/**
 * Modern Design System - Kfz-Service Dürr
 * A contemporary, clean design with optimized performance
 */

/* ==========================================================================
   CSS Custom Properties (Design Tokens)
   ========================================================================== */

:root {
  /* Primary Colors - Modern Automotive Theme */
  --color-primary: #1a365d;
  --color-primary-light: #2c5282;
  --color-primary-dark: #0f2744;
  
  /* Secondary Colors - Accent */
  --color-secondary: #ed8936;
  --color-secondary-light: #f6ad55;
  --color-secondary-dark: #c05621;
  
  /* Neutral Colors */
  --color-gray-50: #f7fafc;
  --color-gray-100: #edf2f7;
  --color-gray-200: #e2e8f0;
  --color-gray-300: #cbd5e0;
  --color-gray-400: #a0aec0;
  --color-gray-500: #718096;
  --color-gray-600: #4a5568;
  --color-gray-700: #2d3748;
  --color-gray-800: #1a202c;
  --color-gray-900: #171923;
  
  /* Semantic Colors */
  --color-success: #38a169;
  --color-warning: #d69e2e;
  --color-error: #e53e3e;
  --color-info: #3182ce;
  
  /* Background Colors */
  --bg-primary: #ffffff;
  --bg-secondary: var(--color-gray-50);
  --bg-dark: var(--color-gray-900);
  
  /* Font Loading - Local */
  @font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 300;
    font-display: swap;
    src: url('../fonts/Inter-Light.ttf') format('truetype');
  }
  @font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 400;
    font-display: swap;
    src: url('../fonts/Inter-Regular.ttf') format('truetype');
  }
  @font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 500;
    font-display: swap;
    src: url('../fonts/Inter-Medium.ttf') format('truetype');
  }
  @font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 600;
    font-display: swap;
    src: url('../fonts/Inter-SemiBold.ttf') format('truetype');
  }
  @font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 700;
    font-display: swap;
    src: url('../fonts/Inter-Bold.ttf') format('truetype');
  }
  
  /* Font Sizes (Modern Fluid Typography) */
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
  --text-base: clamp(1rem, 0.9rem + 0.5vw, 1.125rem);
  --text-lg: clamp(1.125rem, 1rem + 0.6vw, 1.25rem);
  --text-xl: clamp(1.25rem, 1.1rem + 0.75vw, 1.5rem);
  --text-2xl: clamp(1.5rem, 1.25rem + 1.25vw, 2rem);
  --text-3xl: clamp(1.875rem, 1.5rem + 1.875vw, 2.5rem);
  --text-4xl: clamp(2.25rem, 1.75rem + 2.5vw, 3rem);
  --text-5xl: clamp(3rem, 2rem + 5vw, 4rem);
  
  /* Font Families */
  --font-family-base: 'IBM Plex Sans', sans-serif;
  --font-family-heading: 'Outfit', sans-serif;
  
  /* Font Weights */
  --font-weight-light: 300;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
   
  /* Line Heights */
  --line-height-tight: 1.25;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.75;
  
  /* Spacing Scale */
  --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;
  
  /* Border Radius */
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  --radius-full: 9999px;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --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);
  --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  
  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-normal: 300ms ease;
  --transition-slow: 500ms ease;
  
  /* Z-Index Scale */
  --z-dropdown: 100;
  --z-sticky: 200;
  --z-fixed: 300;
  --z-modal-backdrop: 400;
  --z-modal: 500;
  --z-tooltip: 600;
  
  /* Container Widths */
  --container-sm: 640px;
  --container-md: 768px;
  --container-lg: 1024px;
  --container-xl: 1280px;
  --container-2xl: 1536px;
}

/* ==========================================================================
   CSS Reset & Base Styles
   ========================================================================== */

*,
*::before,
*::after {
  box-sizing: border-box;
}

* {
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  font-size: 16px;
}

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

body {
  font-family: var(--font-family-base);
  font-size: var(--text-base);
  font-weight: var(--font-weight-normal);
  line-height: var(--line-height-normal);
  color: var(--color-gray-700);
  background-color: var(--bg-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img,
picture,
video,
canvas,
svg {
  display: block;
  max-width: 100%;
  height: auto;
}

input,
button,
textarea,
select {
  font: inherit;
}

p,
h1,
h2,
h3,
h4,
h5,
h6 {
  overflow-wrap: break-word;
}

/* ==========================================================================
   Typography
   ========================================================================== */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-family-heading);
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-tight);
  color: var(--color-gray-900);
}

