.page-faq {
  --faq-cost: var(--nebula);
  --faq-reg: var(--cyan);
  --faq-quota: var(--amber);
  --faq-safe: var(--lilac);
  --faq-browser: var(--silver);
  --faq-line: rgba(245, 243, 238, 0.08);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: 26px 0 10px;
  isolation: isolate;
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  top: -240px;
  left: -14%;
  right: -14%;
  height: 660px;
  background:
    radial-gradient(48% 62% at 22% 62%, rgba(124, 92, 255, 0.32), rgba(124, 92, 255, 0) 70%),
    radial-gradient(46% 58% at 78% 34%, rgba(53, 224, 214, 0.16), rgba(53, 224, 214, 0) 72%);
  pointer-events: none;
  z-index: -1;
}

.page-faq .faq-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 30px;
}

.page-faq .faq-hero__title {
  margin: 12px 0 0;
  font-family: var(--font-title);
  font-weight: 900;
  font-size: clamp(2rem, 7.2vw, 4rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--warm);
  max-width: 20ch;
}

.page-faq .faq-hero__lead {
  margin: 16px 0 0;
  max-width: 46ch;
  color: var(--silver);
  font-size: 1rem;
  line-height: 1.85;
}

.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.page-faq .faq-hero__figure {
  margin: 0;
}

.page-faq .faq-hero__img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius-l);
  border: 1px solid var(--star);
  background: var(--galaxy);
  object-fit: cover;
}

@media (min-width: 920px) {
  .page-faq .faq-hero {
    padding: 40px 0 16px;
  }
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    align-items: center;
    gap: 48px;
  }
  .page-faq .faq-hero__figure {
    transform: translateY(14px);
  }
}

/* ---------- 区块间距 ---------- */
.page-faq .faq-wait,
.page-faq .faq-groups,
.page-faq .faq-ask {
  margin-top: 52px;
}

.page-faq .faq-index {
  margin-top: 36px;
}

/* ---------- 五类索引 ---------- */
.page-faq .faq-index__grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-faq .faq-index__card {
  --faq-c: var(--silver);
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-height: 142px;
  padding: 18px 16px 16px;
  border: 1px solid var(--star);
  border-top: 4px solid var(--faq-c);
  border-radius: var(--radius-m);
  background: linear-gradient(170deg, rgba(28, 36, 71, 0.92), rgba(14, 22, 51, 0.92));
  color: var(--warm);
  text-decoration: none;
  transition: transform 0.25s var(--ease), border-color 0.25s var(--ease), background 0.25s var(--ease);
}

.page-faq .faq-index__card:hover,
.page-faq .faq-index__card:focus-visible {
  transform: translateY(-4px);
  border-color: var(--faq-c);
  background: linear-gradient(170deg, rgba(40, 50, 92, 0.95), rgba(14, 22, 51, 0.95));
}

.page-faq .faq-index__card--cost { --faq-c: var(--faq-cost); }
.page-faq .faq-index__card--reg { --faq-c: var(--faq-reg); }
.page-faq .faq-index__card--quota { --faq-c: var(--faq-quota); }
.page-faq .faq-index__card--safe { --faq-c: var(--faq-safe); }
.page-faq .faq-index__card--browser { --faq-c: var(--faq-browser); }

.page-faq .faq-index__count {
  font-family: var(--font-mono);
  font-size: var(--fs-3);
  line-height: 1;
  letter-spacing: 0.02em;
  color: var(--faq-c);
}

.page-faq .faq-index__name {
  font-family: var(--font-title);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--warm);
}

.page-faq .faq-index__desc {
  margin-top: auto;
  font-size: 0.84rem;
  line-height: 1.65;
  color: var(--silver);
}

@media (min-width: 560px) {
  .page-faq .faq-index__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1000px) {
  .page-faq .faq-index__grid {
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 12px;
  }
  .page-faq .faq-index__item:nth-child(even) {
    transform: translateY(16px);
  }
}

/* ---------- 等待时间专项 ---------- */
.page-faq .faq-wait__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-faq .faq-wait__card {
  --faq-c: var(--faq-quota);
  padding: 22px 20px;
  border: 1px solid var(--star);
  border-left: 4px solid var(--faq-c);
  border-radius: var(--radius-l);
  background: linear-gradient(160deg, rgba(255, 178, 63, 0.14), rgba(14, 22, 51, 0.9) 60%);
}

.page-faq .faq-wait__card--slow {
  --faq-c: var(--cyan);
  background: linear-gradient(160deg, rgba(53, 224, 214, 0.14), rgba(14, 22, 51, 0.9) 60%);
}

