.page-faq {
  background: var(--paper);
  color: var(--deep);
}

.page-faq .breadcrumb {
  padding-top: clamp(16px, 3vw, 26px);
  font-size: 13px;
  color: var(--ink-2);
}

.page-faq .breadcrumb a {
  color: var(--ink-2);
  text-decoration: none;
  border-bottom: 1px solid var(--edge);
}

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

.page-faq .breadcrumb span[aria-hidden="true"] {
  margin: 0 8px;
  color: var(--edge);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  margin-top: clamp(16px, 3vw, 26px);
  padding: clamp(36px, 6vw, 76px) 0 clamp(40px, 7vw, 84px);
  background:
    radial-gradient(circle at 88% 12%, rgba(224, 138, 30, 0.24), transparent 46%),
    radial-gradient(circle at 6% 92%, rgba(44, 124, 140, 0.22), transparent 52%),
    var(--ink);
  color: var(--paper);
  overflow: hidden;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--gold), var(--rose) 48%, var(--cyan));
}

.page-faq .hero-grid {
  display: grid;
  gap: clamp(28px, 4vw, 44px);
}

.page-faq .hero-copy {
  max-width: 40ch;
}

.page-faq .eyebrow {
  font-size: 12px;
  letter-spacing: 0.3em;
  color: var(--gold-line);
  margin: 0 0 16px;
}

.page-faq .hero-title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(28px, 5.2vw, 50px);
  line-height: 1.24;
  letter-spacing: 0.02em;
  color: var(--paper);
}

.page-faq .hero-lede {
  margin: 20px 0 0;
  max-width: 34ch;
  font-size: 16px;
  line-height: 1.75;
  color: rgba(246, 239, 227, 0.82);
}

.page-faq .jump-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}

.page-faq .jump-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 14px 9px 10px;
  border: 1px solid rgba(242, 200, 121, 0.45);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 700;
  color: var(--paper);
  text-decoration: none;
  transition: transform 0.22s var(--ease), border-color 0.22s var(--ease), background 0.22s var(--ease);
}

.page-faq .jump-chip span {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink);
  background: var(--gold-line);
  border-radius: 999px;
  padding: 2px 7px;
}

.page-faq .jump-chip:hover,
.page-faq .jump-chip:focus-visible {
  transform: translateY(-2px);
  border-color: var(--gold);
  background: rgba(224, 138, 30, 0.16);
}

.page-faq .hero-card {
  align-self: start;
  padding: 22px 22px 20px;
  border: 1px solid rgba(242, 200, 121, 0.36);
  border-radius: 14px;
  background: var(--ink-2);
}

.page-faq .hero-card-title {
  margin: 0 0 14px;
  font-size: 13px;
  letter-spacing: 0.16em;
  color: var(--gold-line);
}

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

.page-faq .hero-card-list li {
  display: grid;
  gap: 2px;
  padding-bottom: 14px;
  border-bottom: 1px dashed rgba(216, 205, 187, 0.28);
}

.page-faq .hero-card-list li:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-faq .hc-num {
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 700;
  color: var(--gold);
}

.page-faq .hc-text {
  font-size: 13.5px;
  line-height: 1.7;
  color: rgba(246, 239, 227, 0.78);
}

.page-faq .hero-card .link-arrow {
  display: inline-block;
  margin-top: 18px;
  color: var(--gold-line);
  font-size: 13px;
  font-weight: 700;
  text-decoration: none;
  border-bottom: 1px solid rgba(242, 200, 121, 0.5);
  padding-bottom: 2px;
}

.page-faq .hero-card .link-arrow:hover {
  color: var(--gold);
  border-bottom-color: var(--gold);
}

/* ---------- 主体栅格 ---------- */
.page-faq .faq-layout {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
  padding: clamp(36px, 6vw, 72px) 0 clamp(40px, 7vw, 80px);
}

.page-faq .faq-toc {
  align-self: start;
}

.page-faq .toc-title {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: 0.28em;
  color: var(--ink-2);
}

.page-faq .toc-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 4px;
  border-left: 2px solid var(--edge);
}

.page-faq .toc-list a {
  display: flex;
  align-items: baseline;
  gap: 9px;
  padding: 8px 0 8px 12px;
  margin-left: -2px;
  border-left: 2px solid transparent;
  font-size: 14px;
  font-weight: 700;
  color: var(--ink-2);
  text-decoration: none;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-faq .toc-list a span {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--gold);
}

.page-faq .toc-list a:hover,
.page-faq .toc-list a[aria-current="location"] {
  color: var(--deep);
  border-left-color: var(--gold-line);
}

.page-faq .toc-note {
  margin: 14px 0 0;
  font-size: 12px;
  line-height: 1.7;
  color: var(--ink-2);
  opacity: 0.8;
}

/* ---------- 分组 ---------- */
.page-faq .faq-body {
  display: grid;
  gap: clamp(32px, 5vw, 56px);
  min-width: 0;
}

.page-faq .faq-group {
  scroll-margin-top: 92px;
  --gc: var(--cyan);
  min-width: 0;
}

.page-faq .group--cyan { --gc: var(--cyan); }
.page-faq .group--gold { --gc: var(--gold); }
.page-faq .group--rose { --gc: var(--rose); }

.page-faq .group-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  border-left: 5px solid var(--gc);
  border-radius: 0 10px 10px 0;
  background: linear-gradient(90deg, var(--tag), rgba(237, 227, 210, 0.32));
}

.page-faq .group-num {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  color: var(--gc);
}

