.page-faq {
  --faq-gap: 20px;
  --faq-radius: 22px;
  --faq-line: rgba(46, 74, 69, .75);
  padding-bottom: 64px;
}

/* 面包屑 */
.page-faq .faq-crumb {
  padding: 20px 0 4px;
}
.page-faq .faq-crumb__list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
  color: var(--text-dim);
}
.page-faq .faq-crumb__list li + li::before {
  content: "/";
  margin-right: 6px;
  color: var(--line);
}
.page-faq .faq-crumb__list a {
  color: var(--text-dim);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .18s ease, border-color .18s ease;
}
.page-faq .faq-crumb__list a:hover,
.page-faq .faq-crumb__list a:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}
.page-faq .faq-crumb__list [aria-current="page"] {
  color: var(--text);
}

/* 首屏 */
.page-faq .faq-hero {
  position: relative;
  padding: 20px 0 36px;
  border-bottom: 1px solid var(--faq-line);
}
.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 72px;
  height: 3px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--violet), var(--cyan), var(--gold));
}
.page-faq .faq-hero__title {
  margin: 12px 0 16px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 30px;
  line-height: 1.28;
  letter-spacing: -0.01em;
  color: var(--text);
  text-shadow: 0 0 20px rgba(139, 92, 255, .3);
}
.page-faq .faq-hero__lead {
  max-width: 620px;
  margin: 0;
  font-size: 16px;
  line-height: 1.9;
  color: var(--text-dim);
}
.page-faq .faq-hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}
.page-faq .faq-stat {
  flex: 1 1 140px;
  min-width: 0;
  padding: 14px 16px;
  border: 1px solid var(--faq-line);
  border-radius: var(--radius-md);
  background: var(--ink-800);
  border-left: 3px solid var(--violet);
}
.page-faq .faq-stat:nth-child(2) { border-left-color: var(--cyan); }
.page-faq .faq-stat:nth-child(3) { border-left-color: var(--gold); }
.page-faq .faq-stat__num {
  display: block;
  font-size: 26px;
  font-weight: 700;
  line-height: 1.1;
  color: var(--text);
}
.page-faq .faq-stat__label {
  display: block;
  margin-top: 6px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--text-dim);
}

/* 快捷路径 */
.page-faq .faq-quick {
  padding: 36px 0 4px;
}
.page-faq .faq-quick__title {
  margin: 0 0 20px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 22px;
  line-height: 1.4;
  color: var(--text);
}
.page-faq .faq-quick__list {
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-faq .faq-quick__card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
  padding: 20px 18px;
  border: 1px solid var(--faq-line);
  border-radius: var(--faq-radius);
  background: linear-gradient(160deg, var(--ink-800), var(--ink-900));
  transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
}
.page-faq .faq-quick__card:hover {
  transform: translateY(-2px);
  border-color: rgba(33, 230, 210, .5);
  box-shadow: var(--shadow-cyan);
}
.page-faq .faq-quick__head {
  margin: 0;
  font-family: var(--font-head);
  font-size: 17px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--text);
}
.page-faq .faq-quick__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-dim);
}
.page-faq .faq-quick__link {
  margin-top: auto;
  font-size: 14px;
  font-weight: 600;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(33, 230, 210, .4);
  padding-bottom: 2px;
}
.page-faq .faq-quick__link:hover,
.page-faq .faq-quick__link:focus-visible {
  color: var(--gold);
  border-bottom-color: var(--gold);
}

