.page-faq {
  background: var(--sand);
  color: var(--ink);
  font-family: var(--font-body);
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: calc(var(--header-h) + 42px) 0 48px;
  background:
    radial-gradient(115% 85% at 84% -12%, rgba(255, 107, 26, .34), transparent 56%),
    radial-gradient(90% 78% at 4% 0%, rgba(46, 111, 142, .38), transparent 62%),
    linear-gradient(158deg, var(--ink) 0%, var(--ink-deep) 100%);
  color: var(--smoke);
}

.page-faq .faq-hero__glow {
  position: absolute;
  top: -26%;
  right: -18%;
  width: 70vw;
  height: 70vw;
  max-width: 720px;
  max-height: 720px;
  background: conic-gradient(from 205deg at 50% 50%, rgba(255, 107, 26, .5), rgba(124, 58, 237, .3), transparent 64%);
  filter: blur(72px);
  opacity: .5;
  pointer-events: none;
}

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

.page-faq .faq-hero .breadcrumb {
  margin-bottom: 26px;
  color: rgba(248, 250, 252, .62);
  font-size: .78rem;
  letter-spacing: .06em;
}

.page-faq .faq-hero .breadcrumb a {
  color: var(--gold);
  text-decoration: none;
}

.page-faq .faq-hero .eyebrow {
  color: var(--gold);
  letter-spacing: .22em;
}

.page-faq .faq-hero h1 {
  margin: 14px 0 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(2rem, 7.4vw, 4.4rem);
  line-height: 1.08;
  letter-spacing: -.02em;
  max-width: 20ch;
}

.page-faq .faq-hero__lede {
  margin: 20px 0 0;
  max-width: 62ch;
  font-size: clamp(1rem, 1.6vw, 1.12rem);
  line-height: 1.75;
  color: rgba(248, 250, 252, .82);
}

.page-faq .faq-hero__jump {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}

.page-faq .faq-chip {
  display: inline-block;
  padding: 8px 15px;
  border: 1px solid var(--line-invert);
  border-radius: 999px;
  background: rgba(248, 250, 252, .06);
  color: var(--smoke);
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .03em;
  text-decoration: none;
  transition: border-color .25s var(--ease), background .25s var(--ease), color .25s var(--ease), transform .25s var(--ease);
}

.page-faq .faq-chip:hover,
.page-faq .faq-chip:focus-visible {
  border-color: var(--spot);
  background: rgba(255, 107, 26, .16);
  color: #fff;
  transform: translateY(-2px);
  outline: none;
}

.page-faq .faq-hero__stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin: 34px 0 0;
  padding-top: 22px;
  border-top: 1px solid var(--line-invert);
}

.page-faq .faq-hero__stats dt {
  font-size: .74rem;
  letter-spacing: .1em;
  color: rgba(248, 250, 252, .58);
}

.page-faq .faq-hero__stats dd {
  margin: 8px 0 0;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(1.4rem, 4vw, 2rem);
  color: var(--gold);
  line-height: 1;
}

/* ---------- 速查板 ---------- */
.page-faq .faq-quick {
  background: var(--sand);
}

.page-faq .faq-quick__grid {
  display: grid;
  gap: 32px;
}

.page-faq .faq-quick__text h2 {
  margin: 12px 0 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(1.7rem, 4.4vw, 2.8rem);
  line-height: 1.14;
  letter-spacing: -.015em;
}

.page-faq .faq-quick__text p {
  margin: 16px 0 0;
  max-width: 56ch;
  font-size: 1rem;
  line-height: 1.78;
  color: rgba(11, 27, 51, .78);
}

.page-faq .faq-quick__text .mono {
  font-family: var(--font-mono);
  color: var(--ochre);
  font-weight: 700;
}

.page-faq .faq-quick .figure {
  margin-top: 26px;
}

.page-faq .faq-quick .figure__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--line-soft);
}

.page-faq .faq-quick .figure__caption {
  margin-top: 10px;
  font-size: .82rem;
  line-height: 1.6;
  color: var(--gray);
}

.page-faq .faq-panel {
  --c: var(--cut);
  padding: 24px 22px 20px;
  background: linear-gradient(168deg, var(--ink) 0%, var(--ink-deep) 100%);
  color: var(--smoke);
  clip-path: polygon(var(--c) 0, 100% 0, 100% calc(100% - var(--c)), calc(100% - var(--c)) 100%, 0 100%, 0 var(--c));
}

.page-faq .faq-panel__head {
  margin: 0 0 14px;
  font-size: .76rem;
  letter-spacing: .2em;
  color: var(--gold);
}

