/* ============================================================
   Reusable Components
   Accent-aware: driven by --card-accent / --page-accent injected by JS.
   ============================================================ */

/* ---- Persona Card ---------------------------------------- */
.persona-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-8);
  width: 300px;
  border-radius: 0;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  text-align: center;
  cursor: pointer;
  transition:
    transform      var(--transition-base),
    border-color   var(--transition-base),
    box-shadow     var(--transition-base),
    background     var(--transition-base);
  animation: cardEnter 0.5s calc(var(--delay, 0ms)) cubic-bezier(0.4, 0, 0.2, 1) backwards;
}

.persona-card:hover {
  transform: translateY(-8px) scale(1.04);
  border-color: var(--card-accent, var(--color-developer));
  box-shadow: 0 0 32px var(--card-glow, var(--glow-developer));
  background: var(--color-surface-elevated);
}

.persona-card:focus-visible {
  outline: 2px solid var(--card-accent, var(--color-developer));
  outline-offset: 4px;
}

/* Avatar circle */
.persona-card__avatar {
  width: var(--persona-card-size);
  height: var(--persona-card-size);
  border-radius: var(--radius-full);
  background: var(--color-bg);
  border: 2px solid var(--card-accent, var(--color-developer));
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  transition: box-shadow var(--transition-base);
  margin-bottom: var(--space-2);
}

.persona-card:hover .persona-card__avatar {
  box-shadow: 0 0 18px var(--card-glow, var(--glow-developer));
}

.persona-card__avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.persona-card__placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-text-muted);
  font-size: var(--text-xs);
  font-family: var(--font-mono);
  letter-spacing: 0.04em;
  pointer-events: none;
  user-select: none;
}

.persona-card__placeholder .icon {
  font-size: 2.6rem;
  line-height: 1;
}

.persona-card__label {
  font-size: var(--text-xl);
  font-weight: 600;
  color: var(--color-text-primary);
}

.persona-card__desc {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  max-width: 220px;
  line-height: 1.5;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-1);
}

.persona-card__line {
  display: block;
}

/* ---- Language Toggle ------------------------------------- */
.lang-toggle {
  position: fixed;
  top: var(--space-6);
  right: var(--space-6);
  z-index: 100;
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
}

.lang-toggle__flag {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: var(--radius-full);
  border: 2px solid transparent;
  padding: 0;
  background: none;
  cursor: pointer;
  opacity: 0.35;
  transition: opacity var(--transition-fast), border-color var(--transition-fast);
}

.lang-toggle__flag img {
  width: 22px;
  height: 22px;
  border-radius: var(--radius-full);
  object-fit: cover;
  display: block;
  pointer-events: none;
}

.lang-toggle__flag.is-active {
  opacity: 1;
  border-color: var(--color-text-secondary);
}

.lang-toggle__flag:not(.is-active):hover {
  opacity: 0.7;
}

/* ---- Back Button ----------------------------------------- */
.btn-back {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  color: var(--color-text-secondary);
  background: transparent;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
  transition:
    color         var(--transition-fast),
    border-color  var(--transition-fast);
}

.btn-back:hover {
  color: var(--page-accent, var(--color-developer));
  border-color: var(--page-accent, var(--color-developer));
}

/* ---- Content Card ---------------------------------------- */
.content-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  transition:
    border-color var(--transition-base),
    background   var(--transition-base),
    box-shadow   var(--transition-base);
  cursor: default;
}

.content-card:hover {
  background: var(--color-surface-elevated);
  border-color: var(--page-accent, var(--color-developer));
  box-shadow: var(--shadow-sm);
}

.content-card__title {
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--space-2);
}

.content-card__subtitle {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--page-accent, var(--color-developer));
  margin-bottom: var(--space-3);
  letter-spacing: 0.04em;
}

/* ---- Tag -------------------------------------------------- */
.tag {
  display: inline-block;
  padding: 3px var(--space-3);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  border-radius: var(--radius-full);
  background: var(--color-highlight);
  color: var(--page-accent, var(--color-developer));
  border: 1px solid transparent;
  letter-spacing: 0.04em;
}