/* Critical path CSS for fast rendering */
    * {
      box-sizing: border-box;
    }
    
    html, body {
      height: 100%;
      margin: 0;
      padding: 0;
      overflow-x: hidden;
      font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
      line-height: 1.6;
      color: #2d3748;
      scroll-behavior: smooth;
      -webkit-font-smoothing: antialiased;
      -moz-osx-font-smoothing: grayscale;
    }
    
    .fullscreen-container {
      min-height: 100vh;
      width: 100vw;
      margin: 0;
      padding: 0;
      /* background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); */
      position: relative;
    }
    
    .fullscreen-container::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      bottom: 0;
      background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="dots" width="20" height="20" patternUnits="userSpaceOnUse"><circle cx="10" cy="10" r="1.5" fill="white" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23dots)"/></svg>');
      opacity: 0.6;
    }
    
    .survey-wrapper {
      min-height: 100vh;
      display: flex;
      flex-direction: column;
      position: relative;
      z-index: 1;
    }
    
    .content-wrapper {
      flex: 1;
      padding: 0;
      width: 100%;
      position: relative;
    }
    
    /* Loading animation */
    .loading-spinner {
      display: inline-block;
      width: 20px;
      height: 20px;
      border: 3px solid rgba(255,255,255,.3);
      border-radius: 50%;
      border-top-color: #fff;
      animation: spin 1s ease-in-out infinite;
    }
    
    @keyframes spin {
      to { transform: rotate(360deg); }
    }
    
    /* Performance optimizations */
    .fade-in {
      animation: fadeIn 0.5s ease-in;
    }
    
    @keyframes fadeIn {
      from { opacity: 0; }
      to { opacity: 1; }
    }
    
    /* Reduced motion for accessibility */
    @media (prefers-reduced-motion: reduce) {
      * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
      }
      
      html {
        scroll-behavior: auto;
      }
    }
    
    /* High contrast mode support */
    @media (prefers-contrast: high) {
      .fullscreen-container {
        background: #000;
        color: #fff;
      }
    }
    
    /* Print styles */
    @media print {
      .fullscreen-container::before,
      .no-print {
        display: none !important;
      }
      
      .survey-wrapper {
        background: white !important;
        color: black !important;
      }
    }
    
    /* Responsive improvements */
    @media (max-width: 768px) {
      .fullscreen-container {
        padding: 0;
      }
      
      .survey-wrapper {
        min-height: 100vh;
      }
    }

    /* Modern Survey Form Styles */
  .table-responsive {
    --primary-gradient: linear-gradient(135deg, #f8f8f8 0%, #ffffff 100%);
  }
  .modern-survey {
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    min-height: 100vh;
    padding: 0;
    position: relative;
  }
  
  .modern-survey::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="dots" width="20" height="20" patternUnits="userSpaceOnUse"><circle cx="10" cy="10" r="1" fill="white" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23dots)"/></svg>');
  }
  
  .survey-header-modern {
    background: linear-gradient(135deg, #1e3a8a 0%, #1e40af 100%);
    backdrop-filter: blur(15px);
    box-shadow: 0 8px 32px rgba(0,0,0,0.2);
    position: relative;
    z-index: 10;
  }
  
  .logo-section {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 2rem 0;
    border-bottom: 2px solid rgba(212, 175, 55, 0.3);
  }
  
  .logo-container-modern img {
    /* max-height: 60px; */
    max-height: 125px;
    filter: brightness(1.1) contrast(1.1);
  }
  
  .contact-info {
    font-size: 0.85rem;
    color: #6c757d;
    margin-top: 0.5rem;
  }
  
  .hero-section-modern {
    padding: 3rem 0;
    text-align: center;
    background: linear-gradient(180deg, transparent 0%, rgba(212, 175, 55, 0.1) 100%);
  }
  
  .main-title {
    font-size: 2.5rem;
    font-weight: 800;
    color: #ffffff;
    margin-bottom: 1rem;
    line-height: 1.2;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
  }
  
  .sub-title {
    font-size: 1.8rem;
    font-weight: 600;
    color: #d4af37;
    margin-bottom: 2rem;
  }
  
  .description-text {
    font-size: 1rem;
    color: #f1f5f9;
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.6;
  }
  
