.page-faq {
  background: var(--paper);
  color: var(--graphite);
  font-family: var(--font-ui);
}

.page-faq figure {
  margin: 0;
}

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

.page-faq .faq-hero__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.5;
}

.page-faq .faq-hero__veil {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    172deg,
    rgba(247, 249, 255, 0.97) 0%,
    rgba(247, 249, 255, 0.93) 52%,
    rgba(232, 238, 255, 0.6) 100%
  );
}

.page-faq .faq-hero__inner {
  position: relative;
  z-index: 1;
  padding-block: 22px 34px;
}

.page-faq .faq-hero h1 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(27px, 6.2vw, 52px);
  line-height: 1.14;
  letter-spacing: -0.01em;
  color: var(--black);
  margin: 14px 0 0;
  max-width: 22ch;
}

.page-faq .faq-hero__lede {
  margin: 16px 0 0;
  max-width: 64ch;
  font-size: 16px;
  line-height: 1.75;
  color: var(--graphite);
}

.page-faq .faq-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
  color: var(--slate);
}

.page-faq .faq-hero__meta li {
  display: flex;
  align-items: center;
  gap: 7px;
}

.page-faq .faq-hero__meta li::before {
  content: "";
  width: 14px;
  height: 2px;
  background: var(--blue);
  flex: 0 0 auto;
}

/* ---------- 三种走法条带 ---------- */
.page-faq .faq-paths {
  background: var(--ink);
  color: var(--mist);
  padding-block: 34px 38px;
}

.page-faq .faq-paths__eyebrow {
  color: var(--blue-2);
  margin: 0;
}

.page-faq .faq-paths__title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(21px, 4.6vw, 32px);
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--white);
  margin: 10px 0 0;
}

.page-faq .faq-paths__list {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--hair-invert);
  border: 1px solid var(--hair-invert);
}

.page-faq .faq-path {
  background: var(--ink);
  padding: 18px 16px 20px;
}

.page-faq .faq-path__no {
  display: block;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--blue-2);
}

.page-faq .faq-path h3 {
  margin: 8px 0 0;
  font-size: 16px;
  font-weight: 600;
  color: var(--white);
  line-height: 1.4;
}

.page-faq .faq-path p {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 主布局 ---------- */
.page-faq .faq-layout {
  padding-block: 8px 56px;
}

.page-faq .faq-main {
  min-width: 0;
}

/* ---------- 通用章节 ---------- */
.page-faq .faq-section {
  padding-block: 34px 40px;
  border-top: 1px solid var(--hair);
  scroll-margin-top: calc(var(--cmd-h) + 18px);
}

.page-faq .faq-section:first-child {
  border-top: 0;
  padding-top: 18px;
}

.page-faq .faq-section h2 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(21px, 4.8vw, 32px);
  line-height: 1.22;
  letter-spacing: -0.01em;
  color: var(--black);
  margin: 0;
}

.page-faq .faq-section__note {
  margin: 12px 0 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--graphite);
}

/* ---------- 预约两步 ---------- */
.page-faq .faq-steps {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-faq .faq-step {
  border: 1px solid var(--hair);
  background: var(--white);
  padding: 18px 16px 20px;
}

.page-faq .faq-step__no {
  display: inline-block;
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--blue);
  background: var(--paper-mist);
  padding: 3px 8px;
}

.page-faq .faq-step h3 {
  margin: 12px 0 0;
  font-size: 17px;
  font-weight: 600;
  color: var(--black);
  line-height: 1.45;
}

.page-faq .faq-step p {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--graphite);
}

.page-faq .faq-figure {
  margin-top: 22px;
  border: 1px solid var(--hair);
  background: var(--paper-mist);
}

.page-faq .faq-figure .media__img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 5 / 3;
  object-fit: cover;
}

.page-faq .faq-figure .media__caption {
  margin: 0;
  padding: 9px 14px;
  border-top: 1px solid var(--hair);
  background: var(--white);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.02em;
  color: var(--slate);
}

.page-faq .faq-prep {
  margin-top: 24px;
  border-left: 2px solid var(--blue);
  padding: 2px 0 2px 16px;
}

