.page-faq {
  --faq-gap: clamp(52px, 8vw, 104px);
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-read);
  overflow-x: clip;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  padding: clamp(24px, 3.6vw, 44px) 0 clamp(36px, 5vw, 66px);
  border-bottom: 1px solid var(--line);
}

.page-faq .breadcrumb {
  margin-bottom: clamp(22px, 3.4vw, 44px);
}

.page-faq .faq-hero__grid {
  display: grid;
  gap: clamp(24px, 4vw, 52px);
  align-items: end;
}

.page-faq .faq-hero__copy .t-idx {
  margin: 0 0 14px;
  color: var(--saffron);
}

.page-faq .faq-hero h1 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(32px, 5.6vw, 70px);
  line-height: 1.1;
  letter-spacing: -.012em;
  color: var(--paper);
  text-wrap: balance;
}

.page-faq .faq-hero__lead {
  margin: clamp(18px, 2.4vw, 28px) 0 0;
  max-width: 52ch;
  font-size: clamp(15px, 1.55vw, 17px);
  line-height: 1.9;
  color: var(--index);
}

.page-faq .faq-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
  margin: clamp(20px, 2.6vw, 30px) 0 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-num);
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--index);
}

.page-faq .faq-hero__meta li {
  display: inline-flex;
  align-items: center;
}

.page-faq .faq-hero__meta li::before {
  content: "";
  display: inline-block;
  width: 14px;
  height: 2px;
  margin-right: 9px;
  background: var(--jade);
}

.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(22px, 3vw, 34px);
}

.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(--line);
}

/* ---------- 分区锚点带 ---------- */
.page-faq .faq-jump {
  padding: 0 var(--gutter);
  border-bottom: 1px solid var(--line);
  background: var(--panel);
}

.page-faq .faq-jump__list {
  width: min(var(--maxw), 100%);
  margin: 0 auto;
  padding: 10px 0;
  display: flex;
  gap: 6px;
  list-style: none;
  overflow-x: auto;
  scroll-snap-type: x proximity;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

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

.page-faq .faq-jump__list a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 14px;
  border: 1px solid var(--line);
  font-family: var(--font-ui);
  font-size: 13px;
  line-height: 1;
  color: var(--paper);
  text-decoration: none;
  white-space: nowrap;
  scroll-snap-align: start;
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-faq .faq-jump__list a:hover,
.page-faq .faq-jump__list a:focus-visible {
  border-color: var(--red-lit);
  color: var(--red-lit);
  background: rgba(224, 112, 79, .08);
}

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

/* ---------- 问答区块 ---------- */
.page-faq .faq-block {
  padding: var(--faq-gap) 0;
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-block__grid {
  display: grid;
  gap: clamp(20px, 3vw, 34px);
}

.page-faq .faq-block__num {
  display: block;
  font-family: var(--font-num);
  font-size: clamp(38px, 4.6vw, 60px);
  line-height: 1;
  letter-spacing: -.02em;
  color: var(--red);
}

.page-faq .faq-block__title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(21px, 2.5vw, 29px);
  line-height: 1.32;
  color: var(--paper);
}

.page-faq .faq-block__note {
  margin: 10px 0 0;
  font-family: var(--font-ui);
  font-size: 13px;
  line-height: 1.85;
  color: var(--index);
}

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

/* ---------- 折叠问答 ---------- */
.page-faq .qa {
  position: relative;
  padding-left: 20px;
  border-bottom: 1px solid var(--line);
}

.page-faq .qa::before {
  content: "";
  position: absolute;
  left: 0;
  top: 20px;
  bottom: 20px;
  width: 2px;
  background: var(--red);
  opacity: .35;
  transition: opacity var(--dur) var(--ease), width var(--dur) var(--ease);
}

.page-faq .qa[open]::before,
.page-faq .qa:hover::before {
  opacity: 1;
  width: 3px;
}

.page-faq .qa__q {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 0;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-ui);
  font-size: clamp(15px, 1.7vw, 17px);
  font-weight: 500;
  line-height: 1.6;
  color: var(--paper);
  transition: color var(--dur) var(--ease);
}

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

.page-faq .qa__q::marker {
  content: "";
}

.page-faq .qa__q:hover {
  color: var(--red-lit);
}

.page-faq .qa__text {
  flex: 1 1 auto;
}

.page-faq .qa__sign {
  position: relative;
  flex: 0 0 26px;
  width: 26px;
  height: 26px;
  margin-top: 2px;
  border: 1px solid var(--line-2);
  transition: border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-faq .qa__sign::before,
.page-faq .qa__sign::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  background: var(--index);
  transform: translate(-50%, -50%);
}

