.page-faq {
  --faq-no-col: 76px;
  --faq-gap: clamp(10px, 2vw, 22px);
  --faq-line: rgba(27, 74, 99, 0.55);
  --faq-text: #C4D5DD;
  --faq-bar: var(--cyan);
  background: var(--void);
  color: var(--salt);
  overflow-x: hidden;
}

.page-faq .faq-hero {
  position: relative;
  padding: clamp(28px, 4vw, 48px) 0 clamp(40px, 6vw, 72px);
  background:
    radial-gradient(110% 80% at 88% 0%, rgba(53, 240, 192, 0.16), transparent 62%),
    radial-gradient(90% 70% at 0% 100%, rgba(255, 106, 61, 0.10), transparent 60%),
    linear-gradient(168deg, var(--void) 0%, var(--tactic) 100%);
  border-bottom: 1px solid var(--faq-line);
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--anchor) 30%, rgba(53, 240, 192, 0.5) 70%, transparent);
}

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

.page-faq .breadcrumb {
  margin-bottom: clamp(20px, 3vw, 34px);
}

.page-faq .faq-hero__title {
  margin: 16px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(34px, 6.6vw, 74px);
  line-height: 1.04;
  letter-spacing: -0.02em;
  max-width: 15em;
  color: var(--salt);
}

.page-faq .faq-hero__title span {
  color: var(--cyan);
}

.page-faq .faq-hero__lead {
  margin: clamp(20px, 3vw, 28px) 0 0;
  max-width: 60ch;
  font-size: var(--fs-body);
  line-height: 1.85;
  color: var(--faq-text);
}

.page-faq .faq-hero__stats {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin: clamp(26px, 4vw, 40px) 0 0;
  padding: clamp(18px, 2.4vw, 24px) 0 0;
  list-style: none;
  border-top: 1px solid var(--faq-line);
}

.page-faq .faq-hero__stats li {
  display: flex;
  align-items: baseline;
  gap: 10px;
  flex-wrap: wrap;
}

.page-faq .faq-hero__stats .data-num {
  font-size: clamp(26px, 3.4vw, 34px);
  line-height: 1;
  color: var(--cyan);
}

.page-faq .faq-hero__unit {
  font-size: var(--fs-xs);
  letter-spacing: 0.04em;
  color: var(--mist);
}

.page-faq .faq-jump {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: clamp(26px, 3.6vw, 36px);
}

.page-faq .faq-jump__link {
  display: inline-block;
  padding: 8px 14px;
  font-size: var(--fs-xs);
  color: var(--salt);
  text-decoration: none;
  border: 1px solid var(--anchor);
  background: rgba(6, 24, 38, 0.5);
  transition: color 180ms var(--ease), border-color 180ms var(--ease),
    background-color 180ms var(--ease);
}

.page-faq .faq-jump__link:hover,
.page-faq .faq-jump__link:focus-visible {
  color: var(--void);
  background: var(--cyan);
  border-color: var(--cyan);
  outline: none;
}

.page-faq .faq-section {
  padding: clamp(44px, 6vw, 78px) 0;
  border-bottom: 1px solid var(--faq-line);
}

.page-faq .faq-section--triage {
  background: linear-gradient(180deg, var(--void) 0%, #08202F 100%);
}

.page-faq .faq-section__head {
  position: relative;
  max-width: 780px;
  margin: 0 0 clamp(26px, 3.4vw, 40px);
  padding-left: 18px;
}

.page-faq .faq-section__head::before {
  content: "";
  position: absolute;
  left: 0;
  top: 4px;
  bottom: 4px;
  width: 4px;
  background: var(--faq-bar);
}

.page-faq .faq-section__kicker {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: var(--fs-xxs);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--faq-bar);
}

.page-faq .faq-section__head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: var(--fs-h2);
  line-height: 1.24;
  letter-spacing: -0.01em;
  color: var(--salt);
}

.page-faq .faq-section__desc {
  margin: 12px 0 0;
  max-width: 58ch;
  font-size: var(--fs-sm);
  line-height: 1.8;
  color: var(--mist);
}

/* ---- 三类统计色条 ---- */
.page-faq .faq-section--account { --faq-bar: var(--cyan); }
.page-faq .faq-section--rounds { --faq-bar: var(--signal); }
.page-faq .faq-section--data { --faq-bar: var(--coral); }
.page-faq .faq-section--help { --faq-bar: var(--teal); }

