/*
 * Wholeness documentation — styles of every page.
 *
 * Colors are tokens on :root, redefined for dark mode. Every text color meets
 * WCAG AA (4.5:1) on the backgrounds it is used on; tests/consistencia.test.mjs
 * checks the pairs, so change a token there and here together.
 *
 * The form classes (.form, .form__*, .button, .notice, .visually-hidden) are
 * the interface with the support page (content/support.html, assets/support.css):
 * keep their names.
 */

/* ── Tokens ──────────────────────────────────────────────────────────────── */

:root {
  color-scheme: light dark;
  --color-bg: #ffffff;
  --color-surface: #f5f3ee;
  --color-text: #1d2420;
  --color-muted: #4d5751;
  --color-border: #d6d2c7;
  --color-input-border: #6b746e;
  --color-link: #2b5a3c;
  --color-accent: #2f5a3f;
  --color-on-accent: #ffffff;
  --color-focus: #1a56c4;
  --color-code-bg: #eeebe3;
  --color-success-bg: #e6f2ea;
  --color-success-text: #1b4a2c;
  --color-error-bg: #fbe9e9;
  --color-error-text: #8a1f1f;
  --color-warning-bg: #fdf3dc;
  --color-warning-text: #5a3d00;
  --color-info-bg: #e9f0f8;
  --color-info-text: #1d3d63;

  --font-body: system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Consolas, 'Liberation Mono', monospace;
  --radius: 6px;
  --gutter: 1rem;
  --nav-width: 15rem;
  --content-width: 46rem;
}

@media (prefers-color-scheme: dark) {
  :root {
    --color-bg: #151816;
    --color-surface: #1e2320;
    --color-text: #e6e9e6;
    --color-muted: #b3bcb5;
    --color-border: #3a423d;
    --color-input-border: #8a948d;
    --color-link: #9fd4b1;
    --color-accent: #9fd4b1;
    --color-on-accent: #10261a;
    --color-focus: #8ab4f8;
    --color-code-bg: #262c28;
    --color-success-bg: #1b3325;
    --color-success-text: #b9e6c8;
    --color-error-bg: #3b1d1d;
    --color-error-text: #ffbcbc;
    --color-warning-bg: #3a2e13;
    --color-warning-text: #ffdb8f;
    --color-info-bg: #1c2a3b;
    --color-info-text: #bcd6f7;
  }
}

/* ── Base ────────────────────────────────────────────────────────────────── */

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

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-padding-top: 1rem;
}

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.6;
}

@media (prefers-reduced-motion: no-preference) {
  html {
    scroll-behavior: smooth;
  }
}

a {
  color: var(--color-link);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

a:hover {
  text-decoration-thickness: 2px;
}

:focus-visible {
  outline: 3px solid var(--color-focus);
  outline-offset: 2px;
  border-radius: 2px;
}

img,
svg {
  max-width: 100%;
  height: auto;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  line-height: 1.25;
  margin: 2rem 0 0.75rem;
  overflow-wrap: break-word;
}

h1 {
  font-size: 2rem;
  margin-top: 0;
}

h2 {
  font-size: 1.5rem;
  padding-top: 0.5rem;
  border-top: 1px solid var(--color-border);
}

h3 {
  font-size: 1.2rem;
}

h4 {
  font-size: 1.05rem;
}

h5,
h6 {
  font-size: 1rem;
}

p,
ul,
ol,
dl,
pre,
table {
  margin: 0 0 1rem;
}

ul,
ol {
  padding-left: 1.5rem;
}

li + li {
  margin-top: 0.35rem;
}

code,
kbd,
pre {
  font-family: var(--font-mono);
  font-size: 0.9em;
}

code {
  padding: 0.1em 0.3em;
  border-radius: 4px;
  background: var(--color-code-bg);
  overflow-wrap: anywhere;
}

pre {
  padding: 1rem;
  overflow-x: auto;
  border-radius: var(--radius);
  background: var(--color-code-bg);
  line-height: 1.5;
}

pre code {
  padding: 0;
  background: none;
  overflow-wrap: normal;
}

kbd {
  padding: 0.1em 0.35em;
  border: 1px solid var(--color-border);
  border-radius: 4px;
}

hr {
  border: 0;
  border-top: 1px solid var(--color-border);
  margin: 2rem 0;
}

/* ── Skip link ───────────────────────────────────────────────────────────── */

.skip-link {
  position: absolute;
  top: 0.5rem;
  left: 0.5rem;
  z-index: 10;
  padding: 0.6rem 1rem;
  border-radius: var(--radius);
  background: var(--color-accent);
  color: var(--color-on-accent);
  font-weight: 600;
  transform: translateY(-200%);
}

