:root {
    --quantum-flux: #ff0080;
    --neural-stream: #00ffff;
    --bio-pulse: #80ff00;
    --consciousness-wave: #ff8000;
    --void-matter: #000000;
    --dark-energy: #0a0a0f;
    --light-plasma: #1a1a2e;
    --hologram-essence: rgba(255, 255, 255, 0.95);
    --reality-bend: #ff00ff;
    --time-distortion: #ffff00;
    --dimensional-shift: #8000ff;
    --singularity-core: #ff00ff;
}

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

body {
    font-family: 'Rajdhani', sans-serif;
    background: radial-gradient(ellipse at center, var(--dark-energy) 0%, var(--void-matter) 100%);
    color: var(--hologram-essence);
    overflow-x: hidden;
    position: relative;
    cursor: none;
}

/* Enhanced Neural Cursor with Dimensional Tracking */
.neural-cursor {
    position: fixed;
    width: 25px;
    height: 25px;
    background: radial-gradient(circle, var(--neural-stream) 0%, transparent 60%);
    border-radius: 50%;
    pointer-events: none;
    z-index: 10000;
    mix-blend-mode: screen;
    transition: transform 0.08s ease;
}

.neural-cursor::before {
    content: '';
    position: absolute;
    top: -15px;
    left: -15px;
    width: 55px;
    height: 55px;
    border: 2px solid var(--neural-stream);
    border-radius: 50%;
    opacity: 0.4;
    animation: cursorPulse 1.5s infinite;
}

.neural-cursor::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: var(--reality-bend);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.3s, height 0.3s;
}

body:hover .neural-cursor::after {
    width: 10px;
    height: 10px;
}


/* Quantum Particle System with Enhanced Dynamics */
.quantum-field {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: -2;
    overflow: hidden;
}

.quantum-particle {
    position: absolute;
    width: 3px;
    height: 3px;
    background: var(--neural-stream);
    border-radius: 50%;
    box-shadow: 0 0 15px var(--neural-stream);
    animation: quantumFloat 7s linear infinite;
    filter: blur(0.5px);
}

.quantum-particle:nth-child(3n) {
    background: var(--quantum-flux);
    box-shadow: 0 0 15px var(--quantum-flux);
    animation-delay: -1.5s;
    animation-duration: 9s;
}

.quantum-particle:nth-child(5n) {
    background: var(--bio-pulse);
    box-shadow: 0 0 15px var(--bio-pulse);
    animation-delay: -3s;
    animation-duration: 6s;
}

.quantum-particle:nth-child(7n) {
    background: var(--consciousness-wave);
    box-shadow: 0 0 15px var(--consciousness-wave);
    animation-delay: -4.5s;
    animation-duration: 8s;
}

.quantum-particle:nth-child(11n) {
    background: var(--dimensional-shift);
    box-shadow: 0 0 15px var(--dimensional-shift);
    animation-delay: -6s;
    animation-duration: 10s;
}

/* Bio-Neural Interface Lines with Dynamic Connections */
.neural-web {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: -1;
}

.neural-connection {
    position: absolute;
    height: 1.5px;
    background: linear-gradient(90deg, transparent, var(--neural-stream), transparent);
    opacity: 0.15;
    animation: neuralPulse 3.5s ease-in-out infinite;
}

.container {
    max-width: 1800px;
    margin: 0 auto;
    padding: 0 25px;
}

/* Enhanced Mind-Machine Navigation with Haptic Feedback Simulation */
nav {
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(40px) saturate(200%);
    border-bottom: 3px solid transparent;
    border-image: linear-gradient(90deg, var(--quantum-flux), var(--neural-stream), var(--bio-pulse), var(--dimensional-shift)) 1;
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    transition: all 0.4s ease;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.8rem 25px;
    max-width: 1800px;
    margin: 0 auto;
}

.logo {
    font-family: 'Orbitron', monospace;
    font-size: 2.5rem;
    font-weight: 900;
    background: linear-gradient(45deg, 
        var(--quantum-flux), 
        var(--neural-stream), 
        var(--bio-pulse), 
        var(--consciousness-wave), 
        var(--dimensional-shift));
    background-size: 500% 500%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 20px;
    animation: logoShift 5s ease-in-out infinite;
}

