/* ===== 页面专属 CSS：首页 .page-home ===== */
.page-home {
  --hero-bg: #1A1A2E;
  --card-bg: #F5F5F5;
  --card-border: #3D3D5C;
  --accent-glow: #FF6F00;
  --purple-deep: #6A0DAD;
  --text-on-dark: #E0E0E0;
  --text-on-light: #0D0D0D;
  --capsule-bg-start: #6A0DAD;
  --capsule-bg-end: #1A1A2E;
  --step-circle: #FF6F00;
  --divider-color: #3D3D5C;
  display: block;
  width: 100%;
  background: var(--hero-bg);
}

/* 内容容器统一 */
.page-home .content-container {
  max-width: 1280px;
  margin: 0 auto;
  padding-left: 24px;
  padding-right: 24px;
  box-sizing: border-box;
}

/* ---------- 首屏：对角错位色块 ---------- */
.page-home__hero {
  position: relative;
  padding: 100px 0 80px;
  background: var(--hero-bg);
  overflow: hidden;
}
.page-home__hero::before {
  content: '';
  position: absolute;
  top: -30%;
  right: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle at 30% 40%, rgba(106,13,173,0.15), transparent 70%);
  pointer-events: none;
}
.page-home__hero-inner {
  display: flex;
  flex-direction: column;
  gap: 48px;
  position: relative;
  z-index: 1;
}
.page-home__hero-left {
  flex: 1 1 auto;
}
.page-home__hero-right {
  flex: 0 0 auto;
}

/* 版本卡片 */
.page-home__version-card {
  background: var(--card-bg);
  border-radius: var(--radius-lg, 16px);
  padding: 24px;
  border: 1px solid var(--card-border);
  box-shadow: 0 8px 32px rgba(0,0,0,0.3);
  transition: transform var(--transition-base, 0.3s ease);
}
.page-home__version-card:hover {
  transform: translateY(-4px);
}
.page-home__version-card-header {
  display: flex;
  gap: 12px;
  margin-bottom: 20px;
}
.page-home__badge {
  display: inline-block;
  padding: 4px 16px;
  border-radius: var(--radius-pill, 50px);
  font-family: var(--font-heading, Inter, sans-serif);
  font-weight: 700;
  font-size: 0.875rem;
  letter-spacing: 0.04em;
}
.page-home__badge--v3 {
  background: var(--purple-deep);
  color: #fff;
}
.page-home__badge--old {
  background: var(--card-border);
  color: var(--text-on-dark);
}
.page-home__version-compare {
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.page-home__version-col {
  flex: 1;
}
.page-home__version-label {
  font-family: var(--font-heading, Inter, sans-serif);
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-on-light);
  margin-bottom: 12px;
  letter-spacing: 0.03em;
}
.page-home__version-img {
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-sm, 8px);
  object-fit: cover;
  display: block;
  margin-bottom: 16px;
  background: #e8e8e8;
}
.page-home__version-list {
  list-style: none;
  padding: 0;
  margin: 0 0 16px;
}
.page-home__version-list li {
  position: relative;
  padding-left: 20px;
  font-family: var(--font-body, Source Serif, serif);
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--text-on-light);
  margin-bottom: 6px;
}
.page-home__version-list li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--purple-deep);
}
.page-home__version-divider {
  width: 100%;
  height: 1px;
  background: var(--divider-color);
  margin: 8px 0;
}
.page-home__version-note {
  font-family: var(--font-body, Source Serif, serif);
  font-size: 0.9rem;
  color: #555;
  margin-bottom: 16px;
  line-height: 1.6;
}
.page-home__version-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

/* AMG 胶囊入口 */
.page-home__amg-capsule {
  background: linear-gradient(135deg, var(--capsule-bg-start), var(--capsule-bg-end));
  border-radius: var(--radius-pill, 50px);
  padding: 32px 24px;
  text-align: center;
  border: 1px solid rgba(255,255,255,0.1);
  box-shadow: 0 0 40px rgba(106,13,173,0.2);
  transition: box-shadow var(--transition-base, 0.3s ease), transform var(--transition-base, 0.3s ease);
}
.page-home__amg-capsule:hover {
  box-shadow: 0 0 60px rgba(106,13,173,0.4);
  transform: scale(1.02);
}
.page-home__amg-capsule-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}
.page-home__amg-icon {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  object-fit: cover;
  background: rgba(255,255,255,0.05);
  display: block;
}
.page-home__amg-title {
  font-family: var(--font-heading, Inter, sans-serif);
  font-weight: 700;
  font-size: 1.6rem;
  letter-spacing: 0.06em;
  color: #fff;
  margin: 0;
}
.page-home__amg-desc {
  font-family: var(--font-body, Source Serif, serif);
  font-size: 0.95rem;
  color: rgba(255,255,255,0.75);
  margin: 0;
  line-height: 1.5;
}
.page-home__amg-cta {
  margin-top: 8px;
}

