.page-faq {
  --faq-measure: 68ch;
  display: block;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(28px, 4.5vw, 56px) 0 clamp(44px, 6vw, 76px);
  background:
    radial-gradient(880px 460px at 84% -12%, rgba(255, 107, 26, 0.16), transparent 62%),
    radial-gradient(700px 420px at 2% 104%, rgba(31, 157, 107, 0.12), transparent 60%),
    var(--paper-0);
}

.page-faq .faq-hero__grid {
  display: grid;
  gap: clamp(28px, 4vw, 52px);
  align-items: center;
}

@media (min-width: 900px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: 1.05fr 0.95fr;
  }
}

.page-faq .faq-hero h1 {
  margin: 12px 0 18px;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(32px, 5.2vw, 54px);
  line-height: 1.14;
  letter-spacing: -0.02em;
  color: var(--ink-900);
}

.page-faq .faq-hero .lead {
  max-width: var(--faq-measure);
  font-size: clamp(16px, 1.6vw, 18px);
  line-height: 1.78;
  color: var(--ink-700);
}

.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

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

.page-faq .faq-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--r-l);
  border: 1px solid var(--line-200);
  box-shadow: var(--shadow-2);
  object-fit: cover;
}

.page-faq .faq-hero__caption {
  margin-top: 12px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--muted);
}

/* ---------- 数字条 ---------- */
.page-faq .faq-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: clamp(32px, 4vw, 48px) 0 0;
  background: var(--line-200);
  border: 1px solid var(--line-200);
  border-radius: var(--r-m);
  overflow: hidden;
}

@media (min-width: 780px) {
  .page-faq .faq-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.page-faq .faq-stat {
  padding: 18px 20px 20px;
  background: var(--paper-0);
}

.page-faq .faq-stat dt {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--muted);
}

.page-faq .faq-stat dd {
  margin: 8px 0 0;
  display: flex;
  align-items: baseline;
  gap: 4px;
  color: var(--ink-900);
}

.page-faq .faq-stat__num {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(26px, 3vw, 34px);
  line-height: 1;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
}

.page-faq .faq-stat__unit {
  font-size: 14px;
  font-weight: 700;
  color: var(--orange-deep);
}

/* ---------- 六星分类区 ---------- */
.page-faq .faq-cats-section {
  position: relative;
  overflow: hidden;
  padding: clamp(56px, 7vw, 96px) 0 calc(clamp(56px, 7vw, 96px) + 28px);
  background: var(--ink-900);
  color: var(--paper-0);
}

.page-faq .faq-cats-section::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(760px 400px at 88% 4%, rgba(255, 107, 26, 0.22), transparent 64%),
    radial-gradient(640px 360px at 4% 98%, rgba(31, 157, 107, 0.18), transparent 62%);
}

.page-faq .faq-cats-section .wrap {
  position: relative;
  z-index: 1;
}

.page-faq .faq-cats-head {
  display: grid;
  gap: clamp(24px, 3vw, 40px);
  align-items: center;
}

@media (min-width: 920px) {
  .page-faq .faq-cats-head {
    grid-template-columns: minmax(0, 1fr) 380px;
    gap: 52px;
  }
}

.page-faq .faq-h2 {
  margin: 12px 0 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(24px, 3.2vw, 36px);
  line-height: 1.22;
  letter-spacing: -0.015em;
  color: var(--ink-900);
}

.page-faq .faq-h2--on-dark {
  color: var(--paper-0);
}

.page-faq .faq-lead--on-dark {
  max-width: var(--faq-measure);
  margin: 14px 0 0;
  font-size: 17px;
  line-height: 1.78;
  color: rgba(251, 250, 247, 0.78);
}

.page-faq .eyebrow--on-dark {
  color: var(--gold);
}

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

.page-faq .faq-cats-figure img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--r-l);
  border: 1px solid rgba(251, 250, 247, 0.18);
  object-fit: cover;
}

.page-faq .faq-cats {
  display: grid;
  gap: 14px;
  margin-top: clamp(34px, 4.5vw, 56px);
}

@media (min-width: 720px) {
  .page-faq .faq-cats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1040px) {
  .page-faq .faq-cats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
  }

