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

:root {
    --primary-color: #3b82f6;
    --secondary-color: #8b5cf6;
    --accent-color: #06b6d4;
    --dark-bg: #0f172a;
    --darker-bg: #020617;
    --card-bg: #1e293b;
    --text-primary: #f8fafc;
    --text-secondary: #cbd5e1;
    --text-muted: #94a3b8;
    --gradient-1: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);
    --gradient-2: linear-gradient(135deg, #06b6d4 0%, #3b82f6 100%);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background-color: var(--darker-bg);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    z-index: 1000;
    padding: 16px 0;
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
}

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

.nav-menu {
    display: flex;
    list-style: none;
    gap: 32px;
}

.nav-menu a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
}

.nav-menu a:hover {
    color: var(--primary-color);
}

.cta-button, .primary-btn, .secondary-btn, .submit-btn {
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    border: none;
    font-size: 14px;
}

.cta-button, .primary-btn, .submit-btn {
    background: var(--gradient-1);
    color: white;
}

.cta-button:hover, .primary-btn:hover, .submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 24px rgba(59, 130, 246, 0.3);
}

.secondary-btn {
    background: transparent;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
}

.secondary-btn:hover {
    background: var(--primary-color);
    color: white;
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 4px;
    cursor: pointer;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 20% 50%, rgba(59, 130, 246, 0.15) 0%, transparent 50%),
                radial-gradient(circle at 80% 50%, rgba(139, 92, 246, 0.15) 0%, transparent 50%);
}

.quantum-particles {
    position: absolute;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(2px 2px at 20% 30%, rgba(59, 130, 246, 0.4), transparent),
        radial-gradient(2px 2px at 60% 70%, rgba(139, 92, 246, 0.4), transparent),
        radial-gradient(1px 1px at 50% 50%, rgba(6, 182, 212, 0.4), transparent),
        radial-gradient(1px 1px at 80% 10%, rgba(59, 130, 246, 0.4), transparent),
        radial-gradient(2px 2px at 90% 60%, rgba(139, 92, 246, 0.4), transparent);
    background-size: 200% 200%;
    animation: particle-float 20s ease-in-out infinite;
}

@keyframes particle-float {
    0%, 100% { background-position: 0% 0%; }
    50% { background-position: 100% 100%; }
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.badge {
    display: inline-block;
    padding: 8px 20px;
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.3);
    border-radius: 50px;
    color: var(--primary-color);
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 24px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.hero-title {
    font-size: 64px;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 24px;
    letter-spacing: -1px;
}

.gradient-text {
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 20px;
    color: var(--text-secondary);
    margin-bottom: 40px;
    line-height: 1.8;
}

.hero-cta {
    display: flex;
    gap: 16px;
    justify-content: center;
    margin-bottom: 60px;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 60px;
    margin-top: 60px;
}

.stat {
    text-align: center;
}

.stat-number {
    font-size: 32px;
    font-weight: 700;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 8px;
}

.stat-label {
    font-size: 14px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Section Styles */
section {
    padding: 100px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-tag {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.3);
    border-radius: 50px;
    color: var(--primary-color);
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 16px;
}

.section-title {
    font-size: 48px;
    font-weight: 800;
    margin-bottom: 16px;
    letter-spacing: -0.5px;
}

.section-subtitle {
    font-size: 18px;
    color: var(--text-secondary);
}

/* Problem Section */
.problem-section {
    background: var(--dark-bg);
}

.problem-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.problem-card {
    background: var(--card-bg);
    padding: 32px;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: all 0.3s;
}

.problem-card:hover {
    transform: translateY(-8px);
    border-color: rgba(59, 130, 246, 0.3);
    box-shadow: 0 12px 40px rgba(59, 130, 246, 0.15);
}

.problem-card.highlight {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1) 0%, rgba(139, 92, 246, 0.1) 100%);
    border-color: rgba(59, 130, 246, 0.3);
}

.problem-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.problem-card h3 {
    font-size: 22px;
    margin-bottom: 12px;
    font-weight: 700;
}

