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

:root {
  /* Color Palette */
  --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --secondary-gradient: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
  --accent-gradient: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
  --warm-gradient: linear-gradient(135deg, #fa709a 0%, #fee140 100%);
  
  --primary-color: #667eea;
  --secondary-color: #764ba2;
  --accent-color: #4facfe;
  --text-primary: #1a202c;
  --text-secondary: #4a5568;
  --text-muted: #718096;
  --background: #fafafa;
  --surface: #ffffff;
  --surface-elevated: #ffffff;
  --border: #e2e8f0;
  --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  
  /* Typography */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  --font-size-4xl: 2.25rem;
  --font-size-5xl: 3rem;
  
  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  
  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  --radius-full: 9999px;
  
  /* Transitions */
  --transition-fast: 0.15s ease-in-out;
  --transition-base: 0.25s ease-in-out;
  --transition-slow: 0.35s ease-in-out;
}

body {
  font-family: var(--font-family);
  background: var(--background);
  color: var(--text-primary);
  line-height: 1.6;
  font-size: var(--font-size-base);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-4);
}

/* Navigation */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  z-index: 1000;
  transition: all var(--transition-base);
}

.nav-scrolled {
  background: rgba(255, 255, 255, 0.98);
  box-shadow: var(--shadow-md);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-4);
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 70px;
}

.nav-brand .brand {
  font-size: var(--font-size-xl);
  font-weight: 800;
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

.nav-link {
  text-decoration: none;
  color: var(--text-secondary);
  font-weight: 500;
  transition: color var(--transition-fast);
}

.nav-link:hover {
  color: var(--primary-color);
}

.nav-cta {
  background: var(--primary-gradient);
  color: white !important;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  font-weight: 600;
}

.nav-cta:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

/* Hero Section */
.hero {
  background: var(--primary-gradient);
  color: white;
  padding: calc(70px + var(--space-20)) 0 var(--space-20);
  position: relative;
  overflow: hidden;
}

.hero-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-4);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: center;
  min-height: 80vh;
}

.hero-content {
  z-index: 2;
}

.hero-title {
  font-size: var(--font-size-5xl);
  font-weight: 800;
  margin-bottom: var(--space-6);
  line-height: 1.1;
}

.hero-title .brand {
  background: linear-gradient(135deg, #ffffff 0%, #f0f9ff 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-size: var(--font-size-5xl);
}

.hero-subtitle {
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-8);
  opacity: 0.9;
  font-weight: 400;
}

.hero-actions {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 400px;
}

.floating-elements {
  position: relative;
  width: 300px;
  height: 300px;
}

.floating-element {
  position: absolute;
  font-size: 2rem;
  animation: float 6s ease-in-out infinite;
}

.element-1 {
  top: 10%;
  left: 20%;
  animation-delay: 0s;
}

.element-2 {
  top: 20%;
  right: 10%;
  animation-delay: 1.5s;
}

.element-3 {
  bottom: 30%;
  left: 10%;
  animation-delay: 3s;
}

.element-4 {
  bottom: 10%;
  right: 20%;
  animation-delay: 4.5s;
}

@keyframes float {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  50% { transform: translateY(-20px) rotate(180deg); }
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-full);
  text-decoration: none;
  font-weight: 600;
  font-size: var(--font-size-base);
  border: none;
  cursor: pointer;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: left var(--transition-slow);
}

.btn:hover::before {
  left: 100%;
}

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

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

.btn-secondary {
  background: rgba(255, 255, 255, 0.2);
  color: white;
  border: 2px solid rgba(255, 255, 255, 0.3);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.3);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--primary-color);
  border: 2px solid var(--primary-color);
}

.btn-outline:hover {
  background: var(--primary-color);
  color: white;
  transform: translateY(-2px);
}

/* Sections */
section {
  padding: var(--space-20) 0;
}

.section-title {
  font-size: var(--font-size-4xl);
  font-weight: 700;
  text-align: center;
  margin-bottom: var(--space-12);
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Daily Vibe Section */
.daily-vibe {
  background: var(--surface);
}

.quote-card {
  background: var(--surface-elevated);
  border-radius: var(--radius-2xl);
  padding: var(--space-8);
  box-shadow: var(--shadow-lg);
  margin-bottom: var(--space-8);
  border: 1px solid var(--border);
  transition: all var(--transition-base);
}

.quote-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

.quote {
  font-size: var(--font-size-2xl);
  font-style: italic;
  text-align: center;
  margin-bottom: var(--space-4);
  color: var(--text-primary);
  line-height: 1.5;
}

.quote-author {
  text-align: center;
  color: var(--text-muted);
  font-weight: 500;
}

.quote-actions {
  display: flex;
  justify-content: center;
  gap: var(--space-4);
  flex-wrap: wrap;
}

