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

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: #333;
    overflow-x: hidden;
}

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

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 1rem 0;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand h2 {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-size: 1.8rem;
    font-weight: 700;
}

.brand-tagline {
    font-size: 0.8rem;
    color: #666;
    font-weight: 500;
}

.nav-menu {
    display: flex;
    list-style: none;
    align-items: center;
    gap: 2rem;
}

.nav-link {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-link:hover {
    color: #667eea;
}

.cta-button {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white !important;
    padding: 0.5rem 1.5rem;
    border-radius: 25px;
    transition: transform 0.3s ease;
}

.cta-button:hover {
    transform: translateY(-2px);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    color: white;
}

/* Background Slideshow */
.hero-background-slideshow {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -2;
}

.hero-background-slideshow .slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transition: opacity 2s ease-in-out;
}

.hero-background-slideshow .slide.active {
    opacity: 1;
}

/* Dark overlay for better text readability */
.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        135deg,
        rgba(0, 0, 0, 0.7) 0%,
        rgba(0, 0, 0, 0.5) 50%,
        rgba(0, 0, 0, 0.7) 100%
    );
    z-index: -1;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="60" height="60" viewBox="0 0 60 60" xmlns="http://www.w3.org/2000/svg"><g fill="none" fill-rule="evenodd"><g fill="%23ffffff" fill-opacity="0.1"><circle cx="30" cy="30" r="4"/></g></svg>');
    opacity: 0.1;
}

.hero-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1.5rem;
}

.highlight {
    background: linear-gradient(135deg, #ffeaa7 0%, #fab1a0 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
    line-height: 1.6;
}

.hero-stats {
    display: flex;
    gap: 2rem;
    margin-bottom: 2rem;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: #ffeaa7;
}

.stat-label {
    font-size: 0.9rem;
    opacity: 0.8;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
}

.btn {
    padding: 1rem 2rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    display: inline-block;
    text-align: center;
}

.btn-primary {
    background: white;
    color: #667eea;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid white;
}

.btn-secondary:hover {
    background: white;
    color: #667eea;
}

.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

/* Large Video Preview */
.video-preview-large {
    position: relative;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.video-preview-large:hover {
    transform: scale(1.05);
}

.video-thumbnail {
    position: relative;
    width: 600px;
    height: 338px;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.video-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.play-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.3s ease;
}

.video-preview-large:hover .play-overlay {
    background: rgba(0, 0, 0, 0.6);
}

.play-overlay i {
    font-size: 6rem;
    color: white;
    opacity: 0.9;
    transition: transform 0.3s ease;
}

.video-preview-large:hover .play-overlay i {
    transform: scale(1.1);
}

.video-label {
    display: block;
    text-align: center;
    margin-top: 1rem;
    font-size: 1.2rem;
    font-weight: 600;
    color: white;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

/* Sections */
section {
    padding: 5rem 0;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.section-subtitle {
    font-size: 1.1rem;
    text-align: center;
    color: #666;
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}
/* Services Section */
.services {
    background: #f8f9ff;
}

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

.service-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border: 1px solid rgba(102, 126, 234, 0.1);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 50px rgba(102, 126, 234, 0.2);
}

.service-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.service-icon i {
    font-size: 1.5rem;
    color: white;
}

.service-card h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: #333;
}

.service-card p {
    color: #666;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.service-features {
    list-style: none;
}

.service-features li {
    padding: 0.3rem 0;
    color: #555;
    font-size: 0.9rem;
}

.service-features li::before {
    content: '✓';
    color: #667eea;
    font-weight: bold;
    margin-right: 0.5rem;
}

/* Portfolio Section */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.portfolio-item {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.portfolio-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15);
}

.portfolio-image {
    height: 200px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.portfolio-overlay {
    background: rgba(0, 0, 0, 0.3);
    color: white;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

.portfolio-overlay:hover {
    background: rgba(0, 0, 0, 0.5);
    transform: scale(1.1);
}

.portfolio-overlay i {
    font-size: 1.5rem;
}

.portfolio-info {
    padding: 1.5rem;
}

.portfolio-info h3 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.portfolio-info p {
    color: #666;
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

