.page-faq {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-sans);
  overflow-x: hidden;
}

.page-faq .faq-crumb {
  padding-top: 16px;
  padding-bottom: 4px;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: 18px 0 clamp(34px, 6vw, 58px);
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(circle at 92% 4%, rgba(242, 140, 40, 0.16), transparent 46%),
    radial-gradient(circle at 2% 96%, rgba(47, 122, 62, 0.12), transparent 42%),
    var(--paper);
}

.page-faq .faq-hero__inner {
  position: relative;
}

.page-faq .faq-hero__kicker {
  display: inline-block;
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--grass-deep);
  padding: 5px 12px;
  border: 1px solid rgba(47, 122, 62, 0.36);
  border-radius: var(--r-pill);
  background: rgba(47, 122, 62, 0.07);
}

.page-faq .faq-hero__title {
  margin: 16px 0 16px;
  font-size: clamp(30px, 7.4vw, 62px);
  line-height: 1.12;
  font-weight: 900;
  letter-spacing: 0.01em;
  color: var(--ink);
  max-width: 15em;
}

.page-faq .faq-hero__lede {
  margin: 0;
  max-width: 34em;
  font-size: clamp(15px, 3.7vw, 17px);
  line-height: 1.86;
  color: rgba(14, 34, 58, 0.78);
}

.page-faq .faq-jump {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 26px;
}

.page-faq .faq-jump__link {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 8px 16px 8px 8px;
  border: 1px solid var(--line-strong);
  border-radius: var(--r-pill);
  background: var(--white);
  color: var(--ink);
  text-decoration: none;
  font-size: 14px;
  font-weight: 700;
  transition: border-color 0.2s var(--ease), background 0.2s var(--ease), transform 0.2s var(--ease);
}

.page-faq .faq-jump__link:hover,
.page-faq .faq-jump__link:focus-visible {
  border-color: var(--grass);
  background: rgba(47, 122, 62, 0.08);
  transform: translateY(-2px);
  outline: none;
}

.page-faq .faq-jump__link:focus-visible {
  box-shadow: 0 0 0 3px var(--lemon);
}

.page-faq .faq-jump__link.is-current {
  border-color: var(--dusk);
  background: rgba(242, 140, 40, 0.14);
}

.page-faq .faq-jump__num {
  display: inline-grid;
  place-items: center;
  min-width: 27px;
  height: 27px;
  padding: 0 5px;
  border-radius: var(--r-pill);
  background: var(--lemon);
  color: var(--ink);
  font-size: 11px;
  font-weight: 700;
}

.page-faq .faq-hero__sticker {
  display: inline-block;
  margin-top: 24px;
  font-size: 13px;
}

/* ---------- 章节 ---------- */
.page-faq .faq-sec {
  padding: clamp(38px, 7vw, 76px) 0;
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-sec__head {
  display: grid;
  gap: 8px;
  margin-bottom: 24px;
  max-width: 44em;
}

.page-faq .faq-sec__num {
  font-size: clamp(36px, 9vw, 68px);
  line-height: 0.88;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--dusk);
}

.page-faq .faq-sec__title {
  margin: 2px 0 0;
  font-size: clamp(21px, 4.8vw, 34px);
  line-height: 1.32;
  font-weight: 800;
  color: var(--ink);
}

.page-faq .faq-sec__lede {
  margin: 2px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(14, 34, 58, 0.68);
}

/* 深墨蓝分区 */
.page-faq .faq-sec--ink {
  background: var(--ink);
  border-bottom-color: rgba(247, 244, 234, 0.14);
}

.page-faq .faq-sec--ink .faq-sec__title { color: var(--paper); }
.page-faq .faq-sec--ink .faq-sec__lede { color: rgba(247, 244, 234, 0.7); }

/* 深蓝绿分区 */
.page-faq .faq-sec--teal {
  background: var(--teal);
  border-bottom-color: rgba(247, 244, 234, 0.14);
}

.page-faq .faq-sec--teal .faq-sec__title { color: var(--paper); }
.page-faq .faq-sec--teal .faq-sec__lede { color: rgba(247, 244, 234, 0.72); }
.page-faq .faq-sec--teal .faq-sec__num { color: var(--lemon); }

/* 帮助分类区 */
.page-faq .faq-sec--help {
  background:
    linear-gradient(180deg, rgba(75, 46, 131, 0.06), transparent 60%),
    var(--paper);
}

