:root {
      --primary-color: #1a365d;
      --secondary-color: #2d3748;
      --accent-color: #3182ce;
      --light-accent: #e2e8f0;
      --success-color: #38a169;
      --warning-color: #d69e2e;
      --danger-color: #e53e3e;
      --text-dark: #2d3748;
      --text-light: #718096;
      --bg-light: #f7fafc;
      --bg-white: #ffffff;
      --font-primary: 'Inter', sans-serif;
      --font-display: 'Playfair Display', serif;
      --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
      --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);
      --navbar-bg: rgba(255, 255, 255, 0.9);
      --navbar-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
      --dropdown-bg: #ffffff;
      --dropdown-shadow: 0 8px 16px rgba(0, 0, 0, 0.15);
  }

  * {
      margin: 0;
      padding: 0;
      box-sizing: border-box;
  }

  body {
      font-family: var(--font-primary);
      color: var(--text-dark);
      line-height: 1.6;
      overflow-x: hidden;
  }

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

  .display-1 {
      font-size: 3.5rem;
      font-weight: 700;
  }

  .display-2 {
      font-size: 3rem;
      font-weight: 700;
  }

  .display-3 {
      font-size: 2.5rem;
      font-weight: 600;
  } 
  .text-gradient.text-white {
    background: none !important;
    color: #fff !important;
    -webkit-text-fill-color: #fff !important;
}

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

  .bg-gradient-primary {
      background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  }

  .bg-gradient-light {
      background: linear-gradient(135deg, var(--bg-light), #edf2f7);
  }

  /* Preloader */
  .loader-wrapper {
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      background: var(--bg-white);
      display: flex;
      justify-content: center;
      align-items: center;
      z-index: 9999;
      transition: opacity 0.8s ease;
  }

  .loader {
      width: 60px;
      height: 60px;
      border: 4px solid var(--light-accent);
      border-top: 4px solid var(--accent-color);
      border-radius: 50%;
      animation: spin 1s linear infinite;
  }

  @keyframes spin {
      0% {
          transform: rotate(0deg);
      }

      100% {
          transform: rotate(360deg);
      }
  }

  /* Navbar */
  .navbar {
      background: var(--navbar-bg);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      box-shadow: var(--navbar-shadow);
      transition: all 0.3s ease;
  }

  :root {
      --navbar-bg: rgba(255, 255, 255, 0.9);
      --navbar-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
      --dropdown-bg: #ffffff;
      --dropdown-shadow: 0 8px 16px rgba(0, 0, 0, 0.15);
  }

  .navbar {
      background: var(--navbar-bg);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      box-shadow: var(--navbar-shadow);
      transition: all 0.3s ease;
  }

  .navbar.scrolled {
      background: rgba(255, 255, 255, 0.95);
      box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  }

  .navbar-brand img {
      height: 50px;
      transition: transform 0.3s ease, filter 0.3s ease;
  }

  .navbar-brand:hover img {
      transform: scale(1.1) rotate(3deg);
      filter: brightness(1.1);
  }

  .navbar-nav .nav-link {
      font-weight: 600;
      text-transform: uppercase;
      letter-spacing: 0.5px;
      padding: 0.8rem 1.5rem !important;
      color: var(--text-dark) !important;
  }

  .navbar-nav .nav-link:hover,
  .navbar-nav .nav-link.active {
      color: var(--accent-color) !important;
  }

  .navbar-nav .nav-link::after {
      content: '';
      position: absolute;
      width: 0;
      height: 3px;
      background: linear-gradient(90deg, var(--accent-color), #63b3ed);
      bottom: 0;
      left: 50%;
      transform: translateX(-50%);
      transition: width 0.3s ease;
  }

  .navbar-nav .nav-link:hover::after,
  .navbar-nav .nav-link.active::after {
      width: 70%;
  }

  .btn-primary.navbar-btn {
      background: linear-gradient(135deg, var(--accent-color), #63b3ed);
      padding: 0.75rem 2rem;
      font-weight: 600;
      text-transform: uppercase;
      letter-spacing: 1px;
      border-radius: 30px;
      box-shadow: var(--shadow-sm);
  }

  .btn-primary.navbar-btn:hover {
      background: linear-gradient(135deg, #2c5282, var(--accent-color));
      transform: translateY(-3px);
      box-shadow: var(--shadow-lg);
  }

  /* Mobile Menu */
  .navbar-toggler {
      border: none;
      padding: 0.5rem;
      position: relative;
      z-index: 1050;
  }

  .navbar-toggler-icon {
      background-image: none;
      width: 30px;
      height: 2px;
      background: var(--text-dark);
      position: relative;
      transition: all 0.3s ease;
  }

  .navbar-toggler-icon::before,
  .navbar-toggler-icon::after {
      content: '';
      position: absolute;
      width: 30px;
      height: 2px;
      background: var(--text-dark);
      left: 0;
      transition: all 0.3s ease;
  }

