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

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #ffffff;
}

.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);
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    z-index: 1000;
    transition: all 0.3s ease;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo {
    width: 40px;
    height: 40px;
}

.logo-text {
    font-size: 24px;
    font-weight: 700;
    color: #2563eb;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 30px;
}

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

.nav-link:hover {
    color: #2563eb;
}

.demo-btn {
    background: #2563eb;
    color: white !important;
    padding: 10px 20px;
    border-radius: 6px;
    transition: background 0.3s ease;
}

.demo-btn:hover {
    background: #1d4ed8;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.bar {
    width: 25px;
    height: 3px;
    background: #333;
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    padding: 120px 0 80px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    position: relative;
    overflow: hidden;
}

.hero::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="rgba(255,255,255,0.1)" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 0.3;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 20px;
}

.highlight {
    color: #fbbf24;
}

.hero-subtitle {
    font-size: 1.2rem;
    margin-bottom: 30px;
    opacity: 0.9;
}

.hero-buttons {
    display: flex;
    gap: 20px;
}

.btn {
    padding: 15px 30px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    display: inline-block;
}

.btn-primary {
    background: #fbbf24;
    color: #1f2937;
}

.btn-primary:hover {
    background: #f59e0b;
    transform: translateY(-2px);
}

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

.btn-secondary:hover {
    background: white;
    color: #1f2937;
}

/* Mesh Animation */
.mesh-animation {
    position: relative;
    width: 400px;
    height: 400px;
    margin: 0 auto;
}

.node {
    position: absolute;
    width: 20px;
    height: 20px;
    background: #fbbf24;
    border-radius: 50%;
    animation: pulse 2s infinite;
}

.node-1 { top: 50px; left: 50px; animation-delay: 0s; }
.node-2 { top: 50px; right: 50px; animation-delay: 0.5s; }
.node-3 { bottom: 50px; left: 50px; animation-delay: 1s; }
.node-4 { bottom: 50px; right: 50px; animation-delay: 1.5s; }

.connection {
    position: absolute;
    height: 2px;
    background: linear-gradient(90deg, transparent, #fbbf24, transparent);
    animation: flow 3s infinite;
}

.connection-1 {
    top: 60px;
    left: 70px;
    width: 260px;
    animation-delay: 0s;
}

.connection-2 {
    top: 200px;
    left: 70px;
    width: 260px;
    animation-delay: 1s;
}

.connection-3 {
    top: 130px;
    left: 60px;
    width: 20px;
    height: 140px;
    background: linear-gradient(180deg, transparent, #fbbf24, transparent);
    animation-delay: 0.5s;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.2); opacity: 0.8; }
}

@keyframes flow {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 1; }
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 15px;
    color: #1f2937;
}

.section-header p {
    font-size: 1.1rem;
    color: #6b7280;
    max-width: 600px;
    margin: 0 auto;
}

/* Technology Section */
.technology {
    padding: 80px 0;
    background: #f9fafb;
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.tech-card {
    background: white;
    padding: 40px 30px;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.tech-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.tech-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.tech-icon i {
    font-size: 24px;
    color: white;
}

.tech-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: #1f2937;
}

.tech-card p {
    color: #6b7280;
    margin-bottom: 20px;
    line-height: 1.6;
}

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

.tech-features li {
    padding: 8px 0;
    color: #374151;
    position: relative;
    padding-left: 20px;
}

.tech-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #10b981;
    font-weight: bold;
}

/* Solutions Section */
.solutions {
    padding: 80px 0;
}

.tier-section {
    margin-bottom: 80px;
}

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

.tier-header {
    text-align: center;
    margin-bottom: 50px;
    position: relative;
}

.tier-badge {
    display: inline-block;
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    padding: 8px 20px;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 15px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.tier-header h3 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 15px;
    color: #1f2937;
}

.tier-header p {
    font-size: 1.1rem;
    color: #6b7280;
    max-width: 600px;
    margin: 0 auto;
}

