.page-faq {
  --faq-line: rgba(244, 232, 208, 0.16);
  --faq-line-strong: rgba(244, 232, 208, 0.3);
  --faq-radius: 18px;
  --faq-ink-soft: rgba(253, 248, 238, 0.78);
  background: var(--ink-deep);
  color: var(--coco);
  overflow-x: hidden;
}

.page-faq .faq-hero {
  position: relative;
  padding: calc(var(--header-h) + clamp(26px, 6vw, 60px)) 0 clamp(30px, 5vw, 62px);
  background:
    radial-gradient(120% 95% at 88% 0%, rgba(20, 107, 74, 0.42), transparent 62%),
    radial-gradient(85% 70% at 0% 108%, rgba(242, 138, 46, 0.16), transparent 66%),
    var(--ink-deep);
  border-bottom: 1px solid var(--faq-line);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: calc(var(--header-h) + 10px) clamp(10px, 3vw, 28px) 14px;
  border: 1px solid var(--faq-line);
  border-radius: 4px 4px var(--faq-radius) var(--faq-radius);
  pointer-events: none;
}

.page-faq .breadcrumb {
  position: relative;
  z-index: 1;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--mist);
  margin-bottom: clamp(20px, 4vw, 34px);
}

.page-faq .breadcrumb a {
  color: var(--palm);
  text-decoration: none;
}

.page-faq .breadcrumb a:hover {
  text-decoration: underline;
}

.page-faq .breadcrumb-sep {
  margin: 0 8px;
  opacity: 0.6;
}

.page-faq .faq-hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 4vw, 42px);
  align-items: start;
}

.page-faq .eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--lamp);
  margin: 0 0 12px;
}

.page-faq h1 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(32px, 6.4vw, 60px);
  line-height: 1.14;
  letter-spacing: 0.01em;
  margin: 0 0 clamp(14px, 2.4vw, 22px);
  color: var(--coco);
  transform: scaleX(1.02);
  transform-origin: left center;
}

.page-faq .lead {
  font-size: var(--text-base);
  line-height: 1.78;
  color: var(--faq-ink-soft);
  max-width: 62ch;
  margin: 0 0 clamp(18px, 3vw, 26px);
}

.page-faq .faq-hero-actions {
  flex-wrap: wrap;
  gap: 12px;
}

.page-faq .faq-hero-visual {
  margin: 0;
  position: relative;
  border: 1px solid var(--faq-line-strong);
  border-radius: var(--faq-radius) 4px var(--faq-radius) 4px;
  overflow: hidden;
  background: var(--ink-night);
}

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

.page-faq .faq-hero-visual figcaption {
  padding: 10px 16px 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.6;
  color: var(--mist);
  border-top: 1px solid var(--faq-line);
}

.page-faq .faq-toc {
  position: relative;
  z-index: 1;
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: clamp(24px, 4vw, 38px);
  padding-top: 18px;
  border-top: 1px dashed var(--faq-line-strong);
}

.page-faq .faq-toc a {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--coco);
  text-decoration: none;
  padding: 9px 14px;
  border: 1px solid var(--faq-line);
  border-radius: 999px;
  background: rgba(12, 43, 54, 0.7);
  transition: border-color 0.18s ease, color 0.18s ease, background 0.18s ease;
  min-height: 38px;
  display: inline-flex;
  align-items: center;
}

.page-faq .faq-toc a:hover,
.page-faq .faq-toc a:focus-visible {
  border-color: var(--chip);
  color: var(--chip);
}

.page-faq .faq-section {
  padding: clamp(40px, 7vw, 82px) 0;
  scroll-margin-top: calc(var(--header-h) + 12px);
}

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

.page-faq .faq-head {
  max-width: 760px;
  margin-bottom: clamp(24px, 4vw, 42px);
}

.page-faq .section-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(24px, 3.6vw, 38px);
  line-height: 1.26;
  margin: 0 0 14px;
  color: var(--coco);
}

.page-faq .faq-head .lead {
  margin-bottom: 0;
}

/* 快速判断带 */
.page-faq .triage {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-faq .triage-card {
  position: relative;
  padding: 20px 20px 18px;
  background: rgba(12, 43, 54, 0.76);
  border: 1px solid var(--faq-line);
  border-top: 3px solid var(--palm);
  border-radius: 4px 4px var(--faq-radius) var(--faq-radius);
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.page-faq .triage-card:nth-child(2) {
  border-top-color: var(--chip);
}

