.page-faq {
  --faq-shadow: 5px 5px 0 rgba(11, 42, 74, 0.14);
  --faq-shadow-lg: 8px 8px 0 rgba(11, 42, 74, 0.18);
  --faq-panel: rgba(255, 253, 247, 0.95);
  --faq-ink-soft: rgba(16, 32, 46, 0.86);
  background: var(--paper);
  color: var(--char);
  font-family: var(--font-body);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  margin-top: calc(-1 * var(--head-total));
  padding-top: calc(var(--head-total) + clamp(30px, 7vw, 64px));
  padding-bottom: clamp(38px, 7vw, 78px);
  background:
    radial-gradient(120% 90% at 88% 6%, rgba(47, 93, 80, 0.55), transparent 62%),
    radial-gradient(90% 70% at 6% 100%, rgba(255, 107, 74, 0.16), transparent 66%),
    repeating-linear-gradient(90deg, rgba(169, 195, 214, 0.08) 0 1px, transparent 1px 96px),
    var(--ink-deep);
  color: var(--paper);
  overflow: hidden;
}

.page-faq .faq-hero-qmark {
  position: absolute;
  top: 0.02em;
  right: -0.06em;
  font-family: var(--font-display);
  font-size: clamp(180px, 32vw, 380px);
  font-weight: 700;
  line-height: 1;
  color: rgba(232, 196, 124, 0.1);
  pointer-events: none;
  user-select: none;
}

.page-faq .faq-hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(24px, 5vw, 46px);
}

.page-faq .faq-crumbs {
  font-family: var(--font-num);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: rgba(247, 241, 230, 0.7);
  margin-bottom: clamp(16px, 2.6vw, 24px);
}

.page-faq .faq-crumbs a {
  color: inherit;
}

.page-faq .faq-hero h1 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(32px, 6.2vw, 58px);
  line-height: 1.12;
  letter-spacing: 0.01em;
  margin: 0 0 clamp(16px, 2.4vw, 24px);
  color: var(--paper);
}

.page-faq .faq-lead {
  max-width: 34em;
  margin: 0 0 clamp(22px, 3.4vw, 32px);
  font-size: clamp(15px, 2vw, 18px);
  line-height: 1.85;
  color: rgba(247, 241, 230, 0.84);
}

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

.page-faq .faq-hero-figure {
  margin: 0;
  border: 3px solid rgba(247, 241, 230, 0.22);
  box-shadow: var(--shadow-dark);
  background: var(--ink);
}

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

.page-faq .faq-hero-figure .media-caption {
  margin: 0;
  padding: 10px 14px;
  font-family: var(--font-num);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--mist);
  border-top: 1px solid var(--line-dark);
}

/* ---------- 索引卡 ---------- */
.page-faq .faq-index {
  padding: clamp(40px, 7vw, 76px) 0 clamp(20px, 3.4vw, 32px);
  background: var(--paper);
}

.page-faq .faq-h2 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(24px, 3.6vw, 36px);
  line-height: 1.22;
  margin: 0 0 clamp(18px, 3vw, 28px);
  color: var(--ink-deep);
}

.page-faq .faq-h2--light {
  color: var(--paper);
}

.page-faq .faq-index-grid {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.page-faq .faq-index-card {
  position: relative;
  display: block;
  overflow: hidden;
  padding: 20px 20px 18px;
  text-decoration: none;
  color: var(--ink-deep);
  background: var(--faq-panel);
  border: 2px solid var(--ink-deep);
  box-shadow: var(--faq-shadow);
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.page-faq .faq-index-card:hover,
.page-faq .faq-index-card:focus-visible {
  transform: translate(-2px, -2px);
  box-shadow: var(--faq-shadow-lg);
}

.page-faq .faq-card-num {
  display: block;
  font-family: var(--font-num);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--tide);
  margin-bottom: 10px;
}

