.page-faq {
  --faq-card-border: #2A2D33;
  --faq-text-soft: #C4C0B8;
  --faq-text-muted: #8A8F98;
  background: var(--hb-ash);
  color: var(--hb-text);
  font-family: var(--hb-body-font);
  line-height: 1.7;
  overflow-x: hidden;
}

/* ===== Hero 区 ===== */
.page-faq .faq-hero {
  position: relative;
  padding: 40px 0 28px;
  background:
    radial-gradient(1200px 400px at 85% -10%, rgba(232, 56, 15, 0.22), transparent 60%),
    linear-gradient(135deg, #0B0C0E 0%, #1C1E22 100%);
  border-bottom: 1px solid rgba(245, 185, 66, 0.25);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 42%;
  height: 6px;
  background: linear-gradient(90deg, var(--hb-fire), var(--hb-gold));
  clip-path: polygon(0 0, 100% 0, 92% 100%, 0 100%);
}

.page-faq .faq-hero__grid {
  display: grid;
  gap: 24px;
  align-items: center;
}

.page-faq .faq-hero__title {
  font-family: var(--hb-heading-font);
  font-weight: 900;
  font-size: clamp(1.8rem, 4.5vw, 3.2rem);
  line-height: 1.15;
  letter-spacing: 0.01em;
  color: var(--hb-text);
  margin: 12px 0 16px;
  padding-left: 14px;
  position: relative;
}

.page-faq .faq-hero__title::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.25em;
  width: 6px;
  height: 0.75em;
  background: var(--hb-fire);
  transform: skewX(-12deg);
}

.page-faq .faq-hero__lead {
  max-width: 60ch;
  color: var(--faq-text-soft);
  margin: 0;
  font-size: 0.96rem;
}

.page-faq .faq-hero__stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  margin-top: 24px;
}

.page-faq .faq-stat {
  background: rgba(28, 30, 34, 0.8);
  border: 1px solid rgba(245, 185, 66, 0.18);
  border-left: 3px solid var(--hb-fire);
  border-radius: var(--hb-radius-sm);
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.page-faq .faq-stat strong {
  font-family: var(--hb-heading-font);
  font-size: 1.8rem;
  color: var(--hb-gold);
  line-height: 1;
  font-variant-numeric: tabular-nums;
}

.page-faq .faq-stat span {
  font-size: 0.78rem;
  color: var(--faq-text-muted);
  letter-spacing: 0.04em;
}

.page-faq .faq-hero__media {
  border-radius: var(--hb-radius);
  overflow: hidden;
  box-shadow: var(--hb-shadow-lg);
  transform: rotate(-1.2deg) translateX(6px);
}

.page-faq .faq-hero__media::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg, rgba(232, 56, 15, 0.35), transparent 45%, rgba(245, 185, 66, 0.18));
  z-index: 1;
  pointer-events: none;
}

.page-faq .faq-hero__media img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  display: block;
}

.page-faq .faq-hero .hb-breadcrumb {
  margin-top: 24px;
}

/* ===== 主体布局 ===== */
.page-faq .faq-layout {
  display: grid;
  gap: 28px;
  padding-top: 36px;
  padding-bottom: 60px;
}

.page-faq .faq-side__inner {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding: 4px 2px 10px;
  scroll-snap-type: x proximity;
  -webkit-overflow-scrolling: touch;
}

.page-faq .faq-side__inner a {
  flex: 0 0 auto;
  scroll-snap-align: start;
  text-decoration: none;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--hb-text);
  background: var(--hb-charcoal);
  border: 1px solid #2E323A;
  border-radius: 999px;
  padding: 8px 18px;
  transition: border-color 0.25s, background 0.25s, color 0.25s;
}

.page-faq .faq-side__inner a:hover,
.page-faq .faq-side__inner a:focus-visible {
  border-color: var(--hb-gold);
  color: var(--hb-gold);
  outline: none;
}

