { padding: 20px 0; border-bottom: 1px solid var(--navy-2); display: grid; grid-template-columns: 28px 1fr; gap: 10px; }
  .principles li::before { content: "—"; color: var(--sand); }
  .principles b { color: var(--white); font-weight: 600; display: block; }
  .principles span { color: #B9C1D1; font-size: 15px; }

  /* newsletter + faq */
  .nl { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; }
  .nl-box { background: var(--paper); padding: 40px; }
  .nl-box h3 { font-size: 30px; margin-bottom: 6px; }
  .nl-box .sub { font-family: var(--serif); font-style: italic; color: var(--copper); margin: 0 0 16px; font-size: 18px; }
  .nl-box ul { padding-left: 18px; color: var(--muted); margin: 0 0 26px; }
  .nl-box li { margin-bottom: 6px; }
  details { border-bottom: 1px solid var(--rule); padding: 18px 0; }
  details:first-of-type { border-top: 1px solid var(--rule); }
  summary { cursor: pointer; font-weight: 600; color: var(--navy); list-style: none; display: flex; justify-content: space-between; gap: 16px; }
  summary::-webkit-details-marker { display: none; }
  summary::after { content: "+"; font-family: var(--serif); color: var(--copper); font-size: 22px; line-height: 1; }
  details[open] summary::after { content: "–"; }
  details p { color: var(--muted); margin: 12px 0 0; font-size: 16px; }

  /* final cta */
  .final { background: var(--paper); text-align: center; }
  .final h2 { font-size: clamp(34px, 4.4vw, 52px); }
  .final p { color: var(--muted); margin: 14px auto 30px; max-width: 540px; }
  .final .signup { margin: 0 auto; }

  footer { background: var(--navy); color: #9AA3B5; padding: 34px 0; font-size: 14px; }
  footer .wrap { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; }
  footer .logo { color: var(--paper); font-size: 20px; }
  footer nav a { color: #9AA3B5; } footer nav a:hover { color: var(--sand); }

  @media (max-width: 960px) {
    section { padding: 72px 0; }
    .hero .wrap, .tpl-grid, .about .wrap, .nl { grid-template-columns: 1fr; gap: 44px; }
    .stack { height: 420px; max-width: 460px; }
    .stack img { width: 250px; }
    .products { grid-template-columns: 1fr 1fr; }
    .lines { grid-template-columns: 1fr; }
    header nav a:not(.btn) { display: none; }
  }
  @media (max-width: 640px) {
    body { font-size: 16px; }
    .wrap { padding: 0 16px; }
    .hero { padding: 48px 0 64px; }
    .signup { flex-direction: column; }
    .stack { height: 340px; }
    .stack img { width: 200px; }
    .stack .b { left: 30%; }
    .steps { grid-template-columns: 1fr; }
    .step, .step + .step { padding: 26px 0; border-left: 0; border-bottom: 1px solid var(--rule); }
    .products, .gallery { grid-template-columns: 1fr; }
    .gallery figure:nth-child(n+3) { display: none; }
    .nl-box { padding: 28px 22px; }
    .strip .wrap { flex-direction: column; gap: 10px; }
  }