.page-faq {
  --faq-dash: 1px dashed var(--ink-line);
}

/* 面包屑 */
.page-faq .faq-crumb {
  padding-block: 22px 4px;
}

/* 首屏 */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  background: var(--ink);
  color: var(--cream);
  padding-block: clamp(34px, 6vw, 72px) clamp(40px, 7vw, 88px);
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  inset: auto -14% -42% 42%;
  height: 74%;
  background: var(--ink-2);
  transform: skewY(-8deg);
  pointer-events: none;
}

.page-faq .faq-hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(26px, 4vw, 48px);
  grid-template-columns: minmax(0, 1fr);
}

.page-faq .faq-hero-label {
  color: var(--lime);
  margin: 0;
}

.page-faq .faq-hero-title {
  margin: 14px 0 20px;
  font-size: clamp(32px, 6.4vw, 68px);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--cream);
}

.page-faq .faq-hero-title em {
  font-style: normal;
  color: var(--lime);
  background: linear-gradient(transparent 64%, rgba(200, 247, 81, 0.2) 64%);
}

.page-faq .faq-hero-lead {
  max-width: 34em;
  margin: 0 0 26px;
  font-size: clamp(16px, 1.8vw, 18px);
  line-height: 1.85;
  color: var(--mist);
}

.page-faq .faq-hero .btn--ghost {
  color: var(--cream);
  border-color: var(--mist);
}

.page-faq .faq-hero-side {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(auto-fit, minmax(118px, 1fr));
}

.page-faq .faq-stat {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 16px 14px;
  background: var(--ink-2);
  border: 3px solid var(--ink-line);
  border-radius: 16px;
}

.page-faq .faq-stat-num {
  font-size: clamp(26px, 4vw, 38px);
  font-weight: 900;
  line-height: 1;
  color: var(--lime);
  font-variant-numeric: tabular-nums;
}

.page-faq .faq-stat-label {
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--mist);
}

/* 五类索引 */
.page-faq .faq-index {
  background: var(--cream);
  padding-block: clamp(38px, 5.5vw, 72px);
}

.page-faq .faq-index-head {
  margin-bottom: clamp(24px, 4vw, 38px);
}

.page-faq .faq-index-head .t-h2,
.page-faq .faq-group-head .t-h2 {
  color: var(--brown);
}

.page-faq .faq-index-head .section-lead {
  color: var(--brown);
  opacity: 0.8;
}

.page-faq .faq-index-wrap {
  display: grid;
  gap: clamp(20px, 3vw, 32px);
  grid-template-columns: minmax(0, 1fr);
}

.page-faq .faq-index-grid {
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(auto-fit, minmax(178px, 1fr));
}

.page-faq .faq-index-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 18px 16px;
  background: var(--paper);
  color: var(--brown);
  text-decoration: none;
  border: var(--bd-ink);
  border-radius: var(--radius-card);
  transition: background var(--dur) var(--ease), box-shadow var(--dur) var(--ease),
    transform var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-faq .faq-index-card:hover,
.page-faq .faq-index-card:focus-visible {
  background: var(--lime);
  border-color: var(--ink);
  box-shadow: var(--shadow-soft);
  transform: translate(-2px, -2px);
}

.page-faq .faq-index-card:focus-visible {
  outline: 3px solid var(--orange);
  outline-offset: 2px;
}

.page-faq .faq-index-num {
  font-size: 30px;
  font-weight: 900;
  line-height: 1;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}

.page-faq .faq-index-name {
  font-size: 17px;
  font-weight: 800;
  line-height: 1.4;
}

.page-faq .faq-index-desc {
  font-size: 13px;
  line-height: 1.7;
  opacity: 0.72;
}

.page-faq .faq-index-figure {
  margin: 0;
}

.page-faq .faq-index-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border: var(--bd-ink);
  border-radius: var(--radius-card);
  background: var(--ink-2);
  box-shadow: var(--shadow-soft);
}

/* 问答分组 */
.page-faq .faq-group {
  padding-block: clamp(38px, 5.5vw, 76px);
}

.page-faq .faq-group--cream {
  background: var(--cream);
}

.page-faq .faq-group--paper {
  background: var(--paper);
}

.page-faq .faq-group-head {
  max-width: 42em;
  margin-bottom: clamp(20px, 3vw, 32px);
}

.page-faq .faq-group-head .section-label {
  color: var(--orange);
}

.page-faq .faq-group-lead {
  margin: 10px 0 0;
  font-size: 16px;
  line-height: 1.85;
  color: var(--brown);
  opacity: 0.82;
}

.page-faq .stack {
  border-top: var(--faq-dash);
}

.page-faq .faq-group-tools {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 14px 0 6px;
}

.page-faq .faq-tool {
  font: inherit;
  font-size: 12px;
  letter-spacing: 0.12em;
  padding: 10px 16px;
  min-height: 44px;
  background: transparent;
  color: var(--ink);
  border: 2px solid var(--ink-line);
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease),
    color var(--dur) var(--ease);
}

.page-faq .faq-tool:hover,
.page-faq .faq-tool:focus-visible {
  background: var(--lime);
  border-color: var(--ink);
}

.page-faq .faq-tool:focus-visible {
  outline: 3px solid var(--orange);
  outline-offset: 2px;
}

