.page-faq {
  background: var(--color-cream);
  color: var(--color-ink);
  font-family: var(--font-body);
  line-height: 1.75;
  overflow-x: hidden;
}

.page-faq [id] {
  scroll-margin-top: calc(var(--header-h) + 1.5rem);
}

/* ========== 封面区 ========== */
.page-faq .faq-cover {
  position: relative;
  padding: 1.5rem 0 3rem;
  border-bottom: 1px solid var(--color-line);
  overflow: hidden;
}

.page-faq .faq-cover::before {
  content: "";
  position: absolute;
  top: -30%;
  right: -12%;
  width: 75%;
  height: 85%;
  background:
    repeating-linear-gradient(-15deg, transparent 0, transparent 18px, rgba(245, 74, 0, 0.05) 18px, rgba(245, 74, 0, 0.05) 19px),
    radial-gradient(circle at 80% 20%, rgba(255, 211, 77, 0.2) 0%, transparent 55%);
  pointer-events: none;
}

.page-faq .faq-cover .breadcrumb {
  margin-bottom: 2rem;
  position: relative;
  z-index: 1;
}

.page-faq .faq-cover-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: center;
}

.page-faq .faq-kicker {
  font-family: var(--font-data);
  font-size: 0.8rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-flame);
  margin: 0 0 0.75rem;
}

.page-faq .faq-cover h1 {
  font-family: var(--font-head);
  font-size: clamp(2.4rem, 7vw, 4.4rem);
  line-height: 0.98;
  letter-spacing: 0.01em;
  margin: 0 0 1rem;
  text-wrap: balance;
}

.page-faq .faq-cover-lede {
  font-size: clamp(1rem, 2vw, 1.125rem);
  color: var(--color-rock-dark);
  max-width: 46em;
}

.page-faq .faq-cover-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 1.5rem;
}

.page-faq .faq-cover-meta .data-chip {
  background: var(--color-line);
  color: var(--color-ink);
  border-left: 3px solid var(--color-flame);
  border-radius: 0;
  padding: 0.35rem 0.75rem;
  font-family: var(--font-data);
  font-size: 0.78rem;
  letter-spacing: 0.02em;
}

.page-faq .faq-cover-figure {
  margin: 0;
  position: relative;
}

.page-faq .faq-cover-figure img {
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: 42% 8% 46% 10% / 30% 14% 26% 16%;
  box-shadow: 12px 12px 0 rgba(0, 140, 193, 0.14);
}

.page-faq .faq-cover-figure .figure-caption {
  margin-top: 0.75rem;
  color: var(--color-rock);
  font-family: var(--font-data);
  font-size: 0.8rem;
}

/* ========== 手册主体 ========== */
.page-faq .faq-manual {
  padding: clamp(2.5rem, 6vw, 4.5rem) 0;
  border-bottom: 1px solid var(--color-line);
}

.page-faq .faq-manual-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
}

/* 目录 */
.page-faq .faq-toc {
  background: var(--color-night);
  color: var(--color-cream);
  padding: 1.5rem 1.25rem 1.25rem;
  border-radius: 8px 18px 8px 18px;
  box-shadow: 0 8px 0 rgba(23, 19, 16, 0.12);
}

.page-faq .faq-toc-kicker {
  margin: 0 0 1rem;
  font-family: var(--font-data);
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-gold);
}

.page-faq .faq-toc-list {
  display: flex;
  gap: 0.5rem;
  overflow-x: auto;
  padding: 0 0 0.75rem;
  margin: 0;
  list-style: none;
  -webkit-overflow-scrolling: touch;
}

.page-faq .faq-toc-item {
  flex: 0 0 auto;
  white-space: nowrap;
}

.page-faq .faq-toc-item a {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  padding: 0.6rem 0.9rem;
  background: rgba(246, 239, 227, 0.06);
  color: var(--color-cream);
  text-decoration: none;
  border: 1px solid rgba(246, 239, 227, 0.14);
  border-radius: 999px;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 700;
  transition: background-color 240ms var(--ease-out), border-color 240ms var(--ease-out);
}

.page-faq .faq-toc-item a:hover,
.page-faq .faq-toc-item a:focus-visible {
  background: rgba(245, 74, 0, 0.85);
  border-color: var(--color-flame);
  color: #fff;
}

.page-faq .faq-toc-num {
  font-family: var(--font-data);
  font-size: 0.75rem;
  color: var(--color-gold);
}

