.page-faq {
  --faq-gap: clamp(20px, 3.2vw, 40px);
  --faq-pad: clamp(20px, 2.6vw, 30px);
  overflow-wrap: break-word;
}

/* ---------- 面包屑与首屏 ---------- */
.page-faq .breadcrumb {
  padding-top: clamp(18px, 3vw, 30px);
}

.page-faq .faq-hero {
  position: relative;
  padding: clamp(22px, 3.6vw, 44px) 0 clamp(30px, 4.4vw, 62px);
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(110% 80% at 12% -20%, rgba(52, 224, 208, 0.11), transparent 62%),
    radial-gradient(80% 70% at 96% 4%, rgba(255, 122, 26, 0.07), transparent 66%);
}

.page-faq .faq-hero h1 {
  margin: 14px 0 0;
  max-width: 22ch;
  font-size: clamp(29px, 5vw, 46px);
  font-weight: 800;
  line-height: 1.16;
  letter-spacing: -0.02em;
  color: var(--c-mineral);
}

.page-faq .faq-hero__lede {
  margin: 18px 0 0;
  max-width: 60ch;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--c-cool);
}

/* ---------- 页内目录 ---------- */
.page-faq .faq-toc {
  margin-top: clamp(26px, 4vw, 46px);
}

.page-faq .faq-toc ol {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  border-top: 1px solid var(--line);
}

.page-faq .faq-toc li {
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-toc a {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 14px 3px;
  font-size: 14.5px;
  color: var(--c-mineral);
  text-decoration: none;
  transition: color 160ms var(--ease);
}

.page-faq .faq-toc a:hover,
.page-faq .faq-toc a:focus-visible {
  color: var(--c-neon);
}

.page-faq .faq-toc__num {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--c-neon);
}

/* ---------- 章节头部 ---------- */
.page-faq .faq-sec {
  padding: clamp(38px, 5.6vw, 82px) 0;
}

.page-faq .faq-sec__head {
  display: grid;
  gap: 8px;
  margin-bottom: var(--faq-gap);
}

.page-faq .faq-sec__head h2 {
  margin: 0;
  font-size: clamp(21px, 3.1vw, 30px);
  font-weight: 800;
  line-height: 1.24;
  letter-spacing: -0.02em;
  color: var(--c-mineral);
}

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

/* ---------- 01 查询通道 ---------- */
.page-faq .faq-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--faq-gap);
}

.page-faq .path-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-faq .path-card {
  display: grid;
  align-content: start;
  gap: 10px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--c-panel);
  transition: border-color 160ms var(--ease);
}

.page-faq .path-card:hover {
  border-color: var(--line-neon);
}

.page-faq .path-card p {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: var(--c-mineral);
}

.page-faq .path-card__label {
  margin: 0;
}

.page-faq .path-card__prep {
  padding-top: 10px;
  border-top: 1px dashed var(--line);
  font-size: 13.5px !important;
  line-height: 1.7 !important;
  color: var(--c-cool) !important;
}

.page-faq .flow-steps {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-faq .flow-step {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 14px;
  padding: 15px 0;
  border-bottom: 1px solid var(--line);
}

.page-faq .flow-step__num {
  display: block;
  width: 26px;
  height: 26px;
  line-height: 24px;
  text-align: center;
  border: 1px solid var(--line-neon);
  border-radius: 50%;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--c-neon);
}

.page-faq .flow-step h3 {
  margin: 0 0 4px;
  font-size: 15.5px;
  font-weight: 700;
  color: var(--c-mineral);
}

.page-faq .flow-step p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--c-cool);
}

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

/* ---------- 02 保养时间轴 ---------- */
.page-faq .cycle-wrap {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--faq-gap);
}

.page-faq .timeline {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
  position: relative;
}

.page-faq .timeline__item {
  position: relative;
  padding-left: 24px;
}

.page-faq .timeline__mark {
  position: absolute;
  left: 0;
  top: 8px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--c-neon);
  box-shadow: 0 0 0 4px rgba(52, 224, 208, 0.10);
}