/* 问答组 */
.page-faq .faq-groups {
  padding-top: 40px;
}
.page-faq .faq-groups__head {
  margin-bottom: 20px;
}
.page-faq .faq-group {
  margin-top: 14px;
  border: 1px solid var(--faq-line);
  border-radius: var(--faq-radius);
  background: var(--ink-800);
  scroll-margin-top: 90px;
  transition: border-color .18s ease, box-shadow .18s ease;
}
.page-faq .faq-group[open] {
  border-color: rgba(33, 230, 210, .55);
  box-shadow: 0 12px 30px rgba(33, 230, 210, .1);
}
.page-faq .faq-group__head {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px;
  cursor: pointer;
  list-style: none;
  border-radius: var(--faq-radius);
}
.page-faq .faq-group__head::-webkit-details-marker { display: none; }
.page-faq .faq-group__head:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}
.page-faq .faq-group__no {
  flex: none;
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--violet);
}
.page-faq .faq-group__title {
  flex: 1 1 auto;
  min-width: 0;
  font-family: var(--font-head);
  font-size: 16px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--text);
}
.page-faq .faq-group__state {
  flex: none;
  padding: 3px 9px;
  border: 1px solid var(--faq-line);
  border-radius: 999px;
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--text-dim);
}
.page-faq .faq-group[open] .faq-group__state {
  border-color: rgba(33, 230, 210, .5);
  color: var(--cyan);
}
.page-faq .faq-group__state-open { display: none; }
.page-faq .faq-group[open] .faq-group__state-open { display: inline; }
.page-faq .faq-group[open] .faq-group__state-closed { display: none; }
.page-faq .faq-group__body {
  padding: 0 16px 22px;
  border-top: 1px dashed rgba(46, 74, 69, .8);
  margin-top: 4px;
  padding-top: 18px;
}
.page-faq .faq-group__intro {
  margin: 0;
  max-width: 44em;
  font-size: 15px;
  line-height: 1.9;
  color: var(--text-dim);
}
.page-faq .faq-group__body a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(33, 230, 210, .35);
}
.page-faq .faq-group__body a:hover,
.page-faq .faq-group__body a:focus-visible {
  color: var(--gold);
  border-bottom-color: var(--gold);
}

/* 两条路径 */
.page-faq .faq-paths {
  display: grid;
  gap: 12px;
  margin-top: 18px;
}
.page-faq .faq-path {
  padding: 16px;
  border: 1px solid var(--faq-line);
  border-radius: 16px;
  background: var(--ink-700);
}
.page-faq .faq-path--current { border-left: 3px solid var(--cyan); }
.page-faq .faq-path--stable { border-left: 3px solid var(--violet); }
.page-faq .faq-path__label {
  margin: 0 0 8px;
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--cyan);
}
.page-faq .faq-path--stable .faq-path__label { color: var(--violet); }
.page-faq .faq-path__title {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--text);
}
.page-faq .faq-path__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--text-dim);
}

/* 图片 */
.page-faq .faq-figure {
  margin: 20px 0 0;
  border: 1px solid var(--faq-line);
  border-radius: 18px;
  overflow: hidden;
  background: var(--ink-700);
}
.page-faq .faq-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}
.page-faq .faq-figure__cap {
  padding: 10px 14px;
  border-top: 1px solid var(--faq-line);
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-dim);
}

/* 步骤清单 */
.page-faq .faq-steps {
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
}
.page-faq .faq-steps__item {
  position: relative;
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 12px;
  padding-bottom: 18px;
}
.page-faq .faq-steps__item:last-child { padding-bottom: 0; }
.page-faq .faq-steps__item:not(:last-child)::before {
  content: "";
  position: absolute;
  left: 14px;
  top: 32px;
  bottom: 2px;
  width: 1px;
  background: linear-gradient(180deg, rgba(139, 92, 255, .5), rgba(33, 230, 210, .15));
}
.page-faq .faq-steps__no {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  border: 1px solid rgba(139, 92, 255, .55);
  background: rgba(139, 92, 255, .1);
  color: var(--violet);
  font-size: 12px;
}
.page-faq .faq-steps__text strong {
  display: block;
  margin-bottom: 4px;
  font-family: var(--font-head);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--text);
}
.page-faq .faq-steps__text p {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--text-dim);
}

/* 提示条 */
.page-faq .faq-note {
  margin: 18px 0 0;
  padding: 12px 14px;
  border-left: 2px solid var(--gold);
  border-radius: 0 12px 12px 0;
  background: rgba(243, 179, 61, .07);
  font-size: 14px;
  line-height: 1.85;
  color: var(--text-dim);
}

/* 等宽条目引用 */
.page-faq .faq-ref {
  display: inline-block;
  margin: 0 3px;
  padding: 1px 7px;
  border: 1px solid rgba(33, 230, 210, .4);
  border-radius: 6px;
  background: rgba(33, 230, 210, .08);
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .02em;
}

