.page-faq {
  --faq-line: rgba(27, 42, 74, 0.16);
  --faq-line-light: rgba(250, 247, 240, 0.2);
  --faq-gap: clamp(1rem, 2.4vw, 1.75rem);
  background: var(--bone);
  color: var(--ink);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.page-faq [id] {
  scroll-margin-top: 6rem;
}

.page-faq .section-head {
  border-top: 1px solid var(--faq-line);
  padding-top: clamp(1rem, 2vw, 1.5rem);
  margin-bottom: clamp(1.5rem, 3.5vw, 2.75rem);
}

/* ---------- Hero ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(1.25rem, 3vw, 2rem) clamp(1.75rem, 4.5vw, 3.25rem);
  color: var(--prayer);
  background-color: var(--indigo);
  background-image:
    linear-gradient(to right, rgba(250, 247, 240, 0.055) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(250, 247, 240, 0.055) 1px, transparent 1px);
  background-size: 96px 96px;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  right: -12%;
  bottom: -30%;
  width: 62%;
  height: 78%;
  background: radial-gradient(circle at 60% 40%, rgba(201, 164, 92, 0.22), transparent 68%);
  pointer-events: none;
}

.page-faq .faq-hero .container {
  position: relative;
  z-index: 1;
}

.page-faq .faq-hero .breadcrumb-list {
  margin: 0 0 clamp(1.25rem, 3vw, 2.25rem);
}

.page-faq .faq-hero .breadcrumb-link {
  color: rgba(250, 247, 240, 0.68);
  font-size: 0.8rem;
  letter-spacing: 0.04em;
}

.page-faq .faq-hero .breadcrumb-link[aria-current="page"],
.page-faq .faq-hero .breadcrumb-link:hover {
  color: var(--sand);
}

.page-faq .faq-hero-grid {
  display: grid;
  gap: clamp(1.75rem, 4vw, 3rem);
  align-items: center;
}

.page-faq .faq-eyebrow {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin: 0 0 1rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--sand);
}

.page-faq .faq-eyebrow::before {
  content: "";
  width: 2rem;
  height: 1px;
  background: var(--sand);
}

.page-faq .faq-title {
  margin: 0 0 1rem;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2rem, 6vw, 3.6rem);
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--prayer);
}

.page-faq .faq-title em {
  font-style: normal;
  color: var(--sand);
}

.page-faq .faq-lede {
  max-width: 40ch;
  margin: 0 0 clamp(1.25rem, 3vw, 1.75rem);
  font-size: clamp(0.95rem, 1.6vw, 1.0625rem);
  line-height: 1.8;
  color: rgba(250, 247, 240, 0.78);
}

.page-faq .faq-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem 1.25rem;
  margin: 0;
  padding: 1.15rem 0 0;
  list-style: none;
  border-top: 1px solid var(--faq-line-light);
}

.page-faq .faq-stat {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  min-width: 0;
}

.page-faq .faq-stat-num {
  font-family: var(--font-num);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  line-height: 1;
  color: var(--sand);
}

.page-faq .faq-stat-num--text {
  font-family: var(--font-body);
  font-size: clamp(0.95rem, 1.6vw, 1.05rem);
  letter-spacing: 0;
  padding-top: 0.35rem;
}

.page-faq .faq-stat-label {
  font-size: 0.76rem;
  letter-spacing: 0.05em;
  color: rgba(250, 247, 240, 0.62);
}

.page-faq .faq-hero-media {
  margin: 0;
  border: 1px solid var(--faq-line-light);
  box-shadow: 0 24px 48px -32px rgba(0, 0, 0, 0.7);
}

.page-faq .faq-hero-media img,
.page-faq .support-media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  max-width: 100%;
}

/* ---------- 快速跳转条 ---------- */
.page-faq .faq-jump {
  display: flex;
  flex-wrap: nowrap;
  gap: 0.5rem;
  margin-top: clamp(1.5rem, 3vw, 2.25rem);
  padding-top: 1rem;
  padding-bottom: 0.4rem;
  overflow-x: auto;
  border-top: 1px solid var(--faq-line-light);
  scrollbar-width: thin;
}

.page-faq .faq-jump-link {
  flex: none;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.5rem 0.85rem;
  border: 1px solid var(--faq-line-light);
  border-radius: var(--radius);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: rgba(250, 247, 240, 0.86);
  text-decoration: none;
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease), background 0.2s var(--ease);
}

.page-faq .faq-jump-link:hover,
.page-faq .faq-jump-link:focus-visible {
  border-color: var(--sand);
  color: var(--sand);
  background: rgba(201, 164, 92, 0.1);
}

.page-faq .faq-dot {
  display: inline-block;
  width: 0.5rem;
  height: 0.5rem;
  flex: none;
  border-radius: 50%;
}

