.page-faq {
  --faq-cut: 16px;
  --faq-gap: clamp(16px, 2.6vw, 32px);
  display: block;
  background:
    radial-gradient(88% 42% at 74% -2%, var(--c-glow) 0%, rgba(255, 255, 255, 0) 62%),
    var(--c-white);
  color: var(--c-ink);
  font-family: var(--font-body);
  overflow-x: clip;
}

.page-faq::before {
  content: "";
  display: block;
  height: 6px;
  background: linear-gradient(90deg, var(--c-mint) 0%, var(--c-green) 34%, var(--c-yellow) 68%, var(--c-orange) 100%);
}

.page-faq .faq-crumb {
  padding-top: 20px;
}

.page-faq .faq-crumb .breadcrumb {
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .04em;
}

/* ---------- 封面 ---------- */
.page-faq .faq-cover {
  position: relative;
  display: grid;
  gap: var(--faq-gap);
  padding-top: clamp(26px, 5vw, 54px);
  padding-bottom: clamp(34px, 6vw, 76px);
}

.page-faq .faq-mark {
  display: none;
}

.page-faq .faq-cover-main {
  position: relative;
  z-index: 1;
  max-width: 46em;
}

.page-faq .faq-cover h1 {
  margin: .3em 0 0;
  font-family: var(--font-head);
  font-weight: 900;
  letter-spacing: -.02em;
  line-height: 1.08;
  font-size: clamp(30px, 7.2vw, 54px);
}

.page-faq .faq-lede {
  margin: 18px 0 0;
  color: var(--ink-72);
  line-height: 1.9;
  font-size: clamp(15px, 1.6vw, 17px);
}

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

.page-faq .faq-cover-index {
  padding: 20px 18px 18px;
  background: var(--c-mist);
  clip-path: polygon(0 0, calc(100% - var(--faq-cut)) 0, 100% var(--faq-cut), 100% 100%, var(--faq-cut) 100%, 0 calc(100% - var(--faq-cut)));
}

.page-faq .faq-index-title {
  margin: 0 0 12px;
  font-size: .74rem;
  letter-spacing: .14em;
  color: var(--c-green-deep);
  text-transform: uppercase;
}

.page-faq .faq-index-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-faq .faq-index-list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 0;
  border-bottom: 1px solid rgba(27, 34, 40, .1);
  color: var(--c-ink);
  text-decoration: none;
  font-weight: 600;
  font-size: .95rem;
  transition: color .2s var(--ease), padding-left .2s var(--ease);
}

.page-faq .faq-index-list a:hover {
  color: var(--c-green-deep);
  padding-left: 6px;
}

.page-faq .faq-index-list .mono {
  color: var(--c-green);
  font-size: .78rem;
}

.page-faq .faq-index-note {
  margin: 16px 0 0;
  font-size: .84rem;
  line-height: 1.75;
  color: var(--ink-52);
}

/* ---------- 分类导航 ---------- */
.page-faq .faq-nav-section {
  background: linear-gradient(180deg, rgba(233, 238, 241, .8) 0%, rgba(255, 255, 255, 0) 100%);
}

.page-faq .faq-nav-inner {
  display: grid;
  gap: var(--faq-gap);
}

.page-faq .faq-nav-visual {
  overflow: hidden;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--faq-cut)), calc(100% - var(--faq-cut)) 100%, 0 100%);
}

.page-faq .faq-nav-visual img {
  display: block;
  width: 100%;
  height: 100%;
  aspect-ratio: 5 / 3;
  object-fit: cover;
}

.page-faq .section h2 {
  margin: .32em 0 0;
  font-family: var(--font-head);
  font-weight: 800;
  letter-spacing: -.015em;
  line-height: 1.2;
  font-size: clamp(24px, 4.6vw, 36px);
}

.page-faq .faq-note {
  margin: 16px 0 0;
  max-width: 34em;
  color: var(--ink-72);
  line-height: 1.85;
  font-size: .95rem;
}

.page-faq .faq-split-head .rule-band {
  display: block;
  margin-top: 22px;
}

.page-faq .faq-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 22px 0 14px;
  padding: 0;
  border: 0;
}

.page-faq .faq-filter .filter-btn {
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: .82rem;
  letter-spacing: .02em;
  padding: 9px 16px;
}

.page-faq .faq-filter .filter-btn[aria-pressed="true"] {
  background: var(--c-green);
  border-color: var(--c-green);
  color: var(--c-white);
}

