.page-faq {
  --faq-gold-soft: rgba(212, 175, 55, 0.14);
  --faq-glass: rgba(11, 27, 61, 0.74);
  position: relative;
  background:
    radial-gradient(1100px 560px at 88% -8%, rgba(123, 47, 247, 0.16), transparent 60%),
    radial-gradient(840px 480px at -12% 24%, rgba(0, 194, 255, 0.08), transparent 52%),
    var(--color-bg-primary);
  color: var(--color-text-primary);
  font-family: var(--font-body);
  line-height: 1.75;
  overflow-x: hidden;
}

.page-faq .faq-visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: 64px 0 48px;
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 46%;
  height: 100%;
  background: linear-gradient(135deg, rgba(123, 47, 247, 0.18), rgba(0, 194, 255, 0.04));
  clip-path: polygon(18% 0, 100% 0, 100% 100%, 0 100%);
  pointer-events: none;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(45deg, rgba(212, 175, 55, 0.05) 25%, transparent 25%, transparent 75%, rgba(212, 175, 55, 0.05) 75%),
    linear-gradient(45deg, rgba(212, 175, 55, 0.05) 25%, transparent 25%, transparent 75%, rgba(212, 175, 55, 0.05) 75%);
  background-size: 44px 44px;
  background-position: 0 0, 22px 22px;
  pointer-events: none;
}

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

.page-faq .faq-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 40px;
  align-items: center;
}

.page-faq .faq-hero-copy {
  display: flex;
  flex-direction: column;
  gap: 22px;
  min-width: 0;
}

.page-faq .faq-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 20px;
}

.page-faq .faq-hero-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(2rem, 6vw, 3.2rem);
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: #ffffff;
}

.page-faq .faq-hero-title::after {
  content: "";
  display: block;
  width: 76px;
  height: 4px;
  margin-top: 22px;
  background: linear-gradient(90deg, var(--color-gold), var(--color-gold-light), transparent);
  border-radius: 2px;
}

.page-faq .faq-hero-subtitle {
  margin: 0;
  max-width: 540px;
  color: var(--color-text-secondary);
  font-size: 1.06rem;
}

.page-faq .faq-search {
  position: relative;
  max-width: 560px;
}

.page-faq .faq-search-input {
  display: block;
  width: 100%;
  padding: 17px 56px 17px 24px;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  background: rgba(5, 11, 24, 0.6);
  color: var(--color-text-primary);
  font-family: var(--font-body);
  font-size: 0.95rem;
  outline: none;
  transition: border-color 0.3s, box-shadow 0.3s;
}

.page-faq .faq-search-input::placeholder {
  color: rgba(160, 176, 192, 0.65);
}

.page-faq .faq-search-input:focus {
  border-color: var(--color-gold);
  box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.14), var(--gold-glow);
}

.page-faq .faq-search-icon {
  position: absolute;
  top: 50%;
  right: 24px;
  width: 16px;
  height: 16px;
  border: 2px solid var(--color-gold);
  border-radius: 50%;
  transform: translateY(-58%);
  pointer-events: none;
}

.page-faq .faq-search-icon::after {
  content: "";
  position: absolute;
  right: -7px;
  bottom: -4px;
  width: 8px;
  height: 2px;
  background: var(--color-gold);
  border-radius: 2px;
  transform: rotate(45deg);
}

.page-faq .faq-search-hint {
  margin: -6px 0 0;
  color: var(--color-text-secondary);
  font-size: 0.82rem;
  opacity: 0.85;
}

.page-faq .faq-hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 20px 36px;
  padding-top: 6px;
}

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

.page-faq .faq-stat-num {
  font-family: var(--font-mono);
  font-size: 1.7rem;
  font-weight: 700;
  color: var(--color-gold);
  line-height: 1;
}

.page-faq .faq-stat-label {
  margin-top: 6px;
  color: var(--color-text-secondary);
  font-size: 0.8rem;
  letter-spacing: 0.06em;
}

