.page-faq *,
.page-faq *::before,
.page-faq *::after {
  box-sizing: border-box;
}

.page-faq {
  background: var(--light-background);
  color: var(--text-color);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.page-faq img {
  max-width: 100%;
  height: auto;
}

/* ===== Hero 首屏 ===== */
.page-faq .faq-hero {
  position: relative;
  background: var(--night-blue-black);
  padding: 52px 0 68px;
  color: #fff;
  overflow: hidden;
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  top: 0;
  right: -8%;
  width: 58%;
  height: 100%;
  background: linear-gradient(135deg, rgba(46, 139, 87, 0.34), rgba(11, 27, 42, 0) 72%);
  transform: skewX(-14deg);
  z-index: 1;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 6px;
  background: linear-gradient(90deg, var(--fluorescent-yellow-green) 0%, var(--primary-green) 55%, var(--china-red) 100%);
  z-index: 2;
}

.page-faq .faq-hero__inner {
  position: relative;
  z-index: 3;
  width: min(1200px, 100% - 32px);
  margin-inline: auto;
  display: grid;
  gap: 36px;
}

.page-faq .faq-hero__content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.page-faq .faq-hero .breadcrumbs {
  margin: 0 0 22px;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.55);
}

.page-faq .faq-hero .breadcrumbs a {
  color: var(--fluorescent-yellow-green);
  text-decoration: none;
}

.page-faq .faq-hero .breadcrumbs__sep {
  color: rgba(255, 255, 255, 0.35);
  margin: 0 6px;
}

.page-faq .faq-hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--fluorescent-yellow-green);
  padding: 6px 12px;
  border: 1px solid rgba(198, 255, 0, 0.35);
  border-radius: 999px;
  background: rgba(198, 255, 0, 0.08);
}

.page-faq .faq-hero__title {
  margin: 20px 0 18px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  line-height: 1.08;
  letter-spacing: -0.01em;
  color: #fff;
}

.page-faq .faq-hero__title::after {
  content: "";
  display: inline-block;
  width: 12px;
  height: 12px;
  margin-left: 10px;
  background: var(--china-red);
  transform: skewX(-18deg);
}

.page-faq .faq-hero__lead {
  max-width: 640px;
  margin: 0 0 24px;
  font-size: 1rem;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.72);
}

.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-faq .faq-hero__visual {
  align-self: center;
}

.page-faq .faq-hero__figure {
  margin: 0;
  border-radius: 18px;
  overflow: hidden;
  border: 1px solid rgba(46, 139, 87, 0.5);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
  background: rgba(255, 255, 255, 0.03);
}

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

.page-faq .faq-hero__signal {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 18px;
  padding: 8px 14px;
  border-radius: 999px;
  background: rgba(198, 255, 0, 0.12);
  border: 1px solid rgba(198, 255, 0, 0.4);
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--fluorescent-yellow-green);
}

.page-faq .faq-hero__signal-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--fluorescent-yellow-green);
}

.page-faq .faq-hero__stripe {
  position: absolute;
  top: 18%;
  left: 54%;
  width: 240px;
  height: 14px;
  background: linear-gradient(90deg, transparent, rgba(198, 255, 0, 0.45), transparent);
  transform: rotate(-14deg);
  z-index: 2;
  pointer-events: none;
}

/* ===== 快速定位命令条 ===== */
.page-faq .faq-quicknav {
  background: var(--deep-green);
  border-bottom: 1px solid rgba(198, 255, 0, 0.22);
  position: sticky;
  top: var(--header-height-desktop);
  z-index: 30;
  box-shadow: 0 6px 18px rgba(11, 27, 42, 0.12);
}

.page-faq .faq-quicknav__inner {
  width: min(1200px, 100% - 32px);
  margin-inline: auto;
  display: flex;
  align-items: center;
  gap: 4px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  padding: 10px 0;
  white-space: nowrap;
}