  .navbar-toggler-icon::before {
      top: -8px;
  }

  .navbar-toggler-icon::after {
      bottom: -8px;
  }

  .navbar-toggler[aria-expanded="true"] .navbar-toggler-icon {
      background: transparent;
  }

  .navbar-toggler[aria-expanded="true"] .navbar-toggler-icon::before {
      transform: rotate(45deg);
      top: 0;
  }

  .navbar-toggler[aria-expanded="true"] .navbar-toggler-icon::after {
      transform: rotate(-45deg);
      bottom: 0;
  }

  @media (max-width: 991px) {
      .navbar-collapse {
          background: var(--navbar-bg);
          position: absolute;
          top: 100%;
          left: 0;
          right: 0;
          padding: 1rem;
          box-shadow: var(--navbar-shadow);
          transform: translateY(-10px);
          opacity: 0;
          visibility: hidden;
          transition: all 0.3s ease;
      }

      .navbar-collapse.show {
          transform: translateY(0);
          opacity: 1;
          visibility: visible;
      }

      .navbar-nav .nav-link {
          padding: 0.5rem 1rem !important;
          font-size: 1.1rem;
      }

      .btn-primary.navbar-btn {
          margin: 1rem;
          width: calc(100% - 2rem);
          text-align: center;
      }
  }

  /* Dropdown Menu */
  .nav-item.dropdown .dropdown-menu {
      background: var(--dropdown-bg);
      border: none;
      border-radius: 10px;
      box-shadow: var(--dropdown-shadow);
      padding: 1rem 0;
      margin-top: 0.5rem;
      opacity: 0;
      visibility: hidden;
      transform: translateY(10px);
      transition: all 0.3s ease;
  }

  .dropdown-menu.show {
      opacity: 1 !important;
      visibility: visible !important;
      transform: none !important;
  }

  .dropdown-item {
      font-weight: 500;
      padding: 0.5rem 1.5rem;
      color: var(--text-dark);
      transition: all 0.3s ease;
  }

  .dropdown-item:hover {
      background: var(--light-accent);
      color: var(--accent-color);
  }

  /* Buttons */
  .btn {
      font-weight: 500;
      padding: 0.75rem 2rem;
      border-radius: 50px;
      transition: all 0.3s ease;
      border: none;
      text-decoration: none;
      display: inline-block;
  }

  .btn-primary {
      background: var(--accent-color);
      color: white;
      box-shadow: var(--shadow-sm);
  }

  .btn-primary:hover {
      background: #2c5282;
      transform: translateY(-2px);
      box-shadow: var(--shadow-lg);
      color: white;
  }

  .btn-outline-primary {
      border: 2px solid var(--accent-color);
      color: var(--accent-color);
      background: transparent;
  }

  .btn-outline-primary:hover {
      background: var(--accent-color);
      color: white;
      transform: translateY(-2px);
  }

  /* Hero Slider Section */
  .hero-slider-section {
      position: relative;
      height: 100vh;
      overflow: hidden;
      /* Gradient fade kenarlar için */
  }

  .hero-swiper {
      width: 100%;
      height: 100%;
  }

  .hero-slide {
      position: relative;
      width: 100%;
      height: 100vh;
      background-size: cover;
      background-position: center;
      background-attachment: fixed;
      /* Parallax effect */
      display: flex;
      align-items: center;
      justify-content: center;
      /* Ken Burns effect için */
      background-repeat: no-repeat;
  }

  /* Ken Burns (Zoom) efekti için ek layer */
  .hero-slide::after {
      content: '';
      position: absolute;
      top: -5%;
      left: -5%;
      right: -5%;
      bottom: -5%;
      background: inherit;
      background-size: cover;
      background-position: center;
      background-repeat: no-repeat;
      background-attachment: fixed;
      animation: kenBurns 25s ease-in-out infinite;
      z-index: 0;
      opacity: 0.7;
  }

  /* Ken Burns animasyonu */
  @keyframes kenBurns {
      0% {
          transform: scale(1) rotate(0deg);
          opacity: 0.8;
      }
      50% {
          transform: scale(1.1) rotate(0.5deg);
          opacity: 1;
      }
      100% {
          transform: scale(1.2) rotate(1deg);
          opacity: 0.9;
      }
  }

  .hero-slide::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      bottom: 0;
      background: linear-gradient(
          135deg, 
          rgba(26, 54, 93, 0.75) 0%, 
          rgba(45, 55, 72, 0.65) 50%,
          rgba(26, 54, 93, 0.8) 100%
      );
      /* Üst ve alt kısımlar için daha güçlü gradient */
      background: radial-gradient(
          ellipse at center,
          rgba(26, 54, 93, 0.6) 0%,
          rgba(26, 54, 93, 0.8) 100%
      ), linear-gradient(
          to bottom,
          rgba(0, 0, 0, 0.3) 0%,
          rgba(0, 0, 0, 0.1) 50%,
          rgba(0, 0, 0, 0.4) 100%
      );
      z-index: 1;
  }

