/* =================================
   Filter Section
   ================================= */
.filter-section {
    margin-bottom: 1.5rem;
    border: 1.5px solid #e2e8f0;
    border-radius: 0.75rem;
    background: #f6fafb;
    box-shadow: 0 2px 8px rgba(26,154,154,0.04);
}

.filter-header {
    padding: 0.75rem 1.25rem;
    border-bottom: 2px solid #e9ecef;
    margin-bottom: 0;
    background: #f6fafb;
    border-radius: 0.75rem 0.75rem 0 0;
    transition: all 0.2s ease;
    position: relative;
}

.filter-header:hover {
    background: #eef9fa;
}

.filter-header:active {
    background: #e6f5f7;
}

.filter-title {
    font-size: 1rem;
    color: #1a9a9a;
    letter-spacing: 0.5px;
    margin: 0;
    display: flex;
    align-items: center;
    transition: color 0.2s ease;
    user-select: none;
    cursor: pointer;
}

.filter-header h5 i.fa-sliders-h {
    transition: transform 0.2s ease;
    font-size: 0.9em;
}

.filter-header[aria-expanded="true"] h5 i.fa-sliders-h {
    transform: rotate(90deg);
}

.filter-header:focus-visible {
    outline: none;
    box-shadow: 0 0 0 3px rgba(26, 154, 154, 0.25);
}

/* Filter Body */
.filter-body {
    background-color: #fff;
    border-radius: 0 0 0.75rem 0.75rem;
    padding: 1.5rem;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
}

.filter-body .form-label {
    font-weight: 500;
    color: #4a5568;
    margin-bottom: 0.35rem;
    font-size: 0.875rem;
}

.filter-body .form-control,
.filter-body .form-select {
    border: 1px solid #e2e8f0;
    border-radius: 0.5rem;
    padding: 0.5rem 0.75rem;
    font-size: 0.875rem;
    transition: all 0.2s ease;
    background-color: #fff;
    color: #2d3748;
}

.filter-body .form-control:focus,
.filter-body .form-select:focus {
    border-color: #1a9a9a;
    box-shadow: 0 0 0 0.15rem rgba(26, 154, 154, 0.25);
}

.filter-body .input-group {
    border-radius: 0.5rem;
    overflow: hidden;
    box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
}

.filter-body .input-group-text {
    background-color: #f8fafc;
    border: 1px solid #e2e8f0;
    color: #64748b;
    font-size: 0.875rem;
    padding: 0.5rem 0.75rem;
    border-right: none;
}

/* .filter-body .form-control:not(:first-child) {
    border-top-left-radius: 0;
    border-bottom-left-radius: 0;
    border-left: none;
} */

/* Filter Buttons */
.filter-header .btn-outline-secondary {
    border-color: #dee2e6;
    color: #6c757d;
    font-size: 0.8rem;
    padding: 0.25rem 0.75rem;
    transition: all 0.2s;
}

.filter-header .btn-outline-secondary:hover {
    background-color: #f8f9fa;
    color: #1a9a9a;
    border-color: #1a9a9a;
}

.filter-body .btn-primary {
    background-color: #1a9a9a;
    border: none;
    padding: 0.5rem 1.5rem;
    font-size: 0.9rem;
    font-weight: 500;
    letter-spacing: 0.3px;
    transition: all 0.2s;
    border-radius: 0.375rem;
}

.filter-body .btn-primary:hover {
    background-color: #158080;
    transform: translateY(-1px);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.filter-body .btn-primary:active {
    transform: translateY(0);
    box-shadow: 0 2px 4px -1px rgba(0, 0, 0, 0.1);
}

/* Dark Mode Support */
[data-bs-theme="dark"] .filter-body {
    background-color: #2d3748;
    border-color: #4a5568;
}

[data-bs-theme="dark"] .filter-section,
[data-bs-theme="dark"] .filter-header {
    background-color: #2d3748;
    border-color: #4a5568;
}

[data-bs-theme="dark"] .filter-body .form-control,
[data-bs-theme="dark"] .filter-body .form-select {
    background-color: #2d3748;
    border-color: #4a5568;
    color: #e2e8f0;
}

[data-bs-theme="dark"] .filter-body .form-control:focus,
[data-bs-theme="dark"] .filter-body .form-select:focus {
    background-color: #2d3748;
    border-color: #1a9a9a;
    box-shadow: 0 0 0 0.15rem rgba(26, 154, 154, 0.25);
}

[data-bs-theme="dark"] .filter-body .input-group-text {
    background-color: #2d3748;
    border-color: #4a5568;
    color: #a0aec0;
}

[data-bs-theme="dark"] .filter-header .btn-outline-secondary {
    border-color: #4a5568;
    color: #a0aec0;
}

[data-bs-theme="dark"] .filter-header .btn-outline-secondary:hover {
    background-color: #2d3748;
    color: #1a9a9a;
    border-color: #1a9a9a;
}

/* Responsive Adjustments */
@media (max-width: 991.98px) {
    .filter-card .col-md-3 {
        margin-bottom: 1rem;
    }
}