  .form-container-modern {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(15px);
    border-radius: 2rem 2rem 0 0;
    margin-top: 2rem;
    position: relative;
    z-index: 5;
    box-shadow: 0 -10px 40px rgba(0,0,0,0.1);
  }
  
  .form-section {
    padding: 3rem;
  }
  
  .section-header {
    text-align: center;
    margin-bottom: 3rem;
  }
  
  .section-title {
    font-size: 1.75rem;
    font-weight: 700;
    color: #2d3748;
    margin-bottom: 0.5rem;
    position: relative;
    display: inline-block;
  }
  
  .section-title::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, #d4af37, #f4d03f);
    border-radius: 2px;
  }
  
  .section-subtitle {
    color: #718096;
    font-size: 1rem;
  }
  
  .form-group-modern {
    margin-bottom: 2rem;
    position: relative;
  }
  
  .form-label-modern {
    font-weight: 600;
    color: #4a5568;
    margin-bottom: 0.75rem;
    display: block;
    font-size: 1rem;
  }
  
  .form-label-modern .english {
    color: #2d3748;
    font-size: 1rem;
  }
  
  .form-label-modern .vietnamese {
    color: #718096;
    font-size: 0.875rem;
    font-weight: 400;
  }
  
  .form-control-modern {
    border: 2px solid #e2e8f0;
    border-radius: 1rem;
    padding: 1rem 1.5rem;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: white;
    width: 100%;
  }
  
  .form-control-modern:focus {
    border-color: #d4af37;
    box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.15);
    outline: none;
    transform: translateY(-1px);
  }
  
  .rating-table-modern {
    background: white;
    border-radius: 1.5rem;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    border: none;
  }
  
  .rating-table-modern thead {
    background: linear-gradient(135deg, #1e3a8a 0%, #1e40af 100%);
  }
  
  .rating-table-modern th {
    border: none;
    padding: 1.5rem 1rem;
    color: white;
    font-weight: 600;
    text-align: center;
    font-size: 0.9rem;
  }
  
  .rating-table-modern td {
    border: 1px solid #f7fafc;
    padding: 1.5rem 1rem;
    vertical-align: middle;
  }
  
  .rating-table-modern tbody tr:hover {
    background: linear-gradient(90deg, rgba(30, 58, 138, 0.05), rgba(212, 175, 55, 0.05));
  }
  
  .service-item-modern {
    padding: 0.5rem 0;
  }
  
  .service-name {
    font-weight: 600;
    color: #2d3748;
    font-size: 1rem;
    margin-bottom: 0.25rem;
  }
  
  .service-description {
    color: #718096;
    font-size: 0.875rem;
  }
  
  .rating-option {
    position: relative;
    text-align: center;
  }
  
  .rating-radio {
    width: 24px;
    height: 24px;
    border: 2px solid #e2e8f0;
    border-radius: 50%;
    position: relative;
    cursor: pointer;
    transition: all 0.3s ease;
    background: white;
  }
  
  .rating-radio:checked {
    border-color: #d4af37;
    background: #d4af37;
  }
  
  .rating-radio:checked::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 8px;
    height: 8px;
    background: white;
    border-radius: 50%;
  }
  
  .rating-radio:hover {
    border-color: #d4af37;
    transform: scale(1.1);
  }
  
  .comments-section {
    background: linear-gradient(135deg, rgba(30, 58, 138, 0.05), rgba(212, 175, 55, 0.05));
    border-radius: 1.5rem;
    padding: 2rem;
    margin: 3rem 0;
    border: 1px solid rgba(212, 175, 55, 0.2);
  }
  
  .comments-textarea {
    border: 2px solid #e2e8f0;
    border-radius: 1rem;
    padding: 1.5rem;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: white;
    resize: vertical;
    min-height: 150px;
  }
  
  .comments-textarea:focus {
    border-color: #d4af37;
    box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.15);
    outline: none;
  }
  
  .submit-section {
    text-align: center;
    padding: 3rem 0;
    background: linear-gradient(180deg, transparent 0%, rgba(30, 58, 138, 0.05) 100%);
    border-radius: 0 0 2rem 2rem;
  }
  
