.page-faq {
  --faq-border: rgba(255, 255, 255, 0.1);
  --faq-border-strong: rgba(255, 255, 255, 0.2);
  background-color: var(--c-bg);
}

/* ---------- 面包屑 ---------- */
.page-faq .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding-top: 120px;
  padding-bottom: 20px;
  font-family: var(--font-body);
  font-size: 13px;
  line-height: 1.5;
}

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

.page-faq .breadcrumbs a:hover {
  color: var(--c-lime);
}

.page-faq .breadcrumbs span[aria-current="page"] {
  color: var(--c-lime);
}

/* ---------- Hero ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: 40px 0 56px;
  border-top: 1px solid var(--faq-border);
  border-bottom: 1px solid var(--faq-border);
  background:
    linear-gradient(180deg, rgba(0, 75, 75, 0.2) 0%, rgba(0, 75, 75, 0) 100%),
    radial-gradient(circle at 88% 12%, rgba(198, 255, 0, 0.07), transparent 220px);
  overflow: hidden;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  right: -80px;
  top: -80px;
  width: 260px;
  height: 260px;
  border: 2px solid rgba(0, 229, 255, 0.18);
  transform: rotate(14deg);
  pointer-events: none;
}

.page-faq .faq-hero__stamp {
  position: absolute;
  left: -36px;
  top: 96px;
  transform: rotate(-90deg);
  transform-origin: left top;
  font-family: var(--font-heading);
  font-style: italic;
  font-size: 12px;
  letter-spacing: 0.22em;
  color: var(--c-gray);
  opacity: 0.55;
  white-space: nowrap;
  pointer-events: none;
}

.page-faq .faq-hero__stamp::after {
  content: "/";
  margin-left: 12px;
  color: var(--c-lime);
}

.page-faq .faq-hero__inner {
  position: relative;
  z-index: 1;
  max-width: 960px;
}

.page-faq .faq-hero__inner .kicker {
  margin-bottom: 16px;
}

.page-faq .faq-hero__title {
  font-family: var(--font-heading);
  font-style: italic;
  font-size: clamp(48px, 9vw, 92px);
  line-height: 0.96;
  letter-spacing: -0.03em;
  text-transform: uppercase;
  margin: 0 0 26px;
  color: var(--c-white);
}

.page-faq .faq-hero__title::after {
  content: "";
  display: inline-block;
  width: 0.28em;
  height: 0.09em;
  margin-left: 0.16em;
  background: var(--c-lime);
  vertical-align: middle;
}

.page-faq .faq-hero__lead {
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.85;
  color: var(--c-gray);
  max-width: 720px;
  margin: 0 0 32px;
}

.page-faq .faq-hero__lead b {
  color: var(--c-lime);
  font-weight: 500;
}

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

.page-faq .faq-hero__meta-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 14px;
  border: 1px solid var(--faq-border);
  border-radius: 999px;
  font-family: var(--font-body);
  font-size: 12px;
  color: var(--c-gray);
}

.page-faq .faq-hero__meta-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
}

.page-faq .faq-hero__meta-dot--lime {
  background: var(--c-lime);
}

.page-faq .faq-hero__meta-dot--cyan {
  background: var(--c-cyan);
}

.page-faq .faq-hero__meta-dot--yellow {
  background: var(--c-yellow);
}

/* ---------- 全局布局 ---------- */
.page-faq .faq-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  padding-top: 40px;
  padding-bottom: 72px;
  align-items: start;
}

.page-faq .faq-articles {
  display: flex;
  flex-direction: column;
  gap: 72px;
  min-width: 0;
}

/* ---------- 目录 ---------- */
.page-faq .faq-toc {
  min-width: 0;
}

.page-faq .faq-toc__inner {
  background: var(--c-carbon);
  border: 1px solid var(--faq-border);
  padding: 20px;
}

.page-faq .faq-toc__title {
  margin: 0 0 14px;
  font-family: var(--font-heading);
  font-size: 13px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--c-cyan);
}

.page-faq .faq-toc__nav {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-faq .faq-toc__link {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 8px 12px;
  white-space: nowrap;
  color: var(--c-white);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  font-family: var(--font-body);
  font-size: 14px;
  transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.page-faq .faq-toc__link:hover {
  color: var(--c-lime);
  border-bottom-color: var(--c-lime);
  background: rgba(198, 255, 0, 0.05);
}