/* ---- 三分钟排查 ---- */
.page-faq .triage-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-faq .triage-card {
  display: grid;
  align-content: start;
  gap: 10px;
  padding: 24px 22px 30px;
  background: var(--tactic);
  border: 1px solid var(--anchor);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 18px), calc(100% - 18px) 100%, 0 100%);
  transition: box-shadow 200ms var(--ease), transform 200ms var(--ease);
}

.page-faq .triage-card:hover {
  box-shadow: inset 0 0 0 1px var(--cyan);
  transform: translateY(-2px);
}

.page-faq .triage-card__no {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 30px;
  line-height: 1;
  letter-spacing: 0.08em;
  color: var(--cyan);
}

.page-faq .triage-card h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--fs-h3);
  font-weight: 900;
  line-height: 1.35;
  color: var(--salt);
}

.page-faq .triage-card__step {
  margin: 0;
  font-size: var(--fs-sm);
  line-height: 1.75;
  color: var(--salt);
}

.page-faq .triage-card__why {
  margin: 0;
  font-size: var(--fs-xs);
  line-height: 1.75;
  color: var(--mist);
  padding-top: 10px;
  border-top: 1px dashed rgba(140, 166, 179, 0.28);
}

.page-faq .faq-figure {
  margin: clamp(26px, 3.4vw, 38px) 0 0;
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  background: repeating-linear-gradient(
    135deg,
    #0E2A3D 0 12px,
    #103246 12px 24px
  );
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 26px), calc(100% - 26px) 100%, 0 100%);
}

.page-faq .faq-figure .media__caption {
  margin-top: 10px;
  font-size: var(--fs-xs);
  line-height: 1.7;
  color: var(--mist);
}

/* ---- 问答列表 ---- */
.page-faq .faq-list {
  border-bottom: 1px solid var(--faq-line);
}

.page-faq .faq-item {
  border-top: 1px solid var(--faq-line);
}

.page-faq .faq-item summary {
  display: grid;
  grid-template-columns: 44px 1fr 22px;
  align-items: start;
  gap: var(--faq-gap);
  padding: 18px 0;
  cursor: pointer;
  list-style: none;
}

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

.page-faq .faq-item summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 4px;
}

.page-faq .faq-item__no {
  font-family: var(--font-mono);
  font-size: 22px;
  line-height: 1.2;
  letter-spacing: 0.06em;
  color: rgba(140, 166, 179, 0.62);
  transition: color 180ms var(--ease);
}

.page-faq .faq-item__q {
  font-size: clamp(16px, 1.6vw, 19px);
  font-weight: 600;
  line-height: 1.55;
  color: var(--salt);
  transition: color 180ms var(--ease);
}

.page-faq .faq-item summary:hover .faq-item__q {
  color: var(--cyan);
}

.page-faq .faq-item summary:hover .faq-item__no {
  color: var(--cyan);
}

.page-faq .faq-item__icon {
  position: relative;
  width: 20px;
  height: 20px;
  margin-top: 5px;
}

.page-faq .faq-item__icon::before,
.page-faq .faq-item__icon::after {
  content: "";
  position: absolute;
  background: var(--faq-bar);
  transition: transform 220ms var(--ease), opacity 220ms var(--ease);
}

.page-faq .faq-item__icon::before {
  left: 3px;
  top: 9px;
  width: 14px;
  height: 2px;
}

.page-faq .faq-item__icon::after {
  left: 9px;
  top: 3px;
  width: 2px;
  height: 14px;
}

.page-faq .faq-item[open] .faq-item__icon::after {
  transform: scaleY(0);
  opacity: 0;
}

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

.page-faq .faq-item[open] .faq-item__q {
  color: var(--salt);
}

.page-faq .faq-item__body {
  padding: 0 26px 22px calc(44px + var(--faq-gap));
  animation: faqReveal 240ms var(--ease) both;
}

.page-faq .faq-item__body p {
  margin: 0;
  max-width: 62ch;
  font-size: var(--fs-sm);
  line-height: 1.85;
  color: var(--faq-text);
  border-left: 1px solid rgba(53, 240, 192, 0.22);
  padding-left: 14px;
}

@keyframes faqReveal {
  from { opacity: 0; transform: translateY(-6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ---- 快速解决小结块 ---- */
.page-faq .quick-fix {
  position: relative;
  margin-top: 26px;
  padding: 22px 26px 24px;
  background: linear-gradient(118deg, var(--teal) 0%, #0A5A48 100%);
  color: #F1F7F6;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 26px), calc(100% - 26px) 100%, 0 100%);
}

