/* ============================================
   GLEICHFELD GEBÄUDEREINIGUNG - MOBILE STYLES
   ============================================ */

/* --- Media Queries - Mobile (<768px) --- */

@media (max-width: 768px) {
  
  /* ============================================
     HEADER - MOBILE LAYOUT
     ============================================ */
  
  .main-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: var(--header-bg-top-color);
    backdrop-filter: blur(10px);
    box-shadow: var(--header-shadow);
  }
  
  .header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--header-height-mobile) !important;
    padding: 10px 15px;
    background-color: var(--header-bg);
    border-bottom: 1px solid var(--header-border-bottom);
  }
  
  .header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    max-width: 100%;
  }
  
  .logo-section {
    flex-shrink: 0;
    padding-right: 15px;
  }
  
  .logo {
    max-width: 120px;
    height: auto;
  }
  
  .logo-image {
    width: auto;
    height: 45px;
  }
  
  /* Mobile Menu Toggle (Hamburger) */
  .menu-toggle {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    background: transparent;
    border: none;
    padding: 8px;
    cursor: pointer;
    z-index: 1002;
    display: flex;
    flex-direction: column;
    justify-content: space-around;
    width: 30px;
    height: 24px;
  }
  
  .menu-toggle:hover {
    background-color: rgba(0, 0, 0, 0.1);
    border-radius: 4px;
  }
  
  .menu-toggle .bar {
    display: block;
    height: 3px;
    width: 100%;
    background-color: var(--color-primary);
    border-radius: 2px;
    transition: all 0.3s ease;
  }
  
  /* Hamburger -> X Animation */
  .menu-toggle.is-active .bar:nth-child(1) {
    transform: translateY(9px) rotate(45deg);
  }
  
  .menu-toggle.is-active .bar:nth-child(2) {
    opacity: 0;
  }
  
  .menu-toggle.is-active .bar:nth-child(3) {
    transform: translateY(-9px) rotate(45deg);
  }
  
  /* ============================================
     MOBILE MENU (OFFCANVAS)
     ============================================ */
  
  .mobile-menu {
    position: fixed;
    top: 0;
    left: -100%;
    width: 280px;
    max-width: 80vw;
    height: 100vh;
    z-index: 1001;
    background-color: var(--mobile-menu-bg);
    box-shadow: var(--mobile-menu-shadow);
    transition: left 0.3s ease;
    overflow-y: auto;
    overflow-x: hidden;
  }
  
  .mobile-menu.is-active {
    left: 0;
  }
  
  .mobile-menu-content {
    height: 100%;
    display: flex;
    flex-direction: column;
  }
  
  .menu-close {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 15px 20px;
    background-color: var(--mobile-menu-close-bg);
    border: none;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    cursor: pointer;
    width: 100%;
    font-size: 16px;
    font-weight: 600;
    color: #FFFFFF;
    transition: background-color 0.2s ease;
  }
  
  .menu-close:hover {
    background-color: #C41131;
  }
  
  .menu-close:focus {
    outline: none;
  }
  
  .menu-close .bar {
    display: block;
    width: 24px;
    height: 3px;
    margin: 0 8px;
    background-color: #FFFFFF;
    transition: all 0.3s ease;
    transform-origin: center;
  }
  
  .menu-close.is-active .bar:nth-child(1) {
    transform: translateY(10px) rotate(-45deg);
  }
  
  .menu-close.is-active .bar:nth-child(2) {
    opacity: 0;
  }
  
  .menu-close.is-active .bar:nth-child(3) {
    transform: translateY(-10px) rotate(-45deg);
  }
  
  .mobile-nav {
    list-style: none;
    padding: 10px 0;
    margin: 0;
    flex-grow: 1;
    overflow-y: auto;
  }
  
  .mobile-nav-item {
    margin: 0;
  }
  
  .mobile-nav-item a {
    display: block;
    padding: 15px 20px;
    color: var(--color-primary);
    font-size: 16px;
    font-weight: 500;
    text-decoration: none;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    transition: all 0.2s ease;
  }
  