/* ---------- 问答手风琴 ---------- */
.page-faq .faq-list {
  display: grid;
  gap: 12px;
}

.page-faq .faq-list--tight {
  margin-top: 26px;
}

.page-faq .qa {
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--white);
  overflow: hidden;
  transition: border-color 0.2s var(--ease), box-shadow 0.2s var(--ease);
}

.page-faq .qa:hover {
  border-color: rgba(47, 122, 62, 0.5);
}

.page-faq .qa[open] {
  border-color: var(--grass);
  box-shadow: var(--shadow-card);
}

.page-faq .qa summary {
  position: relative;
  list-style: none;
  cursor: pointer;
  padding: 15px 44px 15px 17px;
  font-size: 15.5px;
  font-weight: 700;
  line-height: 1.62;
  color: var(--ink);
}

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

.page-faq .qa summary::after {
  content: "";
  position: absolute;
  top: 50%;
  right: 19px;
  width: 10px;
  height: 10px;
  border-right: 2px solid var(--grass);
  border-bottom: 2px solid var(--grass);
  transform: translateY(-70%) rotate(45deg);
  transition: transform 0.22s var(--ease);
}

.page-faq .qa[open] summary::after {
  transform: translateY(-30%) rotate(225deg);
}

.page-faq .qa summary:focus-visible {
  outline: none;
  box-shadow: inset 0 0 0 3px var(--lemon);
}

.page-faq .qa__a {
  padding: 0 17px 17px;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(14, 34, 58, 0.8);
}

.page-faq .qa__a p { margin: 0; }

.page-faq .qa__a a {
  color: var(--grass-deep);
  font-weight: 700;
  text-decoration: none;
  border-bottom: 1px solid rgba(47, 122, 62, 0.5);
}

.page-faq .qa__a a:hover,
.page-faq .qa__a a:focus-visible {
  border-bottom-color: var(--dusk);
  color: var(--dusk-deep);
}

/* 深色底上的手风琴 */
.page-faq .faq-sec--ink .qa,
.page-faq .faq-sec--teal .qa {
  background: rgba(247, 244, 234, 0.06);
  border-color: rgba(247, 244, 234, 0.18);
}

.page-faq .faq-sec--ink .qa:hover,
.page-faq .faq-sec--teal .qa:hover {
  border-color: var(--dusk);
}

.page-faq .faq-sec--ink .qa[open],
.page-faq .faq-sec--teal .qa[open] {
  border-color: var(--lemon);
  box-shadow: none;
  background: rgba(247, 244, 234, 0.1);
}

.page-faq .faq-sec--ink .qa summary,
.page-faq .faq-sec--teal .qa summary {
  color: var(--paper);
}

.page-faq .faq-sec--ink .qa summary::after,
.page-faq .faq-sec--teal .qa summary::after {
  border-color: var(--lemon);
}

.page-faq .faq-sec--ink .qa__a,
.page-faq .faq-sec--teal .qa__a {
  color: rgba(247, 244, 234, 0.78);
}

.page-faq .faq-sec--ink .qa__a a,
.page-faq .faq-sec--teal .qa__a a {
  color: var(--lemon);
  border-bottom-color: rgba(245, 230, 99, 0.5);
}

.page-faq .faq-sec--ink .qa__a a:hover,
.page-faq .faq-sec--teal .qa__a a:hover {
  color: var(--dusk);
  border-bottom-color: var(--dusk);
}

/* ---------- 图文分栏 ---------- */
.page-faq .faq-split {
  display: grid;
  gap: 22px;
}

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

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: var(--r-lg);
  object-fit: cover;
  box-shadow: var(--shadow-card);
}

.page-faq .faq-figure figcaption {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.7;
  color: rgba(14, 34, 58, 0.6);
}

.page-faq .faq-sec--ink .faq-figure figcaption,
.page-faq .faq-sec--teal .faq-figure figcaption {
  color: rgba(247, 244, 234, 0.62);
}

/* ---------- 费用块 ---------- */
.page-faq .fee-strip {
  display: grid;
  gap: 12px;
}

.page-faq .fee-chip {
  display: grid;
  gap: 3px;
  padding: 15px 17px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--white);
}

