.page-faq {
  --faq-blue-glow: rgba(0, 194, 255, 0.14);
  --faq-gold-glow: rgba(245, 166, 35, 0.12);
  --faq-line: rgba(240, 244, 248, 0.08);
  --faq-narrow: 56rem;
  position: relative;
  background:
    radial-gradient(circle at 85% 8%, var(--faq-blue-glow), transparent 38%),
    radial-gradient(circle at 8% 70%, var(--faq-gold-glow), transparent 32%),
    var(--ink-900);
  color: var(--text);
  font-family: var(--font-body);
  line-height: 1.6;
  overflow: hidden;
}

.page-faq__narrow {
  max-width: var(--faq-narrow);
  margin-inline: auto;
}

/* ===== 首屏横幅 ===== */
.page-faq__hero {
  position: relative;
  padding: 48px 0 40px;
}

.page-faq__hero::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--gold), var(--blue), transparent);
  opacity: 0.7;
}

.page-faq__hero-inner {
  display: grid;
  gap: 32px;
  align-items: center;
}

.page-faq__crumb {
  margin-bottom: 22px;
}

.page-faq__crumb-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 0;
  margin: 0;
  list-style: none;
  font-size: 14px;
}

.page-faq__crumb-item {
  color: var(--text-2);
}

.page-faq__crumb-item + .page-faq__crumb-item::before {
  content: "/";
  margin-right: 8px;
  color: var(--text-2);
  opacity: 0.5;
}

.page-faq__crumb-link {
  color: var(--gold);
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}

.page-faq__crumb-link:hover {
  color: var(--gold-soft);
}

.page-faq__crumb-current {
  color: var(--text-2);
}

.page-faq__hero-label {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--blue);
}

.page-faq__hero-label::before {
  content: "";
  width: 30px;
  height: 2px;
  background: var(--gold);
}

.page-faq__hero-title {
  font-family: var(--font-head);
  font-size: clamp(2.2rem, 5vw, 3.4rem);
  line-height: 1.08;
  letter-spacing: 0.01em;
  text-transform: uppercase;
  color: var(--text);
  margin: 0 0 18px;
}

.page-faq__hero-intro {
  max-width: 38ch;
  font-size: 16px;
  color: var(--text-2);
  margin: 0 0 26px;
}

.page-faq__hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-faq__hero-figure {
  margin: 0;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--faq-line);
  position: relative;
}

.page-faq__hero-figure::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, transparent 30%, rgba(0, 194, 255, 0.12), transparent 70%);
  pointer-events: none;
}

.page-faq__hero-image {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ===== 静态搜索栏 ===== */
.page-faq__search {
  padding: 12px 0 28px;
}

.page-faq__search-box {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 18px;
  background: var(--ink-700);
  border: 1px solid var(--faq-line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-1);
}

.page-faq__search-icon {
  width: 22px;
  height: 22px;
  color: var(--blue);
  flex-shrink: 0;
}

.page-faq__search-text {
  flex: 1;
  font-size: 15px;
  color: var(--text-2);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.page-faq__search-hint {
  flex-shrink: 0;
  padding: 4px 10px;
  font-size: 12px;
  font-weight: 600;
  color: var(--gold);
  background: rgba(245, 166, 35, 0.12);
  border-radius: 999px;
  letter-spacing: 0.06em;
}

/* ===== 分类快速导航 ===== */
.page-faq__quick {
  padding: 10px 0 40px;
}

.page-faq__quick-card {
  display: grid;
  gap: 20px;
  background: var(--ink-800);
  border-radius: var(--radius);
  padding: 20px;
  border: 1px solid var(--faq-line);
}

.page-faq__quick-img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-sm);
  object-fit: cover;
}

.page-faq__quick-links {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}

.page-faq__quick-link {
  display: block;
  padding: 10px 12px;
  background: var(--ink-700);
  border: 1px solid var(--faq-line);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  text-align: center;
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-faq__quick-link:hover {
  border-color: var(--gold);
  color: var(--gold);
  transform: translateY(-2px);
}

/* ===== FAQ分类区块 ===== */
.page-faq__content {
  padding: 8px 0 48px;
}

.page-faq__category {
  margin-bottom: 48px;
}

.page-faq__category-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 18px;
}

.page-faq__category-num {
  font-family: var(--font-head);
  font-size: 40px;
  line-height: 1;
  color: rgba(245, 166, 35, 0.55);
  letter-spacing: 0.02em;
  flex-shrink: 0;
}

.page-faq__category-title {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 1;
  min-width: 0;
}

.page-faq__category-icon {
  width: 26px;
  height: 26px;
  color: var(--blue);
  flex-shrink: 0;
}

.page-faq__category-heading {
  font-family: var(--font-head);
  font-size: 1.5rem;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  margin: 0;
  color: var(--text);
  line-height: 1.2;
}

.page-faq__category-count {
  font-size: 13px;
  color: var(--text-2);
  padding: 4px 10px;
  background: var(--ink-700);
  border-radius: 999px;
  white-space: nowrap;
  flex-shrink: 0;
}

