.page-faq {
  background: var(--cream);
  color: var(--ink);
  font-family: var(--font-serif);
  line-height: 1.85;
  -webkit-font-smoothing: antialiased;
}

.page-faq .faq-shell {
  width: 100%;
  max-width: 1240px;
  margin-inline: auto;
  padding-inline: 18px;
  box-sizing: border-box;
}

/* ---------- 首屏 ---------- */

.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: 28px 0 40px;
  color: var(--cream);
  background:
    radial-gradient(120% 130% at 92% -18%, rgba(216, 154, 91, .34), transparent 58%),
    linear-gradient(158deg, var(--navy) 0%, var(--navy-deep) 100%);
  border-bottom: 1px solid rgba(184, 115, 51, .45);
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: linear-gradient(rgba(245, 239, 227, .045) 1px, transparent 1px);
  background-size: 100% 32px;
}

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

.page-faq .faq-hero .crumbs__link,
.page-faq .faq-hero .crumbs__item,
.page-faq .faq-hero .crumbs__sep {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--mist);
  text-decoration: none;
}

.page-faq .faq-hero .crumbs__link:hover {
  color: var(--copper-lit);
}

.page-faq .faq-hero__eyebrow {
  margin: 16px 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .24em;
  color: var(--copper-lit);
}

.page-faq .faq-hero__title {
  margin: 0 0 16px;
  max-width: 20ch;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(29px, 5.4vw, 52px);
  line-height: 1.12;
  letter-spacing: -.012em;
  color: #FFF9EF;
}

.page-faq .faq-hero__lede {
  margin: 0 0 26px;
  max-width: 64ch;
  font-size: clamp(15px, 1.7vw, 17.5px);
  line-height: 1.92;
  color: rgba(245, 239, 227, .86);
}

.page-faq .faq-hero__facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  padding: 1px;
  list-style: none;
  background: rgba(245, 239, 227, .18);
}

.page-faq .faq-hero__fact {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 14px 15px;
  background: rgba(7, 26, 46, .72);
}

.page-faq .faq-hero__num {
  font-family: var(--font-mono);
  font-size: clamp(18px, 2.4vw, 23px);
  line-height: 1.1;
  color: var(--copper-lit);
}

.page-faq .faq-hero__cap {
  font-size: 12.5px;
  letter-spacing: .04em;
  color: rgba(245, 239, 227, .68);
}

/* ---------- 章节定位条 ---------- */

.page-faq .faq-jump {
  background: var(--paper);
  border-bottom: 1px solid rgba(14, 42, 71, .14);
}

.page-faq .faq-jump__inner {
  display: flex;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-faq .anchor-nav__link {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 16px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  white-space: nowrap;
  color: var(--navy);
  text-decoration: none;
  border-right: 1px solid rgba(14, 42, 71, .12);
  border-bottom: 3px solid transparent;
  transition: color var(--ease), background var(--ease), border-color var(--ease);
}

.page-faq .anchor-nav__link:hover,
.page-faq .anchor-nav__link.is-active {
  color: var(--copper);
  background: rgba(184, 115, 51, .08);
  border-bottom-color: var(--copper);
}

.page-faq .faq-jump__n {
  color: var(--celadon);
}

.page-faq .anchor-nav__link:hover .faq-jump__n,
.page-faq .anchor-nav__link.is-active .faq-jump__n {
  color: var(--copper);
}

/* ---------- 卡片基底 ---------- */

.page-faq .faq-card {
  background: var(--cream);
  border: 1px solid rgba(14, 42, 71, .16);
  box-shadow: var(--stack);
  transition: transform var(--ease), box-shadow var(--ease);
}

.page-faq .faq-card:hover {
  transform: translateY(-2px);
  box-shadow: 6px 7px 0 rgba(14, 42, 71, .1), 12px 12px 0 rgba(14, 42, 71, .05);
}

.page-faq .faq-card--copper { border-top: 3px solid var(--copper); }
.page-faq .faq-card--celadon { border-top: 3px solid var(--celadon); }
.page-faq .faq-card--amber { border-top: 3px solid var(--amber); }

.page-faq .faq-card__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 12px;
  padding: 16px 20px;
  border-bottom: 1px solid rgba(14, 42, 71, .14);
  background: linear-gradient(180deg, rgba(234, 225, 208, .78), rgba(234, 225, 208, 0));
}

