.page-faq {
  --faq-hero-bg: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 60%, var(--primary-light) 100%);
  --faq-card-radius: var(--radius);
  --faq-gold-line: 3px solid var(--gold);
  --faq-gap: 20px;
}

.page-faq :is(.faq-hero, .faq-layout, .faq-support) {
  max-width: 100%;
  overflow: visible;
}

/* ===== 页面头部 ===== */
.page-faq .faq-hero {
  color: var(--white);
  background: var(--faq-hero-bg);
  padding: 64px 0 56px;
  border-bottom: 4px solid var(--gold);
  position: relative;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  top: 12px;
  left: 16px;
  right: 16px;
  bottom: 12px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  pointer-events: none;
}

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

.page-faq .breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  letter-spacing: 0.04em;
  margin-bottom: 28px;
  color: rgba(255, 255, 255, 0.7);
}

.page-faq .breadcrumb a {
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

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

.page-faq .faq-hero-grid {
  display: grid;
  gap: 32px;
}

.page-faq .faq-hero-copy {
  max-width: 520px;
}

.page-faq .faq-eyebrow {
  display: inline-block;
  font-family: var(--font-data);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 14px;
}

.page-faq .faq-hero-copy h1 {
  font-size: clamp(34px, 6vw, 54px);
  font-weight: 900;
  line-height: 1.05;
  margin: 0 0 16px;
  color: var(--white);
  letter-spacing: 0.02em;
}

.page-faq .faq-hero-desc {
  font-size: 15px;
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.85);
  margin: 0;
  max-width: 440px;
}

.page-faq .faq-hero-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin: 0;
}

.page-faq .faq-hero-stat {
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: var(--faq-card-radius);
  padding: 14px 16px;
  backdrop-filter: blur(6px);
}

.page-faq .faq-hero-stat dt {
  font-size: 12px;
  letter-spacing: 0.06em;
  color: rgba(255, 255, 255, 0.68);
  margin-bottom: 4px;
}

.page-faq .faq-hero-stat dd {
  font-family: var(--font-data);
  font-size: 26px;
  font-weight: 800;
  color: var(--gold);
  margin: 0;
  line-height: 1.1;
}

/* ===== 双栏布局 ===== */
.page-faq .faq-layout {
  display: grid;
  gap: 28px;
  padding-top: 44px;
  padding-bottom: 64px;
}

/* ===== 左侧索引 ===== */
.page-faq .faq-index {
  position: relative;
}

.page-faq .faq-index-sticky {
  background: var(--primary-dark);
  border-radius: var(--faq-card-radius);
  padding: 24px 22px;
  color: var(--white);
  box-shadow: var(--shadow);
  border-top: var(--faq-gold-line);
}

.page-faq .faq-search {
  display: flex;
  align-items: center;
  gap: 10px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid var(--glass-border);
  border-radius: 40px;
  padding: 10px 16px;
  margin-bottom: 22px;
}

.page-faq .faq-search-icon {
  color: var(--gold);
  flex-shrink: 0;
}

.page-faq .faq-search input {
  width: 100%;
  background: transparent;
  border: 0;
  outline: 0;
  color: var(--white);
  font-size: 14px;
  font-family: inherit;
}

.page-faq .faq-search input::placeholder {
  color: rgba(255, 255, 255, 0.5);
}

.page-faq .faq-index-nav {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.page-faq .faq-index-label {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.48);
  margin: 0 0 6px;
}

.page-faq .faq-index-link {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 10px 12px;
  border-radius: var(--faq-card-radius);
  color: rgba(255, 255, 255, 0.82);
  text-decoration: none;
  font-size: 15px;
  font-weight: 600;
  transition: background 0.2s ease, color 0.2s ease;
}

.page-faq .faq-index-link span {
  font-family: var(--font-data);
  font-size: 12px;
  color: var(--gold);
  opacity: 0.9;
}

.page-faq .faq-index-link:hover {
  background: rgba(201, 162, 39, 0.14);
  color: var(--gold);
}

.page-faq .faq-index-tip {
  margin-top: 22px;
  padding: 16px 16px 14px;
  border: 1px solid var(--glass-border);
  border-left: 3px solid var(--orange);
  border-radius: var(--faq-card-radius);
  background: rgba(230, 126, 34, 0.08);
}

