.page-faq {
  --faq-rule: rgba(124, 141, 166, 0.22);
  --faq-card: rgba(18, 38, 58, 0.62);
  --faq-text: rgba(244, 237, 225, 0.8);
  --faq-text-dim: rgba(244, 237, 225, 0.64);
  background: var(--navy);
  color: var(--cream);
  padding: 0 0 72px;
  overflow-x: clip;
}

.page-faq .breadcrumb {
  padding-top: 22px;
}

/* ---------- 首屏 ---------- */

.page-faq .faq-hero {
  padding-top: 20px;
  padding-bottom: 8px;
}

.page-faq .faq-eyebrow {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-faq .faq-title {
  margin: 0 0 20px;
  max-width: 20ch;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(30px, 6.4vw, 60px);
  line-height: 1.08;
  letter-spacing: -0.012em;
  color: var(--cream);
}

.page-faq .faq-lead {
  margin: 0 0 30px;
  max-width: var(--measure);
  font-size: 16px;
  line-height: 1.85;
  color: var(--faq-text);
}

.page-faq .faq-statbar {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--faq-rule);
  border: 1px solid var(--faq-rule);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-faq .faq-stat {
  background: var(--navy-2);
  padding: 14px 16px 16px;
}

.page-faq .faq-stat-num {
  display: block;
  font-family: var(--font-mono);
  font-size: 24px;
  font-weight: 500;
  letter-spacing: 0.02em;
  line-height: 1.2;
  color: var(--cyan);
}

.page-faq .faq-stat-label {
  display: block;
  margin-top: 4px;
  font-size: 12px;
  line-height: 1.5;
  color: var(--grid);
}

/* ---------- 四类入口 ---------- */

.page-faq .faq-cats {
  padding-top: 46px;
  padding-bottom: 4px;
}

.page-faq .faq-section-title {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(20px, 3.4vw, 28px);
  line-height: 1.25;
  color: var(--cream);
}

.page-faq .faq-section-sub {
  margin: 0 0 22px;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--faq-text-dim);
}

.page-faq .faq-cat-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}

.page-faq .faq-cat a {
  display: block;
  padding: 15px 16px 17px;
  border: 1px solid var(--faq-rule);
  border-left: 3px solid var(--faq-accent, var(--cyan));
  border-radius: var(--radius-sm);
  background: var(--faq-card);
  color: inherit;
  text-decoration: none;
  transition: transform var(--ease), background var(--ease), border-color var(--ease);
}

.page-faq .faq-cat a:hover {
  transform: translateY(-2px);
  background: var(--navy-3);
  border-color: var(--faq-accent, var(--cyan));
}

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

.page-faq .faq-cat--compat a { --faq-accent: var(--cyan); }
.page-faq .faq-cat--subscribe a { --faq-accent: var(--orange); }
.page-faq .faq-cat--export a { --faq-accent: var(--amber); }
.page-faq .faq-cat--access a { --faq-accent: var(--green); }

.page-faq .faq-cat-top {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
}

.page-faq .faq-cat-count {
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--faq-accent, var(--cyan));
}

.page-faq .faq-cat-flag {
  color: var(--faq-text-dim);
}

.page-faq .faq-cat-name {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 17px;
  line-height: 1.3;
  color: var(--cream);
}

.page-faq .faq-cat-desc {
  display: block;
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--faq-text-dim);
}

/* ---------- 主体两栏 ---------- */

.page-faq .faq-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
  padding-top: 46px;
}

.page-faq .faq-layout--tail {
  padding-top: 34px;
}

.page-faq .faq-index-title {
  margin: 0 0 10px;
  font-size: 11.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--grid);
}

.page-faq .faq-index-list {
  list-style: none;
  margin: 0;
  padding: 0 0 4px;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

.page-faq .faq-index-list::-webkit-scrollbar {
  display: none;
}

.page-faq .faq-index-list li {
  flex: 0 0 auto;
}

.page-faq .faq-index-link {
  display: inline-flex;
  align-items: baseline;
  gap: 7px;
  padding: 8px 13px;
  border: 1px solid var(--faq-rule);
  border-radius: 999px;
  color: var(--faq-text);
  font-size: 13.5px;
  text-decoration: none;
  white-space: nowrap;
  transition: color var(--ease), border-color var(--ease), background var(--ease);
}

.page-faq .faq-index-link:hover {
  color: var(--cyan);
  border-color: rgba(79, 227, 208, 0.5);
  background: var(--wash-cyan);
}

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

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

.page-faq .faq-index-note {
  display: none;
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--faq-rule);
  font-size: 13px;
  line-height: 1.75;
  color: var(--faq-text-dim);
}

/* ---------- 问答区块 ---------- */

.page-faq .faq-stream > .faq-block + .faq-block {
  margin-top: 48px;
  padding-top: 40px;
  border-top: 1px solid var(--faq-rule);
}

.page-faq .faq-block {
  scroll-margin-top: 76px;
}

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

.page-faq .faq-block-num {
  margin: 0 0 8px;
  font-size: 11.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-faq .faq-block-title {
  margin: 0 0 10px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(22px, 3.6vw, 32px);
  line-height: 1.22;
  color: var(--cream);
}