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

.page-faq .faq-code-list li {
  display: grid;
  grid-template-columns: 74px minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
  padding: 11px 0;
  border-bottom: 1px dashed var(--line-invert);
}

.page-faq .faq-code-list li:last-child {
  border-bottom: 0;
}

.page-faq .faq-code {
  font-family: var(--font-mono);
  font-size: .8rem;
  letter-spacing: .05em;
  color: var(--spot);
}

.page-faq .faq-code-name {
  font-size: .96rem;
  color: rgba(248, 250, 252, .9);
}

.page-faq .faq-panel__note {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--line-invert);
  font-size: .85rem;
  line-height: 1.7;
  color: rgba(248, 250, 252, .66);
}

/* ---------- 主体两栏 ---------- */
.page-faq .faq-body {
  display: grid;
  gap: 40px;
  padding-top: 8px;
  padding-bottom: 60px;
}

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

.page-faq .faq-block__head h2 {
  margin: 12px 0 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(1.6rem, 4.2vw, 2.6rem);
  line-height: 1.16;
  letter-spacing: -.015em;
}

.page-faq .faq-block__head p {
  margin: 16px 0 0;
  max-width: 62ch;
  font-size: 1rem;
  line-height: 1.78;
  color: rgba(11, 27, 51, .78);
}

/* ---------- 分类卡 ---------- */
.page-faq .faq-cat-list {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-faq .faq-cat {
  position: relative;
  padding: 20px 18px;
  background: var(--smoke);
  border: 1px solid var(--line-soft);
  border-top: 3px solid var(--azurite);
}

.page-faq .faq-cat:nth-child(3n + 2) {
  border-top-color: var(--ochre);
}

.page-faq .faq-cat:nth-child(3n) {
  border-top-color: var(--gold);
}

.page-faq .faq-cat__code {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .08em;
  color: var(--ochre);
  padding: 3px 8px;
  border: 1px solid rgba(184, 92, 56, .3);
}

.page-faq .faq-cat h3 {
  margin: 12px 0 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 1.16rem;
  letter-spacing: -.01em;
}

.page-faq .faq-cat p {
  margin: 10px 0 0;
  font-size: .92rem;
  line-height: 1.72;
  color: rgba(11, 27, 51, .72);
}

/* ---------- 查询路径 ---------- */
.page-faq .faq-paths-block {
  position: relative;
  padding: 44px 22px 40px;
  margin-left: calc(var(--gutter) * -.5);
  margin-right: calc(var(--gutter) * -.5);
  background:
    radial-gradient(90% 70% at 92% 0%, rgba(46, 111, 142, .34), transparent 60%),
    linear-gradient(172deg, var(--ink-deep) 0%, var(--ink) 100%);
  color: var(--smoke);
}

.page-faq .faq-block__head--invert h2 {
  color: var(--smoke);
}

.page-faq .faq-block__head--invert p {
  color: rgba(248, 250, 252, .76);
}

.page-faq .eyebrow--invert {
  color: var(--gold);
  letter-spacing: .22em;
}

.page-faq .faq-paths {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-faq .faq-path {
  padding: 22px 20px;
  background: rgba(248, 250, 252, .05);
  border: 1px solid var(--line-invert);
  border-top: 3px solid var(--spot);
}

.page-faq .faq-path:nth-child(2) {
  border-top-color: var(--violet);
}

.page-faq .faq-path:nth-child(3) {
  border-top-color: var(--gold);
}

.page-faq .faq-path__no {
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .16em;
  color: var(--gold);
}

.page-faq .faq-path h3 {
  margin: 12px 0 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 1.2rem;
  color: var(--smoke);
}

.page-faq .faq-path p {
  margin: 10px 0 0;
  font-size: .92rem;
  line-height: 1.74;
  color: rgba(248, 250, 252, .78);
}

.page-faq .faq-path__fit {
  font-family: var(--font-mono);
  font-size: .76rem !important;
  letter-spacing: .03em;
  color: rgba(212, 166, 74, .95) !important;
  padding-top: 10px;
  border-top: 1px dashed var(--line-invert);
}

.page-faq .faq-paths__figure {
  margin-top: 30px;
}

.page-faq .faq-paths__figure .figure__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--line-invert);
}

.page-faq .faq-paths__figure .figure__caption {
  margin-top: 10px;
  font-size: .82rem;
  line-height: 1.6;
  color: rgba(248, 250, 252, .6);
}

/* ---------- 折叠问答 ---------- */
.page-faq .faq-group {
  margin-top: 34px;
}

.page-faq .faq-group:first-of-type {
  margin-top: 30px;
}

.page-faq .faq-group__title {
  position: relative;
  margin: 0 0 14px;
  padding-left: 16px;
  font-family: var(--font-mono);
  font-size: .82rem;
  font-weight: 700;
  letter-spacing: .12em;
  color: var(--azurite);
}