.page-faq .group-swatch {
  width: 9px;
  height: 9px;
  border-radius: 2px;
  background: var(--gc);
  flex: none;
}

.page-faq .group-bar h2 {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(19px, 2.4vw, 24px);
  letter-spacing: 0.02em;
  color: var(--deep);
}

.page-faq .group-lede {
  margin: 14px 0 18px;
  max-width: 32ch;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-2);
}

/* ---------- 问答条目 ---------- */
.page-faq .qa {
  background: var(--paper);
  border: 1px solid var(--edge);
  border-radius: 10px;
  box-shadow: 4px 4px 0 rgba(18, 36, 29, 0.14);
  transition: transform 0.22s var(--ease), border-color 0.22s var(--ease), box-shadow 0.22s var(--ease);
}

.page-faq .qa + .qa {
  margin-top: 10px;
}

.page-faq .qa:hover {
  transform: translateY(-2px);
  border-color: var(--gold-line);
  box-shadow: 4px 6px 0 rgba(18, 36, 29, 0.18);
}

.page-faq .qa[open] {
  border-color: var(--gc);
}

.page-faq .qa summary {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 15px 16px;
  cursor: pointer;
  list-style: none;
  border-radius: 10px;
}

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

.page-faq .qa summary::marker {
  content: "";
}

.page-faq .qa summary:focus-visible {
  outline: 2px solid var(--gold-line);
  outline-offset: 2px;
}

.page-faq .qa-toggle {
  position: relative;
  flex: none;
  width: 20px;
  height: 20px;
  margin-top: 2px;
  border: 1px solid var(--gold-line);
  border-radius: 50%;
}

.page-faq .qa-toggle::before,
.page-faq .qa-toggle::after {
  content: "";
  position: absolute;
  background: var(--gold);
  border-radius: 1px;
}

.page-faq .qa-toggle::before {
  top: 9px;
  left: 4px;
  width: 10px;
  height: 2px;
}

.page-faq .qa-toggle::after {
  top: 4px;
  left: 9px;
  width: 2px;
  height: 10px;
  transition: opacity 0.2s var(--ease);
}

.page-faq .qa[open] .qa-toggle::after {
  opacity: 0;
}

.page-faq .qa-q {
  font-size: 15.5px;
  font-weight: 700;
  line-height: 1.6;
  color: var(--deep);
}

.page-faq .qa-body {
  padding: 2px 18px 18px 48px;
  border-top: 1px dashed var(--edge);
  margin-top: 0;
}

.page-faq .qa-body p {
  margin: 12px 0 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--ink-2);
  max-width: 38ch;
}

.page-faq .qa-body .qa-lead {
  font-weight: 700;
  color: var(--deep);
}

.page-faq .qa-body .link-arrow {
  display: inline-block;
  margin-top: 12px;
  font-size: 13px;
  font-weight: 700;
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid var(--gold-line);
  padding-bottom: 2px;
}

.page-faq .qa-body .link-arrow:hover {
  color: var(--deep);
}

/* ---------- 图示 ---------- */
.page-faq .qa-figure {
  margin: 0 0 16px;
  padding: 8px;
  border: 1px solid var(--edge);
  border-radius: 12px;
  background: #fff;
}

.page-faq .qa-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  object-fit: cover;
  background: linear-gradient(135deg, var(--tag), var(--edge));
}

.page-faq .qa-figure figcaption {
  margin-top: 8px;
  padding: 0 2px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--ink-2);
}

/* ---------- 底部求助 ---------- */
.page-faq .faq-ask {
  padding-bottom: clamp(48px, 8vw, 96px);
}

.page-faq .ask-inner {
  display: grid;
  gap: 24px;
  padding: clamp(24px, 4vw, 40px);
  border-radius: 16px;
  border: 1px solid var(--gold-line);
  background:
    radial-gradient(circle at 92% 8%, rgba(196, 51, 94, 0.14), transparent 55%),
    var(--tag);
}

.page-faq .ask-copy .eyebrow {
  color: var(--ink-2);
  margin-bottom: 10px;
}

.page-faq .ask-copy h2 {
  margin: 0 0 12px;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(21px, 3vw, 30px);
  line-height: 1.3;
  color: var(--deep);
}

.page-faq .ask-copy p {
  margin: 0;
  max-width: 44ch;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--ink-2);
}

.page-faq .ask-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

/* ---------- 断点 ---------- */
@media (min-width: 720px) {
  .page-faq .hero-title {
    max-width: 22ch;
  }

  .page-faq .qa-body {
    padding-left: 50px;
  }

  .page-faq .ask-inner {
    grid-template-columns: 1.4fr auto;
    align-items: center;
  }
}

@media (min-width: 900px) {
  .page-faq .hero-grid {
    grid-template-columns: 1.35fr 0.65fr;
    align-items: start;
  }

  .page-faq .hero-lede {
    font-size: 17px;
  }

  .page-faq .faq-layout {
    grid-template-columns: 210px minmax(0, 1fr);
    align-items: start;
  }

  .page-faq .faq-toc {
    position: sticky;
    top: 92px;
  }

  .page-faq .qa-figure {
    max-width: 620px;
  }
}

@media (min-width: 1100px) {
  .page-faq .faq-layout {
    grid-template-columns: 220px minmax(0, 1fr);
  }

  .page-faq .qa-q {
    font-size: 16.5px;
  }

  .page-faq .qa-body p {
    font-size: 15px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .jump-chip,
  .page-faq .qa,
  .page-faq .qa-toggle::after {
    transition: none;
  }

  .page-faq .jump-chip:hover,
  .page-faq .qa:hover {
    transform: none;
  }
}