.page-faq {
  background: var(--color-light-bg);
  overflow-x: hidden;
}

/* ===== Hero ===== */
.page-faq .faq-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--color-navy);
  padding: var(--space-4) 0 var(--space-5);
  min-height: 420px;
}

.page-faq .faq-hero-media {
  position: absolute;
  inset: 0;
  z-index: 0;
  opacity: 0.32;
}

.page-faq .faq-hero-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 26% 24%, rgba(255, 215, 0, 0.14), transparent 46%),
    linear-gradient(100deg, var(--color-navy) 0%, rgba(10, 27, 61, 0.72) 58%, rgba(10, 27, 61, 0.18) 100%);
}

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

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  right: -9%;
  top: -14%;
  width: 46%;
  height: 76%;
  background: linear-gradient(135deg, rgba(255, 215, 0, 0.2), rgba(255, 184, 0, 0) 72%);
  clip-path: polygon(30% 0, 100% 0, 100% 100%, 0 100%);
  z-index: 0;
  pointer-events: none;
}

.page-faq .faq-hero-content {
  position: relative;
  z-index: 1;
}

.page-faq .faq-hero .breadcrumb-list {
  margin-bottom: var(--space-4);
}

.page-faq .faq-hero .breadcrumb-link {
  color: var(--color-text-subtle);
  text-decoration: none;
  transition: color 0.3s var(--ease);
}

.page-faq .faq-hero .breadcrumb-link:hover {
  color: var(--color-gold);
}

.page-faq .faq-kicker {
  color: var(--color-gold);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  margin: 0 0 var(--space-2);
}

.page-faq .faq-hero-title {
  color: var(--color-text-light);
  font-family: var(--font-headline);
  font-size: clamp(1.75rem, 5.6vw, 2.75rem);
  font-weight: 800;
  line-height: 1.22;
  max-width: 14em;
  margin: 0 0 var(--space-3);
}

.page-faq .faq-hero-lead {
  color: var(--color-text-subtle);
  font-size: 0.98rem;
  line-height: 1.8;
  max-width: 46em;
  margin: 0 0 var(--space-4);
}

.page-faq .faq-hero-meta {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.page-faq .faq-index {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.page-faq .faq-index-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.45rem 0.95rem;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  background: rgba(27, 59, 111, 0.6);
  color: var(--color-text-light);
  font-size: 0.88rem;
  text-decoration: none;
  transition: border-color 0.3s var(--ease), color 0.3s var(--ease), transform 0.3s var(--ease);
}

.page-faq .faq-index-link:hover {
  border-color: var(--color-gold);
  color: var(--color-gold);
  transform: translateY(-2px);
}

.page-faq .faq-hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
}

.page-faq .faq-stat {
  min-width: 92px;
}

.page-faq .faq-stat-num {
  display: block;
  color: var(--color-gold);
  font-size: 1.6rem;
  font-weight: 700;
  line-height: 1.2;
}

.page-faq .faq-stat-label {
  display: block;
  color: var(--color-text-subtle);
  font-size: 0.82rem;
  margin-top: 0.2rem;
}

/* ===== 筛选栏 ===== */
.page-faq .faq-filterbar {
  background:
    linear-gradient(120deg, rgba(255, 215, 0, 0.14) 0%, rgba(255, 215, 0, 0.02) 32%, rgba(255, 184, 0, 0.05) 62%, rgba(10, 27, 61, 0.24) 100%),
    var(--color-blue);
  border-bottom: 1px solid rgba(255, 215, 0, 0.16);
  padding: var(--space-2) 0;
}

.page-faq .faq-filter {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  overflow-x: auto;
  scrollbar-width: none;
  padding: 0.4rem 0;
}

.page-faq .faq-filter::-webkit-scrollbar {
  display: none;
}

.page-faq .faq-filter-input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-faq .faq-filter-btn {
  flex: 0 0 auto;
  padding: 0.5rem 1.05rem;
  border: 1px solid rgba(255, 215, 0, 0.3);
  border-radius: 999px;
  background: transparent;
  color: var(--color-text-subtle);
  font-family: var(--font-mono);
  font-size: 0.82rem;
  cursor: pointer;
  user-select: none;
  transition: background-color 0.3s var(--ease), color 0.3s var(--ease), border-color 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.page-faq .faq-filter-btn:hover {
  color: var(--color-gold);
  border-color: var(--color-gold);
}

.page-faq .faq-filter-input:focus-visible + label {
  outline: 2px solid var(--color-gold);
  outline-offset: 2px;
}

