/* Reset and base styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  background:
    /* Left: yellow gradient fading toward center */
    linear-gradient(90deg, rgba(250, 204, 21, 0.10) 0%, rgba(245, 158, 11, 0.06) 35%, rgba(217, 119, 6, 0.03) 60%, rgba(217, 119, 6, 0) 70%),
    /* Right: yellow gradient fading toward center */
    linear-gradient(270deg, rgba(250, 204, 21, 0.10) 0%, rgba(245, 158, 11, 0.06) 35%, rgba(217, 119, 6, 0.03) 60%, rgba(217, 119, 6, 0) 70%),
    #ffffff;
  color: #0f1115;
  font-family: 'Inter', sans-serif;
  font-weight: 400;
  line-height: 1.6;
  margin: 0;
  padding: 0;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Header Navigation */
.header {
  padding: 24px 0;
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
  margin-bottom: 0;
}

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.nav-left, .nav-right {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-center {
  flex: 1;
  text-align: center;
}

.logo {
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: #0f1115;
  margin: 0;
}

.nav-link {
  text-decoration: none;
  color: #1f2937;
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  transition: color 0.2s ease;
}

.nav-link:hover {
  color: #065f46;
}

.cart-icon {
  position: relative;
  width: 20px;
  height: 20px;
  background: #e5e7eb;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.cart-count {
  color: #ffffff;
  font-size: 0.75rem;
  font-weight: 600;
}



/* Hero Section */
.hero {
  background: transparent;
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.hero::before { content: none; }

@keyframes auroraShift {
  0% { transform: translate3d(0, 0, 0) scale(1); opacity: 0.6; }
  50% { transform: translate3d(2%, -1%, 0) scale(1.03); opacity: 0.8; }
  100% { transform: translate3d(0, 0, 0) scale(1); opacity: 0.6; }
}

.hero-container {
  max-width: 1600px;
  margin: 0 auto;
  padding: 0 24px;
  width: 100%;
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px 60px;
  align-items: start;
  min-height: 80vh;
  padding: 10px 0 20px 0;
}

.hero-left {
  display: flex;
  flex-direction: column;
  justify-content: center;
  height: 100%;
  padding-right: 20px;
}

.hero-title {
  font-size: 4.5rem;
  font-weight: 800;
  color: #0b0f14;
  margin: 0 0 20px 0;
  letter-spacing: -0.04em;
  line-height: 0.9;
  text-shadow: 0 6px 26px rgba(0, 0, 0, 0.15);
  background: linear-gradient(135deg, #0b0f14 0%, #1f2937 60%, #0b0f14 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-tagline {
  font-size: 1.4rem;
  font-weight: 300;
  color: rgba(15, 17, 21, 0.7);
  letter-spacing: 0.1em;
  margin: 0 0 40px 0;
  text-shadow: 0 3px 12px rgba(0, 0, 0, 0.12);
  text-transform: uppercase;
  font-style: italic;
}

.btn-download {
  display: inline-block;
  background: linear-gradient(135deg, #fde047 0%, #facc15 50%, #f59e0b 100%);
  color: #ffffff;
  border: 1px solid rgba(245, 158, 11, 0.4);
  backdrop-filter: blur(10px);
  box-shadow: 0 16px 44px rgba(245, 158, 11, 0.28), 0 2px 8px rgba(0, 0, 0, 0.10);
  border-radius: 14px;
  padding: 18px 45px;
  font-size: 1.1rem;
  font-weight: 700;
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  transition: all 0.3s ease;
  align-self: flex-start;
}

.btn-download:hover {
  background: linear-gradient(135deg, #fef08a 0%, #fde047 40%, #facc15 100%);
  transform: translateY(-2px);
  box-shadow: 0 22px 56px rgba(245, 158, 11, 0.32), 0 10px 24px rgba(0, 0, 0, 0.10);
  border-color: rgba(245, 158, 11, 0.6);
}

.hero-right {
  display: flex;
  flex-direction: column;
  gap: 30px;
  height: 100%;
}

