:root {
    --ink: #17262A;
    --paper: #EFEDE6;
    --paper-raised: #F7F5EF;
    --brass: #A9855A;
    --slate: #5C7A82;
    --ink-soft: #3C4C4E;
    --line: rgba(23, 38, 42, 0.14);
    --serif: "Fraunces", Georgia, serif;
    --sans: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
    --mono: "IBM Plex Mono", "SF Mono", monospace;
  }

  * { box-sizing: border-box; }
  html { scroll-behavior: smooth; }

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

  body {
    margin: 0;
    background: var(--paper);
    color: var(--ink);
    font-family: var(--sans);
    line-height: 1.55;
    -webkit-font-smoothing: antialiased;
  }

  a { color: inherit; }

  .wrap {
    max-width: 1120px;
    margin: 0 auto;
    padding: 0 32px;
  }

  /* ---------- Nav ---------- */
  header.site {
    position: sticky;
    top: 0;
    z-index: 20;
    background: rgba(239, 237, 230, 0.9);
    backdrop-filter: blur(6px);
    border-bottom: 1px solid var(--line);
  }
  nav.wrap {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 76px;
  }
  .logo {
    font-family: var(--serif);
    font-weight: 600;
    font-size: 28px;
    letter-spacing: 0.04em;
    text-decoration: none;
  }
  .navlinks {
    display: flex;
    gap: 32px;
    font-family: var(--mono);
    font-size: 12px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
  }
  .navlinks a { text-decoration: none; color: var(--ink-soft); border-bottom: 1px solid transparent; padding-bottom: 4px; }
  .navlinks a:hover, .navlinks a:focus-visible { border-color: var(--brass); color: var(--ink); }
  .navlinks { display: none; }
  @media (min-width: 720px) { .navlinks { display: flex; } }

  a:focus-visible, button:focus-visible {
    outline: 2px solid var(--brass);
    outline-offset: 3px;
  }

  /* ---------- Horizon line signature motif ---------- */
  .horizon {
    width: 100%;
    height: 40px;
    display: block;
  }
  .horizon line, .horizon circle {
    stroke: var(--brass);
  }
  .horizon circle { fill: var(--brass); }

  /* ---------- Hero ---------- */
  .hero {
    position: relative;
    padding: 96px 0 64px;
    overflow: hidden;
    isolation: isolate;
  }
  .hero-bg {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: -2;
  }
  .hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(23,38,42,0.6), rgba(23,38,42,0.78));
    z-index: -1;
  }
  .hero .eyebrow { color: rgba(239,237,230,0.75); }
  .hero h1 { color: var(--paper); }
  .hero .btn-ghost { border-color: var(--paper); color: var(--paper); }
  .hero .btn-ghost:hover { border-color: var(--brass); color: var(--brass); }
  .eyebrow {
    font-family: var(--mono);
    font-size: 12px;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--slate);
    margin: 0 0 18px;
  }
  .hero-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    align-items: end;
  }
  @media (min-width: 860px) {
    .hero-grid { grid-template-columns: 2.4fr 1fr; }
  }
  h1 {
    font-family: var(--serif);
    font-weight: 500;
    font-size: clamp(38px, 6vw, 68px);
    line-height: 1.04;
    letter-spacing: -0.01em;
    margin: 0;
  }
  h1 em {
    font-style: italic;
    color: var(--brass);
  }
  .hero-side {
    font-size: 16px;
    color: rgba(239,237,230,0.85);
    border-left: 1px solid rgba(239,237,230,0.3);
    padding-left: 24px;
  }
  .hero-cta {
    margin-top: 40px;
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
  }
  .btn {
    font-family: var(--mono);
    font-size: 13px;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    text-decoration: none;
    padding: 14px 26px;
    border-radius: 2px;
    display: inline-block;
  }
  .btn-primary { background: var(--ink); color: var(--paper); }
  .btn-primary:hover { background: var(--brass); }
  .btn-ghost { border: 1px solid var(--ink); color: var(--ink); }
  .btn-ghost:hover { border-color: var(--brass); color: var(--brass); }

  /* ---------- Section shell ---------- */
  section { padding: 72px 0; }
  .section-head {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 40px;
    border-bottom: 1px solid var(--line);
    padding-bottom: 20px;
  }
  h2 {
    font-family: var(--serif);
    font-weight: 500;
    font-size: clamp(26px, 3.6vw, 38px);
    margin: 0;
  }
  .coord {
    font-family: var(--mono);
    font-size: 12px;
    color: var(--slate);
    letter-spacing: 0.06em;
  }
  h1.page-title {
    font-size: clamp(26px, 3.6vw, 38px);
    line-height: 1.15;
    letter-spacing: normal;
    margin: 0 0 8px;
  }

  /* ---------- Problem ---------- */
  .problem p {
    font-size: 20px;
    max-width: 760px;
    font-family: var(--serif);
    font-weight: 400;
    line-height: 1.5;
    color: var(--ink-soft);
  }

