.page-faq {
  --faq-body: #33507A;
  --faq-soft-blue: #EAF1F8;
  min-height: 100vh;
  background: var(--color-surface);
}

/* ===== Hero ===== */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  margin-top: calc(-1 * var(--header-h));
  padding: 132px 20px 56px;
  color: #F5F8FC;
  background: linear-gradient(135deg, #0A1B32 0%, #1E4F8A 62%, #2D6CB5 100%);
  border-radius: 0 0 32px 32px;
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  right: -96px;
  top: -96px;
  width: 320px;
  height: 320px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 107, 53, 0.26) 0%, rgba(255, 107, 53, 0) 68%);
  pointer-events: none;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(105deg, transparent 44%, rgba(245, 248, 252, 0.07) 44%, rgba(245, 248, 252, 0.07) 47%, transparent 47%);
  background-size: 72px 100%;
  pointer-events: none;
}

.page-faq .faq-hero-inner {
  position: relative;
  z-index: 1;
  max-width: 1200px;
  margin: 0 auto;
}

.page-faq .faq-hero .breadcrumb {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 26px;
  font-size: 0.875rem;
  color: rgba(245, 248, 252, 0.72);
}

.page-faq .faq-hero .breadcrumb a {
  color: rgba(245, 248, 252, 0.92);
  text-decoration: none;
  transition: color 0.2s;
}

.page-faq .faq-hero .breadcrumb a:hover {
  color: #FFFFFF;
}

.page-faq .faq-hero .breadcrumb-sep {
  color: rgba(245, 248, 252, 0.35);
}

.page-faq .faq-eyebrow {
  display: inline-flex;
  align-items: center;
  margin: 0 0 16px;
  padding: 6px 14px;
  border-radius: 999px;
  background: rgba(255, 107, 53, 0.92);
  color: #FFFFFF;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.page-faq .faq-hero-title {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin: 0 0 16px;
}

.page-faq .faq-hero h1 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  letter-spacing: 0.01em;
  line-height: 1.15;
}

.page-faq .faq-hero-note {
  writing-mode: vertical-rl;
  font-family: var(--font-data);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: rgba(245, 248, 252, 0.52);
  text-transform: uppercase;
  padding-top: 6px;
}

.page-faq .faq-hero-desc {
  max-width: 620px;
  margin: 0 0 24px;
  font-size: 1rem;
  line-height: 1.8;
  color: rgba(245, 248, 252, 0.88);
}

.page-faq .faq-hero-desc strong {
  color: #FFFFFF;
  font-weight: 700;
}

.page-faq .faq-hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 30px;
  font-family: var(--font-data);
  font-size: 0.84rem;
  color: rgba(245, 248, 252, 0.8);
}

.page-faq .faq-hero-meta span::before {
  content: "●";
  display: inline-block;
  margin-right: 8px;
  color: var(--color-success);
  font-size: 0.6rem;
  vertical-align: middle;
}

/* ===== 主布局 ===== */
.page-faq .faq-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
  max-width: 1240px;
  margin: 0 auto;
  padding: 32px 20px 56px;
}

/* ===== 侧边栏 ===== */
.page-faq .faq-sidebar {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 24px;
}

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

.page-faq .faq-illust img {
  display: block;
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: 22px;
  background: linear-gradient(135deg, #EAF1F8, #F5F8FC);
}

.page-faq .faq-illust figcaption {
  margin-top: 8px;
  font-size: 0.78rem;
  color: var(--color-muted);
  text-align: center;
}

.page-faq .faq-sidenav-card {
  background: #FFFFFF;
  border: 1px solid rgba(184, 198, 217, 0.35);
  border-radius: var(--radius-lg);
  padding: 24px 20px;
  box-shadow: 0 8px 24px rgba(143, 168, 200, 0.22);
}

.page-faq .faq-sidenav-title {
  margin: 0 0 14px;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-muted);
  letter-spacing: 0.08em;
}

.page-faq .faq-sidenav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-faq .faq-sidenav a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 14px;
  border-radius: 999px;
  background: var(--color-surface);
  color: var(--color-primary-deep);
  font-size: 0.86rem;
  font-weight: 600;
  text-decoration: none;
  transition: background 0.25s, color 0.25s;
}

