/* ===== 页面作用域：支持中心 .page-faq ===== */

.page-faq {
  --faq-radius: 28px;
  --faq-ink-light: #0d7c00;
  --faq-body-ink: #24344d;
  background: var(--color-base);
  color: var(--color-text-primary);
  font-family: var(--font-body);
  line-height: 1.6;
  overflow-x: hidden;
}

/* ---------- Hero ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: 112px 0 56px;
  background:
    linear-gradient(115deg, rgba(57, 255, 20, 0.10) 0%, transparent 42%),
    radial-gradient(circle at 82% 22%, rgba(57, 255, 20, 0.12) 0%, transparent 50%),
    var(--color-base);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  width: 480px;
  height: 480px;
  right: -160px;
  top: -160px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(57, 255, 20, 0.10) 0%, transparent 66%);
  pointer-events: none;
}

.page-faq .faq-hero__inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: 36px;
  align-items: stretch;
}

.page-faq .faq-hero__content {
  max-width: 680px;
}

.page-faq .faq-breadcrumb {
  margin-bottom: 20px;
  font-size: var(--font-size-small);
}

.page-faq .faq-breadcrumb .breadcrumb-item {
  color: var(--color-text-muted);
  text-decoration: none;
}

.page-faq .faq-breadcrumb .breadcrumb-item[aria-current="page"] {
  color: var(--color-text-primary);
  font-weight: 600;
}

.page-faq .faq-breadcrumb .breadcrumb-sep {
  color: var(--color-border);
  margin: 0 6px;
}

.page-faq .faq-hero__tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  color: var(--color-accent);
  font-size: var(--font-size-small);
  font-weight: 700;
  letter-spacing: 0.04em;
  background: rgba(57, 255, 20, 0.06);
}

.page-faq .faq-hero__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.5rem, 6vw, 4rem);
  line-height: 1.04;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  margin: 14px 0 18px;
}

.page-faq .faq-hero__title span {
  color: var(--color-accent);
}

.page-faq .faq-hero__lead {
  font-size: 1.05rem;
  color: var(--color-text-muted);
  max-width: 560px;
  margin-bottom: 28px;
}

.page-faq .faq-hero__search {
  position: relative;
  max-width: 520px;
  margin-bottom: 24px;
}

.page-faq .faq-hero__search input {
  width: 100%;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  background: var(--color-surface);
  color: var(--color-text-primary);
  padding: 16px 52px 16px 24px;
  font-size: 1rem;
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.page-faq .faq-hero__search input:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 4px var(--color-accent-soft);
}

.page-faq .faq-hero__search::after {
  content: "";
  position: absolute;
  right: 22px;
  top: 50%;
  transform: translateY(-50%);
  width: 18px;
  height: 18px;
  border: 2px solid var(--color-text-muted);
  border-radius: 50%;
}

.page-faq .faq-hero__search::before {
  content: "";
  position: absolute;
  right: 19px;
  top: calc(50% + 10px);
  width: 8px;
  height: 2px;
  background: var(--color-text-muted);
  transform: rotate(45deg);
  z-index: 1;
}

.page-faq .faq-hero__badges {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-hero__badges .badge {
  color: var(--color-text-muted);
}

.page-faq .faq-hero__visual {
  position: relative;
  border-radius: var(--faq-radius);
  overflow: hidden;
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.3);
}

.page-faq .faq-hero__visual img {
  width: 100%;
  height: auto;
  display: block;
}

.page-faq .faq-hero__visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(57, 255, 20, 0.20) 0%, transparent 52%);
}

.page-faq .faq-hero__visual-tag {
  position: absolute;
  left: 16px;
  bottom: 16px;
  z-index: 1;
  padding: 10px 16px;
  background: var(--color-base);
  color: var(--color-accent);
  border-radius: var(--radius-pill);
  font-size: var(--font-size-small);
  font-weight: 800;
  letter-spacing: 0.04em;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

