.page-faq {
  background: var(--ink-900);
  color: var(--paper);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: 18px 0 52px;
  border-bottom: 1px solid var(--edge);
  background:
    radial-gradient(110% 80% at 88% 0%, rgba(53, 242, 224, .12), transparent 62%),
    radial-gradient(80% 70% at 0% 12%, rgba(255, 122, 26, .09), transparent 58%),
    var(--ink-900);
  overflow: hidden;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  right: -6%;
  top: -30%;
  width: 52%;
  height: 150%;
  background: repeating-linear-gradient(104deg, rgba(53, 242, 224, .09) 0 1px, transparent 1px 30px);
  pointer-events: none;
  opacity: .6;
}

.page-faq .breadcrumb {
  position: relative;
  z-index: 1;
  margin-bottom: 26px;
}

.page-faq .breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 12.5px;
  letter-spacing: .06em;
  color: var(--mist);
}

.page-faq .breadcrumb-list li + li::before {
  content: "/";
  margin-right: 8px;
  color: rgba(154, 168, 184, .5);
}

.page-faq .breadcrumb-link {
  color: var(--mist);
  text-decoration: none;
  transition: color .12s var(--ease);
}

.page-faq .breadcrumb-link:hover {
  color: var(--cyan);
}

.page-faq .faq-hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
  align-items: center;
}

.page-faq .faq-hero h1 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(30px, 6vw, 56px);
  line-height: 1.06;
  letter-spacing: -.02em;
  color: var(--paper);
}

.page-faq .faq-hero-lead {
  margin: 16px 0 0;
  max-width: 54ch;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--mist);
}

.page-faq .faq-jump {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin-top: 22px;
}

.page-faq .faq-jump a {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(27, 36, 48, .72);
  color: var(--paper);
  font-size: 13px;
  letter-spacing: .04em;
  text-decoration: none;
  transition: border-color .12s var(--ease), color .12s var(--ease), transform .12s var(--ease);
}

.page-faq .faq-jump a:hover,
.page-faq .faq-jump a:focus-visible {
  border-color: var(--cyan);
  color: var(--cyan);
  transform: translateY(-1px);
}

.page-faq .faq-jump .num {
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--cyan);
}

.page-faq .faq-hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 30px;
  margin: 28px 0 0;
  padding: 18px 0 0;
  list-style: none;
  border-top: 1px solid var(--edge);
}

.page-faq .faq-hero-stats li {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.page-faq .faq-hero-stats .num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 21px;
  color: var(--cyan);
  letter-spacing: -.01em;
}

.page-faq .faq-hero-stats .lbl {
  font-size: 12px;
  color: var(--mist);
  letter-spacing: .04em;
}

.page-faq .faq-hero-visual {
  position: relative;
  margin: 0;
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--ink-800);
  transform: rotate(-1.2deg);
  box-shadow: 0 34px 64px -34px rgba(0, 0, 0, .85);
}

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

.page-faq .faq-hero-visual figcaption {
  position: absolute;
  left: 12px;
  right: 12px;
  bottom: 12px;
  padding: 8px 12px;
  border-radius: var(--r-sm);
  background: rgba(7, 17, 31, .82);
  border: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .1em;
  color: var(--cyan);
  text-align: center;
}

/* ---------- 主体两列 ---------- */
.page-faq .faq-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
  padding: 40px 0 64px;
}

.page-faq .faq-rail {
  min-width: 0;
}

.page-faq .faq-rail-title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .18em;
  color: var(--mist);
}

.page-faq .faq-rail-list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 6px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-faq .faq-rail-link {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 9px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(12, 26, 43, .75);
  color: var(--mist);
  font-size: 13px;
  white-space: nowrap;
  text-decoration: none;
  transition: color .12s var(--ease), border-color .12s var(--ease);
}

.page-faq .faq-rail-link .num {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--cyan);
}

.page-faq .faq-rail-link:hover,
.page-faq .faq-rail-link:focus-visible {
  color: var(--paper);
  border-color: var(--cyan);
}