.page-faq .faq-card-qmark {
  position: absolute;
  right: 8px;
  bottom: -18px;
  font-family: var(--font-display);
  font-size: 88px;
  font-weight: 700;
  line-height: 1;
  color: rgba(232, 196, 124, 0.42);
  pointer-events: none;
}

.page-faq .faq-index-card h3 {
  position: relative;
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: clamp(19px, 2.6vw, 23px);
  font-weight: 600;
  line-height: 1.3;
}

.page-faq .faq-index-card p {
  position: relative;
  margin: 0 0 14px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--faq-ink-soft);
  max-width: 22em;
}

.page-faq .faq-card-count {
  position: relative;
  display: inline-block;
  font-family: var(--font-num);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--coral);
}

/* ---------- 目录 + 问答 ---------- */
.page-faq .faq-body {
  padding: clamp(16px, 3vw, 30px) 0 clamp(44px, 8vw, 84px);
  background: var(--paper);
}

.page-faq .faq-body-grid {
  display: grid;
  gap: clamp(22px, 4vw, 44px);
}

.page-faq .faq-toc {
  border-top: 3px solid var(--ink-deep);
  padding-top: 14px;
}

.page-faq .faq-toc .eyebrow {
  display: block;
  margin: 0 0 10px;
  font-family: var(--font-num);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--tide);
}

.page-faq .faq-toc ol {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.page-faq .faq-toc a {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 8px 10px;
  font-size: 14px;
  line-height: 1.5;
  color: var(--ink-deep);
  text-decoration: none;
  border-left: 3px solid transparent;
  transition: background 0.16s ease, border-color 0.16s ease;
}

.page-faq .faq-toc a:hover,
.page-faq .faq-toc a:focus-visible {
  background: rgba(11, 42, 74, 0.06);
  border-left-color: var(--coral);
}

.page-faq .faq-toc a span {
  font-family: var(--font-num);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--tide);
}

.page-faq .faq-toc-note {
  margin: 14px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: rgba(16, 32, 46, 0.62);
}

.page-faq .faq-group + .faq-group {
  margin-top: clamp(30px, 5vw, 48px);
}

.page-faq .faq-group h2 {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin: 0 0 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line);
  font-family: var(--font-display);
  font-size: clamp(21px, 3vw, 28px);
  font-weight: 600;
  color: var(--ink-deep);
}

.page-faq .faq-group h2::before {
  content: "?";
  font-family: var(--font-display);
  font-size: 0.95em;
  line-height: 1;
  color: var(--gold);
}

.page-faq .faq-item {
  margin-bottom: 12px;
  border: 2px solid var(--ink-deep);
  background: var(--faq-panel);
  box-shadow: 4px 4px 0 rgba(11, 42, 74, 0.1);
  transition: box-shadow 0.18s ease;
}

.page-faq .faq-item[open] {
  box-shadow: 6px 6px 0 rgba(11, 42, 74, 0.16);
}

.page-faq .faq-item summary {
  position: relative;
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 15px 46px 15px 16px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-size: clamp(15px, 1.9vw, 17px);
  font-weight: 600;
  line-height: 1.55;
  color: var(--ink-deep);
}

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

.page-faq .faq-item summary::after {
  content: "+";
  position: absolute;
  right: 14px;
  top: 14px;
  width: 24px;
  height: 24px;
  display: grid;
  place-items: center;
  font-family: var(--font-num);
  font-size: 17px;
  line-height: 1;
  color: var(--coral);
  border: 1.5px solid currentColor;
}

.page-faq .faq-item[open] summary::after {
  content: "−";
}

.page-faq .faq-item-num {
  flex: none;
  padding-top: 3px;
  font-family: var(--font-num);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--tide);
}

.page-faq .faq-answer {
  padding: 2px 18px 18px 16px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--faq-ink-soft);
}

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

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

.page-faq .faq-answer a {
  color: var(--ink-deep);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 2px solid var(--coral);
}

/* ---------- 六步速查 ---------- */
.page-faq .faq-steps {
  padding: clamp(44px, 8vw, 84px) 0;
  background:
    repeating-linear-gradient(90deg, rgba(169, 195, 214, 0.07) 0 1px, transparent 1px 84px),
    var(--ink-deep);
  color: var(--paper);
}