/* 箭头共用 */
.page-home__arrow {
  display: inline-block;
  transition: transform var(--transition-base, 0.3s ease);
}
.page-home__version-link:hover .page-home__arrow,
.page-home__amg-cta:hover .page-home__arrow,
.page-home__feedback-cta:hover .page-home__arrow,
.page-home__services-cta .btn:hover .page-home__arrow,
.page-home__scene-links .btn:hover .page-home__arrow {
  transform: translateX(4px);
}

/* ---------- 服务工具明细 ---------- */
.page-home__services {
  padding: 80px 0;
  background: #F5F5F5;
}
.page-home__section-header {
  margin-bottom: 48px;
  position: relative;
}
.page-home__section-header--light {
  color: #fff;
}
.page-home__section-header--light .page-home__section-title {
  color: #fff;
}
.page-home__section-header--light .page-home__section-desc {
  color: rgba(255,255,255,0.75);
}
.page-home__section-number {
  font-family: var(--font-heading, Inter, sans-serif);
  font-weight: 700;
  font-size: 3rem;
  color: var(--purple-deep);
  opacity: 0.15;
  line-height: 1;
  display: block;
  margin-bottom: -12px;
}
.page-home__section-title {
  font-family: var(--font-heading, Inter, sans-serif);
  font-weight: 700;
  font-size: 2rem;
  letter-spacing: 0.03em;
  color: var(--text-on-light);
  margin: 0 0 12px;
}
.page-home__section-desc {
  font-family: var(--font-body, Source Serif, serif);
  font-size: 1rem;
  color: #555;
  line-height: 1.6;
  max-width: 640px;
  margin: 0;
}
.page-home__services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  margin-bottom: 40px;
}
.page-home__service-card {
  background: #fff;
  border-radius: var(--radius-lg, 16px);
  padding: 28px 24px;
  border: 1px solid var(--card-border);
  position: relative;
  transition: box-shadow var(--transition-base, 0.3s ease), transform var(--transition-base, 0.3s ease);
}
.page-home__service-card:hover {
  box-shadow: 0 8px 24px rgba(0,0,0,0.08);
  transform: translateY(-2px);
}
.page-home__service-card--featured {
  border-color: var(--accent-glow);
  background: linear-gradient(135deg, #fff 60%, rgba(255,111,0,0.04));
}
.page-home__service-icon {
  margin-bottom: 16px;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.page-home__service-icon svg {
  display: block;
}
.page-home__service-name {
  font-family: var(--font-heading, Inter, sans-serif);
  font-weight: 600;
  font-size: 1.15rem;
  margin: 0 0 8px;
  color: var(--text-on-light);
  letter-spacing: 0.02em;
}
.page-home__service-desc {
  font-family: var(--font-body, Source Serif, serif);
  font-size: 0.92rem;
  line-height: 1.6;
  color: #555;
  margin: 0;
}
.page-home__service-badge {
  position: absolute;
  top: 12px;
  right: 12px;
  background: var(--accent-glow);
  color: #fff;
  font-family: var(--font-heading, Inter, sans-serif);
  font-weight: 700;
  font-size: 0.75rem;
  padding: 2px 12px;
  border-radius: var(--radius-pill, 50px);
  letter-spacing: 0.03em;
}
.page-home__services-cta {
  display: flex;
  justify-content: center;
}

/* ---------- 快速反馈 ---------- */
.page-home__feedback {
  padding: 80px 0;
  background: var(--hero-bg);
  color: #fff;
}
.page-home__feedback-inner {
  display: flex;
  flex-direction: column;
  gap: 40px;
  align-items: center;
}
.page-home__feedback-content {
  flex: 1;
  width: 100%;
}
.page-home__steps {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin: 32px 0;
}
.page-home__step {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 16px 20px;
  background: rgba(255,255,255,0.04);
  border-radius: var(--radius-sm, 8px);
  border: 1px solid rgba(255,255,255,0.06);
  transition: background var(--transition-base, 0.3s ease);
  cursor: default;
}
.page-home__step:hover {
  background: rgba(255,255,255,0.08);
}
.page-home__step-num {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--step-circle);
  color: #fff;
  font-family: var(--font-heading, Inter, sans-serif);
  font-weight: 700;
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  justify-content: center;
}
.page-home__step-content {
  flex: 1;
}
.page-home__step-title {
  font-family: var(--font-heading, Inter, sans-serif);
  font-weight: 600;
  font-size: 1.05rem;
  margin: 0 0 4px;
  color: #fff;
}
.page-home__step-desc {
  font-family: var(--font-body, Source Serif, serif);
  font-size: 0.9rem;
  color: rgba(255,255,255,0.7);
  margin: 0;
  line-height: 1.5;
}
.page-home__step-connector {
  width: 2px;
  height: 20px;
  background: rgba(255,255,255,0.15);
  margin-left: 19px;
}
.page-home__feedback-cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 8px;
}
.page-home__feedback-visual {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
}
.page-home__feedback-img {
  width: 180px;
  height: 180px;
  border-radius: 50%;
  object-fit: cover;
  background: rgba(255,255,255,0.05);
  display: block;
  border: 2px solid rgba(255,111,0,0.2);
}

