/* General Styles */
body {
    background-color: #f8f9fa;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

.card {
    border: none;
    border-radius: 15px;
    overflow: hidden;
}

.card-header {
    background: linear-gradient(135deg, #4b6cb7 0%, #182848 100%);
    padding: 1.5rem;
}

.section {
    background-color: #fff;
    padding: 1.5rem;
    border-radius: 10px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

.section-title {
    color: #2c3e50;
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid #e9ecef;
}

.section-title i {
    margin-right: 10px;
    color: #4b6cb7;
}

/* Form Styles */
.form-control {
    border: 1px solid #e9ecef;
    border-radius: 8px;
    padding: 0.75rem;
    transition: all 0.3s ease;
}

.form-control:focus {
    border-color: #4b6cb7;
    box-shadow: 0 0 0 0.2rem rgba(75, 108, 183, 0.25);
}

.form-label {
    color: #495057;
    font-weight: 500;
}

/* Select Dropdown Styles */
select.form-control {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%234b6cb7' viewBox='0 0 16 16'%3E%3Cpath d='M7.247 11.14 2.451 5.658C1.885 5.013 2.345 4 3.204 4h9.592a1 1 0 0 1 .753 1.659l-4.796 5.48a1 1 0 0 1-1.506 0z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
}

select.form-control:focus {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%234b6cb7' viewBox='0 0 16 16'%3E%3Cpath d='M7.247 11.14 2.451 5.658C1.885 5.013 2.345 4 3.204 4h9.592a1 1 0 0 1 .753 1.659l-4.796 5.48a1 1 0 0 1-1.506 0z'/%3E%3C/svg%3E");
}

select.form-control option {
    padding: 0.5rem;
}

/* Button Styles */
.btn {
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.btn-primary {
    background: linear-gradient(135deg, #4b6cb7 0%, #182848 100%);
    border: none;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

.btn-secondary {
    background-color: #6c757d;
    border: none;
}

.btn-secondary:hover {
    background-color: #5a6268;
    transform: translateY(-2px);
}

/* Work and Education Entry Styles */
.work-entry, .education-entry {
    background-color: #f8f9fa;
    padding: 1rem;
    border-radius: 8px;
    margin-bottom: 1rem;
    border: 1px solid #e9ecef;
}

/* Ad Space Styles */
.ad-space {
    position: sticky;
    top: 20px;
    height: calc(100vh - 40px);
    padding: 1rem;
}

.ad-container {
    background: #fff;
    border-radius: 10px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.ad-placeholder {
    text-align: center;
    padding: 1rem;
    color: #6c757d;
}

.ad-placeholder i {
    font-size: 2rem;
    margin-bottom: 0.5rem;
    color: #4b6cb7;
}

.mobile-ad-space {
    background: #fff;
    border-radius: 10px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
    margin: 1rem;
    padding: 1rem;
}

/* Responsive Design */
@media (max-width: 991.98px) {
    .ad-space {
        display: none;
    }
    
    .container {
        padding: 1rem;
    }
    
    .section {
        padding: 1rem;
    }
    
    .card-header {
        padding: 1rem;
    }
}

/* Animation */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.section {
    animation: fadeIn 0.5s ease-out;
}