.page-faq {
  --faq-gap: clamp(24px, 4vw, 52px);
  --faq-wide: 1180px;
  color: var(--paper);
  font-family: var(--font-body);
}

.page-faq .faq-crumbs {
  margin: 0 0 18px;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  margin-bottom: var(--faq-gap);
  padding: clamp(26px, 4.6vw, 58px) clamp(20px, 4vw, 54px) clamp(26px, 4vw, 50px);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background:
    radial-gradient(120% 100% at 8% 0%, rgba(18, 49, 40, 0.92), transparent 60%),
    linear-gradient(158deg, var(--frame), var(--ink) 74%);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  z-index: 0;
  right: -14%;
  bottom: -30%;
  width: 46%;
  aspect-ratio: 1 / 1;
  background: linear-gradient(140deg, var(--lime), var(--lime-soft));
  clip-path: polygon(36% 0, 100% 0, 100% 100%, 0 100%);
  opacity: 0.9;
  pointer-events: none;
}

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

.page-faq .faq-hero__label {
  display: inline-block;
  margin: 0 0 16px;
}

.page-faq .faq-hero__title {
  margin: 0;
  max-width: 15em;
  font-family: var(--font-head);
  font-weight: 300;
  font-size: clamp(38px, 7.4vw, 82px);
  line-height: 0.98;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-faq .faq-hero__lead {
  margin: 20px 0 0;
  max-width: 34em;
  font-size: clamp(15px, 1.5vw, 16.5px);
  line-height: 1.9;
  color: var(--muted);
}

.page-faq .faq-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(18px, 4vw, 46px);
  margin-top: clamp(24px, 3.4vw, 38px);
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.page-faq .faq-hero__meta .stat {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.page-faq .faq-hero__meta .stat-num {
  font-size: clamp(30px, 4.6vw, 50px);
  line-height: 1;
}

.page-faq .faq-hero__meta .stat-key {
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
}

/* ---------- 索引带 ---------- */
.page-faq .faq-index {
  margin-bottom: var(--faq-gap);
}

.page-faq .faq-index__title {
  margin: 0 0 16px;
  font-family: var(--font-head);
  font-weight: 400;
  font-size: clamp(20px, 2.6vw, 26px);
  letter-spacing: 0.02em;
  color: var(--lime-soft);
}

.page-faq .faq-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .faq-index__list a {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 14px;
  padding: 14px 18px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--lime);
  border-radius: var(--r-md);
  background: linear-gradient(120deg, rgba(18, 49, 40, 0.95), rgba(11, 29, 24, 0.62));
  color: var(--paper);
  text-decoration: none;
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease),
    background var(--dur) var(--ease);
}

.page-faq .faq-index__list a:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-1);
  background: linear-gradient(120deg, rgba(27, 71, 57, 0.95), rgba(11, 29, 24, 0.78));
}

.page-faq .faq-index__list a:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: 3px;
}

.page-faq .faq-index__n {
  font-size: 15px;
  letter-spacing: 0.06em;
  color: var(--orange);
}

.page-faq .faq-index__body {
  display: flex;
  flex-direction: column;
  gap: 3px;
  min-width: 0;
}

.page-faq .faq-index__name {
  font-size: 17px;
  font-weight: 500;
  letter-spacing: 0.01em;
}

.page-faq .faq-index__desc {
  font-size: 13px;
  line-height: 1.6;
  color: var(--muted);
}

.page-faq .faq-index__go {
  font-size: 15px;
  color: var(--lime);
}

/* ---------- 分组 ---------- */
.page-faq .faq-group {
  margin-bottom: var(--faq-gap);
  scroll-margin-top: 88px;
}

.page-faq .faq-group__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 4px 16px;
  align-items: baseline;
  padding-bottom: 18px;
  margin-bottom: 22px;
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-group__n {
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--orange);
}

.page-faq .faq-group__title {
  grid-column: 2;
  margin: 0;
  font-family: var(--font-head);
  font-weight: 400;
  font-size: clamp(23px, 3.4vw, 36px);
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-faq .faq-group__desc {
  grid-column: 2;
  margin: 6px 0 0;
  max-width: 60ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--muted);
}

/* ---------- 折叠问答 ---------- */
.page-faq .faq-item {
  margin-bottom: 10px;
  border: 1px solid transparent;
  border-radius: var(--r-md);
  background: var(--panel);
  overflow: hidden;
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-faq .faq-item:hover {
  border-color: var(--line);
}

