.page-faq {
  --faq-band-y: clamp(2.5rem, 6vw, 4.5rem);
  --faq-card-r: 16px 5px 18px 6px;
  --faq-card-r-alt: 5px 18px 6px 16px;
  background: var(--sand-lite);
  color: var(--txt);
  overflow-x: clip;
}

/* ============ 页头 ============ */
.page-faq .faq-hero {
  position: relative;
  padding: clamp(1.1rem, 3vw, 1.75rem) 0 clamp(2.25rem, 5vw, 3.5rem);
  background:
    radial-gradient(92% 72% at 92% -18%, rgba(243, 206, 107, 0.55), transparent 62%),
    radial-gradient(70% 60% at 0% 6%, rgba(47, 107, 88, 0.18), transparent 60%),
    linear-gradient(168deg, var(--sand) 0%, var(--sand-lite) 58%, var(--paper) 100%);
}

.page-faq .faq-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.5rem, 4vw, 3rem);
  margin-top: clamp(1.1rem, 3vw, 2rem);
}

@media (min-width: 960px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    align-items: end;
  }
}

.page-faq .faq-hero__title {
  margin: 0.7rem 0 0;
  max-width: 22ch;
  font-family: var(--serif);
  font-weight: 900;
  font-size: clamp(1.85rem, 5.4vw, 3.35rem);
  line-height: 1.14;
  letter-spacing: -0.012em;
  color: var(--ink);
}

.page-faq .faq-hero__lede {
  margin: 1.15rem 0 0;
  max-width: 62ch;
  font-size: clamp(1rem, 1.35vw, 1.0625rem);
  line-height: 1.82;
  color: var(--txt-2);
}

.page-faq .faq-hero__aside {
  padding-bottom: 0.35rem;
}

.page-faq .faq-hero__badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.page-faq .faq-figures {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem 1.6rem;
  margin: 1.35rem 0 0;
}

.page-faq .faq-figures__item {
  margin: 0;
  padding-left: 0.7rem;
  border-left: 2px solid var(--gold);
}

.page-faq .faq-figures__item dt {
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  color: var(--txt-2);
}

.page-faq .faq-figures__item dd {
  margin: 0.18rem 0 0;
  font-family: var(--mono);
  font-size: 1.02rem;
  font-weight: 600;
  color: var(--ink);
}

.page-faq .faq-hero__figure {
  margin: clamp(1.75rem, 4vw, 2.75rem) 0 0;
}

.page-faq .faq-hero__figure .figure__media {
  overflow: hidden;
  border-radius: var(--r-organic);
  background: linear-gradient(135deg, var(--sand), var(--gold-hi));
}

.page-faq .faq-hero__figure .figure__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-faq .faq-hero__figure .figure__caption {
  margin-top: 0.65rem;
  font-size: 0.8125rem;
  color: var(--txt-2);
}

.page-faq .faq-hero__note {
  position: absolute;
  right: clamp(0.5rem, 2vw, 1.5rem);
  top: 38%;
  display: none;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  color: var(--gold-deep);
  writing-mode: vertical-rl;
}

@media (min-width: 1200px) {
  .page-faq .faq-hero__note {
    display: block;
  }
}

/* ============ 高频提问 ============ */
.page-faq .faq-quick {
  padding: clamp(2.25rem, 5vw, 3.5rem) 0;
  background: var(--sand);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-quick__head h2 {
  margin: 0.5rem 0 0;
  font-family: var(--serif);
  font-weight: 800;
  font-size: clamp(1.35rem, 3vw, 1.9rem);
  line-height: 1.28;
  color: var(--ink);
}

.page-faq .faq-quick__intro {
  margin: 0.55rem 0 0;
  max-width: 58ch;
  font-size: 0.95rem;
  line-height: 1.75;
  color: var(--txt-2);
}

.page-faq .faq-quick__list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  margin: clamp(1.25rem, 3vw, 1.85rem) 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-quick__item {
  border-bottom: 1px dashed var(--line);
}