.page-faq .faq-toc-title {
  font-weight: 700;
}

.page-faq .faq-toc-note {
  margin: 0.75rem 0 0;
  font-family: var(--font-data);
  font-size: 0.72rem;
  color: var(--color-rock);
  letter-spacing: 0.06em;
  border-top: 1px solid rgba(246, 239, 227, 0.16);
  padding-top: 0.75rem;
}

/* 答案区 */
.page-faq .faq-answers {
  display: grid;
  gap: clamp(2.5rem, 6vw, 4rem);
}

.page-faq .faq-group {
  position: relative;
  scroll-margin-top: calc(var(--header-h) + 2rem);
}

.page-faq .faq-group-header {
  position: relative;
  margin-bottom: 1.25rem;
  padding-left: 1rem;
  border-left: 4px solid var(--color-flame);
}

.page-faq .faq-group-header:target {
  border-left-color: var(--color-gold);
}

.page-faq .faq-group-num {
  font-family: var(--font-data);
  font-size: clamp(2.2rem, 5vw, 3.4rem);
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 2px var(--color-line);
  display: block;
  margin-bottom: 0.2rem;
}

.page-faq .faq-group-header h2 {
  font-family: var(--font-head);
  font-size: clamp(1.6rem, 3.5vw, 2.4rem);
  line-height: 1.05;
  margin: 0 0 0.3rem;
  color: var(--color-ink);
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.page-faq .faq-group-desc {
  margin: 0;
  color: var(--color-rock-dark);
  font-size: 0.95rem;
}

.page-faq .faq-list {
  margin-top: 1rem;
}

/* details 问答条目 */
.page-faq .faq-item {
  border-bottom: 1px solid var(--color-line);
  transition: background-color 240ms var(--ease-out);
}

.page-faq .faq-item[open] {
  background: rgba(228, 215, 199, 0.22);
}

.page-faq .faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  cursor: pointer;
  list-style: none;
  padding: 1.1rem 0.4rem;
  font-weight: 700;
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--color-ink);
  position: relative;
  transition: color 240ms var(--ease-out), padding-left 240ms var(--ease-out);
}

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

.page-faq .faq-item summary:hover {
  color: var(--color-flame);
  padding-left: 1.4rem;
}

.page-faq .faq-item summary:hover::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 0.5rem;
  height: 1.4rem;
  background: var(--color-gold);
  border-radius: 2px;
}

.page-faq .faq-item[open] summary {
  color: var(--color-flame);
}

.page-faq .faq-item summary::after {
  flex-shrink: 0;
  font-family: var(--font-data);
  font-size: 0.7rem;
  font-weight: 400;
  color: var(--color-rock-dark);
  background: var(--color-line);
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  letter-spacing: 0.04em;
}

.page-faq .faq-item--filter summary::after {
  content: "筛选";
}

.page-faq .faq-item--report summary::after {
  content: "战报";
}

.page-faq .faq-item--change summary::after {
  content: "变更";
}

.page-faq .faq-item--local summary::after {
  content: "本地";
}

.page-faq .faq-item--help summary::after {
  content: "联系";
}

/* 答案内容 */
.page-faq .faq-answer {
  position: relative;
  padding: 1rem 0 1.25rem 1.25rem;
  margin: 0 0.25rem 0.5rem 0.5rem;
  border-left: 3px solid var(--color-flame);
  font-size: 0.95rem;
  color: var(--color-ink);
}

.page-faq .faq-answer::before {
  content: "";
  position: absolute;
  left: -4px;
  top: 0;
  bottom: 0;
  width: 1px;
  background: var(--color-electric);
}

.page-faq .faq-answer::after {
  content: "“";
  position: absolute;
  top: 0.2rem;
  right: 0.6rem;
  font-family: var(--font-head);
  font-size: 2.6rem;
  line-height: 1;
  color: var(--color-line);
  opacity: 0.6;
  pointer-events: none;
}

.page-faq .faq-answer p {
  margin: 0 0 0.6rem;
}

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

.page-faq .faq-answer a {
  color: var(--color-electric);
  text-decoration: underline;
  text-underline-offset: 3px;
  font-weight: 700;
}

.page-faq .faq-path {
  font-family: var(--font-data);
  font-size: 0.82rem;
  color: var(--color-rock-dark);
  background: rgba(0, 140, 193, 0.06);
  padding: 0.5rem 0.75rem;
  border-left: 2px solid var(--color-electric);
}

/* 变更标签列表 */
.page-faq .faq-tag-list {
  list-style: none;
  padding: 0;
  margin: 0 0 0.8rem;
  display: grid;
  gap: 0.45rem;
}

