* { margin: 0; padding: 0; box-sizing: border-box; }
  body { background: #f6f3ee; color: #1a1c1f; font-family: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif; height: 100vh; overflow: hidden; }
  #canvas { position: absolute; inset: 0; width: 100%; height: 100%; display: block; }
  .overlay { position: absolute; inset: 0; pointer-events: none; display: flex; flex-direction: column; justify-content: space-between; padding: 2.5rem 3rem; }
  .top { display: flex; justify-content: space-between; align-items: flex-start; }
  .brand { font-size: 1.35rem; letter-spacing: -0.02em; font-weight: 500; }
  .brand { display: flex; align-items: center; gap: 0.4em; }
  .brand-mark { display: block; width: 1.15em; height: 1.15em; flex: none; }
  .tagline { margin-top: 0.35rem; font-size: 0.95rem; color: #5c574e; max-width: 28ch; line-height: 1.35; }
  .specialties { font-size: 0.85rem; letter-spacing: 0.08em; text-transform: uppercase; color: #6b655c; margin-top: 0.75rem; }
  .bottom { display: flex; justify-content: space-between; align-items: flex-end; font-size: 0.8rem; letter-spacing: 0.06em; text-transform: uppercase; color: #6b655c; }
  .disclaimer { font-size: 0.7rem; letter-spacing: 0.02em; text-transform: none; color: #6b655c; margin-top: 0.5rem; text-align: right; }
  button { pointer-events: auto; background: none; border: none; font: inherit; letter-spacing: inherit; text-transform: inherit; color: #6b655c; cursor: pointer; padding: 0.4rem 0.2rem; }
  button:hover { color: #1a1c1f; }
  a { pointer-events: auto; color: inherit; text-decoration: none; }
  a:hover { color: #1a1c1f; }
  .hint { position: absolute; bottom: 5.5rem; left: 50%; transform: translateX(-50%); font-size: 0.75rem; letter-spacing: 0.1em; text-transform: uppercase; color: #6b655c; pointer-events: none; }
  @media (max-width: 640px) { .overlay { padding: 1.5rem; } .tagline { font-size: 0.9rem; } .hint { display: none; } }
  a:focus-visible, button:focus-visible { outline: 2px solid #1a1c1f; outline-offset: 3px; border-radius: 2px; color: #1a1c1f; }
  .fallback { display: none; position: absolute; inset: 0; align-items: center; justify-content: center; pointer-events: none; }
  .fallback img { width: min(60vw, 320px); height: auto; opacity: 0.9; }
  .no-webgl #canvas, .no-webgl .hint, .no-webgl #reset { display: none; }
  .no-webgl .fallback { display: flex; }
  @media (prefers-reduced-motion: reduce) { * { transition: none !important; animation: none !important; } }

  .icon-link { display: inline-flex; align-items: center; gap: 0.35em; vertical-align: middle; }
  .icon-link .icon { width: 14px; height: 14px; flex: none; display: block; }
  @media (max-width: 640px) { .icon-link { gap: 0.3em; } .icon-link .icon { width: 13px; height: 13px; } }

  /* v3: touch dragging — stop the browser from claiming touches for scroll / zoom / pull-to-refresh */
  html, body { overscroll-behavior: none; touch-action: none; }
  .overlay { touch-action: none; }
  #canvas { touch-action: none; -webkit-touch-callout: none; -webkit-user-select: none; user-select: none; -webkit-tap-highlight-color: transparent; }
  .overlay, .overlay .top, .overlay .bottom { -webkit-user-select: none; user-select: none; }

  /* v4: prominent contact links as calm outlined pills, own row above the disclaimer */
  .footer-col { display: flex; flex-direction: column; align-items: flex-end; min-width: 0; }
  .links { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 0.6rem; margin-bottom: 0.4rem; }
  .links .icon-link { pointer-events: auto; gap: 0.5em; min-height: 44px; padding: 0.5rem 1.05rem; border: 1px solid rgba(26, 28, 31, 0.28); border-radius: 999px; background: rgba(246, 243, 238, 0.72); color: #1a1c1f; font-size: 1.1rem; letter-spacing: 0.02em; text-transform: none; line-height: 1.2; transition: background-color 0.15s ease, border-color 0.15s ease; touch-action: manipulation; }
  .links .icon-link .icon { width: 1.1em; height: 1.1em; }
  .links .icon-link:hover { background: rgba(26, 28, 31, 0.07); border-color: rgba(26, 28, 31, 0.5); color: #1a1c1f; }
  .links .icon-link:focus-visible { outline: 2px solid #1a1c1f; outline-offset: 3px; border-radius: 999px; }
  #reset { min-height: 44px; padding: 0.5rem 0.6rem; touch-action: manipulation; }
  @media (max-width: 640px) {
    .bottom { flex-direction: column; align-items: stretch; gap: 0.5rem; }
    .footer-col { align-items: center; }
    .links { justify-content: center; gap: 0.5rem; }
    .links .icon-link { font-size: 1.05rem; padding: 0.5rem 0.9rem; }
    .links .icon-link .icon { width: 1.05em; height: 1.05em; }
    .disclaimer { text-align: center; }
    #reset { align-self: center; }
  }

