/**
 * Artois Technology Limited — FAQ Stylesheet
 * Dedicated stylesheet for /faq/
 */

/* Accordions & Filters (FAQ Page) */
.faq-filter-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 36px;
}

.faq-filter-btn {
  padding: 8px 18px;
  border-radius: var(--radius-pill);
  background: var(--bg-subtle);
  border: 1px solid var(--border-subtle);
  color: var(--ink-700);
  font-size: 0.84rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--duration-fast);
}

.faq-filter-btn:hover {
  border-color: var(--brand-light);
  color: var(--brand);
}

.faq-filter-btn.active {
  background: var(--brand);
  border-color: var(--brand);
  color: #ffffff;
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.25);
}

.faq-list {
  display: grid;
  gap: 12px;
  max-width: 860px;
  margin-inline: auto;
}

.faq-item {
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  background: #ffffff;
  overflow: hidden;
  transition: border-color var(--duration-fast), box-shadow var(--duration-fast);
}

.faq-item:hover {
  border-color: var(--brand-border);
}

.faq-item.open {
  border-color: var(--brand-light);
  box-shadow: var(--shadow-xs);
}

.faq-question {
  width: 100%;
  padding: 18px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  text-align: left;
  font-family: var(--font-display);
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--ink-900);
  background: transparent;
  cursor: pointer;
  border: none;
  transition: color var(--duration-fast);
}

.faq-question:hover {
  color: var(--brand);
}

.faq-item.open .faq-question {
  color: var(--brand);
}

.faq-icon-cross {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  color: var(--text-muted);
  transition: transform var(--duration-norm) var(--ease), color var(--duration-fast);
}

.faq-item.open .faq-icon-cross {
  transform: rotate(45deg);
  color: var(--brand);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s var(--ease), padding 0.3s var(--ease);
  padding: 0 20px;
}

.faq-item.open .faq-answer {
  max-height: 400px;
  padding-bottom: 20px;
}

.faq-answer p {
  color: var(--text-main);
  font-size: 0.92rem;
  line-height: 1.68;
}