.page-faq {
  --faq-deep: #062A20;
  --faq-soft: #0E4A38;
  color: #1A1A1A;
  background: #F8F9FA;
  overflow-x: hidden;
}

/* ===== 顶端横幅 ===== */
.page-faq .faq-banner {
  padding-top: 20px;
}

.page-faq .faq-banner__frame {
  position: relative;
  border-radius: 18px;
  overflow: hidden;
  box-shadow: 0 10px 32px rgba(10, 61, 46, 0.14);
}

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

.page-faq .faq-banner__overlay {
  position: absolute;
  top: 14px;
  left: 14px;
  background: rgba(6, 42, 32, 0.82);
  color: #D4AF37;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  padding: 7px 14px;
  border-radius: 999px;
  border: 1px solid rgba(212, 175, 55, 0.35);
}

/* ===== 首屏 Hero ===== */
.page-faq .faq-hero {
  background: linear-gradient(135deg, #062A20 0%, #0A3D2E 55%, #0E4A38 100%);
  color: #fff;
  padding: 44px 0 60px;
  position: relative;
  overflow: hidden;
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: -10% -10%;
  background:
    repeating-linear-gradient(0deg, rgba(212, 175, 55, 0.05) 0 1px, transparent 1px 40px),
    repeating-linear-gradient(90deg, rgba(212, 175, 55, 0.05) 0 1px, transparent 1px 40px);
  transform: skewY(-5deg);
  pointer-events: none;
}

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

.page-faq .faq-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}

.page-faq .faq-hero .sis-breadcrumbs {
  margin-bottom: 18px;
}

.page-faq .faq-hero .sis-breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  list-style: none;
  padding: 0;
  margin: 0;
  font-size: 13px;
}

.page-faq .faq-hero .sis-breadcrumbs li {
  color: rgba(255, 255, 255, 0.6);
}

.page-faq .faq-hero .sis-breadcrumbs li + li::before {
  content: "▶";
  font-size: 8px;
  color: #D4AF37;
  margin-right: 6px;
}

.page-faq .faq-hero .sis-breadcrumbs a {
  color: #D4AF37;
  text-decoration: none;
}

.page-faq .faq-hero__eyebrow {
  display: inline-block;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.16em;
  color: #D4AF37;
  background: rgba(212, 175, 55, 0.12);
  border: 1px solid rgba(212, 175, 55, 0.3);
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 16px;
  text-transform: uppercase;
}

.page-faq .faq-hero h1 {
  font-size: clamp(28px, 6vw, 48px);
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin: 0 0 18px;
  color: #fff;
}

.page-faq .faq-hero h1 em {
  font-style: normal;
  color: #D4AF37;
  position: relative;
}

.page-faq .faq-hero h1 em::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 100%;
  height: 3px;
  background: #E63946;
  border-radius: 2px;
}

.page-faq .faq-hero__lead {
  font-size: 16px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.82);
  max-width: 560px;
  margin: 0;
}

.page-faq .faq-hero__lead a {
  color: #D4AF37;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.page-faq .faq-hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 30px;
}

.page-faq .faq-hero__stats .sis-stat {
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(212, 175, 55, 0.25);
  border-radius: 14px;
  padding: 14px 18px;
  min-width: 108px;
}

.page-faq .faq-hero__stats .sis-data__num {
  display: block;
  font-family: "SFMono-Regular", ui-monospace, "Menlo", "Consolas", "Liberation Mono", monospace;
  font-size: 30px;
  font-weight: 700;
  line-height: 1;
  color: #D4AF37;
}

.page-faq .faq-hero__stats .sis-data__label {
  display: block;
  margin-top: 8px;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.7);
}

.page-faq .faq-hero__note {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(212, 175, 55, 0.32);
  border-radius: 20px;
  padding: 22px;
  align-self: end;
}

.page-faq .faq-hero__badge {
  display: inline-block;
  background: #E63946;
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
  padding: 6px 12px;
  border-radius: 999px;
  margin-bottom: 12px;
}

.page-faq .faq-hero__note p {
  margin: 0;
  color: rgba(255, 255, 255, 0.85);
  font-size: 14px;
  line-height: 1.7;
}

/* ===== 分类主体 ===== */
.page-faq .faq-center {
  background: linear-gradient(180deg, #F5F0E6 0%, #F8F9FA 100%);
  padding: 64px 0 72px;
}

.page-faq .faq-center__head {
  margin-bottom: 30px;
}

.page-faq .faq-center__sub {
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.14em;
  color: #996515;
  text-transform: uppercase;
  display: block;
  margin-bottom: 6px;
}