/* ---------- 服务数据条 ---------- */
.page-faq .faq-stats {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  position: relative;
}

.page-faq .faq-stats::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 140px;
  height: 3px;
  background: var(--color-accent);
  border-radius: var(--radius-pill);
}

.page-faq .faq-stats__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px 20px;
  padding: 36px 0;
}

.page-faq .faq-stats__item {
  display: flex;
  flex-direction: column;
}

.page-faq .faq-stats__item strong {
  font-family: var(--font-display);
  font-size: 1.9rem;
  line-height: 1;
  color: var(--color-accent);
  letter-spacing: 0.02em;
}

.page-faq .faq-stats__item span {
  margin-top: 8px;
  font-size: var(--font-size-small);
  color: var(--color-text-muted);
}

/* ---------- FAQ 主体 ---------- */
.page-faq .faq-main {
  padding: 72px 0;
  background: linear-gradient(180deg, transparent 0%, rgba(57, 255, 20, 0.04) 100%), var(--color-base);
}

.page-faq .faq-main__head {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 28px;
}

.page-faq .faq-main__head .section-head {
  margin-bottom: 0;
}

.page-faq .faq-main__head .section-title {
  color: var(--color-text-primary);
}

.page-faq .faq-main__head .section-index {
  color: var(--color-accent);
}

.page-faq .faq-main__lead {
  max-width: 560px;
  color: var(--color-text-muted);
}

.page-faq .faq-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 28px;
}

/* ---------- FAQ 布局：左索引 + 右手风琴 ---------- */
.page-faq .faq-layout {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.page-faq .faq-index {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  flex-shrink: 0;
}

.page-faq .faq-index__label {
  font-size: var(--font-size-small);
  font-weight: 800;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin: 0 0 14px;
}

.page-faq .faq-index__list {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
}

.page-faq .faq-index__list li {
  border-bottom: 1px solid var(--color-border);
}

.page-faq .faq-index__list a {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding: 14px 4px;
  color: var(--color-text-primary);
  text-decoration: none;
  font-weight: 600;
  transition: color var(--transition-fast), padding-left var(--transition-fast);
}

.page-faq .faq-index__list a:hover {
  color: var(--color-accent);
  padding-left: 10px;
}

.page-faq .faq-index__name {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.page-faq .faq-index__name svg {
  color: var(--color-accent);
  flex-shrink: 0;
}

.page-faq .faq-index__count {
  color: var(--color-text-muted);
  font-size: var(--font-size-small);
  background: rgba(255, 255, 255, 0.06);
  padding: 2px 10px;
  border-radius: var(--radius-pill);
}

.page-faq .faq-index__card {
  background: var(--color-base);
  border-radius: var(--radius-md);
  padding: 20px;
}

.page-faq .faq-index__card-title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--color-text-primary);
  margin: 0 0 8px;
}

.page-faq .faq-index__card-text {
  font-size: var(--font-size-small);
  color: var(--color-text-muted);
  margin: 0 0 16px;
}

.page-faq .faq-index__card .btn {
  display: inline-flex;
  justify-content: center;
  width: 100%;
}

.page-faq .faq-answers {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

/* ---------- 问答分组卡片 ---------- */
.page-faq .faq-group {
  background: var(--color-light-surface);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  color: var(--faq-body-ink);
}

.page-faq .faq-group__title {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-display);
  font-size: 1.35rem;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--color-base);
  margin: 0 0 8px;
}

.page-faq .faq-group__title span {
  color: var(--faq-ink-light);
}

/* ---------- 手风琴 ---------- */
.page-faq .faq-item {
  border-bottom: 1px solid rgba(11, 29, 58, 0.14);
}

.page-faq .faq-item:last-of-type {
  border-bottom: none;
}

.page-faq .faq-item__q {
  list-style: none;
  cursor: pointer;
  padding: 18px 46px 18px 0;
  font-weight: 700;
  font-size: 1rem;
  color: var(--color-base);
  position: relative;
  transition: color var(--transition-fast);
}