.page-faq .faq-block-desc {
  margin: 0;
  max-width: 62ch;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--faq-text-dim);
}

.page-faq .faq-block-body {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
}

/* ---------- 折叠条目 ---------- */

.page-faq .faq-list {
  display: block;
}

.page-faq .faq-item {
  border: 1px solid var(--faq-rule);
  border-left: 3px solid transparent;
  border-radius: var(--radius-sm);
  background: var(--faq-card);
  transition: border-color var(--ease), background var(--ease);
}

.page-faq .faq-item + .faq-item {
  margin-top: 10px;
}

.page-faq .faq-item:hover {
  border-color: rgba(124, 141, 166, 0.42);
}

.page-faq .faq-item[open] {
  border-left-color: var(--cyan);
  background: var(--navy-2);
}

.page-faq .faq-item[open]:hover {
  border-left-color: var(--cyan);
}

.page-faq .faq-q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 15px 16px;
  cursor: pointer;
  list-style: none;
  transition: color var(--ease);
}

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

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

.page-faq .faq-q-text {
  margin: 0;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.55;
  color: var(--cream);
}

.page-faq .faq-item[open] .faq-q-text {
  color: var(--cyan);
}

.page-faq .faq-q-mark {
  position: relative;
  flex: 0 0 auto;
  width: 14px;
  height: 14px;
}

.page-faq .faq-q-mark::before,
.page-faq .faq-q-mark::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 12px;
  height: 2px;
  background: var(--cyan);
  transform: translate(-50%, -50%);
}

.page-faq .faq-q-mark::after {
  transition: transform var(--ease), opacity var(--ease);
  transform: translate(-50%, -50%) rotate(90deg);
}

.page-faq .faq-item[open] .faq-q-mark::after {
  opacity: 0;
  transform: translate(-50%, -50%) rotate(0deg);
}

.page-faq .faq-a {
  padding: 14px 16px 18px;
  border-top: 1px solid var(--faq-rule);
}

/* ---------- 步骤 ---------- */

.page-faq .faq-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 13px;
}

.page-faq .faq-step {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  gap: 11px;
}

.page-faq .faq-step-num {
  display: grid;
  place-items: center;
  width: 26px;
  height: 26px;
  border-radius: 4px;
  border: 1px solid rgba(79, 227, 208, 0.36);
  background: var(--wash-cyan);
  color: var(--cyan);
  font-size: 12px;
  font-weight: 500;
  line-height: 1;
}

.page-faq .faq-step p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--faq-text);
}

.page-faq .faq-step .faq-step-title {
  margin-bottom: 3px;
  font-weight: 700;
  color: var(--cream);
}

.page-faq .faq-outcome {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px;
  margin: 16px 0 0;
  padding-top: 13px;
  border-top: 1px dashed var(--faq-rule);
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--faq-text-dim);
}

/* ---------- 侧栏 ---------- */

.page-faq .faq-side {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.page-faq .media img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius-sm);
  object-fit: cover;
}

.page-faq .faq-side-figure {
  margin: 0;
  border: 1px solid var(--faq-rule);
  border-radius: var(--radius-sm);
  padding: 8px;
  background: var(--navy-2);
}

.page-faq .faq-side-figure .media-caption {
  margin: 8px 2px 0;
}

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

.page-faq .faq-side .btn {
  align-self: flex-start;
  text-decoration: none;
}

/* ---------- 路径带 ---------- */

.page-faq .faq-route {
  margin-top: 58px;
  padding: 48px 0 52px;
  background: var(--cream);
  color: var(--ink);
}

.page-faq .faq-route-eyebrow {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--brick);
}

.page-faq .faq-route-title {
  margin: 0 0 12px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(22px, 3.6vw, 32px);
  line-height: 1.22;
  color: var(--ink);
}

.page-faq .faq-route-sub {
  margin: 0 0 26px;
  max-width: 60ch;
  font-size: 14.5px;
  line-height: 1.85;
  color: rgba(36, 28, 23, 0.72);
}

.page-faq .faq-route-figure {
  margin: 0 0 30px;
}

.page-faq .faq-route-figure img {
  border: 1px solid var(--line-light);
}

.page-faq .faq-route-track {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-faq .faq-route-node {
  position: relative;
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 2px 14px;
  padding: 0 0 26px;
}

.page-faq .faq-route-node::before {
  content: "";
  position: absolute;
  left: 19px;
  top: 42px;
  bottom: 0;
  width: 2px;
  background: rgba(180, 71, 44, 0.32);
}

.page-faq .faq-route-node:last-child {
  padding-bottom: 0;
}

.page-faq .faq-route-node:last-child::before {
  display: none;
}

.page-faq .faq-route-dot {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 2px solid var(--brick);
  background: var(--cream-2);
  color: var(--brick);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.page-faq .faq-route-node-title {
  grid-column: 2;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 15px;
  line-height: 1.5;
  color: var(--ink);
}

