.page-faq {
  --faq-measure: 44rem;
  --faq-gap: clamp(14px, 2vw, 20px);
  position: relative;
  overflow-x: clip;
  color: var(--text);
}

/* ---------- 面包屑 ---------- */
.page-faq .crumbs {
  padding-top: clamp(16px, 2.4vw, 26px);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: clip;
  padding: clamp(22px, 4vw, 44px) 0 clamp(34px, 5.4vw, 64px);
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: -14% 46% 34% -18%;
  background: radial-gradient(closest-side, rgba(53, 224, 212, 0.16), transparent 74%);
  pointer-events: none;
  z-index: 0;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  inset: 18% -22% 0 58%;
  background: radial-gradient(closest-side, rgba(124, 107, 232, 0.14), transparent 76%);
  pointer-events: none;
  z-index: 0;
}

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

.page-faq .faq-hero__kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.7em;
  margin: 0 0 clamp(14px, 2.2vw, 22px);
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-faq .faq-hero__kicker::before {
  content: "";
  width: 24px;
  height: 2px;
  background: var(--cyan);
}

.page-faq .faq-hero__title {
  max-width: 22ch;
  margin: 0 0 clamp(14px, 2.2vw, 24px);
  font-family: var(--font-head);
  font-size: clamp(1.9rem, 6.4vw, 4rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--text);
}

.page-faq .faq-hero__lede {
  max-width: 40rem;
  margin: 0;
  font-size: clamp(0.95rem, 2.4vw, 1.0625rem);
  line-height: 1.78;
  color: var(--muted);
}

.page-faq .faq-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px clamp(18px, 3vw, 34px);
  margin: clamp(22px, 3.2vw, 34px) 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-hero__fact {
  display: flex;
  align-items: baseline;
  gap: 0.5em;
  padding-left: 12px;
  border-left: 2px solid var(--line);
  font-size: 0.85rem;
  color: var(--muted);
}

.page-faq .faq-hero__fact b {
  font-family: var(--font-mono);
  font-size: 1.2rem;
  font-variant-numeric: tabular-nums;
  font-weight: 600;
  color: var(--text);
}

/* ---------- 章节头微调 ---------- */
.page-faq .sec-head {
  margin-bottom: clamp(20px, 3vw, 30px);
}

.page-faq .sec-head__num {
  color: var(--dim);
}

/* ---------- 问题索引 ---------- */
.page-faq .faq-jump {
  display: grid;
  grid-template-columns: 1fr;
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

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

.page-faq .faq-jump__link {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-areas:
    "num text"
    "num tag";
  gap: 6px 16px;
  align-items: center;
  padding: 15px 14px 15px 2px;
  color: inherit;
  text-decoration: none;
  transition: background var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-faq .faq-jump__link:hover,
.page-faq .faq-jump__link:focus-visible {
  background: rgba(53, 224, 212, 0.07);
  box-shadow: inset 3px 0 0 var(--cyan);
}

.page-faq .faq-jump__num {
  grid-area: num;
  font-family: var(--font-mono);
  font-size: 1.3rem;
  font-variant-numeric: tabular-nums;
  line-height: 1;
  color: var(--dim);
  transition: color var(--dur) var(--ease);
}

.page-faq .faq-jump__link:hover .faq-jump__num,
.page-faq .faq-jump__link:focus-visible .faq-jump__num {
  color: var(--cyan);
}

.page-faq .faq-jump__text {
  grid-area: text;
  font-size: 1rem;
  font-weight: 500;
  line-height: 1.5;
  color: var(--text);
}

.page-faq .faq-tag {
  grid-area: tag;
  justify-self: start;
  padding: 1px 9px 2px;
  border: 1px solid currentColor;
  border-radius: 999px;
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  line-height: 1.7;
}

.page-faq .faq-tag--entry { color: var(--orange); }
.page-faq .faq-tag--roster { color: var(--cyan); }
.page-faq .faq-tag--version { color: var(--violet); }
.page-faq .faq-tag--contact { color: var(--moss); }

/* ---------- 答案列表 ---------- */
.page-faq .faq-list {
  display: flex;
  flex-direction: column;
  gap: var(--faq-gap);
}

.page-faq .faq-item {
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  background: var(--panel);
  overflow: hidden;
  transition: border-color var(--dur) var(--ease);
}

.page-faq .faq-item[open] {
  border-color: var(--line);
  box-shadow: inset 3px 0 0 var(--cyan);
}

.page-faq .faq-item__summary {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 14px;
  align-items: start;
  padding: clamp(16px, 2.4vw, 22px) clamp(16px, 2.4vw, 26px);
  cursor: pointer;
  list-style: none;
}

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

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

.page-faq .faq-item__num {
  font-family: var(--font-mono);
  font-size: clamp(1.05rem, 3vw, 1.35rem);
  font-variant-numeric: tabular-nums;
  line-height: 1.25;
  color: var(--dim);
  transition: color var(--dur) var(--ease);
}