  .hero-content {
      position: relative;
      z-index: 2;
      color: white;
      text-align: left !important;
      max-width: 800px;
      /* Daha iyi centered layout */
      margin: 0 auto;
      padding: 0 2rem;
  }

  .hero-title {
      font-size: clamp(2.5rem, 5vw, 4.5rem);
      font-weight: 800;
      line-height: 1.1;
      margin-bottom: 1.5rem;
      color: #fff !important;
      /* Text shadow for better readability */
      text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
      /* Daha smooth animasyon */
      opacity: 0;
      transform: translateY(50px);
      animation: heroFadeInUp 1.2s ease-out 0.5s forwards;
  }

  .hero-subtitle {
      font-size: clamp(1.1rem, 2.5vw, 1.6rem);
      font-weight: 400;
      opacity: 0;
      margin-bottom: 2.5rem;
      line-height: 1.5;
      /* Text shadow for better readability */
      text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.4);
      transform: translateY(50px);
      animation: heroFadeInUp 1.2s ease-out 0.8s forwards;
  }

  .hero-buttons {
      opacity: 0;
      transform: translateY(50px);
      animation: heroFadeInUp 1.2s ease-out 1.1s forwards;
      display: flex;
      flex-wrap: wrap;
      gap: 1rem;
      align-items: center;
  }

  /* Yeni animasyon keyframes */
  @keyframes heroFadeInUp {
      to {
          opacity: 1;
          transform: translateY(0);
      }
  }

  .btn-primary.hero-btn {
      background: linear-gradient(135deg, var(--accent-color), #63b3ed);
      padding: 1.2rem 3rem;
      font-size: 1.1rem;
      font-weight: 700;
      border-radius: 50px;
      box-shadow: 0 8px 25px rgba(49, 130, 206, 0.3);
      border: none;
      text-transform: uppercase;
      letter-spacing: 0.5px;
      transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
      position: relative;
      overflow: hidden;
  }

  .btn-primary.hero-btn::before {
      content: '';
      position: absolute;
      top: 0;
      left: -100%;
      width: 100%;
      height: 100%;
      background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
      transition: left 0.6s;
  }

  .btn-primary.hero-btn:hover {
      background: linear-gradient(135deg, #2c5282, var(--accent-color));
      transform: translateY(-4px) scale(1.05);
      box-shadow: 0 15px 35px rgba(49, 130, 206, 0.4);
  }

  .btn-primary.hero-btn:hover::before {
      left: 100%;
  }

  .btn-outline-light {
      padding: 1.2rem 3rem;
      font-size: 1.1rem;
      font-weight: 600;
      border: 2px solid rgba(255, 255, 255, 0.9);
      border-radius: 50px;
      background: rgba(255, 255, 255, 0.1);
      backdrop-filter: blur(10px);
      transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
      text-transform: uppercase;
      letter-spacing: 0.5px;
  }

  .btn-outline-light:hover {
      background: rgba(255, 255, 255, 0.2);
      border-color: white;
      transform: translateY(-4px) scale(1.05);
      box-shadow: 0 15px 35px rgba(255, 255, 255, 0.2);
      color: white;
  }

  .hero-swiper .swiper-button-next,
  .hero-swiper .swiper-button-prev {
      width: 60px;
      height: 60px;
      background: rgba(255, 255, 255, 0.15);
      border: 2px solid rgba(255, 255, 255, 0.3);
      border-radius: 50%;
      color: white;
      transition: all 0.3s ease;
  }

  .hero-swiper .swiper-button-next:hover,
  .hero-swiper .swiper-button-prev:hover {
      background: rgba(255, 255, 255, 0.25);
      border-color: white;
      transform: scale(1.1);
  }

  .hero-swiper .swiper-button-next::after,
  .hero-swiper .swiper-button-prev::after {
      font-size: 20px;
  }

  /* Pagination */
  .hero-swiper .swiper-pagination {
      bottom: 40px;
  }

  .hero-swiper .swiper-pagination-bullet {
      width: 14px;
      height: 14px;
      background: rgba(255, 255, 255, 0.6);
      opacity: 1;
      margin: 0 8px;
      transition: all 0.3s ease;
  }

  .hero-swiper .swiper-pagination-bullet-active {
      background: white;
      transform: scale(1.3);
  }

  /* Scroll Indicator */
  .scroll-indicator {
      bottom: 20px;
  }

  .scroll-down {
      font-size: 1rem;
      letter-spacing: 1px;
      text-transform: uppercase;
      animation: bounce 2.5s infinite;
  }

