/* Vida Werk - Glassmorphism Design System */
/* Mobile-First Responsive Design with Glass Effects */

/* CSS Custom Properties / Variables - Liquid Glass */
:root {
  /* Farben als RGB für flexible rgba() Nutzung */
  --lg-bg: 255 255 255;            /* Light Base */
  --lg-bg-dark: 20 20 24;          /* Dark Base */
  --lg-text: 20 22 25;             /* #141619 */
  --lg-text-invert: 238 240 245;   /* near-white */

  /* Optik - SEHR transparent für echten Glass-Look */
  --lg-alpha: .08;                 /* Grundfüllung - transparenter! */
  --lg-stroke-alpha: .35;          /* Highlight-Kontur */
  --lg-inner-alpha: .20;           /* Innerer Schattensaum */
  --lg-blur: 24px;                 /* Card Blur */
  --lg-saturate: 1.08;             /* leichte Sättigung */
  --lg-contrast: 1.02;             /* leichte Kontrastanhebung */

  /* Radius & Maße */
  --lg-radius: 20px;
  --lg-radius-small: 12px;
  --lg-hairline: 1px;
  --lg-gap: 12px;
  --lg-pad: 16px 18px;

  /* Schatten */
  --lg-shadow-elev: 0 10px 30px rgba(0,0,0,.16), 0 2px 8px rgba(0,0,0,.08);
  --lg-shadow-button: 0 8px 22px rgba(0,0,0,.12);
  --lg-shadow-nav: 0 6px 18px rgba(0,0,0,.10);

  /* Bewegung */
  --lg-fast: 160ms cubic-bezier(.2,.8,.2,1);
  --lg-med: 240ms cubic-bezier(.2,.8,.2,1);

  /* Akzent */
  --lg-accent: 56 136 255;         /* Blau */
  
  /* Theme Switcher Variablen */
  --c-glass: #bbbbbc;
  --c-light: #fff;
  --c-dark: #000;
  --c-content: #224;
  --c-action: #0052f5;
  --c-bg: #E8E8E9;
  --glass-reflex-dark: 1;
  --glass-reflex-light: 1;
  --saturation: 150%;
  
  /* Typography */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 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;
  --font-size-6xl: 3.75rem;
  
  /* Colors - Light Mode */
  --color-primary: #007AFF;
  --color-secondary: #5856D6;
  --color-success: #30D158;
  --color-warning: #FF9F0A;
  --color-error: #FF3B30;
  
  --text-primary: rgb(var(--lg-text));
  --text-secondary: #8E8E93;
  --text-tertiary: #C7C7CC;
  
  --bg-primary: rgba(var(--lg-bg), var(--lg-alpha));
  --bg-secondary: rgba(var(--lg-bg), .06);
  --bg-tertiary: rgba(var(--lg-bg), .04);
  
  /* 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;
  --space-32: 8rem;
  
  /* Animation */
  --ease-smooth: cubic-bezier(0.2, 0.8, 0.2, 1);
  --duration-fast: 150ms;
  --duration-normal: 220ms;
  --duration-slow: 360ms;
  
  /* Breakpoints */
  --bp-sm: 640px;
  --bp-md: 768px;
  --bp-lg: 1024px;
  --bp-xl: 1280px;
  --bp-2xl: 1536px;
}

/* Dark Mode Support - Liquid Glass */
@media (prefers-color-scheme: dark) {
  :root {
    --lg-alpha: .10;                 /* Im Dark Mode etwas mehr Deckkraft */
    --lg-stroke-alpha: .28;          
    --lg-inner-alpha: .24;           
    --lg-blur: 28px;                 
    --lg-shadow-elev: 0 12px 36px rgba(0,0,0,.35), 0 2px 10px rgba(0,0,0,.18);
    
    --text-primary: rgb(var(--lg-text-invert));
    --text-secondary: #8E8E93;
    --text-tertiary: #48484A;
    
