.page-faq {
  --faq-rail-w: 276px;
  --faq-read: 780px;
  --faq-gap: clamp(22px, 3.2vw, 44px);
  background: var(--paper);
  color: var(--ink-blue);
  padding-bottom: clamp(40px, 6vw, 88px);
}

.page-faq a:focus-visible,
.page-faq summary:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 3px;
}

/* ---------- 首屏公告头 ---------- */
.page-faq .faq-masthead {
  position: relative;
  color: var(--paper);
  background-color: var(--ink);
  background-image:
    repeating-linear-gradient(90deg, rgba(217, 164, 65, 0.13) 0 2px, transparent 2px 30px),
    repeating-linear-gradient(0deg, rgba(217, 164, 65, 0.06) 0 1px, transparent 1px 30px);
  border-bottom: 6px solid var(--flame);
}

.page-faq .faq-masthead__inner {
  padding-top: clamp(24px, 4vw, 52px);
  padding-bottom: clamp(28px, 4.4vw, 58px);
}

.page-faq .faq-masthead .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0 0 20px;
  padding: 0;
  list-style: none;
  font-size: 13px;
}

.page-faq .faq-masthead .breadcrumb__link {
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

.page-faq .faq-masthead .breadcrumb__link:hover {
  color: var(--focus);
  border-bottom-color: var(--focus);
}

.page-faq .faq-masthead .breadcrumb__sep {
  color: var(--cool);
}

.page-faq .faq-masthead .breadcrumb__current {
  color: var(--paper);
}

.page-faq .faq-masthead__eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.22em;
  color: var(--gold);
}

.page-faq .faq-masthead__title {
  margin: 12px 0 16px;
  max-width: 760px;
  font-size: clamp(28px, 6vw, 58px);
  line-height: 1.08;
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-faq .faq-masthead__lead {
  margin: 0;
  max-width: 60ch;
  font-size: clamp(15px, 1.7vw, 17px);
  line-height: 1.85;
  color: var(--paper-2);
}

.page-faq .faq-masthead__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

/* ---------- 布局 ---------- */
.page-faq .faq-layout {
  display: grid;
  gap: var(--faq-gap);
  padding-top: clamp(26px, 4vw, 52px);
}

.page-faq .faq-main {
  min-width: 0;
  max-width: var(--faq-read);
}

/* ---------- 侧栏索引 ---------- */
.page-faq .faq-rail {
  min-width: 0;
}

.page-faq .faq-rail__card {
  border: var(--edge);
  background: var(--paper-soft);
  box-shadow: var(--shadow-hard);
  padding: 16px;
}

.page-faq .faq-rail__title {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--muted);
}

.page-faq .faq-rail__list {
  list-style: none;
  margin: 12px 0 0;
  padding: 0;
}

.page-faq .faq-rail__list li + li {
  border-top: 1px dashed var(--line);
}

.page-faq .faq-rail__list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 10px 2px;
  font-size: 14.5px;
  font-weight: 700;
  color: var(--ink-blue);
  text-decoration: none;
}

.page-faq .faq-rail__list a:hover {
  color: var(--flame);
}

.page-faq .faq-rail__list .mono {
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--gold);
}

.page-faq .faq-rail__note {
  margin-top: 16px;
  border: var(--edge);
  background: var(--ink-blue);
  color: var(--paper);
  box-shadow: var(--shadow-soft);
  padding: 16px;
}

.page-faq .faq-rail__note p {
  margin: 0 0 8px;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--paper-2);
}

.page-faq .faq-rail__note p:first-child {
  font-size: 15px;
  font-weight: 800;
  color: var(--paper);
}

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

/* ---------- 章节骨架 ---------- */
.page-faq .faq-section {
  margin-bottom: clamp(38px, 5.5vw, 68px);
  scroll-margin-top: calc(var(--header-h) + 20px);
}

.page-faq .faq-section__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  border-bottom: var(--edge);
  padding-bottom: 10px;
  margin-bottom: 20px;
}

.page-faq .faq-section__num {
  font-family: var(--font-mono);
  font-size: clamp(22px, 3vw, 32px);
  font-weight: 800;
  color: var(--flame);
  line-height: 1;
}

.page-faq .faq-section__title {
  margin: 0;
  font-size: clamp(20px, 2.7vw, 31px);
  line-height: 1.25;
  font-weight: 900;
  letter-spacing: -0.01em;
  color: var(--ink-blue);
}