.page-faq .triage-card:nth-child(3) {
  border-top-color: var(--coral);
}

.page-faq .triage-card:hover {
  transform: rotate(-1deg);
  border-color: var(--faq-line-strong);
}

.page-faq .triage-step {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: var(--mist);
  margin-bottom: 10px;
}

.page-faq .triage-card h3 {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 17px;
  line-height: 1.5;
  margin: 0 0 10px;
  color: var(--coco);
}

.page-faq .triage-card p {
  margin: 0 0 14px;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--faq-ink-soft);
}

.page-faq .triage-link {
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--chip);
  text-decoration: none;
  border-bottom: 1px solid rgba(242, 138, 46, 0.45);
  padding-bottom: 2px;
}

.page-faq .triage-link:hover {
  color: var(--lamp);
  border-bottom-color: var(--lamp);
}

/* 五步自查 */
.page-faq .faq-section--paper {
  background: linear-gradient(180deg, var(--ink-night) 0%, rgba(12, 43, 54, 0.92) 100%);
}

.page-faq .step-list {
  list-style: none;
  margin: 0;
  padding: 0;
  position: relative;
  display: grid;
  gap: 16px;
}

.page-faq .step-item {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 14px;
  align-items: start;
  position: relative;
  scroll-margin-top: calc(var(--header-h) + 16px);
}

.page-faq .step-item::before {
  content: "";
  position: absolute;
  left: 21px;
  top: 44px;
  bottom: -20px;
  width: 1px;
  background: linear-gradient(180deg, var(--faq-line-strong), transparent);
}

.page-faq .step-item:last-child::before {
  display: none;
}

.page-faq .step-mark {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--chip);
  background: var(--ink-deep);
  color: var(--chip);
}

.page-faq .step-num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.02em;
}

.page-faq .step-body {
  padding: 18px 18px 16px;
}

.page-faq .step-body .card-title {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 18px;
  line-height: 1.45;
  margin: 0 0 10px;
  color: var(--ink-deep);
}

.page-faq .step-body .card-text {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: rgba(7, 26, 36, 0.82);
}

.page-faq .step-body .card-text a {
  color: var(--felt);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .disclose {
  margin-top: 14px;
  border-top: 1px dashed rgba(7, 26, 36, 0.22);
  padding-top: 10px;
}

.page-faq .disclose-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  padding: 6px 2px;
  background: none;
  border: 0;
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.05em;
  color: var(--felt);
}

.page-faq .disclose-icon {
  position: relative;
  width: 12px;
  height: 12px;
  border-right: 1.6px solid var(--felt);
  border-bottom: 1.6px solid var(--felt);
  transform: rotate(45deg) translateY(-2px);
  transition: transform 0.2s ease;
}

.page-faq .disclose-btn[aria-expanded="true"] .disclose-icon {
  transform: rotate(-135deg) translateY(-1px);
}

.page-faq .disclose-panel {
  padding: 6px 0 4px;
}

.page-faq .disclose-panel p {
  margin: 0 0 10px;
  font-size: 14.5px;
  line-height: 1.72;
  color: rgba(7, 26, 36, 0.78);
  padding-left: 14px;
  border-left: 2px solid rgba(20, 107, 74, 0.35);
}

.page-faq .disclose-panel p:last-child {
  margin-bottom: 0;
}

/* 兼容矩阵 */
.page-faq .matrix-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 14px;
}

.page-faq .filter-btn {
  min-height: 40px;
  padding: 8px 14px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.03em;
  color: var(--coco);
  background: rgba(12, 43, 54, 0.8);
  border: 1px solid var(--faq-line);
  border-radius: 999px;
  cursor: pointer;
  transition: border-color 0.18s ease, color 0.18s ease, background 0.18s ease;
}

.page-faq .filter-btn:hover {
  border-color: var(--faq-line-strong);
}

.page-faq .filter-btn[aria-pressed="true"] {
  background: var(--felt);
  border-color: var(--felt);
  color: var(--coco);
}

