/* ===== 帮助中心 FAQ 页面专属样式 ===== */
main.page-faq {
  --faq-border-width: 3px;
  --faq-shadow: 6px 6px 0 rgba(5, 13, 26, 0.22);
  font-family: var(--vk-font-body);
}

main.page-faq .page-faq__inner {
  max-width: var(--vk-container);
  margin: 0 auto;
  padding: 8px 20px 48px;
}

main.page-faq .page-faq__crumb {
  margin-bottom: 22px;
}

/* ===== Hero 区 ===== */
main.page-faq .faq-hero {
  position: relative;
  border: 3px solid var(--vk-black);
  background:
    linear-gradient(135deg, rgba(242, 193, 78, 0.18), transparent 46%),
    var(--vk-deep-blue);
  box-shadow: var(--faq-shadow);
  padding: 30px 28px 26px;
  margin-bottom: 40px;
  color: var(--vk-cream);
}

main.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 6px;
  background: linear-gradient(90deg, var(--vk-gold) 0 25%, var(--vk-red) 25% 50%, var(--vk-teal) 50% 75%, var(--vk-terracotta) 75% 100%);
}

main.page-faq .page-faq__title {
  margin: 0 0 12px;
  font-size: 30px;
  line-height: 1.25;
  color: #ffffff;
  letter-spacing: 0.01em;
}

main.page-faq .page-faq__title span {
  color: var(--vk-gold);
}

main.page-faq .faq-hero__lead {
  max-width: 620px;
  margin: 0;
  color: rgba(242, 239, 228, 0.82);
  font-size: 15px;
  line-height: 1.7;
}

main.page-faq .faq-hero__index {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

main.page-faq .faq-hero__index-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid rgba(242, 239, 228, 0.3);
  padding: 8px 14px;
  color: var(--vk-cream);
  font-size: 14px;
  text-decoration: none;
  transition: background 0.2s, border-color 0.2s;
}

main.page-faq .faq-hero__index-link:hover {
  background: rgba(242, 193, 78, 0.14);
  border-color: var(--vk-gold);
}

main.page-faq .faq-hero__index-link .vk-mono {
  color: var(--vk-gold);
  font-weight: 700;
}

/* ===== 两栏布局 ===== */
main.page-faq .faq-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 36px;
  align-items: start;
}

main.page-faq .faq-content {
  min-width: 0;
}

@media (min-width: 860px) {
  main.page-faq .faq-body {
    grid-template-columns: 250px minmax(0, 1fr);
    gap: 40px;
  }
}

/* ===== 侧栏快速导航 ===== */
main.page-faq .faq-nav {
  display: block;
}

@media (min-width: 860px) {
  main.page-faq .faq-nav {
    position: sticky;
    top: calc(var(--vk-header-h) + 24px);
  }
}

main.page-faq .faq-nav__panel {
  border: 2px solid var(--vk-deep-blue);
  background: var(--vk-cream);
  box-shadow: var(--faq-shadow);
  margin-bottom: 20px;
}

main.page-faq .faq-nav__label {
  margin: 0;
  padding: 10px 14px;
  background: var(--vk-deep-blue);
  color: var(--vk-gold);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
}

main.page-faq .faq-nav__list {
  list-style: none;
  margin: 0;
  padding: 6px 0;
}

main.page-faq .faq-nav__list li + li {
  border-top: 1px solid rgba(11, 29, 58, 0.1);
}

main.page-faq .faq-nav__list a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 14px;
  color: var(--vk-deep-blue);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
}

main.page-faq .faq-nav__list a:hover {
  background: rgba(242, 193, 78, 0.28);
}

main.page-faq .faq-nav__list a .vk-mono {
  color: var(--vk-red);
  font-size: 13px;
}

main.page-faq .faq-nav__status {
  border: 2px solid var(--vk-deep-blue);
  background: var(--vk-cream);
  box-shadow: var(--faq-shadow);
  padding: 16px 14px;
}

main.page-faq .faq-nav__status-line {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 10px;
  color: var(--vk-deep-blue);
  font-size: 14px;
  font-weight: 700;
}

main.page-faq .faq-nav__status-meta {
  margin: 0 0 14px;
  color: var(--vk-stone);
  font-size: 13px;
  line-height: 1.8;
}

main.page-faq .faq-nav__status-meta .vk-mono {
  color: var(--vk-deep-blue);
  font-weight: 700;
}

main.page-faq .faq-nav__status .vk-btn {
  display: block;
  text-align: center;
}