.page-faq .faq-card__num {
  padding: 3px 8px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  line-height: 1.2;
  letter-spacing: .12em;
  color: var(--copper);
  border: var(--copper-line);
}

.page-faq .faq-card__title {
  flex: 1 1 auto;
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(19px, 2.6vw, 25px);
  font-weight: 700;
  line-height: 1.28;
  letter-spacing: -.006em;
  color: var(--navy);
}

.page-faq .faq-card__aside {
  flex: 1 1 100%;
  font-family: var(--font-mono);
  font-size: 11.5px;
  line-height: 1.6;
  letter-spacing: .04em;
  color: var(--mist);
}

.page-faq .faq-card__body {
  padding: 6px 20px 18px;
}

/* ---------- 快捷索引 ---------- */

.page-faq .faq-quick {
  padding: 34px 0 6px;
}

.page-faq .faq-quick__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 24px;
}

.page-faq .faq-index__list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
  margin: 10px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-index__cell {
  display: flex;
  min-width: 0;
}

.page-faq .faq-index__link {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 9px;
  width: 100%;
  padding: 14px 14px 16px;
  overflow: hidden;
  color: var(--navy);
  text-decoration: none;
  background: rgba(234, 225, 208, .5);
  border: 1px solid rgba(14, 42, 71, .14);
  transition: background var(--ease), border-color var(--ease), transform var(--ease);
}

.page-faq .faq-index__link::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 3px;
  background: var(--copper);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform var(--ease);
}

.page-faq .faq-index__cell--celadon .faq-index__link::after { background: var(--celadon); }
.page-faq .faq-index__cell--amber .faq-index__link::after { background: var(--amber); }
.page-faq .faq-index__cell--navy .faq-index__link::after { background: var(--navy); }

.page-faq .faq-index__link:hover {
  background: rgba(216, 154, 91, .16);
  border-color: rgba(184, 115, 51, .45);
  transform: translateY(-2px);
}

.page-faq .faq-index__link:hover::after {
  transform: scaleX(1);
}

.page-faq .faq-index__num {
  align-self: flex-start;
  padding: 2px 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 1.3;
  letter-spacing: .14em;
  color: var(--copper);
  border: var(--copper-line);
}

.page-faq .faq-index__cell--celadon .faq-index__num {
  color: var(--celadon);
  border-color: rgba(95, 143, 134, .55);
}

.page-faq .faq-index__cell--amber .faq-index__num {
  color: var(--amber);
  border-color: rgba(226, 112, 58, .5);
}

.page-faq .faq-index__cell--navy .faq-index__num {
  color: var(--navy);
  border-color: rgba(14, 42, 71, .35);
}

.page-faq .faq-index__q {
  font-size: 15px;
  font-weight: 600;
  line-height: 1.62;
  color: var(--navy);
}

.page-faq .faq-quick__media {
  position: relative;
  margin: 0;
  overflow: hidden;
  aspect-ratio: 5 / 6;
  border: 1px solid rgba(14, 42, 71, .16);
  box-shadow: var(--stack);
  background: var(--paper);
}

.page-faq .faq-quick__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-faq .faq-quick__tag {
  position: absolute;
  left: 0;
  bottom: 0;
  padding: 7px 12px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .1em;
  color: var(--cream);
  background: rgba(7, 26, 46, .88);
  border-top: 1px solid rgba(216, 154, 91, .5);
  border-right: 1px solid rgba(216, 154, 91, .5);
}

/* ---------- 主体分组 ---------- */

.page-faq .faq-body {
  display: grid;
  gap: 26px;
  padding: 28px 0 56px;
}

.page-faq .faq-banner {
  position: relative;
  margin: 0 0 16px;
  overflow: hidden;
  aspect-ratio: 5 / 2;
  border: 1px solid rgba(14, 42, 71, .16);
  box-shadow: var(--stack);
  background: var(--navy-deep);
}

.page-faq .faq-banner img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-faq .faq-banner__cap {
  position: absolute;
  left: 0;
  bottom: 0;
  padding: 7px 12px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .08em;
  color: var(--cream);
  background: rgba(7, 26, 46, .88);
  border-top: 1px solid rgba(216, 154, 91, .5);
  border-right: 1px solid rgba(216, 154, 91, .5);
}

/* ---------- 折叠问答 ---------- */

.page-faq .faq-item {
  position: relative;
  border-bottom: 1px solid rgba(14, 42, 71, .13);
}

