.page-faq {
  --faq-frame: 2px solid var(--edge);
  --faq-shadow: 8px 8px 0 0 var(--edge);
  display: block;
}

.page-faq .faq-inline {
  color: var(--sun);
  text-decoration: none;
  border-bottom: 2px solid var(--sun);
  padding-bottom: 1px;
  transition: color .16s var(--ease), border-color .16s var(--ease);
}
.page-faq .faq-inline:hover,
.page-faq .faq-inline:focus-visible {
  color: var(--amber);
  border-color: var(--amber);
}

/* ---------------- 首屏 ---------------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(44px, 8vw, 104px) 0 clamp(48px, 8vw, 100px);
  border-bottom: var(--faq-frame);
  background:
    linear-gradient(158deg, rgba(255, 138, 24, .10) 0%, rgba(255, 138, 24, 0) 48%),
    var(--space);
}

.page-faq .faq-hero__glow {
  position: absolute;
  top: -30%;
  right: -16%;
  width: min(720px, 104vw);
  aspect-ratio: 1 / 1;
  border-radius: 50%;
  background: radial-gradient(circle at 50% 50%,
    rgba(255, 138, 24, .46) 0%,
    rgba(255, 93, 122, .17) 42%,
    rgba(255, 93, 122, 0) 70%);
  pointer-events: none;
  z-index: 0;
  animation: faq-breathe 7s ease-in-out infinite;
}

@media (min-width: 900px) {
  .page-faq .faq-hero__glow {
    top: -44%;
    right: -8%;
  }
}

@keyframes faq-breathe {
  0%, 100% { opacity: .74; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.06); }
}

.page-faq .faq-hero .container {
  position: relative;
  z-index: 1;
}

.page-faq .faq-hero .breadcrumb {
  margin-bottom: clamp(26px, 4.5vw, 52px);
}

.page-faq .faq-hero__eyebrow {
  margin-bottom: 18px;
}

.page-faq .faq-hero__title {
  margin: 0 0 24px;
  max-width: 16ch;
}

.page-faq .faq-hero__lede {
  max-width: 58ch;
  margin: 0;
}

.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: clamp(28px, 4vw, 40px);
}

/* ---------------- 入门三问 ---------------- */
.page-faq .faq-three__head {
  margin-bottom: 0;
}

.page-faq .faq-three__list {
  list-style: none;
  margin: clamp(36px, 5vw, 68px) 0 0;
  padding: 0;
  display: grid;
  gap: clamp(28px, 4vw, 44px);
}

.page-faq .faq-three__item {
  display: grid;
  gap: 14px;
  padding-top: 24px;
  border-top: var(--faq-frame);
}

.page-faq .faq-three__num {
  font-family: var(--font-mono);
  font-size: clamp(46px, 7vw, 84px);
  font-weight: 900;
  line-height: .88;
  letter-spacing: -.02em;
  color: var(--sun);
}

@supports (-webkit-text-stroke: 1px black) {
  .page-faq .faq-three__num {
    color: transparent;
    -webkit-text-stroke: 2px var(--sun);
  }
}

.page-faq .faq-three__body h3 {
  margin: 0 0 10px;
}

.page-faq .faq-three__body p {
  margin: 0;
  color: var(--slate);
  max-width: 58ch;
  line-height: 1.75;
}

@media (min-width: 780px) {
  .page-faq .faq-three__item {
    grid-template-columns: minmax(120px, 180px) minmax(0, 1fr);
    gap: 40px;
    align-items: start;
  }
}

/* ---------------- 场景分段切换 ---------------- */
.page-faq .faq-tabs {
  margin-top: clamp(32px, 5vw, 60px);
}

.page-faq .faq-tablist {
  display: flex;
  gap: 6px;
  overflow-x: auto;
  scrollbar-width: none;
  border-bottom: var(--faq-frame);
}

.page-faq .faq-tablist::-webkit-scrollbar {
  display: none;
}

.page-faq .faq-tab {
  flex: 0 0 auto;
  position: relative;
  appearance: none;
  background: transparent;
  border: 0;
  color: var(--slate);
  font-family: inherit;
  font-size: clamp(15px, 1.7vw, 18px);
  font-weight: 700;
  padding: 14px 16px 16px;
  white-space: nowrap;
  cursor: pointer;
  transition: color .16s var(--ease);
}

.page-faq .faq-tab:hover {
  color: var(--halo);
}

.page-faq .faq-tab[aria-selected="true"] {
  color: var(--halo);
}

.page-faq .faq-tab::after {
  content: "";
  position: absolute;
  left: 6px;
  right: 6px;
  bottom: -2px;
  height: 4px;
  background: var(--sun);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform .2s var(--ease);
}

.page-faq .faq-tab[aria-selected="true"]::after {
  transform: scaleX(1);
}

.page-faq .faq-tab:focus-visible,
.page-faq .faq-acc__summary:focus-visible {
  outline: 2px solid var(--sun);
  outline-offset: 2px;
}

