.page-faq {
  --faq-seam: rgba(201, 165, 106, 0.32);
  --faq-card: #FFFAF1;
  --faq-glow: rgba(244, 124, 60, 0.24);
  background: var(--paper);
  color: var(--night);
  overflow-x: hidden;
}

.page-faq .faq-band {
  padding-block: clamp(36px, 6vw, 78px);
}

.page-faq .faq-band--hero {
  padding-block: clamp(20px, 3vw, 34px) clamp(46px, 7vw, 88px);
  background:
    radial-gradient(115% 85% at 88% 0%, rgba(230, 162, 60, 0.24), transparent 58%),
    linear-gradient(165deg, #12352B 0%, #17402F 55%, #1F4A3D 100%);
  color: var(--paper);
}

.page-faq .faq-band--paper {
  background: var(--paper);
}

.page-faq .faq-band--tint {
  background: linear-gradient(155deg, rgba(220, 235, 226, 0.85) 0%, rgba(246, 239, 227, 1) 62%);
}

.page-faq .faq-band--deep {
  background:
    radial-gradient(90% 70% at 12% 0%, rgba(31, 74, 61, 0.9), transparent 62%),
    linear-gradient(180deg, #12352B 0%, #173F32 100%);
  color: var(--moon);
}

.page-faq .faq-band--deep .eyebrow,
.page-faq .faq-band--deep .section-title,
.page-faq .faq-band--deep .band-lead {
  color: var(--paper);
}

.page-faq .faq-band--closing {
  padding-block: clamp(44px, 6vw, 80px);
}

/* 面包屑在深底上的可读处理 */
.page-faq .faq-band--hero .breadcrumb,
.page-faq .faq-band--hero .breadcrumb-item,
.page-faq .faq-band--hero .breadcrumb-link {
  color: var(--mist);
}

.page-faq .faq-band--hero .breadcrumb-item[aria-current="page"] {
  color: var(--paper);
}

/* 首屏 */
.page-faq .faq-hero {
  display: grid;
  gap: 30px;
  margin-top: clamp(22px, 3.4vw, 40px);
}

.page-faq .faq-hero h1 {
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: clamp(34px, 6.6vw, 66px);
  line-height: 1.06;
  letter-spacing: -0.012em;
  margin: 12px 0 20px;
  color: var(--paper);
  max-width: 14em;
}

.page-faq .faq-hero .eyebrow {
  color: var(--amber);
  margin: 0;
}

.page-faq .hero-lead {
  margin: 0;
  max-width: 46ch;
  font-size: clamp(15px, 1.5vw, 17.5px);
  line-height: 1.9;
  color: rgba(246, 239, 227, 0.86);
}

.page-faq .hero-note {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  margin: 22px 0 0;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.03em;
  line-height: 1.7;
  color: var(--mist);
}

.page-faq .hero-figure {
  margin: 0;
  overflow: hidden;
  border: 1px solid rgba(201, 165, 106, 0.36);
  background: rgba(246, 239, 227, 0.06);
  clip-path: var(--cut);
}

.page-faq .hero-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 10 / 7;
  object-fit: cover;
}

/* 章节头 */
.page-faq .band-head {
  max-width: 62ch;
}

.page-faq .band-head .eyebrow {
  margin: 0 0 10px;
  color: var(--deep-amber);
}

.page-faq .faq-band--hero .band-head .eyebrow,
.page-faq .faq-band--deep .band-head .eyebrow {
  color: var(--amber);
}

.page-faq .band-head .section-title {
  margin: 0;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: clamp(25px, 3.9vw, 38px);
  line-height: 1.2;
  letter-spacing: -0.008em;
  color: var(--ink-green);
}

.page-faq .band-lead {
  margin: 14px 0 0;
  font-size: 16px;
  line-height: 1.85;
  color: var(--warm-gray);
  max-width: 56ch;
}

/* 设备灯位选择器 */
.page-faq .dev-switch {
  position: relative;
  display: grid;
  gap: 18px;
  margin-top: clamp(24px, 3.4vw, 38px);
}

.page-faq .dev-input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
  margin: 0;
}

.page-faq .dev-rail {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  align-content: start;
}

