/* ========================================
   云南安宁红梨 - 红色+黄色水果风格
   ======================================== */

:root {
  --red-dark: #8B1A1A;
  --red-main: #C41E3A;
  --red-light: #E63946;
  --red-pale: #FFEBEE;
  --yellow-dark: #F4A300;
  --yellow-main: #FFD700;
  --yellow-light: #FFEC8B;
  --yellow-pale: #FFFDE7;
  --text-dark: #2D1B1B;
  --text-light: #5C4444;
  --white: #FFFFFF;
  --shadow: rgba(139, 26, 26, 0.15);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  color: var(--text-dark);
  line-height: 1.7;
  background: var(--white);
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ========================================
   Hero 区域
   ======================================== */

.hero {
  position: relative;
  background: linear-gradient(135deg, var(--red-dark) 0%, var(--red-main) 50%, var(--red-light) 100%);
  color: var(--white);
  padding: 100px 20px 120px;
  text-align: center;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle at 30% 70%, rgba(255, 215, 0, 0.15) 0%, transparent 50%),
              radial-gradient(circle at 70% 30%, rgba(255, 215, 0, 0.1) 0%, transparent 40%);
  animation: heroGlow 8s ease-in-out infinite;
}

@keyframes heroGlow {
  0%, 100% { transform: translate(0, 0) rotate(0deg); }
  50% { transform: translate(-2%, 2%) rotate(1deg); }
}

.hero-content {
  position: relative;
  z-index: 1;
}

.hero h1 {
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 700;
  letter-spacing: 0.1em;
  margin-bottom: 16px;
  text-shadow: 2px 4px 8px rgba(0,0,0,0.2);
}

.hero .subtitle {
  font-size: clamp(1.1rem, 3vw, 1.5rem);
  font-weight: 400;
  margin-bottom: 12px;
  opacity: 0.95;
}

.hero .tagline {
  font-size: 1.1rem;
  color: var(--yellow-main);
  margin-bottom: 40px;
  letter-spacing: 0.2em;
}

.hero-decoration {
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 60px;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1200 60'%3E%3Cpath fill='%23ffffff' d='M0,60 L0,30 Q150,0 300,30 T600,30 T900,30 T1200,30 L1200,60 Z'/%3E%3C/svg%3E") no-repeat bottom center;
  background-size: cover;
}

.btn {
  display: inline-block;
  background: linear-gradient(135deg, var(--yellow-dark), var(--yellow-main));
  color: var(--red-dark);
  padding: 16px 40px;
  border-radius: 50px;
  text-decoration: none;
  font-weight: 700;
  font-size: 1.1rem;
  transition: all 0.3s ease;
  box-shadow: 0 4px 20px rgba(244, 163, 0, 0.4);
}

.btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(244, 163, 0, 0.5);
}

/* ========================================
   特色优势
   ======================================== */

.features {
  padding: 80px 0;
  background: var(--yellow-pale);
}

.features h2 {
  text-align: center;
  font-size: 2rem;
  color: var(--red-dark);
  margin-bottom: 50px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
}

.feature-card {
  background: var(--white);
  border-radius: 20px;
  padding: 40px 30px;
  text-align: center;
  box-shadow: 0 8px 30px var(--shadow);
  transition: transform 0.3s ease;
}

.feature-card:hover {
  transform: translateY(-8px);
}

.feature-icon {
  font-size: 3.5rem;
  margin-bottom: 20px;
}

.feature-card h3 {
  font-size: 1.3rem;
  color: var(--red-main);
  margin-bottom: 12px;
}

.feature-card p {
  color: var(--text-light);
  font-size: 0.95rem;
}

/* ========================================
   产品展示
   ======================================== */

.products {
  padding: 80px 0;
  background: var(--white);
}

.products h2 {
  text-align: center;
  font-size: 2rem;
  color: var(--red-dark);
  margin-bottom: 50px;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}

