.page-faq {
  --faq-bg: #E8F5E9;
  --faq-card-bg: #FFFFFF;
  --faq-text: #0B3D2E;
  --faq-muted: #5A7D6E;
  --faq-border: rgba(11, 61, 46, 0.12);
  background: linear-gradient(180deg, #F5FAF5 0%, var(--faq-bg) 100%);
  color: var(--faq-text);
  font-family: var(--font-body);
  line-height: var(--line-height-base);
  overflow-x: hidden;
}

/* ===== Hero ===== */
.page-faq .faq-hero {
  position: relative;
  background: var(--color-primary-dark);
  color: var(--color-cream);
  padding: 32px 0 64px;
  overflow: hidden;
}
.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 48%;
  height: 100%;
  background: linear-gradient(135deg, transparent 48%, rgba(57, 255, 20, 0.14) 48%, rgba(57, 255, 20, 0.14) 52%, transparent 52%);
  background-size: 22px 22px;
  transform: skewX(-8deg);
  pointer-events: none;
}
.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--color-accent) 0%, var(--color-accent) 58%, var(--color-cyan) 58%, var(--color-cyan) 100%);
  pointer-events: none;
}
.page-faq .faq-hero .container {
  position: relative;
  z-index: 1;
}
.page-faq .faq-hero .breadcrumbs {
  margin: 0 0 20px;
}
.page-faq .faq-hero .breadcrumbs__link {
  color: rgba(232, 245, 233, 0.75);
}
.page-faq .faq-hero .breadcrumbs__link:hover {
  color: var(--color-accent);
}
.page-faq .faq-hero .breadcrumbs__current {
  color: var(--color-accent);
}
.page-faq .faq-hero__kicker {
  margin: 24px 0 0;
  color: var(--color-accent);
  font-size: 14px;
  font-weight: 300;
  letter-spacing: 3px;
  text-transform: uppercase;
}
.page-faq .faq-hero__title {
  margin: 10px 0 12px;
  font-family: var(--font-display);
  font-size: clamp(34px, 5vw, 56px);
  font-weight: 900;
  line-height: 1.1;
  max-width: 820px;
  letter-spacing: -0.5px;
}
.page-faq .faq-hero__lead {
  margin: 0;
  max-width: 680px;
  font-size: 17px;
  line-height: 1.7;
  color: rgba(232, 245, 233, 0.82);
}

/* ===== FAQ 主体 ===== */
.page-faq .faq-body {
  padding-bottom: 20px;
}

/* 筛选栏 */
.page-faq .filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 40px 0 0;
  margin: 0;
}
.page-faq .filter-bar__btn {
  appearance: none;
  border: 1px solid rgba(11, 61, 46, 0.22);
  border-radius: 999px;
  background: transparent;
  color: var(--faq-text);
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 600;
  line-height: 1.4;
  padding: 9px 18px;
  cursor: pointer;
  transition: all var(--transition-fast);
}
.page-faq .filter-bar__btn:hover {
  border-color: var(--color-primary);
  background: rgba(11, 61, 46, 0.06);
}
.page-faq .filter-bar__btn[data-filter-active="true"] {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-accent);
}

/* FAQ 分类区块 */
.page-faq .faq-category {
  margin-bottom: 44px;
  padding-top: 36px;
}
.page-faq .faq-category__head {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
}
.page-faq .faq-category__head::after {
  content: "";
  flex: 1;
  min-width: 24px;
  height: 2px;
  margin-left: 8px;
  background: linear-gradient(90deg, rgba(11, 61, 46, 0.2), transparent);
}
.page-faq .faq-category__num {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 900;
  line-height: 1;
  padding: 9px 13px;
  border-radius: 10px;
  background: var(--color-accent);
  color: var(--color-primary);
  transform: rotate(-4deg);
  box-shadow: 4px 4px 0 rgba(11, 61, 46, 0.15);
  flex-shrink: 0;
}
.page-faq .faq-category:nth-child(1) .faq-category__num {
  background: var(--color-accent);
  color: var(--color-primary);
}
.page-faq .faq-category:nth-child(2) .faq-category__num {
  background: var(--color-accent-secondary);
  color: #fff;
}
.page-faq .faq-category:nth-child(3) .faq-category__num {
  background: var(--color-cyan);
  color: var(--color-primary);
}
.page-faq .faq-category:nth-child(4) .faq-category__num {
  background: var(--color-wine);
  color: #fff;
}
.page-faq .faq-category__heading h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 900;
  line-height: 1.3;
  color: var(--faq-text);
}
.page-faq .faq-category__heading p {
  margin: 4px 0 0;
  font-size: 14px;
  color: var(--faq-muted);
}

