.page-faq {
  --faq-side: 266px;
  --faq-gap: clamp(24px, 3.4vw, 48px);
  --faq-pad-bottom: clamp(48px, 8vw, 96px);
  padding-bottom: var(--faq-pad-bottom);
}

/* 面包屑与首屏 */
.page-faq .breadcrumb {
  padding-top: clamp(12px, 2.4vw, 24px);
}

.page-faq .faq-hero {
  padding: clamp(18px, 3.4vw, 34px) 0 clamp(24px, 4vw, 42px);
  border-bottom: 1px solid var(--rule);
}

.page-faq .faq-hero__title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(34px, 6vw, 66px);
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.page-faq .faq-hero__title em {
  font-style: normal;
  background: linear-gradient(transparent 58%, var(--amber) 58%, var(--amber) 92%, transparent 92%);
  padding: 0 4px;
}

.page-faq .faq-hero__lede {
  max-width: 56ch;
  margin: 18px 0 0;
  font-size: clamp(16px, 1.6vw, 18px);
  line-height: 1.85;
  color: var(--ink);
}

.page-faq .faq-hero__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
}

/* 主栅格 */
.page-faq .faq-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--faq-gap);
  padding-top: clamp(24px, 3.6vw, 44px);
}

/* 左侧分类栏 */
.page-faq .faq-side__inner {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.page-faq .faq-side__label {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--slate);
}

.page-faq .faq-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-faq .faq-tab {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  background: var(--card);
  border: 1px solid var(--rule);
  color: var(--ink);
  text-decoration: none;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.3;
  transition: background 0.2s var(--ease), border-color 0.2s var(--ease), transform 0.2s var(--ease);
}

.page-faq .faq-tab:hover,
.page-faq .faq-tab:focus-visible {
  background: var(--mint);
  border-color: var(--green);
  transform: translateX(3px);
  outline: none;
}

.page-faq .faq-tab:focus-visible {
  box-shadow: 0 0 0 2px var(--amber);
}

.page-faq .faq-tab__num {
  font-size: 12px;
  color: var(--slate);
  transition: color 0.2s var(--ease);
}

.page-faq .faq-tab:hover .faq-tab__num,
.page-faq .faq-tab:focus-visible .faq-tab__num {
  color: var(--orange);
}

.page-faq .faq-side__help {
  padding: 18px 18px 20px;
  background: var(--night);
  border-left: 4px solid var(--orange);
  color: var(--paper);
}

.page-faq .faq-side__help-title {
  margin: 0 0 8px;
  font-size: 16px;
  font-weight: 800;
  color: var(--paper);
}

.page-faq .faq-side__help-text {
  margin: 0 0 14px;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(246, 239, 228, 0.82);
}

.page-faq .faq-side__help-link {
  color: var(--amber);
  font-weight: 700;
}

.page-faq .faq-side__links {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding-top: 16px;
  border-top: 1px solid var(--rule);
}

.page-faq .faq-side__link {
  font-size: 14px;
  line-height: 1.6;
  color: var(--slate);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  align-self: flex-start;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-faq .faq-side__link:hover,
.page-faq .faq-side__link:focus-visible {
  color: var(--orange);
  border-bottom-color: var(--orange);
  outline: none;
}

/* 分组 */
.page-faq .faq-group {
  scroll-margin-top: 24px;
}

.page-faq .faq-group + .faq-group {
  margin-top: clamp(32px, 4.6vw, 54px);
  padding-top: clamp(28px, 4.2vw, 48px);
  border-top: 1px solid var(--rule);
}

.page-faq .faq-group__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  margin-bottom: 14px;
}

.page-faq .faq-group__index {
  font-size: 14px;
  color: var(--orange);
  padding-top: 8px;
  border-top: 3px solid var(--orange);
  line-height: 1;
}

.page-faq .faq-group__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(21px, 3vw, 31px);
  line-height: 1.28;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-faq .faq-group__note {
  margin: 8px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--slate);
}

/* 图文两栏 */
.page-faq .faq-group__body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 30px);
  align-items: start;
}

/* 折叠问答 */
.page-faq .qa-list {
  border-top: 1px solid var(--rule);
}

.page-faq .qa {
  border-bottom: 1px solid var(--rule);
}

.page-faq .qa summary {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 12px;
  align-items: center;
  padding: 16px 2px;
  cursor: pointer;
  list-style: none;
  font-size: clamp(15px, 1.7vw, 17px);
  font-weight: 700;
  line-height: 1.55;
  color: var(--ink);
  transition: color 0.2s var(--ease);
}

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

.page-faq .qa summary:hover {
  color: var(--orange);
}

.page-faq .qa summary:focus-visible {
  outline: none;
  box-shadow: 0 0 0 2px var(--amber);
}

.page-faq .qa__num {
  font-size: 13px;
  color: var(--slate);
  transition: color 0.2s var(--ease);
}

.page-faq .qa[open] .qa__num {
  color: var(--orange);
}

.page-faq .qa__q {
  min-width: 0;
}

.page-faq .qa__sign {
  position: relative;
  width: 15px;
  height: 15px;
  flex: none;
}

