/* Reset and Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Arial, sans-serif;
  color: #21201F;
  background-color: #FFFFFF;
  line-height: 1.6;
  overflow-x: hidden;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  width: 100%;
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background-color: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(10px);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.05);
  z-index: 1000;
  transition: all 0.3s ease;
}

.header.scrolled {
  background-color: rgba(255, 255, 255, 0.95);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 0;
}

.logo {
  font-size: 28px;
  font-weight: bold;
  color: #21201F;
}

.logo-highlight {
  color: #FFDB4D;
}

/* Buttons */
.btn {
  padding: 14px 32px;
  border: none;
  border-radius: 12px;
  font-size: 17px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.btn-primary {
  background-color: #FFDB4D;
  color: #21201F;
}

.btn-primary:hover {
  background-color: #FFC700;
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 8px 25px rgba(255, 219, 77, 0.5);
}

.btn-primary:active {
  transform: translateY(-1px) scale(0.98);
}

.header-btn {
  padding: 12px 28px;
  font-size: 15px;
}

/* Hero Section */
.hero {
  margin-top: 80px;
  position: relative;
  min-height: 700px;
  display: flex;
  align-items: center;
  overflow: hidden;
  /* background: linear-gradient(135deg, #FFFFFF 0%, #FFFEF8 100%); */
  background-image: url(./bg.jpg);
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.hero-background {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  /* background: radial-gradient(circle at 20% 50%, rgba(255, 219, 77, 0.15) 0%, transparent 50%), */
  /* radial-gradient(circle at 80% 80%, rgba(255, 219, 77, 0.1) 0%, transparent 50%); */
  background-color: rgba(0, 0, 0, 0.3);
  pointer-events: none;
}

.hero-content {
  position: relative;
  padding: 80px 0;
  width: 100%;
}

.hero-title {
  font-size: 72px;
  font-weight: 800;
  margin-bottom: 24px;
  line-height: 1.1;
  color: #fff;
  letter-spacing: -0.02em;
}

.hero-subtitle {
  font-size: 28px;
  margin-bottom: 48px;
  color: #fff;
  font-weight: 500;
  line-height: 1.4;
}

.btn-hero {
  padding: 24px 56px;
  font-size: 20px;
  font-weight: 700;
  border-radius: 16px;
  box-shadow: 0 10px 40px rgba(255, 219, 77, 0.3);
}

.btn-hero:hover {
  box-shadow: 0 15px 50px rgba(255, 219, 77, 0.5);
}

.btn-arrow {
  font-size: 24px;
  transition: transform 0.3s ease;
}

.btn-hero:hover .btn-arrow {
  transform: translateX(5px);
}

.hero-note {
  margin-top: 24px;
  font-size: 16px;
  color: #cdcdcd;
  font-weight: 400;
}

/* Section Titles */
.section-title {
  font-size: 56px;
  font-weight: 800;
  text-align: center;
  margin-bottom: 72px;
  color: #21201F;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

/* Key Numbers Section */
.key-numbers {
  padding: 100px 0;
  background-color: #FFFFFF;
}

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

.number-card {
  background-color: #F5F4F2;
  padding: 60px 40px;
  border-radius: 24px;
  text-align: center;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.number-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
}

.number-value {
  font-size: 56px;
  font-weight: 800;
  color: #21201F;
  margin-bottom: 16px;
  line-height: 1;
}

.number-label {
  font-size: 18px;
  color: #666;
  font-weight: 500;
}

/* How to Start Section */
.how-to-start {
  padding: 120px 0;
  background: linear-gradient(180deg, #FFFFFF 0%, #F5F4F2 100%);
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 48px;
}

.step-card {
  background-color: #FFFFFF;
  padding: 56px 40px;
  border-radius: 24px;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.06);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.step-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.12);
}

.step-number {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, #FFDB4D 0%, #FFC700 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 40px;
  font-weight: 800;
  color: #21201F;
  margin-bottom: 32px;
}

.step-title {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 16px;
  color: #21201F;
}

.step-description {
  font-size: 17px;
  color: #666;
  line-height: 1.6;
  margin-bottom: 32px;
}

/* Delivery Methods Section */
.delivery-methods {
  padding: 120px 0;
  background-color: #F5F4F2;
}

.delivery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 32px;
}

.delivery-card {
  background-color: #FFFFFF;
  padding: 56px 32px;
  border-radius: 24px;
  text-align: center;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
}

.delivery-card:hover {
  transform: translateY(-12px) scale(1.02);
  box-shadow: 0 25px 70px rgba(0, 0, 0, 0.15);
}

.delivery-icon {
  font-size: 72px;
  margin-bottom: 24px;
}

.delivery-type {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 12px;
  color: #21201F;
}