/* 折叠面板 */
.page-faq .accordion__item {
  background: var(--faq-card-bg);
  border: 1px solid var(--faq-border);
  border-left-width: 4px;
  border-left-color: rgba(11, 61, 46, 0.08);
  border-radius: 14px;
  margin-bottom: 12px;
  overflow: hidden;
  transition: box-shadow var(--transition-base), border-color var(--transition-base), border-left-color var(--transition-base);
}
.page-faq .accordion__item[open] {
  border-color: rgba(11, 61, 46, 0.2);
  box-shadow: 0 10px 28px rgba(11, 61, 46, 0.08);
}
.page-faq .faq-category:nth-child(1) .accordion__item[open] {
  border-left-color: var(--color-accent);
}
.page-faq .faq-category:nth-child(2) .accordion__item[open] {
  border-left-color: var(--color-accent-secondary);
}
.page-faq .faq-category:nth-child(3) .accordion__item[open] {
  border-left-color: var(--color-cyan);
}
.page-faq .faq-category:nth-child(4) .accordion__item[open] {
  border-left-color: var(--color-wine);
}
.page-faq .accordion__trigger {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px 20px;
  cursor: pointer;
  list-style: none;
  font-weight: 700;
  font-size: 16px;
  line-height: 1.5;
  color: var(--faq-text);
  transition: background var(--transition-fast);
}
.page-faq .accordion__trigger::-webkit-details-marker {
  display: none;
}
.page-faq .accordion__trigger:hover {
  background: rgba(11, 61, 46, 0.04);
}
.page-faq .accordion__title {
  flex: 1;
  min-width: 0;
}
.page-faq .faq-q {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border-radius: 8px;
  background: var(--color-accent-secondary);
  color: #fff;
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 900;
  line-height: 1;
  flex-shrink: 0;
}
.page-faq .faq-category:nth-child(1) .faq-q {
  background: var(--color-accent);
  color: var(--color-primary);
}
.page-faq .faq-category:nth-child(3) .faq-q {
  background: var(--color-cyan);
  color: var(--color-primary);
}
.page-faq .faq-category:nth-child(4) .faq-q {
  background: var(--color-primary);
}
.page-faq .accordion__icon {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: rgba(11, 61, 46, 0.1);
  position: relative;
  flex-shrink: 0;
  transition: background var(--transition-base), transform var(--transition-base);
}
.page-faq .accordion__icon::before,
.page-faq .accordion__icon::after {
  content: "";
  position: absolute;
  background: var(--faq-text);
  transition: background var(--transition-base), transform var(--transition-base);
}
.page-faq .accordion__icon::before {
  width: 12px;
  height: 2px;
  top: 12px;
  left: 7px;
}
.page-faq .accordion__icon::after {
  width: 2px;
  height: 12px;
  top: 7px;
  left: 12px;
}
.page-faq .accordion__item[open] > .accordion__trigger .accordion__icon {
  background: var(--color-accent);
}
.page-faq .accordion__item[open] > .accordion__trigger .accordion__icon::before,
.page-faq .accordion__item[open] > .accordion__trigger .accordion__icon::after {
  background: var(--color-primary);
}
.page-faq .accordion__item[open] > .accordion__trigger .accordion__icon::after {
  transform: scaleY(0);
}
.page-faq .accordion__panel {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.4s ease, padding 0.4s ease;
  padding: 0 20px;
  color: var(--faq-muted);
  font-size: 15px;
}
.page-faq .accordion__panel > * {
  min-height: 0;
  overflow: hidden;
}
.page-faq .accordion__item[open] .accordion__panel {
  grid-template-rows: 1fr;
  padding: 2px 20px 20px;
}
.page-faq .accordion__panel p {
  margin: 0;
}

