.page-faq {
  --faq-line: rgba(143, 168, 154, 0.22);
  --faq-line-strong: rgba(183, 255, 60, 0.34);
  --faq-card: rgba(20, 38, 29, 0.66);
  --faq-soft: rgba(234, 242, 236, 0.66);
  --faq-faint: rgba(234, 242, 236, 0.44);
  background: var(--c-ink);
  color: var(--c-chalk);
  font-family: var(--font-body);
  overflow-x: clip;
  padding-bottom: clamp(40px, 7vw, 88px);
}

.page-faq .crumbs {
  padding-top: clamp(16px, 3vw, 28px);
}

.page-faq h2,
.page-faq h3 {
  font-family: var(--font-display);
  letter-spacing: -0.02em;
  text-wrap: balance;
}

.page-faq p {
  line-height: 1.75;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  padding-block: clamp(22px, 4vw, 48px) clamp(30px, 5vw, 62px);
  background:
    radial-gradient(115% 85% at 88% -10%, rgba(183, 255, 60, 0.11), transparent 62%),
    radial-gradient(90% 90% at -5% 110%, rgba(184, 107, 75, 0.14), transparent 58%);
}

.page-faq .faq-hero__grid {
  display: grid;
  gap: clamp(22px, 4vw, 42px);
  align-items: start;
}

.page-faq .faq-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5.6vw, 4rem);
  line-height: 1.04;
  letter-spacing: -0.03em;
  font-weight: 800;
  margin: 0.35em 0 0.45em;
}

.page-faq .faq-hero__lede {
  margin: 0;
  max-width: 40ch;
  font-size: clamp(0.98rem, 1.6vw, 1.08rem);
  color: var(--faq-soft);
}

.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: clamp(18px, 3vw, 26px);
}

.page-faq .faq-meters {
  display: grid;
  margin: clamp(24px, 4vw, 36px) 0 0;
  border-top: 1px solid var(--faq-line);
}

.page-faq .faq-meter {
  padding: 13px 0;
  border-bottom: 1px solid var(--faq-line);
}

.page-faq .faq-meter dt {
  font-size: 0.76rem;
  letter-spacing: 0.07em;
  color: var(--faq-faint);
}

.page-faq .faq-meter dd {
  margin: 6px 0 0;
  font-size: 1.02rem;
  color: var(--c-chalk);
}

.page-faq .faq-hero__figure {
  margin: 0;
  border: 1px solid var(--faq-line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--surface-2);
}

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

.page-faq .faq-hero__figure figcaption {
  padding: 11px 16px 13px;
  font-size: 0.8rem;
  color: var(--faq-faint);
  border-top: 1px solid var(--faq-line);
}

/* ---------- 症状索引 ---------- */
.page-faq .faq-index {
  padding-block: clamp(30px, 5vw, 60px);
  border-top: 1px solid var(--faq-line);
}

.page-faq .faq-section-head h2 {
  font-size: clamp(1.6rem, 3.2vw, 2.4rem);
  line-height: 1.12;
  margin: 0.3em 0 0.4em;
}

.page-faq .faq-section-sub {
  margin: 0;
  max-width: 46ch;
  color: var(--faq-soft);
  font-size: 0.95rem;
}

.page-faq .faq-seg {
  margin-top: clamp(20px, 3.4vw, 34px);
}

.page-faq .faq-seg__list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  width: 100%;
  padding: 6px;
  border: 1px solid var(--faq-line);
  border-radius: var(--radius-pill);
  background: rgba(221, 235, 224, 0.05);
}

.page-faq .faq-seg__list .seg-tab {
  flex: 1 1 auto;
  min-width: 0;
  padding: 10px 14px;
  border: 0;
  border-radius: var(--radius-pill);
  background: transparent;
  color: var(--faq-soft);
  font-family: var(--font-display);
  font-size: clamp(0.78rem, 2vw, 0.94rem);
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.3;
  cursor: pointer;
  transition: background 0.18s ease, color 0.18s ease;
}

.page-faq .faq-seg__list .seg-tab:hover {
  color: var(--c-chalk);
  background: rgba(183, 255, 60, 0.1);
}

