* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --blue-primary: #2563eb;
    --blue-dark: #0f172a;
    --blue-darker: #020617;
    --blue-light: #3b82f6;
    --green-primary: #39ff14;
    --green-bright: #7fff00;
    --green-light: #adff2f;
    --orange-primary: #f97316;
    --orange-dark: #ea580c;
    --orange-light: #fb923c;
    --orange-bright: #ff8c42;
    --text-dark: #1f2937;
    --text-light: #9ca3af;
    --text-white: #ffffff;
    --bg-light: #1e293b;
    --white: #ffffff;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    color: var(--text-white);
    line-height: 1.6;
    overflow-x: hidden;
    background: var(--blue-darker);
    position: relative;
}

#neuralNetwork {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    background: var(--blue-darker);
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(2, 6, 23, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(57, 255, 20, 0.2);
    transition: all 0.3s ease;
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 15px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-link {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.header-logo {
    height: 40px;
    width: auto;
    filter: drop-shadow(0 0 10px rgba(57, 255, 20, 0.3));
    transition: transform 0.3s ease;
}

.logo-link:hover .header-logo {
    transform: scale(1.05);
}

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

.nav-link {
    color: var(--text-white);
    text-decoration: none;
    font-size: 1rem;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
    padding: 5px 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--green-primary);
    transition: width 0.3s ease;
    box-shadow: 0 0 10px rgba(57, 255, 20, 0.5);
}

.nav-link:hover {
    color: var(--green-primary);
}

.nav-link:hover::after {
    width: 100%;
}

.nav-link.active {
    color: var(--green-primary);
}

.nav-link.active::after {
    width: 100%;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    position: relative;
    z-index: 1;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    position: relative;
    padding: 120px 20px 80px;
    background: transparent;
}

.hero-content {
    max-width: 900px;
}

.logo-container {
    margin-bottom: 40px;
    opacity: 0;
    animation: fadeIn 1s ease 0.5s forwards;
}

.logo {
    max-width: 350px;
    width: 100%;
    height: auto;
    filter: drop-shadow(0 0 20px rgba(57, 255, 20, 0.3));
}

.hero-title {
    font-size: clamp(2.5rem, 8vw, 5rem);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 30px;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 15px;
}

.hero-title .word {
    display: inline-block;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s ease forwards;
}

.hero-title .word.orange-text {
    color: var(--text-white);
}

.hero-title .word.highlight {
    color: var(--text-white);
    position: relative;
    text-shadow: 0 0 20px rgba(255, 255, 255, 0.3);
}

.hero-title .word.highlight::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 8px;
    background: linear-gradient(90deg, var(--green-primary), var(--green-light));
    opacity: 0.6;
    animation: underlineExpand 1s ease 1.5s forwards;
    box-shadow: 0 0 10px rgba(57, 255, 20, 0.5);
}

.hero-title .word.highlight-orange {
    color: var(--text-white);
    text-shadow: 0 0 20px rgba(255, 255, 255, 0.3);
}

.hero-subtitle {
    font-size: clamp(1.2rem, 3vw, 1.8rem);
    color: var(--green-light);
    opacity: 0;
    animation: fadeIn 1s ease 1.5s forwards;
}

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    opacity: 0;
    animation: fadeIn 1s ease 2s forwards;
}

.mouse {
    width: 30px;
    height: 50px;
    border: 2px solid var(--green-primary);
    border-radius: 15px;
    position: relative;
}

.mouse::before {
    content: '';
    width: 6px;
    height: 6px;
    background: var(--green-primary);
    border-radius: 50%;
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    animation: scroll 2s infinite;
    box-shadow: 0 0 10px var(--green-primary);
}

/* Sections */
.section {
    padding: 100px 20px;
    opacity: 0;
    transform: translateY(50px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.section.visible {
    opacity: 1;
    transform: translateY(0);
}

.content-wrapper {
    max-width: 900px;
    margin: 0 auto;
}

.section-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 700;
    margin-bottom: 40px;
    text-align: center;
    color: var(--green-primary);
    text-shadow: 0 0 20px rgba(57, 255, 20, 0.3);
}

.section-text {
    font-size: clamp(1.1rem, 2vw, 1.3rem);
    color: var(--text-white);
    text-align: center;
    margin-bottom: 60px;
    line-height: 1.8;
}

.highlight-text {
    color: var(--green-primary);
    font-weight: 600;
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 60px;
}

.feature-card {
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(10px);
    padding: 40px 30px;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(57, 255, 20, 0.2);
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
    opacity: 0;
    transform: translateY(30px);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(57, 255, 20, 0.3);
    border-color: rgba(57, 255, 20, 0.5);
}

.feature-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.feature-icon svg {
    width: 100%;
    height: 100%;
    filter: drop-shadow(0 0 8px rgba(57, 255, 20, 0.4));
    transition: transform 0.3s ease, filter 0.3s ease;
}