.page-faq:has(#faq-f-all:checked) label[for="faq-f-all"],
.page-faq:has(#faq-f-download:checked) label[for="faq-f-download"],
.page-faq:has(#faq-f-record:checked) label[for="faq-f-record"],
.page-faq:has(#faq-f-compare:checked) label[for="faq-f-compare"],
.page-faq:has(#faq-f-security:checked) label[for="faq-f-security"],
.page-faq:has(#faq-f-other:checked) label[for="faq-f-other"] {
  background: var(--color-gold);
  border-color: var(--color-gold);
  color: var(--color-navy);
  font-weight: 700;
  box-shadow: 0 0 18px rgba(255, 215, 0, 0.38);
}

.page-faq:has(#faq-f-download:checked) .faq-group:not([data-filter="download"]),
.page-faq:has(#faq-f-record:checked) .faq-group:not([data-filter="record"]),
.page-faq:has(#faq-f-compare:checked) .faq-group:not([data-filter="compare"]),
.page-faq:has(#faq-f-security:checked) .faq-group:not([data-filter="security"]),
.page-faq:has(#faq-f-other:checked) .faq-group:not([data-filter="other"]) {
  display: none;
}

/* ===== 主体网格 ===== */
.page-faq .faq-body {
  padding: var(--space-5) 0 var(--space-6);
}

.page-faq .faq-body-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-5);
  align-items: start;
}

.page-faq .faq-main {
  min-width: 0;
}

/* ===== FAQ 分组 ===== */
.page-faq .faq-group {
  position: relative;
  overflow: hidden;
  background: var(--color-navy);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-3);
  margin-bottom: var(--space-4);
}

.page-faq .faq-group::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  width: 5px;
  background: linear-gradient(180deg, var(--color-gold), var(--color-gold-dark));
}

.page-faq .faq-group-head {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding-bottom: var(--space-2);
  margin-bottom: var(--space-3);
  border-bottom: 1px solid var(--color-border);
}

.page-faq .faq-group-num {
  color: var(--color-gold);
  font-size: 1.3rem;
  font-weight: 700;
  line-height: 1;
}

.page-faq .faq-group-head h2 {
  margin: 0;
  color: var(--color-text-light);
  font-size: 1.2rem;
  font-weight: 700;
}

/* ===== 手风琴项 ===== */
.page-faq .faq-item {
  background: var(--color-blue);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  margin-bottom: var(--space-2);
  overflow: hidden;
  transition: border-color 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

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

.page-faq .faq-item:hover {
  border-color: rgba(255, 215, 0, 0.42);
}

.page-faq .faq-item[open] {
  border-color: var(--color-gold);
  box-shadow: 0 14px 36px var(--shadow-card);
}

.page-faq .faq-q {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2);
  margin: 0;
  list-style: none;
  cursor: pointer;
  color: var(--color-text-light);
  font-size: 0.94rem;
  font-weight: 600;
  line-height: 1.5;
}

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

.page-faq .faq-q-mark {
  flex: 0 0 30px;
  width: 30px;
  height: 30px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 9px;
  border: 1px solid rgba(255, 215, 0, 0.45);
  background: rgba(255, 215, 0, 0.08);
  color: var(--color-gold);
}

.page-faq .faq-q-text {
  flex: 1 1 auto;
}

.page-faq .faq-q-icon {
  flex: 0 0 auto;
  width: 22px;
  height: 22px;
  position: relative;
  border: 2px solid var(--color-border);
  border-radius: 5px;
  transition: border-color 0.3s var(--ease);
}

.page-faq .faq-q-icon::before,
.page-faq .faq-q-icon::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 10px;
  height: 2px;
  background: var(--color-gold);
  border-radius: 2px;
  transform: translate(-50%, -50%);
  transition: transform 0.3s var(--ease), opacity 0.3s var(--ease);
}

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

.page-faq .faq-item[open] .faq-q-icon {
  border-color: var(--color-gold);
}

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

.page-faq .faq-a {
  padding: 0 var(--space-2) var(--space-2);
}

.page-faq .faq-a p {
  margin: 0;
  padding-top: var(--space-2);
  border-top: 1px dashed rgba(255, 215, 0, 0.18);
  color: var(--color-text-subtle);
  font-size: 0.93rem;
  line-height: 1.85;
}

.page-faq .faq-item[open] .faq-a {
  animation: faqFadeIn 0.35s var(--ease);
}

@keyframes faqFadeIn {
  from {
    opacity: 0;
    transform: translateY(-6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ===== 记录找回图片 ===== */
.page-faq .faq-record-img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  margin-bottom: var(--space-3);
  object-fit: cover;
}

/* ===== 警示块 ===== */
.page-faq .faq-warning {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  margin-top: var(--space-3);
  padding: var(--space-2) var(--space-3);
  border: 1px solid rgba(255, 59, 48, 0.42);
  border-radius: var(--radius);
  background: rgba(255, 59, 48, 0.06);
}