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

p {
  margin-bottom: var(--space-4);
}

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

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

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

/* ==========================================================================
   Layout Utilities
   ========================================================================== */

.container {
  width: 100%;
  max-width: var(--container-xl);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-4);
  padding-right: var(--space-4);
}

@media (min-width: 768px) {
  .container {
    padding-left: var(--space-6);
    padding-right: var(--space-6);
  }
}

@media (min-width: 1024px) {
  .container {
    padding-left: var(--space-8);
    padding-right: var(--space-8);
  }
}

.section {
  padding-top: var(--space-16);
  padding-bottom: var(--space-16);
}

@media (min-width: 768px) {
  .section {
    padding-top: var(--space-24);
    padding-bottom: var(--space-24);
  }
}

/* ==========================================================================
   Header & Navigation
   ========================================================================== */

.header {
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-gray-200);
  transition: box-shadow var(--transition-normal);
}

.header.scrolled {
  box-shadow: var(--shadow-md);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

@media (min-width: 768px) {
  .header-inner {
    height: 80px;
  }
}

.logo {
  display: flex;
  align-items: center;
  background: var(--color-primary);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
}

.logo-text {
  font-size: var(--text-base);
  font-weight: var(--font-weight-bold);
  color: white;
  display: block;
}

@media (min-width: 576px) {
  .logo-text {
    font-size: var(--text-lg);
  }
}

/* Desktop Navigation */
.nav-desktop {
  display: none;
}

@media (min-width: 768px) {
  .nav-desktop {
    display: flex;
    align-items: center;
    gap: var(--space-8);
  }
}

.nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  list-style: none;
}

.nav-link {
  position: relative;
  font-size: var(--text-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-gray-600);
  padding: var(--space-2) 0;
  transition: color var(--transition-fast);
}

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

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

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

/* Mobile Navigation */
.nav-mobile-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 48px;
  height: 48px;
  background: rgba(26, 54, 93, 0.1);
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  gap: 5px;
  position: relative;
  z-index: calc(var(--z-fixed) + 1);
  transition: background-color var(--transition-fast);
}

.nav-mobile-toggle:hover {
  background: rgba(26, 54, 93, 0.2);
}

.nav-mobile-toggle:active {
  background: rgba(26, 54, 93, 0.3);
}

@media (min-width: 768px) {
  .nav-mobile-toggle {
    display: none;
  }
}

.nav-mobile-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-primary);
  border-radius: var(--radius-full);
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.nav-mobile-toggle.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-mobile-toggle.active span:nth-child(2) {
  opacity: 0;
}

.nav-mobile-toggle.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.nav-mobile {
  position: fixed;
  top: 72px;
  left: 0;
  right: 0;
  background: var(--bg-primary);
  padding: var(--space-6);
  transform: translateX(100%);
  transition: transform var(--transition-normal);
  z-index: var(--z-fixed);
  overflow-y: auto;
  visibility: hidden;
}

.nav-mobile.open {
  transform: translateX(0);
  visibility: visible;
}

@media (min-width: 768px) {
  .nav-mobile {
    display: none;
  }
}

.nav-mobile-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.nav-mobile-link {
  display: block;
  font-size: var(--text-xl);
  font-weight: var(--font-weight-medium);
  color: var(--color-gray-700);
  padding: var(--space-4) var(--space-4);
  border-radius: var(--radius-md);
  transition: color var(--transition-fast), background-color var(--transition-fast);
}

.nav-mobile-link:hover,
.nav-mobile-link.active {
  color: var(--color-primary);
  background-color: rgba(26, 54, 93, 0.08);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */

.hero {
  position: relative;
  min-height: 60vh;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 50%, var(--color-primary-light) 100%);
  overflow: hidden;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(15, 39, 68, 0.85) 0%, rgba(26, 54, 93, 0.75) 100%);
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: var(--space-12) var(--space-4);
}

@media (min-width: 768px) {
  .hero-content {
    text-align: left;
    padding: var(--space-16) var(--space-8);
  }
}