.delivery-income {
  font-size: 28px;
  font-weight: 700;
  color: #FFDB4D;
}

/* Benefits Section */
.benefits {
  padding: 120px 0;
  background-color: #FFFFFF;
}

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 32px;
}

.benefit-card {
  background-color: #F5F4F2;
  padding: 48px 36px;
  border-radius: 20px;
  transition: all 0.3s ease;
}

.benefit-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.1);
  background-color: #FFDB4D;
}

.benefit-icon {
  font-size: 56px;
  margin-bottom: 24px;
}

.benefit-title {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 12px;
  color: #21201F;
}

.benefit-description {
  font-size: 17px;
  color: #666;
  line-height: 1.6;
}

/* CTA Section */
.cta-section {
  padding: 120px 0;
  background: linear-gradient(135deg, #21201F 0%, #3A3835 100%);
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(255, 219, 77, 0.15) 0%, transparent 70%);
  border-radius: 50%;
}

.cta-content {
  text-align: center;
  position: relative;
  z-index: 1;
}

.cta-title {
  font-size: 64px;
  font-weight: 800;
  color: #FFFFFF;
  margin-bottom: 24px;
  letter-spacing: -0.02em;
}

.cta-subtitle {
  font-size: 24px;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 48px;
  font-weight: 500;
}

.btn-cta {
  padding: 28px 64px;
  font-size: 22px;
  font-weight: 700;
  border-radius: 16px;
  box-shadow: 0 15px 50px rgba(255, 219, 77, 0.4);
}

.btn-cta:hover {
  box-shadow: 0 20px 60px rgba(255, 219, 77, 0.6);
}

.cta-note {
  margin-top: 24px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.6);
  font-weight: 400;
}

/* Footer */
.footer {
  background-color: #F5F4F2;
  padding: 60px 0 40px;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 40px;
  flex-wrap: wrap;
  gap: 40px;
}

.footer-logo {
  font-size: 24px;
  font-weight: bold;
  color: #21201F;
}

.footer-links {
  display: flex;
  gap: 40px;
}

.footer-link {
  color: #666;
  text-decoration: none;
  font-size: 16px;
  font-weight: 500;
  transition: color 0.3s ease;
}

.footer-link:hover {
  color: #21201F;
}

.footer-bottom {
  text-align: center;
  padding-top: 32px;
  border-top: 2px solid rgba(33, 32, 31, 0.1);
}

.footer-copyright {
  color: #666;
  font-size: 15px;
  font-weight: 400;
}

/* Responsive Design */
@media (max-width: 768px) {
  .header-content {
    padding: 16px 0;
  }

  .logo {
    font-size: 24px;
  }

  .header-btn {
    padding: 10px 20px;
    font-size: 14px;
  }

  .hero {
    min-height: 600px;
    margin-top: 70px;
  }

  .hero-content {
    padding: 60px 0;
  }

  .hero-title {
    font-size: 48px;
  }

  .hero-subtitle {
    font-size: 20px;
    margin-bottom: 40px;
  }

  .btn-hero {
    padding: 18px 40px;
    font-size: 18px;
  }

  .section-title {
    font-size: 40px;
    margin-bottom: 48px;
  }

  .key-numbers,
  .how-to-start,
  .delivery-methods,
  .benefits,
  .cta-section {
    padding: 80px 0;
  }

  .numbers-grid,
  .steps-grid,
  .delivery-grid,
  .benefits-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .number-card {
    padding: 48px 32px;
  }

  .number-value {
    font-size: 48px;
  }

  .step-card {
    padding: 48px 32px;
  }

  .cta-title {
    font-size: 48px;
  }

  .cta-subtitle {
    font-size: 20px;
  }

  .btn-cta {
    padding: 20px 48px;
    font-size: 18px;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 36px;
  }

  .hero-subtitle {
    font-size: 18px;
  }

  .btn-hero {
    padding: 16px 36px;
    font-size: 17px;
  }

  .section-title {
    font-size: 32px;
    margin-bottom: 40px;
  }

  .number-value {
    font-size: 40px;
  }

  .number-label {
    font-size: 16px;
  }

  .step-title {
    font-size: 20px;
  }

  .delivery-icon {
    font-size: 56px;
  }

  .benefit-icon {
    font-size: 48px;
  }

  .cta-title {
    font-size: 36px;
  }

  .cta-subtitle {
    font-size: 18px;
  }

  .btn-cta {
    padding: 18px 40px;
    font-size: 17px;
  }

  .footer-content {
    flex-direction: column;
    text-align: center;
    gap: 24px;
  }

  .footer-links {
    flex-direction: column;
    gap: 16px;
  }
}