.page-faq .faq-seg__list .seg-tab[aria-selected="true"] {
  background: var(--c-lime);
  color: var(--c-ink-deep);
}

.page-faq .faq-seg__list .seg-tab:focus-visible {
  outline: 2px solid var(--c-chalk);
  outline-offset: 2px;
}

.page-faq .seg-panel {
  margin-top: clamp(14px, 2.6vw, 24px);
  padding: clamp(18px, 3vw, 28px);
  border: 1px solid var(--faq-line);
  border-left: 3px solid var(--c-lime);
  border-radius: var(--radius-md);
  background: var(--faq-card);
}

.page-faq .seg-panel:focus-visible {
  outline: 2px solid var(--c-lime);
  outline-offset: 3px;
}

.page-faq .seg-panel h3 {
  margin: 0 0 0.5em;
  font-size: clamp(1.05rem, 2.2vw, 1.28rem);
  line-height: 1.3;
}

.page-faq .seg-panel > p {
  margin: 0 0 1em;
  color: var(--faq-soft);
  font-size: 0.95rem;
}

.page-faq .faq-quick {
  list-style: none;
  margin: 0 0 1em;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-faq .faq-quick li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 10px;
  align-items: baseline;
  font-size: 0.92rem;
  color: var(--c-chalk);
}

.page-faq .faq-quick .data {
  color: var(--c-lime);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
}

.page-faq .faq-jump {
  display: inline-block;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--c-lime);
  text-decoration: none;
  border-bottom: 1px solid var(--faq-line-strong);
  padding-bottom: 2px;
}

.page-faq .faq-jump:hover,
.page-faq .faq-jump:focus-visible {
  color: var(--c-chalk);
  border-bottom-color: var(--c-chalk);
}

/* ---------- 长内容区块 ---------- */
.page-faq .faq-block {
  padding-block: clamp(30px, 5.5vw, 68px);
  border-top: 1px solid var(--faq-line);
}

.page-faq .faq-block__grid {
  display: grid;
  gap: clamp(20px, 3.4vw, 40px);
  align-items: start;
}

.page-faq .faq-block__aside h2 {
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  line-height: 1.14;
  margin: 0.32em 0 0.55em;
}

.page-faq .faq-block__aside p {
  margin: 0;
  color: var(--faq-soft);
  font-size: 0.95rem;
}

/* 编号步骤 + 细线 */
.page-faq .faq-steps {
  list-style: none;
  margin: 0 0 clamp(22px, 3.4vw, 34px);
  padding: 0;
  counter-reset: faqstep;
}

.page-faq .faq-steps > li {
  position: relative;
  counter-increment: faqstep;
  padding: 0 0 clamp(20px, 3vw, 30px) clamp(42px, 6vw, 58px);
}

.page-faq .faq-steps > li::before {
  content: counter(faqstep, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: -2px;
  width: clamp(30px, 4vw, 40px);
  height: clamp(30px, 4vw, 40px);
  display: grid;
  place-items: center;
  border-radius: 50%;
  border: 1px solid var(--faq-line-strong);
  background: var(--surface-2);
  color: var(--c-lime);
  font-family: var(--font-mono);
  font-size: 0.76rem;
  font-weight: 700;
}

.page-faq .faq-steps > li::after {
  content: "";
  position: absolute;
  left: calc(clamp(30px, 4vw, 40px) / 2);
  top: clamp(34px, 4.4vw, 46px);
  bottom: 8px;
  width: 1px;
  background: linear-gradient(var(--faq-line-strong), transparent);
}

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

.page-faq .faq-steps > li:last-child::after {
  display: none;
}

.page-faq .faq-steps h3 {
  margin: 0 0 0.4em;
  font-size: clamp(1rem, 2.1vw, 1.14rem);
  line-height: 1.35;
}

.page-faq .faq-steps p {
  margin: 0;
  color: var(--faq-soft);
  font-size: 0.94rem;
}

/* 图片 */
.page-faq .faq-figure {
  margin: 0 0 clamp(20px, 3.2vw, 30px);
  border: 1px solid var(--faq-line);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--surface-2);
}

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

.page-faq .faq-figure figcaption {
  padding: 10px 15px 12px;
  font-size: 0.79rem;
  color: var(--faq-faint);
  border-top: 1px solid var(--faq-line);
}