.page-faq .faq-item[open] {
  border-color: var(--line);
  background: #0e2a21;
}

.page-faq .faq-item summary {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  padding: 17px 20px;
  cursor: pointer;
  list-style: none;
  font-size: 16.5px;
  font-weight: 500;
  line-height: 1.65;
  color: var(--paper);
}

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

.page-faq .faq-item summary::marker {
  content: "";
}

.page-faq .faq-item summary:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: -3px;
}

.page-faq .faq-item__sign {
  position: relative;
  flex: 0 0 auto;
  width: 22px;
  height: 22px;
  margin-top: 2px;
  border: 1px solid var(--line);
  border-radius: 50%;
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-faq .faq-item__sign::before,
.page-faq .faq-item__sign::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  background: var(--lime);
  transform: translate(-50%, -50%);
}

.page-faq .faq-item__sign::before {
  width: 10px;
  height: 2px;
}

.page-faq .faq-item__sign::after {
  width: 2px;
  height: 10px;
  transition: transform var(--dur) var(--ease);
}

.page-faq .faq-item[open] .faq-item__sign {
  background: var(--lime);
  border-color: var(--lime);
}

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

.page-faq .faq-item[open] .faq-item__sign::after {
  transform: translate(-50%, -50%) scaleY(0);
}

.page-faq .faq-item__a {
  padding: 0 20px 20px;
  font-size: 15.5px;
  line-height: 1.9;
  color: var(--muted);
  border-top: 1px dashed rgba(27, 71, 57, 0.8);
  margin-top: 2px;
  padding-top: 14px;
}

.page-faq .faq-item__a p {
  margin: 0 0 12px;
}

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

.page-faq .faq-item__a a {
  color: var(--lime-soft);
}

/* ---------- 规则说明 ---------- */
.page-faq .faq-rules__grid {
  display: grid;
  gap: 26px;
  align-items: start;
}

.page-faq .faq-rules__col {
  min-width: 0;
}

.page-faq .faq-paths {
  display: grid;
  gap: 12px;
  margin-bottom: 26px;
}

.page-faq .faq-path {
  padding: 18px 20px;
  border-radius: var(--r-md);
  border: 1px solid var(--line);
  background: linear-gradient(150deg, rgba(18, 49, 40, 0.9), rgba(6, 18, 15, 0.6));
}

.page-faq .faq-path__title {
  margin: 10px 0 8px;
  font-family: var(--font-head);
  font-weight: 400;
  font-size: 20px;
  letter-spacing: 0.01em;
  color: var(--lime-soft);
}

.page-faq .faq-path__desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--muted);
}

.page-faq .faq-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 15px;
}

.page-faq .faq-table caption {
  padding-bottom: 12px;
  text-align: left;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-faq .faq-table th[scope="row"] {
  padding: 12px 14px 12px 0;
  text-align: left;
  font-weight: 500;
  color: var(--paper);
  white-space: nowrap;
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-table td {
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-table tbody tr {
  transition: background var(--dur) var(--ease);
}

.page-faq .faq-table tbody tr:hover {
  background: rgba(200, 255, 61, 0.06);
}

.page-faq .faq-table__cell {
  display: flex;
  align-items: center;
  gap: 12px;
}

.page-faq .faq-track {
  flex: 1 1 auto;
  min-width: 44px;
  height: 7px;
  border-radius: 999px;
  background: var(--line);
  overflow: hidden;
}

.page-faq .faq-bar {
  display: block;
  height: 100%;
  width: var(--bar, 0%);
  border-radius: 999px;
  background: linear-gradient(90deg, var(--lime), var(--cyan));
}

.page-faq .faq-table__val {
  flex: 0 0 auto;
  min-width: 3ch;
  text-align: right;
  font-size: 14px;
  color: var(--lime);
}

.page-faq .faq-rules__note {
  margin: 16px 0 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--muted);
}

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

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

.page-faq .faq-rules__figure .media img {
  border-radius: var(--r-md);
}

.page-faq .faq-rules__figure .media-cap {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 客户端排查 ---------- */
.page-faq .faq-client__banner {
  margin: 0 0 26px;
  border-radius: var(--r-md);
  overflow: hidden;
  line-height: 0;
}

.page-faq .faq-client__banner img {
  display: block;
  width: 100%;
  height: clamp(150px, 22vw, 240px);
  object-fit: cover;
}

