/* ============ 首页专属样式 - 全屏视觉风格 ============ */

/* Hero 全屏视觉区 */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: linear-gradient(135deg, #1a1a1a 0%, #2d1518 100%);
}
.hero-bg {
  position: absolute;
  inset: 0;
  background-image: url('../images/hero-bg.jpg');
  background-size: cover;
  background-position: center;
  opacity: 0.55;
}
.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(26,26,26,0.92) 0%, rgba(26,26,26,0.5) 60%, rgba(26,21,24,0.3) 100%);
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 1320px;
  margin: 0 auto;
  padding: 0 2rem;
  width: 100%;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(185,28,28,0.2);
  border: 1px solid rgba(185,28,28,0.5);
  color: #ffcccc;
  padding: 0.5rem 1.2rem;
  border-radius: 50px;
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  margin-bottom: 1.8rem;
  backdrop-filter: blur(10px);
}
.hero-badge .dot {
  width: 8px; height: 8px;
  background: var(--color-primary-light);
  border-radius: 50%;
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.3); }
}
.hero h1 {
  font-family: var(--font-serif);
  font-size: clamp(2.5rem, 5.5vw, 4.8rem);
  font-weight: 800;
  color: #fff;
  line-height: 1.15;
  margin-bottom: 1.5rem;
  max-width: 900px;
}
.hero h1 .accent {
  color: var(--color-primary-light);
  position: relative;
  display: inline-block;
}
.hero h1 .accent::after {
  content: '';
  position: absolute;
  left: 0; bottom: 0.1em;
  width: 100%; height: 0.12em;
  background: var(--color-primary);
  opacity: 0.4;
}
.hero-subtitle {
  font-size: 1.2rem;
  color: rgba(255,255,255,0.75);
  max-width: 600px;
  line-height: 1.8;
  margin-bottom: 2.5rem;
}
.hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; }
.hero-actions .btn-primary { padding: 1rem 2.2rem; font-size: 1rem; }
.hero-actions .btn-outline {
  border-color: rgba(255,255,255,0.4);
  color: #fff;
}
.hero-actions .btn-outline:hover {
  background: rgba(255,255,255,0.1);
  border-color: #fff;
}

/* Hero 滚动指示器 */
.scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  color: rgba(255,255,255,0.6);
  text-align: center;
  font-size: 0.8rem;
  letter-spacing: 0.2em;
}
.scroll-indicator .mouse {
  width: 26px; height: 42px;
  border: 2px solid rgba(255,255,255,0.5);
  border-radius: 14px;
  margin: 0 auto 0.5rem;
  position: relative;
}
.scroll-indicator .mouse::after {
  content: '';
  position: absolute;
  top: 8px; left: 50%;
  transform: translateX(-50%);
  width: 4px; height: 8px;
  background: #fff;
  border-radius: 2px;
  animation: scrollDown 1.8s infinite;
}
@keyframes scrollDown {
  0% { opacity: 1; top: 8px; }
  100% { opacity: 0; top: 24px; }
}

/* 数据统计条 */
.stats-bar {
  background: var(--color-ink);
  padding: 3rem 2rem;
}
.stats-grid {
  max-width: 1320px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}
.stat-item {
  text-align: center;
  position: relative;
}
.stat-item:not(:last-child)::after {
  content: '';
  position: absolute;
  right: -1rem; top: 20%;
  height: 60%;
  width: 1px;
  background: rgba(255,255,255,0.15);
}
.stat-number {
  font-family: var(--font-serif);
  font-size: 3rem;
  font-weight: 800;
  color: var(--color-primary-light);
  line-height: 1;
  margin-bottom: 0.5rem;
}
.stat-number .unit {
  font-size: 1.2rem;
  color: var(--color-accent);
  margin-left: 0.2rem;
}
.stat-label {
  color: var(--color-mist);
  font-size: 0.95rem;
  letter-spacing: 0.05em;
}