.portfolio-category {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 0.3rem 1rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
}

/* Pricing Section */
.pricing {
    background: #f8f9ff;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.pricing-card {
    background: white;
    padding: 2rem;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    position: relative;
    border: 2px solid transparent;
}

.pricing-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15);
}

.pricing-card.featured {
    border-color: #667eea;
    transform: scale(1.05);
}

.pricing-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 0.5rem 1.5rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

.pricing-header {
    text-align: center;
    margin-bottom: 2rem;
}

.pricing-header h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: #333;
}

.price {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.2rem;
}

.currency {
    font-size: 1.2rem;
    color: #667eea;
    font-weight: 600;
}

.amount {
    font-size: 3rem;
    font-weight: 700;
    color: #333;
}

.period {
    color: #666;
    font-size: 1rem;
}

.pricing-features {
    list-style: none;
    margin-bottom: 2rem;
}

.pricing-features li {
    padding: 0.8rem 0;
    display: flex;
    align-items: center;
    border-bottom: 1px solid #f0f0f0;
}

.pricing-features li:last-child {
    border-bottom: none;
}

.pricing-features i {
    color: #667eea;
    margin-right: 1rem;
    font-size: 0.9rem;
}

.btn-outline {
    background: transparent;
    color: #667eea;
    border: 2px solid #667eea;
}

.btn-outline:hover {
    background: #667eea;
    color: white;
}

/* Contact Section */
.contact {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.contact .section-title,
.contact .section-subtitle {
    color: white;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    max-width: 1000px;
    margin: 0 auto;
}

.contact-form {
    background: rgba(255, 255, 255, 0.1);
    padding: 2rem;
    border-radius: 20px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: white;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.5);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.1);
    color: white;
    font-family: inherit;
}

/* Fix dropdown options visibility */
.form-group select option {
    background: #333;
    color: white;
    padding: 10px;
    border: none;
}

.form-group select {
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6,9 12,15 18,9'%3e%3c/polyline%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    background-size: 1em;
    padding-right: 3rem;
}

.form-group select:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 2px rgba(102, 126, 234, 0.2);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: rgba(255, 255, 255, 0.7);
}

.form-group small {
    color: rgba(255, 255, 255, 0.8);
    text-shadow: 1px 1px 2px rgba(0,0,0,0.3);
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.contact-item i {
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.contact-item h4 {
    font-size: 1.1rem;
    margin-bottom: 0.2rem;
}

.contact-item p {
    opacity: 0.9;
    font-size: 0.9rem;
}

/* Footer */
.footer {
    background: #1a1a1a;
    color: white;
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 3rem;
    margin-bottom: 2rem;
}

.footer-brand h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.footer-brand p {
    opacity: 0.8;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.footer-column h4 {
    margin-bottom: 1rem;
    color: #667eea;
}

.footer-column ul {
    list-style: none;
}

.footer-column ul li {
    margin-bottom: 0.5rem;
}

.footer-column ul li a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-column ul li a:hover {
    color: #667eea;
}

.footer-bottom {
    border-top: 1px solid #333;
    padding-top: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: #333;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: #667eea;
    transform: translateY(-2px);
}

/* Hamburger Menu */
.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    padding: 0.5rem;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: #333;
    margin: 3px 0;
    transition: 0.3s;
    border-radius: 3px;
}

.hamburger.active span:nth-child(1) {
    transform: rotate(-45deg) translate(-5px, 6px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(45deg) translate(-5px, -6px);
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    /* Video preview responsive */
    .video-thumbnail {
        width: 100%;
        max-width: 400px;
        height: 225px;
    }
    
    .play-overlay i {
        font-size: 3.5rem;
    }
    
    .video-label {
        font-size: 1rem;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .footer-links {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .nav-menu {
        display: none;
        position: fixed;
        top: 70px;
        left: 0;
        width: 100%;
        height: calc(100vh - 70px);
        background: white;
        flex-direction: column;
        justify-content: start;
        align-items: center;
        padding-top: 2rem;
        z-index: 999;
        transform: translateX(-100%);
        transition: transform 0.3s ease;
    }
    