.page-faq .faq-main {
  display: grid;
  gap: 46px;
}

/* ===== 问答板块 ===== */
.page-faq .faq-block__head {
  display: flex;
  align-items: flex-end;
  flex-wrap: wrap;
  gap: 6px 14px;
  margin-bottom: 18px;
  border-bottom: 1px solid #2E323A;
  padding-bottom: 12px;
}

.page-faq .faq-block__head .hb-eyebrow {
  margin: 0;
  flex: 0 0 auto;
}

.page-faq .faq-block__head .hb-section-title {
  margin: 0;
  font-size: 1.6rem;
}

.page-faq .faq-block:target {
  box-shadow: inset 3px 0 0 var(--hb-gold);
  animation: faq-blink 1.2s ease;
}

@keyframes faq-blink {
  0% {
    background-color: rgba(245, 185, 66, 0.14);
  }
  100% {
    background-color: transparent;
  }
}

/* ===== 折叠问答卡片 ===== */
.page-faq .faq-q {
  background: var(--hb-charcoal);
  border: 1px solid var(--faq-card-border);
  border-radius: var(--hb-radius-sm);
  margin-bottom: 12px;
  transition: border-color 0.25s, background 0.25s;
}

.page-faq .faq-q[open] {
  border-color: rgba(245, 185, 66, 0.55);
  background: #202329;
}

.page-faq .faq-q summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px 20px;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--hb-text);
  user-select: none;
  transition: color 0.2s;
}

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

.page-faq .faq-q summary::before {
  content: "?";
  flex: 0 0 auto;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--hb-fire);
  color: #fff;
  font-family: var(--hb-heading-font);
  font-weight: 700;
  font-size: 1rem;
  display: grid;
  place-items: center;
  box-shadow: 0 0 0 1px rgba(232, 56, 15, 0.35);
}

.page-faq .faq-q[open] summary::before {
  content: "✓";
  background: var(--hb-gold);
  color: var(--hb-ink);
}

.page-faq .faq-q summary::after {
  content: "+";
  margin-left: auto;
  color: var(--hb-gold);
  font-size: 1.1rem;
  transition: transform 0.3s;
}

.page-faq .faq-q[open] summary::after {
  transform: rotate(45deg);
}

.page-faq .faq-q summary:hover {
  color: var(--hb-gold);
}

.page-faq .faq-q__body {
  padding: 0 20px 18px 60px;
  color: #C9C6BF;
  font-size: 0.9rem;
}

.page-faq .faq-q__body ol,
.page-faq .faq-q__body ul {
  margin: 10px 0;
  padding-left: 18px;
  display: grid;
  gap: 6px;
}

.page-faq .faq-q__body p {
  margin: 10px 0;
}

/* ===== 登录设备示意 ===== */
.page-faq .faq-device {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-top: 22px;
  background: linear-gradient(135deg, rgba(232, 56, 15, 0.1), rgba(245, 185, 66, 0.04));
  border: 1px solid #2E323A;
  border-radius: var(--hb-radius);
  padding: 16px;
}

.page-faq .faq-device img {
  width: 100%;
  height: auto;
  max-height: 320px;
  object-fit: cover;
  border-radius: var(--hb-radius-sm);
  display: block;
}

.page-faq .faq-device__cap {
  color: var(--faq-text-muted);
  font-size: 0.8rem;
  margin: 0;
  align-self: center;
}

/* ===== 联系支持 ===== */
.page-faq .faq-contact {
  background:
    linear-gradient(120deg, rgba(232, 56, 15, 0.14), transparent 40%),
    #141518;
  clip-path: polygon(0 4%, 100% 0, 100% 96%, 0 100%);
  padding: 56px 0 56px;
}

.page-faq .faq-contact__head h2 {
  color: var(--hb-text);
  font-family: var(--hb-heading-font);
  font-size: 2rem;
  margin: 6px 0 8px;
}

.page-faq .faq-contact__head p:last-child {
  color: var(--faq-text-soft);
  max-width: 58ch;
  margin: 0;
}

.page-faq .faq-contact__grid {
  display: grid;
  gap: 14px;
  margin-top: 24px;
}

