/* Sansyo Landing Page. Everything is scoped under .snl.
   Brand colours: override the variables, e.g.  .snl { --snl-accent: #7a2418; } */
.snl {
  --snl-accent: #8a2b1a;        /* buttons and links (white text on it passes AA) */
  --snl-accent-dark: #6a1f12;
  --snl-ink: #1f2428;           /* text on paper */
  --snl-muted: #4b5258;         /* secondary text (AA on paper) */
  --snl-paper: #fbf8f3;         /* page background */
  --snl-card: #ffffff;
  --snl-line: #d9d1c5;
  --snl-tint: #f1e9dd;          /* hero and accent areas */
  --snl-focus: #0b5cad;
  --snl-error: #a11a1a;
  --snl-radius: 8px;
  --snl-max: 960px;
  --snl-serif: Georgia, "Times New Roman", "Hiragino Mincho ProN", "Yu Mincho", serif;
}

.snl, .snl *, .snl *::before, .snl *::after { box-sizing: border-box; }

.snl {
  max-width: var(--snl-max);
  margin: 0 auto;
  padding: 0 16px 72px;
  color: var(--snl-ink);
  background: var(--snl-paper);
  font: inherit;
  font-size: 1rem;
  line-height: 1.6;
  text-align: left;
}
.snl :where(h1, h2, h3, p, ul, ol, dl, dd, figure) { margin: 0; padding: 0; }
.snl :where(h1, h2, h3) { color: var(--snl-ink); font-family: var(--snl-serif); line-height: 1.2; font-weight: 700; letter-spacing: 0; text-transform: none; }
.snl p + p { margin-top: 12px; }
.snl a { color: var(--snl-accent); text-decoration: underline; }

/* Hero */
.snl-hero { background: var(--snl-tint); margin: 0 -16px; padding: 40px 16px 32px; }
.snl-eyebrow { font-size: 0.85rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; color: var(--snl-accent); }
.snl-h1 { font-size: 1.95rem; margin-top: 8px; }
.snl-sub { font-size: 1.1rem; margin-top: 14px; color: var(--snl-muted); }
.snl-chips { list-style: none; display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
.snl-chips li { background: #fff; border: 1px solid var(--snl-line); border-radius: 999px; padding: 4px 12px; font-size: 0.9rem; font-weight: 600; }
.snl-proof { margin-top: 14px; font-style: italic; }
.snl-hero-fig { margin: 24px 0 0; }
.snl-hero-img { display: block; width: 100%; height: auto; border-radius: var(--snl-radius); }
.snl-hero-fig figcaption { margin-top: 6px; }
.snl-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 20px; margin-top: 24px; }

/* Buttons and links */
.snl-btn {
  display: inline-block; min-height: 48px; padding: 12px 24px; font: inherit; font-weight: 700; line-height: 1.3;
  text-align: center; text-decoration: none; cursor: pointer; border-radius: var(--snl-radius); border: 2px solid var(--snl-accent); box-shadow: none;
}
.snl a.snl-btn--primary, .snl-btn--primary { background: var(--snl-accent); color: #fff; text-decoration: none; }
.snl-btn--primary:hover { background: var(--snl-accent-dark); border-color: var(--snl-accent-dark); }
.snl a.snl-btn--ghost, .snl-btn--ghost { background: transparent; color: var(--snl-accent); text-decoration: none; }
.snl-btn--ghost:hover { background: var(--snl-tint); }
.snl-btn--block { display: block; width: 100%; }
.snl-btn:disabled { opacity: 0.6; cursor: not-allowed; }

