.page-faq {
  --faq-panel: rgba(13, 27, 46, 0.88);
  --faq-panel-soft: rgba(29, 53, 87, 0.55);
  --faq-line: rgba(241, 250, 238, 0.12);
  background: linear-gradient(180deg, var(--color-deep) 0%, var(--color-blue) 38%, var(--color-deep) 100%);
  color: var(--color-cream);
  min-height: 100vh;
}

/* ===== 顶部横幅 ===== */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  border-bottom: 4px solid var(--color-red);
}

.page-faq .faq-hero__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.22;
  z-index: 0;
}

.page-faq .faq-hero::after {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(90deg, rgba(11, 19, 43, 0.94) 0%, rgba(29, 53, 87, 0.78) 56%, rgba(29, 53, 87, 0.36) 100%);
}

.page-faq .faq-hero::before {
  content: '';
  position: absolute;
  z-index: 3;
  bottom: -1px;
  left: 0;
  width: 180px;
  height: 4px;
  background: var(--color-gold);
  transform: skewX(-24deg);
  transform-origin: left bottom;
}

.page-faq .faq-hero__inner {
  position: relative;
  z-index: 2;
  padding: 28px 0 40px;
}

.page-faq .faq-hero .breadcrumbs {
  margin-bottom: 28px;
}

.page-faq .faq-hero__grid {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
}

.page-faq .faq-hero__heading {
  max-width: 780px;
}

.page-faq .faq-hero .display-title {
  margin: 0 0 14px;
}

.page-faq .faq-hero__heading .display-title::after {
  content: '';
  display: block;
  width: 96px;
  height: 4px;
  transform: skewX(-24deg);
  background: linear-gradient(90deg, var(--color-red) 0%, var(--color-red) 60%, var(--color-gold) 60%, var(--color-gold) 100%);
  margin-top: 18px;
}

.page-faq .faq-title__accent {
  color: var(--color-red);
}

.page-faq .faq-hero__lead {
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-smoke);
  max-width: 660px;
  margin: 0;
}

.page-faq .faq-hero__status {
  display: flex;
  flex-direction: column;
  gap: 8px;
  border-left: 3px solid var(--color-red);
  padding-left: 16px;
}

.page-faq .faq-hero__status-note {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--color-smoke);
}

/* ===== 主体两栏 ===== */
.page-faq .faq-body {
  padding: 40px 0 64px;
}

.page-faq .faq-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  align-items: start;
}

/* ===== 左侧索引 ===== */
.page-faq .faq-index__inner {
  position: relative;
  display: flex;
  flex-direction: column;
  background: linear-gradient(165deg, rgba(29, 53, 87, 0.96), rgba(11, 19, 43, 0.92));
  box-shadow: inset 0 0 0 1px var(--faq-line);
  padding: 28px 24px 24px;
  clip-path: polygon(0 0, calc(100% - 28px) 0, 100% 28px, 100% 100%, 28px 100%, 0 calc(100% - 28px));
}

.page-faq .faq-index__label {
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 13px;
  color: var(--color-gold);
}

.page-faq .faq-index__icon {
  align-self: center;
  width: 80px;
  height: 80px;
  margin: 10px 0 6px;
  padding: 10px;
  object-fit: cover;
  background: var(--color-deep);
  border: 1px solid var(--faq-line);
}

.page-faq .faq-index__nav {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-top: 10px;
}

.page-faq .faq-index__link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  background: rgba(11, 19, 43, 0.5);
  color: var(--color-cream);
  font-weight: 600;
  font-size: 15px;
  border-left: 3px solid transparent;
  transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.page-faq .faq-index__link:hover {
  background: rgba(230, 57, 70, 0.16);
  border-left-color: var(--color-red);
  color: var(--color-cream);
}

.page-faq .faq-index__num {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--color-gold);
}

.page-faq .faq-index__status {
  margin-top: 20px;
  padding-top: 18px;
  border-top: 1px dashed var(--faq-line);
  font-size: 14px;
}

.page-faq .faq-index__status p {
  margin: 8px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--color-smoke);
}

.page-faq .faq-index__cta {
  margin-top: 20px;
}

.page-faq .faq-index__cta .live-indicator {
  margin-bottom: 4px;
}

/* ===== 右侧内容区 ===== */
.page-faq .faq-content {
  min-width: 0;
}

.page-faq .faq-section {
  margin-bottom: 52px;
  scroll-margin-top: 24px;
}

.page-faq .faq-section__head {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 22px;
  padding-bottom: 14px;
  position: relative;
  border-bottom: 1px solid var(--faq-line);
}

.page-faq .faq-section__head::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -2px;
  height: 3px;
  width: 110px;
  background: linear-gradient(90deg, var(--color-red) 0%, var(--color-red) 60%, var(--color-gold) 60%, var(--color-gold) 100%);
}

.page-faq .faq-section__index {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--color-red);
  background: rgba(230, 57, 70, 0.12);
  padding: 4px 8px;
  line-height: 1;
}

.page-faq .faq-section__title {
  margin: 0;
  font-family: var(--font-heading);
  font-size: clamp(22px, 3vw, 30px);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  line-height: 1.15;
}