.page-faq .dev-lamp {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  grid-template-areas:
    "dot name"
    "dot sub";
  align-items: center;
  gap: 2px 10px;
  padding: 12px 14px;
  cursor: pointer;
  border: var(--line);
  border-radius: 2px;
  background: var(--faq-card);
  color: var(--night);
  transition: transform 0.18s var(--ease), border-color 0.18s var(--ease),
    background-color 0.18s var(--ease), color 0.18s var(--ease);
}

.page-faq .dev-lamp:hover {
  transform: translateY(-2px);
  border-color: var(--amber);
}

.page-faq .dev-lamp .lamp-dot {
  grid-area: dot;
}

.page-faq .dev-name {
  grid-area: name;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.35;
}

.page-faq .dev-sub {
  grid-area: sub;
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--warm-gray);
}

.page-faq .lamp-dot {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--mist);
  box-shadow: 0 0 0 3px rgba(201, 165, 106, 0.18);
  transition: background-color 0.2s var(--ease), box-shadow 0.2s var(--ease);
}

.page-faq .lamp-dot--small {
  width: 6px;
  height: 6px;
  box-shadow: none;
  background: var(--wick);
  flex: none;
}

.page-faq #dev-android:checked ~ .dev-rail label[for="dev-android"],
.page-faq #dev-ios:checked ~ .dev-rail label[for="dev-ios"],
.page-faq #dev-harmony:checked ~ .dev-rail label[for="dev-harmony"],
.page-faq #dev-desktop:checked ~ .dev-rail label[for="dev-desktop"] {
  background: var(--ink-green);
  border-color: var(--amber);
  color: var(--paper);
}

.page-faq #dev-android:checked ~ .dev-rail label[for="dev-android"] .dev-sub,
.page-faq #dev-ios:checked ~ .dev-rail label[for="dev-ios"] .dev-sub,
.page-faq #dev-harmony:checked ~ .dev-rail label[for="dev-harmony"] .dev-sub,
.page-faq #dev-desktop:checked ~ .dev-rail label[for="dev-desktop"] .dev-sub {
  color: var(--mist);
}

.page-faq #dev-android:checked ~ .dev-rail label[for="dev-android"] .lamp-dot,
.page-faq #dev-ios:checked ~ .dev-rail label[for="dev-ios"] .lamp-dot,
.page-faq #dev-harmony:checked ~ .dev-rail label[for="dev-harmony"] .lamp-dot,
.page-faq #dev-desktop:checked ~ .dev-rail label[for="dev-desktop"] .lamp-dot {
  background: var(--wick);
  box-shadow: 0 0 0 4px var(--faq-glow);
}

.page-faq #dev-android:focus-visible ~ .dev-rail label[for="dev-android"],
.page-faq #dev-ios:focus-visible ~ .dev-rail label[for="dev-ios"],
.page-faq #dev-harmony:focus-visible ~ .dev-rail label[for="dev-harmony"],
.page-faq #dev-desktop:focus-visible ~ .dev-rail label[for="dev-desktop"] {
  outline: 2px solid var(--wick);
  outline-offset: 3px;
}

.page-faq .dev-stage {
  min-width: 0;
}

.page-faq .dev-card {
  display: none;
  padding: clamp(20px, 3.2vw, 32px);
  background: var(--faq-card);
  border: var(--line);
  border-left: 4px solid var(--amber);
  border-radius: 2px;
}

.page-faq #dev-android:checked ~ .dev-stage #card-android,
.page-faq #dev-ios:checked ~ .dev-stage #card-ios,
.page-faq #dev-harmony:checked ~ .dev-stage #card-harmony,
.page-faq #dev-desktop:checked ~ .dev-stage #card-desktop {
  display: block;
}

.page-faq .dev-card-kicker {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--deep-amber);
}

.page-faq .dev-card h3 {
  margin: 0 0 12px;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: clamp(19px, 2.5vw, 24px);
  line-height: 1.35;
  color: var(--ink-green);
}

.page-faq .dev-answer {
  margin: 0 0 16px;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--night);
}

.page-faq .dev-steps,
.page-faq .record-steps {
  margin: 0;
  padding-left: 1.35em;
  display: grid;
  gap: 8px;
}

.page-faq .dev-steps li,
.page-faq .record-steps li {
  font-size: 15px;
  line-height: 1.8;
  color: var(--night);
}

.page-faq .dev-steps li::marker,
.page-faq .record-steps li::marker {
  color: var(--deep-amber);
  font-family: var(--font-mono);
}

