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

body {
    font-family: 'Poppins', sans-serif;
    margin: 0;
    padding: 0;
    line-height: 1.6;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    background-attachment: fixed;
    color: #333;
    min-height: 100vh;
}

/* Floating animation for background elements */
@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
    100% { transform: translateY(0px); }
}

/* Fade in animation */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Slide in from left */
@keyframes slideInLeft {
    from { opacity: 0; transform: translateX(-50px); }
    to { opacity: 1; transform: translateX(0); }
}

/* Slide in from right */
@keyframes slideInRight {
    from { opacity: 0; transform: translateX(50px); }
    to { opacity: 1; transform: translateX(0); }
}

/* Scale animation */
@keyframes scaleIn {
    from { opacity: 0; transform: scale(0.8); }
    to { opacity: 1; transform: scale(1); }
}

/* Pulse animation */
@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    overflow: hidden;
    padding: 20px;
}

.header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    padding: 2rem 0;
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    animation: slideInLeft 0.8s ease-out;
}

.header::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"><circle cx="50" cy="50" r="2" fill="%23ffffff" opacity="0.1"><animate attributeName="r" values="2;10;2" dur="3s" repeatCount="indefinite"/></circle></svg>') repeat;
    opacity: 0.3;
    animation: float 6s ease-in-out infinite;
}

.header-decoration {
    position: absolute;
    top: 0;
    right: 0;
    width: 100px;
    height: 100%;
    background: linear-gradient(45deg, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0.05) 100%);
    transform: skewX(-15deg);
    animation: slideInRight 1s ease-out 0.5s both;
}

.logo-container {
    display: flex;
    align-items: center;
}

.logo {
    width: 120px;
    height: 120px;
    margin: 0 20px;
    border-radius: 50%;
    border: 3px solid rgba(255,255,255,0.3);
    padding: 10px;
    background: rgba(255,255,255,0.1);
    animation: scaleIn 0.8s ease-out 0.3s both;
    transition: transform 0.3s ease;
}

.logo:hover {
    transform: scale(1.1) rotate(5deg);
}

.college-info h1 {
    margin: 0;
    text-transform: uppercase;
    font-size: 1.8rem;
}

.college-info p {
    margin: 0;
}

.form-title h2 {
    text-align: center;
    margin-top: 2rem;
    color: #444;
    font-weight: 600;
}

.form-subtitle {
    text-align: center;
    font-size: 1.1rem;
    color: #777;
    margin-bottom: 3rem;
}

.no-due-form {
    background: #fff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.1);
}

.form-section {
    margin-bottom: 2rem;
}

.form-section h3 {
    color: #6c63ff;
    border-bottom: 2px solid #6c63ff;
    padding-bottom: 10px;
    margin-bottom: 1rem;
}

.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    font-weight: 500;
    margin-bottom: 5px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 10px;
    border-radius: 4px;
    border: 1px solid #ccc;
    font-size: 1rem;
}

.checkbox-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.checkbox-item {
    flex: 1 1 200px;
    background: #e4e4e4;
    border-radius: 5px;
    padding: 10px;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
    cursor: pointer;
}

.upload-area {
    padding: 20px;
    border: 2px dashed #ccc;
    text-align: center;
    border-radius: 5px;
    background-color: #f9f9f9;
}

.upload-btn {
    display: inline-block;
    margin-top: 10px;
    padding: 10px 20px;
    background: #6c63ff;
    color: #fff;
    border-radius: 4px;
    text-decoration: none;
    cursor: pointer;
}

.upload-btn:hover {
    background: #5b52c8;
}

.btn-primary {
    background: #6c63ff;
    color: #fff;
    padding: 10px 20px;
    margin: 0 5px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 1rem;
}

.btn-secondary {
    background: #ccc;
    color: #333;
    padding: 10px 20px;
    margin: 0 5px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 1rem;
}

.btn-primary:hover {
    background-color: #5b52c8;
}

.progress-container {
    margin: 2rem 0;
}

.progress-bar {
    width: 100%;
    background: #f0f0f5;
    padding: 3px;
    border-radius: 3px;
}

.progress-fill {
    background: #6c63ff;
    height: 20px;
    width: 0;
    border-radius: 3px;
    transition: width 0.3s ease-out;
}

.progress-text {
    text-align: center;
    margin-top: 5px;
}

.modal {
    display: none;
    position: fixed;
    z-index: 1;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgb(0,0,0);
    background-color: rgba(0,0,0,0.4);
}

.modal-content {
    background-color: #fefefe;
    margin: 15% auto;
    padding: 20px;
    border: 1px solid #888;
    width: 80%;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
}

.modal-header {
    display: flex;
    align-items: center;
    border-bottom: 1px solid #eee;
    padding-bottom: 10px;
    margin-bottom: 10px;
}

.modal-header i {
    font-size: 2rem;
    color: #6c63ff;
    margin-right: 10px;
}

.modal-header h2 {
    margin: 0;
}

.modal-body {
    margin-bottom: 20px;
}

.modal-footer {
    text-align: right;
}

/* Enhanced form styling with animations */
.college-info {
    animation: fadeIn 1s ease-out 0.6s both;
}

.college-info h1 {
    font-size: 2.2rem;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.1);
    letter-spacing: 1px;
}

.college-subtitle {
    font-size: 1.1rem;
    opacity: 0.9;
    margin-top: 0.5rem;
}

.college-address {
    font-size: 1rem;
    opacity: 0.8;
    margin-top: 0.3rem;
}

.form-title {
    animation: fadeIn 1s ease-out;
}

.form-title h2 {
    font-size: 2.5rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.no-due-form {
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(10px);
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    animation: scaleIn 0.8s ease-out 0.3s both;
    border: 1px solid rgba(255,255,255,0.2);
}

