.page-faq {
  --faq-index-w: 234px;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-sans);
  overflow-x: clip;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  background: var(--deep);
  color: var(--paper);
  padding: clamp(40px, 8vw, 84px) 0 clamp(34px, 6vw, 62px);
  border-bottom: 3px solid var(--gold);
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(112deg, rgba(199, 154, 59, 0.13) 0 1px, transparent 1px 26px);
  pointer-events: none;
}

.page-faq .faq-hero__inner {
  position: relative;
  z-index: 1;
}

.page-faq .breadcrumb {
  margin: 0 0 26px;
}

.page-faq .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .breadcrumb__item {
  font-family: var(--font-narrow);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(250, 247, 241, 0.55);
}

.page-faq .breadcrumb__item a {
  color: var(--gold-sand);
  text-decoration: none;
}

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

.page-faq .breadcrumb__item + .breadcrumb__item::before {
  content: "/";
  margin: 0 10px;
  color: rgba(250, 247, 241, 0.3);
}

.page-faq .faq-hero__eyebrow {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 18px;
  font-family: var(--font-narrow);
  font-size: 0.8rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--gold);
}

.page-faq .faq-hero__ver {
  padding: 2px 8px;
  border: 1px solid var(--gold);
  font-size: 0.66rem;
  letter-spacing: 0.18em;
}

.page-faq .faq-hero h1 {
  margin: 0 0 20px;
  max-width: 20ch;
  font-size: clamp(29px, 6.2vw, 60px);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -0.01em;
}

.page-faq .faq-hero__lede {
  margin: 0;
  max-width: 34em;
  font-family: var(--font-serif);
  font-size: clamp(15px, 1.9vw, 18px);
  line-height: 1.85;
  color: rgba(250, 247, 241, 0.82);
}

/* ---------- 快速定位 ---------- */
.page-faq .faq-quick {
  background: var(--paper);
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-quick__title {
  margin: 0;
  padding: 14px 0 10px;
  font-family: var(--font-narrow);
  font-size: 0.7rem;
  font-weight: 400;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
}

.page-faq .faq-quick__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  padding: 0 0 14px;
}

.page-faq .faq-quick__link {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 12px 14px 14px;
  border: 1px solid var(--line);
  background: var(--paper);
  color: var(--ink);
  text-decoration: none;
  clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 0 100%);
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-faq .faq-quick__link:hover,
.page-faq .faq-quick__link:focus-visible {
  border-color: var(--coral);
  background: rgba(255, 106, 69, 0.07);
}

.page-faq .faq-quick__num {
  font-family: var(--font-narrow);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: var(--gold);
}

.page-faq .faq-quick__label {
  font-size: 0.95rem;
  font-weight: 700;
  line-height: 1.4;
}

.page-faq .faq-quick__meta {
  font-size: 0.78rem;
  line-height: 1.5;
  color: rgba(20, 24, 26, 0.6);
}

/* ---------- 主体骨架 ---------- */
.page-faq .faq-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
}

.page-faq .faq-index {
  display: none;
}

.page-faq .faq-main {
  padding: clamp(30px, 5vw, 56px) 0 clamp(50px, 7vw, 84px);
  min-width: 0;
}

/* ---------- 问答分组 ---------- */
.page-faq .faq-group,
.page-faq .faq-band,
.page-faq .faq-contact {
  scroll-margin-top: calc(var(--header-offset) + 110px);
}

.page-faq .faq-group {
  position: relative;
}

.page-faq .faq-group + .faq-group {
  margin-top: clamp(38px, 5vw, 58px);
  padding-top: clamp(30px, 4vw, 44px);
}

.page-faq .faq-group + .faq-group::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 9px;
  background: repeating-linear-gradient(116deg, var(--line) 0 1px, transparent 1px 10px);
  pointer-events: none;
}

.page-faq .faq-group__num {
  margin: 0 0 6px;
  font-family: var(--font-narrow);
  font-size: 0.78rem;
  letter-spacing: 0.22em;
  color: var(--gold);
}

.page-faq .faq-group__title {
  margin: 0 0 10px;
  font-size: clamp(21px, 3.4vw, 30px);
  font-weight: 900;
  line-height: 1.26;
  letter-spacing: -0.005em;
  color: var(--deep);
}

