/* ===== 帮助中心 FAQ 页面专属样式 ===== */
.page-faq {
  --faq-orange: #FF5A1E;
  --faq-green: #2D7A3E;
  --faq-green-deep: #1F5C2A;
  --faq-sky: #3E8EF7;
  --faq-amber: #FFC107;
  --faq-charcoal: #2B2D31;
  --faq-silver: #C0C4CC;
  --faq-cream: #F7F5F2;

  background: var(--faq-cream);
  color: var(--faq-charcoal);
}

/* 首屏 Hero */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, var(--faq-green-deep) 0%, var(--faq-green) 58%, var(--faq-green-deep) 130%);
  color: #fff;
  padding: 84px 24px 64px;
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  right: -110px;
  top: -70px;
  width: 340px;
  height: 340px;
  border-radius: 50%;
  border: 2px dashed rgba(255, 255, 255, .18);
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  left: -80px;
  bottom: -130px;
  width: 240px;
  height: 240px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, .12);
}

.page-faq .faq-hero__inner {
  position: relative;
  z-index: 1;
  max-width: 1200px;
  margin: 0 auto;
  padding-top: 42px;
}

.page-faq .faq-hero .breadcrumbs {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  font-size: 14px;
  color: rgba(255, 255, 255, .7);
}

.page-faq .faq-hero .breadcrumbs__link {
  color: rgba(255, 255, 255, .72);
  text-decoration: none;
}

.page-faq .faq-hero .breadcrumbs__link:hover,
.page-faq .faq-hero .breadcrumbs__link:focus-visible {
  color: var(--faq-orange);
}

.page-faq .faq-hero .breadcrumbs__current {
  color: rgba(255, 255, 255, .9);
}

.page-faq .breadcrumbs__item + .breadcrumbs__item::before {
  content: "/";
  margin: 0 8px;
  opacity: .5;
}

.page-faq .section-kicker--light {
  color: var(--faq-orange);
}

.page-faq .faq-hero__title {
  font-family: var(--font-head);
  font-style: italic;
  font-weight: 900;
  font-size: clamp(30px, 5vw, 54px);
  line-height: 1.08;
  max-width: 820px;
  margin: 0 0 16px;
}

.page-faq .faq-hero__lead {
  max-width: 720px;
  margin: 0 0 28px;
  font-size: 16px;
  line-height: 1.8;
  color: rgba(255, 255, 255, .86);
}

.page-faq .faq-search {
  max-width: 560px;
  display: flex;
  align-items: center;
  gap: 10px;
  background: #fff;
  border-radius: var(--radius-pill);
  padding: 8px 18px 8px 20px;
  box-shadow: var(--shadow-lift);
}

.page-faq .faq-search__icon {
  color: var(--faq-green);
  flex-shrink: 0;
}

.page-faq .faq-search__input {
  width: 100%;
  border: none;
  outline: none;
  font-size: 15px;
  font-family: var(--font-body);
  background: transparent;
  color: var(--faq-charcoal);
}

.page-faq .faq-search__input::placeholder {
  color: #9aa0a8;
}

.page-faq .faq-search__hint {
  margin-top: 12px;
  font-size: 13px;
  color: rgba(255, 255, 255, .68);
}

/* 索引＋内容布局 */
.page-faq .faq-layout {
  max-width: 1200px;
  margin: 0 auto;
  padding: 32px 24px 80px;
  display: grid;
  gap: 28px;
}

.page-faq .faq-index {
  background: #fff;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
  padding: 20px;
}

.page-faq .faq-index__title {
  font-family: var(--font-head);
  font-style: italic;
  font-weight: 900;
  font-size: 22px;
  margin: 0 0 12px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--faq-silver);
}

.page-faq .faq-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 6px;
  scrollbar-width: thin;
}

.page-faq .faq-index__link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 14px;
  border-radius: var(--radius-pill);
  text-decoration: none;
  color: var(--faq-charcoal);
  font-size: 15px;
  font-weight: 500;
  white-space: nowrap;
  background: var(--faq-cream);
  transition: background .25s var(--ease), color .25s var(--ease);
}

.page-faq .faq-index__link:hover,
.page-faq .faq-index__link:focus-visible {
  background: #e8f0e6;
  color: var(--faq-green-deep);
}