/* 产品特色区 - 横向滚动卡片 */
.featured-products {
  padding: 6rem 2rem;
  background: var(--color-cream);
  overflow: hidden;
}
.featured-header {
  max-width: 1320px;
  margin: 0 auto 3rem;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  flex-wrap: wrap;
  gap: 1rem;
}
.featured-products .section-tag {
  display: inline-block;
  position: relative;
  padding: 0 0 0 2.2rem;
  border: 0;
  border-radius: 0;
  color: var(--color-primary);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  margin-bottom: 1rem;
}
.featured-products .section-tag::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  width: 1.6rem;
  height: 2px;
  background: var(--color-primary);
  transform: translateY(-50%);
}
.featured-products .section-title {
  font-size: 2.4rem;
  line-height: 1.3;
  margin-bottom: 1rem;
}
.featured-header .view-all {
  color: var(--color-primary);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  transition: gap 0.2s;
}
.featured-header .view-all:hover { gap: 0.8rem; }
.product-grid {
  max-width: 1320px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}
.feature-card {
  background: var(--color-paper);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all 0.4s cubic-bezier(0.16,1,0.3,1);
  position: relative;
}
.feature-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}
.feature-card-img {
  height: 220px;
  background-size: cover;
  background-position: center;
  position: relative;
  overflow: hidden;
}
.feature-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.feature-card-img::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(0,0,0,0.4) 100%);
}
.feature-card-img .tag {
  position: absolute;
  top: 1rem; left: 1rem;
  background: var(--color-primary);
  color: #fff;
  padding: 0.3rem 0.9rem;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 600;
  z-index: 2;
}
.feature-card-body { padding: 1.5rem; }
.feature-card-body h3 {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  margin-bottom: 0.6rem;
  color: var(--color-ink);
}
.feature-card-body p {
  font-size: 0.9rem;
  color: var(--color-text-light);
  margin-bottom: 1rem;
  line-height: 1.7;
}
.feature-card-body .more {
  color: var(--color-primary);
  font-size: 0.88rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
}

/* 优势区 - 大色块设计 */
.advantage-section {
  background: linear-gradient(135deg, #7F1D1D 0%, #B91C1C 100%);
  padding: 6rem 2rem;
  color: #fff;
  position: relative;
  overflow: hidden;
}
.advantage-section::before {
  content: '寿';
  position: absolute;
  right: -2rem; top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-serif);
  font-size: 28rem;
  color: rgba(255,255,255,0.04);
  font-weight: 900;
  line-height: 1;
}
.advantage-grid {
  max-width: 1320px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.5rem;
  position: relative;
  z-index: 2;
}
.advantage-item {
  text-align: center;
}
.advantage-icon {
  width: 80px; height: 80px;
  border-radius: 50%;
  background: rgba(255,255,255,0.12);
  border: 2px solid rgba(255,255,255,0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
  font-size: 2rem;
  transition: all 0.3s;
}
.advantage-item:hover .advantage-icon {
  background: rgba(255,255,255,0.2);
  transform: rotate(10deg) scale(1.1);
}
.advantage-item h3 {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  margin-bottom: 0.8rem;
}
.advantage-item p {
  color: rgba(255,255,255,0.8);
  font-size: 0.95rem;
  line-height: 1.8;
}

/* 解决方案展示 - 左右分栏 */
.solution-showcase {
  padding: 6rem 2rem;
  background: var(--color-cream);
}
.solution-showcase-inner {
  max-width: 1320px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}
.solution-visual {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  height: 480px;
  background: url('../images/restaurant-case.jpg') center/cover;
  position: relative;
}
.solution-visual::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(185,28,28,0.3), transparent);
}
.solution-list-item {
  display: flex;
  gap: 1.5rem;
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--color-mist);
  transition: padding 0.3s;
  cursor: pointer;
}
.solution-list-item:hover { padding-left: 1rem; }
.solution-list-item:last-child { border-bottom: none; }
.solution-num {
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-primary);
  opacity: 0.3;
  min-width: 50px;
}
.solution-list-item:hover .solution-num { opacity: 1; }
.solution-list-item h4 {
  font-size: 1.2rem;
  margin-bottom: 0.4rem;
  color: var(--color-ink);
}
.solution-list-item p {
  font-size: 0.9rem;
  color: var(--color-text-light);
}

/* CTA 行动召唤区 */
.cta-section {
  padding: 5rem 2rem;
  background: var(--color-ink);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 50%, rgba(185,28,28,0.15), transparent 60%);
}
.cta-section h2 {
  font-family: var(--font-serif);
  font-size: 2.5rem;
  color: #fff;
  margin-bottom: 1rem;
  position: relative;
}
.cta-section p {
  color: var(--color-mist);
  font-size: 1.1rem;
  margin-bottom: 2rem;
  position: relative;
}
.cta-section .btn-primary { position: relative; padding: 1.1rem 2.8rem; font-size: 1.05rem; }

@media (max-width: 1024px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 2rem; }
  .stat-item:nth-child(2)::after { display: none; }
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .advantage-grid { grid-template-columns: 1fr; }
  .solution-showcase-inner { grid-template-columns: 1fr; gap: 2rem; }
}
@media (max-width: 600px) {
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .product-grid { grid-template-columns: 1fr; }
  .hero h1 { font-size: 2.2rem; }
}