.page-faq .qa__sign::before {
  width: 11px;
  height: 1px;
}

.page-faq .qa__sign::after {
  width: 1px;
  height: 11px;
  transition: transform var(--dur) var(--ease), opacity var(--dur) var(--ease);
}

.page-faq .qa[open] .qa__sign {
  border-color: var(--red-lit);
  background: var(--red);
}

.page-faq .qa[open] .qa__sign::before {
  background: var(--paper);
}

.page-faq .qa[open] .qa__sign::after {
  transform: translate(-50%, -50%) scaleY(0);
  opacity: 0;
}

.page-faq .qa__a {
  max-width: 64ch;
  padding: 0 40px 22px 0;
}

.page-faq .qa__a p {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.9;
  color: var(--index);
}

/* ---------- 对齐三项说明面板 ---------- */
.page-faq .faq-note {
  padding: var(--faq-gap) 0;
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-note__head {
  display: flex;
  align-items: baseline;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: clamp(18px, 2.6vw, 30px);
}

.page-faq .faq-note__head .faq-block__num {
  font-size: clamp(30px, 3.6vw, 46px);
}

.page-faq .faq-note__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(21px, 2.5vw, 29px);
  line-height: 1.32;
  color: var(--paper);
}

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

.page-faq .faq-note__list li {
  display: grid;
  gap: 6px;
  padding: 20px 0;
  border-top: 1px solid var(--line);
}

.page-faq .faq-note__k {
  font-family: var(--font-num);
  font-size: 15px;
  letter-spacing: .08em;
  color: var(--saffron);
}

.page-faq .faq-note__list p {
  margin: 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.88;
  color: var(--index);
}

.page-faq .faq-note__foot {
  margin: 26px 0 0;
  padding: 16px 20px;
  border-left: 3px solid var(--red);
  background: rgba(192, 70, 44, .1);
  font-family: var(--font-ui);
  font-size: 14px;
  line-height: 1.8;
  color: var(--paper);
}

/* ---------- 圈层速查表 ---------- */
.page-faq .faq-zone {
  padding: var(--faq-gap) 0;
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-zone__head {
  max-width: 66ch;
}

.page-faq .faq-zone__head .faq-block__num {
  font-size: clamp(32px, 3.8vw, 48px);
}

.page-faq .faq-zone__title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(21px, 2.5vw, 29px);
  line-height: 1.32;
  color: var(--paper);
}

.page-faq .faq-zone__note {
  margin: 10px 0 0;
  font-family: var(--font-ui);
  font-size: 13px;
  line-height: 1.85;
  color: var(--index);
}

.page-faq .faq-table-wrap {
  margin-top: clamp(22px, 3vw, 38px);
  overflow-x: auto;
}

.page-faq .faq-table {
  width: 100%;
  min-width: 700px;
  border-collapse: collapse;
  font-family: var(--font-ui);
  font-size: 14px;
  text-align: left;
}

.page-faq .faq-table th,
.page-faq .faq-table td {
  padding: 16px 18px;
  vertical-align: top;
  border-bottom: 1px solid var(--line);
  transition: background-color var(--dur) var(--ease);
}

.page-faq .faq-table thead th {
  padding-top: 12px;
  padding-bottom: 12px;
  font-family: var(--font-num);
  font-weight: 400;
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--index);
  white-space: nowrap;
  border-bottom-color: var(--line-2);
}

.page-faq .faq-table tbody th {
  font-weight: 600;
  color: var(--paper);
  white-space: nowrap;
}

.page-faq .faq-table tbody td {
  color: var(--index);
}

.page-faq .faq-table tbody tr:hover th,
.page-faq .faq-table tbody tr:hover td {
  background: rgba(242, 237, 228, .05);
}

.page-faq .faq-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  margin-right: 10px;
  border-radius: 50%;
  vertical-align: middle;
}

.page-faq .faq-dot--core { background: var(--red); }
.page-faq .faq-dot--region { background: var(--jade); }
.page-faq .faq-dot--plateau { background: var(--saffron); }
.page-faq .faq-dot--port { background: var(--index); }

.page-faq .faq-time {
  font-family: var(--font-num);
  font-size: 18px;
  letter-spacing: .02em;
  color: var(--paper);
}

