.page-faq {
  --faq-line: rgba(18, 52, 59, .16);
  --faq-line-dark: rgba(126, 168, 162, .32);
  --faq-rail-w: 258px;
  background-color: var(--c-paper);
  color: var(--c-black);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(28px, 5vw, 60px) 0 0;
  color: var(--c-paper);
}

.page-faq .faq-hero .blueprint {
  position: absolute;
  inset: 0;
  z-index: 0;
  opacity: .45;
  pointer-events: none;
}

.page-faq .faq-hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .2;
  filter: saturate(.65);
  pointer-events: none;
}

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

.page-faq .faq-hero .breadcrumbs {
  margin-bottom: clamp(20px, 3vw, 34px);
  font-size: .82rem;
}

.page-faq .faq-hero-grid {
  display: grid;
  gap: clamp(22px, 4vw, 44px);
}

.page-faq .faq-hero-copy .eyebrow {
  color: var(--c-gold);
}

.page-faq .faq-hero-copy h1 {
  margin: .5rem 0 0;
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 6.2vw, 3.3rem);
  line-height: 1.14;
  letter-spacing: -.02em;
  color: var(--c-paper);
}

.page-faq .faq-lead {
  margin: 1.05rem 0 0;
  max-width: 38rem;
  font-size: clamp(.94rem, 2.2vw, 1.04rem);
  line-height: 1.8;
  color: rgba(243, 235, 221, .8);
}

.page-faq .faq-hero-stats {
  list-style: none;
  margin: 0;
  padding: 0 0 0 1rem;
  display: grid;
  gap: .95rem;
  border-left: 1px solid var(--c-gold);
  align-content: start;
}

.page-faq .faq-hero-stats li {
  display: grid;
  gap: .15rem;
}

.page-faq .faq-hero-stats .data-num {
  font-family: var(--font-num);
  font-size: clamp(1.55rem, 4.4vw, 2.3rem);
  line-height: 1;
  color: var(--c-gold-lt);
}

.page-faq .faq-hero-stats em {
  font-style: normal;
  font-size: .8rem;
  letter-spacing: .02em;
  color: var(--c-mist);
}

.page-faq .faq-quick {
  position: relative;
  z-index: 1;
  display: grid;
  margin-top: clamp(26px, 4.5vw, 52px);
}

.page-faq .faq-quick-item {
  display: grid;
  gap: .28rem;
  padding: 1.05rem 0 1.2rem;
  border-top: 1px solid var(--faq-line-dark);
  text-decoration: none;
  color: var(--c-paper);
  transition: background-color .28s var(--ease), color .28s var(--ease);
}

.page-faq .faq-quick-num {
  font-family: var(--font-num);
  font-size: .76rem;
  letter-spacing: .2em;
  color: var(--c-gold);
}

.page-faq .faq-quick-title {
  font-family: var(--font-display);
  font-size: 1.12rem;
  font-weight: 700;
  letter-spacing: -.01em;
}

.page-faq .faq-quick-desc {
  font-size: .8rem;
  line-height: 1.55;
  color: var(--c-mist);
}

.page-faq .faq-quick-item:hover,
.page-faq .faq-quick-item:focus-visible {
  background-color: rgba(215, 165, 69, .1);
}

.page-faq .faq-quick-item:hover .faq-quick-title {
  color: var(--c-gold-lt);
}

/* ---------- 索引 + 问答主区 ---------- */
.page-faq .faq-shell {
  display: grid;
  gap: clamp(28px, 4vw, 56px);
}

.page-faq .faq-rail-title {
  margin: 0 0 .9rem;
  font-family: var(--font-display);
  font-size: 1rem;
  letter-spacing: .04em;
  color: var(--c-deep);
}

.page-faq .faq-rail-list {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: rail;
  border-left: 1px solid var(--faq-line);
}

.page-faq .faq-rail-list li {
  counter-increment: rail;
}

.page-faq .faq-rail-list a {
  display: flex;
  align-items: baseline;
  gap: .7rem;
  margin-left: -1px;
  padding: .68rem 0 .68rem 1rem;
  border-left: 2px solid transparent;
  font-size: .93rem;
  line-height: 1.5;
  color: var(--c-deep);
  text-decoration: none;
  transition: border-color .25s var(--ease), color .25s var(--ease);
}

