/*
 * BKA Web UI — COMPONENTS (W-UI0)
 * Wordmark, hamburger, navigation lists, language switcher, buttons,
 * cards, and loading / error / success state blocks.
 * Every value comes from tokens.css — no scattered hard-coded design.
 */

/* ---------- Wordmark (text only — no logo artwork) ---------- */
.wordmark {
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: var(--tap-min);
  padding-inline: var(--space-1);
  text-decoration: none;
  color: var(--color-text);
}

.wordmark__name {
  font-size: var(--fs-lg);
  font-weight: var(--fw-bold);
  letter-spacing: 0.02em;
  color: var(--color-primary);
}

.wordmark__sub {
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
}

/* ---------- Hamburger toggle ---------- */
.menu-toggle {
  margin-left: auto;
  width: var(--tap-min);
  height: var(--tap-min);
  padding: 0;
  align-items: center;
  justify-content: center;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
}

.menu-toggle__bars {
  display: flex;
  flex-direction: column;
  gap: 5px;
  width: 20px;
}

.menu-toggle__bars span {
  display: block;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
}

/* ---------- Navigation list ---------- */
.nav-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.nav-list__link {
  display: flex;
  align-items: center;
  min-height: var(--tap-min);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  color: var(--color-text);
  text-decoration: none;
}

.nav-list__link:hover {
  background: var(--color-bg);
  color: var(--color-primary);
}

.nav-list__link[aria-current] {
  background: var(--color-primary-bg);
  color: var(--color-primary);
  font-weight: var(--fw-semibold);
  box-shadow: inset 0 -3px 0 var(--color-accent); /* approved Gold accent */
}

/* ---------- Language switcher ---------- */
.lang-switch {
  margin-top: var(--space-2);
}

.lang-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1);
}

.lang-list__link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: var(--tap-min);
  min-width: var(--tap-min);
  padding-inline: var(--space-2);
  border-radius: var(--radius-sm);
  color: var(--color-text-muted);
  font-size: var(--fs-sm);
  text-decoration: none;
}

.lang-list__link:hover {
  background: var(--color-bg);
  color: var(--color-primary);
}

.lang-list__link[aria-current="true"] {
  color: var(--color-primary);
  font-weight: var(--fw-semibold);
  text-decoration: underline;
}

/* ---------- Buttons (44px minimum touch target) ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: var(--tap-min);
  min-width: var(--tap-min);
  padding: var(--space-2) var(--space-4);
  font-size: var(--fs-base);
  font-weight: var(--fw-semibold);
  text-decoration: none;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  background: var(--color-primary);
  color: var(--color-primary-contrast);
  cursor: pointer;
}

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

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

.btn--secondary:hover {
  background: var(--color-bg);
}

.btn:disabled,
.btn[aria-disabled="true"],
.btn.is-loading {
  opacity: 0.65;
  cursor: not-allowed;
}

/* ---------- Cards & page header ---------- */
.page-header {
  margin-block: var(--space-2) var(--space-4);
}

.page-intro {
  color: var(--color-text-muted);
  max-width: 60ch;
}

/* Approved tagline (brand statement) — Navy for AA contrast on light
   surfaces; Gold is decorative only and never used for body text. */
.page-tagline {
  color: var(--color-primary);
  font-weight: var(--fw-semibold);
  font-size: var(--fs-lg);
  max-width: 60ch;
}

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  padding: var(--space-4);
  margin-block: var(--space-2);
}

.card__actions {
  margin-bottom: 0;
  margin-top: var(--space-4);
}

.check-list {
  padding-left: var(--space-5);
  margin-bottom: 0;
}

.check-list li {
  margin-block: var(--space-1);
}

/* Content gap — Owner-input content not yet available. Clearly marked so
   missing business information is never silently replaced with invented
   content (BKA-DOC-073 §5 / BKA-DOC-074 §8). */
.content-gap {
  display: block;
  border: 1px dashed var(--color-border);
  border-left: 4px solid var(--color-accent);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  padding: var(--space-3) var(--space-4);
  margin-block: var(--space-2);
  color: var(--color-text-muted);
  font-size: var(--fs-sm);
}

/* Definition-style rows used by the Contact page structure */
.detail-list {
  margin: 0;
}

.detail-list__row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  padding-block: var(--space-2);
  border-bottom: 1px solid var(--color-border);
}

.detail-list__row:last-child {
  border-bottom: none;
}

.detail-list dt {
  font-weight: var(--fw-semibold);
  min-width: 10ch;
}

.detail-list dd {
  margin: 0;
  color: var(--color-text-muted);
}

.variant-label {
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  color: var(--color-text-muted);
  margin-top: var(--space-3);
  margin-bottom: var(--space-1);
}

/* ---------- Loading / error / success states ---------- */
.state {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  margin-block: var(--space-2);
  border: 1px solid;
  border-left-width: 4px;
  border-radius: var(--radius-md);
  background: var(--color-surface);
}

.state--loading {
  background: var(--color-info-bg);
  border-color: var(--color-info-border);
  border-left-color: var(--color-info);
}

.state--error {
  display: block;
  background: var(--color-danger-bg);
  border-color: var(--color-danger-border);
  border-left-color: var(--color-danger);
}

.state--success {
  background: var(--color-success-bg);
  border-color: var(--color-success-border);
  border-left-color: var(--color-success);
}

.state__title {
  font-weight: var(--fw-semibold);
  margin-bottom: var(--space-1);
}

.state__text {
  margin-bottom: 0;
}

.state--error .state__text,
.state--success .state__text {
  color: var(--color-text-muted);
}

.state__actions {
  margin-top: var(--space-3);
  margin-bottom: 0;
}

.spinner {
  flex: none;
  width: 1.25rem;
  height: 1.25rem;
  border: 3px solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

@media (prefers-reduced-motion: reduce) {
  .spinner {
    animation-duration: 2s;
  }
}