/* ---------- 场景图区块 ---------- */
.page-home__scene {
  padding: 80px 0;
  background: #F5F5F5;
}
.page-home__scene-card {
  display: flex;
  flex-direction: column;
  gap: 32px;
  background: #fff;
  border-radius: var(--radius-lg, 16px);
  padding: 28px 24px;
  border: 1px solid var(--card-border);
  align-items: center;
}
.page-home__scene-img-wrap {
  flex: 0 0 auto;
  width: 100%;
  max-width: 500px;
}
.page-home__scene-img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-sm, 8px);
  object-fit: cover;
  display: block;
  background: #e8e8e8;
}
.page-home__scene-content {
  flex: 1;
}
.page-home__scene-content .page-home__section-number {
  margin-bottom: -8px;
}
.page-home__scene-title {
  font-family: var(--font-heading, Inter, sans-serif);
  font-weight: 700;
  font-size: 1.6rem;
  letter-spacing: 0.03em;
  color: var(--text-on-light);
  margin: 0 0 16px;
}
.page-home__scene-desc {
  font-family: var(--font-body, Source Serif, serif);
  font-size: 1rem;
  line-height: 1.7;
  color: #555;
  margin: 0 0 24px;
}
.page-home__scene-links {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
}
.page-home__btn-outline {
  background: transparent;
  border: 2px solid var(--purple-deep);
  color: var(--purple-deep);
  font-family: var(--font-heading, Inter, sans-serif);
  font-weight: 600;
  padding: 10px 28px;
  border-radius: var(--radius-pill, 50px);
  transition: background var(--transition-base, 0.3s ease), color var(--transition-base, 0.3s ease);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.page-home__btn-outline:hover {
  background: var(--purple-deep);
  color: #fff;
}

/* ---------- 按钮统一覆盖 ---------- */
.page-home .btn {
  font-family: var(--font-heading, Inter, sans-serif);
  font-weight: 600;
  padding: 12px 32px;
  border-radius: var(--radius-pill, 50px);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: background var(--transition-base, 0.3s ease), transform var(--transition-base, 0.3s ease), box-shadow var(--transition-base, 0.3s ease);
  border: none;
  cursor: pointer;
  font-size: 0.95rem;
  letter-spacing: 0.03em;
}
.page-home .btn-primary {
  background: var(--purple-deep);
  color: #fff;
}
.page-home .btn-primary:hover {
  background: #7c1fc7;
  box-shadow: 0 4px 20px rgba(106,13,173,0.3);
}
.page-home .btn-accent {
  background: var(--accent-glow);
  color: #fff;
}
.page-home .btn-accent:hover {
  background: #e66000;
  box-shadow: 0 4px 20px rgba(255,111,0,0.3);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-home__services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .page-home__scene-card {
    flex-direction: row;
    align-items: flex-start;
  }
  .page-home__scene-img-wrap {
    width: 45%;
    max-width: 420px;
  }
  .page-home__feedback-inner {
    flex-direction: row;
  }
  .page-home__feedback-visual {
    order: 1;
  }
  .page-home__feedback-content {
    order: 0;
  }
}

@media (min-width: 1024px) {
  .page-home__hero-inner {
    flex-direction: row;
    align-items: flex-start;
  }
  .page-home__hero-left {
    flex: 1 1 60%;
  }
  .page-home__hero-right {
    flex: 0 0 32%;
    margin-top: 60px;
  }
  .page-home__version-compare {
    flex-direction: row;
    gap: 16px;
  }
  .page-home__version-divider {
    width: 1px;
    height: auto;
    min-height: 120px;
    align-self: stretch;
    margin: 0;
  }
  .page-home__services-grid {
    grid-template-columns: repeat(4, 1fr);
  }
  .page-home__feedback-img {
    width: 220px;
    height: 220px;
  }
  .page-home__scene-card {
    padding: 40px 48px;
  }
  .page-home__section-title {
    font-size: 2.2rem;
  }
}

/* 极端窄屏保护 */
@media (max-width: 380px) {
  .page-home .content-container {
    padding-left: 12px;
    padding-right: 12px;
  }
  .page-home__version-card {
    padding: 16px;
  }
  .page-home__amg-capsule {
    padding: 24px 16px;
  }
  .page-home__service-card {
    padding: 20px 16px;
  }
}

/* 屏幕阅读器隐藏h1 */
.page-home__sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}