.page-faq .faq-rail-cta {
  display: none;
}

.page-faq .faq-body {
  min-width: 0;
}

/* ---------- 章节 ---------- */
.page-faq .faq-section {
  margin: 0 0 52px;
  scroll-margin-top: 118px;
}

.page-faq .faq-section-head {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  margin-bottom: 20px;
}

.page-faq .faq-section-mark {
  flex: 0 0 auto;
  width: 6px;
  align-self: stretch;
  min-height: 42px;
  border-radius: 4px;
  background: linear-gradient(180deg, var(--cyan), var(--orange));
}

.page-faq .faq-section-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(23px, 3.4vw, 34px);
  line-height: 1.12;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-faq .faq-section-desc {
  margin: 8px 0 0;
  max-width: 62ch;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 问答卡 ---------- */
.page-faq .faq-item {
  margin-bottom: 11px;
  border: 1px solid var(--edge);
  border-radius: var(--r-md);
  background: var(--ink-700);
  overflow: hidden;
  transition: border-color .12s var(--ease), background .12s var(--ease);
}

.page-faq .faq-item[open] {
  border-color: var(--line);
  background:
    linear-gradient(180deg, rgba(53, 242, 224, .07), transparent 46%),
    var(--ink-700);
}

.page-faq .faq-q {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
  font-size: 15.5px;
  font-weight: 500;
  line-height: 1.55;
  color: var(--paper);
}

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

.page-faq .faq-q::marker {
  content: "";
}

.page-faq .faq-q-index {
  flex: 0 0 auto;
  padding-top: 2px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .08em;
  color: var(--cyan);
}

.page-faq .faq-q-text {
  flex: 1 1 auto;
  min-width: 0;
}

.page-faq .faq-toggle {
  flex: 0 0 auto;
  position: relative;
  width: 18px;
  height: 18px;
  margin-top: 3px;
  border: 1px solid var(--line);
  border-radius: 50%;
}

.page-faq .faq-toggle::before,
.page-faq .faq-toggle::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  background: var(--cyan);
  transform: translate(-50%, -50%);
}

.page-faq .faq-toggle::before {
  width: 8px;
  height: 1.5px;
}

.page-faq .faq-toggle::after {
  width: 1.5px;
  height: 8px;
  transition: opacity .12s var(--ease);
}

.page-faq .faq-item[open] .faq-toggle::after {
  opacity: 0;
}

.page-faq .faq-a {
  padding: 0 18px 18px 45px;
  font-size: 14.5px;
  line-height: 1.82;
  color: var(--mist);
}

.page-faq .faq-a p {
  margin: 0 0 10px;
}

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

.page-faq .faq-a a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 242, 224, .35);
}

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

.page-faq .faq-steps {
  counter-reset: faq-step;
  display: grid;
  gap: 8px;
  margin: 12px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-steps li {
  position: relative;
  padding-left: 36px;
  font-size: 14px;
}

.page-faq .faq-steps li::before {
  counter-increment: faq-step;
  content: counter(faq-step, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 2px;
  padding: 1px 5px;
  border: 1px solid var(--line);
  border-radius: 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--cyan);
}

/* ---------- 侧图 ---------- */
.page-faq .faq-media {
  margin: 18px 0 0;
  border: 1px solid var(--edge);
  border-radius: var(--r-md);
  overflow: hidden;
  background: var(--ink-800);
}

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

.page-faq .faq-media figcaption {
  padding: 10px 14px;
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--mist);
  border-top: 1px solid var(--edge);
}

/* ---------- 窄比分条 ---------- */
.page-faq .faq-pulse {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 14px;
  margin: 0 0 46px;
  padding: 12px 16px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: linear-gradient(90deg, rgba(11, 110, 106, .38), rgba(27, 36, 48, .88));
}

.page-faq .faq-pulse-state {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11.5px;
  letter-spacing: .14em;
  color: var(--orange);
}

.page-faq .faq-pulse-state::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--orange);
}

.page-faq .faq-pulse-team {
  font-size: 13.5px;
  color: var(--paper);
}

.page-faq .faq-pulse-score {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 16px;
  color: var(--cyan);
  letter-spacing: .04em;
}

