.page-faq {
  --faq-panel-bg: rgba(20, 34, 74, 0.44);
  --faq-accent: var(--sl-cyan);
  --faq-accent-purple: #9B8BE8;
}

/* ---------- 面包屑与首屏 ---------- */
.page-faq .sl-breadcrumb {
  margin: 26px 0 0;
}

.page-faq .faq-hero {
  display: grid;
  gap: 18px;
  padding: 26px 0 32px;
}

.page-faq .faq-hero__title {
  margin: 14px 0 0;
  font-family: var(--sl-font-display);
  font-weight: 900;
  font-size: clamp(28px, 6.2vw, 54px);
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--sl-silver);
}

.page-faq .faq-hero__side p {
  margin: 0;
  font-size: 16px;
  line-height: 1.78;
  color: var(--sl-slate);
}

/* ---------- 索引条 ---------- */
.page-faq .sl-index-strip {
  border-top: 1px solid var(--sl-line);
  border-bottom: 1px solid var(--sl-line);
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-faq .sl-index-strip__inner {
  display: flex;
  min-width: max-content;
  white-space: nowrap;
}

.page-faq .sl-index-strip a {
  display: inline-block;
  padding: 12px 16px;
  border-right: 1px solid var(--sl-line);
  font-family: var(--sl-font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--sl-slate);
  text-decoration: none;
  transition: color 0.14s ease, background-color 0.14s ease;
}

.page-faq .sl-index-strip a:hover,
.page-faq .sl-index-strip a[data-active] {
  color: var(--sl-cyan);
  background: rgba(47, 243, 213, 0.06);
}

/* ---------- 双栏骨架 ---------- */
.page-faq .faq-layout {
  display: grid;
  gap: 30px;
  padding-top: 36px;
  padding-bottom: clamp(48px, 8vw, 96px);
}

.page-faq .faq-index .sl-index-label {
  display: block;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--sl-line-strong);
  color: var(--sl-silver);
}

.page-faq .faq-index__group {
  margin-top: 22px;
}

.page-faq .faq-index__group-title {
  margin: 0 0 8px;
  font-family: var(--sl-font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--sl-slate);
}

.page-faq .faq-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-faq .faq-index__list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 0;
  font-size: 14.5px;
  line-height: 1.5;
  color: var(--sl-silver);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.14s ease, border-color 0.14s ease;
}

.page-faq .faq-index__list a::before {
  content: "";
  flex: 0 0 auto;
  width: 6px;
  height: 6px;
  background: var(--sl-line-strong);
  transform: translateY(-2px);
  transition: background-color 0.14s ease;
}

.page-faq .faq-index__list a:hover {
  color: var(--sl-cyan);
  border-bottom-color: rgba(47, 243, 213, 0.4);
}

.page-faq .faq-index__list a:hover::before {
  background: var(--sl-cyan);
}

/* ---------- 答案块 ---------- */
.page-faq .faq-panels {
  display: grid;
  gap: 30px;
  min-width: 0;
}

.page-faq .faq-panel {
  position: relative;
  min-width: 0;
  padding: 22px 20px 28px 24px;
  background: var(--faq-panel-bg);
  clip-path: var(--sl-notch);
  box-shadow: inset 0 0 0 1px var(--sl-line);
  transition: box-shadow 0.16s ease, transform 0.16s ease, background-color 0.16s ease;
}

.page-faq .faq-panel::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--faq-accent);
  opacity: 0.55;
}

.page-faq .faq-panel:hover {
  transform: translateY(-2px);
  box-shadow: inset 0 0 0 1px rgba(47, 243, 213, 0.42);
}

.page-faq .faq-panel--gold { --faq-accent: var(--sl-gold); }
.page-faq .faq-panel--ember { --faq-accent: var(--sl-ember); }
.page-faq .faq-panel--purple { --faq-accent: var(--faq-accent-purple); }

.page-faq .faq-panel--gold:hover {
  box-shadow: inset 0 0 0 1px rgba(255, 200, 87, 0.42);
}

.page-faq .faq-panel--ember:hover {
  box-shadow: inset 0 0 0 1px rgba(255, 138, 58, 0.42);
}

.page-faq .faq-panel--purple:hover {
  box-shadow: inset 0 0 0 1px rgba(155, 139, 232, 0.46);
}

.page-faq .faq-panel__kicker {
  margin: 0 0 10px;
  font-family: var(--sl-font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--faq-accent);
}

.page-faq .faq-panel__title {
  margin: 0 0 18px;
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(6, 10, 18, 0.78);
  font-family: var(--sl-font-display);
  font-weight: 800;
  font-size: clamp(20px, 3.2vw, 27px);
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--sl-silver);
}

.page-faq .faq-panel__body > p {
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.8;
  color: #C6D2E3;
}

.page-faq .faq-panel__body a {
  color: var(--sl-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(47, 243, 213, 0.42);
  transition: border-color 0.14s ease;
}

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

/* ---------- 有序步骤 ---------- */
.page-faq .faq-steps {
  list-style: none;
  counter-reset: faqstep;
  margin: 20px 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-faq .faq-steps > li {
  counter-increment: faqstep;
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  font-size: 15.5px;
  line-height: 1.78;
  color: #C6D2E3;
}

.page-faq .faq-steps > li::before {
  content: counter(faqstep, decimal-leading-zero);
  padding-top: 4px;
  border-top: 1px solid var(--sl-line-strong);
  font-family: var(--sl-font-mono);
  font-size: 14px;
  color: var(--sl-cyan);
}