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

.page-faq .faq-item__q:hover {
  color: var(--faq-ink-light);
}

.page-faq .faq-item__q::after {
  content: "+";
  position: absolute;
  right: 4px;
  top: 50%;
  transform: translateY(-50%);
  width: 30px;
  height: 30px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: rgba(11, 29, 58, 0.08);
  color: var(--color-base);
  font-size: 1.1rem;
  line-height: 1;
  transition: background var(--transition-fast), color var(--transition-fast);
}

.page-faq details[open] .faq-item__q {
  color: var(--faq-ink-light);
}

.page-faq details[open] .faq-item__q::after {
  content: "−";
  background: var(--color-accent);
  color: var(--color-base);
}

.page-faq .faq-item__a {
  padding: 0 12px 22px 0;
  color: var(--faq-body-ink);
  font-size: 0.95rem;
  animation: page-faq-fade-in var(--transition-base);
}

.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-ink-light);
  text-decoration: underline;
  text-underline-offset: 4px;
  font-weight: 600;
}

/* ---------- 联系区 ---------- */
.page-faq .faq-contact {
  background: linear-gradient(115deg, rgba(57, 255, 20, 0.08) 0%, transparent 40%), var(--color-surface);
  padding: 72px 0;
  border-top: 1px solid var(--color-border);
}

.page-faq .faq-contact__inner {
  display: flex;
  flex-direction: column;
  gap: 40px;
  align-items: center;
}

.page-faq .faq-contact__content {
  max-width: 560px;
  width: 100%;
}

.page-faq .faq-contact__tag {
  color: var(--color-accent);
  font-size: var(--font-size-small);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.page-faq .faq-contact__title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  text-transform: uppercase;
  letter-spacing: 0.02em;
  margin: 10px 0 14px;
}

.page-faq .faq-contact__lead {
  color: var(--color-text-muted);
  margin-bottom: 24px;
}

.page-faq .faq-contact__list {
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
}

.page-faq .faq-contact__list li {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text-primary);
}

.page-faq .faq-contact__list li span {
  color: var(--color-text-muted);
  font-size: var(--font-size-small);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.page-faq .faq-contact .contact-note {
  background: rgba(57, 255, 20, 0.08);
  border-left: 3px solid var(--color-accent);
  padding: 12px 16px;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  color: var(--color-text-muted);
  font-size: var(--font-size-small);
  margin-bottom: 24px;
}

.page-faq .faq-contact__visual {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.3);
  max-width: 440px;
  width: 100%;
}

.page-faq .faq-contact__visual img {
  width: 100%;
  height: auto;
  display: block;
}

/* ---------- 桌面端增强 ---------- */
@media (min-width: 760px) {
  .page-faq .faq-hero {
    padding-top: 140px;
  }

  .page-faq .faq-hero__inner {
    flex-direction: row;
    align-items: center;
    gap: 56px;
  }

  .page-faq .faq-hero__content {
    flex: 1 1 52%;
  }

  .page-faq .faq-hero__visual {
    flex: 1 1 48%;
  }

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

  .page-faq .faq-layout {
    flex-direction: row;
    align-items: flex-start;
    gap: 32px;
  }

  .page-faq .faq-index {
    position: sticky;
    top: 100px;
    width: 280px;
  }

  .page-faq .faq-answers {
    flex: 1;
  }

  .page-faq .faq-contact__inner {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    gap: 56px;
  }

  .page-faq .faq-contact__content {
    flex: 1 1 55%;
  }

  .page-faq .faq-contact__visual {
    flex: 1 1 40%;
    margin: 0;
  }
}

/* ---------- 减少动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-faq *,
  .page-faq *::before,
  .page-faq *::after {
    animation: none !important;
    transition: none !important;
  }
}

@keyframes page-faq-fade-in {
  from {
    opacity: 0;
    transform: translateY(-6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}