/* Lifestyle App Studio - Main Stylesheet */

:root {
  --primary: #6366f1;
  --primary-dark: #4f46e5;
  --primary-light: #818cf8;
  --secondary: #ec4899;
  --accent: #06b6d4;
  --dark: #0f172a;
  --dark-light: #1e293b;
  --gray: #64748b;
  --gray-light: #94a3b8;
  --light: #f1f5f9;
  --white: #ffffff;
  --gradient: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  --gradient-subtle: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #ec4899 100%);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--dark);
  color: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
}

a {
  text-decoration: none;
  color: inherit;
}

/* Navigation */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  padding: 1rem 2rem;
  background: rgba(15, 23, 42, 0.9);
  backdrop-filter: blur(20px);
  z-index: 1000;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  color: var(--gray-light);
  font-weight: 500;
  transition: color 0.3s;
}

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

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 6rem 2rem 4rem;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle at 30% 20%, rgba(99, 102, 241, 0.15) 0%, transparent 50%),
              radial-gradient(circle at 70% 80%, rgba(236, 72, 153, 0.1) 0%, transparent 50%);
  animation: float 20s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translate(0, 0) rotate(0deg); }
  50% { transform: translate(-2%, 2%) rotate(5deg); }
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 900px;
}

.hero h1 {
  font-size: clamp(2.5rem, 8vw, 5rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 1.5rem;
}

.hero h1 span {
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero p {
  font-size: 1.25rem;
  color: var(--gray-light);
  max-width: 600px;
  margin: 0 auto 2.5rem;
}

.cta-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem 2rem;
  border-radius: 50px;
  font-weight: 600;
  font-size: 1rem;
  transition: all 0.3s ease;
  cursor: pointer;
  border: none;
}

.btn-primary {
  background: var(--gradient);
  color: var(--white);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 40px rgba(99, 102, 241, 0.4);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.1);
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.15);
  transform: translateY(-2px);
}

/* Section Styles */
section {
  padding: 6rem 2rem;
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 4rem;
}

.section-header h2 {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.section-header p {
  color: var(--gray-light);
  font-size: 1.1rem;
}

/* Apps Grid */
.apps-section {
  background: var(--dark-light);
}

.apps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
  max-width: 1400px;
  margin: 0 auto;
}

.app-card {
  background: var(--dark);
  border-radius: 20px;
  padding: 2rem;
  border: 1px solid rgba(255, 255, 255, 0.05);
  transition: all 0.4s ease;
  position: relative;
  overflow: hidden;
}

.app-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient);
  opacity: 0;
  transition: opacity 0.3s;
}

.app-card:hover {
  transform: translateY(-8px);
  border-color: rgba(99, 102, 241, 0.3);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

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

.app-icon {
  width: 64px;
  height: 64px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  margin-bottom: 1.5rem;
}

.app-card h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.app-card .tagline {
  color: var(--primary-light);
  font-size: 0.9rem;
  font-weight: 500;
  margin-bottom: 1rem;
}

.app-card p {
  color: var(--gray-light);
  font-size: 0.95rem;
  margin-bottom: 1.5rem;
}

.app-tags {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
}

.tag {
  padding: 0.35rem 0.75rem;
  background: rgba(99, 102, 241, 0.15);
  color: var(--primary-light);
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 500;
}

.app-card .learn-more {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--primary-light);
  font-weight: 600;
  transition: gap 0.3s;
}

.app-card .learn-more:hover {
  gap: 0.75rem;
}

/* Categories Section */
.categories {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 3rem;
}

.category-btn {
  padding: 0.75rem 1.5rem;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 30px;
  color: var(--gray-light);
  cursor: pointer;
  transition: all 0.3s;
  font-size: 0.95rem;
}

.category-btn:hover,
.category-btn.active {
  background: var(--primary);
  border-color: var(--primary);
  color: var(--white);
}

/* Features Section */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.feature-card {
  text-align: center;
  padding: 2.5rem;
}

.feature-icon {
  width: 80px;
  height: 80px;
  border-radius: 20px;
  background: var(--gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  margin: 0 auto 1.5rem;
}

.feature-card h3 {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
}

.feature-card p {
  color: var(--gray-light);
}

/* Footer */
.footer {
  background: var(--dark-light);
  padding: 4rem 2rem 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 3rem;
}

