/* Calculator & Modal Styles */
.calculator-card {
    max-width: 60rem;
    margin: 5rem auto;
    background-color: white;
    border-radius: 3.5rem;
    padding: 3rem;
    box-shadow: 0 40px 100px -20px rgba(217, 30, 39, 0.1);
    border: 1px solid var(--slate-100);
    position: relative;
    overflow: hidden;
}

@media (min-width: 768px) {
    .calculator-card { padding: 4rem; }
}

.checkbox-label:has(input:checked) {
    border-color: var(--primary-red);
    background-color: rgba(217, 30, 39, 0.05);
}

.sin-checkbox-group {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
    margin-top: 3rem;
}

@media (min-width: 768px) {
    .sin-checkbox-group { grid-template-columns: 1fr 1fr; }
}

.checkbox-label {
    display: flex;
    align-items: center;
    padding: 1rem;
    border-radius: 1rem;
    border: 2px solid var(--slate-100);
    cursor: pointer;
    transition: all 0.2s;
}

.checkbox-label:hover { background-color: rgba(217, 30, 39, 0.02); }

.checkbox-box {
    width: 1.5rem;
    height: 1.5rem;
    border-radius: 0.375rem;
    border: 2px solid var(--slate-300);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
    background-color: white;
}

.checkbox-box i, 
.checkbox-box svg {
    width: 1rem;
    height: 1rem;
    color: white;
    opacity: 0 !important;
    visibility: hidden !important;
    transform: scale(0.5);
    transition: all 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.checkbox-label input:checked + div .checkbox-box {
    border-color: var(--primary-red) !important;
    background-color: var(--primary-red) !important;
}

.checkbox-label input:checked + div .checkbox-box i,
.checkbox-label input:checked + div .checkbox-box svg {
    opacity: 1 !important;
    visibility: visible !important;
    transform: scale(1) !important;
}

.checkbox-label input:checked + div {
    /* The outer container of the checkbox UI */
}

.meter-container {
    height: 1rem;
    background-color: var(--slate-100);
    border-radius: 9999px;
    overflow: hidden;
    margin-top: 1.5rem;
}

.meter-fill {
    height: 100%;
    background: linear-gradient(to right, var(--primary-red), var(--accent-yellow));
    width: 0;
    transition: width 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Modal Styles */
.modal-overlay {
    position: fixed;
    inset: 0;
    z-index: 100;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    background-color: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(8px);
}

.modal-overlay.flex { display: flex; }

.modal-content {
    background-color: white;
    width: 100%;
    max-width: 24rem;
    border-radius: 1.5rem;
    box-shadow: 0 40px 100px -20px rgba(0, 0, 0, 0.3);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    max-height: 80vh;
}

.modal-header {
    background-color: var(--primary-red);
    padding: 1.25rem;
    color: white;
    position: relative;
    flex-shrink: 0;
}

#eligibility-form, #rejection-screen {
    overflow-y: auto;
    flex-grow: 1;
    padding: 1.25rem;
    gap: 1.25rem;
}

@media (max-width: 640px) {
    .modal-content {
        max-width: 90%;
        border-radius: 1.25rem;
        max-height: 75vh;
    }
    
    #eligibility-form, #rejection-screen {
        padding: 1rem;
        gap: 1rem;
    }
    
    .modal-header {
        padding: 1rem;
    }

    .modal-header h3 {
        font-size: 1.125rem !important;
    }
}

.option-btn {
    width: 100%;
    padding: 0.75rem;
    border-radius: 0.75rem;
    border: 2px solid var(--slate-100);
    font-size: 0.8125rem;
    font-weight: 700;
    text-align: center;
    background: white;
    cursor: pointer;
    transition: all 0.2s;
    color: var(--text-main);
}

.option-btn:hover { 
    border-color: var(--primary-red); 
    background-color: var(--bg-soft);
}

.option-btn.selected {
    border-color: var(--primary-red);
    background-color: rgba(217, 30, 39, 0.05);
    color: var(--primary-red);
}