:root {
    --primary-color: #00ff88;
    --primary-glow: rgba(0, 255, 136, 0.7);
    --secondary-color: #00a8ff;
    --accent-color: #ff2d75;
    --dark-bg: #0a0a0f;
    --darker-bg: #05050a;
    --card-bg: rgba(20, 20, 30, 0.8);
    --text-primary: #ffffff;
    --text-secondary: #cccccc;
    --text-muted: #8888aa;
    --border-color: #222233;
    --transition: all 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    --transition-fast: all 0.3s ease;
    --glow: 0 0 15px var(--primary-glow);
    --section-spacing: 120px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Exo 2', sans-serif;
    background-color: var(--dark-bg);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

/* Animated background */
.bg-animation {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: 
        radial-gradient(circle at 20% 30%, rgba(0, 168, 255, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(255, 45, 117, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 40% 80%, rgba(0, 255, 136, 0.05) 0%, transparent 50%);
    animation: bgMove 20s infinite alternate ease-in-out;
}

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

.particle {
    position: absolute;
    width: 2px;
    height: 2px;
    background-color: var(--primary-color);
    border-radius: 50%;
    box-shadow: var(--glow);
    animation: floatParticle linear infinite;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Orbitron', sans-serif;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

section {
    padding: var(--section-spacing) 0;
    position: relative;
}

/* Navigation - Game Menu Style */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 20px 0;
    transition: var(--transition);
    background-color: rgba(10, 10, 15, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0, 255, 136, 0.1);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.5);
}

.navbar.scrolled {
    padding: 15px 0;
    border-bottom-color: rgba(0, 255, 136, 0.3);
}

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

.logo {
    font-family: 'Orbitron', sans-serif;
    font-weight: 900;
    font-size: 28px;
    color: var(--text-primary);
    text-decoration: none;
    position: relative;
    display: inline-block;
    text-shadow: 0 0 10px var(--primary-glow);
}

.logo span {
    color: var(--primary-color);
}

.logo::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--primary-color);
    box-shadow: var(--glow);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.5s ease;
}

.logo:hover::after {
    transform: scaleX(1);
    transform-origin: left;
}

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

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 600;
    font-size: 16px;
    position: relative;
    transition: var(--transition-fast);
    padding: 8px 0;
    font-family: 'Rajdhani', sans-serif;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.nav-links a::before {
    content: '>';
    position: absolute;
    left: -20px;
    opacity: 0;
    color: var(--primary-color);
    transition: var(--transition-fast);
}

.nav-links a:hover {
    color: var(--primary-color);
    text-shadow: var(--glow);
}

.nav-links a:hover::before {
    opacity: 1;
    left: -15px;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 20px;
}

@media screen and (max-width: 991px) {
    .nav-actions {
        display: none !important;
    }
}

.menu-btn {
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
    color: var(--dark-bg);
    border: none;
    padding: 12px 28px;
    border-radius: 4px;
    font-weight: 700;
    font-size: 16px;
    cursor: pointer;
    transition: var(--transition);
    font-family: 'Orbitron', sans-serif;
    text-transform: uppercase;
    letter-spacing: 1px;
    box-shadow: 0 5px 15px rgba(0, 255, 136, 0.3);
    position: relative;
    overflow: hidden;
}

.menu-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(0, 255, 136, 0.5);
}

.menu-btn::after {
    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 0.7s ease;
}

.menu-btn:hover::after {
    left: 100%;
}

.mobile-toggle {
    display: none;
    font-size: 24px;
    cursor: pointer;
    color: var(--primary-color);
}

/* Hero Section - 3D Game Intro */
.hero {
    padding-top: 180px;
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    opacity: 0.3;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100" preserveAspectRatio="none"><path d="M0,0 L100,0 L100,100 Z" fill="%2300ff88" opacity="0.1"/></svg>');
    background-size: cover;
    transform: rotate(180deg);
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.hero-text {
    position: relative;
}

.hero-subtitle {
    display: inline-block;
    color: var(--primary-color);
    font-family: 'Orbitron', sans-serif;
    font-weight: 600;
    font-size: 18px;
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 3px;
    position: relative;
    padding-left: 30px;
}

