.page-faq {
  --faq-stick: 3.75rem;
  --faq-gutter: 0%;
  --faq-radius: var(--radius-lg);
  padding-bottom: clamp(3rem, 8vw, 6rem);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  padding-top: clamp(1rem, 3vw, 1.75rem);
  padding-bottom: clamp(1.5rem, 4vw, 2.5rem);
}

.page-faq .faq-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.5rem, 4vw, 2.5rem);
  align-items: center;
}

.page-faq .faq-hero-copy h1 {
  font-family: var(--font-serif);
  font-size: clamp(2.1rem, 7vw, 3.75rem);
  font-weight: 600;
  line-height: 1.08;
  letter-spacing: -0.01em;
  margin: 0.4rem 0 0.9rem;
  color: var(--bone);
}

.page-faq .faq-hero-copy .lede {
  max-width: 40rem;
}

.page-faq .faq-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.page-faq .faq-hero-figure {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
}

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

/* ---------- 分类胶囊 ---------- */
.page-faq .faq-jump {
  position: sticky;
  top: var(--faq-stick);
  z-index: 6;
  padding: 0.7rem 0;
  margin-bottom: clamp(1.25rem, 4vw, 2.25rem);
  background: rgba(11, 27, 51, 0.93);
  backdrop-filter: blur(10px);
  border-top: 1px solid rgba(245, 242, 233, 0.1);
  border-bottom: 1px solid rgba(245, 242, 233, 0.1);
}

.page-faq .faq-jump-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 0.5rem;
  overflow-x: auto;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

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

.page-faq .faq-jump-pill {
  display: inline-block;
  white-space: nowrap;
  padding: 0.45rem 0.95rem;
  border: 1px solid rgba(245, 242, 233, 0.18);
  border-radius: var(--radius-pill);
  font-size: 0.8125rem;
  letter-spacing: 0.04em;
  color: var(--bone);
  text-decoration: none;
  transition: background var(--t) var(--ease), border-color var(--t) var(--ease), color var(--t) var(--ease);
}

.page-faq .faq-jump-pill:hover {
  background: var(--card-yellow);
  border-color: var(--card-yellow);
  color: var(--night-deep);
}

.page-faq .faq-jump-pill:focus-visible {
  outline: 2px solid var(--card-yellow);
  outline-offset: 3px;
  background: var(--card-yellow);
  border-color: var(--card-yellow);
  color: var(--night-deep);
}

/* ---------- 区块通用 ---------- */
.page-faq .faq-block {
  --faq-accent: var(--card-yellow);
  scroll-margin-top: calc(var(--faq-stick) + 5rem);
  padding-block: clamp(1.5rem, 4.5vw, 2.75rem);
}

.page-faq .faq-block:focus {
  outline: none;
}

.page-faq .faq-block + .faq-block {
  border-top: 1px solid rgba(245, 242, 233, 0.09);
}

.page-faq .faq-block .section-label {
  color: var(--faq-accent);
}

.page-faq #updates { --faq-accent: var(--pitch-light); }
.page-faq #discipline { --faq-accent: var(--lipstick-light); }
.page-faq #correction { --faq-accent: var(--clay); }
.page-faq #contact-help { --faq-accent: var(--pitch-light); }
.page-faq #usage { --faq-accent: var(--card-yellow); }

.page-faq .faq-block-head {
  max-width: 48rem;
  margin-bottom: clamp(1.15rem, 3vw, 1.85rem);
}

.page-faq .faq-block-lede {
  margin: 0.65rem 0 0;
  color: var(--bone-dim);
  font-size: 1rem;
  line-height: 1.75;
}

/* ---------- 问答卡片 ---------- */
.page-faq .faq-list {
  display: grid;
  gap: 0.8rem;
}

.page-faq .qa {
  background: rgba(245, 242, 233, 0.045);
  border: 1px solid rgba(245, 242, 233, 0.1);
  border-radius: var(--faq-radius);
  overflow: hidden;
  transition: background var(--t) var(--ease), border-color var(--t) var(--ease), transform var(--t) var(--ease);
}

.page-faq .qa:hover {
  background: rgba(245, 242, 233, 0.075);
  transform: translateY(-2px);
}

.page-faq .qa[open] {
  background: rgba(245, 242, 233, 0.065);
  border-color: rgba(243, 196, 60, 0.34);
}

.page-faq .qa-head {
  display: grid;
  grid-template-columns: 2.25rem minmax(0, 1fr) auto;
  align-items: start;
  gap: 0 0.85rem;
  padding: 1.1rem 1.2rem;
  padding-right: calc(1.2rem + var(--faq-gutter));
  cursor: pointer;
  list-style: none;
}

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

.page-faq .qa-head:focus-visible {
  outline: 2px solid var(--card-yellow);
  outline-offset: -3px;
  border-radius: var(--faq-radius);
}

.page-faq .qa-num {
  font-family: var(--font-number);
  font-size: 0.8125rem;
  letter-spacing: 0.08em;
  font-variant-numeric: tabular-nums;
  color: rgba(245, 242, 233, 0.45);
  padding-top: 0.4rem;
  transition: color var(--t) var(--ease);
}

.page-faq .qa[open] .qa-num {
  color: var(--card-yellow);
}

.page-faq .qa-question {
  font-family: var(--font-serif);
  font-size: clamp(1.0625rem, 2.4vw, 1.3rem);
  font-weight: 600;
  line-height: 1.5;
  letter-spacing: -0.005em;
  color: var(--bone);
}

.page-faq .qa-toggle {
  position: relative;
  width: 1.7rem;
  height: 1.7rem;
  flex: none;
  border: 1px solid rgba(245, 242, 233, 0.24);
  border-radius: var(--radius-pill);
  transition: border-color var(--t) var(--ease), background var(--t) var(--ease);
}

