.page-faq {
  --faq-bg: #f5f7fa;
  --faq-card-bg: #ffffff;
  --faq-text: #0a1f44;
  --faq-text-mute: #5b6b82;
  --faq-line: #e6edf5;
  --faq-soft: #f1f5f9;
  background: var(--faq-bg);
  color: var(--faq-text);
  min-height: 70vh;
}

.page-faq img {
  max-width: 100%;
  height: auto;
}

/* ===== Hero ===== */
.page-faq .faq-hero {
  background: linear-gradient(140deg, var(--navy) 0%, #0d2249 45%, #123057 100%);
  color: var(--white);
  padding: 36px 0 56px;
  position: relative;
  overflow: hidden;
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  right: -80px;
  bottom: -80px;
  width: 360px;
  height: 360px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(57, 255, 20, 0.12) 0%, transparent 65%);
  pointer-events: none;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 56px 56px;
  pointer-events: none;
}

.page-faq .faq-breadcrumb {
  margin-bottom: 28px;
  position: relative;
  z-index: 2;
}

.page-faq .faq-breadcrumb .breadcrumb__link {
  color: rgba(255, 255, 255, 0.65);
  font-size: var(--text-xs);
}

.page-faq .faq-breadcrumb .breadcrumb__link[aria-current="page"] {
  color: var(--neon);
}

.page-faq .faq-hero__top {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  align-items: end;
  margin-bottom: 36px;
  position: relative;
  z-index: 2;
}

.page-faq .faq-hero__text {
  max-width: 720px;
}

.page-faq .faq-hero__title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  line-height: 1.08;
  letter-spacing: -0.5px;
  margin: 18px 0 14px;
  color: var(--white);
}

.page-faq .faq-hero__lead {
  font-size: var(--text-sm);
  line-height: 1.9;
  color: var(--gray);
  margin: 0;
}

.page-faq .faq-search {
  position: relative;
}

.page-faq .faq-search__input {
  width: 100%;
  padding: 16px 20px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--navy-edge);
  background: rgba(11, 26, 50, 0.72);
  color: var(--white);
  font-family: var(--font-body);
  font-size: 0.9375rem;
  outline: none;
  transition: border-color var(--duration) var(--ease), box-shadow var(--duration) var(--ease);
}

.page-faq .faq-search__input::placeholder {
  color: rgba(168, 180, 200, 0.72);
}

.page-faq .faq-search__input:focus {
  border-color: var(--neon);
  box-shadow: 0 0 0 4px rgba(57, 255, 20, 0.14);
}

.page-faq .faq-search__hint {
  margin: 10px 4px 0;
  font-size: var(--text-xs);
  color: rgba(168, 180, 200, 0.8);
  line-height: 1.6;
}

.page-faq .faq-hero__media {
  margin: 0;
  position: relative;
  z-index: 2;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 28px 60px rgba(2, 8, 25, 0.5);
}

.page-faq .faq-hero__img {
  display: block;
  width: 100%;
  object-fit: cover;
}

.page-faq .faq-hero__figcaption {
  position: absolute;
  left: 16px;
  bottom: 12px;
  margin: 0;
  padding: 6px 12px;
  border-radius: var(--radius-pill);
  background: rgba(10, 31, 68, 0.72);
  color: rgba(255, 255, 255, 0.9);
  font-size: var(--text-xs);
  letter-spacing: 0.02em;
  backdrop-filter: blur(6px);
}

/* ===== 快速定位条 ===== */
.page-faq .faq-strip {
  background: var(--navy-deep);
  border-bottom: 1px solid var(--navy-edge);
  padding: 16px 0;
}

.page-faq .faq-strip__inner {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-faq .faq-strip__tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--navy-edge);
  background: rgba(255, 255, 255, 0.04);
  color: rgba(255, 255, 255, 0.85);
  font-size: var(--text-xs);
  font-weight: 600;
  text-decoration: none;
  transition: background var(--duration) var(--ease), color var(--duration) var(--ease), border-color var(--duration) var(--ease);
}

.page-faq .faq-strip__tag:hover,
.page-faq .faq-strip__tag:focus-visible {
  background: var(--neon);
  color: var(--navy);
  border-color: var(--neon);
}

.page-faq .faq-strip__num {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  opacity: 0.8;
}

/* ===== 主布局 ===== */
.page-faq .faq-main {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  padding: 40px 0 24px;
  align-items: start;
}

/* ===== 侧边栏 ===== */
.page-faq .faq-sidebar {
  background: var(--faq-card-bg);
  border: 1px solid var(--faq-line);
  border-radius: var(--radius-lg);
  padding: 20px;
  box-shadow: 0 12px 32px rgba(10, 31, 68, 0.06);
}

.page-faq .faq-sidebar__label {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gray);
  padding: 0 8px 14px;
  border-bottom: 1px solid var(--faq-line);
  margin-bottom: 16px;
}

.page-faq .faq-sidebar__nav {
  display: flex;
  gap: 6px;
  overflow-x: auto;
  padding-bottom: 8px;
  scrollbar-width: thin;
}

