.page-faq {
  --faq-index-w: 244px;
  --faq-line: 1px solid rgba(30, 90, 69, 0.55);
  --faq-line-strong: 1px solid rgba(30, 90, 69, 0.95);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  padding-block: clamp(22px, 4vw, 44px) clamp(24px, 3.6vw, 42px);
  border-bottom: var(--faq-line);
  background-image:
    linear-gradient(rgba(30, 90, 69, 0.22) 1px, transparent 1px),
    linear-gradient(90deg, rgba(30, 90, 69, 0.22) 1px, transparent 1px);
  background-size: 96px 96px;
  background-position: -1px -1px;
}

.page-faq .faq-hero .breadcrumbs {
  margin-bottom: clamp(16px, 3vw, 26px);
}

.page-faq .faq-hero h1 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(31px, 6.4vw, 62px);
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--chalk-white);
  max-width: 20ch;
}

.page-faq .faq-hero__lead {
  margin: clamp(14px, 2.4vw, 22px) 0 0;
  max-width: 62ch;
  font-size: 16px;
  line-height: 28px;
  color: var(--mist-slate);
}

.page-faq .faq-hero__stats {
  list-style: none;
  margin: clamp(22px, 3.4vw, 34px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.page-faq .faq-stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 12px 14px;
  border: var(--faq-line);
  border-radius: var(--r-sm);
  background: rgba(11, 42, 32, 0.72);
}

.page-faq .faq-stat__num {
  font-size: 20px;
  line-height: 24px;
  color: var(--lime-signal);
  font-variant-numeric: tabular-nums;
}

.page-faq .faq-stat__label {
  font-size: 12px;
  line-height: 18px;
  color: var(--mist-slate);
}

/* ---------- 主体两栏 ---------- */
.page-faq .faq-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 3vw, 40px);
  padding-block: clamp(26px, 4vw, 54px) clamp(40px, 6vw, 80px);
}

.page-faq .faq-index {
  padding: 16px 16px 18px;
  border: var(--faq-line);
  border-radius: var(--r-md);
  background: var(--tunnel-green);
}

.page-faq .faq-index__title {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--lime-signal);
}

.page-faq .faq-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 4px;
}

.page-faq .faq-index__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 10px;
  border-radius: var(--r-sm);
  color: var(--chalk-white);
  font-size: 14px;
  line-height: 22px;
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: background 0.18s var(--ease), border-color 0.18s var(--ease), color 0.18s var(--ease);
}

.page-faq .faq-index__link:hover,
.page-faq .faq-index__link:focus-visible {
  background: var(--board-green);
  border-left-color: var(--lime-signal);
  color: var(--lime-soft);
  outline: none;
}

.page-faq .faq-index__no {
  font-size: 12px;
  color: var(--lime-signal);
  flex: none;
}

.page-faq .faq-index__foot {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: var(--faq-line);
  font-size: 13px;
  line-height: 21px;
  color: var(--mist-slate);
}

.page-faq .faq-index__inline {
  color: var(--lime-soft);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 章节 ---------- */
.page-faq .faq-sec {
  padding-bottom: clamp(30px, 5vw, 56px);
  margin-bottom: clamp(30px, 5vw, 56px);
  border-bottom: var(--faq-line);
}

.page-faq .faq-sec:last-of-type {
  border-bottom: 0;
  margin-bottom: 0;
}

.page-faq .faq-sec__head {
  display: grid;
  gap: 8px;
  margin-bottom: clamp(16px, 2.6vw, 26px);
}

.page-faq .faq-sec__no {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 26px;
  border-radius: var(--r-pill);
  background: var(--lime-signal);
  color: var(--pitch-ink);
  font-size: 12px;
  font-weight: 700;
}

.page-faq .faq-sec__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(23px, 3.6vw, 36px);
  line-height: 1.22;
  letter-spacing: -0.015em;
  color: var(--chalk-white);
  max-width: 24ch;
}

.page-faq .faq-sec__lead {
  margin: 0;
  max-width: 60ch;
  font-size: 15px;
  line-height: 26px;
  color: var(--mist-slate);
}

/* ---------- 图片 ---------- */
.page-faq .faq-figure {
  margin: 0 0 clamp(18px, 3vw, 28px);
  border-radius: var(--r-md);
  overflow: hidden;
  border: var(--faq-line);
}

