/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Vazirmatn', sans-serif;
    line-height: 1.6;
    color: #333;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

/* Header Styles */
.header {
    text-align: center;
    margin-bottom: 40px;
    background: rgba(255, 255, 255, 0.95);
    padding: 30px;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(10px);
}

.logo h1 {
    font-size: 2.5rem;
    font-weight: 700;
    color: #2c3e50;
    margin-bottom: 10px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.subtitle {
    font-size: 1.2rem;
    color: #7f8c8d;
    font-weight: 400;
}

/* Main Content */
.main-content {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

/* Input Section */
.input-section {
    background: rgba(255, 255, 255, 0.95);
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(10px);
}

.form-container h2 {
    font-size: 2rem;
    color: #2c3e50;
    margin-bottom: 10px;
    text-align: center;
}

.form-description {
    text-align: center;
    color: #7f8c8d;
    margin-bottom: 30px;
    font-size: 1.1rem;
}

.business-form {
    display: grid;
    gap: 25px;
}

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

.form-group label {
    font-weight: 600;
    color: #2c3e50;
    margin-bottom: 8px;
    font-size: 1.1rem;
}

.form-group input {
    padding: 15px;
    border: 2px solid #e1e8ed;
    border-radius: 10px;
    font-size: 1rem;
    font-family: 'Vazirmatn', sans-serif;
    transition: all 0.3s ease;
    background: #fff;
}

.form-group input:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
    transform: translateY(-2px);
}

.input-hint {
    font-size: 0.9rem;
    color: #7f8c8d;
    margin-top: 5px;
}

.calculate-btn {
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    border: none;
    padding: 18px 30px;
    border-radius: 12px;
    font-size: 1.2rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-top: 20px;
    font-family: 'Vazirmatn', sans-serif;
}

.calculate-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 30px rgba(102, 126, 234, 0.3);
}

/* Dashboard Section */
.dashboard-section {
    background: rgba(255, 255, 255, 0.95);
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(10px);
}

.dashboard-container h2 {
    font-size: 2rem;
    color: #2c3e50;
    margin-bottom: 30px;
    text-align: center;
}

.metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
}

.metric-card {
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
    padding: 30px;
    border-radius: 15px;
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid #e1e8ed;
}

.metric-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.metric-icon {
    font-size: 2.5rem;
    color: #667eea;
    margin-bottom: 15px;
}

.metric-content h3 {
    font-size: 2.5rem;
    font-weight: 700;
    color: #2c3e50;
    margin-bottom: 10px;
}

.metric-content p {
    color: #7f8c8d;
    font-size: 1.1rem;
    font-weight: 500;
}

/* Optimization Section */
.optimization-section {
    background: rgba(255, 255, 255, 0.95);
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(10px);
}

.optimization-container h2 {
    font-size: 2rem;
    color: #2c3e50;
    margin-bottom: 10px;
    text-align: center;
}

.optimization-description {
    text-align: center;
    color: #7f8c8d;
    margin-bottom: 30px;
    font-size: 1.1rem;
}

.sliders-container {
    display: grid;
    gap: 30px;
}

.slider-group {
    background: #f8f9fa;
    padding: 25px;
    border-radius: 15px;
    border: 1px solid #e1e8ed;
}

.slider-group label {
    font-weight: 600;
    color: #2c3e50;
    margin-bottom: 15px;
    display: block;
    font-size: 1.2rem;
}

.slider-wrapper {
    position: relative;
    margin-bottom: 15px;
}

.slider {
    width: 100%;
    height: 8px;
    border-radius: 5px;
    background: #e1e8ed;
    outline: none;
    -webkit-appearance: none;
    appearance: none;
    cursor: pointer;
}

.slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: linear-gradient(135deg, #667eea, #764ba2);
    cursor: pointer;
    box-shadow: 0 4px 8px rgba(102, 126, 234, 0.3);
    transition: all 0.3s ease;
}

.slider::-webkit-slider-thumb:hover {
    transform: scale(1.2);
    box-shadow: 0 6px 12px rgba(102, 126, 234, 0.4);
}

.slider::-moz-range-thumb {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: linear-gradient(135deg, #667eea, #764ba2);
    cursor: pointer;
    border: none;
    box-shadow: 0 4px 8px rgba(102, 126, 234, 0.3);
}

.slider-labels {
    display: flex;
    justify-content: space-between;
    margin-top: 10px;
    font-size: 0.9rem;
    color: #7f8c8d;
}

