:root {
            --primary-color: #aa0000;
            --secondary-color: #8b0000;
            --dark-color: #1a1a1a;
            --light-color: #f8f9fa;
        }
        
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        body {
            font-family: 'Hind', sans-serif;
            background-size: cover;
            background-repeat: no-repeat;
            background-position: center;
            background-attachment: fixed;           
            min-height: 100vh;
            padding: 40px 0;
        }
        
        .registration-container {
            max-width: 900px;
            margin: 0 auto;
            background: #fff;
            border-radius: 15px;
            overflow: hidden;
        }
        
        .registration-header {
            background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
            padding: 10px;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }
    
        
        @keyframes pulse {
            0%, 100% { transform: scale(1); }
            50% { transform: scale(1.1); }
        }
        
        .registration-header h1 {
            font-family: 'Hind', Sans-Serif;
            font-size: 36px;
            font-weight: 700;
            line-height: normal;
            margin-bottom: 0;
            position: relative;
            z-index: 1;
        }
        
        .registration-header p {
            font-size: 16px;
            margin: 0;
            opacity: 0.9;
            position: relative;
            z-index: 1;
        }
        
        .registration-header .logo-icon {
            width: 80px;
            height: 80px;
            background: rgba(255,255,255,0.2);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 20px;
            font-size: 40px;
            position: relative;
            z-index: 1;
        }
        
        .registration-body {
            padding: 25px;
        }
        
        .section-title {
            font-size: 20px;
            font-weight: 600;
            color: var(--dark-color);
            margin-bottom: 25px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--primary-color);
            display: flex;
            align-items: center;
        }
        
        .section-title i {
            color: var(--primary-color);
            margin-right: 10px;
            font-size: 22px;
        }
        
        .form-section {
            margin-bottom: 0;
        }
        
        .form-label {
            font-weight: 600;
            color: var(--dark-color);
            margin-bottom: 8px;
            font-size: 14px;
        }
        
        .required {
            color: var(--primary-color);
            margin-left: 3px;
        }
        
        .form-control,
        .form-select {
            border: 2px solid #e0e0e0;
            border-radius: 8px;
            padding: 12px 15px;
            font-size: 14px;
            transition: all 0.3s;
        }
        
        .form-control:focus,
        .form-select:focus {
            border-color: var(--primary-color);
            box-shadow: 0 0 0 0.2rem rgba(170, 0, 0, 0.1);
        }
        
        .form-control::placeholder {
            color: #aaa;
        }
        
        /* Radio Buttons Styling */
        .gender-options {
            display: flex;
            gap: 20px;
        }
        
        .radio-option {
            flex: 1;
        }
        
        .radio-option input[type="radio"] {
            display: none;
        }
        
        .radio-label {
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 12px 20px;
            border: 2px solid #e0e0e0;
            border-radius: 8px;
            cursor: pointer;
            transition: all 0.3s;
            background: #fff;
            font-weight: 500;
        }
        
        .radio-label i {
            margin-right: 8px;
            font-size: 18px;
        }
        
        .radio-option input[type="radio"]:checked + .radio-label {
            background: var(--primary-color);
            color: #fff;
            border-color: var(--primary-color);
        }
        
        .radio-label:hover {
            border-color: var(--primary-color);
        }
        
        /* File Upload Styling */
        .file-upload-wrapper {
            position: relative;
            overflow: hidden;
            display: inline-block;
            width: 100%;
        }
        
        .file-upload-input {
            position: absolute;
            left: -9999px;
        }
        
        .file-upload-label {
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 40px 20px;
            border: 2px dashed #e0e0e0;
            border-radius: 8px;
            cursor: pointer;
            transition: all 0.3s;
            background: #f9f9f9;
            text-align: center;
            flex-direction: column;
        }
        
        .file-upload-label:hover {
            border-color: var(--primary-color);
            background: #fff;
        }
        
        .file-upload-label i {
            font-size: 48px;
            color: var(--primary-color);
            margin-bottom: 15px;
        }
        
        .file-upload-label .upload-text {
            color: var(--dark-color);
            font-weight: 600;
            margin-bottom: 5px;
        }
        
        .file-upload-label .upload-hint {
            color: #888;
            font-size: 12px;
        }
        
        .file-name {
            margin-top: 10px;
            padding: 10px;
            background: #f0f0f0;
            border-radius: 5px;
            font-size: 13px;
            color: var(--dark-color);
            display: none;
        }
        
        .file-name.active {
            display: block;
        }
        
        .file-name i {
            color: var(--primary-color);
            margin-right: 8px;
        }
        
        /* Course Selection Cards */
        .course-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 15px;
            margin-top: 10px;
        }
        
        .course-card {
            position: relative;
        }
        
        .course-card input[type="checkbox"] {
            display: none;
        }
        
        .course-card-label {
            display: flex;
            flex-direction: column;
            align-items: center;
            padding: 25px 15px;
            border: 2px solid #e0e0e0;
            border-radius: 8px;
            cursor: pointer;
            transition: all 0.3s;
            background: #fff;
            text-align: center;
        }
        
        .course-card-label i {
            font-size: 36px;
            color: var(--primary-color);
            margin-bottom: 10px;
        }
        
        .course-card-label .course-name {
            font-weight: 600;
            color: var(--dark-color);
            font-size: 14px;
        }
        
        .course-card input[type="checkbox"]:checked + .course-card-label {
            background: var(--primary-color);
            border-color: var(--primary-color);
        }
        
        .course-card input[type="checkbox"]:checked + .course-card-label i,
        .course-card input[type="checkbox"]:checked + .course-card-label .course-name {
            color: #fff;
        }
        
        .course-card-label:hover {
            border-color: var(--primary-color);
            transform: translateY(-3px);
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
        }
        
        .link {
           color: #aa0000 !important; 
           text-decoration: none;
           font-size: 17px;
           margin-top: 10px;
           display: inline-block;
        }

        .btn-submit2 {
            width: 49%;
            padding: 15px;
            background: linear-gradient(181deg, #b7b7b7, #a29f9f);
            color: #fff !important;
            border: none;
            border-radius: 8px;
            font-size: 16px;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 1px;
            cursor: pointer;
            transition: all 0.3s;
        }

        .btn-submit2:hover {
            transform: translateY(-3px);
        }
        
        .btn-submit {
            width: 49%;
            padding: 15px;
            background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
            color: #fff !important;
            border: none;
            border-radius: 8px;
            font-size: 16px;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 1px;
            cursor: pointer;
            transition: all 0.3s;
        }
        
        .btn-submit:hover {
            transform: translateY(-3px);
        }
        
        .btn-submit i {
            margin-left: 10px;
        }
        
        /* Info Box */
        .info-box {
            background: #fff3cd;
            border-left: 4px solid #ffc107;
            padding: 15px;
            border-radius: 5px;
            margin-bottom: 30px;
        }
        
        .info-box i {
            color: #856404;
            margin-right: 10px;
        }
        
        .info-box p {
            margin: 0;
            color: #856404;
            font-size: 14px;
        }
        
        /* Two Column Layout */
        .two-column {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }
        
        /* Responsive */
        @media (max-width: 768px) {
            .registration-body {
                padding: 30px 20px;
            }
            
            .registration-header h1 {
                font-size: 28px;
            }
            
            .two-column {
                grid-template-columns: 1fr;
            }
            
            .gender-options {
                flex-direction: column;
            }
            
            .course-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        
        @media (max-width: 480px) {
            body {
                padding: 20px 10px;
            }
            
            .course-grid {
                grid-template-columns: 1fr;
            }
        }