/* 折叠问答 */
.page-faq .faq-accordion {
  border-top: 1px solid var(--faq-line);
}

.page-faq .faq-accordion:last-of-type {
  border-bottom: 1px solid var(--faq-line);
}

.page-faq .faq-accordion summary {
  display: flex;
  gap: 12px;
  align-items: baseline;
  padding: 14px 0;
  cursor: pointer;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--c-chalk);
  list-style: none;
}

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

.page-faq .faq-accordion summary::before {
  content: "+";
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 1rem;
  line-height: 1;
  color: var(--c-lime);
}

.page-faq .faq-accordion[open] summary::before {
  content: "\2013";
}

.page-faq .faq-accordion summary:focus-visible {
  outline: 2px solid var(--c-lime);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

.page-faq .faq-accordion__body {
  padding: 0 0 16px 26px;
}

.page-faq .faq-accordion__body p {
  margin: 0;
  color: var(--faq-soft);
  font-size: 0.92rem;
}

/* SVG 替代路径 */
.page-faq .faq-flowwrap {
  margin-bottom: clamp(22px, 3.4vw, 32px);
  padding: clamp(16px, 3vw, 26px);
  border: 1px solid var(--faq-line);
  border-radius: var(--radius-md);
  background: linear-gradient(160deg, rgba(20, 38, 29, 0.9), rgba(17, 21, 18, 0.7));
}

.page-faq .faq-flow {
  display: block;
  width: 100%;
  height: auto;
}

.page-faq .faq-flow text {
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 700;
  fill: var(--c-chalk);
}

.page-faq .faq-flow .faq-flow__sub {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 400;
  fill: var(--c-mineral);
}

.page-faq .faq-flow__cap {
  margin: 12px 0 0;
  font-size: 0.8rem;
  color: var(--faq-faint);
}

/* 提示卡与要点列表 */
.page-faq .faq-notecard {
  margin-bottom: clamp(18px, 3vw, 26px);
  padding: clamp(16px, 2.6vw, 22px);
  border-radius: var(--radius-md);
  border: 1px solid rgba(183, 255, 60, 0.24);
  background: rgba(183, 255, 60, 0.07);
}

.page-faq .faq-notecard__k {
  margin: 0 0 0.45em;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.12em;
  color: var(--c-lime);
}

.page-faq .faq-notecard p:last-child {
  margin: 0;
  color: var(--c-chalk);
  font-size: 0.94rem;
}

.page-faq .faq-bullets {
  list-style: none;
  margin: 0 0 clamp(18px, 3vw, 26px);
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-faq .faq-bullets li {
  position: relative;
  padding-left: 20px;
  color: var(--faq-soft);
  font-size: 0.94rem;
  line-height: 1.75;
}

.page-faq .faq-bullets li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 9px;
  height: 2px;
  background: var(--c-ember);
}

.page-faq .faq-bullets strong {
  color: var(--c-chalk);
  font-weight: 600;
}

/* 兼容检查网格 */
.page-faq .faq-checks {
  list-style: none;
  margin: 0 0 clamp(16px, 2.6vw, 24px);
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .faq-checks li {
  padding: clamp(14px, 2.4vw, 20px);
  border: 1px solid var(--faq-line);
  border-radius: var(--radius-sm);
  background: var(--faq-card);
}

.page-faq .faq-checks__k {
  display: inline-block;
  margin-bottom: 6px;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.1em;
  color: var(--c-mineral);
}

.page-faq .faq-checks p {
  margin: 0;
  color: var(--faq-soft);
  font-size: 0.92rem;
}

.page-faq .faq-tailnote {
  margin: 0 0 clamp(18px, 3vw, 26px);
  padding-left: 13px;
  border-left: 2px solid var(--c-clay);
  font-size: 0.85rem;
  color: var(--faq-faint);
}

/* ---------- 联系支持前 ---------- */
.page-faq .faq-pre {
  padding-block: clamp(30px, 5.5vw, 66px);
  border-top: 1px solid var(--faq-line);
  background: linear-gradient(180deg, rgba(184, 107, 75, 0.09), transparent 70%);
}