    /* Dark Theme Variables */
    --c-glass: #bbbbbc;
    --c-light: #fff;
    --c-dark: #000;
    --c-content: #e1e1e1;
    --c-action: #03d5ff;
    --c-bg: #1b1b1d;
    --glass-reflex-dark: 2;
    --glass-reflex-light: 0.3;
    --saturation: 150%;
  }
}


/* Reduced Motion Support */
@media (prefers-reduced-motion: reduce) {
  :root { 
    --lg-fast: 80ms linear; 
    --lg-med: 120ms linear; 
  }
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

* {
  margin: 0;
  padding: 0;
}

html, body {
  height: 100%;
  width: 100%;
  background: url('https://timvida.de/assets/images/bg.jpg') no-repeat center center;
  background-size: cover;
  background-attachment: fixed;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--c-content);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background 400ms cubic-bezier(1, 0.0, 0.4, 1), color 400ms cubic-bezier(1, 0.0, 0.4, 1);
}

/* Accessibility */
.skip-link {
  position: absolute;
  top: -40px;
  left: 6px;
  background: var(--color-primary);
  color: white;
  padding: 8px;
  text-decoration: none;
  border-radius: 4px;
  z-index: 1000;
  transition: top var(--duration-fast) var(--ease-smooth);
}

.skip-link:focus {
  top: 6px;
}

/* Navigation Switcher - Liquid Glass Animation */
.nav-switcher {
  position: relative;
  display: flex;
  align-items: center;
  gap: 8px;
  height: 50px;
  box-sizing: border-box;
  padding: 6px 8px;
  border-radius: 99em;
  background-color: color-mix(in srgb, var(--c-glass) 12%, transparent);
  backdrop-filter: blur(8px) saturate(var(--saturation));
  -webkit-backdrop-filter: blur(8px) saturate(var(--saturation));
  box-shadow: 
    inset 0 0 0 1px color-mix(in srgb, var(--c-light) calc(var(--glass-reflex-light) * 10%), transparent),
    inset 1.8px 3px 0px -2px color-mix(in srgb, var(--c-light) calc(var(--glass-reflex-light) * 90%), transparent), 
    inset -2px -2px 0px -2px color-mix(in srgb, var(--c-light) calc(var(--glass-reflex-light) * 80%), transparent), 
    inset -3px -8px 1px -6px color-mix(in srgb, var(--c-light) calc(var(--glass-reflex-light) * 60%), transparent), 
    inset -0.3px -1px 4px 0px color-mix(in srgb, var(--c-dark) calc(var(--glass-reflex-dark) * 12%), transparent), 
    inset -1.5px 2.5px 0px -2px color-mix(in srgb, var(--c-dark) calc(var(--glass-reflex-dark) * 20%), transparent), 
    inset 0px 3px 4px -2px color-mix(in srgb, var(--c-dark) calc(var(--glass-reflex-dark) * 20%), transparent), 
    inset 2px -6.5px 1px -4px color-mix(in srgb, var(--c-dark) calc(var(--glass-reflex-dark) * 10%), transparent), 
    0px 1px 5px 0px color-mix(in srgb, var(--c-dark) calc(var(--glass-reflex-dark) * 10%), transparent), 
    0px 6px 16px 0px color-mix(in srgb, var(--c-dark) calc(var(--glass-reflex-dark) * 8%), transparent);
  transition: 
    background-color 400ms cubic-bezier(1, 0.0, 0.4, 1),
    box-shadow 400ms cubic-bezier(1, 0.0, 0.4, 1);
}

.nav-input {
  clip: rect(0 0 0 0);
  clip-path: inset(100%);
  height: 1px;
  width: 1px;
  overflow: hidden;
  position: absolute;
  white-space: nowrap;
}

.nav-option {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 0 12px;
  height: 100%;
  box-sizing: border-box;
  border-radius: 99em;
  opacity: 1;
  transition: all 160ms;
}

.nav-option:hover {
  cursor: pointer;
}

.nav-option:hover .nav-link {
  color: var(--c-action);
  transform: scale(1.05);
}