.page-faq .faq-rail-list a::before {
  content: "0" counter(rail);
  flex: 0 0 auto;
  font-family: var(--font-num);
  font-size: .72rem;
  letter-spacing: .12em;
  color: var(--c-mist);
}

.page-faq .faq-rail-list a:hover,
.page-faq .faq-rail-list a:focus-visible {
  border-left-color: var(--c-gold);
  color: var(--c-wine);
}

.page-faq .faq-rail-card {
  margin-top: 1.4rem;
  padding: 1.1rem 1.1rem 1.2rem;
  border: 1px solid var(--faq-line);
  border-top: 2px solid var(--c-gold);
  background: var(--c-paper-lift);
}

.page-faq .faq-rail-card p {
  margin: 0 0 .9rem;
  font-size: .87rem;
  line-height: 1.7;
  color: rgba(18, 52, 59, .78);
}

.page-faq .faq-group + .faq-group {
  margin-top: clamp(38px, 5.5vw, 68px);
}

.page-faq .faq-group-head {
  display: grid;
  gap: .55rem;
  padding-bottom: 1.1rem;
  border-bottom: 2px solid var(--c-deep);
}

.page-faq .faq-group-num {
  font-family: var(--font-num);
  font-size: .78rem;
  letter-spacing: .24em;
  color: var(--c-wine);
}

.page-faq .faq-group-head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 3.6vw, 1.95rem);
  line-height: 1.3;
  letter-spacing: -.015em;
  color: var(--c-deep);
}

.page-faq .faq-group-head p {
  margin: 0;
  max-width: 34rem;
  font-size: .92rem;
  line-height: 1.75;
  color: rgba(18, 52, 59, .74);
}

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

.page-faq .faq-list summary {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1.2rem;
  padding: 1.1rem 0;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.6;
  color: var(--c-deep);
  transition: color .25s var(--ease);
}

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

.page-faq .faq-list summary::after {
  content: "+";
  flex: 0 0 auto;
  font-family: var(--font-num);
  font-size: 1.35rem;
  line-height: 1.05;
  color: var(--c-gold);
  transition: transform .3s var(--ease), color .3s var(--ease);
}

.page-faq .faq-list details[open] > summary {
  color: var(--c-wine);
}

.page-faq .faq-list details[open] > summary::after {
  content: "\2212";
  color: var(--c-red);
}

.page-faq .faq-answer {
  padding: 0 clamp(0px, 2vw, 18px) 1.3rem 0;
}

.page-faq .faq-answer p {
  margin: 0 0 .7rem;
  max-width: 40rem;
  font-size: .93rem;
  line-height: 1.8;
  color: rgba(10, 15, 18, .82);
}

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

/* ---------- 访问排查 ---------- */
.page-faq .faq-access {
  color: var(--c-paper);
}

.page-faq .faq-access-grid {
  display: grid;
  gap: clamp(26px, 4.5vw, 52px);
}

.page-faq .faq-access-copy .eyebrow {
  color: var(--c-neon);
}

.page-faq .faq-access-copy h2 {
  margin: .5rem 0 .9rem;
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 4vw, 2.1rem);
  line-height: 1.28;
  letter-spacing: -.015em;
  color: var(--c-paper);
}

.page-faq .faq-access-copy > p {
  margin: 0 0 1.4rem;
  max-width: 34rem;
  font-size: .93rem;
  line-height: 1.8;
  color: rgba(243, 235, 221, .78);
}

.page-faq .faq-access-figure {
  margin: 0;
  border: 1px solid var(--faq-line-dark);
  background: rgba(10, 15, 18, .35);
}

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

.page-faq .faq-access-figure .media-frame-caption {
  padding: .65rem .9rem;
  font-family: var(--font-serif);
  font-size: .76rem;
  letter-spacing: .1em;
  color: var(--c-mist);
  border-top: 1px solid var(--faq-line-dark);
}

.page-faq .faq-steps {
  counter-reset: step;
}

.page-faq .faq-steps details {
  counter-increment: step;
  border-bottom-color: var(--faq-line-dark);
}

