/* ===== 术语答疑 /answers/ ===== */
.page-faq {
  --faq-index-w: 236px;
  --faq-hair: rgba(185, 196, 194, .22);
  --faq-hint-w: 196px;
  background: var(--ink);
  color: var(--paper);
  padding: clamp(18px, 3vw, 34px) 0 0;
}

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

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
  padding: 22px 0 32px;
  border-bottom: 2px solid var(--faq-hair);
}

@media (min-width: 900px) {
  .page-faq .faq-hero {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, .94fr);
    gap: clamp(30px, 4vw, 56px);
    align-items: center;
    padding: 38px 0 54px;
  }
}

.page-faq .faq-title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(31px, 5.6vw, 56px);
  line-height: 1.08;
  letter-spacing: .02em;
  color: var(--paper);
  margin: 0 0 16px;
}

.page-faq .faq-lede {
  font-family: var(--font-body);
  font-size: clamp(16px, 1.6vw, 17.5px);
  line-height: 1.85;
  color: var(--paper-2);
  margin: 0;
  max-width: 60ch;
}

.page-faq .faq-facts {
  list-style: none;
  margin: 22px 0 24px;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(126px, 1fr));
  gap: 10px;
}

.page-faq .faq-facts li {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding: 11px 13px;
  background: var(--ink-2);
  border-left: 3px solid var(--amber);
}

.page-faq .fact-num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 25px;
  font-weight: 700;
  line-height: 1;
  color: var(--amber);
}

.page-faq .fact-text {
  font-size: 13px;
  line-height: 1.5;
  color: var(--paper-2);
}

.page-faq .faq-hero-media {
  margin: 0;
}

.page-faq .faq-hero-media img,
.page-faq .faq-ruler-media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 索引 + 问答两栏 ---------- */
.page-faq .qa-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
  padding: 26px 0 20px;
}

@media (min-width: 961px) {
  .page-faq .qa-layout {
    grid-template-columns: var(--faq-index-w) minmax(0, 1fr);
    gap: clamp(26px, 3.4vw, 48px);
    align-items: start;
    padding-top: 38px;
  }
}

.page-faq .faq-index {
  border: 2px solid var(--line);
  background: var(--ink-2);
  box-shadow: var(--shadow-hard);
  padding: 14px 14px 12px;
}

@media (min-width: 961px) {
  .page-faq .faq-index {
    position: sticky;
    top: calc(var(--header-h) + 16px);
  }
}

.page-faq .faq-index-title {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--silver);
  margin: 0 0 10px;
}

.page-faq .faq-index-list {
  list-style: none;
  margin: 0;
  padding: 0 0 4px;
  display: flex;
  gap: 8px;
  overflow-x: auto;
}

@media (min-width: 961px) {
  .page-faq .faq-index-list {
    display: block;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-faq .faq-index-list li + li {
    margin-top: 4px;
  }
}

.page-faq .faq-index-link {
  display: flex;
  align-items: baseline;
  gap: 9px;
  padding: 9px 11px;
  border: 2px solid transparent;
  color: var(--paper-2);
  font-size: 15px;
  line-height: 1.35;
  text-decoration: none;
  white-space: nowrap;
  transition: background-color .2s var(--ease), color .2s var(--ease), border-color .2s var(--ease);
}

@media (min-width: 961px) {
  .page-faq .faq-index-link {
    white-space: normal;
  }
}

.page-faq .faq-index-link:hover,
.page-faq .faq-index-link:focus-visible {
  background: var(--amber);
  border-color: var(--amber);
  color: var(--ink);
}

.page-faq .idx-num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--amber);
}

.page-faq .faq-index-link:hover .idx-num,
.page-faq .faq-index-link:focus-visible .idx-num {
  color: var(--ink);
}

.page-faq .faq-index-foot {
  margin: 12px 0 0;
  padding-top: 10px;
  border-top: 1px solid var(--faq-hair);
  font-size: 13px;
  line-height: 1.65;
  color: var(--paper-2);
}

.page-faq .faq-index-foot a {
  color: var(--amber-lit);
  text-underline-offset: 3px;
}

/* ---------- 分组 ---------- */
.page-faq .qa-group {
  scroll-margin-top: calc(var(--header-h) + 20px);
  padding-bottom: 30px;
  margin-bottom: 30px;
  border-bottom: 1px solid var(--faq-hair);
}

.page-faq .qa-group:last-child {
  border-bottom: 0;
  margin-bottom: 0;
  padding-bottom: 14px;
}

.page-faq .group-head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 10px;
}

.page-faq .group-num {
  flex: none;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 13px;
  letter-spacing: .08em;
  padding: 2px 7px;
  background: var(--amber);
  color: var(--ink);
}

.page-faq .group-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(20px, 2.8vw, 27px);
  line-height: 1.2;
  letter-spacing: .03em;
  color: var(--paper);
}

.page-faq .group-note {
  margin: 0 0 16px;
  padding: 11px 14px;
  background: var(--ink-2);
  border-left: 4px solid var(--amber);
  font-size: 15px;
  line-height: 1.75;
  color: var(--paper-2);
}

