/* ===== 支持中心 FAQ 页面专属样式 ===== */
.page-faq {
  background: var(--ms-gray);
  color: var(--ms-text);
  overflow-x: hidden;
}
.page-faq .section-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--ms-red);
  margin: 0 0 8px;
  text-transform: uppercase;
}
.page-faq .faq-banner {
  position: relative;
  background: linear-gradient(135deg, var(--ms-dark) 0%, var(--ms-midnight) 65%, #23234a 100%);
  padding: 36px 0 48px;
  border-bottom: 4px solid var(--ms-red);
  overflow: hidden;
}
.page-faq .faq-banner::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 96px;
  height: 5px;
  background: var(--ms-gold);
  border-radius: 0 0 5px 0;
}
.page-faq .faq-banner::after {
  content: "";
  position: absolute;
  right: -60px;
  top: -60px;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: rgba(212, 0, 0, 0.2);
  filter: blur(44px);
  pointer-events: none;
}
.page-faq .faq-crumb-wrap {
  position: relative;
  z-index: 1;
  margin-bottom: 20px;
}
.page-faq .faq-breadcrumb-sep {
  margin: 0 4px;
  color: rgba(255, 255, 255, 0.4);
}
.page-faq .faq-banner-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  align-items: center;
}
.page-faq .faq-banner-text .badge {
  margin-bottom: 14px;
}
.page-faq .faq-banner-text h1 {
  color: var(--ms-white);
  font-family: var(--font-head);
  font-size: clamp(1.7rem, 5vw, 2.8rem);
  font-weight: 700;
  line-height: 1.18;
  margin: 0 0 14px;
  max-width: 14em;
}
.page-faq .faq-banner-lead {
  color: rgba(255, 255, 255, 0.78);
  font-size: 1rem;
  line-height: 1.7;
  margin: 0 0 22px;
  max-width: 48ch;
}
.page-faq .faq-banner-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.page-faq .faq-btn-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 22px;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(255, 255, 255, 0.35);
  color: var(--ms-white);
  font-size: 0.92rem;
  font-weight: 500;
  text-decoration: none;
  transition: border-color var(--transition-base), background var(--transition-base);
}
.page-faq .faq-btn-ghost:hover {
  border-color: var(--ms-white);
  background: rgba(255, 255, 255, 0.08);
}
.page-faq .faq-banner-visual img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-float);
  object-fit: cover;
}
.page-faq .faq-quick {
  padding: 56px 0 32px;
}
.page-faq .faq-quick-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  margin-top: 28px;
}
.page-faq .faq-quick-card {
  display: flex;
  flex-direction: column;
  gap: 6px;
  background: var(--ms-white);
  border-radius: var(--radius-md);
  padding: 26px 24px;
  text-decoration: none;
  color: var(--ms-text);
  border: 1px solid transparent;
  box-shadow: var(--shadow-card);
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
}
.page-faq .faq-quick-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-float);
  border-color: rgba(212, 0, 0, 0.2);
}
.page-faq .faq-quick-num {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--ms-red);
  letter-spacing: 0.08em;
}
.page-faq .faq-quick-card h3 {
  font-family: var(--font-head);
  font-size: 1.15rem;
  font-weight: 700;
  margin: 4px 0 2px;
}
.page-faq .faq-quick-card p {
  color: var(--ms-muted);
  font-size: 0.9rem;
  line-height: 1.6;
  margin: 0 0 10px;
}
.page-faq .faq-quick-more {
  color: var(--ms-red);
  font-size: 0.88rem;
  font-weight: 500;
  letter-spacing: 0.02em;
}
.page-faq .faq-qa {
  background: var(--ms-midnight);
  color: var(--ms-white);
  padding: 56px 0 64px;
}
.page-faq .faq-qa-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
}
.page-faq .faq-qa-aside {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  padding: 24px;
  align-self: start;
}
.page-faq .section-head-on-dark .section-eyebrow {
  color: var(--ms-gold);
}
.page-faq .section-head-on-dark .section-title {
  color: var(--ms-white);
}
.page-faq .section-head-on-dark .section-sub {
  color: rgba(255, 255, 255, 0.6);
}
.page-faq .faq-index {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-top: 20px;
}
.page-faq .faq-index a {
  display: block;
  padding: 10px 14px;
  border-radius: var(--radius-pill);
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.9rem;
  text-decoration: none;
  border: 1px solid transparent;
  transition: all var(--transition-fast);
}
.page-faq .faq-index a:hover {
  color: var(--ms-white);
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.14);
  padding-left: 18px;
}
.page-faq .faq-tablet-visual {
  margin-top: 24px;
}
.page-faq .faq-tablet-visual img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  object-fit: cover;
}
.page-faq .faq-tablet-caption {
  margin-top: 8px;
  color: rgba(255, 255, 255, 0.5);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-align: center;
  letter-spacing: 0.05em;
}
.page-faq .faq-qa-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.page-faq .faq-details {
  background: var(--ms-white);
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid transparent;
  transition: box-shadow var(--transition-base);
}
.page-faq .faq-details[open] {
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.18);
}
.page-faq .faq-details-summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 20px;
  user-select: none;
}
.page-faq .faq-details-summary::-webkit-details-marker {
  display: none;
}
.page-faq .faq-details-head {
  display: flex;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 8px;
}
.page-faq .faq-details-tag {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--ms-red);
