.calculator-hero {
    padding: 140px 0;
    text-align: center;
    background: radial-gradient(ellipse at 10% 60%, rgba(196, 24, 226, 0.1), transparent 40%), radial-gradient(ellipse at 90% 40%, rgba(0, 163, 255, 0.1), transparent 40%), var(--bg-color);
}
.calculator-hero .section-title {
    font-size: clamp(3rem, 6vw, 4.5rem);
}

.calculator-section {
    padding-top: 0;
}
.calculator-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 1.5rem;
    overflow: hidden;
}
.calculator-inputs {
    padding: 2.5rem;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}
.calculator-inputs h3, .calculator-results h3 {
    font-size: 1.75rem;
    margin-bottom: 0;
}
.input-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.75rem;
}
.input-with-slider {
    display: grid;
    grid-template-columns: 100px 1fr;
    gap: 1rem;
    align-items: center;
}
.input-group input[type="number"] {
    width: 100%;
    background: var(--bg-color);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 0.75rem;
    color: var(--text-color);
    font-size: 1.1rem;
    text-align: center;
}
.input-group input[type="range"] {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 4px;
    background: var(--border-color);
    outline: none;
    border-radius: 2px;
}
.input-group input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 20px;
    height: 20px;
    background: var(--accent-color);
    cursor: pointer;
    border-radius: 50%;
}
.input-group input[type="range"]::-moz-range-thumb {
    width: 20px;
    height: 20px;
    background: var(--accent-color);
    cursor: pointer;
    border-radius: 50%;
}

.radio-buttons {
    display: flex;
    gap: 0.5rem;
    background: var(--bg-color);
    padding: 0.5rem;
    border-radius: 8px;
}
.radio-btn {
    flex: 1;
    background: transparent;
    border: 1px solid transparent;
    color: var(--text-color-muted);
    padding: 0.75rem;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s;
    font-weight: 600;
}
.radio-btn.active {
    background: var(--accent-color);
    color: #fff;
}
.disclaimer {
    display: flex;
    gap: 0.75rem;
    align-items: flex-start;
    background: var(--bg-color);
    padding: 1rem;
    border-radius: 8px;
    font-size: 0.9rem;
    color: var(--text-color-muted);
}
.disclaimer i {
    font-size: 1.2rem;
    color: var(--accent-color);
    margin-top: 2px;
}

.calculator-results {
    background: #191e29;
    padding: 2.5rem;
    display: flex;
    flex-direction: column;
}
.main-result {
    text-align: center;
    border: 1px solid var(--border-color);
    padding: 2rem;
    border-radius: 1rem;
    margin: 1.5rem 0;
}
#ngr-label {
    display: block;
    font-size: 1.1rem;
    color: var(--text-color-muted);
}
#ngr-value {
    display: block;
    font-family: var(--font-primary);
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 800;
    color: #3fb950;
    line-height: 1.2;
}

.results-breakdown {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 2rem;
}
.result-item {
    display: flex;
    justify-content: space-between;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}
.result-label { color: var(--text-color-muted); }
.result-value { font-weight: 700; font-family: var(--font-primary); }
.result-item.outgoing .result-value { color: #ff4d4d; }

.cta-block {
    margin-top: auto;
    background: var(--bg-color);
    padding: 1.5rem;
    border-radius: 1rem;
    text-align: center;
}
.cta-block h4 { font-size: 1.2rem; margin-bottom: 0.5rem; }
.cta-block .button-primary { margin-top: 1rem; width: 100%; }

.explanations-section {
    background: var(--bg-card);
}
.explanations-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    margin-top: 3rem;
}
.explanation-card { padding: 2rem; border-radius: 1rem; border: 1px solid var(--border-color); }
.explanation-card h4 { font-size: 1.25rem; margin-bottom: 0.75rem; color: var(--accent-color); }

.key-aspects-section .priorities-levels {
    max-width: 900px;
    margin: 3rem auto 0 auto;
}

@media(max-width: 992px) {
    .calculator-grid {
        grid-template-columns: 1fr;
    }
}
@media(max-width: 768px) {
    .explanations-grid {
        grid-template-columns: 1fr;
    }
}