    .nav-menu.active {
        display: flex;
        transform: translateX(0);
    }
    
    .hamburger {
        display: flex;
    }
    
    /* New sections responsive styles */
    .calculator-container {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .comparison-grid {
        grid-template-columns: 1fr;
    }
    
    .chart-bars {
        gap: 1rem;
    }
    
    .chart-bar .bar-fill {
        max-width: 80px;
    }
    
    .chart-savings {
        font-size: 1.2rem;
        padding: 1rem;
    }
    
    .chart-savings span {
        font-size: 1.3rem;
        display: block;
        margin-left: 0;
        margin-top: 0.5rem;
    }
    
    .case-studies-grid {
        grid-template-columns: 1fr;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .advantages-grid {
        grid-template-columns: 1fr;
    }
    
    .company-mission {
        padding: 2rem;
    }
    
    .company-mission h3 {
        font-size: 1.5rem;
    }
    
    .mission-stats {
        grid-template-columns: repeat(2, 1fr);
    }
}
/* How It Works Section */
.how-it-works {
    padding: 5rem 0;
    background: #f8f9fa;
}

.process-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin: 3rem 0;
}

.step {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    text-align: center;
    position: relative;
    transition: transform 0.3s ease;
}

.step:hover {
    transform: translateY(-10px);
}

.step-number {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 auto 1.5rem;
}

.step-content h3 {
    margin-bottom: 1rem;
    color: #333;
}

.step-content p {
    color: #666;
    margin-bottom: 1rem;
}

.step-time {
    background: #e8f4f8;
    color: #0066cc;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 500;
    display: inline-block;
}

.comparison-chart {
    margin-top: 4rem;
    text-align: center;
}

.comparison-chart h3 {
    margin-bottom: 2rem;
    font-size: 1.8rem;
}

.comparison-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    max-width: 800px;
    margin: 0 auto;
}

.comparison-item {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.comparison-item.traditional {
    border-left: 4px solid #dc3545;
}

.comparison-item.ai {
    border-left: 4px solid #28a745;
    transform: scale(1.05);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
}

.comparison-stat {
    margin: 1rem 0;
}

.comparison-stat .stat-number {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    color: #333;
}

.comparison-stat .stat-label {
    color: #666;
    font-size: 0.9rem;
}

/* ROI Calculator Section */
.roi-calculator {
    padding: 5rem 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    color: #333;
    position: relative;
}

.roi-calculator::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="%23667eea" stroke-width="0.5" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 0.3;
}

.calculator-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: start;
    position: relative;
    z-index: 1;
}

.calculator-inputs,
.calculator-results {
    background: white;
    backdrop-filter: blur(10px);
    padding: 2.5rem;
    border-radius: 20px;
    border: 1px solid rgba(102, 126, 234, 0.2);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
}

.calculator-inputs h3,
.calculator-results h3 {
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
    color: #333;
    font-weight: 600;
}

.input-group {
    margin-bottom: 1.5rem;
}

.input-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: #333;
}

.input-group input,
.input-group select {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid #e9ecef;
    border-radius: 10px;
    background: #f8f9fa;
    color: #333;
    font-size: 1rem;
    transition: border-color 0.3s ease, background-color 0.3s ease;
}

.input-group input:focus,
.input-group select:focus {
    outline: none;
    border-color: #667eea;
    background: white;
}

.savings-breakdown {
    margin: 2rem 0;
}

.savings-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 1.5rem;
    border-radius: 15px;
    color: white;
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.3);
}

.savings-icon {
    font-size: 2.5rem;
    width: 70px;
    text-align: center;
    opacity: 0.9;
}

.savings-amount {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.savings-detail {
    font-size: 0.9rem;
    opacity: 0.9;
}

.roi-chart {
    margin: 2rem 0;
    background: #f8f9fa;
    padding: 2.5rem;
    border-radius: 20px;
    border: 2px solid #e9ecef;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.roi-chart h4 {
    color: #333;
    margin-bottom: 1.5rem;
    font-weight: 600;
    font-size: 1.3rem;
    text-align: center;
}