.page-faq .faq-steps summary {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: start;
  color: var(--c-paper);
}

.page-faq .faq-steps summary::before {
  content: "0" counter(step);
  margin-right: .8rem;
  font-family: var(--font-num);
  font-size: .8rem;
  line-height: 1.9;
  letter-spacing: .12em;
  color: var(--c-neon);
}

.page-faq .faq-steps details[open] > summary {
  color: var(--c-gold-lt);
}

.page-faq .faq-steps .faq-answer p {
  color: rgba(243, 235, 221, .76);
}

/* ---------- 反馈说明 ---------- */
.page-faq .faq-report-head {
  max-width: 44rem;
  margin-bottom: clamp(24px, 4vw, 42px);
}

.page-faq .faq-report-head .eyebrow {
  color: var(--c-wine);
}

.page-faq .faq-report-head h2 {
  margin: .5rem 0 .9rem;
  font-family: var(--font-display);
  font-size: clamp(1.45rem, 4vw, 2.1rem);
  line-height: 1.28;
  letter-spacing: -.015em;
  color: var(--c-deep);
}

.page-faq .faq-report-head p {
  margin: 0;
  font-size: .94rem;
  line-height: 1.8;
  color: rgba(18, 52, 59, .78);
}

.page-faq .faq-kinds {
  display: grid;
  gap: 1px;
  background: var(--faq-line);
  border: 1px solid var(--faq-line);
}

.page-faq .faq-kind {
  display: grid;
  gap: .5rem;
  align-content: start;
  padding: 1.25rem 1.15rem 1.35rem;
  background: var(--c-paper-lift);
  transition: background-color .28s var(--ease);
}

.page-faq .faq-kind:hover {
  background: #FFFFFF;
}

.page-faq .faq-kind-num {
  font-family: var(--font-num);
  font-size: .76rem;
  letter-spacing: .2em;
  color: var(--c-wine);
}

.page-faq .faq-kind h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.05rem;
  letter-spacing: -.01em;
  color: var(--c-deep);
}

.page-faq .faq-kind p {
  margin: 0;
  font-size: .88rem;
  line-height: 1.75;
  color: rgba(18, 52, 59, .76);
}

.page-faq .faq-report-meta {
  display: grid;
  gap: clamp(24px, 3.6vw, 40px);
  margin-top: clamp(28px, 4vw, 48px);
  padding-top: clamp(24px, 3.4vw, 38px);
  border-top: 1px solid var(--faq-line);
}

.page-faq .faq-need h3,
.page-faq .faq-flow-wrap h3 {
  margin: 0 0 .85rem;
  font-family: var(--font-display);
  font-size: 1.02rem;
  letter-spacing: .02em;
  color: var(--c-deep);
}

.page-faq .faq-need-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: .6rem;
}

.page-faq .faq-need-list li {
  position: relative;
  padding-left: 1.15rem;
  font-size: .9rem;
  line-height: 1.7;
  color: rgba(18, 52, 59, .8);
}

.page-faq .faq-need-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 6px;
  height: 6px;
  background: var(--c-gold);
  transform: rotate(45deg);
}

.page-faq .faq-flow {
  list-style: none;
  margin: 0 0 .9rem;
  padding: 0;
  display: grid;
  gap: 1px;
  counter-reset: flow;
  background: var(--faq-line);
  border: 1px solid var(--faq-line);
}

.page-faq .faq-flow li {
  counter-increment: flow;
  position: relative;
  padding: .85rem .9rem .85rem 2.35rem;
  background: var(--c-paper-lift);
  font-family: var(--font-display);
  font-size: .92rem;
  font-weight: 600;
  color: var(--c-deep);
}

.page-faq .faq-flow li::before {
  content: counter(flow);
  position: absolute;
  left: .85rem;
  top: .88rem;
  width: 1.05rem;
  height: 1.05rem;
  display: grid;
  place-items: center;
  font-family: var(--font-num);
  font-size: .68rem;
  color: var(--c-paper);
  background: var(--c-deep);
}

.page-faq .faq-hours {
  margin: 0;
  font-size: .86rem;
  line-height: 1.7;
  color: rgba(18, 52, 59, .72);
}

