/* CorePOS site. Colours come from packages/core_ui/lib/src/theme.dart. */

:root {
  color-scheme: light dark;
  --brand: #186a5b;
  --brand-light: #6dbe7e;
  --surface: #f6f8f7;
  --surface-tint: #e8f4f0;
  --card: #ffffff;
  --text: #1a2421;
  --text-muted: #4a5a55;
  --link: var(--brand);
  --border: #cfdcd7;
  --focus: #0b5345;
  --on-brand: #ffffff;
  --mark-bg: #fff1b8;
  --mark-text: #3d2e00;
  --banner-bg: #5c3b00;
  --banner-text: #ffffff;
  --error: #a4262c;
  --gutter: 16px;
  --max: 72rem;
  --radius: 12px;
  --font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --surface: #0f1b1f;
    --surface-tint: #16292b;
    --card: #15252a;
    --text: #e6eeec;
    --text-muted: #b3c3be;
    --link: var(--brand-light);
    --border: #2c4247;
    --focus: #9fe0ad;
    --mark-bg: #4a3b00;
    --mark-text: #fff1b8;
    --banner-bg: #ffd27a;
    --banner-text: #2b1c00;
    --error: #ffb4ab;
  }
}

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

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--surface);
  color: var(--text);
  font-family: var(--font);
  font-size: 1rem;
  line-height: 1.6;
  overflow-wrap: break-word;
}

main {
  flex: 1;
}

main:focus {
  outline: none;
}

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

a {
  color: var(--link);
  text-underline-offset: 0.15em;
}

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

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

h1,
h2,
h3 {
  line-height: 1.25;
  margin: 1.5em 0 0.5em;
}

h1 {
  font-size: clamp(1.75rem, 1.3rem + 2vw, 2.75rem);
}

h2 {
  font-size: 1.4rem;
}

.wrap {
  width: 100%;
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

/* Skip link: hidden until focused. */
.skip-link {
  position: absolute;
  left: var(--gutter);
  top: -100px;
  z-index: 10;
  padding: 0.5rem 1rem;
  background: var(--card);
  color: var(--link);
  border: 2px solid var(--focus);
  border-radius: var(--radius);
}

.skip-link:focus {
  top: 0.5rem;
}

.build-banner {
  margin: 0;
  padding: 0.5rem var(--gutter);
  background: var(--banner-bg);
  color: var(--banner-text);
  font-size: 0.9rem;
  text-align: center;
}

mark.placeholder {
  background: var(--mark-bg);
  color: var(--mark-text);
  outline: 1px dashed currentColor;
  padding: 0 0.2em;
}

/* Header */
.site-header {
  background: var(--card);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 1.5rem;
  min-height: 3.5rem;
  padding-top: 0.5rem;
  padding-bottom: 0.5rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text);
  font-weight: 700;
  font-size: 1.15rem;
  text-decoration: none;
}

.main-nav {
  /* Gets a row of its own on a phone rather than a narrow column. */
  flex: 1 1 20rem;
}

.main-nav ul,
.site-footer ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.main-nav a,
.lang-switch a {
  display: inline-block;
  padding: 0.5rem 0.25rem;
}

.main-nav a[aria-current="page"] {
  font-weight: 700;
  text-decoration-thickness: 2px;
}

.lang-switch {
  margin-left: auto;
}

/* Home */
.hero {
  background: var(--surface-tint);
  padding: 2rem 0 3rem;
}

.hero h1 {
  margin-top: 0.5em;
  max-width: 20em;
}

.lead {
  font-size: 1.15rem;
  max-width: 38em;
  color: var(--text);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin: 1.5rem 0 0;
}

.button {
  display: inline-block;
  padding: 0.75rem 1.25rem;
  border: 2px solid var(--brand);
  border-radius: var(--radius);
  background: var(--brand);
  color: var(--on-brand);
  font-weight: 600;
  text-decoration: none;
}

.button:hover {
  text-decoration: underline;
}

.button.secondary {
  background: transparent;
  color: var(--link);
  border-color: currentColor;
}

.section {
  padding-top: 1rem;
  padding-bottom: 2rem;
}

.band {
  background: var(--surface-tint);
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 16rem), 1fr));
  gap: 1rem;
  margin: 1.5rem 0;
  padding: 0;
  list-style: none;
}

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

.card h3 {
  margin: 0 0 0.5rem;
  font-size: 1.1rem;
}

.card p {
  margin: 0.5rem 0 0;
}

/* Feature status: 'released' or the built label from the config. */
.status {
  display: inline-block;
  padding: 0 0.6em;
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--text-muted);
  font-size: 0.875rem;
}