.page-faq .dev-tip {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: 1px dashed var(--faq-seam);
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--warm-gray);
}

/* 两版对比 */
.page-faq .cmp-grid {
  display: grid;
  gap: 18px;
  margin-top: clamp(24px, 3.4vw, 38px);
}

.page-faq .cmp-col {
  padding: clamp(20px, 3vw, 30px);
  background: var(--faq-card);
  border: var(--line);
  border-radius: 2px;
}

.page-faq .cmp-col--accent {
  background: var(--ink-green);
  border-color: rgba(201, 165, 106, 0.5);
  color: var(--paper);
}

.page-faq .cmp-tag {
  display: inline-block;
  margin: 0 0 12px;
  padding: 4px 10px;
  font-size: 11.5px;
  letter-spacing: 0.1em;
  background: rgba(230, 162, 60, 0.18);
  color: var(--deep-amber);
  border-radius: 2px;
}

.page-faq .cmp-col--accent .cmp-tag {
  background: rgba(230, 162, 60, 0.22);
  color: var(--amber);
}

.page-faq .cmp-col h3 {
  margin: 0 0 18px;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: clamp(20px, 2.6vw, 26px);
  line-height: 1.3;
  color: var(--ink-green);
}

.page-faq .cmp-col--accent h3 {
  color: var(--paper);
}

.page-faq .cmp-list {
  margin: 0;
}

.page-faq .cmp-row {
  padding: 12px 0;
  border-top: 1px solid var(--faq-seam);
}

.page-faq .cmp-row:first-child {
  border-top: none;
  padding-top: 0;
}

.page-faq .cmp-row dt {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--deep-amber);
  margin-bottom: 5px;
}

.page-faq .cmp-row dd {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--night);
}

.page-faq .cmp-col--accent .cmp-row dt {
  color: var(--amber);
}

.page-faq .cmp-col--accent .cmp-row dd {
  color: rgba(246, 239, 227, 0.88);
}

/* 本地使用记录 */
.page-faq .record-grid {
  display: grid;
  gap: 26px;
}

.page-faq .record-copy .eyebrow {
  margin: 0 0 10px;
  color: var(--deep-amber);
}

.page-faq .record-copy .section-title {
  margin: 0 0 16px;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: clamp(25px, 3.9vw, 38px);
  line-height: 1.2;
  color: var(--ink-green);
}

.page-faq .record-lead {
  margin: 0 0 18px;
  font-size: 16px;
  line-height: 1.9;
  color: var(--night);
}

.page-faq .record-path {
  display: inline-block;
  margin: 0 0 20px;
  padding: 10px 14px;
  background: var(--ink-green);
  color: var(--moon);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  line-height: 1.5;
  clip-path: var(--cut);
}

.page-faq .record-figure {
  margin: 0;
  padding: 12px;
  background: var(--faq-card);
  border: var(--line);
  border-radius: 2px;
}

.page-faq .record-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border-radius: 2px;
}

.page-faq .record-figure .media-caption {
  margin: 12px 2px 0;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--warm-gray);
}

/* 换机步骤轨迹 */
.page-faq .swap-track {
  list-style: none;
  margin: clamp(24px, 3.4vw, 36px) 0 0;
  padding: 0;
  counter-reset: none;
}

.page-faq .swap-step {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 4px 18px;
  padding: 20px 4px;
  border-top: 1px solid rgba(201, 165, 106, 0.28);
  transition: background-color 0.2s var(--ease);
}

.page-faq .swap-step:last-child {
  border-bottom: 1px solid rgba(201, 165, 106, 0.28);
}

.page-faq .swap-step:hover {
  background: rgba(230, 162, 60, 0.1);
}

.page-faq .swap-num {
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--amber);
  padding-top: 4px;
}

.page-faq .swap-step h3 {
  margin: 0;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: clamp(17px, 2.2vw, 21px);
  line-height: 1.4;
  color: var(--paper);
}

.page-faq .swap-step p {
  grid-column: 2;
  margin: 6px 0 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(220, 235, 226, 0.86);
}

/* 入口排查手风琴 */
.page-faq .ask-list {
  margin-top: clamp(22px, 3vw, 34px);
  border-top: 1px solid var(--faq-seam);
}