.page-faq .faq-hero-media {
  position: relative;
  min-width: 0;
}

.page-faq .faq-hero-img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 20px;
  border: 1px solid rgba(212, 175, 55, 0.2);
  box-shadow: 0 18px 48px rgba(0, 0, 0, 0.3);
}

.page-faq .faq-hero-note {
  position: absolute;
  left: 18px;
  bottom: 18px;
  padding: 8px 14px;
  border-radius: 999px;
  background: rgba(5, 11, 24, 0.72);
  border: 1px solid rgba(212, 175, 55, 0.3);
  color: var(--color-gold-light);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  backdrop-filter: blur(8px);
}

/* ---------- 常见问题主体 ---------- */
.page-faq .faq-body {
  padding: 64px 0 72px;
}

.page-faq .faq-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 40px;
  align-items: start;
}

.page-faq .faq-index-inner {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 24px;
  padding: 28px;
  background: var(--faq-glass);
  border: 1px solid rgba(42, 59, 85, 0.9);
  border-radius: 22px;
  backdrop-filter: blur(16px);
}

.page-faq .faq-index-desc {
  margin: 8px 0 0;
  color: var(--color-text-secondary);
  font-size: 0.9rem;
}

.page-faq .faq-index-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 6px;
}

.page-faq .faq-index-list a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  border-radius: 12px;
  border-left: 2px solid transparent;
  color: var(--color-text-secondary);
  text-decoration: none;
  font-size: 0.95rem;
  transition: background 0.3s, color 0.3s, border-color 0.3s;
}

.page-faq .faq-index-list a:hover {
  background: var(--faq-gold-soft);
  color: #ffffff;
  border-left-color: var(--color-gold);
}

.page-faq .faq-index-num {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--color-gold);
}

.page-faq .faq-index-note {
  margin-top: 4px;
  padding: 18px;
  border-radius: 16px;
  background: rgba(5, 11, 24, 0.4);
  border: 1px dashed rgba(212, 175, 55, 0.35);
}

.page-faq .faq-index-note-title {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-size: 0.95rem;
  color: var(--color-gold-light);
}

.page-faq .faq-index-note-text {
  margin: 0 0 10px;
  font-size: 0.86rem;
  color: var(--color-text-secondary);
}

.page-faq .faq-index-link {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--color-gold);
  text-decoration: none;
  transition: color 0.3s;
}

.page-faq .faq-index-link:hover {
  color: var(--color-gold-light);
}

.page-faq .faq-answers {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 48px;
}

.page-faq .faq-group {
  scroll-margin-top: 100px;
}

.page-faq .faq-group-head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(42, 59, 85, 0.7);
}

.page-faq .faq-group-num {
  font-family: var(--font-mono);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--color-gold);
  letter-spacing: 0.04em;
}

.page-faq .faq-group-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.45rem;
  font-weight: 600;
  color: #ffffff;
}

.page-faq .faq-group-count {
  margin-left: auto;
  color: var(--color-text-secondary);
  font-family: var(--font-mono);
  font-size: 0.8rem;
}

/* ---------- 折叠面板 ---------- */
.page-faq .accordion {
  margin-top: 18px;
  border: 1px solid rgba(42, 59, 85, 0.8);
  border-radius: 20px;
  overflow: hidden;
  background: rgba(5, 11, 24, 0.2);
}

.page-faq .accordion-item + .accordion-item {
  border-top: 1px solid rgba(42, 59, 85, 0.6);
}

.page-faq .accordion-trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
  padding: 22px 24px;
  background: transparent;
  border: 0;
  text-align: left;
  cursor: pointer;
  color: var(--color-text-primary);
  font-family: var(--font-body);
  font-size: 0.98rem;
  line-height: 1.5;
  transition: color 0.3s, background 0.3s;
}

.page-faq .accordion-trigger:hover {
  background: rgba(212, 175, 55, 0.04);
  color: var(--color-gold-light);
}

