.page-faq {
  --faq-gap: 22px;
  background: var(--ink);
  color: var(--ice);
}

/* 面包屑 */
.page-faq .faq-crumbs { padding-top: 20px; padding-bottom: 2px; }

.page-faq .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--moss);
}

.page-faq .breadcrumbs a {
  color: var(--moss);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease);
}

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

.page-faq .breadcrumbs__sep { color: var(--graphite); }

.page-faq .breadcrumbs__item { color: var(--ice); }

/* 首屏 */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: 30px 0 44px;
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  top: -18%;
  right: -22%;
  width: 82%;
  height: 136%;
  background: linear-gradient(150deg, var(--indigo) 0%, rgba(42, 33, 64, 0) 74%);
  transform: skewY(-7deg);
  pointer-events: none;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  left: -8%;
  right: 46%;
  bottom: 12%;
  height: 2px;
  background: var(--cyan);
  opacity: 0.5;
  transform: rotate(-3.5deg);
  pointer-events: none;
}

.page-faq .faq-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 30px;
}

.page-faq .eyebrow {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.3em;
  color: var(--cyan);
}

.page-faq .faq-hero h1 {
  margin: 0 0 18px;
  font-size: clamp(2rem, 7.6vw, 4rem);
  line-height: 1.08;
  letter-spacing: -0.03em;
  font-weight: 900;
}

.page-faq .faq-hero .lead {
  margin: 0 0 24px;
  max-width: 34rem;
  font-size: 1rem;
  line-height: 1.85;
  color: var(--ice);
}

.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-faq .faq-hero__figure { margin: 0; }

.page-faq .faq-hero__figure .media-frame {
  aspect-ratio: 2 / 1;
  overflow: hidden;
  border: var(--line) solid var(--graphite);
  background: var(--pine);
  box-shadow: var(--shadow-hard);
}

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

.page-faq .media-frame__caption {
  margin: 12px 0 0;
  font-size: 12px;
  line-height: 1.7;
  letter-spacing: 0.06em;
  color: var(--moss);
}

/* 记分牌数字条 */
.page-faq .faq-hero__scoreboard {
  position: relative;
  z-index: 1;
  margin-top: 32px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--graphite);
  border: var(--line) solid var(--graphite);
}

.page-faq .stat {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 16px 14px;
  background: var(--ink);
}

.page-faq .stat__value {
  font-family: var(--font-mono);
  font-size: 1.6rem;
  line-height: 1.1;
  letter-spacing: 0.02em;
  color: var(--amber);
}

.page-faq .stat__label {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--moss);
}

/* 快捷跳转带 */
.page-faq .faq-jump {
  background: var(--graphite);
  border-top: var(--line) solid var(--deep);
  border-bottom: var(--line) solid var(--deep);
}

.page-faq .faq-jump__inner {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 0;
}

.page-faq .faq-jump__label {
  flex: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.3em;
  color: var(--amber);
}

.page-faq .faq-jump__list {
  flex: 1;
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 2px 2px 6px;
  list-style: none;
  overflow-x: auto;
  scroll-snap-type: x proximity;
}

.page-faq .faq-jump__list li { flex: none; }

.page-faq .faq-jump__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border: 2px solid var(--ink);
  background: var(--ink);
  color: var(--ice);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-decoration: none;
  white-space: nowrap;
  scroll-snap-align: start;
  transition: border-color 0.18s var(--ease), color 0.18s var(--ease);
}

.page-faq .faq-jump__link .num { color: var(--amber); }

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

/* 问答分组 */
.page-faq .faq-group {
  padding: 48px 0;
  border-top: var(--line) solid var(--graphite);
  scroll-margin-top: 24px;
}

.page-faq .section--pine { background: var(--pine); }
.page-faq .section--ink { background: var(--ink); }
.page-faq .section--indigo { background: var(--indigo); }
.page-faq .section--wine { background: var(--wine); }

