/* ================================
   GESZTENYE-HEGY - SHARED STYLES
   Premium Design System
   ================================ */

/* Font Imports */
@import url('https://fonts.googleapis.com/css2?family=Crimson+Text:wght@400;600;700&family=Open+Sans:wght@300;400;600;700&family=JetBrains+Mono:wght@400;600&display=swap');

/* ================================
   CSS VARIABLES - LIGHT MODE (DEFAULT)
   ================================ */
:root {
  /* Primary Colors */
  --color-primary: #C17A5E;
  --color-primary-light: #D4937A;
  --color-primary-dark: #8B5A3C;

  /* Secondary Colors */
  --color-secondary: #4CAF50;
  --color-secondary-light: #66BB6A;
  --color-secondary-dark: #388E3C;

  /* Accent & Special */
  --color-accent: #D4A574;
  --color-success: #4CAF50;
  --color-warning: #FF9800;
  --color-error: #F44336;

  /* Backgrounds & Surfaces */
  --color-bg: #FAFAF9;
  --color-bg-secondary: #F5F5F3;
  --color-surface: #FFFFFF;
  --color-surface-secondary: #F9F8F6;
  --color-surface-alt: #F0E8E0;

  /* Text & Borders */
  --color-text: #1A1A1A;
  --color-text-secondary: #555555;
  --color-text-tertiary: #888888;
  --color-text-disabled: #CCCCCC;
  --color-border: #E5E5E5;
  --color-border-light: #F0F0F0;
  --color-divider: #E0E0E0;

  /* Overlays & Glass */
  --color-overlay: rgba(0, 0, 0, 0.5);
  --color-overlay-light: rgba(255, 255, 255, 0.8);
  --color-glass: rgba(255, 255, 255, 0.8);

  /* Typography */
  --font-heading: 'Crimson Text', serif;
  --font-body: 'Open Sans', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Typography Scale */
  --fs-xs: 0.75rem;
  --fs-sm: 0.875rem;
  --fs-base: 1rem;
  --fs-lg: 1.125rem;
  --fs-xl: 1.25rem;
  --fs-2xl: 1.5rem;
  --fs-3xl: 1.875rem;
  --fs-4xl: 2.25rem;
  --fs-5xl: 3rem;

  /* Font Weights */
  --fw-light: 300;
  --fw-normal: 400;
  --fw-semibold: 600;
  --fw-bold: 700;

  /* Spacing Scale */
  --spacing-0: 0;
  --spacing-1: 0.25rem;
  --spacing-2: 0.5rem;
  --spacing-3: 0.75rem;
  --spacing-4: 1rem;
  --spacing-6: 1.5rem;
  --spacing-8: 2rem;
  --spacing-10: 2.5rem;
  --spacing-12: 3rem;
  --spacing-16: 4rem;
  --spacing-20: 5rem;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.1);
  --shadow-2xl: 0 25px 50px rgba(0, 0, 0, 0.15);
  --shadow-glass: 0 8px 32px rgba(31, 38, 135, 0.15);

  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;

  /* Transitions */
  --transition-fast: 0.15s ease-in-out;
  --transition-base: 0.3s ease-in-out;
  --transition-slow: 0.5s ease-in-out;

  /* Z-Index Scale */
  --z-dropdown: 1000;
  --z-sticky: 1100;
  --z-fixed: 1200;
  --z-modal: 1300;
  --z-popover: 1400;
  --z-tooltip: 1500;
}

/* ================================
   CSS VARIABLES - DARK MODE
   ================================ */
[data-theme="dark"] {
  /* Primary Colors */
  --color-primary: #D4937A;
  --color-primary-light: #E5AB92;
  --color-primary-dark: #B87452;

  /* Secondary Colors */
  --color-secondary: #66BB6A;
  --color-secondary-light: #81C784;
  --color-secondary-dark: #4DB84E;

  /* Accent & Special */
  --color-accent: #D4A574;
  --color-success: #66BB6A;
  --color-warning: #FFB74D;
  --color-error: #EF5350;

  /* Backgrounds & Surfaces */
  --color-bg: #1A1A1A;
  --color-bg-secondary: #242424;
  --color-surface: #2D2D2D;
  --color-surface-secondary: #353535;
  --color-surface-alt: #3D3D3D;

  /* Text & Borders */
  --color-text: #F5F5F5;
  --color-text-secondary: #BBBBBB;
  --color-text-tertiary: #888888;
  --color-text-disabled: #555555;
  --color-border: #4D4D4D;
  --color-border-light: #353535;
  --color-divider: #464646;