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

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

/* ---------- 区块头部 ---------- */
.page-faq .faq-section__head {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  margin-bottom: 28px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--faq-border);
}

.page-faq .faq-section__num {
  font-family: var(--font-heading);
  font-style: italic;
  font-weight: 700;
  font-size: 34px;
  line-height: 1;
  color: var(--c-lime);
  min-width: 56px;
}

.page-faq .faq-section__title {
  font-family: var(--font-heading);
  font-size: 26px;
  line-height: 1.15;
  margin: 0 0 6px;
  color: var(--c-white);
}

.page-faq .faq-section__lead {
  margin: 0;
  font-family: var(--font-body);
  font-size: 14px;
  color: var(--c-gray);
}

/* ---------- 手风琴 ---------- */
.page-faq .faq-item {
  background: var(--c-carbon);
  border: 1px solid var(--faq-border);
  margin-bottom: 12px;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.page-faq .faq-item[open] {
  border-color: var(--c-lime);
  box-shadow: 0 0 0 1px rgba(198, 255, 0, 0.18), 0 8px 32px rgba(0, 0, 0, 0.35);
}

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

.page-faq .faq-item summary {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 18px;
  cursor: pointer;
  font-family: var(--font-body);
  user-select: none;
}

.page-faq .faq-item__num {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 12px;
  color: var(--c-gray);
  border: 1px solid var(--faq-border-strong);
  width: 30px;
  height: 30px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: color 0.2s ease, background 0.2s ease, border-color 0.2s ease;
}

.page-faq .faq-item[open] .faq-item__num {
  color: var(--c-bg);
  background: var(--c-lime);
  border-color: var(--c-lime);
}

.page-faq .faq-item__label {
  flex: 1;
  color: var(--c-white);
  font-size: 15px;
  line-height: 1.5;
}

.page-faq .faq-item__icon {
  width: 20px;
  height: 20px;
  position: relative;
  flex-shrink: 0;
  color: var(--c-cyan);
}

.page-faq .faq-item__icon::before,
.page-faq .faq-item__icon::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  background: currentColor;
  translate: -50% -50%;
}

.page-faq .faq-item__icon::before {
  width: 12px;
  height: 2px;
}

.page-faq .faq-item__icon::after {
  width: 2px;
  height: 12px;
}

.page-faq .faq-item[open] .faq-item__icon::after {
  display: none;
}

.page-faq .faq-item__body {
  padding: 0 18px 18px;
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.75;
  color: var(--c-gray);
}

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

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

.page-faq .faq-item__body a {
  color: var(--c-lime);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.page-faq .faq-item__body a:hover {
  color: var(--c-cyan);
}

/* ---------- 步骤 ---------- */
.page-faq .faq-steps {
  margin: 10px 0 0;
  padding-left: 20px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.page-faq .faq-steps li {
  padding-left: 4px;
}

/* ---------- 标签徽章 ---------- */
.page-faq .faq-item__badge {
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  padding: 3px 8px;
  border: 1px solid currentColor;
  border-radius: 2px;
  flex-shrink: 0;
  white-space: nowrap;
}

.page-faq .faq-item__badge--yellow {
  color: var(--c-yellow);
  background: rgba(255, 215, 0, 0.08);
}

.page-faq .faq-item__badge--red {
  color: var(--c-red);
  background: rgba(255, 59, 48, 0.08);
}

.page-faq .faq-item__badge--mixed {
  color: var(--c-lime);
  background: rgba(198, 255, 0, 0.08);
}

.page-faq .faq-item__badge--cyan {
  color: var(--c-cyan);
  background: rgba(0, 229, 255, 0.08);
}

/* ---------- 图片：裁判规则区 ---------- */
.page-faq .faq-cards-figure {
  margin: 0 0 28px;
  background: var(--c-carbon);
  border: 1px solid var(--faq-border);
  padding: 10px;
}

.page-faq .faq-cards-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-faq .faq-cards-figure figcaption {
  padding: 12px 4px 4px;
  font-family: var(--font-body);
  font-size: 12px;
  color: var(--c-gray);
}

