:root {
  /* Galactic Minimalism Colors */
  --primary-blue: #1e3a8a;
  --cosmic-purple: #7c3aed;
  --stellar-white: #ffffff;
  --asteroid-gray: #374151;
  --moon-gray: #f8fafc;
  --nebula-gray: #f1f5f9;
  --light-gray: #e5e7eb;
  --soft-green: #10b981;
  --cosmic-gold: #f59e0b;
  --deep-space: #111827;
  
  /* Soft & Organic Shadows */
  --shadow-soft: 0 10px 30px -10px rgba(30, 58, 138, 0.15);
  --shadow-cosmic: 0 20px 40px -15px rgba(124, 58, 237, 0.2);
  --shadow-gentle: 0 8px 25px -8px rgba(59, 130, 246, 0.12);
  --shadow-floating: 0 15px 35px -10px rgba(0, 0, 0, 0.1);
  
  /* Border Radius System */
  --radius-soft: 16px;
  --radius-organic: 20px;
  --radius-round: 24px;
  --radius-pill: 50px;
  
  /* Spacing Scale */
  --space-xs: 0.5rem;
  --space-sm: 0.75rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  
  /* Typography Scale */
  --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;
}

/* Global Reset & Base Styles */
* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  width: 100%;
  height: 100%;
  font-family: 'Inter', 'Noto Sans KR', -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
  line-height: 1.7;
  color: var(--deep-space);
  background: linear-gradient(135deg, var(--moon-gray) 0%, var(--nebula-gray) 100%);
  overflow-x: hidden;
}

/* Typography - Round & Friendly */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-md);
  color: var(--primary-blue);
  font-family: 'Space Grotesk', 'Noto Sans KR', sans-serif;
}

h1 {
  font-size: var(--font-size-4xl);
  line-height: 1.2;
  background: linear-gradient(135deg, var(--primary-blue), var(--cosmic-purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

h2 {
  font-size: var(--font-size-3xl);
  line-height: 1.3;
  color: var(--primary-blue);
}

h3 {
  font-size: var(--font-size-2xl);
  color: var(--asteroid-gray);
}

p {
  font-size: var(--font-size-base);
  color: var(--asteroid-gray);
  margin-bottom: var(--space-md);
}

a {
  color: var(--primary-blue);
  text-decoration: none;
  transition: all 0.3s ease;
}

a:hover {
  color: var(--cosmic-purple);
  text-shadow: 0 1px 3px rgba(124, 58, 237, 0.3);
}

/* Container & Layout */
.container {
  max-width: 100%;
  width: 100%;
  padding-left: var(--space-lg);
  padding-right: var(--space-lg);
  margin: 0 auto;
}

.container-fluid {
  max-width: 100% !important;
  width: 100% !important;
  padding-left: 0 !important;
  padding-right: 0 !important;
}

/* Soft & Organic Buttons */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-sm) var(--space-xl);
  background: linear-gradient(135deg, var(--primary-blue) 0%, var(--cosmic-purple) 100%);
  color: var(--stellar-white);
  border: none;
  border-radius: var(--radius-organic);
  font-size: var(--font-size-base);
  font-weight: 600;
  letter-spacing: 0.01em;
  cursor: pointer;
  transition: all 0.4s ease;
  box-shadow: var(--shadow-soft);
  position: relative;
  overflow: hidden;
  text-decoration: none;
}

.btn-primary::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 0.6s ease;
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-cosmic);
  color: var(--stellar-white);
  text-decoration: none;
}

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

.btn-primary:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.3), var(--shadow-soft);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-sm) var(--space-xl);
  background: var(--stellar-white);
  color: var(--primary-blue);
  border: 2px solid var(--primary-blue);
  border-radius: var(--radius-organic);
  font-size: var(--font-size-base);
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: var(--shadow-gentle);
  text-decoration: none;
}

.btn-secondary:hover {
  background: var(--primary-blue);
  color: var(--stellar-white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-soft);
  text-decoration: none;
}

