.page-faq {
  --faq-aside: 254px;
  background: var(--ink);
  color: var(--paper);
}

.page-faq a {
  color: var(--grass-lit);
  text-decoration: none;
}

.page-faq a:hover,
.page-faq a:focus-visible {
  color: var(--orange);
}

/* 首屏 */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background: var(--ink);
}

.page-faq .faq-hero__media {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-faq .faq-hero__media img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  object-position: center;
  opacity: 0.32;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background:
    linear-gradient(104deg, var(--ink) 18%, rgba(10, 20, 17, 0.72) 58%, rgba(10, 20, 17, 0.9) 100%),
    linear-gradient(0deg, var(--ink) 4%, rgba(10, 20, 17, 0) 46%);
}

.page-faq .faq-hero__inner {
  position: relative;
  z-index: 2;
  padding-top: clamp(1.25rem, 4vw, 2rem);
  padding-bottom: clamp(2rem, 6vw, 3.5rem);
}

.page-faq .faq-hero .breadcrumb {
  margin-bottom: clamp(1rem, 3vw, 1.75rem);
}

.page-faq .faq-hero__title {
  margin: 0.55rem 0 0;
  max-width: 22ch;
  font-family: var(--font-body);
  font-weight: 900;
  font-size: clamp(1.8rem, 5.4vw, 3.3rem);
  line-height: 1.16;
  letter-spacing: -0.02em;
  color: var(--paper);
  text-shadow: 0 2px 0 rgba(10, 20, 17, 0.35);
}

.page-faq .faq-hero__lede {
  margin: 1rem 0 0;
  max-width: 62ch;
  font-size: clamp(0.95rem, 2.4vw, 1.0625rem);
  line-height: 1.8;
  color: var(--text-soft);
}

.page-faq .faq-hero__jump {
  list-style: none;
  margin: 1.5rem 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.page-faq .faq-hero__jump a {
  display: inline-flex;
  align-items: center;
  padding: 0.45rem 0.8rem;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: rgba(18, 33, 26, 0.72);
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.03em;
  transition: border-color 0.18s ease, color 0.18s ease, background-color 0.18s ease;
}

.page-faq .faq-hero__jump a:hover,
.page-faq .faq-hero__jump a:focus-visible {
  border-color: var(--orange);
  background: rgba(255, 106, 43, 0.16);
  color: var(--paper);
}

/* 双栏骨架 */
.page-faq .faq-shell {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.5rem, 4vw, 2.75rem);
  padding-top: clamp(1.75rem, 5vw, 3.25rem);
  padding-bottom: clamp(2.25rem, 6vw, 4.25rem);
}

/* 左侧分类索引 */
.page-faq .faq-index {
  padding: 1rem 1rem 1.1rem;
  border: 1px solid var(--line);
  border-left: 4px solid var(--grass);
  border-radius: var(--radius);
  background: var(--ink-2);
}

.page-faq .faq-index__title {
  margin: 0 0 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  color: var(--sage);
}

.page-faq .faq-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.2rem;
}

.page-faq .faq-index__link {
  display: flex;
  align-items: baseline;
  gap: 0.55rem;
  padding: 0.42rem 0.5rem 0.42rem 0.35rem;
  border-left: 2px solid transparent;
  color: var(--text-soft);
  font-size: 0.92rem;
  transition: color 0.18s ease, border-color 0.18s ease, background-color 0.18s ease;
}

.page-faq .faq-index__link:hover,
.page-faq .faq-index__link:focus-visible {
  border-left-color: var(--orange);
  background: rgba(255, 106, 43, 0.1);
  color: var(--paper);
}

.page-faq .faq-index__no {
  flex: none;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--orange);
}

.page-faq .faq-index__name {
  flex: 1 1 auto;
  min-width: 0;
}

.page-faq .faq-index__count {
  flex: none;
  font-family: var(--font-display);
  font-size: 0.95rem;
  color: var(--sage);
}

.page-faq .faq-index__hint {
  margin: 0.9rem 0 0;
  padding-top: 0.8rem;
  border-top: 1px solid var(--line);
  font-size: 0.85rem;
  line-height: 1.7;
  color: var(--sage);
}

/* 问答分组 */
.page-faq .faq-group {
  scroll-margin-top: 7rem;
}

.page-faq .faq-group + .faq-group {
  margin-top: clamp(2rem, 5vw, 3.25rem);
}

.page-faq .faq-group__head {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.45rem;
  margin-bottom: 1.1rem;
  padding-top: 1rem;
  border-top: 6px solid var(--grass);
}

.page-faq .faq-group__no {
  font-family: var(--font-display);
  font-size: 1.6rem;
  line-height: 1;
  color: var(--orange);
}

.page-faq .faq-group__title {
  margin: 0;
  font-family: var(--font-body);
  font-weight: 900;
  font-size: clamp(1.2rem, 3.6vw, 1.7rem);
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-faq .faq-group__desc {
  margin: 0;
  max-width: 60ch;
  font-size: 0.94rem;
  line-height: 1.75;
  color: var(--sage);
}

/* 手风琴 */
.page-faq .faq-acc {
  border-top: 1px solid var(--line);
}

.page-faq .faq-acc .accordion__item {
  border-bottom: 1px solid var(--line);
  border-left: 4px solid transparent;
  transition: border-color 0.18s ease, background-color 0.18s ease;
}

.page-faq .faq-acc .accordion__item:hover {
  background: rgba(239, 234, 217, 0.04);
}

