/* Profit Calculator — page specific overrides (uses variables from main.css) */
.tool-container {
    padding: 80px 0;
    min-height: calc(100vh - 200px);
}

.tool-header {
    text-align: center;
    margin-bottom: 40px;
}

.tool-header h1 {
    font-size: 2.2rem;
    margin-bottom: 8px;
    color: var(--text);
}

.tool-header p {
    color: var(--text-light);
}

.calculator-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    margin-bottom: 60px;
}

.input-section, .result-section {
    background: var(--card-bg);
    border-radius: var(--radius);
    padding: 30px;
    box-shadow: var(--shadow);
}

.result-section {
    display: flex;
    flex-direction: column;
}

.input-section h3, .result-header h3 {
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 2px solid rgba(227, 6, 19, 0.2);
}

.input-group {
    margin-bottom: 25px;
}

.input-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--text);
}

.input-with-icon {
    position: relative;
    display: flex;
    align-items: center;
}

.input-with-icon i {
    position: absolute;
    left: 12px;
    color: var(--text-light);
    z-index: 1;
}

.input-with-icon input, .input-with-icon select {
    width: 100%;
    padding: 12px 12px 12px 40px;
    border: 1px solid #e5e7eb;
    border-radius: var(--radius);
    font-size: 1rem;
    transition: var(--transition);
    background: #fff;
}

.input-with-icon input:focus, .input-with-icon select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(227, 6, 19, 0.1);
}

.input-help {
    font-size: 0.8rem;
    color: var(--text-light);
    margin-top: 5px;
    font-style: italic;
}

.calculation-method {
    margin: 25px 0;
    padding: 20px;
    background: #f8fafc;
    border-radius: var(--radius);
    border: 1px solid #e5e7eb;
}

.calculation-method h4 {
    margin-bottom: 15px;
    color: var(--text);
}

.method-selector {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
}

.method-selector input[type="radio"] {
    display: none;
}

.method-selector label {
    padding: 12px 8px;
    border: 1px solid #e5e7eb;
    border-radius: var(--radius);
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
    font-size: 0.9rem;
    background: #fff;
}

.method-selector input[type="radio"]:checked + label {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
}

.calculate-btn {
    width: 100%;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.btn-secondary {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.result-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 2px solid rgba(227, 6, 19, 0.2);
}

.result-status {
    display: flex;
    align-items: center;
    gap: 8px;
}

.status-indicator {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: #e5e7eb;
}

.status-indicator.ready {
    background: #22c55e;
}

.status-indicator.processing {
    background: #f59e0b;
    animation: pulse 1.5s infinite;
}

@keyframes pulse {
    0% { opacity: 1; }
    50% { opacity: 0.5; }
    100% { opacity: 1; }
}

.result-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    margin-bottom: 18px;
    padding: 18px;
    background: #f8fafc;
    border-radius: var(--radius);
    border: 1px solid #e5e7eb;
    min-height: 200px;
}

.empty-result {
    text-align: center;
    color: var(--text-light);
}

.empty-result i {
    font-size: 2.3rem;
    color: #e5e7eb;
    margin-bottom: 10px;
}

.profit-result {
    text-align: center;
    width: 100%;
}

.profit-amount {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 10px;
}

.profit-positive {
    color: #22c55e;
}

.profit-negative {
    color: #ef4444;
}

.profit-neutral {
    color: var(--text-light);
}

.profit-label {
    font-size: 1rem;
    color: var(--text-light);
    margin-bottom: 20px;
}

.quick-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
    margin-top: 20px;
}

.stat-item {
    background: #fff;
    padding: 15px;
    border-radius: var(--radius);
    border: 1px solid #e5e7eb;
    text-align: center;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-light);
    margin-bottom: 5px;
}

.stat-value {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text);
}

.summary-section {
    margin-top: 20px;
    padding: 20px;
    background: #f8fafc;
    border-radius: var(--radius);
    border: 1px solid #e5e7eb;
}

.summary-section h4 {
    margin-bottom: 15px;
    text-align: center;
}

.summary-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
}

.summary-item {
    text-align: center;
    padding: 15px;
    background: #fff;
    border-radius: var(--radius);
    border: 1px solid #e5e7eb;
}

