/**
 * Content Marketing ROI Calculator Styles
 * Version: 1.0.0
 */

/* ===== Variables & Base Styles ===== */
:root {
    --primary-color: #b83269;
    --primary-dark: #8e0038;
    --primary-light: #f8bbd0;
    --success-color: #4caf50;
    --warning-color: #ff9800;
    --danger-color: #f44336;
    --text-dark: #333333;
    --text-light: #666666;
    --border-color: #e0e0e0;
    --bg-light: #f9f9f9;
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
    --shadow-lg: 0 8px 16px rgba(0,0,0,0.15);
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
}

/* ===== Calculator Container ===== */
.cm-roi-calculator {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    max-width: 1000px;
    margin: 40px auto;
    padding: 0 20px;
    color: var(--text-dark);
    line-height: 1.6;
}

.calculator-container {
    background: #ffffff;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}

/* ===== Header ===== */
.calculator-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    padding: 40px 30px;
    text-align: center;
}

.calculator-header h2 {
    margin: 0 0 10px 0;
    font-size: 32px;
    font-weight: 700;
    letter-spacing: -0.5px;
    color: white;
}

.calculator-subtitle {
    margin: 0;
    font-size: 16px;
    opacity: 0.95;
    font-weight: 400;
}

/* ===== Form Sections ===== */
.calculator-form {
    padding: 40px 30px;
}

.form-section {
    margin-bottom: 40px;
    padding-bottom: 40px;
    border-bottom: 2px solid var(--border-color);
}

.form-section:last-of-type {
    border-bottom: none;
}

.section-title {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 24px;
    font-weight: 600;
    color: #b83269;
    margin: 0 0 25px 0;
}

.section-icon {
    font-size: 28px;
}

/* ===== Form Rows & Groups ===== */
.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 8px;
}

.form-group input[type="number"] {
    width: 100%;
    padding: 12px 16px;
    font-size: 16px;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    transition: all 0.3s ease;
    background: white;
    color: var(--text-dark);
}

.form-group input[type="number"]:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px var(--primary-light);
}

.form-group input[type="number"]:hover {
    border-color: var(--primary-color);
}

/* ===== Tooltips ===== */
.tooltip {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 18px;
    height: 18px;
    background: var(--primary-color);
    color: white;
    border-radius: 50%;
    font-size: 12px;
    font-weight: bold;
    cursor: help;
    transition: all 0.3s ease;
}

.tooltip:hover {
    background: var(--primary-dark);
    transform: scale(1.1);
}

.tooltip::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: calc(100% + 10px);
    left: 50%;
    transform: translateX(-50%);
    background: var(--text-dark);
    color: white;
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    font-size: 13px;
    font-weight: normal;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
    z-index: 1000;
    max-width: 250px;
    white-space: normal;
    text-align: center;
}

.tooltip:hover::after {
    opacity: 1;
}

/* ===== Total Investment Display ===== */
.total-investment-display,
.calculated-revenue-display {
    background: var(--bg-light);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 16px 20px;
    margin-top: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 18px;
}

.total-investment-display strong,
.calculated-revenue-display strong {
    color: var(--text-dark);
}

.total-investment-display span,
.calculated-revenue-display span {
    color: var(--primary-color);
    font-weight: 700;
    font-size: 22px;
}

/* ===== Calculation Method Toggle ===== */
.calculation-method-toggle {
    display: flex;
    gap: 15px;
    margin-bottom: 25px;
    padding: 5px;
    background: var(--bg-light);
    border-radius: var(--radius-md);
    width: fit-content;
}

.radio-option {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 500;
}

.radio-option:hover {
    background: white;
}

.radio-option input[type="radio"] {
    cursor: pointer;
    width: 18px;
    height: 18px;
    accent-color: var(--primary-color);
}

.radio-option input[type="radio"]:checked + span {
    color: var(--primary-color);
    font-weight: 600;
}

/* ===== Revenue Method Sections ===== */
.revenue-method-section {
    display: none;
    animation: fadeIn 0.3s ease;
}

.revenue-method-section.active {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===== Form Actions ===== */
.form-actions {
    display: flex;
    gap: 15px;
    justify-content: center;
    margin-top: 40px;
    padding-top: 30px;
    border-top: 2px solid var(--border-color);
}

.calculate-btn,
.reset-btn {
    padding: 16px 40px;
    font-size: 18px;
    font-weight: 600;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.calculate-btn {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    box-shadow: var(--shadow-md);
}

.calculate-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.calculate-btn:active {
    transform: translateY(0);
}

.reset-btn {
    background: white;
    color: var(--text-dark);
    border: 2px solid var(--border-color);
}

.reset-btn:hover {
    background: var(--bg-light);
    border-color: var(--text-light);
}

/* ===== Results Section ===== */
.results-section {
    background: var(--bg-light);
    padding: 40px 30px;
    animation: slideIn 0.5s ease;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.results-header {
    text-align: center;
    margin-bottom: 30px;
}

.results-header h3 {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-dark);
    margin: 0;
}

