.page-faq {
  --faq-sticky-top: 104px;
  position: relative;
  padding-top: var(--top-pad);
  padding-bottom: clamp(56px, 9vw, 112px);
  background: var(--ink);
  color: var(--ice);
  font-family: var(--font-body);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  padding-bottom: clamp(32px, 5.5vw, 60px);
}

.page-faq .faq-hero h1 {
  margin: 18px 0 0;
  max-width: 20ch;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(1.85rem, 5.4vw, 3.35rem);
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--ice);
}

.page-faq .faq-lede {
  margin: 20px 0 0;
  max-width: 64ch;
  font-size: clamp(0.98rem, 1.5vw, 1.06rem);
  line-height: 1.85;
  color: var(--mist);
}

.page-faq .faq-quickstats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-top: clamp(24px, 4vw, 36px);
}

.page-faq .qs-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 14px 16px;
  border: 3px solid var(--edge);
  border-radius: 14px;
  background: var(--panel);
  box-shadow: var(--shadow-soft);
}

.page-faq .qs-val {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  font-size: clamp(1.5rem, 3.6vw, 2rem);
  line-height: 1;
  color: var(--home);
}

.page-faq .qs-item:nth-child(2) .qs-val { color: var(--signal); }
.page-faq .qs-item:nth-child(3) .qs-val { color: var(--away); }
.page-faq .qs-item:nth-child(4) .qs-val { color: var(--volt); }

.page-faq .qs-label {
  font-size: 0.78rem;
  line-height: 1.45;
  color: var(--mist);
  letter-spacing: 0.02em;
}

/* ---------- 两列错位布局 ---------- */
.page-faq .faq-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 48px);
}

/* ---------- 左侧主题索引 ---------- */
.page-faq .faq-index {
  border: 3px solid var(--edge);
  border-radius: var(--r-panel);
  background: var(--panel);
  box-shadow: var(--shadow-soft);
  padding: 16px 14px;
}

.page-faq .faq-index-title {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--volt);
}

.page-faq .faq-index ul {
  display: flex;
  gap: 8px;
  margin: 12px 0 0;
  padding: 0 0 6px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
  -webkit-overflow-scrolling: touch;
}

.page-faq .faq-index li {
  flex: none;
}

.page-faq .faq-index a {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 9px 15px;
  border: 2px solid transparent;
  border-radius: var(--r-pill);
  background: var(--deep);
  color: var(--mist);
  font-size: 0.9rem;
  font-weight: 700;
  white-space: nowrap;
  text-decoration: none;
  transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease, transform 0.2s ease;
}

.page-faq .idx-num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 0.7rem;
  color: var(--volt);
}

.page-faq .faq-index a:hover,
.page-faq .faq-index a:focus-visible {
  color: var(--ice);
  border-color: var(--home);
  background: rgba(57, 255, 158, 0.09);
  transform: translateX(3px);
  outline: none;
}

.page-faq .faq-index a:focus-visible {
  box-shadow: 0 0 0 3px rgba(57, 255, 158, 0.35);
}

/* ---------- 答案分组 ---------- */
.page-faq .faq-groups {
  display: flex;
  flex-direction: column;
  gap: clamp(30px, 4.6vw, 56px);
  min-width: 0;
}

.page-faq .faq-group {
  scroll-margin-top: 118px;
  min-width: 0;
}

.page-faq .faq-group-head {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 16px;
}

.page-faq .faq-icon {
  flex: none;
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border: 3px solid var(--edge);
  border-radius: 12px;
  background: var(--deep);
  color: var(--home);
}

.page-faq #faq-live .faq-icon { color: var(--away); }
.page-faq #faq-account .faq-icon { color: var(--signal); }
.page-faq #faq-query .faq-icon { color: var(--volt); }
.page-faq #faq-match .faq-icon { color: var(--home); }
.page-faq #faq-help .faq-icon { color: var(--away); }

.page-faq .faq-group-head h2 {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(1.28rem, 3.2vw, 1.85rem);
  line-height: 1.24;
  letter-spacing: -0.01em;
  color: var(--ice);
}

.page-faq .faq-sub {
  margin: 6px 0 0;
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--mist);
}

/* ---------- 手风琴条目 ---------- */
.page-faq .qa {
  position: relative;
  margin-bottom: 12px;
  border: 3px solid var(--edge);
  border-radius: 14px;
  background: var(--panel);
  overflow: hidden;
  transition: border-color 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
}

.page-faq .qa::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 5px;
  background: var(--home);
  transform: scaleY(0);
  transform-origin: top center;
  transition: transform 0.28s ease;
}

.page-faq #faq-live .qa::before { background: var(--away); }
.page-faq #faq-account .qa::before { background: var(--signal); }
.page-faq #faq-query .qa::before { background: var(--volt); }
.page-faq #faq-match .qa::before { background: var(--home); }
.page-faq #faq-help .qa::before { background: var(--away); }