.page-faq .faq-panels {
  margin-top: clamp(26px, 4vw, 44px);
}

.page-faq .faq-panel[hidden] {
  display: none;
}

.page-faq .faq-panel {
  animation: faq-fade .18s var(--ease) both;
}

@keyframes faq-fade {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* ---------------- 手风琴 ---------------- */
.page-faq .faq-acc {
  border: var(--faq-frame);
  background: var(--deep);
  box-shadow: var(--faq-shadow);
}

.page-faq .faq-acc__item {
  border-bottom: var(--faq-frame);
}

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

.page-faq .faq-acc__summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 20px clamp(16px, 3vw, 28px);
  cursor: pointer;
  list-style: none;
  font-size: clamp(15px, 1.7vw, 17px);
  font-weight: 700;
  color: var(--halo);
  transition: background .16s var(--ease), color .16s var(--ease);
}

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

.page-faq .faq-acc__summary:hover {
  background: rgba(255, 138, 24, .08);
}

.page-faq .faq-acc__item[open] > .faq-acc__summary {
  color: var(--sun);
}

.page-faq .faq-acc__icon {
  flex: 0 0 auto;
  color: var(--sun);
  transition: transform .2s var(--ease), color .2s var(--ease);
}

.page-faq .faq-acc__item[open] .faq-acc__icon {
  transform: rotate(90deg);
  color: var(--amber);
}

.page-faq .faq-acc__body {
  padding: 0 clamp(16px, 3vw, 28px) 22px;
}

.page-faq .faq-acc__body p {
  margin: 0;
  max-width: 60ch;
  color: var(--slate);
  font-size: 16px;
  line-height: 1.75;
}

/* ---------------- 导出步骤 ---------------- */
.page-faq .faq-export__layout {
  display: grid;
  gap: clamp(34px, 5vw, 60px);
  margin-top: clamp(32px, 5vw, 60px);
}

@media (min-width: 940px) {
  .page-faq .faq-export__layout {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: start;
  }
}

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

.page-faq .faq-step {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 10px 18px;
  padding: 22px 0;
  border-bottom: var(--faq-frame);
}

.page-faq .faq-step__idx {
  font-family: var(--font-mono);
  font-size: 17px;
  font-weight: 700;
  letter-spacing: .08em;
  color: var(--sun);
  padding-top: 2px;
}

.page-faq .faq-step__title {
  margin: 0 0 6px;
  font-size: 17px;
  font-weight: 700;
  color: var(--halo);
  line-height: 1.5;
}

.page-faq .faq-step__text {
  margin: 0;
  color: var(--slate);
  font-size: 16px;
  line-height: 1.75;
  max-width: 44ch;
}

.page-faq .faq-export__figure {
  margin: 0;
}

.page-faq .faq-plate {
  margin-top: clamp(32px, 5vw, 56px);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
}

@media (min-width: 700px) {
  .page-faq .faq-plate {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1080px) {
  .page-faq .faq-plate {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.page-faq .faq-plate__row {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 18px clamp(14px, 2vw, 22px);
}

.page-faq .faq-plate__row .plate__key {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--amber);
}

.page-faq .faq-plate__row .plate__val {
  color: var(--halo);
  font-size: 15px;
  line-height: 1.6;
  font-weight: 600;
}

/* ---------------- 配置速查 ---------------- */
.page-faq .faq-config__layout {
  display: grid;
  gap: clamp(30px, 4vw, 52px);
  margin-top: clamp(32px, 5vw, 60px);
}

@media (min-width: 880px) {
  .page-faq .faq-config__layout {
    grid-template-columns: minmax(0, 1.3fr) minmax(220px, .7fr);
    align-items: start;
  }
}

.page-faq .faq-metrics {
  list-style: none;
  margin: 0;
  padding: 0;
  border: var(--faq-frame);
  background: var(--deep);
  box-shadow: var(--faq-shadow);
}

.page-faq .faq-metric {
  display: grid;
  grid-template-columns: 14px minmax(88px, auto) minmax(0, 1fr);
  align-items: baseline;
  gap: 8px 16px;
  padding: 17px clamp(16px, 3vw, 26px);
  border-bottom: var(--faq-frame);
}

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

.page-faq .faq-metric__dot {
  width: 10px;
  height: 10px;
  align-self: center;
  background: var(--sun);
  box-shadow: 0 0 0 4px rgba(255, 138, 24, .16);
}

.page-faq .faq-metric__key {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--halo);
}

.page-faq .faq-metric__note {
  color: var(--slate);
  font-size: 15px;
  line-height: 1.7;
}

@media (max-width: 560px) {
  .page-faq .faq-metric {
    grid-template-columns: 14px minmax(0, 1fr);
  }
  .page-faq .faq-metric__note {
    grid-column: 2 / 3;
  }
}

