@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800;900&display=swap');

:root {
  --bg-dark: #070913;
  --bg-gradient-start: #0A0D1A;
  --bg-gradient-end: #030407;
  --accent-color: #00E5FF;
  --accent-color-hover: #00B0FF;
  --text-primary: #FFFFFF;
  --text-secondary: rgba(255, 255, 255, 0.7);
  --btn-bg: rgba(255, 255, 255, 0.08);
  --btn-border: rgba(255, 255, 255, 0.15);
  --glass-bg: rgba(13, 20, 35, 0.6);
  --glass-border: rgba(255, 255, 255, 0.08);
  --accent-glow: rgba(0, 229, 255, 0.2);
  --card-shadow: rgba(0, 0, 0, 0.5);
}

@media (prefers-color-scheme: light) {
  :root {
    --bg-dark: #FFFFFF;
    --bg-gradient-start: #FFFFFF;
    --bg-gradient-end: #F4F6F9;
    --accent-color: #0ea5e9;
    --accent-color-hover: #0284c7;
    --text-primary: #0F172A;
    --text-secondary: #475569;
    --btn-bg: rgba(15, 23, 42, 0.05);
    --btn-border: rgba(15, 23, 42, 0.1);
    --glass-bg: rgba(255, 255, 255, 0.75);
    --glass-border: rgba(15, 23, 42, 0.06);
    --accent-glow: rgba(14, 165, 233, 0.15);
    --card-shadow: rgba(15, 23, 42, 0.06);
  }
}

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

body {
  font-family: 'Outfit', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  background: radial-gradient(circle at top left, var(--bg-gradient-start), var(--bg-gradient-end));
  color: var(--text-primary);
  min-height: 100vh;
  overflow-x: hidden;
  line-height: 1.6;
  transition: background 0.3s, color 0.3s;
}

/* Background Glowing Blurs */
.blob {
  position: absolute;
  width: 600px;
  height: 600px;
  background: var(--accent-color);
  opacity: 0.08;
  filter: blur(140px);
  border-radius: 50%;
  z-index: -1;
  pointer-events: none;
  transition: background 0.5s ease;
}
.blob-top { top: -200px; left: -150px; }
.blob-bottom { bottom: 10%; right: -250px; background: #3b82f6; opacity: 0.06; }

/* Navbar */
nav {
  display: flex;
  align-items: center;
  padding: 2rem 5%;
  justify-content: space-between;
}

.logo-container {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.logo-container img {
  height: 48px;
  width: 48px;
  border-radius: 12px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.logo-text {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.5px;
}

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

.nav-links a {
  color: var(--text-primary);
  text-decoration: none;
  font-weight: 600;
  transition: color 0.3s;
}

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

/* Hero Section */
.hero {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 4rem 5% 2rem;
  max-width: 1400px;
  margin: 0 auto;
  gap: 4rem;
}

.hero-content {
  flex: 1;
  max-width: 600px;
}

.hero-title {
  font-size: 4.5rem;
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 1.5rem;
  color: var(--text-primary);
}

.hero-description {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: 2rem;
}

/* Buttons */
.store-buttons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.btn {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.9rem 1.8rem;
  border-radius: 100px;
  text-decoration: none;
  font-weight: 600;
  font-size: 1.05rem;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-primary {
  background: var(--text-primary);
  color: var(--bg-dark);
  box-shadow: 0 4px 20px var(--accent-glow);
}

.btn-primary:hover {
  background: var(--text-secondary);
  color: var(--bg-dark);
  transform: translateY(-3px);
  box-shadow: 0 8px 30px var(--accent-glow);
}

.btn-disabled {
  background: var(--btn-bg);
  border: 1px solid var(--btn-border);
  color: var(--text-secondary);
  cursor: not-allowed;
  position: relative;
  opacity: 0.7;
}

/* Glassmorphism Mockup Display */
.hero-visuals {
  flex: 1;
  display: flex;
  justify-content: center;
  position: relative;
  perspective: 1000px;
  height: 520px;
  width: 100%;
  max-width: 500px;
}

.mockup-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 32px;
  padding: 12px;
  backdrop-filter: blur(20px);
  box-shadow: 0 20px 50px var(--card-shadow);
  transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.5s;
  position: absolute;
  top: 10px;
  left: 20px;
  z-index: 1;
  width: 290px;
}

.mockup-card:hover {
  transform: translateY(-10px) rotateY(-5deg);
  box-shadow: 0 30px 60px rgba(0, 229, 255, 0.15);
  z-index: 3;
}

.mockup-img {
  border-radius: 22px;
  width: 100%;
  display: block;
}

.mockup-secondary {
  left: auto;
  right: 20px;
  top: auto;
  bottom: 10px;
  z-index: 2;
  transform: scale(0.9);
}

