.page-faq {
  --faq-gap: clamp(18px, 3vw, 32px);
  --faq-pad: clamp(18px, 3vw, 28px);
  padding-top: calc(var(--header-h) + 10px);
  padding-bottom: clamp(40px, 6vw, 84px);
  color: var(--chalk);
  background:
    radial-gradient(1100px 560px at 86% -8%, rgba(139, 92, 246, 0.20), transparent 62%),
    radial-gradient(760px 420px at 4% 12%, rgba(46, 242, 176, 0.08), transparent 66%),
    var(--void);
}

.page-faq .faq-crumb {
  padding-bottom: 10px;
}

.page-faq .breadcrumb-link {
  color: var(--steel);
  text-decoration: none;
}

.page-faq .breadcrumb-link:hover,
.page-faq .breadcrumb-link:focus-visible {
  color: var(--mint);
}

.page-faq .breadcrumb-current {
  color: var(--chalk);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  padding-block: clamp(16px, 3vw, 34px) clamp(24px, 4vw, 48px);
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--faq-gap);
  align-items: start;
}

.page-faq .faq-hero-copy h1 {
  margin: 12px 0 16px;
  font-family: var(--font-sans);
  font-size: clamp(32px, 5.6vw, 58px);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -0.02em;
}

.page-faq .faq-hero-copy .lead {
  max-width: 46ch;
  color: var(--steel);
  font-size: clamp(15px, 1.6vw, 17.5px);
  line-height: 1.75;
}

.page-faq .faq-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.page-faq .faq-quicklist {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 12px;
  margin: 26px 0 0;
  padding: 18px 0 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.page-faq .faq-quicklist li {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.page-faq .faq-quicklist strong {
  font-family: var(--font-mono);
  font-size: 24px;
  font-weight: 600;
  color: var(--mint);
  line-height: 1.1;
}

.page-faq .faq-quicklist span {
  font-size: 13px;
  color: var(--steel);
}

.page-faq .faq-hero-figure {
  position: relative;
  margin: 0;
  padding: 10px;
  border: 1px solid var(--line-purple);
  background: linear-gradient(155deg, rgba(59, 29, 110, 0.55), rgba(12, 16, 32, 0.92) 62%);
  clip-path: polygon(0 0, calc(100% - 22px) 0, 100% 22px, 100% 100%, 0 100%);
}

.page-faq .faq-hero-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(0.94);
}

.page-faq .faq-hero-figure .media-caption {
  margin: 10px 4px 2px;
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--steel);
}

/* ---------- 主区布局 ---------- */
.page-faq .faq-body {
  padding-top: clamp(26px, 4vw, 48px);
}

.page-faq .faq-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--faq-gap);
  align-items: start;
}

.page-faq .faq-rail-title {
  margin: 0 0 12px;
  font-family: var(--font-label);
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--steel);
}

.page-faq .faq-topics {
  display: flex;
  gap: 8px;
  margin: 0 0 16px;
  padding: 0 0 6px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-faq .faq-topic {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 14px;
  border: 1px solid var(--line-mid);
  border-radius: 2px;
  background: rgba(17, 21, 38, 0.78);
  color: var(--chalk);
  font-size: 14px;
  white-space: nowrap;
  text-decoration: none;
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease), background 0.2s var(--ease);
}

.page-faq .faq-topic-no {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--purple);
}

.page-faq .faq-topic:hover,
.page-faq .faq-topic:focus-visible {
  border-color: var(--mint);
  background: rgba(46, 242, 176, 0.10);
  color: var(--mint);
}

.page-faq .faq-rail-note {
  padding: 16px;
  border: 1px solid var(--line);
  border-left: 2px solid var(--amber);
  background: var(--panel);
  font-size: 13px;
  line-height: 1.7;
  color: var(--steel);
}

.page-faq .faq-rail-note p {
  margin: 0 0 8px;
}

.page-faq .faq-rail-label {
  font-family: var(--font-label);
  font-size: 11.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--amber);
}

.page-faq .faq-rail-link {
  display: inline-block;
  margin-top: 4px;
  color: var(--mint);
  font-size: 13px;
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

.page-faq .faq-rail-link:hover,
.page-faq .faq-rail-link:focus-visible {
  border-bottom-color: var(--mint);
}

/* ---------- 问答分组 ---------- */
.page-faq .faq-block {
  padding-block: clamp(22px, 3vw, 36px);
  border-top: 1px solid var(--line);
}