.problem-card p {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* Solution Section */
.solution-section {
    background: var(--darker-bg);
}

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

.solution-features {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.feature-card {
    background: var(--card-bg);
    padding: 32px;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: all 0.3s;
    cursor: pointer;
}

.feature-card:hover, .feature-card.active {
    border-color: rgba(59, 130, 246, 0.5);
    background: rgba(59, 130, 246, 0.05);
}

.feature-icon {
    font-size: 40px;
    margin-bottom: 16px;
}

.feature-content h3 {
    font-size: 24px;
    margin-bottom: 12px;
    font-weight: 700;
}

.feature-content p {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 16px;
}

.feature-list {
    list-style: none;
    margin-top: 16px;
}

.feature-list li {
    color: var(--text-secondary);
    padding: 8px 0;
    padding-left: 24px;
    position: relative;
}

.feature-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
}

.solution-visual {
    position: sticky;
    top: 120px;
}

.visual-container {
    background: var(--card-bg);
    padding: 60px;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.network-visualization {
    position: relative;
    width: 300px;
    height: 300px;
}

.hub-node {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    padding: 18px 24px;
    border-radius: 16px;
    background: radial-gradient(circle at 0 0, rgba(6, 182, 212, 0.35), transparent 70%),
                var(--card-bg);
    border: 1px solid rgba(59, 130, 246, 0.6);
    box-shadow: 0 0 40px rgba(59, 130, 246, 0.6);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
}

.hub-icon {
    font-size: 26px;
}

.hub-label {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-secondary);
}

.device-node {
    position: absolute;
    padding: 10px 16px;
    border-radius: 999px;
    background: rgba(15, 23, 42, 0.9);
    border: 1px solid rgba(148, 163, 184, 0.7);
    display: inline-flex;
    align-items: center;
    gap: 8px;
    box-shadow: 0 0 25px rgba(15, 23, 42, 0.8);
    animation: pulse 2.4s ease-in-out infinite;
}

.device-icon {
    font-size: 20px;
}

.device-label {
    font-size: 11px;
    color: var(--text-secondary);
    white-space: nowrap;
}

.node-laptop { top: 6%; left: 50%; transform: translateX(-50%); animation-delay: 0.1s; }
.node-server { top: 50%; right: 0; transform: translateY(-50%); animation-delay: 0.4s; }
.node-iot { bottom: 6%; left: 50%; transform: translateX(-50%); animation-delay: 0.7s; }
.node-cloud { top: 50%; left: 0; transform: translateY(-50%); animation-delay: 1s; }

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.1); opacity: 0.8; }
}

.connection {
    position: absolute;
    height: 2px;
    background: linear-gradient(90deg, rgba(59, 130, 246, 0.6), rgba(139, 92, 246, 0.7));
    transform-origin: left center;
    opacity: 0.8;
}

.c-1 { top: 50%; left: 50%; width: 120px; transform: rotate(-90deg); }
.c-2 { top: 50%; left: 50%; width: 150px; transform: rotate(0deg); }
.c-3 { top: 50%; left: 50%; width: 120px; transform: rotate(90deg); }
.c-4 { top: 50%; left: 50%; width: 150px; transform: rotate(180deg); }

/* Impact Section */
.impact-section {
    background: var(--dark-bg);
}

.impact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 32px;
}

.impact-card {
    background: var(--card-bg);
    padding: 40px 32px;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    text-align: center;
    transition: all 0.3s;
}

.impact-card:hover {
    transform: translateY(-8px);
    border-color: rgba(59, 130, 246, 0.3);
}

.impact-visual {
    height: 120px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
}

.circle-graph {
    position: relative;
    width: 100px;
    height: 100px;
}

.circle-graph svg {
    width: 100%;
    height: 100%;
}

.graph-center {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 24px;
    font-weight: 700;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.bar-graph {
    display: flex;
    align-items: flex-end;
    gap: 8px;
    height: 80px;
    justify-content: center;
}