.page-faq .faq-group__title::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 8px;
  height: 8px;
  margin-top: -4px;
  background: var(--spot);
  transform: rotate(45deg);
}

.page-faq .faq-q {
  position: relative;
  margin-bottom: 12px;
  background: var(--smoke);
  border: 1px solid var(--line-soft);
  border-left: 3px solid transparent;
  transition: border-color .28s var(--ease), background .28s var(--ease), box-shadow .28s var(--ease);
}

.page-faq .faq-q[open] {
  border-left-color: var(--gold);
  background: #fff;
  box-shadow: 0 14px 30px -22px rgba(11, 27, 51, .55);
}

.page-faq .faq-q:target {
  border-left-color: var(--spot);
  box-shadow: 0 0 0 2px rgba(255, 107, 26, .35);
}

.page-faq .faq-q summary {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px 18px 16px 48px;
  cursor: pointer;
  list-style: none;
  font-weight: 700;
  font-size: 1rem;
  line-height: 1.55;
}

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

.page-faq .faq-q summary::before {
  content: "+";
  position: absolute;
  left: 15px;
  top: 15px;
  width: 22px;
  height: 22px;
  line-height: 20px;
  text-align: center;
  font-family: var(--font-mono);
  font-size: .9rem;
  color: var(--ink);
  border: 1px solid var(--gold);
  transition: background .28s var(--ease), color .28s var(--ease), border-color .28s var(--ease);
}

.page-faq .faq-q[open] summary::before {
  content: "–";
  background: var(--spot);
  border-color: var(--spot);
  color: #fff;
}

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

.page-faq .faq-q__no {
  flex: 0 0 auto;
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .08em;
  color: var(--ochre);
}

.page-faq .faq-q__title {
  flex: 1 1 auto;
  min-width: 0;
}

.page-faq .faq-q__body {
  padding: 0 20px 18px 48px;
  border-top: 1px dashed var(--line-soft);
  margin: 0 18px 0 0;
  padding-top: 14px;
}

.page-faq .faq-q__body p {
  margin: 0 0 10px;
  font-size: .94rem;
  line-height: 1.78;
  color: rgba(11, 27, 51, .76);
}

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

.page-faq .faq-q__body .mono {
  font-family: var(--font-mono);
  color: var(--azurite);
  font-weight: 700;
}

/* ---------- 咨询支持 ---------- */
.page-faq .faq-support {
  position: relative;
  overflow: hidden;
  padding: 34px 22px 30px;
  background: linear-gradient(160deg, var(--ink) 0%, var(--ink-deep) 100%);
  color: var(--smoke);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--cut)), calc(100% - var(--cut)) 100%, 0 100%);
}

.page-faq .faq-support::after {
  content: "";
  position: absolute;
  top: -40%;
  left: -20%;
  width: 60%;
  height: 160%;
  background: linear-gradient(90deg, transparent, rgba(255, 107, 26, .18), transparent);
  transform: rotate(18deg);
  pointer-events: none;
}

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

.page-faq .faq-support h2 {
  margin: 12px 0 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(1.5rem, 3.8vw, 2.2rem);
  line-height: 1.18;
  color: var(--smoke);
}

.page-faq .faq-support__main p {
  margin: 14px 0 20px;
  max-width: 58ch;
  font-size: .96rem;
  line-height: 1.78;
  color: rgba(248, 250, 252, .78);
}

.page-faq .faq-support__list {
  position: relative;
  z-index: 1;
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-faq .faq-support__list li {
  display: grid;
  gap: 4px;
  padding: 12px 0;
  border-top: 1px solid var(--line-invert);
}

.page-faq .faq-support__label {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .16em;
  color: var(--gold);
}

.page-faq .faq-support__value {
  font-size: .98rem;
  color: var(--smoke);
  word-break: break-word;
}

.page-faq .faq-support__note {
  position: relative;
  z-index: 1;
  margin: 22px 0 0;
  padding-top: 16px;
  border-top: 1px dashed var(--line-invert);
  font-size: .86rem;
  line-height: 1.75;
  color: rgba(248, 250, 252, .68);
}

/* ---------- 侧栏索引 ---------- */
.page-faq .faq-rail {
  padding: 22px 18px;
  background: rgba(248, 250, 252, .72);
  border: 1px solid var(--line-soft);
  border-left: 3px solid var(--azurite);
}

.page-faq .faq-rail__title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .18em;
  color: var(--ochre);
}