.page-faq .faq-block:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-faq .faq-block-head {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  margin-bottom: 18px;
}

.page-faq .faq-block-index {
  flex: none;
  padding-top: 6px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--purple);
}

.page-faq .faq-block-head h2 {
  margin: 0 0 6px;
  font-family: var(--font-sans);
  font-size: clamp(22px, 3vw, 30px);
  font-weight: 800;
  line-height: 1.22;
  letter-spacing: -0.01em;
}

.page-faq .faq-block-note {
  margin: 0;
  max-width: 56ch;
  font-size: 14px;
  line-height: 1.7;
  color: var(--steel);
}

.page-faq .faq-qa {
  border-top: 1px solid var(--line);
  transition: background 0.2s var(--ease);
}

.page-faq .faq-qa:last-of-type {
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-qa summary {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  padding: 16px 4px;
  font-size: clamp(15px, 1.7vw, 17px);
  font-weight: 600;
  line-height: 1.5;
  color: var(--chalk);
  cursor: pointer;
  list-style: none;
}

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

.page-faq .faq-qa summary::after {
  content: "+";
  flex: none;
  font-family: var(--font-mono);
  font-size: 20px;
  line-height: 1.1;
  color: var(--mint);
}

.page-faq .faq-qa[open] summary::after {
  content: "−";
}

.page-faq .faq-qa summary:hover,
.page-faq .faq-qa summary:focus-visible {
  color: var(--mint);
}

.page-faq .faq-qa[open] {
  background: linear-gradient(90deg, rgba(46, 242, 176, 0.07), rgba(46, 242, 176, 0) 62%);
  box-shadow: inset 2px 0 0 var(--mint);
}

.page-faq .faq-answer {
  padding: 0 4px 18px 16px;
}

.page-faq .faq-answer p {
  margin: 0;
  max-width: 66ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--steel);
}

.page-faq .faq-answer a {
  color: var(--mint);
  text-decoration: none;
  border-bottom: 1px solid rgba(46, 242, 176, 0.42);
}

.page-faq .faq-answer a:hover,
.page-faq .faq-answer a:focus-visible {
  border-bottom-color: var(--mint);
}

/* ---------- 费用表 ---------- */
.page-faq .faq-fee-wrap {
  margin-bottom: 20px;
  border: 1px solid var(--line-purple);
  background: var(--panel);
  overflow-x: auto;
}

.page-faq .faq-fee {
  width: 100%;
  min-width: 500px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-faq .faq-fee th,
.page-faq .faq-fee td {
  padding: 12px 14px;
  text-align: left;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}

.page-faq .faq-fee thead th {
  font-family: var(--font-label);
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--steel);
  background: var(--panel-deep);
}

.page-faq .faq-fee tbody th {
  font-weight: 600;
  color: var(--chalk);
}

.page-faq .faq-fee tbody td {
  color: var(--steel);
  line-height: 1.6;
}

.page-faq .faq-fee tbody td:nth-child(2) {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--mint);
  white-space: nowrap;
}

.page-faq .faq-fee tr.is-free td:nth-child(2) {
  color: var(--amber);
}

.page-faq .faq-fee tbody tr:last-child th,
.page-faq .faq-fee tbody tr:last-child td {
  border-bottom: 0;
}

/* ---------- 四步图 ---------- */
.page-faq .faq-steps {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  margin: 0 0 20px;
  padding: 0;
  list-style: none;
  counter-reset: faqstep;
}

.page-faq .faq-step {
  position: relative;
  padding: 18px 16px 20px;
  border: 1px solid var(--line);
  background: linear-gradient(165deg, rgba(59, 29, 110, 0.42), rgba(12, 16, 32, 0.94) 66%);
  clip-path: polygon(0 0, calc(100% - 18px) 0, 100% 18px, 100% 100%, 0 100%);
  transition: border-color 0.2s var(--ease), transform 0.2s var(--ease);
}

.page-faq .faq-step:hover {
  transform: translateY(-2px);
  border-color: var(--line-purple);
}

.page-faq .faq-step:target {
  border-color: var(--mint);
  box-shadow: inset 0 0 0 1px rgba(46, 242, 176, 0.5);
  background: linear-gradient(165deg, rgba(46, 242, 176, 0.14), rgba(12, 16, 32, 0.94) 68%);
}