.chart-bars {
    display: flex;
    gap: 2rem;
    margin: 2rem 0;
    align-items: flex-end;
}

.chart-bar {
    flex: 1;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.bar-fill {
    width: 100%;
    max-width: 120px;
    min-height: 60px;
    border-radius: 8px;
    margin-bottom: 1rem;
    position: relative;
    transition: all 0.3s ease;
    display: flex;
    align-items: flex-end;
    justify-content: center;
}

.chart-bar.traditional .bar-fill {
    background: #dc3545;
    min-height: 120px;
}

.chart-bar.ai .bar-fill {
    background: #28a745;
    min-height: 60px;
}

.bar-label {
    display: block;
    font-size: 1rem;
    color: #333;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.bar-amount {
    display: block;
    font-size: 1.1rem;
    color: #333;
    font-weight: 700;
    margin-top: 0.5rem;
    padding: 0.5rem;
    background: white;
    border-radius: 5px;
    border: 2px solid #e9ecef;
}

.chart-savings {
    text-align: center;
    margin-top: 2rem;
    padding: 1.5rem;
    background: linear-gradient(135deg, #28a745 0%, #20c997 100%);
    color: white;
    border-radius: 15px;
    font-size: 1.4rem;
    font-weight: 700;
    box-shadow: 0 8px 25px rgba(40, 167, 69, 0.3);
}

.chart-savings span {
    display: inline-block;
    font-size: 1.6rem;
    margin-left: 0.5rem;
}

.cta-section {
    text-align: center;
    margin-top: 2.5rem;
    padding-top: 2rem;
    border-top: 2px solid #e9ecef;
}

.cta-section p {
    color: #666;
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
}

/* Case Studies Section */
.case-studies {
    padding: 5rem 0;
    background: #f8f9fa;
}

.case-studies-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.case-study-card {
    background: white;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.case-study-card:hover {
    transform: translateY(-10px);
}

.case-study-card.featured {
    border: 3px solid #667eea;
    transform: scale(1.05);
}

.case-study-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.client-info h3 {
    margin-bottom: 0.25rem;
}

.industry {
    font-size: 0.9rem;
    opacity: 0.9;
}

.case-study-metric {
    text-align: right;
}

.metric-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
}

.metric-label {
    font-size: 0.8rem;
    opacity: 0.9;
}

.case-study-content {
    padding: 2rem;
}

.case-study-content h4 {
    margin-bottom: 1rem;
    color: #333;
}

.case-study-results {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
    margin: 1.5rem 0;
}

.result-item {
    text-align: center;
    padding: 1rem;
    background: #f8f9fa;
    border-radius: 10px;
}

.result-item strong {
    display: block;
    font-size: 1.5rem;
    color: #667eea;
    margin-bottom: 0.25rem;
}

.result-item span {
    font-size: 0.9rem;
    color: #666;
}

.client-quote {
    margin-top: 1.5rem;
    padding: 1.5rem;
    background: #f8f9fa;
    border-radius: 10px;
    border-left: 4px solid #667eea;
}

.client-quote p {
    font-style: italic;
    margin-bottom: 0.5rem;
}

.client-quote cite {
    font-size: 0.9rem;
    color: #666;
    font-weight: 500;
}

/* Testimonials Section */
.testimonials {
    padding: 5rem 0;
    background: white;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 3rem 0;
}

.testimonial-card {
    background: #f8f9fa;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.testimonial-card:hover {
    transform: translateY(-5px);
}

.testimonial-rating {
    display: flex;
    gap: 0.25rem;
    margin-bottom: 1rem;
}

.testimonial-rating i {
    color: #ffc107;
    font-size: 1.2rem;
}

.testimonial-text {
    font-size: 1.1rem;
    line-height: 1.6;
    margin-bottom: 1.5rem;
    color: #333;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.author-avatar i {
    font-size: 3rem;
    color: #667eea;
}

