/* ===== 支持中心（/support/）页面专属样式 ===== */
.page-faq {
  --faq-edge: rgba(138, 106, 71, 0.32);
  --faq-divide: rgba(11, 27, 43, 0.12);
  --faq-slate: #5C6F82;
  background: var(--ink-900);
  color: var(--paper);
}

/* --- 面包屑 --- */
.page-faq .faq-crumbs {
  padding: 24px 0 10px;
}

/* --- 首屏 --- */
.page-faq .faq-hero {
  position: relative;
  isolation: isolate;
  padding: 6px 0 54px;
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(115% 92% at 84% 0%, rgba(28, 69, 102, 0.88), rgba(11, 27, 43, 0) 62%),
    linear-gradient(180deg, #12304A 0%, #0B1B2B 100%);
}

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

.page-faq .faq-hero h1 {
  font-family: var(--font-display);
  font-weight: 900;
  letter-spacing: -0.01em;
  line-height: 1.15;
  font-size: clamp(30px, 6.4vw, 52px);
  margin: 10px 0 16px;
  color: var(--paper);
}

.page-faq .faq-hero .lede {
  margin: 0;
  max-width: 34em;
  font-size: 16px;
  line-height: 1.85;
  color: var(--mist);
}

.page-faq .faq-stats {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 20px 34px;
}

.page-faq .faq-stats li {
  display: flex;
  flex-direction: column;
  gap: 3px;
  min-width: 0;
}

.page-faq .faq-stats__num {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 28px;
  line-height: 1.1;
  color: var(--gold-hi);
  font-variant-numeric: tabular-nums;
}

.page-faq .faq-stats__label {
  font-size: 13px;
  line-height: 1.6;
  color: var(--slate);
}

.page-faq .faq-hero__note {
  border: 1px solid rgba(200, 162, 74, 0.42);
  background: linear-gradient(160deg, rgba(28, 69, 102, 0.72), rgba(14, 34, 51, 0.72));
  border-radius: var(--radius-lg);
  padding: 24px 22px;
}

.page-faq .faq-hero__note-title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 15px;
  letter-spacing: 0.04em;
  color: var(--gold-hi);
}

.page-faq .faq-hero__note p {
  margin: 0 0 18px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

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

/* --- 主题索引（浅色区） --- */
.page-faq .faq-index {
  background: var(--paper);
  color: var(--ink-900);
  padding: 52px 0 56px;
}

.page-faq .faq-index__head {
  max-width: 42em;
}

.page-faq .faq-index .eyebrow {
  color: #7A5A34;
}

.page-faq .faq-index .section-title {
  color: var(--ink-900);
  margin: 8px 0 12px;
  font-size: clamp(24px, 4vw, 36px);
}

.page-faq .faq-index__lede {
  margin: 0;
  font-size: 16px;
  line-height: 1.85;
  color: var(--ink-700);
}

.page-faq .faq-index__figure {
  margin: 28px 0 30px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid rgba(138, 106, 71, 0.26);
  background: var(--ink-700);
}

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

.page-faq .faq-index__grid {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.page-faq .faq-chip {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 18px 16px 20px;
  background: #E7EDF2;
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  color: var(--ink-900);
  text-decoration: none;
  min-width: 0;
  transition:
    background var(--dur-fast) var(--ease),
    border-color var(--dur-fast) var(--ease),
    transform var(--dur-fast) var(--ease);
}

.page-faq .faq-chip:hover,
.page-faq .faq-chip:focus-visible {
  background: #FFFFFF;
  border-color: var(--gold);
  transform: translateY(-2px);
}

.page-faq .faq-chip__num {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--copper);
  font-variant-numeric: tabular-nums;
}

.page-faq .faq-chip__name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 19px;
  line-height: 1.35;
  color: var(--ink-900);
  overflow-wrap: break-word;
}

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

.page-faq .faq-chip__count {
  margin-top: 10px;
  align-self: flex-start;
  padding: 3px 11px;
  border-radius: 999px;
  background: #FFFFFF;
  border: 1px solid rgba(138, 106, 71, 0.3);
  font-size: 12px;
  font-weight: 500;
  color: var(--copper);
  font-variant-numeric: tabular-nums;
}

/* --- 问答主体 --- */
.page-faq .faq-body {
  background: var(--paper);
  color: var(--ink-900);
  padding: 0 0 72px;
}