.page-faq .faq-quicknav__inner::-webkit-scrollbar {
  display: none;
}

.page-faq .faq-quicknav__label {
  flex-shrink: 0;
  color: rgba(255, 255, 255, 0.55);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  margin-right: 10px;
  padding-right: 14px;
  border-right: 1px solid rgba(255, 255, 255, 0.18);
}

.page-faq .faq-quicknav__item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border-radius: 8px;
  color: #fff;
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 600;
  transition: background 0.2s ease, color 0.2s ease;
}

.page-faq .faq-quicknav__item:hover {
  background: rgba(198, 255, 0, 0.15);
  color: var(--fluorescent-yellow-green);
}

.page-faq .faq-quicknav__index {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--fluorescent-yellow-green);
}

/* ===== 主体容器 ===== */
.page-faq .faq-body {
  width: min(1200px, 100% - 32px);
  margin-inline: auto;
  padding: 12px 0 64px;
}

/* ===== 区块通用 ===== */
.page-faq .faq-block {
  display: grid;
  gap: 32px;
  padding: 56px 0;
  border-bottom: 1px solid var(--border-color);
}

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

.page-faq .faq-block__index {
  font-family: var(--font-mono);
  font-size: 3rem;
  font-weight: 700;
  line-height: 1;
  color: var(--china-red);
  opacity: 0.28;
  letter-spacing: -0.04em;
}

.page-faq .faq-block__index--light {
  opacity: 0.6;
  color: var(--china-red);
}

.page-faq .faq-block__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.7rem;
  line-height: 1.2;
  color: var(--night-blue-black);
}

.page-faq .faq-block__title--light {
  color: #fff;
}

.page-faq .faq-block__desc {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.7;
  color: rgba(11, 27, 42, 0.6);
}

.page-faq .faq-block__desc--light {
  color: rgba(255, 255, 255, 0.6);
}

.page-faq .faq-block__more {
  margin-top: 8px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--primary-green);
  font-weight: 700;
  font-size: 0.92rem;
  text-decoration: none;
  padding-bottom: 3px;
  border-bottom: 2px solid transparent;
  transition: border-color 0.2s ease, color 0.2s ease;
}

.page-faq .faq-block__more:hover {
  border-bottom-color: var(--primary-green);
  color: var(--deep-green);
}

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

/* ===== 折叠面板 ===== */
.page-faq .faq-item {
  background: #fff;
  border: 1px solid var(--border-color);
  border-radius: 14px;
  overflow: hidden;
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.page-faq .faq-item[open] {
  border-color: var(--fluorescent-yellow-green);
  box-shadow: 0 10px 34px rgba(11, 27, 42, 0.08);
}

.page-faq .faq-item__summary {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 14px;
  cursor: pointer;
  font-weight: 700;
  font-size: 0.98rem;
  line-height: 1.5;
  color: var(--night-blue-black);
  transition: background 0.2s ease;
}

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

.page-faq .faq-item__summary:hover {
  background: rgba(46, 139, 87, 0.06);
}

.page-faq .faq-item__summary::after {
  content: "";
  flex-shrink: 0;
  width: 8px;
  height: 8px;
  margin-left: auto;
  border-right: 2px solid var(--primary-green);
  border-bottom: 2px solid var(--primary-green);
  transform: rotate(45deg);
  transition: transform 0.25s ease, border-color 0.25s ease;
}

.page-faq .faq-item[open] .faq-item__summary::after {
  transform: rotate(-135deg);
  border-color: var(--fluorescent-yellow-green);
}

.page-faq .faq-item__num {
  flex-shrink: 0;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 700;
  color: var(--primary-green);
  padding: 3px 8px;
  border: 1px solid rgba(46, 139, 87, 0.35);
  border-radius: 6px;
  background: rgba(46, 139, 87, 0.05);
}

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

.page-faq .faq-item__answer {
  padding: 0 14px 16px;
}

.page-faq .faq-item__answer p {
  margin: 0;
  font-size: 0.93rem;
  line-height: 1.78;
  color: rgba(11, 27, 42, 0.76);
}

