.page-faq {
  --faq-card-pad: 22px;
  --faq-radius-sm: 10px;
  background: var(--pitch);
  color: var(--fog);
  font-family: var(--font-body);
  padding-bottom: calc(var(--helpbar-h) + 32px);
}

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

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: calc(var(--header-h) + 36px) 0 56px;
  background:
    radial-gradient(130% 90% at 88% -20%, rgba(47, 243, 196, 0.16), transparent 58%),
    radial-gradient(100% 80% at 4% 0%, rgba(108, 123, 255, 0.12), transparent 62%),
    var(--pitch);
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0.5;
  background-image: repeating-linear-gradient(115deg, rgba(30, 78, 60, 0.4) 0 1px, transparent 1px 46px);
  -webkit-mask-image: linear-gradient(180deg, #000 0%, transparent 76%);
  mask-image: linear-gradient(180deg, #000 0%, transparent 76%);
}

.page-faq .faq-hero > .qs-container {
  position: relative;
  z-index: 1;
}

.page-faq .faq-hero .qs-breadcrumb {
  margin-bottom: 26px;
}

.page-faq .faq-hero__grid {
  display: grid;
  gap: 36px;
}

.page-faq .faq-hero h1 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 34px;
  line-height: 1.18;
  letter-spacing: -0.02em;
  color: var(--fog);
  margin: 10px 0 16px;
}

.page-faq .faq-hero .qs-lead {
  margin: 0;
  max-width: 35em;
  color: var(--fog-dim);
  line-height: 1.75;
}

.page-faq .faq-hero__label {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--fog-dim);
  margin: 28px 0 9px;
}

.page-faq .faq-search {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0 16px;
  min-height: 54px;
  background: rgba(16, 53, 40, 0.72);
  border: 1px solid var(--line);
  border-radius: 2px;
  transition: border-color 0.22s var(--ease), box-shadow 0.22s var(--ease), background 0.22s var(--ease);
}

.page-faq .faq-search:focus-within {
  border-color: var(--cyan);
  background: rgba(16, 53, 40, 0.95);
  box-shadow: 0 0 0 3px rgba(47, 243, 196, 0.14);
}

.page-faq .faq-search__mark {
  flex: none;
  color: var(--cyan);
}

.page-faq .faq-search__input {
  flex: 1 1 auto;
  min-width: 0;
  padding: 16px 0;
  background: transparent;
  border: 0;
  outline: none;
  color: var(--fog);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.4;
  -webkit-appearance: none;
  appearance: none;
}

.page-faq .faq-search__input::placeholder {
  color: var(--fog-dim);
}

.page-faq .faq-search__hint {
  flex: none;
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--fog-dim);
  padding-left: 12px;
  border-left: 1px solid var(--line);
}

.page-faq .faq-hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 30px;
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.page-faq .faq-stat__n {
  font-family: var(--font-display);
  font-size: 30px;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--cyan);
  font-variant-numeric: tabular-nums;
}

.page-faq .faq-stat__t {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--fog-dim);
}

.page-faq .faq-hero__quick {
  display: grid;
  gap: 10px;
  align-content: start;
}

.page-faq .faq-quick__cap {
  margin: 0 0 2px;
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--fog-dim);
}

.page-faq .faq-quick {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 18px;
  color: var(--fog);
  text-decoration: none;
  background: linear-gradient(118deg, rgba(16, 53, 40, 0.96), rgba(10, 36, 26, 0.96));
  border: 1px solid var(--line);
  clip-path: polygon(0 0, calc(100% - 14px) 0, 100% 14px, 100% 100%, 0 100%);
  transition: border-color 0.22s var(--ease), transform 0.22s var(--ease);
}

.page-faq .faq-quick:hover,
.page-faq .faq-quick:focus-visible {
  border-color: var(--cyan);
  transform: translateX(3px);
}

.page-faq .faq-quick__k {
  flex: none;
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--cyan);
}