.hero-subtitle::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 20px;
    height: 3px;
    background-color: var(--primary-color);
    box-shadow: var(--glow);
}

.hero h1 {
    font-size: 4.5rem;
    margin-bottom: 20px;
    line-height: 1.1;
    text-shadow: 0 0 20px var(--primary-glow);
    transform-style: preserve-3d;
    animation: textGlow 3s infinite alternate;
}

.hero h1 span {
    color: var(--primary-color);
    display: block;
}

.hero-description {
    color: var(--text-secondary);
    font-size: 1.2rem;
    margin-bottom: 40px;
    max-width: 500px;
    line-height: 1.8;
}

.hero-stats {
    display: flex;
    gap: 40px;
    margin-bottom: 50px;
}

.stat {
    text-align: center;
}

.stat-value {
    font-size: 3rem;
    font-weight: 900;
    color: var(--primary-color);
    font-family: 'Orbitron', sans-serif;
    text-shadow: var(--glow);
    line-height: 1;
}

.stat-label {
    color: var(--text-muted);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 5px;
}

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

.btn {
    padding: 16px 36px;
    border-radius: 4px;
    font-weight: 700;
    font-size: 16px;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    font-family: 'Orbitron', sans-serif;
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: linear-gradient(45deg, var(--primary-color), #00cc6a);
    color: var(--dark-bg);
    box-shadow: 0 5px 20px rgba(0, 255, 136, 0.3);
}

.btn-primary:hover {
    transform: translateY(-5px) scale(1.05);
    box-shadow: 0 10px 30px rgba(0, 255, 136, 0.5);
}

.btn-secondary {
    background-color: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    box-shadow: 0 5px 15px rgba(0, 255, 136, 0.1);
}

.btn-secondary:hover {
    background-color: rgba(0, 255, 136, 0.1);
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 255, 136, 0.3);
}

/* 3D Cube in Hero */
.hero-visual {
    position: relative;
    perspective: 1000px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.cube-container {
    width: 300px;
    height: 300px;
    position: relative;
    transform-style: preserve-3d;
    animation: rotateCube 20s infinite linear;
}

.cube {
    width: 100%;
    height: 100%;
    position: absolute;
    transform-style: preserve-3d;
}

.cube-face {
    position: absolute;
    width: 300px;
    height: 300px;
    background: rgba(20, 20, 30, 0.9);
    border: 2px solid var(--primary-color);
    box-shadow: inset 0 0 30px rgba(0, 255, 136, 0.3),
                0 0 30px rgba(0, 255, 136, 0.3);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: var(--primary-color);
    font-family: 'Orbitron', sans-serif;
    font-size: 1.5rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    text-align: center;
    padding: 20px;
}

.cube-face i {
    font-size: 3rem;
    margin-bottom: 15px;
}

.front  { transform: translateZ(150px); }
.back   { transform: rotateY(180deg) translateZ(150px); }
.right  { transform: rotateY(90deg) translateZ(150px); }
.left   { transform: rotateY(-90deg) translateZ(150px); }
.top    { transform: rotateX(90deg) translateZ(150px); }
.bottom { transform: rotateX(-90deg) translateZ(150px); }

/* About Section - 3D Card Flip */
.about {
    position: relative;
    overflow: hidden;
}

.about::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--primary-color), transparent);
}

.section-header {
    text-align: center;
    margin-bottom: 80px;
}

.section-label {
    display: inline-block;
    color: var(--primary-color);
    font-family: 'Orbitron', sans-serif;
    font-weight: 600;
    font-size: 16px;
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
}

.section-label::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background-color: var(--primary-color);
    box-shadow: var(--glow);
}

.section-title {
    font-size: 3.5rem;
    margin-bottom: 20px;
    color: var(--text-primary);
    text-shadow: 0 0 15px rgba(0, 255, 136, 0.5);
}

