.page-faq {
  --faq-paper: rgba(232, 237, 245, .96);
  display: block;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: clamp(28px, 5vw, 56px) 0 clamp(40px, 6vw, 72px);
  background:
    radial-gradient(115% 85% at 84% 6%, rgba(255, 106, 31, .16), transparent 62%),
    radial-gradient(90% 80% at 4% 104%, rgba(44, 107, 255, .16), transparent 64%),
    var(--ink-900);
  border-bottom: 1px solid var(--line-soft);
  overflow: hidden;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  right: -130px;
  top: -130px;
  width: 380px;
  height: 380px;
  border: 1px solid rgba(182, 255, 60, .18);
  border-radius: 50%;
  pointer-events: none;
}

.page-faq .breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--slate);
  margin-bottom: var(--s-3);
}

.page-faq .breadcrumb a {
  color: var(--slate);
  text-decoration: none;
  transition: color var(--dur-fast) var(--ease);
}

.page-faq .breadcrumb a:hover { color: var(--orange); }

.page-faq .faq-hero__grid {
  display: grid;
  gap: var(--s-4);
  align-items: center;
}

.page-faq .faq-hero__text { position: relative; z-index: 1; }

.page-faq .faq-hero .label {
  display: inline-block;
  padding: 5px 12px;
  border-radius: var(--r-pill);
  background: rgba(255, 106, 31, .16);
  border: 1px solid rgba(255, 178, 122, .38);
  color: var(--orange-soft);
}

.page-faq .faq-hero h1 {
  margin: var(--s-2) 0 var(--s-3);
  font-size: clamp(32px, 7vw, 58px);
  font-weight: 900;
  line-height: 1.06;
  letter-spacing: -.02em;
  color: var(--white);
}

.page-faq .faq-hero__lead {
  max-width: 54ch;
  margin: 0 0 var(--s-4);
  font-size: 16px;
  line-height: 1.78;
  color: var(--mist);
}

.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s-2);
}

.page-faq .faq-hero__figure {
  position: relative;
  margin: 0;
  border-radius: var(--r-lg);
  border: 1px solid var(--line);
  overflow: hidden;
  background: var(--ink-850);
  transform: rotate(.8deg);
  box-shadow: 0 34px 70px -46px rgba(0, 0, 0, .95);
}

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

/* ---------- 主体骨架 ---------- */
.page-faq .faq-body {
  background: var(--ink-900);
}

.page-faq .faq-layout {
  display: grid;
  gap: var(--s-4);
}

/* ---------- 左侧目录 ---------- */
.page-faq .faq-index {
  padding: var(--s-3);
  border: 1px solid var(--line);
  border-radius: var(--r-card);
  background: var(--ink-850);
}

.page-faq .faq-index__title {
  margin: 0 0 var(--s-2);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .18em;
  color: var(--slate);
}

.page-faq .faq-index__list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(132px, 1fr));
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-index__link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px 10px 13px;
  border-left: 3px solid transparent;
  border-radius: var(--r-sm);
  color: var(--mist);
  font-size: 14px;
  text-decoration: none;
  transition: background var(--dur-fast) var(--ease),
              border-color var(--dur-fast) var(--ease),
              color var(--dur-fast) var(--ease);
}

.page-faq .faq-index__link:hover {
  background: rgba(255, 106, 31, .10);
  color: var(--white);
}

.page-faq .faq-index__link[aria-current="location"] {
  background: rgba(255, 106, 31, .14);
  border-left-color: var(--orange);
  color: var(--white);
  font-weight: 700;
}

.page-faq .faq-index__num {
  font-family: var(--font-num);
  font-size: 17px;
  line-height: 1;
  letter-spacing: .04em;
  color: var(--orange);
  min-width: 22px;
}

.page-faq .faq-index__foot {
  margin: var(--s-3) 0 0;
  padding-top: var(--s-2);
  border-top: 1px solid var(--line-soft);
  font-size: 12px;
  line-height: 1.6;
  color: var(--slate);
}

/* ---------- 问答分组 ---------- */
.page-faq .faq-groups {
  display: grid;
  gap: var(--s-5);
  min-width: 0;
}

.page-faq .faq-group {
  scroll-margin-top: calc(var(--header-h) + 28px);
  min-width: 0;
}

.page-faq .faq-group__head {
  display: flex;
  align-items: flex-start;
  gap: var(--s-2);
  margin-bottom: var(--s-3);
}

.page-faq .faq-group__num {
  flex: none;
  font-family: var(--font-num);
  font-size: 42px;
  font-weight: 700;
  line-height: .86;
  letter-spacing: -.01em;
  color: var(--orange);
}

.page-faq .faq-group__title {
  margin: 0 0 6px;
  font-size: clamp(21px, 4vw, 26px);
  font-weight: 900;
  letter-spacing: -.01em;
  color: var(--white);
}

.page-faq .faq-group__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.65;
  color: var(--slate);
  max-width: 46ch;
}