.nav-option:has(input:checked) {
  cursor: auto;
}

.nav-option:has(input:checked) .nav-link {
  color: var(--c-content);
}

.nav-link {
  color: var(--c-content);
  text-decoration: none;
  font-weight: 500;
  padding: var(--space-2) var(--space-3);
  border-radius: 12px;
  transition: all var(--lg-fast);
  position: relative;
  white-space: nowrap;
}

/* Sliding Background Indicator */
.nav-switcher::after {
  content: '';
  position: absolute;
  left: 6px;
  top: 6px;
  display: block;
  width: 84px;
  height: calc(100% - 12px);
  border-radius: 99em;
  background-color: color-mix(in srgb, var(--c-glass) 36%, transparent);
  z-index: -1;
  box-shadow: 
    inset 0 0 0 1px color-mix(in srgb, var(--c-light) calc(var(--glass-reflex-light) * 10%), transparent),
    inset 2px 1px 0px -1px color-mix(in srgb, var(--c-light) calc(var(--glass-reflex-light) * 90%), transparent), 
    inset -1.5px -1px 0px -1px color-mix(in srgb, var(--c-light) calc(var(--glass-reflex-light) * 80%), transparent), 
    inset -2px -6px 1px -5px color-mix(in srgb, var(--c-light) calc(var(--glass-reflex-light) * 60%), transparent), 
    inset -1px 2px 3px -1px color-mix(in srgb, var(--c-dark) calc(var(--glass-reflex-dark) * 20%), transparent), 
    inset 0px -4px 1px -2px color-mix(in srgb, var(--c-dark) calc(var(--glass-reflex-dark) * 10%), transparent), 
    0px 3px 6px 0px color-mix(in srgb, var(--c-dark) calc(var(--glass-reflex-dark) * 8%), transparent);
}

/* Navigation Animation Positions */
.nav-switcher:has(input[c-option="1"]:checked)::after {
  translate: 0 0;
  width: 84px;
  transition: 
    background-color 400ms cubic-bezier(1, 0.0, 0.4, 1),
    box-shadow 400ms cubic-bezier(1, 0.0, 0.4, 1),
    translate 400ms cubic-bezier(1, 0.0, 0.4, 1),
    width 400ms cubic-bezier(1, 0.0, 0.4, 1);
  animation: navScale 440ms ease; 
}

.nav-switcher:has(input[c-option="2"]:checked)::after {
  translate: 96px 0;
  width: 88px;
  transition: 
    background-color 400ms cubic-bezier(1, 0.0, 0.4, 1),
    box-shadow 400ms cubic-bezier(1, 0.0, 0.4, 1),
    translate 400ms cubic-bezier(1, 0.0, 0.4, 1),
    width 400ms cubic-bezier(1, 0.0, 0.4, 1);
  animation: navScale2 440ms ease; 
}

.nav-switcher:has(input[c-option="3"]:checked)::after {
  translate: 196px 0;
  width: 92px;
  transition: 
    background-color 400ms cubic-bezier(1, 0.0, 0.4, 1),
    box-shadow 400ms cubic-bezier(1, 0.0, 0.4, 1),
    translate 400ms cubic-bezier(1, 0.0, 0.4, 1),
    width 400ms cubic-bezier(1, 0.0, 0.4, 1);
  animation: navScale3 440ms ease; 
}

.nav-switcher:has(input[c-option="4"]:checked)::after {
  translate: 300px 0;
  width: 84px;
  transition: 
    background-color 400ms cubic-bezier(1, 0.0, 0.4, 1),
    box-shadow 400ms cubic-bezier(1, 0.0, 0.4, 1),
    translate 400ms cubic-bezier(1, 0.0, 0.4, 1),
    width 400ms cubic-bezier(1, 0.0, 0.4, 1);
  animation: navScale4 440ms ease; 
}