.section-subtitle {
    color: var(--text-secondary);
    font-size: 1.2rem;
    max-width: 700px;
    margin: 0 auto;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.flip-card-container {
    perspective: 1500px;
    height: 400px;
}

.flip-card {
    width: 100%;
    height: 100%;
    position: relative;
    transform-style: preserve-3d;
    transition: transform 1s;
}

.flip-card:hover {
    transform: rotateY(180deg);
}

.flip-card-front, .flip-card-back {
    position: absolute;
    width: 100%;
    height: auto;
    backface-visibility: hidden;
    border-radius: 10px;
    overflow: hidden;
    border: 2px solid var(--primary-color);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.5);
    padding: 1rem;
}

.flip-card-front {
    background: var(--card-bg);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 40px;
    text-align: center;
}

.flip-card-front h3 {
    font-size: 2rem;
    margin-bottom: 20px;
    color: var(--primary-color);
}

.flip-card-front p {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

.flip-card-back {
    background: linear-gradient(45deg, rgba(0, 20, 30, 0.9), rgba(0, 40, 20, 0.9));
    transform: rotateY(180deg);
    padding: 40px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.flip-card-back h3 {
    font-size: 1.8rem;
    margin-bottom: 20px;
    color: var(--primary-color);
}

.flip-card-back ul {
    list-style: none;
}

.flip-card-back li {
    color: var(--text-secondary);
    margin-bottom: 15px;
    padding-left: 25px;
    position: relative;
}

.flip-card-back li::before {
    content: '▸';
    position: absolute;
    left: 0;
    color: var(--primary-color);
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.stat-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 30px;
    text-align: center;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.stat-card:hover {
    transform: translateY(-10px);
    border-color: var(--primary-color);
    box-shadow: var(--glow);
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--primary-color), transparent);
    transition: left 0.5s ease;
}

.stat-card:hover::before {
    left: 100%;
}

.stat-card-icon {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.stat-card-value {
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--primary-color);
    font-family: 'Orbitron', sans-serif;
    margin-bottom: 10px;
    text-shadow: var(--glow);
}

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

/* Skills Section - 3D Bars */
.skills {
    position: relative;
    overflow: hidden;
}

.skills::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--primary-color), transparent);
}

.skills-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 50px;
}

.skill-category {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 40px;
    transition: var(--transition);
}

.skill-category:hover {
    transform: translateY(-10px);
    border-color: var(--primary-color);
    box-shadow: var(--glow);
}

.skill-category h3 {
    font-size: 1.8rem;
    margin-bottom: 30px;
    color: var(--primary-color);
    display: flex;
    align-items: center;
    gap: 15px;
}

@media screen and (max-width: 900px) {
    .skill-category h3 {
        flex-wrap: wrap;
        font-size: 1.2rem;
    }
}

.skill-category h3 i {
    font-size: 1.5rem;
}

.skill-item {
    margin-bottom: 30px;
}

.skill-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 10px;
}

.skill-name {
    color: var(--text-primary);
    font-weight: 600;
    font-size: 1.1rem;
}

.skill-percent {
    color: var(--primary-color);
    font-weight: 700;
    font-family: 'Orbitron', sans-serif;
}

.skill-bar-container {
    height: 10px;
    background-color: rgba(255, 255, 255, 0.05);
    border-radius: 5px;
    overflow: hidden;
    position: relative;
}

.skill-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    border-radius: 5px;
    width: 0;
    position: relative;
    transition: width 1.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    transform-style: preserve-3d;
    transform: rotateX(45deg);
}

.skill-bar::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 30%;
    background: rgba(255, 255, 255, 0.3);
}

/* Portfolio Section - 3D Grid */
.portfolio {
    position: relative;
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.portfolio-item {
    background: var(--card-bg);
    border-radius: 10px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    transition: var(--transition);
    transform-style: preserve-3d;
    transform: perspective(1000px) rotateX(0deg) rotateY(0deg);
    position: relative;
    opacity: 0;
    transform: translateY(50px) rotateX(10deg);
}

.portfolio-item.visible {
    opacity: 1;
    transform: translateY(0) rotateX(0deg);
}

