/* ===== ROOT VARIABLES ===== */
:root {
  /* Brand Colors */
  --primary-color: #2C3E50;
  --secondary-color: #8E9AAF;
  --accent-color: #6C7B95;
  
  /* Background Colors */
  --bg-primary: #FAFAFA;
  --bg-footer: #1A1A1A;
  --section-bg-1: #FFFFFF;
  --section-bg-2: #F8F9FA;
  --section-bg-3: #FFFFFF;
  --section-bg-4: #F5F7FA;
  
  /* Text Colors */
  --text-primary: #2C3E50;
  --text-secondary: #5A6C7D;
  --text-light: #FFFFFF;
  --text-muted: #8E9AAF;
  
  /* Border & Accent Colors */
  --border-color: #E1E8ED;
  --border-light: #F0F2F5;
  --success-color: #27AE60;
  --error-color: #E74C3C;
  
  /* Typography */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-secondary: 'Playfair Display', Georgia, serif;
  
  /* Spacing Scale */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  
  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  
  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(44, 62, 80, 0.1);
  --shadow-md: 0 4px 12px rgba(44, 62, 80, 0.08);
  --shadow-lg: 0 8px 25px rgba(44, 62, 80, 0.12);
  
  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
}

/* ===== BASE STYLES ===== */
* {
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-primary);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  margin: 0;
  padding: 0;
  font-weight: 400;
  letter-spacing: -0.01em;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-primary);
  font-weight: 600;
  line-height: 1.2;
  margin: 0 0 var(--space-lg) 0;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

h1 {
  font-size: 3.5rem;
  font-weight: 700;
  margin-bottom: var(--space-xl);
}

h2 {
  font-size: 2.5rem;
  font-weight: 600;
}

h3 {
  font-size: 2rem;
  font-weight: 600;
}

h4 {
  font-size: 1.5rem;
  font-weight: 500;
}

h5 {
  font-size: 1.25rem;
  font-weight: 500;
}

h6 {
  font-size: 1.125rem;
  font-weight: 500;
}

p {
  margin: 0 0 var(--space-lg) 0;
  color: var(--text-secondary);
  line-height: 1.7;
}

a {
  color: var(--secondary-color);
  text-decoration: none;
  transition: var(--transition-fast);
}

a:hover {
  color: var(--primary-color);
  text-decoration: underline;
}

/* ===== LAYOUT COMPONENTS ===== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.section {
  padding: var(--space-3xl) 0;
}

.section:nth-child(even) {
  background-color: var(--section-bg-2);
}

/* ===== HEADER STYLES ===== */
.header {
  background-color: var(--text-light);
  border-bottom: 1px solid var(--border-light);
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(10px);
  background-color: rgba(255, 255, 255, 0.95);
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-lg) 0;
}

.logo {
  font-family: var(--font-secondary);
  font-size: 1.75rem;
  font-weight: 600;
  color: var(--primary-color);
  text-decoration: none;
  letter-spacing: -0.01em;
}

.logo:hover {
  color: var(--secondary-color);
  text-decoration: none;
}

/* Navigation */
.nav {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: var(--space-xl);
}

.nav a {
  font-weight: 500;
  color: var(--text-primary);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-sm);
  transition: var(--transition-fast);
}

.nav a:hover {
  background-color: var(--border-light);
  text-decoration: none;
  color: var(--primary-color);
}

.nav a.active {
  color: var(--secondary-color);
  background-color: var(--section-bg-2);
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-md) var(--space-xl);
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  font-family: var(--font-primary);
  font-size: 1rem;
  font-weight: 500;
  line-height: 1;
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition-normal);
  letter-spacing: -0.01em;
  white-space: nowrap;
  min-height: 44px;
}

.btn:focus {
  outline: 2px solid var(--secondary-color);
  outline-offset: 2px;
}

.btn-primary {
  background-color: var(--secondary-color);
  border-color: var(--secondary-color);
  color: var(--text-light);
}

