:root {
  --primary: #1a4b94;
  --secondary: #3498db;
  --accent: #0abde3;
  --text: #333333;
  --light: #f9f9f9;
  --success: #27ae60;
  --warning: #f39c12;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Pretendard', 'Apple SD Gothic Neo', sans-serif;
}

body {
  background-color: var(--light);
  color: var(--text);
  line-height: 1.6;
}

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

/* Header */
header {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: white;
  padding: 20px 0;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 1.8rem;
  font-weight: 700;
  letter-spacing: -1px;
}

.logo span {
  color: var(--accent);
}

.nav-links {
  display: flex;
  gap: 30px;
}

.nav-links a {
  color: white;
  text-decoration: none;
  font-weight: 500;
  transition: all 0.3s ease;
}

.nav-links a:hover {
  color: var(--accent);
}

.cta-button {
  background-color: white;
  color: var(--primary);
  padding: 10px 24px;
  border-radius: 50px;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s ease;
  display: inline-block;
}

.cta-button:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

/* Hero Section */
.hero {
  display: flex;
  align-items: center;
  padding: 80px 0;
  background: linear-gradient(135deg, #e0f7fa, #bbdefb);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('/api/placeholder/600/400') no-repeat center center;
  background-size: cover;
  opacity: 0.1;
  z-index: 0;
}

.hero-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
  z-index: 1;
  width: 70%;
  margin: auto;
}

.hero-image {
  width: 50%;
  position: relative;
  z-index: 1;
  display: flex;
  justify-content: center;
}

.hero-image img {
  max-width: 100%;
  animation: float 3s ease-in-out infinite;
}

@keyframes float {
  0% { transform: translateY(0px); }
  50% { transform: translateY(-20px); }
  100% { transform: translateY(0px); }
}

h1 {
  font-size: 6rem;
  font-weight: 800;
  margin-bottom: 20px;
  line-height: 1.2;
  color: var(--primary);
}

.hero p {
  font-size: 1.2rem;
  margin-bottom: 30px;
  color: var(--text);
  max-width: 500px;
}

.hero-cta {
  display: flex;
  gap: 20px;
}

.secondary-button {
  background-color: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
  padding: 10px 24px;
  border-radius: 50px;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s ease;
}

.secondary-button:hover {
  background-color: var(--primary);
  color: white;
}

/* Features Section */
.features {
  padding: 80px 0;
  background-color: white;
}

.section-title {
  text-align: center;
  margin-bottom: 60px;
}

.section-title h2 {
  font-size: 2.5rem;
  color: var(--primary);
  position: relative;
  display: inline-block;
  margin-bottom: 20px;
}

.section-title h2::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 4px;
  background-color: var(--accent);
}

.section-title p {
  font-size: 1.2rem;
  color: #666;
  max-width: 700px;
  margin: 0 auto;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 40px;
}

.feature-card {
  background-color: var(--light);
  border-radius: 20px;
  padding: 40px 30px;
  transition: all 0.3s ease;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
}

.feature-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.feature-icon {
  font-size: 2.5rem;
  color: var(--primary);
  margin-bottom: 20px;
  display: inline-block;
}

.feature-card h3 {
  font-size: 1.5rem;
  margin-bottom: 15px;
  color: var(--primary);
}

.feature-card p {
  color: #666;
}

/* Shops Section */
.shops {
  padding: 80px 0;
  background-color: #f5f9ff;
}

.shops-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(170px, 1fr));
  gap: 30px;
  margin-top: 50px;
}

.shop-card {
  background-color: white;
  border-radius: 15px;
  overflow: hidden;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.05);
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 20px;
  text-align: center;
}

.shop-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.shop-card img {
  max-width: 80px;
  margin-bottom: 15px;
}

.shop-card h4 {
  font-size: 1.1rem;
  color: var(--text);
}

.shops-category {
  margin-top: 60px;
}

.category-title {
  font-size: 1.8rem;
  color: var(--primary);
  margin-bottom: 30px;
  padding-bottom: 10px;
  border-bottom: 2px solid #eaeaea;
}

/* How It Works */
.how-it-works {
  padding: 80px 0;
  background-color: white;
}

.steps {
  display: flex;
  justify-content: space-between;
  margin-top: 50px;
  position: relative;
}

.steps::before {
  content: '';
  position: absolute;
  top: 70px;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  z-index: 0;
}

.step {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  position: relative;
  z-index: 1;
  width: 180px;
}

.step-number {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 20px;
  position: relative;
  z-index: 2;
}

.step h3 {
  font-size: 1.3rem;
  margin-bottom: 15px;
  color: var(--primary);
}

.step p {
  font-size: 0.9rem;
  color: #666;
}

/* CTA Section */
.cta-section {
  padding: 100px 0;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: white;
  text-align: center;
}

.cta-section h2 {
  font-size: 2.5rem;
  margin-bottom: 20px;
}

.cta-section p {
  font-size: 1.2rem;
  margin-bottom: 40px;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.primary-button {
  background-color: white;
  color: var(--primary);
  padding: 15px 40px;
  border-radius: 50px;
  font-size: 1.1rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s ease;
  display: inline-block;
}

.primary-button:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
}

/* Footer */
footer {
  background-color: #1a2a3a;
  color: #a0b0c0;
  padding: 60px 0 20px;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 40px;
  margin-bottom: 60px;
}

.footer-column h3 {
  color: white;
  font-size: 1.3rem;
  margin-bottom: 25px;
  position: relative;
  padding-bottom: 10px;
}

.footer-column h3::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 40px;
  height: 3px;
  background-color: var(--accent);
}

.footer-column ul {
  list-style: none;
}

.footer-column ul li {
  margin-bottom: 12px;
}

.footer-column ul li a {
  color: #a0b0c0;
  text-decoration: none;
  transition: all 0.3s ease;
}

.footer-column ul li a:hover {
  color: white;
  padding-left: 5px;
}

.footer-contact p {
  margin-bottom: 15px;
  display: flex;
  align-items: center;
}

.footer-contact p i {
  margin-right: 10px;
  color: var(--accent);
}

.footer-bottom {
  border-top: 1px solid #2a3a4a;
  padding-top: 20px;
  text-align: center;
  font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 992px) {
  .hero {
      flex-direction: column;
      text-align: center;
      padding: 60px 0;
  }
  
  .hero-content, .hero-image {
      width: 100%;
  }
  
  .hero-content {
      margin-bottom: 40px;
  }
  
  .hero p {
      margin-left: auto;
      margin-right: auto;
  }
  
  .hero-cta {
      justify-content: center;
  }
  
  .steps {
      flex-direction: column;
      align-items: center;
      gap: 60px;
  }
  
  .steps::before {
      top: 0;
      bottom: 0;
      right: auto;
      left: 50%;
      width: 4px;
      height: 100%;
      transform: translateX(-50%);
  }
}

@media (max-width: 768px) {
  h1 {
      font-size: 2.2rem;
  }
  
  .nav-links {
      display: none;
  }
  
  .features-grid {
      grid-template-columns: 1fr;
  }
  
  .shops-grid {
      grid-template-columns: repeat(2, 1fr);
  }
}