.page-faq .faq-filter-status {
  margin: 0;
  font-size: .8rem;
  color: var(--ink-52);
}

/* ---------- 问答基础组件 ---------- */
.page-faq .faq-split {
  display: grid;
  gap: var(--faq-gap);
}

.page-faq .faq-list {
  display: grid;
  gap: 12px;
}

.page-faq .qa {
  background: var(--c-white);
  border: 1px solid var(--line);
  border-left: 3px solid var(--c-mist);
  border-radius: var(--radius-s);
  transition: border-color .22s var(--ease), box-shadow .22s var(--ease);
}

.page-faq .qa:hover {
  border-left-color: var(--c-mint);
}

.page-faq .qa[open] {
  border-left-color: var(--c-green);
  box-shadow: var(--shadow-1);
}

.page-faq .qa > summary {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 15px 16px;
  cursor: pointer;
  list-style: none;
  font-weight: 700;
  line-height: 1.6;
  font-size: 1rem;
}

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

.page-faq .qa > summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-weight: 500;
  color: var(--ink-52);
  flex: 0 0 auto;
}

.page-faq .qa[open] > summary {
  border-bottom: 1px dashed var(--line);
  margin-bottom: 14px;
}

.page-faq .qa[open] > summary::after {
  content: "–";
  color: var(--c-green);
}

.page-faq .qa > summary:focus-visible {
  outline: 2px solid var(--c-green);
  outline-offset: 2px;
}

.page-faq .qa-num {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: .8rem;
  color: var(--c-green);
}

.page-faq .qa-q {
  flex: 1 1 auto;
  min-width: 0;
}

.page-faq .qa-a {
  padding: 0 16px 18px;
  color: var(--ink-72);
  line-height: 1.85;
  font-size: .94rem;
}

.page-faq .qa-a p {
  margin: 0;
}

/* ---------- 深色章节：赛程与裁判名单 ---------- */
.page-faq .faq-band {
  background: var(--c-night);
  color: var(--c-white);
}

.page-faq .faq-band .eyebrow,
.page-faq .faq-band h2 {
  color: var(--c-white);
}

.page-faq .faq-band-lede {
  margin: 16px 0 0;
  max-width: 44em;
  color: rgba(255, 255, 255, .72);
  line-height: 1.85;
  font-size: .95rem;
}

.page-faq .faq-band-grid {
  display: grid;
  gap: 14px;
  margin-top: clamp(24px, 4vw, 40px);
}

.page-faq .faq-band .qa {
  background: rgba(255, 255, 255, .05);
  border-color: rgba(255, 255, 255, .14);
  border-left-color: rgba(127, 224, 176, .5);
}

.page-faq .faq-band .qa:hover {
  border-left-color: var(--c-mint);
}

.page-faq .faq-band .qa[open] {
  background: rgba(255, 255, 255, .09);
  border-left-color: var(--c-yellow);
  box-shadow: none;
}

.page-faq .faq-band .qa > summary {
  color: var(--c-white);
}

.page-faq .faq-band .qa[open] > summary {
  border-bottom-color: rgba(255, 255, 255, .18);
}

.page-faq .faq-band .qa > summary::after {
  color: rgba(255, 255, 255, .6);
}

.page-faq .faq-band .qa[open] > summary::after {
  color: var(--c-yellow);
}

.page-faq .faq-band .qa-num {
  color: var(--c-yellow);
}

.page-faq .faq-band .qa-a {
  color: rgba(255, 255, 255, .74);
}

/* ---------- 中国杯签表核对 ---------- */
.page-faq .faq-stats {
  display: grid;
  gap: 12px;
  margin: clamp(22px, 3.4vw, 34px) 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-stats li {
  padding: 14px 16px;
  background: var(--c-mist);
  clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 0 100%);
}

.page-faq .faq-stats .stat-num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(20px, 3vw, 26px);
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--c-green-deep);
}

.page-faq .faq-stats .stat-label {
  display: block;
  margin-top: 4px;
  font-size: .82rem;
  color: var(--ink-52);
}

.page-faq .faq-rows {
  display: grid;
  margin-top: clamp(20px, 3vw, 32px);
}

.page-faq .faq-rows .qa {
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--line);
  border-radius: 0;
}

.page-faq .faq-rows .qa:hover,
.page-faq .faq-rows .qa[open] {
  border-left: 0;
  box-shadow: none;
}

.page-faq .faq-rows .qa > summary {
  padding: 20px 0;
  font-size: clamp(1.02rem, 2vw, 1.16rem);
}

