body {
    font-family: 'Inter', sans-serif;
    background-color: #f9fafb; /* gray-50 */
    color: #334155; /* slate-700 */
}
.container-bg {
    background-color: #ffffff;
    border-radius: 1.5rem; /* rounded-3xl */
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}
.card-shadow {
    box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
}
.card-shadow-hover:hover {
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    transform: translateY(-3px);
}
.form-input, .form-select {
    border: 1px solid #cbd5e1; /* slate-300 */
    background-color: #fefefe; /* near white */
    transition: all 0.2s ease-in-out;
}
.form-input:focus, .form-select:focus {
    outline: none;
    border-color: #14b8a6; /* teal-500 */
    box-shadow: 0 0 0 3px rgba(20, 184, 166, 0.25);
}
.btn-primary {
    background-color: #14b8a6; /* teal-500 */
    color: #ffffff;
    transition: background-color 0.3s ease-in-out, transform 0.2s ease-in-out;
}
.btn-primary:hover {
    background-color: #0d9488; /* teal-600 */
    transform: translateY(-1px);
}
.btn-secondary {
    background-color: #64748b; /* slate-500 */
    color: #ffffff;
    transition: background-color 0.3s ease-in-out, transform 0.2s ease-in-out;
}
.btn-secondary:hover {
    background-color: #475569; /* slate-600 */
    transform: translateY(-1px);
}
.modal-overlay {
    background-color: rgba(0, 0, 0, 0.6);
}
.chart-container {
    position: relative;
    width: 100%;
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
    height: 300px;
    max-height: 350px;
}
@media (min-width: 768px) {
    .chart-container {
        height: 350px;
    }
}
.loader {
    border: 4px solid #e2e8f0; /* slate-200 */
    border-top: 4px solid #14b8a6; /* teal-500 */
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
}
@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}
@media print {
    body {
        background-color: #fff;
        color: #000;
    }
    .container-bg, .card-shadow, .card-shadow-hover:hover {
        box-shadow: none;
        border: 1px solid #eee;
    }
    #hero-section, #features-section, #calculator-section, #filters, .btn-primary, .btn-secondary, .modal-overlay, #loader-container, #ai-summary-section {
        display: none !important;
    }
    #results-section {
        display: block !important;
        margin-top: 0 !important;
    }
    #results-list {
        display: grid !important;
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)) !important;
        gap: 1.5rem !important;
    }
    .scheme-card {
        page-break-inside: avoid;
        margin-bottom: 1rem;
        border: 1px solid #ccc;
        padding: 1rem;
    }
    .chart-container {
        display: none !important;
    }
    .no-schemes-message {
        display: block !important;
        border: none;
        box-shadow: none;
    }
}