/* ===== 深色面板变体 ===== */
.page-faq .faq-item--dark {
  background: rgba(255, 255, 255, 0.03);
  border-color: rgba(255, 255, 255, 0.12);
}

.page-faq .faq-item--dark[open] {
  border-color: var(--fluorescent-yellow-green);
  box-shadow: 0 10px 34px rgba(0, 0, 0, 0.35);
}

.page-faq .faq-item--dark .faq-item__summary {
  color: #fff;
}

.page-faq .faq-item--dark .faq-item__summary:hover {
  background: rgba(255, 255, 255, 0.05);
}

.page-faq .faq-item--dark .faq-item__num {
  color: var(--fluorescent-yellow-green);
  border-color: rgba(198, 255, 0, 0.32);
  background: rgba(198, 255, 0, 0.07);
}

.page-faq .faq-item--dark .faq-item__summary::after {
  border-color: var(--fluorescent-yellow-green);
}

.page-faq .faq-item--dark .faq-item__answer p {
  color: rgba(255, 255, 255, 0.7);
}

/* ===== 数据更新区 ===== */
.page-faq .faq-block__shell--dark {
  position: relative;
  overflow: hidden;
  background: radial-gradient(circle at 12% 18%, rgba(46, 139, 87, 0.3), transparent 46%),
    linear-gradient(135deg, var(--dark-blue) 0%, var(--night-blue-black) 62%, var(--deep-green) 150%);
  border-radius: 22px;
  border: 1px solid rgba(255, 255, 255, 0.07);
  padding: 30px 24px;
  box-shadow: 0 24px 60px rgba(10, 15, 20, 0.3);
}

.page-faq .faq-block__shell--dark::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(115deg, transparent 22%, rgba(198, 255, 0, 0.05) 38%, transparent 49%);
}

.page-faq .faq-data-layout {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 32px;
}

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

.page-faq .faq-data-figure {
  width: 100%;
  margin: 14px 0 0;
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.02);
}

.page-faq .faq-data-figure img {
  display: block;
  width: 100%;
  height: auto;
}

.page-faq .faq-data-figure .figure__caption {
  display: block;
  padding: 12px 16px;
  font-size: 0.84rem;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.58);
  background: rgba(255, 255, 255, 0.03);
}

.page-faq .faq-data-timeline {
  width: 100%;
  display: grid;
  gap: 10px;
  margin-top: 6px;
}

.page-faq .faq-data-timeline__row {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.82);
}

.page-faq .faq-data-timeline__badge {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  padding: 3px 8px;
  border-radius: 4px;
  background: var(--fluorescent-yellow-green);
  color: var(--night-blue-black);
}

/* ===== 会员领取步骤 ===== */
.page-faq .faq-step {
  list-style: none;
  margin: 10px 0 0;
  padding: 18px;
  border-radius: 14px;
  background: rgba(198, 255, 0, 0.12);
  border: 1px solid rgba(198, 255, 0, 0.55);
  display: grid;
  gap: 8px;
}

.page-faq .faq-step__item {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--night-blue-black);
  font-weight: 600;
  font-size: 0.9rem;
  line-height: 1.5;
}

.page-faq .faq-step__num {
  flex-shrink: 0;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  background: var(--fluorescent-yellow-green);
  color: var(--night-blue-black);
  padding: 3px 8px;
  border-radius: 4px;
}

/* ===== 功能指南区 ===== */
.page-faq .faq-block__shell--light {
  background: #edf1f5;
  border-radius: 22px;
  padding: 30px 24px;
  border: 1px solid rgba(11, 27, 42, 0.06);
  box-shadow: 0 16px 40px rgba(11, 27, 42, 0.04);
}

.page-faq .faq-guide-top {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 26px;
}

.page-faq .faq-guide-top .faq-block__desc {
  max-width: 560px;
}

/* ===== 底部联系区 ===== */
.page-faq .faq-help {
  position: relative;
  background: var(--dark-blue);
  padding: 60px 0 72px;
  color: rgba(255, 255, 255, 0.78);
  overflow: hidden;
}

