.page-faq {
  --faq-index-w: 288px;
  --faq-accent-line: linear-gradient(90deg, var(--neon), var(--violet) 52%, var(--coral));
}

.page-faq .section {
  padding-block: clamp(30px, 5vw, 60px);
}

.page-faq .crumbs {
  margin-bottom: 16px;
}

/* ---------- 首屏框景 ---------- */
.page-faq .faq-hero__frame {
  padding: clamp(18px, 3.6vw, 42px);
  background:
    radial-gradient(120% 90% at 88% 8%, rgba(124, 77, 255, .16), transparent 60%),
    radial-gradient(90% 80% at 4% 96%, rgba(35, 224, 208, .12), transparent 62%),
    rgba(11, 36, 71, .55);
  overflow: hidden;
}

.page-faq .faq-hero__grid {
  display: grid;
  gap: clamp(22px, 3.6vw, 44px);
  align-items: center;
}

.page-faq .faq-hero .label {
  display: block;
  margin: 0 0 12px;
}

.page-faq .page-title {
  margin: 0 0 14px;
  font-family: var(--font-head);
  font-size: clamp(32px, 7vw, 60px);
  font-weight: 900;
  line-height: 1.06;
  letter-spacing: -.03em;
  color: var(--ink);
}

.page-faq .page-lead {
  margin: 0;
  max-width: 54ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.78;
  color: var(--ink-2);
}

.page-faq .faq-hero .actions {
  margin-top: 24px;
}

.page-faq .faq-facts {
  list-style: none;
  margin: 26px 0 0;
  padding: 18px 0 0;
  border-top: var(--hair);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 14px;
}

.page-faq .faq-facts li {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 13px;
  line-height: 1.5;
  color: var(--ink-3);
  padding-left: 12px;
  border-left: 2px solid rgba(35, 224, 208, .45);
}

.page-faq .faq-facts .num {
  font-family: var(--font-num);
  font-size: 21px;
  font-weight: 700;
  color: var(--neon);
  letter-spacing: -.01em;
}

.page-faq .faq-hero__media {
  margin: 0;
}

.page-faq .faq-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--steel);
  box-shadow: 10px 10px 0 rgba(124, 77, 255, .22);
}

.page-faq .faq-hero__media .figure__cap {
  margin-top: 12px;
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: .02em;
  color: var(--ink-3);
}

/* ---------- 查询路径 ---------- */
.page-faq .faq-path__inner {
  display: grid;
  gap: 24px;
  padding: clamp(18px, 3vw, 30px);
  border: var(--hair);
  border-left: 3px solid var(--violet);
  background: rgba(6, 20, 40, .6);
}

.page-faq .faq-path__text .label {
  display: block;
  margin: 0 0 10px;
}

.page-faq .faq-path__text .sec-title {
  margin: 0 0 12px;
  font-family: var(--font-head);
  font-size: clamp(23px, 3.2vw, 32px);
  font-weight: 900;
  letter-spacing: -.02em;
  color: var(--ink);
  line-height: 1.18;
}

.page-faq .faq-path__text p {
  margin: 0;
  max-width: 56ch;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--ink-2);
}

.page-faq .faq-path__figure {
  overflow-x: auto;
  padding-bottom: 4px;
}

.page-faq .faq-path__svg {
  display: block;
  width: 100%;
  min-width: 520px;
  height: auto;
}

.page-faq .faq-path__box {
  fill: rgba(11, 36, 71, .92);
  stroke: var(--steel);
  stroke-width: 1;
}

.page-faq .faq-path__box--hot {
  fill: rgba(35, 224, 208, .14);
  stroke: var(--neon);
}

.page-faq .faq-path__idx {
  font-family: var(--font-num);
  font-size: 11px;
  font-weight: 600;
  fill: var(--score);
  letter-spacing: .08em;
}

.page-faq .faq-path__node {
  font-family: var(--font-head);
  font-size: 15px;
  font-weight: 700;
  fill: var(--ink);
  text-anchor: middle;
}

.page-faq .faq-path__arrow {
  fill: none;
  stroke: var(--neon);
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* ---------- 阶段横滑带 ---------- */
.page-faq .faq-stage-band {
  outline: none;
}

.page-faq .faq-stage-band:focus-visible {
  outline: 2px solid var(--neon);
  outline-offset: 3px;
}

.page-faq .faq-stage-list {
  list-style: none;
  margin: 0;
  padding: 0 0 6px;
  display: flex;
  gap: 12px;
}