.page-faq .faq-quick__body {
  display: flex;
  flex-direction: column;
  gap: 3px;
  flex: 1 1 auto;
}

.page-faq .faq-quick__body strong {
  font-size: 15.5px;
  font-weight: 600;
  letter-spacing: 0.01em;
}

.page-faq .faq-quick__body small {
  font-size: 12.5px;
  line-height: 1.5;
  color: var(--fog-dim);
}

.page-faq .faq-quick__arrow {
  flex: none;
  color: var(--cyan);
  font-family: var(--font-mono);
}

/* ---------- 四个分类 ---------- */
.page-faq .faq-cats__figure {
  margin: 0 0 28px;
  background: linear-gradient(160deg, rgba(16, 53, 40, 0.9), rgba(6, 26, 19, 0.9));
}

.page-faq .faq-cats__grid {
  display: grid;
  gap: 16px;
  grid-template-columns: minmax(0, 1fr);
}

.page-faq .faq-cat {
  position: relative;
  padding: 30px var(--faq-card-pad) var(--faq-card-pad);
  background: var(--pitch-2);
  clip-path: polygon(0 0, calc(100% - var(--cut)) 0, 100% var(--cut), 100% 100%, 0 100%);
}

.page-faq .faq-cat::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 96px;
  height: 3px;
  background: var(--cyan);
}

.page-faq .faq-cat--soft::before { background: var(--cyan-soft); }
.page-faq .faq-cat--violet::before { background: var(--violet); }
.page-faq .faq-cat--orange::before { background: var(--orange); }

.page-faq .faq-cat__head {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 8px 12px;
}

.page-faq .faq-cat__num {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--cyan);
}

.page-faq .faq-cat__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 900;
  letter-spacing: -0.01em;
  color: var(--fog);
}

.page-faq .faq-cat__count {
  margin-left: auto;
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--fog-dim);
}

.page-faq .faq-cat__desc {
  margin: 12px 0 0;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--fog-dim);
}

.page-faq .faq-cat__list {
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
}

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

.page-faq .faq-cat__list a {
  display: block;
  padding: 10px 0;
  font-size: 14.5px;
  line-height: 1.55;
  color: var(--fog);
  text-decoration: none;
  transition: color 0.2s var(--ease);
}

.page-faq .faq-cat__list a::before {
  content: "→ ";
  color: var(--cyan);
  font-family: var(--font-mono);
}

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

/* ---------- 问答主体 ---------- */
.page-faq .faq-layout {
  display: grid;
  gap: 28px;
}

.page-faq .faq-side__inner {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}

.page-faq .faq-side__cap {
  margin: 0;
  padding: 12px 0 10px;
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--fog-dim);
}

.page-faq .faq-side__link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 0;
  border-top: 1px solid var(--line);
  color: var(--fog);
  text-decoration: none;
  font-size: 14.5px;
  transition: color 0.2s var(--ease);
}

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

.page-faq .faq-side__num {
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--cyan);
}

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

.page-faq .faq-side__count {
  font-size: 11px;
  color: var(--fog-dim);
}

.page-faq .faq-side__all {
  display: inline-block;
  margin-top: 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  padding-bottom: 3px;
}

.page-faq .faq-side__all:hover,
.page-faq .faq-side__all:focus-visible {
  border-bottom-color: var(--cyan);
}

.page-faq .faq-group {
  margin-bottom: 8px;
}

.page-faq .faq-group__head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 20px 0 10px;
}

.page-faq .faq-group__num {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--cyan);
}

.page-faq .faq-group__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 900;
  letter-spacing: -0.01em;
  color: var(--fog);
}

.page-faq .faq-group__count {
  margin-left: auto;
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--fog-dim);
}

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

.page-faq .faq-item__q {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 18px 0;
  cursor: pointer;
  list-style: none;
  color: var(--fog);
  font-size: 16px;
  font-weight: 500;
  line-height: 1.6;
  transition: color 0.2s var(--ease);
}

