.page-faq {
  --faq-ink-on-paper: #241505;
  --faq-ink-on-paper-soft: rgba(36, 21, 5, 0.66);
  --faq-paper-rule: rgba(36, 21, 5, 0.16);
  --faq-cyan-dim: rgba(0, 229, 255, 0.16);
  --faq-orange-dim: rgba(255, 138, 0, 0.12);
  color: var(--text);
}

.page-faq .section {
  padding-block: clamp(40px, 7vw, 72px);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  padding-block: clamp(28px, 5vw, 56px) clamp(20px, 4vw, 40px);
  background:
    radial-gradient(90% 120% at 12% 0%, var(--faq-orange-dim), transparent 55%),
    radial-gradient(70% 100% at 88% 20%, var(--faq-cyan-dim), transparent 50%),
    var(--ink-900);
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-hero__inner {
  display: grid;
  gap: 28px;
  grid-template-columns: 1fr;
}

@media (min-width: 1024px) {
  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr);
    align-items: end;
    gap: 48px;
  }
}

.page-faq .faq-hero__eyebrow {
  display: inline-block;
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--orange);
  border: 1px solid rgba(255, 138, 0, 0.38);
  padding: 4px 10px;
  margin-bottom: 16px;
}

.page-faq .faq-hero h1 {
  font-family: var(--display);
  font-weight: 800;
  font-size: clamp(28px, 5vw, 52px);
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--text-strong);
  margin: 0 0 16px;
  max-width: 16ch;
}

.page-faq .faq-hero__lede {
  font-size: 16px;
  line-height: 1.85;
  color: var(--text);
  margin: 0;
  max-width: 40ch;
}

.page-faq .faq-hero__jumps {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-content: start;
}

.page-faq .faq-jump {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border: 1px solid var(--line-strong);
  background: var(--ink-700);
  color: var(--text);
  font-size: 13px;
  text-decoration: none;
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease),
    background var(--dur) var(--ease);
}

.page-faq .faq-jump:hover,
.page-faq .faq-jump:focus-visible {
  border-color: var(--orange);
  color: var(--text-strong);
  background: var(--violet-900);
}

.page-faq .faq-jump__n {
  font-size: 11px;
  color: var(--cyan);
}

/* ---------- 通用区块标题 ---------- */
.page-faq .faq-head {
  max-width: 56ch;
  margin-bottom: clamp(20px, 3.5vw, 32px);
}

.page-faq .faq-head__num {
  display: block;
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--orange);
  margin-bottom: 10px;
}

.page-faq .faq-head h2 {
  font-family: var(--display);
  font-weight: 800;
  font-size: clamp(22px, 3vw, 32px);
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--text-strong);
  margin: 0 0 12px;
}

.page-faq .faq-head .prose {
  margin: 0;
  color: var(--text);
  line-height: 1.8;
}

/* ---------- 问答 ---------- */
.page-faq .faq-qa {
  background: var(--ink-900);
}

.page-faq .faq-qa__grid {
  display: grid;
  gap: 28px;
  grid-template-columns: 1fr;
}

@media (min-width: 960px) {
  .page-faq .faq-qa__grid {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 0.6fr);
    align-items: start;
    gap: 36px;
  }
}

.page-faq .faq-item {
  position: relative;
  border: 1px solid var(--line);
  background: var(--ink-700);
  margin-bottom: 8px;
  transition: border-color var(--dur) var(--ease);
}

.page-faq .faq-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: transparent;
  transition: background var(--dur) var(--ease);
}

.page-faq .faq-item[open] {
  border-color: rgba(255, 138, 0, 0.45);
}

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

.page-faq .faq-item:hover {
  border-color: var(--line-strong);
}

.page-faq .faq-item__summary {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 14px;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
  color: var(--text-strong);
  font-size: 15px;
  line-height: 1.5;
  transition: color var(--dur) var(--ease);
}

