.page-faq {
  --faq-hair: 1px solid var(--ink-2);
  --faq-tilt: clamp(14px, 3vw, 34px);
  background: var(--ink-0);
  color: var(--bone);
}

.page-faq .faq-hero {
  position: relative;
  padding: clamp(28px, 6vw, 72px) 0 clamp(32px, 5vw, 64px);
  overflow: hidden;
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: -20% 40% 40% -10%;
  background: radial-gradient(ellipse at 30% 20%, rgba(56, 242, 208, 0.13), transparent 62%);
  pointer-events: none;
}

.page-faq .faq-hero__grid {
  position: relative;
  display: grid;
  gap: clamp(24px, 4vw, 40px);
  margin-top: clamp(18px, 3vw, 28px);
}

.page-faq .faq-hero__eyebrow {
  margin: 0 0 14px;
  font-family: var(--font-num);
  font-size: var(--step-tiny);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-faq .faq-hero__title {
  margin: 0 0 20px;
  font-family: var(--font-display);
  font-size: clamp(34px, 8vw, 78px);
  font-weight: 800;
  line-height: 1.02;
  letter-spacing: -0.01em;
  color: var(--bone);
}

.page-faq .faq-hero__lead {
  margin: 0 0 26px;
  max-width: 40em;
  font-size: var(--step-body);
  line-height: 1.8;
  color: var(--stone);
}

.page-faq .faq-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 12px;
  margin: 0;
}

.page-faq .faq-meta {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 104px;
  padding: 10px 14px;
  background: var(--ink-1);
  border-left: 2px solid var(--cyan-deep);
}

.page-faq .faq-meta__label {
  font-family: var(--font-num);
  font-size: var(--step-tiny);
  letter-spacing: 0.1em;
  color: var(--stone);
}

.page-faq .faq-meta__value {
  margin: 0;
  font-family: var(--font-num);
  font-size: 17px;
  font-weight: 700;
  color: var(--bone);
}

.page-faq .faq-hero__media {
  margin: 0;
  position: relative;
  border: var(--faq-hair);
}

.page-faq .faq-hero__img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  min-height: 190px;
  object-fit: cover;
  filter: saturate(0.85) brightness(0.82);
}

.page-faq .faq-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(200deg, rgba(10, 12, 13, 0) 40%, rgba(10, 12, 13, 0.72));
  pointer-events: none;
}

.page-faq .faq-band {
  height: 10px;
  background: linear-gradient(90deg, var(--cyan-deep), var(--cyan) 55%, var(--yellow) 82%, var(--red));
  clip-path: polygon(0 0, 100% 0, 100% 34%, 0 100%);
  opacity: 0.72;
}

.page-faq .faq-section {
  padding: clamp(36px, 7vw, 76px) 0;
}

.page-faq .faq-section--panel {
  background: var(--ink-1);
}

.page-faq .faq-section__head {
  display: flex;
  align-items: flex-start;
  gap: clamp(14px, 2vw, 22px);
  margin-bottom: clamp(20px, 3vw, 34px);
}

.page-faq .faq-section__head .chapter-no {
  flex: none;
  font-family: var(--font-num);
  font-size: clamp(26px, 4vw, 44px);
  font-weight: 700;
  line-height: 0.9;
  color: var(--ink-2);
  letter-spacing: -0.02em;
}

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

.page-faq .faq-section__head .section__eyebrow {
  margin: 0 0 8px;
  font-family: var(--font-num);
  font-size: var(--step-tiny);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-faq .faq-section__head .section__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(24px, 4vw, 42px);
  font-weight: 800;
  line-height: 1.12;
  color: var(--bone);
}

.page-faq .faq-section__note {
  margin: 12px 0 0;
  max-width: 42em;
  font-size: var(--step-meta);
  line-height: 1.8;
  color: var(--stone);
}

/* 分类归档卡 */
.page-faq .archive-grid {
  display: grid;
  gap: 12px;
  grid-template-columns: minmax(0, 1fr);
}

