.page-faq {
  --faq-rail: 236px;
  --faq-card: #FBF8F1;
  --faq-shadow: 0 8px 26px rgba(11, 36, 28, 0.08);
  background-color: var(--paper);
  color: var(--ink);
  display: block;
}

/* ---------- 框景首屏 ---------- */
.page-faq .faq-head {
  position: relative;
  overflow: hidden;
  padding: var(--sp-6) 0 var(--sp-7);
  background:
    radial-gradient(110% 130% at 86% -20%, rgba(27, 107, 82, 0.62) 0%, rgba(27, 107, 82, 0) 62%),
    linear-gradient(180deg, var(--night-deep) 0%, var(--night) 100%);
  color: var(--paper);
}

.page-faq .faq-head::before {
  content: "";
  position: absolute;
  inset: 16px;
  border: 1px solid var(--line-night);
  border-radius: var(--radius-lg);
  pointer-events: none;
}

.page-faq .faq-head::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 6px;
  background-image: repeating-linear-gradient(90deg, rgba(201, 162, 39, 0.85) 0 1px, transparent 1px 24px);
}

.page-faq .faq-head .breadcrumbs {
  position: relative;
  z-index: 1;
  margin-bottom: var(--sp-5);
}

.page-faq .faq-head .breadcrumbs__list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: 0.1em;
  color: rgba(244, 240, 230, 0.6);
}

.page-faq .faq-head .breadcrumbs__list li::after {
  content: "/";
  margin-left: var(--sp-2);
  opacity: 0.45;
}

.page-faq .faq-head .breadcrumbs__list li:last-child::after {
  content: none;
}

.page-faq .faq-head .breadcrumbs a {
  color: rgba(244, 240, 230, 0.6);
  text-decoration: none;
  transition: color var(--t-fast) var(--ease);
}

.page-faq .faq-head .breadcrumbs a:hover {
  color: var(--gold-bright);
}

.page-faq .faq-hero {
  position: relative;
  z-index: 1;
  max-width: 68ch;
}

.page-faq .faq-hero__eyebrow {
  margin: 0 0 var(--sp-3);
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: 0.18em;
  color: var(--gold);
}

.page-faq .faq-hero__title {
  margin: 0 0 var(--sp-4);
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(2rem, 5.4vw, 3.4rem);
  line-height: 1.16;
  letter-spacing: 0.01em;
  color: var(--paper);
}

.page-faq .faq-hero__lead {
  margin: 0 0 var(--sp-5);
  max-width: 62ch;
  font-size: var(--step-3);
  line-height: 1.8;
  color: rgba(244, 240, 230, 0.78);
}

.page-faq .faq-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
}

.page-faq .faq-hero__meta .badge {
  padding: 6px 14px;
  border: 1px solid rgba(201, 162, 39, 0.42);
  border-radius: 999px;
  background: rgba(201, 162, 39, 0.14);
  color: var(--gold-bright);
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: 0.06em;
}

/* ---------- 主壳与索引栏 ---------- */
.page-faq .faq-shell {
  display: grid;
  gap: var(--sp-5);
  padding: var(--sp-7) 0 var(--sp-8);
}

.page-faq .faq-rail__label {
  margin: 0 0 var(--sp-3);
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: 0.16em;
  color: var(--sage);
}

.page-faq .faq-rail__list {
  display: flex;
  gap: var(--sp-2);
  margin: 0;
  padding: 0 0 var(--sp-2);
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

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

.page-faq .faq-rail__link {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  white-space: nowrap;
  padding: 8px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.62);
  color: var(--ink);
  text-decoration: none;
  font-size: var(--step-2);
  transition: border-color var(--t-fast) var(--ease), color var(--t-fast) var(--ease),
    background-color var(--t-fast) var(--ease);
}

.page-faq .faq-rail__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--gold);
}

.page-faq .faq-rail__link:hover {
  border-color: var(--gold);
  color: var(--felt-deep);
}

.page-faq .faq-rail__link:focus-visible {
  outline: 2px solid var(--gold-bright);
  outline-offset: 2px;
}

/* ---------- 分组 ---------- */
.page-faq .faq-group {
  scroll-margin-top: 100px;
}

.page-faq .faq-group + .faq-group {
  margin-top: var(--sp-7);
  padding-top: var(--sp-6);
  border-top: 1px dashed var(--line);
}

.page-faq .section-head {
  margin-bottom: var(--sp-4);
}

.page-faq .section-head__index {
  margin: 0 0 var(--sp-2);
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: 0.18em;
  color: var(--gold);
}

.page-faq .section-head__title {
  margin: 0 0 var(--sp-2);
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.4rem, 3.2vw, 2rem);
  line-height: 1.26;
  color: var(--ink);
}

.page-faq .section-head__note {
  margin: 0;
  max-width: 60ch;
  font-size: var(--step-2);
  line-height: 1.75;
  color: var(--sage);
}