.page-faq .matrix-hint {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--mist);
}

.page-faq .matrix-scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1px solid var(--faq-line);
  border-radius: var(--faq-radius);
  background: rgba(12, 43, 54, 0.64);
}

.page-faq .matrix {
  min-width: 680px;
}

.page-faq .matrix-head,
.page-faq .matrix-row {
  display: grid;
  grid-template-columns: 1.15fr 1.45fr 0.9fr 1.85fr;
  gap: 12px;
  align-items: center;
  padding: 12px 16px;
}

.page-faq .matrix-head {
  background: var(--felt-deep);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: var(--coco);
  border-bottom: 1px solid var(--faq-line-strong);
}

.page-faq .matrix-row {
  border-bottom: 1px solid var(--faq-line);
  font-size: 14px;
  line-height: 1.6;
  transition: background 0.16s ease;
}

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

.page-faq .matrix-row:hover {
  background: rgba(20, 107, 74, 0.16);
}

.page-faq .mx-os {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--lamp);
}

.page-faq .mx-browser {
  color: var(--coco);
}

.page-faq .mx-fix {
  color: var(--faq-ink-soft);
  font-size: 13.5px;
}

.page-faq .mx-state {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.04em;
}

.page-faq .mx-state .dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  flex: 0 0 auto;
}

.page-faq .mx-state.is-ok {
  color: var(--palm);
}

.page-faq .mx-state.is-ok .dot {
  background: var(--palm);
  box-shadow: 0 0 0 3px rgba(63, 184, 160, 0.2);
}

.page-faq .mx-state.is-warn {
  color: var(--chip);
}

.page-faq .mx-state.is-warn .dot {
  background: var(--chip);
  box-shadow: 0 0 0 3px rgba(242, 138, 46, 0.2);
}

.page-faq .mx-state.is-bad {
  color: var(--coral);
}

.page-faq .mx-state.is-bad .dot {
  background: var(--coral);
  box-shadow: 0 0 0 3px rgba(242, 107, 107, 0.2);
}

.page-faq .matrix-note {
  margin: 18px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--faq-ink-soft);
  padding-left: 14px;
  border-left: 2px solid var(--chip);
  max-width: 68ch;
}

/* 新手上手 */
.page-faq .faq-section--felt {
  background:
    radial-gradient(90% 80% at 100% 0%, rgba(20, 107, 74, 0.5), transparent 62%),
    var(--ink-night);
}

.page-faq .onboard-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 4vw, 36px);
  align-items: start;
}

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

.page-faq .onboard-item {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 12px;
  padding: 16px 18px;
  background: rgba(7, 26, 36, 0.56);
  border: 1px solid var(--faq-line);
  border-radius: var(--faq-radius);
}

.page-faq .onboard-num {
  font-family: var(--font-mono);
  font-size: 20px;
  line-height: 1.2;
  color: var(--lamp);
}

.page-faq .onboard-item h3 {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 16.5px;
  line-height: 1.45;
  margin: 0 0 6px;
  color: var(--coco);
}

.page-faq .onboard-item p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--faq-ink-soft);
}

.page-faq .onboard-visual {
  margin: 0;
  border: 1px solid var(--faq-line-strong);
  border-radius: 4px var(--faq-radius) 4px var(--faq-radius);
  overflow: hidden;
  background: var(--ink-deep);
}

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

.page-faq .onboard-visual figcaption {
  padding: 10px 14px 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.6;
  color: var(--mist);
  border-top: 1px solid var(--faq-line);
}

.page-faq .onboard-foot {
  margin: 22px 0 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--faq-ink-soft);
}

.page-faq .onboard-foot a {
  color: var(--palm);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* 段位入门 */
.page-faq .rank-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.page-faq .rank-chip {
  padding: 16px 18px;
  background: rgba(12, 43, 54, 0.7);
  border: 1px solid var(--faq-line);
  border-left: 3px solid var(--palm);
  border-radius: 4px var(--faq-radius) var(--faq-radius) 4px;
}

.page-faq .rank-chip:nth-child(2n) {
  border-left-color: var(--lamp);
}

.page-faq .rank-chip:nth-child(3n) {
  border-left-color: var(--chip);
}

.page-faq .rank-level {
  display: block;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--coco);
  margin-bottom: 8px;
}