/* ===== Results Grid ===== */
.results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 40px;
}

.result-card {
    background: white;
    border-radius: var(--radius-md);
    padding: 25px 20px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
}

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

.result-card.main-result {
    grid-column: 1 / -1;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    padding: 35px 20px;
}

.result-label {
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 10px;
    opacity: 0.9;
}

.result-card.main-result .result-label {
    opacity: 1;
}

.result-value {
    font-size: 42px;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--primary-color);
}

.result-card.main-result .result-value {
    font-size: 56px;
    color: white;
}

.result-sublabel {
    font-size: 13px;
    color: var(--text-light);
    font-style: italic;
}

.result-performance {
    margin-top: 12px;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
    display: inline-block;
}

.result-performance.excellent {
    background: rgba(255, 255, 255, 0.25);
    color: white;
}

.result-performance.strong {
    background: rgba(255, 255, 255, 0.2);
    color: white;
}

.result-performance.average {
    background: rgba(255, 255, 255, 0.15);
    color: white;
}

.result-performance.poor {
    background: rgba(255, 255, 255, 0.1);
    color: white;
}

/* ===== Benchmark Section ===== */
.benchmark-section {
    background: white;
    border-radius: var(--radius-md);
    padding: 30px;
    margin-bottom: 30px;
    box-shadow: var(--shadow-sm);
}

.benchmark-section h4 {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-dark);
    margin: 0 0 25px 0;
    text-align: center;
}

.benchmark-bar {
    position: relative;
    height: 60px;
    background: linear-gradient(to right, 
        var(--danger-color) 0%, 
        var(--warning-color) 33%, 
        var(--success-color) 66%, 
        #2e7d32 100%);
    border-radius: var(--radius-md);
    margin-bottom: 20px;
    overflow: visible;
}

.benchmark-marker {
    position: absolute;
    top: -30px;
    transform: translateX(-50%);
}

.marker-label {
    display: block;
    font-size: 11px;
    font-weight: 600;
    color: var(--text-dark);
    text-align: center;
    white-space: nowrap;
}

.benchmark-position {
    position: absolute;
    top: 50%;
    transform: translate(-50%, -50%);
    width: 20px;
    height: 20px;
    background: white;
    border: 3px solid var(--text-dark);
    border-radius: 50%;
    box-shadow: 0 0 0 4px rgba(0,0,0,0.1);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% {
        box-shadow: 0 0 0 4px rgba(0,0,0,0.1);
    }
    50% {
        box-shadow: 0 0 0 8px rgba(0,0,0,0.05);
    }
}

.benchmark-note {
    font-size: 14px;
    color: var(--text-light);
    text-align: center;
    margin: 15px 0 0 0;
    font-style: italic;
}

/* ===== Recommendations Section ===== */
.recommendations-section {
    background: white;
    border-radius: var(--radius-md);
    padding: 30px;
    box-shadow: var(--shadow-sm);
}

.recommendations-section h4 {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-dark);
    margin: 0 0 20px 0;
}

.recommendations-section ul {
    margin: 0;
    padding-left: 20px;
}

.recommendations-section li {
    margin-bottom: 12px;
    color: var(--text-dark);
    line-height: 1.6;
}

.recommendations-section li:last-child {
    margin-bottom: 0;
}

/* ===== Responsive Design ===== */
@media (max-width: 768px) {
    .cm-roi-calculator {
        padding: 0 15px;
        margin: 20px auto;
    }
    
    .calculator-header {
        padding: 30px 20px;
    }
    
    .calculator-header h2 {
        font-size: 24px;
    }
    
    .calculator-subtitle {
        font-size: 14px;
    }
    
    .calculator-form {
        padding: 30px 20px;
    }
    
    .form-row {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .section-title {
        font-size: 20px;
    }
    
    .form-actions {
        flex-direction: column;
    }
    
    .calculate-btn,
    .reset-btn {
        width: 100%;
        padding: 14px 30px;
        font-size: 16px;
    }
    
    .results-section {
        padding: 30px 20px;
    }
    
    .results-grid {
        grid-template-columns: 1fr;
    }
    
    .result-value {
        font-size: 36px;
    }
    
    .result-card.main-result .result-value {
        font-size: 48px;
    }
    
    .calculation-method-toggle {
        flex-direction: column;
        width: 100%;
    }
    
    .radio-option {
        width: 100%;
        justify-content: center;
    }
    
    .benchmark-marker {
        font-size: 10px;
    }
}

@media (max-width: 480px) {
    .calculator-header h2 {
        font-size: 20px;
    }
    
    .result-card.main-result .result-value {
        font-size: 40px;
    }
    
    .total-investment-display,
    .calculated-revenue-display {
        flex-direction: column;
        gap: 8px;
        text-align: center;
    }
}

/* ===== Print Styles ===== */
@media print {
    .calculator-form,
    .form-actions {
        display: none;
    }
    
    .results-section {
        display: block !important;
    }
    
    .cm-roi-calculator {
        box-shadow: none;
    }
}