.page-faq {
  --faq-gap: clamp(28px, 5vw, 64px);
  background: var(--ink);
  color: var(--paper);
  padding-bottom: clamp(48px, 8vw, 92px);
}

.page-faq .breadcrumb {
  padding-top: clamp(18px, 3vw, 28px);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  margin-top: clamp(14px, 2vw, 22px);
  padding: clamp(26px, 5.5vw, 58px) clamp(20px, 4vw, 52px);
  border: var(--bd);
  background: linear-gradient(158deg, #121c3d 0%, #0b1330 62%, #0b1330 100%);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  top: -45%;
  right: -12%;
  width: min(560px, 78%);
  height: 190%;
  background: linear-gradient(180deg, rgba(242, 193, 92, 0.17), rgba(122, 140, 255, 0.08) 62%, transparent 100%);
  clip-path: polygon(30% 0, 100% 0, 70% 100%, 0 100%);
  pointer-events: none;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, var(--gold), var(--line) 46%, transparent 100%);
}

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

.page-faq .faq-vnote {
  position: absolute;
  top: clamp(18px, 3vw, 30px);
  right: 10px;
  z-index: 2;
  writing-mode: vertical-rl;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  color: rgba(138, 148, 184, 0.72);
  display: none;
}

.page-faq .faq-hero h1 {
  margin: 14px 0 0;
  max-width: 20ch;
  font-size: clamp(30px, 6.6vw, 60px);
  line-height: 1.12;
  letter-spacing: -0.02em;
  font-weight: 900;
  color: var(--paper);
}

.page-faq .faq-lead {
  margin: 20px 0 0;
  max-width: 62ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.85;
  color: rgba(244, 240, 230, 0.82);
}

.page-faq .hero-steps {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
  font-size: 13.5px;
  color: rgba(244, 240, 230, 0.86);
}

.page-faq .hero-steps li {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 13px;
  border: 1px solid rgba(242, 193, 92, 0.34);
  background: rgba(5, 9, 21, 0.42);
}

.page-faq .hero-steps .mono {
  color: var(--gold);
  font-size: 12px;
  letter-spacing: 0.06em;
}

/* ---------- 通用章节 ---------- */
.page-faq .section {
  margin-top: var(--faq-gap);
}

.page-faq .section-title {
  margin: 10px 0 0;
  font-size: clamp(22px, 3.4vw, 34px);
  line-height: 1.22;
  letter-spacing: -0.01em;
  font-weight: 800;
  color: var(--paper);
}

.page-faq .faq-path p,
.page-faq .faq-check-text > p,
.page-faq .faq-next-grid > div > p {
  margin: 14px 0 0;
  max-width: 68ch;
  font-size: 15.5px;
  line-height: 1.85;
  color: rgba(244, 240, 230, 0.78);
}

/* ---------- 三步路径 ---------- */
.page-faq .faq-path-figure {
  margin: 26px 0 0;
}

.page-faq .faq-path-media {
  aspect-ratio: 10 / 7;
  border: var(--bd);
  background: linear-gradient(150deg, #121c3d, #050915);
}

.page-faq .path-steps {
  display: grid;
  gap: 1px;
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
  background: var(--line);
  border: var(--bd);
}

.page-faq .path-steps li {
  position: relative;
  padding: 20px 20px 22px;
  background: var(--panel);
}

.page-faq .path-step-num {
  display: block;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--gold);
}

.page-faq .path-steps h3 {
  margin: 8px 0 0;
  font-size: 17px;
  font-weight: 700;
  color: var(--paper);
}

.page-faq .path-steps p {
  margin: 8px 0 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: rgba(244, 240, 230, 0.74);
}

.page-faq .path-steps li::after {
  content: "";
  position: absolute;
  left: 20px;
  right: 20px;
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, var(--gold), transparent);
  opacity: 0;
  transition: opacity var(--dur) ease;
}

.page-faq .path-steps li:hover::after {
  opacity: 1;
}

/* ---------- 问答区 ---------- */
.page-faq .faq-body > .section-title {
  margin-bottom: 22px;
}

