/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #0a0a0a;
    overflow-x: hidden;
}

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

/* Header */
.header {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-icon {
    width: 32px;
    height: 32px;
    position: relative;
}

.shield-outer {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #00ff88 0%, #0066ff 100%);
    border-radius: 50% 50% 50% 50% / 60% 60% 40% 40%;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 20px rgba(0, 255, 136, 0.3), 0 0 40px rgba(0, 102, 255, 0.2);
    animation: pulse-glow 2s infinite alternate;
}

.shield-inner {
    width: 24px;
    height: 24px;
    background: rgba(10, 10, 10, 0.9);
    border-radius: 50% 50% 50% 50% / 60% 60% 40% 40%;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.lock-body {
    width: 8px;
    height: 6px;
    background: linear-gradient(135deg, #00ff88 0%, #0066ff 100%);
    border-radius: 1px;
    position: relative;
    z-index: 2;
}

.lock-shackle {
    width: 6px;
    height: 6px;
    border: 2px solid #00ff88;
    border-bottom: none;
    border-radius: 3px 3px 0 0;
    position: absolute;
    top: 6px;
    left: 50%;
    transform: translateX(-50%);
}

@keyframes pulse-glow {
    0% {
        box-shadow: 0 0 20px rgba(0, 255, 136, 0.3), 0 0 40px rgba(0, 102, 255, 0.2);
    }
    100% {
        box-shadow: 0 0 30px rgba(0, 255, 136, 0.5), 0 0 60px rgba(0, 102, 255, 0.3);
    }
}

.logo h1 {
    color: #00ff88;
    font-size: 24px;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
    align-items: center;
}

.nav-menu a {
    color: #fff;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-menu a:hover {
    color: #00ff88;
}

.cta-button {
    background: linear-gradient(135deg, #00ff88, #00cc6a);
    padding: 10px 20px;
    border-radius: 25px;
    color: #000 !important;
    font-weight: 600;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(0, 255, 136, 0.3);
    color: #000 !important;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #0a0a0a 0%, #1a1a2e 50%, #16213e 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 50% 50%, rgba(0, 255, 136, 0.1) 0%, transparent 70%);
    pointer-events: none;
}

.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: 1;
}

.hero-content {
    animation: fadeInUp 1s ease-out;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    color: #fff;
    line-height: 1.2;
    margin-bottom: 20px;
    background: linear-gradient(135deg, #fff 0%, #00ff88 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: #a0a0a0;
    margin-bottom: 40px;
    line-height: 1.6;
}

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

.btn-primary, .btn-secondary {
    padding: 15px 30px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 600;
    font-size: 16px;
    transition: all 0.3s ease;
    display: inline-block;
}

.btn-primary {
    background: linear-gradient(135deg, #00ff88, #00cc6a);
    color: #000;
    box-shadow: 0 8px 25px rgba(0, 255, 136, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 35px rgba(0, 255, 136, 0.4);
}

.btn-secondary {
    background: transparent;
    color: #fff;
    border: 2px solid #00ff88;
}

.btn-secondary:hover {
    background: #00ff88;
    color: #000;
    transform: translateY(-3px);
}

/* Network Graphic */
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    animation: fadeInRight 1s ease-out 0.3s both;
}

.network-graphic {
    position: relative;
    width: 400px;
    height: 400px;
}

.node {
    position: absolute;
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: linear-gradient(135deg, #00ff88, #00cc6a);
    box-shadow: 0 0 30px rgba(0, 255, 136, 0.5);
    animation: pulse 2s infinite ease-in-out;
}

.node-1 {
    top: 50px;
    left: 50%;
    transform: translateX(-50%);
    animation-delay: 0s;
}

.node-2 {
    bottom: 50px;
    left: 80px;
    animation-delay: 0.7s;
}

.node-3 {
    bottom: 50px;
    right: 80px;
    animation-delay: 1.4s;
}

.connection {
    position: absolute;
    height: 2px;
    background: linear-gradient(90deg, transparent, #00ff88, transparent);
    animation: flow 3s infinite linear;
}

.connection-1 {
    top: 120px;
    left: 50%;
    width: 150px;
    transform: translateX(-50%) rotate(-30deg);
}

.connection-2 {
    bottom: 120px;
    left: 50%;
    width: 150px;
    transform: translateX(-50%) rotate(30deg);
}

.connection-3 {
    bottom: 90px;
    left: 50%;
    width: 200px;
    transform: translateX(-50%);
}

/* Features Section */
.features {
    padding: 100px 0;
    background: #111;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    color: #fff;
    margin-bottom: 60px;
    font-weight: 700;
}

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

.feature-card {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    padding: 40px 30px;
    border-radius: 20px;
    text-align: center;
    border: 1px solid rgba(0, 255, 136, 0.2);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 255, 136, 0.2);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 20px;
    filter: grayscale(100%) brightness(0) invert(1);
}

.feature-card h4 {
    color: #fff;
    font-size: 1.5rem;
    margin-bottom: 15px;
    font-weight: 600;
}

.feature-card p {
    color: #a0a0a0;
    line-height: 1.6;
}

/* Technologies Section */
.technologies {
    padding: 80px 0;
    background: #0a0a0a;
}

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

.tech-item {
    text-align: center;
    padding: 30px 20px;
}

.tech-item h5 {
    color: #00ff88;
    font-size: 1.3rem;
    margin-bottom: 10px;
    font-weight: 600;
}

.tech-item p {
    color: #a0a0a0;
    font-size: 0.95rem;
}

/* Mission Section */
.mission {
    padding: 100px 0;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
}

.mission-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.mission h3 {
    color: #fff;
    font-size: 2.5rem;
    margin-bottom: 30px;
    font-weight: 700;
}

.mission p {
    color: #a0a0a0;
    font-size: 1.2rem;
    line-height: 1.8;
}

/* CTA Section */
.cta-section {
    padding: 100px 0;
    background: white;
}

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

.cta-content h3 {
    color: black;
    font-size: 2.5rem;
    margin-bottom: 20px;
    font-weight: 700;
}

.cta-content p {
    color: black;
    font-size: 1.2rem;
    margin-bottom: 40px;
}

/* Footer */
.footer {
    background: #0a0a0a;
    padding: 60px 0 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
}

.footer-brand h4 {
    color: #00ff88;
    font-size: 1.5rem;
    margin-bottom: 10px;
    font-weight: 700;
}

.footer-brand p {
    color: #a0a0a0;
}

.footer-links a {
    color: #fff;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: #00ff88;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    color: #666;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

@keyframes flow {
    0% {
        background-position: -200px 0;
    }
    100% {
        background-position: 200px 0;
    }
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }

    .hero-title {
        font-size: 3rem;
    }

    .network-graphic {
        width: 300px;
        height: 300px;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        gap: 20px;
    }

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

    .hero-subtitle {
        font-size: 1.1rem;
    }

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

    .section-title {
        font-size: 2rem;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .tech-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

@media (max-width: 480px) {
    .nav-container {
        padding: 0 15px;
    }

    .nav-menu {
        gap: 15px;
    }

    .nav-menu a {
        font-size: 14px;
    }

    .cta-button {
        padding: 8px 16px;
        font-size: 14px;
    }

    .hero-title {
        font-size: 2rem;
    }

    .btn-primary, .btn-secondary {
        padding: 12px 24px;
        font-size: 14px;
    }

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