.page-faq .faq-acc .accordion__item[data-open="true"],
.page-faq .faq-acc .accordion__item:has(.accordion__trigger[aria-expanded="true"]) {
  border-left-color: var(--orange);
  background: rgba(239, 234, 217, 0.07);
}

.page-faq .faq-acc .accordion__trigger {
  display: flex;
  align-items: flex-start;
  gap: 0.9rem;
  width: 100%;
  padding: 1.05rem 1rem 1.05rem 1rem;
  border: 0;
  background: none;
  color: var(--paper);
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.55;
  text-align: left;
  cursor: pointer;
}

.page-faq .faq-acc .accordion__trigger:hover {
  color: var(--paper);
}

.page-faq .faq-acc .accordion__trigger:focus-visible {
  outline: 2px solid var(--grass-lit);
  outline-offset: -2px;
}

.page-faq .faq-acc__q {
  flex: 1 1 auto;
  min-width: 0;
}

.page-faq .faq-acc__sign {
  position: relative;
  flex: none;
  width: 14px;
  height: 14px;
  margin-top: 0.35rem;
  margin-left: auto;
}

.page-faq .faq-acc__sign::before,
.page-faq .faq-acc__sign::after {
  content: "";
  position: absolute;
  background: var(--sage);
  transition: transform 0.18s ease, background-color 0.18s ease;
}

.page-faq .faq-acc__sign::before {
  left: 0;
  top: 6px;
  width: 14px;
  height: 2px;
}

.page-faq .faq-acc__sign::after {
  left: 6px;
  top: 0;
  width: 2px;
  height: 14px;
}

.page-faq .faq-acc .accordion__trigger[aria-expanded="true"] .faq-acc__sign::before {
  background: var(--orange);
}

.page-faq .faq-acc .accordion__trigger[aria-expanded="true"] .faq-acc__sign::after {
  transform: scaleY(0);
}

.page-faq .faq-acc .accordion__panel {
  padding: 0 1.1rem 1.2rem 1.05rem;
  font-size: 1rem;
  line-height: 1.78;
  color: var(--text-soft);
}

.page-faq .faq-acc .accordion__panel p {
  margin: 0;
  max-width: 64ch;
}

/* 客服联系卡 */
.page-faq .faq-contact {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  margin-top: 1.25rem;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--ink-2);
}

.page-faq .faq-contact__media {
  margin: 0;
  max-height: 170px;
  overflow: hidden;
}

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

.page-faq .faq-contact__body {
  display: grid;
  gap: 0.85rem;
  padding: 1.15rem 1.15rem 1.3rem;
}

.page-faq .faq-contact__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  color: var(--orange);
}

.page-faq .faq-contact .contact-item {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0;
  border-bottom: 1px dashed var(--line);
}

.page-faq .faq-contact .contact-item__value {
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  word-break: break-all;
}

.page-faq .faq-contact__note {
  margin: 0;
  font-size: 0.86rem;
  line-height: 1.7;
  color: var(--sage);
}

/* 底部引导带 */
.page-faq .faq-cta {
  position: relative;
  overflow: hidden;
  border-top: 1px solid var(--line);
  background: var(--ink-2);
}

.page-faq .faq-cta::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background: repeating-linear-gradient(
    104deg,
    rgba(255, 106, 43, 0) 0 88px,
    rgba(255, 106, 43, 0.09) 88px 94px
  );
}

.page-faq .faq-cta::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 8px;
  z-index: 0;
  background: linear-gradient(90deg, var(--orange) 0%, var(--grass) 58%, var(--grass-lit) 100%);
}

.page-faq .faq-cta__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  padding-top: clamp(2rem, 5vw, 3rem);
  padding-bottom: clamp(2rem, 5vw, 3rem);
}

.page-faq .faq-cta__text h2 {
  margin: 0.5rem 0 0;
  font-family: var(--font-body);
  font-weight: 900;
  font-size: clamp(1.25rem, 3.6vw, 1.85rem);
  line-height: 1.32;
  color: var(--paper);
}

.page-faq .faq-cta__text p {
  margin: 0.75rem 0 0;
  max-width: 56ch;
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--text-soft);
}

.page-faq .faq-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

/* 中等屏幕 */
@media (min-width: 480px) and (max-width: 899px) {
  .page-faq .faq-index__list {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 640px) {
  .page-faq .faq-group__head {
    grid-template-columns: 4.5rem minmax(0, 1fr);
    column-gap: 1rem;
    align-items: start;
  }

  .page-faq .faq-group__no {
    grid-row: 1 / span 2;
    font-size: 2rem;
  }

  .page-faq .faq-group__title,
  .page-faq .faq-group__desc {
    grid-column: 2;
  }

  .page-faq .faq-contact {
    grid-template-columns: 200px minmax(0, 1fr);
  }

  .page-faq .faq-contact__media {
    max-height: none;
    height: 100%;
  }
}

/* 桌面双栏 */
@media (min-width: 900px) {
  .page-faq .faq-shell {
    grid-template-columns: var(--faq-aside) minmax(0, 1fr);
    align-items: start;
  }

  .page-faq .faq-index {
    position: sticky;
    top: 6.5rem;
  }

  .page-faq .faq-cta__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: end;
    column-gap: 2.5rem;
  }

  .page-faq .faq-cta__actions {
    justify-content: flex-end;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-acc .accordion__item,
  .page-faq .faq-acc__sign::before,
  .page-faq .faq-acc__sign::after,
  .page-faq .faq-index__link,
  .page-faq .faq-hero__jump a {
    transition: none;
  }
}