:root {
    --neon-blue: #00d4ff;
    --neon-pink: #ff006e;
    --neon-purple: #8b00ff;
    --neon-green: #00ff88;
    --neon-yellow: #ffff00;
    --dark-bg: #0a0a0a;
    --darker-bg: #050505;
    --glow-size: 0 0 20px;
}

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

body {
    font-family: 'Exo 2', sans-serif;
    background: var(--dark-bg);
    color: #fff;
    overflow-x: hidden;
    cursor: none;
}

/* Custom Cursor */
.cursor {
    width: 20px;
    height: 20px;
    border: 2px solid var(--neon-blue);
    border-radius: 50%;
    position: fixed;
    pointer-events: none;
    z-index: 9999;
    transition: transform 0.1s ease, border-color 0.2s ease, box-shadow 0.2s ease;
    box-shadow: 0 0 10px var(--neon-blue), inset 0 0 10px var(--neon-blue);
}

.cursor-follower {
    width: 40px;
    height: 40px;
    background: rgba(0, 212, 255, 0.1);
    border-radius: 50%;
    position: fixed;
    pointer-events: none;
    z-index: 9998;
    transition: none;
}

/* Hide custom cursor on touch devices */
@media (hover: none) {
    .cursor,
    .cursor-follower {
        display: none;
    }
    
    body {
        cursor: auto;
    }
}

/* Animated Background */
.animated-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: var(--dark-bg);
}

/* Floating Particles */
.particles {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    pointer-events: none;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--neon-blue);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--neon-blue);
    animation: float 15s infinite;
}

.particle:nth-child(odd) {
    background: var(--neon-pink);
    box-shadow: 0 0 10px var(--neon-pink);
    animation-duration: 20s;
}

.particle:nth-child(3n) {
    background: var(--neon-purple);
    box-shadow: 0 0 10px var(--neon-purple);
    animation-duration: 25s;
}

@keyframes float {
    0% {
        transform: translateY(100vh) translateX(0) scale(0);
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    90% {
        opacity: 1;
    }
    100% {
        transform: translateY(-100vh) translateX(100px) scale(1.5);
        opacity: 0;
    }
}

/* Neon Language Switcher */
.language-switcher {
    position: fixed;
    top: 100px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 998;
    display: flex;
    gap: 15px;
    background: rgba(10, 10, 10, 0.8);
    padding: 10px;
    border-radius: 50px;
    border: 1px solid var(--neon-purple);
    box-shadow: 0 0 20px rgba(139, 0, 255, 0.5);
    backdrop-filter: blur(10px);
}

.language-switcher a {
    padding: 10px 20px;
    text-decoration: none;
    color: #fff;
    border-radius: 25px;
    transition: all 0.3s ease;
    font-weight: 600;
    text-transform: uppercase;
    font-size: 12px;
    letter-spacing: 2px;
    position: relative;
    overflow: hidden;
}

.language-switcher a::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, var(--neon-purple), transparent);
    transition: left 0.5s;
}

.language-switcher a:hover::before {
    left: 100%;
}

.language-switcher a:hover {
    color: var(--neon-purple);
    text-shadow: 0 0 10px var(--neon-purple);
    transform: scale(1.1);
}

.language-switcher a.active {
    background: var(--neon-purple);
    box-shadow: 0 0 20px var(--neon-purple), inset 0 0 20px rgba(139, 0, 255, 0.5);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { box-shadow: 0 0 20px var(--neon-purple), inset 0 0 20px rgba(139, 0, 255, 0.5); }
    50% { box-shadow: 0 0 40px var(--neon-purple), inset 0 0 20px rgba(139, 0, 255, 0.8); }
}

/* Neon Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(10, 10, 10, 0.9);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--neon-blue);
    box-shadow: 0 0 30px rgba(0, 212, 255, 0.5);
    z-index: 999;
    transform: translateY(0);
    transition: transform 0.3s ease;
}

.header.hidden {
    transform: translateY(-100%);
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 15px;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.logo:hover {
    transform: scale(1.1) rotate(5deg);
}