.page-faq .faq-quick__link {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.15rem 0.85rem;
  align-items: baseline;
  padding: 0.85rem 0.25rem;
  text-decoration: none;
  color: var(--ink);
  transition: transform var(--t-fast) var(--ease), color var(--t-fast) var(--ease);
}

.page-faq .faq-quick__link:hover,
.page-faq .faq-quick__link:focus-visible {
  transform: translateX(5px);
  color: var(--gold-deep);
}

.page-faq .faq-quick__no {
  font-size: 0.8rem;
  color: var(--gold-deep);
}

.page-faq .faq-quick__text {
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.55;
}

.page-faq .faq-quick__cat {
  grid-column: 2;
  font-size: 0.78rem;
  color: var(--txt-2);
}

@media (min-width: 768px) {
  .page-faq .faq-quick__list {
    grid-template-columns: 1fr 1fr;
    column-gap: 2.5rem;
  }

  .page-faq .faq-quick__link {
    grid-template-columns: auto minmax(0, 1fr) auto;
  }

  .page-faq .faq-quick__cat {
    grid-column: 3;
    white-space: nowrap;
    padding-left: 1rem;
  }
}

/* ============ 主体：侧栏索引 + 折叠问答 ============ */
.page-faq .faq-main {
  background: var(--paper);
}

.page-faq .faq-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.5rem, 4vw, 2.75rem);
  padding-top: clamp(2.25rem, 6vw, 4rem);
  padding-bottom: clamp(2.5rem, 6vw, 4.5rem);
}

@media (min-width: 1024px) {
  .page-faq .faq-layout {
    grid-template-columns: minmax(216px, 3fr) minmax(0, 9fr);
    align-items: start;
    gap: clamp(2rem, 4vw, 3.5rem);
  }

  .page-faq .faq-side {
    position: sticky;
    top: calc(var(--sticky-top) + 1.25rem);
  }

  .page-faq .faq-groups {
    padding-left: clamp(1.5rem, 3vw, 2.75rem);
    border-left: 1px solid var(--line);
  }
}

.page-faq .faq-side__nav {
  display: flex;
  gap: 0.5rem;
  margin-top: 0.9rem;
  padding-bottom: 0.4rem;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-faq .faq-side__link {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  flex: 0 0 auto;
  padding: 0.5rem 0.85rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--paper);
  color: var(--ink);
  font-size: 0.9rem;
  text-decoration: none;
  white-space: nowrap;
  transition: background var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease),
    transform var(--t-fast) var(--ease);
}

.page-faq .faq-side__link:hover,
.page-faq .faq-side__link:focus-visible {
  background: var(--gold);
  border-color: var(--gold);
  transform: translateX(3px);
}

.page-faq .faq-side__count {
  font-family: var(--mono);
  font-size: 0.74rem;
  color: var(--gold-deep);
  background: rgba(216, 166, 60, 0.18);
  border-radius: 999px;
  padding: 0.05rem 0.45rem;
}

.page-faq .faq-side__link:hover .faq-side__count,
.page-faq .faq-side__link:focus-visible .faq-side__count {
  background: rgba(14, 44, 38, 0.14);
}

@media (min-width: 1024px) {
  .page-faq .faq-side__nav {
    display: block;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-faq .faq-side__link {
    display: flex;
    justify-content: space-between;
    width: 100%;
    margin-bottom: 0.4rem;
    border: 0;
    border-left: 2px solid var(--line);
    border-radius: 0;
    background: transparent;
    padding: 0.55rem 0.5rem 0.55rem 0.9rem;
  }

  .page-faq .faq-side__link:hover,
  .page-faq .faq-side__link:focus-visible {
    border-left-color: var(--gold);
    background: rgba(216, 166, 60, 0.12);
    transform: translateX(4px);
  }
}

.page-faq .faq-side__tip {
  margin: 1.1rem 0 0;
  font-size: 0.8125rem;
  line-height: 1.68;
  color: var(--txt-2);
}

/* ============ 问答分组 ============ */
.page-faq .faq-group {
  margin-bottom: clamp(2.25rem, 5vw, 3.5rem);
}