/* Organic Cards */
.card {
  background: var(--stellar-white);
  border-radius: var(--radius-organic);
  padding: var(--space-xl);
  box-shadow: var(--shadow-floating);
  transition: all 0.4s ease;
  border: 1px solid rgba(30, 58, 138, 0.08);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-blue), var(--cosmic-purple));
}

.card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-cosmic);
  border-color: rgba(124, 58, 237, 0.2);
}

.card-header {
  padding-bottom: var(--space-lg);
  margin-bottom: var(--space-lg);
  border-bottom: 1px solid var(--light-gray);
}

.card-title {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--primary-blue);
  margin-bottom: var(--space-sm);
}

.card-subtitle {
  font-size: var(--font-size-sm);
  color: var(--cosmic-purple);
  font-weight: 500;
}

/* Galaxy Sections */
.section {
  padding: var(--space-3xl) 0;
  position: relative;
}

.section-light {
  background: linear-gradient(135deg, var(--moon-gray) 0%, var(--nebula-gray) 100%);
}

.section-dark {
  background: linear-gradient(135deg, var(--asteroid-gray) 0%, var(--deep-space) 100%);
  color: var(--stellar-white);
}

.section-dark h1,
.section-dark h2,
.section-dark h3 {
  color: var(--stellar-white);
}

.section-dark p {
  color: rgba(255, 255, 255, 0.9);
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, 
    rgba(30, 58, 138, 0.05) 0%, 
    rgba(124, 58, 237, 0.05) 50%, 
    rgba(248, 250, 252, 0.8) 100%);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(124, 58, 237, 0.1) 0%, transparent 70%);
  animation: float 20s ease-in-out infinite;
}

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

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.hero-title {
  font-size: clamp(var(--font-size-3xl), 5vw, var(--font-size-5xl));
  font-weight: 700;
  margin-bottom: var(--space-lg);
  background: linear-gradient(135deg, var(--primary-blue), var(--cosmic-purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: var(--font-size-lg);
  color: var(--asteroid-gray);
  margin-bottom: var(--space-xl);
  line-height: 1.6;
}

/* Form Styling */
.form-group {
  margin-bottom: var(--space-lg);
}

.form-label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--primary-blue);
  margin-bottom: var(--space-sm);
}

.form-control {
  width: 100%;
  padding: var(--space-md);
  border: 2px solid var(--light-gray);
  border-radius: var(--radius-soft);
  font-size: var(--font-size-base);
  background: var(--stellar-white);
  transition: all 0.3s ease;
  color: var(--deep-space);
}

.form-control:focus {
  outline: none;
  border-color: var(--primary-blue);
  box-shadow: 0 0 0 3px rgba(30, 58, 138, 0.1);
}

.form-control:hover {
  border-color: var(--cosmic-purple);
}

/* Navigation */
.navbar {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(30, 58, 138, 0.1);
  padding: var(--space-md) 0;
  transition: all 0.3s ease;
}

.navbar-brand {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--primary-blue);
  text-decoration: none;
}

.nav-link {
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-soft);
  transition: all 0.3s ease;
  color: var(--asteroid-gray);
  font-weight: 500;
}

.nav-link:hover {
  background: rgba(30, 58, 138, 0.1);
  color: var(--primary-blue);
  text-decoration: none;
}

/* Footer */
.footer {
  background: linear-gradient(135deg, var(--asteroid-gray) 0%, var(--deep-space) 100%);
  color: var(--stellar-white);
  padding: var(--space-3xl) 0 var(--space-xl) 0;
}

.footer h3,
.footer h4 {
  color: var(--stellar-white);
  margin-bottom: var(--space-lg);
}

.footer p,
.footer a {
  color: rgba(255, 255, 255, 0.9);
}

.footer a:hover {
  color: var(--stellar-white);
  text-shadow: 0 1px 3px rgba(255, 255, 255, 0.3);
}