/* ---------- 四步流程 ---------- */
.page-faq .faq-flow {
  padding: var(--faq-gap) 0;
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-flow__media {
  margin: clamp(22px, 3vw, 38px) 0 0;
}

.page-faq .faq-flow__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--line);
}

.page-faq .flow {
  display: grid;
  gap: 0;
  margin: clamp(26px, 3.6vw, 46px) 0 0;
  padding: 0;
  list-style: none;
  counter-reset: flow;
}

.page-faq .flow__step {
  position: relative;
  padding: 26px 24px 26px 0;
}

.page-faq .flow__n {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border: 1px solid var(--red);
  border-radius: 50%;
  font-family: var(--font-num);
  font-size: 16px;
  line-height: 1;
  color: var(--red-lit);
  transition: background-color var(--dur) var(--ease), color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-faq .flow__step:hover .flow__n {
  background: var(--red);
  border-color: var(--red-lit);
  color: var(--paper);
}

.page-faq .flow__title {
  margin: 16px 0 0;
  font-family: var(--font-ui);
  font-size: 17px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--paper);
}

.page-faq .flow__text {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--index);
}

.page-faq .flow__need {
  margin: 12px 0 0;
  font-family: var(--font-ui);
  font-size: 12px;
  letter-spacing: .04em;
  line-height: 1.7;
  color: var(--jade);
}

/* ---------- 联系区块 ---------- */
.page-faq .faq-help {
  padding: var(--faq-gap) 0 clamp(64px, 9vw, 128px);
}

.page-faq .faq-help__grid {
  display: grid;
  gap: clamp(26px, 4vw, 52px);
}

.page-faq .faq-help__title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(22px, 2.6vw, 30px);
  line-height: 1.32;
  color: var(--paper);
}

.page-faq .faq-help__lead {
  margin: 16px 0 0;
  max-width: 54ch;
  font-size: 15.5px;
  line-height: 1.9;
  color: var(--index);
}

.page-faq .faq-help__list {
  display: grid;
  gap: 12px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-help__list li {
  position: relative;
  padding-left: 22px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--index);
}

.page-faq .faq-help__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 12px;
  width: 10px;
  height: 1px;
  background: var(--red);
}

.page-faq .faq-help__card {
  padding: clamp(22px, 3vw, 34px);
  background: var(--paper-2);
  color: var(--ink);
}

.page-faq .faq-help__card .t-idx {
  margin: 0;
  color: #6E675D;
}

.page-faq .faq-help__val {
  margin: 5px 0 20px;
  font-family: var(--font-num);
  font-size: clamp(17px, 2vw, 21px);
  line-height: 1.45;
  letter-spacing: .01em;
  color: var(--ink);
  overflow-wrap: anywhere;
}

.page-faq .faq-help__note {
  margin: 0 0 22px;
  font-size: 13px;
  line-height: 1.8;
  color: #5C564D;
}

.page-faq .faq-help__card .btn {
  justify-content: center;
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-faq .flow {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-faq .flow__step {
    padding: 26px 28px 30px 0;
    border-top: 1px solid var(--line-2);
  }

  .page-faq .flow__step:not(:last-child)::after {
    content: "";
    position: absolute;
    top: 43px;
    left: 48px;
    right: 14px;
    height: 1px;
    background: var(--line-2);
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
  }

  .page-faq .faq-block__grid {
    grid-template-columns: minmax(0, 250px) minmax(0, 1fr);
    gap: clamp(32px, 5vw, 84px);
    align-items: start;
  }

  .page-faq .faq-block__head {
    position: sticky;
    top: 24px;
  }

  .page-faq .faq-note__list li {
    grid-template-columns: 130px minmax(0, 1fr);
    gap: 4px 24px;
    align-items: baseline;
    padding: 22px 0;
  }

  .page-faq .faq-help__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    align-items: start;
  }
}

@media (max-width: 899px) {
  .page-faq .faq-block__head {
    position: static;
  }
}

@media (max-width: 600px) {
  .page-faq .faq-block__num {
    font-size: 32px;
  }

  .page-faq .qa__a {
    padding-right: 4px;
  }

  .page-faq .faq-table th,
  .page-faq .faq-table td {
    padding: 13px 14px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq *,
  .page-faq *::before,
  .page-faq *::after {
    transition-duration: .01ms !important;
    animation-duration: .01ms !important;
  }
}