.page-faq .faq-index__dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}

.page-faq .faq-index__dot--orange { background: var(--faq-orange); }
.page-faq .faq-index__dot--green { background: var(--faq-green); }
.page-faq .faq-index__dot--sky { background: var(--faq-sky); }
.page-faq .faq-index__dot--amber { background: var(--faq-amber); }

.page-faq .faq-index__tip {
  margin: 16px 0 0;
  padding: 12px;
  font-size: 13px;
  color: #6b7280;
  background: var(--faq-cream);
  border-radius: var(--radius-md);
  line-height: 1.6;
}

/* 章节 */
.page-faq .faq-section {
  scroll-margin-top: 84px;
  margin-bottom: 56px;
}

.page-faq .faq-section__head {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 20px;
}

.page-faq .faq-section__num {
  font-family: var(--font-head);
  font-style: italic;
  font-weight: 900;
  font-size: 46px;
  line-height: .9;
  color: var(--faq-charcoal);
  flex-shrink: 0;
  min-width: 54px;
}

.page-faq .faq-section--register .faq-section__num { color: var(--faq-orange); }
.page-faq .faq-section--data .faq-section__num { color: var(--faq-green); }
.page-faq .faq-section--center .faq-section__num { color: var(--faq-sky); }
.page-faq .faq-section--support .faq-section__num { color: var(--faq-amber); }

.page-faq .faq-section__title {
  font-family: var(--font-head);
  font-style: italic;
  font-weight: 900;
  font-size: 28px;
  line-height: 1.1;
  margin: 0 0 4px;
}

.page-faq .faq-section__desc {
  font-size: 14px;
  color: #6b7280;
  margin: 0;
}

/* 折叠卡片 */
.page-faq .faq-items {
  display: grid;
  gap: 14px;
}

.page-faq .faq-item {
  background: #fff;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-soft);
  overflow: hidden;
  border-left: 4px solid var(--faq-silver);
  transition: box-shadow .25s var(--ease), transform .25s var(--ease);
}

.page-faq .faq-item[open] {
  box-shadow: var(--shadow-lift);
}

.page-faq .faq-item:hover {
  transform: translateY(-1px);
}

.page-faq .faq-item--orange { border-left-color: var(--faq-orange); }
.page-faq .faq-item--green { border-left-color: var(--faq-green); }
.page-faq .faq-item--sky { border-left-color: var(--faq-sky); }
.page-faq .faq-item--amber { border-left-color: var(--faq-amber); }

.page-faq .faq-item__summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 20px;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
  cursor: pointer;
  list-style: none;
  user-select: none;
}

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

.page-faq .faq-item__summary:hover {
  background: #fafaf8;
}

.page-faq .faq-item__icon {
  position: relative;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--faq-charcoal);
  flex-shrink: 0;
  transition: background .25s var(--ease);
}

.page-faq .faq-item__icon::before,
.page-faq .faq-item__icon::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  background: #fff;
  transition: transform .25s var(--ease), opacity .25s var(--ease);
}

.page-faq .faq-item__icon::before {
  width: 10px;
  height: 2px;
  transform: translate(-50%, -50%);
}

.page-faq .faq-item__icon::after {
  width: 2px;
  height: 10px;
  transform: translate(-50%, -50%);
}

.page-faq .faq-item--orange[open] .faq-item__icon { background: var(--faq-orange); }
.page-faq .faq-item--green[open] .faq-item__icon { background: var(--faq-green); }
.page-faq .faq-item--sky[open] .faq-item__icon { background: var(--faq-sky); }
.page-faq .faq-item--amber[open] .faq-item__icon { background: var(--faq-amber); }

.page-faq .faq-item[open] .faq-item__icon::after {
  transform: translate(-50%, -50%) rotate(90deg);
  opacity: 0;
}

.page-faq .faq-item__body {
  padding: 0 20px 20px;
  font-size: 15px;
  line-height: 1.8;
  color: #4a4d52;
}

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

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

.page-faq .faq-item__body--split {
  display: grid;
  gap: 18px;
}

.page-faq .faq-steps,
.page-faq .faq-list {
  margin: 12px 0 0;
  padding-left: 20px;
  display: grid;
  gap: 6px;
}