.hero-title {
  font-size: var(--text-3xl);
  color: white;
  margin-bottom: var(--space-4);
  opacity: 0;
  transform: translateY(20px);
  animation: fadeInUp 0.6s ease forwards;
}

@media (min-width: 768px) {
  .hero-title {
    font-size: var(--text-4xl);
  }
}

.hero-subtitle {
  font-size: var(--text-lg);
  color: rgba(255, 255, 255, 0.9);
  max-width: 600px;
  margin-bottom: var(--space-8);
  opacity: 0;
  transform: translateY(20px);
  animation: fadeInUp 0.6s ease 0.2s forwards;
}

.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  opacity: 0;
  transform: translateY(20px);
  animation: fadeInUp 0.6s ease 0.4s forwards;
}

@media (max-width: 639px) {
  .hero-cta {
    flex-direction: column;
    width: 100%;
  }
  .hero-cta .btn {
    width: 100%;
    justify-content: center;
  }
}

/* ==========================================================================
   Buttons
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-size: var(--text-sm);
  font-weight: var(--font-weight-semibold);
  border-radius: var(--radius-md);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
}

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

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

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

.btn-secondary {
  background: transparent;
  color: white;
  border-color: white;
}

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

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

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

/* ==========================================================================
   Service Cards
   ========================================================================== */

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-6);
}

.service-card {
  background: white;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
}

.service-card-image {
  position: relative;
  aspect-ratio: 4/3;
  overflow: hidden;
}

.service-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.service-card:hover .service-card-image img {
  transform: scale(1.05);
}

.service-card-content {
  padding: var(--space-6);
}

.service-card-title {
  font-size: var(--text-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-gray-900);
  margin-bottom: var(--space-2);
}

/* ==========================================================================
   Service Tiles Grid (3x3)
   ========================================================================== */

.services-tiles-grid {
  display: grid;
  grid-template-columns: 1fr;
  border: 1px solid var(--color-gray-200);
}

.service-tile {
  padding: var(--space-6);
  border: 1px solid var(--color-gray-200);
  text-align: center;
  transition: background-color var(--transition-normal), transform var(--transition-normal);
  cursor: pointer;
}

.service-tile:hover {
  background-color: var(--color-gray-50);
  transform: scale(1.02);
}

@media (min-width: 640px) {
  .services-tiles-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .service-tile:nth-child(2n) {
    border-right: none;
  }
  .service-tile:nth-last-child(-n+2) {
    border-bottom: none;
  }
}

@media (min-width: 1024px) {
  .services-tiles-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .service-tile {
    padding: var(--space-8);
  }
  .service-tile:nth-child(3n) {
    border-right: none;
  }
  .service-tile:nth-last-child(-n+3) {
    border-bottom: none;
  }
}

.service-tile-icon {
  font-size: 2.5rem;
  margin-bottom: var(--space-4);
  display: block;
  color: var(--color-gray-600);
  transition: color var(--transition-normal);
}

.service-tile:hover .service-tile-icon {
  color: var(--color-primary);
}

.service-tile-title {
  font-size: var(--text-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-gray-900);
  margin-bottom: var(--space-2);
}

.service-tile-text {
  font-size: var(--text-sm);
  color: var(--color-gray-600);
  line-height: 1.6;
}

/* ==========================================================================
   Info Sections
   ========================================================================== */

.info-section {
  background: var(--bg-secondary);
}

.info-grid {
  display: grid;
  gap: var(--space-8);
}

@media (min-width: 768px) {
  .info-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-12);
  }
}

.info-list {
  list-style: none;
}

.info-list li {
  position: relative;
  padding-left: var(--space-6);
  margin-bottom: var(--space-3);
}

.info-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.5em;
  width: 8px;
  height: 8px;
  background: var(--color-secondary);
  border-radius: var(--radius-full);
}

/* ==========================================================================
   Contact Section
   ========================================================================== */

.contact-grid {
  display: grid;
  gap: var(--space-8);
}

@media (min-width: 768px) {
  .contact-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-12);
  }
}

.contact-info {
  background: var(--color-primary);
  color: white;
  padding: var(--space-8);
  border-radius: var(--radius-lg);
}

.contact-info h3 {
  color: white;
  margin-bottom: var(--space-6);
}

.contact-info p {
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: var(--space-4);
}

