:root {
  --paper: #EAE4D6;
  --paper-raised: #F2EDE1;
  --ink: #2B2620;
  --ink-soft: #6B6355;
  --line: #CFC6AF;
  --accent: #5B6B4F;
  --accent-ink: #FFFFFF;
  --accent-soft: #DCE2D2;
  --clay: #A8623E;

  --font-display: ui-serif, Georgia, "Iowan Old Style", "Palatino Linotype", Palatino, serif;
  --font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-mono: ui-monospace, "SF Mono", "Cascadia Code", "Roboto Mono", Menlo, monospace;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  line-height: 1.55;
}
a { color: var(--accent); }
img { max-width: 100%; }

.wrap { max-width: 64rem; margin: 0 auto; padding: 0 1.5rem; }

header.site {
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--line);
}
header.site .mark { display: flex; align-items: center; gap: 0.6rem; font-family: var(--font-display); font-weight: 600; font-size: 1.2rem; }
header.site .mark img { width: 2rem; height: 2rem; border-radius: 50%; }

.hero {
  background: var(--accent);
  color: var(--accent-ink);
  padding: 4.5rem 1.5rem;
  text-align: center;
}
.hero .mark-lg { width: 5rem; height: 5rem; border-radius: 50%; margin: 0 auto 1.5rem; display: block; }
.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 600;
  margin: 0 0 0.75rem;
  text-wrap: balance;
}
.hero p.lead { font-size: 1.1rem; opacity: 0.92; max-width: 34rem; margin: 0 auto 2rem; text-wrap: balance; }
.hero a.cta {
  display: inline-block;
  background: var(--paper);
  color: var(--ink);
  font-weight: 600;
  padding: 0.85rem 1.8rem;
  border-radius: 999px;
  text-decoration: none;
}

section.benefits {
  padding: 3.5rem 1.5rem;
}
.benefit-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr));
  gap: 1.5rem;
}
.benefit-grid .item {
  background: var(--paper-raised);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 1.5rem;
}
.benefit-grid h3 { font-family: var(--font-display); margin: 0 0 0.5rem; font-size: 1.15rem; }
.benefit-grid p { margin: 0; color: var(--ink-soft); font-size: 0.95rem; }

section.shop {
  padding: 3.5rem 1.5rem;
  border-top: 1px solid var(--line);
}
.shop-panel {
  background: var(--paper-raised);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 2rem;
  max-width: 30rem;
  margin: 0 auto;
}
.shop-panel h2 { font-family: var(--font-display); margin: 0 0 0.3rem; }
.price { font-family: var(--font-mono); font-size: 1.4rem; font-weight: 600; color: var(--accent); margin: 0.5rem 0 1.25rem; }
.size-row { display: flex; gap: 0.5rem; flex-wrap: wrap; margin-bottom: 1.5rem; }
.size-btn {
  border: 1px solid var(--line);
  background: var(--paper);
  padding: 0.6rem 1rem;
  border-radius: 8px;
  cursor: pointer;
  font-family: var(--font-body);
  font-size: 0.92rem;
}
.size-btn[aria-pressed="true"] { border-color: var(--accent); background: var(--accent-soft); font-weight: 600; }
.size-btn:disabled { opacity: 0.4; cursor: not-allowed; text-decoration: line-through; }
button.buy {
  width: 100%;
  background: var(--accent);
  color: var(--accent-ink);
  border: none;
  padding: 0.95rem;
  border-radius: 10px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
}
button.buy:disabled { opacity: 0.5; cursor: not-allowed; }
.stock-note { font-size: 0.85rem; color: var(--ink-soft); margin-top: 0.75rem; text-align: center; }

section.faq { padding: 3.5rem 1.5rem; border-top: 1px solid var(--line); }
section.faq h2 { font-family: var(--font-display); }
.faq-item { padding: 1rem 0; border-bottom: 1px solid var(--line); }
.faq-item h3 { margin: 0 0 0.4rem; font-size: 1rem; }
.faq-item p { margin: 0; color: var(--ink-soft); font-size: 0.95rem; }

section.contact { padding: 3.5rem 1.5rem; border-top: 1px solid var(--line); }
section.contact .wrap { max-width: 30rem; }
section.contact h2 { font-family: var(--font-display); }
form.contact-form input, form.contact-form textarea {
  width: 100%;
  font-family: var(--font-body);
  font-size: 0.95rem;
  padding: 0.75rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  margin-bottom: 0.9rem;
  background: var(--paper-raised);
  color: var(--ink);
}
form.contact-form textarea { min-height: 6rem; resize: vertical; }
form.contact-form button {
  background: var(--ink);
  color: var(--paper);
  border: none;
  padding: 0.8rem 1.5rem;
  border-radius: 8px;
  font-weight: 600;
  cursor: pointer;
}
.form-status { margin-top: 0.75rem; font-size: 0.9rem; }

footer.site {
  padding: 2rem 1.5rem;
  text-align: center;
  color: var(--ink-soft);
  font-size: 0.85rem;
  border-top: 1px solid var(--line);
}