.page-faq .faq-center__head h2 {
  font-size: clamp(24px, 5vw, 34px);
  font-weight: 900;
  margin: 8px 0 12px;
  color: #0A3D2E;
  letter-spacing: -0.01em;
}

.page-faq .faq-center__head p {
  font-size: 14px;
  color: #666;
  margin: 0;
}

.page-faq .faq-center__head p strong {
  color: #E63946;
  font-weight: 900;
}

/* ===== 标签按钮 ===== */
.page-faq .faq-tabs__list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 28px;
}

.page-faq .faq-tabs__list .sis-tabs__btn {
  border: 1px solid rgba(10, 61, 46, 0.16);
  border-radius: 999px;
  background: #fff;
  color: #0A3D2E;
  font-size: 14px;
  font-weight: 700;
  padding: 10px 18px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: background 0.2s, color 0.2s, box-shadow 0.2s, transform 0.2s;
}

.page-faq .faq-tabs__list .sis-tabs__btn .faq-tabs__num {
  font-family: "SFMono-Regular", ui-monospace, "Menlo", "Consolas", "Liberation Mono", monospace;
  font-size: 11px;
  color: #996515;
}

.page-faq .faq-tabs__list .sis-tabs__btn:hover {
  transform: translateY(-2px);
}

.page-faq .faq-tabs__list .sis-tabs__btn.is-active {
  background: #0A3D2E;
  border-color: #0A3D2E;
  color: #fff;
  box-shadow: 4px 4px 0 #D4AF37;
}

.page-faq .faq-tabs__list .sis-tabs__btn.is-active .faq-tabs__num {
  color: #D4AF37;
}

.page-faq .faq-tabs__dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #D4AF37;
}

.page-faq .faq-tabs__list .sis-tabs__btn:nth-child(2) .faq-tabs__dot {
  background: #2A9D8F;
}

.page-faq .faq-tabs__list .sis-tabs__btn:nth-child(3) .faq-tabs__dot {
  background: #E63946;
}

.page-faq .faq-tabs__list .sis-tabs__btn:nth-child(4) .faq-tabs__dot {
  background: #996515;
}

/* ===== 标签面板 ===== */
.page-faq .faq-panel {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}

.page-faq .faq-panel__title {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 18px;
}

.page-faq .faq-panel__mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  background: #0A3D2E;
  color: #D4AF37;
  font-family: "SFMono-Regular", ui-monospace, "Menlo", "Consolas", "Liberation Mono", monospace;
  font-weight: 700;
  font-size: 14px;
  border-radius: 10px;
  transform: skewX(-8deg);
}

.page-faq .faq-panel__title h3 {
  font-size: 20px;
  font-weight: 800;
  margin: 0;
  color: #0A3D2E;
}

/* ===== 手风琴列表 ===== */
.page-faq .faq-qa {
  background: #fff;
  border-radius: 16px;
  border-top: 4px solid #0A3D2E;
  padding: 4px 20px 16px;
  box-shadow: 0 10px 32px rgba(10, 61, 46, 0.12);
}

.page-faq .faq-qa__item {
  border-bottom: 1px solid #E0E0E0;
}

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

.page-faq .faq-qa__q {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 18px 0;
  cursor: pointer;
  list-style: none;
  font-size: 15px;
  font-weight: 700;
  color: #1A1A1A;
  line-height: 1.5;
}

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

.page-faq .faq-qa__q::-moz-list-bullet {
  list-style: none;
}

.page-faq .faq-qa__item[open] .faq-qa__q {
  color: #0A3D2E;
}

.page-faq .faq-qa__no {
  font-family: "SFMono-Regular", ui-monospace, "Menlo", "Consolas", "Liberation Mono", monospace;
  font-size: 11px;
  font-weight: 700;
  color: #996515;
  background: #F5F0E6;
  border-radius: 6px;
  padding: 4px 6px;
  flex-shrink: 0;
  min-width: 26px;
  text-align: center;
}

.page-faq .faq-qa__text {
  flex: 1;
}

.page-faq .faq-qa__plus {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border: 2px solid #A8D5BA;
  position: relative;
  flex-shrink: 0;
  transition: border-color 0.2s;
}

.page-faq .faq-qa__plus::before,
.page-faq .faq-qa__plus::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 10px;
  height: 2px;
  background: #0A3D2E;
  transform: translate(-50%, -50%);
  transition: transform 0.25s;
}

.page-faq .faq-qa__plus::after {
  transform: translate(-50%, -50%) rotate(90deg);
}