.btn-primary:hover {
  background-color: var(--accent-color);
  border-color: var(--accent-color);
  color: var(--text-light);
  text-decoration: none;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background-color: transparent;
  border-color: var(--primary-color);
  color: var(--primary-color);
}

.btn-secondary:hover {
  background-color: var(--primary-color);
  color: var(--text-light);
  text-decoration: none;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-outline {
  background-color: transparent;
  border-color: var(--border-light);
  color: var(--text-secondary);
}

.btn-outline:hover {
  background-color: var(--section-bg-2);
  border-color: var(--secondary-color);
  color: var(--primary-color);
  text-decoration: none;
}

.btn-sm {
  padding: var(--space-sm) var(--space-lg);
  font-size: 0.875rem;
  min-height: 36px;
}

.btn-lg {
  padding: var(--space-lg) var(--space-2xl);
  font-size: 1.125rem;
  min-height: 52px;
}

/* ===== CARDS ===== */
.card {
  background-color: var(--text-light);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  transition: var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  border-color: var(--border-color);
}

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

.card-title {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: var(--space-sm);
  color: var(--text-primary);
}

.card-subtitle {
  font-size: 1rem;
  color: var(--text-muted);
  margin: 0;
}

.card-body {
  margin-bottom: var(--space-lg);
}

.card-footer {
  padding-top: var(--space-lg);
  border-top: 1px solid var(--border-light);
  margin-top: var(--space-lg);
}

.card-feature {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.card-feature:last-child {
  margin-bottom: 0;
}

.card-feature-icon {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  color: var(--secondary-color);
}

.card-feature-content h4 {
  font-size: 1.125rem;
  margin-bottom: var(--space-sm);
}

.card-feature-content p {
  margin: 0;
  font-size: 0.9rem;
}

/* ===== FORMS ===== */
.form-group {
  margin-bottom: var(--space-xl);
}

.form-label {
  display: block;
  font-weight: 500;
  margin-bottom: var(--space-sm);
  color: var(--text-primary);
  font-size: 0.95rem;
}

.form-control {
  width: 100%;
  padding: var(--space-md);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  font-family: var(--font-primary);
  font-size: 1rem;
  background-color: var(--text-light);
  color: var(--text-primary);
  transition: var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--secondary-color);
  box-shadow: 0 0 0 3px rgba(142, 154, 175, 0.1);
}

.form-control::placeholder {
  color: var(--text-muted);
}

textarea.form-control {
  resize: vertical;
  min-height: 120px;
}

.form-select {
  background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%238E9AAF' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6,9 12,15 18,9'%3e%3c/polyline%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right var(--space-md) center;
  background-size: 16px;
  padding-right: var(--space-2xl);
  appearance: none;
}

.form-check {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
}

.form-check-input {
  margin: 0;
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  accent-color: var(--secondary-color);
}

.form-check-label {
  margin: 0;
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

/* ===== UTILITY CLASSES ===== */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.text-primary { color: var(--primary-color); }
.text-secondary { color: var(--secondary-color); }
.text-muted { color: var(--text-muted); }
.text-light { color: var(--text-light); }

.bg-primary { background-color: var(--section-bg-1); }
.bg-secondary { background-color: var(--section-bg-2); }
.bg-light { background-color: var(--text-light); }
.bg-dark { background-color: var(--bg-footer); }

.mb-0 { margin-bottom: 0; }
.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.mb-xl { margin-bottom: var(--space-xl); }

.mt-0 { margin-top: 0; }
.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }

.p-0 { padding: 0; }
.p-sm { padding: var(--space-sm); }
.p-md { padding: var(--space-md); }
.p-lg { padding: var(--space-lg); }
.p-xl { padding: var(--space-xl); }

.d-none { display: none; }
.d-block { display: block; }
.d-flex { display: flex; }
.d-grid { display: grid; }

.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.align-center { align-items: center; }
.align-start { align-items: flex-start; }