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

.page-faq .faq-group__head {
  padding-top: 0.9rem;
  border-top: 2px solid var(--ink);
}

.page-faq .faq-group__no {
  margin: 0;
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  color: var(--gold-deep);
}

.page-faq .faq-group__head h2 {
  margin: 0.5rem 0 0;
  font-family: var(--serif);
  font-weight: 800;
  font-size: clamp(1.25rem, 2.8vw, 1.72rem);
  line-height: 1.32;
  letter-spacing: -0.008em;
  color: var(--ink);
}

.page-faq .faq-group__head p:not(.faq-group__no) {
  margin: 0.6rem 0 0;
  max-width: 60ch;
  font-size: 0.94rem;
  line-height: 1.78;
  color: var(--txt-2);
}

/* ============ 折叠条目 ============ */
.page-faq .faq-item {
  margin-top: 0.7rem;
  border: 1px solid var(--line);
  border-radius: var(--faq-card-r);
  background: var(--paper);
  box-shadow: 0 1px 2px rgba(14, 44, 38, 0.05);
  transition: border-color var(--t) var(--ease), box-shadow var(--t) var(--ease),
    transform var(--t) var(--ease);
}

.page-faq .faq-item:nth-of-type(even) {
  border-radius: var(--faq-card-r-alt);
}

.page-faq .faq-item:hover {
  border-color: var(--line-gold);
  box-shadow: var(--sh-1);
  transform: translateY(-2px);
}

.page-faq .faq-item[open] {
  border-color: var(--line-gold);
  box-shadow: var(--sh-2);
}

.page-faq .faq-item > .fold__summary {
  position: relative;
  display: block;
  padding: 0.95rem 3.1rem 0.95rem 1.05rem;
  cursor: pointer;
  list-style: none;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.55;
  color: var(--ink);
}

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

.page-faq .faq-item > .fold__summary::after {
  content: "";
  position: absolute;
  right: 1.1rem;
  top: 50%;
  width: 12px;
  height: 12px;
  transform: translateY(-50%);
  background:
    linear-gradient(var(--gold-deep), var(--gold-deep)) center / 12px 2px no-repeat,
    linear-gradient(var(--gold-deep), var(--gold-deep)) center / 2px 12px no-repeat;
  transition: transform var(--t) var(--ease);
}

.page-faq .faq-item[open] > .fold__summary::after {
  background:
    linear-gradient(var(--gold-deep), var(--gold-deep)) center / 12px 2px no-repeat,
    linear-gradient(var(--gold-deep), var(--gold-deep)) center / 2px 0 no-repeat;
}

.page-faq .faq-item > .fold__summary:focus-visible {
  outline: none;
  box-shadow: inset 0 0 0 2px var(--cyan);
  border-radius: var(--faq-card-r);
}

.page-faq .faq-item .fold__body {
  padding: 0.9rem 1.05rem 1.1rem;
  border-top: 1px dashed var(--line);
  color: var(--txt-2);
  font-size: 0.96rem;
  line-height: 1.82;
}

.page-faq .faq-item .fold__body p {
  margin: 0;
}

.page-faq .faq-item .fold__body p + p {
  margin-top: 0.6rem;
}

.page-faq .faq-item .fold__body a {
  color: var(--gold-deep);
  text-decoration: none;
  border-bottom: 1px solid var(--line-gold);
  transition: color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease);
}

.page-faq .faq-item .fold__body a:hover,
.page-faq .faq-item .fold__body a:focus-visible {
  color: var(--ink);
  border-bottom-color: var(--ink);
}

.page-faq .faq-item__meta {
  margin-top: 0.7rem !important;
  display: inline-block;
  padding: 0.22rem 0.6rem;
  border-radius: 999px;
  background: rgba(14, 44, 38, 0.06);
  font-size: 0.76rem;
  letter-spacing: 0.02em;
  color: var(--moss);
}