/* 图片说明牌 */
.page-faq .faq-figure {
  margin: 28px 0 0;
  padding: 14px;
  background: var(--faq-card-bg);
  border: 1px solid var(--faq-border);
  border-radius: 16px;
  box-shadow: 0 8px 24px rgba(11, 61, 46, 0.06);
}
.page-faq .faq-figure img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 10px;
  object-fit: cover;
}
.page-faq .faq-figure figcaption {
  padding: 12px 4px 2px;
  font-size: 13px;
  color: var(--faq-muted);
  text-align: center;
  letter-spacing: 0.4px;
}

/* 快速使用技巧 */
.page-faq .faq-tips {
  margin-top: 48px;
  padding: 36px 28px;
  background: var(--color-indigo);
  border-radius: 24px;
  color: var(--color-cream);
  position: relative;
  overflow: hidden;
}
.page-faq .faq-tips::after {
  content: "";
  position: absolute;
  right: -70px;
  top: -70px;
  width: 200px;
  height: 200px;
  border: 2px solid rgba(0, 229, 255, 0.22);
  border-radius: 50%;
  pointer-events: none;
}
.page-faq .faq-tips__head {
  margin-bottom: 24px;
  position: relative;
  z-index: 1;
}
.page-faq .faq-tips__head .section-head__kicker {
  color: var(--color-cyan);
}
.page-faq .faq-tips__head h2 {
  margin: 6px 0 0;
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 900;
  line-height: 1.3;
}
.page-faq .faq-tips__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  position: relative;
  z-index: 1;
}
.page-faq .faq-tips__item {
  background: rgba(232, 245, 233, 0.08);
  border: 1px solid rgba(232, 245, 233, 0.14);
  border-radius: 16px;
  padding: 18px;
  transition: transform var(--transition-fast), background var(--transition-fast);
}
.page-faq .faq-tips__item:hover {
  transform: translateY(-3px);
  background: rgba(232, 245, 233, 0.12);
}
.page-faq .faq-tips__num {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 1px;
  color: var(--color-cyan);
}
.page-faq .faq-tips__item h3 {
  margin: 6px 0 4px;
  font-size: 17px;
  font-weight: 800;
  line-height: 1.4;
}
.page-faq .faq-tips__item p {
  margin: 0;
  font-size: 14px;
  line-height: 1.65;
  color: rgba(232, 245, 233, 0.72);
}

/* 联系 CTA */
.page-faq .faq-cta {
  margin-top: 56px;
  padding: 52px 0;
  background: var(--color-wine);
  color: var(--color-cream);
}
.page-faq .faq-cta__inner {
  display: flex;
  flex-direction: column;
  gap: 24px;
  align-items: flex-start;
}
.page-faq .faq-cta__text h2 {
  margin: 0 0 4px;
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 900;
  line-height: 1.3;
}
.page-faq .faq-cta__text p {
  margin: 0;
  color: rgba(232, 245, 233, 0.72);
}
.page-faq .faq-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.page-faq .faq-cta .btn--ghost {
  border-color: rgba(232, 245, 233, 0.6);
  color: var(--color-cream);
}
.page-faq .faq-cta .btn--ghost:hover {
  background: rgba(232, 245, 233, 0.12);
}

/* ===== 响应式 ===== */
@media (min-width: 768px) {
  .page-faq .faq-hero {
    padding: 48px 0 80px;
  }
  .page-faq .faq-hero__title {
    font-size: clamp(44px, 6vw, 64px);
  }
  .page-faq .faq-category__head {
    margin-bottom: 28px;
  }
  .page-faq .faq-category__num {
    font-size: 36px;
  }
  .page-faq .faq-category__heading h2 {
    font-size: 28px;
  }
  .page-faq .faq-tips__grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .page-faq .faq-cta__inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

@media (min-width: 1024px) {
  .page-faq .faq-tips__grid {
    grid-template-columns: repeat(4, 1fr);
  }
  .page-faq .faq-category__heading h2 {
    font-size: 30px;
  }
}