.page-faq {
  --faq-panel-edge: rgba(184, 192, 204, 0.12);
  --faq-card-bg: linear-gradient(135deg, #17191d, #1e2228);
  position: relative;
  background: #1A1A1A;
  color: #F5F7FA;
  font-family: var(--font-body);
  overflow-x: hidden;
}

.page-faq .faq-hero {
  position: relative;
  padding: 32px 0 40px;
  overflow: hidden;
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  top: -80px;
  right: -70px;
  width: 260px;
  height: 260px;
  background: linear-gradient(135deg, rgba(0, 168, 255, 0.22), rgba(255, 106, 0, 0.12) 70%, transparent 70%);
  transform: skewX(-18deg);
  z-index: 0;
  pointer-events: none;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--c-primary) 0 62%, var(--c-accent) 62% 100%);
  z-index: 0;
  pointer-events: none;
}

.page-faq .faq-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 24px;
  align-items: center;
}

.page-faq .faq-hero__content {
  min-width: 0;
}

.page-faq .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  margin: 0 0 18px;
  font-size: 13px;
  color: var(--c-silver);
}

.page-faq .breadcrumbs__item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.page-faq .breadcrumbs__item + .breadcrumbs__item::before {
  content: "/";
  color: var(--c-edge);
}

.page-faq .breadcrumbs__link {
  color: var(--c-silver);
  text-decoration: none;
  transition: color 0.2s ease;
}

.page-faq .breadcrumbs__link:hover,
.page-faq .breadcrumbs__link:focus-visible {
  color: var(--c-primary);
}

.page-faq .breadcrumbs__current {
  color: var(--c-white);
}

.page-faq .faq-hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 14px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--c-primary);
}

.page-faq .faq-hero__eyebrow::before {
  content: "";
  width: 22px;
  height: 2px;
  background: var(--c-accent);
  flex: 0 0 auto;
}

.page-faq .faq-hero h1 {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-size: clamp(28px, 5vw, 48px);
  line-height: 1.06;
  letter-spacing: -0.01em;
  text-transform: uppercase;
  color: #fff;
  max-width: 850px;
}

.page-faq .faq-hero__lead {
  margin: 0 0 18px;
  color: var(--c-silver);
  font-size: 15px;
  line-height: 1.7;
  max-width: 640px;
}

.page-faq .faq-hero__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-faq .faq-hero__visual {
  position: relative;
  margin: 0;
  filter: drop-shadow(0 18px 34px rgba(0, 0, 0, 0.42));
}

.page-faq .faq-hero__visual::after {
  content: "";
  position: absolute;
  inset: 0;
  transform: translate(10px, 10px);
  border: 1px solid var(--c-accent);
  z-index: 0;
  pointer-events: none;
}

.page-faq .faq-hero__img {
  position: relative;
  z-index: 1;
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  clip-path: polygon(0 0, calc(100% - 24px) 0, 100% 24px, 100% 100%, 24px 100%, 0 calc(100% - 24px));
}

.page-faq .faq-filter {
  padding: 0 0 28px;
}

.page-faq .faq-filter__bar {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 20px 16px;
  border: 1px solid var(--c-edge);
  background: linear-gradient(120deg, #0D0D0D, #14171c);
}

.page-faq .faq-filter__bar::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--c-primary), var(--c-accent));
}

.page-faq .faq-filter__title {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 14px;
}

.page-faq .faq-filter__label {
  font-family: var(--font-display);
  font-size: 15px;
  letter-spacing: 0.06em;
  color: #fff;
  text-transform: uppercase;
}

.page-faq .faq-filter__hint {
  font-size: 12px;
  color: var(--c-silver);
}

.page-faq .filter-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-faq .filter-tabs__btn {
  appearance: none;
  border: 1px solid var(--c-edge);
  background: var(--c-bg);
  color: var(--c-silver);
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 700;
  line-height: 1;
  padding: 10px 14px;
  cursor: pointer;
  clip-path: polygon(8px 0, 100% 0, calc(100% - 8px) 100%, 0 100%);
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

