.page-faq {
  --faq-num: 46px;
  --faq-gap: 14px;
  display: block;
  padding: 26px 18px 68px;
  background: var(--pitch);
  color: #E6EFE9;
  font-family: var(--sans);
  overflow-x: hidden;
}

.page-faq *,
.page-faq *::before,
.page-faq *::after {
  box-sizing: border-box;
}

.page-faq .faq-inner {
  max-width: 1120px;
  margin: 0 auto;
  min-width: 0;
}

.page-faq p {
  margin: 0;
}

.page-faq img {
  max-width: 100%;
  height: auto;
}

.page-faq .breadcrumb {
  margin-bottom: 18px;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  display: grid;
  gap: 26px;
  padding: 4px 0 32px;
  border-bottom: 1px dashed var(--dash);
}

.page-faq .faq-eyebrow {
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: 0.08em;
  color: var(--cyan);
  text-transform: uppercase;
}

.page-faq .faq-h1 {
  margin: 12px 0 0;
  font-size: clamp(29px, 7vw, 54px);
  line-height: 1.12;
  font-weight: 900;
  letter-spacing: -0.02em;
  color: #FFFFFF;
}

.page-faq .faq-lead {
  margin-top: 16px;
  font-size: 17px;
  line-height: 1.85;
  color: #B4C8BD;
  max-width: 60ch;
}

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

.page-faq .faq-hero-media {
  margin: 0;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--rail-line);
  background: var(--pitch-2);
}

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

/* ---------- 通用章节头 ---------- */
.page-faq .section {
  padding: 44px 0 0;
}

.page-faq .faq-head {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 22px;
}

.page-faq .faq-index {
  align-self: flex-start;
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--pitch);
  background: var(--amber);
  border-radius: 8px;
  padding: 4px 10px;
}

.page-faq .faq-title {
  margin: 0;
  font-size: clamp(23px, 4.6vw, 34px);
  font-weight: 900;
  letter-spacing: -0.01em;
  line-height: 1.3;
  color: #FFFFFF;
}

.page-faq .faq-sub {
  margin: 0;
  font-size: 16px;
  line-height: 1.8;
  color: #A9BFB4;
  max-width: 62ch;
}

/* ---------- 六步进度与刻度 ---------- */
.page-faq .step-progress {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  background: rgba(245, 240, 228, 0.05);
  border: 1px solid var(--rail-line);
}

.page-faq .step-progress-track {
  display: flex;
  flex: 1 1 180px;
  gap: 6px;
  min-width: 0;
}

.page-faq .step-seg {
  flex: 1 1 0;
  height: 7px;
  border-radius: 99px;
  background: linear-gradient(90deg, var(--turf), var(--turf-light));
}

.page-faq .step-progress-label {
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--cyan);
  white-space: nowrap;
}

/* ---------- 步骤卡片 ---------- */
.page-faq .step-track {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--faq-gap);
  min-width: 0;
}

.page-faq .step {
  display: grid;
  grid-template-columns: var(--faq-num) minmax(0, 1fr);
  gap: 14px;
  padding: 18px 16px 18px 14px;
  background: var(--pitch-2);
  border-radius: var(--radius);
  border-left: 3px solid rgba(47, 158, 99, 0.3);
  transition: border-color 0.2s ease, background-color 0.2s ease;
}

.page-faq .step:hover,
.page-faq .step:focus-within {
  border-left-color: var(--turf);
  background: #16463A;
}

.page-faq .step-num {
  width: var(--faq-num);
  height: var(--faq-num);
  display: grid;
  place-items: center;
  font-size: 16px;
  font-weight: 700;
  color: var(--pitch);
  background: var(--amber);
  border-radius: 12px;
}

.page-faq .step-body {
  min-width: 0;
}

.page-faq .step-title {
  margin: 0 0 8px;
  font-size: 17.5px;
  font-weight: 700;
  line-height: 1.45;
  color: #FFFFFF;
}

.page-faq .step-text {
  margin: 0 0 12px;
  font-size: 15.5px;
  line-height: 1.82;
  color: #AFC5BA;
}

.page-faq .step-expect {
  display: inline-block;
  font-size: 12.5px;
  letter-spacing: 0.03em;
  color: var(--turf-light);
  background: rgba(47, 158, 99, 0.15);
  border-radius: var(--radius-sm);
  padding: 7px 11px;
}

/* 极简界面示意 */
.page-faq .ui-mock {
  margin-top: 14px;
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  padding: 11px;
  border-radius: var(--radius-sm);
  border: 1px dashed var(--dash);
  background: rgba(245, 240, 228, 0.04);
}

.page-faq .ui-chip {
  font-family: var(--mono);
  font-size: 11.5px;
  line-height: 1;
  padding: 6px 9px;
  border-radius: 7px;
  color: var(--turf-light);
  border: 1px solid rgba(111, 215, 155, 0.26);
  background: rgba(111, 215, 155, 0.08);
  transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.page-faq .ui-chip.is-key {
  font-weight: 700;
  color: #04150F;
  background: var(--turf);
  border-color: var(--turf);
}

.page-faq .step:hover .ui-chip.is-key,
.page-faq .step:focus-within .ui-chip.is-key {
  color: var(--pitch);
  background: var(--amber);
  border-color: var(--amber);
}

/* ---------- 场景卡片 ---------- */
.page-faq .scene-grid {
  display: grid;
  gap: 16px;
  min-width: 0;
}

.page-faq .scene-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 20px 18px 20px;
  border-radius: var(--radius);
  background: var(--board);
  color: var(--ink);
  border-top: 4px solid var(--turf);
}