  .mobile-nav-item a:hover {
    background-color: rgba(46, 92, 155, 0.05);
    color: var(--color-primary-dark);
    padding-left: 25px;
  }
  
  .mobile-nav-item a.is-active {
    background-color: rgba(46, 92, 155, 0.1);
    color: var(--color-accent);
    font-weight: 600;
    border-bottom-color: rgba(74, 144, 217, 0.3);
  }
  
  /* Mobile Dropdown */
  .mobile-nav-item.dropdown a::after {
    content: '▶';
    font-size: 10px;
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%);
    transition: transform 0.2s ease;
  }
  
  .mobile-nav-item.dropdown.open a::after {
    transform: translateY(-50%) rotate(180deg);
  }
  
  .mobile-nav-item.dropdown ul {
    padding: 10px 0;
    margin: 0;
    max-height: 500px;
    overflow-y: auto;
    display: none;
  }
  
  .mobile-nav-item.dropdown.open ul {
    display: block;
  }
  
  .mobile-nav-item a.is-inactive::after {
    content: '◀';
  }
  
  /* ============================================
     HERO SLIDER - MOBILE
     ============================================ */
  
  .hero {
    position: relative;
    width: 100%;
    height: 400px;
    overflow: hidden;
  }
  
  .hero-slider {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
  }
  
  .hero-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1s ease;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  
  .hero-slide.active {
    opacity: 1;
    z-index: 1;
  }
  
  .hero-slide-image {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    object-fit: cover;
  }
  
  .hero-slide h2 {
    font-size: 24px;
    color: #FFFFFF;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.6);
    margin-bottom: 10px;
  }
  
  .hero-slide p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.9);
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.6);
  }
  
  .hero-slide a {
    font-size: 14px;
    padding: 10px 20px;
    background-color: rgba(74, 144, 217, 0.9);
    border-radius: 25px;
    color: #FFFFFF;
    text-shadow: none;
  }
  
  /* Mobile Controls */
  .hero-prev {
    position: absolute;
    top: 50%;
    left: 15px;
    transform: translateY(-50%);
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.7);
    border: 2px solid rgba(255, 255, 255, 0.9);
    color: var(--color-primary);
    font-size: 18px;
    line-height: 1;
    cursor: pointer;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0.7;
    transition: all 0.2s ease;
  }
  
  .hero-next {
    position: absolute;
    top: 50%;
    right: 15px;
    transform: translateY(-50%);
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.7);
    border: 2px solid rgba(255, 255, 255, 0.9);
    color: var(--color-primary);
    font-size: 18px;
    line-height: 1;
    cursor: pointer;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0.7;
    transition: all 0.2s ease;
  }
  
  .hero-prev:hover,
  .hero-next:hover {
    background-color: rgba(74, 144, 217, 0.9);
    border-color: rgba(74, 144, 217, 0.9);
    color: #FFFFFF;
    opacity: 1;
  }
  
  /* Play/Pause Toggle */
  .hero-play-pause {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    padding: 10px 15px;
    background-color: rgba(255, 255, 255, 0.9);
    border: 2px solid rgba(0, 0, 0, 0.1);
    border-radius: 25px;
    font-size: 14px;
    color: var(--color-primary);
    cursor: pointer;
    z-index: 10;
    display: flex;
    align-items: center;
    gap: 8px;
    opacity: 0.8;
    transition: all 0.2s ease;
  }
  
  .hero-play-pause.is-active {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
    color: #FFFFFF;
    opacity: 1;
  }
  
  .hero-play-icon,
  .hero-pause-icon {
    color: var(--color-primary);
  }
  
  .hero-play-pause.is-active .hero-play-icon,
  .hero-play-pause:not(.is-active) .hero-pause-icon {
    color: #FFFFFF;
  }
  
  .hero-pause-icon {
    display: none;
  }
  
  .hero-play-pause.is-active .hero-pause-icon {
    display: flex;
  }
  
  /* Mobile Slider Duration */
  .hero-slide {
    animation: none;
  }
  
  /* ============================================
     SERVICES GRID - MOBILE (2 Columns)
     ============================================ */
  
