.page-faq {
  --faq-gap: clamp(18px, 3vw, 34px);
  --faq-inner-gap: clamp(12px, 2vw, 20px);
  padding-bottom: clamp(48px, 8vw, 96px);
}

.page-faq .faq-crumbs {
  padding-top: clamp(18px, 3vw, 30px);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--faq-gap);
  align-items: center;
  padding: clamp(26px, 4.5vw, 56px) 0 clamp(24px, 4vw, 46px);
  position: relative;
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: -10% -8% 30% 42%;
  background: var(--grad-veil);
  filter: blur(46px);
  opacity: .55;
  border-radius: 50%;
  z-index: 0;
  pointer-events: none;
}

.page-faq .faq-hero-copy,
.page-faq .faq-hero-visual {
  position: relative;
  z-index: 1;
}

.page-faq .faq-hero h1 {
  margin: 10px 0 16px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.85rem, 5.4vw, 3.1rem);
  line-height: 1.14;
  letter-spacing: -.01em;
  color: var(--c-mist);
}

.page-faq .faq-lede {
  margin: 0;
  max-width: 56ch;
  font-size: clamp(.96rem, 2.1vw, 1.06rem);
  line-height: 1.85;
  color: var(--c-muted);
}

.page-faq .faq-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-faq .faq-hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  margin: 26px 0 0;
  padding: 18px 0 0;
  list-style: none;
  border-top: 1px solid var(--line-soft);
}

.page-faq .faq-hero-meta li {
  font-size: .88rem;
  color: var(--c-muted);
}

.page-faq .faq-hero-meta .numeric {
  font-family: var(--font-num);
  font-size: 1.28rem;
  color: var(--c-orange);
  margin-right: 4px;
}

/* 倒计时环视觉 */
.page-faq .faq-hero-visual {
  display: grid;
  place-items: center;
  gap: 16px;
  padding: clamp(10px, 2vw, 24px) 0;
}

.page-faq .faq-dial {
  position: relative;
  width: min(272px, 66vw);
  aspect-ratio: 1;
  border-radius: 50%;
  background: conic-gradient(from 200deg,
      var(--c-orange) 0deg 98deg,
      rgba(138, 147, 184, .16) 98deg 360deg);
  display: grid;
  place-items: center;
  box-shadow: var(--shadow-2);
}

.page-faq .faq-dial::after {
  content: "";
  position: absolute;
  inset: 13px;
  border-radius: 50%;
  background:
    radial-gradient(circle at 34% 26%, rgba(108, 59, 255, .34), transparent 62%),
    var(--c-panel);
  border: 1px solid var(--line);
}

.page-faq .faq-dial-core {
  position: relative;
  z-index: 1;
  display: grid;
  justify-items: center;
  gap: 2px;
  text-align: center;
}

.page-faq .faq-dial-num {
  font-family: var(--font-num);
  font-size: clamp(3rem, 9vw, 4.2rem);
  font-weight: 700;
  line-height: 1;
  color: var(--c-cyan);
}

.page-faq .faq-dial-unit {
  font-size: .82rem;
  letter-spacing: .34em;
  color: var(--c-muted);
  margin-left: .34em;
}

.page-faq .faq-dial-cap {
  margin-top: 10px;
  font-size: .76rem;
  letter-spacing: .18em;
  color: var(--c-blue);
}

.page-faq .faq-visual-tag {
  font-size: .76rem;
  letter-spacing: .16em;
  color: var(--c-muted);
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  padding: 6px 14px;
}

/* ---------- 教程索引带 ---------- */
.page-faq .faq-index-section {
  padding-top: clamp(20px, 3vw, 34px);
}

.page-faq .faq-index {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--faq-inner-gap);
}

.page-faq .faq-index-item a {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-rows: auto auto;
  column-gap: 16px;
  row-gap: 6px;
  padding: 18px 20px;
  border: 1px solid var(--line-soft);
  border-radius: var(--r-md);
  background: linear-gradient(150deg, rgba(108, 59, 255, .12), rgba(21, 16, 46, .72));
  text-decoration: none;
  transition: transform .22s var(--ease), border-color .22s var(--ease), box-shadow .22s var(--ease);
}

.page-faq .faq-index-item a:hover,
.page-faq .faq-index-item a:focus-visible {
  transform: translateY(-4px);
  border-color: var(--line-strong);
  box-shadow: var(--shadow-1);
  outline: none;
}

