.page-faq {
  --faq-rail: 264px;
  --faq-gap: 44px;
  display: block;
  padding-bottom: 80px;
}

/* ---------- 面包屑 ---------- */
.page-faq .breadcrumbs {
  margin: 0 0 6px;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  top: -200px;
  right: -140px;
  width: 560px;
  height: 560px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(122, 59, 255, .42), rgba(122, 59, 255, 0) 68%);
  pointer-events: none;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  bottom: -180px;
  left: -120px;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 229, 255, .18), rgba(0, 229, 255, 0) 70%);
  pointer-events: none;
}

.page-faq .faq-hero .content-wrap {
  position: relative;
  z-index: 1;
}

.page-faq .faq-hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  padding: 30px 0 52px;
  align-items: center;
}

.page-faq .faq-hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 18px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-faq .faq-hero-kicker::before {
  content: "";
  width: 26px;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--neon), var(--cyan));
}

.page-faq .faq-hero h1 {
  margin: 0 0 20px;
  font-family: var(--font-display);
  font-size: clamp(30px, 7vw, 54px);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -.03em;
  color: var(--text);
  text-wrap: balance;
}

.page-faq .faq-hero-lead {
  max-width: 60ch;
  margin: 0 0 30px;
  font-size: 16px;
  line-height: 1.85;
  color: var(--muted);
}

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

.page-faq .faq-stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 130px;
  padding: 14px 20px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: linear-gradient(160deg, rgba(122, 59, 255, .16), rgba(7, 6, 15, .2));
}

.page-faq .faq-stat .stat-value {
  font-family: var(--font-mono);
  font-size: 24px;
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--gold);
}

.page-faq .faq-stat .stat-value--cyan {
  color: var(--cyan);
}

.page-faq .faq-stat .stat-value--pink {
  color: var(--pink);
}

.page-faq .faq-stat .stat-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--muted);
}

.page-faq .faq-hero-media {
  aspect-ratio: 2 / 1;
  border-radius: var(--r-lg);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-neon);
  overflow: hidden;
}

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

.page-faq .faq-hero-media img {
  height: 100%;
}

/* ---------- 主体布局 ---------- */
.page-faq .faq-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
  padding-top: 40px;
  align-items: start;
}

/* ---------- 侧栏 ---------- */
.page-faq .faq-rail {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: linear-gradient(180deg, var(--ink-1), rgba(7, 6, 15, .55));
}

.page-faq .faq-rail .rail-title {
  margin: 0 0 2px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--neon-soft);
}

.page-faq .faq-filters {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  gap: 8px;
  padding: 0;
  border: 0;
  background: none;
}

.page-faq .filter-btn {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  width: auto;
  padding: 11px 18px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--ink-2);
  color: var(--text);
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: -.01em;
  text-align: left;
  cursor: pointer;
  transition: border-color .22s var(--ease), background .22s var(--ease), color .22s var(--ease), box-shadow .22s var(--ease);
}

.page-faq .filter-btn:hover {
  border-color: rgba(0, 229, 255, .5);
}

.page-faq .filter-btn:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-faq .filter-btn[aria-pressed="true"] {
  border-color: var(--cyan);
  background: linear-gradient(120deg, rgba(0, 229, 255, .2), rgba(122, 59, 255, .26));
  color: var(--cyan);
  box-shadow: 0 0 0 1px rgba(0, 229, 255, .32), 0 14px 32px -20px rgba(0, 229, 255, .95);
}

.page-faq .faq-count {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--muted);
}

.page-faq .filter-btn[aria-pressed="true"] .faq-count {
  color: var(--cyan);
}

.page-faq .faq-rail .filter-status {
  margin: 4px 0 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--muted);
}

/* ---------- 问题区 ---------- */
.page-faq .faq-main {
  min-width: 0;
}

.page-faq .faq-group + .faq-group {
  margin-top: 56px;
}

.page-faq .faq-group-head {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 22px;
}

.page-faq .faq-group-title {
  display: flex;
  align-items: center;
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(22px, 3vw, 28px);
  font-weight: 800;
  letter-spacing: -.02em;
  color: var(--text);
}

.page-faq .faq-group-title::before {
  content: "";
  flex: none;
  width: 12px;
  height: 12px;
  margin-right: 14px;
  border-radius: 4px;
  background: linear-gradient(135deg, var(--neon), var(--cyan));
  transform: rotate(45deg);
}

.page-faq .faq-group-lead {
  max-width: 64ch;
  margin: 0;
  padding-left: 26px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--muted);
}

.page-faq .faq-group-media {
  aspect-ratio: 16 / 10;
  margin-bottom: 24px;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  overflow: hidden;
}

/* ---------- 手风琴 ---------- */
.page-faq .accordion {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.page-faq .acc-item {
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--ink-1);
  transition: border-color .24s var(--ease), background .24s var(--ease), box-shadow .24s var(--ease);
}

.page-faq .acc-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 14px;
  bottom: 14px;
  width: 2px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--neon), var(--cyan));
  opacity: 0;
  transition: opacity .24s var(--ease);
  pointer-events: none;
}