  .services-section {
    padding: 40px 15px;
    background-color: var(--color-white);
  }
  
  .services-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-top: var(--spacing-md);
  }
  
  .service-card {
    background-color: var(--color-white);
    border-radius: 12px;
    padding: 25px 15px;
    text-align: center;
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(46, 92, 155, 0.1);
    transition: all 0.3s ease;
  }
  
  .service-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(46, 92, 155, 0.3);
  }
  
  .service-card.is-active {
    border-color: var(--color-accent);
  }
  
  .service-card-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 15px;
  }
  
  .service-icon {
    width: 100%;
    height: 100%;
  }
  
  .service-card-icon-bg {
    background-color: rgba(46, 92, 155, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  
  .service-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 8px;
    line-height: 1.3;
  }
  
  .service-description {
    font-size: 12px;
    color: #666666;
    line-height: 1.5;
    margin-bottom: 15px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }
  
  /* Icon Style SVG */
  .service-icon svg {
    width: 100%;
    height: 100%;
  }
  
  .service-icon svg path,
  .service-icon svg circle,
  .service-icon svg rect {
    stroke: var(--color-primary);
    fill: transparent;
  }
  
  .service-icon svg circle {
    stroke: var(--color-accent);
  }
  
  /* Icon Style Dot */
  .service-icon svg path {
    stroke: var(--color-primary);
    fill: transparent;
  }
  
  /* Icon Style Filled */
  .service-icon svg {
    fill: var(--color-primary);
  }
  
  /* Icon Style Circle */
  .service-icon svg circle {
    stroke: var(--color-accent);
    fill: var(--color-accent);
  }
  
  /* Book Clean CTA */
  .cs-book-clean-area {
    padding: 30px 15px;
    background: linear-gradient(135deg, var(--color-berlin-cards) 0%, #A0143C 100%);
    text-align: center;
  }
  
  .cs-book-clean-area h2 {
    font-size: 24px;
    color: #FFFFFF;
    margin-bottom: 10px;
  }
  
  .cs-book-clean-area .section-title {
    color: #FFFFFF !important;
    font-weight: 700;
    font-size: 24px;
    margin-bottom: 15px;
  }
  
  .cs-book-clean-area .section-subtitle {
    color: rgba(255, 255, 255, 0.9);
    font-size: 14px;
    margin-bottom: 20px;
  }
  
  .cs-book-clean-area .btn {
    background-color: #FFFFFF;
    border-color: #FFFFFF;
    color: var(--color-berlin-cards);
    padding: 12px 30px;
    font-size: 16px;
    border-radius: 25px;
  }
  
  .cs-book-clean-area .btn:hover {
    background-color: rgba(255, 255, 255, 0.9);
    border-color: rgba(255, 255, 255, 0.9);
  }
  
  /* ============================================
     ABOUT SECTION - MOBILE (STACK LAYOUT)
     ============================================ */
  
  .cs-about-area,
  .about-section {
    padding: 40px 15px;
    background-color: var(--about-bg);
  }
  
  .about-section {
    padding: 30px 15px;
  }
  
  /* Stack Layout on Mobile */
  .about-row {
    display: flex;
    flex-direction: column;
    gap: 30px;
  }
  
  .about-img img {
    width: 100%;
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
  }
  
  .about-text {
    padding: 0;
  }
  
  .about-text h2 {
    font-size: 24px;
    color: var(--color-primary);
    margin-bottom: 12px;
  }
  
  .about-text .section-title {
    color: var(--color-primary) !important;
    font-weight: 700;
    font-size: 24px;
    margin-bottom: 15px;
  }
  
  .about-text p {
    font-size: 14px;
    line-height: 1.6;
    color: #444444;
    margin-bottom: 15px;
  }
  
  /* Certificate Carousel */
  .certificate-carousel {
    display: flex;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    gap: 15px;
    padding: 15px 0;
    margin-top: 20px;
  }
  
