.page-faq {
  background: var(--abyss-950);
  color: var(--paper-100);
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  padding: calc(var(--header-h) + 20px) 0 56px;
  background:
    radial-gradient(120% 80% at 86% -12%, rgba(70, 224, 200, 0.14), transparent 60%),
    radial-gradient(90% 70% at -10% 100%, rgba(233, 180, 76, 0.09), transparent 58%),
    var(--abyss-950);
}

.page-faq .faq-hero__grid {
  display: grid;
  gap: 32px;
  margin-top: 26px;
}

.page-faq .faq-hero__copy .display {
  margin: 10px 0 18px;
}

.page-faq .faq-hero__copy .lede {
  max-width: 28em;
}

.page-faq .faq-hero__pills {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 26px;
}

.page-faq .faq-hero__media {
  margin: 0;
  border-radius: var(--r-media);
  border: 1px solid var(--line-neon);
  overflow: hidden;
  background: var(--abyss-800);
}

.page-faq .faq-hero__media .media__img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

/* ---------- 三段式入口 ---------- */
.page-faq .faq-router {
  padding-top: 24px;
  padding-bottom: 88px;
}

.page-faq .faq-router__note {
  max-width: 30em;
  color: var(--stone-300);
  font-size: 15px;
  line-height: 1.7;
}

.page-faq .faq-tabs {
  margin-top: 34px;
}

.page-faq .faq-tabs .tabs__list {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line-neon);
  scrollbar-width: none;
}

.page-faq .faq-tabs .tabs__list::-webkit-scrollbar {
  display: none;
}

.page-faq .faq-tabs .tabs__tab {
  flex: 0 0 auto;
  padding: 11px 20px;
  border: 1px solid transparent;
  border-radius: var(--r-pill);
  background: transparent;
  color: var(--stone-300);
  font-family: inherit;
  font-size: 15px;
  line-height: 1.2;
  cursor: pointer;
  transition: color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease), background-color var(--t-fast) var(--ease);
}

.page-faq .faq-tabs .tabs__tab:hover {
  color: var(--neon-200);
}

.page-faq .faq-tabs .tabs__tab:focus-visible {
  outline: 2px solid var(--neon-400);
  outline-offset: 2px;
}

.page-faq .faq-tabs .tabs__tab[aria-selected="true"] {
  color: var(--neon-200);
  border-color: var(--line-neon);
  background: var(--glass-soft);
}

.page-faq .faq-tabs .tabs__panel {
  padding: 26px 0 0;
}

.page-faq .faq-tabs .tabs__panel[hidden] {
  display: none;
}

.page-faq .faq-panel {
  max-width: 46em;
}

.page-faq .faq-panel__lead {
  margin: 0 0 6px;
  font-size: 20px;
  font-weight: 500;
  color: var(--paper-100);
}

.page-faq .faq-panel__text {
  margin: 0;
  max-width: 32em;
  color: var(--stone-300);
  font-size: 16px;
  line-height: 1.75;
}

.page-faq .faq-list {
  list-style: none;
  margin: 18px 0 24px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .faq-list li {
  position: relative;
  padding-left: 22px;
  color: var(--stone-300);
  font-size: 15px;
  line-height: 1.75;
}

.page-faq .faq-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 13px;
  width: 10px;
  height: 1px;
  background: var(--neon-400);
}

/* ---------- 文档调取（米白阅读区） ---------- */
.page-faq .faq-doc {
  background: var(--paper-100);
  color: var(--ink-900);
  border-radius: 40px 40px 0 0;
  padding-top: 72px;
  padding-bottom: 80px;
}

.page-faq .faq-doc .index-label {
  color: #0B5A50;
}

.page-faq .faq-doc__grid {
  align-items: start;
}

.page-faq .faq-doc__lede {
  color: #4B5560;
  max-width: 26em;
  margin-top: 14px;
}

.page-faq .faq-doc__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 22px;
}

