.page-faq {
  --faq-index-w: 236px;
  --faq-index-top: calc(var(--ly-status-h) + var(--ly-header-h) + 30px);
  --faq-eyebrow-ink: #0E6F76;
  --faq-ink-soft: #3B4B59;
  --faq-line-ink: rgba(13, 22, 32, 0.10);
  --faq-line-ink-strong: rgba(13, 22, 32, 0.18);
  display: block;
  overflow-x: clip;
}

.page-faq a:focus-visible,
.page-faq summary:focus-visible,
.page-faq [tabindex]:focus-visible {
  outline: 2px solid var(--ly-cyan);
  outline-offset: 2px;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-head {
  padding-block-start: calc(var(--ly-status-h) + var(--ly-header-h) + 66px);
  padding-block-end: clamp(48px, 7vw, 78px);
  background-color: var(--ly-teal);
  background-image:
    linear-gradient(rgba(233, 241, 246, 0.05) 1px, transparent 1px),
    linear-gradient(96deg, var(--ly-teal) 0 50%, var(--ly-indigo) 50% 100%);
  background-size: 100% 84px, 100% 100%;
  background-repeat: repeat, no-repeat;
  border-bottom: 1px solid var(--ly-line);
}

.page-faq .faq-head h1 {
  font-family: var(--ly-font-display);
  font-size: clamp(30px, 5vw, 56px);
  line-height: 1.14;
  font-weight: 700;
  color: var(--ly-mist);
  margin: 16px 0 0;
  max-width: 22ch;
}

.page-faq .faq-lede {
  max-width: 64ch;
  margin: 22px 0 0;
  font-size: 16px;
  line-height: 1.78;
  color: rgba(233, 241, 246, 0.78);
}

.page-faq .faq-hero-stats {
  list-style: none;
  margin: 40px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 18px 34px;
}

.page-faq .faq-hero-stats li {
  display: flex;
  flex-direction: column;
  padding-left: 18px;
  border-left: 1px solid var(--ly-line-strong);
}

.page-faq .faq-hero-stats .ly-num {
  font-size: 26px;
  line-height: 1.05;
  color: var(--ly-mist);
}

.page-faq .faq-hero-stats li > span:last-child {
  margin-top: 7px;
  font-family: var(--ly-font-label);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--ly-slate);
}

/* ---------- 通用小节标题 ---------- */
.page-faq .faq-sec-head {
  max-width: 68ch;
}

.page-faq .faq-sec-head h2 {
  font-family: var(--ly-font-display);
  font-size: clamp(22px, 3.4vw, 34px);
  line-height: 1.28;
  font-weight: 700;
  color: var(--ly-mist);
  margin: 12px 0 0;
}

.page-faq .faq-sec-note {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: rgba(233, 241, 246, 0.66);
  max-width: 66ch;
}

.page-faq .faq-sec-head--ink h2 {
  color: var(--ly-ink);
}

.page-faq .faq-sec-head--ink .ly-eyebrow {
  color: var(--faq-eyebrow-ink);
}

.page-faq .faq-sec-note--ink {
  color: var(--faq-ink-soft);
}

/* ---------- 五步条 ---------- */
.page-faq .faq-steps {
  padding-block: clamp(48px, 7vw, 84px) clamp(40px, 5vw, 64px);
}

.page-faq .faq-stepbar {
  list-style: none;
  margin: 34px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  border-block-end: 1px solid var(--ly-line);
}

.page-faq .faq-step {
  border-top: 1px solid var(--ly-line);
}

.page-faq .faq-step__link {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: 20px 18px 22px;
  color: inherit;
  text-decoration: none;
  transition: background-color 180ms ease, transform 180ms ease, border-color 180ms ease;
}

.page-faq .faq-step__no {
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--ly-cyan);
}

.page-faq .faq-step__name {
  display: block;
  margin-top: 12px;
  font-family: var(--ly-font-display);
  font-size: 20px;
  font-weight: 700;
  color: var(--ly-mist);
  transition: color 180ms ease;
}