.page-faq .faq-pre__inner {
  display: grid;
  gap: clamp(20px, 3.4vw, 36px);
}

.page-faq .faq-pre__intro h2 {
  font-size: clamp(1.55rem, 3vw, 2.2rem);
  line-height: 1.14;
  margin: 0.3em 0 0.5em;
}

.page-faq .faq-pre__intro p {
  margin: 0;
  max-width: 44ch;
  color: var(--faq-soft);
  font-size: 0.95rem;
}

.page-faq .faq-materials {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--faq-line);
  border: 1px solid var(--faq-line);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.page-faq .faq-materials li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px;
  align-items: baseline;
  padding: 13px clamp(14px, 2.4vw, 20px);
  background: var(--surface-1);
  font-size: 0.92rem;
  color: var(--c-chalk);
}

.page-faq .faq-materials .data {
  color: var(--c-ember);
  font-size: 0.76rem;
  letter-spacing: 0.06em;
}

.page-faq .faq-contact-strip {
  margin-top: clamp(22px, 3.6vw, 34px);
  border-top: 1px solid var(--faq-line);
}

.page-faq .faq-contact-item {
  display: grid;
  gap: 4px;
  padding: 13px 0;
  border-bottom: 1px solid var(--faq-line);
}

.page-faq .faq-contact-key {
  font-size: 0.74rem;
  letter-spacing: 0.1em;
  color: var(--faq-faint);
}

.page-faq .faq-contact-val {
  font-size: 0.94rem;
  color: var(--c-chalk);
  word-break: break-word;
}

/* ---------- 尾段索引 ---------- */
.page-faq .faq-outro {
  padding-block: clamp(28px, 5vw, 56px);
  border-top: 1px solid var(--faq-line);
}

.page-faq .faq-outro__title {
  font-size: clamp(1.2rem, 2.4vw, 1.6rem);
  margin: 0 0 clamp(16px, 2.6vw, 24px);
}

.page-faq .faq-outro__links {
  display: grid;
  gap: 1px;
  background: var(--faq-line);
  border: 1px solid var(--faq-line);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.page-faq .faq-outro__links a {
  display: grid;
  gap: 4px;
  padding: clamp(14px, 2.4vw, 20px);
  background: var(--c-ink-deep);
  text-decoration: none;
  color: var(--c-chalk);
  transition: background 0.18s ease;
}

.page-faq .faq-outro__links a:hover,
.page-faq .faq-outro__links a:focus-visible {
  background: var(--surface-2);
}

.page-faq .faq-outro__links a:focus-visible {
  outline: 2px solid var(--c-lime);
  outline-offset: -2px;
}

.page-faq .faq-outro__k {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.page-faq .faq-outro__d {
  font-size: 0.84rem;
  color: var(--faq-faint);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-faq .faq-meters {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    border-bottom: 1px solid var(--faq-line);
  }

  .page-faq .faq-meter {
    padding: 14px 16px;
    border-bottom: 0;
    border-right: 1px solid var(--faq-line);
  }

  .page-faq .faq-meter:first-child {
    padding-left: 0;
  }

  .page-faq .faq-meter:last-child {
    border-right: 0;
    padding-right: 0;
  }

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

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

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

  .page-faq .faq-contact-strip {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: clamp(14px, 2.4vw, 26px);
  }

  .page-faq .faq-contact-item {
    border-bottom: 0;
    border-right: 1px solid var(--faq-line);
    padding: 16px 16px 16px 0;
  }

  .page-faq .faq-contact-item:last-child {
    border-right: 0;
    padding-right: 0;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    gap: clamp(28px, 4vw, 52px);
  }

  .page-faq .faq-block__grid {
    grid-template-columns: minmax(0, 0.62fr) minmax(0, 1fr);
    gap: clamp(26px, 4vw, 52px);
  }

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

  .page-faq .faq-pre__inner {
    grid-template-columns: minmax(0, 0.8fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-faq .faq-materials {
    grid-template-columns: 1fr;
  }
}

@media (min-width: 1100px) {
  .page-faq .faq-hero h1 {
    max-width: 16ch;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq * {
    transition: none !important;
    animation: none !important;
  }
}
<<<END>>>