.contact-map {
  border-radius: var(--radius-lg);
  overflow: hidden;
  min-height: 300px;
}

/* ==========================================================================
   Partner Logos
   ========================================================================== */

.partners-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
  align-items: stretch;
}

@media (min-width: 640px) {
  .partners-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .partners-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.partner-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-6);
  background: white;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  transition: box-shadow var(--transition-fast), transform var(--transition-fast);
  min-height: 150px;
}

.partner-logo:hover {
  box-shadow: var(--shadow-lg);
  transform: scale(1.05);
}

.partner-logo img {
  max-width: 180px;
  max-height: 120px;
  width: auto;
  height: auto;
  filter: grayscale(20%);
  opacity: 0.9;
  transition: filter var(--transition-fast), opacity var(--transition-fast);
  display: block;
}

.partner-logo:hover img {
  filter: grayscale(0%);
  opacity: 1;
}

/* ==========================================================================
   Footer
   ========================================================================== */

.footer {
  background: var(--color-gray-900);
  color: var(--color-gray-300);
  padding: var(--space-12) 0 var(--space-6);
}

.footer-grid {
  display: grid;
  gap: var(--space-8);
  margin-bottom: var(--space-8);
}

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr;
  }
}

.footer h4 {
  color: white;
  font-size: var(--text-base);
  margin-bottom: var(--space-4);
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: var(--space-2);
}

.footer-links a {
  color: var(--color-gray-400);
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: white;
}

.footer-bottom {
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-gray-700);
  text-align: center;
  font-size: var(--text-sm);
}

/* ==========================================================================
   Cookie Banner
   ========================================================================== */

.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--color-gray-900);
  color: white;
  padding: var(--space-4);
  z-index: var(--z-modal-backdrop);
  transform: translateY(100%);
  transition: transform var(--transition-normal);
}

.cookie-banner.show {
  transform: translateY(0);
}

.cookie-banner-inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  max-width: var(--container-lg);
  margin: 0 auto;
}

@media (min-width: 768px) {
  .cookie-banner-inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

.cookie-banner-text {
  font-size: var(--text-sm);
  flex: 1;
}

.cookie-banner-actions {
  display: flex;
  gap: var(--space-3);
}

/* ==========================================================================
   Animations
   ========================================================================== */

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

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes slideInRight {
  from {
    transform: translateX(-20px);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

/* Scroll-triggered animations */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Staggered animation for lists */
.stagger-animation > * {
  opacity: 0;
  transform: translateY(20px);
  animation: fadeInUp 0.5s ease forwards;
}

.stagger-animation > *:nth-child(1) { animation-delay: 0.1s; }
.stagger-animation > *:nth-child(2) { animation-delay: 0.2s; }
.stagger-animation > *:nth-child(3) { animation-delay: 0.3s; }
.stagger-animation > *:nth-child(4) { animation-delay: 0.4s; }
.stagger-animation > *:nth-child(5) { animation-delay: 0.5s; }
.stagger-animation > *:nth-child(6) { animation-delay: 0.6s; }

/* ==========================================================================
   Utility Classes
   ========================================================================== */

.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;
}

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: var(--space-2); }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }
.gap-8 { gap: var(--space-8); }

.mt-4 { margin-top: var(--space-4); }
.mt-8 { margin-top: var(--space-8); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-8 { margin-bottom: var(--space-8); }

.hidden { display: none; }

@media (min-width: 768px) {
  .md\:hidden { display: none; }
  .md\:flex { display: flex; }
}

@media (min-width: 1024px) {
  .lg\:hidden { display: none; }
  .lg\:flex { display: flex; }
}

/* ==========================================================================
   Lazy Loading Styles
   ========================================================================== */

.lazy {
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.lazy.loaded {
  opacity: 1;
}

.lazy-placeholder {
  background: linear-gradient(90deg, var(--color-gray-100) 25%, var(--color-gray-200) 50%, var(--color-gray-100) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
}

@keyframes shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* ==========================================================================
   Print Styles
   ========================================================================== */

@media print {
  .header,
  .nav-mobile,
  .cookie-banner,
  .footer {
    display: none;
  }
  
  body {
    font-size: 12pt;
    color: black;
    background: white;
  }
  
  a {
    text-decoration: underline;
  }
}