.page-faq,
.page-faq *,
.page-faq *::before,
.page-faq *::after {
  box-sizing: border-box;
}

.page-faq {
  background: var(--neutral-900);
  font-family: var(--font-body);
  line-height: 1.6;
  overflow-x: hidden;
}

/* ---------- Hero 区 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: var(--space-xl) var(--container-pad) var(--space-2xl);
}

.page-faq .faq-hero::before {
  content: '';
  position: absolute;
  top: 12px;
  right: 12px;
  width: 64px;
  height: 64px;
  border-top: 3px solid var(--brand-gold);
  border-right: 3px solid var(--accent-red);
  opacity: 0.5;
  pointer-events: none;
}

.page-faq .faq-hero-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
}

.page-faq .faq-hero-copy .section-label {
  color: var(--brand-gold);
}

.page-faq .faq-hero-copy h1 {
  font-family: var(--font-headline);
  font-size: clamp(2rem, 5vw, 3.4rem);
  line-height: 1.2;
  color: var(--brand-gold);
  margin: var(--space-sm) 0 0;
  letter-spacing: 0.02em;
}

.page-faq .faq-hero-copy p {
  color: var(--cream);
  opacity: 0.9;
  max-width: 44em;
  margin-top: var(--space-md);
  font-size: 0.95rem;
}

.page-faq .faq-hero-figure {
  margin: 0;
  border: 2px solid var(--brand-gold);
  background: var(--shadow-black);
  padding: 6px;
  box-shadow: var(--shadow-md);
}

.page-faq .faq-hero-figure img {
  display: block;
  width: 100%;
  height: auto;
}

/* ---------- 主体布局 ---------- */
.page-faq .faq-layout {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-pad) var(--space-2xl);
}

.page-faq .faq-sidebar {
  margin-bottom: var(--space-xl);
  padding: var(--space-xl) var(--space-lg);
  background:
    linear-gradient(135deg, rgba(255, 215, 0, 0.12), rgba(139, 0, 0, 0.1)),
    var(--neutral-900);
  border: 1px solid rgba(255, 215, 0, 0.4);
  box-shadow: var(--shadow-md);
  min-width: 0;
}

.page-faq .faq-sidebar .section-label {
  color: var(--brand-gold);
}

.page-faq .faq-catalog {
  margin-top: var(--space-lg);
}

.page-faq .faq-catalog ol {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: faq-catalog;
}

.page-faq .faq-catalog li + li {
  margin-top: var(--space-sm);
}

.page-faq .faq-catalog-link {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  color: var(--cream);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: border-color var(--ease-fast), background var(--ease-fast), color var(--ease-fast);
}

.page-faq .faq-catalog-link::before {
  counter-increment: faq-catalog;
  content: counter(faq-catalog, decimal-leading-zero);
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--brand-gold);
  background: rgba(255, 215, 0, 0.12);
  width: 24px;
  height: 24px;
  border-radius: 50%;
  display: inline-grid;
  place-items: center;
  flex-shrink: 0;
  transition: background var(--ease-fast), color var(--ease-fast);
}

.page-faq .faq-catalog-link:hover,
.page-faq .faq-catalog-link:focus {
  border-left-color: var(--brand-gold);
  background: var(--transparent-gold);
  color: var(--brand-gold);
}

.page-faq .faq-catalog-link:hover::before,
.page-faq .faq-catalog-link:focus::before {
  background: var(--brand-gold);
  color: var(--neutral-900);
}

.page-faq .faq-sidebar-note {
  margin-top: var(--space-xl);
  padding-top: var(--space-lg);
  border-top: 1px dashed rgba(255, 215, 0, 0.5);
}

.page-faq .faq-sidebar-note p {
  margin: 0 0 var(--space-md);
  font-size: 0.85rem;
  color: var(--cream);
  opacity: 0.85;
}

