.page-faq {
  --step-num: clamp(56px, 11vw, 140px);
  --faq-pad: clamp(40px, 7vw, 96px);
  background: var(--paper-050);
  color: var(--ink-900);
  font-family: var(--font-body);
  font-size: var(--fs-base);
  line-height: 1.8;
  overflow-x: clip;
}

.page-faq .faq-crumb {
  padding-top: 18px;
}

.page-faq .faq-crumb .breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: 0.08em;
  color: var(--muted-600);
}

.page-faq .faq-crumb .breadcrumb-item + .breadcrumb-item::before {
  content: "/";
  margin-right: 8px;
  color: var(--grid-line);
}

.page-faq .faq-crumb .breadcrumb-link {
  color: var(--brass-700);
  text-decoration: none;
}

.page-faq .faq-crumb .breadcrumb-link:hover {
  color: var(--signal-orange);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(24px, 4vw, 52px) 0 clamp(28px, 4vw, 56px);
  border-bottom: var(--line);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(217, 207, 184, 0.55) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(217, 207, 184, 0.55) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.6), transparent 76%);
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.6), transparent 76%);
  pointer-events: none;
}

.page-faq .faq-hero-inner {
  position: relative;
  z-index: 1;
  max-width: 940px;
}

.page-faq .faq-kicker {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--brass-700);
}

.page-faq .faq-title {
  margin: 0 0 20px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(40px, 7.2vw, 96px);
  line-height: 1.02;
  letter-spacing: -0.02em;
  color: var(--brass-500);
}

.page-faq .faq-lede {
  margin: 0 0 28px;
  max-width: 46ch;
  font-size: var(--fs-md);
  line-height: 1.75;
  color: var(--ink-900);
}

.page-faq .faq-jump {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 14px;
  margin: 0;
  padding: 18px 0 0;
  list-style: none;
  border-top: var(--line);
}

.page-faq .faq-jump a {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 6px 10px;
  font-size: var(--fs-sm);
  color: var(--ink-green-600);
  text-decoration: none;
  border: 1px solid transparent;
  border-radius: 2px;
  transition: border-color 0.2s var(--ease), background-color 0.2s var(--ease);
}

.page-faq .faq-jump a:hover,
.page-faq .faq-jump a:focus-visible {
  border-color: var(--brass-500);
  background: var(--paper-100);
}

.page-faq .faq-jump span {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: 0.06em;
  color: var(--brass-700);
}

/* ---------- 通用排版 ---------- */
.page-faq .faq-h2 {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(26px, 3.4vw, 40px);
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--ink-900);
}

.page-faq .faq-h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--fs-md);
  line-height: 1.4;
  color: var(--ink-green-900);
}

.page-faq .faq-text {
  margin: 0;
  font-size: var(--fs-base);
  color: var(--muted-600);
}

.page-faq .faq-step-body p {
  margin: 0 0 16px;
  max-width: 62ch;
}

.page-faq .faq-step-body p:last-child {
  margin-bottom: 0;
}

.page-faq .faq-step-body strong {
  color: var(--brass-700);
  font-weight: 700;
}

.page-faq .faq-step-body a {
  color: var(--ink-green-600);
  text-decoration: none;
  border-bottom: 1px solid var(--brass-500);
}

.page-faq .faq-step-body a:hover {
  color: var(--signal-orange);
}

.page-faq .faq-cut {
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 18px), calc(100% - 18px) 100%, 0 100%);
}

.page-faq .faq-visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

/* ---------- 准备区 ---------- */
.page-faq .faq-prep {
  padding: var(--faq-pad) 0;
  background: var(--paper-100);
  border-bottom: var(--line);
}

.page-faq .faq-prep-grid {
  display: grid;
  gap: clamp(20px, 3vw, 44px);
}

.page-faq .faq-prep-cards {
  display: grid;
  gap: 16px;
}

.page-faq .faq-prep-card {
  position: relative;
  padding: 22px 20px 24px;
  background: var(--paper-050);
  border: var(--line);
  border-top: 2px solid var(--brass-500);
}

.page-faq .faq-prep-idx {
  display: block;
  margin-bottom: 10px;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: 0.18em;
  color: var(--brass-500);
}

.page-faq .faq-prep-card p {
  margin: 0;
  font-size: var(--fs-sm);
  line-height: 1.8;
  color: var(--muted-600);
}

/* ---------- 步骤主体 ---------- */
.page-faq .faq-steps {
  padding: var(--faq-pad) 0 calc(var(--faq-pad) * 0.8);
}

.page-faq .faq-step-list {
  display: grid;
  gap: clamp(44px, 7vw, 88px);
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-step {
  display: grid;
  gap: clamp(10px, 2vw, 26px);
  scroll-margin-top: 110px;
}

.page-faq .faq-step-rail {
  display: flex;
  align-items: baseline;
  gap: 12px;
}

