/* 
=======================================
ROI Calculator Specific Styles - Mobile Optimized
=======================================
*/

/* Import core styles to ensure consistency */
@import url('styles.css');

/* Calculator Hero - Mobile Optimized */
.calculator-hero {
    background: var(--gradient);
    color: white;
    padding: 3rem 0;
    margin-top: 80px;
    margin-bottom: 3rem;
}

.calculator-hero .container {
    text-align: center;
}

.calculator-hero h1 {
    color: white;
    margin-bottom: 1rem;
    font-size: clamp(2rem, 5vw, 3rem);
    background: none;
    -webkit-text-fill-color: white;
}

.calculator-hero p {
    font-size: clamp(1rem, 2.5vw, 1.2rem);
    opacity: 0.95;
    max-width: 700px;
    margin: 0 auto;
    color: rgba(255, 255, 255, 0.95);
    line-height: 1.6;
}

.back-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: rgba(255, 255, 255, 0.95);
    text-decoration: none;
    margin-bottom: 2rem;
    font-weight: 600;
    transition: var(--transition);
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.back-link:hover {
    color: white;
    background: rgba(255, 255, 255, 0.1);
    text-decoration: none;
}

/* Calculator Section - Mobile Optimized */
.calculator-section {
    background: white;
    border-radius: var(--border-radius);
    padding: 3rem;
    box-shadow: var(--shadow-card);
    margin-bottom: 3rem;
    border: 1px solid var(--border-color);
}

.calculator-section h2 {
    text-align: center;
    margin-bottom: 1rem;
    font-size: clamp(1.75rem, 4vw, 2.5rem);
}

.calculator-section h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: var(--gradient);
    border-radius: 2px;
}

.calculator-section p {
    text-align: center;
    color: var(--text);
    margin-bottom: 2rem;
    font-size: clamp(1rem, 2vw, 1.1rem);
}

/* Form Grid - Mobile Optimized */
.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

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

.form-group label {
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--dark);
    font-size: clamp(0.95rem, 2vw, 1rem);
}

.form-group input,
.form-group select {
    padding: 1rem;
    border: 2px solid #e2e8f0;
    border-radius: 8px;
    font-size: 1rem;
    transition: var(--transition);
    background: white;
    color: var(--text);
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
}

.form-group select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23475569'%3E%3Cpath d='M7 10l5 5 5-5z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    background-size: 20px;
    padding-right: 3rem;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(10, 61, 122, 0.1);
}

.help-text {
    font-size: 0.875rem;
    color: var(--text-light);
    margin-top: 0.25rem;
}

.calculator-section .btn {
    width: 100%;
    max-width: 300px;
    margin: 2rem auto 0;
    display: flex;
    justify-content: center;
    padding: 1rem 2rem;
    font-size: clamp(1rem, 2vw, 1.1rem);
}

/* Results Section - Mobile Optimized */
.results-section {
    background: var(--gradient);
    color: white;
    border-radius: var(--border-radius);
    padding: 3rem;
    margin-bottom: 3rem;
    display: none;
}

.results-section h2 {
    color: white;
    text-align: center;
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    position: relative;
    padding-bottom: 1rem;
}

.results-section h2::after {
    background: white;
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    border-radius: 2px;
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.result-card {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    padding: 1.5rem;
    text-align: center;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.result-value {
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 800;
    margin-bottom: 0.5rem;
    color: white;
    word-break: break-word;
}

.result-label {
    font-size: clamp(0.8rem, 1.5vw, 0.9rem);
    opacity: 0.95;
    color: rgba(255, 255, 255, 0.95);
}

.confidence-indicator {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: clamp(0.8rem, 1.5vw, 0.875rem);
    font-weight: 600;
    margin-top: 1rem;
}

.confidence-high {
    background: var(--accent-success);
    color: white;
}

.confidence-medium {
    background: var(--accent-warning);
    color: white;
}

.confidence-conservative {
    background: #6b7280;
    color: white;
}

/* Savings Breakdown - Mobile Optimized */
.savings-breakdown {
    background: white;
    border-radius: var(--border-radius);
    padding: 3rem;
    box-shadow: var(--shadow-card);
    margin-bottom: 3rem;
    display: none;
    border: 1px solid var(--border-color);
}

.savings-breakdown h3 {
    color: var(--dark);
    font-size: clamp(1.5rem, 3vw, 2rem);
    margin-bottom: 1rem;
}

.savings-breakdown h4 {
    color: var(--dark);
    font-size: clamp(1.1rem, 2.5vw, 1.3rem);
    margin-bottom: 1rem;
}

.savings-breakdown p {
    color: var(--text);
    font-size: clamp(0.95rem, 2vw, 1.05rem);
}

.savings-breakdown ul {
    color: var(--text);
    padding-left: 1.5rem;
}

.savings-breakdown ul li {
    margin-bottom: 0.5rem;
    font-size: clamp(0.9rem, 1.8vw, 1rem);
}

.breakdown-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
    border-bottom: 1px solid #e2e8f0;
    color: var(--text);
    font-size: clamp(0.9rem, 1.8vw, 1rem);
    flex-wrap: wrap;
    gap: 0.5rem;
}

.breakdown-item span:last-child {
    font-weight: 600;
    text-align: right;
    min-width: 100px;
}

.breakdown-item:last-child {
    border-bottom: none;
    font-weight: 600;
    background: var(--light-alt);
    margin: 1rem -1rem -1rem;
    padding: 1rem;
    border-radius: 8px;
}

/* Methodology Section - Mobile Optimized */
.methodology-section {
    background: var(--light-alt);
    border-radius: var(--border-radius);
    padding: 3rem;
    margin-bottom: 3rem;
}