.page-faq .faq-stage-item {
  flex: 0 0 auto;
  min-width: 190px;
  display: grid;
  gap: 4px;
  padding: 14px 16px;
  border: var(--hair);
  border-top: 2px solid var(--steel);
  background: var(--panel);
}

.page-faq .faq-stage-item .num {
  font-family: var(--font-num);
  font-size: 12px;
  color: var(--score);
  letter-spacing: .1em;
}

.page-faq .faq-stage-item strong {
  font-family: var(--font-head);
  font-size: 16px;
  font-weight: 800;
  color: var(--ink);
  letter-spacing: -.01em;
}

.page-faq .faq-stage-item span:last-child {
  font-size: 13px;
  line-height: 1.5;
  color: var(--ink-3);
}

/* ---------- 主布局：索引 + 答案 ---------- */
.page-faq .faq-layout {
  display: grid;
  gap: 34px;
  min-width: 0;
}

.page-faq .faq-index {
  border-left: 2px solid var(--steel);
  padding-left: 16px;
  min-width: 0;
}

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

.page-faq .faq-index__label {
  margin: 0 0 8px;
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-head);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .08em;
  color: var(--ink-3);
}

.page-faq .faq-index__label .num {
  font-family: var(--font-num);
  font-size: 11px;
  color: var(--coral);
  border: 1px solid rgba(255, 106, 61, .5);
  padding: 1px 5px;
}

.page-faq .faq-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
}

.page-faq .faq-index__link {
  display: flex;
  gap: 9px;
  align-items: baseline;
  padding: 7px 10px;
  margin-left: -16px;
  border-left: 2px solid transparent;
  font-size: 14px;
  line-height: 1.5;
  color: var(--ink-2);
  text-decoration: none;
  transition: color .16s ease, background-color .16s ease, border-color .16s ease;
}

.page-faq .faq-index__link .num {
  flex: 0 0 auto;
  font-family: var(--font-num);
  font-size: 11.5px;
  color: var(--ink-3);
  transition: color .16s ease;
}

.page-faq .faq-index__link:hover,
.page-faq .faq-index__link:focus-visible {
  color: var(--ink);
  background: rgba(35, 224, 208, .08);
  border-left-color: var(--neon);
  outline: none;
}

.page-faq .faq-index__link:hover .num,
.page-faq .faq-index__link:focus-visible .num {
  color: var(--neon);
}

.page-faq .faq-index__link:focus-visible {
  box-shadow: inset 0 0 0 1px rgba(35, 224, 208, .55);
}

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

/* ---------- 答案分区 ---------- */
.page-faq .faq-block {
  margin-bottom: clamp(38px, 6vw, 68px);
}

.page-faq .faq-block:last-of-type {
  margin-bottom: 0;
}

.page-faq .faq-block__head {
  position: relative;
  border-top: var(--hair);
  padding-top: 20px;
  margin-bottom: 20px;
}

.page-faq .faq-block__head::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  width: 64px;
  height: 2px;
  background: var(--faq-accent-line);
}

.page-faq .faq-block__title {
  margin: 12px 0 10px;
  font-family: var(--font-head);
  font-size: clamp(23px, 3.4vw, 33px);
  font-weight: 900;
  line-height: 1.14;
  letter-spacing: -.025em;
  color: var(--ink);
}

.page-faq .faq-block__note {
  margin: 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink-2);
}

.page-faq .faq-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-faq .faq-item {
  padding: 0;
  overflow: hidden;
  transition: border-color .18s ease, transform .18s ease;
}

.page-faq .faq-item[open] {
  border-color: rgba(35, 224, 208, .55);
}

.page-faq .faq-item summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: flex-start;
  gap: 13px;
  padding: 15px 18px;
}

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

.page-faq .faq-item summary:focus-visible {
  outline: 2px solid var(--neon);
  outline-offset: -2px;
}

.page-faq .faq-item__num {
  flex: 0 0 auto;
  padding-top: 3px;
  font-family: var(--font-num);
  font-size: 12.5px;
  font-weight: 600;
  color: var(--neon);
  letter-spacing: .04em;
}

.page-faq .faq-item__text {
  flex: 1 1 auto;
  min-width: 0;
  font-family: var(--font-head);
  font-size: 16px;
  font-weight: 800;
  line-height: 1.52;
  letter-spacing: -.01em;
  color: var(--ink);
}