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

.page-faq .faq-item__summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -2px;
}

.page-faq .faq-item__num {
  font-size: 11px;
  color: var(--text-mute);
  letter-spacing: 0.06em;
}

.page-faq .faq-item[open] .faq-item__num {
  color: var(--orange);
}

.page-faq .faq-item__q {
  font-weight: 600;
}

.page-faq .faq-item__chev {
  width: 9px;
  height: 9px;
  border-right: 2px solid var(--text-mute);
  border-bottom: 2px solid var(--text-mute);
  transform: rotate(45deg);
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease);
  margin-right: 4px;
}

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

.page-faq .faq-item__body {
  padding: 0 18px 18px 36px;
}

.page-faq .faq-item__body p {
  margin: 0 0 12px;
  color: var(--text);
  font-size: 14px;
  line-height: 1.75;
}

.page-faq .faq-item__next {
  display: inline-block;
  font-size: 13px;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 229, 255, 0.3);
  padding-bottom: 1px;
  transition: border-color var(--dur) var(--ease);
}

.page-faq .faq-item__next::after {
  content: " \2192";
}

.page-faq .faq-item__next:hover,
.page-faq .faq-item__next:focus-visible {
  border-color: var(--cyan);
}

.page-faq .faq-qa__aside {
  display: grid;
  gap: 14px;
}

.page-faq .faq-qa__figure {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--ink-700);
}

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

.page-faq .faq-qa__figure figcaption {
  padding: 10px 14px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--text-mute);
  border-top: 1px solid var(--line);
}

.page-faq .faq-qa__aside-link {
  margin: 0;
  font-size: 13px;
}

.page-faq .faq-qa__aside-link a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 229, 255, 0.3);
}

.page-faq .faq-qa__aside-link a:hover {
  border-color: var(--cyan);
}

/* ---------- 路径对照（纸色带） ---------- */
.page-faq .faq-paths {
  background: var(--paper);
  color: var(--faq-ink-on-paper);
}

.page-faq .faq-head--on-paper .faq-head__num {
  color: #A45700;
}

.page-faq .faq-head--on-paper h2 {
  color: var(--faq-ink-on-paper);
}

.page-faq .faq-head--on-paper .prose {
  color: var(--faq-ink-on-paper-soft);
}

.page-faq .faq-paths__wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-faq .faq-path-table {
  width: 100%;
  min-width: 720px;
  border-collapse: collapse;
}

.page-faq .faq-path-table th,
.page-faq .faq-path-table td {
  padding: 13px 14px;
  text-align: left;
  font-size: 13.5px;
  line-height: 1.6;
  border-bottom: 1px solid var(--faq-paper-rule);
  color: var(--faq-ink-on-paper);
  vertical-align: top;
}

.page-faq .faq-path-table thead th {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--faq-ink-on-paper-soft);
  border-bottom: 2px solid var(--faq-ink-on-paper);
  white-space: nowrap;
}

.page-faq .faq-path-table tbody th {
  font-weight: 700;
  white-space: nowrap;
}

.page-faq .faq-path-table tbody tr {
  transition: background var(--dur) var(--ease);
}

.page-faq .faq-path-table tbody tr:hover {
  background: rgba(255, 138, 0, 0.1);
}

.page-faq .faq-path-table__arrow {
  color: #A45700;
  width: 52px;
  text-align: center;
}

.page-faq .faq-path-table__arrow svg {
  display: inline-block;
  vertical-align: middle;
}

/* ---------- 走位动线 ---------- */
.page-faq .faq-flow {
  background:
    linear-gradient(135deg, var(--violet-900) 0%, var(--ink-900) 62%);
}

.page-faq .faq-flow__track {
  display: flex;
  align-items: center;
  padding: 20px 16px;
  border: 1px solid var(--line);
  background: rgba(14, 16, 20, 0.55);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin-bottom: 24px;
}