/* Sections */
.snl-section { padding: 40px 0 0; }
.snl-h2 { font-size: 1.5rem; }
.snl-h3 { font-size: 1.1rem; }
.snl-intro { margin-top: 8px; color: var(--snl-muted); }
.snl-cards { list-style: none; display: grid; gap: 14px; margin-top: 18px; }
.snl-card { background: var(--snl-card); border: 1px solid var(--snl-line); border-radius: var(--snl-radius); padding: 16px 18px; }
.snl-card--accent { border-color: var(--snl-accent); border-width: 2px; }
.snl-impact { margin-top: 6px; color: var(--snl-muted); }
.snl-answer { margin-top: 10px; padding-top: 10px; border-top: 1px solid var(--snl-line); font-weight: 600; }
.snl-ticks { list-style: none; margin-top: 14px; }
.snl-ticks li { position: relative; padding: 6px 0 6px 28px; }
.snl-ticks li::before { content: ""; position: absolute; left: 4px; top: 13px; width: 12px; height: 7px; border-left: 3px solid var(--snl-accent); border-bottom: 3px solid var(--snl-accent); transform: rotate(-45deg); }
.snl-specs { margin-top: 16px; background: var(--snl-card); border: 1px solid var(--snl-line); border-radius: var(--snl-radius); }
.snl-specs > div { padding: 12px 16px; border-top: 1px solid var(--snl-line); }
.snl-specs > div:first-child { border-top: 0; }
.snl-specs dt { font-weight: 700; }
.snl-compare { display: grid; gap: 14px; margin-top: 16px; }
.snl-callout { margin-top: 14px; font-weight: 700; font-family: var(--snl-serif); font-size: 1.2rem; }
.snl-note { margin-top: 12px; font-size: 0.9rem; color: var(--snl-muted); }
.snl-strong { font-weight: 700; }

/* Form */
.snl-sample { scroll-margin-top: 16px; }
.snl-form { margin-top: 16px; background: var(--snl-card); border: 1px solid var(--snl-line); border-radius: var(--snl-radius); padding: 18px; }
.snl-field { margin: 0 0 16px; }
.snl-label { display: block; font-weight: 700; margin-bottom: 6px; padding: 0; float: none; width: auto; }
.snl-star { color: var(--snl-error); }
.snl-sr { position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.snl-hint { font-size: 0.9rem; color: var(--snl-muted); margin: -2px 0 6px; }
.snl-input {
  display: block; width: 100%; min-height: 48px; padding: 10px 12px; margin: 0;
  font: inherit; color: var(--snl-ink); background: #fff; border: 1px solid #8c8478; border-radius: var(--snl-radius); box-shadow: none;
}
textarea.snl-input { min-height: 96px; resize: vertical; }
.snl-field--error .snl-input { border-color: var(--snl-error); border-width: 2px; }
.snl-error { color: var(--snl-error); font-weight: 700; margin-top: 6px; }
.snl-error[hidden], .snl-summary[hidden], .snl-thanks[hidden], .snl-sticky[hidden] { display: none; }
.snl-summary { margin-top: 14px; padding: 12px 16px; border: 1px solid var(--snl-error); border-radius: var(--snl-radius); color: var(--snl-error); background: #fdeeee; }
.snl-summary ul { margin: 6px 0 0 20px; }
.snl-summary a { color: var(--snl-error); }
.snl-more { margin: 4px 0 16px; }
.snl-more summary { cursor: pointer; font-weight: 700; padding: 10px 0; min-height: 44px; color: var(--snl-accent); }
.snl-check { display: flex; align-items: flex-start; gap: 10px; }
.snl-check input { flex: 0 0 auto; width: 22px; height: 22px; margin: 2px 0 0; accent-color: var(--snl-accent); }
.snl-check label { font-weight: 400; }
.snl-hp { position: absolute !important; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.snl-notice { padding: 12px 16px; border: 1px solid var(--snl-line); border-radius: var(--snl-radius); background: #fff; margin-top: 12px; }
.snl-thanks { margin-top: 16px; padding: 20px; border: 2px solid var(--snl-accent); border-radius: var(--snl-radius); background: #fff; }
.snl-thanks p { margin-top: 8px; }

/* Footer */
.snl-footer { margin-top: 48px; padding-top: 20px; border-top: 1px solid var(--snl-line); }

/* Sticky CTA (mobile, appears after the hero, hidden near the form) */
.snl-sticky {
  position: fixed; left: 12px; right: 12px; bottom: 12px; z-index: 50; display: block;
  background: var(--snl-accent); color: #fff !important; text-align: center; text-decoration: none !important;
  font-weight: 700; padding: 14px; min-height: 48px; border-radius: var(--snl-radius); box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

