.page-faq {
  --faq-pad: clamp(20px, 3vw, 30px);
  --faq-glass: rgba(18, 46, 36, 0.55);
  background: var(--ink);
  color: var(--text);
  font-family: var(--sans);
  line-height: 1.8;
  overflow-x: clip;
}

.page-faq .num {
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(112px, 16vw, 190px) 0 clamp(44px, 6vw, 76px);
}

.page-faq .faq-hero__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.3;
  filter: saturate(0.72) contrast(1.05);
  z-index: -2;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(120% 90% at 10% 0%, rgba(200, 255, 61, 0.12), transparent 55%),
    linear-gradient(180deg, rgba(5, 19, 14, 0.42) 0%, rgba(5, 19, 14, 0.88) 58%, var(--ink) 100%);
}

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

.page-faq .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--muted);
  letter-spacing: 0.04em;
}

.page-faq .breadcrumb a {
  color: var(--lime-soft);
  text-decoration: none;
}

.page-faq .breadcrumb a:hover,
.page-faq .breadcrumb a:focus-visible {
  text-decoration: underline;
}

.page-faq .faq-hero__title {
  margin: 14px 0 0;
  font-family: var(--display);
  font-weight: 900;
  font-size: clamp(32px, 6vw, 74px);
  line-height: 1.1;
  letter-spacing: -0.01em;
  max-width: 22ch;
}

.page-faq .faq-hero__title em {
  font-style: normal;
  color: var(--lime);
}

.page-faq .faq-hero__lead {
  margin: 20px 0 0;
  max-width: 62ch;
  font-size: clamp(15px, 1.6vw, 18px);
  color: var(--text);
  opacity: 0.86;
}

.page-faq .faq-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 30px;
  margin: 30px 0 0;
  padding: 16px 0 0;
  list-style: none;
  border-top: 1px solid var(--line);
  font-size: 14px;
  color: var(--muted);
}

.page-faq .faq-hero__meta .num {
  color: var(--amber);
  font-size: 20px;
  margin-right: 6px;
}

/* ---------- 通用区块 ---------- */
.page-faq .section {
  padding: clamp(48px, 7vw, 88px) 0;
}

.page-faq .faq-head {
  align-items: flex-end;
  gap: 18px 32px;
  border-bottom: 1px solid var(--line-soft);
  padding-bottom: 18px;
}

.page-faq .faq-head h2 {
  margin: 10px 0 0;
  font-family: var(--display);
  font-weight: 800;
  font-size: clamp(24px, 3.4vw, 40px);
  line-height: 1.22;
  letter-spacing: -0.01em;
}

.page-faq .faq-head__note {
  margin: 0;
  max-width: 40ch;
  font-size: 14px;
  color: var(--muted);
}

.page-faq .faq-head__note a {
  color: var(--lime);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-head__note a:hover,
.page-faq .faq-head__note a:focus-visible {
  border-bottom-color: var(--lime);
}

/* ---------- 三步 ---------- */
.page-faq .faq-path {
  display: none;
  width: 100%;
  height: 40px;
  margin: 30px 0 4px;
}

.page-faq .steps {
  display: grid;
  gap: 18px;
  margin: 32px 0 0;
  padding: 0;
  list-style: none;
  counter-reset: none;
}

.page-faq .step {
  position: relative;
  padding: 24px 22px 22px;
  border: 1px solid var(--line-soft);
  border-left: 3px solid var(--lime);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(18, 46, 36, 0.92), rgba(11, 33, 26, 0.78));
}

.page-faq .step__no {
  display: block;
  font-family: var(--mono);
  font-size: 38px;
  line-height: 1;
  color: var(--lime);
  letter-spacing: -0.02em;
}

.page-faq .step__title {
  margin: 10px 0 0;
  font-size: 20px;
  font-weight: 700;
}

.page-faq .step__text {
  margin: 8px 0 0;
  font-size: 14.5px;
  color: var(--text);
  opacity: 0.85;
}

.page-faq .step__list {
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
  font-size: 14px;
  color: var(--muted);
}

.page-faq .step__list li {
  position: relative;
  padding-left: 18px;
}

.page-faq .step__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--lime-soft);
  opacity: 0.7;
}

.page-faq .step__verdict {
  margin: 16px 0 0;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  background: rgba(200, 255, 61, 0.07);
  font-size: 14px;
}