.page-faq .faq-section__desc {
  margin: 5px 0 0;
  color: var(--color-smoke);
  font-size: 14px;
  line-height: 1.5;
}

/* ===== 数据条 ===== */
.page-faq .faq-data-strip {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-bottom: 22px;
}

.page-faq .faq-data-strip__cell {
  display: flex;
  flex-direction: column;
  gap: 6px;
  background: linear-gradient(160deg, rgba(244, 162, 97, 0.12), rgba(230, 57, 70, 0.06));
  border: 1px solid rgba(244, 162, 97, 0.22);
  padding: 16px 14px;
  clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 12px 100%, 0 calc(100% - 12px));
}

.page-faq .faq-data-strip__value {
  font-family: var(--font-mono);
  font-size: 26px;
  font-weight: 700;
  color: var(--color-gold);
  line-height: 1;
}

.page-faq .faq-data-strip__label {
  font-size: 13px;
  color: var(--color-smoke);
  line-height: 1.4;
}

/* ===== 手风琴条目 ===== */
.page-faq .faq-item {
  background: var(--faq-panel);
  border-left: 3px solid var(--color-red);
  margin-bottom: 14px;
  clip-path: polygon(0 0, calc(100% - 18px) 0, 100% 18px, 100% 100%, 18px 100%, 0 calc(100% - 18px));
  transition: background 0.2s ease;
}

.page-faq .faq-item[open] {
  background: rgba(13, 27, 46, 0.95);
}

.page-faq .faq-item__question {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 18px 20px;
  font-weight: 600;
  font-size: 16px;
  line-height: 1.5;
  color: var(--color-cream);
}

.page-faq .faq-item__question::-webkit-details-marker,
.page-faq .faq-item__question::marker {
  display: none;
}

.page-faq .faq-item__question::after {
  content: '＋';
  font-size: 18px;
  font-weight: 400;
  color: var(--color-red);
  flex: 0 0 auto;
  transition: transform 0.2s ease, color 0.2s ease;
}

.page-faq .faq-item[open] .faq-item__question::after {
  content: '－';
  color: var(--color-gold);
}

.page-faq .faq-item__answer {
  margin-left: 20px;
  padding: 14px 20px 18px 0;
  border-top: 1px dashed var(--faq-line);
  color: var(--color-smoke);
  font-size: 15px;
  line-height: 1.75;
}

.page-faq .faq-item__answer p {
  margin: 0;
}

/* ===== 更多链接 ===== */
.page-faq .faq-more {
  margin-top: 8px;
  padding: 20px 24px;
  background: var(--faq-panel-soft);
  border-left: 3px solid var(--color-gold);
  clip-path: polygon(0 0, calc(100% - 18px) 0, 100% 18px, 100% 100%, 18px 100%, 0 calc(100% - 18px));
}

.page-faq .faq-more__link {
  color: var(--color-gold);
  font-weight: 600;
  text-decoration-color: rgba(244, 162, 97, 0.4);
  transition: color 0.2s ease;
}

.page-faq .faq-more__link:hover {
  color: var(--color-cream);
}

/* ===== 底部帮助导航 ===== */
.page-faq .faq-cta {
  padding: 0 0 72px;
}

.page-faq .faq-cta__panel {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 24px;
  padding: 28px 24px;
  background: linear-gradient(135deg, rgba(230, 57, 70, 0.92) 0%, rgba(29, 53, 87, 0.82) 55%, rgba(11, 19, 43, 0.92) 100%);
  clip-path: polygon(0 0, calc(100% - 28px) 0, 100% 28px, 100% 100%, 0 100%, 0 0);
}

.page-faq .faq-cta__title {
  margin: 0 0 8px;
  font-family: var(--font-heading);
  font-size: clamp(20px, 3vw, 30px);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  line-height: 1.2;
}

.page-faq .faq-cta__desc {
  margin: 0;
  color: rgba(241, 250, 238, 0.82);
  font-size: 15px;
  line-height: 1.6;
}

.page-faq .faq-cta__actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.page-faq .faq-cta__actions .btn {
  justify-content: center;
}

/* ===== 平板以上 ===== */
@media (min-width: 640px) {
  .page-faq .faq-data-strip {
    grid-template-columns: repeat(4, 1fr);
    gap: 14px;
  }

  .page-faq .faq-cta__panel {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    padding: 32px 36px;
  }

  .page-faq .faq-cta__actions {
    flex-direction: row;
    flex-wrap: wrap;
  }
}

/* ===== 桌面端 ===== */
@media (min-width: 920px) {
  .page-faq .faq-hero__inner {
    padding: 40px 0 56px;
  }

  .page-faq .faq-hero__lead {
    font-size: 17px;
  }

  .page-faq .faq-body {
    padding: 56px 0 80px;
  }

  .page-faq .faq-layout {
    grid-template-columns: 280px minmax(0, 1fr);
    gap: 48px;
  }

  .page-faq .faq-index__inner {
    position: sticky;
    top: 24px;
  }

  .page-faq .faq-item__question {
    padding: 20px 24px;
  }

  .page-faq .faq-item__answer {
    padding-right: 24px;
  }

  .page-faq .faq-cta__desc {
    font-size: 16px;
  }
}