@keyframes navScale {
  0% { scale: 1 1; }
  50% { scale: 1.1 1; }
  100% { scale: 1 1; }
}

@keyframes navScale2 {
  0% { scale: 1 1; }
  50% { scale: 1.2 1; }
  100% { scale: 1 1; }
}

@keyframes navScale3 {
  0% { scale: 1 1; }
  50% { scale: 1.15 1; }
  100% { scale: 1 1; }
}

@keyframes navScale4 {
  0% { scale: 1 1; }
  50% { scale: 1.1 1; }
  100% { scale: 1 1; }
}

/* Liquid Glass Container - Exakt wie im Beispiel */
.glass-pane {
  position: relative;
  display: flex;
  align-items: center;
  font-weight: 600;
  color: var(--text-primary);
  cursor: pointer;
  background: transparent;
  border-radius: var(--lg-radius);
  overflow: hidden;
  box-shadow: 0 6px 6px rgba(0, 0, 0, 0.2), 0 0 20px rgba(0, 0, 0, 0.1);
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 2.2);
}

/* Glass Filter Layer */
.glass-filter {
  position: absolute;
  inset: 0;
  z-index: 0;
  backdrop-filter: blur(0px);
  isolation: isolate;
}

/* Glass Overlay Layer */
.glass-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: color-mix(in srgb, var(--c-glass) 25%, transparent);
  backdrop-filter: blur(var(--lg-blur)) saturate(var(--saturation));
  -webkit-backdrop-filter: blur(var(--lg-blur)) saturate(var(--saturation));
}

/* Glass Specular Layer */
.glass-specular {
  position: absolute;
  inset: 0;
  z-index: 2;
  border-radius: inherit;
  overflow: hidden;
  box-shadow: 
    inset 1px 1px 0 color-mix(in srgb, var(--c-light) calc(var(--glass-reflex-light) * 75%), transparent),
    inset 0 0 5px color-mix(in srgb, var(--c-light) calc(var(--glass-reflex-light) * 75%), transparent),
    inset -1px -1px 2px color-mix(in srgb, var(--c-dark) calc(var(--glass-reflex-dark) * 10%), transparent);
}

/* Glass Content Layer */
.glass-content {
  position: relative;
  z-index: 3;
  display: flex;
  align-items: center;
  gap: 20px;
  padding: var(--lg-pad);
  width: 100%;
}

.glass-pane:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 8px rgba(0, 0, 0, 0.25), 0 0 25px rgba(0, 0, 0, 0.15);
}

/* SVG Filter für Distortion */
.lg-svg-filters {
  position: absolute;
  width: 0;
  height: 0;
  pointer-events: none;
}

/* Fallback ohne backdrop-filter */
@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
  .glass-overlay { 
    background: rgba(255, 255, 255, 0.85); 
  }
  @media (prefers-color-scheme: dark) {
    .glass-overlay { 
      background: rgba(20, 20, 24, 0.85); 
    }
  }
}

/* Navigation - Liquid Glass */
.nav-glass {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(var(--lg-bg), .08);
  backdrop-filter: blur(18px) saturate(1.05);
  -webkit-backdrop-filter: blur(18px) saturate(1.05);
  box-shadow: var(--lg-shadow-nav);
  transition: all var(--lg-med);
}

@media (prefers-color-scheme: dark) { 
  .nav-glass { 
    background: rgba(var(--lg-bg-dark), .10); 
  } 
}

.nav-glass::after { 
  content: ""; 
  position: absolute; 
  left: 0; 
  right: 0; 
  bottom: -1px; 
  height: 1px; 
  background: linear-gradient(90deg, rgba(255,255,255,.4), rgba(255,255,255,0)); 
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--space-4) var(--space-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-brand .logo {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--text-primary);
  text-decoration: none;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-menu {
  display: none;
}

.nav-list {
  display: flex;
  list-style: none;
  gap: var(--space-8);
}

.nav-link {
  color: var(--text-primary);
  text-decoration: none;
  font-weight: 500;
  padding: var(--space-2) var(--space-4);
  border-radius: 12px;
  transition: all var(--duration-fast) var(--ease-smooth);
  position: relative;
}