/* ---------- 筛选与问题清单 ---------- */
.page-faq .faq-filters {
  margin-top: 28px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: var(--pill);
  background: var(--faq-glass);
  backdrop-filter: blur(10px);
}

.page-faq .filter-chip {
  font: inherit;
  font-size: 14px;
  padding: 8px 16px;
  border-radius: var(--pill);
  border: 1px solid var(--line-soft);
  background: transparent;
  color: var(--text);
  cursor: pointer;
  transition: background 0.18s ease, color 0.18s ease, border-color 0.18s ease;
}

.page-faq .filter-chip:hover,
.page-faq .filter-chip:focus-visible {
  border-color: var(--line);
  background: rgba(200, 255, 61, 0.08);
}

.page-faq .filter-chip.is-active {
  background: var(--lime);
  border-color: var(--lime);
  color: var(--ink);
  font-weight: 700;
}

.page-faq .filter-count {
  margin-left: auto;
  padding: 0 14px 0 6px;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--amber);
}

.page-faq .filter-empty {
  margin: 22px 0 0;
  padding: 18px 20px;
  border: 1px dashed var(--line);
  border-radius: var(--radius-sm);
  color: var(--muted);
  font-size: 14px;
}

.page-faq .faq-list {
  display: grid;
  gap: 14px;
  margin-top: 26px;
}

.page-faq .faq-item {
  border: 1px solid var(--line-soft);
  border-left: 3px solid rgba(200, 255, 61, 0.16);
  border-radius: var(--radius-sm);
  background: var(--surface);
  transition: background 0.2s ease, border-color 0.2s ease;
}

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

.page-faq .faq-item__summary {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 18px;
  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(--lime);
  outline-offset: -2px;
}

.page-faq .faq-item__q {
  flex: 1 1 auto;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.55;
}

.page-faq .faq-item__sign {
  flex: 0 0 auto;
  width: 24px;
  text-align: center;
  font-family: var(--mono);
  color: var(--muted);
}

.page-faq .faq-item__sign::before {
  content: "＋";
}

.page-faq .faq-item[open] .faq-item__sign::before {
  content: "－";
  color: var(--lime);
}

.page-faq .faq-item__no {
  flex: 0 0 auto;
  font-family: var(--mono);
  font-size: 24px;
  line-height: 1;
  color: var(--lime);
  letter-spacing: -0.02em;
}

.page-faq .faq-item__body {
  padding: 0 18px 20px;
}

.page-faq .faq-item[open] .faq-item__body {
  padding-top: 16px;
  border-top: 1px solid var(--line-soft);
}

.page-faq .faq-item__sym {
  margin: 0;
  font-size: 14.5px;
  color: var(--text);
  opacity: 0.88;
}

.page-faq .faq-item__steps {
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
  counter-reset: faqstep;
  display: grid;
  gap: 10px;
  font-size: 14.5px;
}

.page-faq .faq-item__steps li {
  position: relative;
  padding-left: 34px;
  color: var(--text);
  opacity: 0.9;
}

.page-faq .faq-item__steps li::before {
  counter-increment: faqstep;
  content: counter(faqstep);
  position: absolute;
  left: 0;
  top: 3px;
  width: 22px;
  height: 22px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  border: 1px solid var(--line);
  background: rgba(200, 255, 61, 0.12);
  color: var(--lime);
  font-family: var(--mono);
  font-size: 12px;
  line-height: 1;
}

.page-faq .faq-item__verdict {
  margin: 16px 0 0;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--lime);
  background: rgba(200, 255, 61, 0.06);
  font-size: 14.5px;
}

.page-faq .faq-item__verdict .datapoint {
  border-bottom: 1px dashed var(--amber);
  color: var(--amber);
  cursor: help;
}

/* ---------- 推送速览 ---------- */
.page-faq .faq-push {
  background: linear-gradient(180deg, var(--ink) 0%, var(--ink-deep) 50%, var(--ink) 100%);
}

.page-faq .push-grid {
  display: grid;
  gap: 32px;
  align-items: center;
}

.page-faq .push-copy__lead {
  margin: 18px 0 0;
  max-width: 52ch;
  font-size: 15.5px;
  color: var(--text);
  opacity: 0.86;
}

.page-faq .push-channels {
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-faq .push-chan {
  display: grid;
  gap: 4px;
  padding: 14px 16px;
  border: 1px solid var(--line-soft);
  border-left: 3px solid var(--muted);
  border-radius: var(--radius-sm);
  background: rgba(18, 46, 36, 0.62);
}