/* ============ 处理流程（深色呼吸带） ============ */
.page-faq .faq-flow {
  position: relative;
  padding: clamp(3rem, 8vw, 5.5rem) 0;
  background: var(--ink);
  color: var(--paper);
}

.page-faq .faq-flow::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: -1px;
  height: clamp(18px, 3vw, 44px);
  background: var(--paper);
  clip-path: polygon(0 0, 100% 0, 100% 0, 0 100%);
  pointer-events: none;
}

.page-faq .faq-flow::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: clamp(18px, 3vw, 44px);
  background: var(--paper);
  clip-path: polygon(0 100%, 100% 100%, 0 0);
  pointer-events: none;
}

.page-faq .faq-flow__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.75rem, 4vw, 3rem);
  align-items: center;
}

@media (min-width: 900px) {
  .page-faq .faq-flow__inner {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
  }
}

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

.page-faq .faq-flow__figure .figure__media {
  overflow: hidden;
  border-radius: var(--r-organic-2);
  border: 1px solid rgba(216, 166, 60, 0.4);
  background: linear-gradient(150deg, var(--ink-2), var(--moss));
}

.page-faq .faq-flow__figure .figure__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-faq .faq-flow__figure .figure__caption {
  margin-top: 0.7rem;
  font-size: 0.8rem;
  color: rgba(255, 253, 248, 0.62);
}

.page-faq .faq-flow__steps .section-label {
  color: var(--gold-hi);
}

.page-faq .faq-flow__steps h2 {
  margin: 0.55rem 0 0;
  font-family: var(--serif);
  font-weight: 800;
  font-size: clamp(1.3rem, 3vw, 1.95rem);
  line-height: 1.32;
  color: var(--paper);
}

.page-faq .faq-steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.95rem;
  margin: clamp(1.15rem, 3vw, 1.6rem) 0 0;
  padding: 0;
  list-style: none;
}

@media (min-width: 640px) {
  .page-faq .faq-steps {
    grid-template-columns: 1fr 1fr;
    gap: 1.15rem 1.75rem;
  }
}

.page-faq .faq-steps li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.85rem;
  align-items: start;
}

.page-faq .faq-step__no {
  display: inline-block;
  padding: 0.12rem 0.5rem;
  border: 1px solid rgba(41, 199, 184, 0.5);
  border-radius: 999px;
  font-size: 0.76rem;
  color: var(--cyan);
}

.page-faq .faq-steps h3 {
  margin: 0;
  font-family: var(--sans);
  font-size: 0.98rem;
  font-weight: 600;
  color: var(--paper);
}

.page-faq .faq-steps p {
  margin: 0.28rem 0 0;
  font-size: 0.9rem;
  line-height: 1.72;
  color: rgba(255, 253, 248, 0.7);
}

/* ============ 底部人工渠道 ============ */
.page-faq .faq-help {
  padding: var(--faq-band-y) 0;
  background: var(--sand);
  border-top: 1px solid var(--line);
}

.page-faq .faq-help__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  padding: clamp(1.5rem, 4vw, 2.75rem);
  border: 1px solid var(--line-gold);
  border-radius: var(--r-organic);
  background: var(--paper);
  box-shadow: var(--sh-1);
}

@media (min-width: 820px) {
  .page-faq .faq-help__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }
}

.page-faq .faq-help__text h2 {
  margin: 0.55rem 0 0;
  font-family: var(--serif);
  font-weight: 800;
  font-size: clamp(1.3rem, 3vw, 1.8rem);
  line-height: 1.32;
  color: var(--ink);
}

.page-faq .faq-help__text p:not(.section-label) {
  margin: 0.7rem 0 0;
  max-width: 56ch;
  font-size: 0.95rem;
  line-height: 1.78;
  color: var(--txt-2);
}

.page-faq .faq-help__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

/* ============ 动效降级 ============ */
@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-item,
  .page-faq .faq-quick__link,
  .page-faq .faq-side__link {
    transition: none;
  }

  .page-faq .faq-item:hover,
  .page-faq .faq-quick__link:hover,
  .page-faq .faq-side__link:hover {
    transform: none;
  }
}
</main>