.page-faq .filter-tabs__btn:hover,
.page-faq .filter-tabs__btn:focus-visible {
  border-color: var(--c-primary);
  color: var(--c-white);
  transform: translateY(-2px);
}

.page-faq .filter-tabs__btn:focus-visible {
  outline: 2px solid var(--c-neon);
  outline-offset: 2px;
}

.page-faq .filter-tabs__btn[data-active="true"],
.page-faq .filter-tabs__btn.is-active {
  background: var(--c-primary);
  border-color: var(--c-primary);
  color: var(--c-bg-deep);
}

.page-faq .faq-body {
  padding: 0 0 36px;
}

.page-faq .faq-layout {
  display: grid;
  gap: 28px;
}

.page-faq .faq-index {
  order: 2;
}

.page-faq .faq-content {
  order: 1;
  min-width: 0;
}

.page-faq .faq-index__inner {
  position: relative;
  padding: 18px 20px 20px;
  border-left: 2px solid var(--c-primary);
  background: rgba(13, 13, 13, 0.72);
}

.page-faq .faq-index__title {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: 16px;
  letter-spacing: 0.04em;
  color: #fff;
  text-transform: uppercase;
}

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

.page-faq .route-index__item {
  margin: 0;
  border-bottom: 1px solid rgba(184, 192, 204, 0.12);
}

.page-faq .route-index__item:last-child {
  border-bottom: 0;
}

.page-faq .route-index__item a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 2px;
  color: var(--c-silver);
  text-decoration: none;
  font-size: 13px;
  transition: color 0.2s ease, padding-left 0.2s ease;
}

.page-faq .route-index__item a:hover,
.page-faq .route-index__item a:focus-visible {
  color: var(--c-white);
  padding-left: 8px;
}

.page-faq .route-index__no {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--c-accent);
}

.page-faq .faq-index__meta {
  margin: 14px 0 0;
  color: var(--c-silver);
  font-size: 12px;
  line-height: 1.6;
}

.page-faq .faq-index__btn {
  display: inline-flex;
  margin-top: 16px;
}

.page-faq .faq-panel {
  position: relative;
  margin-bottom: 30px;
  scroll-margin-top: 90px;
}

.page-faq .faq-panel__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
  padding: 14px 0 10px;
  border-bottom: 1px solid var(--c-edge);
}

.page-faq .faq-panel__head h2 {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  font-family: var(--font-display);
  font-size: 22px;
  letter-spacing: 0.01em;
  color: #fff;
  text-transform: uppercase;
}

.page-faq .faq-panel__no {
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1;
  color: var(--c-accent);
}

.page-faq .faq-panel__grid {
  display: grid;
  gap: 14px;
}

.page-faq .faq-item {
  position: relative;
  background: var(--faq-card-bg);
  border: 1px solid var(--c-edge);
  overflow: hidden;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.page-faq .faq-item:hover {
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.3);
}

.page-faq .faq-item::before {
  content: "";
  display: block;
  width: 100%;
  height: 3px;
  background: var(--c-primary);
}

.page-faq .faq-panel[data-category="账户登录"] .faq-item::before {
  background: var(--c-primary);
}

.page-faq .faq-panel[data-category="苹果入口"] .faq-item::before {
  background: var(--c-accent);
}

.page-faq .faq-panel[data-category="赛程阵容"] .faq-item::before {
  background: var(--c-success);
}

.page-faq .faq-panel[data-category="费用与支付"] .faq-item::before {
  background: var(--c-warn);
}

.page-faq .faq-panel[data-category="数据与隐私"] .faq-item::before {
  background: var(--c-neon);
}