/* Gradients & Accents */
.gradient-text {
  background: linear-gradient(135deg, var(--primary-blue), var(--cosmic-purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.gradient-border {
  position: relative;
  background: var(--stellar-white);
  border-radius: var(--radius-organic);
}

.gradient-border::before {
  content: '';
  position: absolute;
  inset: 0;
  padding: 2px;
  background: linear-gradient(135deg, var(--primary-blue), var(--cosmic-purple));
  border-radius: inherit;
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask-composite: exclude;
}

/* Korean Elements */
.korean-text {
  font-family: 'Noto Sans KR', 'Inter', sans-serif;
  font-weight: 500;
  letter-spacing: 0.02em;
}

/* Utility Classes */
.text-primary { color: var(--primary-blue) !important; }
.text-secondary { color: var(--cosmic-purple) !important; }
.text-muted { color: var(--asteroid-gray) !important; }
.text-white { color: var(--stellar-white) !important; }

.bg-primary { background-color: var(--primary-blue) !important; }
.bg-secondary { background-color: var(--cosmic-purple) !important; }
.bg-light { background-color: var(--moon-gray) !important; }
.bg-white { background-color: var(--stellar-white) !important; }

.rounded { border-radius: var(--radius-soft) !important; }
.rounded-lg { border-radius: var(--radius-organic) !important; }
.rounded-xl { border-radius: var(--radius-round) !important; }

.shadow-soft { box-shadow: var(--shadow-soft) !important; }
.shadow-cosmic { box-shadow: var(--shadow-cosmic) !important; }
.shadow-gentle { box-shadow: var(--shadow-gentle) !important; }

.mb-sm { margin-bottom: var(--space-sm) !important; }
.mb-md { margin-bottom: var(--space-md) !important; }
.mb-lg { margin-bottom: var(--space-lg) !important; }
.mb-xl { margin-bottom: var(--space-xl) !important; }

.mt-sm { margin-top: var(--space-sm) !important; }
.mt-md { margin-top: var(--space-md) !important; }
.mt-lg { margin-top: var(--space-lg) !important; }
.mt-xl { margin-top: var(--space-xl) !important; }

/* Responsive Design */
@media (max-width: 768px) {
  .container {
    padding-left: var(--space-md);
    padding-right: var(--space-md);
  }
  
  .card {
    padding: var(--space-lg);
    margin-bottom: var(--space-lg);
  }
  
  .hero {
    min-height: 70vh;
    padding: var(--space-2xl) 0;
  }
  
  .btn-primary,
  .btn-secondary {
    width: 100%;
    justify-content: center;
  }
  
  .section {
    padding: var(--space-2xl) 0;
  }
}

@media (max-width: 480px) {
  :root {
    --space-lg: 1rem;
    --space-xl: 1.25rem;
    --space-2xl: 2rem;
    --space-3xl: 2.5rem;
  }
  
  .card {
    padding: var(--space-md);
  }
  
  .hero-content {
    padding: 0 var(--space-md);
  }
}

/* Loading States */
.loading {
  position: relative;
  overflow: hidden;
}

.loading::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(30, 58, 138, 0.1), transparent);
  animation: loading 2s infinite;
}

@keyframes loading {
  0% { left: -100%; }
  100% { left: 100%; }
}

/* Interactive Elements */
.interactive-card {
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  cursor: pointer;
}

.interactive-card:hover {
  transform: translateY(-12px) scale(1.02);
}

.interactive-card:active {
  transform: translateY(-4px) scale(0.98);
}

/* Focus States for Accessibility */
*:focus {
  outline: 2px solid var(--cosmic-purple);
  outline-offset: 2px;
}

button:focus,
.btn-primary:focus,
.btn-secondary:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.3);
}


/* Cookie Banner Additional Styles for Tailwind */
.cookie-banner-hover-effect:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

@media (prefers-reduced-motion: reduce) {
    .cookie-banner-hover-effect:hover {
        transform: none;
    }
}