.page-faq {
  --faq-mark: 44px;
  --faq-gap: 16px;
  --faq-sidebar: 250px;
}

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

/* ---------- Hero ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at 85% 15%, rgba(214, 43, 43, 0.22), transparent 44%),
    var(--bg-deep);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(-45deg, rgba(200, 139, 47, 0.05) 0 1px, transparent 1px 14px),
    linear-gradient(180deg, rgba(16, 20, 31, 0.2), transparent 60%);
  pointer-events: none;
}

.page-faq .faq-hero__inner {
  position: relative;
  z-index: 1;
  padding-top: 32px;
  padding-bottom: 24px;
}

.page-faq .faq-hero .breadcrumb {
  margin-bottom: 28px;
}

.page-faq .faq-hero__body {
  display: grid;
  gap: 28px;
}

.page-faq .faq-hero h1 {
  font-size: clamp(32px, 4.6vw, 52px);
  font-weight: 900;
  line-height: 1.12;
  letter-spacing: 0.02em;
  margin: 10px 0 0;
  padding-bottom: 18px;
  position: relative;
}

.page-faq .faq-hero h1::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 72px;
  height: 4px;
  background: linear-gradient(90deg, var(--red) 0%, var(--gold) 100%);
  transform: skewX(-20deg);
}

.page-faq .faq-hero__lead {
  color: var(--gray);
  font-size: 15px;
  line-height: 1.85;
  max-width: 640px;
  margin: 22px 0 28px;
}

.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-faq .faq-hero__rotate {
  display: none;
}

.page-faq .faq-hero__figure {
  position: relative;
  margin: 28px 0 0;
  border: 1px solid var(--gold-line);
  background: var(--bg-panel);
}

.page-faq .faq-hero__figure::after {
  content: "开运KAIYUN · 问答分类索引";
  position: absolute;
  right: 10px;
  bottom: 8px;
  background: rgba(16, 20, 31, 0.86);
  color: var(--gold);
  font-size: 12px;
  letter-spacing: 0.1em;
  padding: 4px 10px;
  white-space: nowrap;
}

.page-faq .faq-hero__img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 热词直达 ---------- */
.page-faq .faq-hotkeys {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding-top: 18px;
  padding-bottom: 18px;
  border-top: 1px solid rgba(200, 139, 47, 0.22);
  border-bottom: 1px solid rgba(200, 139, 47, 0.22);
  margin-top: 8px;
}

.page-faq .faq-hotkeys__label {
  color: var(--gray);
  font-size: 13px;
  letter-spacing: 0.18em;
  margin-right: 4px;
  white-space: nowrap;
}

.page-faq .faq-hotkey {
  display: inline-flex;
  align-items: center;
  padding: 7px 14px;
  border: 1px solid var(--gold-line);
  color: var(--gold);
  font-size: 14px;
  line-height: 1.2;
  text-decoration: none;
  transition: background-color 0.2s var(--ease), color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-faq .faq-hotkey:hover,
.page-faq .faq-hotkey:focus-visible {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--bg-deep);
}

/* ---------- 主布局 ---------- */
.page-faq .faq-layout {
  display: grid;
  gap: 36px;
  padding-top: 44px;
  padding-bottom: 40px;
}

.page-faq .faq-toc {
  background: var(--bg-panel);
  padding: 20px;
  border-left: 3px solid var(--gold-line);
}

.page-faq .faq-toc__label {
  color: var(--gold);
  font-size: 13px;
  letter-spacing: 0.2em;
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 14px;
}

.page-faq .faq-toc__label::after {
  content: "";
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, rgba(200, 139, 47, 0.5), transparent);
}

.page-faq .faq-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding-bottom: 6px;
  scrollbar-width: thin;
  scrollbar-color: var(--gold-line) transparent;
}

.page-faq .faq-toc__item {
  flex: 0 0 auto;
  margin: 0;
}

.page-faq .faq-toc__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 12px;
  border: 1px solid rgba(200, 139, 47, 0.4);
  color: var(--cream);
  font-size: 14px;
  text-decoration: none;
  white-space: nowrap;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-faq .faq-toc__link:hover,
.page-faq .faq-toc__link:focus-visible {
  border-color: var(--red);
  color: var(--gold);
}

.page-faq .faq-toc__num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--gold);
  min-width: 20px;
}

/* ---------- FAQ 区块 ---------- */
.page-faq .faq-panel {
  min-width: 0;
}

.page-faq .faq-block {
  scroll-margin-top: 24px;
  padding-bottom: 40px;
  margin-bottom: 40px;
  border-bottom: 1px solid rgba(200, 139, 47, 0.18);
}

.page-faq .faq-block:last-child {
  border-bottom: 0;
  padding-bottom: 0;
  margin-bottom: 0;
}

.page-faq .faq-block .section-head {
  margin-bottom: 18px;
  padding-bottom: 14px;
  border-bottom: 2px solid var(--gold-line);
}

/* ---------- FAQ 条目 ---------- */
.page-faq .faq-item {
  border-bottom: 1px solid rgba(200, 139, 47, 0.18);
}

.page-faq .faq-item:last-child {
  border-bottom: 0;
}

.page-faq .faq-q {
  display: flex;
  align-items: center;
  gap: var(--faq-gap);
  list-style: none;
  cursor: pointer;
  padding: 18px 0;
  transition: padding-left 0.25s var(--ease);
  -webkit-user-select: none;
  user-select: none;
}

