.page-faq {
  --faq-line: #244A3A;
  --faq-ease: cubic-bezier(.2, .7, .3, 1);
  --faq-dur: 220ms;
  background: var(--ink-950);
  color: var(--paper);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  padding: clamp(20px, 4vw, 40px) 0 clamp(32px, 5vw, 64px);
  border-bottom: 1px solid var(--faq-line);
  background:
    radial-gradient(110% 80% at 88% -10%, rgba(201, 255, 74, .10), transparent 62%),
    radial-gradient(70% 60% at 0% 100%, rgba(116, 230, 196, .06), transparent 70%),
    var(--ink-950);
}

.page-faq .breadcrumb {
  margin-bottom: clamp(20px, 3vw, 34px);
}

.page-faq .faq-hero-inner {
  display: grid;
  gap: clamp(24px, 4vw, 48px);
  align-items: end;
}

.page-faq .faq-hero-copy .eyebrow {
  margin: 0 0 14px;
}

.page-faq .faq-hero-copy h1 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(36px, 7.4vw, 86px);
  line-height: 1.02;
  letter-spacing: -0.02em;
  margin: 0 0 clamp(16px, 2.4vw, 26px);
  max-width: 15ch;
  text-wrap: balance;
}

.page-faq .faq-hero-copy .lead {
  max-width: 54ch;
  margin: 0;
  color: var(--mist);
  font-size: clamp(15px, 1.5vw, 18px);
  line-height: 1.75;
}

.page-faq .faq-hero-media {
  position: relative;
  margin: 0;
  border: 1px solid var(--faq-line);
  background: var(--ink-800);
  overflow: hidden;
}

.page-faq .faq-hero-media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 12 / 7;
  object-fit: cover;
  opacity: .92;
}

.page-faq .faq-hero-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(200deg, rgba(201, 255, 74, .12), transparent 55%);
  pointer-events: none;
}

/* ---------- 主体布局 ---------- */
.page-faq .faq-body {
  padding: clamp(28px, 5vw, 64px) 0 clamp(44px, 7vw, 88px);
}

.page-faq .faq-layout {
  display: grid;
  gap: clamp(22px, 3vw, 44px);
}

/* ---------- 分类索引 ---------- */
.page-faq .faq-index {
  position: sticky;
  top: calc(var(--header-h) + 10px);
  z-index: 2;
  background: var(--ink-900);
  border: 1px solid var(--faq-line);
  padding: 10px;
}

.page-faq .faq-index-title {
  display: none;
  margin: 0 0 10px;
  padding: 0 6px;
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-faq .faq-index ol {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-faq .faq-index li {
  flex: 0 0 auto;
}

.page-faq .faq-index a {
  display: flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
  padding: 8px 12px;
  font-size: 13px;
  color: var(--mist);
  text-decoration: none;
  border: 1px solid var(--faq-line);
  transition: color var(--faq-dur) var(--faq-ease), border-color var(--faq-dur) var(--faq-ease), background-color var(--faq-dur) var(--faq-ease);
}

.page-faq .faq-index a .mono {
  font-size: 11px;
  color: var(--lime);
}

.page-faq .faq-index a:hover,
.page-faq .faq-index a:focus-visible {
  color: var(--lime-soft);
  border-color: var(--lime);
  background: rgba(201, 255, 74, .07);
}

.page-faq .faq-index-note {
  display: none;
  margin: 14px 0 0;
  padding: 12px 6px 2px;
  border-top: 1px solid var(--faq-line);
  font-size: 12px;
  line-height: 1.6;
  color: var(--mist);
}

/* ---------- 问答分组 ---------- */
.page-faq .faq-group {
  scroll-margin-top: calc(var(--header-h) + 76px);
}

.page-faq .faq-group + .faq-group {
  margin-top: clamp(36px, 5vw, 64px);
}

.page-faq .faq-group-head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--faq-line);
  margin-bottom: 4px;
}

.page-faq .faq-group-num {
  font-size: 12px;
  color: var(--lime);
  letter-spacing: .1em;
}

.page-faq .faq-group-head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(26px, 4vw, 40px);
  line-height: 1.08;
  letter-spacing: -0.02em;
}

/* ---------- 手风琴 ---------- */
.page-faq .faq-item {
  border-bottom: 1px solid var(--faq-line);
  box-shadow: inset 1px 0 0 var(--faq-line);
  transition: box-shadow var(--faq-dur) var(--faq-ease), background-color var(--faq-dur) var(--faq-ease);
}

.page-faq .faq-item:hover {
  background: rgba(201, 255, 74, .03);
}

.page-faq .faq-item[open] {
  box-shadow: inset 3px 0 0 var(--lime);
  background: linear-gradient(90deg, rgba(201, 255, 74, .06), transparent 42%);
}

.page-faq .faq-item > summary {
  list-style: none;
  cursor: pointer;
  display: grid;
  grid-template-columns: 2.4em minmax(0, 1fr) 16px;
  gap: 12px;
  align-items: start;
  padding: 18px 14px 18px 16px;
}

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

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

.page-faq .faq-qnum {
  font-size: 12px;
  line-height: 1.9;
  color: var(--mint);
}

.page-faq .faq-item[open] .faq-qnum {
  color: var(--lime);
}

.page-faq .faq-qtext {
  font-size: clamp(15.5px, 1.6vw, 18px);
  font-weight: 600;
  line-height: 1.5;
  color: var(--paper);
}

.page-faq .faq-plus {
  position: relative;
  width: 16px;
  height: 16px;
  margin-top: 5px;
}

.page-faq .faq-plus::before,
.page-faq .faq-plus::after {
  content: "";
  position: absolute;
  background: var(--lime);
}