.nav-link:hover {
  background: var(--bg-secondary);
  transform: translateY(-1px);
}

.nav-toggle {
  display: flex;
  flex-direction: column;
  gap: 4px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-2);
  border-radius: 8px;
  transition: background var(--duration-fast) var(--ease-smooth);
}

.nav-toggle:hover {
  background: var(--bg-secondary);
}

.hamburger {
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 1px;
  transition: all var(--duration-normal) var(--ease-smooth);
}

/* Mobile Navigation */
@media (max-width: 768px) {
  .nav-menu {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg-primary);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border-bottom: 1px solid var(--glass-highlight);
    padding: var(--space-6);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: all var(--duration-normal) var(--ease-smooth);
  }
  
  .nav-menu.active {
    display: block;
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }
  
  .nav-list {
    flex-direction: column;
    gap: var(--space-4);
  }
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.2;
  color: var(--text-primary);
}

h1 { font-size: var(--font-size-4xl); }
h2 { font-size: var(--font-size-3xl); }
h3 { font-size: var(--font-size-2xl); }
h4 { font-size: var(--font-size-xl); }
h5 { font-size: var(--font-size-lg); }
h6 { font-size: var(--font-size-base); }

.gradient-text {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-6);
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-20) var(--space-6);
  text-align: center;
  position: relative;
}

.hero-content {
  max-width: 800px;
  width: 100%;
}

.hero-pane {
  padding: var(--space-12) var(--space-8);
  text-align: center;
}

.hero-title {
  font-size: var(--font-size-5xl);
  font-weight: 700;
  margin-bottom: var(--space-6);
  line-height: 1.1;
}

.hero-description {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
  margin-bottom: var(--space-8);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

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

/* Scroll Indicator */
.scroll-indicator {
  position: absolute;
  bottom: var(--space-8);
  left: 50%;
  transform: translateX(-50%);
  animation: bounce 2s infinite;
}

.scroll-arrow {
  width: 24px;
  height: 24px;
  border-right: 2px solid var(--text-secondary);
  border-bottom: 2px solid var(--text-secondary);
  transform: rotate(45deg);
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
  40% { transform: translateX(-50%) translateY(-10px); }
  60% { transform: translateX(-50%) translateY(-5px); }
}

/* Buttons - Liquid Glass */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-3) var(--space-6);
  font-size: var(--font-size-base);
  font-weight: 500;
  text-decoration: none;
  border-radius: var(--lg-radius-small);
  border: none;
  cursor: pointer;
  transition: all var(--lg-motion-fast);
  position: relative;
  min-width: 120px;
  will-change: transform;
}

.btn-primary {
  background: linear-gradient(135deg, 
    rgba(56, 136, 255, 0.9) 0%, 
    rgba(88, 86, 214, 0.9) 100%
  );
  color: white;
  box-shadow: var(--lg-shadow-button);
  backdrop-filter: blur(12px) saturate(1.2);
  -webkit-backdrop-filter: blur(12px) saturate(1.2);
}

.btn-primary::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: var(--lg-hairline);
  background: linear-gradient(135deg, 
    rgba(255, 255, 255, 0.4) 0%, 
    rgba(255, 255, 255, 0.1) 100%
  );
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask-composite: exclude;
  pointer-events: none;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(56, 136, 255, 0.4), 0 4px 12px rgba(0, 0, 0, 0.1);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-primary:focus {
  outline: none;
  box-shadow: var(--lg-shadow-button), 0 0 0 2px rgba(56, 136, 255, 0.5);
}

.btn-secondary {
  background: rgba(var(--glass-bg), var(--glass-alpha));
  color: var(--text-primary);
  backdrop-filter: blur(12px) saturate(var(--lg-saturate)) contrast(var(--lg-contrast));
  -webkit-backdrop-filter: blur(12px) saturate(var(--lg-saturate)) contrast(var(--lg-contrast));
  box-shadow: var(--lg-shadow-button);
}