.page-faq .faq-qa__item[open] .faq-qa__plus {
  border-color: #D4AF37;
}

.page-faq .faq-qa__item[open] .faq-qa__plus::after {
  transform: translate(-50%, -50%) rotate(0deg);
}

.page-faq .faq-qa__a {
  padding: 0 0 18px 38px;
  font-size: 14px;
  line-height: 1.75;
  color: #555;
  max-width: 660px;
}

.page-faq .faq-qa__a p {
  margin: 0 0 8px;
}

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

.page-faq .faq-qa__a a,
.page-faq .faq-panel__aside a {
  color: #996515;
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* ===== 面板侧栏通用 ===== */
.page-faq .faq-panel__aside {
  padding-top: 0;
}

.page-faq .faq-panel__imgwrap {
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 10px 32px rgba(10, 61, 46, 0.12);
  background: #0A3D2E;
}

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

.page-faq .faq-panel__caption {
  margin-top: 10px;
  text-align: center;
  font-size: 12px;
  color: #999;
}

/* ===== 步骤卡 ===== */
.page-faq .faq-steps {
  background: #062A20;
  border-radius: 16px;
  padding: 24px;
  color: #fff;
  border-left: 4px solid #2A9D8F;
}

.page-faq .faq-steps__head {
  font-size: 14px;
  font-weight: 800;
  margin-bottom: 16px;
  color: #A8D5BA;
  display: flex;
  align-items: center;
  gap: 8px;
}

.page-faq .faq-steps__head::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #2A9D8F;
  flex-shrink: 0;
}

.page-faq .faq-steps__list {
  list-style: none;
  padding: 0;
  margin: 0;
  counter-reset: step;
}

.page-faq .faq-steps__list li {
  position: relative;
  padding: 12px 0 12px 40px;
  font-size: 14px;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.85);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.page-faq .faq-steps__list li:last-child {
  border-bottom: 0;
}

.page-faq .faq-steps__list li::before {
  counter-increment: step;
  content: counter(step, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 12px;
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: #2A9D8F;
  color: #fff;
  font-family: "SFMono-Regular", ui-monospace, "Menlo", "Consolas", "Liberation Mono", monospace;
  font-size: 12px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  transform: skewX(-6deg);
}

/* ===== 时间轴卡 ===== */
.page-faq .faq-timeline {
  background: #fff;
  border-radius: 16px;
  padding: 26px 24px;
  box-shadow: 0 10px 32px rgba(10, 61, 46, 0.12);
  border-left: 4px solid #996515;
}

.page-faq .faq-timeline__item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 0;
  border-bottom: 1px solid #E0E0E0;
}

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

.page-faq .faq-timeline__year {
  font-family: "SFMono-Regular", ui-monospace, "Menlo", "Consolas", "Liberation Mono", monospace;
  font-size: 18px;
  font-weight: 700;
  color: #996515;
  min-width: 52px;
}

.page-faq .faq-timeline__label {
  font-size: 14px;
  color: #1A1A1A;
  font-weight: 600;
}

/* ===== 视频统计卡 ===== */
.page-faq .faq-video-stat {
  background: linear-gradient(150deg, #0A3D2E 0%, #062A20 100%);
  border-radius: 16px;
  padding: 28px 24px;
  color: #fff;
  border-right: 4px solid #E63946;
}

.page-faq .faq-video-stat__big {
  font-family: "SFMono-Regular", ui-monospace, "Menlo", "Consolas", "Liberation Mono", monospace;
  font-size: 38px;
  font-weight: 700;
  color: #D4AF37;
  line-height: 1;
  margin-bottom: 20px;
}

.page-faq .faq-video-stat__big span {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.7);
  font-family: "Noto Sans SC", "Microsoft YaHei", "PingFang SC", sans-serif;
  margin-left: 6px;
}

.page-faq .faq-video-stat__row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 13px;
}

.page-faq .faq-video-stat__row span {
  color: rgba(255, 255, 255, 0.7);
}

.page-faq .faq-video-stat__row strong {
  color: #D4AF37;
  font-family: "SFMono-Regular", ui-monospace, "Menlo", "Consolas", "Liberation Mono", monospace;
  font-size: 15px;
}

/* ===== 分类差异化颜色 ===== */
.page-faq .faq-tabs__panel[data-tabs-panel="faq-data"] .faq-panel__mark {
  background: #2A9D8F;
}

.page-faq .faq-tabs__panel[data-tabs-panel="faq-record"] .faq-panel__mark {
  background: #996515;
}

.page-faq .faq-tabs__panel[data-tabs-panel="faq-video"] .faq-panel__mark {
  background: #E63946;
}

