/* methodology.html: the page on how Dogs mode works. Colours come from
   styles.css's tokens (--bg, --card, --muted, --text, --border), set on
   <html data-theme> by page-theme.js; the few below are this page's own,
   picked for contrast on both themes. */

:root {
  --m-link: #9cc2ff;
  --m-link-hover: #c7dcff;
  --m-soft: #b4c3d3;
  --m-code-bg: #0e141f;
  --m-note-bg: #172033;

  --g-strong-bg: #123524;
  --g-strong-fg: #a7f3c4;
  --g-strong-bd: #2f7a52;
  --g-moderate-bg: #3a2d0c;
  --g-moderate-fg: #fcd98a;
  --g-moderate-bd: #8a6a1c;
  --g-folklore-bg: #3d1d14;
  --g-folklore-fg: #fdb9a3;
  --g-folklore-bd: #9a4a33;
  --g-ours-bg: #1e2a44;
  --g-ours-fg: #c3d6ff;
  --g-ours-bd: #4a6aa8;

  --l-good: #22c55e;
  --l-care: #f5b342;
  --l-skip: #f87171;
}

[data-theme="light"] {
  --m-link: #1d4ed8;
  --m-link-hover: #1e3a8a;
  --m-soft: #4b5563;
  --m-code-bg: #f1f4f8;
  --m-note-bg: #f3f6fb;

  --g-strong-bg: #e3f6eb;
  --g-strong-fg: #14532d;
  --g-strong-bd: #86c9a0;
  --g-moderate-bg: #fdf3d8;
  --g-moderate-fg: #713f12;
  --g-moderate-bd: #e0c070;
  --g-folklore-bg: #fde8e1;
  --g-folklore-fg: #7c2d12;
  --g-folklore-bd: #e5a28b;
  --g-ours-bg: #e6edfb;
  --g-ours-fg: #1e3a8a;
  --g-ours-bd: #9db4e6;

  --l-good: #15803d;
  --l-care: #b45309;
  --l-skip: #b91c1c;
}

html,
body.method-page {
  height: auto;
}

body.method-page {
  font-weight: 400;
  line-height: 1.6;
  -webkit-text-size-adjust: 100%;
  overflow-wrap: break-word;
}

.method {
  max-width: 720px;
  margin: 0 auto;
  padding: 20px 16px 56px;
}

.method a {
  color: var(--m-link);
  text-decoration: underline;
  text-underline-offset: 2px;
  text-decoration-thickness: 1px;
}
.method a:hover {
  color: var(--m-link-hover);
}
.method a:focus-visible {
  outline: 2px solid var(--m-link);
  outline-offset: 2px;
  border-radius: 3px;
}

.back {
  margin: 0 0 20px;
  font-size: 15px;
}
.back a {
  text-decoration: none;
  font-weight: 500;
}
.back a:hover {
  text-decoration: underline;
}
.back-end {
  margin-top: 48px;
  text-align: center;
}

.method h1 {
  font-size: 30px;
  line-height: 1.2;
  font-weight: 700;
  margin: 0 0 12px;
  letter-spacing: -0.01em;
}
.method h2 {
  font-size: 23px;
  line-height: 1.3;
  font-weight: 700;
  margin: 0 0 10px;
}
.method h3 {
  font-size: 17px;
  line-height: 1.35;
  font-weight: 650;
  margin: 0 0 6px;
}
.method p {
  margin: 0 0 12px;
}
.lede {
  color: var(--m-soft);
}

.method section {
  margin-top: 48px;
  scroll-margin-top: 16px;
}
.method article,
.method [id] {
  scroll-margin-top: 16px;
}

.disclaimer {
  margin: 20px 0 0;
  padding: 14px 16px;
  border: 1px solid var(--border);
  border-left: 4px solid var(--sun);
  border-radius: 10px;
  background: var(--card);
}
.disclaimer p {
  margin: 0;
}

.toc {
  margin-top: 24px;
  padding: 14px 16px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--card);
}
.toc .toc-title {
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--m-soft);
  margin: 0 0 6px;
}
.toc ol {
  margin: 0;
  padding-left: 22px;
}
.toc li {
  margin: 3px 0;
}

.panel {
  margin-top: 16px;
  padding: 16px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--card);
}
.panel > :last-child {
  margin-bottom: 0;
}

.note {
  margin-top: 12px;
  padding: 10px 12px;
  border-radius: 8px;
  background: var(--m-note-bg);
  font-size: 15px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* The formulas: one per line, wrapping with a hanging indent, so a phone
   never pans sideways. */
.m-formula {
  margin: 0 0 12px;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--m-code-bg);
}
.m-formula code {
  display: block;
  padding-left: 1.5em;
  text-indent: -1.5em;
  font: 13.5px/1.6 ui-monospace, Menlo, Consolas, monospace;
  overflow-wrap: anywhere;
}
.m-formula code + code {
  margin-top: 4px;
}
@media (max-width: 600px) {
  .m-formula code {
    font-size: 12.5px;
  }
}