.page-faq .qa-toggle::before,
.page-faq .qa-toggle::after {
  content: "";
  position: absolute;
  left: 25%;
  right: 25%;
  top: calc(50% - 1px);
  height: 2px;
  border-radius: 2px;
  background: var(--card-yellow);
  transition: transform var(--t) var(--ease);
}

.page-faq .qa-toggle::after {
  transform: rotate(90deg);
}

.page-faq .qa[open] .qa-toggle {
  border-color: rgba(243, 196, 60, 0.6);
  background: rgba(243, 196, 60, 0.12);
}

.page-faq .qa[open] .qa-toggle::after {
  transform: rotate(0deg);
}

.page-faq .qa-answer {
  margin-left: var(--faq-gutter);
  padding: 0 1.2rem 1.25rem;
  color: var(--bone-dim);
  font-size: 1rem;
  line-height: 1.78;
}

.page-faq .qa-answer p {
  margin: 0 0 0.8rem;
  max-width: 42rem;
}

.page-faq .qa-answer p:last-child {
  margin-bottom: 0;
}

.page-faq .qa-answer a {
  color: var(--lipstick-light);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .qa-answer a:hover,
.page-faq .qa-answer a:focus-visible {
  color: var(--card-yellow);
}

.page-faq .qa-answer a:focus-visible {
  outline: 2px solid var(--card-yellow);
  outline-offset: 3px;
  border-radius: 3px;
}

/* ---------- 检索路径 ---------- */
.page-faq .faq-flow {
  margin: clamp(1.25rem, 3.5vw, 2rem) 0 clamp(1.25rem, 3.5vw, 2rem);
  padding: clamp(1rem, 3vw, 1.5rem) clamp(0.9rem, 3vw, 1.5rem);
  background: linear-gradient(160deg, rgba(30, 122, 77, 0.22), rgba(11, 27, 51, 0.9) 62%);
  border: 1px solid rgba(53, 167, 106, 0.3);
  border-radius: var(--faq-radius);
}

.page-faq .faq-path {
  display: none;
}

.page-faq .faq-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1rem;
}

.page-faq .faq-step {
  position: relative;
  padding-left: 1rem;
  border-left: 2px solid rgba(243, 196, 60, 0.42);
}

.page-faq .faq-step-num {
  display: block;
  font-family: var(--font-number);
  font-size: 0.8125rem;
  letter-spacing: 0.12em;
  font-variant-numeric: tabular-nums;
  color: var(--card-yellow);
}

.page-faq .faq-step-title {
  margin: 0.2rem 0 0.35rem;
  font-family: var(--font-serif);
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--bone);
}

.page-faq .faq-step p {
  margin: 0;
  color: var(--bone-dim);
  font-size: 0.9375rem;
  line-height: 1.7;
}

.page-faq .faq-discipline-figure {
  margin: 0 0 clamp(1.25rem, 3.5vw, 2rem);
  border-radius: var(--faq-radius);
  overflow: hidden;
  border: 1px solid rgba(245, 242, 233, 0.1);
}

.page-faq .faq-discipline-figure .media-caption {
  padding: 0.7rem 1rem 0.85rem;
  font-size: 0.8125rem;
  line-height: 1.6;
  color: rgba(245, 242, 233, 0.6);
}

/* ---------- 联系方式 ---------- */
.page-faq .faq-contact {
  display: grid;
  gap: 1px;
  background: rgba(245, 242, 233, 0.12);
  border: 1px solid rgba(245, 242, 233, 0.12);
  border-radius: var(--faq-radius);
  overflow: hidden;
  margin-bottom: clamp(1.15rem, 3vw, 1.75rem);
}

.page-faq .faq-contact-item {
  background: var(--night);
  padding: 1rem 1.2rem;
}

.page-faq .faq-contact-label {
  margin: 0 0 0.3rem;
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--clay);
}

.page-faq .faq-contact-value {
  margin: 0;
  font-family: var(--font-number);
  font-size: 1.0625rem;
  letter-spacing: 0.01em;
  color: var(--bone);
  word-break: break-word;
}

.page-faq .faq-contact-item:last-child .faq-contact-value {
  font-family: var(--font-body);
  font-size: 0.9375rem;
  line-height: 1.65;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-faq .faq-hero-grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
  }

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

  .page-faq .faq-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.25rem;
  }
}

@media (min-width: 900px) {
  .page-faq {
    --faq-stick: 4.5rem;
    --faq-gutter: 38%;
  }

  .page-faq .faq-block {
    padding-block: clamp(2.25rem, 4vw, 3.5rem);
  }

  .page-faq .faq-path {
    display: block;
    width: 100%;
    height: 4px;
    margin-bottom: 0.4rem;
  }

  .page-faq .faq-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1.5rem;
  }

  .page-faq .faq-step {
    padding-left: 0;
    padding-top: 0.9rem;
    border-left: 0;
    border-top: 2px solid rgba(243, 196, 60, 0.42);
  }

  .page-faq .faq-contact {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 1100px) {
  .page-faq .qa-head {
    padding: 1.35rem 1.5rem;
    padding-right: calc(1.5rem + var(--faq-gutter));
    grid-template-columns: 2.5rem minmax(0, 1fr) auto;
    gap: 0 1rem;
  }

  .page-faq .qa-answer {
    padding: 0 1.5rem 1.5rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .qa,
  .page-faq .qa-toggle,
  .page-faq .qa-toggle::after,
  .page-faq .faq-jump-pill,
  .page-faq .qa-num {
    transition: none;
  }

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