/* Features Section */
.features {
  background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-8);
  margin-top: var(--space-12);
}

.feature-card {
  background: var(--surface);
  padding: var(--space-8);
  border-radius: var(--radius-xl);
  text-align: center;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
  border: 1px solid var(--border);
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.feature-icon {
  font-size: 3rem;
  margin-bottom: var(--space-4);
}

.feature-card h3 {
  font-size: var(--font-size-xl);
  font-weight: 600;
  margin-bottom: var(--space-3);
  color: var(--text-primary);
}

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

/* Shop Section */
.shop {
  background: var(--surface);
}

.shop-card {
  background: var(--primary-gradient);
  border-radius: var(--radius-2xl);
  padding: var(--space-12);
  color: white;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: center;
  box-shadow: var(--shadow-xl);
}

.shop-content h3 {
  font-size: var(--font-size-3xl);
  font-weight: 700;
  margin-bottom: var(--space-4);
}

.shop-content p {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-6);
  opacity: 0.9;
  line-height: 1.6;
}

.shop-features {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.shop-feature {
  display: flex;
  align-items: center;
  font-weight: 500;
}

.shop-form {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  padding: var(--space-8);
  border-radius: var(--radius-xl);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.shop-form h4 {
  font-size: var(--font-size-xl);
  font-weight: 600;
  margin-bottom: var(--space-4);
}

.form-group {
  display: flex;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}

.form-input {
  flex: 1;
  padding: var(--space-3) var(--space-4);
  border: none;
  border-radius: var(--radius-md);
  font-size: var(--font-size-base);
  background: rgba(255, 255, 255, 0.9);
  color: var(--text-primary);
}

.form-input:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.3);
}

.form-disclaimer {
  font-size: var(--font-size-sm);
  opacity: 0.8;
  text-align: center;
}

/* Form Messages */
.form-message {
  margin-top: var(--space-4);
  padding: var(--space-3);
  border-radius: var(--radius-md);
  text-align: center;
  font-weight: 500;
  transition: all var(--transition-base);
}

.form-message.success {
  background: rgba(34, 197, 94, 0.1);
  color: #16a34a;
  border: 1px solid rgba(34, 197, 94, 0.2);
}

.form-message.error {
  background: rgba(239, 68, 68, 0.1);
  color: #dc2626;
  border: 1px solid rgba(239, 68, 68, 0.2);
}

/* Button Loading State */
.btn:disabled {
  opacity: 0.7;
  cursor: not-allowed;
  transform: none !important;
}

.btn:disabled:hover {
  transform: none !important;
}

/* Footer */
.footer {
  background: var(--text-primary);
  color: var(--text-muted);
  padding: var(--space-12) 0 var(--space-8);
}

.footer-content {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--space-8);
  align-items: center;
  margin-bottom: var(--space-8);
}

.footer-brand .brand {
  font-size: var(--font-size-xl);
  font-weight: 800;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: block;
  margin-bottom: var(--space-2);
}

.footer-brand p {
  color: var(--text-muted);
}

.footer-links {
  display: flex;
  gap: var(--space-6);
}

.footer-link {
  color: var(--text-muted);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer-link:hover {
  color: white;
}

.footer-bottom {
  text-align: center;
  padding-top: var(--space-8);
  border-top: 1px solid #374151;
}

/* Responsive Design */
@media (max-width: 1024px) {
  .hero-container {
    grid-template-columns: 1fr;
    text-align: center;
    gap: var(--space-8);
  }
  
  .shop-card {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }
  
  .form-group {
    flex-direction: column;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }
  
  .hero-title {
    font-size: var(--font-size-4xl);
  }
  
  .hero-title .brand {
    font-size: var(--font-size-4xl);
  }
  
  .hero-actions {
    justify-content: center;
  }
  
  .quote-actions {
    flex-direction: column;
    align-items: center;
  }
  
  .features-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .footer-links {
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 var(--space-3);
  }
  
  .hero {
    padding: calc(70px + var(--space-12)) 0 var(--space-12);
  }
  
  .hero-title {
    font-size: var(--font-size-3xl);
  }
  
  .hero-title .brand {
    font-size: var(--font-size-3xl);
  }
  
  .section-title {
    font-size: var(--font-size-3xl);
  }
  
  .quote {
    font-size: var(--font-size-xl);
  }
  
  .shop-card {
    padding: var(--space-8);
  }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* Focus styles */
.btn:focus,
.form-input:focus,
.nav-link:focus {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

/* Print styles */
@media print {
  .nav,
  .hero-actions,
  .quote-actions,
  .shop-form,
  .footer {
    display: none;
  }
  
  .hero {
    background: none;
    color: black;
  }
  
  .quote-card {
    box-shadow: none;
    border: 1px solid #ccc;
  }
}