.page-faq {
  background: var(--c-mist);
  color: var(--c-deep);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.page-faq .faq-topbar {
  background: var(--c-sand);
  border-bottom: 1px solid var(--c-line);
  padding: 10px 0;
}

.page-faq .faq-topbar .breadcrumb {
  font-size: 0.8rem;
  letter-spacing: 0.02em;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(32px, 5vw, 68px) 0 clamp(40px, 6vw, 84px);
  color: var(--c-mist);
  background:
    radial-gradient(900px 420px at 82% -12%, rgba(47, 127, 120, 0.55), transparent 68%),
    linear-gradient(158deg, var(--c-deep) 0%, var(--c-deep-mid) 62%, var(--c-deep) 100%);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    repeating-linear-gradient(90deg, rgba(247, 250, 248, 0.09) 0 1px, transparent 1px 78px),
    repeating-linear-gradient(0deg, rgba(247, 250, 248, 0.07) 0 1px, transparent 1px 78px);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.85), transparent 88%);
}

.page-faq .faq-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(26px, 4vw, 44px);
  align-items: center;
}

.page-faq .faq-eyebrow {
  margin: 0 0 14px;
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-amber);
}

.page-faq .faq-hero h1 {
  margin: 0 0 18px;
  font-family: var(--font-head);
  font-size: clamp(2rem, 5.2vw, 3.5rem);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -0.02em;
}

.page-faq .faq-hero__lede {
  margin: 0 0 26px;
  max-width: 36em;
  font-size: clamp(0.98rem, 1.4vw, 1.08rem);
  line-height: 1.78;
  color: rgba(247, 250, 248, 0.86);
}

.page-faq .faq-quick {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-faq .faq-quick a {
  display: inline-flex;
  align-items: center;
  padding: 8px 15px;
  border: 1px solid rgba(247, 250, 248, 0.32);
  border-radius: 999px;
  color: var(--c-mist);
  font-size: 0.86rem;
  text-decoration: none;
  transition: border-color 0.25s var(--ease), color 0.25s var(--ease), background 0.25s var(--ease);
}

.page-faq .faq-quick a:hover,
.page-faq .faq-quick a:focus-visible {
  border-color: var(--c-amber);
  color: var(--c-amber);
  background: rgba(232, 162, 58, 0.1);
}

.page-faq .faq-device {
  margin: 0;
  padding: 14px;
  border: 1px solid var(--c-line-dark);
  border-radius: 20px;
  background: rgba(247, 250, 248, 0.09);
  backdrop-filter: blur(7px);
  box-shadow: var(--shadow-panel);
}

.page-faq .faq-device__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: rgba(247, 250, 248, 0.78);
}

.page-faq .faq-device img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: 12px;
  object-fit: cover;
}

.page-faq .faq-device__cap {
  margin: 12px 2px 2px;
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  color: rgba(247, 250, 248, 0.7);
}

/* ---------- 分类与问答 ---------- */
.page-faq .faq-cats {
  padding: clamp(40px, 6vw, 84px) 0;
}

.page-faq .faq-cats__head {
  display: grid;
  gap: 22px;
  align-items: end;
  margin-bottom: clamp(24px, 3vw, 40px);
}

.page-faq .faq-cats__head h2,
.page-faq .faq-dual__head h2,
.page-faq .faq-sec-head h2,
.page-faq .faq-contact h2 {
  margin: 6px 0 0;
  font-family: var(--font-head);
  font-size: clamp(1.5rem, 3.2vw, 2.3rem);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.01em;
}

.page-faq .faq-cats__intro {
  margin: 12px 0 0;
  max-width: 34em;
  font-size: 0.98rem;
  line-height: 1.78;
  color: var(--c-deep-mid);
}

.page-faq .faq-mapfig {
  margin: 0;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--c-line);
  background: var(--c-sand);
}

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

.page-faq .faq-cats__grid {
  display: grid;
  gap: clamp(22px, 3vw, 40px);
  align-items: start;
}