.page-faq .archive-card {
  position: relative;
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr);
  grid-template-areas:
    "count name"
    "count desc"
    "count go";
  gap: 4px 16px;
  padding: 18px 18px 18px 0;
  background: var(--ink-1);
  border: 1px solid var(--ink-2);
  border-left: 3px solid var(--clay);
  text-decoration: none;
  color: var(--bone);
  transition: border-color var(--t-fast) var(--ease), background var(--t-fast) var(--ease), transform var(--t-fast) var(--ease);
}

.page-faq .archive-card:hover,
.page-faq .archive-card:focus-visible {
  background: var(--ink-2);
  border-left-color: var(--cyan);
  transform: translateY(-2px);
}

.page-faq .archive-card__count {
  grid-area: count;
  align-self: start;
  display: flex;
  align-items: baseline;
  justify-content: flex-end;
  font-family: var(--font-num);
  font-size: 34px;
  font-weight: 700;
  line-height: 1;
  color: var(--cyan);
}

.page-faq .archive-card__name {
  grid-area: name;
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 0.01em;
}

.page-faq .archive-card__desc {
  grid-area: desc;
  font-size: var(--step-meta);
  line-height: 1.7;
  color: var(--stone);
}

.page-faq .archive-card__go {
  grid-area: go;
  margin-top: 8px;
  font-family: var(--font-num);
  font-size: var(--step-tiny);
  letter-spacing: 0.16em;
  color: var(--cyan);
}

/* 问答手风琴 */
.page-faq .qa-list {
  border-bottom: var(--faq-hair);
}

.page-faq .qa-item {
  border-top: var(--faq-hair);
}

.page-faq .qa-item__summary {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr) 20px;
  align-items: start;
  gap: 10px;
  padding: 16px 0;
  cursor: pointer;
  list-style: none;
}

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

.page-faq .qa-item__no {
  font-family: var(--font-num);
  font-size: var(--step-tiny);
  line-height: 1.6;
  color: var(--stone);
  border-right: 1px solid var(--ink-2);
  padding-right: 8px;
}

.page-faq .qa-item__q {
  font-size: clamp(16px, 1.6vw, 18px);
  font-weight: 600;
  line-height: 1.5;
  color: var(--bone);
}

.page-faq .qa-item__sign {
  position: relative;
  width: 18px;
  height: 18px;
  margin-top: 3px;
  border: 1px solid var(--ink-2);
}

.page-faq .qa-item__sign::before,
.page-faq .qa-item__sign::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  background: var(--stone);
  transform: translate(-50%, -50%);
}

.page-faq .qa-item__sign::before {
  width: 8px;
  height: 1px;
}

.page-faq .qa-item__sign::after {
  width: 1px;
  height: 8px;
  transition: opacity var(--t-fast) var(--ease);
}

.page-faq .qa-item[open] .qa-item__sign {
  border-color: var(--cyan);
}

.page-faq .qa-item[open] .qa-item__sign::before,
.page-faq .qa-item[open] .qa-item__sign::after {
  background: var(--cyan);
}

.page-faq .qa-item[open] .qa-item__sign::after {
  opacity: 0;
}

.page-faq .qa-item[open] .qa-item__no {
  color: var(--cyan);
}

.page-faq .qa-item__body {
  padding: 0 0 22px;
}

.page-faq .qa-item__lead {
  margin: 0 0 12px;
  padding-left: 12px;
  border-left: 2px solid var(--cyan);
  font-size: var(--step-body);
  line-height: 1.75;
  color: var(--bone);
}

.page-faq .qa-steps {
  list-style: none;
  margin: 0;
  padding: 0 0 0 12px;
  border-left: 1px solid var(--ink-2);
  counter-reset: qa-step;
}

.page-faq .qa-steps li {
  position: relative;
  padding: 0 0 10px 18px;
  font-size: var(--step-meta);
  line-height: 1.8;
  color: var(--stone);
}