.skip-link:focus,
.skip-link:focus-visible {
  transform: none;
}

/* ── Layout ──────────────────────────────────────────────────────────────── */

.site-header {
  border-bottom: 1px solid var(--color-border);
  background: var(--color-surface);
}

.site-header__inner,
.site-footer__inner,
.page {
  max-width: calc(var(--nav-width) + var(--content-width) + 6rem);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.site-header__inner {
  padding-top: 0.9rem;
  padding-bottom: 0.9rem;
}

.site-header__title {
  color: var(--color-text);
  font-size: 1.125rem;
  font-weight: 700;
  text-decoration: none;
}

a.site-header__title:hover {
  text-decoration: underline;
}

/* The site's own pages (/support/, 404): "Theme documentation" and a link to each theme. */
.site-header__inner--site {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.5rem 1.5rem;
}

.site-header__theme-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1.25rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-header__theme-list li + li {
  margin-top: 0;
}

.page {
  display: grid;
  gap: 1.5rem;
  padding-top: 1.25rem;
  padding-bottom: 3rem;
}

.content {
  min-width: 0;
  max-width: var(--content-width);
  overflow-wrap: break-word;
}

.content:focus {
  outline: none;
}

/* Menu: a wrapping row of links on narrow screens, a column beside the page on wide ones. */
.site-nav__list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-nav__list li + li {
  margin-top: 0;
}

.site-nav__list a {
  display: block;
  padding: 0.4rem 0.75rem;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  color: var(--color-text);
  font-size: 0.95rem;
  text-decoration: none;
}

.site-nav__list a:hover {
  border-color: var(--color-link);
  color: var(--color-link);
}

.site-nav__list a[aria-current='page'] {
  border-color: var(--color-accent);
  background: var(--color-accent);
  color: var(--color-on-accent);
  font-weight: 600;
}

@media (min-width: 56rem) {
  .page {
    grid-template-columns: var(--nav-width) minmax(0, 1fr);
    gap: 3rem;
    padding-top: 2rem;
  }

  .page--single {
    grid-template-columns: minmax(0, 1fr);
  }

  .site-nav {
    position: sticky;
    top: 1rem;
    align-self: start;
    max-height: calc(100vh - 2rem);
    overflow-y: auto;
  }

  .site-nav__list {
    flex-direction: column;
    gap: 0.15rem;
  }

  .site-nav__list a {
    border: 0;
    border-left: 3px solid transparent;
    border-radius: 0 var(--radius) var(--radius) 0;
  }

  .site-nav__list a:hover {
    background: var(--color-surface);
  }

  .site-nav__list a[aria-current='page'] {
    border-left-color: var(--color-accent);
    background: var(--color-surface);
    color: var(--color-text);
  }
}

.site-footer {
  border-top: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-muted);
  font-size: 0.95rem;
}

.site-footer__inner {
  padding-top: 1.5rem;
  padding-bottom: 1.5rem;
}

.site-footer p {
  margin: 0 0 0.5rem;
}

.site-footer p:last-child {
  margin-bottom: 0;
}

/* ── Content pieces ──────────────────────────────────────────────────────── */

.lead {
  font-size: 1.15rem;
  color: var(--color-text);
}

.muted {
  color: var(--color-muted);
}

.toc {
  margin: 0 0 2rem;
  padding: 1rem 1.25rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
}

.toc__title {
  margin: 0 0 0.5rem;
  font-weight: 700;
}

.toc ul {
  margin: 0;
}

.toc ul ul {
  margin-top: 0.35rem;
}

@media (min-width: 40rem) {
  .toc__columns {
    columns: 2;
    column-gap: 2rem;
  }

  .toc__columns li {
    break-inside: avoid;
  }
}

.callout {
  margin: 0 0 1.25rem;
  padding: 0.9rem 1.1rem;
  border-left: 4px solid currentColor;
  border-radius: var(--radius);
}

.callout > :last-child {
  margin-bottom: 0;
}

.callout a {
  color: inherit;
}

.callout--info {
  background: var(--color-info-bg);
  color: var(--color-info-text);
}

.callout--warning {
  background: var(--color-warning-bg);
  color: var(--color-warning-text);
}

.cards {
  display: grid;
  gap: 1rem;
  margin: 0 0 1.5rem;
}

@media (min-width: 40rem) {
  .cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.card {
  padding: 1rem 1.25rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
}

.card > :first-child {
  margin-top: 0;
}

.card > :last-child {
  margin-bottom: 0;
}

.table-wrap {
  margin: 0 0 1.25rem;
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
}

th,
td {
  padding: 0.5rem 0.75rem;
  border-bottom: 1px solid var(--color-border);
  text-align: left;
  vertical-align: top;
}

thead th {
  background: var(--color-surface);
}

tbody th {
  font-weight: 600;
}

.faq dt {
  font-weight: 700;
}

/* ── Settings reference (generated pages) ────────────────────────────────── */

.ref-section {
  margin: 0 0 2rem;
}

.ref-meta {
  padding: 0;
  list-style: none;
  color: var(--color-muted);
}

.ref-meta li + li {
  margin-top: 0.2rem;
}

.ref-meta__key {
  color: var(--color-text);
  font-weight: 600;
}

.ref-meta-line,
.ref-empty,
.ref-group__info,
.ref-see-also {
  color: var(--color-muted);
}

