.page-faq {
  --faq-surface: #15151F;
  --faq-line: rgba(188, 19, 254, .2);
  --faq-line-blue: rgba(0, 229, 255, .28);
  --faq-line-pink: rgba(255, 42, 109, .3);
  --faq-line-gold: rgba(255, 215, 0, .32);
  --faq-glow: rgba(188, 19, 254, .16);
  color: var(--text-main);
  background: var(--bg-deep);
  overflow-x: hidden;
}

/* 面包屑 */
.page-faq .breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  padding-top: 32px;
  font-size: 14px;
  color: var(--text-dim);
}

.page-faq .breadcrumb a {
  color: var(--text-dim);
  text-decoration: none;
  padding: 6px 12px;
  border: 1px solid transparent;
  border-radius: 999px;
  transition: color .2s ease, border-color .2s ease;
}

.page-faq .breadcrumb a:hover {
  color: var(--text-bright);
  border-color: var(--faq-line);
}

/* Hero 首屏 */
.page-faq .faq-hero {
  padding: 64px 0 48px;
  border-bottom: 1px solid rgba(255, 255, 255, .06);
}

.page-faq .faq-hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px 48px;
  align-items: center;
}

.page-faq .faq-kicker {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--neon-blue);
  margin-bottom: 14px;
  text-shadow: 0 0 16px rgba(0, 229, 255, .45);
}

.page-faq .faq-hero h1 {
  font-family: var(--font-headline);
  font-size: clamp(32px, 6vw, 54px);
  line-height: 1.08;
  margin-bottom: 18px;
}

.page-faq .faq-lede {
  font-size: 16px;
  color: var(--text-dim);
  line-height: 1.8;
  max-width: 640px;
  margin-bottom: 28px;
}

/* 搜索框 */
.page-faq .faq-search-shell {
  display: flex;
  align-items: center;
  background: var(--bg-card);
  border: 1px solid rgba(188, 19, 254, .42);
  border-radius: 999px;
  padding: 6px 8px 6px 18px;
  max-width: 560px;
  position: relative;
  transition: box-shadow .25s ease, border-color .25s ease;
}

.page-faq .faq-search-shell:focus-within {
  border-color: var(--neon-purple);
  box-shadow: 0 0 0 4px rgba(188, 19, 254, .18), 0 0 28px rgba(188, 19, 254, .32);
}

.page-faq .faq-search-icon {
  color: var(--neon-purple);
  flex-shrink: 0;
}

.page-faq .faq-search-field {
  flex: 1;
  border: none;
  outline: none;
  background: transparent;
  color: var(--text-bright);
  font-family: var(--font-body);
  font-size: 15px;
  padding: 10px 12px;
  min-width: 0;
}

.page-faq .faq-search-field::placeholder {
  color: rgba(138, 138, 168, .6);
}

.page-faq .faq-search-hint {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-dim);
  padding: 6px 14px;
  border: 1px solid rgba(255, 255, 255, .1);
  border-radius: 999px;
  white-space: nowrap;
}

.page-faq .faq-search-note {
  margin-top: 14px;
  font-size: 13px;
  color: var(--text-dim);
}

.page-faq .faq-search-note a {
  color: var(--neon-blue);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 229, 255, .4);
}

/* 话题标签 */
.page-faq .faq-topic-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.page-faq .faq-chip {
  font-size: 13px;
  padding: 8px 16px;
  border-radius: 999px;
  color: var(--text-dim);
  background: var(--bg-card);
  border: 1px solid rgba(255, 255, 255, .08);
  transition: color .2s ease, border-color .2s ease, background .2s ease;
}

.page-faq .faq-chip:hover {
  color: var(--text-bright);
  border-color: rgba(188, 19, 254, .42);
}

.page-faq .faq-chip.is-active {
  color: #fff;
  border-color: transparent;
  background: var(--gradient-main);
  box-shadow: var(--shadow-purple);
}

/* Hero 视觉 */
.page-faq .faq-hero-visual {
  position: relative;
  max-width: 480px;
  margin: 0 auto;
  width: 100%;
}

.page-faq .faq-hero-img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border-radius: calc(var(--radius-lg) + 4px);
  clip-path: polygon(0 0, 100% 0, 100% 86%, 10% 100%, 0 84%);
  box-shadow: 0 20px 60px rgba(188, 19, 254, .22), 0 0 0 1px rgba(188, 19, 254, .18);
}

.page-faq .faq-hero-glow {
  position: absolute;
  top: 18%;
  right: -10%;
  width: 160px;
  height: 160px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 229, 255, .28), transparent 70%);
  filter: blur(14px);
  pointer-events: none;
}

/* 区块通用 */
.page-faq .section-kicker {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--neon-blue);
  margin-bottom: 10px;
}