.page-faq .faq-sidebar-note .btn-outline {
  display: inline-block;
}

/* ---------- 主内容面板 ---------- */
.page-faq .faq-main {
  background: var(--cream);
  border: 1px solid rgba(255, 215, 0, 0.35);
  border-top: 4px solid var(--brand-gold);
  box-shadow: var(--shadow-md);
  padding: var(--space-xl) var(--space-lg);
  min-width: 0;
}

.page-faq .faq-hot-head,
.page-faq .faq-groups-head {
  margin-bottom: var(--space-lg);
}

.page-faq .faq-hot-head h2,
.page-faq .faq-groups-head h2 {
  font-family: var(--font-headline);
  font-size: 1.6rem;
  color: var(--accent-red);
  margin: var(--space-sm) 0 0;
}

.page-faq .faq-hot-list {
  list-style: none;
  margin: var(--space-lg) 0 0;
  padding: 0;
  display: grid;
  gap: var(--space-md);
}

.page-faq .faq-hot-list li {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  background: #fffaf0;
  border: 1px solid #e4c9a8;
  border-left: 4px solid var(--brand-gold);
  padding: var(--space-md);
  transition: border-color var(--ease-fast), box-shadow var(--ease-fast), transform var(--ease-fast);
}

.page-faq .faq-hot-list li:hover {
  border-left-color: var(--accent-red);
  box-shadow: var(--shadow-sm);
  transform: translateY(-2px);
}

.page-faq .faq-hot-tag {
  display: inline-block;
  flex-shrink: 0;
  background: var(--accent-red);
  color: #fff7e6;
  font-size: 0.7rem;
  font-weight: 700;
  line-height: 1.2;
  padding: 3px 8px;
  border-radius: 0 8px 0 8px;
  transition: background var(--ease-fast), color var(--ease-fast);
}

.page-faq .faq-hot-list li:hover .faq-hot-tag {
  background: var(--brand-gold);
  color: var(--neutral-900);
}

.page-faq .faq-hot-link {
  color: var(--ink-brown);
  text-decoration: none;
  font-weight: 700;
  font-size: 0.92rem;
  transition: color var(--ease-fast);
}

.page-faq .faq-hot-link:hover {
  color: var(--accent-red);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.page-faq .faq-hot-banner {
  display: grid;
  gap: var(--space-md);
  margin-top: var(--space-xl);
  background: #fff;
  border: 2px dashed rgba(139, 0, 0, 0.35);
  padding: var(--space-md);
}

.page-faq .faq-hot-banner img {
  width: 100%;
  height: auto;
}

.page-faq .faq-hot-banner-copy .section-label {
  color: var(--accent-red);
}

.page-faq .faq-hot-banner-copy p {
  margin: var(--space-sm) 0 0;
  font-size: 0.9rem;
  color: var(--ink-brown);
}

/* ---------- 常见问题列表 / 手风琴 ---------- */
.page-faq .faq-groups {
  margin-top: var(--space-2xl);
}

.page-faq .faq-group {
  counter-reset: faq;
  margin-top: var(--space-xl);
}

.page-faq .faq-group-title {
  font-family: var(--font-headline);
  font-size: 1.3rem;
  color: var(--accent-red);
  margin: 0 0 var(--space-md);
  padding-bottom: var(--space-sm);
  border-bottom: 2px solid var(--brand-gold);
}

.page-faq .faq-item {
  border: 1px solid #e0ccaa;
  border-left: 4px solid #d5ad67;
  background: #fffaf0;
  margin-top: var(--space-md);
  box-shadow: var(--shadow-sm);
  transition: border-color var(--ease-fast), box-shadow var(--ease-fast);
}

.page-faq .faq-item:hover {
  border-color: var(--brand-gold);
  border-left-color: var(--brand-gold);
  box-shadow: var(--shadow-md);
}

.page-faq .faq-item[open] {
  border-left-color: var(--accent-red);
  box-shadow: var(--shadow-md);
}

.page-faq .faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  padding: var(--space-md) var(--space-lg);
  cursor: pointer;
  list-style: none;
  user-select: none;
}

