.page-faq {
  --faq-mute-dark: rgba(8, 9, 11, 0.58);
  --faq-line-dark: rgba(8, 9, 11, 0.14);
  --faq-cut: 14px;
  --faq-chamfer: polygon(0 0, calc(100% - var(--faq-cut)) 0, 100% var(--faq-cut), 100% 100%, var(--faq-cut) 100%, 0 calc(100% - var(--faq-cut)));
  background: var(--ink);
  color: var(--text);
  overflow-x: clip;
}

.page-faq .breadcrumbs {
  padding-top: clamp(16px, 2.6vw, 26px);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: clamp(26px, 4vw, 44px) 0 clamp(34px, 5vw, 60px);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  top: 6%;
  right: -12%;
  width: min(560px, 70vw);
  height: min(560px, 70vw);
  background: radial-gradient(closest-side, rgba(200, 164, 74, 0.14), rgba(200, 164, 74, 0) 72%);
  pointer-events: none;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, var(--cinnabar), rgba(184, 64, 47, 0.1) 46%, transparent);
  transform: skewX(-30deg);
  transform-origin: left center;
}

.page-faq .faq-hero__inner {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 48px);
  align-items: start;
}

.page-faq .faq-hero__lead h1 {
  margin: 12px 0 0;
  font-size: clamp(32px, 5.4vw, 66px);
  font-weight: 200;
  letter-spacing: 0.02em;
  line-height: 1.1;
  color: var(--paper);
}

.page-faq .faq-hero__lead .lede {
  margin-top: 20px;
  max-width: 34em;
  color: var(--silver);
  font-size: clamp(15px, 1.2vw, 17px);
  line-height: 1.85;
}

.page-faq .faq-hero__quick {
  position: relative;
  background: var(--panel);
  clip-path: var(--faq-chamfer);
  padding: 20px 18px 22px;
}

.page-faq .faq-hero__quick::before {
  content: "";
  position: absolute;
  inset: 0;
  clip-path: var(--faq-chamfer);
  padding: 1px;
  background: var(--line-2);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  mask-composite: exclude;
  pointer-events: none;
}

.page-faq .faq-hero__quick-title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.2em;
  color: var(--gold);
  text-transform: uppercase;
}

.page-faq .faq-hero__quick-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-faq .faq-hero__quick-list li + li {
  border-top: 1px solid var(--line);
}

.page-faq .faq-hero__quick-list a {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 11px 4px;
  color: var(--text);
  text-decoration: none;
  font-size: 15px;
  transition: color 0.2s ease, padding-left 0.2s ease;
}

.page-faq .faq-hero__quick-list a:hover,
.page-faq .faq-hero__quick-list a:focus-visible {
  color: var(--gold);
  padding-left: 10px;
}

.page-faq .faq-hero__quick-idx {
  flex: none;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.18em;
  color: var(--bronze);
}

/* ---------- 两栏布局 ---------- */
.page-faq .faq-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 44px);
  padding: clamp(30px, 5vw, 56px) 0 clamp(44px, 7vw, 86px);
}

/* ---------- 左侧索引 ---------- */
.page-faq .faq-index {
  min-width: 0;
}

.page-faq .faq-index__panel {
  position: relative;
  background: var(--panel);
  clip-path: var(--faq-chamfer);
  padding: 20px 16px 22px;
}

.page-faq .faq-index__panel::before {
  content: "";
  position: absolute;
  inset: 0;
  clip-path: var(--faq-chamfer);
  padding: 1px;
  background: linear-gradient(160deg, var(--gold-soft), var(--line) 55%);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  mask-composite: exclude;
  pointer-events: none;
}

.page-faq .faq-index__cap {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.2em;
  color: var(--gold);
  text-transform: uppercase;
}

.page-faq .faq-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-faq .faq-index__item {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 11px 12px 11px 14px;
  border-left: 2px solid var(--line);
  color: var(--stone);
  font-size: 15px;
  text-decoration: none;
  overflow-wrap: anywhere;
  transition: color 0.2s ease, border-color 0.2s ease, background-color 0.2s ease;
}

.page-faq .faq-index__item + .faq-index__item {
  margin-top: 4px;
}

.page-faq .faq-index__item:hover,
.page-faq .faq-index__item:focus-visible {
  color: var(--gold);
  border-left-color: var(--gold);
  background: rgba(200, 164, 74, 0.07);
}

