.page-faq {
  --faq-rail: 236px;
  --faq-gap: clamp(24px, 3.5vw, 52px);
}

/* ============ 面包屑 ============ */
.page-faq .crumbs {
  padding-top: clamp(18px, 3vw, 30px);
}

/* ============ 首屏 ============ */
.page-faq .faq-hero {
  padding: clamp(20px, 3vw, 36px) 0 clamp(30px, 4.5vw, 58px);
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 48px);
  align-items: start;
}

.page-faq .faq-hero__text .eyebrow {
  margin: 0 0 14px;
}

.page-faq .faq-hero h1 {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(32px, 6.2vw, 58px);
  line-height: 1.07;
  letter-spacing: -0.012em;
  text-wrap: balance;
}

.page-faq .faq-hero .lede {
  margin: 0;
  max-width: 48ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.78;
  color: var(--ink-soft);
}

.page-faq .faq-hero__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(22px, 3vw, 32px);
}

.page-faq .faq-hero__facts {
  list-style: none;
  margin: clamp(26px, 3.5vw, 38px) 0 0;
  padding: clamp(16px, 2vw, 22px) 0 0;
  border-top: 1px solid var(--line);
  display: grid;
  gap: 10px;
  font-size: 13.5px;
  color: var(--ink-soft);
}

.page-faq .faq-hero__facts .mono {
  display: inline-block;
  min-width: 4.6em;
  font-size: 13px;
  color: var(--cyan);
  letter-spacing: 0.02em;
}

.page-faq .faq-hero__media {
  margin: 0;
}

.page-faq .faq-hero__media img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border-radius: var(--radius);
  border: 1px solid var(--line);
}

/* ============ 栏目状态带 ============ */
.page-faq .faq-status {
  background:
    radial-gradient(120% 90% at 8% 0%, rgba(53, 224, 212, 0.07), transparent 62%),
    linear-gradient(180deg, rgba(18, 40, 61, 0.5), rgba(11, 27, 43, 0));
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-status__head {
  margin-bottom: clamp(18px, 2.5vw, 26px);
  max-width: 60ch;
}

.page-faq .faq-status__head h2 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: clamp(24px, 3.4vw, 34px);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.008em;
}

.page-faq .faq-status__head p {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink-soft);
}

.page-faq .status-seg {
  padding: clamp(14px, 2vw, 22px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel-soft);
  box-shadow: var(--shadow-panel);
}

.page-faq .status-seg .seg-controls {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: clamp(16px, 2vw, 22px);
}

.page-faq .seg-input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-faq .seg-tab {
  display: inline-block;
  padding: 8px 15px;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.03em;
  color: var(--ink-soft);
  cursor: pointer;
  transition: color 200ms var(--ease), border-color 200ms var(--ease), background-color 200ms var(--ease), transform 200ms var(--ease);
}

.page-faq .seg-tab:hover {
  color: var(--cold);
  border-color: rgba(53, 224, 212, 0.42);
}

.page-faq .seg-input:focus-visible + .seg-tab {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-faq .seg-input:checked + .seg-tab {
  color: var(--arena);
  background: var(--cyan);
  border-color: var(--cyan);
}

.page-faq .seg-panel {
  display: none;
}

.page-faq .status-seg:has(#st-transfer:checked) .seg-panel[data-seg-panel="st-transfer"],
.page-faq .status-seg:has(#st-shots:checked) .seg-panel[data-seg-panel="st-shots"],
.page-faq .status-seg:has(#st-venue:checked) .seg-panel[data-seg-panel="st-venue"],
.page-faq .status-seg:has(#st-teams:checked) .seg-panel[data-seg-panel="st-teams"],
.page-faq .seg-panel[data-active] {
  display: block;
}

.page-faq .status-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-faq .status-cell {
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-s);
  background: rgba(11, 27, 43, 0.5);
}

.page-faq .status-cell__top {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}

.page-faq .status-dot {
  flex: none;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 4px var(--cyan-dim);
}

.page-faq .status-key {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--ink-faint);
}