  background: rgba(212, 0, 0, 0.08);
  border-radius: var(--radius-pill);
  padding: 3px 10px;
  white-space: nowrap;
  margin-top: 2px;
}
.page-faq .faq-details-title {
  font-family: var(--font-head);
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--ms-text);
  line-height: 1.4;
}
.page-faq .faq-details-icon {
  position: relative;
  flex-shrink: 0;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--ms-gray);
}
.page-faq .faq-details-icon::before,
.page-faq .faq-details-icon::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  background: var(--ms-red);
  border-radius: 2px;
  transition: transform var(--transition-base);
}
.page-faq .faq-details-icon::before {
  width: 14px;
  height: 2px;
  transform: translate(-50%, -50%);
}
.page-faq .faq-details-icon::after {
  width: 2px;
  height: 14px;
  transform: translate(-50%, -50%);
}
.page-faq .faq-details[open] .faq-details-icon::after {
  transform: translate(-50%, -50%) scaleY(0);
}
.page-faq .faq-details-body {
  padding: 0 20px 20px;
  border-top: 1px solid var(--ms-gray);
}
.page-faq .faq-details-body p {
  color: var(--ms-muted);
  font-size: 0.93rem;
  line-height: 1.8;
  margin: 14px 0 0;
}
.page-faq .faq-details-body b {
  color: var(--ms-text);
}
.page-faq .faq-details-body a {
  color: var(--ms-red);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.page-faq .faq-hot {
  background: var(--ms-white);
  padding: 56px 0 64px;
}
.page-faq .faq-hot-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
}
.page-faq .faq-hot-trust {
  color: var(--ms-muted);
  font-size: 0.88rem;
  line-height: 1.7;
  margin: 16px 0 0;
  max-width: 42ch;
}
.page-faq .faq-hot-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 24px;
  background: var(--ms-midnight);
  border-radius: var(--radius-lg);
  padding: 24px;
}
.page-faq .faq-hot-stat {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding-right: 18px;
  border-right: 1px solid rgba(255, 255, 255, 0.1);
}
.page-faq .faq-hot-stat:last-child {
  border-right: 0;
  padding-right: 0;
}
.page-faq .faq-hot-stat-num {
  font-family: var(--font-mono);
  font-size: 1.7rem;
  font-weight: 700;
  color: var(--ms-gold);
  line-height: 1;
}
.page-faq .faq-hot-stat-label {
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.76rem;
}
.page-faq .faq-hot-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
}
.page-faq .faq-hot-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 18px 4px;
  border-bottom: 1px solid var(--ms-gray);
  text-decoration: none;
  color: var(--ms-text);
  transition: background var(--transition-fast), padding-left var(--transition-fast);
}
.page-faq .faq-hot-item:hover {
  background: #fafafa;
  padding-left: 12px;
}
.page-faq .faq-hot-num {
  font-family: var(--font-mono);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--ms-red);
  line-height: 1.5;
  flex-shrink: 0;
}
.page-faq .faq-hot-text {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.page-faq .faq-hot-text strong {
  font-family: var(--font-head);
  font-size: 1rem;
  line-height: 1.45;
}
.page-faq .faq-hot-text small {
  color: var(--ms-muted);
  font-size: 0.82rem;
}
.page-faq .faq-contact {
  background: var(--ms-dark);
  color: var(--ms-white);
  padding: 56px 0 64px;
}
.page-faq .faq-contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: 28px;
}
.page-faq .faq-contact-card {
  background: rgba(255, 255, 255, 0.05);
  border-left: 3px solid var(--ms-red);
  border-radius: var(--radius-md);
  padding: 20px 22px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.page-faq .faq-contact-card-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ms-gold);
}
.page-faq .faq-contact-value {
  color: var(--ms-white);
  font-size: 1.02rem;
  font-weight: 500;
  margin: 0;
  word-break: break-word;
}
.page-faq .faq-contact-note {
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.82rem;
}
.page-faq .faq-contact-footer {
  margin-top: 28px;
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.9rem;
  line-height: 1.8;
}
.page-faq .faq-contact-footer a {
  color: var(--ms-gold);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.page-faq .faq-contact-footer a:hover {
  color: var(--ms-white);
}

@media (min-width: 768px) {
  .page-faq .faq-banner {
    padding: 48px 0 64px;
  }
  .page-faq .faq-banner-grid {
    grid-template-columns: 1.1fr 0.9fr;
    gap: 40px;
  }
  .page-faq .faq-banner-text h1 {
    font-size: clamp(2rem, 4vw, 2.8rem);
  }
  .page-faq .faq-quick-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .page-faq .faq-contact-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .page-faq .faq-hot-layout {
    grid-template-columns: 1fr;
  }
}

@media (min-width: 1024px) {
  .page-faq .faq-banner {
    padding: 56px 0 72px;
  }
  .page-faq .faq-quick {
    padding: 72px 0 56px;
  }
  .page-faq .faq-quick-grid {
    grid-template-columns: repeat(4, 1fr);
  }
  .page-faq .faq-qa {
    padding: 72px 0 80px;
  }
  .page-faq .faq-qa-layout {
    grid-template-columns: 0.85fr 1.35fr;
    gap: 48px;
  }
  .page-faq .faq-qa-aside {
    position: sticky;
    top: 130px;
    padding: 28px;
  }
  .page-faq .faq-hot {
    padding: 72px 0 80px;
  }
  .page-faq .faq-hot-layout {
    grid-template-columns: 1fr 1.5fr;
    gap: 48px;
  }
  .page-faq .faq-contact {
    padding: 72px 0 80px;
  }
  .page-faq .faq-contact-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}