.page-faq .faq-index-item a:focus-visible {
  box-shadow: 0 0 0 3px rgba(47, 184, 255, .45);
}

.page-faq .faq-index-no {
  grid-row: 1 / span 2;
  align-self: start;
  font-family: var(--font-num);
  font-size: 1.5rem;
  color: var(--c-violet);
  line-height: 1.1;
  padding-top: 2px;
}

.page-faq .faq-index-item a:hover .faq-index-no,
.page-faq .faq-index-item a:focus-visible .faq-index-no {
  color: var(--c-orange);
}

.page-faq .faq-index-label {
  font-weight: 600;
  font-size: 1.04rem;
  color: var(--c-mist);
}

.page-faq .faq-index-note {
  font-size: .88rem;
  line-height: 1.7;
  color: var(--c-muted);
}

/* ---------- 场景通用 ---------- */
.page-faq .faq-scene {
  padding-top: clamp(34px, 6vw, 66px);
}

.page-faq .faq-scene--alt {
  margin-top: clamp(34px, 6vw, 64px);
  padding: clamp(28px, 4.5vw, 52px) clamp(18px, 3vw, 34px);
  border-radius: var(--r-lg);
  background: linear-gradient(165deg, rgba(76, 43, 217, .16), rgba(11, 16, 32, .4) 60%, rgba(53, 240, 208, .05));
  border: 1px solid var(--line-soft);
}

.page-faq .faq-scene-body {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--faq-gap);
  align-items: start;
}

.page-faq .faq-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--faq-inner-gap);
  position: relative;
}

.page-faq .faq-step {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 16px;
  padding: 18px 20px;
  border: 1px solid var(--line-soft);
  border-radius: var(--r-md);
  background: rgba(21, 16, 46, .58);
  transition: border-color .22s var(--ease), transform .22s var(--ease);
}

.page-faq .faq-step:hover {
  border-color: var(--line-strong);
  transform: translateX(4px);
}

.page-faq .faq-step-no {
  font-family: var(--font-num);
  font-size: 1rem;
  line-height: 1;
  padding: 8px 10px;
  border-radius: var(--r-xs);
  background: rgba(47, 184, 255, .12);
  color: var(--c-blue);
}

.page-faq .faq-step h3 {
  margin: 0 0 8px;
  font-size: 1rem;
  font-weight: 600;
  color: var(--c-mist);
}

.page-faq .faq-step p {
  margin: 0;
  font-size: .9rem;
  line-height: 1.8;
  color: var(--c-muted);
}

.page-faq .faq-step p a {
  color: var(--c-blue);
  text-decoration: none;
  border-bottom: 1px solid rgba(47, 184, 255, .4);
}

.page-faq .faq-step p a:hover,
.page-faq .faq-step p a:focus-visible {
  color: var(--c-cyan);
  border-bottom-color: var(--c-cyan);
}

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

.page-faq .faq-figure--tight {
  margin: 0;
}

/* ---------- 刷新场景面板 ---------- */
.page-faq .faq-panel-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--faq-inner-gap);
}

.page-faq .faq-panel {
  display: grid;
  gap: 10px;
  align-content: start;
  padding: 22px 22px 24px;
  border-radius: var(--r-md);
}

.page-faq .faq-panel h3 {
  margin: 0;
  font-size: 1.06rem;
  font-weight: 600;
  color: var(--c-mist);
}

.page-faq .faq-panel p {
  margin: 0;
  font-size: .9rem;
  line-height: 1.8;
  color: var(--c-muted);
}

/* ---------- 侧栏提示 ---------- */
.page-faq .faq-aside {
  padding: 22px 22px 24px;
  border-radius: var(--r-md);
  border: 1px dashed var(--line-strong);
  background: rgba(53, 240, 208, .05);
}

.page-faq .faq-aside-title {
  margin: 0 0 14px;
  font-size: .82rem;
  letter-spacing: .14em;
  color: var(--c-cyan);
}

.page-faq .faq-aside-list {
  margin: 0;
  padding-left: 18px;
  display: grid;
  gap: 12px;
}

.page-faq .faq-aside-list li {
  font-size: .9rem;
  line-height: 1.8;
  color: var(--c-muted);
}

/* ---------- 平板端反馈 ---------- */
.page-faq .faq-feedback {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--faq-gap);
  align-items: start;
}

.page-faq .faq-feedback-copy p {
  margin: 0 0 16px;
  font-size: .94rem;
  line-height: 1.85;
  color: var(--c-muted);
}