/* Keyboard focus */
.snl a:focus-visible, .snl button:focus-visible, .snl input:focus-visible, .snl select:focus-visible,
.snl textarea:focus-visible, .snl summary:focus-visible { outline: 3px solid var(--snl-focus); outline-offset: 2px; }
.snl [tabindex="-1"]:focus { outline: none; }

@media (min-width: 720px) {
  .snl { padding: 0 24px 72px; }
  .snl-hero { margin: 0 -24px; padding: 64px 24px 48px; }
  .snl-hero--image { display: grid; grid-template-columns: 1.1fr 1fr; gap: 32px; align-items: center; }
  .snl-hero--image .snl-hero-fig { margin-top: 0; }
  .snl-h1 { font-size: 2.6rem; }
  .snl-h2 { font-size: 1.8rem; }
  .snl-cards { grid-template-columns: 1fr 1fr; }
  .snl-compare { grid-template-columns: 1fr 1fr; }
  .snl-specs > div { display: grid; grid-template-columns: 220px 1fr; gap: 16px; }
  .snl-form { padding: 28px; }
  .snl-sticky { display: none !important; }
  .snl-btn--block { display: inline-block; width: auto; min-width: 240px; }
}
@media (prefers-reduced-motion: no-preference) {
  html { scroll-behavior: smooth; }
}

/* Authenticity details */
.snl-jp { margin-top: 10px; font-size: 1.05rem; color: var(--snl-muted); font-family: var(--snl-serif); }
.snl-jp strong { color: var(--snl-ink); }
.snl-jp span { margin-left: 8px; font-size: 0.95rem; }
.snl-quote { margin: 16px 0 0; padding: 4px 0 4px 18px; border-left: 4px solid var(--snl-accent); font-family: var(--snl-serif); font-size: 1.1rem; }
.snl-quote footer { margin-top: 10px; font-family: inherit; font-size: 0.9rem; color: var(--snl-muted); font-style: normal; }
.snl-founder-fig { margin: 16px 0 0; max-width: 360px; }
.snl-founder-fig img { display: block; width: 100%; height: auto; border-radius: var(--snl-radius); }
.snl-founder-fig figcaption { margin-top: 6px; }