.page-faq .faq-index {
  border-top: 3px solid var(--c-celadon);
  padding-top: 14px;
}

.page-faq .faq-index__title {
  margin: 0 0 12px;
  font-size: 0.74rem;
  letter-spacing: 0.12em;
  color: var(--c-celadon-deep);
}

.page-faq .faq-index__list {
  list-style: none;
  margin: 0 0 14px;
  padding: 0;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 4px;
  scrollbar-width: thin;
}

.page-faq .faq-index__list li {
  flex: 0 0 auto;
}

.page-faq .faq-index__list a {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 9px 12px;
  border: 1px solid var(--c-line);
  border-radius: 10px;
  background: var(--c-mist);
  color: var(--c-deep);
  font-size: 0.88rem;
  text-decoration: none;
  white-space: nowrap;
  transition: border-color 0.22s var(--ease), color 0.22s var(--ease);
}

.page-faq .faq-index__list a:hover,
.page-faq .faq-index__list a:focus-visible {
  border-color: var(--c-celadon);
  color: var(--c-celadon-deep);
}

.page-faq .faq-index__list .mono {
  font-size: 0.7rem;
  color: var(--c-celadon-deep);
}

.page-faq .faq-index__list em {
  font-style: normal;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--c-deep-mid);
  opacity: 0.7;
}

.page-faq .faq-index__hint {
  margin: 0;
  font-size: 0.8rem;
  line-height: 1.7;
  color: var(--c-deep-mid);
}

.page-faq .faq-answers {
  display: grid;
  gap: clamp(26px, 3.4vw, 42px);
  min-width: 0;
}

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

.page-faq .faq-group__head {
  margin-bottom: 14px;
  padding-left: 14px;
  border-left: 3px solid var(--c-celadon);
}

.page-faq .faq-group__head h2 {
  margin: 4px 0 6px;
  font-family: var(--font-head);
  font-size: clamp(1.2rem, 2.2vw, 1.5rem);
  font-weight: 800;
  letter-spacing: -0.01em;
}

.page-faq .faq-group__head p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.72;
  color: var(--c-deep-mid);
}

.page-faq .qa {
  border: 1px solid var(--c-line);
  border-radius: 14px;
  background: #fff;
  margin-bottom: 10px;
  overflow: hidden;
  transition: border-color 0.25s var(--ease), box-shadow 0.25s var(--ease);
}

.page-faq .qa:hover {
  border-color: rgba(47, 127, 120, 0.5);
}

.page-faq .qa[open] {
  border-color: var(--c-celadon);
  box-shadow: 0 16px 32px -28px rgba(11, 42, 74, 0.75);
}

.page-faq .qa summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 15px 16px;
  cursor: pointer;
  list-style: none;
  font-weight: 500;
  font-size: 0.96rem;
  line-height: 1.55;
  color: var(--c-deep);
}

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

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

.page-faq .qa__mark {
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  width: 26px;
  height: 26px;
  border: 1px solid var(--c-line);
  border-radius: 50%;
  font-family: var(--font-mono);
  font-size: 1rem;
  line-height: 1;
  color: var(--c-celadon-deep);
  transition: background 0.22s var(--ease), color 0.22s var(--ease);
}

.page-faq .qa__mark::before {
  content: "+";
}

.page-faq .qa[open] .qa__mark {
  background: var(--c-celadon);
  border-color: var(--c-celadon);
  color: var(--c-mist);
}

.page-faq .qa[open] .qa__mark::before {
  content: "−";
}

.page-faq .qa__body {
  padding: 4px 16px 16px;
  border-top: 1px dashed var(--c-line);
  background: linear-gradient(180deg, rgba(244, 239, 230, 0.5), transparent 70%);
}

.page-faq .qa__body p {
  margin: 12px 0 0;
  font-size: 0.92rem;
  line-height: 1.8;
  color: var(--c-deep-mid);
}

.page-faq .qa__body a {
  color: var(--c-celadon-deep);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .qa__path {
  display: inline-block;
  padding: 5px 10px;
  border-radius: 6px;
  background: var(--c-deep);
  color: var(--c-mist);
  font-size: 0.72rem;
  letter-spacing: 0.03em;
}