  .page-faq .faq-cat:nth-child(2),
  .page-faq .faq-cat:nth-child(5) {
    transform: translateY(22px);
  }
}

.page-faq .faq-cat {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  column-gap: 14px;
  row-gap: 5px;
  padding: 22px 22px 20px;
  border: 1px solid rgba(251, 250, 247, 0.16);
  border-radius: var(--r-m);
  background: rgba(251, 250, 247, 0.045);
  color: inherit;
  text-decoration: none;
  transition: border-color var(--t-fast) var(--ease),
              transform var(--t-fast) var(--ease),
              background var(--t-fast) var(--ease);
}

.page-faq .faq-cat:hover,
.page-faq .faq-cat:focus-visible {
  border-color: var(--orange);
  background: rgba(255, 107, 26, 0.09);
  transform: translateY(-2px);
}

.page-faq .faq-cat__orb {
  grid-column: 1;
  grid-row: 1 / span 3;
  align-self: start;
  margin-top: 2px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--r-full);
  border: 1px solid rgba(245, 183, 49, 0.6);
  color: var(--gold);
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 16px;
}

.page-faq .faq-cat__name {
  grid-column: 2;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 19px;
  letter-spacing: -0.01em;
  color: var(--paper-0);
}

.page-faq .faq-cat__desc {
  grid-column: 2;
  font-size: 15px;
  line-height: 1.65;
  color: rgba(251, 250, 247, 0.72);
}

.page-faq .faq-cat__count {
  grid-column: 2;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
  font-variant-numeric: tabular-nums;
  color: var(--gold);
}

/* ---------- 问答区 ---------- */
.page-faq .faq-answers {
  padding: clamp(52px, 7vw, 92px) 0;
  background: var(--paper-1);
}

.page-faq .faq-layout {
  display: grid;
  gap: clamp(24px, 3vw, 40px);
}

@media (min-width: 1000px) {
  .page-faq .faq-layout {
    grid-template-columns: 84px minmax(0, 1fr);
    gap: 52px;
    align-items: start;
  }
}

.page-faq .faq-rail {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding: 2px 2px 10px;
  scrollbar-width: thin;
}

@media (min-width: 1000px) {
  .page-faq .faq-rail {
    position: sticky;
    top: 28px;
    flex-direction: column;
    overflow: visible;
    padding: 0;
  }
}

.page-faq .faq-rail__item {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px 6px 6px;
  border-radius: var(--r-full);
  border: 1px solid transparent;
  text-decoration: none;
  color: var(--ink-700);
  font-size: 13px;
  font-weight: 700;
  transition: border-color var(--t-fast) var(--ease), background var(--t-fast) var(--ease);
}

@media (min-width: 1000px) {
  .page-faq .faq-rail__item {
    flex-direction: column;
    gap: 6px;
    padding: 0;
    border: 0;
    background: none;
  }
}

.page-faq .faq-rail__item:hover,
.page-faq .faq-rail__item:focus-visible {
  border-color: var(--orange);
}

.page-faq .faq-rail__orb {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--r-full);
  border: 1px solid var(--line-200);
  background: var(--paper-0);
  color: var(--ink-900);
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 15px;
  transition: background var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease), color var(--t-fast) var(--ease);
}

.page-faq .faq-rail__item:hover .faq-rail__orb {
  background: var(--orange);
  border-color: var(--orange);
  color: var(--ink-900);
}

.page-faq .faq-rail__text {
  white-space: nowrap;
}

@media (min-width: 1000px) {
  .page-faq .faq-rail__text {
    font-size: 11px;
    letter-spacing: 0.04em;
    color: var(--muted);
    writing-mode: horizontal-tb;
  }
}

/* 筛选条 */
.page-faq .faq-filter {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: clamp(24px, 3vw, 36px);
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line-200);
}

.page-faq .faq-filter__label {
  margin-right: 4px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.page-faq .faq-filter .tag {
  cursor: pointer;
  font-size: 13px;
  font-weight: 700;
  padding: 7px 14px;
  border-radius: var(--r-full);
  border: 1px solid var(--line-200);
  background: var(--paper-0);
  color: var(--ink-700);
  transition: background var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease), color var(--t-fast) var(--ease);
}