.page-faq .faq-inline-link {
  color: var(--faq-green);
  text-decoration: underline;
  text-underline-offset: 3px;
  font-weight: 600;
}

.page-faq .faq-inline-link:hover {
  color: var(--faq-orange);
}

.page-faq .faq-item__note {
  margin-top: 14px;
  font-size: 14px;
  color: #6b7280;
}

/* 图片 */
.page-faq .faq-figure {
  margin: 12px 0 0;
}

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

.page-faq .faq-figure figcaption {
  margin-top: 8px;
  font-size: 13px;
  color: #6b7280;
  line-height: 1.6;
}

.page-faq .faq-figure--small img {
  max-width: 200px;
  margin: 0 auto;
  border-radius: var(--radius-sm);
}

.page-faq .faq-figure--wide {
  margin-top: 28px;
  padding-top: 24px;
  border-top: 1px solid var(--faq-silver);
}

.page-faq .faq-figure--wide img {
  max-height: 420px;
  object-fit: cover;
}

/* 数据条 */
.page-faq .faq-stat-strip {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-bottom: 20px;
}

.page-faq .faq-stat-strip__item {
  background: var(--faq-green-deep);
  color: #fff;
  border-radius: var(--radius-md);
  padding: 16px;
  display: grid;
  gap: 4px;
  box-shadow: var(--shadow-soft);
}

.page-faq .faq-stat-strip__num {
  font-family: var(--font-head);
  font-style: italic;
  font-weight: 900;
  font-size: 26px;
  line-height: 1;
  color: var(--faq-orange);
}

.page-faq .faq-stat-strip__label {
  font-size: 13px;
  opacity: .85;
  line-height: 1.5;
}

.page-faq .faq-stat-strip__item--orange {
  background: var(--faq-orange);
}

.page-faq .faq-stat-strip__item--orange .faq-stat-strip__num {
  color: #fff;
}

.page-faq .faq-stat-strip__item--cream {
  background: var(--faq-cream);
  border: 1px solid var(--faq-silver);
}

.page-faq .faq-stat-strip__item--cream .faq-stat-strip__num {
  color: var(--faq-charcoal);
}

.page-faq .faq-stat-strip__item--cream .faq-stat-strip__label {
  color: #6b7280;
  opacity: 1;
}

/* 支持信息卡 */
.page-faq .faq-support-grid {
  display: grid;
  gap: 12px;
  margin-top: 14px;
}

.page-faq .faq-support-card {
  background: var(--faq-cream);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  display: grid;
  gap: 4px;
  border: 1px solid rgba(192, 196, 204, .4);
  border-top: 3px solid var(--faq-orange);
}

.page-faq .faq-support-card--phone { border-top-color: var(--faq-green); }
.page-faq .faq-support-card--time { border-top-color: var(--faq-sky); }
.page-faq .faq-support-card--addr { border-top-color: var(--faq-amber); }

.page-faq .faq-support-card__label {
  font-size: 13px;
  font-weight: 600;
  color: var(--faq-green-deep);
}

.page-faq .faq-support-card__value {
  font-size: 15px;
  font-weight: 500;
  line-height: 1.5;
  word-break: break-word;
}

/* 响应式：平板及以上 */
@media (min-width: 560px) {
  .page-faq .faq-item__body--split {
    grid-template-columns: minmax(0, 1fr) 200px;
    align-items: center;
  }

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

/* 响应式：桌面 */
@media (min-width: 900px) {
  .page-faq .faq-hero {
    padding-top: 104px;
    padding-bottom: 76px;
  }

  .page-faq .faq-hero__title {
    font-size: 54px;
  }

  .page-faq .faq-layout {
    grid-template-columns: 260px minmax(0, 1fr);
    align-items: start;
    gap: 36px;
    padding-top: 44px;
  }

  .page-faq .faq-index {
    position: sticky;
    top: 84px;
  }

  .page-faq .faq-index__list {
    display: grid;
    gap: 6px;
    overflow: visible;
  }

  .page-faq .faq-index__link {
    background: transparent;
    white-space: normal;
  }

  .page-faq .faq-stat-strip {
    grid-template-columns: repeat(4, 1fr);
  }
}