.page-faq .faq-step__tip {
  display: block;
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.68;
  color: var(--ly-slate);
}

.page-faq .faq-step__link:hover {
  background-color: var(--ly-glass);
  transform: translateY(-2px);
}

.page-faq .faq-step__link:hover .faq-step__name {
  color: var(--ly-cyan);
}

/* ---------- 图片 ---------- */
.page-faq .faq-figure {
  margin: 40px 0 0;
}

.page-faq .faq-figure--inline {
  margin: 0 0 22px;
}

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

/* ---------- 问答区 ---------- */
.page-faq .faq-read {
  padding-block: clamp(48px, 7vw, 84px);
}

.page-faq .faq-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 44px;
}

.page-faq .faq-group + .faq-group {
  margin-top: 54px;
}

.page-faq .faq-group__head h2 {
  font-family: var(--ly-font-display);
  font-size: clamp(21px, 2.8vw, 28px);
  line-height: 1.3;
  font-weight: 700;
  color: var(--ly-mist);
  margin: 10px 0 0;
}

.page-faq .faq-group__note {
  margin: 10px 0 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--ly-slate);
  max-width: 60ch;
}

.page-faq .faq-qa {
  margin-top: 18px;
}

.page-faq .faq-item {
  border-top: 1px solid var(--ly-line);
  transition: border-color 180ms ease;
}

.page-faq .faq-item:last-child {
  border-bottom: 1px solid var(--ly-line);
}

.page-faq .faq-item[open] {
  border-top-color: var(--ly-line-strong);
}

.page-faq .faq-item__q {
  position: relative;
  list-style: none;
  cursor: pointer;
  padding: 15px 34px 15px 0;
  font-size: 15.5px;
  font-weight: 500;
  line-height: 1.6;
  color: var(--ly-mist);
  transition: color 160ms ease;
}

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

.page-faq .faq-item__q::after {
  content: "";
  position: absolute;
  right: 6px;
  top: 20px;
  width: 8px;
  height: 8px;
  border-right: 1.5px solid var(--ly-cyan);
  border-bottom: 1.5px solid var(--ly-cyan);
  transform: rotate(45deg);
  transition: transform 180ms ease, top 180ms ease;
}

.page-faq .faq-item[open] .faq-item__q::after {
  transform: rotate(-135deg);
  top: 23px;
}

.page-faq .faq-item__q:hover {
  color: var(--ly-cyan);
}

.page-faq .faq-item__a {
  padding: 0 34px 18px 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: rgba(233, 241, 246, 0.74);
  max-width: 68ch;
}

.page-faq .faq-item__a p {
  margin: 0;
}

.page-faq .faq-item__a a {
  color: var(--ly-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(56, 232, 206, 0.35);
}

.page-faq .faq-item__a a:hover {
  border-bottom-color: var(--ly-cyan);
}

/* ---------- 索引 ---------- */
.page-faq .faq-index {
  border-top: 1px solid var(--ly-line);
  padding-top: 20px;
}

.page-faq .faq-index__list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
}

.page-faq .faq-index__list a {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--ly-slate);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  padding-bottom: 2px;
  transition: color 160ms ease, border-color 160ms ease;
}

.page-faq .faq-index__list .ly-num {
  font-size: 12px;
  color: rgba(56, 232, 206, 0.65);
}

.page-faq .faq-index__list a:hover,
.page-faq .faq-index__list a:focus-visible {
  color: var(--ly-mist);
  border-bottom-color: var(--ly-line-strong);
}