.gap-sm { gap: var(--space-sm); }
.gap-md { gap: var(--space-md); }
.gap-lg { gap: var(--space-lg); }
.gap-xl { gap: var(--space-xl); }

/* ===== FOOTER ===== */
.footer {
  background-color: var(--bg-footer);
  color: var(--text-light);
  padding: var(--space-3xl) 0 var(--space-xl) 0;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-2xl);
  margin-bottom: var(--space-2xl);
}

.footer-section h4 {
  color: var(--text-light);
  margin-bottom: var(--space-lg);
  font-size: 1.125rem;
}

.footer-section p {
  color: #A0A0A0;
  margin-bottom: var(--space-md);
}

.footer-section ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-section ul li {
  margin-bottom: var(--space-sm);
}

.footer-section ul li a {
  color: #A0A0A0;
  transition: var(--transition-fast);
}

.footer-section ul li a:hover {
  color: var(--secondary-color);
  text-decoration: none;
}

.footer-bottom {
  text-align: center;
  padding-top: var(--space-xl);
  border-top: 1px solid #333333;
  color: #A0A0A0;
  font-size: 0.9rem;
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 1024px) {
  .container {
    padding: 0 var(--space-md);
  }
  
  h1 {
    font-size: 3rem;
  }
  
  h2 {
    font-size: 2.25rem;
  }
  
  .section {
    padding: var(--space-2xl) 0;
  }
}

@media (max-width: 768px) {
  :root {
    --space-3xl: 2.5rem;
    --space-2xl: 2rem;
  }
  
  .container {
    padding: 0 var(--space-md);
  }
  
  h1 {
    font-size: 2.5rem;
  }
  
  h2 {
    font-size: 2rem;
  }
  
  h3 {
    font-size: 1.75rem;
  }
  
  .header-content {
    flex-direction: column;
    gap: var(--space-lg);
    padding: var(--space-md) 0;
  }
  
  .nav {
    gap: var(--space-md);
    flex-wrap: wrap;
    justify-content: center;
  }
  
  .card {
    padding: var(--space-lg);
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }
}

@media (max-width: 480px) {
  :root {
    --space-3xl: 2rem;
    --space-2xl: 1.5rem;
    --space-xl: 1.25rem;
  }
  
  .container {
    padding: 0 var(--space-sm);
  }
  
  h1 {
    font-size: 2rem;
  }
  
  h2 {
    font-size: 1.75rem;
  }
  
  .btn {
    width: 100%;
    justify-content: center;
  }
  
  .card {
    padding: var(--space-md);
  }
  
  .footer-content {
    text-align: center;
  }
}

/* ===== HERO SECTION ===== */
.hero {
  padding: var(--space-3xl) 0;
  text-align: center;
  background: linear-gradient(135deg, var(--section-bg-1) 0%, var(--section-bg-2) 100%);
}

.hero h1 {
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: var(--space-xl);
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto var(--space-2xl) auto;
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  flex-wrap: wrap;
  margin-top: var(--space-2xl);
}

/* ===== GRID LAYOUTS ===== */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-xl);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-xl);
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-lg);
}

@media (max-width: 768px) {
  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
}

/* ===== SPECIAL EFFECTS ===== */
.section-alt {
  background-color: var(--section-bg-4);
}

.divider {
  height: 1px;
  background-color: var(--border-light);
  margin: var(--space-2xl) 0;
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: var(--space-xs) var(--space-sm);
  background-color: var(--secondary-color);
  color: var(--text-light);
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.badge-outline {
  background-color: transparent;
  border: 1px solid var(--secondary-color);
  color: var(--secondary-color);
}

/* ===== ACCESSIBILITY ===== */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Focus styles for better accessibility */
*:focus {
  outline: 2px solid var(--secondary-color);
  outline-offset: 2px;
}

/* Reduce motion for users who prefer it */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}


/* 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;
    }
}