  .submit-btn-modern {
    background: linear-gradient(135deg, #d4af37 0%, #f4d03f 100%);
    border: none;
    color: #1e3a8a;
    padding: 1.25rem 3rem;
    border-radius: 2rem;
    font-size: 1.1rem;
    font-weight: 700;
    transition: all 0.3s ease;
    box-shadow: 0 8px 25px rgba(212, 175, 55, 0.4);
    position: relative;
    overflow: hidden;
    min-width: 250px;
  }
  
  .submit-btn-modern::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 0.5s ease;
  }
  
  .submit-btn-modern:hover::before {
    left: 100%;
  }
  
  .submit-btn-modern:hover {
    background: linear-gradient(135deg, #f4d03f 0%, #d4af37 100%);
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(212, 175, 55, 0.6);
    color: #1e3a8a;
  }
  
  .thank-you-text {
    margin-top: 1.5rem;
    color: #718096;
    font-size: 0.95rem;
  }
  
  /* Fullscreen Textarea Styles */
  .textarea-container {
    position: relative;
    display: flex;
    flex-direction: column;
  }
  
  .fullscreen-btn {
    position: absolute;
    top: 12px;
    right: 12px;
    background: rgba(212, 175, 55, 0.1);
    border: 1px solid rgba(212, 175, 55, 0.3);
    color: #1e3a8a;
    padding: 8px 12px;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 14px;
    z-index: 5;
  }
  
  .fullscreen-btn:hover {
    background: rgba(212, 175, 55, 0.2);
    border-color: #d4af37;
    transform: scale(1.05);
  }
  
  .fullscreen-btn:active {
    transform: scale(0.95);
  }
  
  /* Fullscreen Modal Styles */
  .fullscreen-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(10px);
    z-index: 9999;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    animation: fadeIn 0.3s ease;
  }
  
  .fullscreen-modal.active {
    display: flex;
  }
  
  .fullscreen-content {
    width: 100%;
    max-width: 1200px;
    height: 80vh;
    background: white;
    border-radius: 1rem;
    padding: 2rem;
    display: flex;
    flex-direction: column;
    box-shadow: 0 25px 50px rgba(0,0,0,0.5);
    position: relative;
  }
  
  .fullscreen-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid #e2e8f0;
  }
  
  .fullscreen-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: #2d3748;
    margin: 0;
  }
  
  .fullscreen-close {
    background: #ff6b6b;
    border: none;
    color: white;
    padding: 8px 12px;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 16px;
  }
  
  .fullscreen-close:hover {
    background: #ff5252;
    transform: scale(1.05);
  }
  
  .fullscreen-textarea {
    flex: 1;
    border: 2px solid #e2e8f0;
    border-radius: 1rem;
    padding: 1.5rem;
    font-size: 1.1rem;
    font-family: inherit;
    line-height: 1.6;
    resize: none;
    outline: none;
    transition: border-color 0.3s ease;
  }
  
  .fullscreen-textarea:focus {
    border-color: #d4af37;
    box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.15);
  }
  
  .fullscreen-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 1.5rem;
    padding-top: 1rem;
    border-top: 2px solid #e2e8f0;
  }
  
  .char-counter {
    color: #718096;
    font-size: 0.9rem;
  }
  
  .fullscreen-actions {
    display: flex;
    gap: 1rem;
  }
  
  .action-btn {
    padding: 10px 20px;
    border-radius: 8px;
    border: none;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.3s ease;
  }
  
  .save-btn {
    background: linear-gradient(135deg, #1e3a8a, #1e40af);
    color: white;
  }
  
  .save-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 15px rgba(30, 58, 138, 0.4);
  }
  
  .cancel-btn {
    background: #f7fafc;
    color: #4a5568;
    border: 1px solid #e2e8f0;
  }
  
  .cancel-btn:hover {
    background: #edf2f7;
  }
  
  @keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
  }
  
  @keyframes slideInRight {
    from {
      opacity: 0;
      transform: translateX(100px);
    }
    to {
      opacity: 1;
      transform: translateX(0);
    }
  }
  
  @media (max-width: 768px) {
    .main-title {
      font-size: 2rem;
    }
    
    .sub-title {
      font-size: 1.4rem;
    }
    
    .form-section {
      padding: 2rem 1.5rem;
    }
    
    .rating-table-modern th,
    .rating-table-modern td {
      padding: 1rem 0.5rem;
      font-size: 0.85rem;
    }
    
