.page-faq {
  --faq-indent-sm: 2.35rem;
  --faq-indent-lg: 3.2rem;
  background: var(--ink-900);
  color: var(--ivory);
}

/* ---------- 首屏 ---------- */

.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: calc(var(--header-h) + clamp(1.8rem, 6vw, 4rem)) 0 clamp(2.2rem, 6vw, 3.6rem);
  background:
    radial-gradient(118% 88% at 86% 4%, rgba(53, 224, 192, .13), transparent 58%),
    linear-gradient(168deg, var(--ink-900) 0%, #0d2419 58%, var(--ink-800) 100%);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--cy) 28%, rgba(53, 224, 192, .18) 72%, transparent);
  pointer-events: none;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  right: -14%;
  top: -22%;
  width: 48%;
  height: 152%;
  background: linear-gradient(180deg, rgba(53, 224, 192, .1), rgba(255, 122, 61, .055));
  clip-path: polygon(40% 0, 100% 0, 100% 100%, 0 100%);
  transform: rotate(-1.6deg);
  pointer-events: none;
}

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

.page-faq .crumbs ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .4rem;
  list-style: none;
  margin: 0 0 clamp(1.6rem, 4vw, 2.6rem);
  padding: 0;
  font-size: .78rem;
  letter-spacing: .06em;
}

.page-faq .crumbs li + li::before {
  content: "/";
  margin-right: .4rem;
  color: var(--dim);
}

.page-faq .crumbs a {
  color: var(--mist);
  text-decoration: none;
  transition: color var(--dur-2) var(--ease);
}

.page-faq .crumbs a:hover,
.page-faq .crumbs a:focus-visible {
  color: var(--cy);
}

.page-faq .crumbs li[aria-current="page"] {
  color: var(--ivory);
}

.page-faq .faq-hero__kicker {
  display: flex;
  align-items: baseline;
  gap: .5rem;
  margin: 0 0 clamp(.9rem, 2.4vw, 1.4rem);
  font-size: .76rem;
  letter-spacing: .16em;
  color: var(--mist);
}

.page-faq .faq-hero__kicker .num {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: 0;
  color: var(--orange);
}

.page-faq .faq-hero__title {
  margin: 0;
  max-width: 19ch;
  font-family: var(--font-display);
  font-size: clamp(2.05rem, 5.6vw, 4.3rem);
  font-weight: 800;
  line-height: 1.02;
  letter-spacing: -.03em;
  color: var(--ivory);
  text-wrap: balance;
}

.page-faq .faq-hero__lede {
  margin: clamp(1.1rem, 3vw, 1.7rem) 0 0;
  max-width: 52ch;
  font-size: clamp(1rem, 1.6vw, 1.08rem);
  line-height: 1.85;
  color: var(--mist);
}

.page-faq .faq-hero__jump {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  margin: clamp(1.8rem, 4vw, 2.8rem) 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .jump-link {
  display: inline-flex;
  align-items: baseline;
  gap: .5rem;
  padding: .5rem .85rem;
  border: 1px solid var(--edge);
  border-radius: 2px;
  font-size: .82rem;
  letter-spacing: .05em;
  color: var(--ivory);
  text-decoration: none;
  transition: color var(--dur-2) var(--ease), border-color var(--dur-2) var(--ease), background var(--dur-2) var(--ease);
}

.page-faq .jump-link:hover,
.page-faq .jump-link:focus-visible {
  border-color: var(--cy);
  background: rgba(53, 224, 192, .12);
  color: var(--cy);
}

.page-faq .jump-link__i {
  font-family: var(--font-mono);
  font-size: .72rem;
  font-weight: 600;
  color: var(--cy);
}

/* ---------- 问答区块 ---------- */

.page-faq .faq-block {
  position: relative;
  padding: clamp(2.6rem, 7vw, 4.8rem) 0;
}

.page-faq .faq-block--cream {
  --fb-strong: var(--brown);
  --fb-soft: rgba(29, 26, 22, .72);
  --fb-rule: rgba(29, 26, 22, .16);
  --fb-accent: #0a7259;
  --fb-wash: rgba(29, 26, 22, .045);
}

.page-faq .faq-block--dark {
  --fb-strong: var(--ivory);
  --fb-soft: var(--dim);
  --fb-rule: var(--edge-soft);
  --fb-accent: var(--cy);
  --fb-wash: rgba(53, 224, 192, .07);
}

