/* site.css — marketing/docs chrome shared by index.html and customizer/.
   Everything here flows through habitat.css's semantic variables so these
   pages dogfood the library on themselves. */

.site-page {
  max-width: 56rem;
  margin: 0 auto;
  padding: 1.5rem 1.25rem 5rem;
}

.site-nav {
  position: sticky;
  top: 0.75rem;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.6rem 0.6rem 0.6rem 1rem;
  margin-bottom: 3rem;
  border: 1px solid var(--habitat-border);
  border-radius: 0.9rem;
  background: var(--habitat-surface);
  box-shadow: var(--habitat-shadow);
  font-family: var(--habitat-font-ui);
}

.site-nav__brand {
  font-weight: 700;
  font-size: 1rem;
  color: var(--habitat-text);
  text-decoration: none;
  letter-spacing: -0.01em;
}

.site-nav__links {
  display: flex;
  align-items: center;
  gap: 1.1rem;
  flex-wrap: wrap;
}

.site-nav__links a:not(.habitat-btn) {
  font: 600 0.82rem var(--habitat-font-ui);
  color: var(--habitat-text-muted);
  text-decoration: none;
}

.site-nav__links a:not(.habitat-btn):hover {
  color: var(--habitat-text);
}

.site-modes {
  display: flex;
  gap: 0.2rem;
  padding: 0.2rem;
  border-radius: 0.6rem;
  background: color-mix(in oklab, var(--habitat-text) 6%, transparent);
}

.site-modes button {
  font: 600 0.72rem var(--habitat-font-ui);
  padding: 0.32rem 0.6rem;
  border-radius: 0.4rem;
  border: 1px solid transparent;
  background: transparent;
  color: var(--habitat-text-muted);
  cursor: pointer;
}

.site-modes button[aria-pressed="true"] {
  background: var(--habitat-accent);
  color: var(--habitat-bg);
}

.site-scheme-select {
  font: 600 0.72rem var(--habitat-font-ui);
  padding: 0.32rem 0.5rem;
  border-radius: 0.5rem;
  border: 1px solid var(--habitat-border);
  background: var(--habitat-surface);
  color: var(--habitat-text-muted);
  cursor: pointer;
}

.site-scheme-select:focus-visible {
  outline: 2px solid var(--habitat-accent);
  outline-offset: 2px;
}

/* ----- hero ----- */

.hero {
  margin-bottom: 3.5rem;
}

.hero__definition {
  display: inline-block;
  padding: 1rem 1.3rem;
  margin-bottom: 1.5rem;
  border: 1px solid var(--habitat-border);
  border-radius: 0.9rem;
  background: var(--habitat-surface);
  box-shadow: var(--habitat-shadow);
}

.hero__word {
  font-size: 1.15rem;
  font-weight: 700;
  margin-right: 0.5rem;
}

.hero__ipa,
.hero__pos {
  font-family: var(--habitat-font-ui);
  color: var(--habitat-text-muted);
  font-size: 0.85rem;
  font-weight: 600;
}

.hero__def {
  margin: 0.4rem 0 0;
  max-width: 38rem;
}

.hero h1 {
  font-size: 2.6rem;
  line-height: 1.15;
  margin: 0 0 0.9rem;
  max-width: 30rem;
}

.hero__reframe {
  font-size: 1.1rem;
  color: var(--habitat-text-muted);
  max-width: 38rem;
  margin: 0 0 2rem;
}

/* ----- CTAs / downloads ----- */

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 1.5rem;
}

.cta-row .habitat-btn {
  font-size: 0.88rem;
  padding: 0.65rem 1.15rem;
}

.install-panel {
  border: 1px solid var(--habitat-border);
  border-radius: 0.9rem;
  background: var(--habitat-surface);
  box-shadow: var(--habitat-shadow);
  overflow: hidden;
}

.install-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.1rem;
  padding: 0.5rem 0.5rem 0;
  border-bottom: 1px solid var(--habitat-border);
}

.install-tabs button {
  font: 600 0.76rem var(--habitat-font-ui);
  padding: 0.45rem 0.75rem;
  border: none;
  border-radius: 0.5rem 0.5rem 0 0;
  background: transparent;
  color: var(--habitat-text-muted);
  cursor: pointer;
}

.install-tabs button[aria-selected="true"] {
  background: color-mix(in oklab, var(--habitat-text) 6%, transparent);
  color: var(--habitat-text);
}

.install-panel pre {
  margin: 0;
  padding: 1rem 1.2rem;
  border: none;
  border-radius: 0;
  background: transparent;
  font-size: 0.82rem;
  overflow-x: auto;
  scrollbar-width: thin;
}

.install-panel__copy {
  display: flex;
  justify-content: flex-end;
  padding: 0.5rem 0.7rem;
}

/* ----- feature cards: 2x2 on tablet/desktop, 4x1 (single column) on mobile ----- */

.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.1rem;
  margin: 2rem 0;
}

@media (max-width: 40rem) {
  .feature-grid {
    grid-template-columns: 1fr;
  }
}

.feature-card {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: 1.5rem 1.6rem;
  border: 1px solid var(--habitat-border);
  border-radius: 1.1rem;
  background: linear-gradient(160deg,
    color-mix(in oklab, var(--habitat-accent) 6%, var(--habitat-surface)),
    var(--habitat-surface) 55%);
  box-shadow: var(--habitat-shadow);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.feature-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(15, 17, 22, 0.14);
}