    .submit-btn-modern {
      min-width: 200px;
      padding: 1rem 2rem;
      font-size: 1rem;
    }
    
    /* Fullscreen responsive */
    .fullscreen-modal {
      padding: 1rem;
    }
    
    .fullscreen-content {
      height: 90vh;
      padding: 1rem;
    }
    
    .fullscreen-header {
      margin-bottom: 1rem;
      padding-bottom: 0.75rem;
    }
    
    .fullscreen-title {
      font-size: 1.2rem;
    }
    
    .fullscreen-textarea {
      padding: 1rem;
      font-size: 1rem;
    }
    
    .fullscreen-footer {
      margin-top: 1rem;
      padding-top: 0.75rem;
      flex-direction: column;
      gap: 1rem;
    }
    
    .fullscreen-actions {
      width: 100%;
      justify-content: center;
    }
    
    .action-btn {
      flex: 1;
      max-width: 120px;
    }
  }

    /* Modern Survey Dashboard Styles */
  .survey-dashboard {
    min-height: 100vh;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    position: relative;
    overflow: hidden;
  }
  
  .survey-dashboard::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="1" fill="white" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.5;
  }
  
  .hero-section {
    padding: 4rem 0 2rem;
    text-align: center;
    position: relative;
    z-index: 2;
  }
  
  .hero-title {
    color: white;
    font-weight: 800;
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    text-shadow: 0 4px 8px rgba(0,0,0,0.3);
    letter-spacing: -1px;
  }
  
  .hero-subtitle {
    color: rgba(255,255,255,0.9);
    font-size: 1.3rem;
    max-width: 700px;
    margin: 0 auto 3rem;
    font-weight: 300;
    line-height: 1.6;
  }
  
  .surveys-container {
    position: relative;
    z-index: 2;
    padding: 2rem 0 4rem;
  }
  
  .survey-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: 2rem;
    box-shadow: 
      0 20px 40px rgba(0,0,0,0.1),
      0 0 0 1px rgba(255,255,255,0.1) inset;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    height: 100%;
    overflow: hidden;
    position: relative;
  }
  
  .survey-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #667eea, #764ba2, #f093fb, #f5576c);
    opacity: 0;
    transition: opacity 0.3s ease;
  }
  
  .survey-card:hover::before {
    opacity: 1;
  }
  
  .survey-card:hover {
    transform: translateY(-20px) scale(1.02);
    box-shadow: 
      0 40px 80px rgba(0,0,0,0.15),
      0 0 0 1px rgba(255,255,255,0.2) inset;
  }
  
  .card-image-container {
    position: relative;
    height: 220px;
    overflow: hidden;
    background: linear-gradient(45deg, #667eea, #764ba2);
  }
  
  .survey-card-img {
    height: 100%;
    width: 100%;
    object-fit: cover;
    transition: all 0.4s ease;
    filter: saturate(1.1) contrast(1.1);
  }
  
  .survey-card:hover .survey-card-img {
    transform: scale(1.1);
    filter: saturate(1.3) contrast(1.2);
  }
  
  .card-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(180deg, transparent 0%, rgba(0,0,0,0.3) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
  }
  
  .survey-card:hover .card-overlay {
    opacity: 1;
  }
  
  .survey-card-body {
    padding: 2rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    flex-grow: 1;
    min-height: 200px;
  }
  
  .survey-title {
    color: #2d3748;
    font-weight: 700;
    font-size: 1.4rem;
    margin-bottom: 1rem;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }
  
  .survey-description {
    color: #718096;
    font-size: 1rem;
    line-height: 1.6;
    margin-bottom: 2rem;
    flex-grow: 1;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }
  
  .survey-link {
    text-decoration: none;
    color: inherit;
    display: block;
    height: 100%;
  }
  
  .survey-link:hover {
    text-decoration: none;
    color: inherit;
  }
  
  .btn-survey {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: none;
    color: white;
    padding: 1rem 2rem;
    border-radius: 1rem;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
    position: relative;
    overflow: hidden;
    min-width: 180px;
  }
  
  .btn-survey::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 0.5s ease;
  }
  
  .btn-survey:hover::before {
    left: 100%;
  }
  
  .btn-survey:hover {
    background: linear-gradient(135deg, #764ba2 0%, #667eea 100%);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.6);
    color: white;
  }
  