.page-faq .faq-sidenav a:hover {
  background: rgba(30, 79, 138, 0.12);
  color: var(--color-primary);
}

.page-faq .faq-sidenav-num {
  font-family: var(--font-data);
  font-size: 0.78rem;
  color: var(--color-accent);
}

.page-faq .faq-sidenav-note {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px dashed rgba(184, 198, 217, 0.6);
  font-size: 0.82rem;
  line-height: 1.7;
  color: var(--color-muted);
}

.page-faq .faq-sidenav-note a {
  color: var(--color-primary);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid rgba(30, 79, 138, 0.3);
}

/* ===== 内容区与分组 ===== */
.page-faq .faq-content {
  min-width: 0;
}

.page-faq .faq-group {
  scroll-margin-top: 100px;
  margin-bottom: 52px;
}

.page-faq .faq-group:last-of-type {
  margin-bottom: 40px;
}

.page-faq .faq-group-head {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 22px;
  padding-left: 16px;
  border-left: 4px solid var(--color-accent);
}

.page-faq .faq-group-num {
  flex-shrink: 0;
  padding: 6px 12px;
  border-radius: 12px;
  background: var(--color-primary);
  color: #FFFFFF;
  font-family: var(--font-data);
  font-size: 0.85rem;
  font-weight: 700;
  line-height: 1;
}

.page-faq .faq-group-head h2 {
  margin: 0 0 6px;
  font-size: clamp(1.35rem, 3vw, 1.8rem);
  font-weight: 800;
  line-height: 1.25;
  color: var(--color-primary-deep);
}

.page-faq .faq-group-head p {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.65;
  color: var(--color-muted);
}

/* ===== 手风琴卡片 ===== */
.page-faq .faq-card {
  margin-bottom: 14px;
  background: #FFFFFF;
  border-radius: var(--radius-lg);
  box-shadow: 0 4px 16px rgba(143, 168, 200, 0.2);
  overflow: hidden;
  transition: box-shadow 0.3s;
}

.page-faq .faq-card:hover {
  box-shadow: 0 10px 28px rgba(143, 168, 200, 0.32);
}

.page-faq .faq-card details summary {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 20px 22px;
  cursor: pointer;
  list-style: none;
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.5;
  color: var(--color-primary-deep);
  transition: background-color 0.25s;
}

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

.page-faq .faq-card details summary:hover {
  background: rgba(234, 241, 248, 0.5);
}

.page-faq .faq-q-num {
  flex-shrink: 0;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(255, 107, 53, 0.1);
  color: var(--color-accent);
  font-family: var(--font-data);
  font-size: 0.78rem;
  font-weight: 700;
}

.page-faq .faq-q-text {
  flex: 1;
}

.page-faq .faq-q-icon {
  position: relative;
  flex-shrink: 0;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--color-surface);
}

.page-faq .faq-q-icon::before,
.page-faq .faq-q-icon::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  border-radius: 2px;
  background: var(--color-primary);
  transform: translate(-50%, -50%);
}

.page-faq .faq-q-icon::before {
  width: 11px;
  height: 2px;
}

.page-faq .faq-q-icon::after {
  width: 2px;
  height: 11px;
  transition: transform 0.3s ease;
}

.page-faq .faq-card details[open] summary {
  border-bottom: 1px solid rgba(184, 198, 217, 0.4);
}

.page-faq .faq-card details[open] .faq-q-icon::after {
  transform: translate(-50%, -50%) rotate(90deg);
}

.page-faq .faq-a {
  padding: 18px 24px 22px;
  color: var(--faq-body);
  font-size: 0.94rem;
  line-height: 1.78;
}

.page-faq .faq-a p {
  margin: 0 0 12px;
}

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

.page-faq .faq-a a {
  color: var(--color-accent);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 107, 53, 0.35);
}

/* ===== 资料下载步骤图 ===== */
.page-faq .faq-step-figure {
  margin: 16px 0 2px;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: linear-gradient(135deg, #EAF1F8, #F5F8FC);
}

