.page-faq {
  --faq-cut: 14px;
  --faq-radius: 0;
  --faq-gap: clamp(14px, 2.4vw, 24px);
  background: var(--void);
  color: var(--mist);
  padding-bottom: clamp(48px, 7vw, 88px);
  overflow-x: hidden;
}

.page-faq .faq-crumb {
  padding-top: clamp(14px, 2.4vw, 24px);
  padding-bottom: clamp(6px, 1.4vw, 12px);
}

.page-faq .breadcrumb__link {
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 160ms var(--ease), border-color 160ms var(--ease);
}

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

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

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: clamp(22px, 4vw, 42px) 0 clamp(34px, 5.5vw, 66px);
  isolation: isolate;
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  top: -8%;
  right: -18%;
  width: min(760px, 96%);
  height: min(560px, 92%);
  background: radial-gradient(circle at 62% 42%, var(--blue-soft), transparent 66%);
  clip-path: polygon(14% 0, 100% 0, 100% 100%, 0 84%);
  z-index: -2;
  pointer-events: none;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(42, 59, 85, 0.34) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(42, 59, 85, 0.28) 1px, transparent 1px);
  background-size: 88px 88px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.7), transparent 72%);
  -webkit-mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.7), transparent 72%);
  z-index: -1;
  pointer-events: none;
}

.page-faq .faq-hero__inner {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
  align-items: start;
}

.page-faq .faq-hero__copy h1 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(30px, 6.4vw, 60px);
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--white);
  text-wrap: balance;
}

.page-faq .faq-hero__lead {
  margin: clamp(16px, 2.4vw, 22px) 0 0;
  max-width: 34em;
  font-size: clamp(15px, 1.8vw, 17px);
  line-height: 1.75;
  color: var(--mist);
}

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

.page-faq .faq-jump {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: clamp(20px, 3vw, 28px) 0 0;
  padding: 0;
}

.page-faq .faq-jump a {
  display: inline-block;
  padding: 9px 15px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--white);
  text-decoration: none;
  background: rgba(16, 26, 43, 0.9);
  border: 1px solid var(--line);
  clip-path: polygon(9px 0, 100% 0, 100% calc(100% - 9px), calc(100% - 9px) 100%, 0 100%, 0 9px);
  transition: color 160ms var(--ease), border-color 160ms var(--ease), background 160ms var(--ease);
}

.page-faq .faq-jump a:hover,
.page-faq .faq-jump a:focus-visible {
  color: var(--void);
  background: var(--cyan);
  border-color: var(--cyan);
}

.page-faq .faq-hero__card {
  position: relative;
  padding: clamp(20px, 3vw, 26px);
  background: linear-gradient(158deg, var(--panel), var(--panel-2) 74%);
  border: 1px solid var(--line);
  border-left: 3px solid var(--orange);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 22px), calc(100% - 22px) 100%, 0 100%);
}

.page-faq .faq-hero__kicker {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-faq .faq-hero__mail {
  margin: 10px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(13px, 1.7vw, 15px);
  line-height: 1.5;
  word-break: break-all;
  color: var(--white);
}

.page-faq .faq-hero__meta {
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-faq .faq-hero__meta-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 8px;
  border-bottom: 1px dashed rgba(42, 59, 85, 0.9);
}

.page-faq .faq-hero__meta-row dt {
  font-size: 13px;
  color: var(--mist);
}

.page-faq .faq-hero__meta-row dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--white);
}

.page-faq .faq-hero__hint {
  margin: 14px 0 18px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 通用区块 ---------- */
.page-faq .faq-section {
  position: relative;
  padding-top: clamp(38px, 5.6vw, 68px);
}

.page-faq .faq-section + .faq-section {
  border-top: 1px solid rgba(42, 59, 85, 0.5);
}

.page-faq .faq-section .section-title {
  color: var(--white);
  letter-spacing: -0.015em;
}

/* ---------- 兼容表 ---------- */
.page-faq .faq-compat {
  display: grid;
  gap: var(--faq-gap);
  margin-top: clamp(20px, 3vw, 30px);
}

.page-faq .faq-table-wrap {
  border: 1px solid var(--line);
  background: linear-gradient(170deg, var(--panel-2), var(--void-2));
  overflow-x: auto;
  overflow-y: hidden;
  -webkit-overflow-scrolling: touch;
}

.page-faq .faq-table {
  width: 100%;
  min-width: 740px;
  border-collapse: collapse;
  font-size: 14px;
  text-align: left;
}

.page-faq .faq-table caption {
  padding: 16px 18px 4px;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--mist);
  text-transform: uppercase;
}

.page-faq .faq-table thead th {
  padding: 12px 18px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--cyan);
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
}