.page-faq .rank-chip p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--faq-ink-soft);
}

/* 联系支持 */
.page-faq .faq-section--support {
  background: var(--ink-deep);
  padding-bottom: clamp(48px, 8vw, 96px);
}

.page-faq .support-panel {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
  padding: clamp(20px, 4vw, 38px);
  background:
    linear-gradient(150deg, rgba(20, 107, 74, 0.28), transparent 58%),
    rgba(12, 43, 54, 0.86);
  border: 1px solid var(--faq-line-strong);
  border-top: 3px solid var(--chip);
  border-radius: var(--faq-radius);
}

.page-faq .support-main .section-title {
  font-size: clamp(22px, 3.2vw, 32px);
}

.page-faq .support-mail {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
  padding: 12px 0;
  border-bottom: 1px dashed var(--faq-line);
}

.page-faq .support-key {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--mist);
  min-width: 62px;
}

.page-faq .support-val {
  font-family: var(--font-mono);
  font-size: 14.5px;
  color: var(--palm);
  text-decoration: none;
  word-break: break-all;
}

.page-faq .support-val:hover {
  text-decoration: underline;
}

.page-faq .copy-btn {
  min-height: 40px;
}

.page-faq .copy-btn[data-copied="true"] {
  background: var(--palm);
  border-color: var(--palm);
  color: var(--ink-deep);
}

.page-faq .support-template {
  margin-top: 18px;
  padding: 16px;
  background: rgba(7, 26, 36, 0.66);
  border: 1px solid var(--faq-line);
  border-radius: 4px var(--faq-radius) var(--faq-radius) 4px;
}

.page-faq .template-label {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--lamp);
}

.page-faq .template-code {
  display: block;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.8;
  color: var(--coco);
  padding: 10px 12px;
  background: rgba(5, 16, 21, 0.7);
  border-left: 2px solid var(--chip);
  border-radius: 2px;
  word-break: break-word;
  margin-bottom: 12px;
}

.page-faq .support-side {
  border-top: 1px solid var(--faq-line);
  padding-top: 20px;
}

.page-faq .support-facts {
  margin: 0 0 16px;
  display: grid;
  gap: 12px;
}

.page-faq .support-facts > div {
  display: grid;
  gap: 3px;
}

.page-faq .support-facts dt {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--mist);
}

.page-faq .support-facts dd {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.65;
  color: var(--coco);
}

.page-faq .support-facts dd a {
  color: var(--palm);
  text-decoration: none;
  font-family: var(--font-mono);
}

.page-faq .support-facts dd a:hover {
  text-decoration: underline;
}

.page-faq .support-tip {
  margin: 0 0 16px;
  font-size: 14px;
  line-height: 1.72;
  color: var(--faq-ink-soft);
}

.page-faq .support-tip a {
  color: var(--palm);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .support-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 12px 22px;
  width: 100%;
}

/* 响应式 */
@media (min-width: 720px) {
  .page-faq .triage {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-faq .rank-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-faq .support-mail {
    flex-wrap: nowrap;
  }
}

@media (min-width: 940px) {
  .page-faq .faq-hero-grid {
    grid-template-columns: 1.12fr 0.88fr;
    align-items: start;
  }

  .page-faq .onboard-grid {
    grid-template-columns: 1.3fr 0.9fr;
  }

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

  .page-faq .support-panel {
    grid-template-columns: 1.45fr 1fr;
    gap: 34px;
  }

  .page-faq .support-side {
    border-top: 0;
    border-left: 1px solid var(--faq-line);
    padding-top: 0;
    padding-left: 28px;
  }

  .page-faq .support-cta {
    width: auto;
  }

  .page-faq .step-item {
    grid-template-columns: 56px 1fr;
    gap: 20px;
  }

  .page-faq .step-mark {
    width: 56px;
    height: 56px;
  }

  .page-faq .step-item::before {
    left: 27px;
    top: 56px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .triage-card,
  .page-faq .disclose-icon,
  .page-faq .matrix-row,
  .page-faq .filter-btn,
  .page-faq .faq-toc a {
    transition: none;
  }

  .page-faq .triage-card:hover {
    transform: none;
  }
}
<<<END>>>