/* ==========================================================================
   Responsive Styles - Dent-Aktiv Website
   ========================================================================== */

/* Large Desktop - 1200px and up */
@media (min-width: 1200px) {
  .container {
    padding: 0 var(--spacing-md);
  }
  
  .hero-title {
    font-size: 64px;
  }
  
  .advantages-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .services-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* Desktop - 992px to 1199px */
@media (max-width: 1199px) {
  .hero-title {
    font-size: 48px;
  }
  
  .advantages-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Tablet - 768px to 991px */
@media (max-width: 991px) {
  /* Header Adjustments */
  .header-top-content {
    flex-direction: column;
    gap: var(--spacing-xs);
    text-align: center;
  }
  
  .header-phones {
    gap: var(--spacing-sm);
  }
  
  .header-content {
    flex-wrap: wrap;
    gap: var(--spacing-sm);
  }
  
  .main-nav {
    display: none;
  }
  
  .mobile-menu-toggle {
    display: flex;
  }
  
  .header-btn {
    margin-left: 0;
    order: -1;
    width: 100%;
  }
  
  /* Hero Section */
  .hero {
    text-align: center;
    padding: var(--spacing-xl) 0;
  }
  
  .hero-title {
    font-size: 40px;
  }
  
  .hero-buttons {
    justify-content: center;
  }
  
  /* Typography */
  h1 { font-size: 36px; }
  h2 { font-size: 28px; }
  h3 { font-size: 20px; }
  
  /* Grid Layouts */
  .advantages-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }
  
  .services-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }
  
  .doctor-content {
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
    text-align: center;
  }
  
  .cta-content {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    text-align: center;
  }
  
  /* Footer */
  .footer-content {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
  }
  
  .footer-bottom {
    flex-direction: column;
    gap: var(--spacing-sm);
    text-align: center;
  }
}

/* Mobile Large - 576px to 767px */
@media (max-width: 767px) {
  /* Container */
  .container {
    padding: 0 var(--spacing-sm);
  }
  
  /* Header */
  .header-top {
    padding: var(--spacing-xs) 0;
  }
  
  .working-hours {
    font-size: 12px;
  }
  
  .phone-link {
    font-size: 12px;
  }
  
  .logo {
    font-size: 24px;
  }
  
  /* Hero Section */
  .hero {
    min-height: 80vh;
    margin-top: 100px;
  }
  
  .hero-title {
    font-size: 32px;
  }
  
  .hero-description {
    font-size: var(--font-size-base);
  }
  
  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }
  
  .hero-buttons .btn {
    width: 100%;
    max-width: 300px;
  }
  
  /* Sections */
  section {
    padding: var(--spacing-xl) 0;
  }
  
  /* Cards */
  .advantage-card,
  .service-card {
    margin-bottom: var(--spacing-md);
  }
  
  .advantage-card {
    padding: var(--spacing-lg);
  }
  
  .service-content {
    padding: var(--spacing-md);
  }
  
  /* Forms */
  .cta-form {
    padding: var(--spacing-md);
  }
  
  .btn-large {
    padding: 14px 24px;
    font-size: var(--font-size-base);
  }
  
  /* Footer */
  .footer {
    padding: var(--spacing-xl) 0 var(--spacing-md);
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }
  
  /* Modal */
  .modal-content {
    padding: var(--spacing-lg);
    margin: var(--spacing-sm);
  }
}

/* Mobile Small - up to 575px */
@media (max-width: 575px) {
  /* Typography */
  .hero-title {
    font-size: 28px;
  }
  
  h1 { font-size: 28px; }
  h2 { font-size: 24px; }
  h3 { font-size: 18px; }
  
  /* Header */
  .header-top-content {
    padding: var(--spacing-xs) 0;
  }
  
  .working-hours {
    display: none;
  }
  
  .header-phones {
    flex-direction: column;
    gap: var(--spacing-xs);
  }
  
  .phone-link {
    font-size: 14px;
  }
  
  /* Spacing */
  section {
    padding: var(--spacing-lg) 0;
  }
  
  /* Cards */
  .advantage-card {
    padding: var(--spacing-md);
  }
  
  .advantage-icon {
    width: 60px;
    height: 60px;
    font-size: 24px;
  }
  
  .service-image {
    height: 150px;
  }
  
  /* Doctor Section */
  .doctor-image {
    max-width: 300px;
    margin: 0 auto;
  }
  