.page-faq:has(#qa-schedule:target) .faq-index__list a[href="#qa-schedule"],
.page-faq:has(#qa-heat:target) .faq-index__list a[href="#qa-heat"],
.page-faq:has(#qa-referee:target) .faq-index__list a[href="#qa-referee"],
.page-faq:has(#qa-injury:target) .faq-index__list a[href="#qa-injury"],
.page-faq:has(#qa-archive:target) .faq-index__list a[href="#qa-archive"],
.page-faq:has(#faq-glossary:target) .faq-index__list a[href="#faq-glossary"],
.page-faq:has(#faq-fix:target) .faq-index__list a[href="#faq-fix"],
.page-faq:has(#faq-a11y:target) .faq-index__list a[href="#faq-a11y"] {
  color: var(--ly-cyan);
  border-bottom-color: var(--ly-cyan);
}

/* ---------- 术语表（纸白分区） ---------- */
.page-faq .faq-glossary {
  background-color: var(--ly-paper);
  color: var(--ly-ink);
  padding-block: clamp(48px, 7vw, 88px);
  border-top: 1px solid var(--faq-line-ink);
  border-bottom: 1px solid var(--faq-line-ink);
}

.page-faq .faq-terms-wrap {
  margin-top: 30px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border-top: 1px solid var(--faq-line-ink-strong);
}

.page-faq .faq-terms {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
  font-size: 14.5px;
}

.page-faq .faq-terms th {
  text-align: left;
  padding: 12px 18px 12px 0;
  font-family: var(--ly-font-label);
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #55697A;
  border-bottom: 1px solid var(--faq-line-ink);
  white-space: nowrap;
}

.page-faq .faq-terms td {
  padding: 15px 18px 15px 0;
  vertical-align: top;
  line-height: 1.65;
  color: var(--faq-ink-soft);
  border-bottom: 1px solid var(--faq-line-ink);
}

.page-faq .faq-terms tbody tr:hover td {
  background-color: rgba(14, 111, 118, 0.045);
}

.page-faq .faq-terms td:first-child {
  font-family: var(--ly-font-display);
  font-size: 16px;
  font-weight: 600;
  color: var(--ly-ink);
  white-space: nowrap;
}

.page-faq .faq-code {
  font-family: var(--ly-font-mono);
  font-size: 12.5px;
  color: var(--faq-eyebrow-ink);
  background-color: rgba(14, 111, 118, 0.07);
  border: 1px solid rgba(14, 111, 118, 0.18);
  padding: 2px 6px;
  white-space: nowrap;
}

/* ---------- 纠错 ---------- */
.page-faq .faq-fix {
  padding-block: clamp(48px, 7vw, 88px);
  background-image:
    linear-gradient(180deg, rgba(82, 26, 48, 0.55) 0%, rgba(82, 26, 48, 0.14) 100%);
  background-color: var(--ly-navy-deep);
  border-bottom: 1px solid var(--ly-line);
}

.page-faq .faq-fix h2 {
  font-family: var(--ly-font-display);
  font-size: clamp(22px, 3.2vw, 32px);
  line-height: 1.28;
  font-weight: 700;
  color: var(--ly-mist);
  margin: 12px 0 0;
  max-width: 22ch;
}

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

.page-faq .faq-fix__list {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
  border-top: 1px solid var(--ly-line);
}

.page-faq .faq-fix__list li {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 12px;
  padding: 13px 0;
  border-bottom: 1px solid var(--ly-line);
  font-size: 14.5px;
  line-height: 1.7;
  color: rgba(233, 241, 246, 0.8);
}

.page-faq .faq-fix__list .ly-num {
  font-size: 13px;
  color: var(--ly-coral);
  padding-top: 2px;
}

.page-faq .faq-fix__side {
  border-left: 1px solid var(--ly-line);
  padding-left: 22px;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(233, 241, 246, 0.76);
}

.page-faq .faq-fix__side p {
  margin: 14px 0 0;
}

.page-faq .faq-fix__mail a {
  font-family: var(--ly-font-mono);
  font-size: 15px;
  color: var(--ly-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(56, 232, 206, 0.35);
  word-break: break-all;
}

.page-faq .faq-fix__mail a:hover {
  border-bottom-color: var(--ly-cyan);
}

.page-faq .faq-fix__small {
  font-size: 12.5px;
  line-height: 1.75;
  color: var(--ly-slate);
}