.page-faq .faq-contact__card {
  background: var(--hb-charcoal);
  border: 1px solid #2E323A;
  border-top: 3px solid var(--hb-fire);
  border-radius: var(--hb-radius-sm);
  padding: 20px;
}

.page-faq .faq-contact__card h3 {
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--hb-gold);
  margin: 0 0 12px;
}

.page-faq .faq-contact__card ul {
  list-style: none;
  margin: 0 0 10px;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-faq .faq-contact__card li {
  color: var(--hb-text);
  font-size: 0.9rem;
  display: flex;
  gap: 8px;
}

.page-faq .faq-contact__card li::before {
  content: "→";
  color: var(--hb-fire);
  flex: 0 0 auto;
}

.page-faq .faq-contact__note {
  color: var(--faq-text-muted);
  font-size: 0.78rem;
  margin: 0;
  border-top: 1px solid #2E323A;
  padding-top: 10px;
}

.page-faq .faq-contact__card .hb-btn {
  margin-right: 8px;
  margin-bottom: 8px;
}

.page-faq .faq-contact__trust {
  margin-top: 24px;
  padding: 16px 18px;
  border-left: 3px solid var(--hb-gold);
  background: rgba(245, 185, 66, 0.06);
  color: var(--faq-text-soft);
  font-size: 0.85rem;
  max-width: 80ch;
}

/* ===== 底部浅色入口带 ===== */
.page-faq .faq-more {
  background: var(--hb-paper);
  color: var(--hb-ink);
  border-top: 4px solid var(--hb-fire);
  padding: 22px 0;
}

.page-faq .faq-more__inner {
  display: flex;
  align-items: center;
  gap: 12px 14px;
  flex-wrap: wrap;
}

.page-faq .faq-more__inner span {
  color: var(--hb-ink);
  font-weight: 700;
  margin-right: 2px;
  font-size: 0.88rem;
}

.page-faq .faq-more__inner a {
  color: var(--hb-ink);
  text-decoration: none;
  border-bottom: 1px solid rgba(20, 20, 20, 0.3);
  padding-bottom: 2px;
  font-size: 0.82rem;
  transition: color 0.2s, border-color 0.2s;
}

.page-faq .faq-more__inner a:hover {
  color: var(--hb-fire);
  border-color: var(--hb-fire);
}

/* ===== 平板与桌面 ===== */
@media (min-width: 768px) {
  .page-faq .faq-hero {
    padding: 56px 0 32px;
  }

  .page-faq .faq-hero__grid {
    grid-template-columns: 1.05fr 0.95fr;
    gap: 40px;
  }

  .page-faq .faq-hero__media {
    transform: rotate(1.2deg) translateX(10px);
  }

  .page-faq .faq-hero__media img {
    height: 380px;
  }

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

  .page-faq .faq-layout {
    grid-template-columns: 240px 1fr;
    gap: 40px;
  }

  .page-faq .faq-side__inner {
    flex-direction: column;
    gap: 6px;
    overflow: visible;
    padding: 0;
    position: sticky;
    top: 24px;
  }

  .page-faq .faq-side__inner a {
    border-radius: var(--hb-radius-sm);
    padding: 10px 14px;
    border-left: 3px solid transparent;
  }

  .page-faq .faq-side__inner a:hover,
  .page-faq .faq-side__inner a:focus-visible {
    border-left-color: var(--hb-fire);
    background: var(--hb-charcoal-soft);
  }

  .page-faq .faq-device {
    grid-template-columns: 220px 1fr;
    align-items: center;
  }

  .page-faq .faq-contact {
    padding: 80px 0 70px;
  }

  .page-faq .faq-contact__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
  }
}

@media (min-width: 1024px) {
  .page-faq .faq-hero__title {
    font-size: 3.4rem;
  }

  .page-faq .faq-hero__media img {
    height: 460px;
  }

  .page-faq .faq-layout {
    grid-template-columns: 280px 1fr;
    gap: 56px;
  }

  .page-faq .faq-block__head .hb-section-title {
    font-size: 1.85rem;
  }
}