.page-faq {
  --faq-answer: #C4C1D6;
  --faq-card: var(--ink-800);
  --faq-card-hover: var(--ink-700);
  display: block;
  background: var(--ink-900);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  padding-block: clamp(24px, 3.5vw, 48px) clamp(36px, 5vw, 64px);
}

.page-faq .faq-hero .breadcrumbs {
  margin-bottom: clamp(18px, 2.4vw, 28px);
}

.page-faq .faq-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 3vw, 40px);
  align-items: end;
}

.page-faq .faq-hero-copy {
  display: grid;
  gap: 14px;
}

.page-faq .faq-hero-copy h1 {
  margin: 0;
  font-size: clamp(28px, 4.4vw, 54px);
  line-height: 1.16;
  letter-spacing: -0.02em;
  font-weight: 900;
  color: var(--text);
}

.page-faq .faq-hero-copy .lede {
  margin: 0;
  max-width: 40em;
  font-size: clamp(15px, 1.15vw, 17px);
  line-height: 1.8;
  color: var(--faq-answer);
}

.page-faq .faq-hero-media {
  margin: 0;
}

.page-faq .faq-hero-media img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  border: 1px solid var(--line);
}

.page-faq .faq-hero-media .caption {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--muted);
}

/* ---------- 问题索引 ---------- */
.page-faq .faq-index-block {
  margin-top: clamp(34px, 5vw, 64px);
  border-top: 1px solid var(--line);
  padding-top: clamp(20px, 2.6vw, 30px);
}

.page-faq .faq-index-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 12px 20px;
  margin-bottom: 18px;
}

.page-faq .faq-index-head .field-label {
  color: var(--violet);
}

.page-faq .faq-index-title {
  margin: 0;
  font-size: clamp(17px, 1.5vw, 22px);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-faq .faq-index-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.page-faq .faq-index-item {
  min-width: 0;
}

.page-faq .faq-index-item a {
  display: flex;
  flex-direction: column;
  gap: 10px;
  height: 100%;
  padding: 14px 13px 16px;
  background: var(--faq-card);
  color: var(--text);
  text-decoration: none;
  border-top: 2px solid transparent;
  transition: background 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-faq .faq-index-item a:hover,
.page-faq .faq-index-item a:focus-visible {
  background: var(--faq-card-hover);
  border-top-color: var(--cyan);
  outline: none;
}

.page-faq .faq-index-item a:focus-visible {
  box-shadow: inset 0 0 0 2px var(--cyan);
}

.page-faq .faq-index-no {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--cyan);
}

.page-faq .faq-index-text {
  font-size: 13px;
  line-height: 1.55;
  color: var(--text);
}

.page-faq .faq-index-item .field-label {
  margin-top: auto;
  color: var(--muted);
  font-size: 10px;
}

/* ---------- 问答分组 ---------- */
.page-faq .faq-group-head {
  display: grid;
  gap: 10px;
  margin-bottom: clamp(20px, 2.6vw, 30px);
  padding-left: clamp(14px, 2vw, 20px);
  border-left: 1px solid var(--violet);
}

.page-faq .faq-group-head .field-label {
  color: var(--violet);
}

.page-faq .faq-group-head .section-title {
  margin: 0;
}

.page-faq .faq-group-head .lede {
  margin: 0;
  max-width: 44em;
  color: var(--faq-answer);
  font-size: 15px;
  line-height: 1.8;
}

.page-faq .faq-list {
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.page-faq .faq-item {
  background: var(--faq-card);
}

.page-faq .faq-item summary {
  display: grid;
  grid-template-columns: minmax(0, auto) minmax(0, 1fr) auto;
  align-items: baseline;
  gap: 12px;
  padding: 15px 16px;
  cursor: pointer;
  list-style: none;
  transition: background 0.18s var(--ease);
}

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

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

.page-faq .faq-item summary:hover,
.page-faq .faq-item summary:focus-visible {
  background: var(--faq-card-hover);
  outline: none;
}

.page-faq .faq-item summary:focus-visible {
  box-shadow: inset 0 0 0 2px var(--cyan);
}

.page-faq .faq-item summary::after {
  content: "＋";
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--muted);
  transition: color 0.18s var(--ease);
}

.page-faq .faq-item[open] summary::after {
  content: "－";
  color: var(--cyan);
}

.page-faq .faq-no {
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--cyan);
}

.page-faq .faq-q {
  font-size: clamp(15px, 1.2vw, 16.5px);
  font-weight: 600;
  line-height: 1.55;
  color: var(--text);
}

.page-faq .faq-a {
  padding: 0 16px 18px 16px;
}

.page-faq .faq-a p {
  margin: 0;
  max-width: 40em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--faq-answer);
}

.page-faq .faq-a a {
  color: var(--cyan);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.page-faq .faq-a a:hover,
.page-faq .faq-a a:focus-visible {
  color: var(--text);
  background: rgba(0, 229, 207, 0.12);
  outline: none;
}

.page-faq .faq-delivery-media {
  margin: 0 0 clamp(20px, 2.6vw, 28px);
}

.page-faq .faq-delivery-media img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  border: 1px solid var(--line);
}

.page-faq .faq-delivery-media .caption {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--muted);
}

/* ---------- 人工协助 ---------- */
.page-faq .faq-contact {
  padding-bottom: clamp(48px, 6vw, 88px);
}

.page-faq .faq-contact-band {
  display: grid;
  gap: clamp(20px, 2.6vw, 32px);
  padding: clamp(22px, 3vw, 38px);
  border: 1px solid var(--flame);
  border-radius: var(--radius);
  background:
    linear-gradient(180deg, rgba(255, 77, 46, 0.07), rgba(255, 77, 46, 0) 62%),
    var(--faq-card);
}

.page-faq .faq-contact-copy {
  display: grid;
  gap: 12px;
}

.page-faq .faq-contact-copy .field-label {
  color: var(--amber);
}

.page-faq .faq-contact-title {
  margin: 0;
  font-size: clamp(21px, 2.4vw, 32px);
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--text);
}

.page-faq .faq-contact-copy p {
  margin: 0;
  max-width: 42em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--faq-answer);
}

.page-faq .faq-contact-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.page-faq .faq-contact-list li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 6px 16px;
  padding: 13px 15px;
  background: var(--ink-900);
}

.page-faq .faq-contact-list .field-label {
  color: var(--muted);
}

.page-faq .faq-contact-value {
  font-size: 14px;
  color: var(--text);
  word-break: break-word;
}

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

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-faq .faq-index-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-faq .faq-a {
    padding-left: 62px;
    padding-right: 22px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

  .page-faq .faq-contact-band {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-faq .faq-contact-actions {
    grid-column: 1 / -1;
  }
}

@media (min-width: 1080px) {
  .page-faq .faq-index-grid {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }
}

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