.page-faq .faq-filter .tag:hover {
  border-color: var(--orange);
}

.page-faq .faq-filter .tag[aria-pressed="true"] {
  background: var(--ink-900);
  border-color: var(--ink-900);
  color: var(--paper-0);
}

/* 分组 */
.page-faq .faq-group + .faq-group {
  margin-top: clamp(44px, 5.5vw, 72px);
}

.page-faq .faq-group__head {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr);
  gap: 16px;
  align-items: start;
  padding-bottom: 18px;
  border-bottom: 2px solid var(--ink-900);
}

.page-faq .faq-group__star {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border-radius: var(--r-full);
  background: var(--orange);
  color: var(--ink-900);
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 20px;
  box-shadow: 0 0 0 4px rgba(255, 107, 26, 0.16);
}

.page-faq .faq-group__sub {
  margin: 10px 0 0;
  max-width: var(--faq-measure);
  font-size: 16px;
  line-height: 1.75;
  color: var(--ink-700);
}

/* 折叠条目 */
.page-faq .faq-list {
  margin-top: 8px;
}

.page-faq .faq-item {
  border-bottom: 1px solid var(--line-200);
}

.page-faq .faq-item[hidden] {
  display: none;
}

.page-faq .faq-item__h {
  margin: 0;
}

.page-faq .faq-item__trigger {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  width: 100%;
  padding: 20px 4px;
  border: 0;
  background: none;
  text-align: left;
  cursor: pointer;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(16px, 1.7vw, 18px);
  line-height: 1.55;
  letter-spacing: -0.005em;
  color: var(--ink-900);
  transition: color var(--t-fast) var(--ease);
}

.page-faq .faq-item__trigger:hover {
  color: var(--orange-deep);
}

.page-faq .faq-item[data-open] .faq-item__trigger {
  color: var(--orange-deep);
}

.page-faq .faq-item__dot {
  flex: 0 0 auto;
  width: 12px;
  height: 12px;
  margin-top: 8px;
  border-radius: var(--r-full);
  border: 2px solid var(--orange);
  background: transparent;
  transition: transform var(--t-mid) var(--ease), background var(--t-fast) var(--ease);
}

.page-faq .faq-item[data-open] .faq-item__dot {
  transform: rotate(90deg);
  background: var(--gold);
  border-color: var(--gold);
}

.page-faq .faq-item__body {
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transition: max-height 340ms var(--ease), opacity 240ms var(--ease);
}

.page-faq .faq-item[data-open] .faq-item__body {
  max-height: 1200px;
  opacity: 1;
}

.page-faq .faq-item__inner {
  position: relative;
  padding: 0 0 24px 28px;
  font-size: 17px;
  line-height: 1.75;
  color: var(--ink-700);
}

.page-faq .faq-item__inner::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 4px;
  bottom: 24px;
  width: 2px;
  border-radius: 2px;
  background: var(--line-200);
  transition: background var(--t-fast) var(--ease);
}

.page-faq .faq-item[data-open] .faq-item__inner::before {
  background: var(--orange);
}

.page-faq .faq-item__inner p {
  margin: 0 0 10px;
}

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

.page-faq .faq-verdict {
  font-weight: 800;
  color: var(--ink-900);
}

.page-faq .faq-verdict::before {
  content: "";
  display: inline-block;
  width: 8px;
  height: 8px;
  margin-right: 8px;
  border-radius: 2px;
  background: var(--green);
  vertical-align: middle;
}

.page-faq .faq-steps {
  counter-reset: faqstep;
  list-style: none;
  margin: 12px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-faq .faq-steps li {
  counter-increment: faqstep;
  position: relative;
  padding: 11px 16px 11px 46px;
  border-radius: var(--r-s);
  background: var(--paper-0);
  border: 1px solid var(--line-200);
  font-size: 16px;
  line-height: 1.7;
}

.page-faq .faq-steps li::before {
  content: counter(faqstep, decimal-leading-zero);
  position: absolute;
  left: 14px;
  top: 11px;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 14px;
  font-variant-numeric: tabular-nums;
  color: var(--orange-deep);
}