.feature-card:hover .feature-icon svg {
    transform: scale(1.1);
    filter: drop-shadow(0 0 12px rgba(57, 255, 20, 0.6));
}

.feature-card h3 {
    font-size: 1.3rem;
    color: var(--green-primary);
    margin-bottom: 10px;
    font-weight: 600;
}

.feature-card p {
    color: var(--text-white);
    font-size: 0.95rem;
}

/* Services List */
.services {
    background: transparent;
}

.services-list {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.service-item {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    padding: 25px;
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(10px);
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(57, 255, 20, 0.2);
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
    opacity: 0;
    transform: translateX(-30px);
}

.service-item:hover {
    transform: translateX(10px);
    box-shadow: 0 10px 25px rgba(57, 255, 20, 0.3);
    border-color: rgba(57, 255, 20, 0.5);
}

.service-bullet {
    width: 12px;
    height: 12px;
    background: linear-gradient(135deg, var(--blue-primary), var(--green-primary));
    border-radius: 50%;
    margin-top: 8px;
    flex-shrink: 0;
    box-shadow: 0 0 10px rgba(57, 255, 20, 0.5);
}

.service-item p {
    font-size: 1.1rem;
    color: var(--text-white);
    line-height: 1.7;
}

/* Philosophy Section */
.philosophy-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    margin-bottom: 60px;
}

.philosophy-item {
    text-align: center;
    padding: 30px;
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(10px);
    border-radius: 15px;
    border: 2px solid rgba(57, 255, 20, 0.2);
    transition: all 0.3s ease;
    opacity: 0;
    transform: scale(0.9);
}

.philosophy-item:hover {
    border-color: var(--green-primary);
    transform: scale(1.05);
    box-shadow: 0 10px 30px rgba(57, 255, 20, 0.3);
}

.philosophy-item h3 {
    font-size: 1.3rem;
    color: var(--green-primary);
    margin-bottom: 15px;
    font-weight: 600;
}

.philosophy-item p {
    color: var(--text-white);
    font-size: 0.95rem;
}

.philosophy-quote {
    text-align: center;
    padding: 50px;
    background: linear-gradient(135deg, rgba(57, 255, 20, 0.2), rgba(173, 255, 47, 0.2));
    backdrop-filter: blur(10px);
    border: 2px solid rgba(57, 255, 20, 0.3);
    border-radius: 20px;
    color: var(--text-white);
    margin-top: 40px;
    box-shadow: 0 10px 40px rgba(57, 255, 20, 0.2);
}

.quote-text {
    font-size: clamp(1.5rem, 3vw, 2.5rem);
    font-weight: 700;
    margin-bottom: 15px;
}

.quote-subtext {
    font-size: 1.2rem;
    opacity: 0.9;
}

/* CTA Section */
.cta {
    background: transparent;
    text-align: center;
}

.cta-text {
    font-size: 1.3rem;
    color: var(--text-white);
    margin-bottom: 40px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.btn {
    padding: 18px 40px;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 50px;
    text-decoration: none;
    transition: all 0.3s ease;
    display: inline-block;
    border: 2px solid transparent;
}

.btn-primary {
    background: var(--blue-primary);
    color: var(--white);
    box-shadow: 0 10px 30px rgba(37, 99, 235, 0.3);
}

.btn-primary:hover {
    background: var(--blue-light);
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(37, 99, 235, 0.4);
}

/* Footer */
.footer {
    text-align: center;
    padding: 40px 20px;
    color: var(--text-white);
    border-top: 1px solid rgba(57, 255, 20, 0.2);
}

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

@keyframes fadeIn {
    to {
        opacity: 1;
    }
}

@keyframes underlineExpand {
    to {
        width: 100%;
        opacity: 0.5;
    }
}

@keyframes scroll {
    0%, 100% {
        transform: translateX(-50%) translateY(0);
        opacity: 1;
    }
    50% {
        transform: translateX(-50%) translateY(15px);
        opacity: 0.5;
    }
}

/* Responsive */
@media (max-width: 768px) {
    .header-container {
        padding: 12px 15px;
    }
    
    .header-logo {
        height: 30px;
    }
    
    .nav-menu {
        gap: 15px;
    }
    
    .nav-link {
        font-size: 0.9rem;
    }
    
    .hero-title {
        flex-direction: column;
        gap: 10px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .philosophy-grid {
        grid-template-columns: 1fr;
    }
    
    .service-item {
        flex-direction: column;
        gap: 15px;
    }
}

@media (max-width: 480px) {
    .nav-menu {
        gap: 10px;
    }
    
    .nav-link {
        font-size: 0.8rem;
    }
    
    .header-logo {
        height: 25px;
    }
}