.page-faq .faq-item__chev {
  flex: 0 0 auto;
  width: 10px;
  height: 10px;
  margin-top: 5px;
  border-right: 2px solid var(--ink-3);
  border-bottom: 2px solid var(--ink-3);
  transform: rotate(45deg);
  transition: transform .18s ease, border-color .18s ease;
}

.page-faq .faq-item[open] .faq-item__chev {
  transform: rotate(-135deg);
  border-color: var(--neon);
}

.page-faq .faq-item__a {
  padding: 0 18px 18px 45px;
  border-top: var(--hair);
  margin-top: -1px;
  padding-top: 14px;
  color: var(--ink-2);
  font-size: 15px;
  line-height: 1.78;
}

.page-faq .faq-item__a p {
  margin: 0 0 14px;
}

.page-faq .faq-more {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-head);
  font-size: 14.5px;
  font-weight: 800;
  color: var(--coral);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 106, 61, .4);
  padding-bottom: 2px;
}

.page-faq .faq-more span {
  transition: transform .16s ease;
}

.page-faq .faq-more:hover span,
.page-faq .faq-more:focus-visible span {
  transform: translateX(5px);
}

.page-faq .faq-more:hover,
.page-faq .faq-more:focus-visible {
  color: #FF8B63;
  border-bottom-color: rgba(255, 139, 99, .7);
}

.page-faq .faq-more:focus-visible {
  outline: 2px solid var(--neon);
  outline-offset: 3px;
}

/* ---------- 中段过渡图 ---------- */
.page-faq .faq-mid {
  margin: clamp(34px, 6vw, 66px) 0;
}

.page-faq .faq-mid img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border: var(--hair);
  filter: saturate(1.05) contrast(1.03);
}

.page-faq .faq-mid__cap {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 8px 18px;
  margin-top: 10px;
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--ink-3);
}

/* ---------- 联系面板 ---------- */
.page-faq .faq-contact {
  position: relative;
  margin-top: 26px;
  padding: clamp(20px, 3.4vw, 34px);
  border: 1px solid var(--steel);
  background:
    radial-gradient(110% 120% at 100% 0%, rgba(255, 106, 61, .14), transparent 58%),
    rgba(11, 36, 71, .9);
  overflow: hidden;
}

.page-faq .faq-contact::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: var(--faq-accent-line);
}

.page-faq .faq-contact__title {
  margin: 0 0 18px;
  font-family: var(--font-head);
  font-size: clamp(19px, 2.4vw, 24px);
  font-weight: 900;
  letter-spacing: -.01em;
  color: var(--ink);
}

.page-faq .faq-contact__grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-faq .faq-contact__item {
  border-top: var(--hair);
  padding-top: 10px;
}

.page-faq .faq-contact__key {
  margin: 0 0 5px;
  font-family: var(--font-head);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .08em;
  color: var(--ink-3);
}

.page-faq .faq-contact__val {
  margin: 0;
  font-family: var(--font-num);
  font-size: clamp(15px, 1.8vw, 17px);
  font-weight: 600;
  line-height: 1.5;
  color: var(--ink);
  overflow-wrap: anywhere;
}

.page-faq .faq-contact__val--mail {
  color: var(--neon);
}

.page-faq .faq-contact__val--addr {
  font-family: var(--font-body);
  font-weight: 500;
  color: var(--ink-2);
  font-size: 15px;
}

.page-faq .faq-contact .actions {
  margin-top: 22px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-faq .faq-path__inner {
    grid-template-columns: 1fr 1.35fr;
    align-items: center;
  }

  .page-faq .faq-contact__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px 28px;
  }
}

@media (min-width: 960px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: 1.1fr .9fr;
  }
}

@media (min-width: 1000px) {
  .page-faq .faq-layout {
    grid-template-columns: var(--faq-index-w) minmax(0, 1fr);
    gap: 54px;
    align-items: start;
  }

  .page-faq .faq-index {
    position: sticky;
    top: calc(var(--head-h) + 20px);
    max-height: calc(100vh - var(--head-h) - 40px);
    overflow-y: auto;
  }

  .page-faq .faq-stage-item {
    min-width: 210px;
  }
}

@media (max-width: 480px) {
  .page-faq .faq-item summary {
    padding: 14px 14px;
    gap: 10px;
  }

  .page-faq .faq-item__a {
    padding: 13px 14px 16px 38px;
  }

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

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-index__link,
  .page-faq .faq-item,
  .page-faq .faq-item__chev,
  .page-faq .faq-more span {
    transition: none;
  }
}