.page-faq .faq-wait__time {
  margin: 14px 0 8px;
  font-family: var(--font-mono);
  font-size: var(--fs-4);
  line-height: 1;
  letter-spacing: 0.02em;
  color: var(--faq-c);
}

.page-faq .faq-wait__desc {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--silver);
}

.page-faq .faq-wait__figure {
  margin: 22px 0 0;
}

.page-faq .faq-wait__figure img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius-m);
  border: 1px solid var(--star);
  background: var(--galaxy);
  object-fit: cover;
}

/* 轨道 */
.page-faq .faq-wait__track {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 22px;
}

.page-faq .faq-wait__step {
  --faq-step: var(--nebula);
  position: relative;
  padding-left: 28px;
  min-height: 52px;
}

.page-faq .faq-wait__step:nth-child(1) { --faq-step: var(--nebula); }
.page-faq .faq-wait__step:nth-child(2) { --faq-step: var(--cyan); }
.page-faq .faq-wait__step:nth-child(3) { --faq-step: var(--amber); }
.page-faq .faq-wait__step:nth-child(4) { --faq-step: var(--warm); }

.page-faq .faq-wait__dot {
  position: absolute;
  left: 0;
  top: 4px;
  width: 12px;
  height: 12px;
  box-sizing: border-box;
  border-radius: 50%;
  border: 2px solid var(--faq-step);
  background: var(--void);
}

.page-faq .faq-wait__step::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 20px;
  bottom: -22px;
  width: 1px;
  background: linear-gradient(180deg, var(--faq-step), rgba(245, 243, 238, 0));
  opacity: 0.6;
}

.page-faq .faq-wait__step:last-child::before {
  display: none;
}

.page-faq .faq-wait__step-name {
  display: block;
  font-family: var(--font-title);
  font-weight: 700;
  font-size: 1.02rem;
  color: var(--warm);
}

.page-faq .faq-wait__step-desc {
  display: block;
  margin-top: 3px;
  font-size: 0.86rem;
  line-height: 1.7;
  color: var(--silver);
}

@media (min-width: 720px) {
  .page-faq .faq-wait__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
  }
}

@media (min-width: 840px) {
  .page-faq .faq-wait__track {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0;
    margin-top: 34px;
  }
  .page-faq .faq-wait__step {
    padding: 0 22px 0 0;
    min-height: 0;
  }
  .page-faq .faq-wait__step::before {
    left: 0;
    right: 0;
    top: 5px;
    bottom: auto;
    width: auto;
    height: 2px;
    background: linear-gradient(90deg, var(--faq-step), rgba(245, 243, 238, 0.06));
    opacity: 0.85;
  }
  .page-faq .faq-wait__step:last-child::before {
    display: block;
  }
  .page-faq .faq-wait__dot {
    position: relative;
    top: 0;
    left: 0;
    display: block;
    margin-bottom: 14px;
  }
}

/* ---------- 问答分组 ---------- */
.page-faq .faq-group + .faq-group {
  margin-top: 44px;
}

.page-faq .faq-group__head {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-bottom: 10px;
  margin-bottom: 14px;
  border-bottom: 1px solid var(--faq-line);
}

.page-faq .faq-group__badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--void);
  background: var(--silver);
}

.page-faq .faq-group--cost { --faq-c: var(--faq-cost); }
.page-faq .faq-group--reg { --faq-c: var(--faq-reg); }
.page-faq .faq-group--safe { --faq-c: var(--faq-safe); }
.page-faq .faq-group--browser { --faq-c: var(--faq-browser); }

.page-faq .faq-group--cost .faq-group__badge { background: var(--faq-cost); }
.page-faq .faq-group--reg .faq-group__badge { background: var(--faq-reg); }
.page-faq .faq-group--safe .faq-group__badge { background: var(--faq-safe); }
.page-faq .faq-group--browser .faq-group__badge { background: var(--faq-browser); }

.page-faq .faq-group__meta {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.02em;
  color: var(--silver);
}

.page-faq .faq-group__list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
}

/* ---------- 折叠问答 ---------- */
.page-faq .qa {
  --faq-c: var(--silver);
  position: relative;
  overflow: hidden;
  border: 1px solid var(--star);
  border-radius: var(--radius-m);
  background: rgba(14, 22, 51, 0.66);
  transition: border-color 0.25s var(--ease), background 0.25s var(--ease);
}

.page-faq .faq-group--cost .qa { --faq-c: var(--faq-cost); }
.page-faq .faq-group--reg .qa { --faq-c: var(--faq-reg); }
.page-faq .faq-group--safe .qa { --faq-c: var(--faq-safe); }
.page-faq .faq-group--browser .qa { --faq-c: var(--faq-browser); }

