.page-faq {
  --faq-gutter: 20px;
  --faq-rule: rgba(43, 38, 34, 0.16);
  --faq-body-soft: #4a423b;
  background: var(--sand);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.75;
}

.page-faq .faq-container {
  width: 100%;
  max-width: 1360px;
  margin: 0 auto;
  padding: 0 var(--faq-gutter);
}

.page-faq .mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.04em;
}

/* 面包屑 */
.page-faq .faq-crumbs {
  padding: 18px var(--faq-gutter) 0;
  max-width: 1360px;
  margin: 0 auto;
}

.page-faq .breadcrumbs__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 13px;
  letter-spacing: 0.08em;
}

.page-faq .breadcrumbs__item {
  display: flex;
  align-items: center;
}

.page-faq .breadcrumbs__item + .breadcrumbs__item::before {
  content: "／";
  margin: 0 6px;
  color: var(--stone);
}

.page-faq .breadcrumbs__link {
  color: var(--clay);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-faq .breadcrumbs__link:hover {
  color: var(--clay-deep);
  border-bottom-color: var(--terracotta);
}

.page-faq .breadcrumbs__current {
  color: #6b6157;
}

/* 首屏 */
.page-faq .faq-hero {
  position: relative;
  margin-top: 16px;
  padding: 36px 0 72px;
  overflow: hidden;
  color: var(--paper);
  background:
    radial-gradient(120% 90% at 84% 4%, rgba(55, 224, 200, 0.16), transparent 58%),
    radial-gradient(90% 70% at 0% 100%, rgba(196, 98, 45, 0.28), transparent 60%),
    var(--forest);
  clip-path: polygon(0 0, 100% 0, 100% 100%, 0 calc(100% - 34px));
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.22;
  background-image: radial-gradient(rgba(246, 241, 231, 0.5) 1px, transparent 1px);
  background-size: 7px 7px;
}

.page-faq .faq-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 28px;
}

.page-faq .faq-hero__tag {
  display: inline-block;
  padding: 4px 14px;
  font-size: 12px;
  line-height: 1.6;
  letter-spacing: 0.22em;
  color: var(--field-cyan);
  border: 1px solid var(--field-cyan);
  border-radius: var(--radius-pill);
}

.page-faq .faq-hero h1 {
  margin: 14px 0 0;
  max-width: 17ch;
  font-family: var(--font-display);
  font-weight: 900;
  font-stretch: condensed;
  font-size: clamp(34px, 7vw, 62px);
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-faq .faq-hero__lead {
  margin: 18px 0 0;
  max-width: 50ch;
  font-size: 17px;
  color: rgba(246, 241, 231, 0.85);
}

.page-faq .faq-hero__media {
  margin: 0;
  border-radius: 4px;
  overflow: hidden;
  background: var(--forest-mid);
}

.page-faq .faq-hero__media .media-frame__image {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-faq .faq-hero__media .media-frame__caption {
  display: block;
  padding: 8px 12px;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: rgba(246, 241, 231, 0.7);
  background: var(--forest-mid);
}

.page-faq .faq-hero__note {
  display: none;
  position: absolute;
  top: 96px;
  right: 12px;
  z-index: 1;
  margin: 0;
  writing-mode: vertical-rl;
  font-size: 12px;
  letter-spacing: 0.3em;
  color: var(--moss);
}

/* 三个最常问 */
.page-faq .faq-starters {
  padding: 44px 0 48px;
  background: var(--paper);
}

.page-faq .faq-starters__head {
  margin-bottom: 22px;
}

.page-faq .faq-starters h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(24px, 4vw, 32px);
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--clay-deep);
}

.page-faq .faq-starters__sub {
  margin: 8px 0 0;
  font-size: 15px;
  color: var(--faq-body-soft);
}

.page-faq .faq-starters__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 3px solid var(--ink);
}

.page-faq .starter {
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr);
  gap: 12px;
  padding: 18px 0;
  border-bottom: 1px solid var(--stone);
}

.page-faq .starter__num {
  padding-top: 5px;
  font-size: 12px;
  color: var(--terracotta);
}

.page-faq .starter__q {
  margin: 0;
  font-size: 18px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--ink);
}

.page-faq .starter__a {
  margin: 6px 0 0;
  font-size: 16px;
  color: var(--faq-body-soft);
}