/* ---------- 时间节点提示条 ---------- */
.page-faq .faq-gate {
  margin: 22px 0;
  padding: 4px 0 4px 18px;
  border-left: 3px solid var(--sl-ember);
}

.page-faq .faq-gate__label {
  margin: 0 0 6px;
  font-family: var(--sl-font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--sl-ember);
}

.page-faq .faq-gate__text {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--sl-silver);
}

/* ---------- 排除清单 ---------- */
.page-faq .faq-checks {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 18px;
}

.page-faq .faq-checks > li {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 14px;
  padding-top: 16px;
  border-top: 1px solid var(--sl-line);
  font-size: 15.5px;
  line-height: 1.78;
  color: #C6D2E3;
}

.page-faq .faq-checks__num {
  font-family: var(--sl-font-mono);
  font-size: 15px;
  letter-spacing: 0.04em;
  color: var(--sl-gold);
}

.page-faq .faq-checks strong {
  display: block;
  color: var(--sl-silver);
  font-weight: 700;
  margin-bottom: 4px;
}

/* ---------- 条目列表 ---------- */
.page-faq .faq-bullets {
  list-style: none;
  margin: 18px 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-faq .faq-bullets li {
  position: relative;
  padding-left: 20px;
  font-size: 15.5px;
  line-height: 1.78;
  color: #C6D2E3;
}

.page-faq .faq-bullets li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 12px;
  width: 8px;
  height: 1px;
  background: var(--faq-accent);
}

.page-faq .faq-bullets strong {
  color: var(--sl-silver);
  font-weight: 700;
}

/* ---------- 刷新节奏表 ---------- */
.page-faq .faq-rhythm {
  list-style: none;
  margin: 18px 0;
  padding: 0;
  border-top: 1px solid var(--sl-line);
}

.page-faq .faq-rhythm li {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  padding: 13px 0;
  border-bottom: 1px solid var(--sl-line);
}

.page-faq .faq-rhythm__k {
  font-size: 14.5px;
  color: var(--sl-slate);
}

.page-faq .faq-rhythm__v {
  font-family: var(--sl-font-mono);
  font-size: 15px;
  letter-spacing: 0.02em;
  color: var(--sl-ember);
}

/* ---------- 症状定义列表 ---------- */
.page-faq .faq-symptoms {
  margin: 18px 0 0;
}

.page-faq .faq-symptoms dt {
  padding: 15px 0 6px;
  border-top: 1px solid var(--sl-line);
  font-family: var(--sl-font-mono);
  font-size: 14px;
  letter-spacing: 0.02em;
  color: var(--sl-silver);
}

.page-faq .faq-symptoms dt:first-of-type {
  padding-top: 0;
  border-top: 0;
}

.page-faq .faq-symptoms dd {
  margin: 0 0 14px;
  font-size: 15.5px;
  line-height: 1.8;
  color: #C6D2E3;
}

/* ---------- 联系双栏 ---------- */
.page-faq .faq-contact-grid {
  display: grid;
  gap: 20px;
  margin: 22px 0 4px;
}

.page-faq .faq-contact-grid__cell {
  padding: 16px 16px 18px;
  background: rgba(6, 10, 18, 0.36);
  clip-path: var(--sl-notch-sm);
  box-shadow: inset 0 0 0 1px var(--sl-line);
}

.page-faq .faq-contact-grid__title {
  margin: 0 0 10px;
  font-family: var(--sl-font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--sl-slate);
}

.page-faq .faq-contact-grid__cell p {
  margin: 0 0 8px;
  font-size: 15.5px;
  line-height: 1.78;
  color: #C6D2E3;
}

.page-faq .faq-contact-grid__line {
  font-family: var(--sl-font-mono);
  font-size: 15px;
  color: var(--sl-silver);
}

.page-faq .faq-contact-grid__note {
  margin-top: 10px !important;
  padding-top: 10px;
  border-top: 1px solid var(--sl-line);
  font-size: 14px !important;
  line-height: 1.75 !important;
  color: var(--sl-slate) !important;
}

/* ---------- 图片 ---------- */
.page-faq .faq-figure {
  margin: 24px 0 18px;
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  background: var(--sl-nebula);
}

.page-faq .faq-figure--square {
  max-width: 420px;
}

.page-faq .faq-figure__cap {
  margin: 10px 0 0;
  padding-top: 8px;
  border-top: 1px solid var(--sl-line);
  font-family: var(--sl-font-mono);
  font-size: 12px;
  line-height: 1.7;
  color: var(--sl-slate);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-faq .faq-hero {
    gap: 22px;
    padding: 34px 0 40px;
  }

  .page-faq .faq-panel {
    padding: 28px 28px 34px 32px;
  }

  .page-faq .faq-contact-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 28px;
  }
}

@media (min-width: 960px) {
  .page-faq .faq-hero {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    align-items: end;
    gap: 44px;
    padding: 46px 0 50px;
  }

  .page-faq .faq-hero__side {
    max-width: 40ch;
    padding-bottom: 6px;
  }

  .page-faq .faq-layout {
    grid-template-columns: 232px minmax(0, 1fr);
    gap: 58px;
    padding-top: 52px;
  }

  .page-faq .faq-index {
    position: sticky;
    top: 96px;
    align-self: start;
  }

  .page-faq .faq-panels {
    gap: 36px;
  }

  .page-faq .faq-panel {
    padding: 32px 36px 40px 40px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-panel,
  .page-faq .faq-index__list a,
  .page-faq .faq-index__list a::before,
  .page-faq .sl-index-strip a,
  .page-faq .faq-panel__body a {
    transition: none;
  }

  .page-faq .faq-panel:hover {
    transform: none;
  }
}