.portfolio-item:hover {
    transform: perspective(1000px) rotateX(5deg) rotateY(5deg) translateY(-15px);
    border-color: var(--primary-color);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5), var(--glow);
}

.portfolio-image {
    width: 100%;
    height: 240px;
    object-fit: cover;
    transition: var(--transition);
}

.portfolio-item:hover .portfolio-image {
    transform: scale(1.1);
}

.portfolio-content {
    padding: 30px;
    position: relative;
    z-index: 2;
    background: rgba(10, 10, 15, 0.9);
}

.portfolio-category {
    display: inline-block;
    color: var(--primary-color);
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 15px;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-family: 'Orbitron', sans-serif;
}

.portfolio-title {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: var(--text-primary);
}

.portfolio-description {
    color: var(--text-secondary);
    margin-bottom: 20px;
    font-size: 1rem;
}

.portfolio-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    font-size: 16px;
    transition: var(--transition-fast);
    font-family: 'Rajdhani', sans-serif;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.portfolio-link:hover {
    gap: 12px;
    text-shadow: var(--glow);
}

/* Contact Section - 3D Form */
.contact {
    position: relative;
    overflow: hidden;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.contact-info h3 {
    font-size: 2.5rem;
    margin-bottom: 20px;
    color: var(--text-primary);
    text-shadow: 0 0 10px rgba(0, 255, 136, 0.5);
}

.contact-info p {
    color: var(--text-secondary);
    margin-bottom: 40px;
    font-size: 1.1rem;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 20px;
}

.contact-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: rgba(0, 255, 136, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    color: var(--primary-color);
    flex-shrink: 0;
    border: 1px solid rgba(0, 255, 136, 0.3);
    box-shadow: var(--glow);
}

.contact-text h4 {
    font-size: 1.2rem;
    margin-bottom: 5px;
    color: var(--text-primary);
}

.contact-text p {
    color: var(--text-secondary);
    margin-bottom: 0;
}

.contact-form {
    background: var(--card-bg);
    padding: 50px;
    border-radius: 10px;
    border: 1px solid var(--border-color);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    transform-style: preserve-3d;
    transform: perspective(1000px) rotateY(-5deg);
    transition: var(--transition);
}

.contact-form:hover {
    transform: perspective(1000px) rotateY(0deg);
}

.form-group {
    margin-bottom: 25px;
}

.form-label {
    display: block;
    margin-bottom: 10px;
    color: var(--text-primary);
    font-weight: 600;
    font-family: 'Rajdhani', sans-serif;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.form-control {
    width: 100%;
    padding: 16px 20px;
    background-color: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: 5px;
    color: var(--text-primary);
    font-family: 'Exo 2', sans-serif;
    font-size: 16px;
    transition: var(--transition-fast);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: var(--glow);
    background-color: rgba(255, 255, 255, 0.08);
}

.form-control::placeholder {
    color: var(--text-muted);
}

/* Footer */
footer {
    padding: 80px 0 40px;
    background-color: var(--darker-bg);
    border-top: 1px solid rgba(0, 255, 136, 0.1);
    position: relative;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 50px;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-logo {
    font-family: 'Orbitron', sans-serif;
    font-weight: 900;
    font-size: 24px;
    color: var(--text-primary);
    text-decoration: none;
    text-shadow: 0 0 10px var(--primary-glow);
}

.footer-logo span {
    color: var(--primary-color);
}

.footer-links {
    display: flex;
    list-style: none;
    gap: 30px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: var(--transition-fast);
    font-family: 'Rajdhani', sans-serif;
    text-transform: uppercase;
    letter-spacing: 1px;
}

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

.footer-social {
    display: flex;
    gap: 20px;
}

.social-link {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: rgba(0, 255, 136, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    font-size: 20px;
    text-decoration: none;
    transition: var(--transition);
    border: 1px solid rgba(0, 255, 136, 0.3);
}

.social-link:hover {
    background-color: var(--primary-color);
    color: var(--dark-bg);
    transform: translateY(-5px);
    box-shadow: var(--glow);
}

