.page-faq {
  background: var(--sand);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.75;
  letter-spacing: 0.01em;
  overflow-x: hidden;
}

.page-faq .num {
  font-family: var(--font-mono);
  font-weight: 600;
  letter-spacing: 0.02em;
}

/* ---------- 面包屑 ---------- */
.page-faq .faq-crumbs {
  padding-top: 22px;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-cover {
  position: relative;
  margin-top: 10px;
  padding: clamp(46px, 8vw, 96px) 0 clamp(38px, 6vw, 68px);
  background:
    radial-gradient(120% 92% at 6% 0%, rgba(46, 125, 85, 0.52) 0%, rgba(12, 42, 32, 0) 62%),
    linear-gradient(162deg, var(--green-deep) 0%, var(--green-abyss) 48%, var(--dusk) 100%);
  color: var(--sand);
  overflow: hidden;
}

.page-faq .faq-cover::after {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 64%;
  background-image: repeating-linear-gradient(90deg, rgba(255, 255, 255, 0.07) 0 1px, transparent 1px 92px);
  pointer-events: none;
}

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

.page-faq .faq-cover__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 5vw, 52px);
}

.page-faq .faq-cover h1 {
  margin: 14px 0 0;
  font-size: clamp(34px, 7.4vw, 74px);
  font-weight: 900;
  line-height: 1.06;
  letter-spacing: -0.03em;
  color: var(--cloud);
}

.page-faq .faq-cover .kicker {
  color: var(--gold);
}

.page-faq .faq-cover__intro {
  margin: 22px 0 0;
  max-width: 48ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.86;
  color: rgba(245, 241, 230, 0.82);
}

.page-faq .faq-cover__index {
  position: relative;
  padding-top: 20px;
  border-top: 1px solid rgba(200, 162, 74, 0.42);
}

.page-faq .faq-cover__index .rail {
  color: rgba(245, 241, 230, 0.66);
}

.page-faq .faq-cover__list {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .faq-cover__list li {
  display: flex;
  align-items: baseline;
  gap: 12px;
  font-size: 15px;
  color: rgba(245, 241, 230, 0.92);
}

.page-faq .faq-cover__list .num {
  min-width: 2.2em;
  color: var(--gold);
  font-size: 13px;
}

.page-faq .route {
  margin: 20px 0 0;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: rgba(245, 241, 230, 0.6);
}

.page-faq .route .num {
  color: var(--gold-soft);
}

.page-faq .faq-cover__figure {
  position: relative;
  z-index: 1;
  margin: clamp(30px, 5vw, 56px) 0 0;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius-m);
  overflow: hidden;
  background: linear-gradient(135deg, rgba(46, 125, 85, 0.5), rgba(27, 59, 95, 0.5));
}

.page-faq .faq-media {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 问答分组 ---------- */
.page-faq .faq-groups {
  padding: clamp(54px, 8vw, 108px) 0 0;
}

.page-faq .faq-filter {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-top: 28px;
}

.page-faq .filter-chip {
  font: inherit;
  font-size: 14px;
  line-height: 1.2;
  padding: 9px 17px;
  border: 1px solid rgba(20, 80, 58, 0.26);
  border-radius: 999px;
  background: transparent;
  color: var(--green-deep);
  cursor: pointer;
  transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.page-faq .filter-chip:hover {
  border-color: var(--green-meadow);
  color: var(--green-meadow);
}

.page-faq .filter-chip[data-active] {
  background: var(--green-deep);
  border-color: var(--green-deep);
  color: var(--cloud);
}

.page-faq .filter-count {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.page-faq .faq-group {
  margin-top: clamp(36px, 5vw, 58px);
}

.page-faq .faq-group__title {
  display: flex;
  align-items: center;
  gap: 16px;
  margin: 0;
  font-size: clamp(18px, 2.3vw, 22px);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--green-deep);
}

.page-faq .faq-group__title::after {
  content: "";
  flex: 1 1 auto;
  height: 1px;
  background-image: repeating-linear-gradient(90deg, var(--muted) 0 6px, transparent 6px 12px);
  opacity: 0.5;
}

.page-faq .faq-list {
  margin-top: 4px;
}

.page-faq .qa-item {
  border-bottom: 1px solid rgba(16, 28, 23, 0.12);
}

.page-faq .qa-item__head {
  display: grid;
  grid-template-columns: 2.4em minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
  padding: 17px 0;
  cursor: pointer;
  list-style: none;
  font-size: clamp(15.5px, 2vw, 18.5px);
  font-weight: 700;
  line-height: 1.5;
  color: var(--ink);
  transition: color 0.2s ease;
}

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

.page-faq .qa-item__no {
  font-size: 13px;
  color: var(--copper);
}

.page-faq .qa-item__q::after {
  content: "＋";
  display: inline-block;
  margin-left: 10px;
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--gold);
}

.page-faq .qa-item[open] .qa-item__q::after {
  content: "－";
}

.page-faq .qa-item__head:hover .qa-item__q {
  color: var(--green-deep);
}

.page-faq .qa-item__body {
  padding: 0 0 20px;
  max-width: 68ch;
  font-size: 15.5px;
  line-height: 1.86;
  color: var(--ink-soft);
}

.page-faq .qa-item__body p {
  margin: 0;
}

.page-faq .qa-item__body .num {
  color: var(--green-deep);
  font-size: 0.96em;
}

/* ---------- 查询清单 ---------- */
.page-faq .faq-need {
  margin-top: var(--section-gap);
  padding: clamp(42px, 6vw, 76px) 0;
  background: linear-gradient(180deg, rgba(27, 59, 95, 0.09), rgba(27, 59, 95, 0));
}

