.page-faq {
  --faq-card: rgba(16, 36, 63, 0.72);
  --faq-card-open: rgba(11, 27, 51, 0.96);
  --faq-hair: rgba(159, 176, 199, 0.2);
  --faq-body-text: rgba(247, 249, 252, 0.84);
  position: relative;
  overflow-x: clip;
  color: var(--snow);
  background:
    radial-gradient(circle at 84% 4%, rgba(47, 224, 208, 0.14), transparent 44%),
    radial-gradient(circle at 6% 34%, rgba(226, 58, 58, 0.16), transparent 46%),
    linear-gradient(180deg, var(--navy-base) 0%, var(--navy-abyss) 74%);
}

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

.page-faq .media-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: inherit;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  padding: clamp(26px, 5vw, 56px) 0 clamp(22px, 4vw, 44px);
}

.page-faq .faq-hero-grid {
  display: grid;
  gap: clamp(24px, 4vw, 46px);
  align-items: center;
}

.page-faq h1.display-xl {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-size: clamp(34px, 8.4vw, 66px);
  line-height: 0.98;
  letter-spacing: -0.01em;
}

.page-faq .faq-hero-copy .lede {
  max-width: 56ch;
  margin: 18px 0 0;
  color: var(--faq-body-text);
}

.page-faq .faq-hero-points {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-hero-points li {
  padding: 8px 15px;
  border: 1px solid var(--line-soft);
  border-radius: var(--pill);
  background: rgba(16, 36, 63, 0.55);
  font-size: 13px;
  color: var(--fog);
}

.page-faq .faq-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-faq .faq-hero-media {
  position: relative;
  box-shadow: var(--shadow-card);
}

.page-faq .faq-hero-media::after {
  content: "";
  position: absolute;
  right: -10px;
  bottom: -10px;
  width: 46%;
  height: 34%;
  border-right: 3px solid var(--check-red);
  border-bottom: 3px solid var(--check-red);
  border-bottom-right-radius: var(--radius-lg);
  pointer-events: none;
}

/* ---------- 分组胶囊导航 ---------- */
.page-faq .faq-jump-wrap {
  padding-bottom: clamp(18px, 3vw, 30px);
}

.page-faq .faq-jump {
  display: flex;
  gap: 8px;
  padding: 7px;
  overflow-x: auto;
  border: 1px solid var(--line-soft);
  border-radius: var(--pill);
  background: rgba(5, 10, 18, 0.66);
  backdrop-filter: blur(8px);
  scrollbar-width: none;
}

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

.page-faq .faq-jump a {
  flex: 0 0 auto;
  padding: 10px 18px;
  border: 1px solid transparent;
  border-radius: var(--pill);
  font-size: 14px;
  color: var(--snow);
  text-decoration: none;
  white-space: nowrap;
  transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.page-faq .faq-jump a:hover,
.page-faq .faq-jump a:focus-visible {
  color: var(--electric-cyan);
  border-color: rgba(47, 224, 208, 0.45);
  background: rgba(47, 224, 208, 0.08);
}

/* ---------- 分组区块 ---------- */
.page-faq .faq-group {
  position: relative;
  padding: clamp(34px, 6vw, 68px) 0;
  scroll-margin-top: 96px;
}

.page-faq .faq-group + .faq-group::before {
  content: "";
  position: absolute;
  top: 0;
  left: var(--gutter);
  right: var(--gutter);
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(226, 58, 58, 0.62) 20%, rgba(47, 224, 208, 0.45) 64%, transparent);
}

.page-faq .faq-group-grid {
  display: grid;
  gap: clamp(20px, 3vw, 40px);
}

.page-faq .faq-group-side h2,
.page-faq .faq-group-head h2 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-size: clamp(26px, 5.6vw, 40px);
  line-height: 1.04;
}

.page-faq .faq-group-side .text-fog,
.page-faq .faq-group-head .text-fog {
  margin: 14px 0 0;
  max-width: 52ch;
}

