/* ============================================
   首页样式（2025 升级版）
   ============================================ */

.home-hero {
  position: relative;
  overflow: hidden;
  padding: var(--spacing-24) 0 var(--spacing-20);
  background: radial-gradient(circle at 18% 12%, rgba(46, 204, 113, 0.18), transparent 55%),
              radial-gradient(circle at 82% 8%, rgba(15, 23, 42, 0.18), transparent 48%),
              linear-gradient(145deg, rgba(229, 245, 233, 0.6), rgba(255, 255, 255, 0.92));
}

.home-hero::before {
  content: '';
  position: absolute;
  inset: -40% 40% 30% -35%;
  background: radial-gradient(circle, rgba(46, 204, 113, 0.18) 0%, rgba(46, 204, 113, 0) 70%);
  transform: rotate(12deg);
}

.home-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  align-items: center;
  gap: var(--spacing-16);
}

.home-hero__content {
  color: var(--color-primary-dark);
}

.home-hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-2);
  padding: var(--spacing-1) var(--spacing-3);
  border-radius: var(--radius-full);
  background: rgba(46, 204, 113, 0.16);
  color: var(--color-accent-dark);
  font-size: var(--font-size-sm);
  letter-spacing: var(--letter-spacing-wide);
  text-transform: uppercase;
  margin-bottom: var(--spacing-5);
}

.home-hero__title {
  font-size: clamp(2.8rem, 3.6vw, 4.4rem);
  line-height: 1.08;
  margin-bottom: var(--spacing-6);
}

.home-hero__lead {
  font-size: 1.2rem;
  line-height: 1.9;
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-8);
  max-width: 640px;
}

.home-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-4);
  margin-bottom: var(--spacing-8);
}

.home-hero__stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-5);
  margin: 0 0 var(--spacing-6);
}

.home-hero__stat {
  padding: var(--spacing-6);
  border-radius: var(--radius-2xl);
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(17, 24, 39, 0.08);
  box-shadow: 0 30px 60px -45px rgba(15, 23, 42, 0.35);
  backdrop-filter: blur(14px);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.home-hero__stat:hover {
  transform: translateY(-6px);
  box-shadow: 0 40px 70px -45px rgba(15, 23, 42, 0.4);
}

.home-hero__stat dt {
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary-dark);
  margin-bottom: var(--spacing-2);
}

.home-hero__stat dd {
  margin: 0;
  font-size: var(--font-size-sm);
  letter-spacing: var(--letter-spacing-wide);
  text-transform: uppercase;
  color: var(--color-text-tertiary);
}

.home-hero__badges {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-3);
}

.home-hero__badges span {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-2);
  padding: var(--spacing-2) var(--spacing-4);
  border-radius: var(--radius-full);
  background: rgba(15, 23, 42, 0.08);
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  transition: transform var(--transition-fast), background var(--transition-fast);
}

.home-hero__badges span:hover {
  transform: translateY(-3px);
  background: rgba(46, 204, 113, 0.16);
}

.home-hero__media {
  position: relative;
}

.home-hero__media-frame {
  border-radius: var(--radius-3xl);
  overflow: hidden;
  box-shadow: 0 45px 90px -50px rgba(15, 23, 42, 0.5);
  animation: floatSlow 12s ease-in-out infinite;
}

.home-hero__media-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.03);
  transition: transform var(--transition-slower);
}

.home-hero__media-frame:hover img {
  transform: scale(1.08);
}

.home-hero__media-card {
  position: absolute;
  bottom: -12%;
  right: 8%;
  padding: var(--spacing-5) var(--spacing-6);
  border-radius: var(--radius-2xl);
  background: var(--color-white);
  box-shadow: 0 40px 70px -45px rgba(15, 23, 42, 0.4);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-1);
  min-width: 220px;
}

.home-hero__media-label {
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-wide);
  color: var(--color-text-tertiary);
}

.home-hero__media-card strong {
  font-size: 2.4rem;
  color: var(--color-primary);
  line-height: 1.1;
}

.home-hero__media-card p {
  color: var(--color-text-secondary);
  margin: 0;
}

/* ========== 通用章节头部 ========== */
.home-section-header {
  display: grid;
  gap: var(--spacing-4);
  margin-bottom: var(--spacing-10);
  max-width: 760px;
}

.home-section-eyebrow {
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-wide);
  color: var(--color-accent-dark);
}

.home-section-title {
  font-size: clamp(2.1rem, 3vw, 3.2rem);
  color: var(--color-primary-dark);
}

.home-section-lead {
  font-size: 1.1rem;
  color: var(--color-text-secondary);
  line-height: 1.85;
}