.page-faq .faq-item:last-child {
  border-bottom: 0;
}

.page-faq .faq-item__q {
  position: relative;
  display: block;
  padding: 16px 42px 16px 18px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-serif);
  font-size: 16.5px;
  font-weight: 600;
  line-height: 1.62;
  color: var(--navy);
  transition: color var(--ease), background var(--ease);
}

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

.page-faq .faq-item__q::before {
  content: "";
  position: absolute;
  top: 14px;
  bottom: 14px;
  left: 0;
  width: 2px;
  background: var(--copper);
  transform: scaleY(0);
  transform-origin: top center;
  transition: transform var(--ease);
}

.page-faq .faq-item__q::after {
  content: "+";
  position: absolute;
  top: 50%;
  right: 14px;
  transform: translateY(-50%);
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--copper);
  transition: color var(--ease);
}

.page-faq .faq-item[open] > .faq-item__q::before {
  transform: scaleY(1);
}

.page-faq .faq-item[open] > .faq-item__q::after {
  content: "–";
  color: var(--amber);
}

.page-faq .faq-item__q:hover {
  color: var(--copper);
  background: rgba(184, 115, 51, .06);
}

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

.page-faq .faq-item__a {
  padding: 2px 18px 18px;
  font-size: 15.5px;
  line-height: 1.88;
  color: var(--ink);
}

.page-faq .faq-item__a p {
  margin: 0 0 10px;
}

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

.page-faq .faq-figure {
  font-family: var(--font-mono);
  font-size: .95em;
  color: var(--copper);
  letter-spacing: .01em;
}

.page-faq .faq-inline-link {
  color: var(--copper);
  text-decoration: none;
  border-bottom: 1px solid rgba(184, 115, 51, .45);
  transition: color var(--ease), border-color var(--ease);
}

.page-faq .faq-inline-link:hover {
  color: var(--amber);
  border-bottom-color: var(--amber);
}

/* ---------- 迷你时间轴 ---------- */

.page-faq .faq-timeline {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 0;
  margin: 16px 0 4px;
  padding: 0;
  list-style: none;
  counter-reset: faqnode;
}

.page-faq .faq-timeline__item {
  position: relative;
  flex: 1 1 92px;
  min-width: 76px;
  padding: 22px 12px 0 0;
  font-size: 12.5px;
  line-height: 1.5;
  color: var(--navy);
}

.page-faq .faq-timeline__item::before {
  content: "";
  position: absolute;
  top: 5px;
  left: 8px;
  right: 0;
  height: 1px;
  background: rgba(14, 42, 71, .22);
}

.page-faq .faq-timeline__item:last-child::before {
  right: 60%;
}

.page-faq .faq-timeline__dot {
  position: absolute;
  top: 0;
  left: 0;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--copper);
  box-shadow: 0 0 0 1px rgba(184, 115, 51, .55);
}

.page-faq .faq-timeline__item--current .faq-timeline__dot {
  background: var(--amber);
  box-shadow: 0 0 0 1px var(--amber), 0 0 0 6px rgba(226, 112, 58, .16);
}

.page-faq .faq-timeline__num {
  display: block;
  margin-bottom: 5px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--copper);
}

.page-faq .faq-timeline__item--current .faq-timeline__num {
  color: var(--amber);
}

/* ---------- 联系协助卡 ---------- */

.page-faq .faq-card--help {
  color: rgba(245, 239, 227, .88);
  background: linear-gradient(155deg, var(--navy) 0%, var(--navy-deep) 100%);
  border-color: rgba(216, 154, 91, .42);
  box-shadow: 6px 6px 0 rgba(14, 42, 71, .12);
}

.page-faq .faq-card__head--onDark {
  background: linear-gradient(180deg, rgba(216, 154, 91, .14), rgba(216, 154, 91, 0));
  border-bottom-color: rgba(216, 154, 91, .32);
}

.page-faq .faq-card__num--onDark {
  color: var(--copper-lit);
  border-color: rgba(216, 154, 91, .5);
}

.page-faq .faq-card__title--onDark {
  color: #FFF9EF;
}

.page-faq .faq-card__aside--onDark {
  color: rgba(245, 239, 227, .62);
}

.page-faq .faq-help__lead {
  margin: 12px 0 18px;
  font-size: 15.5px;
  line-height: 1.85;
  color: rgba(245, 239, 227, .82);
}