.page-faq .faq-group-head {
  margin-bottom: clamp(20px, 3vw, 32px);
}

.page-faq .faq-side-links {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin: 20px 0 0;
}

.page-faq .faq-side-links a {
  color: var(--electric-cyan);
  font-size: 14px;
  text-decoration: none;
  border-bottom: 1px solid rgba(47, 224, 208, 0.4);
  padding-bottom: 2px;
}

/* ---------- 手风琴 ---------- */
.page-faq .faq-accordion {
  display: grid;
  gap: 12px;
}

.page-faq .accordion-item {
  overflow: hidden;
  border: 1px solid var(--faq-hair);
  border-radius: var(--radius-lg);
  background: var(--faq-card);
  transition: border-color 0.25s ease, background 0.25s ease, transform 0.25s ease;
}

.page-faq .accordion-item:hover {
  transform: translateY(-2px);
}

.page-faq .accordion-item:has(.accordion-trigger[aria-expanded="true"]) {
  border-color: rgba(47, 224, 208, 0.55);
  background: var(--faq-card-open);
}

.page-faq .faq-q {
  margin: 0;
  font-size: inherit;
  font-weight: inherit;
}

.page-faq .accordion-trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
  padding: 19px 20px;
  border: 0;
  background: transparent;
  color: var(--snow);
  font-family: var(--font-body);
  font-size: clamp(15px, 1.7vw, 17px);
  font-weight: 600;
  line-height: 1.45;
  text-align: left;
  cursor: pointer;
  transition: color 0.2s ease;
}

.page-faq .accordion-trigger:hover,
.page-faq .accordion-trigger:focus-visible {
  color: var(--electric-cyan);
}

.page-faq .faq-sign {
  position: relative;
  flex: 0 0 auto;
  width: 24px;
  height: 24px;
  border-radius: 7px;
  background: linear-gradient(135deg, var(--check-red), var(--check-red-dark));
  transition: background 0.25s ease;
}

.page-faq .faq-sign::before,
.page-faq .faq-sign::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  margin: auto;
  background: var(--snow);
  border-radius: 2px;
}

.page-faq .faq-sign::before {
  width: 11px;
  height: 2px;
}

.page-faq .faq-sign::after {
  width: 2px;
  height: 11px;
  transition: transform 0.25s ease, opacity 0.25s ease;
}

.page-faq .accordion-trigger[aria-expanded="true"] .faq-sign {
  background: linear-gradient(135deg, var(--electric-cyan), #1aa79b);
}

.page-faq .accordion-trigger[aria-expanded="true"] .faq-sign::after {
  transform: scaleY(0);
  opacity: 0;
}

.page-faq .accordion-panel {
  padding: 0 20px 22px;
}

.page-faq .accordion-panel p {
  margin: 0;
  max-width: 68ch;
  color: var(--faq-body-text);
  font-size: 15px;
  line-height: 1.78;
}

/* ---------- 阵容与数据 bento ---------- */
.page-faq .faq-timing-bento {
  display: grid;
  gap: 18px;
}

.page-faq .faq-timing-aside {
  display: grid;
  gap: 16px;
  align-content: start;
  padding: 18px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-xl);
  background: linear-gradient(160deg, rgba(16, 36, 63, 0.9), rgba(5, 10, 18, 0.9));
  box-shadow: var(--shadow-card);
}

.page-faq .faq-stats {
  display: grid;
  gap: 10px;
}

.page-faq .stat {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 12px 14px;
  border: 1px solid rgba(47, 224, 208, 0.24);
  border-radius: var(--radius-md);
  background: rgba(47, 224, 208, 0.07);
}

.page-faq .stat-value {
  font-family: var(--font-numeric);
  font-size: 26px;
  line-height: 1;
  color: var(--warm-gold);
}

.page-faq .stat-label {
  font-size: 13px;
  color: var(--fog);
  line-height: 1.5;
}