.page-faq .faq-body__inner {
  display: grid;
  gap: 26px;
}

.page-faq .faq-tree {
  min-width: 0;
  padding: 18px 18px 20px;
  background: #E7EDF2;
  border-radius: var(--radius-lg);
}

.page-faq .faq-tree__title {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.16em;
  color: var(--copper);
}

.page-faq .faq-tree__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-faq .faq-tree__link {
  display: block;
  padding: 9px 14px;
  border-radius: 999px;
  background: #FFFFFF;
  font-size: 14px;
  line-height: 1.5;
  color: var(--ink-700);
  text-decoration: none;
  overflow-wrap: break-word;
  transition:
    background var(--dur-fast) var(--ease),
    color var(--dur-fast) var(--ease),
    box-shadow var(--dur-fast) var(--ease);
}

.page-faq .faq-tree__link:hover {
  background: #FFFFFF;
  color: var(--ink-900);
  box-shadow: inset 0 0 0 1px rgba(200, 162, 74, 0.6);
}

.page-faq .faq-tree__link[aria-current="true"] {
  background: var(--ink-700);
  color: var(--paper);
  font-weight: 500;
}

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

.page-faq .faq-panel {
  scroll-margin-top: 128px;
  margin-bottom: 44px;
}

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

.page-faq .faq-panel__head {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--faq-edge);
  margin-bottom: 4px;
}

.page-faq .faq-panel__num {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.12em;
  color: var(--copper);
  font-variant-numeric: tabular-nums;
}

.page-faq .faq-panel__head .section-title {
  margin: 0;
  color: var(--ink-900);
  font-size: clamp(20px, 3.4vw, 28px);
  min-width: 0;
}

.page-faq .faq-panel__count {
  margin-left: auto;
  flex: none;
  font-size: 13px;
  color: var(--faq-slate);
  font-variant-numeric: tabular-nums;
}

.page-faq .faq-entry-figure {
  margin: 18px 0 6px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid rgba(138, 106, 71, 0.24);
  background: var(--ink-700);
}

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

.page-faq .faq-entry-figure .figure__caption {
  padding: 10px 16px 12px;
  font-size: 12px;
  line-height: 1.7;
  color: var(--mist);
  background: var(--ink-700);
}

/* --- 折叠问答 --- */
.page-faq .acc {
  border-bottom: 1px solid var(--faq-divide);
}

.page-faq .acc[open] {
  box-shadow: inset 3px 0 0 var(--copper);
}

.page-faq .acc > summary {
  position: relative;
  list-style: none;
  cursor: pointer;
  padding: 17px 42px 17px 14px;
  font-size: 16px;
  font-weight: 500;
  line-height: 1.6;
  color: var(--ink-900);
  overflow-wrap: break-word;
  transition: color var(--dur-fast) var(--ease);
}

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

.page-faq .acc > summary:hover {
  color: var(--ink-600);
}

.page-faq .acc > summary::after {
  content: "";
  position: absolute;
  right: 16px;
  top: 50%;
  width: 9px;
  height: 9px;
  border-right: 1.5px solid var(--copper);
  border-bottom: 1.5px solid var(--copper);
  transform: translateY(-72%) rotate(45deg);
  transition:
    transform var(--dur-fast) var(--ease),
    border-color var(--dur-fast) var(--ease);
}

.page-faq .acc[open] > summary::after {
  transform: translateY(-28%) rotate(-135deg);
  border-color: var(--gold);
}

.page-faq .acc > .acc-body {
  padding: 0 42px 20px 14px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-700);
  overflow-wrap: break-word;
}

.page-faq .acc > .acc-body p {
  margin: 0 0 10px;
}

.page-faq .acc > .acc-body p:last-child {
  margin-bottom: 0;
}

.page-faq .acc-body a {
  color: var(--ink-600);
  font-weight: 500;
  text-decoration: none;
  border-bottom: 1px solid rgba(200, 162, 74, 0.75);
}

.page-faq .acc-body a:hover {
  border-bottom-color: var(--gold);
}

.page-faq .faq-steps {
  list-style: none;
  counter-reset: faqstep;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-faq .faq-steps li {
  position: relative;
  counter-increment: faqstep;
  padding-left: 28px;
}

.page-faq .faq-steps li::before {
  content: counter(faqstep);
  position: absolute;
  left: 0;
  top: 4px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--mist);
  color: var(--ink-700);
  font-family: var(--font-display);
  font-size: 11px;
  line-height: 18px;
  text-align: center;
  font-variant-numeric: tabular-nums;
}

