.page-faq {
  background: var(--navy);
  color: var(--off-white);
  scroll-padding-top: 120px;
}

/* ========== Hero 区域 ========== */
.page-faq .faq-hero {
  background:
    linear-gradient(135deg, rgba(212, 175, 55, 0.08) 0%, transparent 42%),
    var(--navy);
  border-bottom: 2px solid var(--gold);
  padding: clamp(1.5rem, 4vw, 3rem) 0;
}

.page-faq .breadcrumb ol {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0 0 2rem;
  padding: 0;
  font-family: var(--font-data);
  font-size: 0.8rem;
}

.page-faq .breadcrumb a {
  color: var(--muted);
  text-decoration: none;
  transition: color 200ms ease-out;
}

.page-faq .breadcrumb a:hover {
  color: var(--gold);
}

.page-faq .breadcrumb li[aria-current="page"] {
  color: var(--gold);
}

.page-faq .faq-hero-grid {
  display: grid;
  gap: 2rem;
  align-items: end;
}

@media (min-width: 900px) {
  .page-faq .faq-hero-grid {
    grid-template-columns: minmax(0, 2fr) minmax(280px, 1fr);
    align-items: stretch;
  }
}

.page-faq .faq-hero-kicker {
  font-family: var(--font-data);
  color: var(--neon);
  font-size: 0.82rem;
  letter-spacing: 0.1em;
  margin: 0 0 0.85rem;
}

.page-faq .faq-hero-copy h1 {
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: clamp(1.9rem, 4.6vw, 3.5rem);
  line-height: 1.18;
  letter-spacing: -0.02em;
  color: var(--gold);
  margin: 0 0 1.1rem;
  max-width: 18em;
}

.page-faq .faq-hero-lead {
  font-family: var(--font-body);
  color: var(--off-white);
  line-height: 1.75;
  font-size: 1rem;
  max-width: 46rem;
  margin: 0 0 1.5rem;
}

.page-faq .faq-tags {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.7rem;
}

.page-faq .faq-tags-label {
  font-family: var(--font-data);
  font-size: 0.8rem;
  color: var(--muted);
}

.page-faq .faq-tag {
  display: inline-block;
  padding: 0.45rem 0.9rem;
  border: 1px solid var(--gold);
  color: var(--gold);
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 700;
  text-decoration: none;
  transition: background 200ms ease-out, color 200ms ease-out;
}

.page-faq .faq-tag:hover,
.page-faq .faq-tag:focus-visible {
  background: var(--gold);
  color: var(--navy);
  outline: none;
}

.page-faq .faq-hero-index {
  border: 2px solid var(--gold);
  background: var(--steel);
  box-shadow: var(--shadow-hard);
  padding: 1.25rem 1.25rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.page-faq .faq-status-top {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 0.6rem;
}

.page-faq .faq-status-dot {
  width: 10px;
  height: 10px;
  background: var(--neon);
  border-radius: 2px;
  box-shadow: 0 0 12px rgba(57, 255, 20, 0.55);
  flex-shrink: 0;
}

.page-faq .faq-status-label {
  font-family: var(--font-data);
  color: var(--neon);
  font-size: 0.82rem;
  letter-spacing: 0.06em;
}

.page-faq .faq-status-value {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--off-white);
  display: block;
}

.page-faq .faq-status-sub,
.page-faq .faq-status-extra {
  display: block;
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--muted);
}

.page-faq .faq-status-meta {
  margin-top: 0.25rem;
  padding-top: 0.75rem;
  border-top: 1px solid rgba(124, 138, 157, 0.45);
  font-family: var(--font-body);
  font-size: 0.82rem;
  color: var(--muted);
}

/* ========== 主布局：左侧索引 + 右侧内容 ========== */
.page-faq .faq-layout {
  display: grid;
  gap: 2rem;
  padding-top: 2.5rem;
  padding-bottom: 4rem;
}

@media (min-width: 960px) {
  .page-faq .faq-layout {
    grid-template-columns: minmax(180px, 1fr) minmax(0, 3fr);
    gap: 2.5rem;
    align-items: start;
  }
}

.page-faq .faq-index {
  position: sticky;
  top: 1rem;
  z-index: 3;
}

.page-faq .faq-index-title {
  font-family: var(--font-data);
  font-size: 0.8rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold);
  display: block;
  margin-bottom: 1rem;
}

.page-faq .faq-index-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 0.5rem;
  overflow-x: auto;
}

@media (min-width: 960px) {
  .page-faq .faq-index-list {
    flex-direction: column;
    gap: 0.75rem;
  }
}

.page-faq .faq-index-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 0.9rem;
  border: 1px solid var(--steel);
  background: var(--steel);
  color: var(--off-white);
  text-decoration: none;
  white-space: nowrap;
  transition: border-color 200ms ease-out, background 200ms ease-out;
}