/* ---------- 问答手风琴 ---------- */
.page-faq .faq-list {
  display: grid;
  gap: var(--sp-2);
}

.page-faq .qa {
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--faq-card);
  transition: border-color var(--t-fast) var(--ease), box-shadow var(--t-fast) var(--ease),
    transform var(--t-fast) var(--ease);
}

.page-faq .qa:hover {
  transform: translateY(-3px);
  border-color: rgba(201, 162, 39, 0.45);
  box-shadow: var(--faq-shadow);
}

.page-faq .qa[open] {
  border-color: rgba(201, 162, 39, 0.55);
  box-shadow: var(--faq-shadow);
}

.page-faq .qa[open]::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  bottom: 10px;
  width: 3px;
  border-radius: 3px 0 0 3px;
  background: linear-gradient(180deg, var(--gold-bright) 0%, var(--gold) 100%);
}

.page-faq .qa__q {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-3);
  padding: var(--sp-4);
  cursor: pointer;
  list-style: none;
}

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

.page-faq .qa__q::marker {
  content: "";
}

.page-faq .qa__q:focus-visible {
  outline: 2px solid var(--gold-bright);
  outline-offset: -2px;
  border-radius: var(--radius);
}

.page-faq .qa__mark {
  position: relative;
  flex: 0 0 auto;
  width: 18px;
  height: 18px;
  margin-top: 4px;
  border: 1px solid var(--sage);
  border-radius: 4px;
  transition: border-color var(--t-fast) var(--ease), background-color var(--t-fast) var(--ease);
}

.page-faq .qa__mark::before,
.page-faq .qa__mark::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  background: var(--sage);
  transform: translate(-50%, -50%);
  transition: opacity var(--t-fast) var(--ease), transform var(--t-fast) var(--ease),
    background-color var(--t-fast) var(--ease);
}

.page-faq .qa__mark::before {
  width: 10px;
  height: 1.5px;
}

.page-faq .qa__mark::after {
  width: 1.5px;
  height: 10px;
}

.page-faq .qa[open] .qa__mark {
  border-color: var(--gold);
  background: rgba(201, 162, 39, 0.14);
}

.page-faq .qa[open] .qa__mark::before,
.page-faq .qa[open] .qa__mark::after {
  background: var(--gold);
}

.page-faq .qa[open] .qa__mark::after {
  opacity: 0;
  transform: translate(-50%, -50%) scaleY(0);
}

.page-faq .qa__heading {
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--step-3);
  font-weight: 600;
  line-height: 1.6;
  color: var(--ink);
}

.page-faq .qa__a {
  padding: 0 var(--sp-4) var(--sp-4) 54px;
  font-size: var(--step-2);
  line-height: 1.8;
  color: rgba(23, 19, 16, 0.8);
}

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

/* ---------- 图注 ---------- */
.page-faq .faq-figure {
  margin: var(--sp-5) 0 0;
}

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

/* ---------- 好友局深色卡 ---------- */
.page-faq .faq-group--hosting {
  position: relative;
  overflow: hidden;
  margin-top: var(--sp-7);
  padding: var(--sp-5) var(--sp-4);
  border: 1px solid rgba(201, 162, 39, 0.3);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(90% 120% at 100% 0%, rgba(27, 107, 82, 0.55) 0%, rgba(27, 107, 82, 0) 58%),
    linear-gradient(160deg, var(--night) 0%, var(--night-deep) 100%);
  color: var(--paper);
}

.page-faq .faq-group--hosting .section-head__title {
  color: var(--paper);
}

.page-faq .faq-group--hosting .section-head__note {
  color: rgba(244, 240, 230, 0.7);
}

.page-faq .hosting-top {
  display: grid;
  gap: var(--sp-5);
}

.page-faq .hosting-intro {
  margin: 0 0 var(--sp-4);
  max-width: 56ch;
  font-size: var(--step-2);
  line-height: 1.8;
  color: rgba(244, 240, 230, 0.8);
}

.page-faq .hosting-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: var(--sp-3);
}

.page-faq .hosting-stat {
  padding: var(--sp-3);
  border: 1px solid rgba(201, 162, 39, 0.3);
  border-radius: var(--radius);
  background: rgba(7, 26, 20, 0.5);
}

.page-faq .hosting-stat__num {
  display: block;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: var(--step-5);
  line-height: 1.1;
  color: var(--gold-bright);
  font-variant-numeric: tabular-nums;
}

.page-faq .hosting-stat__label {
  display: block;
  margin-top: 4px;
  font-size: var(--step-1);
  letter-spacing: 0.08em;
  color: rgba(244, 240, 230, 0.6);
}

.page-faq .hosting-figure {
  margin: 0;
  max-width: 340px;
}

.page-faq .hosting-figure .media-frame__caption {
  color: rgba(244, 240, 230, 0.6);
}

/* ---------- 四步流程 ---------- */
.page-faq .flow-wrap {
  margin-top: var(--sp-6);
  padding-bottom: var(--sp-2);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-faq .hosting-flow {
  display: block;
  min-width: 560px;
}