.page-faq .faq-group__grid {
  display: grid;
  gap: 18px;
}

.page-faq .faq-group__aside {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.page-faq .faq-group__num {
  font-family: var(--font-mono);
  font-size: 2.1rem;
  line-height: 1;
  letter-spacing: 0.02em;
  color: var(--cyan);
}

.page-faq .note-vertical {
  writing-mode: vertical-rl;
  font-size: 12px;
  letter-spacing: 0.32em;
  color: var(--moss);
}

.page-faq .faq-group__head { margin-bottom: 20px; }

.page-faq .faq-group__head h2 {
  margin: 0 0 8px;
  font-size: clamp(1.45rem, 4.6vw, 2.3rem);
  line-height: 1.22;
  letter-spacing: -0.02em;
  font-weight: 900;
}

.page-faq .faq-group__head p {
  margin: 0;
  max-width: 40rem;
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--moss);
}

/* 可展开内容组 */
.page-faq .accordion {
  border-top: 2px solid var(--graphite);
}

.page-faq .accordion__item {
  border-bottom: 2px solid var(--graphite);
  border-left: 4px solid transparent;
  transition: border-left-color 0.2s var(--ease), background-color 0.2s var(--ease);
}

.page-faq .accordion__item[data-open="true"] {
  border-left-color: var(--cyan);
  background: linear-gradient(90deg, rgba(43, 232, 198, 0.08), rgba(43, 232, 198, 0) 46%);
}

.page-faq .accordion__heading {
  margin: 0;
  font-size: inherit;
  font-weight: inherit;
}

.page-faq .accordion__trigger {
  display: flex;
  align-items: baseline;
  gap: 14px;
  width: 100%;
  padding: 18px 14px;
  background: none;
  border: 0;
  color: var(--ice);
  font-family: var(--font-sans);
  font-size: 1rem;
  text-align: left;
  cursor: pointer;
  transition: color 0.18s var(--ease);
}

.page-faq .accordion__trigger:hover,
.page-faq .accordion__trigger:focus-visible {
  color: var(--cyan-soft);
}

.page-faq .accordion__index {
  flex: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--moss);
}

.page-faq .accordion__title {
  flex: 1;
  font-weight: 700;
  line-height: 1.6;
}

.page-faq .accordion__mark {
  position: relative;
  flex: none;
  align-self: center;
  width: 14px;
  height: 14px;
}

.page-faq .accordion__mark::before,
.page-faq .accordion__mark::after {
  content: "";
  position: absolute;
  background: var(--cyan);
  transition: transform 0.2s var(--ease);
}

.page-faq .accordion__mark::before {
  left: 0;
  right: 0;
  top: 6px;
  height: 2px;
}

.page-faq .accordion__mark::after {
  top: 0;
  bottom: 0;
  left: 6px;
  width: 2px;
}

.page-faq .accordion__item[data-open="true"] .accordion__mark::after {
  transform: scaleY(0);
}

.page-faq .accordion__panel {
  padding: 0 14px 20px;
}

.page-faq .accordion__panel p {
  margin: 0 0 12px;
  max-width: 62ch;
  font-size: 0.95rem;
  line-height: 1.9;
  color: var(--ice);
}

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

.page-faq .accordion__panel a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(43, 232, 198, 0.5);
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-faq .accordion__panel a:hover,
.page-faq .accordion__panel a:focus-visible {
  color: var(--cyan-soft);
  border-bottom-color: var(--cyan-soft);
}

.page-faq .accordion__item[data-open="true"] > .accordion__panel { display: block; }
.page-faq .accordion__item:not([data-open="true"]) > .accordion__panel { display: none; }

/* 字段悬停说明 */
.page-faq .faq-field {
  position: relative;
  display: inline-block;
  color: var(--cyan-soft);
  border-bottom: 1px dashed rgba(43, 232, 198, 0.6);
  cursor: help;
}

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

/* 客户端同步示意图 */
.page-faq .faq-group__body--sync {
  display: grid;
  gap: 26px;
}