.page-faq .faq-index__num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.18em;
  color: var(--gold);
}

.page-faq .faq-index__note {
  margin: 14px 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--cinnabar);
  color: var(--stone);
  font-size: 13.5px;
  line-height: 1.75;
}

/* ---------- 答案区 ---------- */
.page-faq .faq-answers {
  min-width: 0;
}

.page-faq .faq-group {
  position: relative;
  scroll-margin-top: calc(var(--header-h) + 28px);
}

.page-faq .faq-group + .faq-group::before {
  content: "";
  display: block;
  width: min(340px, 64%);
  height: 2px;
  margin: clamp(34px, 5vw, 56px) 0 clamp(30px, 4.4vw, 48px);
  background: linear-gradient(90deg, var(--cinnabar), rgba(184, 64, 47, 0));
  transform: skewX(-28deg);
  transform-origin: left center;
}

.page-faq .faq-group__head {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px 14px;
}

.page-faq .faq-group__num {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.22em;
  color: var(--gold);
}

.page-faq .faq-group__title {
  margin: 0;
  font-size: clamp(21px, 2.6vw, 30px);
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--paper);
}

.page-faq .faq-group__rule {
  flex: 1 1 64px;
  min-width: 64px;
  height: 2px;
  background: linear-gradient(90deg, var(--gold), rgba(200, 164, 74, 0.06));
}

.page-faq .faq-group__intro {
  margin: 14px 0 0;
  max-width: 34em;
  color: var(--silver);
  font-size: 15.5px;
  line-height: 1.8;
}

.page-faq .faq-group__head + .faq-figure,
.page-faq .faq-group__head + .faq-split,
.page-faq .faq-group__head + .faq-item,
.page-faq .faq-group__head + .faq-group__intro {
  margin-top: clamp(18px, 2.6vw, 26px);
}

/* ---------- 问答条目 ---------- */
.page-faq .faq-item {
  position: relative;
  background: var(--panel);
  clip-path: var(--faq-chamfer);
  transition: background-color 0.25s ease;
}

.page-faq .faq-item + .faq-item {
  margin-top: 10px;
}

.page-faq .faq-item::before {
  content: "";
  position: absolute;
  inset: 0;
  clip-path: var(--faq-chamfer);
  padding: 1px;
  background: var(--line-2);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  mask-composite: exclude;
  pointer-events: none;
  transition: background 0.25s ease;
}

.page-faq .faq-item[open] {
  background: var(--panel-2);
}

.page-faq .faq-item[open]::before {
  background: linear-gradient(150deg, var(--gold), rgba(200, 164, 74, 0.24));
}

.page-faq .faq-item__q {
  display: flex;
  align-items: flex-start;
  gap: 13px;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
  font-size: 15.5px;
  font-weight: 500;
  line-height: 1.6;
  letter-spacing: 0.01em;
  color: var(--paper);
  transition: color 0.2s ease;
}

.page-faq .faq-item__q::-webkit-details-marker,
.page-faq .faq-item__q::marker {
  display: none;
  content: "";
}

.page-faq .faq-item__q:hover {
  color: var(--gold);
}

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

.page-faq .faq-item__marker {
  flex: none;
  width: 9px;
  height: 9px;
  margin-top: 7px;
  border: 1px solid var(--gold);
  transform: rotate(45deg);
  transition: background-color 0.25s ease, transform 0.25s ease;
}

.page-faq .faq-item[open] .faq-item__marker {
  background: var(--gold);
  transform: rotate(45deg) scale(1.15);
}

.page-faq .faq-item__a {
  padding: 0 18px 18px 40px;
  color: var(--silver);
  font-size: 15px;
  line-height: 1.85;
}

.page-faq .faq-item__a p {
  margin: 0;
  max-width: 42em;
}

.page-faq .faq-item__a .link {
  color: var(--gold);
}

/* ---------- 图 ---------- */
.page-faq .faq-figure {
  margin: 0;
  position: relative;
  background: var(--panel-2);
  clip-path: var(--faq-chamfer);
  overflow: hidden;
}

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

.page-faq .faq-figure__cap {
  padding: 10px 16px 12px;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--stone);
}

.page-faq .faq-group__head + .faq-figure {
  margin-bottom: clamp(20px, 3vw, 28px);
}

/* ---------- 第二组图文并排 ---------- */
.page-faq .faq-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(18px, 3vw, 28px);
  align-items: start;
}