.page-faq .faq-tag-list li {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  font-size: 0.92rem;
}

.page-faq .faq-tag-tag {
  flex-shrink: 0;
  display: inline-block;
  font-family: var(--font-data);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-cream);
  background: var(--color-flame);
  padding: 0.18rem 0.5rem;
  border-radius: 3px;
  letter-spacing: 0.03em;
}

/* 变更说明示例图 */
.page-faq .faq-change-figure {
  margin: 1.75rem 0 0;
}

.page-faq .faq-change-figure img {
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: 0 16px 0 16px;
  box-shadow: 0 0 0 1px var(--color-line);
}

.page-faq .faq-change-figure .figure-caption {
  margin-top: 0.6rem;
  color: var(--color-rock);
  font-family: var(--font-data);
  font-size: 0.8rem;
}

/* ========== 没有解决 ========== */
.page-faq .faq-fallback {
  padding: clamp(2.5rem, 6vw, 5rem) 0;
}

.page-faq .faq-fallback-box {
  position: relative;
  border: 2px dashed var(--color-rock);
  border-radius: 44% 28% 50% 22% / 32% 40% 28% 38%;
  padding: clamp(2.5rem, 6vw, 4rem) clamp(1.25rem, 4vw, 3rem);
  text-align: center;
  background:
    radial-gradient(circle at 20% 80%, rgba(255, 211, 77, 0.2) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(0, 140, 193, 0.08) 0%, transparent 45%),
    var(--color-cream);
  overflow: hidden;
}

.page-faq .faq-fallback-box::before {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(-12deg, transparent 0, transparent 26px, rgba(245, 74, 0, 0.03) 26px, rgba(245, 74, 0, 0.03) 27px);
  pointer-events: none;
}

.page-faq .faq-fallback-kicker {
  display: inline-block;
  font-family: var(--font-data);
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-flame);
  background: rgba(245, 74, 0, 0.1);
  padding: 0.3rem 0.9rem;
  border-radius: 999px;
  margin-bottom: 1rem;
}

.page-faq .faq-fallback-box h2 {
  font-family: var(--font-head);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  line-height: 1.05;
  margin: 0 auto 1rem;
  max-width: 14em;
  position: relative;
  z-index: 1;
}

.page-faq .faq-fallback-box p {
  position: relative;
  z-index: 1;
  max-width: 36em;
  margin: 0 auto 1.75rem;
  color: var(--color-rock-dark);
}

.page-faq .faq-fallback-box p a {
  color: var(--color-electric);
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .faq-fallback-actions {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.85rem;
}

.page-faq .faq-fallback-actions .btn {
  text-decoration: none;
  font-weight: 700;
}

.page-faq .faq-fallback-actions .btn-flame {
  background: var(--color-flame);
  color: #fff;
  padding: 0.75rem 1.6rem;
  border: 2px solid var(--color-flame);
  transition: background-color 240ms var(--ease-out);
}

.page-faq .faq-fallback-actions .btn-flame:hover {
  background: var(--color-ink);
  border-color: var(--color-ink);
}

.page-faq .faq-fallback-actions .btn-ghost {
  background: transparent;
  color: var(--color-ink);
  padding: 0.75rem 1.6rem;
  border: 2px solid var(--color-ink);
  transition: border-color 240ms var(--ease-out), color 240ms var(--ease-out);
}

.page-faq .faq-fallback-actions .btn-ghost:hover {
  border-color: var(--color-flame);
  color: var(--color-flame);
}

/* ========== 桌面端 ========== */
@media (min-width: 1024px) {
  .page-faq .faq-cover-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(280px, 0.85fr);
    gap: clamp(2.5rem, 5vw, 4.5rem);
  }

  .page-faq .faq-cover-figure {
    justify-self: end;
  }

  .page-faq .faq-manual-grid {
    grid-template-columns: 230px minmax(0, 1fr);
    gap: clamp(2.5rem, 5vw, 4rem);
    align-items: start;
  }

  .page-faq .faq-toc {
    position: sticky;
    top: calc(var(--header-h) + 1.75rem);
    padding: 1.75rem 1.5rem 1.5rem;
  }

  .page-faq .faq-toc-list {
    flex-direction: column;
    gap: 0.25rem;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-faq .faq-toc-item {
    white-space: normal;
    width: 100%;
  }

  .page-faq .faq-toc-item a {
    border-radius: 6px;
    padding: 0.65rem 0.85rem;
    font-size: 0.95rem;
    background: transparent;
    border-color: transparent;
  }

  .page-faq .faq-answer {
    font-size: 1rem;
  }
}