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

.page-faq .faq-q::marker {
  content: "";
}

.page-faq .faq-q:hover {
  padding-left: 6px;
}

.page-faq .faq-q:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 4px;
}

.page-faq .faq-q__mark {
  flex: 0 0 var(--faq-mark);
  width: var(--faq-mark);
  height: var(--faq-mark);
  display: grid;
  place-items: center;
  border: 1px solid var(--gold-line);
  background: rgba(214, 43, 43, 0.08);
  color: var(--gold);
  font-family: var(--font-head);
  font-size: 22px;
  font-weight: 900;
  transform: rotate(-3deg);
  transition: background-color 0.25s var(--ease), border-color 0.25s var(--ease), color 0.25s var(--ease);
}

.page-faq .faq-item[open] .faq-q__mark {
  background: var(--red);
  border-color: var(--red);
  color: var(--cream);
}

.page-faq .faq-q__text {
  flex: 1;
  font-family: var(--font-head);
  font-size: 17px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--cream);
  transition: color 0.25s var(--ease);
}

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

.page-faq .faq-q__icon {
  position: relative;
  flex: 0 0 20px;
  width: 20px;
  height: 20px;
}

.page-faq .faq-q__icon::before,
.page-faq .faq-q__icon::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  background: var(--gold);
  transition: transform 0.3s var(--ease);
}

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

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

.page-faq .faq-item[open] .faq-q__icon::before {
  transform: translate(-50%, -50%) rotate(45deg);
}

.page-faq .faq-item[open] .faq-q__icon::after {
  transform: translate(-50%, -50%) rotate(135deg);
}

.page-faq .faq-a {
  background: var(--bg-panel);
  border-left: 3px solid var(--red);
  margin: 4px 0 24px calc(var(--faq-mark) + var(--faq-gap));
  padding: 18px 22px;
  color: var(--gray);
  font-size: 15px;
  line-height: 1.8;
}

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

.page-faq .faq-a a {
  color: var(--gold);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.page-faq .faq-item[open] .faq-a {
  animation: faqIn 0.35s var(--ease);
}

@keyframes faqIn {
  from {
    opacity: 0;
    transform: translateY(-6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ---------- 底部联系带 ---------- */
.page-faq .faq-fallback {
  background:
    radial-gradient(circle at 15% 20%, rgba(214, 43, 43, 0.18), transparent 42%),
    linear-gradient(145deg, rgba(16, 20, 31, 0.96), rgba(29, 39, 53, 0.9));
  border-top: 1px solid rgba(200, 139, 47, 0.3);
}

.page-faq .faq-fallback__inner {
  display: grid;
  gap: 32px;
  align-items: center;
  padding-top: 40px;
  padding-bottom: 48px;
}

.page-faq .faq-fallback__figure {
  margin: 0;
  border: 1px solid var(--gold-line);
  background: var(--bg-panel);
}

.page-faq .faq-fallback__img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-faq .faq-fallback__content {
  min-width: 0;
}

.page-faq .faq-fallback__title {
  font-size: clamp(24px, 3.4vw, 34px);
  font-weight: 900;
  margin: 10px 0 14px;
  color: var(--cream);
}

.page-faq .faq-fallback__text {
  color: var(--gray);
  line-height: 1.8;
  margin: 0 0 24px;
  max-width: 620px;
}

.page-faq .faq-fallback__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 桌面端 ---------- */
@media (min-width: 860px) {
  .page-faq .faq-hero__inner {
    padding-top: 48px;
    padding-bottom: 32px;
  }

  .page-faq .faq-hero__body {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: end;
    gap: 40px;
  }

  .page-faq .faq-hero__lead {
    font-size: 16px;
  }

  .page-faq .faq-hero__rotate {
    display: inline-flex;
    writing-mode: vertical-rl;
    font-family: var(--font-head);
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 0.42em;
    color: var(--gold);
    border-right: 2px solid var(--gold-line);
    padding-right: 12px;
    white-space: nowrap;
  }

  .page-faq .faq-layout {
    grid-template-columns: var(--faq-sidebar) minmax(0, 1fr);
    gap: 64px;
    padding-top: 56px;
    padding-bottom: 56px;
  }

  .page-faq .faq-toc {
    position: sticky;
    top: 32px;
    align-self: start;
    background: transparent;
    padding: 0;
    border-left: 0;
    border-top: 2px solid var(--gold-line);
    padding-top: 20px;
  }

  .page-faq .faq-toc__label {
    margin-bottom: 18px;
  }

  .page-faq .faq-toc__list {
    flex-direction: column;
    gap: 0;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-faq .faq-toc__item {
    border-bottom: 1px solid rgba(200, 139, 47, 0.18);
  }

  .page-faq .faq-toc__link {
    width: 100%;
    padding: 14px 8px;
    border: 0;
    background: transparent;
    white-space: normal;
  }

  .page-faq .faq-toc__link:hover,
  .page-faq .faq-toc__link:focus-visible {
    border: 0;
    padding-left: 16px;
  }

  .page-faq .faq-toc__num {
    min-width: 28px;
  }

  .page-faq .faq-q__text {
    font-size: 18px;
  }

  .page-faq .faq-fallback__inner {
    grid-template-columns: minmax(0, 420px) 1fr;
    gap: 64px;
    align-items: center;
  }
}

/* ---------- 减少动态效果 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-faq *,
  .page-faq *::before,
  .page-faq *::after {
    animation: none !important;
    transition: none !important;
  }
}