/* --- 收尾联络区 --- */
.page-faq .faq-help {
  position: relative;
  isolation: isolate;
  background: linear-gradient(180deg, #0E2233 0%, #0B1B2B 100%);
  color: var(--paper);
  padding: 60px 0 64px;
}

.page-faq .faq-help::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 1px;
  background: linear-gradient(90deg, rgba(200, 162, 74, 0) 0%, rgba(200, 162, 74, 0.7) 42%, rgba(200, 162, 74, 0) 100%);
}

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

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

.page-faq .faq-help h2 {
  margin: 10px 0 14px;
  font-family: var(--font-display);
  font-weight: 900;
  letter-spacing: -0.01em;
  line-height: 1.2;
  font-size: clamp(24px, 4.4vw, 38px);
  color: var(--paper);
}

.page-faq .faq-help__text {
  margin: 0 0 24px;
  max-width: 34em;
  font-size: 16px;
  line-height: 1.85;
  color: var(--mist);
}

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

.page-faq .faq-help__card {
  min-width: 0;
  padding: 26px 24px;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(200, 162, 74, 0.4);
  background: linear-gradient(160deg, rgba(28, 69, 102, 0.75), rgba(14, 34, 51, 0.75));
}

.page-faq .faq-help__card .contact-key {
  margin: 0 0 6px;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--slate);
}

.page-faq .faq-help__mail {
  margin: 0 0 20px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(17px, 2.6vw, 21px);
  line-height: 1.4;
  color: var(--gold-hi);
  overflow-wrap: anywhere;
}

.page-faq .faq-help__card .contact-value {
  margin: 0 0 20px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--mist);
}

.page-faq .faq-help__hint {
  margin: 0;
  padding-top: 16px;
  border-top: 1px solid rgba(200, 162, 74, 0.28);
  font-size: 13px;
  line-height: 1.8;
  color: var(--slate);
}

/* --- 响应式 --- */
@media (min-width: 600px) {
  .page-faq .faq-hero {
    padding-bottom: 62px;
  }

  .page-faq .faq-hero__note {
    padding: 26px 26px;
  }

  .page-faq .faq-index__grid {
    gap: 16px;
  }

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

@media (min-width: 760px) {
  .page-faq .faq-index__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero {
    padding: 12px 0 76px;
  }

  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 1.4fr) minmax(280px, 1fr);
    align-items: end;
    gap: 52px;
  }

  .page-faq .faq-help__inner {
    grid-template-columns: minmax(0, 1fr) 370px;
    gap: 56px;
    align-items: center;
  }
}

@media (min-width: 960px) {
  .page-faq .faq-index {
    padding: 64px 0 68px;
  }

  .page-faq .faq-body__inner {
    grid-template-columns: 212px minmax(0, 1fr);
    gap: 56px;
    align-items: start;
  }

  .page-faq .faq-tree {
    position: sticky;
    top: 132px;
    padding: 20px 16px 22px;
  }

  .page-faq .faq-tree__list {
    display: block;
  }

  .page-faq .faq-tree__list li + li {
    margin-top: 3px;
  }

  .page-faq .faq-tree__link {
    border-radius: var(--radius-sm);
    background: transparent;
    padding: 9px 12px;
    border-left: 2px solid transparent;
  }

  .page-faq .faq-tree__link:hover {
    background: #FFFFFF;
    box-shadow: none;
  }

  .page-faq .faq-tree__link[aria-current="true"] {
    background: #FFFFFF;
    color: var(--ink-900);
    border-left-color: var(--gold);
  }

  .page-faq .acc > summary {
    padding: 19px 46px 19px 18px;
    font-size: 17px;
  }

  .page-faq .acc > .acc-body {
    padding: 0 46px 22px 18px;
    font-size: 16px;
  }
}

@media (min-width: 1200px) {
  .page-faq .faq-index__grid {
    gap: 18px;
  }

  .page-faq .faq-body__inner {
    grid-template-columns: 232px minmax(0, 1fr);
    gap: 68px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-chip,
  .page-faq .faq-tree__link,
  .page-faq .acc > summary,
  .page-faq .acc > summary::after {
    transition: none;
  }

  .page-faq .faq-chip:hover,
  .page-faq .faq-chip:focus-visible {
    transform: none;
  }
}