.logo-img {
    width: 50px;
    height: 50px;
    border-radius: 15px;
    box-shadow: 0 0 30px var(--neon-blue);
    animation: logoGlow 2s ease-in-out infinite alternate;
}

@keyframes logoGlow {
    from { box-shadow: 0 0 30px var(--neon-blue); }
    to { box-shadow: 0 0 50px var(--neon-blue), 0 0 70px var(--neon-blue); }
}

.logo-text {
    font-size: 32px;
    font-weight: 900;
    background: linear-gradient(45deg, var(--neon-blue), var(--neon-purple), var(--neon-pink));
    background-size: 200% 200%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: gradientMove 3s ease infinite;
    text-shadow: 0 0 30px rgba(0, 212, 255, 0.5);
}

@keyframes gradientMove {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 40px;
}

.nav-menu a {
    text-decoration: none;
    color: #fff;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-size: 14px;
    position: relative;
    transition: all 0.3s ease;
    padding: 10px 0;
}

.nav-menu a::before,
.nav-menu a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--neon-blue), var(--neon-purple));
    transition: width 0.3s ease;
}

.nav-menu a::before {
    top: 0;
    left: 0;
}

.nav-menu a::after {
    bottom: 0;
    right: 0;
}

.nav-menu a:hover::before,
.nav-menu a:hover::after {
    width: 100%;
}

.nav-menu a:hover {
    color: var(--neon-blue);
    text-shadow: 0 0 10px var(--neon-blue);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    background: radial-gradient(circle at center, rgba(139, 0, 255, 0.1) 0%, transparent 70%);
}

.hero-3d-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    transform-style: preserve-3d;
    animation: rotate3d 20s linear infinite;
}

@keyframes rotate3d {
    0% { transform: rotateX(0) rotateY(0); }
    100% { transform: rotateX(360deg) rotateY(360deg); }
}

.neon-grid {
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background-image: 
        linear-gradient(var(--neon-blue) 1px, transparent 1px),
        linear-gradient(90deg, var(--neon-blue) 1px, transparent 1px);
    background-size: 50px 50px;
    opacity: 0.1;
    transform: perspective(500px) rotateX(60deg);
    animation: gridMove 10s linear infinite;
}

@keyframes gridMove {
    0% { transform: perspective(500px) rotateX(60deg) translateY(0); }
    100% { transform: perspective(500px) rotateX(60deg) translateY(50px); }
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 1000px;
}

.glitch {
    position: relative;
    font-family: 'Orbitron', monospace;
    font-size: clamp(3rem, 10vw, 6rem);
    font-weight: 900;
    text-transform: uppercase;
    text-shadow: 
        0 0 10px var(--neon-blue),
        0 0 20px var(--neon-blue),
        0 0 40px var(--neon-blue),
        0 0 80px var(--neon-blue);
    animation: glitch 2s infinite;
}

.glitch::before,
.glitch::after {
    content: attr(data-text);
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.glitch::before {
    animation: glitch-1 0.5s infinite;
    color: var(--neon-pink);
    z-index: -1;
}

.glitch::after {
    animation: glitch-2 0.5s infinite;
    color: var(--neon-green);
    z-index: -2;
}

@keyframes glitch {
    0%, 100% { text-shadow: 0 0 10px var(--neon-blue), 0 0 20px var(--neon-blue), 0 0 40px var(--neon-blue); }
    20% { text-shadow: 0 0 10px var(--neon-pink), 0 0 20px var(--neon-pink), 0 0 40px var(--neon-pink); }
    40% { text-shadow: 0 0 10px var(--neon-purple), 0 0 20px var(--neon-purple), 0 0 40px var(--neon-purple); }
}

@keyframes glitch-1 {
    0%, 100% { clip: rect(0, 900px, 0, 0); transform: translate(0); }
    20% { clip: rect(20px, 900px, 40px, 0); transform: translate(-5px, 5px); }
    40% { clip: rect(40px, 900px, 60px, 0); transform: translate(5px, -5px); }
    60% { clip: rect(60px, 900px, 80px, 0); transform: translate(5px, 5px); }
    80% { clip: rect(80px, 900px, 100px, 0); transform: translate(-5px, -5px); }
}