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

.page-faq .faq-split .faq-item + .faq-item {
  margin-top: 10px;
}

.page-faq .faq-figure--side {
  margin-top: 4px;
}

/* ---------- 刻度条 ---------- */
.page-faq .faq-scale {
  position: relative;
  margin: 12px 0;
  padding: 14px 16px 16px;
  background: var(--panel);
  border-left: 2px solid var(--bronze);
}

.page-faq .faq-scale__cap {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--bronze);
  text-transform: uppercase;
}

.page-faq .faq-scale__track {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 6px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-faq .faq-scale__track li {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 0;
}

.page-faq .faq-scale__tick {
  display: block;
  height: 14px;
  background: linear-gradient(180deg, var(--bronze), rgba(180, 113, 60, 0.18));
}

.page-faq .faq-scale__tick--end {
  background: linear-gradient(180deg, var(--gold), rgba(200, 164, 74, 0.2));
}

.page-faq .faq-scale__lb {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.1em;
  color: var(--stone);
  white-space: nowrap;
}

/* ---------- 联系卡 ---------- */
.page-faq .faq-contact {
  position: relative;
  background: var(--paper);
  color: var(--ink);
  padding: clamp(38px, 6vw, 72px) 0 clamp(46px, 6.5vw, 76px);
}

.page-faq .faq-contact::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--cinnabar), var(--gold) 38%, rgba(200, 164, 74, 0));
  transform: skewX(-30deg);
  transform-origin: left center;
}

.page-faq .faq-contact__title {
  margin: 0;
  font-size: clamp(24px, 3.2vw, 38px);
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--ink);
}

.page-faq .faq-contact__title::after {
  content: "";
  display: block;
  width: 64px;
  height: 2px;
  margin-top: 14px;
  background: var(--gold);
}

.page-faq .faq-contact__lede {
  margin: 18px 0 0;
  max-width: 40em;
  color: var(--faq-mute-dark);
  font-size: 15.5px;
  line-height: 1.8;
}

.page-faq .faq-contact__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 22px;
  margin-top: clamp(24px, 4vw, 40px);
}

.page-faq .faq-contact__cell {
  padding-top: 14px;
  border-top: 1px solid var(--faq-line-dark);
  min-width: 0;
}

.page-faq .faq-contact__k {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--faq-mute-dark);
  text-transform: uppercase;
}

.page-faq .faq-contact__v {
  margin: 0;
  font-size: clamp(15px, 1.5vw, 18px);
  font-weight: 500;
  line-height: 1.6;
  color: var(--ink);
  overflow-wrap: anywhere;
}

.page-faq .faq-contact__hint {
  margin: 8px 0 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--faq-mute-dark);
}

.page-faq .faq-contact__foot {
  margin: clamp(26px, 4vw, 42px) 0 0;
  padding-top: 20px;
  border-top: 1px solid var(--faq-line-dark);
  max-width: 46em;
  font-size: 15px;
  line-height: 1.85;
  color: var(--faq-mute-dark);
}

.page-faq .faq-contact__foot .link {
  color: #8A6A1E;
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 1.5fr) minmax(240px, 0.9fr);
  }

  .page-faq .faq-split {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
  }

  .page-faq .faq-contact__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 30px;
  }
}

@media (min-width: 1000px) {
  .page-faq .faq-layout {
    grid-template-columns: 268px minmax(0, 1fr);
    gap: clamp(34px, 5vw, 68px);
  }

  .page-faq .faq-index {
    position: sticky;
    top: calc(var(--header-h) + 26px);
    align-self: start;
  }

  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 1.7fr) minmax(260px, 0.85fr);
    gap: clamp(36px, 5vw, 72px);
  }
}

@media (max-width: 520px) {
  .page-faq .faq-hero__lead h1 {
    font-size: clamp(28px, 8.4vw, 38px);
  }

  .page-faq .faq-item__q {
    padding: 14px 14px;
    font-size: 15px;
  }

  .page-faq .faq-item__a {
    padding: 0 14px 16px 36px;
  }

  .page-faq .faq-scale {
    padding: 12px 12px 14px;
  }

  .page-faq .faq-scale__track {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 10px 6px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-index__item,
  .page-faq .faq-item,
  .page-faq .faq-item::before,
  .page-faq .faq-item__marker,
  .page-faq .faq-hero__quick-list a {
    transition: none;
  }
}