/* ---------- 合作卡片 ---------- */
.page-faq .faq-coop-grid {
  display: grid;
  gap: 16px;
}

.page-faq .faq-coop-card {
  display: grid;
  gap: 12px;
  align-content: start;
  padding: clamp(20px, 3vw, 28px);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-xl);
  background: var(--faq-card);
}

.page-faq .faq-coop-card h3 {
  margin: 0;
  font-family: var(--font-edition);
  font-size: clamp(19px, 2.4vw, 23px);
  line-height: 1.3;
  color: var(--snow);
}

.page-faq .faq-coop-card p {
  margin: 0;
  color: var(--faq-body-text);
  font-size: 15px;
  line-height: 1.78;
}

.page-faq .faq-coop-card .btn {
  justify-self: start;
  margin-top: 4px;
}

.page-faq .copy-btn[data-copied] {
  color: var(--warm-gold);
  border-color: rgba(245, 185, 66, 0.5);
}

/* ---------- 联系区 ---------- */
.page-faq .faq-reach {
  padding-bottom: clamp(48px, 8vw, 96px);
}

.page-faq .faq-reach-grid {
  display: grid;
  gap: 22px;
  align-items: start;
}

.page-faq .faq-reach-copy h2 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-size: clamp(26px, 5.6vw, 40px);
  line-height: 1.04;
}

.page-faq .faq-reach-copy p {
  margin: 14px 0 0;
  max-width: 50ch;
  color: var(--faq-body-text);
  line-height: 1.78;
}

.page-faq .faq-reach-card {
  display: grid;
  gap: 4px;
  padding: clamp(18px, 3vw, 26px);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-xl);
  background: linear-gradient(150deg, rgba(16, 36, 63, 0.92), rgba(11, 27, 51, 0.82));
}

.page-faq .faq-reach-item {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding: 14px 0;
  border-bottom: 1px dashed var(--line-soft);
}

.page-faq .faq-reach-item--stack {
  align-items: flex-start;
}

.page-faq .faq-reach-item .contact-label {
  flex: 0 0 auto;
  font-size: 13px;
  color: var(--fog);
  letter-spacing: 0.06em;
}

.page-faq .faq-reach-item .contact-value {
  flex: 1 1 180px;
  font-family: var(--font-numeric);
  font-size: 14px;
  color: var(--snow);
  word-break: break-word;
}

.page-faq .faq-reach-item .copy-btn {
  flex: 0 0 auto;
  padding: 6px 14px;
  font-size: 13px;
}

.page-faq .faq-reach-card .footer-note {
  margin: 14px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--fog);
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-faq .faq-jump {
    flex-wrap: wrap;
    justify-content: center;
    overflow-x: visible;
    border-radius: var(--radius-xl);
  }

  .page-faq .faq-coop-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 980px) {
  .page-faq .faq-hero-grid {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, 0.94fr);
  }

  .page-faq .faq-group-grid {
    grid-template-columns: minmax(0, 320px) minmax(0, 1fr);
    align-items: start;
  }

  .page-faq .faq-group-grid--flip {
    grid-template-columns: minmax(0, 1fr) minmax(0, 320px);
  }

  .page-faq .faq-group-grid--flip .faq-group-side {
    order: 2;
    padding-left: 8px;
  }

  .page-faq .faq-group-side {
    position: sticky;
    top: 104px;
  }

  .page-faq .faq-timing-bento {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    align-items: start;
  }

  .page-faq .faq-timing-qa {
    grid-column: span 8;
  }

  .page-faq .faq-timing-aside {
    grid-column: span 4;
  }

  .page-faq .faq-reach-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 430px);
    gap: 40px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .accordion-item,
  .page-faq .accordion-trigger,
  .page-faq .faq-sign,
  .page-faq .faq-sign::after,
  .page-faq .faq-jump a {
    transition: none;
  }

  .page-faq .accordion-item:hover {
    transform: none;
  }
}