/* ---------- 分步指引 ---------- */
.page-faq .steps {
  display: grid;
  gap: var(--sp-3);
  margin: var(--sp-5) 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .steps__item {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: var(--sp-3);
  padding: var(--sp-4);
  border: 1px solid rgba(244, 240, 230, 0.16);
  border-radius: var(--radius);
  background: var(--glass);
  backdrop-filter: blur(6px);
  transition: border-color var(--t-fast) var(--ease), background-color var(--t-fast) var(--ease);
}

.page-faq .steps__item:hover {
  border-color: rgba(235, 203, 116, 0.6);
  background: var(--glass-strong);
}

.page-faq .steps__num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: var(--step-4);
  line-height: 1.2;
  color: var(--gold-bright);
  font-variant-numeric: tabular-nums;
}

.page-faq .steps__title {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: var(--step-4);
  line-height: 1.35;
  color: var(--paper);
}

.page-faq .steps__text {
  margin: 0;
  font-size: var(--step-2);
  line-height: 1.8;
  color: rgba(244, 240, 230, 0.76);
}

/* ---------- 组局提醒 ---------- */
.page-faq .hosting-notes {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--sp-3);
  margin-top: var(--sp-5);
}

.page-faq .hosting-note {
  padding: var(--sp-3) var(--sp-4);
  border-left: 2px solid var(--gold);
  border-radius: 0 var(--radius) var(--radius) 0;
  background: rgba(244, 240, 230, 0.06);
}

.page-faq .hosting-note__title {
  margin: 0 0 6px;
  font-size: var(--step-3);
  font-weight: 600;
  color: var(--paper);
}

.page-faq .hosting-note__text {
  margin: 0;
  font-size: var(--step-2);
  line-height: 1.75;
  color: rgba(244, 240, 230, 0.72);
}

/* ---------- 客服区 ---------- */
.page-faq .support-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--sp-3);
}

.page-faq .support-card {
  padding: var(--sp-4);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--faq-card);
}

.page-faq .support-card__title {
  margin: 0 0 var(--sp-3);
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: 0.14em;
  color: var(--gold);
}

.page-faq .support-list {
  margin: 0;
  padding-left: 1.1em;
  font-size: var(--step-2);
  line-height: 1.85;
  color: rgba(23, 19, 16, 0.8);
}

.page-faq .support-text {
  margin: 0;
  font-size: var(--step-2);
  line-height: 1.85;
  color: rgba(23, 19, 16, 0.8);
}

.page-faq .support-link {
  color: var(--felt-deep);
  text-decoration: none;
  border-bottom: 1px solid var(--gold);
  transition: color var(--t-fast) var(--ease);
}

.page-faq .support-link:hover {
  color: var(--gold);
}

.page-faq .support-cta {
  margin: var(--sp-4) 0 0;
  font-size: var(--step-2);
  line-height: 1.8;
  color: var(--sage);
}

.page-faq .support-mail {
  color: var(--felt-deep);
  font-family: var(--font-mono);
  text-decoration: none;
  border-bottom: 1px solid var(--gold);
}

.page-faq .support-mail:hover {
  color: var(--gold);
}

/* ---------- 桌面布局 ---------- */
@media (min-width: 720px) {
  .page-faq .faq-head {
    padding: var(--sp-7) 0 var(--sp-8);
  }

  .page-faq .faq-group--hosting {
    padding: var(--sp-6) var(--sp-5);
  }

  .page-faq .steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .qa__q {
    padding: var(--sp-4) var(--sp-5);
  }

  .page-faq .qa__a {
    padding: 0 var(--sp-5) var(--sp-5) 66px;
  }
}

@media (min-width: 960px) {
  .page-faq .faq-shell {
    grid-template-columns: var(--faq-rail) minmax(0, 1fr);
    gap: var(--sp-7);
    align-items: start;
  }

  .page-faq .faq-rail {
    position: sticky;
    top: 104px;
  }

  .page-faq .faq-rail__list {
    display: block;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-faq .faq-rail__list li + li {
    margin-top: 2px;
  }

  .page-faq .faq-rail__link {
    width: 100%;
    padding: 10px 12px;
    border-color: transparent;
    border-left: 2px solid transparent;
    border-radius: 8px;
    background: transparent;
    justify-content: flex-start;
  }

  .page-faq .faq-rail__link:hover {
    background: rgba(27, 107, 82, 0.08);
    border-left-color: var(--gold);
  }

  .page-faq .hosting-top {
    grid-template-columns: minmax(0, 1fr) 300px;
    gap: var(--sp-6);
    align-items: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .qa,
  .page-faq .qa__mark,
  .page-faq .qa__mark::before,
  .page-faq .qa__mark::after,
  .page-faq .faq-rail__link,
  .page-faq .steps__item {
    transition: none;
  }

  .page-faq .qa:hover,
  .page-faq .faq-rail__link:hover {
    transform: none;
  }
}