.page-faq .acc-item:hover {
  border-color: rgba(122, 59, 255, .58);
}

.page-faq .acc-item:has(.acc-trigger[aria-expanded="true"]) {
  border-color: rgba(0, 229, 255, .55);
  background: var(--ink-2);
  box-shadow: var(--shadow-neon);
}

.page-faq .acc-item:has(.acc-trigger[aria-expanded="true"])::before {
  opacity: 1;
}

.page-faq .acc-trigger {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 16px;
  width: 100%;
  padding: 18px 20px;
  border: 0;
  border-radius: var(--r-md);
  background: none;
  color: var(--text);
  font: inherit;
  text-align: left;
  cursor: pointer;
}

.page-faq .acc-trigger:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -2px;
}

.page-faq .faq-num {
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: .02em;
  color: var(--neon-soft);
  opacity: .6;
  transition: color .24s var(--ease), opacity .24s var(--ease);
}

.page-faq .acc-trigger[aria-expanded="true"] .faq-num {
  color: var(--cyan);
  opacity: 1;
}

.page-faq .faq-q {
  font-family: var(--font-display);
  font-size: 16.5px;
  font-weight: 600;
  line-height: 1.55;
  letter-spacing: -.01em;
  overflow-wrap: anywhere;
}

.page-faq .acc-icon {
  position: relative;
  flex: none;
  width: 22px;
  height: 22px;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: var(--ink-0);
  transition: background .24s var(--ease), border-color .24s var(--ease);
}

.page-faq .acc-icon::before,
.page-faq .acc-icon::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 10px;
  height: 2px;
  border-radius: 2px;
  background: var(--neon-soft);
  transform: translate(-50%, -50%);
  transition: transform .24s var(--ease), opacity .24s var(--ease), background .24s var(--ease);
}

.page-faq .acc-icon::after {
  transform: translate(-50%, -50%) rotate(90deg);
}

.page-faq .acc-trigger[aria-expanded="true"] .acc-icon {
  border-color: var(--cyan);
  background: var(--neon);
}

.page-faq .acc-trigger[aria-expanded="true"] .acc-icon::before,
.page-faq .acc-trigger[aria-expanded="true"] .acc-icon::after {
  background: #FFFFFF;
}

.page-faq .acc-trigger[aria-expanded="true"] .acc-icon::after {
  opacity: 0;
  transform: translate(-50%, -50%) rotate(0deg);
}

.page-faq .acc-panel {
  padding: 0 20px 20px 68px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--muted);
}

.page-faq .acc-panel[hidden] {
  display: none;
}

.page-faq .acc-panel p {
  margin: 0;
}

.page-faq .acc-panel a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 229, 255, .38);
  transition: border-color .2s var(--ease), color .2s var(--ease);
}

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

/* ---------- 联系块 ---------- */
.page-faq .faq-contact {
  position: relative;
  margin-top: 64px;
  padding: 34px 24px;
  border: 1px solid rgba(255, 79, 163, .32);
  border-radius: var(--r-lg);
  background:
    radial-gradient(circle at 88% 12%, rgba(255, 79, 163, .24), rgba(255, 79, 163, 0) 62%),
    linear-gradient(160deg, var(--ink-2), var(--ink-0));
  overflow: hidden;
}

.page-faq .faq-contact .data-label {
  display: block;
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--pink);
}

.page-faq .faq-contact-title {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-size: clamp(22px, 3.4vw, 32px);
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: -.02em;
  color: var(--text);
}

.page-faq .faq-contact-text {
  max-width: 58ch;
  margin: 0 0 26px;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--muted);
}

.page-faq .faq-contact-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin: 0 0 20px;
  padding: 0;
  list-style: none;
}

.page-faq .faq-contact-list li {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 14px 18px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: rgba(7, 6, 15, .55);
}

.page-faq .faq-contact-list .data-label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-faq .faq-contact-value {
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1.6;
  color: var(--text);
  overflow-wrap: anywhere;
}

.page-faq .faq-contact-note {
  margin: 0 0 24px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--gold);
}

.page-faq .faq-contact .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .acc-icon,
  .page-faq .acc-icon::before,
  .page-faq .acc-icon::after,
  .page-faq .acc-item,
  .page-faq .filter-btn,
  .page-faq .faq-num {
    transition: none;
  }
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-faq .faq-contact {
    padding: 44px 40px;
  }

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

  .page-faq .faq-contact-list li:last-child {
    grid-column: 1 / -1;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
    gap: 56px;
    padding: 56px 0 76px;
  }

  .page-faq .faq-group-lead {
    padding-left: 26px;
  }
}

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

  .page-faq .faq-rail {
    position: sticky;
    top: calc(var(--header-h) + 20px);
  }

  .page-faq .faq-filters {
    flex-direction: column;
    flex-wrap: nowrap;
  }

  .page-faq .filter-btn {
    width: 100%;
  }

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

  .page-faq .faq-contact-list li:last-child {
    grid-column: auto;
  }
}

@media (min-width: 1200px) {
  .page-faq .acc-trigger {
    padding: 20px 24px;
  }

  .page-faq .acc-panel {
    padding: 0 24px 22px 76px;
  }

  .page-faq .faq-q {
    font-size: 17.5px;
  }
}