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

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

.page-faq .faq-item__q:hover,
.page-faq .faq-item__q:focus-visible {
  color: var(--cyan);
  outline: none;
}

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

.page-faq .faq-item__no {
  flex: none;
  padding-top: 4px;
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--fog-dim);
}

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

.page-faq .faq-item__icon {
  position: relative;
  flex: none;
  width: 16px;
  height: 16px;
  margin-top: 5px;
}

.page-faq .faq-item__icon::before,
.page-faq .faq-item__icon::after {
  content: "";
  position: absolute;
  background: var(--cyan);
  transition: transform 0.22s var(--ease);
}

.page-faq .faq-item__icon::before {
  top: 7px;
  left: 0;
  width: 16px;
  height: 2px;
}

.page-faq .faq-item__icon::after {
  top: 0;
  left: 7px;
  width: 2px;
  height: 16px;
}

.page-faq .faq-item[open] .faq-item__icon::after {
  transform: scaleY(0);
}

.page-faq .faq-item__a {
  padding: 0 0 20px 26px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--fog-dim);
}

.page-faq .faq-item__a p {
  margin: 0 0 8px;
}

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

.page-faq .faq-item[open] .faq-item__a {
  animation: faq-answer-in 0.26s var(--ease) both;
}

@keyframes faq-answer-in {
  from {
    opacity: 0;
    transform: translateY(-5px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

/* ---------- 三种情形 ---------- */
.page-faq .faq-paths {
  display: grid;
  gap: 16px;
  grid-template-columns: minmax(0, 1fr);
}

.page-faq .faq-path {
  position: relative;
  padding: 26px 20px 20px;
  background: var(--pitch-2);
  clip-path: polygon(0 0, calc(100% - var(--cut)) 0, 100% var(--cut), 100% 100%, 0 100%);
}

.page-faq .faq-path::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(47, 243, 196, 0.07), transparent 42%);
}

.page-faq .faq-path > * {
  position: relative;
  z-index: 1;
}

.page-faq .faq-path__title {
  margin: 14px 0 8px;
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 900;
  letter-spacing: -0.01em;
  color: var(--fog);
}

.page-faq .faq-path p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--fog-dim);
}

.page-faq .faq-path__steps {
  margin: 16px 0 0;
  padding: 14px 0 0;
  list-style: none;
  border-top: 1px solid var(--line);
  display: grid;
  gap: 8px;
  counter-reset: faq-path-step;
}

.page-faq .faq-path__steps li {
  position: relative;
  padding-left: 26px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.02em;
  line-height: 1.6;
  color: var(--fog);
  counter-increment: faq-path-step;
}

.page-faq .faq-path__steps li::before {
  content: counter(faq-path-step, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0;
  color: var(--cyan);
  font-size: 11px;
}

/* ---------- 排查步骤 ---------- */
.page-faq .faq-check {
  display: grid;
  gap: 32px;
  grid-template-columns: minmax(0, 1fr);
}

.page-faq .faq-steps {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-step {
  position: relative;
  padding: 0 0 26px 54px;
}

.page-faq .faq-step::before {
  content: "";
  position: absolute;
  left: 15px;
  top: 36px;
  bottom: 4px;
  width: 2px;
  background: linear-gradient(180deg, var(--line), transparent);
}

.page-faq .faq-step:last-child::before {
  display: none;
}

.page-faq .faq-step__num {
  position: absolute;
  left: 0;
  top: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  font-size: 12px;
  color: var(--cyan);
  background: var(--pitch);
  border: 1px solid var(--line);
  clip-path: polygon(0 0, calc(100% - 8px) 0, 100% 8px, 100% 100%, 0 100%);
}

.page-faq .faq-step__title {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 900;
  letter-spacing: -0.01em;
  color: var(--fog);
}

.page-faq .faq-step p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--fog-dim);
}

.page-faq .faq-check__media {
  margin: 0;
  background: linear-gradient(150deg, rgba(16, 53, 40, 0.95), rgba(6, 26, 19, 0.95));
}