  .scroll-down i {
      font-size: 2rem;
  }

  @keyframes slideInLeft {
      from {
          opacity: 0;
          transform: translateX(-50px);
      }

      to {
          opacity: 1;
          transform: translateX(0);
      }
  }

  @media (max-width: 768px) {
      /* Hero slider için özel mobile optimizasyonları */
      .hero-slider-section {
          height: 100vh;
          min-height: 600px;
      }

      .hero-slide {
          background-attachment: scroll;
          /* Disable parallax on mobile */
          padding: 2rem 0;
      }

      .hero-slide::after {
          animation: none;
          /* Disable Ken Burns on mobile for performance */
          transform: scale(1.05);
      }

      .hero-content {
          max-width: 100%;
          padding: 0 1rem;
          text-align: center !important;
      }

      .hero-title {
          font-size: clamp(2rem, 7vw, 2.8rem);
          margin-bottom: 1rem;
          line-height: 1.2;
      }

      .hero-subtitle {
          font-size: clamp(1rem, 4vw, 1.3rem);
          margin-bottom: 2rem;
          line-height: 1.4;
      }

      .hero-buttons {
          flex-direction: column;
          align-items: center;
          gap: 0.8rem;
      }

      .hero-buttons .btn {
          padding: 1rem 2rem;
          font-size: 0.95rem;
          width: 100%;
          max-width: 280px;
          text-align: center;
      }

      .hero-buttons .btn.me-3 {
          margin-right: 0 !important;
      }

      /* Scroll indicator mobile için */
      .scroll-indicator {
          bottom: 20px;
      }

      .scroll-down {
          font-size: 0.8rem;
      }

      .scroll-down i {
          font-size: 1.2rem;
      }

      /* Mobile için pagination ve navigation düzenlemeleri */
      .hero-swiper .swiper-pagination {
          bottom: 15px;
      }

      .hero-swiper .swiper-pagination-bullet {
          width: 10px;
          height: 10px;
          margin: 0 6px;
      }
  }

  /* Çok küçük ekranlar için */
  @media (max-width: 480px) {
      .hero-slider-section {
          min-height: 550px;
      }

      .hero-content {
          padding: 0 0.5rem;
      }

      .hero-title {
          font-size: clamp(1.8rem, 8vw, 2.5rem);
      }

      .hero-subtitle {
          font-size: clamp(0.9rem, 5vw, 1.2rem);
          margin-bottom: 1.5rem;
      }

      .hero-buttons .btn {
          padding: 0.9rem 1.5rem;
          font-size: 0.9rem;
          max-width: 260px;
      }

      .scroll-indicator {
          bottom: 10px;
      }

      .scroll-down {
          font-size: 0.75rem;
      }

      .scroll-down i {
          font-size: 1rem;
      }
  }

  /* Tab Navigation Styling */
  .nav-tabs {
      border-bottom: 2px solid var(--light-accent);
  }

  .nav-tabs .nav-link {
      font-family: var(--font-primary);
      font-weight: 600;
      color: var(--text-dark);
      padding: 0.75rem 1.5rem;
      border: none;
      position: relative;
      transition: all 0.3s ease;
  }

  .nav-tabs .nav-link:hover,
  .nav-tabs .nav-link.active {
      color: var(--accent-color);
      background: transparent;
  }

  .nav-tabs .nav-link.active::after {
      content: '';
      position: absolute;
      bottom: -2px;
      left: 0;
      width: 100%;
      height: 3px;
      background: linear-gradient(90deg, var(--accent-color), #63b3ed);
  }

  @media (max-width: 768px) {
      .nav-tabs {
          flex-wrap: nowrap;
          overflow-x: auto;
          white-space: nowrap;
          justify-content: flex-start !important;
      }

      .nav-tabs .nav-link {
          font-size: 0.9rem;
          padding: 0.5rem 1rem;
      }
  }

  /* Service Card Text */
  .service-card-text {
      font-size: 1rem;
      color: var(--text-light);
      line-height: 1.6;
  }

  /* Badge Styling */
  .badge {
      font-size: 0.85rem;
      padding: 0.5rem 1rem;
      border-radius: 20px;
      font-weight: 500;
  }

  /* Table Styling */
  .table {
      background: var(--bg-white);
      border-radius: 10px;
      overflow: hidden;
      box-shadow: var(--shadow-sm);
  }

  .table thead {
      background: var(--accent-color);
      color: white;
  }

  .table th,
  .table td {
      padding: 1rem;
      vertical-align: middle;
  }

  .table tbody tr:hover {
      background: var(--light-accent);
  }

  /* Mobil Tab Navigation Düzeltmeleri */
  @media (max-width: 768px) {

      /* Tab Container Wrapper */
      .nav-tabs {
          border-bottom: none !important;
          background: var(--bg-white);
          border-radius: 15px;
          padding: 8px;
          margin-bottom: 2rem;
          box-shadow: var(--shadow-md);
          display: flex !important;
          flex-wrap: nowrap !important;
          overflow-x: auto !important;
          overflow-y: hidden !important;
          -webkit-overflow-scrolling: touch;
          scrollbar-width: thin;
          scrollbar-color: var(--accent-color) transparent;
          justify-content: flex-start !important;
          gap: 8px;
      }