.btn-secondary::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: var(--lg-hairline);
  background: linear-gradient(135deg, 
    rgba(var(--lg-highlight), 0.3) 0%, 
    rgba(var(--lg-highlight), 0.1) 100%
  );
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask-composite: exclude;
  pointer-events: none;
}

.btn-secondary:hover {
  transform: translateY(-2px);
  background: rgba(var(--glass-bg), calc(var(--glass-alpha) + 0.02));
}

.btn-secondary:active {
  transform: translateY(0);
}

/* Services Section */
.services {
  padding: var(--space-24) 0;
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-16);
}

.section-title {
  font-size: var(--font-size-4xl);
  font-weight: 700;
  margin-bottom: var(--space-4);
}

.section-description {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

.services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
}

.service-card {
  padding: var(--space-8);
  text-align: center;
  transition: all var(--duration-normal) var(--ease-smooth);
}

.service-icon {
  font-size: var(--font-size-5xl);
  margin-bottom: var(--space-4);
  display: block;
}

.service-title {
  font-size: var(--font-size-2xl);
  font-weight: 600;
  margin-bottom: var(--space-4);
}

.service-description {
  color: var(--text-secondary);
  margin-bottom: var(--space-6);
  line-height: 1.6;
}

.service-features {
  list-style: none;
  text-align: left;
}

.service-features li {
  padding: var(--space-2) 0;
  color: var(--text-secondary);
  position: relative;
  padding-left: var(--space-6);
}

.service-features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-success);
  font-weight: 600;
}

/* CTA Section */
.cta {
  padding: var(--space-24) 0;
}

.cta-content {
  text-align: center;
  padding: var(--space-12);
  max-width: 800px;
  margin: 0 auto;
}

.cta-title {
  font-size: var(--font-size-4xl);
  font-weight: 700;
  margin-bottom: var(--space-6);
}

.cta-description {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
  margin-bottom: var(--space-8);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

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

/* Footer */
.footer {
  padding: var(--space-16) 0 var(--space-8);
}

.footer-content {
  padding: var(--space-8);
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  text-align: center;
}

.footer-logo {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  margin-bottom: var(--space-2);
}

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

.footer-links {
  list-style: none;
  display: flex;
  justify-content: center;
  gap: var(--space-6);
  flex-wrap: wrap;
}

.footer-links a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-smooth);
}

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

.footer-bottom {
  margin-top: var(--space-8);
  padding-top: var(--space-8);
  border-top: 1px solid var(--glass-highlight);
  text-align: center;
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
}

/* Responsive Design */
@media (min-width: 640px) {
  .hero-title {
    font-size: var(--font-size-6xl);
  }
  
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 768px) {
  .nav-menu {
    display: block;
  }
  
  .nav-toggle {
    display: none;
  }
  
  .hero-actions {
    justify-content: center;
  }
  
  .footer-content {
    grid-template-columns: repeat(3, 1fr);
    text-align: left;
  }
  
  .footer-links {
    justify-content: flex-start;
  }
}

@media (min-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(4, 1fr);
  }
  
  .hero-pane {
    padding: var(--space-16) var(--space-12);
  }
}

/* Performance Optimizations */
.glass-pane {
  will-change: transform;
}

/* Fallback for browsers without backdrop-filter support */
@supports not (backdrop-filter: blur(1px)) {
  .glass-pane {
    background: rgba(255, 255, 255, 0.9);
  }
  
  @media (prefers-color-scheme: dark) {
    .glass-pane {
      background: rgba(0, 0, 0, 0.8);
    }
  }
  
  .nav-glass {
    background: rgba(255, 255, 255, 0.95);
  }
  
  @media (prefers-color-scheme: dark) {
    .nav-glass {
      background: rgba(0, 0, 0, 0.9);
    }
  }
}