:root {
    --primary-blue: #2A6EA7;
    --secondary-blue: #57D4CA;
    --neon-blue: #00D4FF;
    --neon-red: #FF0055;
    --dark-bg: #05070a;
    --glass-bg: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-stroke: rgba(255, 255, 255, 0.08);
}

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

body {
    font-family: 'Inter', sans-serif;
    background: var(--dark-bg);
    color: #fff;
    overflow-x: hidden;
    position: relative;
    min-height: 100vh;
}

/* Animated Background */
.cosmic-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: linear-gradient(135deg, #0a0e1a 0%, #1a2332 50%, #0a0e1a 100%);
}

.particles {
    position: absolute;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.particle {
    position: absolute;
    width: 2px;
    height: 2px;
    background: var(--neon-blue);
    border-radius: 50%;
    animation: float 20s infinite linear;
    opacity: 0.5;
}

@keyframes float {
    from { transform: translateY(100vh) translateX(0); }
    to { transform: translateY(-100px) translateX(100px); }
}

/* Grid Lines */
.grid-lines {
    position: absolute;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(0, 212, 255, 0.1) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 212, 255, 0.1) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: grid-move 10s linear infinite;
}

@keyframes grid-move {
    0% { transform: translate(0, 0); }
    100% { transform: translate(50px, 50px); }
}

/* Navigation Bar */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 20px 50px;
    background: rgba(10, 14, 26, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
    z-index: 1000;
    transition: all 0.3s ease;
}

.navbar.scrolled {
    padding: 15px 50px;
    background: rgba(10, 14, 26, 0.95);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-section {
    display: flex;
    align-items: center;
    gap: 15px;
}

.logo-img {
    width: 45px;
    height: 45px;
    border-radius: 10px;
    border: 2px solid var(--neon-blue);
    box-shadow: 0 0 20px rgba(0, 212, 255, 0.5);
}

.logo-text {
    font-family: 'Orbitron', monospace;
    font-size: 1.4rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--neon-blue), var(--secondary-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

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

.hero-content {
    max-width: 1200px;
    text-align: center;
    z-index: 2;
}

.glitch-text {
    font-family: 'Orbitron', monospace;
    font-size: 4rem;
    font-weight: 900;
    margin-bottom: 20px;
    position: relative;
    text-transform: uppercase;
    letter-spacing: 3px;
    animation: glitch 2s infinite;
}

@keyframes glitch {
    0%, 100% { text-shadow: 0 0 10px var(--neon-blue), 0 0 20px var(--neon-blue); }
    25% { text-shadow: -2px 0 var(--neon-red), 2px 0 var(--neon-blue); }
    50% { text-shadow: 2px 0 var(--neon-red), -2px 0 var(--neon-blue); }
    75% { text-shadow: 0 0 10px var(--neon-red), 0 0 20px var(--neon-red); }
}

.hero-subtitle {
    font-size: 1.3rem;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 40px;
    font-weight: 300;
}

/* 3D Cube Animation */
.cube-container {
    width: 200px;
    height: 200px;
    margin: 60px auto;
    perspective: 1000px;
}

.cube {
    width: 100%;
    height: 100%;
    position: relative;
    transform-style: preserve-3d;
    animation: rotate-cube 10s infinite linear;
}

@keyframes rotate-cube {
    0% { transform: rotateX(0deg) rotateY(0deg); }
    100% { transform: rotateX(360deg) rotateY(360deg); }
}

.cube-face {
    position: absolute;
    width: 200px;
    height: 200px;
    border: 2px solid var(--neon-blue);
    background: rgba(0, 212, 255, 0.1);
    backdrop-filter: blur(10px);
}

.cube-face:nth-child(1) { transform: translateZ(100px); }
.cube-face:nth-child(2) { transform: rotateY(90deg) translateZ(100px); }
.cube-face:nth-child(3) { transform: rotateY(180deg) translateZ(100px); }
.cube-face:nth-child(4) { transform: rotateY(-90deg) translateZ(100px); }
.cube-face:nth-child(5) { transform: rotateX(90deg) translateZ(100px); }
.cube-face:nth-child(6) { transform: rotateX(-90deg) translateZ(100px); }

/* CTA Buttons */
.cta-container {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 40px;
}

.cta-button {
    padding: 15px 40px;
    font-size: 1.1rem;
    font-weight: 600;
    border: none;
    border-radius: 50px;
    cursor: pointer;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.cta-primary {
    background: linear-gradient(135deg, var(--neon-blue), var(--secondary-blue));
    color: white;
    box-shadow: 0 4px 30px rgba(0, 212, 255, 0.4);
}

.cta-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 40px rgba(0, 212, 255, 0.6);
}

.cta-secondary {
    background: transparent;
    color: white;
    border: 2px solid var(--neon-red);
    box-shadow: inset 0 0 20px rgba(255, 0, 85, 0.2);
}

.cta-secondary:hover {
    background: var(--neon-red);
    box-shadow: 0 4px 30px rgba(255, 0, 85, 0.6);
    transform: translateY(-3px);
}