.page-faq .faq-warning-icon {
  flex: 0 0 22px;
  width: 22px;
  height: 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--color-red);
  color: #FFFFFF;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 700;
}

.page-faq .faq-warning p {
  margin: 0;
  color: var(--color-text-light);
  font-size: 0.9rem;
  line-height: 1.7;
}

.page-faq .faq-warning strong {
  color: #FF9C94;
}

/* ===== 侧边栏 ===== */
.page-faq .faq-side {
  display: grid;
  gap: var(--space-3);
}

.page-faq .faq-side-card {
  background: var(--color-navy);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
}

.page-faq .faq-side-card::before {
  content: "";
  display: block;
  width: 44px;
  height: 4px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--color-gold), var(--color-gold-dark));
  margin-bottom: var(--space-3);
}

.page-faq .faq-side-card h3 {
  margin: 0 0 var(--space-3);
  color: var(--color-text-light);
  font-size: 1.05rem;
  font-weight: 700;
}

.page-faq .faq-side-label {
  margin: 0 0 0.3rem;
  color: var(--color-text-subtle);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.page-faq .faq-side-phone {
  padding: var(--space-2);
  margin-bottom: var(--space-3);
  border: 1px solid rgba(255, 215, 0, 0.3);
  border-radius: var(--radius);
  background: rgba(255, 215, 0, 0.07);
  color: var(--color-gold);
  font-size: 1.2rem;
  font-weight: 700;
  text-align: center;
}

.page-faq .faq-side-mail {
  padding: var(--space-2);
  margin-bottom: var(--space-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: rgba(27, 59, 111, 0.5);
  color: var(--color-text-light);
  font-size: 0.88rem;
  text-align: center;
  overflow-wrap: anywhere;
}

.page-faq .faq-side-note {
  margin: var(--space-2) 0 0;
  padding-top: var(--space-2);
  border-top: 1px dashed var(--color-border);
  color: var(--color-text-subtle);
  font-size: 0.84rem;
  line-height: 1.65;
}

.page-faq .faq-side-security ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-faq .faq-side-security li {
  position: relative;
  padding-left: 1.4rem;
  margin-bottom: var(--space-2);
  color: var(--color-text-subtle);
  font-size: 0.92rem;
  line-height: 1.6;
}

.page-faq .faq-side-security li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 7px;
  height: 7px;
  border-radius: 1px;
  background: var(--color-gold);
  transform: rotate(45deg);
}

.page-faq .faq-side-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  margin-bottom: var(--space-2);
  padding: var(--space-2) var(--space-3);
  background: var(--color-blue);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  color: var(--color-text-light);
  font-size: 0.93rem;
  font-weight: 600;
  text-decoration: none;
  transition: border-color 0.3s var(--ease), background-color 0.3s var(--ease), transform 0.3s var(--ease);
}

.page-faq .faq-side-link:last-child {
  margin-bottom: 0;
}

.page-faq .faq-side-link::after {
  content: "→";
  color: var(--color-gold);
  transition: transform 0.3s var(--ease);
}

.page-faq .faq-side-link:hover {
  border-color: var(--color-gold);
  background: rgba(255, 215, 0, 0.04);
  transform: translateX(4px);
}

.page-faq .faq-side-link:hover::after {
  transform: translateX(3px);
}

/* ===== 桌面端增强 ===== */
@media (min-width: 960px) {
  .page-faq .faq-hero {
    padding: var(--space-6) 0 var(--space-7);
    min-height: 520px;
  }

  .page-faq .faq-hero-title {
    font-size: clamp(2.1rem, 4.8vw, 3rem);
  }

  .page-faq .faq-hero-lead {
    font-size: 1.04rem;
  }

  .page-faq .faq-hero-meta {
    flex-direction: row;
    align-items: flex-end;
    justify-content: space-between;
  }

  .page-faq .faq-hero-stats {
    gap: var(--space-5);
  }

  .page-faq .faq-body {
    padding: var(--space-7) 0;
  }

  .page-faq .faq-body-grid {
    grid-template-columns: minmax(0, 1fr) 340px;
    gap: var(--space-6);
  }

  .page-faq .faq-group {
    padding: var(--space-4);
  }

  .page-faq .faq-group-head h2 {
    font-size: 1.35rem;
  }

  .page-faq .faq-q {
    padding: var(--space-3);
    font-size: 1rem;
  }

  .page-faq .faq-a {
    padding: 0 var(--space-3) var(--space-3);
  }

  .page-faq .faq-a p {
    font-size: 0.95rem;
  }
}