.page-faq .faq-route-node-desc {
  grid-column: 2;
  font-size: 13.5px;
  line-height: 1.68;
  color: rgba(36, 28, 23, 0.7);
}

/* ---------- 反馈 ---------- */

.page-faq .faq-feedback {
  scroll-margin-top: 76px;
}

.page-faq .faq-feedback-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
}

.page-faq .faq-feedback-title {
  margin: 0 0 12px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(22px, 3.6vw, 30px);
  line-height: 1.24;
  color: var(--cream);
}

.page-faq .faq-feedback-desc {
  margin: 0 0 18px;
  max-width: 56ch;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--faq-text-dim);
}

.page-faq .faq-checklist {
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .faq-checklist li {
  position: relative;
  padding-left: 26px;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--faq-text);
}

.page-faq .faq-checklist li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 6px;
  width: 13px;
  height: 13px;
  border: 1.5px solid var(--cyan);
  border-radius: 3px;
  background: var(--wash-cyan);
}

.page-faq .faq-feedback .btn {
  text-decoration: none;
}

.page-faq .faq-template {
  padding: 18px;
  border: 1px solid var(--faq-rule);
  border-radius: var(--radius);
  background: var(--navy-2);
}

.page-faq .faq-template-title {
  margin: 0 0 12px;
  font-size: 11.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--grid);
}

.page-faq .faq-template-body {
  margin: 0;
  padding: 14px;
  max-width: 100%;
  border: 1px solid var(--faq-rule);
  border-radius: var(--radius-sm);
  background: rgba(10, 20, 32, 0.72);
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 1.95;
  color: var(--cream);
  white-space: pre-wrap;
  word-break: break-word;
  overflow-x: auto;
}

.page-faq .faq-template-note {
  margin: 12px 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--faq-text-dim);
}

/* ---------- 相关栏目 ---------- */

.page-faq .faq-more {
  padding-top: 58px;
}

.page-faq .faq-more-title {
  margin: 0;
  font-size: 11.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--grid);
}

.page-faq .faq-more-list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}

.page-faq .faq-more-list a {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 6px 14px;
  padding: 15px 16px;
  border: 1px solid var(--faq-rule);
  border-radius: var(--radius-sm);
  background: var(--faq-card);
  color: var(--cream);
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  transition: transform var(--ease), border-color var(--ease), background var(--ease);
}

.page-faq .faq-more-list a:hover {
  transform: translateY(-2px);
  border-color: rgba(79, 227, 208, 0.55);
  background: var(--navy-3);
}

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

.page-faq .faq-more-tag {
  font-size: 12.5px;
  font-weight: 400;
  color: var(--faq-text-dim);
}

/* ---------- 断点 ---------- */

@media (min-width: 640px) {
  .page-faq .faq-statbar {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

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

@media (min-width: 900px) {
  .page-faq .faq-route-track {
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 14px;
  }

  .page-faq .faq-route-node {
    grid-template-columns: minmax(0, 1fr);
    gap: 10px;
    padding: 0;
  }

  .page-faq .faq-route-node::before {
    left: 42px;
    right: -14px;
    top: 20px;
    bottom: auto;
    width: auto;
    height: 2px;
  }

  .page-faq .faq-route-node-title,
  .page-faq .faq-route-node-desc {
    grid-column: 1;
  }
}

@media (min-width: 1000px) {
  .page-faq .faq-feedback-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 400px);
    gap: 44px;
    align-items: start;
  }
}

@media (min-width: 1024px) {
  .page-faq .faq-cat-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-faq .faq-layout {
    grid-template-columns: 210px minmax(0, 1fr);
    gap: 48px;
    align-items: start;
  }

  .page-faq .faq-index {
    position: sticky;
    top: 28px;
  }

  .page-faq .faq-index-list {
    flex-direction: column;
    gap: 2px;
    overflow: visible;
  }

  .page-faq .faq-index-link {
    display: flex;
    justify-content: flex-start;
    width: 100%;
    padding: 9px 12px;
    border-radius: var(--radius-sm);
    border-color: transparent;
  }

  .page-faq .faq-index-link:hover {
    background: var(--wash-cyan);
    border-color: rgba(79, 227, 208, 0.4);
  }

  .page-faq .faq-index-note {
    display: block;
  }

  .page-faq .faq-block {
    scroll-margin-top: 32px;
  }

  .page-faq .faq-feedback {
    scroll-margin-top: 32px;
  }
}

@media (min-width: 1240px) {
  .page-faq .faq-block-body {
    grid-template-columns: minmax(0, 1fr) 248px;
    gap: 30px;
    align-items: start;
  }

  .page-faq .faq-side .btn {
    width: 100%;
    text-align: center;
    justify-content: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-cat a,
  .page-faq .faq-item,
  .page-faq .faq-more-list a,
  .page-faq .faq-q-mark::after {
    transition: none;
  }

  .page-faq .faq-cat a:hover,
  .page-faq .faq-more-list a:hover {
    transform: none;
  }
}