/* ---------- 图片：苹果手机区 ---------- */
.page-faq .faq-mobile-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}

.page-faq .faq-phone-figure {
  margin: 0;
  max-width: 280px;
  background: var(--c-carbon);
  border: 1px solid var(--faq-border);
  border-radius: 18px;
  padding: 10px 8px 6px;
  box-shadow: 0 0 0 1px rgba(0, 229, 255, 0.1), 0 18px 48px rgba(0, 0, 0, 0.4);
}

.page-faq .faq-phone-figure img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 12px;
}

.page-faq .faq-phone-figure figcaption {
  padding: 12px 4px 6px;
  font-family: var(--font-body);
  font-size: 12px;
  color: var(--c-gray);
  text-align: center;
}

/* ---------- 规则速查表 ---------- */
.page-faq .data-table-wrap {
  margin-top: 28px;
  overflow-x: auto;
  background: var(--c-carbon);
  border: 1px solid var(--faq-border);
  padding: 4px;
}

.page-faq .data-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--font-body);
  font-size: 13px;
  min-width: 480px;
}

.page-faq .data-table th,
.page-faq .data-table td {
  padding: 12px 14px;
  text-align: left;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.page-faq .data-table th {
  color: var(--c-lime);
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.page-faq .data-table tr:last-child td {
  border-bottom: none;
}

.page-faq .data-table td {
  color: var(--c-gray);
  line-height: 1.6;
}

.page-faq .faq-card-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  margin-right: 8px;
  font-size: 12px;
  font-weight: 700;
  border-radius: 2px;
  vertical-align: -4px;
}

.page-faq .faq-card-chip--yellow {
  color: var(--c-yellow);
  background: rgba(255, 215, 0, 0.16);
  border: 1px solid var(--c-yellow);
}

.page-faq .faq-card-chip--red {
  color: var(--c-red);
  background: rgba(255, 59, 48, 0.16);
  border: 1px solid var(--c-red);
}

/* ---------- 底部 CTA ---------- */
.page-faq .faq-cta {
  padding: 0 0 88px;
}

.page-faq .faq-cta__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  background: var(--c-carbon);
  border: 1px solid var(--faq-border);
  padding: 24px 28px;
}

.page-faq .faq-cta__kicker {
  margin: 0 0 4px;
  font-family: var(--font-body);
  font-size: 12px;
  color: var(--c-cyan);
}

.page-faq .faq-cta__title {
  margin: 0;
  font-family: var(--font-heading);
  font-size: 22px;
  color: var(--c-white);
}

.page-faq .faq-cta__inner .button {
  flex-shrink: 0;
}

/* ---------- 桌面端 ---------- */
@media (min-width: 768px) {
  .page-faq .faq-layout {
    grid-template-columns: 260px minmax(0, 1fr);
    gap: 48px;
    padding-top: 56px;
  }

  .page-faq .faq-toc__inner {
    position: sticky;
    top: 96px;
    padding: 24px;
  }

  .page-faq .faq-toc__nav {
    flex-direction: column;
    gap: 4px;
    overflow: visible;
  }

  .page-faq .faq-toc__link {
    display: flex;
    align-items: baseline;
    white-space: normal;
    padding: 10px 8px;
    border-bottom: none;
    border-left: 2px solid transparent;
  }

  .page-faq .faq-toc__link:hover {
    border-bottom-color: transparent;
    border-left-color: var(--c-lime);
  }

  .page-faq .faq-toc__help {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
    margin-top: 24px;
    padding-top: 18px;
    border-top: 1px solid var(--faq-border);
  }

  .page-faq .faq-toc__help-text {
    margin: 0;
    font-family: var(--font-body);
    font-size: 13px;
    color: var(--c-gray);
  }

  .page-faq .faq-mobile-split {
    grid-template-columns: minmax(0, 1fr) 220px;
    gap: 32px;
    align-items: start;
  }

  .page-faq .faq-mobile-split__media {
    position: sticky;
    top: 96px;
  }

  .page-faq .faq-phone-figure {
    max-width: none;
  }

  .page-faq .faq-cards-figure img {
    max-height: 420px;
    object-fit: cover;
  }
}