.page-faq .faq-index-link:hover,
.page-faq .faq-index-link:focus-visible {
  border-color: var(--gold);
  background: #273352;
  outline: none;
}

.page-faq .faq-index-num {
  font-family: var(--font-data);
  font-weight: 700;
  color: var(--gold);
  font-size: 1rem;
}

.page-faq .faq-index-name {
  font-family: var(--font-body);
  font-size: 0.95rem;
}

.page-faq .faq-index-note {
  display: none;
  margin-top: 1rem;
  font-family: var(--font-body);
  font-size: 0.8rem;
  color: var(--muted);
}

@media (min-width: 960px) {
  .page-faq .faq-index-note {
    display: block;
  }
}

/* ========== 右侧内容：奶油色出版底板 ========== */
.page-faq .faq-content {
  background: var(--cream);
  color: var(--brown-black);
  border: 3px solid var(--gold);
  box-shadow: 8px 8px 0 rgba(0, 0, 0, 0.35);
  padding: clamp(1.25rem, 3vw, 2.75rem);
}

.page-faq .faq-section + .faq-section {
  margin-top: 3rem;
  padding-top: 2.5rem;
  border-top: 1px solid rgba(43, 26, 16, 0.25);
}

.page-faq .faq-section-head {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.page-faq .faq-section-num {
  font-family: var(--font-data);
  font-weight: 700;
  font-size: 2rem;
  line-height: 1;
  color: var(--brown-black);
  background: var(--gold);
  border: 2px solid var(--brown-black);
  box-shadow: 3px 3px 0 var(--brown-black);
  padding: 0.35rem 0.55rem;
  flex-shrink: 0;
}

.page-faq .faq-section-titles h2 {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: clamp(1.4rem, 2.5vw, 2rem);
  letter-spacing: -0.01em;
  color: var(--brown-black);
  margin: 0.15rem 0 0.35rem;
}

.page-faq .faq-section-titles p {
  font-family: var(--font-body);
  font-size: 0.95rem;
  line-height: 1.6;
  color: rgba(43, 26, 16, 0.78);
  margin: 0;
}

.page-faq .faq-section-body {
  display: grid;
  gap: 1.5rem;
}

@media (min-width: 900px) {
  .page-faq .faq-section-body--side {
    grid-template-columns: minmax(0, 2fr) minmax(220px, 1fr);
    align-items: start;
    gap: 1.75rem;
  }
}

.page-faq .faq-questions {
  display: grid;
  gap: 1rem;
}

/* ========== 折叠问答卡 ========== */
.page-faq .faq-item {
  background: var(--off-white);
  border: 2px solid var(--brown-black);
  box-shadow: 4px 4px 0 rgba(43, 26, 16, 0.4);
  transition: border-color 200ms ease-out, box-shadow 200ms ease-out;
}

.page-faq .faq-item[open] {
  border-color: var(--gold);
  box-shadow: 5px 5px 0 rgba(43, 26, 16, 0.5);
}

.page-faq .faq-item summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem 1.1rem;
  font-family: inherit;
}

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

.page-faq .faq-item summary:focus-visible {
  outline: 3px solid var(--purple);
  outline-offset: -3px;
}

.page-faq .faq-item summary::after {
  content: "+";
  font-family: var(--font-data);
  font-size: 1.35rem;
  font-weight: 700;
  line-height: 1;
  color: var(--gold);
  flex-shrink: 0;
  transition: transform 200ms ease-out;
}

.page-faq .faq-item[open] summary::after {
  content: "–";
}

.page-faq .faq-q {
  flex: 1;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.02rem;
  color: var(--brown-black);
}

.page-faq .faq-meta {
  flex-shrink: 0;
  font-family: var(--font-data);
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--purple);
  border: 1px solid var(--purple);
  padding: 0.15rem 0.4rem;
  white-space: nowrap;
}

@media (max-width: 560px) {
  .page-faq .faq-meta {
    display: none;
  }
}

.page-faq .faq-a {
  padding: 0 1.1rem 1.1rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--brown-black);
}

.page-faq .faq-a p {
  margin: 0 0 0.5rem;
}

.page-faq .faq-a p:last-child {
  margin-bottom: 0;
}

.page-faq .faq-a a {
  color: var(--purple);
  font-weight: 700;
  text-decoration-thickness: 2px;
  text-underline-offset: 2px;
}

.page-faq .faq-a a:hover {
  color: var(--red);
}

.page-faq .faq-steps {
  margin: 0.5rem 0 0;
  padding: 0;
  list-style: none;
  counter-reset: faq-step;
}

.page-faq .faq-steps li {
  counter-increment: faq-step;
  position: relative;
  padding: 0.35rem 0 0.35rem 2.3rem;
  font-size: 0.95rem;
}