/* ========== 核心能力卡片 ========== */
.home-highlights {
  padding: var(--spacing-20) 0;
}

.home-highlights__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--spacing-6);
}

.home-highlight-card {
  height: 100%;
  padding: var(--spacing-6);
  border-radius: var(--radius-2xl);
  background: var(--color-white);
  border: 1px solid rgba(17, 24, 39, 0.08);
  box-shadow: 0 25px 60px -48px rgba(15, 23, 42, 0.3);
  display: grid;
  gap: var(--spacing-4);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.home-highlight-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 35px 70px -45px rgba(15, 23, 42, 0.35);
}

.home-highlight-card h3 {
  font-size: var(--font-size-xl);
  color: var(--color-primary-dark);
}

.home-highlight-card p {
  color: var(--color-text-secondary);
  margin: 0;
}

.home-feature-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: var(--spacing-2);
  color: var(--color-text-secondary);
  font-size: 0.95rem;
}

.home-feature-list li {
  position: relative;
  padding-left: var(--spacing-4);
}

.home-feature-list li::before {
  content: '';
  position: absolute;
  top: 0.55em;
  left: 0;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-accent);
}

.home-feature-list--compact {
  gap: var(--spacing-3);
}

/* ========== 交付体系 ========== */
.home-delivery {
  padding: var(--spacing-20) 0;
  background: linear-gradient(180deg, rgba(233, 249, 241, 0.6), rgba(255, 255, 255, 0.9));
}

.home-delivery__grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: var(--spacing-12);
  align-items: start;
}

.home-delivery__note {
  margin-top: var(--spacing-6);
  padding: var(--spacing-5);
  border-radius: var(--radius-2xl);
  background: var(--color-white);
  border: 1px solid rgba(17, 24, 39, 0.08);
  color: var(--color-text-secondary);
  box-shadow: 0 20px 40px -30px rgba(15, 23, 42, 0.25);
}

.home-delivery__note strong {
  display: block;
  color: var(--color-primary-dark);
  margin-bottom: var(--spacing-2);
}

.home-delivery__steps {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: var(--spacing-5);
}

.home-delivery__step {
  position: relative;
  padding: var(--spacing-6);
  border-radius: var(--radius-2xl);
  background: var(--color-white);
  border: 1px solid rgba(17, 24, 39, 0.08);
  box-shadow: 0 25px 50px -40px rgba(15, 23, 42, 0.35);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.home-delivery__step:hover {
  transform: translateY(-6px);
  box-shadow: 0 35px 60px -40px rgba(15, 23, 42, 0.32);
}

.step-index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  margin-bottom: var(--spacing-4);
  border-radius: var(--radius-full);
  background: rgba(46, 204, 113, 0.16);
  color: var(--color-accent-dark);
  font-weight: var(--font-weight-semibold);
  letter-spacing: var(--letter-spacing-wide);
}

.home-delivery__step h3 {
  margin-bottom: var(--spacing-3);
  font-size: 1.25rem;
  color: var(--color-primary-dark);
}

.home-delivery__step p {
  margin: 0;
  color: var(--color-text-secondary);
}

/* ========== 项目案例 ========== */
.home-projects {
  padding: var(--spacing-20) 0;
}

.home-projects__grid {
  display: grid;
  gap: var(--spacing-7);
}

.home-project-card {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  gap: var(--spacing-6);
  align-items: stretch;
  border-radius: var(--radius-3xl);
  background: var(--color-white);
  border: 1px solid rgba(17, 24, 39, 0.08);
  overflow: hidden;
  box-shadow: 0 30px 60px -48px rgba(15, 23, 42, 0.28);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.home-project-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 40px 80px -45px rgba(15, 23, 42, 0.32);
}

.home-project-card:nth-child(even) {
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
}

.home-project-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-base);
}

.home-project-card:hover .home-project-card__media img {
  transform: scale(1.04);
}

.home-project-card__body {
  padding: var(--spacing-7);
  display: grid;
  gap: var(--spacing-4);
}

.home-project-card__tag {
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-wide);
  color: var(--color-accent-dark);
}

.home-project-card__body h3 {
  font-size: 1.8rem;
  color: var(--color-primary-dark);
}

.home-project-card__body p {
  color: var(--color-text-secondary);
  margin: 0;
}

.home-project-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-3);
  font-size: var(--font-size-sm);
  color: var(--color-text-tertiary);
}

.home-project-card__link {
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary);
  text-decoration: none;
}

.home-project-card__link:hover {
  color: var(--color-accent-dark);
}

.home-projects__cta {
  margin-top: var(--spacing-8);
  display: flex;
  gap: var(--spacing-4);
  flex-wrap: wrap;
}