.page-faq .faq-rail__list {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
  counter-reset: rail;
}

.page-faq .faq-rail__list li {
  counter-increment: rail;
  border-bottom: 1px solid var(--line-soft);
}

.page-faq .faq-rail__list a {
  position: relative;
  display: block;
  padding: 11px 0 11px 34px;
  font-size: .92rem;
  color: var(--ink);
  text-decoration: none;
  transition: color .22s var(--ease), padding-left .22s var(--ease);
}

.page-faq .faq-rail__list a::before {
  content: counter(rail, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 11px;
  font-family: var(--font-mono);
  font-size: .74rem;
  color: var(--gray);
}

.page-faq .faq-rail__list a:hover,
.page-faq .faq-rail__list a:focus-visible {
  color: var(--spot);
  padding-left: 40px;
  outline: none;
}

.page-faq .faq-rail__index {
  position: relative;
  display: block;
  margin-bottom: 10px;
  padding: 11px 14px 11px 30px;
  background: var(--ink);
  color: var(--smoke);
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .06em;
  text-decoration: none;
  clip-path: polygon(0 0, 100% 0, 100% 100%, var(--cut) 100%, 0 calc(100% - var(--cut)));
  transition: background .25s var(--ease);
}

.page-faq .faq-rail__index::before {
  content: "";
  position: absolute;
  left: 13px;
  top: 50%;
  width: 8px;
  height: 8px;
  margin-top: -4px;
  border-radius: 50%;
  background: var(--spot);
  animation: faq-pulse 2.4s var(--ease) infinite;
}

.page-faq .faq-rail__index:hover,
.page-faq .faq-rail__index:focus-visible {
  background: var(--spot);
  outline: none;
}

@keyframes faq-pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: .45; transform: scale(1.35); }
}

.page-faq .faq-rail__extra {
  display: block;
  padding: 8px 0;
  font-size: .86rem;
  color: var(--azurite);
  text-decoration: none;
}

.page-faq .faq-rail__extra:hover,
.page-faq .faq-rail__extra:focus-visible {
  color: var(--spot);
  outline: none;
}

.page-faq .faq-totop {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 16px;
  padding: 9px 16px;
  background: transparent;
  border: 1px solid var(--line);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .08em;
  cursor: pointer;
  transition: border-color .25s var(--ease), color .25s var(--ease), background .25s var(--ease);
}

.page-faq .faq-totop::before {
  content: "";
  width: 14px;
  height: 1px;
  background: currentColor;
  transition: width .25s var(--ease);
}

.page-faq .faq-totop:hover,
.page-faq .faq-totop:focus-visible {
  border-color: var(--gold);
  color: var(--ochre);
  background: rgba(212, 166, 74, .1);
  outline: none;
}

.page-faq .faq-totop:hover::before {
  width: 24px;
}

/* ---------- 平板 ---------- */
@media (min-width: 700px) {
  .page-faq .faq-hero {
    padding: calc(var(--header-h) + 60px) 0 62px;
  }

  .page-faq .faq-hero__stats {
    gap: 26px;
  }

  .page-faq .faq-cat-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }

  .page-faq .faq-support {
    padding: 44px 38px 38px;
  }

  .page-faq .faq-support__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0 28px;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 960px) {
  .page-faq .faq-quick__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
    gap: 44px;
    align-items: start;
  }

  .page-faq .faq-quick__text {
    padding-right: 8px;
  }

  .page-faq .faq-paths {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
  }

  .page-faq .faq-path:nth-child(2) {
    transform: translateY(20px);
  }

  .page-faq .faq-path:nth-child(3) {
    transform: translateY(40px);
  }

  .page-faq .faq-paths__figure {
    margin-top: 74px;
  }

  .page-faq .faq-cat:nth-child(2n) {
    margin-top: 22px;
  }

  .page-faq .faq-cat:nth-child(4n + 3) {
    margin-left: 16px;
  }

  .page-faq .faq-paths-block {
    margin-left: calc(var(--gutter) * -1);
    margin-right: calc(var(--gutter) * -1);
    padding: 60px 46px 54px;
  }

  .page-faq .faq-support {
    padding: 52px 46px 44px;
  }

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

@media (min-width: 1080px) {
  .page-faq .faq-body {
    grid-template-columns: minmax(0, 1fr) 262px;
    gap: 56px;
    align-items: start;
  }

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

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-chip,
  .page-faq .faq-path,
  .page-faq .faq-cat,
  .page-faq .faq-q,
  .page-faq .faq-totop {
    transition: none;
  }

  .page-faq .faq-rail__index::before {
    animation: none;
  }
}