.page-faq {
  --faq-line: rgba(245, 241, 232, 0.15);
  --faq-line-strong: rgba(245, 241, 232, 0.32);
  --faq-gap: clamp(1rem, 2.6vw, 1.75rem);
  max-width: var(--content-max);
  margin-inline: auto;
  padding: clamp(1.4rem, 4vw, 3.2rem) var(--gutter) clamp(3rem, 7vw, 5.5rem);
  color: var(--paper);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  padding-bottom: clamp(1.5rem, 4vw, 2.4rem);
  border-bottom: 1px solid var(--faq-line);
}

.page-faq .faq-eyebrow {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.65rem;
  margin: 0;
}

.page-faq .faq-title {
  margin: 1rem 0 1.1rem;
  font-weight: 300;
  font-size: clamp(1.95rem, 6.2vw, 4.4rem);
  line-height: 1.04;
  letter-spacing: -0.035em;
  max-width: 15em;
}

.page-faq .faq-lead {
  margin: 0;
  max-width: 42rem;
  font-size: clamp(0.98rem, 1.5vw, 1.08rem);
  line-height: 1.85;
  color: var(--paper-dim);
}

.page-faq .faq-hero-meta {
  list-style: none;
  margin: 1.4rem 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.page-faq .faq-hero-meta li {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  padding: 0.38rem 0.62rem;
  border: 1px solid var(--faq-line-strong);
  color: var(--paper-dim);
}

.page-faq .faq-hero-meta li:first-child {
  border-color: var(--amber);
  color: var(--amber);
}

/* ---------- 工作台骨架 ---------- */
.page-faq .faq-workbench {
  display: block;
  margin-top: clamp(1.6rem, 4vw, 2.6rem);
}

.page-faq .faq-switch {
  border: 1px solid var(--faq-line-strong);
  background: var(--ink-900);
  padding: 1rem 1rem 1.1rem;
  margin-bottom: var(--faq-gap);
}

.page-faq .faq-switch-caption {
  margin: 0 0 0.7rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--paper-dim);
}

.page-faq .faq-switch-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.12rem;
}

.page-faq .faq-switch-link {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  padding: 0.5rem 0.5rem 0.5rem 0.6rem;
  color: var(--paper);
  text-decoration: none;
  font-size: 0.92rem;
  line-height: 1.5;
  border-left: 2px solid transparent;
  transition: background 0.28s var(--ease), border-color 0.28s var(--ease);
}

.page-faq .faq-switch-link:hover,
.page-faq .faq-switch-link:focus-visible {
  background: rgba(240, 178, 63, 0.08);
  border-left-color: var(--amber);
}

.page-faq .faq-switch-num {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  color: var(--amber);
}

.page-faq .faq-switch-note {
  margin: 0.9rem 0 0;
  padding-top: 0.8rem;
  border-top: 1px dashed var(--faq-line-strong);
  font-size: 0.78rem;
  line-height: 1.7;
  color: var(--paper-dim);
}

/* ---------- 章节 ---------- */
.page-faq .faq-section {
  padding-block: clamp(1.7rem, 4vw, 2.8rem);
  border-top: 1px solid var(--faq-line);
}

.page-faq .faq-flow > .faq-section:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-faq .faq-anchor {
  scroll-margin-top: 5.5rem;
}

.page-faq .faq-h2 {
  margin: 0.7rem 0 0.85rem;
  font-weight: 400;
  font-size: clamp(1.32rem, 3.2vw, 2rem);
  line-height: 1.28;
  letter-spacing: -0.015em;
}

.page-faq .faq-sub {
  margin: 0 0 1.4rem;
  max-width: 40rem;
  font-size: 0.94rem;
  line-height: 1.85;
  color: var(--paper-dim);
}

/* ---------- 分支示意 ---------- */
.page-faq .faq-branch {
  display: block;
  width: 100%;
  max-width: 30rem;
  height: auto;
  margin: 0 0 1.1rem;
}