.page-faq .faq-config__figure {
  margin: 0;
}

.page-faq .faq-config__fallback {
  margin-top: clamp(30px, 4vw, 48px);
  padding: clamp(22px, 3vw, 34px);
  border: 2px solid var(--sun);
  background: linear-gradient(140deg, rgba(255, 138, 24, .13) 0%, rgba(255, 93, 122, .05) 100%);
}

.page-faq .faq-config__fallback h3 {
  margin: 0 0 12px;
  color: var(--halo);
}

.page-faq .faq-config__fallback p {
  margin: 0;
  max-width: 62ch;
  color: var(--halo);
  opacity: .88;
  line-height: 1.75;
}

/* ---------------- 换设备恢复 ---------------- */
.page-faq .faq-restore__flow {
  display: grid;
  margin-top: clamp(32px, 5vw, 60px);
  border-top: var(--faq-frame);
}

.page-faq .faq-restore__beat {
  position: relative;
  padding: 26px 0 26px clamp(38px, 6vw, 72px);
  border-bottom: var(--faq-frame);
}

.page-faq .faq-restore__beat h3 {
  margin: 0 0 8px;
}

.page-faq .faq-restore__beat p {
  margin: 0;
  max-width: 60ch;
  color: var(--slate);
  line-height: 1.75;
}

.page-faq .faq-restore__idx {
  position: absolute;
  left: 0;
  top: 28px;
  font-family: var(--font-mono);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: .04em;
  color: var(--sun);
}

.page-faq .faq-restore__note {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-top: clamp(28px, 4vw, 44px);
  padding: clamp(20px, 3vw, 28px) clamp(18px, 3vw, 30px);
  border: var(--faq-frame);
  background: var(--deep);
  box-shadow: var(--faq-shadow);
}

.page-faq .faq-restore__note-text {
  margin: 0;
  max-width: 56ch;
  color: var(--halo);
  line-height: 1.75;
}

/* ---------------- 安全提示 ---------------- */
.page-faq .faq-safety__list {
  list-style: none;
  margin: clamp(26px, 4vw, 44px) 0 0;
  padding: 0;
}

.page-faq .faq-safety__list li {
  position: relative;
  padding: 22px 0 22px 26px;
  border-top: var(--faq-frame);
  color: var(--slate);
  line-height: 1.8;
}

.page-faq .faq-safety__list li:last-child {
  border-bottom: var(--faq-frame);
}

.page-faq .faq-safety__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 32px;
  width: 10px;
  height: 10px;
  background: var(--dawn);
}

.page-faq .faq-safety__list strong {
  color: var(--sun);
  font-weight: 700;
}

/* ---------------- 联系客服 ---------------- */
.page-faq .faq-support__card {
  display: grid;
  gap: clamp(26px, 4vw, 46px);
  padding: clamp(24px, 4vw, 46px);
  border: var(--faq-frame);
  background: var(--deep);
  box-shadow: var(--faq-shadow);
}

@media (min-width: 880px) {
  .page-faq .faq-support__card {
    grid-template-columns: minmax(0, 1.4fr) minmax(260px, .6fr);
    align-items: start;
  }
}

.page-faq .faq-support__main .lede {
  margin: 0 0 20px;
  max-width: 54ch;
}

.page-faq .faq-support__list {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .faq-support__list li {
  position: relative;
  padding-left: 22px;
  color: var(--halo);
  line-height: 1.7;
}

.page-faq .faq-support__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 10px;
  height: 2px;
  background: var(--sun);
}

.page-faq .faq-support__tip {
  margin: 0;
  color: var(--slate);
  font-size: 15px;
  line-height: 1.75;
  max-width: 54ch;
}

.page-faq .faq-support__side {
  display: grid;
  align-content: start;
  gap: 8px;
  padding: clamp(20px, 3vw, 28px);
  border: 2px solid var(--sun);
  background: linear-gradient(152deg, rgba(255, 138, 24, .16) 0%, rgba(11, 16, 32, .28) 100%);
}

.page-faq .faq-support__label {
  margin: 10px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--amber);
}

.page-faq .faq-support__label:first-child {
  margin-top: 0;
}

.page-faq .faq-support__mail {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: .03em;
  color: var(--halo);
  word-break: break-all;
  line-height: 1.6;
}

.page-faq .faq-support__hours {
  margin: 0 0 18px;
  font-size: 13px;
  color: var(--slate);
}

.page-faq .faq-support__side .btn--block {
  margin-top: 4px;
}

/* ---------------- 动效降级 ---------------- */
@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-hero__glow,
  .page-faq .faq-panel {
    animation: none;
  }
  .page-faq .faq-tab::after,
  .page-faq .faq-acc__icon,
  .page-faq .faq-tab,
  .page-faq .faq-acc__summary {
    transition: none;
  }
}
<<<END>>>