.hero-image {
  width: 100%;
  max-width: 500px;
  height: auto;
  border-radius: 20px;
  box-shadow: 0 25px 80px rgba(0, 0, 0, 0.18);
  transition: transform 0.4s ease;
  filter: drop-shadow(0 0 20px rgba(16, 185, 129, 0.18));
  align-self: center;
  margin-top: 24px;
}

.hero-image:hover {
  transform: scale(1.02);
}

.hero-description {
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(8px);
  border-radius: 16px;
  padding: 30px;
  border: 1px solid rgba(0, 0, 0, 0.06);
  grid-column: 1 / -1;
  margin-top: -8px;
}

/* Direction section spacing tweaks */
.direction-section { margin: 16px 0 24px 0; }
.direction-section h3 { margin: 0 0 0px 0; }
.direction-section h4 { margin: 0; }
.direction-section h4 + h4 { margin-top: 12px; }
.direction-section + p { margin-top: 0; }

/* Reduce Direction Control title size and weight */
.hero-description .direction-section h3 {
  font-size: 1.3rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.hero-description h3 {
  font-size: 1.8rem;
  font-weight: 700;
  color: #0f1115;
  margin: 0 0 20px 0;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.12);
}

.hero-description p {
  font-size: 1rem;
  color: rgba(15, 17, 21, 0.82);
  line-height: 1.6;
  margin: 0 0 16px 0;
  text-shadow: 0 1px 6px rgba(0, 0, 0, 0.08);
}

.hero-description p:last-child {
  margin-bottom: 0;
}

.mode-section {
  margin: 20px 0;
}

.mode-section h4 {
  font-size: 1rem;
  font-weight: 600;
  color: rgba(15, 17, 21, 0.9);
  margin: 0 0 12px 0;
  line-height: 1.5;
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.08);
}

.mode-section h4:last-child {
  margin-bottom: 0;
}

/* Content Section */
.content {
  padding: 120px 0;
  background: #ffffff;
}

.content-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.content-description h3 {
  font-size: 2.5rem;
  font-weight: 700;
  color: #0f1115;
  margin-bottom: 24px;
  line-height: 1.3;
  text-align: center;
}

.content-description p {
  font-size: 1.25rem;
  color: #374151;
  margin-bottom: 20px;
  line-height: 1.8;
  text-align: center;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

/* Description Section */
.description {
  margin-bottom: 80px;
  padding: 60px 0;
  background: #f8fafc;
  border-radius: 16px;
}

.description-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.description .description-left h3 {
  font-size: 1.8rem !important;
  font-weight: 600;
  color: #0f1115;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
  margin-top: -160px;
}

.description-right {
  display: flex;
  justify-content: center;
  align-items: center;
}

.description-content h3 {
  font-size: 2rem;
  font-weight: 700;
  color: #0f1115;
  margin-bottom: 16px;
  line-height: 1.3;
  text-align: left;
}

.description-content p {
  font-size: 1.125rem;
  color: #374151;
  margin-bottom: 12px;
  line-height: 1.7;
  text-align: left;
}

.mode-section {
  margin: 16px 0;
  padding: 16px 0;
}

.mode-section h4 {
  font-size: 1.125rem;
  font-weight: 600;
  color: #0f1115;
  margin-bottom: 20px;
  line-height: 1.5;
}

.mode-section h4:last-child {
  margin-bottom: 0;
}

.description-title {
  font-size: 1.5rem;
  font-weight: 600;
  color: #0f1115;
  margin-bottom: 24px;
  line-height: 1.4;
}

.description-text {
  font-size: 1.125rem;
  color: #374151;
  margin-bottom: 40px;
  line-height: 1.7;
}