/* 教程阶段 */
.page-faq .faq-stages {
  display: grid;
  gap: 12px;
  margin-top: 18px;
}
.page-faq .faq-stage {
  padding: 16px;
  border: 1px solid var(--faq-line);
  border-radius: 16px;
  background: var(--ink-700);
}
.page-faq .faq-stage__tag {
  margin: 0 0 8px;
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--gold);
}
.page-faq .faq-stage__title {
  margin: 0 0 8px;
  font-family: var(--font-serif);
  font-size: 17px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--text);
}
.page-faq .faq-stage__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--text-dim);
}

/* 主题簇 */
.page-faq .faq-clusters {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}
.page-faq .faq-cluster {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 13px;
  border: 1px solid var(--faq-line);
  border-radius: 12px;
  background: var(--ink-700);
  font-size: 14px;
  color: var(--text);
}
.page-faq .faq-cluster .mono {
  flex: none;
  width: 22px;
  height: 22px;
  display: grid;
  place-items: center;
  border-radius: 6px;
  background: rgba(139, 92, 255, .12);
  color: var(--violet);
  font-size: 12px;
}

/* 对照表补充样式 */
.page-faq .faq-table-cap {
  padding: 0 0 12px;
  text-align: left;
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-dim);
}

/* 勾选清单 */
.page-faq .faq-check {
  display: grid;
  gap: 10px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}
.page-faq .faq-check__item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 12px 14px;
  border: 1px solid var(--faq-line);
  border-radius: 12px;
  background: var(--ink-700);
  transition: border-color .18s ease, background-color .18s ease;
}
.page-faq .faq-check__item:hover { border-color: rgba(33, 230, 210, .45); }
.page-faq .faq-check__box {
  flex: none;
  width: 18px;
  height: 18px;
  margin: 2px 0 0;
  accent-color: #21E6D2;
}
.page-faq .faq-check__label {
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-dim);
  cursor: pointer;
}
.page-faq .faq-check__box:checked + .faq-check__label {
  color: var(--text);
}
.page-faq .faq-check__item:has(.faq-check__box:checked) {
  border-color: rgba(33, 230, 210, .55);
  background: rgba(33, 230, 210, .06);
}

/* 联系方式卡 */
.page-faq .faq-contact-grid {
  display: grid;
  gap: 12px;
  margin-top: 18px;
}
.page-faq .faq-contact-card {
  padding: 16px;
  border: 1px solid var(--faq-line);
  border-radius: 16px;
  background: linear-gradient(150deg, var(--ink-700), var(--ink-800));
}
.page-faq .faq-contact-card__label {
  margin: 0 0 8px;
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--cyan);
}
.page-faq .faq-contact-card__value {
  margin: 0;
  font-size: 15px;
  line-height: 1.6;
  color: var(--text);
  word-break: break-word;
}
.page-faq .faq-contact-card__hint {
  margin: 8px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-dim);
}

/* 平板与桌面 */
@media (min-width: 720px) {
  .page-faq .faq-hero {
    display: grid;
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
    gap: 32px;
    align-items: end;
    padding: 28px 0 44px;
  }
  .page-faq .faq-hero__title {
    font-size: 38px;
    line-height: 1.22;
  }
  .page-faq .faq-hero__stats {
    flex-direction: column;
    margin-top: 0;
  }
  .page-faq .faq-stat { flex: 0 0 auto; }
  .page-faq .faq-quick { padding-top: 44px; }
  .page-faq .faq-quick__list { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .page-faq .faq-quick__title { font-size: 26px; }
  .page-faq .faq-group__head { padding: 20px 24px; gap: 16px; }
  .page-faq .faq-group__title { font-size: 18px; }
  .page-faq .faq-group__body { padding: 20px 24px 28px; }
  .page-faq .faq-paths { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .page-faq .faq-stages { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .page-faq .faq-clusters { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .page-faq .faq-contact-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .page-faq .faq-contact-card--wide { grid-column: 1 / -1; }
  .page-faq .faq-steps__item { grid-template-columns: 34px minmax(0, 1fr); gap: 14px; }
  .page-faq .faq-steps__no { width: 34px; height: 34px; }
  .page-faq .faq-steps__item:not(:last-child)::before { left: 16px; top: 36px; }
}

@media (min-width: 1080px) {
  .page-faq .faq-hero__title { font-size: 42px; }
  .page-faq .faq-group__body { padding: 22px 28px 30px; }
  .page-faq .faq-quick__list { gap: 18px; }
  .page-faq .faq-quick__card { padding: 24px 22px; }
}
<<<END>>>