.page-faq .faq-item[open] .faq-item__num {
  color: var(--cyan);
}

.page-faq .faq-item__q {
  margin: 0;
  font-family: var(--font-head);
  font-size: clamp(1.08rem, 3.6vw, 1.5rem);
  font-weight: 700;
  line-height: 1.34;
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-faq .faq-item__mark {
  position: relative;
  flex: none;
  width: 22px;
  height: 22px;
  margin-top: 3px;
  border: 1px solid var(--line);
  border-radius: 50%;
  transition: border-color var(--dur) var(--ease);
}

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

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

.page-faq .faq-item[open] .faq-item__mark {
  border-color: var(--cyan);
}

.page-faq .faq-item[open] .faq-item__mark::before,
.page-faq .faq-item[open] .faq-item__mark::after {
  background: var(--cyan);
}

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

.page-faq .faq-item__body {
  margin: 0 clamp(16px, 2.4vw, 26px) clamp(18px, 2.6vw, 26px);
  padding-top: clamp(16px, 2.4vw, 22px);
  border-top: 1px solid var(--line);
  max-width: var(--faq-measure);
}

.page-faq .faq-item__lead {
  margin: 0 0 16px;
  font-size: 0.92rem;
  line-height: 1.78;
  color: var(--muted);
}

.page-faq .faq-item__cols {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(16px, 2.4vw, 26px);
  align-items: start;
}

/* ---------- 步骤清单 ---------- */
.page-faq .faq-steps {
  display: flex;
  flex-direction: column;
  gap: 15px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-step {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px;
  align-items: start;
}

.page-faq .faq-step__num {
  display: grid;
  place-items: center;
  width: 26px;
  height: 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius-s);
  background: rgba(53, 224, 212, 0.08);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-variant-numeric: tabular-nums;
  line-height: 1;
  color: var(--cyan);
}

.page-faq .faq-step__title {
  margin: 0 0 4px;
  font-size: 0.98rem;
  font-weight: 600;
  line-height: 1.52;
  color: var(--text);
}

.page-faq .faq-step__text {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.78;
  color: var(--muted);
}

/* ---------- 要点清单 ---------- */
.page-faq .faq-points {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-point {
  padding: 12px 0 12px 16px;
  border-left: 2px solid var(--line);
}

.page-faq .faq-points--tight {
  gap: 6px;
  margin-bottom: 14px;
}

.page-faq .faq-point__title {
  margin: 0 0 4px;
  font-family: var(--font-head);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  line-height: 1.45;
  color: var(--text);
}

.page-faq .faq-point__text {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.78;
  color: var(--muted);
}

/* ---------- 提示条 ---------- */
.page-faq .faq-note {
  margin: 18px 0 0;
  padding: 11px 14px;
  border-left: 2px solid var(--orange);
  border-radius: 0 var(--radius-s) var(--radius-s) 0;
  background: rgba(255, 122, 51, 0.07);
  font-size: 0.86rem;
  line-height: 1.72;
  color: var(--muted);
}

.page-faq .faq-note--calm {
  border-left-color: var(--line);
  background: rgba(35, 51, 77, 0.35);
  margin-top: 16px;
}

.page-faq .faq-skew {
  display: inline-block;
  transform: skewX(-6deg);
  transform-origin: left center;
  font-size: 0.92em;
  color: var(--cyan);
}

/* ---------- 配图 ---------- */
.page-faq .faq-item__figure {
  margin: 0;
}

.page-faq .faq-item__figure .figure__frame {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  background: var(--ink);
}

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

.page-faq .faq-item__figure .figure__cap {
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.04em;
  color: var(--dim);
}

/* ---------- 平板及以上 ---------- */
@media (min-width: 760px) {
  .page-faq .faq-jump {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: clamp(22px, 3.2vw, 48px);
  }

  .page-faq .faq-jump__link {
    grid-template-columns: auto 1fr auto;
    grid-template-areas: "num text tag";
    gap: 12px;
    align-items: center;
    padding: 18px 16px 18px 2px;
  }

  .page-faq .faq-tag {
    justify-self: end;
    align-self: center;
  }
}

/* ---------- 桌面端 ---------- */
@media (min-width: 980px) {
  .page-faq .faq-item__cols {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr);
  }

  .page-faq .faq-item__cols--flip {
    grid-template-columns: minmax(0, 0.75fr) minmax(0, 1.25fr);
  }

  .page-faq .faq-item__cols--flip .faq-item__figure {
    order: -1;
  }

  .page-faq .faq-item__body {
    padding-right: clamp(20px, 3vw, 40px);
  }
}

/* ---------- 减弱动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-jump__link,
  .page-faq .faq-jump__num,
  .page-faq .faq-item,
  .page-faq .faq-item__num,
  .page-faq .faq-item__mark,
  .page-faq .faq-item__mark::before,
  .page-faq .faq-item__mark::after {
    transition: none;
  }

  .page-faq .faq-skew {
    transform: none;
  }
}
<<<END>>>