.page-faq .faq-index-tip strong {
  display: block;
  font-size: 14px;
  color: var(--orange);
  margin-bottom: 6px;
}

.page-faq .faq-index-tip p {
  font-size: 12.5px;
  line-height: 1.65;
  color: rgba(255, 255, 255, 0.72);
  margin: 0;
}

/* ===== 右侧回答面板 ===== */
.page-faq .faq-panels {
  display: flex;
  flex-direction: column;
  gap: 28px;
  min-width: 0;
}

.page-faq .faq-block {
  background: var(--white);
  border-radius: var(--faq-card-radius);
  padding: 28px 20px 30px;
  box-shadow: var(--shadow);
  border-top: var(--faq-gold-line);
  scroll-margin-top: 24px;
}

.page-faq .faq-block-head {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 8px 12px;
  margin-bottom: 12px;
}

.page-faq .faq-block-head h2 {
  font-size: 26px;
  font-weight: 900;
  color: var(--primary-dark);
  margin: 0;
  letter-spacing: 0.02em;
}

.page-faq .faq-block-note {
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--gold);
  border: 1px solid var(--gold);
  border-radius: 20px;
  padding: 3px 10px;
  font-weight: 600;
}

.page-faq .faq-block-desc {
  font-size: 14px;
  line-height: 1.7;
  color: #6b6b6b;
  margin: 0 0 20px;
}

/* ===== 手风琴问题列表 ===== */
.page-faq .faq-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.page-faq .faq-item {
  background: var(--light);
  border: 1px solid #e5e4dd;
  border-radius: var(--faq-card-radius);
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.page-faq .faq-item[open] {
  border-color: var(--gold);
  border-left: 3px solid var(--gold);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
}

.page-faq .faq-item summary {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 14px;
  cursor: pointer;
  user-select: none;
}

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

.page-faq .faq-item summary:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: -2px;
  border-radius: var(--faq-card-radius);
}

.page-faq .faq-q-icon {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  color: var(--primary-light);
  background: var(--white);
  border: 1px solid #d9d8d0;
}

.page-faq .faq-item[open] .faq-q-icon {
  color: var(--gold);
  border-color: var(--gold);
}

.page-faq .faq-q-text {
  flex: 1;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.4;
  color: var(--primary-dark);
}

.page-faq .faq-q-tag {
  flex-shrink: 0;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--orange);
  background: rgba(230, 126, 34, 0.12);
  border-radius: 20px;
  padding: 4px 10px;
}

.page-faq .faq-a {
  padding: 0 14px 16px;
  animation: pageFaqFadeIn 0.28s ease-out;
}

@keyframes pageFaqFadeIn {
  from {
    opacity: 0;
    transform: translateY(-4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.page-faq .faq-a p {
  font-size: 14px;
  line-height: 1.75;
  color: #4a4a4a;
  margin: 0 0 8px;
}

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

.page-faq .faq-a ol.faq-a-steps {
  margin: 0 0 10px;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.75;
  color: #4a4a4a;
}

.page-faq .faq-a-links {
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px dashed #d9d8d0;
  font-size: 13px;
}

.page-faq .faq-a-links a {
  color: var(--primary-light);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

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

/* ===== 图文错位块 ===== */
.page-faq .faq-hot-grid,
.page-faq .faq-data-grid {
  display: grid;
  gap: 20px;
  margin-top: 20px;
}

.page-faq .faq-figure {
  margin: 0;
  background: var(--primary-dark);
  border-radius: var(--faq-card-radius);
  overflow: hidden;
  border: 1px solid var(--gold);
  padding: 10px 10px 8px;
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: calc(var(--faq-card-radius) - 2px);
}

.page-faq .faq-figure figcaption {
  font-family: var(--font-data);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: rgba(255, 255, 255, 0.72);
  padding: 10px 4px 2px;
}

/* ===== 相关链接条 ===== */
.page-faq .faq-related {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
  padding-top: 14px;
  border-top: 1px solid #e5e4dd;
}

.page-faq .faq-related-label {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gold);
}