/* ---------- 插图 ---------- */
.page-faq .faq-figure {
  max-width: 560px;
  margin: 0 0 var(--s-4);
  border: 1px solid var(--line);
  border-radius: var(--r-card);
  background: var(--ink-850);
  overflow: hidden;
  transform: rotate(-.7deg);
}

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

.page-faq .faq-figure .figure__caption {
  margin: 0;
  padding: 10px 16px 12px;
  border-top: 1px solid var(--line-soft);
  font-size: 12px;
  line-height: 1.65;
  color: var(--slate);
}

/* ---------- 问题条 ---------- */
.page-faq .faq-items {
  display: grid;
  gap: 10px;
}

.page-faq .faq-item {
  position: relative;
  background: var(--faq-paper);
  color: var(--ink-800);
  border-radius: var(--r-card);
  overflow: hidden;
  transition: box-shadow var(--dur-fast) var(--ease);
}

.page-faq .faq-item:hover {
  box-shadow: 0 20px 42px -32px rgba(0, 0, 0, .95);
}

.page-faq .faq-item__summary {
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: var(--s-2);
  padding: 17px 18px 17px 16px;
  cursor: pointer;
  list-style: none;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--ink-800);
}

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

.page-faq .faq-item__summary::before {
  content: "";
  position: absolute;
  left: 0;
  top: 13px;
  bottom: 13px;
  width: 3px;
  border-radius: 0 3px 3px 0;
  background: var(--orange);
  transform: scaleY(.3);
  transform-origin: center;
  transition: transform var(--dur-fast) var(--ease);
}

.page-faq .faq-item:hover .faq-item__summary::before,
.page-faq .faq-item[open] .faq-item__summary::before {
  transform: scaleY(1);
}

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

.page-faq .faq-item__icon {
  position: relative;
  flex: none;
  width: 22px;
  height: 22px;
  margin-top: 2px;
  margin-left: auto;
  border-radius: 50%;
  background: rgba(255, 106, 31, .12);
}

.page-faq .faq-item__icon::before,
.page-faq .faq-item__icon::after {
  content: "";
  position: absolute;
  left: 5px;
  right: 5px;
  top: 50%;
  height: 2px;
  border-radius: 2px;
  background: var(--orange);
  transform: translateY(-50%);
  transition: transform var(--dur-fast) var(--ease);
}

.page-faq .faq-item__icon::after { transform: translateY(-50%) rotate(90deg); }

.page-faq .faq-item[open] .faq-item__icon::after {
  transform: translateY(-50%) rotate(0deg);
}

.page-faq .faq-item__a {
  padding: 0 18px 18px 16px;
}

.page-faq .faq-item[open] .faq-item__a {
  animation: faqDrop 260ms var(--ease) both;
}

.page-faq .faq-item__a p {
  margin: 0;
  padding-top: 13px;
  border-top: 1px solid rgba(19, 42, 74, .14);
  font-size: 15px;
  line-height: 1.74;
  color: rgba(19, 42, 74, .86);
}

.page-faq .faq-item__a a {
  color: #b8420a;
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .faq-item__a a:hover { color: var(--orange); }

@keyframes faqDrop {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: none; }
}

/* ---------- 客服引导条 ---------- */
.page-faq .faq-help {
  background: var(--ink-900);
}

.page-faq .faq-help__bar {
  display: grid;
  gap: var(--s-3);
  padding: var(--s-4) var(--s-3);
  border: 1px solid rgba(255, 106, 31, .34);
  border-radius: var(--r-lg);
  background:
    linear-gradient(120deg, rgba(255, 106, 31, .14), rgba(11, 27, 51, 0) 58%),
    var(--ink-850);
}

.page-faq .faq-help .label {
  display: inline-block;
  padding: 4px 11px;
  margin-bottom: var(--s-2);
  border-radius: var(--r-pill);
  background: rgba(182, 255, 60, .14);
  border: 1px solid rgba(182, 255, 60, .34);
  color: var(--lime);
}

.page-faq .faq-help h2 {
  margin: 0 0 var(--s-2);
  font-size: clamp(22px, 4.4vw, 32px);
  font-weight: 900;
  line-height: 1.18;
  letter-spacing: -.01em;
  color: var(--white);
}

.page-faq .faq-help p {
  margin: 0;
  max-width: 52ch;
  font-size: 15px;
  line-height: 1.76;
  color: var(--mist);
}

.page-faq .faq-help__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s-2);
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, .94fr);
    gap: var(--s-4);
  }

  .page-faq .faq-help__bar {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    padding: var(--s-4) var(--s-4);
  }
}

@media (min-width: 1000px) {
  .page-faq .faq-layout {
    grid-template-columns: 258px minmax(0, 1fr);
    gap: var(--s-5);
    align-items: start;
  }

  .page-faq .faq-index {
    position: sticky;
    top: calc(var(--header-h) + 22px);
  }

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

  .page-faq .faq-item__summary {
    padding: 19px 22px 19px 20px;
  }

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

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-item[open] .faq-item__a { animation: none; }
  .page-faq .faq-hero__figure,
  .page-faq .faq-figure { transform: none; }
  .page-faq .faq-item__summary::before,
  .page-faq .faq-item__icon::after { transition: none; }
}