.page-faq .faq-sidebar__link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  border-radius: var(--radius-pill);
  background: transparent;
  color: var(--faq-text);
  font-size: var(--text-sm);
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
  transition: background var(--duration) var(--ease), color var(--duration) var(--ease), transform var(--duration) var(--ease);
}

.page-faq .faq-sidebar__link:hover {
  background: var(--faq-soft);
}

.page-faq .faq-sidebar__num {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--orange);
  min-width: 22px;
}

.page-faq .faq-sidebar__note {
  margin-top: 20px;
  padding: 16px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(255, 107, 53, 0.08), rgba(255, 107, 53, 0.02));
  border: 1px dashed rgba(255, 107, 53, 0.35);
}

.page-faq .faq-sidebar__note p {
  margin: 0 0 12px;
  font-size: var(--text-xs);
  color: var(--faq-text-mute);
  line-height: 1.6;
}

.page-faq .faq-sidebar__note .btn {
  display: flex;
  width: 100%;
  justify-content: center;
  padding: 10px 16px;
  font-size: var(--text-xs);
  box-sizing: border-box;
}

/* ===== FAQ 分组 ===== */
.page-faq .faq-section {
  background: var(--faq-card-bg);
  border: 1px solid var(--faq-line);
  border-radius: var(--radius-lg);
  padding: 24px;
  margin-bottom: 24px;
  box-shadow: 0 10px 28px rgba(10, 31, 68, 0.04);
  scroll-margin-top: 96px;
}

.page-faq .faq-section__head {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding-bottom: 20px;
  margin-bottom: 4px;
  border-bottom: 1px solid var(--faq-line);
}

.page-faq .faq-section__index {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--orange);
  background: rgba(255, 107, 53, 0.1);
  border: 1px solid rgba(255, 107, 53, 0.2);
  border-radius: var(--radius-pill);
  padding: 6px 14px;
  line-height: 1.2;
  white-space: nowrap;
}

.page-faq .faq-section__title {
  font-family: var(--font-display);
  font-size: var(--text-md);
  line-height: 1.25;
  margin: 0 0 6px;
  color: var(--faq-text);
}

.page-faq .faq-section__desc {
  margin: 0;
  font-size: var(--text-xs);
  color: var(--faq-text-mute);
  line-height: 1.7;
}

/* ===== 折叠项 ===== */
.page-faq .faq-list {
  padding-top: 4px;
}

.page-faq .faq-item {
  border-bottom: 1px solid var(--faq-line);
}

.page-faq .faq-item:last-child {
  border-bottom: 0;
}

.page-faq .faq-item__q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 4px;
  cursor: pointer;
  list-style: none;
  user-select: none;
}

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

.page-faq .faq-item__question {
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.5;
  margin: 0;
  color: var(--faq-text);
  transition: color var(--duration) var(--ease);
}

.page-faq .faq-item__q:hover .faq-item__question {
  color: #123a78;
}

.page-faq .faq-item__icon {
  position: relative;
  flex-shrink: 0;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--faq-soft);
  border: 1px solid var(--faq-line);
  transition: background var(--duration) var(--ease), transform var(--duration) var(--ease);
}

.page-faq .faq-item__icon::before,
.page-faq .faq-item__icon::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 12px;
  height: 2px;
  border-radius: 2px;
  background: var(--faq-text);
  transform: translate(-50%, -50%);
  transition: transform var(--duration) var(--ease), background var(--duration) var(--ease);
}

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

.page-faq .faq-item[open] .faq-item__icon {
  background: var(--orange);
  border-color: var(--orange);
}

.page-faq .faq-item[open] .faq-item__icon::before,
.page-faq .faq-item[open] .faq-item__icon::after {
  background: var(--white);
}

.page-faq .faq-item[open] .faq-item__icon::after {
  transform: translate(-50%, -50%) rotate(0deg);
}

.page-faq .faq-item__a {
  padding: 0 4px 22px;
  color: var(--faq-text-mute);
  font-size: var(--text-sm);
  line-height: 1.85;
}

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

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

.page-faq .faq-item__a a {
  color: var(--faq-text);
  text-decoration: underline;
  text-decoration-color: rgba(255, 107, 53, 0.6);
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
  font-weight: 600;
  transition: text-decoration-color var(--duration) var(--ease);
}

.page-faq .faq-item__a a:hover {
  text-decoration-color: var(--orange);
}

/* ===== 数据媒体 ===== */
.page-faq .faq-media {
  margin: 26px 0 8px;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--faq-line);
  background: var(--faq-soft);
}

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

.page-faq .faq-media figcaption {
  padding: 12px 16px;
  font-size: var(--text-xs);
  color: var(--faq-text-mute);
  line-height: 1.6;
  background: var(--faq-card-bg);
}