  /* Overlays & Glass */
  --color-overlay: rgba(0, 0, 0, 0.7);
  --color-overlay-light: rgba(45, 45, 45, 0.8);
  --color-glass: rgba(45, 45, 45, 0.8);

  /* Shadows - subtler in dark mode */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.3);
  --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.3);
  --shadow-2xl: 0 25px 50px rgba(0, 0, 0, 0.5);
  --shadow-glass: 0 8px 32px rgba(0, 0, 0, 0.3);
}

/* ================================
   RESET & BASE STYLES
   ================================ */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  font-family: var(--font-body);
  font-size: var(--fs-base);
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  transition: background-color var(--transition-base), color var(--transition-base);
  overflow-x: hidden;
}

/* ================================
   TYPOGRAPHY
   ================================ */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: var(--fw-bold);
  line-height: 1.2;
  margin-bottom: var(--spacing-4);
  color: var(--color-text);
  transition: color var(--transition-base);
}

h1 {
  font-size: var(--fs-5xl);
  letter-spacing: -0.02em;
}

h2 {
  font-size: var(--fs-4xl);
  letter-spacing: -0.01em;
}

h3 {
  font-size: var(--fs-3xl);
}

h4 {
  font-size: var(--fs-2xl);
}

h5 {
  font-size: var(--fs-xl);
}

h6 {
  font-size: var(--fs-lg);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: var(--fw-semibold);
}

p {
  margin-bottom: var(--spacing-4);
  color: var(--color-text-secondary);
  transition: color var(--transition-base);
}

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

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

/* ================================
   BUTTONS & INTERACTIVE
   ================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-3) var(--spacing-6);
  font-family: var(--font-body);
  font-size: var(--fs-base);
  font-weight: var(--fw-semibold);
  text-decoration: none;
  border: 2px solid transparent;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

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

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

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

.btn-secondary:hover {
  background-color: var(--color-secondary-light);
  border-color: var(--color-secondary-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

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

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

.btn-sm {
  padding: var(--spacing-2) var(--spacing-4);
  font-size: var(--fs-sm);
}

.btn-lg {
  padding: var(--spacing-4) var(--spacing-8);
  font-size: var(--fs-lg);
}

/* ================================
   CONTAINER & LAYOUT
   ================================ */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-4);
}

@media (max-width: 768px) {
  .container {
    padding: 0 var(--spacing-4);
  }
}

/* ================================
   BENTO GRID SYSTEM
   ================================ */
.bento-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-6);
  margin-bottom: var(--spacing-12);
}

.bento-item {
  background-color: var(--color-surface);
  border-radius: var(--radius-xl);
  padding: var(--spacing-6);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
  border: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.bento-item:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
  border-color: var(--color-primary);
}

/* Bento Item Sizes */
.bento-item-1x1 {
  grid-column: span 2;
  grid-row: span 1;
}

.bento-item-2x1 {
  grid-column: span 2;
  grid-row: span 1;
}

.bento-item-1x2 {
  grid-column: span 2;
  grid-row: span 2;
}

.bento-item-2x2 {
  grid-column: span 4;
  grid-row: span 1;
}

.bento-item-featured {
  grid-column: span 4;
  grid-row: span 2;
  padding: var(--spacing-8);
}

.bento-item h3 {
  color: var(--color-primary);
  margin-bottom: var(--spacing-4);
}

/* Tablet Breakpoint */
@media (max-width: 1024px) {
  .bento-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-4);
  }

  .bento-item-1x1 {
    grid-column: span 1;
  }

  .bento-item-2x1 {
    grid-column: span 2;
  }

  .bento-item-1x2 {
    grid-column: span 1;
    grid-row: span 1;
  }

  .bento-item-2x2 {
    grid-column: span 2;
  }

  .bento-item-featured {
    grid-column: span 2;
    grid-row: span 1;
  }
}

/* Mobile Breakpoint */
@media (max-width: 640px) {
  .bento-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-4);
  }

  .bento-item-1x1,
  .bento-item-2x1,
  .bento-item-1x2,
  .bento-item-2x2,
  .bento-item-featured {
    grid-column: span 1;
    grid-row: span 1;
  }

  .bento-item-featured {
    padding: var(--spacing-6);
  }
}

/* ================================
   GLASS MORPHISM EFFECT
   ================================ */
.glass {
  background: var(--color-glass);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-glass);
}

[data-theme="dark"] .glass {
  border-color: rgba(255, 255, 255, 0.1);
}

/* ================================
   CARDS & CONTAINERS
   ================================ */
.card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: all var(--transition-base);
  box-shadow: var(--shadow-sm);
}