.bar {
    width: 20px;
    background: var(--gradient-1);
    border-radius: 4px 4px 0 0;
    animation: grow 1s ease-out;
}

@keyframes grow {
    from { height: 0; }
}

.shield-visual {
    position: relative;
    width: 80px;
    height: 80px;
    margin: 0 auto;
}

.shield-layer {
    position: absolute;
    width: 100%;
    height: 100%;
    border: 2px solid;
    border-radius: 50%;
    animation: shield-pulse 2s ease-in-out infinite;
}

.layer-1 { border-color: rgba(59, 130, 246, 0.8); animation-delay: 0s; }
.layer-2 { border-color: rgba(59, 130, 246, 0.5); animation-delay: 0.3s; }
.layer-3 { border-color: rgba(59, 130, 246, 0.3); animation-delay: 0.6s; }

@keyframes shield-pulse {
    0%, 100% { transform: scale(0.9); opacity: 1; }
    50% { transform: scale(1.1); opacity: 0.5; }
}

.network-visual {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

.net-node {
    width: 40px;
    height: 40px;
    background: var(--gradient-1);
    border-radius: 8px;
    animation: pulse 2s ease-in-out infinite;
}

.net-node:nth-child(1) { animation-delay: 0s; }
.net-node:nth-child(2) { animation-delay: 0.2s; }
.net-node:nth-child(3) { animation-delay: 0.4s; }
.net-node:nth-child(4) { animation-delay: 0.6s; }

.impact-card h3 {
    font-size: 22px;
    margin-bottom: 12px;
    font-weight: 700;
}

.impact-card p {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* Use Cases Section */
.use-cases-section {
    background: var(--darker-bg);
}

.use-cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 24px;
}

.use-case {
    background: var(--card-bg);
    padding: 40px 32px;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    text-align: center;
    transition: all 0.3s;
}

.use-case:hover {
    border-color: rgba(59, 130, 246, 0.5);
    transform: translateY(-8px);
}

.use-case-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.use-case h3 {
    font-size: 20px;
    margin-bottom: 12px;
    font-weight: 700;
}

.use-case p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* CTA Section */
.cta-section {
    background: var(--dark-bg);
    background-image: 
        radial-gradient(circle at 20% 50%, rgba(59, 130, 246, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 50%, rgba(139, 92, 246, 0.1) 0%, transparent 50%);
}

.cta-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.cta-content h2 {
    font-size: 42px;
    font-weight: 800;
    margin-bottom: 16px;
}

.cta-content > p {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 40px;
}

.cta-form {
    display: flex;
    gap: 12px;
    margin-bottom: 16px;
}

.cta-form input {
    flex: 1;
    padding: 16px 24px;
    background: var(--card-bg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 16px;
}

.cta-form input:focus {
    outline: none;
    border-color: var(--primary-color);
}

.cta-note {
    font-size: 14px;
    color: var(--text-muted);
}

/* Footer */
.footer {
    background: var(--darker-bg);
    padding: 60px 0 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 12px;
}

.footer-tagline {
    color: var(--text-secondary);
    font-size: 14px;
}

.footer-section h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 16px;
}

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

.footer-section ul li {
    margin-bottom: 12px;
}

.footer-section a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s;
}

.footer-section a:hover {
    color: var(--primary-color);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-bottom p {
    color: var(--text-muted);
    font-size: 14px;
}

.footer-links {
    display: flex;
    gap: 24px;
}

.footer-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s;
}

.footer-links a:hover {
    color: var(--primary-color);
}

/* Responsive Design */
@media (max-width: 968px) {
    .solution-content {
        grid-template-columns: 1fr;
    }
    
    .solution-visual {
        position: relative;
        top: 0;
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hero-title {
        font-size: 42px;
    }
    
    .section-title {
        font-size: 36px;
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 30px;
    }
    
    .cta-form {
        flex-direction: column;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 32px;
    }
    
    .section-title {
        font-size: 28px;
    }
    
    .problem-grid, .impact-grid, .use-cases-grid {
        grid-template-columns: 1fr;
    }
}