.page-faq .status-val {
  display: block;
  font-family: var(--font-mono);
  font-size: 14.5px;
  line-height: 1.5;
  color: var(--cold);
}

.page-faq .status-foot {
  margin: 16px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-soft);
}

.page-faq .status-foot a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 224, 212, 0.4);
}

/* ============ 问答主体 ============ */
.page-faq .faq-body {
  padding-top: clamp(34px, 5vw, 64px);
}

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

.page-faq .faq-rail {
  padding-bottom: 6px;
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-rail__title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

.page-faq .faq-rail__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(148px, 1fr);
  gap: 4px;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-faq .faq-rail__list li {
  min-width: 0;
}

.page-faq .faq-rail__list a {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  gap: 8px;
  align-items: baseline;
  padding: 10px 12px;
  border-left: 2px solid transparent;
  border-radius: 0 var(--radius-s) var(--radius-s) 0;
  font-size: 14px;
  color: var(--ink-soft);
  text-decoration: none;
  white-space: nowrap;
  transition: color 200ms var(--ease), border-color 200ms var(--ease), background-color 200ms var(--ease);
}

.page-faq .faq-rail__list a .mono {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--cyan);
}

.page-faq .faq-rail__list a:hover,
.page-faq .faq-rail__list a:focus-visible {
  color: var(--cold);
  border-left-color: var(--cyan);
  background: rgba(53, 224, 212, 0.07);
}

.page-faq .faq-rail__foot {
  margin: 14px 0 0;
  font-size: 13.5px;
  color: var(--ink-faint);
}

.page-faq .faq-rail__foot a {
  color: var(--cold);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 224, 212, 0.45);
}

/* 问答分类 */
.page-faq .faq-content {
  counter-reset: faq;
  min-width: 0;
}

.page-faq .faq-cat {
  scroll-margin-top: 104px;
}

.page-faq .faq-cat + .faq-cat {
  margin-top: clamp(36px, 5vw, 62px);
  padding-top: clamp(28px, 4vw, 46px);
  border-top: 1px solid var(--line);
}

.page-faq .faq-cat__head {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  column-gap: 14px;
  row-gap: 7px;
  margin-bottom: clamp(16px, 2.5vw, 24px);
}

.page-faq .faq-cat__head .index-num {
  grid-row: 1 / -1;
  font-family: var(--font-mono);
  font-size: clamp(18px, 2vw, 22px);
  font-weight: 500;
  line-height: 1.15;
  color: var(--clay);
  padding-top: 3px;
}

.page-faq .faq-cat__head h2 {
  grid-column: 2;
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(23px, 3vw, 31px);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.006em;
}

.page-faq .faq-cat__head p {
  grid-column: 2;
  margin: 0;
  max-width: 54ch;
  font-size: 15px;
  line-height: 1.72;
  color: var(--ink-soft);
}

/* 折叠条目 */
.page-faq .faq-item {
  border: 1px solid var(--line);
  border-radius: var(--radius-s);
  background: var(--panel-soft);
  overflow: hidden;
  transition: border-color 200ms var(--ease), box-shadow 200ms var(--ease), transform 200ms var(--ease);
}

.page-faq .faq-item + .faq-item {
  margin-top: 10px;
}

.page-faq .faq-item:hover {
  border-color: rgba(53, 224, 212, 0.3);
}

.page-faq .faq-item[open] {
  border-color: rgba(53, 224, 212, 0.4);
  box-shadow: var(--shadow-panel);
  counter-increment: faq;
}

.page-faq .faq-item summary {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr) 18px;
  gap: 12px;
  align-items: baseline;
  padding: 16px 18px;
  list-style: none;
  cursor: pointer;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--cold);
}

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

.page-faq .faq-item summary::before {
  content: counter(faq, decimal-leading-zero);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--cyan);
  padding-top: 5px;
}

.page-faq .faq-item summary::after {
  content: "";
  align-self: center;
  justify-self: end;
  width: 9px;
  height: 9px;
  border-right: 1.5px solid var(--steel);
  border-bottom: 1.5px solid var(--steel);
  transform: rotate(45deg);
  transition: transform 200ms var(--ease), border-color 200ms var(--ease);
}

