.page-faq {
  --faq-decor: rgba(255, 209, 0, 0.14);
  background: var(--c-bg);
}

/* ===== Hero ===== */
.page-faq .faq-hero {
  position: relative;
  background: linear-gradient(135deg, #1B3A6B 0%, #24476F 55%, #3D2C4E 100%);
  color: var(--c-white);
  overflow: hidden;
  isolation: isolate;
}
.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  width: 460px;
  height: 460px;
  right: -120px;
  top: -160px;
  border-radius: 50%;
  background: var(--faq-decor);
  z-index: -1;
}
.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  left: 44%;
  bottom: -90px;
  width: 280px;
  height: 220px;
  background: rgba(255, 122, 0, 0.28);
  border-radius: 46% 54% 20% 80% / 60% 40% 60% 40%;
  transform: rotate(14deg);
  z-index: -1;
}
.page-faq .faq-hero__inner {
  display: grid;
  gap: 36px;
  padding: 56px 0;
}
.page-faq .faq-hero .breadcrumb {
  color: rgba(255, 255, 255, 0.72);
  margin-bottom: 28px;
  font-size: 14px;
}
.page-faq .faq-hero .breadcrumb a {
  color: var(--c-secondary);
  text-decoration: none;
}
.page-faq .faq-hero .breadcrumb a:hover {
  text-decoration: underline;
}
.page-faq .faq-hero .breadcrumb .breadcrumb__sep {
  margin: 0 8px;
  opacity: 0.7;
}
.page-faq .faq-hero .eyebrow {
  color: var(--c-secondary);
  letter-spacing: 0.18em;
  font-weight: 700;
  font-size: 13px;
  text-transform: uppercase;
}
.page-faq .faq-hero h1 {
  font-family: var(--font-title);
  font-size: clamp(38px, 8vw, 66px);
  line-height: 1.04;
  letter-spacing: 0.01em;
  margin: 10px 0 18px;
}
.page-faq .faq-hero__lead {
  font-size: 17px;
  line-height: 1.85;
  color: rgba(255, 255, 255, 0.86);
  max-width: 520px;
  margin-bottom: 30px;
}

/* ===== 搜索栏 ===== */
.page-faq .faq-search {
  max-width: 600px;
}
.page-faq .faq-search__bar {
  display: flex;
  align-items: center;
  gap: 8px;
  max-width: 100%;
  background: var(--c-white);
  border-radius: 999px;
  padding: 6px;
  padding-left: 18px;
  box-shadow: 0 12px 40px rgba(6, 12, 32, 0.25);
}
.page-faq .faq-search__icon {
  display: block;
  width: 18px;
  height: 18px;
  color: var(--c-accent);
  flex: 0 0 auto;
}
.page-faq .faq-search__bar input {
  flex: 1;
  min-width: 0;
  border: 0;
  outline: 0;
  background: transparent;
  font-family: var(--font-body);
  font-size: 15px;
  color: var(--c-text);
}
.page-faq .faq-search__bar input::placeholder {
  color: #9a9a9a;
}
.page-faq .faq-search__bar .btn {
  white-space: nowrap;
  border-radius: 999px;
  padding: 10px 22px;
  text-decoration: none;
}
.page-faq .faq-search__hot {
  margin-top: 16px;
}
.page-faq .faq-search__hot-label {
  display: block;
  margin-bottom: 8px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.7);
  letter-spacing: 0.06em;
}
.page-faq .faq-search__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.page-faq .faq-search__tag {
  border: 1px solid rgba(255, 255, 255, 0.35);
  background: rgba(255, 255, 255, 0.1);
  border-radius: 999px;
  padding: 6px 14px;
  font-size: 13px;
  font-family: var(--font-body);
  color: var(--c-white);
  cursor: pointer;
  transition: background 0.25s, border-color 0.25s, color 0.25s;
}
.page-faq .faq-search__tag:hover {
  background: rgba(255, 122, 0, 0.35);
  border-color: rgba(255, 122, 0, 0.7);
}
.page-faq .faq-search__tag[aria-pressed="true"] {
  background: var(--c-primary);
  border-color: var(--c-primary);
  color: var(--c-white);
}

/* ===== Hero 视觉 ===== */
.page-faq .faq-hero__visual {
  position: relative;
}
.page-faq .faq-hero__frame {
  position: relative;
  border-radius: 22px;
  overflow: hidden;
  border: 3px solid rgba(255, 209, 0, 0.55);
  box-shadow: 0 28px 70px rgba(0, 0, 0, 0.3);
}
.page-faq .faq-hero__frame img {
  display: block;
  width: 100%;
  height: auto;
}
.page-faq .faq-hero__frame-tag {
  position: absolute;
  left: 18px;
  top: 18px;
  display: flex;
  align-items: center;
  gap: 10px;
  background: rgba(27, 58, 107, 0.85);
  color: var(--c-white);
  border-radius: 999px;
  padding: 6px 14px;
  font-size: 12px;
  letter-spacing: 0.08em;
}
.page-faq .faq-hero__frame-tag .t-num {
  color: var(--c-secondary);
}