.page-faq .qa-steps li:last-child {
  padding-bottom: 0;
}

.page-faq .qa-steps li::before {
  counter-increment: qa-step;
  content: counter(qa-step);
  position: absolute;
  left: 0;
  top: 0;
  font-family: var(--font-num);
  font-size: 11px;
  line-height: 1.9;
  color: var(--cyan-deep);
}

.page-faq .qa-steps a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(56, 242, 208, 0.35);
}

.page-faq .qa-steps a:hover {
  border-bottom-color: var(--cyan);
}

.page-faq .qa-list--compact .qa-item__summary {
  grid-template-columns: 30px minmax(0, 1fr) 20px;
}

/* 记录路径 */
.page-faq .record-grid {
  display: grid;
  gap: clamp(20px, 3vw, 36px);
  grid-template-columns: minmax(0, 1fr);
}

.page-faq .step-card {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 12px;
  padding: 16px 0;
  border-top: var(--faq-hair);
}

.page-faq .step-card__no {
  font-family: var(--font-num);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--cyan);
}

.page-faq .step-card__title {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--bone);
}

.page-faq .step-card__text {
  margin: 0;
  font-size: var(--step-meta);
  line-height: 1.8;
  color: var(--stone);
}

.page-faq .record-note {
  margin: 16px 0 0;
  padding: 14px 16px;
  background: var(--ink-1);
  border-left: 2px solid var(--yellow);
  font-size: var(--step-meta);
  line-height: 1.8;
  color: var(--stone);
}

.page-faq .record-figure {
  margin: 0;
  align-self: start;
  border: var(--faq-hair);
  background: var(--ink-1);
}

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

.page-faq .record-figure__cap {
  padding: 12px 14px;
  font-size: var(--step-tiny);
  line-height: 1.7;
  color: var(--stone);
  border-top: var(--faq-hair);
}

/* 下载规格条 */
.page-faq .spec-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin: 0 0 clamp(20px, 3vw, 30px);
  background: var(--ink-2);
  border: 1px solid var(--ink-2);
}

.page-faq .spec-row__item {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 14px;
  padding: 12px 16px;
  background: var(--ink-0);
}

.page-faq .spec-row__label {
  font-family: var(--font-num);
  font-size: var(--step-tiny);
  letter-spacing: 0.1em;
  color: var(--stone);
}

.page-faq .spec-row__value {
  margin: 0;
  font-family: var(--font-num);
  font-size: 13px;
  font-weight: 700;
  color: var(--bone);
  text-align: right;
}

/* 双栏问答 */
.page-faq .two-col {
  display: grid;
  gap: clamp(28px, 4vw, 48px);
  grid-template-columns: minmax(0, 1fr);
}

.page-faq .faq-section__head--stack {
  flex-direction: row;
  margin-bottom: 16px;
}

/* 人工对接 */
.page-faq .resolve-grid {
  display: grid;
  gap: clamp(20px, 3vw, 36px);
  grid-template-columns: minmax(0, 1fr);
}

.page-faq .resolve-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: var(--faq-hair);
}

.page-faq .resolve-list__item {
  display: grid;
  grid-template-columns: 96px minmax(0, 1fr);
  gap: 12px;
  padding: 14px 0;
  border-bottom: var(--faq-hair);
}

.page-faq .resolve-list__k {
  font-family: var(--font-num);
  font-size: var(--step-tiny);
  letter-spacing: 0.08em;
  color: var(--yellow);
}

.page-faq .resolve-list__v {
  font-size: var(--step-meta);
  line-height: 1.7;
  color: var(--stone);
}

.page-faq .resolve-contact {
  padding: clamp(18px, 3vw, 28px);
  background: var(--ink-1);
  border: 1px solid var(--ink-2);
  border-top: 3px solid var(--cyan);
}

.page-faq .resolve-contact__label {
  margin: 0 0 14px;
  font-family: var(--font-num);
  font-size: var(--step-tiny);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-faq .resolve-contact__list {
  list-style: none;
  margin: 0 0 16px;
  padding: 0;
}

.page-faq .resolve-contact__row {
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr);
  gap: 12px;
  padding: 9px 0;
  border-bottom: 1px dashed var(--ink-2);
}