.page-faq .qa::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  bottom: 10px;
  width: 3px;
  border-radius: 0 3px 3px 0;
  background: var(--faq-c);
  opacity: 0.3;
  transition: opacity 0.25s var(--ease), top 0.25s var(--ease), bottom 0.25s var(--ease);
  pointer-events: none;
}

.page-faq .qa[open] {
  border-color: var(--faq-c);
  background: rgba(28, 36, 71, 0.6);
}

.page-faq .qa[open]::before {
  opacity: 1;
  top: 0;
  bottom: 0;
}

.page-faq .qa__sum {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 15px 18px 15px 20px;
  cursor: pointer;
  list-style: none;
}

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

.page-faq .qa__num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.02em;
  color: var(--faq-c);
  opacity: 0.9;
}

.page-faq .qa__q {
  flex: 1 1 auto;
  min-width: 0;
  font-family: var(--font-title);
  font-weight: 700;
  font-size: 1.01rem;
  line-height: 1.55;
  color: var(--warm);
}

.page-faq .qa__mark {
  flex: none;
  position: relative;
  width: 14px;
  height: 14px;
  align-self: center;
}

.page-faq .qa__mark::before,
.page-faq .qa__mark::after {
  content: "";
  position: absolute;
  background: var(--faq-c);
  border-radius: 2px;
  transition: transform 0.25s var(--ease), opacity 0.25s var(--ease);
}

.page-faq .qa__mark::before {
  left: 0;
  right: 0;
  top: 6px;
  height: 2px;
}

.page-faq .qa__mark::after {
  top: 0;
  bottom: 0;
  left: 6px;
  width: 2px;
}

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

.page-faq .qa__body {
  padding: 2px 20px 16px;
}

.page-faq .qa__body p {
  margin: 0;
  max-width: 62ch;
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--silver);
}

.page-faq .qa__links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 18px;
  margin-top: 12px;
}

.page-faq .qa__links a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 224, 214, 0.4);
  font-size: 0.88rem;
}

.page-faq .qa__links a:hover {
  border-bottom-color: var(--cyan);
}

.page-faq .qa__links .copy-btn {
  font-size: 0.78rem;
}

@media (min-width: 900px) {
  .page-faq .faq-group__list .qa:nth-child(even) {
    margin-left: 30px;
  }
}

/* ---------- 联系面板 ---------- */
.page-faq .faq-help__intro {
  margin: 0 0 20px;
  max-width: 62ch;
  font-size: 0.98rem;
  line-height: 1.85;
  color: var(--silver);
}

.page-faq .faq-help__contacts {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-faq .faq-help__item {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 14px;
  padding: 14px 16px;
  border: 1px solid var(--star);
  border-radius: var(--radius-m);
  background: rgba(7, 11, 31, 0.5);
}

.page-faq .faq-help__label {
  flex: none;
  min-width: 72px;
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  color: var(--silver);
}

.page-faq .faq-help__value {
  min-width: 0;
  font-size: 1rem;
  color: var(--warm);
  overflow-wrap: anywhere;
}

.page-faq .faq-help__item .copy-btn {
  margin-left: auto;
}

.page-faq .faq-help__note {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--silver);
}

.page-faq .faq-help__note a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 224, 214, 0.4);
}

.page-faq .faq-help__note a:hover {
  border-bottom-color: var(--cyan);
}

/* ---------- 悬浮回索引 ---------- */
.page-faq .faq-float {
  position: fixed;
  right: 16px;
  bottom: 92px;
  z-index: 40;
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid var(--star);
  background: rgba(14, 22, 51, 0.94);
  color: var(--warm);
  font-size: 0.8rem;
  letter-spacing: 0.02em;
  text-decoration: none;
  box-shadow: var(--shadow-panel);
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-faq .faq-float:hover,
.page-faq .faq-float:focus-visible {
  color: var(--cyan);
  border-color: var(--cyan);
}

@media (min-width: 720px) {
  .page-faq .faq-float {
    right: 24px;
    bottom: 104px;
    padding: 9px 16px;
    font-size: 0.84rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-index__card,
  .page-faq .qa,
  .page-faq .qa__mark::before,
  .page-faq .qa__mark::after,
  .page-faq .qa::before,
  .page-faq .faq-float {
    transition: none;
  }
  .page-faq .faq-index__card:hover,
  .page-faq .faq-index__card:focus-visible {
    transform: none;
  }
}
<<<END>>>