.page-faq .faq-step-figure img {
  display: block;
  width: 100%;
  height: auto;
}

.page-faq .faq-step-figure figcaption {
  padding: 10px 14px;
  font-size: 0.8rem;
  line-height: 1.5;
  color: var(--color-muted);
}

/* ===== 数据速览条 ===== */
.page-faq .faq-stats-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin: 0 0 18px;
}

.page-faq .faq-stat {
  padding: 18px 12px;
  border-radius: 20px;
  background: linear-gradient(150deg, #FFFFFF, #EAF1F8);
  box-shadow: 0 4px 14px rgba(143, 168, 200, 0.18);
  text-align: center;
}

.page-faq .faq-stat-num {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-data);
  font-size: clamp(1.3rem, 2.4vw, 1.9rem);
  font-weight: 800;
  line-height: 1.1;
  color: var(--color-primary);
}

.page-faq .faq-stat-label {
  font-size: 0.75rem;
  line-height: 1.4;
  color: var(--color-muted);
}

/* ===== 底部补充说明 ===== */
.page-faq .faq-bottom-note {
  margin-top: 8px;
  padding: 18px 22px;
  border-radius: 20px;
  background: rgba(255, 107, 53, 0.08);
  border: 1px dashed rgba(255, 107, 53, 0.35);
  font-size: 0.9rem;
  line-height: 1.65;
  color: var(--faq-body);
}

.page-faq .faq-bottom-note a {
  color: var(--color-accent);
  font-weight: 700;
  text-decoration: none;
}

/* ===== 底部联系入口 ===== */
.page-faq .faq-cta {
  position: relative;
  overflow: hidden;
  margin: 0 20px 64px;
  border-radius: 32px;
  background: linear-gradient(120deg, #0A1B32, #1E4F8A 70%);
  color: #F5F8FC;
}

.page-faq .faq-cta::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(105deg, transparent 44%, rgba(245, 248, 252, 0.06) 44%, rgba(245, 248, 252, 0.06) 47%, transparent 47%);
  background-size: 72px 100%;
  pointer-events: none;
}

.page-faq .faq-cta-inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 22px;
  max-width: 1100px;
  margin: 0 auto;
  padding: 36px 28px;
}

.page-faq .faq-cta-eyebrow {
  margin: 0 0 8px;
  font-family: var(--font-data);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--color-accent);
}

.page-faq .faq-cta h2 {
  margin: 0 0 10px;
  font-size: clamp(1.3rem, 2.6vw, 1.9rem);
  font-weight: 800;
  line-height: 1.3;
}

.page-faq .faq-cta p {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.65;
  color: rgba(245, 248, 252, 0.82);
}

.page-faq .faq-cta-btn {
  padding: 14px 30px;
  border-radius: 999px;
  font-size: 1rem;
  font-weight: 700;
  box-shadow: 0 8px 20px rgba(255, 107, 53, 0.45);
}

/* ===== 响应式 ===== */
@media (min-width: 768px) {
  .page-faq .faq-cta-inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    padding: 44px 56px;
  }

  .page-faq .faq-cta h2 {
    margin-bottom: 6px;
  }

  .page-faq .faq-card details summary {
    padding: 24px 28px;
  }

  .page-faq .faq-a {
    padding: 20px 28px 26px;
  }
}

@media (min-width: 960px) {
  .page-faq .faq-layout {
    grid-template-columns: 320px minmax(0, 1fr);
    gap: 48px;
    padding: 48px 32px 72px;
    align-items: start;
  }

  .page-faq .faq-sidebar {
    position: sticky;
    top: 96px;
  }

  .page-faq .faq-sidenav {
    display: block;
  }

  .page-faq .faq-sidenav a {
    display: flex;
    width: 100%;
    margin-bottom: 6px;
    padding: 11px 14px;
    border-radius: 14px;
  }

  .page-faq .faq-illust img {
    height: 220px;
  }
}

@media (min-width: 1200px) {
  .page-faq .faq-cta {
    max-width: 1176px;
    margin-left: auto;
    margin-right: auto;
  }
}