.form-section {
    opacity: 0;
    animation: fadeIn 0.6s ease-out forwards;
}

.form-section:nth-child(1) { animation-delay: 0.1s; }
.form-section:nth-child(2) { animation-delay: 0.2s; }
.form-section:nth-child(3) { animation-delay: 0.3s; }
.form-section:nth-child(4) { animation-delay: 0.4s; }
.form-section:nth-child(5) { animation-delay: 0.5s; }
.form-section:nth-child(6) { animation-delay: 0.6s; }
.form-section:nth-child(7) { animation-delay: 0.7s; }

.form-section h3 {
    font-size: 1.4rem;
    display: flex;
    align-items: center;
    gap: 10px;
    color: #667eea;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    border-bottom: 3px solid transparent;
    border-image: linear-gradient(90deg, #667eea, #764ba2) 1;
    transition: all 0.3s ease;
}

.form-section h3:hover {
    transform: translateY(-2px);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group {
    position: relative;
    margin-bottom: 1.5rem;
}

.form-group label {
    color: #555;
    font-weight: 600;
    margin-bottom: 8px;
    transition: color 0.3s ease;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 15px;
    border: 2px solid #e1e5e9;
    border-radius: 10px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: #fff;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
    transform: translateY(-2px);
}

.form-group input:hover,
.form-group select:hover,
.form-group textarea:hover {
    border-color: #667eea;
    box-shadow: 0 4px 8px rgba(0,0,0,0.15);
}

.checkbox-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 15px;
    margin-top: 15px;
}

.checkbox-item {
    background: linear-gradient(135deg, #f8f9ff 0%, #e8f2ff 100%);
    border: 2px solid #e1e5e9;
    border-radius: 12px;
    padding: 20px;
    transition: all 0.3s ease;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.checkbox-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
    transition: left 0.5s ease;
}

.checkbox-item:hover::before {
    left: 100%;
}

.checkbox-item:hover {
    border-color: #667eea;
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.15);
    transform: translateY(-3px);
}

.checkbox-item input[type="checkbox"] {
    display: none;
}

.checkbox-item input[type="checkbox"]:checked + label {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-radius: 8px;
    transform: scale(1.02);
}

.checkbox-item label {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 500;
    margin: 0;
    cursor: pointer;
    transition: all 0.3s ease;
}

.checkbox-item label i {
    font-size: 1.2rem;
    color: #667eea;
    transition: all 0.3s ease;
}

.checkbox-item input[type="checkbox"]:checked + label i {
    color: white;
    transform: scale(1.1);
}

.upload-area {
    background: linear-gradient(135deg, #f8f9ff 0%, #e8f2ff 100%);
    border: 3px dashed #667eea;
    border-radius: 15px;
    padding: 40px;
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.upload-area:hover {
    border-color: #764ba2;
    background: linear-gradient(135deg, #e8f2ff 0%, #f8f9ff 100%);
    transform: scale(1.02);
}

.upload-area i {
    font-size: 3rem;
    color: #667eea;
    margin-bottom: 15px;
    animation: float 3s ease-in-out infinite;
}

.upload-btn {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 15px 30px;
    border-radius: 25px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
}

.upload-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.4);
}

.declaration-box {
    background: linear-gradient(135deg, #fff3cd 0%, #ffeaa7 100%);
    border: 2px solid #f39c12;
    border-radius: 12px;
    padding: 20px;
    margin: 20px 0;
    position: relative;
}

.declaration-box::before {
    content: '⚠️';
    position: absolute;
    top: -10px;
    left: 20px;
    background: #f39c12;
    color: white;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.declaration-check {
    margin-top: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.form-actions {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 40px;
    padding-top: 20px;
    border-top: 2px solid #e1e5e9;
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 15px 35px;
    border-radius: 25px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
    display: flex;
    align-items: center;
    gap: 10px;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.4);
    animation: pulse 2s infinite;
}

.btn-secondary {
    background: linear-gradient(135deg, #95a5a6 0%, #7f8c8d 100%);
    padding: 15px 35px;
    border-radius: 25px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(149, 165, 166, 0.3);
    display: flex;
    align-items: center;
    gap: 10px;
}

.btn-secondary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(149, 165, 166, 0.4);
}

.progress-container {
    background: rgba(255,255,255,0.9);
    padding: 20px;
    border-radius: 15px;
    margin: 30px 0;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    animation: fadeIn 1s ease-out;
}

.progress-bar {
    background: #e1e5e9;
    border-radius: 25px;
    overflow: hidden;
    height: 25px;
    position: relative;
}

.progress-fill {
    background: linear-gradient(90deg, #667eea 0%, #764ba2 100%);
    height: 100%;
    border-radius: 25px;
    transition: width 0.5s ease;
    position: relative;
}

.progress-fill::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

.progress-text {
    font-weight: 600;
    color: #667eea;
    margin-top: 10px;
}

.modal {
    backdrop-filter: blur(10px);
    animation: fadeIn 0.3s ease-out;
}

.modal-content {
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
    animation: scaleIn 0.5s ease-out;
}

.modal-header i {
    color: #28a745;
    animation: pulse 2s infinite;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        width: 95%;
        padding: 10px;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .logo {
        width: 80px;
        height: 80px;
    }
    
    .college-info h1 {
        font-size: 1.5rem;
    }
    
    .form-title h2 {
        font-size: 2rem;
    }
    
    .checkbox-grid {
        grid-template-columns: 1fr;
    }
    
    .form-actions {
        flex-direction: column;
        align-items: center;
    }
}