/* ---------- 双端对照 ---------- */
.page-faq .faq-dual {
  padding: clamp(40px, 6vw, 86px) 0;
  color: var(--c-mist);
  background: linear-gradient(180deg, var(--c-deep) 0%, var(--c-ink) 100%);
}

.page-faq .faq-dual__head {
  max-width: 40em;
  margin-bottom: clamp(24px, 3vw, 38px);
}

.page-faq .faq-dual__head h2 {
  color: var(--c-mist);
}

.page-faq .faq-dual__head p {
  margin: 12px 0 0;
  font-size: 0.96rem;
  line-height: 1.8;
  color: rgba(247, 250, 248, 0.78);
}

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

.page-faq .faq-panel {
  padding: 20px;
  border-radius: 18px;
  border: 1px solid var(--c-line-dark);
  background: var(--c-glass);
  color: var(--c-deep);
  backdrop-filter: blur(8px);
}

.page-faq .faq-panel--desktop {
  background: rgba(247, 250, 248, 0.06);
  color: var(--c-mist);
  backdrop-filter: none;
}

.page-faq .faq-panel h3 {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
  margin: 0 0 16px;
  font-family: var(--font-head);
  font-size: 1.05rem;
  font-weight: 800;
}

.page-faq .faq-panel h3 .mono {
  font-size: 0.68rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  color: var(--c-celadon-deep);
}

.page-faq .faq-panel--desktop h3 .mono {
  color: var(--c-amber);
}

.page-faq .faq-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
  counter-reset: none;
}

.page-faq .faq-steps li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 11px;
  border-radius: 9px;
  border: 1px dashed rgba(11, 42, 74, 0.22);
  font-size: 0.88rem;
  line-height: 1.5;
}

.page-faq .faq-panel--desktop .faq-steps li {
  border-color: rgba(247, 250, 248, 0.22);
}

.page-faq .faq-steps li .mono {
  flex: 0 0 auto;
  font-size: 0.7rem;
  padding: 2px 6px;
  border-radius: 4px;
  background: rgba(11, 42, 74, 0.08);
  color: var(--c-celadon-deep);
}

.page-faq .faq-panel--desktop .faq-steps li .mono {
  background: rgba(247, 250, 248, 0.12);
  color: var(--c-mist);
}

.page-faq .faq-steps li.is-active {
  border-style: solid;
  border-color: var(--c-amber);
  background: rgba(232, 162, 58, 0.16);
  font-weight: 500;
}

.page-faq .faq-steps li.is-active .mono {
  background: var(--c-amber);
  color: var(--c-ink);
}

.page-faq .faq-panel__note {
  margin: 16px 0 0;
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  color: var(--c-deep-mid);
}

.page-faq .faq-panel--desktop .faq-panel__note {
  color: rgba(247, 250, 248, 0.62);
}

.page-faq .faq-dual__foot {
  margin: 24px 0 0;
  font-size: 0.9rem;
  line-height: 1.8;
  color: rgba(247, 250, 248, 0.78);
}

.page-faq .faq-dual__foot a {
  color: var(--c-amber);
  text-underline-offset: 3px;
}

/* ---------- 版本状态 ---------- */
.page-faq .faq-versions {
  padding: clamp(40px, 6vw, 84px) 0;
  background: var(--c-sand);
}

.page-faq .faq-sec-head {
  max-width: 42em;
  margin-bottom: clamp(22px, 3vw, 34px);
}

.page-faq .faq-sec-head__text {
  margin: 12px 0 0;
  font-size: 0.96rem;
  line-height: 1.78;
  color: var(--c-deep-mid);
}

.page-faq .faq-version {
  display: grid;
  gap: 10px;
  margin-bottom: 22px;
}

.page-faq .faq-version__seg {
  padding: 16px;
  border: 1px solid var(--c-line);
  border-radius: 14px;
  background: var(--c-mist);
  border-top: 3px solid var(--c-celadon);
}