.page-faq .faq-figure .figure__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  background: var(--board-green);
}

.page-faq .faq-figure .figure__caption {
  padding: 10px 14px;
  font-size: 12px;
  line-height: 20px;
  color: var(--mist-slate);
  border-top: var(--faq-line);
  background: var(--tunnel-green);
}

/* ---------- 四步 ---------- */
.page-faq .faq-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  counter-reset: faqstep;
}

.page-faq .faq-step {
  position: relative;
  padding: 16px 16px 18px;
  border: var(--faq-line);
  border-radius: var(--r-md);
  background: var(--tunnel-green);
}

.page-faq .faq-step::before {
  content: "";
  position: absolute;
  left: 16px;
  top: 0;
  width: 34px;
  height: 3px;
  border-radius: 0 0 3px 3px;
  background: var(--lime-signal);
}

.page-faq .faq-step__no {
  display: block;
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--lime-signal);
  margin-bottom: 6px;
}

.page-faq .faq-step__t {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-size: 17px;
  line-height: 26px;
  font-weight: 700;
  color: var(--chalk-white);
}

.page-faq .faq-step__d {
  margin: 0;
  font-size: 14px;
  line-height: 24px;
  color: var(--mist-slate);
}

/* ---------- 提示条 ---------- */
.page-faq .faq-tip {
  margin: clamp(16px, 2.6vw, 24px) 0 0;
  padding: 12px 14px 12px 16px;
  border-left: 3px solid var(--amber-card);
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
  background: rgba(255, 176, 32, 0.08);
  font-size: 13px;
  line-height: 23px;
  color: var(--chalk-white);
}

.page-faq .faq-tip--inline {
  border-left-color: var(--grid-mint);
  background: rgba(30, 90, 69, 0.22);
  color: var(--mist-slate);
}

.page-faq .faq-tip a {
  color: var(--lime-soft);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 图文分栏 ---------- */
.page-faq .faq-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(16px, 2.6vw, 26px);
  margin-bottom: clamp(16px, 2.6vw, 24px);
}

.page-faq .faq-split .faq-figure {
  margin: 0;
}

.page-faq .faq-split__text p {
  margin: 0 0 12px;
  font-size: 14px;
  line-height: 25px;
  color: var(--mist-slate);
  max-width: 60ch;
}

.page-faq .faq-mini-title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: 17px;
  line-height: 26px;
  font-weight: 700;
  color: var(--lime-soft);
}

.page-faq .faq-numlist {
  list-style: none;
  margin: 0 0 14px;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-faq .faq-numlist li {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  gap: 10px;
  align-items: start;
  font-size: 14px;
  line-height: 24px;
  color: var(--chalk-white);
}

.page-faq .faq-numlist .mono {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 24px;
  border-radius: var(--r-sm);
  background: var(--board-green);
  color: var(--lime-signal);
  font-size: 12px;
}

/* ---------- 状态图例 ---------- */
.page-faq .faq-legend {
  list-style: none;
  margin: 0 0 clamp(18px, 2.8vw, 26px);
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 8px;
}

.page-faq .faq-legend__item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border: var(--faq-line);
  border-radius: var(--r-sm);
  background: rgba(11, 42, 32, 0.6);
}

.page-faq .faq-legend__item .pill {
  flex: none;
}

.page-faq .faq-legend__txt {
  font-size: 13px;
  line-height: 21px;
  color: var(--mist-slate);
}

/* ---------- 手风琴 ---------- */
.page-faq .faq-pairs {
  display: grid;
  gap: 10px;
}

.page-faq .faq-qa {
  border: var(--faq-line);
  border-radius: var(--r-md);
  background: var(--tunnel-green);
  overflow: hidden;
  transition: border-color 0.18s var(--ease), background 0.18s var(--ease);
}

.page-faq .faq-qa[open] {
  border-color: rgba(201, 255, 63, 0.5);
  background: var(--board-green);
}

.page-faq .faq-qa__q {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 14px 16px;
  cursor: pointer;
  list-style: none;
  font-size: 15px;
  line-height: 24px;
  font-weight: 600;
  color: var(--chalk-white);
}

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

.page-faq .faq-qa__q::after {
  content: "+";
  margin-left: auto;
  flex: none;
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--lime-signal);
  transition: transform 0.2s var(--ease);
}