.page-faq .faq-plus::before {
  left: 0;
  right: 0;
  top: 7px;
  height: 1px;
}

.page-faq .faq-plus::after {
  top: 0;
  bottom: 0;
  left: 7px;
  width: 1px;
  transition: transform var(--faq-dur) var(--faq-ease), opacity var(--faq-dur) var(--faq-ease);
}

.page-faq .faq-item[open] .faq-plus::after {
  transform: scaleY(0);
  opacity: 0;
}

.page-faq .faq-answer {
  padding: 0 16px 22px 16px;
}

.page-faq .faq-answer p {
  margin: 0 0 14px;
  max-width: 62ch;
  color: var(--mist);
  font-size: 15px;
  line-height: 1.78;
}

.page-faq .faq-item[open] .faq-answer {
  animation: faq-reveal 220ms ease-out both;
}

@keyframes faq-reveal {
  from { opacity: 0; transform: translateY(-5px); }
  to { opacity: 1; transform: none; }
}

/* 展开后的工具链接 */
.page-faq .faq-tool {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding-bottom: 3px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .02em;
  color: var(--orange);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 138, 61, .45);
  transition: color var(--faq-dur) var(--faq-ease), border-color var(--faq-dur) var(--faq-ease);
}

.page-faq .faq-tool::before {
  content: "";
  width: 6px;
  height: 6px;
  background: var(--orange);
  flex: none;
}

.page-faq .faq-tool:hover,
.page-faq .faq-tool:focus-visible {
  color: var(--amber);
  border-bottom-color: var(--amber);
}

/* 答案内嵌小表格 */
.page-faq .faq-table {
  width: 100%;
  margin: 18px 0 6px;
  border-collapse: collapse;
  border: 1px solid var(--faq-line);
  background: var(--ink-800);
  font-size: 13px;
}

.page-faq .faq-table th,
.page-faq .faq-table td {
  padding: 10px 12px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--faq-line);
  line-height: 1.6;
}

.page-faq .faq-table th {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: .08em;
  color: var(--lime);
  background: var(--ink-900);
  white-space: nowrap;
}

.page-faq .faq-table td {
  color: var(--mist);
}

.page-faq .faq-table tbody tr:last-child td {
  border-bottom: 0;
}

.page-faq .faq-table tbody td:first-child {
  font-family: var(--font-mono);
  color: var(--paper);
  white-space: nowrap;
}

/* 门票章节配图 */
.page-faq .faq-media {
  margin: clamp(20px, 3vw, 32px) 0 0;
  border: 1px solid var(--faq-line);
  background: var(--ink-800);
  position: relative;
}

.page-faq .faq-media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 9 / 6.5;
  object-fit: cover;
  max-height: 320px;
  opacity: .9;
}

.page-faq .faq-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(160deg, rgba(255, 138, 61, .10), transparent 58%);
  pointer-events: none;
}

/* ---------- 底部求助 ---------- */
.page-faq .faq-more {
  border-top: 1px solid var(--faq-line);
  background: var(--ink-900);
  padding: clamp(32px, 5vw, 68px) 0 clamp(36px, 6vw, 76px);
}

.page-faq .faq-more-inner {
  display: grid;
  gap: clamp(24px, 4vw, 48px);
}

.page-faq .faq-more-copy .eyebrow {
  margin: 0 0 14px;
}

.page-faq .faq-more-copy h2 {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(26px, 4.2vw, 44px);
  line-height: 1.1;
  letter-spacing: -0.02em;
  max-width: 18ch;
}

.page-faq .faq-more-copy p {
  margin: 0 0 22px;
  max-width: 52ch;
  color: var(--mist);
  font-size: 15px;
  line-height: 1.75;
}

.page-faq .faq-more-meta {
  display: grid;
  gap: 1px;
  margin: 0;
  background: var(--faq-line);
  border: 1px solid var(--faq-line);
}

.page-faq .faq-more-item {
  background: var(--ink-950);
  padding: 14px 16px;
}

.page-faq .faq-more-item dt {
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--lime);
  margin-bottom: 6px;
}

.page-faq .faq-more-item dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.6;
  color: var(--paper);
  word-break: break-word;
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-faq .faq-more-meta {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero-inner {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, .98fr);
  }
}

@media (min-width: 960px) {
  .page-faq .faq-layout {
    grid-template-columns: 218px minmax(0, 1fr);
    gap: clamp(32px, 4vw, 56px);
  }

  .page-faq .faq-index {
    padding: 18px 0;
    background: transparent;
    border: 0;
    border-top: 1px solid var(--lime);
    align-self: start;
  }

  .page-faq .faq-index-title {
    display: block;
  }

  .page-faq .faq-index ol {
    flex-direction: column;
    gap: 0;
    overflow: visible;
  }

  .page-faq .faq-index li + li {
    border-top: 1px solid var(--faq-line);
  }

  .page-faq .faq-index a {
    padding: 12px 6px;
    white-space: normal;
    border: 0;
    font-size: 14px;
  }

  .page-faq .faq-index-note {
    display: block;
  }

  .page-faq .faq-item > summary {
    padding: 22px 20px 22px 20px;
    grid-template-columns: 2.6em minmax(0, 1fr) 16px;
  }

  .page-faq .faq-answer {
    padding: 0 20px 26px 20px;
  }

  .page-faq .faq-more-inner {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    align-items: start;
  }
}

@media (min-width: 1180px) {
  .page-faq .faq-more-meta {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-item[open] .faq-answer {
    animation: none;
  }

  .page-faq .faq-plus::after,
  .page-faq .faq-item,
  .page-faq .faq-tool,
  .page-faq .faq-index a {
    transition: opacity var(--faq-dur) linear;
  }
}