.product-card {
  background: var(--white);
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 8px 30px var(--shadow);
  transition: transform 0.3s ease;
}

.product-card:hover {
  transform: translateY(-8px);
}

.product-img {
  height: 220px;
  background: linear-gradient(135deg, var(--red-main), var(--yellow-main));
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.product-img::before {
  content: "🍐";
  font-size: 5rem;
  filter: drop-shadow(0 4px 8px rgba(0,0,0,0.2));
}

.red-pear-1::before { content: "🍐"; }
.red-pear-2::before { content: "🍐"; transform: scale(0.9); }
.red-pear-3::before { content: "🍐"; transform: scale(0.8); }

.product-info {
  padding: 25px;
  text-align: center;
}

.product-info h3 {
  font-size: 1.3rem;
  color: var(--red-dark);
  margin-bottom: 8px;
}

.product-info p {
  color: var(--text-light);
  font-size: 0.95rem;
  margin-bottom: 12px;
}

.price {
  display: inline-block;
  background: linear-gradient(135deg, var(--red-main), var(--red-light));
  color: var(--white);
  padding: 8px 20px;
  border-radius: 20px;
  font-weight: 600;
}

/* ========================================
   关于我们
   ======================================== */

.about {
  padding: 80px 0;
  background: linear-gradient(180deg, var(--red-pale) 0%, var(--white) 100%);
}

.about-content {
  text-align: center;
  max-width: 800px;
  margin: 0 auto 50px;
}

.about h2 {
  font-size: 2rem;
  color: var(--red-dark);
  margin-bottom: 30px;
}

.about p {
  color: var(--text-light);
  font-size: 1.05rem;
  margin-bottom: 20px;
}

.about-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  max-width: 700px;
  margin: 0 auto;
}

.stat {
  text-align: center;
  padding: 30px 20px;
  background: var(--white);
  border-radius: 16px;
  box-shadow: 0 4px 20px var(--shadow);
}

.stat-num {
  display: block;
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--red-main);
}

.stat-label {
  color: var(--text-light);
  font-size: 0.95rem;
}

/* ========================================
   联系方式
   ======================================== */

.contact {
  padding: 80px 0;
  background: linear-gradient(135deg, var(--red-dark), var(--red-main));
  color: var(--white);
  text-align: center;
}

.contact h2 {
  font-size: 2rem;
  margin-bottom: 15px;
}

.contact-intro {
  opacity: 0.9;
  margin-bottom: 40px;
  font-size: 1.1rem;
}

.contact-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 30px;
  max-width: 800px;
  margin: 0 auto 40px;
}

.contact-card {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  padding: 30px 20px;
  backdrop-filter: blur(10px);
}

.contact-icon {
  font-size: 2.5rem;
  display: block;
  margin-bottom: 15px;
}

.contact-card h3 {
  font-size: 1.2rem;
  margin-bottom: 8px;
}

.contact-card p {
  opacity: 0.85;
}

.btn-large {
  padding: 18px 50px;
  font-size: 1.2rem;
}

/* ========================================
   页脚
   ======================================== */

footer {
  background: var(--red-dark);
  color: var(--white);
  text-align: center;
  padding: 30px 0;
  font-size: 0.9rem;
  opacity: 0.9;
}

/* ========================================
   响应式
   ======================================== */

@media (max-width: 768px) {
  .hero {
    padding: 60px 20px 80px;
  }

  .hero .tagline {
    letter-spacing: 0.1em;
  }

  .features, .products, .about, .contact {
    padding: 60px 0;
  }

  .about-stats {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .stat {
    padding: 20px;
  }

  .stat-num {
    font-size: 2rem;
  }

  .feature-card, .product-card {
    padding: 30px 20px;
  }

  .contact-cards {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .btn {
    padding: 14px 30px;
    font-size: 1rem;
  }

  .hero h1 {
    letter-spacing: 0.05em;
  }

  .feature-grid, .product-grid {
    grid-template-columns: 1fr;
  }
}