  .empty-state {
    text-align: center;
    padding: 6rem 2rem;
    color: rgba(255,255,255,0.8);
    position: relative;
    z-index: 2;
  }
  
  .empty-state .empty-icon {
    font-size: 6rem;
    margin-bottom: 2rem;
    color: rgba(255,255,255,0.3);
    display: block;
  }
  
  .empty-state h3 {
    color: white;
    font-size: 2rem;
    margin-bottom: 1rem;
    font-weight: 600;
  }
  
  .empty-state p {
    font-size: 1.1rem;
    max-width: 400px;
    margin: 0 auto;
  }
  
  .stats-bar {
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(10px);
    padding: 1rem 0;
    margin-bottom: 2rem;
    border-radius: 1rem;
    position: relative;
    z-index: 2;
  }
  
  .stat-item {
    text-align: center;
    color: white;
  }
  
  .stat-number {
    font-size: 2rem;
    font-weight: 700;
    display: block;
  }
  
  .stat-label {
    font-size: 0.9rem;
    opacity: 0.8;
    text-transform: uppercase;
    letter-spacing: 1px;
  }
  
  @media (max-width: 768px) {
    .hero-title {
      font-size: 2.5rem;
    }
    
    .hero-subtitle {
      font-size: 1.1rem;
      padding: 0 1rem;
    }
    
    .survey-dashboard {
      padding: 0;
    }
    
    .card-image-container {
      height: 180px;
    }
    
    .survey-card-body {
      padding: 1.5rem;
      min-height: 180px;
    }
    
    .survey-title {
      font-size: 1.2rem;
    }
    
    .btn-survey {
      padding: 0.875rem 1.5rem;
      font-size: 0.9rem;
      min-width: 160px;
    }
    
    .hero-section {
      padding: 2rem 0 1rem;
    }
    
    .surveys-container {
      padding: 1rem 0 2rem;
    }
  }
  
  @media (max-width: 576px) {
    .hero-title {
      font-size: 2rem;
    }
    
    .survey-card-body {
      padding: 1rem;
    }
  }

  /* Thank You Page Modern Styles */
  .thank-you-page {
    min-height: 100vh;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem 0;
  }
  
  .thank-you-page::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="confetti" width="50" height="50" patternUnits="userSpaceOnUse"><circle cx="25" cy="25" r="2" fill="white" opacity="0.1"/><circle cx="10" cy="10" r="1" fill="rgba(255,255,255,0.15)"/><circle cx="40" cy="15" r="1.5" fill="rgba(255,255,255,0.1)"/><circle cx="15" cy="40" r="1" fill="rgba(255,255,255,0.12)"/></pattern></defs><rect width="100" height="100" fill="url(%23confetti)"/></svg>');
    opacity: 0.8;
    animation: float 6s ease-in-out infinite;
  }
  
  @keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
  }
  
  .thank-you-container {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-radius: 2rem;
    padding: 4rem 3rem;
    box-shadow: 
      0 25px 50px rgba(0,0,0,0.15),
      0 0 0 1px rgba(255,255,255,0.2) inset;
    text-align: center;
    position: relative;
    z-index: 10;
    max-width: 600px;
    margin: 0 auto;
    animation: slideInUp 0.8s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  }
  
  @keyframes slideInUp {
    from {
      opacity: 0;
      transform: translateY(60px) scale(0.95);
    }
    to {
      opacity: 1;
      transform: translateY(0) scale(1);
    }
  }
  
  .success-icon {
    width: 120px;
    height: 120px;
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 2rem;
    position: relative;
    animation: pulse 2s infinite;
  }
  
  .success-icon::before {
    content: '';
    position: absolute;
    top: -10px;
    left: -10px;
    right: -10px;
    bottom: -10px;
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    border-radius: 50%;
    opacity: 0.3;
    animation: ripple 2s infinite;
  }
  
  @keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
  }
  
  @keyframes ripple {
    0% {
      transform: scale(0.8);
      opacity: 0.8;
    }
    100% {
      transform: scale(1.2);
      opacity: 0;
    }
  }
  
  .success-icon i {
    font-size: 3rem;
    color: white;
    position: relative;
    z-index: 2;
  }
  
  .thank-you-title {
    font-size: 2.5rem;
    font-weight: 800;
    color: #2d3748;
    margin-bottom: 1rem;
    line-height: 1.2;
  }
  