  /* v6: hierarchy — brand first, tagline second, focus third */
  .overlay { padding: 3rem 3.5rem 2.5rem; }
  .brand { font-size: clamp(2rem, 1.2rem + 2.6vw, 3.1rem); font-weight: 700; letter-spacing: -0.025em; line-height: 1.05; gap: 0.35em; }
  .brand-mark { width: 1.25em; height: 1.25em; }
  .tagline { margin-top: 1.1rem; font-size: clamp(1.02rem, 0.9rem + 0.45vw, 1.2rem); color: #3f3b35; max-width: 30ch; line-height: 1.4; }
  .specialties { margin-top: 1.4rem; display: flex; flex-wrap: wrap; align-items: center; gap: 0.5rem 0.6rem; font-size: 0.78rem; letter-spacing: 0.08em; text-transform: uppercase; color: #6b655c; }
  .focus-list { list-style: none; display: flex; flex-wrap: wrap; gap: 0.4rem; padding: 0; margin: 0; }
  .chip { display: inline-block; padding: 0.3rem 0.7rem; border: 1px solid rgba(26, 28, 31, 0.16); border-radius: 999px; background: rgba(255, 252, 246, 0.6); color: #4f4a42; letter-spacing: 0.06em; line-height: 1.2; }

  /* v6: warm, inviting contact buttons */
  .links .icon-link { background: #fbf8f2; border-color: rgba(26, 28, 31, 0.22); box-shadow: 0 1px 2px rgba(60, 45, 20, 0.06); transition: background-color 0.18s ease, border-color 0.18s ease, transform 0.18s ease, box-shadow 0.18s ease; }
  .links .icon-link:hover, .links .icon-link:focus-visible { background: #efe1c6; border-color: #b8945a; color: #1a1c1f; transform: translateY(-2px); box-shadow: 0 6px 14px rgba(120, 85, 30, 0.16); }
  .links .icon-link:active { background: #e6d0a6; transform: translateY(0); box-shadow: 0 1px 3px rgba(120, 85, 30, 0.18); }
  .links .icon-link:focus-visible { outline: 2px solid #1a1c1f; outline-offset: 3px; }

  @media (max-width: 640px) {
    :root { --bar: calc(64px + env(safe-area-inset-bottom, 0px)); }
    .overlay { padding: calc(1.75rem + env(safe-area-inset-top, 0px)) 1.5rem calc(var(--bar) + 0.6rem); }
    .brand { font-size: 2.15rem; }
    .tagline { margin-top: 0.8rem; font-size: 1.02rem; }
    .specialties { margin-top: 1rem; font-size: 0.72rem; }
    /* canvas stops above the sticky bar so the bar never covers the stones */
    #canvas { top: 0; bottom: auto; height: calc(100% - var(--bar)); }
    .links { position: fixed; left: 0; right: 0; bottom: 0; z-index: 5; margin: 0; flex-wrap: nowrap; justify-content: center; gap: 0.5rem;
      padding: 0.5rem max(0.75rem, env(safe-area-inset-left, 0px)) calc(0.5rem + env(safe-area-inset-bottom, 0px)); min-height: var(--bar);
      background: rgba(246, 243, 238, 0.96); border-top: 1px solid rgba(26, 28, 31, 0.12); pointer-events: auto; }
    .links .icon-link { flex: 1 1 0; justify-content: center; min-height: 48px; padding: 0.5rem 0.4rem; font-size: 1rem; }
    .bottom { gap: 0.25rem; }
  }
/* v10: privacy page + footer link */
.disclaimer a.privacy-link { color: inherit; text-decoration: underline; text-underline-offset: 2px; }
body.privacy-page { overflow: auto; height: auto; }
.privacy { max-width: 40rem; margin: 3rem auto; padding: 0 1.25rem; color: #1a1c1f; line-height: 1.6; }
.privacy h1 { font-size: 2rem; margin: 1rem 0; }
.privacy a { color: #1a1c1f; }