.page-faq {
  --faq-rail: 232px;
  --faq-gap: clamp(24px, 3.4vw, 56px);
  padding-bottom: clamp(56px, 7vw, 96px);
  color: var(--paper);
  font-family: var(--font-sans);
}

.page-faq a {
  color: var(--blue);
  text-decoration: none;
  border-bottom: 1px solid var(--line-soft);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-faq a:hover {
  color: var(--gold);
  border-bottom-color: var(--gold);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  margin-top: clamp(24px, 4vw, 48px);
}

.page-faq .faq-hero__kicker {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--stone);
}

.page-faq .faq-hero__title {
  margin: 0;
  font-size: clamp(40px, 9vw, 92px);
  font-weight: 200;
  line-height: 1.02;
  letter-spacing: 0.02em;
  color: var(--paper);
}

.page-faq .faq-hero__lead {
  max-width: 62ch;
  margin: 20px 0 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--paper);
  opacity: 0.9;
}

.page-faq .faq-hero__paths {
  list-style: none;
  margin: 34px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-faq .path-card {
  position: relative;
  padding: 22px 20px 20px;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(11, 43, 36, 0.92), rgba(6, 31, 26, 0.5));
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-faq .path-card::before {
  content: "";
  position: absolute;
  inset: 0 auto auto 0;
  width: 46px;
  height: 2px;
  background: var(--gold);
}

.page-faq .path-card:hover {
  border-color: var(--gold);
  transform: translateY(-2px);
}

.page-faq .path-card__num {
  display: block;
  font-size: 40px;
  font-weight: 200;
  line-height: 1;
  color: rgba(214, 168, 62, 0.62);
}

.page-faq .path-card__title {
  margin: 12px 0 8px;
  font-size: 17px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--paper);
}

.page-faq .path-card__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--stone);
}

.page-faq .path-card__link {
  display: inline-block;
  margin-top: 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--blue);
}

/* ---------- 侧栏目录 + 正文 ---------- */
.page-faq .faq-shell {
  margin-top: clamp(40px, 6vw, 76px);
}

.page-faq .faq-rail {
  border-top: 1px solid var(--line);
  padding-top: 14px;
}

.page-faq .faq-rail__head {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--muted);
}

.page-faq .faq-rail__list {
  list-style: none;
  display: flex;
  gap: 10px;
  margin: 0;
  padding: 0 0 6px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-faq .faq-rail__list li {
  flex: 0 0 auto;
}

.page-faq .faq-rail__list a {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  white-space: nowrap;
  padding: 6px 10px;
  border: 1px solid var(--line-soft);
  font-size: 13px;
  color: var(--stone);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-faq .faq-rail__list a:hover {
  color: var(--gold);
  border-color: var(--gold);
}

.page-faq .faq-rail__list .num {
  font-size: 11px;
  color: var(--muted);
}

.page-faq .faq-body {
  margin-top: 32px;
  min-width: 0;
}

.page-faq .faq-sec {
  scroll-margin-top: 96px;
}

.page-faq .faq-sec + .faq-sec {
  margin-top: clamp(48px, 6vw, 88px);
}

.page-faq .faq-sec .section-head {
  margin-bottom: 22px;
}

.page-faq .faq-text {
  margin: 20px 0 0;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--paper);
  opacity: 0.88;
}

.page-faq .rule-note {
  margin: 22px 0 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 步骤卡 ---------- */
.page-faq .faq-steps {
  display: grid;
  gap: 14px;
}

.page-faq .step-card {
  padding: 24px 20px 22px;
  color: var(--ink);
  background: var(--paper);
  border: 1px solid var(--paper-shadow);
  box-shadow: 6px 6px 0 var(--paper-shadow);
}

.page-faq .step-card__num {
  display: block;
  font-size: 34px;
  font-weight: 300;
  line-height: 1;
  color: var(--gold);
}

.page-faq .step-card__title {
  margin: 12px 0 8px;
  font-size: 17px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--ink);
}

.page-faq .step-card__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: #29403a;
}