.page-faq .faq-layout {
  display: grid;
  gap: clamp(22px, 3.5vw, 40px);
  grid-template-columns: minmax(0, 1fr);
}

.page-faq .faq-toc {
  border: var(--bd);
  background: var(--panel);
  padding: 20px 18px 22px;
}

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

.page-faq .faq-toc-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 2px;
  counter-reset: none;
}

.page-faq .faq-toc-list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 10px;
  font-size: 14.5px;
  line-height: 1.5;
  color: rgba(244, 240, 230, 0.8);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: color var(--dur) ease, border-color var(--dur) ease, background var(--dur) ease;
}

.page-faq .faq-toc-list a .mono {
  font-size: 11.5px;
  color: var(--muted);
  letter-spacing: 0.06em;
}

.page-faq .faq-toc-list a:hover {
  color: var(--gold);
  border-left-color: var(--gold);
  background: rgba(242, 193, 92, 0.07);
}

.page-faq .faq-toc-list a:hover .mono {
  color: var(--coral);
}

.page-faq .faq-toc-list a[aria-current="true"] {
  color: var(--gold);
  border-left-color: var(--gold);
  background: rgba(242, 193, 92, 0.09);
}

.page-faq .faq-toc-list a[aria-current="true"] .mono {
  color: var(--gold);
}

.page-faq .faq-toc-list a:focus-visible {
  outline: 2px solid var(--violet);
  outline-offset: 1px;
}

.page-faq .faq-toc-cta {
  display: inline-flex;
  margin-top: 18px;
  width: 100%;
  justify-content: center;
}

.page-faq .faq-groups {
  min-width: 0;
  display: grid;
  gap: clamp(30px, 4vw, 52px);
}

.page-faq .faq-group-head {
  position: relative;
  padding-left: 46px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 16px;
}

.page-faq .faq-group-num {
  position: absolute;
  left: 0;
  top: 2px;
  font-size: 17px;
  letter-spacing: 0.04em;
  color: var(--gold);
}

.page-faq .faq-group-head h3 {
  margin: 0;
  font-size: clamp(18px, 2.4vw, 22px);
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-faq .faq-group-head p {
  margin: 8px 0 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: rgba(138, 148, 184, 0.96);
}

.page-faq .faq-list {
  display: grid;
  gap: 9px;
}

.page-faq .faq-item {
  border: var(--bd);
  background: var(--panel);
  transition: border-color var(--dur) ease, transform var(--dur) ease, background var(--dur) ease;
}

.page-faq .faq-item:hover {
  border-color: rgba(242, 193, 92, 0.62);
  transform: translateY(-2px);
}

.page-faq .faq-item[open] {
  border-color: var(--gold);
  background: #16223f;
}

.page-faq .faq-item summary {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 15px 16px;
  cursor: pointer;
  list-style: none;
  font-size: 15.5px;
  line-height: 1.6;
  color: var(--paper);
}

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

.page-faq .faq-item summary::marker {
  content: "";
}

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

.page-faq .faq-q-num {
  flex: 0 0 auto;
  min-width: 26px;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--muted);
  padding-top: 3px;
  transition: color var(--dur) ease;
}

.page-faq .faq-item[open] .faq-q-num,
.page-faq .faq-item:hover .faq-q-num {
  color: var(--coral);
}

.page-faq .faq-q {
  flex: 1 1 auto;
  min-width: 0;
  font-weight: 600;
}

.page-faq .faq-chevron {
  flex: 0 0 auto;
  width: 10px;
  height: 10px;
  margin-left: 6px;
  margin-top: 6px;
  border-right: 2px solid var(--muted);
  border-bottom: 2px solid var(--muted);
  transform: rotate(45deg);
  transition: transform var(--dur) ease, border-color var(--dur) ease;
}

.page-faq .faq-item[open] .faq-chevron {
  transform: rotate(-135deg);
  border-color: var(--gold);
}