@keyframes glitch-2 {
    0%, 100% { clip: rect(0, 900px, 0, 0); transform: translate(0); }
    20% { clip: rect(20px, 900px, 40px, 0); transform: translate(5px, -5px); }
    40% { clip: rect(40px, 900px, 60px, 0); transform: translate(-5px, 5px); }
    60% { clip: rect(60px, 900px, 80px, 0); transform: translate(-5px, -5px); }
    80% { clip: rect(80px, 900px, 100px, 0); transform: translate(5px, 5px); }
}

.hero-subtitle {
    font-size: clamp(1.2rem, 3vw, 1.8rem);
    margin: 30px 0;
    opacity: 0.8;
    letter-spacing: 3px;
    text-transform: uppercase;
    animation: fadeInUp 1s ease-out 0.5s both;
}

.hero-price {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 800;
    margin: 40px 0;
    background: linear-gradient(45deg, var(--neon-green), var(--neon-yellow));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: priceGlow 2s ease-in-out infinite;
}

@keyframes priceGlow {
    0%, 100% { filter: drop-shadow(0 0 10px var(--neon-green)); }
    50% { filter: drop-shadow(0 0 30px var(--neon-yellow)); }
}

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

/* Neon Buttons */
.btn-neon {
    display: block;
    width: 100%;
    max-width: 400px;
    margin: 0 auto;
    padding: 20px 50px;
    font-size: 18px;
    font-weight: 700;
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--neon-blue);
    background: transparent;
    border: 2px solid var(--neon-blue);
    border-radius: 15px;
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
    cursor: pointer;
    text-align: center;
}

.btn-neon::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--neon-blue);
    transition: left 0.3s ease;
    z-index: -1;
}

.btn-neon:hover::before {
    left: 0;
}

.btn-neon:hover {
    color: var(--dark-bg);
    box-shadow: 
        0 0 10px var(--neon-blue),
        0 0 20px var(--neon-blue),
        0 0 40px var(--neon-blue),
        inset 0 0 20px var(--neon-blue);
    transform: scale(1.05);
}

.btn-neon::after {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(45deg, var(--neon-blue), var(--neon-purple), var(--neon-pink), var(--neon-green));
    z-index: -2;
    filter: blur(10px);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.btn-neon:hover::after {
    opacity: 1;
}

/* Services Section */
.services {
    padding: 150px 0;
    position: relative;
    background: linear-gradient(180deg, transparent 0%, rgba(139, 0, 255, 0.05) 50%, transparent 100%);
}

.section-title {
    font-family: 'Orbitron', monospace;
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 900;
    text-align: center;
    margin-bottom: 30px;
    text-transform: uppercase;
    letter-spacing: 5px;
    position: relative;
    display: inline-block;
    width: 100%;
}

.neon-text {
    background: linear-gradient(45deg, var(--neon-blue), var(--neon-purple), var(--neon-pink));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: neonFlicker 2s infinite;
}

@keyframes neonFlicker {
    0%, 100% { opacity: 1; filter: drop-shadow(0 0 10px currentColor); }
    50% { opacity: 0.8; filter: drop-shadow(0 0 20px currentColor); }
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
    margin-top: 80px;
}

.service-card {
    background: rgba(10, 10, 10, 0.8);
    border: 1px solid var(--neon-purple);
    border-radius: 20px;
    padding: 50px 40px;
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
    cursor: pointer;
    transform-style: preserve-3d;
    transform: perspective(1000px) rotateY(0deg);
}

.service-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: conic-gradient(from 0deg, transparent, var(--neon-blue), transparent);
    animation: rotate 4s linear infinite;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.service-card:hover::before {
    opacity: 0.3;
}

@keyframes rotate {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

@keyframes portfolioRotate {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.service-card:hover {
    transform: perspective(1000px) rotateY(10deg) translateY(-10px);
    border-color: var(--neon-blue);
    box-shadow: 
        0 0 30px var(--neon-blue),
        inset 0 0 30px rgba(0, 212, 255, 0.1);
}