.page-faq .faq-block--last {
  padding-bottom: clamp(3.2rem, 8vw, 5.6rem);
}

.page-faq .faq-block__head {
  max-width: 60ch;
}

.page-faq .faq-block__head h2 {
  margin: .7rem 0 0;
  font-family: var(--font-display);
  font-size: clamp(1.55rem, 3.6vw, 2.5rem);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -.025em;
  color: var(--fb-strong, var(--ivory));
}

.page-faq .faq-block__intro {
  margin: .85rem 0 0;
  max-width: 56ch;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--fb-soft, var(--dim));
}

/* 图 */

.page-faq .faq-figure {
  margin: clamp(1.6rem, 4vw, 2.4rem) 0 clamp(1.6rem, 4vw, 2.4rem) auto;
  width: 100%;
  max-width: 740px;
  aspect-ratio: 3 / 2;
  overflow: hidden;
  border-radius: 3px;
  background: linear-gradient(150deg, rgba(53, 224, 192, .12), rgba(255, 122, 61, .08));
  clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%, 0 2.2rem);
}

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

.page-faq .faq-figure .media__cap {
  display: none;
}

.page-faq .faq-figure + .faq-list {
  margin-top: 0;
}

/* 问答行 */

.page-faq .faq-list {
  margin-top: clamp(1.4rem, 3.5vw, 2.2rem);
}

.page-faq .qa {
  border-top: 1px solid var(--fb-rule, var(--edge-soft));
}

.page-faq .qa:last-of-type {
  border-bottom: 1px solid var(--fb-rule, var(--edge-soft));
}

.page-faq .qa__q {
  display: grid;
  grid-template-columns: var(--faq-indent-sm) 1fr 14px;
  align-items: start;
  gap: .8rem;
  padding: 1.1rem .2rem;
  cursor: pointer;
  list-style: none;
  transition: background var(--dur-2) var(--ease), padding-inline-start var(--dur-2) var(--ease);
}

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

.page-faq .qa__q:hover {
  background: var(--fb-wash, rgba(53, 224, 192, .07));
}

.page-faq .qa__q:focus-visible {
  outline: 2px solid var(--fb-accent, var(--cy));
  outline-offset: 2px;
}

.page-faq .qa[open] .qa__q {
  padding-inline-start: .8rem;
}

.page-faq .qa__num {
  font-family: var(--font-mono);
  font-size: .76rem;
  font-weight: 600;
  letter-spacing: .08em;
  line-height: 1.7;
  color: var(--fb-accent, var(--cy));
}

.page-faq .qa__text {
  font-size: 1.02rem;
  font-weight: 600;
  line-height: 1.62;
  color: var(--fb-strong, var(--ivory));
}

.page-faq .qa__sign {
  position: relative;
  width: 14px;
  height: 14px;
  margin-top: .48rem;
  justify-self: end;
}

.page-faq .qa__sign::before,
.page-faq .qa__sign::after {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 100%;
  height: 2px;
  margin-top: -1px;
  background: var(--fb-accent, var(--cy));
  transition: transform var(--dur-2) var(--ease), opacity var(--dur-2) var(--ease);
}

.page-faq .qa__sign::after {
  transform: rotate(90deg);
}

.page-faq .qa[open] .qa__sign::after {
  transform: rotate(0deg);
  opacity: 0;
}

.page-faq .qa__a {
  position: relative;
  padding: 0 0 clamp(1.2rem, 3vw, 1.6rem) calc(var(--faq-indent-sm) + .8rem);
}

.page-faq .qa[open] .qa__a::before {
  content: "";
  position: absolute;
  left: 0;
  top: .2rem;
  bottom: clamp(1.2rem, 3vw, 1.6rem);
  width: 2px;
  background: var(--fb-accent, var(--cy));
}

.page-faq .qa__a p {
  margin: 0;
  max-width: 66ch;
  font-size: .99rem;
  line-height: 1.85;
  color: var(--fb-soft, var(--dim));
}

/* ---------- 字段示意图 ---------- */

.page-faq .faq-block__split {
  margin-top: clamp(1.6rem, 4vw, 2.4rem);
}

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

.page-faq .fieldmap__svg {
  display: block;
  width: 100%;
  height: auto;
  overflow: visible;
}

.page-faq .fm-frame {
  fill: none;
  stroke: var(--fb-rule, rgba(29, 26, 22, .16));
  stroke-width: 1.4;
}

.page-faq .fm-head {
  fill: var(--fb-wash, rgba(29, 26, 22, .05));
}

.page-faq .fm-head-t {
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 700;
  fill: var(--fb-strong, var(--brown));
}