.page-faq .accordion-trigger::after {
  content: "+";
  flex-shrink: 0;
  font-family: var(--font-mono);
  font-size: 1.4rem;
  font-weight: 400;
  color: var(--color-gold);
  line-height: 1;
  transition: transform 0.3s;
}

.page-faq .accordion-item[data-open] .accordion-trigger::after {
  content: "\2212";
}

.page-faq .accordion-panel {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.45s ease, background 0.3s;
}

.page-faq .accordion-item[data-open] .accordion-panel {
  max-height: 620px;
}

.page-faq .accordion-item[data-open] {
  background: rgba(26, 58, 107, 0.16);
  box-shadow: inset 0 0 0 1px rgba(212, 175, 55, 0.16);
}

.page-faq .faq-answer-inner {
  padding: 0 24px 24px;
  color: var(--color-text-secondary);
  font-size: 0.95rem;
  max-width: 720px;
}

.page-faq .faq-answer-inner p {
  margin: 0;
}

/* ---------- 联系客服入口 ---------- */
.page-faq .faq-contact {
  position: relative;
  padding: 48px 0 96px;
}

.page-faq .faq-contact-card {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
  padding: 34px;
  border-radius: 28px;
  background: rgba(11, 27, 61, 0.72);
  border: 1px solid rgba(212, 175, 55, 0.26);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.28);
  overflow: hidden;
}

.page-faq .faq-contact-card::before {
  content: "";
  position: absolute;
  top: -60px;
  right: -60px;
  width: 220px;
  height: 220px;
  background: radial-gradient(circle, rgba(123, 47, 247, 0.2), transparent 70%);
  pointer-events: none;
}

.page-faq .faq-contact-card::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  width: 180px;
  height: 180px;
  background-image:
    linear-gradient(45deg, rgba(212, 175, 55, 0.07) 25%, transparent 25%, transparent 75%, rgba(212, 175, 55, 0.07) 75%),
    linear-gradient(45deg, rgba(212, 175, 55, 0.07) 25%, transparent 25%, transparent 75%, rgba(212, 175, 55, 0.07) 75%);
  background-size: 28px 28px;
  background-position: 0 0, 14px 14px;
  pointer-events: none;
}

.page-faq .faq-contact-copy {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.page-faq .faq-contact-copy h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.8rem;
  color: #ffffff;
  line-height: 1.2;
}

.page-faq .faq-contact-copy > p {
  margin: 0;
  color: var(--color-text-secondary);
  font-size: 0.96rem;
  max-width: 540px;
}

.page-faq .faq-contact-list {
  list-style: none;
  margin: 4px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .faq-contact-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--color-text-primary);
  font-size: 0.95rem;
}

.page-faq .faq-contact-list li::before {
  content: "";
  width: 8px;
  height: 8px;
  background: var(--color-gold);
  transform: rotate(45deg);
  flex-shrink: 0;
}

.page-faq .faq-contact-note {
  font-size: 0.86rem;
  color: var(--color-text-secondary);
  margin: 2px 0 0;
}

.page-faq .faq-contact-media {
  position: relative;
  z-index: 1;
  min-width: 0;
}

.page-faq .faq-contact-media img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 18px;
  object-fit: cover;
  border: 1px solid rgba(42, 59, 85, 0.7);
}

.page-faq .faq-contact-copy .btn {
  align-self: flex-start;
  margin-top: 4px;
}

/* ---------- 桌面端断点 ---------- */
@media (min-width: 992px) {
  .page-faq .faq-hero {
    padding: 84px 0 64px;
  }

  .page-faq .faq-hero-grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    gap: 64px;
  }
}

@media (min-width: 1024px) {
  .page-faq .faq-layout {
    grid-template-columns: 280px minmax(0, 1fr);
    gap: 64px;
  }

  .page-faq .faq-index-inner {
    position: sticky;
    top: 120px;
  }
}

@media (min-width: 768px) {
  .page-faq .faq-contact-card {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.8fr);
    gap: 40px;
    padding: 48px;
    align-items: center;
  }
}