/* Calculator Modal Styles */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.75);
    backdrop-filter: blur(5px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.modal-overlay.active {
    display: flex;
    opacity: 1;
}

.calc-modal {
    background: white;
    width: 95%;
    max-width: 550px;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    position: relative;
    transform: translateY(20px);
    transition: transform 0.3s ease;
}

.modal-overlay.active .calc-modal {
    transform: translateY(0);
}

.calc-header {
    background: var(--primary-dark);
    color: white;
    padding: 30px;
    text-align: center;
}

.calc-header h3 {
    color: white;
    margin-bottom: 5px;
}

.calc-close {
    position: absolute;
    top: 15px;
    right: 20px;
    color: white;
    font-size: 24px;
    cursor: pointer;
}

.calc-body {
    padding: 30px;
}

.calc-step {
    display: none;
}

.calc-step.active {
    display: block;
    animation: slideIn 0.3s ease-out;
}

@keyframes slideIn {
    from { opacity: 0; transform: translateX(10px); }
    to { opacity: 1; transform: translateX(0); }
}

.calc-btn-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
    margin-top: 20px;
}

.calc-option {
    border: 2px solid #eee;
    padding: 20px;
    border-radius: 10px;
    cursor: pointer;
    text-align: center;
    transition: all 0.2s;
}

.calc-option:hover {
    border-color: var(--primary-orange);
    background: #fff8f5;
}

.calc-option.selected {
    border-color: var(--primary-orange);
    background: var(--primary-orange);
    color: white;
}

.calc-input {
    width: 100%;
    padding: 15px;
    border: 1px solid #ddd;
    border-radius: 8px;
    margin-bottom: 15px;
    font-size: 1rem;
}

.calc-progress {
    height: 4px;
    background: #eee;
    margin-bottom: 30px;
}

.progress-bar {
    height: 100%;
    background: var(--primary-orange);
    width: 33%;
    transition: width 0.3s ease;
}

/* Floating Sticky CTA for Mobile */
.sticky-mobile-cta {
    position: fixed;
    bottom: 20px;
    left: 20px;
    right: 20px;
    background: var(--primary-orange);
    color: white;
    padding: 15px;
    border-radius: 50px;
    text-align: center;
    font-weight: 800;
    box-shadow: 0 10px 20px rgba(255, 111, 0, 0.4);
    z-index: 999;
    cursor: pointer;
    display: none;
}

@media (max-width: 768px) {
    /* Styles for mobile sticky when visible */
    .sticky-mobile-cta {
        /* No fixed display here, controlled by scroll JS */
    }
}