.page-faq .faq-prep h3 {
  margin: 0 0 8px;
  font-size: 15px;
  font-weight: 600;
  color: var(--black);
}

.page-faq .faq-prep ul {
  margin: 0;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.85;
  color: var(--graphite);
}

/* ---------- 文件格式 ---------- */
.page-faq .faq-formats {
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--hair);
  border: 1px solid var(--hair);
}

.page-faq .faq-format {
  background: var(--white);
  padding: 16px 18px 18px;
  display: grid;
  gap: 8px;
}

.page-faq .faq-format dt {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 15px;
  font-weight: 600;
  color: var(--black);
}

.page-faq .faq-format dt .mono {
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--white);
  background: var(--ink);
  padding: 3px 8px;
}

.page-faq .faq-format dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--graphite);
}

.page-faq .faq-trouble {
  margin-top: 24px;
  background: var(--paper-mist);
  border: 1px solid var(--hair);
  padding: 18px 16px 20px;
}

.page-faq .faq-trouble h3 {
  margin: 0;
  font-size: 15px;
  font-weight: 700;
  color: var(--black);
}

.page-faq .faq-trouble ol {
  margin: 10px 0 0;
  padding-left: 20px;
  font-size: 14px;
  line-height: 1.85;
  color: var(--graphite);
}

.page-faq .faq-trouble li + li {
  margin-top: 6px;
}

/* ---------- 比对表四列 ---------- */
.page-faq .faq-cols {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-faq .faq-cols li {
  background: var(--white);
  border: 1px solid var(--hair);
  padding: 14px 16px 16px;
}

.page-faq .faq-cols__key {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--blue);
  border-bottom: 2px solid var(--cyan);
  padding-bottom: 2px;
}

.page-faq .faq-cols p {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--graphite);
}

/* ---------- 问答 ---------- */
.page-faq .faq-group {
  margin-top: 30px;
}

.page-faq .faq-group__title {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 8px;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--black);
}

.page-faq .faq-group__title::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--hair);
}

.page-faq .faq-group__no {
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--white);
  background: var(--ink);
  padding: 2px 8px;
}

.page-faq .faq-list {
  border-top: 1px solid var(--hair);
}

.page-faq .faq-item {
  border-bottom: 1px solid var(--hair);
  border-left: 2px solid transparent;
  transition: border-left-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-faq .faq-item[open] {
  border-left-color: var(--blue);
  background: var(--white);
}

.page-faq .faq-item summary {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 14px 14px 12px;
  cursor: pointer;
  list-style: none;
}

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

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

.page-faq .faq-item summary::after {
  content: "+";
  margin-left: auto;
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 16px;
  line-height: 1.4;
  color: var(--blue);
}

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

.page-faq .faq-item summary:hover .faq-item__q {
  color: var(--blue);
}

.page-faq .faq-item__no {
  flex: 0 0 auto;
  padding-top: 3px;
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--slate);
}

.page-faq .faq-item__q {
  font-size: 15px;
  font-weight: 600;
  line-height: 1.6;
  color: var(--black);
  transition: color var(--dur) var(--ease);
}

.page-faq .faq-item__a {
  padding: 0 18px 16px 50px;
}

.page-faq .faq-item__a p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--graphite);
}

/* ---------- 联系 ---------- */
.page-faq .faq-routes {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-faq .faq-routes li {
  display: grid;
  gap: 6px;
  border-left: 1px solid var(--hair);
  padding-left: 14px;
}

.page-faq .faq-routes__tag {
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--blue);
}

.page-faq .faq-routes p {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--graphite);
}

.page-faq .faq-contact {
  margin-top: 24px;
  border: 1px solid var(--hair);
  background: var(--white);
}

.page-faq .faq-contact__row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 14px;
  padding: 13px 16px;
  border-top: 1px solid var(--hair);
}

.page-faq .faq-contact__row:first-child {
  border-top: 0;
}

.page-faq .faq-contact__key {
  flex: 0 0 46px;
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--slate);
}

.page-faq .faq-contact__val {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--black);
  word-break: break-all;
}

