.page-faq {
  --faq-gap: clamp(16px, 2.6vw, 30px);
  --faq-block: clamp(36px, 5.5vw, 68px);
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-sans);
  padding-block: clamp(16px, 3vw, 30px) clamp(48px, 8vw, 104px);
}

.page-faq .shell {
  width: 100%;
  max-width: var(--shell);
  margin-inline: auto;
  padding-inline: var(--pad);
}

.page-faq a:focus-visible,
.page-faq summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
  border-radius: 2px;
}

/* ---------- 面包屑 ---------- */
.page-faq .breadcrumbs {
  padding-block: 6px 14px;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  display: grid;
  gap: var(--faq-gap);
  grid-template-columns: minmax(0, 1fr);
  padding-block: clamp(14px, 2.4vw, 26px) clamp(26px, 4.4vw, 48px);
  border-bottom: 1px solid var(--line-dark);
}

.page-faq .eyebrow {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--apricot);
}

.page-faq .faq-hero h1 {
  margin: 0;
  max-width: 18ch;
  font-size: clamp(1.9rem, 5vw, 4rem);
  line-height: 1.06;
  letter-spacing: -0.02em;
  font-weight: 800;
  color: var(--paper-white);
}

.page-faq .faq-hero .lead {
  margin: 20px 0 0;
  max-width: 56ch;
  font-size: clamp(14.5px, 1.5vw, 16.5px);
  line-height: 1.8;
  color: rgba(244, 235, 221, 0.8);
}

.page-faq .faq-figures {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  border: 1px solid var(--line-dark);
  border-radius: var(--radius);
  background: var(--line-dark);
  overflow: hidden;
}

.page-faq .faq-figures li {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 14px 12px 16px;
  background: var(--ink-2);
  min-width: 0;
}

.page-faq .fig-num {
  font-family: var(--font-mono);
  font-size: clamp(1.4rem, 3vw, 2rem);
  font-weight: 700;
  line-height: 1;
  color: var(--apricot-light);
}

.page-faq .fig-label {
  font-size: 11.5px;
  line-height: 1.5;
  color: var(--fog);
  letter-spacing: 0.02em;
}

/* ---------- 章节通用 ---------- */
.page-faq .section {
  margin-top: var(--faq-block);
}

.page-faq .section-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 12px;
  margin-bottom: clamp(16px, 2.4vw, 26px);
}

.page-faq .section-index {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.2em;
  color: var(--fog);
}

.page-faq .section-title {
  margin: 0;
  font-size: clamp(1.25rem, 2.6vw, 1.9rem);
  line-height: 1.25;
  letter-spacing: -0.01em;
  font-weight: 700;
  color: var(--paper-white);
}

/* ---------- 快捷入口 ---------- */
.page-faq .quick-grid {
  display: grid;
  gap: var(--faq-gap);
  grid-template-columns: minmax(0, 1fr);
}

.page-faq .quick-cards {
  display: grid;
  gap: 12px;
  grid-template-columns: minmax(0, 1fr);
}

.page-faq .quick-card {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-height: 140px;
  padding: 16px 16px 18px;
  background: var(--paper);
  border: 1px solid var(--line-light);
  border-radius: var(--radius);
  text-decoration: none;
  color: var(--black);
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease,
    background-color 0.18s ease;
}

.page-faq .quick-card:hover,
.page-faq .quick-card:focus-visible {
  transform: translateY(-3px);
  box-shadow: var(--shadow);
  border-color: var(--apricot);
  background: var(--paper-white);
}

.page-faq .quick-card__num {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.16em;
  color: var(--apricot);
}

.page-faq .quick-card__title {
  font-size: 16px;
  font-weight: 700;
  line-height: 1.35;
  color: var(--black);
}

.page-faq .quick-card__text {
  font-size: 13.5px;
  line-height: 1.68;
  color: #3A423F;
}

.page-faq .quick-visual {
  position: relative;
  margin: 0;
  display: flex;
  min-height: 230px;
  border: 1px solid var(--line-dark);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--ink-2);
}

.page-faq .quick-visual img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 230px;
  object-fit: cover;
}

.page-faq .quick-visual figcaption {
  position: absolute;
  inset: auto 0 0 0;
  padding: 26px 16px 14px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  line-height: 1.55;
  letter-spacing: 0.05em;
  color: var(--paper-white);
  background: linear-gradient(to top, rgba(14, 42, 34, 0.94), rgba(14, 42, 34, 0));
}

/* ---------- 分类索引 + 问答 ---------- */
.page-faq .faq-body {
  display: grid;
  gap: var(--faq-gap);
  grid-template-columns: minmax(0, 1fr);
}

.page-faq .faq-index {
  display: grid;
  border: 1px solid var(--line-dark);
  border-radius: var(--radius);
  background: var(--ink-2);
  overflow: hidden;
}

.page-faq .faq-index__item {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 13px 16px;
  font-size: 14px;
  color: var(--paper);
  text-decoration: none;
  border-bottom: 1px solid var(--line-dark);
  transition: background-color 0.18s ease, color 0.18s ease;
}

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

.page-faq .faq-index__item:hover,
.page-faq .faq-index__item:focus-visible {
  background: rgba(242, 138, 46, 0.14);
  color: var(--paper-white);
}

.page-faq .faq-index__num {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: var(--apricot);
}