/* ========== 数字化协同 ========== */
.home-digital {
  padding: var(--spacing-20) 0;
  background: linear-gradient(180deg, rgba(15, 23, 42, 0.08), rgba(255, 255, 255, 0.9));
}

.home-digital__inner {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: var(--spacing-12);
  align-items: center;
}

.home-digital__media {
  position: relative;
  border-radius: var(--radius-3xl);
  overflow: hidden;
  box-shadow: 0 40px 80px -50px rgba(15, 23, 42, 0.4);
  animation: floatSlow 14s ease-in-out infinite;
}

.home-digital__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.home-digital__badge {
  position: absolute;
  bottom: 8%;
  left: 8%;
  padding: var(--spacing-5) var(--spacing-6);
  border-radius: var(--radius-2xl);
  background: rgba(15, 23, 42, 0.9);
  color: var(--color-white);
  display: grid;
  gap: var(--spacing-1);
  max-width: 220px;
  animation: floatSlow 10s ease-in-out infinite;
}

.home-digital__badge span {
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-wide);
  color: rgba(255, 255, 255, 0.7);
}

.home-digital__badge strong {
  font-size: 2.4rem;
  line-height: 1.1;
}

.home-digital__badge p {
  margin: 0;
  font-size: var(--font-size-sm);
  color: rgba(255, 255, 255, 0.82);
}

.home-digital__content {
  display: grid;
  gap: var(--spacing-5);
}

.home-digital__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-4);
}

/* ========== 客户合作 ========== */
.home-clients {
  padding: var(--spacing-20) 0;
}

.home-clients__card {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: var(--spacing-10);
  padding: var(--spacing-8);
  border-radius: var(--radius-3xl);
  border: 1px solid rgba(17, 24, 39, 0.08);
  background: var(--color-white);
  box-shadow: 0 30px 60px -48px rgba(15, 23, 42, 0.28);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.home-clients__card:hover {
  transform: translateY(-6px);
  box-shadow: 0 40px 70px -50px rgba(15, 23, 42, 0.32);
}

.home-clients__tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-3);
  align-content: flex-start;
}

.home-clients__tags span {
  display: inline-flex;
  align-items: center;
  padding: var(--spacing-2) var(--spacing-4);
  border-radius: var(--radius-full);
  background: rgba(46, 204, 113, 0.12);
  color: var(--color-accent-dark);
  font-size: var(--font-size-sm);
}

/* ========== 首页尾部 CTA ========== */
.home-cta {
  padding: var(--spacing-18) 0 var(--spacing-20);
}

.home-cta .cta-panel {
  border-radius: var(--radius-3xl);
  background: linear-gradient(135deg, rgba(46, 204, 113, 0.85), rgba(15, 23, 42, 0.95));
  color: var(--color-white);
  box-shadow: 0 35px 70px -45px rgba(15, 23, 42, 0.45);
}

.home-cta .cta-panel__title {
  color: var(--color-white);
}

.home-cta .cta-panel__desc {
  color: rgba(255, 255, 255, 0.82);
}

.home-cta .btn-outline {
  border-color: rgba(255, 255, 255, 0.65);
  color: var(--color-white);
}

.home-cta .btn-outline:hover {
  background: rgba(255, 255, 255, 0.16);
}

/* ========== 响应式调整 ========== */
@media (max-width: 1200px) {
  .home-hero__inner,
  .home-digital__inner,
  .home-clients__card,
  .home-project-card {
    grid-template-columns: 1fr;
  }

  .home-hero__media-card {
    bottom: -10%;
    right: 6%;
  }

  .home-project-card:nth-child(even) {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 960px) {
  .home-hero {
    padding: var(--spacing-18) 0 var(--spacing-16);
  }

  .home-hero__media-card {
    position: static;
    margin-top: var(--spacing-5);
  }

  .home-project-card {
    gap: 0;
  }

  .home-project-card__body {
    padding: var(--spacing-6);
  }

  .home-clients__card {
    gap: var(--spacing-6);
    padding: var(--spacing-6);
  }
}

@media (max-width: 768px) {
  .home-hero__stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .home-hero__badges {
    gap: var(--spacing-2);
  }

  .home-highlights,
  .home-delivery,
  .home-projects,
  .home-digital,
  .home-clients,
  .home-cta {
    padding: var(--spacing-14) 0;
  }

  .home-projects__cta {
    flex-direction: column;
    align-items: stretch;
  }

  .home-digital__actions {
    flex-direction: column;
    align-items: stretch;
  }

  .home-clients__tags {
    gap: var(--spacing-2);
  }
}

@keyframes floatSlow {
  0% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-12px);
  }
  100% {
    transform: translateY(0);
  }
}