.page-faq .resolve-contact__key {
  font-family: var(--font-num);
  font-size: var(--step-tiny);
  letter-spacing: 0.08em;
  color: var(--stone);
}

.page-faq .resolve-contact__val {
  font-size: 14px;
  line-height: 1.6;
  color: var(--bone);
  word-break: break-word;
}

.page-faq a.resolve-contact__val {
  text-decoration: none;
  color: var(--cyan);
  border-bottom: 1px solid rgba(56, 242, 208, 0.35);
}

.page-faq a.resolve-contact__val:hover {
  border-bottom-color: var(--cyan);
}

.page-faq .resolve-contact__tip {
  margin: 0 0 18px;
  font-size: var(--step-tiny);
  line-height: 1.8;
  color: var(--stone);
}

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

.page-faq .resolve-actions .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 20px;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  border-radius: var(--radius);
  transition: background var(--t-fast) var(--ease), color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease);
}

.page-faq .resolve-actions .btn--primary {
  background: var(--cyan);
  color: var(--ink-0);
  border: 1px solid var(--cyan);
}

.page-faq .resolve-actions .btn--primary:hover {
  background: var(--cyan-soft);
  border-color: var(--cyan-soft);
}

.page-faq .resolve-actions .btn--ghost {
  background: transparent;
  color: var(--bone);
  border: 1px solid var(--ink-2);
}

.page-faq .resolve-actions .btn--ghost:hover {
  border-color: var(--cyan);
  color: var(--cyan);
}

/* 面包屑 */
.page-faq .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
  font-family: var(--font-num);
  font-size: var(--step-tiny);
  letter-spacing: 0.06em;
}

.page-faq .breadcrumb__item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--stone);
}

.page-faq .breadcrumb__item + .breadcrumb__item::before {
  content: "/";
  color: var(--ink-2);
}

.page-faq .breadcrumb__link {
  color: var(--stone);
  text-decoration: none;
}

.page-faq .breadcrumb__link:hover {
  color: var(--cyan);
}

.page-faq .breadcrumb__current {
  color: var(--bone);
}

@media (min-width: 620px) {
  .page-faq .archive-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (min-width: 900px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: end;
  }

  .page-faq .faq-hero__media {
    clip-path: polygon(14% 0, 100% 0, 100% 100%, 0 100%);
    min-height: 340px;
  }

  .page-faq .faq-hero__img {
    min-height: 340px;
  }

  .page-faq .archive-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-faq .archive-card {
    grid-template-columns: minmax(0, 1fr);
    grid-template-areas:
      "count"
      "name"
      "desc"
      "go";
    padding: 20px;
    border-left: 1px solid var(--ink-2);
    border-top: 3px solid var(--clay);
  }

  .page-faq .archive-card:hover,
  .page-faq .archive-card:focus-visible {
    border-top-color: var(--cyan);
    border-left-color: var(--ink-2);
  }

  .page-faq .archive-card__count {
    justify-content: flex-start;
    margin-bottom: 10px;
    font-size: 40px;
  }

  .page-faq .qa-item__summary {
    grid-template-columns: 44px minmax(0, 1fr) 20px;
    gap: 16px;
    padding: 18px 0;
  }

  .page-faq .qa-item__body {
    padding-left: 60px;
  }

  .page-faq .record-grid {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, 0.94fr);
  }

  .page-faq .record-figure {
    position: sticky;
    top: 96px;
  }

  .page-faq .spec-row {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-faq .spec-row__item {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }

  .page-faq .spec-row__value {
    text-align: left;
  }

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

  .page-faq .resolve-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.92fr);
  }
}

@media (min-width: 1100px) {
  .page-faq .qa-item__summary {
    padding: 20px 0;
  }

  .page-faq .qa-item__q {
    font-size: 19px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .archive-card,
  .page-faq .qa-item__sign::after,
  .page-faq .resolve-actions .btn {
    transition: none;
  }

  .page-faq .archive-card:hover,
  .page-faq .archive-card:focus-visible {
    transform: none;
  }
}
<<<END>>>