/* ===== 主体两栏 ===== */
.page-faq .faq-body {
  display: grid;
  gap: 36px;
  padding: 48px 0 64px;
  align-items: start;
}

/* ===== 左侧分类导航 ===== */
.page-faq .faq-side {
  display: grid;
  gap: 20px;
  align-content: start;
}
.page-faq .faq-side__panel {
  background: var(--c-white);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  padding: 22px;
  box-shadow: var(--shadow-card);
}
.page-faq .faq-side__title {
  font-family: var(--font-title);
  font-size: 22px;
  margin: 4px 0 18px;
  color: var(--c-text);
  padding-bottom: 12px;
  position: relative;
}
.page-faq .faq-side__title::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 44px;
  height: 4px;
  border-radius: 2px;
  background: var(--c-primary);
}
.page-faq .faq-side__nav {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding-bottom: 4px;
  scrollbar-width: none;
}
.page-faq .faq-side__nav::-webkit-scrollbar {
  display: none;
}
.page-faq .faq-side__btn {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  border: 1px solid var(--c-border);
  border-radius: var(--radius-sm);
  background: var(--c-white);
  color: var(--c-accent);
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 700;
  padding: 11px 16px;
  cursor: pointer;
  transition: all 0.2s ease;
}
.page-faq .faq-side__btn .t-num {
  font-size: 13px;
}
.page-faq .faq-side__btn:hover {
  border-color: var(--c-primary);
  color: var(--c-primary);
}
.page-faq .faq-side__btn[aria-pressed="true"] {
  background: var(--c-accent);
  border-color: var(--c-accent);
  color: var(--c-white);
}
.page-faq .faq-side__card {
  background: linear-gradient(135deg, #FFF2D9, #FFD9B0);
  border-radius: var(--radius-md);
  padding: 20px;
  border: 1px solid rgba(255, 122, 0, 0.2);
}
.page-faq .faq-side__card-title {
  font-weight: 800;
  font-size: 16px;
  margin-bottom: 6px;
  color: var(--c-text);
}
.page-faq .faq-side__card-text {
  font-size: 14px;
  color: #5f5143;
  line-height: 1.7;
  margin-bottom: 14px;
}

/* ===== 右侧问题列表 ===== */
.page-faq .faq-list__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  border-bottom: 2px solid var(--c-accent);
  padding-bottom: 14px;
  margin-bottom: 22px;
}
.page-faq .faq-list__indicator {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}
.page-faq .faq-list__index {
  font-family: var(--font-num);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--c-primary);
  background: rgba(255, 122, 0, 0.1);
  border-radius: 6px;
  padding: 5px 10px;
}
.page-faq .faq-list__hint {
  font-size: 13px;
  color: #8a8a8a;
}
.page-faq .faq-list__more {
  font-size: 14px;
  color: var(--c-accent);
  text-decoration: none;
  font-weight: 600;
}
.page-faq .faq-list__more:hover {
  color: var(--c-primary);
}
.page-faq .faq-list__cards {
  display: grid;
  gap: 12px;
}

/* ===== 折叠卡片 ===== */
.page-faq .faq-qa-card {
  background: var(--c-white);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color 0.25s, box-shadow 0.25s;
}
.page-faq .faq-qa-card[data-expanded] {
  border-color: rgba(255, 122, 0, 0.35);
  box-shadow: 0 8px 30px rgba(30, 20, 10, 0.07);
}
.page-faq .faq-qa-card__head {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 14px;
  align-items: center;
  padding: 18px 20px;
  cursor: pointer;
}
.page-faq .faq-qa-card__num {
  font-family: var(--font-num);
  font-size: 13px;
  font-weight: 700;
  color: var(--c-primary);
  background: rgba(255, 122, 0, 0.12);
  border-radius: 8px;
  padding: 4px 8px;
  line-height: 1.4;
}
.page-faq .faq-qa-card__title {
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 700;
  line-height: 1.6;
  margin: 0;
  color: var(--c-text);
}
.page-faq .faq-qa-card__toggle {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--c-secondary);
  display: block;
  position: relative;
  flex: 0 0 auto;
  transition: background 0.2s, transform 0.2s;
}
.page-faq .faq-qa-card__toggle::before,
.page-faq .faq-qa-card__toggle::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 12px;
  height: 2px;
  border-radius: 2px;
  background: var(--c-accent);
  transform: translate(-50%, -50%);
  transition: transform 0.25s;
}
.page-faq .faq-qa-card__toggle::after {
  transform: translate(-50%, -50%) rotate(90deg);
}
.page-faq .faq-qa-card[data-expanded] .faq-qa-card__toggle::after {
  transform: translate(-50%, -50%) rotate(0deg);
}
.page-faq .faq-qa-card__body {
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transition: max-height 0.35s ease, opacity 0.25s ease;
}
.page-faq .faq-qa-card[data-expanded] .faq-qa-card__body {
  max-height: 600px;
  opacity: 1;
}
.page-faq .faq-qa-card__answer {
  margin: 0;
  padding: 16px 22px 22px;
  color: #555;
  font-size: 15px;
  line-height: 1.9;
  border-top: 1px dashed var(--c-border);
}
.page-faq .faq-list__empty {
  display: none;
  margin-top: 20px;
  padding: 24px;
  text-align: center;
  background: rgba(255, 209, 0, 0.14);
  border-radius: var(--radius-md);
  font-size: 15px;
  color: var(--c-text);
}

