/**
 * DS-FOUNDATION-1 — Base foundation (reset + type utilities)
 */

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

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

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: var(--type-body-size);
  line-height: var(--type-body-lh);
  font-weight: var(--type-body-weight);
  color: var(--text-primary);
  background: var(--surface-base);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: var(--action-link);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.15em;
  transition: color var(--motion-fast) var(--ease-standard);
}

a:hover {
  color: var(--action-primary-hover);
}

:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring);
}

.sks-container {
  width: min(100% - 2rem, var(--container-page));
  margin-inline: auto;
}

.sks-container--narrow {
  width: min(100% - 2rem, var(--container-narrow));
}

/* -------------------------------------------------------------------------- */
/* Typography utilities                                                       */
/* -------------------------------------------------------------------------- */

.sks-display {
  font-size: var(--type-display-size);
  line-height: var(--type-display-lh);
  font-weight: var(--type-display-weight);
  letter-spacing: var(--type-display-tracking);
  margin: 0;
}

.sks-h1 {
  font-size: var(--type-h1-size);
  line-height: var(--type-h1-lh);
  font-weight: var(--type-h1-weight);
  letter-spacing: var(--type-h1-tracking);
  margin: 0;
}

.sks-h2 {
  font-size: var(--type-h2-size);
  line-height: var(--type-h2-lh);
  font-weight: var(--type-h2-weight);
  letter-spacing: var(--type-h2-tracking);
  margin: 0;
}

.sks-h3 {
  font-size: var(--type-h3-size);
  line-height: var(--type-h3-lh);
  font-weight: var(--type-h3-weight);
  letter-spacing: var(--type-h3-tracking);
  margin: 0;
}

.sks-body-lg {
  font-size: var(--type-body-lg-size);
  line-height: var(--type-body-lg-lh);
  font-weight: var(--type-body-lg-weight);
}

.sks-body {
  font-size: var(--type-body-size);
  line-height: var(--type-body-lh);
  font-weight: var(--type-body-weight);
}

.sks-small {
  font-size: var(--type-small-size);
  line-height: var(--type-small-lh);
  font-weight: var(--type-small-weight);
}

.sks-label {
  font-size: var(--type-label-size);
  line-height: var(--type-label-lh);
  font-weight: var(--type-label-weight);
}

.sks-specs {
  font-size: var(--type-specs-size);
  line-height: var(--type-specs-lh);
  font-weight: var(--type-specs-weight);
  color: var(--text-secondary);
}

.sks-text-secondary {
  color: var(--text-secondary);
}

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

.sks-text-inverse {
  color: var(--text-inverse);
}

/* Styleguide layout helpers */
.sks-ds {
  padding-block: var(--space-48) var(--space-80);
  background:
    linear-gradient(180deg, rgb(35 42 48 / 0.03), transparent 18rem),
    var(--surface-base);
}

.sks-ds__header {
  display: grid;
  gap: var(--space-16);
  margin-bottom: var(--space-48);
  padding-bottom: var(--space-32);
  border-bottom: var(--border-w-default) solid var(--border-default);
}

.sks-ds__meta {
  color: var(--text-secondary);
  max-width: 40rem;
}

.sks-ds__section {
  margin-bottom: var(--space-64);
}

.sks-ds__section-title {
  margin-bottom: var(--space-8);
}

.sks-ds__section-desc {
  margin: 0 0 var(--space-24);
  color: var(--text-secondary);
  max-width: 40rem;
}

.sks-ds__grid {
  display: grid;
  gap: var(--space-16);
}

.sks-ds__grid--2 {
  grid-template-columns: 1fr;
}

.sks-ds__grid--3 {
  grid-template-columns: 1fr;
}

.sks-ds__grid--4 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

@media (min-width: 768px) {
  .sks-ds__grid--2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .sks-ds__grid--3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .sks-ds__grid--4 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.sks-ds__swatch {
  border: var(--border-w-default) solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--surface-card);
}

.sks-ds__swatch-chip {
  height: 4.5rem;
}

.sks-ds__swatch-meta {
  padding: var(--space-12) var(--space-16);
}

.sks-ds__swatch-meta code {
  font-family: var(--font-sans);
  font-size: var(--type-small-size);
  color: var(--text-muted);
}

.sks-ds__type-row {
  display: grid;
  gap: var(--space-8);
  padding-block: var(--space-20);
  border-bottom: var(--border-w-default) solid var(--border-subtle);
}

.sks-ds__type-meta {
  font-size: var(--type-small-size);
  color: var(--text-muted);
}

.sks-ds__logo-board {
  display: grid;
  gap: var(--space-16);
  grid-template-columns: 1fr;
}

@media (min-width: 768px) {
  .sks-ds__logo-board {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.sks-ds__logo-panel {
  display: grid;
  place-items: center;
  min-height: 8rem;
  padding: var(--space-32);
  border-radius: var(--radius-md);
  border: var(--border-w-default) solid var(--border-default);
}

.sks-ds__logo-panel img {
  width: min(100%, 18rem);
}

.sks-ds__logo-panel--inverse {
  background: var(--surface-inverse);
  border-color: transparent;
}

.sks-ds__token-list {
  display: grid;
  gap: var(--space-8);
  margin: 0;
  padding: 0;
  list-style: none;
}

.sks-ds__token-list li {
  display: flex;
  justify-content: space-between;
  gap: var(--space-16);
  padding: var(--space-12) var(--space-16);
  background: var(--surface-subtle);
  border-radius: var(--radius-sm);
  font-size: var(--type-small-size);
}

.sks-ds__demo-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-12);
  margin-bottom: var(--space-16);
}

.sks-ds__form-stack {
  display: grid;
  gap: var(--space-16);
  max-width: 24rem;
}

.sks-ds__cards {
  display: grid;
  gap: var(--space-20);
  grid-template-columns: 1fr;
}

@media (min-width: 768px) {
  .sks-ds__cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .sks-ds__cards--3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.sks-ds__surface-demo {
  padding: var(--space-24);
  border-radius: var(--radius-md);
  border: var(--border-w-default) solid var(--border-default);
}