.page-faq .faq-group {
  scroll-margin-top: 88px;
}

.page-faq .faq-group + .faq-group {
  margin-top: clamp(22px, 3.4vw, 34px);
}

.page-faq .faq-group__title {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin: 0 0 12px;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--paper-white);
}

.page-faq .faq-group__title span {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: var(--cyan);
}

.page-faq .faq-item {
  margin-bottom: 10px;
  background: var(--ink-2);
  border: 1px solid var(--line-dark);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color 0.18s ease;
}

.page-faq .faq-item:hover {
  border-color: rgba(255, 249, 240, 0.3);
}

.page-faq .faq-item[open] {
  border-color: rgba(242, 138, 46, 0.55);
}

.page-faq .faq-item summary {
  position: relative;
  display: block;
  padding: 15px 44px 15px 16px;
  cursor: pointer;
  list-style: none;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.55;
  color: var(--paper-white);
}

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

.page-faq .faq-item summary::after {
  content: "+";
  position: absolute;
  top: 13px;
  right: 16px;
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--apricot);
}

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

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

.page-faq .faq-answer p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(244, 235, 221, 0.8);
}

/* ---------- 电脑端步骤 ---------- */
.page-faq .faq-steps {
  scroll-margin-top: 88px;
}

.page-faq .steps-panel {
  display: grid;
  gap: var(--faq-gap);
  grid-template-columns: minmax(0, 1fr);
  padding: clamp(18px, 3.2vw, 38px);
  background: var(--paper);
  color: var(--black);
  border: 1px solid var(--line-light);
  border-radius: var(--radius);
}

.page-faq .steps-intro {
  margin: 0 0 20px;
  font-size: 14.5px;
  line-height: 1.78;
  color: #2C3532;
}

.page-faq .step-list {
  counter-reset: step;
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-faq .step-list li {
  counter-increment: step;
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding-bottom: 14px;
  border-bottom: 1px dashed var(--line-light);
}

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

.page-faq .step-list li::before {
  content: counter(step, decimal-leading-zero);
  padding: 3px 0;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  text-align: center;
  color: var(--black);
  background: var(--apricot-light);
  border-radius: 2px;
}

.page-faq .step-list strong {
  display: block;
  font-size: 14.5px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--black);
}

.page-faq .step-list p {
  margin: 4px 0 0;
  font-size: 13.5px;
  line-height: 1.72;
  color: #3A423F;
}

.page-faq .steps-visual {
  position: relative;
  margin: 0;
  border: 1px solid var(--line-light);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--ink-2);
}

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

.page-faq .steps-visual figcaption {
  padding: 10px 14px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.05em;
  color: var(--paper);
  background: var(--ink-2);
  border-top: 1px solid var(--line-dark);
}

/* ---------- 排查清单 ---------- */
.page-faq .checklist-wrap {
  display: grid;
  gap: var(--faq-gap);
  grid-template-columns: minmax(0, 1fr);
}

.page-faq .checklist-note {
  margin: 14px 0 0;
  font-size: 13.5px;
  line-height: 1.78;
  color: rgba(244, 235, 221, 0.72);
}

.page-faq .check-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  border-top: 1px solid var(--line-dark);
}

.page-faq .check-list li {
  display: grid;
  grid-template-columns: 18px minmax(0, 1fr);
  gap: 14px;
  padding: 15px 0;
  border-bottom: 1px solid var(--line-dark);
}

.page-faq .check-box {
  display: block;
  width: 15px;
  height: 15px;
  margin-top: 4px;
  border: 1.5px solid var(--cyan);
  border-radius: 2px;
}

.page-faq .check-list strong {
  display: block;
  font-size: 14px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--paper-white);
}

.page-faq .check-list p {
  margin: 3px 0 0;
  font-size: 13px;
  line-height: 1.72;
  color: var(--fog);
}

/* ---------- 联系支持 ---------- */
.page-faq .support-cta {
  display: grid;
  gap: clamp(16px, 2.6vw, 30px);
  grid-template-columns: minmax(0, 1fr);
  padding: clamp(20px, 3.6vw, 42px);
  border: 1px solid rgba(242, 138, 46, 0.42);
  border-radius: var(--radius);
  background: radial-gradient(
      120% 140% at 100% 0%,
      rgba(242, 138, 46, 0.22),
      rgba(242, 138, 46, 0) 58%
    ),
    var(--ink-2);
}

.page-faq .support-cta h2 {
  margin: 0 0 12px;
  font-size: clamp(1.25rem, 2.6vw, 1.75rem);
  line-height: 1.28;
  font-weight: 700;
  color: var(--paper-white);
}

.page-faq .support-cta p {
  margin: 0;
  max-width: 52ch;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(244, 235, 221, 0.78);
}

.page-faq .support-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

/* ---------- 响应式 ---------- */
@media (min-width: 560px) {
  .page-faq .quick-cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 860px) {
  .page-faq .faq-hero {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
    align-items: end;
  }

  .page-faq .quick-grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 1fr);
    align-items: stretch;
  }

  .page-faq .checklist-wrap {
    grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
    align-items: start;
  }

  .page-faq .support-cta {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
    align-items: center;
  }

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

@media (min-width: 920px) {
  .page-faq .steps-panel {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    align-items: center;
  }
}

@media (min-width: 960px) {
  .page-faq .faq-body {
    grid-template-columns: minmax(0, 300px) minmax(0, 1fr);
    align-items: start;
  }

  .page-faq .faq-index {
    position: sticky;
    top: 24px;
  }
}
<<<END>>>