.page-faq .faq-tabs__panel[data-tabs-panel="faq-data"] .faq-qa {
  border-top-color: #2A9D8F;
}

.page-faq .faq-tabs__panel[data-tabs-panel="faq-record"] .faq-qa {
  border-top-color: #996515;
}

.page-faq .faq-tabs__panel[data-tabs-panel="faq-video"] .faq-qa {
  border-top-color: #E63946;
}

/* ===== 底部联系 CTA ===== */
.page-faq .faq-contact {
  background: linear-gradient(120deg, #062A20 0%, #0A3D2E 70%);
  padding: 52px 0 60px;
  color: #fff;
  position: relative;
  overflow: hidden;
}

.page-faq .faq-contact::after {
  content: "";
  position: absolute;
  right: -80px;
  bottom: -80px;
  width: 260px;
  height: 260px;
  border: 32px solid rgba(212, 175, 55, 0.1);
  border-radius: 50%;
  pointer-events: none;
}

.page-faq .faq-contact__inner {
  display: flex;
  flex-direction: column;
  gap: 24px;
  position: relative;
  z-index: 1;
}

.page-faq .faq-contact__sub {
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.16em;
  color: #D4AF37;
  text-transform: uppercase;
  display: block;
  margin-bottom: 6px;
}

.page-faq .faq-contact h2 {
  font-size: 28px;
  font-weight: 900;
  margin: 4px 0 10px;
}

.page-faq .faq-contact p {
  color: rgba(255, 255, 255, 0.75);
  line-height: 1.7;
  margin: 0;
  max-width: 520px;
  font-size: 15px;
}

.page-faq .faq-contact p a {
  color: #D4AF37;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.page-faq .faq-contact__action {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 12px;
}

.page-faq .faq-contact__email {
  font-family: "SFMono-Regular", ui-monospace, "Menlo", "Consolas", "Liberation Mono", monospace;
  font-size: 13px;
  color: #A8D5BA;
}

/* ===== 桌面端 ===== */
@media (min-width: 861px) {
  .page-faq .faq-banner {
    padding-top: 24px;
  }

  .page-faq .faq-banner__frame {
    border-radius: 24px;
  }

  .page-faq .faq-banner__overlay {
    top: 22px;
    left: 22px;
    font-size: 13px;
    padding: 8px 16px;
  }

  .page-faq .faq-hero {
    padding: 64px 0 88px;
  }

  .page-faq .faq-hero__corner {
    display: block;
    position: absolute;
    right: -36px;
    top: 28px;
    width: 150px;
    height: 150px;
    border-radius: 50%;
    background: rgba(212, 175, 55, 0.1);
    border: 1px solid rgba(212, 175, 55, 0.18);
    z-index: 0;
  }

  .page-faq .faq-hero__corner::before {
    content: "FAQ";
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) rotate(-12deg);
    font-family: "SFMono-Regular", ui-monospace, "Menlo", "Consolas", "Liberation Mono", monospace;
    font-weight: 700;
    font-size: 30px;
    letter-spacing: 0.08em;
    color: rgba(212, 175, 55, 0.45);
  }

  .page-faq .faq-hero__grid {
    grid-template-columns: 7fr 5fr;
    gap: 48px;
    align-items: end;
  }

  .page-faq .faq-hero__stats {
    gap: 20px;
  }

  .page-faq .faq-hero__stats .sis-stat {
    min-width: 126px;
  }

  .page-faq .faq-hero__stats .sis-data__num {
    font-size: 36px;
  }

  .page-faq .faq-hero__note {
    padding: 28px;
  }

  .page-faq .faq-center {
    padding: 96px 0 104px;
  }

  .page-faq .faq-center__head {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    gap: 24px;
  }

  .page-faq .faq-tabs__list {
    gap: 14px;
  }

  .page-faq .faq-tabs__list .sis-tabs__btn {
    padding: 12px 24px;
    font-size: 15px;
  }

  .page-faq .faq-panel {
    grid-template-columns: 7fr 5fr;
    gap: 48px;
    align-items: start;
  }

  .page-faq .faq-panel__aside {
    padding-top: 60px;
  }

  .page-faq .faq-panel__title h3 {
    font-size: 22px;
  }

  .page-faq .faq-qa__q {
    font-size: 16px;
    padding: 20px 0;
  }

  .page-faq .faq-qa__a {
    font-size: 15px;
    padding-left: 44px;
  }

  .page-faq .faq-contact {
    padding: 68px 0 76px;
  }

  .page-faq .faq-contact__inner {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }

  .page-faq .faq-contact h2 {
    font-size: 32px;
  }
}