.page-faq .faq-need__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 5vw, 52px);
}

.page-faq .faq-need .section-title {
  color: var(--dusk);
}

.page-faq .faq-need .ledger-wrap {
  margin-top: 26px;
}

.page-faq .faq-need .ledger caption {
  text-align: left;
  padding-bottom: 10px;
  font-size: 12.5px;
  letter-spacing: 0.1em;
  color: var(--muted);
}

.page-faq .faq-need .ledger th[scope="row"] {
  text-align: left;
  font-weight: 600;
  color: var(--green-deep);
}

.page-faq .faq-need .ledger td .num {
  color: var(--copper);
}

.page-faq .faq-need__figure {
  margin: 0;
  padding: 14px;
  background: var(--cloud);
  border-radius: var(--radius-m);
  border-left: 3px solid var(--gold);
}

.page-faq .faq-need__figure .faq-media {
  border-radius: var(--radius-s);
  background: linear-gradient(140deg, rgba(27, 59, 95, 0.28), rgba(46, 125, 85, 0.28));
}

.page-faq .faq-need__caption {
  margin: 12px 2px 0;
  font-size: 12.5px;
  letter-spacing: 0.08em;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 常见理解偏差 ---------- */
.page-faq .faq-myths {
  margin-top: var(--section-gap);
}

.page-faq .faq-myths__list {
  margin-top: 30px;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
}

.page-faq .faq-myth {
  padding: 20px 22px;
  background: var(--cloud);
  border-left: 3px solid var(--copper);
  border-radius: 0 var(--radius-s) var(--radius-s) 0;
}

.page-faq .faq-myth:nth-child(even) {
  border-left-color: var(--dusk-light);
}

.page-faq .faq-myth__wrong {
  margin: 0 0 8px;
  font-size: 13.5px;
  font-weight: 700;
  letter-spacing: 0.03em;
  color: var(--copper);
}

.page-faq .faq-myth:nth-child(even) .faq-myth__wrong {
  color: var(--dusk-light);
}

.page-faq .faq-myth__right {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-soft);
}

.page-faq .faq-myth__right .num {
  color: var(--green-deep);
}

/* ---------- 收束 ---------- */
.page-faq .faq-exit {
  margin-top: var(--section-gap);
  padding: clamp(46px, 7vw, 92px) 0 clamp(46px, 7vw, 84px);
  background:
    radial-gradient(90% 100% at 92% 0%, rgba(60, 109, 150, 0.5) 0%, rgba(12, 42, 32, 0) 60%),
    linear-gradient(148deg, var(--dusk) 0%, var(--green-abyss) 100%);
  color: var(--sand);
}

.page-faq .faq-exit__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 5vw, 56px);
}

.page-faq .faq-exit .kicker {
  color: var(--gold);
}

.page-faq .faq-exit__lead .section-title {
  color: var(--cloud);
  margin-top: 12px;
}

.page-faq .faq-exit__text {
  margin: 20px 0 0;
  max-width: 44ch;
  font-size: 15px;
  line-height: 1.9;
  color: rgba(245, 241, 230, 0.78);
}

.page-faq .faq-exit__links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-faq .faq-exit__links li {
  display: grid;
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px solid rgba(245, 241, 230, 0.18);
}

.page-faq .faq-exit__links a {
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--gold-soft);
  text-decoration: none;
  border-bottom: 1px dashed rgba(231, 208, 147, 0.55);
  justify-self: start;
  transition: color 0.2s ease, border-color 0.2s ease;
}

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

.page-faq .faq-exit__links span {
  font-size: 13.5px;
  line-height: 1.7;
  color: rgba(245, 241, 230, 0.66);
}

.page-faq .faq-signoff {
  margin: clamp(34px, 5vw, 56px) 0 0;
  padding-top: 18px;
  border-top: 1px solid rgba(200, 162, 74, 0.4);
  font-size: 12.5px;
  letter-spacing: 0.1em;
  color: rgba(245, 241, 230, 0.62);
}

.page-faq .faq-signoff .num {
  color: var(--gold);
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-faq .qa-item__body {
    margin-left: calc(2.4em + 12px);
  }

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

  .page-faq .faq-myth:nth-child(1),
  .page-faq .faq-myth:nth-child(4) {
    transform: translateX(-6px);
  }

  .page-faq .faq-myth:nth-child(2),
  .page-faq .faq-myth:nth-child(3) {
    transform: translateX(10px);
  }
}

@media (min-width: 880px) {
  .page-faq .faq-cover__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    align-items: end;
    column-gap: clamp(32px, 6vw, 84px);
  }

  .page-faq .faq-need__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 4fr);
    align-items: start;
    column-gap: clamp(32px, 5vw, 60px);
  }

  .page-faq .faq-exit__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 4fr);
    column-gap: clamp(32px, 6vw, 80px);
    align-items: start;
  }
}

@media (min-width: 1100px) {
  .page-faq .faq-cover__vert {
    display: block;
    position: absolute;
    right: clamp(14px, 3vw, 32px);
    top: clamp(72px, 9vw, 118px);
    margin: 0;
    writing-mode: vertical-rl;
    letter-spacing: 0.24em;
    font-size: 12px;
    color: rgba(245, 241, 230, 0.55);
    pointer-events: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .filter-chip,
  .page-faq .qa-item__head,
  .page-faq .faq-exit__links a {
    transition: none;
  }
}