.page-faq .faq-contact__val--wide {
  font-family: var(--font-ui);
  font-size: 14px;
  word-break: normal;
}

.page-faq .faq-copy {
  margin-left: auto;
  border: 1px solid var(--hair);
  background: var(--paper);
  color: var(--slate);
  font-family: var(--font-ui);
  font-size: 12px;
  padding: 4px 10px;
  cursor: pointer;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-faq .faq-copy:hover {
  color: var(--blue);
  border-color: var(--blue);
}

.page-faq .faq-copy[data-copied] {
  color: var(--cyan);
  border-color: var(--cyan);
}

.page-faq .faq-contact__hours {
  margin: 12px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--slate);
}

.page-faq .faq-next {
  margin: 20px 0 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--graphite);
}

.page-faq .faq-next a {
  color: var(--blue);
  text-decoration: none;
  border-bottom: 1px solid var(--mist);
}

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

/* ---------- 右侧索引 ---------- */
.page-faq .faq-rail {
  display: none;
}

.page-faq .faq-rail__title {
  margin: 0 0 12px;
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--slate);
}

.page-faq .faq-rail__nav {
  display: grid;
  border-left: 1px solid var(--hair);
}

.page-faq .faq-rail__link {
  position: relative;
  display: block;
  padding: 8px 0 8px 14px;
  font-size: 13px;
  line-height: 1.5;
  color: var(--slate);
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}

.page-faq .faq-rail__link::before {
  content: "";
  position: absolute;
  left: -1px;
  top: 50%;
  width: 2px;
  height: 16px;
  background: var(--cyan);
  transform: translateY(-50%) scaleY(0);
  transition: transform var(--dur) var(--ease);
}

.page-faq .faq-rail__link:hover {
  color: var(--blue);
}

.page-faq .faq-rail__link[aria-current="true"] {
  color: var(--blue);
  font-weight: 600;
}

.page-faq .faq-rail__link[aria-current="true"]::before {
  transform: translateY(-50%) scaleY(1);
}

.page-faq .faq-rail__back {
  display: inline-block;
  margin-top: 18px;
  font-size: 12px;
  color: var(--blue);
  text-decoration: none;
  border-bottom: 1px solid var(--mist);
  padding-bottom: 1px;
}

.page-faq .faq-rail__back:hover {
  border-bottom-color: var(--blue);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-faq .faq-steps,
  .page-faq .faq-cols {
    grid-template-columns: 1fr 1fr;
    gap: 1px;
    background: var(--hair);
    border: 1px solid var(--hair);
  }

  .page-faq .faq-step,
  .page-faq .faq-cols li {
    border: 0;
    background: var(--white);
    padding: 20px 20px 22px;
  }

  .page-faq .faq-format {
    grid-template-columns: 200px 1fr;
    align-items: start;
    gap: 20px;
  }
}

@media (min-width: 720px) {
  .page-faq .faq-paths__list {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-faq .faq-path {
    padding: 22px 20px 24px;
  }

  .page-faq .faq-routes {
    grid-template-columns: repeat(3, 1fr);
    gap: 1px;
    background: var(--hair);
    border: 1px solid var(--hair);
  }

  .page-faq .faq-routes li {
    border-left: 0;
    background: var(--white);
    padding: 16px 18px 18px;
  }
}

@media (min-width: 1024px) {
  .page-faq .faq-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 208px;
    column-gap: 48px;
    align-items: start;
  }

  .page-faq .faq-rail {
    display: block;
    position: sticky;
    top: calc(var(--cmd-h) + 26px);
    padding-top: 46px;
  }

  .page-faq .faq-hero h1 {
    max-width: 24ch;
  }

  .page-faq .faq-section {
    padding-block: 44px 52px;
  }

  .page-faq .faq-section h2 {
    font-size: 32px;
  }

  .page-faq .faq-paths {
    padding-block: 44px 48px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-item,
  .page-faq .faq-item__q,
  .page-faq .faq-rail__link,
  .page-faq .faq-rail__link::before,
  .page-faq .faq-copy {
    transition: none;
  }
}