.page-faq .faq-branch-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.7rem;
}

.page-faq .faq-branch-item {
  padding: 0.95rem 1rem;
  background: var(--ink-900);
  border-left: 3px solid var(--paper-dim);
}

.page-faq .faq-branch-item--celadon {
  border-left-color: var(--celadon);
}

.page-faq .faq-branch-item--amber {
  border-left-color: var(--amber);
}

.page-faq .faq-branch-q {
  margin: 0 0 0.35rem;
  font-size: 0.97rem;
  font-weight: 700;
  line-height: 1.6;
}

.page-faq .faq-branch-a {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.78;
  color: var(--paper-dim);
}

/* ---------- 图片 ---------- */
.page-faq .faq-figure {
  margin: 0 0 1.4rem;
}

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

.page-faq .faq-figure figcaption {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  line-height: 1.7;
  color: var(--paper-dim);
}

/* ---------- 步骤卡 ---------- */
.page-faq .step-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.8rem;
}

.page-faq .step-card {
  display: grid;
  grid-template-columns: 2.2rem minmax(0, 1fr);
  gap: 0 0.9rem;
  padding: 1.05rem 1.05rem 1.1rem;
  background: var(--ink-900);
  border: 1px solid var(--faq-line-strong);
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease),
    background 0.3s var(--ease);
}

.page-faq .step-card:hover {
  transform: translateY(-2px);
  border-color: rgba(114, 179, 160, 0.7);
  background: var(--ink-800);
}

.page-faq .step-num {
  width: 2.1rem;
  height: 2.1rem;
  display: grid;
  place-items: center;
  border: 1px solid var(--faq-line-strong);
  border-radius: 50%;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.04em;
  color: var(--paper-dim);
  transition: border-color 0.3s var(--ease), color 0.3s var(--ease);
}

.page-faq .step-card:hover .step-num {
  border-color: var(--celadon);
  color: var(--celadon);
}

.page-faq .step-body {
  min-width: 0;
}

.page-faq .step-title {
  margin: 0 0 0.28rem;
  font-size: 0.98rem;
  font-weight: 700;
  line-height: 1.6;
}

.page-faq .step-desc {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.78;
  color: var(--paper-dim);
}

.page-faq .step-desc a {
  color: var(--paper);
  text-decoration: underline;
  text-underline-offset: 0.22em;
}

.page-faq .step-list--amber .step-card:hover {
  border-color: rgba(240, 178, 63, 0.75);
}

.page-faq .step-list--amber .step-card:hover .step-num {
  border-color: var(--amber);
  color: var(--amber);
}

.page-faq .step-list--amber .step-num {
  border-color: rgba(240, 178, 63, 0.45);
  color: var(--amber);
}

/* ---------- 对照表 ---------- */
.page-faq .compare-wrap {
  overflow-x: auto;
  border: 1px solid var(--faq-line-strong);
  background: var(--ink-900);
}

.page-faq .compare-table {
  width: 100%;
  min-width: 34rem;
  border-collapse: collapse;
  font-size: 0.88rem;
}

.page-faq .compare-table caption {
  text-align: left;
  padding: 0.85rem 1rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  color: var(--paper-dim);
  border-bottom: 1px solid var(--faq-line);
}

.page-faq .compare-table th,
.page-faq .compare-table td {
  padding: 0.82rem 1rem;
  text-align: left;
  vertical-align: top;
  line-height: 1.72;
  border-bottom: 1px solid var(--faq-line);
}

.page-faq .compare-table thead th {
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--paper);
  border-top: 2px solid var(--faq-line-strong);
}

.page-faq .compare-table thead th:nth-child(2) {
  color: var(--celadon);
  border-top-color: var(--celadon);
}

.page-faq .compare-table thead th:nth-child(3) {
  color: var(--amber);
  border-top-color: var(--amber);
}

.page-faq .compare-table tbody th {
  font-weight: 500;
  color: var(--paper);
  white-space: nowrap;
}