.page-faq .faq-steps li::before {
  content: counter(faq-step, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0.4rem;
  width: 1.5rem;
  height: 1.5rem;
  display: grid;
  place-items: center;
  background: var(--navy);
  color: var(--gold);
  font-family: var(--font-data);
  font-size: 0.7rem;
  font-weight: 600;
  border-radius: 50%;
}

/* ========== 配图 ========== */
.page-faq .faq-figure {
  margin: 0;
  background: var(--navy);
  border: 2px solid var(--brown-black);
  box-shadow: 5px 5px 0 rgba(43, 26, 16, 0.35);
  padding: 0.5rem;
  align-self: start;
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border: 1px solid var(--gold);
}

.page-faq .faq-figure figcaption {
  font-family: var(--font-data);
  font-size: 0.78rem;
  color: var(--gold);
  padding: 0.6rem 0.2rem 0.2rem;
}

/* ========== 数据面板统计卡 ========== */
.page-faq .faq-stat-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
  margin-bottom: 1.75rem;
}

@media (min-width: 700px) {
  .page-faq .faq-stat-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.page-faq .faq-stat-card {
  background: var(--navy);
  border: 2px solid var(--gold);
  box-shadow: 4px 4px 0 rgba(43, 26, 16, 0.4);
  padding: 0.9rem 0.8rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.page-faq .faq-stat-num {
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: clamp(1.5rem, 3vw, 2rem);
  line-height: 1;
  color: var(--gold);
}

.page-faq .faq-stat-label {
  font-family: var(--font-body);
  font-size: 0.78rem;
  color: var(--off-white);
}

.page-faq .faq-note {
  margin: 1.25rem 0 0;
  padding: 0.9rem 1rem;
  background: var(--gold);
  border-left: 6px solid var(--navy);
  color: var(--navy);
  font-family: var(--font-body);
  font-size: 0.9rem;
  line-height: 1.6;
}

.page-faq .faq-note a {
  color: var(--navy);
  font-weight: 700;
  text-decoration-thickness: 2px;
  text-underline-offset: 2px;
}

/* ========== 版本沿革卡 ========== */
.page-faq .faq-version-card {
  background: var(--navy);
  border: 2px solid var(--gold);
  box-shadow: 5px 5px 0 rgba(43, 26, 16, 0.35);
  padding: 1.25rem;
  align-self: start;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.page-faq .faq-version-title {
  font-family: var(--font-data);
  font-size: 0.8rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--neon);
  display: block;
}

.page-faq .faq-version-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.6rem;
}

.page-faq .faq-version-list li {
  display: flex;
  align-items: baseline;
  gap: 1rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--off-white);
}

.page-faq .faq-version-list li span {
  flex-shrink: 0;
  width: 3.2rem;
  font-family: var(--font-data);
  font-weight: 600;
  color: var(--gold);
}

/* ========== 页面按钮 ========== */
.page-faq .faq-btn {
  display: inline-block;
  padding: 0.7rem 1.25rem;
  border: 2px solid var(--gold);
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.95rem;
  text-decoration: none;
  text-align: center;
  transition: background 200ms ease-out, color 200ms ease-out;
}

.page-faq .faq-btn--primary {
  background: var(--gold);
  color: var(--navy);
}

.page-faq .faq-btn--primary:hover,
.page-faq .faq-btn--primary:focus-visible {
  background: transparent;
  color: var(--gold);
  outline: none;
}

.page-faq .faq-btn--ghost {
  background: transparent;
  color: var(--gold);
}

.page-faq .faq-btn--ghost:hover,
.page-faq .faq-btn--ghost:focus-visible {
  background: var(--gold);
  color: var(--navy);
  outline: none;
}

/* ========== 底部帮助卡 ========== */
.page-faq .faq-help {
  padding-bottom: 4rem;
}

.page-faq .faq-help-card {
  position: relative;
  background: linear-gradient(135deg, var(--navy) 0%, var(--steel) 100%);
  border: 2px solid var(--gold);
  box-shadow: var(--shadow-hard);
  color: var(--off-white);
  padding: clamp(1.5rem, 4vw, 3rem);
}

.page-faq .faq-help-card::before {
  content: "";
  position: absolute;
  top: -8px;
  right: 28px;
  width: 76px;
  height: 14px;
  background: var(--purple);
  border: 2px solid var(--gold);
}

.page-faq .faq-help-card h2 {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  color: var(--gold);
  margin: 0 0 0.75rem;
}

.page-faq .faq-help-card p {
  font-family: var(--font-body);
  line-height: 1.7;
  color: var(--off-white);
  margin: 0 0 1.25rem;
  max-width: 42rem;
}

.page-faq .faq-help-list {
  list-style: none;
  margin: 0 0 1.5rem;
  padding: 0;
  display: grid;
  gap: 0.45rem;
  font-family: var(--font-data);
  font-size: 0.95rem;
}

.page-faq .faq-help-list li::before {
  content: "// ";
  color: var(--neon);
}

.page-faq .faq-help-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}