.page-faq .faq-qa[open] .faq-qa__q::after {
  content: "−";
}

.page-faq .faq-qa__q:hover,
.page-faq .faq-qa__q:focus-visible {
  color: var(--lime-soft);
  outline: none;
  background: rgba(30, 90, 69, 0.35);
}

.page-faq .faq-qa__no {
  flex: none;
  font-size: 12px;
  color: var(--lime-signal);
  font-variant-numeric: tabular-nums;
}

.page-faq .faq-qa__txt {
  display: block;
  padding-right: 6px;
}

.page-faq .faq-qa__a {
  padding: 0 16px 16px 48px;
  border-top: 1px dashed rgba(30, 90, 69, 0.8);
  margin-top: 0;
  padding-top: 12px;
}

.page-faq .faq-qa__a p {
  margin: 0;
  font-size: 14px;
  line-height: 25px;
  color: var(--mist-slate);
  max-width: 62ch;
}

/* ---------- 客服分流 ---------- */
.page-faq .faq-help {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  margin-bottom: clamp(18px, 2.8vw, 26px);
}

.page-faq .faq-help__card {
  padding: 16px;
  border: var(--faq-line);
  border-radius: var(--r-md);
  background: var(--tunnel-green);
}

.page-faq .faq-help__card--lime {
  border-color: rgba(201, 255, 63, 0.55);
  background: linear-gradient(160deg, rgba(201, 255, 63, 0.14), rgba(11, 42, 32, 0.9));
}

.page-faq .faq-help__title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 16px;
  line-height: 24px;
  font-weight: 700;
  color: var(--lime-soft);
}

.page-faq .faq-help__text {
  margin: 0;
  font-size: 13px;
  line-height: 23px;
  color: var(--mist-slate);
}

.page-faq .faq-contact {
  border: var(--faq-line-strong);
  border-radius: var(--r-md);
  overflow: hidden;
  background: var(--board-green);
}

.page-faq .faq-contact__row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 14px;
  padding: 13px 16px;
  border-bottom: var(--faq-line);
}

.page-faq .faq-contact__row:last-child {
  border-bottom: 0;
}

.page-faq .faq-contact__key {
  flex: none;
  width: 52px;
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--lime-signal);
}

.page-faq .faq-contact__val {
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 22px;
  color: var(--chalk-white);
  word-break: break-all;
}

.page-faq .faq-contact__val--wrap {
  font-family: var(--font-body);
  font-size: 14px;
  word-break: break-word;
}

.page-faq .faq-copy {
  margin-left: auto;
  padding: 6px 12px;
  font-size: 12px;
}

/* ---------- 页尾返回 ---------- */
.page-faq .faq-backtop {
  display: inline-block;
  margin-top: clamp(20px, 3vw, 30px);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--mist-slate);
  text-decoration: none;
  border-bottom: 1px dashed rgba(157, 184, 172, 0.6);
  padding-bottom: 2px;
}

.page-faq .faq-backtop:hover,
.page-faq .faq-backtop:focus-visible {
  color: var(--lime-signal);
  border-bottom-color: var(--lime-signal);
  outline: none;
}

/* ---------- 断点 ---------- */
@media (min-width: 640px) {
  .page-faq .faq-hero__stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

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

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

@media (min-width: 820px) {
  .page-faq .faq-split {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-faq .faq-sec__head {
    grid-template-columns: 56px minmax(0, 1fr);
    column-gap: 16px;
    align-items: start;
  }

  .page-faq .faq-sec__no {
    grid-row: span 2;
    width: 46px;
    height: 30px;
  }
}

@media (min-width: 960px) {
  .page-faq .faq-body {
    grid-template-columns: var(--faq-index-w) minmax(0, 1fr);
    align-items: start;
  }

  .page-faq .faq-index {
    position: sticky;
    top: calc(var(--topbar-h) + 18px);
  }

  .page-faq .faq-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
  }

  .page-faq .faq-step__t {
    font-size: 16px;
  }

  .page-faq .faq-legend {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }

  .page-faq .faq-legend__item {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-index__link,
  .page-faq .faq-qa,
  .page-faq .faq-qa__q::after {
    transition: none;
  }
}
<<<END>>>