.card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary);
}

.card-body {
  padding: var(--spacing-6);
  color: var(--color-text-secondary);
}

.card-title {
  color: var(--color-text);
  font-family: var(--font-heading);
  font-size: var(--fs-2xl);
  margin-bottom: var(--spacing-3);
}

/* ================================
   HEADER & NAVIGATION
   ================================ */
header {
  background-color: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  transition: all var(--transition-base);
  position: relative;
  z-index: var(--z-sticky);
}

header.sticky-top {
  box-shadow: var(--shadow-sm);
}

.navbar {
  background-color: var(--color-surface);
  padding: var(--spacing-3) 0;
  transition: all var(--transition-base);
}

.navbar-brand {
  font-family: var(--font-heading);
  font-size: var(--fs-2xl);
  font-weight: var(--fw-bold);
  color: var(--color-primary) !important;
  letter-spacing: -0.01em;
}

.nav-link {
  color: var(--color-text-secondary) !important;
  font-weight: var(--fw-semibold);
  transition: color var(--transition-fast);
  position: relative;
}

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

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-primary);
  transition: width var(--transition-fast);
}

.nav-link:hover::after {
  width: 100%;
}

/* Header Controls */
.header-controls {
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
  margin-left: auto;
}

.lang-switcher,
.theme-toggle {
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
  background-color: transparent;
  border: none;
  color: var(--color-text);
  cursor: pointer;
  font-weight: var(--fw-semibold);
  transition: color var(--transition-fast);
  padding: var(--spacing-2) var(--spacing-3);
  border-radius: var(--radius-md);
}

.lang-switcher:hover,
.theme-toggle:hover {
  color: var(--color-primary);
  background-color: var(--color-surface-alt);
}

/* ================================
   FOOTER
   ================================ */
footer {
  background-color: var(--color-surface-alt);
  color: var(--color-text-secondary);
  border-top: 1px solid var(--color-border);
  margin-top: var(--spacing-20);
  padding: var(--spacing-12) 0 var(--spacing-8);
  transition: all var(--transition-base);
}

footer h5 {
  color: var(--color-primary);
  font-size: var(--fs-lg);
  margin-bottom: var(--spacing-4);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

footer a {
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
}

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

footer hr {
  border-color: var(--color-border);
  margin: var(--spacing-6) 0;
}

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

.footer-links a {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-2);
  transition: all var(--transition-fast);
}

/* ================================
   HERO SECTION
   ================================ */
.hero {
  position: relative;
  overflow: hidden;
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  min-height: 500px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: white;
  margin-bottom: var(--spacing-20);
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(0,0,0,0.4), rgba(0,0,0,0.6));
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
  padding: var(--spacing-12);
  animation: fadeInUp 0.8s ease-out;
}

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

.hero h1 {
  color: white;
  font-size: var(--fs-5xl);
  margin-bottom: var(--spacing-4);
  text-shadow: 0 2px 10px rgba(0,0,0,0.3);
}

.hero p {
  color: rgba(255,255,255,0.95);
  font-size: var(--fs-lg);
  margin-bottom: var(--spacing-6);
}

/* ================================
   SECTION SPACING
   ================================ */
section {
  padding: var(--spacing-16) 0;
}

section.section-compact {
  padding: var(--spacing-12) 0;
}

section.section-spacious {
  padding: var(--spacing-20) 0;
}

/* ================================
   UTILITIES
   ================================ */
.text-center {
  text-align: center;
}

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

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

.bg-light {
  background-color: var(--color-surface-secondary);
}

.bg-alt {
  background-color: var(--color-surface-alt);
}

.mt-auto {
  margin-top: auto;
}

.mb-4 {
  margin-bottom: var(--spacing-6);
}

.pt-5 {
  padding-top: var(--spacing-12);
}

.pb-4 {
  padding-bottom: var(--spacing-8);
}

/* ================================
   ACCESSIBILITY
   ================================ */
:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

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

/* ================================
   RESPONSIVE ADJUSTMENTS
   ================================ */
@media (max-width: 768px) {
  h1 {
    font-size: var(--fs-4xl);
  }

  h2 {
    font-size: var(--fs-3xl);
  }

  .hero {
    min-height: 350px;
  }

  .hero h1 {
    font-size: var(--fs-4xl);
  }

  section {
    padding: var(--spacing-12) 0;
  }
}

@media (max-width: 480px) {
  h1 {
    font-size: var(--fs-3xl);
  }

  h2 {
    font-size: var(--fs-2xl);
  }

  .hero {
    min-height: 300px;
  }

  .hero-content {
    padding: var(--spacing-6);
  }

  section {
    padding: var(--spacing-8) 0;
  }
}