.page-faq .group-note a,
.page-faq .qa-a a,
.page-faq .closing-text a {
  color: var(--amber-lit);
  text-underline-offset: 3px;
}

/* ---------- 四步对照法 ---------- */
.page-faq .step-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}

@media (min-width: 720px) {
  .page-faq .step-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.page-faq .step-item {
  position: relative;
  padding: 15px 16px 16px;
  background: var(--ink-2);
  border: 2px solid var(--line);
}

.page-faq .step-item::before {
  content: "";
  position: absolute;
  top: -2px;
  left: -2px;
  width: 42px;
  height: 4px;
  background: var(--amber);
}

.page-faq .step-num {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--amber);
  margin-bottom: 7px;
}

.page-faq .step-title {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 18px;
  letter-spacing: .02em;
  color: var(--paper);
}

.page-faq .step-text {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--paper-2);
}

/* ---------- 问答条目 ---------- */
.page-faq .qa-list {
  display: grid;
  gap: 8px;
}

.page-faq .qa-item {
  background: var(--ink-2);
  border-left: 2px solid var(--line);
  transition: background-color .22s var(--ease), border-color .22s var(--ease);
}

.page-faq .qa-item:hover,
.page-faq .qa-item[open] {
  border-left-color: var(--amber);
}

.page-faq .qa-item:hover {
  background: var(--ink-3);
}

.page-faq .qa-q {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 13px 15px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 16.5px;
  line-height: 1.55;
  letter-spacing: .01em;
  color: var(--paper);
}

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

.page-faq .qa-q::after {
  content: "＋";
  margin-left: auto;
  flex: none;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--amber);
}

.page-faq .qa-item[open] .qa-q::after {
  content: "－";
}

.page-faq .qa-a {
  padding: 0 15px 15px;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.85;
  color: var(--paper-2);
}

@media (min-width: 641px) {
  .page-faq .qa-a {
    padding-left: 30px;
  }
}

.page-faq .qa-a p {
  margin: 0 0 .85em;
  max-width: 68ch;
}

.page-faq .qa-a p:last-child {
  margin-bottom: 0;
}

.page-faq .code {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 14px;
  color: var(--silver);
  background: rgba(127, 178, 166, .13);
  border: 1px solid var(--line);
  padding: 1px 6px;
  white-space: nowrap;
}

/* ---------- 派彩时长刻度尺 ---------- */
.page-faq .faq-ruler-media {
  margin: 0 0 16px;
}

.page-faq .pay-ruler {
  position: relative;
  margin: 0 0 18px;
  padding: 22px 16px 18px;
  background: var(--ink);
  border: 2px solid var(--line);
  box-shadow: var(--shadow-hard);
}

.page-faq .pay-ruler-title {
  margin: 0 0 20px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--silver);
}

.page-faq .pay-ticks {
  display: grid;
  grid-template-columns: 1fr 1.7fr 2.5fr 3.8fr;
  gap: 4px;
  align-items: start;
}

.page-faq .pay-tick {
  position: relative;
  min-width: 0;
  padding: 10px 4px 0 0;
  border-top: 2px solid var(--line);
}

.page-faq .pay-tick::before {
  content: "";
  position: absolute;
  top: -6px;
  left: 0;
  width: 10px;
  height: 10px;
  background: var(--red);
}

.page-faq .pay-label {
  display: block;
  font-family: var(--font-display);
  font-size: 12px;
  line-height: 1.4;
  letter-spacing: .03em;
  color: var(--paper-2);
}

.page-faq .pay-hint {
  display: none;
  position: absolute;
  top: calc(100% + 10px);
  left: 0;
  z-index: 6;
  width: var(--faq-hint-w);
  padding: 9px 11px;
  background: var(--ink-3);
  border: 2px solid var(--amber);
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.65;
  color: var(--paper);
}

.page-faq .pay-tick:last-child .pay-hint {
  left: auto;
  right: 0;
}

.page-faq .pay-tick:hover .pay-hint,
.page-faq .pay-tick:focus-within .pay-hint {
  display: block;
}

/* ---------- 收束通道 ---------- */
.page-faq .faq-closing {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  margin: 6px 0 clamp(38px, 6vw, 66px);
  padding: clamp(20px, 3vw, 32px);
  background: var(--ink-2);
  border: 2px solid var(--amber);
  box-shadow: var(--shadow-hard);
}

@media (min-width: 860px) {
  .page-faq .faq-closing {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    align-items: center;
    gap: 30px;
  }
}

.page-faq .closing-title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(21px, 2.8vw, 29px);
  line-height: 1.22;
  letter-spacing: .03em;
  color: var(--paper);
}

.page-faq .closing-text {
  margin: 0;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.85;
  color: var(--paper-2);
  max-width: 62ch;
}

@media (max-width: 480px) {
  .page-faq {
    --faq-hint-w: 168px;
  }

  .page-faq .qa-q {
    font-size: 15.5px;
    gap: 8px;
  }

  .page-faq .pay-ruler {
    padding: 20px 12px 16px;
  }

  .page-faq .pay-label {
    font-size: 11px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .qa-item,
  .page-faq .faq-index-link {
    transition-duration: .12s;
  }
}
<<<END>>>