.summary-item.profit-item {
    background: linear-gradient(135deg, #22c55e, #16a34a);
    color: white;
    border: none;
}

.summary-item.profit-item .summary-label,
.summary-item.profit-item .summary-value {
    color: white;
}

.summary-label {
    font-size: 0.9rem;
    color: var(--text-light);
    margin-bottom: 5px;
}

.summary-value {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text);
}

.metrics-section {
    margin-top: 20px;
}

.metrics-section h4 {
    margin-bottom: 15px;
    text-align: center;
}

.metrics-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
}

.metric-card {
    display: flex;
    align-items: center;
    padding: 15px;
    background: #fff;
    border-radius: var(--radius);
    border: 1px solid #e5e7eb;
    gap: 12px;
}

.metric-icon {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: #f8fafc;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 1.2rem;
}

.metric-content {
    flex: 1;
}

.metric-label {
    font-size: 0.9rem;
    color: var(--text-light);
    margin-bottom: 4px;
}

.metric-value {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 4px;
}

.metric-description {
    font-size: 0.75rem;
    color: var(--text-light);
}

.breakdown-section {
    margin-top: 20px;
}

.breakdown-section h4 {
    margin-bottom: 15px;
    text-align: center;
}

.breakdown-container {
    padding: 20px;
    background: #f8fafc;
    border-radius: var(--radius);
    border: 1px solid #e5e7eb;
}

.breakdown-chart {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.chart-bar {
    display: flex;
    align-items: center;
    gap: 15px;
}

.bar-label {
    width: 80px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text);
}

.bar-fill {
    flex: 1;
    height: 30px;
    border-radius: 15px;
    position: relative;
    overflow: hidden;
    background: #e5e7eb;
}

.bar-fill::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    border-radius: 15px;
    transition: width 0.8s ease;
}

.revenue-bar .bar-fill::after {
    background: #3b82f6;
}

.cost-bar .bar-fill::after {
    background: #ef4444;
}

.profit-bar .bar-fill::after {
    background: #22c55e;
}

.bar-value {
    width: 100px;
    text-align: right;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text);
}

/* Tool info */
.tool-info {
    background: var(--card-bg);
    border-radius: var(--radius);
    padding: 30px;
    box-shadow: var(--shadow);
    margin-top: 40px;
}

.tool-info h2 {
    margin-bottom: 14px;
    padding-bottom: 12px;
    border-bottom: 2px solid rgba(227, 6, 19, 0.2);
}

.tool-info h3 {
    margin: 18px 0 10px;
    color: var(--primary);
}

.tool-info ul, .tool-info ol {
    margin-left: 18px;
    margin-bottom: 12px;
}

.tool-info li {
    margin-bottom: 6px;
}

.metrics-explanation {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin: 20px 0;
}

.metric-explain {
    padding: 15px;
    background: #f8fafc;
    border-radius: var(--radius);
    border: 1px solid #e5e7eb;
}

.metric-explain h4 {
    color: var(--primary);
    margin-bottom: 8px;
    font-size: 1rem;
}

.metric-explain p {
    font-size: 0.9rem;
    color: var(--text-light);
    margin: 0;
}

.formulas {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
    margin: 20px 0;
}

.formula-item {
    padding: 15px;
    background: #f8fafc;
    border-radius: var(--radius);
    border: 1px solid #e5e7eb;
    font-family: monospace;
    font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 980px) {
    .calculator-container {
        grid-template-columns: 1fr;
    }
    
    .summary-grid {
        grid-template-columns: 1fr;
    }
    
    .metrics-grid {
        grid-template-columns: 1fr;
    }
    
    .method-selector {
        grid-template-columns: 1fr;
    }
    
    .metrics-explanation {
        grid-template-columns: 1fr;
    }
    
    .formulas {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .tool-header h1 {
        font-size: 1.8rem;
    }
    
    .profit-amount {
        font-size: 2rem;
    }
    
    .chart-bar {
        flex-direction: column;
        align-items: stretch;
        gap: 8px;
    }
    
    .bar-label {
        width: auto;
    }
    
    .bar-value {
        width: auto;
        text-align: left;
    }
}

@media (max-width: 480px) {
    .input-section, .result-section {
        padding: 20px;
    }
    
    .metric-card {
        flex-direction: column;
        text-align: center;
    }
}