.page-faq .quick-fix__label {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: var(--fs-xxs);
  letter-spacing: 0.14em;
  color: rgba(241, 247, 246, 0.72);
}

.page-faq .quick-fix__text {
  margin: 0;
  max-width: 66ch;
  font-size: var(--fs-sm);
  line-height: 1.8;
  color: #F1F7F6;
}

/* ---- 纸沙浅色区：回看与集锦 ---- */
.page-faq .faq-section--sand {
  background: var(--sand);
  color: var(--ink);
  border-bottom: 1px solid rgba(36, 26, 19, 0.18);
  --faq-bar: var(--coral);
  --faq-line: rgba(36, 26, 19, 0.16);
  --faq-text: rgba(36, 26, 19, 0.78);
}

.page-faq .faq-section--sand .faq-section__head h2 { color: var(--ink); }
.page-faq .faq-section--sand .faq-section__desc { color: rgba(36, 26, 19, 0.66); }
.page-faq .faq-section--sand .faq-item__q { color: var(--ink); }
.page-faq .faq-section--sand .faq-item__no { color: rgba(36, 26, 19, 0.34); }
.page-faq .faq-section--sand .faq-item summary:hover .faq-item__q,
.page-faq .faq-section--sand .faq-item summary:hover .faq-item__no,
.page-faq .faq-section--sand .faq-item[open] .faq-item__no {
  color: var(--teal);
}
.page-faq .faq-section--sand .faq-item[open] .faq-item__q { color: var(--ink); }
.page-faq .faq-section--sand .faq-item__body p {
  border-left-color: rgba(36, 26, 19, 0.22);
}
.page-faq .faq-section--sand .faq-figure .media__caption { color: rgba(36, 26, 19, 0.6); }
.page-faq .faq-section--sand .quick-fix { color: #F1F7F6; }
.page-faq .faq-section--sand .quick-fix__text { color: #F1F7F6; }

/* ---- 人工支持 ---- */
.page-faq .faq-help {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--anchor);
  border: 1px solid var(--anchor);
}

.page-faq .faq-help__cell {
  background: var(--void);
  padding: 22px 20px 24px;
}

.page-faq .faq-help__label {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: var(--fs-xxs);
  letter-spacing: 0.12em;
  color: var(--cyan);
}

.page-faq .faq-help__value {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: clamp(16px, 1.7vw, 19px);
  line-height: 1.5;
  letter-spacing: 0.02em;
  color: var(--salt);
  word-break: break-word;
}

.page-faq .faq-help__value--addr {
  font-family: var(--font-body);
  font-size: var(--fs-sm);
  letter-spacing: 0;
}

.page-faq .faq-help__note {
  margin: 0;
  font-size: var(--fs-xs);
  line-height: 1.8;
  color: var(--mist);
}

.page-faq .faq-help__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: 26px;
}

.page-faq .faq-help__fine {
  flex: 1 1 240px;
  margin: 0;
  font-size: var(--fs-xs);
  line-height: 1.7;
  color: var(--mist);
}

.page-faq .faq-help__fine a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 240, 192, 0.4);
}

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

/* ---- 响应式 ---- */
@media (min-width: 640px) {
  .page-faq .faq-hero__stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }
  .page-faq .faq-hero__stats li {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }
  .page-faq .faq-item summary {
    grid-template-columns: 64px 1fr 24px;
    padding: 22px 0;
  }
  .page-faq .faq-item__no { font-size: 28px; }
  .page-faq .faq-item__body { padding-left: calc(64px + var(--faq-gap)); }
  .page-faq .faq-help { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (min-width: 900px) {
  .page-faq {
    --faq-no-col: 76px;
  }
  .page-faq .triage-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
  }
  .page-faq .faq-item summary {
    grid-template-columns: var(--faq-no-col) 1fr 24px;
    padding: 24px 0;
  }
  .page-faq .faq-item__no {
    font-size: 32px;
  }
  .page-faq .faq-item__body {
    padding-left: calc(var(--faq-no-col) + var(--faq-gap));
    padding-right: 40px;
  }
  .page-faq .faq-help {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-item__body { animation: none; }
  .page-faq .triage-card:hover { transform: none; }
}
<<<END>>>