      /* Custom Scrollbar */
      .nav-tabs::-webkit-scrollbar {
          height: 4px;
      }

      .nav-tabs::-webkit-scrollbar-track {
          background: rgba(0, 0, 0, 0.1);
          border-radius: 10px;
      }

      .nav-tabs::-webkit-scrollbar-thumb {
          background: var(--accent-color);
          border-radius: 10px;
      }

      .nav-tabs::-webkit-scrollbar-thumb:hover {
          background: var(--secondary-color);
      }

      /* Tab Items */
      .nav-tabs .nav-item {
          flex: 0 0 auto !important;
          margin-right: 0 !important;
          white-space: nowrap;
      }

      /* Tab Links */
      .nav-tabs .nav-link {
          font-size: 0.8rem !important;
          font-weight: 600;
          padding: 10px 18px !important;
          border-radius: 10px;
          border: none !important;
          background: rgba(59, 130, 246, 0.1) !important;
          color: var(--accent-color) !important;
          transition: var(--transition);
          white-space: nowrap;
          min-width: fit-content;
          margin: 0 !important;
      }

      .nav-tabs .nav-link:hover {
          background: rgba(59, 130, 246, 0.2) !important;
          color: var(--secondary-color) !important;
          transform: translateY(-1px);
      }

      .nav-tabs .nav-link.active {
          background: var(--accent-color) !important;
          color: white !important;
          box-shadow: 0 4px 12px rgba(59, 130, 246, 0.4);
          transform: translateY(-2px);
      }

      .nav-tabs .nav-link.active::after {
          display: none;
      }

      /* Service Content Cards */
      .tab-content {
          padding: 0 15px;
      }

      .tab-pane .row {
          margin: 0;
      }

      .tab-pane .col-lg-6 {
          padding: 0 0 2rem 0;
      }

      /* Image Styling */
      .content-image {
          width: 100%;
          height: 220px;
          object-fit: cover;
          border-radius: var(--border-radius);
          box-shadow: var(--shadow-md);
          margin-bottom: 1.5rem;
      }

      /* Content Area */
      .tab-pane .col-lg-6:last-child {
          padding: 0;
      }

      /* Badge */
      .badge {
          font-size: 0.75rem;
          padding: 6px 12px;
          border-radius: 20px;
          font-weight: 500;
          margin-bottom: 1rem;
          display: inline-block;
      }

      /* Title */
      .tab-pane h3 {
          font-size: 1.5rem;
          margin-bottom: 1rem;
          line-height: 1.3;
      }

      /* Description */
      .service-card-text {
          font-size: 0.9rem;
          line-height: 1.6;
          margin-bottom: 1.5rem;
          color: var(--text-light);
      }

      /* Check List */
      .check-list {
          list-style: none;
          padding: 0;
          margin-bottom: 1.5rem;
      }

      .check-list li {
          font-size: 0.85rem;
          line-height: 1.6;
          margin-bottom: 10px;
          padding-left: 32px;
          padding-right: 10px;
          position: relative;
          color: var(--text-dark);
          display: flex;
          align-items: flex-start;
          text-align: left;
      }

      .check-list li::before {
          content: '✓';
          position: absolute;
          left: -15px;
          top: 5px;
          color: var(--success-color);
          font-weight: bold;
          font-size: 1rem;
          width: 24px;
          height: 20px;
          display: flex;
          align-items: center;
          justify-content: flex-start;
          flex-shrink: 0;
      }

      /* Buttons */
      .btn {
          font-size: 0.9rem;
          padding: 10px 20px;
          border-radius: 8px;
          font-weight: 600;
          transition: var(--transition);
          border: none;
          margin-bottom: 10px;
      }

      .btn-primary {
          background: var(--accent-color);
          color: white;
          box-shadow: 0 2px 8px rgba(59, 130, 246, 0.3);
      }

      .btn-primary:hover {
          background: var(--secondary-color);
          transform: translateY(-1px);
      }

      .btn-outline-primary {
          border: 2px solid var(--accent-color);
          color: var(--accent-color);
          background: transparent;
      }

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

      /* Button Container */
      .mt-4 {
          display: flex;
          flex-direction: column;
          gap: 10px;
      }

      .btn-lg {
          width: 100%;
          padding: 12px 24px;
          font-size: 1rem;
      }

      .btn-outline-primary {
          width: 100%;
      }

      /* Collapsible Details */
      .collapse {
          margin-top: 15px;
          padding: 15px;
          background: var(--bg-light);
          border-radius: 8px;
          border-left: 4px solid var(--accent-color);
      }