.page-faq .faq-path {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
  padding: 14px 16px;
  border-radius: var(--r-sm);
  border: 1px solid var(--line);
  background: rgba(11, 16, 32, .6);
}

.page-faq .faq-path-node {
  font-family: var(--font-num);
  font-size: .88rem;
  padding: 6px 14px;
  border-radius: var(--r-pill);
  background: rgba(108, 59, 255, .2);
  color: var(--c-mist);
}

.page-faq .faq-path-node--end {
  background: rgba(255, 138, 61, .18);
  color: var(--c-orange);
}

.page-faq .faq-path-arrow {
  color: var(--c-muted);
  font-size: .9rem;
}

.page-faq .faq-mail {
  padding: 14px 16px;
  border-left: 3px solid var(--c-green);
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
  background: rgba(61, 220, 151, .06);
}

.page-faq .faq-mail-addr {
  font-family: var(--font-num);
  color: var(--c-cyan);
  word-break: break-all;
}

/* ---------- 问答 ---------- */
.page-faq .faq-qa-section {
  padding-top: clamp(34px, 6vw, 66px);
}

.page-faq .faq-qa-list {
  display: grid;
  gap: 12px;
}

.page-faq .qa {
  border: 1px solid var(--line-soft);
  border-radius: var(--r-sm);
  background: rgba(21, 16, 46, .55);
  transition: border-color .22s var(--ease);
}

.page-faq .qa[open] {
  border-color: rgba(108, 59, 255, .55);
}

.page-faq .qa summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 16px 18px;
  cursor: pointer;
  font-size: .98rem;
  font-weight: 600;
  color: var(--c-mist);
  list-style: none;
}

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

.page-faq .qa summary:hover {
  color: var(--c-cyan);
}

.page-faq .qa summary:focus-visible {
  outline: 2px solid var(--c-blue);
  outline-offset: -2px;
}

.page-faq .qa summary::after {
  content: "+";
  flex: 0 0 auto;
  font-family: var(--font-num);
  font-size: 1.25rem;
  line-height: 1;
  color: var(--c-blue);
}

.page-faq .qa[open] summary::after {
  content: "−";
  color: var(--c-orange);
}

.page-faq .qa-body {
  padding: 0 18px 18px;
}

.page-faq .qa-body p {
  margin: 0;
  font-size: .9rem;
  line-height: 1.85;
  color: var(--c-muted);
}

.page-faq .qa-body a {
  color: var(--c-blue);
  text-decoration: none;
  border-bottom: 1px solid rgba(47, 184, 255, .4);
}

.page-faq .qa-body a:hover,
.page-faq .qa-body a:focus-visible {
  color: var(--c-cyan);
  border-bottom-color: var(--c-cyan);
}

/* ---------- 结尾 ---------- */
.page-faq .faq-cta {
  padding-top: clamp(38px, 6vw, 70px);
}

.page-faq .faq-cta-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--faq-inner-gap);
  align-items: center;
  padding: clamp(24px, 4vw, 42px);
  border-radius: var(--r-lg);
  border: 1px solid var(--line-soft);
  background:
    radial-gradient(circle at 88% 12%, rgba(53, 240, 208, .14), transparent 52%),
    var(--grad-key);
}

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

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-faq .faq-index {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .page-faq .faq-cta-actions {
    justify-content: flex-start;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
    gap: clamp(24px, 4vw, 52px);
  }

  .page-faq .faq-scene-body {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, .75fr);
    gap: clamp(22px, 3.4vw, 40px);
  }

  .page-faq .faq-feedback {
    grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr);
    gap: clamp(22px, 3.4vw, 42px);
  }

  .page-faq .faq-cta-inner {
    grid-template-columns: minmax(0, 1.4fr) auto;
    gap: clamp(20px, 3vw, 40px);
  }

  .page-faq .faq-cta-actions {
    justify-content: flex-end;
  }
}

@media (min-width: 1080px) {
  .page-faq .faq-index {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }

  .page-faq .faq-panel-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-faq .faq-panel-grid .faq-panel:nth-child(2) {
    transform: translateY(-14px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-index-item a,
  .page-faq .faq-step,
  .page-faq .qa {
    transition: none;
  }

  .page-faq .faq-index-item a:hover,
  .page-faq .faq-step:hover {
    transform: none;
  }

  .page-faq .faq-panel-grid .faq-panel:nth-child(2) {
    transform: none;
  }
}