.page-faq .faq-a {
  padding: 14px 16px 18px;
  border-top: 1px solid var(--line);
  font-size: 14.8px;
  line-height: 1.82;
  color: rgba(244, 240, 230, 0.8);
}

.page-faq .faq-a p {
  margin: 0;
}

/* ---------- 自助排查 ---------- */
.page-faq .faq-check-grid {
  display: grid;
  gap: clamp(22px, 3.5vw, 40px);
  grid-template-columns: minmax(0, 1fr);
}

.page-faq .faq-check-figure {
  margin: 0;
  order: -1;
}

.page-faq .faq-check-media {
  aspect-ratio: 4 / 3;
  border: var(--bd);
  background: linear-gradient(150deg, #121c3d, #050915);
}

.page-faq .check-list {
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 9px;
}

.page-faq .check-list label {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 15px;
  border: var(--bd);
  background: var(--panel);
  cursor: pointer;
  font-size: 14.8px;
  line-height: 1.72;
  color: rgba(244, 240, 230, 0.84);
  transition: border-color var(--dur) ease, background var(--dur) ease;
}

.page-faq .check-list label:hover {
  border-color: rgba(242, 193, 92, 0.55);
}

.page-faq .check-list label:focus-within {
  border-color: var(--violet);
  box-shadow: 0 0 0 1px var(--violet);
}

.page-faq .check-list .check-num {
  flex: 0 0 auto;
  font-size: 11.5px;
  color: var(--gold);
  padding-top: 3px;
  letter-spacing: 0.06em;
}

.page-faq .check-list input[type="checkbox"] {
  appearance: none;
  -webkit-appearance: none;
  position: relative;
  flex: 0 0 auto;
  width: 17px;
  height: 17px;
  margin: 3px 0 0;
  border: 1px solid var(--line);
  background: var(--deep);
  cursor: pointer;
  transition: background var(--dur) ease, border-color var(--dur) ease;
}

.page-faq .check-list input[type="checkbox"]::after {
  content: "";
  position: absolute;
  left: 5px;
  top: 1px;
  width: 4px;
  height: 9px;
  border-right: 2px solid var(--ink);
  border-bottom: 2px solid var(--ink);
  transform: rotate(45deg) scale(0);
  transition: transform var(--dur) ease;
}

.page-faq .check-list input[type="checkbox"]:checked {
  background: var(--gold);
  border-color: var(--gold);
}

.page-faq .check-list input[type="checkbox"]:checked::after {
  transform: rotate(45deg) scale(1);
}

.page-faq .check-list input[type="checkbox"]:checked ~ span {
  color: rgba(244, 240, 230, 0.58);
  text-decoration: line-through;
  text-decoration-color: rgba(99, 214, 196, 0.6);
}

/* ---------- 下一步 ---------- */
.page-faq .faq-next {
  border-top: 1px solid var(--line);
  padding-top: clamp(26px, 4vw, 44px);
}

.page-faq .faq-next-grid {
  display: grid;
  gap: clamp(20px, 3vw, 36px);
  grid-template-columns: minmax(0, 1fr);
  align-items: start;
}

.page-faq .faq-next-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.page-faq .faq-next-links .copy-chip {
  flex: 1 1 100%;
  justify-content: space-between;
}

/* ---------- 断点 ---------- */
@media (min-width: 640px) {
  .page-faq .path-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-faq .faq-list {
    gap: 10px;
  }

  .page-faq .faq-next-links .copy-chip {
    flex: 0 1 auto;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-layout {
    grid-template-columns: minmax(0, 250px) minmax(0, 1fr);
    align-items: start;
  }

  .page-faq .faq-toc {
    position: sticky;
    top: 22px;
  }

  .page-faq .faq-check-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: start;
  }

  .page-faq .faq-check-figure {
    order: 0;
  }

  .page-faq .faq-next-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.72fr);
    align-items: center;
  }
}

@media (min-width: 1120px) {
  .page-faq .faq-layout {
    grid-template-columns: minmax(0, 280px) minmax(0, 1fr);
  }

  .page-faq .faq-vnote {
    display: block;
  }
}
<<<END>>>