.service-icon {
    font-size: 80px;
    margin-bottom: 30px;
    display: inline-block;
    animation: iconFloat 3s ease-in-out infinite;
}

.service-card:nth-child(1) .service-icon { 
    color: var(--neon-blue); 
    filter: drop-shadow(0 0 20px var(--neon-blue));
}
.service-card:nth-child(2) .service-icon { 
    color: var(--neon-pink); 
    filter: drop-shadow(0 0 20px var(--neon-pink));
    animation-delay: 1s;
}
.service-card:nth-child(3) .service-icon { 
    color: var(--neon-purple); 
    filter: drop-shadow(0 0 20px var(--neon-purple));
    animation-delay: 2s;
}

@keyframes iconFloat {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(10deg); }
}

.service-card h3 {
    font-size: 28px;
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.service-card p {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.8;
    margin-bottom: 30px;
}

.service-price {
    font-size: 32px;
    font-weight: 800;
    background: linear-gradient(45deg, var(--neon-green), var(--neon-yellow));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 0 10px var(--neon-green));
}

/* Portfolio Section */
.portfolio {
    padding: 150px 0;
    position: relative;
    overflow: hidden;
}

.portfolio::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, var(--neon-purple) 0%, transparent 70%);
    opacity: 0.1;
    transform: translate(-50%, -50%);
    animation: porfolioPulse 4s ease-in-out infinite;
}

@keyframes porfolioPulse {
    0%, 100% { transform: translate(-50%, -50%) scale(1); }
    50% { transform: translate(-50%, -50%) scale(1.2); }
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(250px, 300px));
    
    margin-top: 80px;
    
    justify-content: center;
}

.portfolio-item {
    max-width: 300px;
    aspect-ratio: 16 / 10;
    width: 100%;
    margin: 0 auto;
    position: relative;
    overflow: hidden;
    border: 1px solid var(--neon-purple);
    border-radius: 20px;
    transition: all 0.4s ease;
    cursor: pointer;
    transform-style: preserve-3d;
    background: var(--card-bg);
}

.portfolio-item::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: conic-gradient(from 0deg, transparent, var(--neon-purple), var(--neon-blue), transparent);
    opacity: 0;
    transition: opacity 0.3s ease;
    animation: portfolioRotate 6s linear infinite;
    border-radius: 20px;
    z-index: 1;
}

.portfolio-item:hover::before {
    opacity: 0.4;
}

.portfolio-item:hover {
    transform: perspective(1000px) rotateY(12deg) rotateX(5deg) translateY(-15px);
    border-color: var(--neon-blue);
    box-shadow: 
        0 0 40px var(--neon-purple),
        0 25px 50px rgba(139, 0, 255, 0.5),
        inset 0 0 30px rgba(0, 212, 255, 0.1);
}

.portfolio-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: all 0.4s ease;
    position: relative;
    z-index: 2;
}

.portfolio-item:hover .portfolio-image {
    transform: scale(1.08) rotateZ(-2deg);
    filter: brightness(1.1) contrast(1.1);
}

.portfolio-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 30px;
    background: linear-gradient(to top, rgba(10, 10, 10, 0.95) 0%, transparent 100%);
    transform: translateY(100%);
    transition: all 0.4s ease;
    z-index: 3;
}

.portfolio-item:hover .portfolio-content {
    transform: translateY(0);
}

.portfolio-title {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 10px;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--neon-blue);
    text-shadow: 0 0 10px var(--neon-blue);
    transition: all 0.3s ease;
}

.portfolio-item:hover .portfolio-title {
    color: var(--neon-pink);
    text-shadow: 0 0 15px var(--neon-pink);
    transform: translateY(-5px);
}

.portfolio-description {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
    margin-bottom: 20px;
}