.status.released {
  border-color: var(--brand);
  color: var(--text);
  font-weight: 600;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

.feature {
  display: grid;
  gap: 0 2rem;
  align-items: start;
  padding-top: 0.5rem;
  padding-bottom: 1.5rem;
  border-top: 1px solid var(--border);
}

.feature h2 {
  margin-top: 1rem;
}

.sketch {
  margin: 1rem 0 0;
}

.sketch img {
  display: block;
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.sketch figcaption {
  margin-top: 0.25rem;
  color: var(--text-muted);
  font-size: 0.875rem;
}

.hero-shot {
  margin-top: 2rem;
  max-width: 640px;
}

@media (min-width: 48rem) {
  .feature {
    grid-template-columns: 3fr 2fr;
  }

  .sketch {
    margin-top: 1.5rem;
  }
}

.quote blockquote {
  margin: 0;
  padding-left: 1rem;
  border-left: 4px solid var(--brand-light);
  font-size: 1.15rem;
}

.quote figcaption {
  margin-top: 0.5rem;
  color: var(--text-muted);
}

/* Page intro aligned with the sections below it. */
.intro {
  padding-bottom: 1rem;
}

.intro p {
  max-width: 42em;
}

/* Text pages */
.prose {
  max-width: 48rem;
  padding-bottom: 3rem;
}

.prose p,
.prose li {
  max-width: 42em;
}

.notice {
  padding: 0.75rem 1rem;
  background: var(--mark-bg);
  color: var(--mark-text);
  border-radius: var(--radius);
}

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

.details {
  display: grid;
  grid-template-columns: max-content minmax(0, 1fr);
  gap: 0.25rem 1rem;
  margin: 1rem 0;
}

.details dt {
  font-weight: 600;
}

.details dd {
  margin: 0;
}

code,
pre {
  font-family: ui-monospace, "Cascadia Mono", Consolas, "Liberation Mono", monospace;
  font-size: 0.9em;
}

.hash {
  overflow-wrap: anywhere;
}

pre {
  max-width: 100%;
  padding: 0.75rem 1rem;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

/* Demo request form (22d) */
.contact-form {
  max-width: 36rem;
  margin: 1.5rem 0 2rem;
}

.field,
.field-group {
  margin: 0 0 1.25rem;
}

.field-group {
  padding: 0.75rem 1rem 0;
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.field-group legend {
  padding: 0 0.25rem;
}

.contact-form label,
.field-group legend {
  display: block;
  font-weight: 600;
}

.req {
  font-weight: 400;
  color: var(--text-muted);
}

.contact-form input,
.contact-form textarea {
  display: block;
  width: 100%;
  min-height: 2.75rem;
  margin-top: 0.25rem;
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--text-muted);
  border-radius: 8px;
  background: var(--card);
  color: var(--text);
  font: inherit;
}

.contact-form input.short {
  max-width: 8rem;
}

.contact-form textarea {
  resize: vertical;
}

.contact-form [aria-invalid="true"] {
  border: 2px solid var(--error);
}

.hint {
  margin: 0.25rem 0 0;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.field-error {
  margin: 0.25rem 0 0;
  color: var(--error);
  font-weight: 600;
}

.form-status {
  margin: 0 0 1.5rem;
  padding: 0.75rem 1rem;
  border: 2px solid var(--error);
  border-radius: var(--radius);
  background: var(--card);
}

.form-status p,
.form-status ul {
  margin: 0.25rem 0;
}

.form-error h2 {
  margin-top: 0;
  font-size: 1.15rem;
}

button.button {
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}

button.button:disabled {
  opacity: 0.75;
  cursor: progress;
}

/* The honeypot: off screen for people, still in the form for bots. */
.hp {
  position: absolute;
  left: -10000px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

/* Root language choice */
.choice {
  padding-bottom: 3rem;
}

.choice-list {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin: 1.5rem 0 0;
  padding: 0;
  list-style: none;
}

.choice-list a {
  display: inline-block;
  min-width: 10rem;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius);
  background: var(--brand);
  color: var(--on-brand);
  font-weight: 600;
  text-align: center;
  text-decoration: none;
}

.choice-list a:hover {
  text-decoration: underline;
}

/* Footer */
.site-footer {
  margin-top: 2rem;
  padding: 1.5rem 0;
  background: var(--card);
  border-top: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 0.9rem;
}

.site-footer p {
  margin: 0.75rem 0 0;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}