.page-faq .faq-dot--red { background: var(--vermilion); }
.page-faq .faq-dot--turq { background: var(--turquoise); }
.page-faq .faq-dot--sand { background: var(--sand); }
.page-faq .faq-dot--lapis { background: var(--lapis); }
.page-faq .faq-dot--clay { background: var(--clay); }

/* ---------- 编号规则 ---------- */
.page-faq .num-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--faq-gap);
}

.page-faq .num-card {
  padding: clamp(1.1rem, 2vw, 1.6rem);
  background: var(--prayer);
  border: 1px solid var(--faq-line);
  border-radius: var(--radius);
  box-shadow: var(--card-shadow);
}

.page-faq .num-code {
  margin: 0 0 0.85rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--faq-line);
  font-family: var(--font-mono);
  font-size: clamp(1.4rem, 3vw, 1.85rem);
  letter-spacing: 0.06em;
  color: var(--indigo);
}

.page-faq .num-title {
  margin: 0 0 0.4rem;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--indigo);
}

.page-faq .num-text {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--stone);
}

/* ---------- 索引 + 问答 ---------- */
.page-faq .section--index {
  background: linear-gradient(180deg, var(--bone) 0%, rgba(243, 239, 230, 0.4) 100%);
}

.page-faq .faq-layout {
  display: grid;
  gap: clamp(1.5rem, 3vw, 2.5rem);
}

.page-faq .faq-index {
  padding: 1rem;
  background: var(--prayer);
  border: 1px solid var(--faq-line);
  border-radius: var(--radius);
  box-shadow: var(--card-shadow);
}

.page-faq .faq-index-title {
  margin: 0 0 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--stone);
}

.page-faq .faq-index-list {
  display: flex;
  gap: 0.35rem;
  margin: 0;
  padding: 0 0 0.25rem;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-faq .faq-index-link {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.55rem 0.65rem;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--ink);
  text-decoration: none;
  white-space: nowrap;
  transition: background 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-faq .faq-index-link:hover,
.page-faq .faq-index-link:focus-visible {
  background: var(--bone);
  border-color: var(--sand-line);
}

.page-faq .faq-index-code {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.04em;
  color: var(--stone);
}

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

.page-faq .faq-group {
  margin-bottom: clamp(1.5rem, 3vw, 2.25rem);
}

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

.page-faq .faq-group-head {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 0.5rem 0.75rem;
  padding-bottom: 0.6rem;
  border-bottom: 2px solid var(--indigo);
}

.page-faq .faq-group-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 2.2vw, 1.4rem);
  font-weight: 900;
  letter-spacing: -0.01em;
  color: var(--indigo);
}

.page-faq .faq-group-code {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--stone);
}

.page-faq .qa {
  border-bottom: 1px solid var(--faq-line);
}

.page-faq .qa[open] {
  background: rgba(250, 247, 240, 0.72);
}

.page-faq .qa-summary {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 0.5rem 0.8rem;
  padding: 1rem 0.5rem;
  list-style: none;
  cursor: pointer;
  transition: background 0.2s var(--ease);
}

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

.page-faq .qa-summary:hover {
  background: rgba(201, 164, 92, 0.09);
}

.page-faq .qa-summary:focus-visible {
  outline: 2px solid var(--sand);
  outline-offset: -2px;
}

.page-faq .qa-code {
  flex: none;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--sand-deep);
}

.page-faq .qa-text {
  flex: 1 1 13rem;
  min-width: 0;
  font-size: clamp(0.95rem, 1.6vw, 1.05rem);
  font-weight: 700;
  line-height: 1.5;
  color: var(--indigo);
}

.page-faq .qa-version {
  flex: none;
  font-size: 0.68rem;
}

.page-faq .qa-toggle {
  position: relative;
  flex: none;
  align-self: center;
  width: 0.9rem;
  height: 0.9rem;
  margin-left: auto;
  color: var(--sand-deep);
}

.page-faq .qa-toggle::before,
.page-faq .qa-toggle::after {
  content: "";
  position: absolute;
  background: currentColor;
}

.page-faq .qa-toggle::before {
  left: 0;
  right: 0;
  top: 50%;
  height: 1px;
  transform: translateY(-50%);
}

.page-faq .qa-toggle::after {
  top: 0;
  bottom: 0;
  left: 50%;
  width: 1px;
  transform: translateX(-50%);
  transition: transform 0.2s var(--ease), opacity 0.2s var(--ease);
}

.page-faq .qa[open] .qa-toggle::after {
  transform: translateX(-50%) scaleY(0);
  opacity: 0;
}