.portfolio-link {
    margin-top: 15px;
}

.project-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 20px;
    background: linear-gradient(135deg, var(--neon-blue), var(--neon-purple));
    color: white;
    text-decoration: none;
    border-radius: 25px;
    border: 1px solid var(--neon-purple);
    transition: all 0.3s ease;
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
    overflow: hidden;
}

.project-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.6s ease;
}

.project-link:hover::before {
    left: 100%;
}

.project-link:hover {
    transform: translateY(-2px);
    box-shadow: 
        0 0 30px var(--neon-blue),
        0 10px 20px rgba(139, 0, 255, 0.3);
}

.project-link svg {
    transition: transform 0.3s ease;
}

.project-link:hover svg {
    transform: translateX(3px);
}

/* Contact Section */
.contact {
    padding: 150px 0;
    position: relative;
    background: linear-gradient(180deg, transparent 0%, rgba(0, 212, 255, 0.05) 50%, transparent 100%);
}

.contact-form {
    max-width: 800px;
    margin: 80px auto 0;
    position: relative;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    margin-bottom: 30px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 20px;
    font-size: 16px;
    font-family: inherit;
    background: rgba(10, 10, 10, 0.8);
    border: 1px solid var(--neon-purple);
    border-radius: 15px;
    color: #fff;
    transition: all 0.3s ease;
    position: relative;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--neon-blue);
    box-shadow: 
        0 0 20px var(--neon-blue),
        inset 0 0 20px rgba(0, 212, 255, 0.1);
    transform: scale(1.02);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: rgba(255, 255, 255, 0.5);
    text-transform: uppercase;
    letter-spacing: 2px;
}

/* Footer */
.footer {
    padding: 50px 0;
    background: var(--darker-bg);
    text-align: center;
    border-top: 1px solid var(--neon-purple);
    position: relative;
    overflow: hidden;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--neon-blue), transparent);
    animation: footerLine 3s linear infinite;
}

@keyframes footerLine {
    0% { left: -100%; }
    100% { left: 100%; }
}

/* Chat Widget */
.chat-widget {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 1000;
}

.chat-button {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--neon-blue), var(--neon-purple));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 30px;
    cursor: pointer;
    box-shadow: 0 0 30px var(--neon-blue);
    transition: all 0.3s ease;
    animation: chatPulse 2s infinite;
}

@keyframes chatPulse {
    0%, 100% { transform: scale(1); box-shadow: 0 0 30px var(--neon-blue); }
    50% { transform: scale(1.1); box-shadow: 0 0 50px var(--neon-purple); }
}

.chat-button:hover {
    transform: scale(1.2) rotate(15deg);
}

.chat-window {
    position: absolute;
    bottom: 90px;
    right: 0;
    width: 400px;
    height: 600px;
    background: rgba(10, 10, 10, 0.95);
    border: 1px solid var(--neon-purple);
    border-radius: 20px;
    backdrop-filter: blur(20px);
    display: none;
    flex-direction: column;
    overflow: hidden;
    box-shadow: 0 0 50px var(--neon-purple);
}

.chat-window.active {
    display: flex;
    animation: chatOpen 0.3s ease;
}

@keyframes chatOpen {
    from {
        opacity: 0;
        transform: scale(0.8) translateY(20px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.chat-header {
    padding: 20px;
    background: linear-gradient(135deg, var(--neon-blue), var(--neon-purple));
    color: white;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-radius: 20px 20px 0 0;
}

.chat-close {
    background: none;
    border: none;
    color: white;
    font-size: 30px;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.chat-close:hover {
    transform: rotate(90deg);
}

.chat-messages {
    flex: 1;
    padding: 20px;
    overflow-y: auto;
    background: rgba(5, 5, 5, 0.5);
}

.chat-message {
    margin-bottom: 20px;
    padding: 15px 20px;
    border-radius: 20px;
    max-width: 80%;
    animation: messageIn 0.3s ease;
}

@keyframes messageIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.chat-message.user {
    background: linear-gradient(135deg, var(--neon-blue), var(--neon-purple));
    color: white;
    margin-left: auto;
    box-shadow: 0 0 20px var(--neon-blue);
}