.page-faq .compare-table tbody td {
  color: var(--paper-dim);
}

.page-faq .compare-table tbody tr:last-child th,
.page-faq .compare-table tbody tr:last-child td {
  border-bottom: 0;
}

/* ---------- 高频问题 ---------- */
.page-faq .faq-list {
  display: grid;
  gap: 0 clamp(1rem, 2.6vw, 2rem);
  border-bottom: 1px solid var(--faq-line);
}

.page-faq .faq-item {
  border-top: 1px solid var(--faq-line);
}

.page-faq .faq-q {
  display: flex;
  align-items: baseline;
  gap: 0.7rem;
  padding: 0.95rem 0;
  list-style: none;
  cursor: pointer;
  font-size: 0.96rem;
  font-weight: 500;
  line-height: 1.62;
  color: var(--paper);
  transition: color 0.24s var(--ease);
}

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

.page-faq .faq-q::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 1rem;
  line-height: 1;
  color: var(--amber);
}

.page-faq .faq-item[open] .faq-q::after {
  content: "–";
}

.page-faq .faq-q:hover {
  color: var(--amber);
}

.page-faq .faq-a {
  padding: 0 0 1rem 1.1rem;
  border-left: 2px solid rgba(114, 179, 160, 0.55);
}

.page-faq .faq-a p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.85;
  color: var(--paper-dim);
}

/* ---------- 求助面板 ---------- */
.page-faq .help-panel {
  padding: clamp(1.2rem, 3.4vw, 2.1rem);
  background:
    linear-gradient(180deg, rgba(240, 178, 63, 0.09), rgba(240, 178, 63, 0) 55%),
    var(--ink-900);
  border: 1px solid rgba(240, 178, 63, 0.62);
  border-left-width: 4px;
}

.page-faq .help-lead {
  margin: 0 0 1rem;
  max-width: 40rem;
  font-size: 0.94rem;
  line-height: 1.85;
  color: var(--paper);
}

.page-faq .help-mail {
  margin: 0 0 0.7rem;
  font-family: var(--font-mono);
  font-size: clamp(0.95rem, 2.6vw, 1.35rem);
  letter-spacing: 0.02em;
  line-height: 1.5;
  color: var(--amber);
  overflow-wrap: anywhere;
}

.page-faq .help-note {
  margin: 0 0 1.1rem;
  padding-bottom: 1rem;
  border-bottom: 1px dashed var(--faq-line-strong);
  font-size: 0.85rem;
  line-height: 1.78;
  color: var(--paper-dim);
}

.page-faq .help-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.5rem;
  font-size: 0.86rem;
  line-height: 1.75;
  color: var(--paper-dim);
}

.page-faq .help-list li {
  padding-left: 1rem;
  position: relative;
}

.page-faq .help-list li::before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--amber);
  font-family: var(--font-mono);
}

.page-faq .help-list a {
  color: var(--paper);
  text-decoration: underline;
  text-underline-offset: 0.22em;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-faq .faq-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .faq-figure {
    max-width: 46rem;
  }
}

@media (min-width: 1000px) {
  .page-faq .faq-workbench {
    display: grid;
    grid-template-columns: 248px minmax(0, 1fr);
    gap: clamp(1.5rem, 3vw, 3rem);
    align-items: start;
  }

  .page-faq .faq-switch {
    position: sticky;
    top: 2rem;
    margin-bottom: 0;
  }

  .page-faq .faq-anchor {
    scroll-margin-top: 2rem;
  }

  .page-faq .faq-title {
    max-width: 17em;
  }
}

@media (min-width: 1280px) {
  .page-faq .faq-workbench {
    grid-template-columns: 272px minmax(0, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .step-card,
  .page-faq .step-num,
  .page-faq .faq-switch-link,
  .page-faq .faq-q {
    transition: none;
  }

  .page-faq .step-card:hover {
    transform: none;
  }
}
<<<END>>>