.page-faq .ask {
  border-bottom: 1px solid var(--faq-seam);
}

.page-faq .ask summary {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 18px 4px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: clamp(16px, 2.2vw, 20px);
  line-height: 1.5;
  color: var(--ink-green);
  transition: color 0.18s var(--ease);
}

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

.page-faq .ask summary::after {
  content: "＋";
  margin-left: auto;
  flex: none;
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--deep-amber);
}

.page-faq .ask[open] summary::after {
  content: "－";
}

.page-faq .ask summary:hover,
.page-faq .ask[open] summary {
  color: var(--deep-amber);
}

.page-faq .ask summary:focus-visible {
  outline: 2px solid var(--wick);
  outline-offset: 2px;
}

.page-faq .ask-dot {
  display: inline-block;
  flex: none;
  width: 9px;
  height: 9px;
  margin-top: 9px;
  border-radius: 50%;
  background: var(--mist);
  transition: background-color 0.2s var(--ease), box-shadow 0.2s var(--ease);
}

.page-faq .ask[open] .ask-dot {
  background: var(--wick);
  box-shadow: 0 0 0 4px var(--faq-glow);
}

.page-faq .ask-body {
  padding: 0 4px 22px 25px;
}

.page-faq .ask-result {
  margin: 0 0 10px;
  font-size: 15.5px;
  font-weight: 700;
  line-height: 1.8;
  color: var(--ink-green);
}

.page-faq .ask-body p:not(.ask-result) {
  margin: 0;
  font-size: 15px;
  line-height: 1.9;
  color: var(--warm-gray);
}

/* 收尾：隐私与联系 */
.page-faq .privacy-grid {
  display: grid;
  gap: 26px;
}

.page-faq .privacy-copy .eyebrow {
  margin: 0 0 10px;
  color: var(--amber);
}

.page-faq .privacy-copy h2 {
  margin: 0 0 14px;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: clamp(24px, 3.5vw, 34px);
  line-height: 1.22;
  color: var(--paper);
}

.page-faq .privacy-copy p {
  margin: 0 0 20px;
  max-width: 48ch;
  font-size: 15.5px;
  line-height: 1.9;
  color: rgba(246, 239, 227, 0.84);
}

.page-faq .faq-band--deep .btn--line {
  color: var(--paper);
  border-color: rgba(201, 165, 106, 0.6);
}

.page-faq .faq-band--deep .btn--line:hover {
  border-color: var(--amber);
  color: var(--amber);
}

.page-faq .cta-lamp {
  padding: clamp(20px, 3vw, 30px);
  background: rgba(246, 239, 227, 0.06);
  border: 1px solid rgba(201, 165, 106, 0.42);
  clip-path: var(--cut);
}

.page-faq .cta-kicker {
  margin: 0 0 8px;
  font-size: 11.5px;
  letter-spacing: 0.12em;
  color: var(--amber);
}

.page-faq .cta-lamp h3 {
  margin: 0 0 12px;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: clamp(19px, 2.5vw, 24px);
  line-height: 1.35;
  color: var(--paper);
}

.page-faq .cta-lamp p {
  margin: 0 0 20px;
  font-size: 14.5px;
  line-height: 1.85;
  color: rgba(220, 235, 226, 0.84);
}

.page-faq .cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

@media (min-width: 860px) {
  .page-faq .dev-switch {
    grid-template-columns: 236px minmax(0, 1fr);
    gap: 26px;
    align-items: start;
  }

  .page-faq .dev-rail {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-faq .dev-lamp {
    padding: 14px 16px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, 0.94fr);
    align-items: end;
    gap: 48px;
  }

  .page-faq .hero-figure {
    margin-bottom: 6px;
  }

  .page-faq .record-grid {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
    gap: 48px;
    align-items: start;
  }

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

  .page-faq .privacy-grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    gap: 48px;
    align-items: center;
  }
}

@media (min-width: 900px) {
  .page-faq .cmp-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px;
    align-items: start;
  }

  .page-faq .cmp-col--accent {
    margin-top: 40px;
  }
}

@media (max-width: 619px) {
  .page-faq .dev-lamp {
    padding: 11px 12px;
  }

  .page-faq .dev-name {
    font-size: 14px;
  }

  .page-faq .ask-body {
    padding-left: 21px;
  }
}
<<<END>>>