.page-faq .faq-pulse-clock {
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--mist);
}

.page-faq .faq-pulse-link {
  margin-left: auto;
  font-size: 12.5px;
  letter-spacing: .06em;
  color: var(--paper);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 122, 26, .55);
  padding-bottom: 1px;
}

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

/* ---------- 检索示例 ---------- */
.page-faq .faq-search {
  margin-top: 16px;
  padding: 16px;
  border: 1px dashed var(--line);
  border-radius: var(--r-md);
  background: rgba(12, 26, 43, .8);
}

.page-faq .faq-search-label {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--mist);
}

.page-faq .faq-search-field {
  display: flex;
  align-items: center;
  gap: 2px;
  padding: 11px 16px;
  border: 1px solid var(--edge);
  border-radius: 999px;
  background: var(--ink-900);
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--paper);
}

.page-faq .faq-search-caret {
  display: inline-block;
  width: 2px;
  height: 15px;
  background: var(--cyan);
}

.page-faq .faq-search-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.page-faq .faq-search-tag {
  padding: 4px 11px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--cyan);
  background: rgba(53, 242, 224, .07);
}

.page-faq .faq-search-note {
  margin: 12px 0 0;
  font-size: 13px;
  color: var(--mist);
}

/* ---------- 底部行动区 ---------- */
.page-faq .faq-cta {
  display: grid;
  gap: 20px;
  padding: 26px 22px;
  border-radius: var(--r-lg);
  border: 1px solid var(--line);
  background:
    radial-gradient(90% 120% at 100% 0%, rgba(255, 122, 26, .16), transparent 60%),
    var(--ink-800);
}

.page-faq .faq-cta h2 {
  margin: 8px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(21px, 3vw, 28px);
  line-height: 1.2;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-faq .faq-cta p:not(.eyebrow) {
  margin: 10px 0 0;
  max-width: 46ch;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

.page-faq .faq-cta .btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- 桌面 ---------- */
@media (min-width: 900px) {
  .page-faq .faq-hero {
    padding: 22px 0 64px;
  }

  .page-faq .faq-hero-grid {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, .94fr);
    gap: 48px;
  }

  .page-faq .faq-hero-stats {
    gap: 14px 40px;
  }

  .page-faq .faq-cta {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    padding: 32px 30px;
  }
}

@media (min-width: 960px) {
  .page-faq .faq-layout {
    grid-template-columns: 216px minmax(0, 1fr);
    gap: 56px;
    padding: 56px 0 80px;
  }

  .page-faq .faq-rail {
    position: sticky;
    top: 108px;
    align-self: start;
  }

  .page-faq .faq-rail-list {
    flex-direction: column;
    gap: 0;
    overflow: visible;
    padding: 0;
    border-left: 2px solid var(--edge);
  }

  .page-faq .faq-rail-link {
    margin-left: -2px;
    padding: 11px 0 11px 16px;
    border: 0;
    border-left: 2px solid transparent;
    border-radius: 0;
    background: transparent;
    white-space: normal;
    line-height: 1.5;
  }

  .page-faq .faq-rail-link:hover,
  .page-faq .faq-rail-link:focus-visible {
    border-left-color: var(--cyan);
    color: var(--paper);
  }

  .page-faq .faq-rail-cta {
    display: block;
    margin-top: 24px;
    padding-top: 18px;
    border-top: 1px solid var(--edge);
  }

  .page-faq .faq-rail-cta p {
    margin: 0 0 10px;
    font-size: 13px;
    color: var(--mist);
    line-height: 1.6;
  }

  .page-faq .faq-a {
    padding-left: 18px;
  }
}

@media (min-width: 960px) and (min-height: 0px) {
  .page-faq .faq-q {
    font-size: 16px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-hero-visual {
    transform: none;
  }

  .page-faq .faq-jump a,
  .page-faq .faq-toggle::after,
  .page-faq .faq-item,
  .page-faq .faq-rail-link {
    transition: none;
  }
}