.methodology-section h2 {
    text-align: center;
    font-size: clamp(1.75rem, 4vw, 2.5rem);
}

.methodology-section p {
    color: var(--text);
    text-align: center;
    font-size: clamp(0.95rem, 2vw, 1.05rem);
}

.methodology-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.methodology-card {
    background: white;
    border-radius: 8px;
    padding: 2rem;
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
    border: 1px solid var(--border-color);
}

.methodology-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

.methodology-card h4 {
    color: var(--primary);
    margin-bottom: 1rem;
    font-size: clamp(1.1rem, 2.5vw, 1.3rem);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.methodology-card h4 i {
    font-size: 1.2rem;
}

.methodology-card p {
    color: var(--text);
    text-align: left;
    font-size: clamp(0.9rem, 1.8vw, 1rem);
    line-height: 1.6;
}

.methodology-card p strong {
    color: var(--dark);
}

.methodology-card a {
    color: var(--primary);
    text-decoration: underline;
}

.methodology-card a:hover {
    color: var(--secondary);
}

/* Sources Section - Mobile Optimized */
.sources-section {
    background: white;
    border-radius: var(--border-radius);
    padding: 3rem;
    box-shadow: var(--shadow-card);
    margin-bottom: 3rem;
    border: 1px solid var(--border-color);
}

.sources-section h2 {
    color: var(--dark);
    text-align: center;
    font-size: clamp(1.75rem, 4vw, 2.5rem);
}

.sources-section p {
    color: var(--text);
    text-align: center;
    font-size: clamp(0.95rem, 2vw, 1.05rem);
}

.sources-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.source-card {
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    padding: 1.5rem;
    transition: var(--transition);
    background: white;
}

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

.source-card h4 {
    color: var(--primary);
    margin-bottom: 0.5rem;
    font-size: clamp(1rem, 2vw, 1.2rem);
}

.source-card p {
    color: var(--text);
    text-align: left;
    font-size: clamp(0.9rem, 1.8vw, 1rem);
    margin-bottom: 1rem;
}

.source-link {
    color: var(--primary);
    text-decoration: none;
    font-size: clamp(0.85rem, 1.7vw, 0.9rem);
    font-weight: 500;
    transition: var(--transition);
    display: inline-block;
    margin-bottom: 0.5rem;
}

.source-link:hover {
    color: var(--secondary);
    text-decoration: underline;
}

/* Disclaimer - Mobile Optimized */
.disclaimer {
    background: #fef3c7;
    border: 1px solid #f59e0b;
    border-radius: 8px;
    padding: 1.5rem;
    margin-top: 2rem;
}

.disclaimer h4 {
    color: #92400e;
    margin-bottom: 0.5rem;
    font-size: clamp(1rem, 2vw, 1.1rem);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.disclaimer p {
    color: #92400e;
    margin: 0;
    font-size: clamp(0.8rem, 1.6vw, 0.875rem);
    line-height: 1.5;
}

/* Mobile-Specific Optimizations */
@media (max-width: 768px) {
    .calculator-hero {
        padding: 2rem 0;
        margin-bottom: 2rem;
    }
    
    .calculator-hero h1 {
        margin-bottom: 0.5rem;
    }
    
    .back-link {
        font-size: 0.9rem;
        padding: 0.4rem 0.8rem;
    }
    
    .calculator-section,
    .results-section,
    .methodology-section,
    .savings-breakdown,
    .sources-section {
        padding: 2rem 1.5rem;
    }
    
    .form-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .results-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }
    
    .result-card {
        padding: 1rem;
    }
    
    .methodology-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .methodology-card {
        padding: 1.5rem;
    }
    
    .sources-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .source-card {
        padding: 1.25rem;
    }
    
    .breakdown-item {
        font-size: 0.9rem;
    }
    
    .breakdown-item span:last-child {
        width: 100%;
        text-align: left;
        margin-top: 0.25rem;
    }
}

/* Desktop optimizations for larger screens */
@media (min-width: 1200px) {
    .results-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 2rem;
        max-width: 1000px;
        margin: 2rem auto;
    }
    
    .result-card {
        padding: 2rem;
    }
    
    .methodology-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .sources-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 576px) {
    .calculator-hero {
        padding: 1.5rem 0;
    }
    
    .calculator-section,
    .results-section,
    .methodology-section,
    .savings-breakdown,
    .sources-section {
        padding: 1.5rem 1rem;
        border-radius: var(--border-radius-sm);
    }
    
    .results-grid {
        grid-template-columns: 1fr;
    }
    
    .result-card {
        padding: 1.25rem;
    }
    
    .disclaimer {
        padding: 1rem;
    }
    
    /* Ensure buttons are full width on small screens */
    .calculator-section .btn,
    .results-section .btn {
        max-width: 100%;
    }
}

/* Landscape mobile optimization */
@media (max-width: 768px) and (orientation: landscape) {
    .calculator-hero {
        padding: 1.5rem 0;
        margin-top: 70px;
    }
    
    .results-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Print styles */
@media print {
    .calculator-hero {
        background: none;
        color: black;
    }
    
    .calculator-hero h1 {
        color: black;
    }
    
    .back-link,
    .action-fab {
        display: none;
    }
    
    .results-section {
        background: none;
        color: black;
        border: 1px solid #ddd;
    }
    
    .results-section h2,
    .result-value,
    .result-label {
        color: black;
    }
    
    .result-card {
        background: white;
        border: 1px solid #ddd;
    }
    
    .methodology-card,
    .source-card {
        page-break-inside: avoid;
    }
}