/* ===== 联系客服区 ===== */
.page-faq .faq-cta {
  background: linear-gradient(135deg, #FFFBE8, #FAF7F0);
  border-top: 1px solid rgba(255, 122, 0, 0.2);
  padding: 64px 0;
}
.page-faq .faq-cta__inner {
  display: grid;
  gap: 36px;
  align-items: center;
}
.page-faq .faq-cta__visual {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  border: 3px solid var(--c-white);
}
.page-faq .faq-cta__visual img {
  display: block;
  width: 100%;
  height: auto;
}
.page-faq .faq-cta__content .eyebrow {
  color: var(--c-primary);
}
.page-faq .faq-cta__content h2 {
  font-family: var(--font-title);
  font-size: clamp(28px, 4vw, 40px);
  margin: 8px 0 14px;
}
.page-faq .faq-cta__lead {
  color: #555;
  line-height: 1.8;
  margin-bottom: 24px;
}
.page-faq .faq-cta__list {
  list-style: none;
  margin: 0 0 16px;
  padding: 0;
  display: grid;
  gap: 12px;
}
.page-faq .faq-cta__list li {
  display: flex;
  align-items: baseline;
  gap: 14px;
  background: var(--c-white);
  border: 1px solid var(--c-border);
  border-left: 4px solid var(--c-primary);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
}
.page-faq .faq-cta__label {
  color: #8a7f72;
  font-size: 13px;
  min-width: 64px;
}
.page-faq .faq-cta__list a {
  color: var(--c-accent);
  font-weight: 600;
  text-decoration: none;
}
.page-faq .faq-cta__list a:hover {
  color: var(--c-primary);
  text-decoration: underline;
}
.page-faq .faq-cta__note {
  font-size: 13px;
  color: #8a7f72;
  border-left: 3px solid var(--c-secondary);
  padding-left: 12px;
  margin: 20px 0 24px;
  line-height: 1.7;
}
.page-faq .faq-cta__stats {
  display: flex;
  gap: 28px;
  flex-wrap: wrap;
}
.page-faq .faq-cta__stat {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.page-faq .faq-cta__stat .t-num {
  font-size: 24px;
  font-weight: 700;
  color: var(--c-primary);
}
.page-faq .faq-cta__stat span:last-child {
  font-size: 13px;
  color: #8a7f72;
}

/* ===== 平板 ===== */
@media (min-width: 768px) {
  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.9fr);
    align-items: center;
    gap: 48px;
    padding: 72px 0;
  }
  .page-faq .faq-search__hot-label {
    display: inline-block;
    margin-right: 8px;
    margin-bottom: 0;
  }
  .page-faq .faq-search__tags {
    display: inline-flex;
  }
  .page-faq .faq-side__nav {
    display: grid;
    overflow-x: visible;
  }
  .page-faq .faq-body {
    grid-template-columns: 240px minmax(0, 1fr);
    gap: 36px;
  }
  .page-faq .faq-cta__inner {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    gap: 48px;
  }
}

/* ===== 桌面 ===== */
@media (min-width: 1024px) {
  .page-faq .faq-hero__inner {
    min-height: 560px;
    gap: 64px;
  }
  .page-faq .faq-body {
    grid-template-columns: 280px minmax(0, 1fr);
    gap: 48px;
    padding: 72px 0 88px;
  }
  .page-faq .faq-cta {
    padding: 88px 0;
  }
  .page-faq .faq-qa-card__head {
    padding: 20px 24px;
  }
  .page-faq .faq-qa-card__answer {
    padding: 16px 24px 24px;
  }
}