:root {
  --bg-color: #fcfcfc;
  --bg-gradient: radial-gradient(circle at top right, #f4c0cb 0%, #fcfcfc 40%, #fcfcfc 100%);
  --text-main: #333333;
  --text-muted: #666666;
  --accent-red: #c60f2b;
  --accent-red-hover: #9c0b21;
  --accent-green: #00c853;
  --card-bg: rgba(255, 255, 255, 0.85);
  --card-border: rgba(255, 255, 255, 0.6);
  --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
  --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.05), 0 4px 6px -2px rgba(0, 0, 0, 0.03);
  --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.05), 0 10px 10px -5px rgba(0, 0, 0, 0.02);
  --font-family: 'Inter', system-ui, -apple-system, sans-serif;
  --border-radius-lg: 24px;
  --border-radius-md: 16px;
  --border-radius-pill: 9999px;
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  font-family: var(--font-family);
  background: var(--bg-gradient);
  background-color: var(--bg-color);
  background-attachment: fixed;
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4 {
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.03em;
}

h1 {
  font-size: clamp(3rem, 5vw, 4.5rem);
  color: var(--text-main);
  margin-bottom: 1rem;
}

h2 {
  font-size: clamp(2rem, 3vw, 2.5rem);
  margin-bottom: 1rem;
}

p {
  color: var(--text-muted);
  font-size: 1.125rem;
  margin-bottom: 1.5rem;
}

/* Layout container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* Navbar */
nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 2rem;
  position: fixed;
  width: 100%;
  top: 0;
  z-index: 100;
  background: rgba(252, 252, 252, 0.6);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,0.4);
  transition: all var(--transition-normal);
}

.logo {
  font-size: 1.75rem;
  font-weight: 800;
  letter-spacing: -0.05em;
  color: var(--text-main);
  text-decoration: none;
  text-transform: uppercase;
}

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

.nav-links {
  display: flex;
  gap: 2rem;
  align-items: center;
}

.nav-links a {
  text-decoration: none;
  color: var(--text-main);
  font-weight: 500;
  font-size: 0.95rem;
  transition: color var(--transition-fast);
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.875rem 1.75rem;
  border-radius: var(--border-radius-pill);
  font-weight: 600;
  text-decoration: none;
  transition: all var(--transition-fast);
  cursor: pointer;
  border: none;
  font-size: 1rem;
}

.btn-primary {
  background-color: var(--accent-red);
  color: white;
  box-shadow: 0 4px 14px rgba(198, 15, 43, 0.3);
}

.btn-primary:hover {
  background-color: var(--accent-red-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(198, 15, 43, 0.4);
}

.btn-secondary {
  background-color: white;
  color: var(--text-main);
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(0,0,0,0.05);
}

.btn-secondary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

/* Hero Section */
.hero {
  padding: 10rem 0 6rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  min-height: 100vh;
}

.hero-content {
  max-width: 600px;
}

.hero-tag {
  display: inline-block;
  padding: 0.5rem 1rem;
  background: rgba(198, 15, 43, 0.08);
  color: var(--accent-red);
  border-radius: var(--border-radius-pill);
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
  letter-spacing: 0.5px;
}

.store-buttons {
  display: flex;
  gap: 1rem;
  margin-top: 2rem;
}

.hero-image-wrapper {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-image-wrapper::before {
  content: '';
  position: absolute;
  width: 120%;
  height: 120%;
  background: radial-gradient(circle, rgba(198, 15, 43, 0.08) 0%, rgba(255,255,255,0) 70%);
  z-index: -1;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.app-mockup {
  width: 100%;
  max-width: 320px;
  border-radius: 40px;
  box-shadow: var(--shadow-lg);
  border: 8px solid white;
  transform: rotate(-2deg);
  transition: transform var(--transition-normal);
}

.app-mockup:hover {
  transform: rotate(0deg) scale(1.02);
}

/* Features Section */
.features {
  padding: 8rem 0;
  background: white;
  position: relative;
}

.features-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 5rem;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 4rem;
  align-items: center;
}

.feature-grid:nth-child(even) .feature-text {
  order: 2;
}

.feature-grid:nth-child(even) .feature-image {
  order: 1;
}

.feature-row {
  display: flex;
  align-items: center;
  gap: 4rem;
  margin-bottom: 8rem;
}

.feature-row:nth-child(even) {
  flex-direction: row-reverse;
}

.feature-text {
  flex: 1;
}

.feature-image {
  flex: 1;
  display: flex;
  justify-content: center;
}

.feature-image img {
  width: 100%;
  max-width: 300px;
  border-radius: 32px;
  box-shadow: var(--shadow-lg);
  border: 6px solid #f9f9f9;
}

/* Glassmorphism Cards */
.glass-card {
  background: var(--card-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--card-border);
  border-radius: var(--border-radius-lg);
  padding: 2.5rem;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-normal);
}

.glass-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.feature-icon {
  width: 48px;
  height: 48px;
  background: rgba(198, 15, 43, 0.1);
  color: var(--accent-red);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-top: 4rem;
}

/* CTA Section */
.cta {
  padding: 8rem 0;
  text-align: center;
  background: linear-gradient(135deg, var(--bg-color) 0%, #f9ebed 100%);
}

.cta h2 {
  font-size: 3rem;
  margin-bottom: 1.5rem;
}

/* Footer */
footer {
  background: white;
  padding: 4rem 0 2rem;
  border-top: 1px solid rgba(0,0,0,0.05);
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
}

.footer-links {
  display: flex;
  gap: 1.5rem;
}

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color var(--transition-fast);
}

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

.copyright {
  text-align: center;
  color: #999;
  font-size: 0.875rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(0,0,0,0.05);
}

/* Animations */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s cubic-bezier(0.5, 0, 0, 1);
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

/* Responsive */
@media (max-width: 992px) {
  .hero {
    grid-template-columns: 1fr;
    text-align: center;
    padding-top: 8rem;
  }
  
  .hero-content {
    margin: 0 auto;
  }
  
  .store-buttons {
    justify-content: center;
  }
  
  .feature-row, .feature-row:nth-child(even) {
    flex-direction: column;
    text-align: center;
    gap: 2rem;
  }
  
  .grid-3 {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  h1 { font-size: 2.5rem; }
  h2 { font-size: 2rem; }
  .store-buttons {
    flex-direction: column;
  }
  .nav-links {
    display: none; /* simple mobile menu hidden for now */
  }
}