.page-faq .section-head h2 {
  font-family: var(--font-headline);
  font-size: clamp(26px, 4.5vw, 38px);
  margin-bottom: 16px;
  letter-spacing: .01em;
}

.page-faq .section-desc {
  max-width: 680px;
  color: var(--text-dim);
  line-height: 1.75;
  font-size: 16px;
}

.page-faq .section-block {
  padding: 72px 0;
}

/* 快速入门 */
.page-faq .faq-quickstart {
  background: linear-gradient(180deg, rgba(18, 18, 28, .55), transparent 50%);
}

.page-faq .quickstart-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  margin-top: 40px;
}

.page-faq .quickstart-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  border: 1px solid rgba(255, 255, 255, .06);
  padding: 28px 26px;
  position: relative;
  transition: transform .25s ease, border-color .25s ease, box-shadow .25s ease;
}

.page-faq .quickstart-card:hover {
  transform: translateY(-4px);
  border-color: rgba(188, 19, 254, .45);
  box-shadow: 0 16px 40px rgba(188, 19, 254, .14);
}

.page-faq .quickstart-card::before {
  content: '';
  position: absolute;
  left: 0;
  top: 28px;
  bottom: 28px;
  width: 3px;
  border-radius: 0 3px 3px 0;
  background: var(--gradient-main);
  opacity: .7;
}

.page-faq .quick-num {
  display: inline-block;
  font-size: 14px;
  color: var(--neon-blue);
  background: rgba(0, 229, 255, .08);
  border: 1px solid rgba(0, 229, 255, .28);
  border-radius: 999px;
  padding: 4px 12px;
  margin-bottom: 16px;
}

.page-faq .quickstart-card h3 {
  font-family: var(--font-headline);
  font-size: 17px;
  margin-bottom: 10px;
  color: var(--text-bright);
}

.page-faq .quickstart-card p {
  color: var(--text-dim);
  line-height: 1.7;
  font-size: 15px;
}

.page-faq .quickstart-card--wide {
  border-color: rgba(188, 19, 254, .25);
}

.page-faq .quickstart-card--wide::before {
  opacity: 1;
  background: linear-gradient(135deg, var(--neon-purple), var(--neon-blue));
}

/* 常见问题列表 */
.page-faq .faq-list-section {
  background: radial-gradient(ellipse 80% 50% at 50% 0%, rgba(188, 19, 254, .06), transparent 70%);
}

.page-faq .faq-panels {
  margin-top: 40px;
  display: grid;
  gap: 14px;
}

.page-faq .faq-panel {
  background: var(--bg-card);
  border: 1px solid rgba(255, 255, 255, .07);
  border-radius: 999px;
  overflow: hidden;
  transition: border-color .3s ease, box-shadow .3s ease, border-radius .3s ease;
}

.page-faq .faq-panel[open] {
  border-radius: var(--radius);
  border-color: rgba(188, 19, 254, .5);
  box-shadow: 0 0 30px rgba(188, 19, 254, .12);
}

.page-faq .faq-panel-title {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 20px 22px;
  cursor: pointer;
  color: var(--text-bright);
  font-size: 15px;
  font-weight: 600;
  transition: background .2s ease;
  user-select: none;
}

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

.page-faq .faq-panel-title::marker {
  content: '';
}

.page-faq .faq-panel-title:hover {
  background: rgba(188, 19, 254, .08);
}

.page-faq .faq-panel-copy {
  flex: 1;
  min-width: 0;
}

.page-faq .faq-panel-tag {
  display: inline-block;
  align-self: flex-start;
  margin-right: 10px;
  vertical-align: middle;
  font-size: 12px;
  padding: 3px 10px;
  border-radius: 999px;
  background: rgba(5, 255, 161, .08);
  border: 1px solid rgba(5, 255, 161, .25);
  color: var(--neon-green);
  margin-bottom: 4px;
}

.page-faq .faq-tag-blue {
  background: rgba(0, 229, 255, .08);
  border-color: var(--faq-line-blue);
  color: var(--neon-blue);
}

.page-faq .faq-tag-pink {
  background: rgba(255, 42, 109, .08);
  border-color: var(--faq-line-pink);
  color: var(--neon-pink);
}

.page-faq .faq-tag-gold {
  background: rgba(255, 215, 0, .08);
  border-color: var(--faq-line-gold);
  color: var(--gold);
}

.page-faq .faq-panel-text {
  display: block;
  line-height: 1.5;
}

.page-faq .faq-panel-chevron {
  position: relative;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, .18);
  flex-shrink: 0;
  transition: transform .3s ease, border-color .3s ease, background .3s ease;
}

.page-faq .faq-panel-chevron::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 50%;
  width: 10px;
  height: 2px;
  background: var(--text-main);
  border-radius: 2px;
  transform: translate(-50%, -50%);
}

