/* ============================================
   CALCULATOR PAGES — Shared Styles
   ============================================ */

.calc-page {
    padding-top: 120px;
    padding-bottom: 60px;
    min-height: 100vh;
    background: var(--off-white);
}

.back-link {
    display: inline-block;
    color: var(--gold-dark);
    font-weight: 500;
    font-size: 0.9rem;
    margin-bottom: 16px;
    transition: var(--transition);
}

.back-link:hover {
    color: var(--gold);
    transform: translateX(-4px);
}

.calc-hero {
    text-align: center;
    margin-bottom: 48px;
}

.calc-hero h1 {
    font-size: clamp(2rem, 4vw, 3rem);
    color: var(--navy);
    margin-bottom: 12px;
}

.calc-hero p {
    color: var(--text-muted);
    font-size: 1.1rem;
}

.calc-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: start;
}

.calc-inputs {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 40px;
    border: 1px solid var(--gray-100);
    box-shadow: var(--shadow-sm);
}

.calc-field {
    margin-bottom: 32px;
}

.calc-field:last-child {
    margin-bottom: 0;
}

.calc-field label {
    display: block;
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--navy);
    margin-bottom: 12px;
}

.calc-field input[type="range"] {
    width: 100%;
    height: 6px;
    border-radius: 3px;
    background: var(--gray-100);
    outline: none;
    appearance: none;
    -webkit-appearance: none;
    margin-bottom: 12px;
}

.calc-field input[type="range"]::-webkit-slider-thumb {
    appearance: none;
    -webkit-appearance: none;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: var(--gradient-gold);
    cursor: pointer;
    box-shadow: var(--shadow-gold);
    transition: var(--transition);
}

.calc-field input[type="range"]::-webkit-slider-thumb:hover {
    transform: scale(1.15);
}

.calc-field input[type="range"]::-moz-range-thumb {
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: var(--gradient-gold);
    cursor: pointer;
    border: none;
    box-shadow: var(--shadow-gold);
}

.calc-field__value {
    display: flex;
    align-items: center;
    gap: 6px;
    background: var(--gray-50);
    border-radius: var(--radius-sm);
    padding: 8px 14px;
    border: 1px solid var(--gray-100);
}

.calc-field__value span {
    color: var(--gray-400);
    font-weight: 600;
    font-size: 0.9rem;
}

.calc-field__value input {
    border: none;
    background: transparent;
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 600;
    color: var(--navy);
    width: 100%;
    outline: none;
}

.calc-results {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.calc-result-card {
    background: var(--white);
    border: 1px solid var(--gray-100);
    border-radius: var(--radius-md);
    padding: 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.calc-result-card.highlight {
    background: var(--gradient-navy);
    border-color: transparent;
}

.calc-result-card.highlight .calc-result-label {
    color: var(--gray-200);
}

.calc-result-card.highlight .calc-result-value {
    color: var(--gold);
}

.calc-result-label {
    font-size: 0.9rem;
    color: var(--text-muted);
    font-weight: 500;
}

.calc-result-value {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--navy);
}

.calc-chart {
    text-align: center;
    padding: 24px;
    background: var(--white);
    border-radius: var(--radius-md);
    border: 1px solid var(--gray-100);
}

.calc-chart canvas {
    margin: 0 auto;
    display: block;
}

.calc-chart-legend {
    display: flex;
    justify-content: center;
    gap: 24px;
    margin-top: 16px;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.calc-chart-legend span {
    display: flex;
    align-items: center;
    gap: 6px;
}

.calc-chart-legend i {
    width: 12px;
    height: 12px;
    border-radius: 3px;
    display: inline-block;
}

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

    .calc-inputs {
        padding: 24px;
    }
}