/* ---------- 结尾联系区 ---------- */
.page-faq .faq-help-section {
  padding: clamp(52px, 7vw, 92px) 0 clamp(60px, 7vw, 96px);
  background: var(--paper-0);
}

.page-faq .faq-cta {
  position: relative;
  display: grid;
  gap: clamp(26px, 3.5vw, 48px);
  padding: clamp(28px, 4vw, 52px);
  border: 1px solid var(--line-200);
  border-radius: var(--r-l);
  background: var(--paper-0);
  box-shadow: var(--shadow-1);
  overflow: hidden;
}

.page-faq .faq-cta::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--gold), var(--orange) 45%, var(--green));
}

@media (min-width: 900px) {
  .page-faq .faq-cta {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    align-items: start;
  }
}

.page-faq .faq-cta__main .lead {
  max-width: var(--faq-measure);
  margin: 14px 0 0;
  font-size: 17px;
  line-height: 1.78;
  color: var(--ink-700);
}

.page-faq .faq-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-faq .faq-cta__side {
  padding: 22px;
  border: 1px solid var(--line-200);
  border-radius: var(--r-m);
  background: var(--paper-1);
}

.page-faq .faq-contact-list {
  margin: 0;
  display: grid;
  gap: 14px;
}

.page-faq .faq-contact-list__item dt {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.page-faq .faq-contact-list__item dd {
  margin: 4px 0 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 16px;
  line-height: 1.5;
  font-variant-numeric: tabular-nums;
  color: var(--ink-900);
  word-break: break-word;
}

.page-faq .faq-cta__note {
  margin: 18px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--line-200);
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-700);
}

.page-faq .faq-cta__note a {
  color: var(--blue);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .faq-more {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 24px;
  margin-top: clamp(28px, 3.5vw, 44px);
  padding-top: 22px;
  border-top: 1px solid var(--line-200);
}

.page-faq .faq-more__text {
  margin: 0;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--muted);
}

.page-faq .faq-more__link {
  font-size: 16px;
  font-weight: 800;
  color: var(--orange-deep);
  text-decoration: none;
  border-bottom: 1px solid rgba(178, 60, 7, 0.35);
  padding-bottom: 2px;
  transition: border-color var(--t-fast) var(--ease), color var(--t-fast) var(--ease);
}

.page-faq .faq-more__link:hover,
.page-faq .faq-more__link:focus-visible {
  color: var(--ink-900);
  border-color: var(--ink-900);
}

/* ---------- 入场 ---------- */
.page-faq [data-reveal] {
  opacity: 1;
}

.page-faq .has-js [data-reveal] {
  opacity: 0;
  transform: translateY(12px) scale(0.99);
}

.page-faq .has-js [data-reveal].is-visible {
  opacity: 1;
  transform: none;
  transition: opacity 420ms var(--ease), transform 480ms var(--ease);
}

@media (prefers-reduced-motion: reduce) {
  .page-faq [data-reveal],
  .page-faq .has-js [data-reveal] {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }

  .page-faq .faq-item__body,
  .page-faq .faq-item__dot,
  .page-faq .faq-cat {
    transition: none !important;
  }
}

@media (max-width: 520px) {
  .page-faq .faq-group__head {
    grid-template-columns: 42px minmax(0, 1fr);
    gap: 12px;
  }

  .page-faq .faq-group__star {
    width: 42px;
    height: 42px;
    font-size: 17px;
  }

  .page-faq .faq-item__trigger {
    padding: 18px 2px;
  }

  .page-faq .faq-item__inner {
    padding-left: 20px;
    font-size: 16px;
  }

  .page-faq .faq-item__inner::before {
    left: 0;
  }

  .page-faq .faq-steps li {
    padding: 10px 14px 10px 42px;
  }

  .page-faq .faq-steps li::before {
    left: 12px;
  }

  .page-faq .faq-cat {
    grid-template-columns: 38px minmax(0, 1fr);
    column-gap: 12px;
    padding: 18px 16px;
  }

  .page-faq .faq-cat__orb {
    width: 38px;
    height: 38px;
    font-size: 15px;
  }

  .page-faq .faq-cta__side {
    padding: 18px;
  }
}