  .certificate-carousel::-webkit-scrollbar {
    height: 4px;
  }
  
  .certificate-carousel::-webkit-scrollbar-thumb {
    background-color: var(--color-primary-light);
    border-radius: 2px;
  }
  
  .certificate-card {
    flex: 0 0 auto;
    width: 280px;
    min-width: 280px;
    height: 200px;
    scroll-snap-align: center;
    background-color: var(--color-white);
    border-radius: 8px;
    border: 2px solid var(--color-primary);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 15px;
  }
  
  .certificate-card img {
    max-width: 100%;
    max-height: 100%;
  }
  
  /* ============================================
     PARTNERS SECTION - MOBILE (HORIZONTAL SCROLL)
     ============================================ */
  
  .cs-partners-area,
  .partners-section {
    padding: 40px 15px;
    background-color: var(--color-white);
  }
  
  .partners-section {
    padding: 30px 15px;
  }
  
  .partner-row {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: nowrap;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    gap: 30px;
    padding: 20px 0;
    margin-bottom: 20px;
  }
  
  .partner-row::-webkit-scrollbar {
    height: 4px;
  }
  
  .partner-row::-webkit-scrollbar-thumb {
    background-color: var(--color-primary-light);
    border-radius: 2px;
  }
  
  .partner-card {
    flex: 0 0 auto;
    scroll-snap-align: center;
    width: 150px;
    max-width: 150px;
    max-height: 80px;
  }
  
  .partner-card img {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    opacity: 0.7;
    transition: opacity 0.3s ease;
  }
  
  .partner-card:hover img {
    opacity: 1;
  }
  
  .partner-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-primary);
    margin-top: 8px;
    text-align: center;
  }
  
  /* ============================================
     FOOTER - MOBILE (STACK LAYOUT)
     ============================================ */
  
  .footer-section {
    padding: 30px 15px;
    background-color: var(--footer-bg);
  }
  
  .footer-columns {
    display: flex;
    flex-direction: column;
    gap: 30px;
  }
  
  .footer-column {
    margin-bottom: 0;
  }
  
  .footer-column:last-child {
    margin-bottom: 0;
  }
  
  .footer-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 15px;
  }
  
  .footer-link {
    display: block;
    font-size: 14px;
    color: #666666;
    padding: 8px 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
  }
  
  .footer-link:last-child {
    border-bottom: none;
  }
  
  .footer-link:hover {
    color: var(--color-primary);
    padding-left: 10px;
  }
  
  .footer-column ul {
    padding-left: 0;
    list-style: none;
  }
  
  .footer-column li {
    margin-bottom: 8px;
  }
  
  .footer-column a {
    font-size: 14px;
    color: #666666;
    text-decoration: none;
  }
  
  .footer-column a:hover {
    color: var(--color-primary);
  }
  
  .footer-column img {
    max-height: 40px;
    margin-bottom: 10px;
  }
  
  /* Contact Info */
  .footer-contact {
    font-size: 14px;
  }
  
  .footer-contact-item {
    display: block;
    margin-bottom: 10px;
  }
  
  .footer-contact-item a {
    color: #666666;
    text-decoration: none;
  }
  
  .footer-contact-item a:hover {
    color: var(--color-primary);
  }
  
  /* ============================================
     COPY RIGHTS - MOBILE
     ============================================ */
  
  .cs-copyright-area {
    padding: 20px 15px;
    background-color: var(--footer-bottom-bg);
  }
  
  .copyright-content {
    display: flex;
    flex-direction: column;
    gap: 10px;
  }
  
  .copyright-text {
    font-size: 13px;
    color: #FFFFFF;
  }
  
  /* ============================================
     UTILITIES - MOBILE
     ============================================ */
  
  /* Container Reset */
  .container {
    max-width: 100% !important;
    padding-left: 15px;
    padding-right: 15px;
  }
  
  /* Button Reset */
  .btn {
    padding: 10px 20px;
    font-size: 14px;
  }
  
  /* Typography Reset */
  h1 { font-size: 24px; }
  h2 { font-size: 22px; }
  h3 { font-size: 20px; }
  h4 { font-size: 18px; }
  h5 { font-size: 16px; }
  h6 { font-size: 14px; }
  