.page-faq .faq-fix__small a {
  color: var(--ly-slate);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .faq-fix__small a:hover {
  color: var(--ly-mist);
}

/* ---------- 无障碍 ---------- */
.page-faq .faq-a11y {
  padding-block: clamp(48px, 7vw, 84px);
}

.page-faq .faq-a11y__grid {
  margin-top: 34px;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 34px;
}

.page-faq .faq-a11y__col {
  border-top: 1px solid var(--ly-line-strong);
  padding-top: 18px;
}

.page-faq .faq-a11y__no {
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--ly-coral);
}

.page-faq .faq-a11y__col h3 {
  margin: 12px 0 0;
  font-family: var(--ly-font-display);
  font-size: 19px;
  font-weight: 700;
  color: var(--ly-mist);
  line-height: 1.4;
}

.page-faq .faq-a11y__col p {
  margin: 12px 0 0;
  font-size: 14px;
  line-height: 1.78;
  color: rgba(233, 241, 246, 0.72);
}

/* ---------- 后续入口 ---------- */
.page-faq .faq-next {
  padding-block: clamp(40px, 6vw, 72px);
  border-top: 1px solid var(--ly-line);
}

.page-faq .faq-next h2 {
  font-family: var(--ly-font-display);
  font-size: clamp(20px, 2.6vw, 26px);
  font-weight: 700;
  color: var(--ly-mist);
  margin: 0;
}

.page-faq .faq-next__list {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background-color: var(--ly-line);
  border: 1px solid var(--ly-line);
}

.page-faq .faq-next__list li {
  background-color: var(--ly-navy);
}

.page-faq .faq-next__list a {
  display: flex;
  flex-direction: column;
  gap: 8px;
  height: 100%;
  padding: 18px 20px;
  text-decoration: none;
  font-family: var(--ly-font-display);
  font-size: 17px;
  font-weight: 700;
  color: var(--ly-mist);
  transition: background-color 180ms ease, transform 180ms ease;
}

.page-faq .faq-next__list a span {
  font-family: var(--ly-font-body);
  font-size: 13px;
  font-weight: 400;
  line-height: 1.65;
  color: var(--ly-slate);
}

.page-faq .faq-next__list a:hover {
  background-color: var(--ly-glass);
  transform: translateY(-2px);
}

.page-faq .faq-next__list a:hover span {
  color: rgba(233, 241, 246, 0.76);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-faq .faq-next__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-faq .faq-stepbar {
    grid-template-columns: repeat(5, minmax(0, 1fr));
    border-block-end: 0;
  }

  .page-faq .faq-step {
    border-top: 0;
    border-left: 1px solid var(--ly-line);
  }

  .page-faq .faq-step:first-child {
    border-left: 0;
  }

  .page-faq .faq-step__link {
    padding: 22px 18px 24px;
  }

  .page-faq .faq-a11y__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 40px;
  }

  .page-faq .faq-fix__grid {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    gap: 56px;
  }

  .page-faq .faq-next__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 980px) {
  .page-faq .faq-layout {
    grid-template-columns: minmax(0, 1fr) var(--faq-index-w);
    gap: 64px;
    align-items: start;
  }

  .page-faq .faq-index {
    position: sticky;
    top: var(--faq-index-top);
    border-top: 0;
    border-left: 1px solid var(--ly-line-strong);
    padding-top: 0;
    padding-left: 22px;
  }

  .page-faq .faq-index__list {
    flex-direction: column;
    gap: 10px;
  }

  .page-faq .faq-index__list a {
    font-size: 13px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-step__link,
  .page-faq .faq-next__list a,
  .page-faq .faq-item__q::after {
    transition: opacity 160ms ease;
  }

  .page-faq .faq-step__link:hover,
  .page-faq .faq-next__list a:hover {
    transform: none;
  }
}
</main>