.page-faq {
  --faq-sidebar-w: 280px;
  --faq-ease: cubic-bezier(0.22, 1, 0.36, 1);
  display: block;
  position: relative;
  overflow-x: clip;
}

/* ===== 框景首屏 ===== */
.faq-hero {
  position: relative;
  padding: 2rem 0 3.25rem;
  border-top: 2px solid var(--primary-blue);
}
.faq-hero::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 1rem;
  right: 1rem;
  height: 5px;
  pointer-events: none;
  background: repeating-linear-gradient(90deg, var(--primary-blue) 0 3px, transparent 3px 16px);
}
.faq-hero::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 3px;
  background: linear-gradient(180deg, var(--primary-blue) 0%, var(--primary-purple) 60%, transparent 100%);
}
.faq-hero__inner {
  display: grid;
  gap: 2.5rem;
}

/* 面包屑 */
.faq-breadcrumb {
  margin-bottom: 1.5rem;
}
.faq-breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 14px;
  color: var(--text-muted);
}
.faq-breadcrumb__link {
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.3s var(--faq-ease);
}
.faq-breadcrumb__link:hover {
  color: var(--primary-blue);
}
.faq-breadcrumb__item:not(:last-child)::after {
  content: "/";
  margin-left: 0.5rem;
  color: var(--text-muted);
}

/* Hero 内容 */
.faq-hero__grid {
  display: grid;
  gap: 2rem;
}
.faq-hero__tag {
  margin-bottom: 1rem;
}
.faq-hero__title {
  margin: 0.5rem 0 1.25rem;
  font-family: var(--font-headline);
  font-size: clamp(38px, 8.5vw, 56px);
  line-height: 1.15;
  letter-spacing: 0.01em;
  text-transform: uppercase;
  transform: skew(-3deg);
  background: linear-gradient(92deg, var(--text-light) 0%, var(--primary-blue) 55%, var(--primary-purple) 120%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.faq-hero__lead {
  font-size: 17px;
  line-height: 1.75;
  color: var(--text-muted);
  max-width: 58ch;
  margin: 0;
}
.faq-hero__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.625rem;
  margin-top: 1.5rem;
}
.faq-hero__chip {
  display: inline-flex;
  align-items: center;
  padding: 0.3rem 0.8rem;
  border: 1px solid rgba(0, 198, 255, 0.38);
  border-radius: 999px;
  background: rgba(0, 198, 255, 0.06);
  color: var(--text-light);
  font-size: 12px;
  letter-spacing: 0.05em;
  white-space: nowrap;
}
.faq-hero__media img {
  width: 100%;
  height: 100%;
  max-height: 420px;
  object-fit: cover;
  object-position: center;
  display: block;
}

/* ===== 主体两栏 ===== */
.faq-layout {
  padding-top: 1.25rem;
  padding-bottom: 4.5rem;
}
.faq-layout__grid {
  display: grid;
  gap: 2rem;
}

/* 快速导航 */
.faq-quicknav {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 1.15rem;
  padding: 1.5rem;
  overflow: hidden;
}
.faq-quicknav::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary-blue), var(--primary-purple), transparent);
}
.faq-quicknav__eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--text-muted);
  text-transform: uppercase;
}
.faq-quicknav__title {
  margin: 0;
  font-family: var(--font-headline);
  font-size: 22px;
  line-height: 1.2;
  color: var(--text-light);
  transform: skew(-3deg);
}
.faq-quicknav__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.25rem;
}
.faq-quicknav__link {
  display: flex;
  align-items: baseline;
  gap: 0.625rem;
  padding: 0.5rem 0.625rem;
  color: var(--text-muted);
  text-decoration: none;
  font-size: 15px;
  line-height: 1.5;
  border-left: 2px solid transparent;
  transition: color 0.25s var(--faq-ease), background 0.25s var(--faq-ease), border-color 0.25s var(--faq-ease);
}
.faq-quicknav__num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--primary-blue);
  opacity: 0.85;
}
.faq-quicknav__link:hover {
  color: var(--white);
  background: rgba(0, 198, 255, 0.06);
  border-left-color: var(--primary-blue);
}
.faq-quicknav__live {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: auto;
  padding-top: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 13px;
  color: var(--text-muted);
}
.faq-quicknav__live-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-red);
  box-shadow: 0 0 10px rgba(255, 61, 90, 0.8);
  flex-shrink: 0;
}

/* 内容区章节 */
.faq-content {
  min-width: 0;
}
.faq-section {
  margin-top: 3.5rem;
}
.faq-section:first-of-type {
  margin-top: 0;
}
.faq-section .section__desc {
  margin: 0.625rem 0 0;
  font-size: 15px;
  line-height: 1.6;
  color: var(--text-muted);
  max-width: 65ch;
}