/* ---------- 规则章节 ---------- */
.page-faq .faq-figure {
  margin: 0 0 24px;
}

.page-faq .rule-filter {
  position: relative;
  margin-top: 26px;
}

.page-faq .rule-filter__radio {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-faq .rule-filter__tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-faq .rule-chip {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  padding: 8px 14px;
  border: 1px solid var(--line);
  font-size: 13px;
  letter-spacing: 0.05em;
  color: var(--stone);
  cursor: pointer;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-faq .rule-chip:hover {
  color: var(--paper);
  border-color: var(--gold);
}

.page-faq .rule-chip .num {
  font-size: 11px;
  color: var(--muted);
}

.page-faq #rf-all:checked ~ .rule-filter__tabs label[for="rf-all"],
.page-faq #rf-penalty:checked ~ .rule-filter__tabs label[for="rf-penalty"],
.page-faq #rf-clock:checked ~ .rule-filter__tabs label[for="rf-clock"],
.page-faq #rf-sub:checked ~ .rule-filter__tabs label[for="rf-sub"],
.page-faq #rf-review:checked ~ .rule-filter__tabs label[for="rf-review"],
.page-faq #rf-metric:checked ~ .rule-filter__tabs label[for="rf-metric"] {
  color: var(--ink);
  background: var(--gold);
  border-color: var(--gold);
}

.page-faq #rf-all:checked ~ .rule-filter__tabs label[for="rf-all"] .num,
.page-faq #rf-penalty:checked ~ .rule-filter__tabs label[for="rf-penalty"] .num,
.page-faq #rf-clock:checked ~ .rule-filter__tabs label[for="rf-clock"] .num,
.page-faq #rf-sub:checked ~ .rule-filter__tabs label[for="rf-sub"] .num,
.page-faq #rf-review:checked ~ .rule-filter__tabs label[for="rf-review"] .num,
.page-faq #rf-metric:checked ~ .rule-filter__tabs label[for="rf-metric"] .num {
  color: rgba(6, 31, 26, 0.68);
}

.page-faq #rf-penalty:checked ~ .rule-list .rule-item:not([data-cat="penalty"]),
.page-faq #rf-clock:checked ~ .rule-list .rule-item:not([data-cat="clock"]),
.page-faq #rf-sub:checked ~ .rule-list .rule-item:not([data-cat="sub"]),
.page-faq #rf-review:checked ~ .rule-list .rule-item:not([data-cat="review"]),
.page-faq #rf-metric:checked ~ .rule-list .rule-item:not([data-cat="metric"]) {
  display: none;
}

.page-faq .rule-list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
}

.page-faq .rule-item {
  position: relative;
  padding: 14px 0 14px 18px;
  border-top: 1px solid var(--line-soft);
}

.page-faq .rule-item:last-child {
  border-bottom: 1px solid var(--line-soft);
}

.page-faq .rule-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 22px;
  width: 7px;
  height: 1px;
  background: var(--gold);
}

.page-faq .rule-item__title {
  margin: 0 0 6px;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.03em;
  color: var(--paper);
}

.page-faq .rule-item__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--stone);
}

/* ---------- 平板章节 ---------- */
.page-faq .tablet-grid {
  display: grid;
  gap: 24px;
}

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

.page-faq .tablet-steps__item {
  display: flex;
  gap: 16px;
  padding: 16px 0;
  border-top: 1px solid var(--line-soft);
}

.page-faq .tablet-steps__item:last-child {
  border-bottom: 1px solid var(--line-soft);
}

.page-faq .tablet-steps__num {
  flex: 0 0 auto;
  font-size: 22px;
  font-weight: 300;
  line-height: 1.3;
  color: var(--gold);
}

.page-faq .tablet-steps__title {
  margin: 0 0 6px;
  font-size: 15.5px;
  font-weight: 600;
  letter-spacing: 0.03em;
  color: var(--paper);
}

.page-faq .tablet-steps__item p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--stone);
}

.page-faq .faq-copy {
  margin-top: 20px;
}

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

/* ---------- 折叠问答 ---------- */
.page-faq .faq-list {
  border-top: 1px solid var(--line-soft);
}

.page-faq .faq-item {
  border-bottom: 1px solid var(--line-soft);
  border-left: 2px solid transparent;
  padding-left: 12px;
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-faq .faq-item[open] {
  border-left-color: var(--moss);
  background: rgba(11, 43, 36, 0.45);
}