      .collapse h5 {
          font-size: 1rem;
          margin-bottom: 10px;
          color: var(--text-dark);
      }

      .collapse ul {
          list-style: none;
          padding: 0;
      }

      .collapse li {
          font-size: 0.8rem;
          line-height: 1.4;
          margin-bottom: 5px;
          padding-left: 16px;
          position: relative;
          color: var(--text-light);
      }

      .collapse li::before {
          content: '•';
          position: absolute;
          left: 0;
          color: var(--accent-color);
          font-weight: bold;
      }

      /* Section Header */
      .section-header {
          text-align: center;
          margin-bottom: 3rem;
          padding: 0 15px;
      }

      .section-title {
          font-size: 2rem;
          margin-bottom: 1rem;
          color: var(--text-dark);
      }

      .section-subtitle {
          font-size: 1rem;
          color: var(--text-light);
          max-width: 90%;
          margin: 0 auto;
      }
  }

  /* Very Small Screens (phones in portrait) */
  @media (max-width: 480px) {
      .nav-tabs .nav-link {
          font-size: 0.7rem;
          padding: 6px 12px;
      }

      .section-title {
          font-size: 1.75rem;
      }

      .tab-pane h3 {
          font-size: 1.3rem;
      }

      .service-card-text {
          font-size: 0.85rem;
      }

      .check-list li {
          font-size: 0.8rem;
      }

      .content-image {
          height: 180px;
      }
  }

  /* Smooth scrolling for tabs */
  .nav-tabs {
      scroll-behavior: smooth;
  }

  /* Tablet ve mobil için ek düzeltme */
  @media (max-width: 991px) {

      /* Tab container'ın üst seviyesindeki Bootstrap sınıflarını ezme */
      #servicesTab.nav-tabs {
          flex-wrap: nowrap !important;
          justify-content: flex-start !important;
          overflow-x: auto !important;
      }

      #servicesTab .nav-item {
          flex: 0 0 auto !important;
          white-space: nowrap;
      }

      #servicesTab .nav-link {
          white-space: nowrap !important;
          min-width: fit-content !important;
      }
  }

  /* Scroll indicator */
  @media (max-width: 768px) {
      .nav-tabs::after {
          content: '→';
          position: absolute;
          right: 10px;
          top: 50%;
          transform: translateY(-50%);
          color: var(--accent-color);
          font-weight: bold;
          opacity: 0.6;
          pointer-events: none;
          animation: pulse 2s infinite;
      }

      @keyframes pulse {

          0%,
          100% {
              opacity: 0.6;
          }

          50% {
              opacity: 1;
          }
      }

      /* Tab container position relative for indicator */
      .nav-tabs {
          position: relative;
      }
  }

  /* Swiper Navigation */
  .hero-swiper .swiper-button-next,
  .hero-swiper .swiper-button-prev {
      color: white;
      background: rgba(255, 255, 255, 0.1);
      width: 50px;
      height: 50px;
      border-radius: 50%;
      margin-top: -25px;
      backdrop-filter: blur(10px);
      transition: all 0.3s ease;
  }

  @media (max-width: 768px) {

      .hero-swiper .swiper-button-next,
      .hero-swiper .swiper-button-prev {
          display: none;
      }
  }

  .hero-swiper .swiper-button-next:hover,
  .hero-swiper .swiper-button-prev:hover {
      background: rgba(255, 255, 255, 0.2);
      transform: scale(1.1);
  }

  .hero-swiper .swiper-button-next::after,
  .hero-swiper .swiper-button-prev::after {
      font-size: 18px;
  }

  /* Swiper Pagination */
  .hero-swiper .swiper-pagination {
      bottom: 30px;
  }

  .hero-swiper .swiper-pagination-bullet {
      width: 12px;
      height: 12px;
      background: rgba(255, 255, 255, 0.5);
      opacity: 1;
      transition: all 0.3s ease;
  }

  .hero-swiper .swiper-pagination-bullet-active {
      background: white;
      transform: scale(1.2);
  }

  /* Scroll Indicator */
  .scroll-indicator {
      position: absolute;
      bottom: 30px;
      left: 50%;
      transform: translateX(-50%);
      z-index: 10;
  }

  .hero-swiper .scroll-indicator {
      position: absolute;
      bottom: 40px;
      left: 50%;
      transform: translateX(-50%);
      z-index: 5;
  }

  .scroll-down {
      display: flex;
      flex-direction: column;
      align-items: center;
      color: white;
      text-decoration: none;
      opacity: 0.8;
      transition: all 0.3s ease;
      animation: bounce 2s infinite;
  }

  .scroll-down:hover {
      color: white;
      opacity: 1;
      transform: translateY(-5px);
  }