.slider-labels span:nth-child(2) {
    font-weight: 600;
    color: #667eea;
    font-size: 1.1rem;
}

.slider-description {
    color: #2c3e50;
    font-size: 1rem;
    margin-top: 10px;
}

/* Results Section */
.results-section {
    background: rgba(255, 255, 255, 0.95);
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(10px);
}

.results-container h2 {
    font-size: 2rem;
    color: #2c3e50;
    margin-bottom: 30px;
    text-align: center;
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
    margin-bottom: 30px;
}

.result-card {
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
    padding: 30px;
    border-radius: 15px;
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid #e1e8ed;
    position: relative;
    overflow: hidden;
}

.result-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(135deg, #667eea, #764ba2);
}

.result-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.result-icon {
    font-size: 2.5rem;
    color: #27ae60;
    margin-bottom: 15px;
}

.result-content h3 {
    font-size: 2.5rem;
    font-weight: 700;
    color: #2c3e50;
    margin-bottom: 10px;
}

.result-content p {
    color: #7f8c8d;
    font-size: 1.1rem;
    font-weight: 500;
    margin-bottom: 10px;
}

.growth-indicator {
    background: linear-gradient(135deg, #27ae60, #2ecc71);
    color: white;
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
    display: inline-block;
}

.gap-analysis {
    margin-top: 30px;
}

.gap-card {
    background: linear-gradient(135deg, #e74c3c, #c0392b);
    color: white;
    padding: 30px;
    border-radius: 15px;
    text-align: center;
    display: flex;
    align-items: center;
    gap: 20px;
    box-shadow: 0 15px 30px rgba(231, 76, 60, 0.3);
}

.gap-icon {
    font-size: 3rem;
    opacity: 0.8;
}

.gap-content h3 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 10px;
}

.gap-content p {
    font-size: 1.2rem;
    margin-bottom: 5px;
}

.gap-description {
    font-size: 1rem;
    opacity: 0.9;
}

/* CTA Section */
.cta-section {
    background: rgba(255, 255, 255, 0.95);
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(10px);
}

.cta-container {
    text-align: center;
}

.cta-content h2 {
    font-size: 2.5rem;
    color: #2c3e50;
    margin-bottom: 20px;
}

.cta-description {
    font-size: 1.3rem;
    color: #667eea;
    margin-bottom: 20px;
    font-weight: 600;
}

.cta-text {
    font-size: 1.1rem;
    color: #7f8c8d;
    line-height: 1.8;
    margin-bottom: 30px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.cta-highlight {
    background: linear-gradient(135deg, #f39c12, #e67e22);
    color: white;
    padding: 20px;
    border-radius: 15px;
    margin: 30px 0;
    font-size: 1.2rem;
    font-weight: 600;
    box-shadow: 0 10px 20px rgba(243, 156, 18, 0.3);
}

.cta-button {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    text-decoration: none;
    padding: 20px 40px;
    border-radius: 12px;
    font-size: 1.2rem;
    font-weight: 600;
    transition: all 0.3s ease;
    margin: 20px 0;
    font-family: 'Vazirmatn', sans-serif;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 30px rgba(102, 126, 234, 0.3);
    text-decoration: none;
    color: white;
}

.cta-note {
    color: #7f8c8d;
    font-size: 1rem;
    margin-top: 15px;
}

/* Footer */
.footer {
    text-align: center;
    margin-top: 40px;
    padding: 20px;
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.9rem;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

@keyframes pulse {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
    100% {
        transform: scale(1);
    }
}

.pulse {
    animation: pulse 2s infinite;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 10px;
    }
    
    .logo h1 {
        font-size: 2rem;
    }
    
    .subtitle {
        font-size: 1rem;
    }
    
    .input-section,
    .dashboard-section,
    .optimization-section,
    .results-section,
    .cta-section {
        padding: 20px;
    }
    
    .metrics-grid,
    .results-grid {
        grid-template-columns: 1fr;
    }
    
    .gap-card {
        flex-direction: column;
        text-align: center;
    }
    
    .cta-content h2 {
        font-size: 2rem;
    }
    
    .cta-button {
        padding: 15px 30px;
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .logo h1 {
        font-size: 1.5rem;
    }
    
    .form-group input {
        padding: 12px;
    }
    
    .calculate-btn {
        padding: 15px 25px;
        font-size: 1rem;
    }
    
    .metric-content h3,
    .result-content h3,
    .gap-content h3 {
        font-size: 2rem;
    }
}