.page-faq .stack-item {
  border-bottom: var(--faq-dash);
}

.page-faq .faq-q {
  margin: 0;
  font-size: inherit;
  font-weight: inherit;
  line-height: inherit;
}

.page-faq .stack-trigger {
  display: flex;
  align-items: baseline;
  gap: 14px;
  width: 100%;
  min-height: 56px;
  padding: 16px 0;
  background: none;
  border: 0;
  text-align: left;
  font: inherit;
  color: var(--brown);
  cursor: pointer;
  transition: color var(--dur) var(--ease);
}

.page-faq .faq-qnum {
  flex: 0 0 auto;
  min-width: 2ch;
  font-size: clamp(22px, 3.2vw, 40px);
  font-weight: 900;
  line-height: 1;
  color: var(--ink-line);
  font-variant-numeric: tabular-nums;
}

.page-faq .faq-qmain {
  flex: 1 1 auto;
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.page-faq .faq-qtext {
  font-size: clamp(16px, 1.9vw, 19px);
  font-weight: 700;
  line-height: 1.5;
}

.page-faq .stack-trigger:hover .faq-qtext {
  text-decoration: underline;
  text-decoration-color: var(--lime);
  text-decoration-thickness: 3px;
  text-underline-offset: 4px;
}

.page-faq .faq-qshort {
  font-size: 13.5px;
  font-weight: 400;
  line-height: 1.6;
  opacity: 0.72;
}

.page-faq .stack-mark {
  flex: 0 0 auto;
  align-self: center;
}

.page-faq .stack-panel {
  padding: 0 0 20px;
}

.page-faq .stack-panel p {
  margin: 0 0 10px;
  max-width: 40em;
  font-size: 16px;
  line-height: 1.9;
  color: var(--brown);
}

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

.page-faq .faq-inline-link {
  color: var(--ink);
  text-decoration: underline;
  text-decoration-color: var(--orange);
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
}

.page-faq .faq-inline-link:hover {
  background: var(--lime-soft);
}

/* 步骤条 */
.page-faq .faq-steps {
  list-style: none;
  margin: 14px 0 4px;
  padding: 0;
  display: grid;
  gap: 10px;
  grid-template-columns: minmax(0, 1fr);
}

.page-faq .faq-step {
  padding: 10px 12px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--brown);
  background: var(--paper);
  border: 2px solid var(--ink-line);
  border-radius: 12px;
}

.page-faq .faq-step b {
  display: block;
  margin-bottom: 4px;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--orange);
}

/* 检索示例 */
.page-faq .faq-code {
  display: grid;
  gap: 12px;
  margin: 0 0 clamp(20px, 3vw, 32px);
  padding: 18px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--cream);
  background: var(--ink);
  border: var(--bd);
  border-radius: var(--radius-card);
  overflow-x: auto;
}

.page-faq .faq-code p {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
}

.page-faq .faq-code code {
  font-family: var(--font-sans);
  font-weight: 700;
  padding: 2px 8px;
  color: var(--lime);
  background: var(--ink-2);
  border: 1px solid var(--ink-line);
  border-radius: 6px;
}

.page-faq .faq-code-arrow {
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--mist);
}

.page-faq .faq-code-note {
  color: var(--mist);
}

.page-faq .faq-hit {
  padding: 0 4px;
  color: var(--ink);
  background: var(--amber);
  border-radius: 4px;
  font-weight: 700;
}

.page-faq .faq-search-figure {
  margin: clamp(22px, 3vw, 34px) 0 0;
}

.page-faq .faq-search-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  background: var(--cream);
  border: var(--bd-ink);
  border-radius: var(--radius-card);
}

/* 找不到答案 */
.page-faq .faq-contact {
  background: var(--ink);
  color: var(--cream);
  padding-block: clamp(40px, 6vw, 76px);
}

.page-faq .faq-contact-inner {
  display: grid;
  gap: clamp(24px, 4vw, 48px);
  grid-template-columns: minmax(0, 1fr);
}

.page-faq .faq-contact-copy .section-label {
  color: var(--lime);
}

.page-faq .faq-contact-copy h2 {
  margin: 10px 0 14px;
  color: var(--cream);
}

.page-faq .faq-contact-copy p {
  max-width: 34em;
  margin: 0 0 24px;
  line-height: 1.85;
  color: var(--mist);
}

.page-faq .faq-contact-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 3px solid var(--ink-line);
}

.page-faq .faq-contact-list li {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 6px 16px;
  padding: 14px 0;
  border-bottom: 1px solid var(--ink-line);
}

.page-faq .faq-contact-key {
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--mist);
}

.page-faq .faq-contact-val {
  font-size: 15px;
  font-weight: 700;
  color: var(--cream);
  word-break: break-word;
}

/* 断点 */
@media (min-width: 700px) {
  .page-faq .faq-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-faq .stack-panel {
    padding-left: clamp(0px, 4vw, 58px);
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero-inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: end;
  }

  .page-faq .faq-contact-inner {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
    align-items: start;
  }
}

@media (min-width: 1000px) {
  .page-faq .faq-index-wrap {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-faq .faq-index-figure {
    position: sticky;
    top: 120px;
  }
}