/**
 * FeedER base UI components (brand-guidelines.md §2.4).
 * Depends on tokens.css being loaded first. Not yet linked into any admin
 * panel template — this pass is tokens + base components only.
 */

/* ---------- Button ---------- */

.fe-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 14px;
  line-height: 1.5;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-btn);
  border: 1px solid transparent;
  cursor: pointer;
  transition: background-color 120ms ease, border-color 120ms ease, color 120ms ease, opacity 120ms ease;
}

.fe-btn:focus-visible {
  outline: 2px solid var(--color-brand-blue-300);
  outline-offset: 2px;
}

.fe-btn:disabled,
.fe-btn[aria-disabled="true"] {
  cursor: not-allowed;
  opacity: 0.5;
}

/* Primary: brand-blue bg / white text */
.fe-btn-primary {
  background-color: var(--color-brand-blue);
  color: var(--color-white);
}

.fe-btn-primary:hover:not(:disabled) {
  background-color: var(--color-brand-blue-600);
}

.fe-btn-primary:active:not(:disabled) {
  background-color: var(--color-brand-blue-700);
}

.fe-btn-primary:disabled {
  background-color: var(--color-brand-blue-300);
}

/* Secondary: outline, ink border/text */
.fe-btn-secondary {
  background-color: transparent;
  border-color: var(--text-primary);
  color: var(--text-primary);
}

.fe-btn-secondary:hover:not(:disabled) {
  background-color: var(--color-ink-100);
}

[data-theme="dark"] .fe-btn-secondary:hover:not(:disabled) {
  background-color: var(--color-ink-800);
}

.fe-btn-secondary:active:not(:disabled) {
  background-color: var(--color-ink-200);
}

[data-theme="dark"] .fe-btn-secondary:active:not(:disabled) {
  background-color: var(--color-ink-700);
}

/* ---------- Input ---------- */

.fe-input {
  display: block;
  width: 100%;
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.5;
  color: var(--text-primary);
  background-color: var(--surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-btn);
  padding: var(--space-2) var(--space-3);
  transition: border-color 120ms ease, box-shadow 120ms ease, background-color 120ms ease;
}

.fe-input::placeholder {
  color: var(--text-secondary);
}

.fe-input:focus {
  outline: none;
  border-color: var(--color-brand-blue);
  box-shadow: 0 0 0 3px var(--color-brand-blue-100);
}

[data-theme="dark"] .fe-input:focus {
  box-shadow: 0 0 0 3px var(--color-brand-blue-900);
}

.fe-input:disabled {
  cursor: not-allowed;
  opacity: 0.5;
  background-color: var(--surface-muted);
}

/* ---------- Card ---------- */

.fe-card {
  background-color: var(--surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-card);
  padding: var(--space-6);
}

.fe-card-lg {
  border-radius: var(--radius-card-lg);
}

.fe-card-title {
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--text-primary);
  margin: 0 0 var(--space-2);
}

.fe-card-body {
  font-family: var(--font-body);
  color: var(--text-secondary);
}