.page-faq .faq-step-num {
  font-family: var(--font-mono);
  font-weight: 200;
  font-size: var(--step-num);
  line-height: 0.78;
  letter-spacing: -0.05em;
  color: var(--gold-tint);
}

@supports (-webkit-text-stroke: 1px #000) {
  .page-faq .faq-step-num {
    color: transparent;
    -webkit-text-stroke: 1.5px var(--brass-500);
  }

  .page-faq .faq-step:first-child .faq-step-num {
    color: var(--brass-500);
    -webkit-text-stroke: 0;
  }
}

.page-faq .faq-step-tag {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: 0.16em;
  color: var(--muted-600);
  white-space: nowrap;
}

.page-faq .faq-step-body {
  padding-bottom: 4px;
}

.page-faq .faq-side-link {
  padding-left: 14px;
  border-left: 2px solid var(--gold-tint);
  font-size: var(--fs-sm);
  color: var(--muted-600);
}

.page-faq .faq-ways {
  margin: 0 0 18px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
  max-width: 62ch;
}

.page-faq .faq-ways li {
  position: relative;
  padding-left: 20px;
  font-size: var(--fs-base);
  color: var(--ink-900);
}

.page-faq .faq-ways li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 8px;
  height: 8px;
  border: 1px solid var(--brass-500);
  transform: rotate(45deg);
}

.page-faq .faq-ways--signal li::before {
  background: var(--signal-orange);
  border-color: var(--signal-orange);
}

.page-faq .faq-figure {
  margin: 22px 0 24px;
  border: var(--line);
  background: var(--paper-100);
}

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

.page-faq .faq-figure .img-frame-caption {
  padding: 10px 14px;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: 0.04em;
  color: var(--muted-600);
  border-top: var(--line);
}

/* 折叠组的作用域内微调 */
.page-faq .accordion {
  margin-top: 18px;
  border-top: var(--line);
}

.page-faq .accordion-item {
  border-bottom: var(--line);
}

.page-faq .accordion-trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
  padding: 14px 0;
  background: none;
  border: 0;
  cursor: pointer;
  text-align: left;
  font-family: var(--font-body);
  font-size: var(--fs-sm);
  font-weight: 700;
  color: var(--ink-green-600);
}

.page-faq .accordion-trigger:hover {
  color: var(--signal-orange);
}

.page-faq .accordion-icon {
  position: relative;
  flex: 0 0 auto;
  width: 12px;
  height: 12px;
}

.page-faq .accordion-icon::before,
.page-faq .accordion-icon::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 0;
  width: 12px;
  height: 1.5px;
  background: var(--brass-500);
  transition: transform 0.2s var(--ease);
}

.page-faq .accordion-icon::after {
  transform: rotate(90deg);
}

.page-faq .accordion-trigger[aria-expanded="true"] .accordion-icon::after {
  transform: rotate(0deg);
}

.page-faq .accordion-panel {
  padding: 0 0 16px;
  font-size: var(--fs-sm);
  color: var(--muted-600);
}

.page-faq .accordion-panel p {
  margin: 0;
  max-width: 60ch;
}

/* ---------- 第 5 步深色面板 ---------- */
.page-faq .faq-step--ink .faq-step-body {
  padding: clamp(22px, 4vw, 48px);
  background: var(--ink-green-900);
  color: var(--paper-050);
}

.page-faq .faq-step--ink .faq-h2 {
  color: var(--paper-050);
}

.page-faq .faq-step--ink .faq-step-body p {
  color: rgba(251, 247, 239, 0.82);
}

.page-faq .faq-step--ink .faq-step-body strong {
  color: var(--gold-tint);
}

.page-faq .faq-step--ink .faq-h3 {
  color: var(--gold-tint);
}

.page-faq .faq-step--ink .faq-step-body a {
  color: var(--gold-tint);
  border-bottom-color: var(--brass-500);
}

.page-faq .faq-step--ink .faq-step-body a:hover {
  color: var(--signal-orange);
}

.page-faq .faq-step--ink .faq-step-num {
  color: transparent;
  -webkit-text-stroke: 1.5px var(--brass-500);
}

.page-faq .faq-step--ink .faq-step-tag {
  color: var(--brass-500);
}

.page-faq .faq-fork {
  display: block;
  width: 100%;
  height: auto;
  margin: 6px 0 26px;
}

.page-faq .fork-lines path {
  fill: none;
  stroke: rgba(233, 214, 166, 0.5);
  stroke-width: 1.5;
  stroke-dasharray: 5 6;
}

.page-faq .fork-dot {
  fill: var(--signal-orange);
}

.page-faq .fork-node {
  fill: none;
  stroke: var(--gold-tint);
  stroke-width: 1.2;
}

.page-faq .fork-label {
  font-family: var(--font-body);
  font-size: 19px;
  fill: var(--paper-050);
}

.page-faq .fork-idx {
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: 0.1em;
  fill: var(--signal-orange);
}