  /* Grid to Flex */
  .grid-cols-* {
    display: flex !important;
    flex-wrap: wrap;
    gap: 15px;
  }
  
  .grid-cols-2 {
    flex-direction: row;
  }
  
  /* Hide Desktop Elements */
  .desktop-only,
  .d-none,
  .d-sm-none,
  .d-md-none,
  .d-lg-none,
  .d-xl-none {
    display: none !important;
  }
  
  /* Show Mobile Elements */
  .mobile-only,
  .d-block,
  .d-sm-block,
  .d-md-block,
  .d-lg-block,
  .d-xl-block {
    display: block !important;
  }
  
  .mobile-only,
  .d-sm-block,
  .d-md-block,
  .d-lg-block,
  .d-xl-block {
    display: flex !important;
    flex-direction: column;
    align-items: center;
  }
  
  /* Section Header */
  .section-header {
    text-align: center;
    margin-bottom: 20px;
  }
  
  .section-title {
    font-size: 24px;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 8px;
  }
  
  .section-subtitle {
    font-size: 14px;
    color: #666666;
  }
  
  /* Berlin Cards Section */
  .cs-berlin-cards-area,
  .berlin-cards-section {
    padding: 30px 15px;
    background: linear-gradient(135deg, var(--color-berlin-cards) 0%, #A0143C 100%);
  }
  
  .berlin-cards-section .section-title {
    color: #FFFFFF !important;
  }
  
  .berlin-cards-section .section-subtitle {
    color: rgba(255, 255, 255, 0.9) !important;
  }
  
  .berlin-cards-section .btn {
    background-color: #FFFFFF;
    border-color: #FFFFFF;
    color: var(--color-berlin-cards);
    padding: 10px 25px;
    font-size: 15px;
    border-radius: 25px;
  }
  
  /* ============================================
     DESKTOP EXTENSIONS (769px - 992px)
     ============================================ */
  
  @media (min-width: 769px) and (max-width: 992px) {
    .hero {
      height: 500px;
    }
    
    .hero-slide h2 {
      font-size: 32px;
    }
    
    .hero-slide p {
      font-size: 16px;
    }
    
    .services-grid {
      grid-template-columns: repeat(3, 1fr);
    }
    
    .service-card {
      padding: 30px 20px;
    }
    
    .service-title {
      font-size: 20px;
    }
    
    .service-description {
      font-size: 13px;
    }
    
    .about-row {
      flex-direction: row;
      flex-wrap: nowrap;
    }
    
    .about-text h2 {
      font-size: 26px;
    }
    
    .footer-columns {
      flex-direction: row;
      flex-wrap: wrap;
    }
    
    .footer-column {
      flex: 1;
      min-width: 250px;
    }
    
    .partners-section .partner-row {
      flex-wrap: wrap;
      overflow-x: hidden;
    }
  }
  
  /* ============================================
     DESKTOP (993px and up)
     ============================================ */
  
  @media (min-width: 993px) {
    .hero {
      height: 600px;
    }
    
    .hero-slide h2 {
      font-size: 42px;
    }
    
    .hero-slide p {
      font-size: 18px;
    }
    
    .services-grid {
      grid-template-columns: repeat(4, 1fr);
    }
    
    .service-card {
      padding: 40px 25px;
    }
    
    .service-title {
      font-size: 24px;
    }
    
    .service-description {
      font-size: 16px;
    }
    
    .about-row {
      flex-direction: row;
      flex-wrap: nowrap;
    }
    
    .about-text h2 {
      font-size: 32px;
    }
    
    .partners-section .partner-row {
      justify-content: flex-start;
      gap: 50px;
    }
    
    .partners-section .partner-card {
      max-height: 100px;
    }
    
    .footer-columns {
      display: flex;
      flex-direction: row;
      flex-wrap: nowrap;
    }
    
    .footer-column {
      flex: 1;
      min-width: 220px;
    }
  }
}

/* ============================================
   END MOBILE STYLES
   ============================================ */