.page-faq .faq-item[open] summary::after {
  transform: rotate(-135deg);
  border-color: var(--cyan);
}

.page-faq .faq-item .disclosure__body {
  padding: 0 18px 18px 60px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--ink-soft);
}

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

.page-faq .faq-item .disclosure__body p:last-child {
  margin-bottom: 0;
}

.page-faq .faq-item .disclosure__body a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 224, 212, 0.42);
}

.page-faq .faq-item .disclosure__body .mono {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--cold);
}

/* ============ 联系支持 ============ */
.page-faq .faq-support {
  position: relative;
  margin-top: clamp(40px, 6vw, 80px);
}

.page-faq .faq-support__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 48px);
  align-items: center;
}

.page-faq .faq-support__media {
  margin: 0;
}

.page-faq .faq-support__media img {
  width: 100%;
  aspect-ratio: 10 / 7;
  object-fit: cover;
  border-radius: var(--radius);
  border: 1px solid rgba(234, 241, 246, 0.18);
}

.page-faq .faq-support__body .eyebrow {
  margin: 0 0 12px;
  color: rgba(234, 241, 246, 0.62);
}

.page-faq .faq-support__body h2 {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-size: clamp(26px, 3.6vw, 38px);
  font-weight: 700;
  line-height: 1.14;
  letter-spacing: -0.008em;
}

.page-faq .faq-support__lede {
  margin: 0;
  max-width: 52ch;
  font-size: 15.5px;
  line-height: 1.75;
  color: rgba(234, 241, 246, 0.82);
}

.page-faq .faq-support__contact {
  margin-top: clamp(20px, 3vw, 28px);
  border-top: 1px solid rgba(234, 241, 246, 0.2);
}

.page-faq .faq-support__contact .contact-row {
  display: grid;
  grid-template-columns: 84px minmax(0, 1fr);
  gap: 14px;
  align-items: baseline;
  padding: 13px 0;
  border-bottom: 1px solid rgba(234, 241, 246, 0.14);
}

.page-faq .faq-support__contact .contact-key {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: rgba(234, 241, 246, 0.6);
}

.page-faq .faq-support__contact .contact-val {
  font-size: 15.5px;
  line-height: 1.6;
  color: var(--cold);
  word-break: break-word;
}

.page-faq .faq-support__contact .contact-val.mono {
  font-family: var(--font-mono);
  font-size: 14.5px;
}

.page-faq .faq-support__more {
  margin: clamp(18px, 2.5vw, 24px) 0 0;
}

.page-faq .faq-support__more a {
  display: inline-block;
  font-size: 14px;
  color: var(--cold);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 224, 212, 0.55);
}

/* ============ 响应式 ============ */
@media (min-width: 620px) {
  .page-faq .status-grid {
    grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
    gap: clamp(32px, 4vw, 64px);
  }

  .page-faq .faq-support__grid {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    gap: clamp(32px, 4vw, 60px);
  }
}

@media (min-width: 980px) {
  .page-faq .faq-body__grid {
    grid-template-columns: var(--faq-rail) minmax(0, 1fr);
    gap: clamp(30px, 4vw, 56px);
  }

  .page-faq .faq-rail {
    position: sticky;
    top: 104px;
    border-bottom: 0;
    padding-bottom: 0;
  }

  .page-faq .faq-rail__list {
    grid-auto-flow: row;
    grid-auto-columns: auto;
    overflow-x: visible;
    gap: 2px;
  }
}

@media (max-width: 479px) {
  .page-faq .faq-item summary {
    grid-template-columns: 24px minmax(0, 1fr) 16px;
    gap: 10px;
    padding: 14px;
    font-size: 15px;
  }

  .page-faq .faq-item .disclosure__body {
    padding: 0 14px 16px 48px;
  }

  .page-faq .faq-support__contact .contact-row {
    grid-template-columns: minmax(0, 1fr);
    gap: 4px;
  }

  .page-faq .faq-cat__head {
    grid-template-columns: 26px minmax(0, 1fr);
    column-gap: 10px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq * {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}