.page-faq .timeline__item--alert .timeline__mark {
  background: var(--c-book);
  box-shadow: 0 0 0 4px rgba(224, 168, 60, 0.14);
}

.page-faq .timeline__meta {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--c-book);
}

.page-faq .timeline__body h3 {
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 700;
  color: var(--c-mineral);
}

.page-faq .timeline__body p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--c-cool);
}

.page-faq .timeline__item--alert .timeline__body {
  padding-left: 12px;
  border-left: 2px solid rgba(224, 168, 60, 0.45);
}

.page-faq .cycle-notes {
  margin-top: 26px;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-faq .cycle-note {
  padding: 16px 18px;
  background: var(--c-panel);
}

.page-faq .cycle-note__k {
  margin: 0 0 5px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--c-neon);
}

.page-faq .cycle-note__v {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-cool);
}

.page-faq .cycle-fig {
  margin: 0;
}

/* ---------- 03 物流时效 ---------- */
.page-faq .logi-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

.page-faq .logi-card {
  display: grid;
  align-content: start;
  gap: 10px;
  padding: var(--faq-pad);
}

.page-faq .logi-card .tag {
  justify-self: start;
}

.page-faq .logi-card h3 {
  margin: 0;
  font-size: 18px;
  font-weight: 700;
  color: var(--c-mineral);
}

.page-faq .logi-card p {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: var(--c-cool);
}

.page-faq .logi-note {
  padding-top: 10px;
  border-top: 1px dashed var(--line);
  font-size: 13.5px !important;
  color: var(--c-cool) !important;
}

.page-faq .num-hot {
  font-family: var(--font-mono);
  font-size: 1.05em;
  font-weight: 600;
  color: var(--c-hot);
  text-shadow: 0 0 12px rgba(255, 122, 26, 0.35);
}

.page-faq .logi-foot {
  margin: 20px 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--line-strong);
  font-size: 14px;
  line-height: 1.72;
  color: var(--c-cool);
}

/* ---------- 04 常见问题折叠 ---------- */
.page-faq .qa-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 3.4vw, 40px);
  max-width: 960px;
}

.page-faq .qa-group__title {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 12px;
  font-size: 17px;
  font-weight: 700;
  color: var(--c-mineral);
}

.page-faq .qa-group__num {
  display: block;
  width: 22px;
  height: 22px;
  line-height: 22px;
  text-align: center;
  border-radius: var(--radius);
  background: var(--c-neon);
  color: var(--c-void);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0;
}

.page-faq .qa-list {
  border-top: 1px solid var(--line);
}

.page-faq .qa-item {
  border-bottom: 1px solid var(--line);
}

.page-faq .qa-item summary {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 16px;
  align-items: center;
  gap: 14px;
  padding: 15px 4px 15px 0;
  list-style: none;
  cursor: pointer;
  font-size: 15px;
  font-weight: 600;
  color: var(--c-mineral);
  transition: color 160ms var(--ease);
}

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

.page-faq .qa-item summary:hover {
  color: var(--c-neon);
}

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

.page-faq .qa-item__arrow {
  justify-self: end;
  width: 8px;
  height: 8px;
  margin-right: 3px;
  border-right: 1px solid currentColor;
  border-bottom: 1px solid currentColor;
  transform: rotate(45deg);
  transition: transform 200ms var(--ease);
}

.page-faq .qa-item[open] summary {
  color: var(--c-neon);
}

.page-faq .qa-item[open] .qa-item__arrow {
  transform: rotate(225deg);
}

.page-faq .qa-item__a {
  padding: 0 30px 16px 0;
}

.page-faq .qa-item__a p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--c-cool);
}

.page-faq .qa-item__a a {
  color: var(--c-hot);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 05 工单与转人工 ---------- */
.page-faq .ticket-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

.page-faq .ticket-col {
  padding: var(--faq-pad);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--c-panel);
}

.page-faq .ticket-col--hot {
  border-color: var(--line-hot);
  background:
    linear-gradient(180deg, rgba(255, 122, 26, 0.07), transparent 58%),
    var(--c-panel);
}