.mockup-secondary:hover {
  transform: scale(0.9) translateY(-10px) rotateY(5deg);
  box-shadow: 0 30px 60px rgba(0, 229, 255, 0.15);
  z-index: 4;
}

/* Icons */
.icon {
  width: 22px;
  height: 22px;
  fill: currentColor;
}

/* Badge */
.badge {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  background: var(--accent-color);
  color: #05070B;
  padding: 0.25rem 0.5rem;
  border-radius: 12px;
  position: absolute;
  top: -10px;
  right: -10px;
  font-weight: 800;
  box-shadow: 0 0 10px var(--accent-glow);
}

/* Features Section */
.features-section {
  padding: 5rem 5% 2rem;
  max-width: 1400px;
  margin: 0 auto;
}

.features-title {
  text-align: center;
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 3.5rem;
  color: var(--text-primary);
}

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

.feature-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 24px;
  padding: 2.5rem;
  backdrop-filter: blur(20px);
  box-shadow: 0 15px 35px var(--card-shadow);
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1), border-color 0.4s;
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--accent-color), transparent);
  opacity: 0;
  transition: opacity 0.4s;
}

.feature-card:hover {
  transform: translateY(-8px);
  border-color: rgba(0, 229, 255, 0.25);
}

.feature-card:hover::before {
  opacity: 1;
}

.feature-icon-wrapper {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: var(--btn-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  color: var(--text-primary);
  box-shadow: 0 4px 15px var(--accent-glow);
}

.feature-card h3 {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}

.feature-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* App Showcase */
.showcase {
  padding: 6rem 5% 4rem;
  max-width: 1400px;
  margin: 0 auto;
}

.showcase-title {
  text-align: center;
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 3.5rem;
  color: var(--text-primary);
}

.showcase-container {
  width: 100%;
  overflow-x: auto;
  padding-bottom: 2rem;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.showcase-container::-webkit-scrollbar {
  display: none;
}

.showcase-track {
  display: flex;
  gap: 2rem;
  min-width: max-content;
  padding: 1rem;
}

.showcase-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 28px;
  padding: 1rem;
  backdrop-filter: blur(20px);
  box-shadow: 0 15px 35px var(--card-shadow);
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.4s, border-color 0.4s;
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 280px;
}

.showcase-card:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: 0 25px 50px rgba(0, 229, 255, 0.15);
  border-color: rgba(0, 229, 255, 0.25);
}

.showcase-img {
  border-radius: 18px;
  width: 100%;
  height: auto;
  display: block;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

.showcase-caption {
  margin-top: 1rem;
  text-align: center;
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.4;
  padding: 0 0.5rem;
}

.showcase-caption strong {
  display: block;
  font-size: 1rem;
  color: var(--text-primary);
  margin-bottom: 0.35rem;
}

/* Footer */
footer {
  text-align: center;
  padding: 3rem 2rem;
  color: var(--text-secondary);
  font-size: 0.95rem;
  border-top: 1px solid var(--glass-border);
  margin-top: 4rem;
}

/* Responsive */
@media (max-width: 1100px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 968px) {
  .hero {
    flex-direction: column;
    text-align: center;
    padding-top: 2rem;
    gap: 3.5rem;
  }
  
  .hero-content {
    display: flex;
    flex-direction: column;
    align-items: center;
  }
  
  .hero-title {
    font-size: 3.8rem;
  }

  .hero-visuals {
    height: 500px;
  }

  .mockup-card {
    width: 260px;
    left: 20px;
  }

  .mockup-secondary {
    left: auto;
    right: 20px;
  }
}

@media (max-width: 768px) {
  .features-grid {
    grid-template-columns: 1fr;
  }

  .hero-visuals {
    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: center;
    gap: 1.5rem;
    height: auto;
    width: 100%;
    max-width: 100%;
    margin-top: 1rem;
    padding: 1rem 0;
  }

  .mockup-card {
    position: static;
    width: 45%;
    max-width: 200px;
    transform: none !important;
    box-shadow: 0 15px 35px var(--card-shadow);
  }

  .mockup-secondary {
    transform: scale(0.95) !important;
  }

  .showcase {
    padding-left: 0;
    padding-right: 0;
  }
  
  .showcase-track {
    padding-left: 5%;
    padding-right: 5%;
    -webkit-overflow-scrolling: touch; /* Smooth iOS inertia scroll */
  }
}

@media (max-width: 600px) {
  .hero-title {
    font-size: 2.8rem;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 2.4rem;
  }
  
  .hero-visuals {
    gap: 1rem;
  }

  .mockup-card {
    width: 48%;
  }

  .store-buttons {
    flex-direction: column;
    align-items: center;
    width: 100%;
    gap: 1rem;
  }

  .btn {
    width: 100%;
    max-width: 280px;
    justify-content: center;
  }
}