.page-faq .faq-flow__node {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
  padding: 8px 12px;
  text-decoration: none;
  color: var(--text);
  transition: color var(--dur) var(--ease);
}

.page-faq .faq-flow__node:hover,
.page-faq .faq-flow__node:focus-visible {
  color: var(--text-strong);
}

.page-faq .faq-flow__node:hover .faq-flow__dot {
  box-shadow: 0 0 0 5px var(--faq-cyan-dim), 0 0 18px var(--cyan);
}

.page-faq .faq-flow__dot {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 4px var(--faq-cyan-dim), 0 0 12px var(--cyan);
  transition: box-shadow var(--dur) var(--ease);
}

.page-faq .faq-flow__num {
  font-size: 11px;
  color: var(--orange);
  letter-spacing: 0.08em;
}

.page-faq .faq-flow__label {
  font-size: 12px;
  font-weight: 600;
  white-space: nowrap;
}

.page-faq .faq-flow__dash {
  flex: 1 1 24px;
  min-width: 20px;
  height: 2px;
  background: repeating-linear-gradient(
    to right,
    var(--line-strong) 0 6px,
    transparent 6px 10px
  );
}

.page-faq .faq-flow__figure {
  margin: 0 0 32px;
  border: 1px solid var(--line);
  background: var(--ink-800);
}

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

.page-faq .faq-flow__figure figcaption {
  padding: 10px 16px;
  font-size: 12px;
  color: var(--text-mute);
  border-top: 1px solid var(--line);
}

.page-faq .faq-flow__steps {
  display: grid;
  gap: 14px;
  grid-template-columns: 1fr;
  list-style: none;
  margin: 0;
  padding: 0;
}

@media (min-width: 768px) {
  .page-faq .faq-flow__steps {
    grid-template-columns: 1fr 1fr;
  }
}

.page-faq .faq-flow__step {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 18px;
  border: 1px solid var(--line);
  background: var(--ink-700);
  scroll-margin-top: 90px;
  transition: border-color var(--dur) var(--ease);
}

.page-faq .faq-flow__step:hover {
  border-color: var(--line-strong);
}

.page-faq .faq-flow__step-num {
  flex-shrink: 0;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--cyan);
  padding-top: 3px;
}

.page-faq .faq-flow__step h3 {
  margin: 0 0 6px;
  font-size: 15px;
  color: var(--text-strong);
  font-weight: 700;
}

.page-faq .faq-flow__step p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--text);
}

/* ---------- 订阅 ---------- */
.page-faq .faq-sub {
  background: var(--ink-900);
}

.page-faq .faq-sub__steps {
  display: grid;
  gap: 14px;
  grid-template-columns: 1fr;
  list-style: none;
  margin: 0 0 28px;
  padding: 0;
}

@media (min-width: 768px) {
  .page-faq .faq-sub__steps {
    grid-template-columns: repeat(3, 1fr);
  }
}

.page-faq .faq-sub__step {
  padding: 22px 20px;
  border: 1px solid var(--line);
  background: var(--ink-700);
  position: relative;
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-faq .faq-sub__step:hover {
  border-color: rgba(255, 138, 0, 0.4);
  transform: translateY(-2px);
}

.page-faq .faq-sub__step-num {
  display: block;
  font-size: 30px;
  line-height: 1;
  font-weight: 600;
  color: var(--orange);
  opacity: 0.82;
  margin-bottom: 12px;
}

.page-faq .faq-sub__step h3 {
  margin: 0 0 8px;
  font-size: 16px;
  color: var(--text-strong);
  font-weight: 700;
}

.page-faq .faq-sub__step p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--text);
}

.page-faq .faq-sub__tiers {
  display: grid;
  gap: 12px;
  grid-template-columns: 1fr;
}

@media (min-width: 768px) {
  .page-faq .faq-sub__tiers {
    grid-template-columns: repeat(3, 1fr);
  }
}