.page-faq .ticket-col h3 {
  margin: 0 0 14px;
  font-size: 16.5px;
  font-weight: 700;
  color: var(--c-mineral);
}

.page-faq .ticket-col ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .ticket-col li {
  position: relative;
  padding-left: 18px;
  font-size: 14.5px;
  line-height: 1.68;
  color: var(--c-cool);
}

.page-faq .ticket-col li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 7px;
  height: 1px;
  background: var(--c-cool);
}

.page-faq .ticket-col--hot li::before {
  background: var(--c-hot);
}

.page-faq .ticket-flow {
  margin-top: 22px;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-faq .ticket-flow__step {
  padding: 2px 0 2px 14px;
  border-left: 2px solid var(--line-neon);
}

.page-faq .ticket-flow__step p {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--c-neon);
}

.page-faq .ticket-flow__step strong {
  display: block;
  margin-top: 6px;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--c-mineral);
}

.page-faq .ticket-contact {
  margin: 26px 0 0;
  max-width: 68ch;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--c-cool);
}

.page-faq .mono-strong {
  font-family: var(--font-mono);
  font-size: 0.95em;
  color: var(--c-mineral);
  border-bottom: 1px solid var(--line-strong);
}

.page-faq .ticket-cta {
  margin-top: 22px;
}

/* ---------- 相关入口 ---------- */
.page-faq .faq-more {
  padding: clamp(30px, 4vw, 50px) 0 clamp(46px, 6vw, 78px);
  border-top: 1px solid var(--line);
}

.page-faq .faq-more ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
}

.page-faq .faq-more a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  font-size: 14.5px;
  color: var(--c-mineral);
  text-decoration: none;
  transition: border-color 160ms var(--ease), color 160ms var(--ease);
}

.page-faq .faq-more a::after {
  content: "→";
  font-family: var(--font-mono);
  color: var(--c-neon);
}

.page-faq .faq-more a:hover,
.page-faq .faq-more a:focus-visible {
  border-color: var(--line-neon);
  color: var(--c-neon);
}

/* ---------- 响应式 ---------- */
@media (min-width: 620px) {
  .page-faq .path-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .faq-more ul {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .cycle-notes {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-faq .ticket-flow {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 10px;
  }
}

@media (min-width: 760px) {
  .page-faq .faq-toc ol {
    grid-template-columns: repeat(5, minmax(0, 1fr));
    border-top: 0;
  }

  .page-faq .faq-toc li {
    border-bottom: 0;
    border-top: 1px solid var(--line);
  }

  .page-faq .faq-toc a {
    flex-direction: column;
    gap: 8px;
    padding: 16px 14px 16px 0;
    font-size: 13.5px;
    line-height: 1.5;
  }

  .page-faq .timeline {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
    padding-top: 34px;
  }

  .page-faq .timeline::before {
    content: "";
    position: absolute;
    top: 28px;
    left: 5px;
    right: 5px;
    height: 1px;
    background: linear-gradient(90deg, var(--line-strong), var(--line-neon) 55%, var(--c-book));
  }

  .page-faq .timeline__item {
    padding-left: 0;
  }

  .page-faq .timeline__mark {
    left: 0;
    top: -11px;
  }

  .page-faq .logi-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .ticket-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1000px) {
  .page-faq .faq-split {
    grid-template-columns: minmax(0, 1.18fr) minmax(0, 0.82fr);
    align-items: start;
    gap: clamp(28px, 4vw, 56px);
  }

  .page-faq .faq-split__fig {
    position: sticky;
    top: 96px;
  }

  .page-faq .cycle-wrap {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: center;
    gap: clamp(28px, 4vw, 56px);
  }

  .page-faq .faq-more ul {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-faq .qa-item__a {
    padding-right: 60px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .qa-item__arrow,
  .page-faq .path-card,
  .page-faq .faq-toc a,
  .page-faq .faq-more a {
    transition: none;
  }
}
</style>