/* Abstract theme-tinted art: plain currentColor shapes rather than a photo
   filter, so the "image" always matches the live palette exactly instead
   of approximating it through grayscale+blend-mode tricks. */
.feature-card__art {
  position: absolute;
  inset: -10% -10% auto auto;
  width: 65%;
  aspect-ratio: 1;
  color: var(--habitat-accent);
  opacity: 0.1;
  z-index: 0;
  pointer-events: none;
}

.feature-card__art svg {
  width: 100%;
  height: 100%;
}

.feature-card__icon {
  position: relative;
  z-index: 1;
  width: 2.75rem;
  height: 2.75rem;
  display: grid;
  place-items: center;
  border-radius: 0.85rem;
  background: color-mix(in oklab, var(--habitat-accent) 16%, var(--habitat-bg));
  color: var(--habitat-accent);
  margin-bottom: 1rem;
}

.feature-card h3,
.feature-card p {
  position: relative;
  z-index: 1;
}

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

.feature-card p {
  margin: 0;
  color: var(--habitat-text-muted);
  font-size: 0.92rem;
}

/* ----- generic section rhythm ----- */

.site-page section {
  margin-top: 3.5rem;
}

.site-page h2 {
  font-size: 1.5rem;
  margin-bottom: 0.6rem;
}

.section-lede {
  color: var(--habitat-text-muted);
  max-width: 40rem;
  margin-top: 0;
}

.link-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 1rem;
}

.site-footer {
  margin-top: 4rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--habitat-border);
  font: 0.8rem var(--habitat-font-ui);
  color: var(--habitat-text-muted);
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
  justify-content: space-between;
}

.site-footer a {
  color: var(--habitat-text-muted);
}

/* --------------------------------------------------------------------------
   Embedded shadcn/ui component showcase — proves habitat-shadcn.css by
   using nothing but its standard token set (--background, --primary,
   --card, --border, --ring, --destructive, --radius…). This lives on the
   landing page itself, re-theming live with the Off/Eink/Camo toggle
   above, since these variables are just aliases onto --habitat-*.
   -------------------------------------------------------------------------- */

.sd-showcase {
  padding: 1.5rem;
  border: 1px solid var(--border);
  border-radius: calc(var(--radius) * 1.6);
  background: var(--background);
  margin-top: 1.5rem;
}

.sd-showcase__buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 1.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border);
}

.sd-showcase__row {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 1.25rem;
}

@media (max-width: 40rem) {
  .sd-showcase__row {
    grid-template-columns: 1fr;
  }
}

.sd-btn {
  font: 600 0.82rem var(--habitat-font-ui);
  padding: 0.5rem 1rem;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
  transition: filter 0.15s ease;
}

.sd-btn--sm {
  padding: 0.35rem 0.75rem;
  font-size: 0.76rem;
}

.sd-btn--primary {
  background: var(--primary);
  color: var(--primary-foreground);
}

.sd-btn--secondary {
  background: var(--secondary);
  color: var(--secondary-foreground);
  border-color: var(--border);
}

.sd-btn--outline {
  background: transparent;
  color: var(--foreground);
  border-color: var(--border);
}

.sd-btn--ghost {
  background: transparent;
  color: var(--foreground);
}

.sd-btn--destructive {
  background: var(--destructive);
  color: #fff;
}

.sd-btn:hover {
  filter: brightness(1.08);
}

.sd-btn:focus-visible {
  outline: 2px solid var(--ring);
  outline-offset: 2px;
}

.sd-card {
  padding: 1.1rem 1.2rem;
  border: 1px solid var(--border);
  border-radius: calc(var(--radius) * 1.3);
  background: var(--card);
  color: var(--card-foreground);
}

.sd-card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.4rem;
}

.sd-card__header h4 {
  margin: 0;
  font-size: 1rem;
}

.sd-card__desc {
  margin: 0 0 1rem;
  font-size: 0.85rem;
  color: var(--muted-foreground);
}

.sd-card__footer {
  display: flex;
  gap: 0.5rem;
  margin-top: 1rem;
}

.sd-field {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  font: 650 0.7rem var(--habitat-font-ui);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted-foreground);
}

.sd-input {
  font: 500 0.85rem var(--habitat-font-ui);
  padding: 0.5rem 0.7rem;
  border-radius: calc(var(--radius) * 0.85);
  border: 1px solid var(--input);
  background: var(--background);
  color: var(--foreground);
}

.sd-input:focus-visible {
  outline: 2px solid var(--ring);
  outline-offset: 1px;
}

.sd-badge {
  display: inline-flex;
  align-items: center;
  font: 650 0.68rem var(--habitat-font-ui);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
  background: var(--primary);
  color: var(--primary-foreground);
}

.sd-badge--secondary {
  background: var(--secondary);
  color: var(--secondary-foreground);
  border: 1px solid var(--border);
}

.sd-badge--outline {
  background: transparent;
  color: var(--foreground);
  border: 1px solid var(--border);
}

.sd-badge--destructive {
  background: var(--destructive);
  color: #fff;
}

.sd-badge-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.sd-stack {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.sd-alert {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  padding: 0.8rem 1rem;
  border: 1px solid var(--destructive);
  border-radius: calc(var(--radius) * 0.85);
  background: color-mix(in oklab, var(--destructive) 10%, var(--background));
  font-size: 0.82rem;
}

.sd-alert strong {
  color: var(--destructive);
  font-size: 0.85rem;
}