.page-faq .faq-section > p.faq-section__lead {
  margin: 0 0 18px;
  font-size: 15.5px;
  line-height: 1.9;
  color: var(--ink-blue);
}

.page-faq .faq-inline-link {
  color: var(--flame);
  font-weight: 700;
  text-decoration: underline;
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
}

.page-faq .faq-inline-link:hover {
  color: var(--ink-blue);
}

/* ---------- 路径卡 ---------- */
.page-faq .path-grid {
  display: grid;
  gap: 14px;
}

.page-faq .path-card {
  display: flex;
  flex-direction: column;
  border: var(--edge);
  border-top: 6px solid var(--gold);
  background: var(--paper-soft);
  box-shadow: var(--shadow-soft);
  padding: 16px;
}

.page-faq .path-card .tag {
  align-self: flex-start;
}

.page-faq .path-card__title {
  margin: 12px 0 8px;
  font-size: 18px;
  line-height: 1.4;
  font-weight: 900;
  letter-spacing: -0.01em;
  color: var(--ink-blue);
}

.page-faq .path-card__text {
  margin: 0 0 12px;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--ink-blue);
}

.page-faq .path-card__meta {
  margin: 0 0 14px;
  padding-top: 10px;
  border-top: 1px dashed var(--line);
  font-size: 12.5px;
  line-height: 1.8;
  color: var(--muted);
}

.page-faq .path-card__link {
  margin-top: auto;
  align-self: flex-start;
  font-size: 14px;
  font-weight: 800;
  color: var(--flame);
  text-decoration: none;
  border-bottom: 2px solid var(--flame);
}

.page-faq .path-card__link:hover {
  color: var(--ink-blue);
  border-bottom-color: var(--ink-blue);
}

/* ---------- 插图 ---------- */
.page-faq .fig {
  margin: 0 0 22px;
  border: var(--edge);
  background: var(--paper-2);
  box-shadow: var(--shadow-hard);
  overflow: hidden;
}

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

.page-faq .fig--tall img {
  object-position: center top;
}

.page-faq .fig__cap {
  margin: 0;
  padding: 9px 13px;
  background: var(--paper-soft);
  border-top: 2px solid var(--ink-blue);
  font-size: 12.5px;
  line-height: 1.65;
  color: var(--muted);
}

/* ---------- 步骤 ---------- */
.page-faq .step-list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
}

.page-faq .step {
  display: grid;
  grid-template-columns: 46px minmax(0, 1fr);
  gap: 14px;
  padding: 16px 0;
  border-bottom: 2px dashed var(--line);
}

.page-faq .step:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-faq .step__num {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border: var(--edge);
  background: var(--gold);
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 800;
  color: var(--ink-blue);
}

.page-faq .step__title {
  margin: 0 0 6px;
  font-size: 16.5px;
  line-height: 1.5;
  font-weight: 800;
  color: var(--ink-blue);
}

.page-faq .step__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--muted);
}

/* ---------- 表格 ---------- */
.page-faq .table-scroll {
  margin: 16px 0 18px;
  overflow-x: auto;
  border: var(--edge);
  background: var(--paper-soft);
  box-shadow: var(--shadow-soft);
}

.page-faq .data-table {
  width: 100%;
  min-width: 540px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-faq .data-table th {
  background: var(--ink-blue);
  color: var(--paper);
  text-align: left;
  padding: 11px 13px;
  font-weight: 700;
  white-space: nowrap;
}

.page-faq .data-table td {
  padding: 11px 13px;
  border-top: 1px solid var(--line);
  line-height: 1.7;
  color: var(--ink-blue);
  vertical-align: top;
}

.page-faq .data-table tbody tr:nth-child(even) td {
  background: rgba(227, 203, 163, 0.5);
}

/* ---------- iOS 时间轴 ---------- */
.page-faq .timeline {
  position: relative;
  list-style: none;
  margin: 20px 0 0;
  padding: 4px 0 4px 34px;
}

.page-faq .timeline::before {
  content: "";
  position: absolute;
  left: 12px;
  top: 12px;
  bottom: 12px;
  width: 3px;
  background: var(--ink-blue);
}

.page-faq .tl {
  position: relative;
  padding-bottom: 22px;
}

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

.page-faq .tl::before {
  content: "";
  position: absolute;
  left: -30px;
  top: 4px;
  width: 14px;
  height: 14px;
  background: var(--gold);
  border: 3px solid var(--ink-blue);
}

.page-faq .tl--now::before {
  background: var(--flame);
  box-shadow: 0 0 0 4px rgba(232, 84, 47, 0.2);
}