.page-faq .fee-chip--hl {
  background: var(--lemon);
  border-color: rgba(14, 34, 58, 0.35);
}

.page-faq .fee-chip__label {
  font-size: 13px;
  font-weight: 700;
  color: rgba(14, 34, 58, 0.62);
}

.page-faq .fee-chip__value {
  font-size: 25px;
  line-height: 1.2;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: -0.01em;
}

.page-faq .fee-chip__note {
  font-size: 12.5px;
  line-height: 1.6;
  color: rgba(14, 34, 58, 0.66);
}

/* ---------- 帮助分类卡 ---------- */
.page-faq .help-grid {
  display: grid;
  gap: 14px;
  grid-template-columns: 1fr;
}

.page-faq .help-card {
  display: block;
  padding: 18px 19px 20px;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: var(--white);
  color: var(--ink);
  text-decoration: none;
  transition: border-color 0.2s var(--ease), box-shadow 0.2s var(--ease), transform 0.2s var(--ease);
}

.page-faq .help-card:hover,
.page-faq .help-card:focus-visible {
  border-color: var(--grass);
  box-shadow: var(--shadow-card);
  transform: translateY(-3px);
  outline: none;
}

.page-faq .help-card:focus-visible {
  box-shadow: 0 0 0 3px var(--lemon), var(--shadow-card);
}

.page-faq .help-card .pill {
  display: inline-block;
  margin-bottom: 10px;
}

.page-faq .help-card__title {
  margin: 0 0 6px;
  font-size: 17px;
  line-height: 1.45;
  font-weight: 800;
}

.page-faq .help-card__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(14, 34, 58, 0.7);
}

/* ---------- 结尾 CTA ---------- */
.page-faq .faq-cta {
  padding: clamp(34px, 6vw, 62px) 0 clamp(44px, 7vw, 78px);
  background:
    linear-gradient(135deg, rgba(242, 140, 40, 0.16), transparent 58%),
    var(--paper);
}

.page-faq .faq-cta__inner {
  display: grid;
  gap: 20px;
  align-items: center;
}

.page-faq .faq-cta__kicker {
  margin: 0 0 6px;
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--wine);
}

.page-faq .faq-cta__title {
  margin: 0;
  font-size: clamp(20px, 4.6vw, 30px);
  line-height: 1.36;
  font-weight: 800;
  color: var(--ink);
  max-width: 22em;
}

.page-faq .faq-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 平板及以上 ---------- */
@media (min-width: 640px) {
  .page-faq .help-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-faq .fee-strip {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-faq .faq-cta__inner {
    grid-template-columns: 1fr auto;
  }
}

@media (min-width: 880px) {
  .page-faq .faq-split {
    grid-template-columns: 5fr 7fr;
    gap: 38px;
    align-items: start;
  }

  .page-faq .faq-split--flip {
    grid-template-columns: 7fr 5fr;
  }

  .page-faq .faq-split--flip .faq-figure {
    order: 2;
  }

  .page-faq .faq-split--flip .faq-list {
    order: 1;
  }

  .page-faq .faq-hero__sticker {
    position: absolute;
    top: 4px;
    right: 0;
    margin-top: 0;
  }

  .page-faq .qa summary {
    padding: 17px 52px 17px 22px;
    font-size: 16.5px;
  }

  .page-faq .qa__a {
    padding: 0 22px 20px;
    font-size: 15.5px;
  }
}

@media (min-width: 1040px) {
  .page-faq .help-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
  }

  .page-faq .help-card:nth-child(2) {
    transform: translateY(20px);
  }

  .page-faq .help-card:nth-child(2):hover,
  .page-faq .help-card:nth-child(2):focus-visible {
    transform: translateY(17px);
  }

  .page-faq .help-card:nth-child(5) {
    transform: translateY(-12px);
  }

  .page-faq .help-card:nth-child(5):hover,
  .page-faq .help-card:nth-child(5):focus-visible {
    transform: translateY(-15px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-jump__link,
  .page-faq .qa,
  .page-faq .qa summary::after,
  .page-faq .help-card {
    transition: none;
  }

  .page-faq .faq-jump__link:hover,
  .page-faq .help-card:hover,
  .page-faq .help-card:focus-visible,
  .page-faq .help-card:nth-child(2),
  .page-faq .help-card:nth-child(5) {
    transform: none;
  }
}