/* ===== 热门问题手风琴 ===== */
.faq-accordion {
  display: grid;
  gap: 0.75rem;
  margin-top: 1.75rem;
}
.faq-accordion__item {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: background 0.3s var(--faq-ease), border-color 0.3s var(--faq-ease);
}
.faq-accordion__item[open] {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(0, 198, 255, 0.45);
}
.faq-accordion__summary {
  display: flex;
  align-items: center;
  gap: 0.875rem;
  padding: 1rem 1.25rem;
  cursor: pointer;
  list-style: none;
  font-size: 16px;
  font-weight: 600;
  color: var(--text-light);
  user-select: none;
}
.faq-accordion__summary::-webkit-details-marker {
  display: none;
}
.faq-accordion__num {
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1;
  color: var(--accent-red);
  border: 1px solid rgba(255, 61, 90, 0.45);
  padding: 0.25rem 0.375rem;
  flex-shrink: 0;
}
.faq-accordion__text {
  flex: 1;
}
.faq-accordion__icon {
  position: relative;
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}
.faq-accordion__icon::before,
.faq-accordion__icon::after {
  content: "";
  position: absolute;
  inset: 0;
  margin: auto;
  background: var(--primary-blue);
  transition: transform 0.25s var(--faq-ease);
}
.faq-accordion__icon::before {
  width: 12px;
  height: 2px;
}
.faq-accordion__icon::after {
  width: 2px;
  height: 12px;
}
.faq-accordion__item[open] .faq-accordion__icon::after {
  transform: scaleY(0);
}
.faq-accordion__body {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.45s var(--faq-ease);
}
.faq-accordion__item[open] .faq-accordion__body {
  grid-template-rows: 1fr;
}
.faq-accordion__body-inner {
  overflow: hidden;
  padding: 0 1.25rem;
}
.faq-accordion__body-inner p {
  margin: 0;
  padding: 0 0 1.25rem;
  color: var(--text-muted);
  line-height: 1.85;
}

/* ===== 赛后战报对照在哪买 ===== */
.faq-buy {
  display: grid;
  gap: 1.5rem;
  padding: 1.5rem;
  margin-top: 1.75rem;
  border: 1px solid rgba(154, 92, 255, 0.35);
  background: linear-gradient(135deg, rgba(154, 92, 255, 0.1), rgba(10, 14, 20, 0.4) 55%, rgba(0, 198, 255, 0.05));
  position: relative;
  overflow: hidden;
}
.faq-buy__lead {
  margin: 0 0 1.25rem;
  font-size: 18px;
  line-height: 1.6;
  color: var(--text-light);
}
.faq-buy__list {
  list-style: none;
  margin: 0 0 1.5rem;
  padding: 0;
  display: grid;
  gap: 0.875rem;
}
.faq-buy__list li {
  padding-left: 1rem;
  border-left: 2px solid var(--primary-purple);
  color: var(--text-muted);
  line-height: 1.7;
}
.faq-buy__list strong {
  color: var(--text-light);
  font-weight: 600;
}
.faq-buy__cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}
.faq-buy__rail {
  display: none;
}

/* ===== 订阅指南 ===== */
.faq-guide__steps {
  list-style: none;
  margin: 1.75rem 0 0;
  padding: 0;
  display: grid;
  gap: 1rem;
}
.faq-guide__step {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1.25rem;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-left: 3px solid var(--primary-blue);
}
.faq-guide__num {
  font-family: var(--font-mono);
  font-size: 1.125rem;
  line-height: 1.2;
  color: var(--primary-blue);
  flex-shrink: 0;
}
.faq-guide__inner h3 {
  margin: 0 0 0.375rem;
  font-size: 17px;
  line-height: 1.3;
  color: var(--text-light);
  font-weight: 700;
}
.faq-guide__inner p {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--text-muted);
}

/* ===== 服务保障 ===== */
.faq-promises {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.875rem;
  margin: 2.5rem 0 0;
}
.faq-promise {
  padding: 1rem 1.125rem;
  background: rgba(255, 255, 255, 0.03);
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}
.faq-promise__value {
  display: block;
  font-family: var(--font-headline);
  font-size: 1.5rem;
  line-height: 1.2;
  background: linear-gradient(135deg, var(--primary-blue), var(--primary-purple));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.faq-promise__label {
  display: block;
  margin-top: 0.375rem;
  font-size: 13px;
  color: var(--text-muted);
}