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

.page-faq .faq-step {
  position: relative;
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  gap: 4px 16px;
  padding-bottom: 26px;
}

.page-faq .faq-step:last-child {
  padding-bottom: 0;
}

.page-faq .faq-step::before {
  content: "";
  position: absolute;
  left: 12px;
  top: 26px;
  bottom: 16px;
  width: 2px;
  background: linear-gradient(180deg, var(--orange), rgba(255, 138, 43, 0));
}

.page-faq .faq-step:not(:last-child)::after {
  content: "";
  position: absolute;
  left: 8px;
  bottom: 2px;
  width: 9px;
  height: 9px;
  border-right: 2px solid var(--orange-soft);
  border-bottom: 2px solid var(--orange-soft);
  transform: rotate(45deg);
}

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

.page-faq .faq-step__n {
  padding-top: 3px;
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--orange);
}

.page-faq .faq-step__body {
  min-width: 0;
}

.page-faq .faq-step__body h3 {
  margin: 0 0 6px;
  font-family: var(--font-head);
  font-weight: 400;
  font-size: 19px;
  letter-spacing: 0.01em;
  color: var(--paper);
}

.page-faq .faq-step__body p {
  margin: 0;
  font-size: 15px;
  line-height: 1.9;
  color: var(--muted);
}

/* ---------- 收束带 ---------- */
.page-faq .faq-contact {
  margin-top: clamp(30px, 5vw, 58px);
  padding: clamp(24px, 4vw, 46px);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background:
    radial-gradient(90% 130% at 100% 0%, rgba(31, 120, 90, 0.35), transparent 62%),
    var(--frame);
}

.page-faq .faq-contact__title {
  margin: 0 0 20px;
  max-width: 20em;
  font-family: var(--font-head);
  font-weight: 400;
  font-size: clamp(23px, 3.4vw, 34px);
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-faq .faq-contact__mail {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin: 0 0 12px;
}

.page-faq .faq-contact__label {
  display: inline-block;
  width: fit-content;
}

.page-faq .faq-contact__mail a {
  font-family: var(--font-num);
  font-size: clamp(16px, 2.4vw, 22px);
  color: var(--lime);
  text-decoration: none;
  word-break: break-all;
}

.page-faq .faq-contact__mail a:hover {
  color: var(--lime-soft);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.page-faq .faq-contact__mail a:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: 3px;
}

.page-faq .faq-contact__desc {
  margin: 0 0 18px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--muted);
}

.page-faq .faq-contact__list {
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
  display: grid;
  gap: 9px;
  max-width: 46em;
}

.page-faq .faq-contact__list li {
  position: relative;
  padding-left: 18px;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--paper);
}

.page-faq .faq-contact__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--orange);
}

.page-faq .faq-contact__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-faq .faq-contact__actions .btn {
  text-decoration: none;
}

/* ---------- 响应式 ---------- */
@media (min-width: 860px) {
  .page-faq .faq-rules__grid {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
    gap: 34px;
  }

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

  .page-faq .faq-hero::before {
    width: 40%;
    bottom: -34%;
  }
}

@media (max-width: 640px) {
  .page-faq .faq-hero {
    padding: 24px 18px 26px;
    border-radius: var(--r-md);
  }

  .page-faq .faq-hero::before {
    width: 58%;
    right: -22%;
    bottom: -22%;
    opacity: 0.55;
  }

  .page-faq .faq-hero__meta {
    gap: 18px;
  }

  .page-faq .faq-index__list a {
    grid-template-columns: auto minmax(0, 1fr);
    padding: 13px 14px;
  }

  .page-faq .faq-index__go {
    display: none;
  }

  .page-faq .faq-item summary {
    padding: 15px 16px;
    font-size: 15.5px;
  }

  .page-faq .faq-item__a {
    padding: 12px 16px 18px;
    font-size: 15px;
  }

  .page-faq .faq-table th[scope="row"] {
    padding-right: 10px;
    font-size: 14px;
  }

  .page-faq .faq-track {
    min-width: 36px;
  }

  .page-faq .faq-contact {
    padding: 22px 18px 26px;
    border-radius: var(--r-md);
  }

  .page-faq .faq-contact__actions .btn {
    flex: 1 1 100%;
    justify-content: center;
    text-align: center;
  }
}
<<<END>>>

.page-faq {
  --bar: 1rem;
}