.cta-buttons {
  display: flex;
  gap: 16px;
}

.btn-primary, .btn-secondary {
  padding: 16px 32px;
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: all 0.2s ease;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.btn-primary {
  background: linear-gradient(135deg, #a855f7 0%, #7c3aed 50%, #4c1d95 100%);
  background: linear-gradient(135deg, #34d399 0%, #10b981 50%, #059669 100%);
  color: #ffffff;
  border: 1px solid rgba(5, 150, 105, 0.5);
  backdrop-filter: blur(10px);
  box-shadow: 0 12px 40px rgba(16, 185, 129, 0.3), 0 2px 8px rgba(0, 0, 0, 0.1);
  border-radius: 14px;
  padding: 18px 40px;
  font-size: 1.1rem;
  font-weight: 600;
}

.btn-primary:hover {
  background: linear-gradient(135deg, #6ee7b7 0%, #34d399 40%, #10b981 100%);
  transform: translateY(-2px);
  box-shadow: 0 18px 55px rgba(16, 185, 129, 0.35), 0 10px 25px rgba(0, 0, 0, 0.12);
  border-color: rgba(16, 185, 129, 0.7);
}

.btn-secondary {
  background: transparent;
  color: #0f1115;
  border: 1px solid rgba(0, 0, 0, 0.14);
}

.btn-secondary:hover {
  background: rgba(16, 185, 129, 0.06);
  color: #065f46;
  transform: translateY(-2px);
}

/* Features Section */
.features {
  margin-bottom: 80px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}

.feature-card {
  text-align: center;
  padding: 40px 24px;
  background: #f8fafc;
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: 12px;
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 24px 50px rgba(0,0,0,0.08);
  border-color: rgba(16, 185, 129, 0.25);
}

.feature-icon {
  font-size: 3rem;
  margin-bottom: 24px;
  display: block;
}

.feature-card h4 {
  font-size: 1.25rem;
  font-weight: 600;
  color: #0f1115;
  margin-bottom: 16px;
}

.feature-card p {
  font-size: 1rem;
  color: #4b5563;
  line-height: 1.6;
}

/* Footer */
.footer {
  padding: 40px 0;
  border-top: 1px solid rgba(0, 0, 0, 0.06);
  text-align: center;
  color: #6b7280;
  font-size: 0.875rem;
}

/* Responsive Design */
@media (max-width: 1200px) {
  .hero-container {
    max-width: 1200px;
  }
  
  .hero-content {
    gap: 40px;
  }
  
  .hero-title {
    font-size: 3.5rem;
  }
  
  .hero-image {
    max-width: 400px;
  }
}

@media (max-width: 1024px) {
  .hero-content {
    grid-template-columns: 1fr;
    gap: 50px;
    text-align: center;
  }
  
  .hero-left {
    align-items: center;
    padding-right: 0;
  }
  
  .hero-title {
    font-size: 3rem;
  }
  
  .hero-image {
    max-width: 350px;
  }
  
  .hero-description {
    max-width: 600px;
    margin: 0 auto;
  }
}

@media (max-width: 768px) {
  .nav {
    flex-direction: column;
    gap: 24px;
  }
  
  .nav-left, .nav-right {
    gap: 16px;
  }
  
  .hero {
    min-height: 100vh;
  }
  
  .hero-content {
    gap: 30px;
    padding: 20px 0;
  }
  
  .hero-title {
    font-size: 2.5rem;
  }
  
  .hero-tagline {
    font-size: 1.1rem;
  }
  
  .btn-download {
    padding: 16px 35px;
    font-size: 1rem;
  }
  
  .hero-image {
    max-width: 300px;
  }
  
  .hero-description {
    padding: 20px;
  }
  
  .hero-description h3 {
    font-size: 1.5rem;
  }
  
  .hero-description p {
    font-size: 0.9rem;
  }
  
  .mode-section h4 {
    font-size: 0.9rem;
  }
  
  .content {
    padding: 60px 0;
  }
  
  .content-description h3 {
    font-size: 1.8rem;
  }
  
  .content-description p {
    font-size: 1rem;
  }
}

@media (max-width: 480px) {
  .nav-left, .nav-right {
    flex-wrap: wrap;
    justify-content: center;
  }
  
  .product-title {
    font-size: 2rem;
  }
  
  .description-title {
    font-size: 1.25rem;
  }
}