.page-faq .faq-steps-grid {
  display: grid;
  gap: clamp(26px, 5vw, 48px);
}

.page-faq .faq-steps-figure {
  margin: 0;
  border: 3px solid rgba(247, 241, 230, 0.2);
  box-shadow: var(--shadow-dark);
  background: var(--ink);
}

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

.page-faq .faq-steps-figure .media-caption {
  margin: 0;
  padding: 10px 14px;
  font-family: var(--font-num);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--mist);
  border-top: 1px solid var(--line-dark);
}

.page-faq .faq-steps-lead {
  margin: 0 0 clamp(16px, 2.6vw, 24px);
  font-size: 15px;
  line-height: 1.8;
  color: rgba(247, 241, 230, 0.84);
}

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

.page-faq .faq-step {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 14px;
  padding: 14px 0;
  border-top: 1px solid var(--line-dark);
}

.page-faq .faq-step:first-child {
  border-top: none;
}

.page-faq .faq-step-num {
  font-family: var(--font-num);
  font-size: 20px;
  letter-spacing: 0.04em;
  line-height: 1.2;
  color: var(--gold);
}

.page-faq .faq-step h3 {
  margin: 0 0 4px;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 600;
  color: var(--paper);
}

.page-faq .faq-step p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(169, 195, 214, 0.92);
}

/* ---------- 联系 ---------- */
.page-faq .faq-help {
  padding: clamp(40px, 7vw, 76px) 0;
  background: var(--paper);
}

.page-faq .faq-help-card {
  padding: clamp(22px, 4vw, 40px);
  border: 3px solid var(--ink-deep);
  background: var(--faq-panel);
  box-shadow: var(--faq-shadow-lg);
}

.page-faq .faq-help-lead {
  max-width: 40em;
  margin: 0 0 clamp(18px, 3vw, 26px);
  font-size: 15px;
  line-height: 1.8;
  color: var(--faq-ink-soft);
}

.page-faq .faq-help-list {
  list-style: none;
  margin: 0 0 clamp(20px, 3.4vw, 28px);
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-faq .faq-help-list li {
  padding: 14px 16px;
  border-left: 3px solid var(--gold);
  background: rgba(11, 42, 74, 0.04);
}

.page-faq .faq-help-label {
  display: block;
  font-family: var(--font-num);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--tide);
  margin-bottom: 6px;
}

.page-faq .faq-help-list a {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 600;
  color: var(--ink-deep);
  text-decoration: none;
  border-bottom: 2px solid var(--coral);
  word-break: break-all;
}

.page-faq .faq-help-note {
  display: block;
  margin-top: 6px;
  font-size: 13px;
  line-height: 1.7;
  color: rgba(16, 32, 46, 0.64);
}

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

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-faq .faq-index-grid {
    flex-direction: row;
    align-items: stretch;
  }

  .page-faq .faq-index-card {
    flex: 1 1 0;
    min-width: 0;
  }

  .page-faq .faq-index-card:first-child {
    flex: 1.35 1 0;
  }

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

  .page-faq .faq-help-list li:last-child {
    grid-column: 1 / -1;
  }
}

@media (min-width: 880px) {
  .page-faq .faq-hero-grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    align-items: end;
  }

  .page-faq .faq-steps-grid {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    align-items: start;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-body-grid {
    grid-template-columns: 240px minmax(0, 1fr);
    align-items: start;
  }

  .page-faq .faq-toc {
    position: sticky;
    top: calc(var(--head-total) + 24px);
  }

  .page-faq .faq-toc ol {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 2px;
  }

  .page-faq .faq-toc a {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-index-card,
  .page-faq .faq-item,
  .page-faq .faq-toc a {
    transition: none;
  }

  .page-faq .faq-index-card:hover,
  .page-faq .faq-index-card:focus-visible {
    transform: none;
  }
}