.page-faq .faq-sub__tier {
  padding: 18px;
  border: 1px dashed var(--line-strong);
  background: rgba(28, 31, 38, 0.55);
}

.page-faq .faq-sub__tier p {
  margin: 12px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--text);
}

.page-faq .faq-tier--mint {
  color: var(--mint);
  border-color: rgba(91, 224, 196, 0.4);
  background: rgba(91, 224, 196, 0.08);
}

.page-faq .faq-tier--orange {
  color: var(--orange-soft);
  border-color: rgba(255, 138, 0, 0.42);
  background: rgba(255, 138, 0, 0.1);
}

.page-faq .faq-tier--cyan {
  color: var(--cyan);
  border-color: rgba(0, 229, 255, 0.4);
  background: rgba(0, 229, 255, 0.08);
}

.page-faq .faq-sub__note {
  margin: 20px 0 0;
  font-size: 13.5px;
  color: var(--text-mute);
  line-height: 1.7;
}

.page-faq .faq-sub__note a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 229, 255, 0.3);
}

.page-faq .faq-sub__note a:hover {
  border-color: var(--cyan);
}

/* ---------- 纠错 ---------- */
.page-faq .faq-fix {
  background:
    radial-gradient(80% 120% at 90% 100%, var(--faq-cyan-dim), transparent 55%),
    var(--ink-900);
  border-top: 1px solid var(--line);
}

.page-faq .faq-fix__grid {
  display: grid;
  gap: 20px;
  grid-template-columns: 1fr;
}

@media (min-width: 900px) {
  .page-faq .faq-fix__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    align-items: start;
    gap: 28px;
  }
}

.page-faq .faq-fix__card {
  background: var(--paper);
  color: var(--faq-ink-on-paper);
  border: 1px solid var(--faq-paper-rule);
  padding: 22px 20px;
}

.page-faq .faq-fix__card .card__tag {
  display: inline-block;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #A45700;
  border: 1px solid rgba(164, 87, 0, 0.4);
  padding: 3px 8px;
  margin-bottom: 12px;
}

.page-faq .faq-fix__card h3 {
  margin: 0 0 16px;
  font-size: 17px;
  color: var(--faq-ink-on-paper);
  font-weight: 700;
}

.page-faq .faq-fix__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-faq .faq-fix__item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px;
  align-items: start;
  padding-top: 12px;
  border-top: 1px solid var(--faq-paper-rule);
}

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

.page-faq .faq-fix__key {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: #A45700;
  background: rgba(255, 138, 0, 0.14);
  padding: 3px 8px;
  white-space: nowrap;
}

.page-faq .faq-fix__item span:last-child {
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--faq-ink-on-paper-soft);
}

.page-faq .faq-fix__send {
  padding: 22px 20px;
  border: 1px solid var(--line);
  background: var(--ink-700);
}

.page-faq .faq-fix__send h3 {
  margin: 0 0 12px;
  font-size: 17px;
  color: var(--text-strong);
  font-weight: 700;
}

.page-faq .faq-fix__send p {
  margin: 0 0 12px;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--text);
}

.page-faq .faq-fix__email {
  font-size: 13px;
  color: var(--cyan);
  word-break: break-all;
  padding: 10px 12px;
  background: rgba(0, 229, 255, 0.07);
  border-left: 3px solid var(--cyan);
}

.page-faq .faq-fix__send .btn {
  margin-top: 6px;
}

/* ---------- 减少动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-item,
  .page-faq .faq-item__chev,
  .page-faq .faq-item::before,
  .page-faq .faq-jump,
  .page-faq .faq-flow__node,
  .page-faq .faq-flow__dot,
  .page-faq .faq-path-table tbody tr,
  .page-faq .faq-sub__step,
  .page-faq .faq-flow__step {
    transition: none;
  }
  .page-faq .faq-sub__step:hover {
    transform: none;
  }
}
<<<]>>>