.page-faq .faq-hero .bv-breadcrumb {
  padding-bottom: 28px;
  font-size: 13px;
}

.page-faq .faq-hero__inner {
  display: grid;
  gap: 40px;
  align-items: center;
}

.page-faq .faq-hero__title {
  font-family: var(--bv-font-display);
  font-size: clamp(34px, 8vw, 56px);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--bv-green);
  margin: 14px 0 20px;
}

.page-faq .faq-hero__lead {
  font-size: 16.5px;
  line-height: 1.78;
  color: var(--bv-ink);
  max-width: 56ch;
  margin: 0 0 14px;
}

.page-faq .faq-hero__facts {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 0;
  margin: 26px 0 0;
}

.page-faq .faq-hero__facts li {
  font-family: var(--bv-font-mono);
  font-size: 12.5px;
  letter-spacing: 0.06em;
  padding: 9px 15px;
  border-radius: var(--bv-r-pill);
  background: var(--bv-cream);
  border: 1px solid var(--bv-line);
  color: var(--bv-green);
}

.page-faq .faq-hero__media {
  border-radius: var(--bv-r-lg);
  overflow: hidden;
  border: 1px solid var(--bv-line);
  box-shadow: var(--bv-shadow);
  background: var(--bv-cream);
}

.page-faq .faq-hero__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
}

@media (min-width: 900px) {
  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 0.78fr);
    gap: 64px;
  }
}

/* ---------- 高频问题速查 ---------- */

.page-faq .faq-tabs {
  border-top: 1px solid var(--bv-line);
  padding-top: 30px;
}

.page-faq .faq-tabs [role="tablist"] {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 28px;
}

.page-faq .faq-tabs [role="tab"] {
  font-family: var(--bv-font-body);
  font-size: 15px;
  font-weight: 600;
  padding: 11px 22px;
  border-radius: var(--bv-r-pill);
  border: 1px solid var(--bv-green-2);
  background: transparent;
  color: var(--bv-green);
  cursor: pointer;
  transition: background var(--bv-dur) var(--bv-ease), color var(--bv-dur) var(--bv-ease),
    border-color var(--bv-dur) var(--bv-ease);
}

.page-faq .faq-tabs [role="tab"]:hover {
  background: var(--bv-sand);
}

.page-faq .faq-tabs [role="tab"][aria-selected="true"] {
  background: var(--bv-green);
  border-color: var(--bv-green);
  color: var(--bv-cream);
}

.page-faq .faq-tabs [role="tab"]:focus-visible,
.page-faq .faq-tabs [role="tabpanel"]:focus-visible {
  outline: 2px solid var(--bv-copper);
  outline-offset: 3px;
}

.page-faq .faq-qa {
  display: grid;
  gap: 16px;
}

.page-faq .faq-qa__item {
  background: var(--bv-sand);
  border: 1px solid var(--bv-line);
  border-radius: var(--bv-r-md);
  padding: 22px 24px;
}

.page-faq .faq-qa__q {
  font-family: var(--bv-font-display);
  font-size: 16.5px;
  font-weight: 700;
  line-height: 1.45;
  letter-spacing: -0.005em;
  color: var(--bv-green);
  margin: 0 0 10px;
}

.page-faq .faq-qa__a {
  font-size: 15px;
  line-height: 1.78;
  color: var(--bv-ink);
  margin: 0;
}

@media (min-width: 760px) {
  .page-faq .faq-qa {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }
}

.page-faq .faq-quick__figure {
  margin: 44px 0 0;
}

.page-faq .faq-quick__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
}

.page-faq .faq-quick__figure figcaption {
  margin-top: 14px;
  font-family: var(--bv-font-mono);
  font-size: 12.5px;
  letter-spacing: 0.05em;
  color: var(--bv-gray);
}

/* ---------- 逐条详查：索引 + 折叠答案 ---------- */

.page-faq .faq-detail__layout {
  display: grid;
  gap: 34px;
}

@media (min-width: 1000px) {
  .page-faq .faq-detail__layout {
    grid-template-columns: minmax(0, 250px) minmax(0, 1fr);
    gap: 60px;
    align-items: start;
  }
}

.page-faq .faq-index {
  border-left: 2px solid var(--bv-line);
  padding-left: 20px;
}

@media (min-width: 1000px) {
  .page-faq .faq-index {
    position: sticky;
    top: 100px;
  }
}

.page-faq .faq-index__title {
  font-family: var(--bv-font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--bv-gray);
  margin: 0 0 14px;
}

.page-faq .faq-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-faq .faq-index__list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 8px 10px;
  border-radius: var(--bv-r-sm);
  font-size: 14px;
  line-height: 1.5;
  color: var(--bv-ink);
  text-decoration: none;
  transition: background var(--bv-dur) var(--bv-ease), color var(--bv-dur) var(--bv-ease);
}

.page-faq .faq-index__list a:hover {
  background: var(--bv-cream);
  color: var(--bv-green);
}

.page-faq .faq-index__list a:focus-visible {
  outline: 2px solid var(--bv-copper);
  outline-offset: 2px;
}

.page-faq .faq-index__num {
  flex: none;
  font-family: var(--bv-font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--bv-copper);
}