/* ===== 分类区块 ===== */
main.page-faq .faq-section {
  margin-bottom: 52px;
  scroll-margin-top: calc(var(--vk-header-h) + 20px);
}

main.page-faq .faq-section__head {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-bottom: 12px;
  margin-bottom: 18px;
  border-bottom: 3px solid var(--vk-deep-blue);
}

main.page-faq .faq-section__head .vk-mono {
  display: inline-block;
  padding: 4px 8px;
  background: rgba(231, 76, 60, 0.08);
  color: var(--vk-red);
  font-size: 18px;
  font-weight: 700;
  line-height: 1;
}

main.page-faq .faq-section__head h2 {
  margin: 0;
  color: var(--vk-deep-blue);
  font-size: 24px;
  line-height: 1.3;
}

/* ===== 手风琴 ===== */
main.page-faq .faq-item {
  display: block;
  border: var(--faq-border-width, 3px) solid var(--vk-terracotta);
  background: var(--vk-cream);
  box-shadow: 5px 5px 0 rgba(11, 29, 58, 0.1);
  margin-bottom: 14px;
}

main.page-faq .faq-item[open] {
  box-shadow: 8px 8px 0 rgba(11, 29, 58, 0.18);
}

main.page-faq .faq-item__q {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  cursor: pointer;
  color: var(--vk-deep-blue);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.5;
}

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

main.page-faq .faq-item__q::marker {
  content: "";
}

main.page-faq .faq-item__icon {
  flex: 0 0 28px;
  width: 28px;
  height: 28px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--vk-deep-blue);
  background: var(--vk-gold);
  color: var(--vk-deep-blue);
  font-family: var(--vk-font-mono);
  font-size: 14px;
  font-weight: 700;
}

main.page-faq .faq-item__text {
  flex: 1;
}

main.page-faq .faq-item__mark {
  flex: 0 0 10px;
  width: 10px;
  height: 10px;
  border-right: 3px solid var(--vk-deep-blue);
  border-bottom: 3px solid var(--vk-deep-blue);
  transform: rotate(45deg) translateY(-3px);
  transition: transform 0.2s;
}

main.page-faq .faq-item[open] .faq-item__mark {
  transform: rotate(225deg) translateY(-2px);
}

main.page-faq .faq-item__a {
  border-top: 2px solid rgba(127, 140, 141, 0.35);
  padding: 14px 16px 18px;
  color: var(--vk-dark);
  font-size: 15px;
  line-height: 1.8;
}

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

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

main.page-faq .faq-item__a a {
  color: var(--vk-link);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ===== 关键词、数字、截图 ===== */
main.page-faq .faq-code {
  font-family: var(--vk-font-mono);
  background: rgba(242, 193, 78, 0.35);
  border: 1px solid rgba(11, 29, 58, 0.2);
  padding: 1px 6px;
  color: var(--vk-deep-blue);
  font-weight: 700;
}

main.page-faq .faq-num {
  color: var(--vk-red);
  font-weight: 700;
}

main.page-faq .faq-shot {
  display: block;
  width: 200px;
  max-width: 100%;
  height: auto;
  border: 3px solid var(--vk-deep-blue);
  box-shadow: 6px 6px 0 rgba(11, 29, 58, 0.2);
  margin: 14px 0 4px;
  background: var(--vk-cream);
}

/* ===== 联系引导 ===== */
main.page-faq .faq-help {
  margin-top: 8px;
  border: 3px solid var(--vk-black);
  background:
    linear-gradient(135deg, rgba(242, 193, 78, 0.25), transparent 60%),
    var(--vk-terracotta);
  box-shadow: 10px 10px 0 rgba(11, 29, 58, 0.35);
  padding: 30px 24px;
  text-align: center;
}

main.page-faq .faq-help__inner {
  max-width: 560px;
  margin: 0 auto;
}

main.page-faq .faq-help h2 {
  margin: 0 0 8px;
  color: var(--vk-deep-blue);
  font-size: 24px;
}

main.page-faq .faq-help__text {
  margin: 0 0 18px;
  color: #ffffff;
  font-size: 15px;
  line-height: 1.7;
  overflow-wrap: break-word;
}