.chat-message.bot {
    background: rgba(139, 0, 255, 0.2);
    color: white;
    border: 1px solid var(--neon-purple);
}

.chat-input {
    display: flex;
    padding: 15px;
    gap: 10px;
    background: rgba(10, 10, 10, 0.8);
    border-top: 1px solid var(--neon-purple);
}

.chat-input input {
    flex: 1;
    padding: 12px 15px;
    background: rgba(5, 5, 5, 0.8);
    border: 1px solid var(--neon-purple);
    border-radius: 25px;
    color: white;
    font-size: 14px;
    transition: all 0.3s ease;
}

.chat-input input:focus {
    outline: none;
    border-color: var(--neon-blue);
    box-shadow: 0 0 20px var(--neon-blue);
}

.chat-input button {
    padding: 12px 20px;
    background: linear-gradient(135deg, var(--neon-blue), var(--neon-purple));
    color: white;
    border: none;
    border-radius: 25px;
    cursor: pointer;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 14px;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.chat-input button:hover {
    transform: scale(1.05);
    box-shadow: 0 0 30px var(--neon-blue);
}

/* Mobile Menu */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    z-index: 1001;
}

.mobile-menu-toggle span {
    width: 30px;
    height: 3px;
    background: var(--neon-blue);
    transition: all 0.3s ease;
    box-shadow: 0 0 10px var(--neon-blue);
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(7px, 7px);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

/* Responsive */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 100%;
        height: 100vh;
        background: rgba(10, 10, 10, 0.98);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        transition: right 0.3s ease;
        border-left: 1px solid var(--neon-purple);
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .language-switcher {
        top: auto;
        bottom: 20px;
        left: 50%;
        transform: translateX(-50%);
        z-index: 997;
    }
    
    .hero {
        padding-top: 120px;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .services-grid,
    .portfolio-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .service-card {
        padding: 40px 30px;
    }
    
    .chat-window {
        width: 90vw;
        right: 5vw;
        bottom: 80px;
        height: 500px;
    }
    
    .chat-button {
        width: 60px;
        height: 60px;
        font-size: 24px;
    }
    
    .glitch {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
        margin: 20px 0;
    }
    
    .hero-price {
        font-size: 1.8rem;
        margin: 30px 0;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .portfolio-content {
        padding: 20px;
    }
    
    .portfolio-title {
        font-size: 20px;
    }
    
    /* Fix overlapping elements */
    .container {
        padding: 0 15px;
    }
    
    .nav-wrapper {
        padding: 15px 0;
    }
    
    .logo-text {
        font-size: 24px;
    }
    
    .logo-img {
        width: 40px;
        height: 40px;
    }
}

/* Tablet Responsive */
@media (max-width: 1024px) and (min-width: 769px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .portfolio-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .glitch {
        font-size: 4rem;
    }
}

/* Small Desktop */
@media (max-width: 1200px) {
    .container {
        max-width: 95%;
    }
}

/* Form Messages */
.form-message {
    text-align: center;
    margin-top: 30px;
    padding: 20px;
    border-radius: 10px;
    display: none;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    animation: messageIn 0.5s ease;
}

.form-message.success {
    background: rgba(0, 255, 136, 0.1);
    border: 1px solid var(--neon-green);
    color: var(--neon-green);
    box-shadow: 0 0 30px var(--neon-green);
}

.form-message.error {
    background: rgba(255, 0, 110, 0.1);
    border: 1px solid var(--neon-pink);
    color: var(--neon-pink);
    box-shadow: 0 0 30px var(--neon-pink);
}

/* Loading Animation */
@keyframes neonPulse {
    0%, 100% {
        box-shadow: 0 0 10px currentColor, 0 0 20px currentColor, 0 0 30px currentColor;
    }
    50% {
        box-shadow: 0 0 20px currentColor, 0 0 40px currentColor, 0 0 60px currentColor;
    }
}

.btn-neon:disabled {
    animation: neonPulse 1s infinite;
    cursor: wait;
}

/* Typing indicator */
.chat-message.typing::after {
    content: '';
    display: inline-block;
    animation: typing 1s infinite;
}