.page-faq .faq-panel-chevron::after {
  content: '';
  position: absolute;
  left: 50%;
  top: 50%;
  width: 2px;
  height: 10px;
  background: var(--text-main);
  border-radius: 2px;
  transform: translate(-50%, -50%);
  transition: opacity .2s ease;
}

.page-faq .faq-panel[open] .faq-panel-chevron {
  border-color: var(--neon-blue);
  background: rgba(0, 229, 255, .1);
  transform: rotate(180deg);
}

.page-faq .faq-panel[open] .faq-panel-chevron::after {
  opacity: 0;
}

.page-faq .faq-panel-body {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows .4s ease;
}

.page-faq .faq-panel[open] .faq-panel-body {
  grid-template-rows: 1fr;
}

.page-faq .faq-panel-body-inner {
  overflow: hidden;
  min-height: 0;
  padding: 0 26px 22px 26px;
  border-top: 1px solid rgba(255, 255, 255, .06);
}

.page-faq .faq-panel-body-inner p {
  line-height: 1.75;
  font-size: 15px;
  color: var(--text-dim);
  padding-top: 16px;
}

/* 苹果手机追看指南 */
.page-faq .faq-ios {
  background: linear-gradient(180deg, transparent, rgba(0, 229, 255, .05) 45%, transparent);
}

.page-faq .ios-guide-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  margin-top: 40px;
  align-items: start;
}

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

.page-faq .ios-step {
  display: flex;
  gap: 18px;
  background: rgba(18, 18, 28, .7);
  border: 1px solid rgba(255, 255, 255, .06);
  border-radius: var(--radius-sm);
  padding: 20px 22px;
  transition: border-color .2s ease, transform .2s ease;
}

.page-faq .ios-step:hover {
  border-color: rgba(0, 229, 255, .35);
  transform: translateX(4px);
}

.page-faq .ios-step-num {
  flex-shrink: 0;
  color: var(--neon-green);
  font-size: 14px;
  border: 1px solid rgba(5, 255, 161, .28);
  background: rgba(5, 255, 161, .06);
  padding: 4px 10px;
  border-radius: 999px;
  align-self: flex-start;
  margin-top: 2px;
}

.page-faq .ios-step h3 {
  font-size: 16px;
  margin-bottom: 6px;
  color: var(--text-bright);
}

.page-faq .ios-step p {
  color: var(--text-dim);
  font-size: 14px;
  line-height: 1.65;
}

.page-faq .ios-guide-visual {
  position: relative;
}

.page-faq .ios-guide-img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(0, 229, 255, .15);
  box-shadow: 0 20px 60px rgba(0, 229, 255, .12);
}

.page-faq .ios-guide-visual-note {
  margin-top: 18px;
  background: var(--bg-card);
  border-radius: var(--radius-sm);
  padding: 18px 20px;
  border-left: 4px solid var(--gold);
}

.page-faq .ios-guide-note-text {
  margin-top: 10px;
  color: var(--text-dim);
  font-size: 14px;
  line-height: 1.6;
}

/* 底部支持 */
.page-faq .faq-support {
  padding-bottom: 96px;
}

.page-faq .faq-support-card {
  background: linear-gradient(135deg, rgba(188, 19, 254, .15), rgba(0, 229, 255, .08));
  border-radius: var(--radius-lg);
  padding: 48px 28px;
  text-align: center;
  border: 1px solid rgba(188, 19, 254, .25);
  box-shadow: 0 24px 80px rgba(188, 19, 254, .12);
}

.page-faq .faq-support-card h2 {
  font-family: var(--font-headline);
  font-size: clamp(26px, 4vw, 34px);
  margin-bottom: 14px;
}

.page-faq .faq-support-card p {
  color: var(--text-dim);
  line-height: 1.75;
  max-width: 520px;
  margin: 0 auto;
}

.page-faq .faq-support-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: center;
  margin-top: 28px;
}

/* 平板与桌面 */
@media (min-width: 640px) {
  .page-faq .faq-hero-grid {
    grid-template-columns: 1.15fr .85fr;
  }

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

  .page-faq .quickstart-card--wide {
    grid-column: span 2;
  }

  .page-faq .ios-guide-layout {
    grid-template-columns: 1.15fr .85fr;
  }

  .page-faq .faq-panel-title {
    font-size: 16px;
  }

  .page-faq .faq-panel-tag {
    margin-bottom: 0;
  }

  .page-faq .faq-panel-tag + .faq-panel-text {
    margin-top: 6px;
  }
}

@media (min-width: 1024px) {
  .page-faq .faq-hero {
    padding: 80px 0 64px;
  }

  .page-faq .faq-hero-grid {
    gap: 64px;
  }

  .page-faq .section-block {
    padding: 88px 0;
  }

  .page-faq .faq-support-card {
    padding: 56px 48px;
  }
}