.page-faq .faq-answers {
  display: grid;
  gap: 42px;
}

.page-faq .faq-group__title {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--bv-font-display);
  font-size: 19px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--bv-green);
  margin: 0 0 16px;
}

.page-faq .faq-group__title::before {
  content: "";
  flex: none;
  width: 22px;
  height: 3px;
  border-radius: 3px;
  background: var(--bv-copper);
}

.page-faq .faq-item {
  position: relative;
  background: var(--bv-cream);
  border: 1px solid var(--bv-line);
  border-radius: var(--bv-r-md);
  overflow: hidden;
  transition: border-color var(--bv-dur) var(--bv-ease), box-shadow var(--bv-dur) var(--bv-ease);
}

.page-faq .faq-item + .faq-item {
  margin-top: 12px;
}

.page-faq .faq-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 14px;
  bottom: 14px;
  width: 3px;
  border-radius: 0 3px 3px 0;
  background: var(--bv-copper);
  opacity: 0;
  transition: opacity var(--bv-dur) var(--bv-ease);
}

.page-faq .faq-item[open] {
  border-color: var(--bv-copper-lt);
  box-shadow: var(--bv-shadow);
}

.page-faq .faq-item[open]::before {
  opacity: 1;
}

.page-faq .faq-item__summary {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 20px 22px;
  cursor: pointer;
  list-style: none;
}

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

.page-faq .faq-item__summary::after {
  content: "+";
  margin-left: auto;
  flex: none;
  font-family: var(--bv-font-mono);
  font-size: 18px;
  line-height: 1.2;
  color: var(--bv-copper);
}

.page-faq .faq-item[open] .faq-item__summary::after {
  content: "\2013";
}

.page-faq .faq-item__summary:focus-visible {
  outline: 2px solid var(--bv-copper);
  outline-offset: -4px;
}

.page-faq .faq-item__num {
  flex: none;
  padding-top: 4px;
  font-family: var(--bv-font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--bv-copper);
}

.page-faq .faq-item__q {
  margin: 0;
  font-family: var(--bv-font-display);
  font-size: 16.5px;
  font-weight: 700;
  line-height: 1.5;
  letter-spacing: -0.005em;
  color: var(--bv-ink);
}

.page-faq .faq-item__body {
  padding: 18px 22px 22px;
  border-top: 1px solid var(--bv-line);
  font-size: 15px;
  line-height: 1.82;
  color: var(--bv-ink);
}

.page-faq .faq-item__body p {
  margin: 0;
}

.page-faq .faq-item__body ol,
.page-faq .faq-item__body ul {
  margin: 4px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-item__body ol {
  counter-reset: faqstep;
}

.page-faq .faq-item__body ol li {
  counter-increment: faqstep;
  position: relative;
  padding-left: 34px;
  margin-bottom: 9px;
}

.page-faq .faq-item__body ol li:last-child,
.page-faq .faq-item__body ul li:last-child {
  margin-bottom: 0;
}

.page-faq .faq-item__body ol li::before {
  content: counter(faqstep, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 3px;
  font-family: var(--bv-font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--bv-blue);
}

.page-faq .faq-item__body ul li {
  position: relative;
  padding-left: 18px;
  margin-bottom: 9px;
}

.page-faq .faq-item__body ul li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 0.72em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--bv-copper-lt);
}

.page-faq .faq-item__body ul + p {
  margin-top: 12px;
}

/* ---------- 联系与收尾 ---------- */

.page-faq .faq-contact__inner {
  display: grid;
  gap: 30px;
}

.page-faq .faq-contact__title {
  font-family: var(--bv-font-display);
  font-size: clamp(26px, 5vw, 36px);
  font-weight: 800;
  line-height: 1.18;
  letter-spacing: -0.02em;
  color: var(--bv-green);
  margin: 14px 0 16px;
}

.page-faq .faq-contact__text {
  font-size: 16px;
  line-height: 1.8;
  color: var(--bv-ink);
  margin: 0;
  max-width: 50ch;
}

.page-faq .faq-contact__panel {
  background: var(--bv-green);
  border: 1px solid var(--bv-green-2);
  border-radius: var(--bv-r-lg);
  padding: 30px 28px;
}

.page-faq .faq-contact__k {
  display: block;
  font-family: var(--bv-font-mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: var(--bv-copper-lt);
  margin-bottom: 10px;
}

.page-faq .faq-contact__mail {
  display: block;
  font-family: var(--bv-font-mono);
  font-size: clamp(14px, 4vw, 17px);
  letter-spacing: 0.02em;
  color: var(--bv-cream);
  overflow-wrap: anywhere;
  margin-bottom: 16px;
}

.page-faq .faq-contact__hint {
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--bv-line);
  margin: 0 0 22px;
}

@media (min-width: 900px) {
  .page-faq .faq-contact__inner {
    grid-template-columns: minmax(0, 1fr) minmax(0, 420px);
    gap: 60px;
    align-items: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-tabs [role="tab"],
  .page-faq .faq-index__list a,
  .page-faq .faq-item,
  .page-faq .faq-item::before {
    transition: none;
  }
}