.page-faq .scene-card:nth-child(2) {
  border-top-color: var(--cyan);
}

.page-faq .scene-card:nth-child(3) {
  border-top-color: var(--amber);
}

.page-faq .scene-card:nth-child(4) {
  border-top-color: #7A6A9C;
}

.page-faq .scene-tag {
  align-self: flex-start;
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  padding: 4px 9px;
  border-radius: 6px;
  color: var(--pitch);
  background: rgba(47, 158, 99, 0.18);
}

.page-faq .scene-title {
  margin: 0;
  font-size: 19px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--pitch);
}

.page-faq .scene-text {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.78;
  color: #3A4E45;
}

.page-faq .scene-list {
  list-style: none;
  margin: 2px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-faq .scene-list li {
  display: grid;
  grid-template-columns: 22px minmax(0, 1fr);
  gap: 9px;
  font-size: 14.8px;
  line-height: 1.72;
  color: #2C3E36;
}

.page-faq .scene-li-num {
  height: 22px;
  display: grid;
  place-items: center;
  font-size: 12px;
  font-weight: 700;
  color: var(--pitch);
  background: rgba(243, 178, 49, 0.55);
  border-radius: 6px;
}

.page-faq .scene-note {
  margin-top: 4px;
  padding-top: 12px;
  border-top: 1px dashed rgba(20, 33, 28, 0.24);
  font-size: 14px;
  line-height: 1.72;
  color: #4C6057;
}

/* ---------- 平板说明 ---------- */
.page-faq .tablet-block {
  display: grid;
  gap: 20px;
  padding: 20px 18px;
  border-radius: var(--radius);
  background: var(--pitch-2);
  border: 1px solid var(--rail-line);
}

.page-faq .tablet-media {
  margin: 0;
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: rgba(10, 42, 33, 0.6);
}

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

.page-faq .tablet-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 13px;
  min-width: 0;
}

.page-faq .tablet-list li {
  display: grid;
  grid-template-columns: 12px minmax(0, 1fr);
  gap: 11px;
  font-size: 15.5px;
  line-height: 1.78;
  color: #AFC5BA;
}

.page-faq .tablet-list li::before {
  content: "";
  width: 9px;
  height: 9px;
  margin-top: 9px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 3px rgba(55, 198, 214, 0.16);
}

/* ---------- 常见问题折叠 ---------- */
.page-faq .qa-list {
  display: grid;
  gap: 10px;
  min-width: 0;
}

.page-faq .qa {
  border-radius: var(--radius-sm);
  border: 1px solid var(--rail-line);
  background: rgba(245, 240, 228, 0.045);
  overflow: hidden;
  transition: background-color 0.2s ease, border-color 0.2s ease;
}

.page-faq .qa[open] {
  background: rgba(245, 240, 228, 0.085);
  border-color: rgba(55, 198, 214, 0.45);
}

.page-faq .qa-q {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 15px 16px;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.6;
  color: #EAF3EE;
  cursor: pointer;
  list-style: none;
}

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

.page-faq .qa-dot {
  flex: none;
  width: 8px;
  height: 8px;
  margin-top: 9px;
  border-radius: 50%;
  background: var(--cyan);
  transition: background-color 0.2s ease;
}

.page-faq .qa[open] .qa-dot {
  background: var(--amber);
}

.page-faq .qa-a {
  padding: 0 16px 16px 34px;
  font-size: 15px;
  line-height: 1.82;
  color: #A9BFB4;
}

/* ---------- 收尾入口 ---------- */
.page-faq .faq-cta {
  display: grid;
  gap: 18px;
  padding: 24px 20px;
  border-radius: var(--radius);
  border: 1px solid rgba(111, 215, 155, 0.3);
  background: linear-gradient(135deg, rgba(47, 158, 99, 0.24), rgba(55, 198, 214, 0.1));
}

.page-faq .faq-cta-title {
  margin: 0;
  font-size: clamp(20px, 4.2vw, 28px);
  font-weight: 900;
  letter-spacing: -0.01em;
  line-height: 1.34;
  color: #FFFFFF;
}

.page-faq .faq-cta-text {
  margin: 10px 0 0;
  font-size: 15.5px;
  line-height: 1.82;
  color: #C0D3C8;
  max-width: 60ch;
}

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

/* ---------- 中等屏幕 ---------- */
@media (min-width: 760px) {
  .page-faq {
    padding: 32px 28px 86px;
  }

  .page-faq .faq-hero {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 1fr);
    align-items: center;
    gap: 34px;
    padding-bottom: 42px;
  }

  .page-faq .faq-hero-media {
    align-self: stretch;
  }

  .page-faq .faq-hero-media img {
    height: 100%;
    min-height: 260px;
  }

  .page-faq .step {
    grid-template-columns: 56px minmax(0, 1fr);
    gap: 18px;
    padding: 22px 22px 22px 18px;
  }

  .page-faq .step-track {
    gap: 16px;
  }

  .page-faq .scene-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }
}

/* ---------- 宽屏 ---------- */
@media (min-width: 1040px) {
  .page-faq {
    padding: 40px 40px 96px;
  }

  .page-faq .tablet-block {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    align-items: center;
    gap: 30px;
    padding: 26px;
  }

  .page-faq .faq-cta {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 20px 36px;
    padding: 30px 28px;
  }

  .page-faq .faq-cta-copy {
    min-width: 0;
  }

  .page-faq .faq-cta-actions {
    flex-direction: column;
    align-items: stretch;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .step,
  .page-faq .ui-chip,
  .page-faq .qa,
  .page-faq .qa-dot {
    transition: none;
  }
}