.page-faq .faq-step-no {
  display: block;
  font-family: var(--font-mono);
  font-size: 26px;
  font-weight: 600;
  line-height: 1;
  color: var(--purple);
}

.page-faq .faq-step:target .faq-step-no {
  color: var(--mint);
}

.page-faq .faq-step h3 {
  margin: 10px 0 8px;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.4;
}

.page-faq .faq-step p {
  margin: 0 0 12px;
  font-size: 14px;
  line-height: 1.72;
  color: var(--steel);
}

.page-faq .faq-step-link {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--mint);
  text-decoration: none;
  border-bottom: 1px solid rgba(46, 242, 176, 0.38);
}

.page-faq .faq-step-link:hover,
.page-faq .faq-step-link:focus-visible {
  border-bottom-color: var(--mint);
}

.page-faq .faq-step-figure {
  margin: 0 0 20px;
  padding: 10px;
  border: 1px solid var(--line);
  background: var(--panel-deep);
}

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

.page-faq .faq-step-figure .media-caption {
  margin: 10px 4px 2px;
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--steel);
}

/* ---------- 联系收尾 ---------- */
.page-faq .faq-block--cta {
  border-top: 1px solid var(--line-purple);
}

.page-faq .faq-block--cta .faq-block-head h2 {
  max-width: 24ch;
}

.page-faq .faq-cta-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--faq-gap);
}

.page-faq .faq-cta-lead {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--steel);
}

.page-faq .faq-checklist {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-faq .faq-checklist li {
  position: relative;
  padding-left: 26px;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--chalk);
}

.page-faq .faq-checklist li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 10px;
  height: 10px;
  border: 1px solid var(--mint);
  transform: rotate(45deg);
}

.page-faq .faq-cta-card {
  padding: var(--faq-pad);
  border: 1px solid var(--line-purple);
  background: linear-gradient(150deg, rgba(139, 92, 246, 0.18), rgba(12, 16, 32, 0.95) 58%);
  clip-path: polygon(0 0, calc(100% - 20px) 0, 100% 20px, 100% 100%, 0 100%);
}

.page-faq .faq-cta-card p {
  margin: 0 0 8px;
}

.page-faq .faq-mail {
  display: block;
  margin-bottom: 12px;
  font-family: var(--font-mono);
  font-size: clamp(13px, 1.7vw, 15px);
  color: var(--mint);
  text-decoration: none;
  word-break: break-all;
}

.page-faq .faq-mail:hover,
.page-faq .faq-mail:focus-visible {
  text-decoration: underline;
}

.page-faq .faq-copy {
  margin-bottom: 20px;
}

.page-faq .faq-phone {
  display: block;
  margin-bottom: 14px;
  font-family: var(--font-mono);
  font-size: 20px;
  letter-spacing: 0.04em;
  color: var(--chalk);
  text-decoration: none;
}

.page-faq .faq-phone:hover,
.page-faq .faq-phone:focus-visible {
  color: var(--mint);
}

.page-faq .faq-cta-note {
  font-size: 13px;
  line-height: 1.75;
  color: var(--steel);
}

/* ---------- 断点 ---------- */
@media (min-width: 760px) {
  .page-faq .faq-hero-grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.82fr);
    gap: clamp(22px, 3.4vw, 44px);
  }

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

  .page-faq .faq-cta-grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  }
}

@media (min-width: 980px) {
  .page-faq .faq-layout {
    grid-template-columns: 248px minmax(0, 1fr);
    gap: clamp(26px, 4vw, 56px);
  }

  .page-faq .faq-rail {
    position: sticky;
    top: calc(var(--header-h) + 22px);
  }

  .page-faq .faq-topics {
    flex-direction: column;
    overflow: visible;
    padding-bottom: 14px;
  }

  .page-faq .faq-topic {
    justify-content: flex-start;
    white-space: normal;
  }
}

@media (min-width: 1160px) {
  .page-faq .faq-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
  }

  .page-faq .faq-step::after {
    content: "";
    position: absolute;
    right: -9px;
    top: 34px;
    width: 14px;
    height: 1px;
    background: linear-gradient(90deg, var(--line-purple), transparent);
  }

  .page-faq .faq-step:last-child::after {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-step,
  .page-faq .faq-topic,
  .page-faq .faq-qa {
    transition: none;
  }

  .page-faq .faq-step:hover {
    transform: none;
  }
}
<<<END>>>