.page-faq .faq-version__seg .mono {
  display: block;
  font-size: 1.9rem;
  font-weight: 700;
  line-height: 1;
  color: var(--c-deep);
}

.page-faq .faq-version__seg p {
  margin: 8px 0 2px;
  font-weight: 600;
  font-size: 0.92rem;
}

.page-faq .faq-version__seg small {
  font-size: 0.78rem;
  line-height: 1.6;
  color: var(--c-deep-mid);
}

.page-faq .faq-states {
  list-style: none;
  margin: 0 0 26px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .faq-state {
  padding: 14px 16px;
  border-radius: 12px;
  background: var(--c-mist);
  border: 1px solid var(--c-line);
  border-left: 4px solid var(--c-celadon);
}

.page-faq .faq-state--pending {
  border-left-color: var(--c-amber);
}

.page-faq .faq-state--export {
  border-left-color: var(--c-indigo);
}

.page-faq .faq-state .tag {
  font-size: 0.72rem;
}

.page-faq .faq-state p {
  margin: 8px 0 0;
  font-size: 0.86rem;
  line-height: 1.7;
  color: var(--c-deep-mid);
}

.page-faq .faq-trouble {
  padding: 20px;
  border-radius: 16px;
  background: var(--c-deep);
  color: var(--c-mist);
}

.page-faq .faq-trouble h3 {
  margin: 0 0 12px;
  font-family: var(--font-head);
  font-size: 1.02rem;
  font-weight: 800;
}

.page-faq .faq-trouble ol {
  margin: 0;
  padding-left: 20px;
  display: grid;
  gap: 8px;
}

.page-faq .faq-trouble li {
  font-size: 0.88rem;
  line-height: 1.7;
  color: rgba(247, 250, 248, 0.82);
}

.page-faq .faq-trouble li::marker {
  color: var(--c-amber);
  font-family: var(--font-mono);
}

/* ---------- 订阅与导出 ---------- */
.page-faq .faq-sub {
  padding: clamp(40px, 6vw, 84px) 0;
}

.page-faq .faq-sub__grid {
  display: grid;
  gap: 14px;
}

.page-faq .faq-sub__card {
  padding: 20px;
  border: 1px solid var(--c-line);
  border-radius: 16px;
  background: #fff;
  border-top: 4px solid var(--c-celadon);
}

.page-faq .faq-sub__card--alt {
  border-top-color: var(--c-indigo);
}

.page-faq .faq-sub__card h3 {
  margin: 0 0 14px;
  font-family: var(--font-head);
  font-size: 1.1rem;
  font-weight: 800;
}

.page-faq .faq-sub__card dl {
  margin: 0;
  display: grid;
  gap: 10px;
}

.page-faq .faq-sub__card dl > div {
  display: grid;
  gap: 2px;
  padding-bottom: 10px;
  border-bottom: 1px dashed var(--c-line);
}

.page-faq .faq-sub__card dl > div:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-faq .faq-sub__card dt {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--c-celadon-deep);
}

.page-faq .faq-sub__card--alt dt {
  color: var(--c-indigo);
}

.page-faq .faq-sub__card dd {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.72;
  color: var(--c-deep-mid);
}

.page-faq .faq-sub__links {
  margin: 20px 0 0;
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--c-deep-mid);
}

.page-faq .faq-sub__links a {
  color: var(--c-celadon-deep);
  text-underline-offset: 3px;
}

/* ---------- 联系准备 ---------- */
.page-faq .faq-contact {
  padding: clamp(40px, 6vw, 84px) 0 clamp(48px, 7vw, 96px);
  background:
    linear-gradient(180deg, var(--c-mist) 0%, rgba(244, 239, 230, 0.85) 100%);
}

.page-faq .faq-contact__grid {
  display: grid;
  gap: clamp(22px, 3vw, 36px);
  align-items: start;
}

.page-faq .faq-contact__intro {
  margin: 12px 0 20px;
  max-width: 34em;
  font-size: 0.96rem;
  line-height: 1.78;
  color: var(--c-deep-mid);
}