.page-faq .faq-help::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 6px;
  background: linear-gradient(180deg, var(--china-red) 0%, var(--fluorescent-yellow-green) 100%);
}

.page-faq .faq-help::after {
  content: "";
  position: absolute;
  right: -6%;
  top: -40%;
  width: 44%;
  height: 120%;
  background: linear-gradient(135deg, rgba(46, 139, 87, 0.2), rgba(198, 255, 0, 0.04));
  transform: skewX(-14deg);
  pointer-events: none;
}

.page-faq .faq-help__inner {
  position: relative;
  z-index: 1;
  width: min(1200px, 100% - 32px);
  margin-inline: auto;
}

.page-faq .faq-help__grid {
  display: grid;
  gap: 36px;
}

.page-faq .faq-help__content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 18px;
}

.page-faq .faq-help__content h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.8rem;
  line-height: 1.25;
  color: #fff;
}

.page-faq .faq-help__content p {
  margin: 0;
  font-size: 0.97rem;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.66);
}

.page-faq .faq-help__contacts {
  margin: 0;
  padding: 24px;
  display: grid;
  gap: 18px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
}

.page-faq .faq-help__contact {
  padding-left: 14px;
  border-left: 3px solid var(--fluorescent-yellow-green);
}

.page-faq .faq-help__contact dt {
  font-family: var(--font-display);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--fluorescent-yellow-green);
  text-transform: uppercase;
  margin-bottom: 5px;
}

.page-faq .faq-help__contact dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.95rem;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.88);
  overflow-wrap: anywhere;
}

/* ===== 平板 ===== */
@media (min-width: 768px) {
  .page-faq .faq-block {
    grid-template-columns: 280px 1fr;
    gap: 44px;
    padding: 64px 0;
  }

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

  .page-faq .faq-item__summary {
    padding: 18px 22px;
    font-size: 1rem;
  }

  .page-faq .faq-item__answer {
    padding: 0 22px 20px 76px;
  }

  .page-faq .faq-item__answer p {
    font-size: 0.95rem;
  }

  .page-faq .faq-block__shell--dark,
  .page-faq .faq-block__shell--light {
    padding: 40px 36px;
  }

  .page-faq .faq-help__grid {
    grid-template-columns: 1.05fr 0.95fr;
    align-items: center;
    gap: 48px;
  }

  .page-faq .faq-help__contacts {
    grid-template-columns: 1fr;
  }
}

/* ===== 桌面 ===== */
@media (min-width: 1024px) {
  .page-faq .faq-hero {
    padding: 68px 0 84px;
  }

  .page-faq .faq-hero__inner {
    grid-template-columns: 1.08fr 0.92fr;
    align-items: center;
    gap: 56px;
  }

  .page-faq .faq-hero__visual {
    justify-self: end;
    width: 100%;
    max-width: 520px;
  }

  .page-faq .faq-data-layout {
    grid-template-columns: 0.88fr 1.12fr;
    gap: 48px;
    align-items: start;
  }

  .page-faq .faq-data-aside {
    position: sticky;
    top: calc(var(--header-height-desktop) + 24px);
  }

  .page-faq .faq-block__title {
    font-size: 1.9rem;
  }

  .page-faq .faq-help {
    padding: 72px 0 88px;
  }

  .page-faq .faq-help__content h2 {
    font-size: 2.1rem;
  }

  .page-faq .faq-help__contacts {
    grid-template-columns: repeat(2, 1fr);
    gap: 22px;
  }

  .page-faq .faq-help__contact dd {
    font-size: 1rem;
  }
}

/* ===== 超宽屏 ===== */
@media (min-width: 1440px) {
  .page-faq .faq-quicknav__inner,
  .page-faq .faq-body,
  .page-faq .faq-help__inner {
    width: min(1280px, 100% - 48px);
  }

  .page-faq .faq-hero__inner {
    width: min(1280px, 100% - 48px);
  }

  .page-faq .faq-block {
    grid-template-columns: 320px 1fr;
  }
}