.footer-brand h3 {
  font-size: 1.5rem;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 1rem;
}

.footer-brand p {
  color: var(--gray-light);
  font-size: 0.95rem;
}

.footer-links h4 {
  font-size: 1rem;
  margin-bottom: 1rem;
  color: var(--white);
}

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

.footer-links li {
  margin-bottom: 0.5rem;
}

.footer-links a {
  color: var(--gray-light);
  transition: color 0.3s;
}

.footer-links a:hover {
  color: var(--primary-light);
}

.footer-bottom {
  max-width: 1200px;
  margin: 3rem auto 0;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  text-align: center;
  color: var(--gray);
  font-size: 0.9rem;
}

/* App Page Styles */
.app-hero {
  min-height: 70vh;
  display: flex;
  align-items: center;
  padding: 8rem 2rem 4rem;
  position: relative;
}

.app-hero-content {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.app-hero-text h1 {
  font-size: 3.5rem;
  font-weight: 800;
  margin-bottom: 1rem;
}

.app-hero-text .tagline {
  font-size: 1.5rem;
  color: var(--primary-light);
  margin-bottom: 1.5rem;
}

.app-hero-text .description {
  font-size: 1.1rem;
  color: var(--gray-light);
  margin-bottom: 2rem;
}

.app-hero-visual {
  display: flex;
  justify-content: center;
}

.phone-mockup {
  width: 280px;
  height: 560px;
  background: var(--dark-light);
  border-radius: 40px;
  border: 4px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 4rem;
  position: relative;
  overflow: hidden;
}

.phone-mockup::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(180deg, rgba(99, 102, 241, 0.1) 0%, transparent 50%);
}

/* App Features */
.app-features {
  background: var(--dark-light);
}

.features-list {
  max-width: 1000px;
  margin: 0 auto;
}

.feature-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 2rem;
  padding: 2rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  align-items: start;
}

.feature-number {
  width: 48px;
  height: 48px;
  background: var(--gradient);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.25rem;
}

.feature-item h3 {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

.feature-item p {
  color: var(--gray-light);
}

/* Pricing Section */
.pricing-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  max-width: 900px;
  margin: 0 auto;
}

.pricing-card {
  background: var(--dark-light);
  border-radius: 24px;
  padding: 2.5rem;
  border: 1px solid rgba(255, 255, 255, 0.05);
  position: relative;
}

.pricing-card.featured {
  border-color: var(--primary);
  transform: scale(1.05);
}

.pricing-card.featured::before {
  content: 'Popular';
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gradient);
  padding: 0.25rem 1rem;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 600;
}

.pricing-card h3 {
  font-size: 1.25rem;
  margin-bottom: 1rem;
}

.price {
  font-size: 3rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
}

.price span {
  font-size: 1rem;
  color: var(--gray-light);
  font-weight: 400;
}

.pricing-card ul {
  list-style: none;
  margin: 2rem 0;
}

.pricing-card li {
  padding: 0.5rem 0;
  color: var(--gray-light);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.pricing-card li::before {
  content: '✓';
  color: var(--primary-light);
  font-weight: bold;
}

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

.store-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1.5rem;
  background: var(--dark-light);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  transition: all 0.3s;
}

.store-btn:hover {
  background: var(--dark);
  border-color: var(--primary);
}

.store-btn-icon {
  font-size: 1.5rem;
}

.store-btn-text {
  text-align: left;
}

.store-btn-text small {
  font-size: 0.7rem;
  color: var(--gray-light);
  display: block;
}

.store-btn-text span {
  font-weight: 600;
}

/* Responsive */
@media (max-width: 768px) {
  .navbar {
    padding: 1rem;
  }

  .nav-links {
    display: none;
  }

  .hero h1 {
    font-size: 2.5rem;
  }

  .app-hero-content {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .app-hero-text h1 {
    font-size: 2.5rem;
  }

  .cta-buttons {
    flex-direction: column;
    align-items: center;
  }

  .store-buttons {
    justify-content: center;
  }

  .pricing-card.featured {
    transform: none;
  }
}

/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-in {
  animation: fadeInUp 0.6s ease forwards;
}

/* Back Link */
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--gray-light);
  margin-bottom: 2rem;
  transition: color 0.3s;
}

.back-link:hover {
  color: var(--white);
}