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

.page-faq .faq-item__q {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  width: 100%;
  margin: 0;
  padding: 16px 16px 12px;
  border: 0;
  background: transparent;
  color: #fff;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.45;
  text-align: left;
  cursor: pointer;
  transition: color 0.2s ease;
}

.page-faq .faq-item__q:hover,
.page-faq .faq-item__q:focus-visible {
  color: var(--c-primary);
}

.page-faq .faq-item__q:focus-visible {
  outline: 2px solid var(--c-neon);
  outline-offset: -2px;
}

.page-faq .faq-item__q::after {
  content: "+";
  flex: 0 0 auto;
  width: 22px;
  height: 22px;
  display: grid;
  place-items: center;
  background: var(--c-bg-deep);
  color: var(--c-accent);
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1;
  transition: background 0.2s ease, color 0.2s ease;
}

.page-faq .faq-item.is-open .faq-item__q::after {
  content: "–";
  background: var(--c-success);
  color: var(--c-bg-deep);
}

.page-faq .faq-item__a {
  padding: 0 16px 16px;
  font-size: 14px;
  line-height: 1.72;
  color: var(--c-silver);
}

.page-faq .faq-item__a p {
  margin: 0 0 6px;
}

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

.page-faq .faq-item__a a {
  color: var(--c-primary);
  text-decoration: underline;
  text-underline-offset: 2px;
  transition: color 0.2s ease;
}

.page-faq .faq-item__a a:hover,
.page-faq .faq-item__a a:focus-visible {
  color: var(--c-accent);
}

.page-faq .faq-visual-note {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 16px;
  align-items: center;
  padding: 16px;
  background: #0D0D0D;
  border: 1px dashed var(--c-primary);
}

.page-faq .faq-visual-note img {
  width: 100%;
  height: auto;
  object-fit: cover;
  max-width: 180px;
}

.page-faq .faq-visual-note__text strong {
  display: block;
  margin-bottom: 4px;
  font-family: var(--font-display);
  font-size: 14px;
  letter-spacing: 0.04em;
  color: var(--c-neon);
  text-transform: uppercase;
}

.page-faq .faq-visual-note__text p {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--c-silver);
}

.page-faq .faq-help {
  position: relative;
  padding: 32px 0 52px;
}

.page-faq .faq-help::before {
  content: "";
  position: absolute;
  top: 32px;
  bottom: 52px;
  left: 0;
  width: 100%;
  background: linear-gradient(90deg, rgba(0, 168, 255, 0.08), rgba(255, 106, 0, 0.08));
  transform: skewY(-2deg);
  z-index: 0;
  pointer-events: none;
}

.page-faq .faq-help__inner {
  position: relative;
  z-index: 1;
  padding: 32px 24px;
  border: 1px solid var(--c-edge);
  background: rgba(13, 13, 13, 0.84);
}

.page-faq .faq-help__copy h2 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: 26px;
  color: #fff;
  text-transform: uppercase;
}

.page-faq .faq-help__copy p {
  max-width: 680px;
  margin: 0 0 18px;
  color: var(--c-silver);
  font-size: 14px;
  line-height: 1.7;
}

.page-faq .faq-help__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

@media (min-width: 768px) {
  .page-faq .faq-hero {
    padding: 48px 0 60px;
  }

  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: 36px;
  }

  .page-faq .faq-filter__bar {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
  }

  .page-faq .faq-layout {
    grid-template-columns: 240px minmax(0, 1fr);
    gap: 32px;
    align-items: start;
  }

  .page-faq .faq-index {
    order: 1;
    position: sticky;
    top: 24px;
  }

  .page-faq .faq-content {
    order: 2;
  }

  .page-faq .faq-panel__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
  }

  .page-faq .faq-visual-note {
    grid-template-columns: 180px 1fr;
    padding: 18px;
  }

  .page-faq .faq-help__inner {
    padding: 36px 32px;
  }
}

@media (min-width: 1080px) {
  .page-faq .faq-hero__inner {
    gap: 48px;
  }
}