  .scroll-down i {
      font-size: 1.5rem;
      margin-bottom: 0.5rem;
  }

  .scroll-down span {
      font-size: 0.9rem;
      font-weight: 500;
  }

  @keyframes bounce {

      0%,
      20%,
      50%,
      80%,
      100% {
          transform: translateY(0);
      }

      40% {
          transform: translateY(-10px);
      }

      60% {
          transform: translateY(-5px);
      }
  }

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

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

  /* Sections */
  .section {
      padding: 5rem 0;
  }

  .section-header {
      text-align: center;
      margin-bottom: 4rem;
  }

  .section-title {
      font-size: 2.5rem;
      font-weight: 600;
      margin-bottom: 1rem;
      position: relative;
  }

  .section-title::after {
      content: '';
      position: absolute;
      width: 60px;
      height: 4px;
      background: var(--accent-color);
      bottom: -10px;
      left: 50%;
      transform: translateX(-50%);
      border-radius: 2px;
  }

  .section-subtitle {
      font-size: 1.125rem;
      color: var(--text-light);
      max-width: 600px;
      margin: 0 auto;
  }

  /* Cards */
  .feature-card {
      background: var(--bg-white);
      border-radius: 20px;
      padding: 2.5rem 2rem;
      height: 100%;
      transition: all 0.3s ease;
      box-shadow: var(--shadow-sm);
      border: 1px solid var(--light-accent);
  }

  .feature-card:hover {
      transform: translateY(-10px);
      box-shadow: var(--shadow-xl);
  }

  .feature-icon {
      width: 80px;
      height: 80px;
      background: linear-gradient(135deg, var(--accent-color), #4299e1);
      color: white;
      border-radius: 20px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 2rem;
      margin-bottom: 1.5rem;
      transition: all 0.3s ease;
  }

  .feature-card:hover .feature-icon {
      transform: scale(1.1) rotate(5deg);
  }

  /* Service Cards */
  .service-card {
      background: var(--bg-white);
      border-radius: 15px;
      overflow: hidden;
      box-shadow: var(--shadow-md);
      transition: all 0.3s ease;
      display: flex;
      flex-direction: column;
      height: 100%;
  }

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

  .service-card img {
      width: 100%;
      height: 200px;
      object-fit: cover;
      transition: transform 0.3s ease;
  }

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



  .service-card-body {
      padding: 1.5rem;
      flex-grow: 1;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
  }

  .service-card-title {
      font-size: 1.5rem;
      font-family: var(--font-display);
      color: var(--text-dark);
      margin-bottom: 1rem;
  }

  .service-card-text {
      font-size: 1rem;
      color: var(--text-light);
      margin-bottom: 1.5rem;
  }

  .service-card .btn {
      align-self: flex-start;
  }

  /* Gallery */
  .gallery-item {
      position: relative;
      border-radius: 15px;
      overflow: hidden;
      cursor: pointer;
      transition: all 0.4s ease;
      background: var(--bg-white);
      box-shadow: var(--shadow-md);
  }

  .gallery-item:hover {
      transform: translateY(-10px);
      box-shadow: var(--shadow-xl);
  }

  .gallery-item img {
      width: 100%;
      height: 300px;
      object-fit: cover;
      transition: transform 0.4s ease;
  }

  .gallery-item:hover img {
      transform: scale(1.1);
  }

  .gallery-overlay {
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      bottom: 0;
      background: linear-gradient(to top, 
          rgba(26, 54, 93, 0.9) 0%,
          rgba(0, 163, 196, 0.7) 50%,
          transparent 100%);
      display: flex;
      flex-direction: column;
      justify-content: flex-end;
      padding: 2rem;
      opacity: 0;
      transition: opacity 0.4s ease;
  }

  .gallery-item:hover .gallery-overlay {
      opacity: 1;
  }

  .gallery-overlay h5 {
      color: white;
      margin: 0;
      font-weight: 600;
      font-size: 1.3rem;
      transform: translateY(20px);
      transition: transform 0.4s ease;
  }

  .gallery-overlay p {
      color: rgba(255, 255, 255, 0.9);
      margin: 0.5rem 0 0 0;
      transform: translateY(20px);
      transition: transform 0.4s ease 0.1s;
  }

  .gallery-item:hover .gallery-overlay h5,
  .gallery-item:hover .gallery-overlay p {
      transform: translateY(0);
  }

  /* Added styles for gallery icon like galeri.html */
  .gallery-icon {
      position: absolute;
      top: 1rem;
      right: 1rem;
      width: 40px;
      height: 40px;
      background: rgba(255, 255, 255, 0.9);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--accent-color);
      font-size: 1.2rem;
      opacity: 0;
      transform: scale(0);
      transition: all 0.3s ease;
  }

  .gallery-item:hover .gallery-icon {
      opacity: 1;
      transform: scale(1);
  }