.page-faq .faq-steps {
  display: grid;
  gap: 14px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-faq .faq-steps .steps__item {
  padding: 20px 22px;
  background: #FFFFFF;
  border: 1px solid rgba(16, 22, 28, 0.1);
  border-radius: 20px;
  transition: border-color var(--t-fast) var(--ease), box-shadow var(--t-fast) var(--ease);
}

.page-faq .faq-steps .steps__item:hover,
.page-faq .faq-steps .steps__item:focus-within {
  border-color: rgba(11, 90, 80, 0.45);
  box-shadow: 0 10px 26px rgba(11, 90, 80, 0.1);
}

.page-faq .faq-steps .h3 {
  margin: 0 0 8px;
  color: var(--ink-900);
}

.page-faq .faq-steps p {
  margin: 0;
  color: #4B5560;
  font-size: 15px;
  line-height: 1.75;
}

/* ---------- 对照 ---------- */
.page-faq .faq-compare {
  background: var(--abyss-800);
  border-radius: 40px 40px 0 0;
  padding-top: 72px;
  padding-bottom: 84px;
}

.page-faq .faq-compare__note {
  max-width: 32em;
  color: var(--stone-300);
  font-size: 15px;
  line-height: 1.7;
}

.page-faq .faq-compare__grid {
  margin-top: 34px;
}

.page-faq .faq-compare__col {
  height: 100%;
  padding: 26px 24px 30px;
  border-radius: var(--r-card);
}

.page-faq .faq-compare__col--old {
  border: 1px dashed rgba(180, 115, 90, 0.55);
  background: rgba(180, 115, 90, 0.1);
}

.page-faq .faq-compare__col--new {
  border: 1px solid var(--line-neon);
  background: rgba(70, 224, 200, 0.07);
  box-shadow: inset 0 0 60px rgba(70, 224, 200, 0.05);
}

.page-faq .faq-compare__col .h3 {
  margin: 16px 0 10px;
}

.page-faq .faq-compare__col > p {
  margin: 0;
  color: var(--stone-300);
  font-size: 15px;
  line-height: 1.75;
}

.page-faq .faq-list--dark {
  margin-bottom: 0;
}

.page-faq .faq-list--dark li {
  color: var(--paper-100);
}

.page-faq .faq-compare__figure {
  position: relative;
  margin: 34px 0 0;
  border-radius: var(--r-media);
  border: 1px solid var(--line-neon);
  overflow: hidden;
  background: var(--abyss-950);
}

.page-faq .faq-compare__figure .media__img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

/* ---------- 常见问题 ---------- */
.page-faq .faq-qa {
  background: var(--paper-100);
  color: var(--ink-900);
  border-radius: 40px 40px 0 0;
  padding-top: 72px;
  padding-bottom: 84px;
}

.page-faq .faq-qa .index-label {
  color: #0B5A50;
}

.page-faq .faq-qa__note {
  max-width: 28em;
  color: #4B5560;
  font-size: 15px;
  line-height: 1.7;
}

.page-faq .faq-qa__grid {
  margin-top: 32px;
  row-gap: 44px;
}

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

.page-faq .faq-qa__gtitle {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 6px;
  color: var(--ink-900);
}

.page-faq .faq-qa__gnum {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border-radius: var(--r-pill);
  background: rgba(111, 143, 99, 0.18);
  color: #3F5A38;
  font-size: 12px;
  line-height: 1;
}

.page-faq .faq-qa .disclosure {
  border-bottom: 1px solid rgba(16, 22, 28, 0.12);
}

.page-faq .faq-qa .disclosure[open] {
  border-left: 3px solid var(--clay-500);
  padding-left: 14px;
  margin-left: -17px;
}

.page-faq .faq-qa .disclosure summary {
  position: relative;
  padding: 16px 34px 16px 0;
  list-style: none;
  cursor: pointer;
  font-size: 16px;
  font-weight: 500;
  line-height: 1.6;
  color: var(--ink-900);
}

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

.page-faq .faq-qa .disclosure summary::after {
  content: "+";
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--clay-500);
}

.page-faq .faq-qa .disclosure[open] summary::after {
  content: "–";
}

.page-faq .faq-qa .disclosure summary:focus-visible {
  outline: 2px solid #0B5A50;
  outline-offset: 3px;
}