  .thank-you-subtitle {
    font-size: 1.8rem;
    font-weight: 600;
    color: #4a5568;
    margin-bottom: 2rem;
    line-height: 1.3;
  }
  
  .thank-you-message {
    font-size: 1.1rem;
    color: #718096;
    line-height: 1.6;
    margin-bottom: 3rem;
  }
  
  .thank-you-message p {
    margin-bottom: 1rem;
  }
  
  .features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin: 3rem 0;
  }
  
  .feature-item {
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.1), rgba(118, 75, 162, 0.1));
    border-radius: 1rem;
    padding: 1.5rem;
    border: 1px solid rgba(102, 126, 234, 0.2);
    transition: transform 0.3s ease;
  }
  
  .feature-item:hover {
    transform: translateY(-5px);
  }
  
  .feature-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
  }
  
  .feature-icon i {
    font-size: 1.5rem;
    color: white;
  }
  
  .feature-title {
    font-size: 1rem;
    font-weight: 600;
    color: #2d3748;
    margin-bottom: 0.5rem;
  }
  
  .feature-description {
    font-size: 0.9rem;
    color: #718096;
    line-height: 1.5;
  }
  
  .action-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 3rem;
  }
  
  .btn-modern {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 2rem;
    border-radius: 1rem;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    min-width: 180px;
  }
  
  .btn-primary-modern {
    /* background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); */
    color: white;
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.4);
  }
  
  .btn-primary-modern::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 0.5s ease;
  }
  
  .btn-primary-modern:hover::before {
    left: 100%;
  }
  
  .btn-primary-modern:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 35px rgba(102, 126, 234, 0.6);
    color: white;
    text-decoration: none;
  }
  
  .btn-secondary-modern {
    background: rgba(255, 255, 255, 0.9);
    color: #4a5568;
    border: 2px solid rgba(102, 126, 234, 0.3);
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
  }
  
  .btn-secondary-modern:hover {
    background: white;
    /* border-color: #667eea; */
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
    /* color: #667eea; */
    text-decoration: none;
  }
  
  .contact-info {
    background: linear-gradient(135deg, rgba(240, 147, 251, 0.1), rgba(245, 87, 108, 0.1));
    border-radius: 1rem;
    padding: 2rem;
    margin-top: 3rem;
    border: 1px solid rgba(240, 147, 251, 0.2);
  }
  
  .contact-title {
    font-size: 1.2rem;
    font-weight: 600;
    color: #2d3748;
    margin-bottom: 1rem;
  }
  
  .contact-details {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    text-align: left;
  }
  
  .contact-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
  }
  
  .contact-item i {
    width: 20px;
    color: #667eea;
  }
  
  .contact-item span {
    color: #4a5568;
    font-size: 0.95rem;
  }
  
  .social-links {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 2rem;
  }
  
  .social-link {
    width: 45px;
    height: 45px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
  }
  
  .social-link:hover {
    transform: translateY(-3px) scale(1.1);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.4);
    color: white;
  }
  
  /* Responsive Design */
  @media (max-width: 768px) {
    .thank-you-container {
      padding: 3rem 2rem;
      margin: 1rem;
    }
    
    .thank-you-title {
      font-size: 2rem;
    }
    
    .thank-you-subtitle {
      font-size: 1.5rem;
    }
    
    .success-icon {
      width: 100px;
      height: 100px;
      margin-bottom: 1.5rem;
    }
    
    .success-icon i {
      font-size: 2.5rem;
    }
    
    .features-grid {
      grid-template-columns: 1fr;
      gap: 1.5rem;
    }
    
    .action-buttons {
      flex-direction: column;
      align-items: center;
    }
    
    .btn-modern {
      width: 100%;
      max-width: 280px;
    }
    
    .contact-details {
      grid-template-columns: 1fr;
      text-align: center;
    }
  }
  
  @media (max-width: 480px) {
    .thank-you-container {
      padding: 2rem 1.5rem;
    }
    
    .thank-you-title {
      font-size: 1.75rem;
    }
    
    .thank-you-subtitle {
      font-size: 1.25rem;
    }
    
    .success-icon {
      width: 80px;
      height: 80px;
    }
    
    .success-icon i {
      font-size: 2rem;
    }
  }