.page-faq .faq-rows .qa-a {
  padding: 0 0 22px;
}

/* ---------- 浏览与回看 ---------- */
.page-faq .faq-notes {
  display: grid;
  gap: 14px;
  margin-top: clamp(22px, 3vw, 34px);
}

.page-faq .faq-note-card {
  padding: 20px 18px 22px;
  background: linear-gradient(180deg, rgba(200, 247, 225, .5) 0%, rgba(255, 255, 255, 0) 42%), var(--c-white);
  border-top: 3px solid var(--c-mint);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 16px), calc(100% - 16px) 100%, 0 100%);
}

.page-faq .faq-note-card .mono {
  font-size: .74rem;
  letter-spacing: .1em;
  color: var(--c-green-deep);
}

.page-faq .faq-note-card h3 {
  margin: 10px 0 0;
  font-family: var(--font-head);
  font-size: 1.06rem;
  font-weight: 800;
  line-height: 1.5;
  letter-spacing: -.01em;
}

.page-faq .faq-note-card p {
  margin: 10px 0 0;
  color: var(--ink-72);
  line-height: 1.85;
  font-size: .94rem;
}

/* ---------- 联系客服 ---------- */
.page-faq .faq-service {
  display: grid;
  gap: var(--faq-gap);
}

.page-faq .faq-service-visual {
  overflow: hidden;
  clip-path: polygon(0 0, 100% 0, 100% 100%, var(--faq-cut) 100%, 0 calc(100% - var(--faq-cut)));
}

.page-faq .faq-service-visual img {
  display: block;
  width: 100%;
  height: 100%;
  aspect-ratio: 8 / 5;
  object-fit: cover;
}

.page-faq .faq-service-body .faq-list {
  margin-top: 22px;
}

.page-faq .faq-contact {
  margin-top: 20px;
  padding: 18px 18px 20px;
  background: var(--c-mist);
  clip-path: polygon(0 0, calc(100% - var(--faq-cut)) 0, 100% var(--faq-cut), 100% 100%, 0 100%);
}

.page-faq .faq-contact dl {
  margin: 0;
  display: grid;
  gap: 14px;
}

.page-faq .faq-contact dt {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--ink-52);
}

.page-faq .faq-contact dd {
  margin: 4px 0 0;
  font-family: var(--font-mono);
  font-size: .9rem;
  color: var(--c-ink);
  overflow-wrap: anywhere;
}

.page-faq .faq-service-note {
  margin: 16px 0 0;
  font-size: .84rem;
  line-height: 1.8;
  color: var(--ink-52);
}

.page-faq .faq-service-note a {
  color: var(--c-green-deep);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 168, 107, .35);
}

.page-faq .faq-service-note a:hover {
  border-bottom-color: var(--c-green);
}

/* ---------- 响应式 ---------- */
@media (min-width: 600px) {
  .page-faq .qa > summary {
    padding: 16px 18px;
  }

  .page-faq .qa-a {
    padding: 0 18px 20px 48px;
  }

  .page-faq .faq-rows .qa-a {
    padding: 0 0 24px 40px;
  }
}

@media (min-width: 720px) {
  .page-faq .faq-stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

@media (min-width: 820px) {
  .page-faq .faq-band-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (min-width: 900px) {
  .page-faq .faq-cover {
    grid-template-columns: minmax(0, 1.45fr) minmax(260px, .72fr);
    align-items: end;
    column-gap: clamp(28px, 4vw, 56px);
  }

  .page-faq .faq-mark {
    display: block;
    position: absolute;
    top: -6px;
    right: 4px;
    width: 190px;
    height: 190px;
    color: var(--c-green);
    opacity: .16;
    pointer-events: none;
  }

  .page-faq .faq-cover-index {
    margin-bottom: 4px;
  }

  .page-faq .faq-nav-inner {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    align-items: center;
    column-gap: clamp(26px, 4vw, 52px);
  }

  .page-faq .faq-split {
    grid-template-columns: minmax(200px, .68fr) minmax(0, 1.32fr);
    align-items: start;
    column-gap: clamp(26px, 4vw, 56px);
  }

  .page-faq .faq-split-head {
    position: sticky;
    top: 28px;
  }

  .page-faq .faq-service {
    grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr);
    align-items: start;
    column-gap: clamp(26px, 4vw, 56px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .qa,
  .page-faq .faq-index-list a {
    transition: none;
  }
}
</main>