/* OFB-F004 — shared primitives. Feature styles may extend, not replace, these patterns. */

:where(body) {
  font-weight: var(--font-weight-regular);
}

:where(h1, h2, h3, h4, h5, h6, strong, b) {
  font-weight: var(--font-weight-bold);
}

:where(button, input, select, textarea, label, nav a, .button, .badge, .eyebrow, .section-kicker) {
  font-weight: var(--font-weight-medium);
}

.ds-container,
.container-default {
  width: min(100%, var(--container-default));
  margin-inline: auto;
}

.ds-container-wide,
.container-wide {
  width: min(100%, var(--container-wide));
  margin-inline: auto;
}

.ds-prose,
.prose {
  width: min(100%, var(--container-prose));
}

.ds-prose :where(p, li) {
  max-width: 70ch;
}

.ds-section {
  display: grid;
  gap: var(--space-7);
}

.ds-section-header {
  display: grid;
  gap: var(--space-3);
  max-width: var(--container-prose);
}

.ds-section-header :where(h1, h2, h3, p) {
  margin: 0;
}

.ds-section-header p {
  color: var(--text-secondary);
  font-size: var(--type-scale-lead);
}

.ds-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 250px), 1fr));
  gap: var(--space-5);
}

.ds-stack {
  display: grid;
  gap: var(--space-4);
}

.ds-cluster {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-3);
}

.ds-panel,
.ds-card {
  border: var(--border-hairline);
  border-radius: var(--radius-card);
  background: var(--surface-panel);
  color: var(--text-primary);
}

.ds-panel {
  padding: var(--panel-padding);
  box-shadow: var(--shadow-card);
}

.ds-card {
  padding: var(--space-6);
}

.button,
button.button,
a.button {
  display: inline-flex;
  min-height: var(--control-height-md);
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0 var(--control-padding-x);
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  font-size: var(--type-scale-small);
  line-height: 1;
  text-decoration: none;
  cursor: pointer;
  transition:
    background-color var(--motion-duration-fast) var(--motion-easing-standard),
    border-color var(--motion-duration-fast) var(--motion-easing-standard),
    color var(--motion-duration-fast) var(--motion-easing-standard),
    transform var(--motion-duration-fast) var(--motion-easing-standard);
}

.button--primary {
  background: var(--button-primary-bg);
  color: var(--button-primary-text);
}

.button--primary:hover {
  background: var(--button-primary-bg-hover);
  color: var(--button-primary-text);
}

.button--secondary {
  border-color: var(--border-default);
  background: var(--button-secondary-bg);
  color: var(--button-secondary-text);
}

.button--secondary:hover {
  border-color: var(--border-emphasis);
  background: var(--button-secondary-bg-hover);
  color: var(--button-secondary-text);
}

.button--quiet {
  background: transparent;
  color: var(--text-secondary);
}

.button--quiet:hover {
  background: var(--surface-panel-muted);
  color: var(--text-primary);
}

.form-field {
  display: grid;
  gap: var(--space-2);
}

.form-field > label {
  color: var(--text-primary);
  font-size: var(--type-scale-small);
}

:where(input:not([type='checkbox']):not([type='radio']), select, textarea) {
  width: 100%;
  min-height: var(--control-height-md);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-sm);
  background: var(--surface-panel);
  color: var(--text-primary);
}

:where(input:not([type='checkbox']):not([type='radio']), select) {
  padding-inline: var(--space-4);
}

textarea {
  min-height: 120px;
  padding: var(--space-3) var(--space-4);
  resize: vertical;
}

:where(input, select, textarea)::placeholder {
  color: var(--text-secondary);
  opacity: 0.8;
}

.badge,
.status-chip {
  display: inline-flex;
  min-height: 28px;
  align-items: center;
  padding: 4px 10px;
  border: 1px solid var(--border-default);
  border-radius: var(--radius-pill);
  background: var(--surface-panel-muted);
  color: var(--text-secondary);
  font-size: var(--type-scale-caption);
  line-height: var(--line-height-compact);
}

.notice {
  padding: var(--space-4) var(--space-5);
  border-left: 3px solid var(--color-signal-amber);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: var(--color-signal-amber-soft);
}

.notice--success {
  border-left-color: var(--color-pass);
  background: var(--color-pass-soft);
}

.notice--danger {
  border-left-color: var(--color-block);
  background: var(--color-block-soft);
}

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

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

@media (max-width: 767px) {
  .ds-panel,
  .ds-card {
    padding: var(--space-5);
  }

  .button {
    min-height: var(--control-height-lg);
  }
}

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