.page-faq .faq-table tbody th,
.page-faq .faq-table tbody td {
  padding: 15px 18px;
  vertical-align: top;
  color: var(--mist);
  border-bottom: 1px solid rgba(42, 59, 85, 0.55);
  line-height: 1.65;
}

.page-faq .faq-table tbody th {
  color: var(--white);
  font-weight: 700;
  white-space: nowrap;
}

.page-faq .faq-table tbody tr:last-child th,
.page-faq .faq-table tbody tr:last-child td {
  border-bottom: 0;
}

.page-faq .faq-table tbody tr {
  transition: background 160ms var(--ease);
}

.page-faq .faq-table tbody tr:hover {
  background: rgba(30, 91, 255, 0.08);
}

.page-faq .faq-table__note {
  display: inline-block;
  margin-top: 4px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 400;
  color: var(--mist);
  opacity: 0.82;
}

.page-faq .faq-table__mono {
  font-family: var(--font-mono);
  font-size: 12.5px;
  white-space: nowrap;
}

.page-faq .faq-status {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.page-faq .faq-status::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: currentColor;
  box-shadow: 0 0 0 3px rgba(34, 245, 212, 0.14);
}

.page-faq .faq-status.is-ok {
  color: var(--green);
}

.page-faq .faq-status.is-warn {
  color: var(--orange);
}

.page-faq .faq-status.is-warn::before {
  box-shadow: 0 0 0 3px rgba(255, 106, 26, 0.16);
}

.page-faq .faq-table__scroll-hint {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 10px 18px 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.05em;
  color: var(--mist);
  border-top: 1px solid rgba(42, 59, 85, 0.55);
}

.page-faq .faq-table__scroll-hint::before {
  content: "";
  width: 22px;
  height: 2px;
  background: linear-gradient(90deg, var(--cyan), transparent);
  transform: rotate(12deg);
}

.page-faq .faq-compat__figure {
  margin: 0;
  align-self: start;
}

.page-faq .faq-compat__figure .media-frame {
  border: 1px solid var(--line);
  background: var(--panel-2);
}

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

.page-faq .faq-compat__figure .media-frame__caption {
  margin-top: 10px;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 三步排查 ---------- */
.page-faq .faq-section--login {
  background: linear-gradient(180deg, rgba(30, 91, 255, 0.07), transparent 62%);
}

.page-faq .faq-steps {
  list-style: none;
  display: grid;
  gap: clamp(14px, 2.4vw, 20px);
  margin: clamp(20px, 3vw, 30px) 0 0;
  padding: 0;
  counter-reset: faq-step;
}

.page-faq .faq-step {
  position: relative;
  padding: clamp(18px, 2.6vw, 24px);
  background: var(--panel-2);
  border: 1px solid var(--line);
  clip-path: polygon(0 0, calc(100% - var(--faq-cut)) 0, 100% var(--faq-cut), 100% 100%, var(--faq-cut) 100%, 0 calc(100% - var(--faq-cut)));
  transition: border-color 180ms var(--ease), background 180ms var(--ease);
}

.page-faq .faq-step:hover {
  border-color: rgba(34, 245, 212, 0.55);
  background: var(--panel);
}

.page-faq .faq-step__num {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--orange);
  padding-bottom: 6px;
  border-bottom: 2px solid var(--orange);
}

.page-faq .faq-step__title {
  margin: 14px 0 10px;
  font-family: var(--font-display);
  font-size: clamp(17px, 2.1vw, 20px);
  font-weight: 800;
  line-height: 1.35;
  letter-spacing: -0.01em;
  color: var(--white);
}

.page-faq .faq-step p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--mist);
}

.page-faq .faq-step__tail {
  margin-top: 12px !important;
  padding-top: 10px;
  border-top: 1px dashed rgba(42, 59, 85, 0.9);
  font-family: var(--font-mono);
  font-size: 11.5px !important;
  letter-spacing: 0.02em;
  color: var(--cyan) !important;
}

.page-faq .faq-callout {
  display: grid;
  gap: 16px;
  align-items: center;
  margin-top: clamp(20px, 3vw, 28px);
  padding: clamp(18px, 2.6vw, 24px);
  background: var(--panel);
  border: 1px solid var(--line);
  border-left: 3px solid var(--orange);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 18px), calc(100% - 18px) 100%, 0 100%);
}

.page-faq .faq-callout p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 集锦排查 ---------- */
.page-faq .faq-replay {
  display: grid;
  gap: var(--faq-gap);
  margin-top: clamp(20px, 3vw, 30px);
}

.page-faq .faq-replay__list {
  display: grid;
  gap: 12px;
  min-width: 0;
}

.page-faq .faq-replay__figure {
  margin: 0;
  align-self: start;
}

.page-faq .faq-replay__figure .media-frame {
  border: 1px solid var(--line);
  background: var(--panel-2);
}