.tier1-card {
    border-left: 4px solid #10b981;
}

.tier1-card .solution-icon {
    background: #10b981;
}

.tier2-card {
    border-left: 4px solid #2563eb;
}

.tier2-card .solution-icon {
    background: #2563eb;
}

.solutions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.solution-card {
    background: white;
    padding: 40px 30px;
    border-radius: 12px;
    border: 1px solid #e5e7eb;
    transition: all 0.3s ease;
}

.solution-card:hover {
    border-color: #2563eb;
    box-shadow: 0 10px 25px rgba(37, 99, 235, 0.1);
}

.solution-icon {
    width: 60px;
    height: 60px;
    background: #2563eb;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.solution-icon i {
    font-size: 24px;
    color: white;
}

.solution-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: #1f2937;
}

.solution-card p {
    color: #6b7280;
    margin-bottom: 20px;
    line-height: 1.6;
}

.solution-benefits {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.benefit {
    background: #f3f4f6;
    color: #374151;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 500;
}

/* Platforms Section */
.platforms {
    padding: 80px 0;
    background: #f9fafb;
}

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

.platform-card {
    background: white;
    padding: 40px 30px;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease;
}

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

.platform-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.platform-icon i {
    font-size: 32px;
    color: white;
}

.platform-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: #1f2937;
}

.platform-card p {
    color: #6b7280;
    line-height: 1.6;
}

/* About Section */
.about {
    padding: 80px 0;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-text h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: #1f2937;
}

.about-text p {
    color: #6b7280;
    margin-bottom: 20px;
    line-height: 1.6;
}

.about-stats {
    display: flex;
    gap: 40px;
    margin-top: 30px;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: #2563eb;
}

.stat-label {
    color: #6b7280;
    font-size: 0.875rem;
}

/* Demo Section */
.demo {
    padding: 80px 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.demo-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.demo-info h3 {
    font-size: 1.8rem;
    font-weight: 600;
    margin-bottom: 30px;
    color: white;
}

.demo-features {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.demo-feature {
    display: flex;
    align-items: flex-start;
    gap: 15px;
}

.demo-feature i {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    color: #fbbf24;
    flex-shrink: 0;
}

.demo-feature h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: white;
}

.demo-feature p {
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.6;
    margin: 0;
}

.demo-form {
    background: white;
    padding: 40px;
    border-radius: 12px;
    color: #1f2937;
}

.demo-form h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 25px;
    color: #1f2937;
}

/* Contact Section */
.contact {
    padding: 80px 0;
    background: #f9fafb;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.contact-info h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 30px;
    color: #1f2937;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
}

.contact-item i {
    width: 20px;
    color: #2563eb;
}

.contact-form {
    background: white;
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.form-group {
    margin-bottom: 20px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid #d1d5db;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #2563eb;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

/* Footer */
.footer {
    background: #1f2937;
    color: white;
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 20px;
}

.footer-section h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 20px;
}

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

.footer-section ul li {
    margin-bottom: 10px;
}

.footer-section ul li a {
    color: #d1d5db;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: white;
}

.footer-bottom {
    border-top: 1px solid #374151;
    padding-top: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-social {
    display: flex;
    gap: 15px;
}

.footer-social a {
    color: #d1d5db;
    font-size: 1.2rem;
    transition: color 0.3s ease;
}

.footer-social a:hover {
    color: white;
}

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

.tech-card,
.solution-card,
.platform-card {
    animation: fadeInUp 0.6s ease forwards;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: white;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: 20px 0;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-toggle {
        display: flex;
    }

    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-buttons {
        justify-content: center;
        flex-wrap: wrap;
    }

    .about-content,
    .contact-content,
    .demo-content {
        grid-template-columns: 1fr;
    }

    .about-stats {
        justify-content: center;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }

    .section-header h2 {
        font-size: 2rem;
    }

    .tech-grid,
    .solutions-grid,
    .platform-grid {
        grid-template-columns: 1fr;
    }
}