/* Calculator Styles */
.calc-box {
    background: var(--gradient-primary);
    color: white;
    padding: 40px 24px;
    border-radius: var(--radius-3xl);
    max-width: 900px;
    margin: 0 auto;
    box-shadow: var(--shadow-xl);
    position: relative;
    overflow: hidden;
    transform: translateY(0) scale(1);
    transition: all var(--transition-slow);
    animation: slideUp 0.6s ease-out;
}

.calc-box::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    animation: shimmer 4s infinite linear;
}

@keyframes shimmer {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

.calc-box:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
}

.calc-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
    margin-top: 24px;
}

@media (min-width: 768px) {
    .calc-grid {
        grid-template-columns: 1fr 1fr;
        gap: 30px;
    }
}

.calc-grid label {
    font-size: 0.95rem;
    margin-bottom: 8px;
    display: block;
    font-weight: 600;
}

select, input {
    width: 100%;
    padding: 14px 16px;
    border-radius: var(--radius-xl);
    border: 2px solid var(--glass-border);
    margin-top: 8px;
    font-size: 1rem;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
    transform: translateY(0) scale(1);
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
}

select:focus, input:focus {
    outline: none;
    border-color: var(--cyan);
    box-shadow: var(--shadow-md), 0 0 0 4px rgba(6, 182, 212, 0.2);
    transform: translateY(-2px);
}

.total-display {
    font-size: 1.75rem;
    color: white;
    font-weight: bold;
    text-align: center;
    margin-top: 24px;
    padding: 20px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-2xl);
    backdrop-filter: blur(10px);
    transition: all var(--transition-normal);
    transform: scale(1);
}

.total-display:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.02);
}