.page-faq .faq-related a {
  font-size: 13px;
  color: var(--primary-light);
  text-decoration: none;
  border: 1px solid #d9d8d0;
  border-radius: 20px;
  padding: 5px 12px;
  transition: all 0.2s ease;
}

.page-faq .faq-related a:hover {
  border-color: var(--gold);
  color: var(--gold);
}

/* ===== 联系支持区 ===== */
.page-faq .faq-support {
  background: var(--faq-hero-bg);
  color: var(--white);
  padding: 60px 0 64px;
  border-top: 4px solid var(--gold);
  position: relative;
}

.page-faq .faq-support::before {
  content: "";
  position: absolute;
  top: 14px;
  left: 14px;
  right: 14px;
  bottom: 14px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  pointer-events: none;
}

.page-faq .faq-support-inner {
  position: relative;
  z-index: 1;
  text-align: center;
}

.page-faq .faq-support-copy {
  max-width: 520px;
  margin: 0 auto 32px;
}

.page-faq .faq-eyebrow-light {
  color: var(--gold);
}

.page-faq .faq-support-copy h2 {
  font-size: clamp(26px, 4vw, 36px);
  font-weight: 900;
  margin: 0 0 12px;
  color: var(--white);
}

.page-faq .faq-support-copy p {
  font-size: 15px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.82);
  margin: 0;
}

.page-faq .faq-support-grid {
  display: grid;
  gap: 14px;
  margin: 0 auto 28px;
  max-width: 920px;
}

.page-faq .faq-support-item {
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: var(--faq-card-radius);
  padding: 18px 20px;
  text-align: left;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.page-faq .faq-support-item-label {
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.6);
}

.page-faq .faq-support-item-value {
  font-family: var(--font-data);
  font-size: 16px;
  font-weight: 700;
  color: var(--gold);
  word-break: break-all;
}

.page-faq .faq-support-btn {
  display: inline-block;
  background: var(--gold);
  color: var(--primary-dark);
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-decoration: none;
  border-radius: 40px;
  padding: 13px 34px;
  transition: background 0.2s ease, transform 0.2s ease;
}

.page-faq .faq-support-btn:hover {
  background: var(--orange);
  color: var(--white);
  transform: translateY(-2px);
}

.page-faq .faq-support-note {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.58);
  margin: 20px auto 0;
  max-width: 560px;
  line-height: 1.65;
}

/* ===== 移动端优先布局 ===== */
@media (max-width: 699px) {
  .page-faq .faq-hero {
    padding: 44px 0 44px;
  }

  .page-faq .faq-hero-stats {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-faq .faq-index-sticky {
    padding: 20px 18px;
  }

  .page-faq .faq-index-link:nth-child(n + 5) {
    font-size: 13px;
  }

  .page-faq .faq-block {
    padding: 22px 16px 24px;
  }

  .page-faq .faq-data-grid {
    grid-template-columns: 1fr;
  }

  .page-faq .faq-figure {
    margin-top: 4px;
  }
}

/* ===== 桌面端布局 ===== */
@media (min-width: 700px) {
  .page-faq .faq-hero {
    padding: 68px 0 60px;
  }

  .page-faq .faq-hero-grid {
    grid-template-columns: 1.2fr 1fr;
    align-items: end;
    gap: 48px;
  }

  .page-faq .faq-layout {
    grid-template-columns: 300px minmax(0, 1fr);
    gap: 36px;
  }

  .page-faq .faq-index-sticky {
    position: sticky;
    top: 24px;
  }

  .page-faq .faq-block {
    padding: 34px 30px 36px;
  }

  .page-faq .faq-support-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-faq .faq-support-note {
    margin-top: 24px;
  }
}

@media (min-width: 1000px) {
  .page-faq .faq-hero-grid {
    grid-template-columns: 1.35fr 0.85fr;
  }

  .page-faq .faq-layout {
    grid-template-columns: 320px minmax(0, 1fr);
  }

  .page-faq .faq-hot-grid {
    grid-template-columns: minmax(0, 1.25fr) 380px;
    align-items: start;
  }

  .page-faq .faq-data-grid {
    grid-template-columns: minmax(0, 1.25fr) 380px;
    align-items: start;
  }

  .page-faq .faq-figure img {
    aspect-ratio: 4 / 3;
  }
}