.page-faq .faq-group__lead {
  margin: 0 0 18px;
  max-width: 34em;
  font-family: var(--font-serif);
  font-size: 1rem;
  line-height: 1.85;
  color: rgba(20, 24, 26, 0.72);
}

/* ---------- 问答条目 ---------- */
.page-faq .faq-item {
  border-top: 1px solid var(--line);
}

.page-faq .faq-item:last-of-type {
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-item summary {
  position: relative;
  display: flex;
  gap: 14px;
  padding: 15px 42px 15px 16px;
  list-style: none;
  cursor: pointer;
  font-size: 1.02rem;
  font-weight: 700;
  line-height: 1.55;
  color: var(--ink);
  transition: color var(--dur) var(--ease);
}

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

.page-faq .faq-item summary:focus-visible {
  outline: 2px solid var(--coral);
  outline-offset: -2px;
}

.page-faq .faq-item summary::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  bottom: 10px;
  width: 2px;
  background: var(--line);
  transition: background var(--dur) var(--ease);
}

.page-faq .faq-item summary::after {
  content: "+";
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-narrow);
  font-size: 1.25rem;
  line-height: 1;
  color: var(--gold);
}

.page-faq .faq-item[open] > summary {
  color: var(--deep);
}

.page-faq .faq-item[open] > summary::before {
  background: var(--gold);
}

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

.page-faq .faq-item__body {
  padding: 0 22px 22px 16px;
  font-family: var(--font-serif);
  font-size: 0.98rem;
  line-height: 1.85;
  color: rgba(20, 24, 26, 0.78);
}

.page-faq .faq-item__body p {
  margin: 0 0 10px;
  max-width: 34em;
  animation: faq-fade var(--dur) var(--ease) both;
}

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

.page-faq .faq-item__body a {
  color: var(--coral-deep);
  text-decoration: underline;
  text-underline-offset: 3px;
}

@keyframes faq-fade {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: none; }
}

/* ---------- S1–S6 编号表 ---------- */
.page-faq .faq-codes {
  margin: 0 0 18px;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.page-faq .faq-codes li {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr);
  gap: 14px;
  align-items: baseline;
  padding: 11px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-faq .faq-codes__num {
  font-family: var(--font-narrow);
  font-size: 1rem;
  letter-spacing: 0.14em;
  color: var(--coral-deep);
}

.page-faq .faq-codes__label {
  font-size: 0.98rem;
  font-weight: 600;
  line-height: 1.6;
  color: var(--ink);
}

/* ---------- 配图 ---------- */
.page-faq .faq-figure {
  margin: 20px 0 0;
}

.page-faq .faq-figure .img-frame {
  overflow: hidden;
}

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

.page-faq .img-caption {
  margin-top: 8px;
  font-size: 0.8rem;
  line-height: 1.65;
  color: rgba(20, 24, 26, 0.58);
}

/* ---------- 导航与两步到达 ---------- */
.page-faq .faq-band {
  margin-top: clamp(42px, 6vw, 66px);
  padding: clamp(26px, 4.5vw, 46px) clamp(18px, 4vw, 42px);
  background: var(--mint);
  border-top: 3px solid var(--gold);
  clip-path: polygon(0 0, calc(100% - 20px) 0, 100% 20px, 100% 100%, 20px 100%, 0 calc(100% - 20px));
}

.page-faq .faq-band__title {
  margin: 0 0 12px;
  max-width: 22ch;
  font-size: clamp(20px, 3.2vw, 29px);
  font-weight: 900;
  line-height: 1.28;
  color: var(--deep);
}

.page-faq .faq-band__lead {
  margin: 0 0 24px;
  max-width: 34em;
  font-family: var(--font-serif);
  font-size: 0.98rem;
  line-height: 1.85;
  color: rgba(20, 24, 26, 0.72);
}

.page-faq .faq-path {
  margin: 0 0 24px;
}

.page-faq .faq-path__svg {
  display: block;
  width: 100%;
  max-width: 620px;
  height: auto;
}

.page-faq .faq-path__cap {
  margin-top: 10px;
  font-size: 0.82rem;
  line-height: 1.6;
  color: rgba(20, 24, 26, 0.6);
}