/* ---------- 对照数据 ---------- */
.page-faq .faq-data {
  display: grid;
  gap: 28px;
  grid-template-columns: minmax(0, 1fr);
}

.page-faq .faq-data__panel {
  padding: 24px 20px;
  background: linear-gradient(160deg, rgba(16, 53, 40, 0.95), rgba(10, 36, 26, 0.95));
}

.page-faq .faq-data__rows {
  display: grid;
  gap: 0;
  margin-top: 14px;
}

.page-faq .faq-data__row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 6px 16px;
  padding: 13px 0;
  border-top: 1px solid var(--line);
}

.page-faq .faq-data__k {
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--fog-dim);
}

.page-faq .faq-data__v {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 900;
  letter-spacing: -0.01em;
  color: var(--cyan);
}

.page-faq .faq-data__text p {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--fog-dim);
}

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

.page-faq .faq-data__text a {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 人工支持 ---------- */
.page-faq .faq-human {
  display: grid;
  gap: 28px;
  grid-template-columns: minmax(0, 1fr);
  padding: 28px 22px;
  background: var(--pitch-2);
  clip-path: polygon(0 0, calc(100% - var(--cut)) 0, 100% var(--cut), 100% 100%, 0 100%);
}

.page-faq .faq-human__title {
  margin: 10px 0 12px;
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 900;
  line-height: 1.25;
  letter-spacing: -0.02em;
  color: var(--fog);
}

.page-faq .faq-human__copy p {
  margin: 0 0 20px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--fog-dim);
}

.page-faq .faq-human__contact {
  display: grid;
  gap: 12px;
  align-content: start;
}

.page-faq .faq-human__row {
  display: grid;
  gap: 5px;
  padding: 16px 18px;
  background: var(--panel);
  border-left: 3px solid var(--cyan);
  color: var(--fog);
  text-decoration: none;
  transition: background 0.22s var(--ease);
}

.page-faq .faq-human__row:hover,
.page-faq .faq-human__row:focus-visible {
  background: #15402f;
}

.page-faq .faq-human__k {
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--fog-dim);
}

.page-faq .faq-human__v {
  font-family: var(--font-mono);
  font-size: 14.5px;
  font-weight: 500;
  letter-spacing: 0.01em;
  color: var(--fog);
  word-break: break-all;
}

.page-faq .faq-human__note {
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--fog-dim);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-faq .faq-hero h1 {
    font-size: 46px;
  }

  .page-faq .faq-hero__stats {
    gap: 18px 40px;
  }

  .page-faq .faq-stat__n {
    font-size: 34px;
  }

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

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

  .page-faq .faq-human {
    padding: 36px 32px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero {
    padding: calc(var(--header-h) + 52px) 0 72px;
  }

  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.18fr) minmax(0, 0.82fr);
    gap: 56px;
    align-items: start;
  }

  .page-faq .faq-hero h1 {
    font-size: 54px;
    max-width: 13em;
  }

  .page-faq .faq-layout {
    grid-template-columns: 220px minmax(0, 1fr);
    gap: 48px;
    align-items: start;
  }

  .page-faq .faq-side__inner {
    position: sticky;
    top: calc(var(--header-h) + 24px);
  }

  .page-faq .faq-check {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.82fr);
    gap: 48px;
    align-items: start;
  }

  .page-faq .faq-data {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    gap: 40px;
    align-items: start;
  }

  .page-faq .faq-human {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    gap: 40px;
    align-items: start;
    padding: 44px 40px;
  }

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

@media (min-width: 1080px) {
  .page-faq .faq-hero h1 {
    font-size: 58px;
  }

  .page-faq .faq-cat {
    padding: 32px 26px 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-item[open] .faq-item__a,
  .page-faq .faq-quick,
  .page-faq .faq-item__icon::before,
  .page-faq .faq-item__icon::after {
    animation: none;
    transition: none;
  }
}
<<<END>>>