/* ===== 数据查询标签页 ===== */
.faq-tabs {
  position: relative;
  margin-top: 1.75rem;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.04);
  overflow: hidden;
}
.faq-tabs__radio {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}
.faq-tabs__nav {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
}
.faq-tabs__tab {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0.625rem 0.75rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 14px;
  font-weight: 600;
  text-align: center;
  color: var(--text-muted);
  cursor: pointer;
  background: rgba(255, 255, 255, 0.02);
  transition: color 0.2s var(--faq-ease), background 0.2s var(--faq-ease);
}
.faq-tabs__tab:hover {
  color: var(--white);
  background: rgba(255, 255, 255, 0.05);
}
.faq-tabs__radio:checked ~ .faq-tabs__nav label[for="faq-tab-score"],
.faq-tabs__radio:checked ~ .faq-tabs__nav label[for="faq-tab-stats"],
.faq-tabs__radio:checked ~ .faq-tabs__nav label[for="faq-tab-head"],
.faq-tabs__radio:checked ~ .faq-tabs__nav label[for="faq-tab-report"] {
  background: rgba(0, 198, 255, 0.08);
  color: var(--white);
  box-shadow: inset 0 -3px 0 var(--primary-blue);
}
.faq-tabs__radio:focus-visible ~ .faq-tabs__nav label[for="faq-tab-score"],
.faq-tabs__radio:focus-visible ~ .faq-tabs__nav label[for="faq-tab-stats"],
.faq-tabs__radio:focus-visible ~ .faq-tabs__nav label[for="faq-tab-head"],
.faq-tabs__radio:focus-visible ~ .faq-tabs__nav label[for="faq-tab-report"] {
  outline: 2px solid var(--primary-blue);
  outline-offset: -2px;
}
.faq-tabs__panel {
  display: none;
  padding: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}
.faq-tabs__panel--score,
.faq-tabs__panel--stats,
.faq-tabs__panel--head,
.faq-tabs__panel--report {
  animation: faq-panel-in 0.35s var(--faq-ease);
}
.faq-tabs__panel-title {
  margin: 0 0 0.625rem;
  font-size: 17px;
  line-height: 1.3;
  color: var(--text-light);
  font-weight: 700;
}
.faq-tabs__panel p {
  margin: 0;
  color: var(--text-muted);
  line-height: 1.85;
}
.page-faq #faq-tab-score:checked ~ .faq-tabs__panels .faq-tabs__panel--score {
  display: block;
}
.page-faq #faq-tab-stats:checked ~ .faq-tabs__panels .faq-tabs__panel--stats {
  display: block;
}
.page-faq #faq-tab-head:checked ~ .faq-tabs__panels .faq-tabs__panel--head {
  display: block;
}
.page-faq #faq-tab-report:checked ~ .faq-tabs__panels .faq-tabs__panel--report {
  display: block;
}

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

/* ===== 联系客服 ===== */
.faq-contact {
  display: grid;
  gap: 2rem;
  padding: 1.5rem;
  margin-top: 1.75rem;
  border: 1px solid rgba(0, 198, 255, 0.25);
  background: linear-gradient(150deg, rgba(11, 59, 63, 0.4), rgba(10, 14, 20, 0.4) 45%, rgba(154, 92, 255, 0.08));
}
.faq-contact__lead {
  margin: 0 0 1.25rem;
  font-size: 17px;
  line-height: 1.6;
  color: var(--text-light);
}
.faq-contact__channels {
  list-style: none;
  margin: 0 0 1.25rem;
  padding: 0;
  display: grid;
  gap: 0.375rem;
}
.faq-contact__channels li {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.5rem 1.5rem;
  padding: 0.75rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 15px;
}
.faq-contact__label {
  color: var(--text-muted);
}
.faq-contact__value {
  color: var(--text-light);
  font-family: var(--font-mono);
  font-size: 14px;
  word-break: break-all;
}
.faq-contact__note {
  margin: 0 0 1.5rem;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-muted);
  max-width: 55ch;
}
.faq-contact__media img {
  width: 100%;
  height: 100%;
  max-height: 420px;
  object-fit: cover;
  display: block;
}

/* ===== 桌面端增强 ===== */
@media (min-width: 1024px) {
  .faq-hero {
    padding: 2.75rem 0 4rem;
  }
  .faq-hero__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
    align-items: center;
    gap: 3rem;
  }
  .faq-hero__title {
    font-size: 56px;
    line-height: 1.1;
  }
  .faq-hero__media img {
    max-height: 460px;
  }
  .faq-layout {
    padding-top: 1.75rem;
    padding-bottom: 6rem;
  }
  .faq-layout__grid {
    grid-template-columns: var(--faq-sidebar-w) minmax(0, 1fr);
    gap: 3rem;
    align-items: start;
  }
  .faq-quicknav {
    position: sticky;
    top: 1.5rem;
  }
  .faq-section {
    margin-top: 4.5rem;
  }
  .faq-buy {
    grid-template-columns: minmax(0, 1fr) 96px;
    align-items: stretch;
    gap: 1rem;
    padding: 2rem;
  }
  .faq-buy__rail {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: flex-end;
    border-left: 1px solid rgba(154, 92, 255, 0.3);
    padding-left: 1rem;
  }
  .faq-buy__rail-line {
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--primary-purple);
    opacity: 0.6;
  }
  .faq-guide__steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .faq-guide__step:nth-last-child(-n + 1) {
    grid-column: span 2;
  }
  .faq-promises {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .faq-tabs__nav {
    grid-template-columns: repeat(4, 1fr);
  }
  .faq-tabs__tab {
    min-height: 58px;
    font-size: 15px;
  }
  .faq-contact {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
    align-items: center;
    gap: 2.5rem;
    padding: 2rem;
  }
  .faq-contact__media img {
    max-height: 460px;
  }
}

@media (min-width: 700px) and (max-width: 1023px) {
  .faq-tabs__nav {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq,
  .page-faq *,
  .page-faq *::before,
  .page-faq *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}