.page-faq .faq-replay__figure .media-frame__caption {
  margin-top: 10px;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 折叠面板 ---------- */
.page-faq .faq-faqs {
  display: grid;
  gap: 12px;
  margin-top: clamp(20px, 3vw, 30px);
}

.page-faq .faq-fold {
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-left: 2px solid transparent;
  transition: border-color 180ms var(--ease), background 180ms var(--ease);
}

.page-faq .faq-fold[open] {
  border-left-color: var(--cyan);
  background: var(--panel);
}

.page-faq .faq-fold summary {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 15px clamp(14px, 2vw, 20px);
  cursor: pointer;
  list-style: none;
  position: relative;
}

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

.page-faq .faq-fold summary::after {
  content: "+";
  margin-left: auto;
  flex: none;
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--orange);
  transition: transform 180ms var(--ease);
}

.page-faq .faq-fold[open] summary::after {
  content: "–";
  color: var(--cyan);
}

.page-faq .faq-fold summary:hover .faq-fold__label {
  color: var(--cyan);
}

.page-faq .faq-fold__idx {
  flex: none;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--blue);
  padding-top: 2px;
}

.page-faq .faq-fold__label {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.55;
  color: var(--white);
  transition: color 160ms var(--ease);
}

.page-faq .faq-fold__body {
  padding: 0 clamp(14px, 2vw, 20px) 18px calc(clamp(14px, 2vw, 20px) + 30px);
}

.page-faq .faq-fold__body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
}

.page-faq .faq-fold__body a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(34, 245, 212, 0.4);
}

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

/* ---------- 联系支持 ---------- */
.page-faq .faq-section--support {
  padding-bottom: clamp(16px, 3vw, 32px);
}

.page-faq .faq-support {
  display: grid;
  gap: var(--faq-gap);
  margin-top: clamp(20px, 3vw, 30px);
}

.page-faq .faq-support__card {
  padding: clamp(20px, 3vw, 28px);
  background: linear-gradient(160deg, var(--panel), var(--void-2) 78%);
  border: 1px solid var(--line);
  border-top: 3px solid var(--orange);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 20px), calc(100% - 20px) 100%, 0 100%);
}

.page-faq .faq-support__kicker {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-faq .faq-support__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-faq .faq-support__list li {
  display: grid;
  gap: 4px;
  padding-bottom: 12px;
  border-bottom: 1px dashed rgba(42, 59, 85, 0.9);
}

.page-faq .faq-support__list li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-faq .faq-support__key {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--mist);
}

.page-faq .faq-support__val {
  font-size: 15px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--white);
  word-break: break-all;
}

.page-faq .faq-support__note {
  margin: 16px 0 18px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist);
}

.page-faq .faq-support__prep {
  padding: clamp(20px, 3vw, 28px);
  background: var(--panel-2);
  border: 1px solid var(--line);
  clip-path: polygon(var(--faq-cut) 0, 100% 0, 100% 100%, 0 100%, 0 var(--faq-cut));
}

.page-faq .faq-prep {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
  counter-reset: faq-prep;
}

.page-faq .faq-prep li {
  display: grid;
  grid-template-columns: 26px 1fr;
  gap: 10px;
  align-items: start;
  font-size: 14px;
  line-height: 1.7;
  color: var(--mist);
}

.page-faq .faq-prep__n {
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 600;
  color: var(--blue);
  padding-top: 2px;
}

.page-faq .faq-support__warn {
  margin: 16px 0 0;
  padding: 10px 12px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  line-height: 1.6;
  letter-spacing: 0.02em;
  color: var(--orange);
  background: var(--orange-soft);
  border-left: 2px solid var(--orange);
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-faq .faq-support {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
  }

  .page-faq .faq-callout {
    grid-template-columns: minmax(0, 1fr) auto;
    padding-right: clamp(20px, 3vw, 28px);
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
  }

  .page-faq .faq-compat {
    grid-template-columns: minmax(0, 1.7fr) minmax(0, 1fr);
  }

  .page-faq .faq-replay {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
  }

  .page-faq .faq-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 26px;
  }

  .page-faq .faq-step:not(:last-child)::after {
    content: "";
    position: absolute;
    top: 46px;
    right: -20px;
    width: 14px;
    height: 2px;
    background: linear-gradient(90deg, var(--cyan), rgba(34, 245, 212, 0));
    transform: rotate(12deg);
    transform-origin: left center;
    pointer-events: none;
  }
}

@media (min-width: 1100px) {
  .page-faq .faq-hero__card {
    margin-top: 8px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-jump a,
  .page-faq .faq-table tbody tr,
  .page-faq .faq-step,
  .page-faq .faq-fold,
  .page-faq .faq-fold__label,
  .page-faq .faq-fold summary::after {
    transition: none;
  }
}
<<<END>>>