.page-faq .faq-checks {
  display: grid;
  gap: 20px;
  margin: 0 0 22px;
  padding: 0;
  list-style: none;
  counter-reset: faq-check;
}

.page-faq .faq-checks li {
  position: relative;
  padding-left: 42px;
  counter-increment: faq-check;
}

.page-faq .faq-checks li::before {
  content: counter(faq-check, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 2px;
  font-family: var(--font-mono);
  font-size: var(--fs-sm);
  color: var(--signal-orange);
}

.page-faq .faq-checks p {
  margin: 0;
  font-size: var(--fs-sm);
  color: rgba(251, 247, 239, 0.8);
}

/* ---------- 第 6 步 ---------- */
.page-faq .faq-step--note .faq-step-body {
  padding-left: clamp(16px, 3vw, 28px);
  border-left: 3px solid var(--signal-orange);
}

/* ---------- 速查表 ---------- */
.page-faq .faq-quick {
  padding: var(--faq-pad) 0;
  background: var(--paper-100);
  border-top: var(--line);
  border-bottom: var(--line);
}

.page-faq .faq-quick-head {
  margin-bottom: 26px;
  max-width: 640px;
}

.page-faq .faq-table-wrap {
  overflow-x: auto;
  border: var(--line);
  background: var(--paper-050);
}

.page-faq .faq-table-grid {
  width: 100%;
  min-width: 560px;
  border-collapse: collapse;
  font-size: var(--fs-sm);
  line-height: 1.6;
}

.page-faq .faq-table-grid thead th {
  padding: 12px 16px;
  text-align: left;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted-600);
  background: var(--paper-100);
  border-bottom: var(--line);
}

.page-faq .faq-table-grid td {
  padding: 12px 16px;
  vertical-align: top;
  color: var(--ink-900);
  border-bottom: 1px solid rgba(217, 207, 184, 0.7);
}

.page-faq .faq-table-grid tbody tr:nth-child(even) {
  background: rgba(242, 233, 215, 0.6);
}

.page-faq .faq-table-grid tbody tr:hover {
  background: var(--gold-tint);
}

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

.page-faq .faq-table-grid td a {
  font-family: var(--font-mono);
  font-size: var(--fs-sm);
  color: var(--brass-700);
  text-decoration: none;
  border-bottom: 1px solid var(--brass-500);
}

.page-faq .faq-table-grid td a:hover {
  color: var(--signal-orange);
  border-bottom-color: var(--signal-orange);
}

/* ---------- 下一步 ---------- */
.page-faq .faq-next {
  padding: var(--faq-pad) 0;
}

.page-faq .faq-next-inner {
  display: grid;
  gap: 24px;
  padding: clamp(24px, 4vw, 48px);
  background: var(--paper-050);
  border: var(--line);
  border-top: 3px solid var(--brass-500);
}

.page-faq .faq-next-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-faq .btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 13px 22px;
  font-family: var(--font-body);
  font-size: var(--fs-sm);
  font-weight: 700;
  letter-spacing: 0.02em;
  text-decoration: none;
  border: 1px solid transparent;
  border-radius: 2px;
  transition: background-color 0.2s var(--ease), color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-faq .btn::after {
  content: "→";
  font-family: var(--font-mono);
}

.page-faq .btn--signal {
  background: var(--signal-orange);
  color: #fff;
}

.page-faq .btn--signal:hover {
  background: var(--brass-700);
}

.page-faq .btn--ghost {
  background: transparent;
  color: var(--ink-green-600);
  border-color: var(--brass-500);
}

.page-faq .btn--ghost:hover {
  background: var(--gold-tint);
  color: var(--ink-green-900);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-faq .faq-prep-cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 860px) {
  .page-faq .faq-step {
    grid-template-columns: minmax(110px, 1fr) minmax(0, 2.7fr);
    align-items: start;
  }

  .page-faq .faq-step-rail {
    position: sticky;
    top: 104px;
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }

  .page-faq .faq-next-inner {
    grid-template-columns: minmax(0, 1.8fr) minmax(0, 1fr);
    align-items: end;
  }

  .page-faq .faq-next-actions {
    justify-content: flex-end;
  }
}

@media (min-width: 980px) {
  .page-faq .faq-prep-grid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
    align-items: start;
  }

  .page-faq .faq-prep-cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 859px) {
  .page-faq .faq-step--ink .faq-step-body {
    margin-inline: -4px;
  }
}

@media (max-width: 519px) {
  .page-faq .faq-jump {
    gap: 6px 8px;
  }

  .page-faq .faq-jump a {
    padding: 5px 8px;
  }

  .page-faq .faq-checks li {
    padding-left: 34px;
  }

  .page-faq .fork-label {
    font-size: 22px;
  }

  .page-faq .fork-idx {
    font-size: 18px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-jump a,
  .page-faq .accordion-icon::before,
  .page-faq .accordion-icon::after,
  .page-faq .btn {
    transition: none;
  }
}
<<<END>>>