  /* Info Cards */
  .info-card {
      background: var(--bg-white);
      border-radius: 15px;
      padding: 2rem;
      text-align: center;
      box-shadow: var(--shadow-sm);
      transition: all 0.3s ease;
      border: 1px solid var(--light-accent);
  }

  .info-card:hover {
      box-shadow: var(--shadow-lg);
      transform: translateY(-5px);
  }

  .info-card .icon {
      width: 60px;
      height: 60px;
      background: var(--accent-color);
      color: white;
      border-radius: 15px;
      display: flex;
      align-items: center;
      justify-content: center;
      margin: 0 auto 1rem auto;
      font-size: 1.5rem;
  }

  .faq-accordion {
      --bs-accordion-border-color: transparent;
      --bs-accordion-btn-icon: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%233182ce'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
      --bs-accordion-btn-active-icon: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%233182ce'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
  }

  .faq-item {
      background-color: var(--bg-white);
      border-radius: 15px !important;
      margin-bottom: 1rem;
      box-shadow: var(--shadow-md);
      overflow: hidden;
      transition: box-shadow 0.3s ease;
  }

  .faq-item:hover {
      box-shadow: var(--shadow-lg);
  }

  .faq-question {
      font-size: 1.1rem;
      font-weight: 600;
      color: var(--text-dark);
      background-color: var(--bg-white) !important;
      padding: 1.5rem;
      box-shadow: none !important;
  }

  .faq-question:not(.collapsed) {
      color: var(--accent-color);
  }

  .faq-answer {
      font-size: 1rem;
      line-height: 1.7;
      color: var(--text-light);
      background: var(--bg-white);
      padding: 0 1.5rem 1.5rem 1.5rem;
  }

  .accordion-button::after {
      transition: transform 0.3s ease-in-out !important;
  }

  /* Footer */
  footer {
      background: var(--text-dark);
      color: white;
      padding: 4rem 0 2rem 0;
  }

  footer h5 {
      color: white;
      margin-bottom: 1.5rem;
  }

  footer a {
      color: #cbd5e0;
      text-decoration: none;
      transition: color 0.3s ease;
  }

  footer a:hover {
      color: white;
  }

  /* WhatsApp Float */
  .whatsapp-float {
      position: fixed;
      bottom: 30px;
      right: 30px;
      width: 60px;
      height: 60px;
      background: #25d366;
      color: white;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.5rem;
      text-decoration: none;
      box-shadow: var(--shadow-lg);
      transition: all 0.3s ease;
      z-index: 1000;
      animation: pulse 2s infinite;
  }

  .whatsapp-float:hover {
      transform: scale(1.1);
      color: white;
  }

  @keyframes pulse {
      0% {
          box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7);
      }

      70% {
          box-shadow: 0 0 0 10px rgba(37, 211, 102, 0);
      }

      100% {
          box-shadow: 0 0 0 0 rgba(37, 211, 102, 0);
      }
  }

  /* Responsive */
  @media (max-width: 768px) {
      .hero-section h1 {
          font-size: 2.5rem;
      }

      .section-title {
          font-size: 2rem;
      }

      .section {
          padding: 3rem 0;
      }

      .feature-card {
          padding: 2rem 1.5rem;
      }
  }

  /* Content Sections */
  .content-section {
      padding: 4rem 0;
  }

  .content-section:nth-child(even) {
      background: var(--bg-light);
  }

  .content-image {
      border-radius: 15px;
      box-shadow: var(--shadow-lg);
      transition: transform 0.3s ease;
      max-height: 400px;
      object-fit: cover;
      width: 100%;
  }

  .content-image:hover {
      transform: scale(1.02);
  }

  /* Mobil için Stil Düzeltmeleri */
  @media (max-width: 991.98px) {
      .content-section .content-image {
          margin-bottom: 2rem;
      }
  }

  /* List Styles - Desktop */
  .check-list {
      list-style: none;
      padding: 0;
  }

  .check-list li {
      padding: 0.5rem 0;
      display: flex;
      align-items: flex-start;
      position: relative;
  }

  .check-list li::before {
      content: '\f00c';
      font-family: 'Font Awesome 6 Free';
      font-weight: 900;
      color: var(--success-color);
      margin-right: 1rem;
      width: 20px;
      flex-shrink: 0;
      margin-top: 2px;
      text-align: left;
  }

  /* Lazy Loading Styles */
  .lazy-load {
      opacity: 0;
      transition: opacity 0.3s ease;
      background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
      background-size: 200% 100%;
      animation: loading 1.5s infinite;
  }

  .lazy-loaded {
      opacity: 1;
      background: none;
      animation: none;
  }

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

  /* Preload Critical Images */
  .hero-slide {
      background-image: url('../images/gallery/pic1.jpg');
  }

  /* Above the fold images - no lazy loading */
  .hero-slide,
  .navbar-brand img {
      opacity: 1;
  }