.page-faq .faq-item summary {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 16px 0;
  cursor: pointer;
  list-style: none;
  font-size: 15.5px;
  line-height: 1.6;
  color: var(--paper);
}

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

.page-faq .faq-item summary::after {
  content: "+";
  margin-left: auto;
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--blue);
}

.page-faq .faq-item[open] summary::after {
  content: "−";
  color: var(--gold);
}

.page-faq .faq-item__idx {
  flex: 0 0 auto;
  font-size: 11px;
  color: var(--muted);
}

.page-faq .faq-item__q {
  flex: 1 1 auto;
  min-width: 0;
}

.page-faq .faq-item__a {
  padding: 0 0 18px 34px;
}

.page-faq .faq-item__a p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--stone);
}

/* ---------- 下载票据 ---------- */
.page-faq .ticket-grid {
  display: grid;
  gap: 16px;
  margin-top: 26px;
}

.page-faq .ticket {
  position: relative;
  padding: 22px 20px;
  border: 1px solid var(--line);
  background: rgba(8, 37, 31, 0.72);
}

.page-faq .ticket::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 0;
  height: 0;
  border-top: 16px solid var(--gold);
  border-left: 16px solid transparent;
  opacity: 0.85;
}

.page-faq .ticket__fmt {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--gold);
}

.page-faq .ticket__title {
  margin: 0 0 12px;
  font-size: 17px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--paper);
}

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

.page-faq .ticket__list li {
  position: relative;
  padding-left: 14px;
  margin-bottom: 8px;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--stone);
}

.page-faq .ticket__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 5px;
  height: 1px;
  background: var(--moss);
}

/* ---------- 联系 ---------- */
.page-faq .faq-contact {
  padding: 26px 22px;
  color: var(--ink);
}

.page-faq .faq-contact__label {
  margin: 0;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.03em;
  color: var(--ink);
}

.page-faq .faq-contact__hint {
  margin: 8px 0 18px;
  font-size: 14px;
  line-height: 1.75;
  color: #3a514a;
}

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

.page-faq .faq-contact .copy-chip {
  color: var(--ink);
  border-color: rgba(6, 31, 26, 0.35);
  background: rgba(255, 255, 255, 0.4);
}

.page-faq .faq-contact__val {
  font-family: var(--font-mono);
  font-size: 13.5px;
  letter-spacing: 0.02em;
  word-break: break-all;
}

.page-faq .faq-contact__foot {
  margin: 18px 0 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: #3a514a;
}

.page-faq .faq-contact__foot a {
  color: var(--forest);
  border-bottom-color: rgba(11, 43, 36, 0.4);
}

.page-faq .faq-contact__foot a:hover {
  color: var(--ember);
  border-bottom-color: var(--ember);
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-faq .faq-hero__paths {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
  }

  .page-faq .faq-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
  }

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

  .page-faq .faq-contact {
    padding: 32px 30px;
  }
}

@media (min-width: 900px) {
  .page-faq .tablet-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: start;
    gap: 34px;
  }

  .page-faq .faq-figure--side {
    position: sticky;
    top: 96px;
  }
}

@media (min-width: 980px) {
  .page-faq .faq-shell {
    display: grid;
    grid-template-columns: var(--faq-rail) minmax(0, 1fr);
    gap: var(--faq-gap);
    align-items: start;
  }

  .page-faq .faq-rail {
    position: sticky;
    top: 92px;
    border-top: none;
    border-left: 1px solid var(--line);
    padding: 4px 0 4px 18px;
  }

  .page-faq .faq-rail__list {
    display: block;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-faq .faq-rail__list li + li {
    margin-top: 2px;
  }

  .page-faq .faq-rail__list a {
    display: flex;
    width: 100%;
    white-space: normal;
    border: none;
    border-bottom: 1px solid var(--line-soft);
    padding: 9px 0;
    font-size: 13.5px;
  }

  .page-faq .faq-rail__list a:hover {
    color: var(--gold);
    border-bottom-color: var(--gold);
  }

  .page-faq .faq-body {
    margin-top: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .path-card,
  .page-faq .path-card__link,
  .page-faq .rule-chip,
  .page-faq .faq-item,
  .page-faq .faq-rail__list a {
    transition: none;
  }
}
<<<END>>>