  /* ---------- Focus ---------- */
  .tagline {
    font-family: var(--serif);
    font-style: italic;
    font-size: 15px;
    color: var(--slate);
    margin: 8px 0 0;
  }
  .focus-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 28px;
  }
  @media (min-width: 760px) { .focus-grid { grid-template-columns: repeat(3, 1fr); } }
  .focus-card {
    background: var(--paper-raised);
    border: 1px solid var(--line);
    padding: 28px 24px;
  }
  .focus-card .coord { display: block; margin-bottom: 14px; }
  .focus-card p { margin: 0; color: var(--ink-soft); font-size: 15px; }
  .focus-gallery {
    margin-top: 28px;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }
  @media (min-width: 560px) { .focus-gallery { grid-template-columns: repeat(4, 1fr); } }
  .focus-gallery figure {
    margin: 0;
    border: 1px solid var(--line);
  }
  .focus-gallery img {
    display: block;
    width: 100%;
    height: auto;
    aspect-ratio: 1 / 1;
    object-fit: cover;
  }

  /* ---------- Pricing ---------- */
  .tiers {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
  }
  @media (min-width: 860px) { .tiers { grid-template-columns: repeat(3, 1fr); } }
  .tier {
    border: 1px solid var(--line);
    background: var(--paper-raised);
    padding: 32px 28px;
    display: flex;
    flex-direction: column;
  }
  .tier.signature {
    border-color: var(--brass);
    box-shadow: 0 0 0 1px var(--brass);
  }
  .tier-name {
    font-family: var(--mono);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--slate);
    margin: 0 0 8px;
  }
  .tier-price {
    font-family: var(--serif);
    font-size: 34px;
    margin: 0 0 24px;
  }
  .tier-price span { font-size: 15px; font-family: var(--sans); color: var(--ink-soft); }
  .tier ul {
    list-style: none;
    margin: 0 0 auto;
    padding: 0;
    font-size: 14px;
    color: var(--ink-soft);
  }
  .tier li {
    padding: 10px 0;
    border-top: 1px solid var(--line);
  }
  .tier li:first-child { border-top: none; }
  .tier li.muted { color: #A9A69B; }
  .tier-note {
    margin-top: 20px;
    font-size: 12px;
    color: var(--slate);
    font-family: var(--mono);
  }

  .fine-print {
    margin-top: 28px;
    font-size: 13px;
    color: var(--slate);
    max-width: 700px;
  }

  /* ---------- Feature photo ---------- */
  .feature-photo {
    margin: 0 0 40px;
    max-width: 440px;
    border: 1px solid var(--line);
  }
  .feature-photo img {
    display: block;
    width: 100%;
    height: auto;
    aspect-ratio: 4 / 3;
    object-fit: cover;
  }

  /* ---------- Why ---------- */
  .prose {
    font-size: 20px;
    max-width: 760px;
    font-family: var(--serif);
    font-weight: 400;
    line-height: 1.5;
    color: var(--ink-soft);
  }
  .sources {
    margin-top: 48px;
    max-width: 760px;
  }
  .sources .coord { display: block; margin-bottom: 14px; }
  .sources ul {
    list-style: none;
    margin: 0;
    padding: 0;
    font-family: var(--mono);
    font-size: 13px;
  }
  .sources li {
    padding: 12px 0;
    border-top: 1px solid var(--line);
  }
  .sources li:first-child { border-top: none; }
  .sources a { color: var(--ink-soft); text-decoration: underline; word-break: break-word; }
  .sources a:hover { color: var(--brass); }

  /* ---------- Footer / CTA ---------- */
  footer.site {
    background: var(--ink);
    color: var(--paper);
    padding: 72px 0 40px;
  }
  footer h1, footer h2 { color: var(--paper); }
  footer .section-head { border-color: rgba(239,237,230,0.18); }
  .contact-line {
    font-family: var(--mono);
    font-size: 14px;
    color: rgba(239,237,230,0.75);
    margin-top: 20px;
  }
  .contact-line a { text-decoration: underline; color: var(--paper); }
  .contact-intro {
    font-family: var(--serif);
    font-size: clamp(22px, 3vw, 30px);
    font-weight: 500;
    color: var(--paper);
    max-width: 620px;
    margin: 0;
  }
  .contact-form {
    margin-top: 40px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    max-width: 720px;
  }
  .contact-form .field-full { grid-column: 1 / -1; }
  .contact-form label {
    display: block;
    font-family: var(--mono);
    font-size: 11px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: rgba(239,237,230,0.6);
    margin-bottom: 8px;
  }
  .contact-form input,
  .contact-form textarea {
    width: 100%;
    background: rgba(239,237,230,0.06);
    border: 1px solid rgba(239,237,230,0.22);
    border-radius: 2px;
    padding: 12px 14px;
    color: var(--paper);
    font-family: var(--sans);
    font-size: 15px;
  }
  .contact-form input::placeholder,
  .contact-form textarea::placeholder { color: rgba(239,237,230,0.35); }
  .contact-form input:focus,
  .contact-form textarea:focus { outline: none; border-color: var(--brass); }
  .contact-form textarea { resize: vertical; min-height: 120px; }
  .contact-form .btn-primary {
    border: none;
    cursor: pointer;
    margin-top: 4px;
    font-family: var(--mono);
  }
  .contact-form .hp-field { position: absolute; left: -9999px; }
  @media (max-width: 640px) { .contact-form { grid-template-columns: 1fr; } }
  .footnote {
    margin-top: 56px;
    font-size: 12px;
    color: rgba(239,237,230,0.45);
    font-family: var(--mono);
  }