/* ===== 页底联系与导航 ===== */
.page-faq .faq-outro {
  padding: 0 0 72px;
}

.page-faq .faq-contact {
  background: linear-gradient(135deg, var(--navy) 0%, #0b214a 100%);
  color: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 20px 48px rgba(10, 31, 68, 0.18);
  position: relative;
  padding: 32px;
  scroll-margin-top: 96px;
}

.page-faq .faq-contact::before {
  content: "";
  position: absolute;
  width: 220px;
  height: 220px;
  right: -60px;
  top: -60px;
  border-radius: 50%;
  background: rgba(57, 255, 20, 0.1);
  pointer-events: none;
}

.page-faq .faq-contact__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  position: relative;
  z-index: 2;
}

.page-faq .faq-contact__main h2 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  margin: 14px 0 12px;
}

.page-faq .faq-contact__main p {
  color: var(--gray);
  font-size: var(--text-sm);
  line-height: 1.8;
  margin: 0 0 24px;
}

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

.page-faq .faq-contact__channels {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-faq .faq-channel {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--navy-edge);
  border-radius: var(--radius-md);
  padding: 18px;
  transition: background var(--duration) var(--ease), transform var(--duration) var(--ease);
}

.page-faq .faq-channel:hover {
  background: rgba(255, 255, 255, 0.08);
  transform: translateY(-2px);
}

.page-faq .faq-channel__index {
  display: inline-flex;
  width: 24px;
  height: 24px;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--orange);
  color: var(--white);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 700;
  margin-bottom: 12px;
}

.page-faq .faq-channel__label {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--gray);
  margin-bottom: 8px;
}

.page-faq .faq-channel__value {
  display: block;
  font-size: 1rem;
  font-weight: 600;
  color: var(--white);
  line-height: 1.4;
}

.page-faq .faq-channel__note {
  display: block;
  margin-top: 8px;
  font-size: var(--text-xs);
  color: rgba(168, 180, 200, 0.75);
}

.page-faq .faq-contact__address {
  background: rgba(255, 107, 53, 0.08);
  border: 1px dashed rgba(255, 107, 53, 0.3);
}

/* ===== 相关导航 ===== */
.page-faq .faq-links {
  margin-top: 36px;
}

.page-faq .faq-links__card {
  background: var(--faq-card-bg);
  border: 1px solid var(--faq-line);
  border-radius: var(--radius-lg);
  padding: 28px;
}

.page-faq .faq-links__tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  color: var(--orange);
  text-transform: uppercase;
  margin-bottom: 10px;
}

.page-faq .faq-links__title {
  font-family: var(--font-display);
  font-size: var(--text-md);
  margin: 0 0 20px;
}

.page-faq .faq-links__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-faq .faq-link {
  display: block;
  padding: 20px;
  border-radius: var(--radius-md);
  background: var(--faq-soft);
  border: 1px solid var(--faq-line);
  color: var(--faq-text);
  text-decoration: none;
  transition: border-color var(--duration) var(--ease), transform var(--duration) var(--ease), box-shadow var(--duration) var(--ease);
}

.page-faq .faq-link:hover {
  border-color: var(--neon);
  transform: translateY(-3px);
  box-shadow: 0 14px 28px rgba(10, 31, 68, 0.1);
}

.page-faq .faq-link__title {
  position: relative;
  display: block;
  font-family: var(--font-display);
  font-size: var(--text-sm);
  margin-bottom: 8px;
  padding-right: 28px;
}

.page-faq .faq-link__arrow {
  position: absolute;
  right: 0;
  top: 0;
  color: var(--orange);
}

.page-faq .faq-link__desc {
  font-size: var(--text-xs);
  line-height: 1.7;
  color: var(--faq-text-mute);
}

/* ===== 桌面端适配 ===== */
@media (min-width: 880px) {
  .page-faq .faq-hero__top {
    grid-template-columns: 1.5fr 1fr;
    gap: 48px;
  }
}

@media (min-width: 960px) {
  .page-faq .faq-main {
    grid-template-columns: 280px 1fr;
    gap: 36px;
    padding: 56px 0 32px;
  }

  .page-faq .faq-sidebar {
    position: sticky;
    top: 120px;
    padding: 24px;
  }

  .page-faq .faq-sidebar__nav {
    flex-direction: column;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-faq .faq-sidebar__link:hover {
    background: var(--faq-soft);
    transform: translateX(4px);
  }

  .page-faq .faq-section {
    padding: 32px;
    margin-bottom: 28px;
  }

  .page-faq .faq-contact {
    padding: 44px 48px;
  }

  .page-faq .faq-contact__inner {
    grid-template-columns: 1fr 1.3fr;
    gap: 48px;
  }

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

  .page-faq .faq-contact__address {
    grid-column: span 2;
  }

  .page-faq .faq-links__card {
    padding: 36px;
  }

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

@media (min-width: 768px) {
  .page-faq .faq-media--limit {
    max-width: 520px;
  }
}

@media (max-width: 959px) {
  .page-faq .faq-sidebar__note {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq *,
  .page-faq *::before,
  .page-faq *::after {
    transition: none !important;
    scroll-behavior: auto !important;
  }
}