.page-faq .fm-head-n {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  fill: var(--fb-accent, #0a7259);
}

.page-faq .fm-row-bg {
  fill: var(--fb-wash, rgba(29, 26, 22, .045));
  transition: fill var(--dur-2) var(--ease);
}

.page-faq .fm-row {
  cursor: default;
}

.page-faq .fm-row-t {
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 600;
  fill: var(--fb-strong, var(--brown));
}

.page-faq .fm-row-n {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  fill: var(--fb-accent, #0a7259);
}

.page-faq .fm-line {
  fill: none;
  stroke: var(--fb-accent, #0a7259);
  stroke-width: 1.2;
  stroke-dasharray: 3 3;
  opacity: .55;
  transition: opacity var(--dur-2) var(--ease);
}

.page-faq .fm-note {
  font-family: var(--font-body);
  font-size: 14px;
  fill: var(--fb-soft, rgba(29, 26, 22, .7));
  transition: fill var(--dur-2) var(--ease), font-weight var(--dur-2) var(--ease);
}

.page-faq .fm-row:hover .fm-row-bg {
  fill: rgba(53, 224, 192, .17);
}

.page-faq .fm-row:hover .fm-line {
  opacity: 1;
}

.page-faq .fm-row:hover .fm-note {
  fill: var(--fb-accent, #0a7259);
  font-weight: 700;
}

.page-faq .fieldmap__cap {
  margin: .8rem 0 0;
  font-size: .82rem;
  letter-spacing: .04em;
  line-height: 1.7;
  color: var(--fb-soft, var(--dim));
}

/* ---------- 支持路径 ---------- */

.page-faq .support-path {
  display: grid;
  gap: .1rem;
  margin: clamp(2.2rem, 5vw, 3.2rem) 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--edge-soft);
}

.page-faq .support-path__step {
  display: grid;
  grid-template-columns: 2.6rem 1fr;
  gap: .9rem;
  align-items: start;
  padding: 1rem .2rem;
  border-bottom: 1px solid var(--edge-soft);
}

.page-faq .support-path__i {
  font-family: var(--font-mono);
  font-size: .76rem;
  font-weight: 600;
  letter-spacing: .08em;
  line-height: 1.7;
  color: var(--orange);
}

.page-faq .support-path__body {
  margin: 0;
  font-size: .96rem;
  line-height: 1.72;
  color: var(--mist);
}

.page-faq .faq-cta {
  display: flex;
  flex-wrap: wrap;
  gap: .7rem;
  margin-top: clamp(1.8rem, 4vw, 2.6rem);
}

/* ---------- 响应式 ---------- */

@media (min-width: 720px) {
  .page-faq .qa__q {
    grid-template-columns: var(--faq-indent-lg) 1fr 16px;
    gap: 1rem;
    padding: 1.25rem .2rem;
  }

  .page-faq .qa__a {
    padding-left: calc(var(--faq-indent-lg) + 1rem);
  }

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

  .page-faq .support-path__step:nth-child(odd) {
    border-right: 1px solid var(--edge-soft);
    padding-right: 1.4rem;
  }
}

@media (min-width: 980px) {
  .page-faq .faq-block__split {
    display: grid;
    grid-template-columns: 6fr 8fr;
    gap: clamp(1.8rem, 4vw, 3.4rem);
    align-items: start;
  }

  .page-faq .faq-block__split .faq-list {
    margin-top: 0;
  }

  .page-faq .fieldmap {
    position: sticky;
    top: calc(var(--header-h) + 2rem);
  }

  .page-faq .faq-figure {
    max-width: 68%;
  }

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

  .page-faq .support-path__step {
    grid-template-columns: 1fr;
    gap: .5rem;
    padding-right: 1.2rem;
  }

  .page-faq .support-path__step:nth-child(odd) {
    border-right: 1px solid var(--edge-soft);
  }

  .page-faq .support-path__step:last-child {
    border-right: 0;
  }
}

@media (min-width: 1200px) {
  .page-faq .faq-hero__title {
    max-width: 16ch;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .qa__q,
  .page-faq .qa__sign::before,
  .page-faq .qa__sign::after,
  .page-faq .jump-link,
  .page-faq .fm-row-bg,
  .page-faq .fm-line,
  .page-faq .fm-note {
    transition: none;
  }
}
</｜｜DSML｜｜ parameter>
</｜｜DSML｜｜ invoke>
</｜｜DSML｜｜ calls>