.page-faq .qa__sign::before,
.page-faq .qa__sign::after {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 15px;
  height: 2px;
  background: var(--ink);
  transform: translateY(-50%);
  transition: transform 0.24s var(--ease), background 0.2s var(--ease);
}

.page-faq .qa__sign::after {
  transform: translateY(-50%) rotate(90deg);
}

.page-faq .qa[open] .qa__sign::before,
.page-faq .qa[open] .qa__sign::after {
  background: var(--orange);
}

.page-faq .qa[open] .qa__sign::after {
  transform: translateY(-50%) rotate(0deg);
}

.page-faq .qa__body {
  padding: 0 2px 18px;
  animation: faq-reveal 0.24s var(--ease);
}

.page-faq .qa__body p {
  margin: 0;
  padding-left: 14px;
  border-left: 2px solid var(--peach);
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--ink);
}

.page-faq .qa__body a {
  color: var(--clay);
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .qa__body a:hover,
.page-faq .qa__body a:focus-visible {
  color: var(--orange);
}

@keyframes faq-reveal {
  from {
    opacity: 0;
    transform: translateY(-4px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

/* 配图 */
.page-faq .faq-figure {
  margin: 0;
  padding: 10px 10px 12px;
  background: var(--card);
  border: 1px solid var(--rule);
  box-shadow: 6px 6px 0 var(--peach);
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 18px), calc(100% - 18px) 100%, 0 100%);
}

.page-faq .faq-figure figcaption {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--slate);
}

/* 排查清单 */
.page-faq .faq-checklist {
  margin-bottom: 18px;
  padding: 16px 18px 18px;
  background: var(--mint);
  border-left: 4px solid var(--green);
}

.page-faq .faq-checklist__title {
  margin: 0 0 10px;
  font-size: 13px;
  letter-spacing: 0.16em;
  color: var(--green);
  font-weight: 700;
}

.page-faq .faq-checklist__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.page-faq .check {
  display: block;
}

.page-faq .check input {
  position: absolute;
  opacity: 0;
  width: 1px;
  height: 1px;
}

.page-faq .check__text {
  position: relative;
  display: block;
  padding-left: 30px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink);
  cursor: pointer;
  transition: color 0.2s var(--ease);
}

.page-faq .check__text::before {
  content: "";
  position: absolute;
  left: 0;
  top: 4px;
  width: 18px;
  height: 18px;
  border: 2px solid var(--green);
  background: var(--card);
  transition: background 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-faq .check__text::after {
  content: "";
  position: absolute;
  left: 5px;
  top: 9px;
  width: 9px;
  height: 4px;
  border-left: 2px solid var(--card);
  border-bottom: 2px solid var(--card);
  transform: rotate(-45deg) scale(0);
  transition: transform 0.2s var(--ease);
}

.page-faq .check input:checked + .check__text {
  color: var(--slate);
  text-decoration: line-through;
}

.page-faq .check input:checked + .check__text::before {
  background: var(--green);
}

.page-faq .check input:checked + .check__text::after {
  transform: rotate(-45deg) scale(1);
}

.page-faq .check input:focus-visible + .check__text::before {
  box-shadow: 0 0 0 2px var(--amber);
}

/* 页尾收口 */
.page-faq .faq-outro {
  margin-top: clamp(36px, 5.4vw, 68px);
  padding: clamp(26px, 4vw, 44px);
  background: var(--night);
  border-top: 4px solid var(--orange);
  color: var(--paper);
}

.page-faq .faq-outro__eyebrow {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--amber);
}

.page-faq .faq-outro__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(24px, 3.4vw, 36px);
  line-height: 1.24;
  color: var(--paper);
}

.page-faq .faq-outro__text {
  max-width: 52ch;
  margin: 14px 0 0;
  font-size: 16px;
  line-height: 1.85;
  color: rgba(246, 239, 228, 0.86);
}

.page-faq .faq-outro__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.page-faq .faq-outro__link {
  display: inline-flex;
  align-items: center;
  padding: 12px 22px;
  border: 1px solid rgba(246, 239, 228, 0.42);
  color: var(--paper);
  font-size: 15px;
  font-weight: 700;
  text-decoration: none;
  transition: background 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-faq .faq-outro__link:hover,
.page-faq .faq-outro__link:focus-visible {
  background: rgba(246, 239, 228, 0.12);
  border-color: var(--amber);
  outline: none;
}

/* 平板及桌面 */
@media (min-width: 900px) {
  .page-faq .faq-layout {
    grid-template-columns: var(--faq-side) minmax(0, 1fr);
    gap: clamp(32px, 4vw, 56px);
  }

  .page-faq .faq-side__inner {
    position: sticky;
    top: 24px;
  }

  .page-faq .faq-tabs {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 6px;
  }

  .page-faq .faq-tab {
    width: 100%;
  }
}

@media (min-width: 1100px) {
  .page-faq .faq-group__body--media {
    grid-template-columns: minmax(0, 1fr) 262px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .qa__body {
    animation: none;
  }

  .page-faq .faq-tab,
  .page-faq .qa summary,
  .page-faq .qa__sign::before,
  .page-faq .qa__sign::after,
  .page-faq .check__text,
  .page-faq .check__text::before,
  .page-faq .check__text::after {
    transition: none;
  }
}
<<<END>>>