.page-faq .tl__time {
  margin: 0 0 4px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--flame);
}

.page-faq .tl__title {
  margin: 0 0 6px;
  font-size: 16px;
  line-height: 1.5;
  font-weight: 800;
  color: var(--ink-blue);
}

.page-faq .tl__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--muted);
}

.page-faq .window-note {
  margin-top: 22px;
  padding: 14px 16px;
  border: var(--edge);
  border-left: 8px solid var(--flame);
  background: var(--paper-soft);
  box-shadow: var(--shadow-soft);
}

.page-faq .window-note--kit {
  margin-top: 20px;
  border-left-color: var(--gold);
  background: var(--ink-blue);
}

.page-faq .window-note p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--ink-blue);
}

.page-faq .window-note--kit p {
  color: var(--paper-2);
}

/* ---------- 折叠问答 ---------- */
.page-faq .qa-list {
  margin: 18px 0 0;
}

.page-faq .qa {
  border: var(--edge);
  background: var(--paper-soft);
  box-shadow: var(--shadow-soft);
  margin-bottom: 12px;
  transition: box-shadow 0.18s ease;
}

.page-faq .qa[open] {
  box-shadow: var(--shadow-hard);
}

.page-faq .qa > summary {
  position: relative;
  display: block;
  cursor: pointer;
  margin: 0;
  padding: 15px 56px 15px 16px;
  font-size: 16px;
  line-height: 1.55;
  font-weight: 800;
  color: var(--ink-blue);
  list-style: none;
}

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

.page-faq .qa > summary::after {
  content: "+";
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  display: grid;
  place-items: center;
  width: 26px;
  height: 26px;
  border: 2px solid var(--ink-blue);
  background: var(--gold);
  font-family: var(--font-mono);
  font-size: 16px;
  font-weight: 800;
  line-height: 1;
  color: var(--ink-blue);
}

.page-faq .qa[open] > summary::after {
  content: "–";
  background: var(--flame);
  color: var(--paper);
}

.page-faq .qa > summary:hover {
  background: var(--paper-2);
}

.page-faq .qa__body {
  padding: 14px 16px 16px;
  border-top: 2px dashed var(--line);
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--ink-blue);
}

/* ---------- 反馈清单 ---------- */
.page-faq .checklist {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .checklist__item {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  gap: 12px;
  padding: 13px 14px;
  border: 2px solid var(--ink-blue);
  background: var(--paper-soft);
}

.page-faq .checklist__mark {
  position: relative;
  width: 22px;
  height: 22px;
  margin-top: 2px;
  border: 2px solid var(--ink-blue);
  background: var(--ok);
}

.page-faq .checklist__mark::after {
  content: "";
  position: absolute;
  left: 5px;
  top: 1px;
  width: 8px;
  height: 13px;
  border-right: 3px solid var(--paper);
  border-bottom: 3px solid var(--paper);
  transform: rotate(40deg);
}

.page-faq .checklist__title {
  margin: 0 0 4px;
  font-size: 15.5px;
  line-height: 1.5;
  font-weight: 800;
  color: var(--ink-blue);
}

.page-faq .checklist__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
}

.page-faq .faq-section > p.faq-section__lead .btn {
  margin-top: 4px;
}

/* ---------- 延伸入口 ---------- */
.page-faq .more-links {
  margin-top: clamp(30px, 4vw, 50px);
  padding-top: 22px;
  border-top: var(--edge);
}

.page-faq .more-links__title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--muted);
}

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

.page-faq .more-links a {
  display: block;
  height: 100%;
  padding: 13px 14px;
  border: 2px solid var(--ink-blue);
  background: var(--paper-soft);
  color: var(--ink-blue);
  font-size: 14.5px;
  font-weight: 800;
  text-decoration: none;
}

.page-faq .more-links a:hover {
  background: var(--gold);
}

.page-faq .more-links a span {
  display: block;
  margin-top: 5px;
  font-size: 12.5px;
  font-weight: 400;
  line-height: 1.6;
  color: var(--muted);
}

/* ---------- 断点 ---------- */
@media (min-width: 620px) {
  .page-faq .path-grid {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  }
}

@media (min-width: 560px) {
  .page-faq .more-links__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 940px) {
  .page-faq .faq-layout {
    grid-template-columns: var(--faq-rail-w) minmax(0, 1fr);
    align-items: start;
  }

  .page-faq .faq-rail {
    position: sticky;
    top: calc(var(--header-h) + 18px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .qa {
    transition: none;
  }
}
<<<END>>>