.page-faq .starter__a a,
.page-faq .faq-help__more a {
  color: var(--clay);
  text-decoration: none;
  border-bottom: 1px solid var(--terracotta);
  transition: color 0.18s var(--ease);
}

.page-faq .starter__a a:hover,
.page-faq .faq-help__more a:hover {
  color: var(--clay-deep);
}

/* 双栏问答 */
.page-faq .faq-shell {
  display: grid;
  gap: 28px;
  padding: 40px 0 56px;
}

.page-faq .faq-toc {
  align-self: start;
}

.page-faq .faq-toc__title {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: 0.3em;
  color: var(--clay);
}

.page-faq .faq-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
  border-left: 2px solid rgba(43, 38, 34, 0.14);
}

.page-faq .faq-toc__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-left: -2px;
  padding: 9px 12px;
  font-size: 15px;
  color: var(--ink);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease), background-color 0.18s var(--ease);
}

.page-faq .faq-toc__link:hover,
.page-faq .faq-toc__link:focus-visible {
  color: var(--clay-deep);
  border-left-color: var(--field-cyan);
  background: rgba(246, 241, 231, 0.85);
}

.page-faq .faq-toc__link:focus-visible {
  outline: 2px solid var(--field-cyan);
  outline-offset: 3px;
}

.page-faq .faq-toc__num {
  font-size: 12px;
  color: var(--stone);
}

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

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

.page-faq .faq-group + .faq-group::before {
  content: "";
  display: block;
  height: 3px;
  margin: 36px 0 30px;
  background: linear-gradient(90deg, var(--stone), rgba(185, 170, 149, 0));
  transform: skewY(-1deg);
  transform-origin: left center;
}

.page-faq .faq-group__head {
  padding-bottom: 14px;
  border-bottom: 3px solid var(--ink);
}

.page-faq .faq-group__num {
  display: block;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--terracotta);
}

.page-faq .faq-group__head h2 {
  margin: 6px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(22px, 3.4vw, 30px);
  line-height: 1.22;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-faq .faq-group__lead {
  margin: 8px 0 0;
  font-size: 15px;
  color: #5a5148;
}

.page-faq .qa-list {
  display: grid;
}

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

.page-faq .qa summary {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px 0;
  list-style: none;
  cursor: pointer;
  transition: color 0.18s var(--ease);
}

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

.page-faq .qa summary::after {
  content: "+";
  flex: none;
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1.5;
  color: var(--clay);
}

.page-faq .qa[open] summary::after {
  content: "−";
  color: var(--clay-deep);
}

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

.page-faq .qa summary:focus-visible {
  outline: 2px solid var(--field-cyan);
  outline-offset: 3px;
}

.page-faq .qa__q {
  font-size: 17px;
  font-weight: 600;
  line-height: 1.6;
}

.page-faq .qa[open] .qa__q {
  color: var(--clay-deep);
}

.page-faq .qa__body {
  padding: 2px 0 22px;
  max-width: 62ch;
  font-size: 16px;
  color: var(--faq-body-soft);
}

.page-faq .qa__body p {
  margin: 0;
}

.page-faq .qa__body p + p {
  margin-top: 10px;
}

.page-faq .qa__body a {
  color: var(--clay);
  text-decoration: none;
  border-bottom: 1px solid var(--terracotta);
}

.page-faq .qa__body a:hover {
  color: var(--clay-deep);
}

.page-faq .qa__steps {
  list-style: none;
  counter-reset: qa-step;
  margin: 10px 0 0;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-faq .qa__steps li {
  position: relative;
  counter-increment: qa-step;
  padding-left: 32px;
}

.page-faq .qa__steps li::before {
  content: counter(qa-step);
  position: absolute;
  left: 0;
  top: 2px;
  width: 21px;
  height: 21px;
  display: grid;
  place-items: center;
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 1;
  color: var(--clay-deep);
  background: var(--sand);
  border-radius: var(--radius-pill);
}

.page-faq .faq-group__media {
  margin: 24px 0 0;
  max-width: 320px;
  overflow: hidden;
  border-radius: 4px;
  background: var(--paper);
}

.page-faq .faq-group__media .media-frame__image {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-faq .faq-group__media .media-frame__caption {
  display: block;
  padding: 8px 10px;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: #6b6157;
}