.page-faq .faq-qa .disclosure__body {
  padding: 0 34px 16px 0;
}

.page-faq .faq-qa .disclosure__body p {
  margin: 0;
  color: #4B5560;
  font-size: 15px;
  line-height: 1.8;
}

/* ---------- 人工支持 ---------- */
.page-faq .faq-human {
  background: var(--abyss-950);
  border-radius: 40px 40px 0 0;
  padding-top: 72px;
  padding-bottom: 80px;
  background-image:
    radial-gradient(80% 70% at 90% 0%, rgba(233, 180, 76, 0.1), transparent 58%),
    radial-gradient(70% 60% at 0% 100%, rgba(70, 224, 200, 0.08), transparent 60%);
}

.page-faq .faq-human__lede {
  max-width: 26em;
  margin-top: 14px;
  color: var(--stone-300);
  font-size: 16px;
  line-height: 1.75;
}

.page-faq .faq-contact {
  display: grid;
  gap: 14px;
}

.page-faq .faq-contact__row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  padding: 16px 20px;
  border: 1px solid var(--line-neon);
  border-radius: var(--r-card);
  background: var(--glass-soft);
}

.page-faq .faq-contact__label {
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--neon-200);
}

.page-faq .faq-contact__value {
  flex: 1 1 12em;
  min-width: 0;
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--paper-100);
  word-break: break-all;
}

.page-faq .faq-contact__copy[data-copied] {
  border-color: var(--gold-400);
  color: var(--gold-400);
}

.page-faq .faq-contact__note {
  margin: 4px 0 0;
  color: var(--stone-300);
  font-size: 15px;
  line-height: 1.75;
}

.page-faq .faq-human__pills {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 8px;
}

/* ---------- 文档更新 ---------- */
.page-faq .faq-sync {
  background: var(--paper-100);
  color: var(--ink-900);
  border-radius: 40px 40px 0 0;
  padding-top: 72px;
  padding-bottom: 88px;
}

.page-faq .faq-sync .index-label {
  color: #0B5A50;
}

.page-faq .faq-sync__body p {
  margin: 0 0 16px;
  max-width: 34em;
  color: #3C4650;
  font-size: 16px;
  line-height: 1.8;
}

.page-faq .faq-sync__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 28px;
  margin: 30px 0 32px;
  padding-top: 24px;
  border-top: 1px solid rgba(16, 22, 28, 0.12);
}

.page-faq .faq-sync__facts .stat {
  display: grid;
  gap: 6px;
  min-width: 120px;
}

.page-faq .faq-sync__facts .stat__value {
  font-size: 30px;
  line-height: 1;
  color: #0B5A50;
}

.page-faq .faq-sync__facts .stat__label {
  font-size: 13px;
  line-height: 1.5;
  color: #5A646E;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-faq .faq-sync__facts {
    gap: 44px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero {
    padding-top: calc(var(--header-h) + 34px);
    padding-bottom: 72px;
  }

  .page-faq .faq-hero__grid {
    grid-template-columns: 5fr 7fr;
    align-items: end;
    gap: 52px;
    margin-top: 34px;
  }

  .page-faq .faq-hero__media .media__img {
    aspect-ratio: 16 / 7;
  }

  .page-faq .faq-tabs .tabs__panel {
    padding-top: 32px;
  }

  .page-faq .faq-doc {
    padding-top: 88px;
    padding-bottom: 96px;
  }

  .page-faq .faq-compare,
  .page-faq .faq-qa,
  .page-faq .faq-human,
  .page-faq .faq-sync {
    padding-top: 88px;
  }

  .page-faq .faq-qa__grid {
    column-gap: 48px;
    row-gap: 52px;
  }

  .page-faq .faq-compare__grid {
    column-gap: 32px;
  }
}

@media (min-width: 1200px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: 5fr 7fr;
    gap: 64px;
  }

  .page-faq .faq-steps .steps__item {
    padding: 24px 26px;
  }
}