/* ---------- 联系 ---------- */
.page-faq .faq-contact {
  color: var(--c-paper);
}

.page-faq .faq-contact-grid {
  display: grid;
  gap: clamp(26px, 4vw, 50px);
}

.page-faq .faq-contact-copy .eyebrow {
  color: var(--c-gold);
}

.page-faq .faq-contact-copy h2 {
  margin: .5rem 0 .9rem;
  font-family: var(--font-display);
  font-size: clamp(1.45rem, 4vw, 2.1rem);
  line-height: 1.28;
  letter-spacing: -.015em;
  color: var(--c-paper);
}

.page-faq .faq-contact-copy > p {
  margin: 0 0 1.3rem;
  max-width: 32rem;
  font-size: .93rem;
  line-height: 1.8;
  color: rgba(243, 235, 221, .78);
}

.page-faq .faq-contact-links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: .5rem .9rem;
}

.page-faq .faq-contact-links a {
  display: inline-block;
  padding: .38rem .75rem;
  border: 1px solid var(--faq-line-dark);
  font-size: .84rem;
  color: var(--c-paper);
  text-decoration: none;
  transition: border-color .25s var(--ease), color .25s var(--ease);
}

.page-faq .faq-contact-links a:hover,
.page-faq .faq-contact-links a:focus-visible {
  border-color: var(--c-gold);
  color: var(--c-gold-lt);
}

.page-faq .faq-contact-panel {
  padding: clamp(18px, 3vw, 30px);
  border: 1px solid var(--faq-line-dark);
  border-top: 2px solid var(--c-gold);
  background: rgba(10, 15, 18, .3);
}

.page-faq .faq-copy-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: .3rem 1rem;
  align-items: center;
  padding: .9rem 0;
  border-bottom: 1px solid var(--faq-line-dark);
}

.page-faq .faq-copy-row--plain {
  border-bottom: 0;
}

.page-faq .faq-copy-key {
  grid-column: 1;
  font-family: var(--font-serif);
  font-size: .76rem;
  letter-spacing: .14em;
  color: var(--c-mist);
}

.page-faq .faq-copy-val {
  grid-column: 1;
  font-size: .96rem;
  line-height: 1.6;
  color: var(--c-paper);
  word-break: break-word;
}

.page-faq .faq-copy-row .copy-btn {
  grid-column: 2;
  grid-row: 1 / span 2;
  align-self: center;
}

.page-faq .copy-status {
  margin: .4rem 0 0;
  min-height: 1.1em;
  font-size: .8rem;
  color: var(--c-neon);
}

.page-faq .faq-contact-note {
  margin: .8rem 0 0;
  padding-top: .9rem;
  border-top: 1px solid var(--faq-line-dark);
  font-size: .84rem;
  line-height: 1.75;
  color: rgba(243, 235, 221, .7);
}

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

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

  .page-faq .faq-report-meta {
    grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
    align-items: start;
  }
}

@media (min-width: 860px) {
  .page-faq .faq-quick {
    grid-template-columns: 1.3fr 1fr 1fr 1fr;
  }

  .page-faq .faq-quick-item {
    padding: 1.35rem clamp(12px, 1.6vw, 22px) 1.55rem;
    border-left: 1px solid var(--faq-line-dark);
  }

  .page-faq .faq-quick-item:first-child {
    border-left: 0;
    padding-left: 0;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero-grid {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
    align-items: end;
  }

  .page-faq .faq-hero-stats {
    padding-left: clamp(18px, 2.4vw, 32px);
  }

  .page-faq .faq-contact-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
    align-items: start;
  }
}

@media (min-width: 980px) {
  .page-faq .faq-shell {
    grid-template-columns: var(--faq-rail-w) minmax(0, 1fr);
    align-items: start;
  }

  .page-faq .faq-rail {
    position: sticky;
    top: calc(var(--header-h) + 24px);
  }

  .page-faq .faq-access-grid {
    grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr);
    align-items: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-quick-item,
  .page-faq .faq-kind,
  .page-faq .faq-list summary,
  .page-faq .faq-list summary::after,
  .page-faq .faq-rail-list a,
  .page-faq .faq-contact-links a {
    transition: none;
  }
}
<<<END>>>