  /* CTA */
  .cta-image {
    order: -1;
  }
  
  /* Footer */
  .footer-social {
    justify-content: center;
  }
  
  .social-link {
    width: 35px;
    height: 35px;
    font-size: 14px;
  }
}

/* Extra Small Mobile - up to 374px */
@media (max-width: 374px) {
  .container {
    padding: 0 12px;
  }
  
  .hero-title {
    font-size: 24px;
  }
  
  .btn {
    padding: 10px 16px;
    font-size: 14px;
  }
  
  .btn-large {
    padding: 12px 20px;
    font-size: 14px;
  }
  
  .advantage-card,
  .service-content,
  .cta-form,
  .modal-content {
    padding: var(--spacing-sm);
  }
}

/* Landscape Mobile */
@media (max-height: 500px) and (orientation: landscape) {
  .hero {
    min-height: 100vh;
    padding: var(--spacing-md) 0;
  }
  
  .hero-title {
    font-size: 32px;
  }
  
  .hero-buttons {
    margin-top: var(--spacing-md);
  }
}

/* High DPI Displays */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
  /* Ensure crisp text rendering */
  body {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
  }
}

/* Hover Support */
@media (hover: hover) {
  .advantage-card:hover,
  .service-card:hover {
    transform: translateY(-8px);
  }
  
  .btn:hover {
    transform: translateY(-2px);
  }
}

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

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
  :root {
    --text-primary: #ffffff;
    --text-secondary: #cccccc;
    --text-light: #999999;
    --background-white: #1a1a1a;
    --background-light: #2a2a2a;
    --border-color: #444444;
    --shadow-light: 0 2px 10px rgba(255, 255, 255, 0.1);
    --shadow-medium: 0 4px 20px rgba(255, 255, 255, 0.15);
    --shadow-heavy: 0 8px 30px rgba(255, 255, 255, 0.2);
  }
}

/* Print Styles */
@media print {
  * {
    background: transparent !important;
    color: black !important;
    box-shadow: none !important;
    text-shadow: none !important;
  }
  
  .hero,
  .cta {
    color: black !important;
  }
  
  .hero-title,
  .section-title {
    color: black !important;
  }
  
  .btn {
    border: 1px solid black !important;
    color: black !important;
  }
  
  img {
    max-width: 100% !important;
  }
  
  .footer {
    color: black !important;
  }
  
  .footer-content {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .advantage-card,
  .service-card {
    break-inside: avoid;
  }
}

/* Accessibility Improvements */
@media (prefers-contrast: high) {
  :root {
    --primary-color: #1a4480;
    --accent-color: #2d5a2d;
    --text-primary: #000000;
    --text-secondary: #333333;
    --border-color: #666666;
  }
}

/* Focus Visible for Keyboard Users */
@supports selector(:focus-visible) {
  *:focus {
    outline: none;
  }
  
  *:focus-visible {
    outline: 2px solid var(--accent-color);
    outline-offset: 2px;
  }
}

/* Navigation Menu Mobile States */
.main-nav.mobile-active {
  display: block;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background-color: var(--background-white);
  box-shadow: var(--shadow-medium);
  padding: var(--spacing-md);
  z-index: 1000;
}

.main-nav.mobile-active .nav-menu {
  flex-direction: column;
  gap: var(--spacing-sm);
}

.main-nav.mobile-active .dropdown-menu {
  position: static;
  opacity: 1;
  visibility: visible;
  transform: none;
  box-shadow: none;
  background-color: var(--background-light);
  margin-top: var(--spacing-xs);
}

/* Mobile Menu Toggle Animation */
.mobile-menu-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

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

.mobile-menu-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -6px);
}