.page-faq .push-chan--lime {
  border-left-color: var(--lime);
}

.page-faq .push-chan--amber {
  border-left-color: var(--amber);
}

.page-faq .push-chan__label {
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--lime-soft);
}

.page-faq .push-chan__text {
  font-size: 14.5px;
  color: var(--text);
  opacity: 0.87;
}

.page-faq .push-copy__note {
  margin: 18px 0 0;
  font-size: 14px;
  color: var(--muted);
}

.page-faq .push-media {
  margin: 0;
  border-radius: var(--radius);
  overflow: hidden;
}

.page-faq .push-media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
}

/* ---------- 速查表 ---------- */
.page-faq .table-scroll {
  margin-top: 26px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-sm);
  overflow-x: auto;
}

.page-faq .data-table {
  width: 100%;
  min-width: 660px;
  border-collapse: collapse;
  font-size: 14.5px;
}

.page-faq .data-table th,
.page-faq .data-table td {
  padding: 14px 16px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--line-soft);
}

.page-faq .data-table thead th {
  background: rgba(43, 35, 80, 0.62);
  color: var(--lime-soft);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.1em;
  white-space: nowrap;
}

.page-faq .data-table tbody tr:nth-child(even) {
  background: rgba(18, 46, 36, 0.5);
}

.page-faq .data-table tbody tr:last-child td {
  border-bottom: 0;
}

.page-faq .data-table td:nth-child(2) {
  color: var(--amber);
  white-space: nowrap;
}

/* ---------- 联系 ---------- */
.page-faq .faq-contact {
  background: linear-gradient(155deg, var(--wine) 0%, #2A1020 45%, var(--ink-deep) 100%);
  border-top: 1px solid var(--line);
}

.page-faq .contact-grid {
  display: grid;
  gap: 30px;
  align-items: center;
}

.page-faq .contact-copy h2 {
  margin: 12px 0 0;
  font-family: var(--display);
  font-weight: 800;
  font-size: clamp(24px, 3.4vw, 40px);
  line-height: 1.22;
  letter-spacing: -0.01em;
}

.page-faq .contact-copy p {
  margin: 16px 0 0;
  max-width: 52ch;
  font-size: 15.5px;
  color: var(--text);
  opacity: 0.88;
}

.page-faq .contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-faq .contact-lines {
  margin: 0;
  padding: 22px 22px 18px;
  list-style: none;
  display: grid;
  gap: 14px;
  border-radius: var(--radius);
}

.page-faq .contact-lines li {
  display: grid;
  gap: 4px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line-soft);
}

.page-faq .contact-lines li:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-faq .contact-lines__k {
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--muted);
}

.page-faq .contact-lines__v {
  font-size: 15.5px;
  color: var(--text);
  word-break: break-word;
}

.page-faq .contact-lines li:nth-child(1) .contact-lines__v,
.page-faq .contact-lines li:nth-child(2) .contact-lines__v {
  color: var(--lime-soft);
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-faq .faq-path {
    display: block;
  }

  .page-faq .faq-hero__title {
    max-width: 18ch;
  }
}

@media (min-width: 900px) {
  .page-faq .steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
  }

  .page-faq .step:not(:last-child)::after {
    content: "";
    position: absolute;
    top: 44px;
    right: -22px;
    width: 22px;
    height: 2px;
    background: repeating-linear-gradient(90deg, var(--lime) 0 6px, transparent 6px 12px);
    opacity: 0.6;
  }

  .page-faq .faq-item:nth-child(4n + 2) {
    margin-left: 22px;
  }

  .page-faq .faq-item:nth-child(4n + 3) {
    margin-left: 44px;
  }

  .page-faq .faq-item:nth-child(4n + 4) {
    margin-left: 66px;
  }

  .page-faq .push-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    gap: 46px;
  }

  .page-faq .contact-grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    gap: 46px;
  }
}

@media (min-width: 1100px) {
  .page-faq .faq-item__summary {
    padding: 20px 24px;
  }

  .page-faq .faq-item__body {
    padding: 0 24px 24px;
  }

  .page-faq .faq-item[open] .faq-item__body {
    padding-top: 20px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-item,
  .page-faq .filter-chip,
  .page-faq .contact-lines {
    transition: none;
  }
}