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

/* ---------- 联系 ---------- */
.page-faq .faq-contact {
  margin-top: clamp(42px, 6vw, 72px);
}

.page-faq .faq-contact__panel {
  padding: clamp(26px, 4.5vw, 52px);
  background: var(--deep);
  color: var(--paper);
  clip-path: polygon(0 0, calc(100% - 24px) 0, 100% 24px, 100% 100%, 0 100%);
}

.page-faq .faq-contact__eyebrow {
  margin: 0 0 10px;
  font-family: var(--font-narrow);
  font-size: 0.76rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold);
}

.page-faq .faq-contact__title {
  margin: 0 0 14px;
  max-width: 24ch;
  font-size: clamp(21px, 3.4vw, 31px);
  font-weight: 900;
  line-height: 1.3;
  color: var(--paper);
}

.page-faq .faq-contact__text {
  margin: 0 0 22px;
  max-width: 34em;
  font-family: var(--font-serif);
  font-size: 0.98rem;
  line-height: 1.85;
  color: rgba(250, 247, 241, 0.78);
}

.page-faq .faq-contact__list {
  margin: 0 0 26px;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line-light);
}

.page-faq .faq-contact__list li {
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr);
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line-light);
}

.page-faq .faq-contact__key {
  padding-top: 3px;
  font-family: var(--font-narrow);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold);
}

.page-faq .faq-contact__val {
  font-size: 0.96rem;
  line-height: 1.6;
  color: rgba(250, 247, 241, 0.92);
  word-break: break-word;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-faq .faq-quick__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-faq .faq-codes li {
    grid-template-columns: 64px minmax(0, 1fr);
  }

  .page-faq .faq-contact__list li {
    grid-template-columns: 72px minmax(0, 1fr);
  }
}

@media (min-width: 900px) {
  .page-faq .faq-quick {
    position: sticky;
    top: var(--header-offset);
    z-index: 8;
  }

  .page-faq .faq-item summary {
    padding: 16px 46px 16px 20px;
    font-size: 1.06rem;
  }

  .page-faq .faq-item__body {
    padding: 0 30px 24px 20px;
  }
}

@media (min-width: 1000px) {
  .page-faq .faq-body {
    grid-template-columns: var(--faq-index-w) minmax(0, 1fr);
    border-top: 1px solid var(--line);
  }

  .page-faq .faq-index {
    display: block;
    border-right: 1px solid var(--line);
    padding: clamp(36px, 4vw, 56px) clamp(20px, 2.6vw, 34px) 80px 0;
  }

  .page-faq .faq-index__inner {
    position: sticky;
    top: calc(var(--header-offset) + 130px);
  }

  .page-faq .faq-index__head {
    margin: 0 0 16px;
    font-family: var(--font-narrow);
    font-size: 0.7rem;
    font-weight: 400;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--gold);
  }

  .page-faq .faq-index__list {
    margin: 0;
    padding: 0;
    list-style: none;
    border-top: 1px solid var(--line-soft);
  }

  .page-faq .faq-index__item {
    border-bottom: 1px solid var(--line-soft);
  }

  .page-faq .faq-index__link {
    position: relative;
    display: block;
    padding: 11px 0;
    font-size: 0.9rem;
    font-weight: 600;
    line-height: 1.5;
    color: var(--ink);
    text-decoration: none;
    transition: color var(--dur) var(--ease);
  }

  .page-faq .faq-index__link::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -1px;
    width: 0;
    height: 2px;
    background: var(--coral);
    transition: width var(--dur) var(--ease);
  }

  .page-faq .faq-index__link:hover,
  .page-faq .faq-index__link:focus-visible {
    color: var(--coral-deep);
  }

  .page-faq .faq-index__link:hover::after,
  .page-faq .faq-index__link:focus-visible::after {
    width: 100%;
  }

  .page-faq .faq-index__num {
    display: inline-block;
    min-width: 26px;
    font-family: var(--font-narrow);
    font-size: 0.72rem;
    letter-spacing: 0.14em;
    color: var(--gold);
  }

  .page-faq .faq-main {
    padding-left: clamp(28px, 3.4vw, 62px);
  }
}

@media (min-width: 1240px) {
  .page-faq .faq-index {
    padding-right: clamp(24px, 3vw, 44px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq *,
  .page-faq *::before,
  .page-faq *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}