.page-faq .qa-answer {
  max-width: 64ch;
  padding: 0 0.5rem 1.15rem;
}

.page-faq .qa-answer p {
  margin: 0 0 0.6rem;
  font-size: 0.925rem;
  line-height: 1.85;
  color: var(--stone);
}

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

.page-faq .qa-answer a {
  color: var(--lapis);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.page-faq .qa-answer a:hover {
  color: var(--vermilion);
}

/* ---------- 咨询准备 ---------- */
.page-faq .prep-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--faq-gap);
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .prep-step {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0 1rem;
  padding: clamp(1rem, 2vw, 1.25rem);
  background: var(--prayer);
  border: 1px solid var(--faq-line);
  border-left: 3px solid var(--sand);
  border-radius: var(--radius);
}

.page-faq .prep-num {
  grid-row: span 2;
  font-family: var(--font-num);
  font-size: 1.6rem;
  font-weight: 700;
  line-height: 1;
  color: var(--sand-deep);
}

.page-faq .prep-title {
  margin: 0 0 0.3rem;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--indigo);
}

.page-faq .prep-text {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--stone);
}

/* ---------- 版本适用 ---------- */
.page-faq .version-band {
  padding-block: clamp(1.75rem, 4vw, 3rem);
  color: rgba(250, 247, 240, 0.86);
  background:
    linear-gradient(120deg, var(--night) 0%, var(--indigo) 68%, rgba(62, 124, 116, 0.4) 100%);
  border-top: 1px solid var(--sand-line);
  border-bottom: 1px solid var(--sand-line);
}

.page-faq .version-inner {
  display: grid;
  gap: clamp(1rem, 2.5vw, 2.5rem);
}

.page-faq .version-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.9rem;
  padding: 0.35rem 0.8rem;
  border: 1px solid var(--sand-line);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--sand);
}

.page-faq .version-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 2.8vw, 1.9rem);
  font-weight: 900;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--prayer);
}

.page-faq .version-copy p {
  margin: 0 0 0.7rem;
  font-size: 0.925rem;
  line-height: 1.85;
  color: rgba(250, 247, 240, 0.78);
}

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

.page-faq .version-copy a {
  color: var(--sand);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 客服路径 ---------- */
.page-faq .support-grid {
  display: grid;
  gap: var(--faq-gap);
  align-items: center;
}

.page-faq .support-panel {
  padding: clamp(1.1rem, 2.2vw, 1.6rem);
  background: var(--prayer);
  border: 1px solid var(--faq-line);
  border-radius: var(--radius);
  box-shadow: var(--card-shadow);
}

.page-faq .support-list {
  margin: 0 0 1.15rem;
  padding: 0;
  list-style: none;
}

.page-faq .support-item {
  display: grid;
  gap: 0.2rem;
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--faq-line);
}

.page-faq .support-item:first-child {
  padding-top: 0;
}

.page-faq .support-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--stone);
}

.page-faq .support-value {
  font-size: clamp(0.95rem, 1.8vw, 1.05rem);
  font-weight: 700;
  line-height: 1.5;
  color: var(--indigo);
  word-break: break-word;
}

.page-faq .support-hint {
  font-size: 0.78rem;
  line-height: 1.6;
  color: var(--stone);
}

.page-faq .support-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
}

.page-faq .support-media {
  margin: 0;
  border: 1px solid var(--faq-line);
  border-radius: var(--radius);
  box-shadow: var(--card-shadow);
  overflow: hidden;
}

/* ---------- 断点 ---------- */
@media (min-width: 640px) {
  .page-faq .prep-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .support-btn {
    width: auto;
  }
}

@media (min-width: 760px) {
  .page-faq .num-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-faq .faq-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 960px) {
  .page-faq .faq-hero-grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
  }

  .page-faq .faq-hero-media {
    clip-path: polygon(0 0, 100% 0, 100% 100%, 9% 100%);
  }

  .page-faq .faq-jump {
    flex-wrap: wrap;
    overflow: visible;
  }

  .page-faq .version-inner {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    align-items: center;
  }

  .page-faq .support-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  }
}

@media (min-width: 920px) {
  .page-faq .faq-layout {
    grid-template-columns: 250px minmax(0, 1fr);
    align-items: start;
  }

  .page-faq .faq-index {
    position: sticky;
    top: 6rem;
    padding: 1.15rem;
  }

  .page-faq .faq-index-list {
    flex-direction: column;
    gap: 0.15rem;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-faq .faq-index-link {
    white-space: normal;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .qa-toggle::after,
  .page-faq .qa-summary,
  .page-faq .faq-jump-link,
  .page-faq .faq-index-link {
    transition: none;
  }

  .page-faq .qa[open] .qa-toggle::after {
    transform: translateX(-50%);
    opacity: 1;
  }
}