.page-faq .faq-question::-webkit-details-marker {
  display: none;
}

.page-faq .faq-question h4 {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  flex: 1;
  margin: 0;
  font-family: var(--font-headline);
  font-size: 0.95rem;
  line-height: 1.4;
  color: var(--ink-brown);
  transition: color var(--ease-fast);
}

.page-faq .faq-question h4::before {
  counter-increment: faq;
  content: counter(faq, decimal-leading-zero);
  display: inline-grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--neutral-900);
  color: var(--brand-gold);
  font-family: var(--font-body);
  font-size: 0.65rem;
  font-weight: 700;
  flex-shrink: 0;
  transition: background var(--ease-fast), color var(--ease-fast);
}

.page-faq .faq-item[open] .faq-question h4::before {
  background: var(--brand-gold);
  color: var(--neutral-900);
}

.page-faq .faq-arrow {
  position: relative;
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.page-faq .faq-arrow::before,
.page-faq .faq-arrow::after {
  content: '';
  position: absolute;
  left: 50%;
  top: 50%;
  background: var(--accent-red);
  transition: opacity var(--ease-base), transform var(--ease-base);
}

.page-faq .faq-arrow::before {
  width: 16px;
  height: 2px;
  transform: translate(-50%, -50%);
}

.page-faq .faq-arrow::after {
  width: 2px;
  height: 16px;
  transform: translate(-50%, -50%);
}

.page-faq .faq-item[open] .faq-arrow::after {
  opacity: 0;
  transform: translate(-50%, -50%) scaleY(0);
}

.page-faq .faq-answer {
  margin: 0 var(--space-lg);
  padding: var(--space-md) 0 var(--space-lg);
  border-top: 1px dashed #e6d3b4;
  font-size: 0.9rem;
  color: var(--ink-brown);
  line-height: 1.65;
}

.page-faq .faq-answer p {
  margin: 0;
}

.page-faq .faq-answer a {
  color: var(--accent-red);
  font-weight: 700;
}

/* ---------- 联系帮助 ---------- */
.page-faq .faq-contact {
  margin-top: var(--space-2xl);
}

.page-faq .faq-contact-card {
  background:
    linear-gradient(135deg, rgba(255, 215, 0, 0.08), rgba(0, 0, 0, 0.25)),
    var(--accent-red);
  padding: var(--space-xl) var(--space-lg);
  border-top: 4px solid var(--brand-gold);
  color: var(--cream);
  box-shadow: var(--shadow-sm);
}

.page-faq .faq-contact-card .section-label {
  color: var(--brand-gold);
}

.page-faq .faq-contact-card h2 {
  font-family: var(--font-headline);
  font-size: 1.4rem;
  color: var(--brand-gold);
  margin: var(--space-sm) 0 var(--space-md);
}

.page-faq .faq-contact-copy {
  margin: 0 0 var(--space-lg);
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--cream);
}

.page-faq .faq-contact-card .btn-gold {
  display: inline-block;
}

/* ---------- 桌面端增强 ---------- */
@media (min-width: 960px) {
  .page-faq .faq-hero {
    padding-top: var(--space-2xl);
    padding-bottom: var(--space-2xl);
  }

  .page-faq .faq-hero-inner {
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    gap: var(--space-2xl);
    align-items: center;
  }

  .page-faq .faq-hero-copy p {
    font-size: 1rem;
  }

  .page-faq .faq-layout {
    display: grid;
    grid-template-columns: minmax(240px, 300px) minmax(0, 1fr);
    gap: var(--space-xl);
    align-items: start;
  }

  .page-faq .faq-sidebar {
    position: sticky;
    top: 24px;
    margin-bottom: 0;
  }

  .page-faq .faq-main {
    padding: var(--space-2xl);
  }

  .page-faq .faq-hot-list {
    grid-template-columns: 1fr 1fr;
  }

  .page-faq .faq-hot-banner {
    grid-template-columns: minmax(0, 400px) 1fr;
    align-items: center;
    gap: var(--space-xl);
  }
}