.author-info h4 {
    margin-bottom: 0.25rem;
    color: #333;
}

.author-info span {
    font-size: 0.9rem;
    color: #666;
}

.testimonial-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
    padding: 2rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 20px;
    color: white;
    text-align: center;
}

.stat-item .stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.stat-item .stat-label {
    font-size: 1rem;
    opacity: 0.9;
}

/* Why Choose Us Section */
.why-choose-us {
    padding: 5rem 0;
    background: #f8f9fa;
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 3rem 0;
}

.advantage-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    text-align: center;
    transition: transform 0.3s ease;
}

.advantage-card:hover {
    transform: translateY(-10px);
}

.advantage-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    color: white;
    font-size: 2rem;
}

.advantage-card h3 {
    margin-bottom: 1rem;
    color: #333;
}

.advantage-card p {
    color: #666;
    margin-bottom: 1rem;
}

.advantage-stat {
    background: #e8f4f8;
    color: #0066cc;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
    display: inline-block;
}

.company-mission {
    text-align: center;
    margin-top: 4rem;
    padding: 3rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 20px;
    color: white;
}

.company-mission h3 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
}

.company-mission p {
    font-size: 1.1rem;
    line-height: 1.6;
    margin-bottom: 2rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.mission-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.mission-stat {
    text-align: center;
}

.mission-stat strong {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.mission-stat span {
    font-size: 0.9rem;
    opacity: 0.9;
}

.roi-calculator .section-title {
    color: #333;
    position: relative;
    z-index: 1;
}

.roi-calculator .section-subtitle {
    color: #666;
    position: relative;
    z-index: 1;
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    font-size: 1.5rem;
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.4);
    transition: all 0.3s ease;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transform: translateY(100px);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 35px rgba(102, 126, 234, 0.6);
    background: linear-gradient(135deg, #5a6fd8 0%, #6a42a0 100%);
}

.back-to-top:active {
    transform: translateY(-2px);
}

/* Mobile adjustments for back to top button */
@media (max-width: 768px) {
    .back-to-top {
        bottom: 20px;
        right: 20px;
        width: 50px;
        height: 50px;
        font-size: 1.2rem;
    }
}
/* Hero Slideshow Styles */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-background-slideshow {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -2;
}

.hero-background-slideshow .slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transition: opacity 2s ease-in-out;
}

.hero-background-slideshow .slide.active {
    opacity: 1;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.7) 0%, rgba(0, 0, 0, 0.5) 100%);
    z-index: -1;
}

.hero-content {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Enhanced Video Demo Styles */
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.video-preview-large {
    position: relative;
    width: 100%;
    max-width: 600px;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.video-preview-large:hover {
    transform: scale(1.05);
}

.video-thumbnail {
    position: relative;
    width: 100%;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.video-thumbnail img {
    width: 100%;
    height: auto;
    display: block;
}

.play-overlay {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: rgba(255, 255, 255, 0.9);
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.play-overlay i {
    font-size: 50px;
    color: #667eea;
    margin-left: 5px;
}

.video-preview-large:hover .play-overlay {
    background: rgba(255, 255, 255, 1);
    transform: translate(-50%, -50%) scale(1.1);
}

.video-label {
    display: block;
    text-align: center;
    color: white;
    font-size: 1.2rem;
    font-weight: 600;
    margin-top: 20px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

/* Update hero text colors for better visibility on dark background */
.hero-title {
    color: white;
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1.5rem;
}

.hero-title .highlight {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.3rem;
    margin-bottom: 2rem;
    line-height: 1.6;
}

.hero-stats {
    display: flex;
    gap: 2rem;
    margin-bottom: 2rem;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: white;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.stat-label {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.9rem;
}

/* Responsive adjustments */
@media (max-width: 968px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .video-preview-large {
        max-width: 500px;
        margin: 0 auto;
    }
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .video-preview-large {
        max-width: 100%;
    }
    
    .play-overlay {
        width: 60px;
        height: 60px;
    }
    
    .play-overlay i {
        font-size: 35px;
    }
}