.copyright {
    text-align: center;
    color: var(--text-muted);
    font-size: 14px;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

/* Animations */
@keyframes bgMove {
    0% {
        transform: translate(0, 0) scale(1);
    }
    100% {
        transform: translate(-50px, -50px) scale(1.1);
    }
}

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

@keyframes textGlow {
    0%, 100% {
        text-shadow: 0 0 20px var(--primary-glow);
    }
    50% {
        text-shadow: 0 0 30px var(--primary-glow), 0 0 40px var(--primary-glow);
    }
}

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

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-content,
    .about-content,
    .contact-content {
        grid-template-columns: 1fr;
        gap: 60px;
    }
    
    .hero h1 {
        font-size: 3.5rem;
    }
    
    .section-title {
        font-size: 2.8rem;
    }
    
    .cube-container {
        width: 250px;
        height: 250px;
    }
    
    .cube-face {
        width: 250px;
        height: 250px;
        font-size: 1.2rem;
    }
    
    .front  { transform: translateZ(125px); }
    .back   { transform: rotateY(180deg) translateZ(125px); }
    .right  { transform: rotateY(90deg) translateZ(125px); }
    .left   { transform: rotateY(-90deg) translateZ(125px); }
    .top    { transform: rotateX(90deg) translateZ(125px); }
    .bottom { transform: rotateX(-90deg) translateZ(125px); }
}

@media (max-width: 768px) {
    .mobile-toggle {
        display: block;
    }
    
    .nav-links {
        position: fixed;
        top: 80px;
        left: 0;
        width: 100%;
        background-color: rgba(10, 10, 15, 0.95);
        flex-direction: column;
        align-items: center;
        padding: 30px 0;
        backdrop-filter: blur(10px);
        border-bottom: 1px solid rgba(0, 255, 136, 0.2);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition);
        z-index: 999;
    }
    
    .nav-links.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-links li {
        margin: 15px 0;
    }
    
    .hero h1 {
        font-size: 2.8rem;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 20px;
    }
    
    .section-spacing {
        padding: 80px 0;
    }
    
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
    
    .cube-container {
        width: 200px;
        height: 200px;
    }
    
    .cube-face {
        width: 200px;
        height: 200px;
        font-size: 1rem;
    }
    
    .front  { transform: translateZ(100px); }
    .back   { transform: rotateY(180deg) translateZ(100px); }
    .right  { transform: rotateY(90deg) translateZ(100px); }
    .left   { transform: rotateY(-90deg) translateZ(100px); }
    .top    { transform: rotateX(90deg) translateZ(100px); }
    .bottom { transform: rotateX(-90deg) translateZ(100px); }
    
    .about-stats {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 30px;
        text-align: center;
    }
    
    .footer-links {
        flex-direction: column;
        gap: 15px;
    }
}

@media screen and (max-width: 500px) {
    .about-stats {
        margin-top: 10rem !important;
    }
}

@media (max-width: 576px) {
    .hero {
        padding-top: 150px;
    }
    
    .hero h1 {
        font-size: 2.2rem;
    }
    
    .hero-actions {
        flex-direction: column;
        width: 100%;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    .section-title {
        font-size: 2.2rem;
    }
    
    .cube-container {
        width: 150px;
        height: 150px;
    }
    
    .cube-face {
        width: 150px;
        height: 150px;
        font-size: 0.8rem;
        padding: 10px;
    }
    
    .cube-face i {
        font-size: 2rem;
        margin-bottom: 10px;
    }
    
    .front  { transform: translateZ(75px); }
    .back   { transform: rotateY(180deg) translateZ(75px); }
    .right  { transform: rotateY(90deg) translateZ(75px); }
    .left   { transform: rotateY(-90deg) translateZ(75px); }
    .top    { transform: rotateX(90deg) translateZ(75px); }
    .bottom { transform: rotateX(-90deg) translateZ(75px); }
    
    .contact-form {
        padding: 30px 20px;
        transform: perspective(1000px) rotateY(0deg);
    }
    
    .flip-card-container {
        height: 350px;
    }
}