.page-faq__items {
  display: grid;
  gap: 12px;
}

.page-faq__item {
  background: var(--ink-700);
  border: 1px solid var(--faq-line);
  border-left: 3px solid var(--gold);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-faq__item[open] {
  background: var(--ink-600);
  border-color: rgba(245, 166, 35, 0.35);
  box-shadow: var(--shadow-1);
}

.page-faq__question {
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 18px 20px;
  cursor: pointer;
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  user-select: none;
  transition: color var(--dur) var(--ease);
}

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

.page-faq__question::after {
  content: "+";
  flex-shrink: 0;
  display: grid;
  place-items: center;
  width: 26px;
  height: 26px;
  font-size: 18px;
  font-weight: 400;
  color: var(--gold);
  background: rgba(245, 166, 35, 0.1);
  border-radius: 8px;
  transition: transform var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-faq__item[open] .page-faq__question::after {
  transform: rotate(135deg);
  background: rgba(245, 166, 35, 0.22);
}

.page-faq__question:hover {
  color: var(--gold-soft);
}

.page-faq__answer {
  padding: 0 20px 20px;
  font-size: 15px;
  color: var(--text-2);
  border-top: 1px solid transparent;
}

.page-faq__item[open] .page-faq__answer {
  border-top-color: rgba(245, 166, 35, 0.12);
  animation: pageFaqFade 0.35s var(--ease);
}

.page-faq__answer p {
  margin: 14px 0 0;
}

.page-faq__answer p:first-child {
  margin-top: 14px;
}

@keyframes pageFaqFade {
  from {
    opacity: 0;
    transform: translateY(-4px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

/* ===== 联系引导卡片 ===== */
.page-faq__support {
  padding: 16px 0 64px;
}

.page-faq__support-card {
  position: relative;
  border-radius: var(--radius);
  padding: 40px 28px;
  background: linear-gradient(135deg, rgba(245, 166, 35, 0.1), rgba(0, 194, 255, 0.06));
  border: 1px solid rgba(245, 166, 35, 0.25);
  overflow: hidden;
  text-align: center;
}

.page-faq__support-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 80%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--gold), var(--blue), transparent);
}

.page-faq__support-label {
  display: inline-block;
  padding: 4px 12px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-900);
  background: var(--paper);
  border-radius: 999px;
  margin-bottom: 16px;
}

.page-faq__support-title {
  font-family: var(--font-head);
  font-size: clamp(1.8rem, 4vw, 2.4rem);
  text-transform: uppercase;
  letter-spacing: 0.01em;
  margin: 0 0 12px;
  color: var(--text);
  line-height: 1.15;
}

.page-faq__support-desc {
  max-width: 48ch;
  margin: 0 auto 24px;
  color: var(--text-2);
  font-size: 15px;
}

.page-faq__support-list {
  list-style: none;
  margin: 0 0 28px;
  padding: 0;
  display: grid;
  gap: 10px;
  justify-content: center;
}

.page-faq__support-item {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
  padding: 10px 16px;
  background: rgba(11, 14, 20, 0.45);
  border-radius: var(--radius-sm);
  font-size: 14px;
}

.page-faq__support-icon {
  width: 18px;
  height: 18px;
  color: var(--blue);
  flex-shrink: 0;
}

.page-faq__support-key {
  color: var(--gold);
  font-weight: 600;
}

.page-faq__support-value {
  color: var(--text);
}

.page-faq__support-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
}

/* ===== 断点 ===== */
@media (min-width: 768px) {
  .page-faq__hero {
    padding: 72px 0 56px;
  }

  .page-faq__hero-inner {
    grid-template-columns: 1fr 0.9fr;
    gap: 48px;
  }

  .page-faq__hero-intro {
    font-size: 17px;
  }

  .page-faq__quick-card {
    grid-template-columns: 1fr 1.2fr;
    align-items: center;
    padding: 24px;
  }

  .page-faq__quick-links {
    gap: 12px;
  }

  .page-faq__category {
    margin-bottom: 56px;
  }

  .page-faq__category-num {
    font-size: 52px;
  }

  .page-faq__category-heading {
    font-size: 1.7rem;
  }

  .page-faq__question {
    padding: 20px 24px;
    font-size: 17px;
  }

  .page-faq__answer {
    padding: 0 24px 22px;
  }

  .page-faq__support {
    padding: 24px 0 80px;
  }

  .page-faq__support-card {
    padding: 48px 40px;
  }

  .page-faq__support-list {
    max-width: 680px;
    margin-inline: auto;
  }
}

@media (min-width: 1024px) {
  .page-faq__hero {
    padding: 88px 0 64px;
  }

  .page-faq__hero-inner {
    gap: 64px;
  }

  .page-faq__search {
    padding-bottom: 36px;
  }

  .page-faq__quick {
    padding-bottom: 56px;
  }

  .page-faq__content {
    padding-bottom: 64px;
  }

  .page-faq__support-card {
    padding: 56px 48px;
  }

  .page-faq__support-list {
    grid-template-columns: repeat(2, 1fr);
  }
}