.page-faq .faq-checklist {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-faq .faq-checklist label {
  display: flex;
  align-items: flex-start;
  gap: 11px;
  padding: 12px 14px;
  border: 1px solid var(--c-line);
  border-radius: 11px;
  background: var(--c-mist);
  font-size: 0.9rem;
  line-height: 1.6;
  cursor: pointer;
  transition: border-color 0.22s var(--ease), background 0.22s var(--ease);
}

.page-faq .faq-checklist label:hover {
  border-color: var(--c-celadon);
}

.page-faq .faq-checklist input {
  flex: 0 0 auto;
  width: 18px;
  height: 18px;
  margin: 2px 0 0;
  accent-color: var(--c-celadon);
}

.page-faq .faq-checklist input:checked + span {
  color: var(--c-deep-mid);
  text-decoration: line-through;
  text-decoration-color: rgba(47, 127, 120, 0.6);
}

.page-faq .faq-contact__card {
  padding: 22px;
  border-radius: 18px;
  background: var(--c-deep);
  color: var(--c-mist);
  box-shadow: var(--shadow-panel);
}

.page-faq .faq-contact__card h3 {
  margin: 0 0 10px;
  font-family: var(--font-head);
  font-size: 1.1rem;
  font-weight: 800;
}

.page-faq .faq-contact__hours {
  margin: 0 0 8px;
  font-size: 0.76rem;
  letter-spacing: 0.06em;
  color: var(--c-amber);
}

.page-faq .faq-contact__resp {
  margin: 0 0 16px;
  font-size: 0.86rem;
  line-height: 1.72;
  color: rgba(247, 250, 248, 0.78);
}

.page-faq .faq-contact__card dl {
  margin: 0;
  display: grid;
  gap: 10px;
}

.page-faq .faq-contact__card dl > div {
  padding-top: 10px;
  border-top: 1px solid var(--c-line-dark);
}

.page-faq .faq-contact__card dt {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: rgba(247, 250, 248, 0.6);
}

.page-faq .faq-contact__card dd {
  margin: 4px 0 0;
  font-size: 0.92rem;
  line-height: 1.6;
  color: var(--c-mist);
  word-break: break-word;
}

.page-faq .faq-contact__more {
  margin: 16px 0 0;
  font-size: 0.84rem;
  line-height: 1.7;
  color: rgba(247, 250, 248, 0.78);
}

.page-faq .faq-contact__more a {
  color: var(--c-amber);
  text-underline-offset: 3px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-faq .faq-version {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

  .page-faq .faq-sub__grid,
  .page-faq .faq-dual__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    gap: clamp(32px, 4vw, 56px);
  }

  .page-faq .faq-cats__head {
    grid-template-columns: minmax(0, 1fr) 340px;
    gap: 32px;
  }

  .page-faq .faq-cats__grid {
    grid-template-columns: 248px minmax(0, 1fr);
    gap: clamp(28px, 3.4vw, 48px);
  }

  .page-faq .faq-index {
    position: sticky;
    top: 20px;
  }

  .page-faq .faq-index__list {
    display: grid;
    gap: 4px;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-faq .faq-index__list a {
    border-color: transparent;
    border-left: 3px solid transparent;
    border-radius: 0 8px 8px 0;
    background: transparent;
    padding: 8px 10px;
  }

  .page-faq .faq-index__list a:hover,
  .page-faq .faq-index__list a:focus-visible {
    border-left-color: var(--c-celadon);
    background: rgba(47, 127, 120, 0.07);
  }

  .page-faq .faq-contact__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  }

  .page-faq .qa summary {
    padding: 17px 20px;
    font-size: 1rem;
  }

  .page-faq .qa__body {
    padding: 4px 20px 19px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .qa,
  .page-faq .qa__mark,
  .page-faq .faq-quick a,
  .page-faq .faq-index__list a,
  .page-faq .faq-checklist label {
    transition: none;
  }
}
<<<END>>>