.page-faq .faq-figure { margin: 0; }

.page-faq .faq-figure .media-frame {
  aspect-ratio: 9 / 7;
  overflow: hidden;
  border: var(--line) solid var(--graphite);
  background: var(--deep);
  box-shadow: var(--shadow-hard);
}

/* 收尾 */
.page-faq .faq-outro {
  padding: 50px 0;
  background: var(--deep);
  border-top: var(--line) solid var(--graphite);
}

.page-faq .faq-outro__grid {
  display: grid;
  gap: 26px;
}

.page-faq .faq-outro h2 {
  margin: 0 0 12px;
  font-size: clamp(1.4rem, 4.4vw, 2.1rem);
  line-height: 1.25;
  letter-spacing: -0.02em;
}

.page-faq .faq-outro p {
  margin: 0 0 18px;
  max-width: 40rem;
  line-height: 1.85;
  color: var(--ice);
}

.page-faq .faq-outro__points {
  margin: 0 0 22px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-faq .faq-outro__points li {
  position: relative;
  padding-left: 18px;
  font-size: 0.92rem;
  line-height: 1.8;
  color: var(--moss);
}

.page-faq .faq-outro__points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 8px;
  height: 2px;
  background: var(--amber);
}

.page-faq .faq-outro__panel {
  padding: 22px 20px;
  border: var(--line) solid var(--graphite);
  background: var(--ink);
  box-shadow: var(--shadow-hard);
}

.page-faq .faq-outro__panel-title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.24em;
  color: var(--amber);
}

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

.page-faq .faq-outro__links a {
  color: var(--ice);
  font-size: 0.95rem;
  line-height: 1.7;
  text-decoration: none;
  border-bottom: 1px solid var(--graphite);
  padding-bottom: 10px;
  display: block;
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-faq .faq-outro__links li:last-child a { border-bottom: 0; padding-bottom: 0; }

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

/* 桌面布局 */
@media (min-width: 900px) {
  .page-faq .faq-hero { padding: 52px 0 58px; }

  .page-faq .faq-hero__grid {
    grid-template-columns: 5fr 7fr;
    align-items: end;
    gap: 44px;
  }

  .page-faq .faq-hero__scoreboard {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    margin-top: 40px;
  }

  .page-faq .faq-group { padding: 60px 0; }

  .page-faq .faq-group__grid {
    grid-template-columns: 108px minmax(0, 1fr);
    gap: 32px;
  }

  .page-faq .faq-group__aside {
    flex-direction: column;
    align-items: flex-start;
    gap: 20px;
  }

  .page-faq .accordion__trigger {
    padding: 22px 18px;
    font-size: 1.05rem;
  }

  .page-faq .accordion__panel { padding: 0 18px 24px; }

  .page-faq .faq-outro { padding: 64px 0; }

  .page-faq .faq-outro__grid {
    grid-template-columns: 1.2fr 1fr;
    align-items: center;
    gap: 44px;
  }
}

@media (min-width: 720px) {
  .page-faq .faq-field__tip {
    display: block;
    position: absolute;
    left: 0;
    bottom: calc(100% + 10px);
    z-index: 6;
    width: min(260px, 60vw);
    padding: 10px 12px;
    background: var(--ink);
    border: 2px solid var(--cyan);
    color: var(--ice);
    font-size: 12px;
    line-height: 1.7;
    letter-spacing: 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(4px);
    transition: opacity 0.18s var(--ease), transform 0.18s var(--ease), visibility 0.18s var(--ease);
  }

  .page-faq .faq-field:hover .faq-field__tip,
  .page-faq .faq-field:focus .faq-field__tip,
  .page-faq .faq-field:focus-visible .faq-field__tip {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }
}

@media (min-width: 1024px) {
  .page-faq .faq-group__body--sync {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    align-items: start;
    gap: 34px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .accordion__item,
  .page-faq .accordion__mark::before,
  .page-faq .accordion__mark::after,
  .page-faq .accordion__trigger,
  .page-faq .faq-jump__link,
  .page-faq .faq-field__tip,
  .page-faq .breadcrumbs a,
  .page-faq .faq-outro__links a {
    transition: none;
  }
}