.page-faq .faq-help__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-faq .faq-help__item {
  padding: 14px 16px;
  background: rgba(255, 255, 255, .035);
  border: 1px solid rgba(216, 154, 91, .3);
  border-left: 3px solid var(--copper);
  transition: background var(--ease), border-color var(--ease);
}

.page-faq .faq-help__item:hover {
  background: rgba(216, 154, 91, .1);
  border-color: rgba(216, 154, 91, .48);
}

.page-faq .faq-help__label {
  display: block;
  margin-bottom: 7px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .16em;
  color: var(--copper-lit);
}

.page-faq .faq-help__value {
  display: block;
  font-family: var(--font-mono);
  font-size: 16px;
  line-height: 1.5;
  color: #FFF9EF;
  word-break: break-all;
}

.page-faq .faq-help__value--addr {
  font-family: var(--font-serif);
  font-size: 15px;
  letter-spacing: .01em;
  word-break: normal;
}

.page-faq .faq-help__prep {
  margin-top: 22px;
  padding-top: 18px;
  border-top: 1px solid rgba(216, 154, 91, .3);
}

.page-faq .faq-help__prep-title {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  letter-spacing: .01em;
  color: var(--copper-lit);
}

.page-faq .faq-help__prep-list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-help__prep-list li {
  position: relative;
  padding-left: 20px;
  font-size: 14.5px;
  line-height: 1.7;
  color: rgba(245, 239, 227, .84);
}

.page-faq .faq-help__prep-list li::before {
  content: "";
  position: absolute;
  top: 10px;
  left: 2px;
  width: 8px;
  height: 8px;
  border: 1px solid var(--celadon);
  transform: rotate(45deg);
}

.page-faq .faq-help__more {
  margin: 20px 0 4px;
  font-size: 14.5px;
  line-height: 1.9;
  color: rgba(245, 239, 227, .76);
}

.page-faq .faq-inline-link--dark {
  color: var(--copper-lit);
  border-bottom-color: rgba(216, 154, 91, .5);
}

.page-faq .faq-inline-link--dark:hover {
  color: var(--amber);
  border-bottom-color: var(--amber);
}

/* ---------- 响应式 ---------- */

@media (min-width: 620px) {
  .page-faq .faq-shell {
    padding-inline: 24px;
  }

  .page-faq .faq-hero {
    padding: 40px 0 52px;
  }

  .page-faq .faq-hero__facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-faq .faq-card__head {
    align-items: center;
    padding: 18px 24px;
  }

  .page-faq .faq-card__aside {
    flex: 0 1 auto;
    margin-left: auto;
    text-align: right;
  }

  .page-faq .faq-card__body {
    padding: 8px 24px 20px;
  }

  .page-faq .faq-index__list {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: 12px;
  }

  .page-faq .faq-index__cell--w5 { grid-column: span 5; }
  .page-faq .faq-index__cell--w6 { grid-column: span 6; }
  .page-faq .faq-index__cell--w7 { grid-column: span 7; }

  .page-faq .faq-item__q {
    padding: 17px 48px 17px 22px;
    font-size: 17px;
  }

  .page-faq .faq-item__a {
    padding: 2px 48px 20px 22px;
    font-size: 15.5px;
  }

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

  .page-faq .faq-help__prep-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px 20px;
  }
}

@media (min-width: 940px) {
  .page-faq .faq-quick {
    padding-top: 46px;
  }

  .page-faq .faq-quick__grid {
    grid-template-columns: minmax(0, 1.66fr) minmax(0, 1fr);
    align-items: start;
    gap: 28px;
  }

  .page-faq .faq-quick__media {
    aspect-ratio: 5 / 6;
  }

  .page-faq .faq-body {
    gap: 32px;
    padding: 34px 0 68px;
  }

  .page-faq .faq-card__head {
    padding: 20px 28px;
  }

  .page-faq .faq-card__body {
    padding: 10px 28px 24px;
  }

  .page-faq .faq-item__q {
    font-size: 17.5px;
  }

  .page-faq .faq-item__a {
    font-size: 16px;
    line-height: 1.9;
  }

  .page-faq .faq-timeline__item {
    flex: 1 1 110px;
  }

  .page-faq .faq-banner {
    aspect-ratio: 5 / 2;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-card,
  .page-faq .faq-index__link,
  .page-faq .faq-item__q,
  .page-faq .anchor-nav__link,
  .page-faq .faq-help__item {
    transition: none;
  }

  .page-faq .faq-card:hover,
  .page-faq .faq-index__link:hover {
    transform: none;
  }
}