.page-faq .qa[open] {
  border-color: var(--edge);
  box-shadow: var(--shadow-hard);
}

.page-faq .qa[open]::before {
  transform: scaleY(1);
}

.page-faq .qa summary {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 16px 18px 16px 22px;
  cursor: pointer;
  list-style: none;
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.55;
  color: var(--ice);
  transition: color 0.2s ease;
}

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

.page-faq .qa summary::after {
  content: "+";
  flex: none;
  margin-left: auto;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.35rem;
  line-height: 1;
  color: var(--home);
}

.page-faq .qa[open] summary::after {
  content: "−";
  color: var(--signal);
}

.page-faq .qa summary:hover {
  color: var(--home);
}

.page-faq .qa summary:focus-visible {
  outline: 3px solid var(--home);
  outline-offset: -3px;
}

.page-faq .qa-num {
  flex: none;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  color: var(--mist);
  padding-top: 4px;
}

.page-faq .qa[open] .qa-num {
  color: var(--home);
}

.page-faq .qa-q {
  min-width: 0;
}

.page-faq .qa-body {
  padding: 0 20px 20px 22px;
  border-top: 1px dashed var(--edge);
}

.page-faq .qa[open] .qa-body {
  animation: faqSlideIn 0.28s ease both;
}

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

.page-faq .qa-answer {
  margin: 14px 0 0;
  font-size: 0.96rem;
  font-weight: 600;
  line-height: 1.75;
  color: var(--ice);
}

.page-faq .qa-answer a {
  color: var(--home);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .qa-steps {
  counter-reset: faqstep;
  display: grid;
  gap: 9px;
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .qa-steps li {
  counter-increment: faqstep;
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr);
  gap: 8px;
  align-items: start;
  font-size: 0.92rem;
  line-height: 1.72;
  color: var(--mist);
}

.page-faq .qa-steps li::before {
  content: counter(faqstep, decimal-leading-zero);
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 0.76rem;
  color: var(--signal);
  padding-top: 5px;
}

/* ---------- 图 ---------- */
.page-faq .faq-figure {
  margin: 18px 0 0;
  border: 3px solid var(--edge);
  border-radius: 16px;
  background: var(--deep);
  box-shadow: var(--shadow-hard);
  overflow: hidden;
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 10 / 7;
  object-fit: cover;
}

.page-faq .faq-figure figcaption {
  padding: 11px 16px;
  border-top: 1px solid var(--edge);
  font-size: 0.82rem;
  line-height: 1.6;
  color: var(--mist);
}

/* ---------- 结尾引导 ---------- */
.page-faq .faq-cta {
  margin-top: 20px;
  padding: clamp(20px, 3.5vw, 30px);
  border: 3px solid var(--home);
  border-radius: var(--r-panel);
  background: linear-gradient(135deg, rgba(57, 255, 158, 0.1), rgba(139, 92, 255, 0.12));
  box-shadow: var(--shadow-hard);
}

.page-faq .faq-cta-text {
  margin: 0 0 16px;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(1.1rem, 2.6vw, 1.45rem);
  line-height: 1.35;
  color: var(--ice);
}

.page-faq .faq-cta-meta {
  margin: 14px 0 0;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.02em;
  color: var(--mist);
}

/* ---------- 桌面端 ---------- */
@media (min-width: 720px) {
  .page-faq .faq-quickstats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 1000px) {
  .page-faq .faq-layout {
    grid-template-columns: 268px minmax(0, 1fr);
    align-items: start;
  }

  .page-faq .faq-index {
    position: sticky;
    top: var(--faq-sticky-top);
  }

  .page-faq .faq-index ul {
    flex-direction: column;
    gap: 6px;
    overflow: visible;
    padding: 0;
  }

  .page-faq .faq-index li {
    flex: none;
    width: 100%;
  }

  .page-faq .faq-index a {
    width: 100%;
  }

  /* 错位：奇偶分组各让一步 */
  .page-faq .faq-group:nth-child(odd) {
    margin-right: clamp(0px, 3vw, 52px);
  }

  .page-faq .faq-group:nth-child(even) {
    margin-left: clamp(0px, 3vw, 52px);
  }
}

@media (min-width: 1180px) {
  .page-faq .faq-layout {
    grid-template-columns: 288px minmax(0, 1fr);
  }
}

/* ---------- 动效降级 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-faq .qa[open] .qa-body {
    animation: none;
  }

  .page-faq .qa,
  .page-faq .qa::before,
  .page-faq .faq-index a {
    transition: none;
  }

  .page-faq .faq-index a:hover,
  .page-faq .faq-index a:focus-visible {
    transform: none;
  }
}
<<<END>>>