/* ---- Cost per bowl calculator ([sansyo_cost]) ---- */
.snl-cost { max-width: 1120px; --snl-green: #1e5e3a; --snl-green-bg: #e3f3e8; --snl-red-bg: #fdeeee; padding-top: 32px; }
.snl-cost .snl-h1 { font-size: 1.8rem; }
.snl-airnote { margin-top: 14px; padding: 12px 16px; background: var(--snl-tint); border-left: 4px solid var(--snl-accent); border-radius: 4px; }
.snl-calc { display: grid; gap: 24px; margin-top: 24px; }
.snl-calc-form { min-width: 0; }
.snl-group { border: 0; margin: 0 0 8px; padding: 0; min-width: 0; }
.snl-group > legend { float: none; width: auto; padding: 0; margin-bottom: 12px; }
.snl-inputrow { display: flex; align-items: center; gap: 8px; }
.snl-inputrow .snl-input { flex: 1 1 auto; min-width: 0; }
.snl-suffix { flex: 0 0 auto; min-width: 2.2em; color: var(--snl-muted); font-size: 0.95rem; }
.snl-destnote { margin: -4px 0 18px; padding: 12px 16px; background: var(--snl-tint); border-radius: var(--snl-radius); font-size: 0.95rem; }
.snl-destnote:empty { display: none; }
.snl-destnote p + p { margin-top: 8px; }
.snl-calc-result { background: var(--snl-card); border: 1px solid var(--snl-line); border-radius: var(--snl-radius); padding: 18px; min-width: 0; scroll-margin-top: 16px; }
.snl-bignum { font-family: var(--snl-serif); font-size: 2.4rem; font-weight: 700; line-height: 1.1; }
.snl-pct { margin-top: 8px; font-weight: 700; }
.snl-badge { display: inline-block; padding: 1px 10px; border-radius: 999px; font-size: 0.85rem; font-weight: 700; border: 1px solid; }
.snl-badge--green { background: var(--snl-green-bg); color: var(--snl-green); border-color: var(--snl-green); }
.snl-badge--red { background: var(--snl-red-bg); color: var(--snl-error); border-color: var(--snl-error); }
.snl-meter { position: relative; height: 12px; margin: 10px 0 6px; background: #e8e2d8; border-radius: 999px; overflow: hidden; }
.snl-meter-fill { height: 100%; border-radius: 999px; }
.snl-meter-fill--green { background: var(--snl-green); }
.snl-meter-fill--red { background: var(--snl-error); }
.snl-meter-mark { position: absolute; top: 0; bottom: 0; width: 2px; background: var(--snl-ink); }
.snl-dl { display: grid; grid-template-columns: 1fr auto; gap: 6px 16px; margin-top: 16px; }
.snl-dl dt { color: var(--snl-muted); }
.snl-dl dd { margin: 0; font-weight: 700; text-align: right; }
.snl-tablewrap { overflow-x: auto; margin-top: 8px; }
.snl-table { width: 100%; border-collapse: collapse; font-size: 0.92rem; }
.snl-table th, .snl-table td { padding: 6px 6px; border-bottom: 1px solid var(--snl-line); text-align: right; white-space: nowrap; }
.snl-table th:first-child, .snl-table td:first-child { text-align: left; white-space: normal; }
.snl-table thead th { font-weight: 700; color: var(--snl-muted); }
.snl-table tbody th { font-weight: 400; }
.snl-current { background: var(--snl-tint); font-weight: 700; }
.snl-calc-result .snl-h3 { margin-top: 20px; }
.snl-calc-result .snl-notice { margin: 14px 0 0; }
.snl-calc-result .snl-actions { margin-top: 18px; }
.snl-costbar { position: fixed; left: 12px; right: 12px; bottom: 12px; z-index: 50; background: var(--snl-ink); color: #fff; border-radius: var(--snl-radius); padding: 12px 16px; text-align: center; box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3); }
.snl-costbar a { color: #fff; font-weight: 700; text-decoration: none; }
.snl-costbar[hidden], .snl-costbar--off { display: none; }
@media (min-width: 900px) {
  .snl-calc { grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr); align-items: start; }
  .snl-calc-result { position: sticky; top: 16px; }
  .snl-costbar { display: none !important; }
}
@media print {
  .snl-calc-form, .snl-actions, .snl-costbar { display: none !important; }
  .snl-calc { display: block; }
}

/* ---- Simple bowl calculator ([sansyo_bowl]) ---- */
.snl-bowl .snl-h4 { margin-top: 14px; font-size: 1rem; font-family: var(--snl-serif); }
.snl-bowl .snl-table th:first-child { min-width: 7.5em; }
.snl-bowl .snl-list { margin: 8px 0 0; padding-left: 1.2em; }
.snl-bowl .snl-list li + li { margin-top: 6px; }
.snl-adv { margin: 4px 0 18px; border: 1px solid var(--snl-line); border-radius: var(--snl-radius); background: var(--snl-card); }
.snl-adv > summary { padding: 12px 16px; font-weight: 700; cursor: pointer; min-height: 44px; }
.snl-adv-body { padding: 4px 16px 8px; }
.snl-assume { list-style: none; margin: 10px 0 0; padding: 0; }
.snl-assume-row { padding: 10px 0; border-bottom: 1px solid var(--snl-line); }
.snl-assume-row:last-child { border-bottom: 0; }
.snl-assume-value { margin-top: 4px; }
.snl-assume-row .snl-hint { margin-top: 4px; }
.snl-tag { display: inline-block; margin-left: 4px; padding: 0 8px; border-radius: 999px; border: 1px solid var(--snl-line); font-size: 0.78rem; font-weight: 700; background: #fff; color: var(--snl-muted); vertical-align: 1px; }
.snl-tag--published, .snl-tag--quote, .snl-tag--solid { border-color: var(--snl-green); color: var(--snl-green); background: var(--snl-green-bg); }
.snl-tag--estimate { border-color: var(--snl-muted); }
.snl-tag--check { border-color: var(--snl-error); color: var(--snl-error); background: var(--snl-red-bg); }
.snl-tag--yours { border-color: var(--snl-focus); color: var(--snl-focus); }
@media print {
  .snl-adv { display: none; }
}