#div_login{
    position: absolute; 
    left:50%; 
    top:50%;
    margin-top:-195px; 
    margin-left:-200px; 
    width:400px;    
    /*background-color: #ffd511;*/
    padding:30px;
    border-radius: 25px;
}

/* Progress Indicator Styles */
.progress-indicator {
    display: flex;
    justify-content: space-between;
    margin: 20px 0;
    padding: 0;
    list-style: none;
}

.progress-indicator li {
    flex: 1;
    text-align: center;
    position: relative;
    font-size: 0.85em;
}

.progress-indicator li:before {
    content: attr(data-step);
    display: block;
    margin: 0 auto 5px;
    width: 35px;
    height: 35px;
    line-height: 35px;
    border-radius: 50%;
    background: #ddd;
    color: #666;
    font-weight: bold;
}

.progress-indicator li.active:before {
    background: #007bff;
    color: white;
}

.progress-indicator li.completed:before {
    background: #28a745;
    color: white;
    content: "✓";
}

.progress-indicator li:after {
    content: '';
    position: absolute;
    width: 100%;
    height: 3px;
    background: #ddd;
    top: 16px;
    left: 50%;
    z-index: -1;
}

.progress-indicator li:last-child:after {
    display: none;
}

.progress-indicator li.completed:after,
.progress-indicator li.active:after {
    background: #28a745;
}

/* Form Validation Styles */
.help-block.with-errors {
    color: #dc3545;
    font-size: 0.875em;
    margin-top: 0.25rem;
}

.form-control.is-invalid {
    border-color: #dc3545;
}

.form-control.is-valid {
    border-color: #28a745;
}

/* Character Counter Styles */
.char-counter {
    float: right;
    color: #6c757d;
    font-size: 0.875em;
}

.char-counter.warning {
    color: #ffc107;
}

.char-counter.danger {
    color: #dc3545;
}

/* File Upload Styles */
.file-upload-info {
    font-size: 0.875em;
    color: #6c757d;
    margin-top: 0.25rem;
}

/* Option Card Styles */
.option-card {
    border: 2px solid #ddd;
    border-radius: 8px;
    padding: 15px;
    margin: 10px 0;
    cursor: pointer;
    transition: all 0.3s;
}

.option-card:hover {
    border-color: #007bff;
    box-shadow: 0 2px 8px rgba(0,123,255,0.2);
}

.option-card.selected {
    border-color: #007bff;
    background-color: #e7f3ff;
}

.option-card input[type="radio"] {
    margin-right: 10px;
    transform: scale(1.2);
}

.section-description {
    color: #6c757d;
    font-size: 0.9em;
    margin-top: 5px;
}

/* Step 4 Review Styles */
.edit-btn {
    float: right;
    font-size: 0.85em;
    padding: 2px 8px;
}

.section-header {
    background-color: #f8f9fa;
    padding: 10px;
    margin: 20px 0 10px 0;
    border-left: 4px solid #007bff;
    font-weight: bold;
}

.abstract-item {
    background-color: #f8f9fa;
    padding: 10px;
    margin: 10px 0;
    border-radius: 5px;
    border-left: 3px solid #28a745;
}

.terms-box {
    background-color: #fff3cd;
    border: 2px solid #ffc107;
    padding: 15px;
    margin: 20px 0;
    border-radius: 5px;
}

/* Registration Closed Page Styles */
.alert-closed {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.closed-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
    color: #dc3545;
}