/* Services Section */
.services {
    padding: 100px 20px;
    position: relative;
}

.section-title {
    font-family: 'Orbitron', monospace;
    font-size: 3rem;
    text-align: center;
    margin-bottom: 60px;
    background: linear-gradient(135deg, var(--neon-blue), var(--neon-red));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.services-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 40px 30px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(45deg, var(--neon-blue), var(--neon-red), var(--neon-blue));
    border-radius: 20px;
    opacity: 0;
    z-index: -1;
    transition: opacity 0.3s ease;
}

.service-card:hover::before {
    opacity: 1;
}

.service-card:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.08);
}

.service-icon {
    width: 60px;
    height: 60px;
    margin-bottom: 20px;
    background: linear-gradient(135deg, var(--neon-blue), var(--secondary-blue));
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
}

.service-title {
    font-size: 1.5rem;
    margin-bottom: 15px;
    font-weight: 600;
}

.service-description {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.6;
}

/* Floating Action Buttons */
.fab-container {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 999;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.fab {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    text-decoration: none;
    color: white;
    transition: all 0.3s ease;
    position: relative;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.fab-whatsapp {
    background: linear-gradient(135deg, #25D366, #128C7E);
    animation: pulse 2s infinite;
}

.fab-instagram {
    background: linear-gradient(135deg, #F58529, #DD2A7B, #8134AF);
}

@keyframes pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7); }
    50% { box-shadow: 0 0 0 20px rgba(37, 211, 102, 0); }
}

.fab:hover {
    transform: scale(1.1);
}

.fab-tooltip {
    position: absolute;
    right: 70px;
    background: rgba(0, 0, 0, 0.9);
    color: white;
    padding: 8px 15px;
    border-radius: 8px;
    white-space: nowrap;
    font-size: 0.9rem;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.fab:hover .fab-tooltip {
    opacity: 1;
}

/* Tech Stack Section */
.tech-stack {
    padding: 80px 20px;
    background: rgba(255, 255, 255, 0.02);
}

.tech-grid {
    max-width: 1000px;
    margin: 0 auto;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 40px;
}

.tech-item {
    text-align: center;
    transition: transform 0.3s ease;
}

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

.tech-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 15px;
    background: var(--glass-bg);
    border: 2px solid var(--neon-blue);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--neon-blue);
    box-shadow: 0 0 30px rgba(0, 212, 255, 0.3);
}

.tech-name {
    font-size: 1.1rem;
    font-weight: 500;
}

/* Footer */
footer {
    padding: 40px 20px;
    text-align: center;
    border-top: 1px solid var(--glass-border);
    background: rgba(10, 14, 26, 0.9);
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 20px;
}

.social-link {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-link:hover {
    background: var(--neon-blue);
    box-shadow: 0 0 20px rgba(0, 212, 255, 0.5);
    transform: translateY(-3px);
}

/* Loading Animation */
.loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--dark-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.5s ease;
}

.loader.hidden {
    opacity: 0;
    pointer-events: none;
}

.loader-cube {
    width: 50px;
    height: 50px;
    border: 3px solid var(--neon-blue);
    animation: loader-spin 1s infinite ease-in-out;
}

@keyframes loader-spin {
    0% { transform: rotate(0deg) scale(1); }
    50% { transform: rotate(180deg) scale(0.8); }
    100% { transform: rotate(360deg) scale(1); }
}

/* Responsive Design */
@media (max-width: 768px) {
    .navbar {
        padding: 15px 20px;
    }

    .glitch-text {
        font-size: 2.5rem;
    }

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

    .cube-container {
        width: 150px;
        height: 150px;
    }

    .cube-face {
        width: 150px;
        height: 150px;
    }

    .cube-face:nth-child(1) { transform: translateZ(75px); }
    .cube-face:nth-child(2) { transform: rotateY(90deg) translateZ(75px); }
    .cube-face:nth-child(3) { transform: rotateY(180deg) translateZ(75px); }
    .cube-face:nth-child(4) { transform: rotateY(-90deg) translateZ(75px); }
    .cube-face:nth-child(5) { transform: rotateX(90deg) translateZ(75px); }
    .cube-face:nth-child(6) { transform: rotateX(-90deg) translateZ(75px); }

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

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

    .fab-container {
        bottom: 20px;
        right: 20px;
    }
}

@media (max-width: 480px) {
    .glitch-text {
        font-size: 2rem;
        letter-spacing: 1px;
    }

    .hero-subtitle {
        font-size: 1rem;
        padding: 0 20px;
    }

    .cta-button {
        padding: 12px 30px;
        font-size: 1rem;
    }

    .services-grid {
        gap: 20px;
    }

    .service-card {
        padding: 30px 20px;
    }

    .fab {
        width: 50px;
        height: 50px;
        font-size: 1.3rem;
    }
}

/* Scroll Animations */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--dark-bg);
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, var(--neon-blue), var(--secondary-blue));
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--neon-blue);
}