/* 人工协助 */
.page-faq .faq-help {
  padding: 46px 0 52px;
  color: var(--paper);
  background:
    radial-gradient(100% 120% at 100% 0%, rgba(55, 224, 200, 0.14), transparent 62%),
    var(--forest);
  border-top: 2px solid var(--field-cyan);
}

.page-faq .faq-help__inner {
  display: grid;
  gap: 28px;
}

.page-faq .faq-help__eyebrow {
  display: block;
  font-size: 12px;
  letter-spacing: 0.24em;
  color: var(--field-cyan);
}

.page-faq .faq-help h2 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(24px, 4vw, 34px);
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-faq .faq-help p {
  margin: 14px 0 0;
  max-width: 56ch;
  font-size: 16px;
  color: rgba(246, 241, 231, 0.86);
}

.page-faq .faq-help__more a {
  color: var(--field-cyan);
  border-bottom-color: rgba(55, 224, 200, 0.5);
}

.page-faq .faq-help__contacts {
  padding: 22px 20px;
  background: var(--forest-mid);
  border-radius: 12px;
}

.page-faq .faq-help__label {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.24em;
  color: var(--moss);
}

.page-faq .faq-help__email {
  margin: 4px 0 18px;
  font-family: var(--font-mono);
  font-size: 16px;
  line-height: 1.5;
  letter-spacing: 0.02em;
  color: var(--field-cyan);
  word-break: break-all;
}

.page-faq .faq-help__phone {
  margin: 4px 0 0;
  font-family: var(--font-mono);
  font-size: 20px;
  letter-spacing: 0.06em;
  color: var(--paper);
}

.page-faq .faq-help__button {
  display: inline-block;
  margin-top: 20px;
  padding: 10px 22px;
  font-size: 14px;
  letter-spacing: 0.08em;
  text-decoration: none;
  color: var(--forest);
  background: var(--field-cyan);
  border-radius: var(--radius-pill);
  transition: background-color 0.18s var(--ease), color 0.18s var(--ease);
}

.page-faq .faq-help__button:hover,
.page-faq .faq-help__button:focus-visible {
  color: var(--paper);
  background: var(--terracotta);
}

.page-faq .faq-help__button:focus-visible {
  outline: 2px solid var(--field-cyan);
  outline-offset: 3px;
}

/* 平板断点 */
@media (min-width: 700px) {
  .page-faq {
    --faq-gutter: 28px;
  }

  .page-faq .faq-hero {
    padding: 44px 0 84px;
  }

  .page-faq .faq-starters__list {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    border-top: 3px solid var(--ink);
  }

  .page-faq .starter {
    grid-template-columns: 24px minmax(0, 1fr);
    padding: 20px 18px 20px 0;
    border-bottom: 1px solid var(--stone);
  }

  .page-faq .starter + .starter {
    padding-left: 18px;
    border-left: 1px solid var(--faq-rule);
  }

  .page-faq .faq-group--media .faq-group__body {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 220px;
    gap: 30px;
    align-items: start;
  }

  .page-faq .faq-group__media {
    margin: 12px 0 0;
    max-width: none;
  }
}

/* 桌面断点 */
@media (min-width: 980px) {
  .page-faq {
    --faq-gutter: 40px;
  }

  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: center;
    gap: 52px;
  }

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

  .page-faq .faq-hero {
    padding: 52px 0 96px;
  }

  .page-faq .faq-shell {
    grid-template-columns: 250px minmax(0, 1fr);
    gap: 56px;
    padding: 56px 0 76px;
  }

  .page-faq .faq-toc {
    position: sticky;
    top: 28px;
  }

  .page-faq .faq-group__media {
    margin-top: 16px;
  }

  .page-faq .faq-help__inner {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 0.85fr);
    gap: 48px;
    align-items: start;
  }

  .page-faq .faq-help {
    padding: 58px 0 64px;
  }
}

/* 减弱动效偏好 */
@media (prefers-reduced-motion: reduce) {
  .page-faq .breadcrumbs__link,
  .page-faq .faq-toc__link,
  .page-faq .qa summary,
  .page-faq .faq-help__button,
  .page-faq .starter__a a,
  .page-faq .faq-help__more a {
    transition: none;
  }
}
<<<END>>>