@keyframes typing {
    0%, 60%, 100% { content: '...'; }
    20% { content: '.'; }
    40% { content: '..'; }
}

/* Smooth Scrolling */
html {
    scroll-behavior: smooth;
}

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

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

::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, var(--neon-blue), var(--neon-purple));
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(180deg, var(--neon-purple), var(--neon-pink));
}

/* ===== THEME SWITCHER ===== */
.theme-switcher {
    position: fixed;
    top: 50%;
    right: 30px;
    transform: translateY(-50%);
    z-index: 1001;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.theme-button {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    border: 2px solid var(--neon-purple);
    background: var(--card-bg);
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: var(--neon-blue);
    box-shadow: 0 0 20px rgba(139, 0, 255, 0.3);
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
}

.theme-button::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: conic-gradient(from 0deg, transparent, var(--neon-purple), transparent);
    opacity: 0;
    animation: rotate 3s linear infinite;
    transition: opacity 0.3s ease;
}

.theme-button:hover::before {
    opacity: 0.3;
}

.theme-button:hover {
    transform: scale(1.1);
    box-shadow: 
        0 0 30px var(--neon-purple),
        0 0 60px var(--neon-blue);
    border-color: var(--neon-blue);
}

.theme-button.active {
    background: linear-gradient(135deg, var(--neon-blue), var(--neon-purple));
    border-color: var(--neon-pink);
    color: white;
    box-shadow: 
        0 0 40px var(--neon-purple),
        0 0 80px var(--neon-blue);
    animation: activeThemePulse 2s ease-in-out infinite;
}

@keyframes activeThemePulse {
    0%, 100% { 
        transform: scale(1);
        box-shadow: 
            0 0 40px var(--neon-purple),
            0 0 80px var(--neon-blue);
    }
    50% { 
        transform: scale(1.05);
        box-shadow: 
            0 0 60px var(--neon-purple),
            0 0 120px var(--neon-blue);
    }
}

/* Мобильная адаптация переключателя */
@media (max-width: 768px) {
    .theme-switcher {
        right: 15px;
        gap: 10px;
    }
    
    .theme-button {
        width: 50px;
        height: 50px;
        font-size: 20px;
    }
}
/* Additional responsive adjustments for portfolio grid */
@media (max-width: 1400px) and (min-width: 1025px) {
    .portfolio-grid {
        grid-template-columns: repeat(4, minmax(220px, 280px));
    }
}

@media (max-width: 992px) and (min-width: 769px) {
    .portfolio-grid {
        grid-template-columns: repeat(3, minmax(220px, 280px));
    }
}

@media (max-width: 576px) {
    .portfolio-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .portfolio-item {
        max-width: 100%;
    }
}

/* Portfolio Item Inner - 16:10 Aspect Ratio */
.portfolio-item-inner {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 10;
    overflow: hidden;
    border-radius: 20px;
}

.portfolio-item-inner img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: all 0.4s ease;
}

.portfolio-item:hover .portfolio-item-inner img {
    transform: scale(1.08) rotateZ(-2deg);
    filter: brightness(1.1) contrast(1.1);
}

/* Portfolio Overlay */
.portfolio-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 30px;
    background: linear-gradient(to top, rgba(10, 10, 10, 0.95) 0%, transparent 100%);
    transform: translateY(100%);
    transition: all 0.4s ease;
    z-index: 3;
}

.portfolio-item:hover .portfolio-overlay {
    transform: translateY(0);
}

.portfolio-overlay h3 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 10px;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--neon-blue);
    text-shadow: 0 0 10px var(--neon-blue);
}

.portfolio-overlay p {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
    margin-bottom: 20px;
}

/* Portfolio item anchor styling */
.portfolio-item > a {
    display: block;
    width: 100%;
    height: 100%;
    text-decoration: none;
    color: inherit;
}

.portfolio-item > a:hover {
    text-decoration: none;
}

/* Update button appearance when inside anchor */
.portfolio-item a .btn {
    pointer-events: none;
    display: inline-block;
}