.ref-subtitle {
  margin-top: 1.5rem;
}

.ref-group {
  margin: 1.25rem 0 0.5rem;
  font-size: 0.85rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-muted);
}

.ref-note {
  padding: 0.6rem 0.9rem;
  border-radius: var(--radius);
  background: var(--color-info-bg);
  color: var(--color-info-text);
}

.ref-list {
  margin: 0 0 1rem;
  border-top: 1px solid var(--color-border);
}

.ref-item {
  padding: 0.65rem 0;
  border-bottom: 1px solid var(--color-border);
}

.ref-item__label {
  font-weight: 600;
}

.ref-item dd {
  margin: 0.15rem 0 0;
}

.ref-item__type,
.ref-item__condition {
  color: var(--color-muted);
  font-size: 0.95rem;
}

.ref-item__condition {
  font-style: italic;
}

/* ── Forms (interface with the support page) ─────────────────────────────── */

.form {
  display: grid;
  gap: 1.25rem;
  max-width: 36rem;
  margin: 0 0 1.5rem;
}

.form__field {
  display: grid;
  gap: 0.35rem;
  min-width: 0;
}

.form__label {
  font-weight: 600;
}

.form__hint {
  color: var(--color-muted);
  font-size: 0.95rem;
}

.form__input,
.form__select,
.form__textarea,
.form__file {
  width: 100%;
  max-width: 100%;
  margin: 0;
  padding: 0.6rem 0.75rem;
  border: 1px solid var(--color-input-border);
  border-radius: var(--radius);
  background: var(--color-bg);
  color: var(--color-text);
  font: inherit;
}

/* Safari ignores padding on a select that keeps its native look, so it rendered shorter than the other fields.
   The arrow is drawn with gradients so it follows the text color in light and dark mode. */
.form__select {
  appearance: none;
  -webkit-appearance: none;
  padding-right: 2.5rem;
  background-image:
    linear-gradient(45deg, transparent 50%, var(--color-text) 50%),
    linear-gradient(135deg, var(--color-text) 50%, transparent 50%);
  background-position:
    calc(100% - 20px) 50%,
    calc(100% - 15px) 50%;
  background-size: 5px 5px;
  background-repeat: no-repeat;
}

.form__textarea {
  min-height: 9rem;
  resize: vertical;
}

.form__file {
  padding: 0.5rem;
}

.form__input:focus-visible,
.form__select:focus-visible,
.form__textarea:focus-visible,
.form__file:focus-visible {
  outline: 3px solid var(--color-focus);
  outline-offset: 1px;
}

.form__input[aria-invalid='true'],
.form__select[aria-invalid='true'],
.form__textarea[aria-invalid='true'],
.form__file[aria-invalid='true'] {
  border-color: var(--color-error-text);
  border-width: 2px;
}

.form__error {
  margin: 0;
  color: var(--color-error-text);
  font-size: 0.95rem;
  font-weight: 600;
}

.form__error:empty {
  display: none;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 2.75rem;
  padding: 0.6rem 1.4rem;
  border: 2px solid var(--color-accent);
  border-radius: var(--radius);
  background: var(--color-accent);
  color: var(--color-on-accent);
  font: inherit;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
}

.button:hover {
  filter: brightness(1.1);
}

.button[disabled],
.button[aria-disabled='true'] {
  opacity: 0.6;
  cursor: not-allowed;
  filter: none;
}

.notice {
  margin: 0 0 1.25rem;
  padding: 0.9rem 1.1rem;
  border: 1px solid var(--color-border);
  border-left-width: 4px;
  border-radius: var(--radius);
  background: var(--color-surface);
  color: var(--color-text);
}

.notice > :last-child {
  margin-bottom: 0;
}

.notice--success {
  border-color: var(--color-success-text);
  background: var(--color-success-bg);
  color: var(--color-success-text);
}

.notice--error {
  border-color: var(--color-error-text);
  background: var(--color-error-bg);
  color: var(--color-error-text);
}

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

/* ── Windows High Contrast and print ─────────────────────────────────────── */

@media (forced-colors: active) {
  .site-nav__list a[aria-current='page'] {
    border: 2px solid CanvasText;
  }

  .button {
    border: 2px solid ButtonText;
  }
}

@media print {
  .site-nav,
  .skip-link,
  .site-footer {
    display: none;
  }

  .page {
    display: block;
  }
}