/* Grade badges: always a word, never colour alone. */
.grade {
  display: inline-block;
  padding: 1px 8px;
  border: 1px solid;
  border-radius: 999px;
  font-size: 11.5px;
  font-weight: 700;
  line-height: 1.5;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  white-space: nowrap;
  vertical-align: 1px;
}
.grade-strong {
  background: var(--g-strong-bg);
  color: var(--g-strong-fg);
  border-color: var(--g-strong-bd);
}
.grade-moderate {
  background: var(--g-moderate-bg);
  color: var(--g-moderate-fg);
  border-color: var(--g-moderate-bd);
}
.grade-folklore {
  background: var(--g-folklore-bg);
  color: var(--g-folklore-fg);
  border-color: var(--g-folklore-bd);
}
.grade-ours {
  background: var(--g-ours-bg);
  color: var(--g-ours-fg);
  border-color: var(--g-ours-bd);
}

/* Rule tables: three columns when there is room, stacked on a phone. */
.rules {
  width: 100%;
  margin: 14px 0 4px;
  border-collapse: collapse;
  font-size: 14.5px;
  line-height: 1.5;
}
.rules thead th {
  text-align: left;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--m-soft);
  padding: 4px 10px 6px 0;
}
.rules tbody th,
.rules tbody td {
  text-align: left;
  vertical-align: top;
  padding: 8px 10px 8px 0;
  border-top: 1px solid var(--border);
}
.rules tbody th {
  font-weight: 600;
  width: 30%;
}
.rules tbody td:last-child {
  width: 30%;
  color: var(--m-soft);
  font-size: 13.5px;
  padding-right: 0;
}

.walk .lvl {
  display: block;
  font-size: 11.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.walk .lvl-good .lvl {
  color: var(--l-good);
}
.walk .lvl-care .lvl {
  color: var(--l-care);
}
.walk .lvl-skip .lvl {
  color: var(--l-skip);
}
.walk tbody th {
  border-left: 4px solid transparent;
  padding-left: 10px;
}
.walk .lvl-good th {
  border-left-color: var(--l-good);
}
.walk .lvl-care th {
  border-left-color: var(--l-care);
}
.walk .lvl-skip th {
  border-left-color: var(--l-skip);
}

@media (max-width: 600px) {
  .rules thead {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
  }
  .rules,
  .rules tbody,
  .rules tr,
  .rules tbody th,
  .rules tbody td {
    display: block;
    width: auto;
  }
  .rules tr {
    padding: 8px 0;
    border-top: 1px solid var(--border);
  }
  .rules tbody th,
  .rules tbody td {
    border-top: 0;
    padding: 0;
  }
  .rules tbody td:last-child {
    width: auto;
    margin-top: 2px;
  }
  .rules tbody td:last-child::before {
    content: "Whose: ";
    font-weight: 600;
  }
  .walk tbody th {
    padding-left: 10px;
  }
  .walk tbody td {
    padding-left: 14px;
  }
}

/* The sources behind a rule, each with its grade. */
.src-links {
  list-style: none;
  margin: 14px 0 0;
  padding: 10px 0 0;
  border-top: 1px dashed var(--border);
  display: flex;
  flex-wrap: wrap;
  gap: 6px 16px;
  font-size: 13.5px;
}
.src-links li {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.grade-key {
  margin: 12px 0 16px;
  display: grid;
  gap: 6px;
}
.grade-key div {
  display: grid;
  grid-template-columns: 96px 1fr;
  gap: 10px;
  align-items: baseline;
}
.grade-key dt,
.grade-key dd {
  margin: 0;
}
.grade-key dd {
  color: var(--m-soft);
  font-size: 15px;
}

.source-list {
  list-style: none;
  margin: 0;
  padding: 0;
}
.source {
  margin-top: 12px;
  padding: 14px 16px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--card);
}
.source:target {
  border-color: var(--m-link);
  box-shadow: 0 0 0 1px var(--m-link);
}
.source p {
  margin: 0;
}
.source-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--m-soft);
}
.source-title {
  margin-top: 6px !important;
  font-weight: 600;
}
.source-pub {
  font-size: 13.5px;
  color: var(--m-soft);
}
.source-note {
  margin-top: 6px !important;
  font-size: 15px;
}

.credits {
  list-style: none;
  margin: 0;
  padding: 0;
}

@media (min-width: 720px) {
  .method {
    padding-top: 32px;
  }
  .method h1 {
    font-size: 36px;
  }
}