.logo::before {
    content: "🧬";
    font-size: 2.5rem;
    filter: drop-shadow(0 0 25px var(--bio-pulse));
    animation: dnaRotate 2.5s linear infinite;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 3.5rem;
}

.nav-menu a {
    text-decoration: none;
    color: var(--hologram-essence);
    font-weight: 700;
    font-size: 1.2rem;
    padding: 15px 30px;
    border: 3px solid transparent;
    border-radius: 35px;
    position: relative;
    overflow: hidden;
    transition: all 0.5s ease;
    text-transform: uppercase;
    letter-spacing: 1.5px;
}

.nav-menu a::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, var(--neural-stream), var(--quantum-flux), transparent);
    transition: left 0.7s;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: radial-gradient(circle, var(--bio-pulse) 0%, transparent 70%);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: all 0.5s ease;
}

.nav-menu a:hover::before,
.nav-menu a.active::before {
    left: 100%;
}

.nav-menu a:hover::after,
.nav-menu a.active::after {
    width: 120px;
    height: 120px;
}

.nav-menu a:hover,
.nav-menu a.active {
    border-color: var(--dimensional-shift);
    box-shadow: 0 0 40px rgba(128, 0, 255, 0.6);
    text-shadow: 0 0 20px var(--neural-stream);
    transform: translateY(-3px) scale(1.05);
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: 3px solid var(--neural-stream);
    color: var(--neural-stream);
    padding: 12px;
    border-radius: 10px;
    cursor: pointer;
    font-size: 1.5rem;
}

/* Upgraded Consciousness Stream Indicator with AI Integration */
.consciousness-indicator {
    position: fixed;
    top: 25px;
    right: 25px;
    width: 70px;
    height: 70px;
    background: radial-gradient(circle, var(--consciousness-wave) 0%, transparent 70%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1001;
    animation: consciousnessFlow 2.5s ease-in-out infinite;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.consciousness-indicator:hover {
    transform: scale(1.2);
}

.consciousness-indicator::before {
    content: '🧠';
    font-size: 1.8rem;
    animation: brainWave 1.5s ease-in-out infinite;
}

/* Page Content with Dimensional Phasing */
.page {
    display: none;
    min-height: 100vh;
    padding-top: 120px;
}

.page.active {
    display: block;
    animation: pagePhase 1s ease-out;
}

/* Reality-Bending Hero Section with Singularity Effects */
.hero {
    background: linear-gradient(135deg, 
        rgba(255, 0, 128, 0.15) 0%, 
        rgba(0, 255, 255, 0.15) 25%,
        rgba(128, 255, 0, 0.15) 50%,
        rgba(255, 128, 0, 0.15) 75%,
        rgba(255, 0, 255, 0.15) 100%,
        rgba(128, 0, 255, 0.15) 100%);
    padding: 180px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        linear-gradient(45deg, transparent 25%, rgba(0, 255, 255, 0.15) 45%, transparent 65%),
        linear-gradient(-45deg, transparent 25%, rgba(255, 0, 128, 0.15) 45%, transparent 65%),
        linear-gradient(135deg, transparent 25%, rgba(128, 255, 0, 0.15) 45%, transparent 65%),
        linear-gradient(-135deg, transparent 25%, rgba(128, 0, 255, 0.15) 45%, transparent 65%);
    animation: realityRipple 5s linear infinite;
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero h1 {
    font-family: 'Orbitron', monospace;
    font-size: 6rem;
    font-weight: 900;
    margin-bottom: 2.5rem;
    background: linear-gradient(45deg, 
        var(--quantum-flux), 
        var(--neural-stream), 
        var(--bio-pulse), 
        var(--consciousness-wave),
        var(--reality-bend),
        var(--dimensional-shift));
    background-size: 600% 600%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: consciousnessEvolution 7s ease-in-out infinite;
    text-shadow: 0 0 60px var(--neural-stream);
    line-height: 1.05;
}

.hero .subtitle {
    font-size: 1.8rem;
    margin-bottom: 3.5rem;
    color: var(--hologram-essence);
    text-shadow: 0 0 25px rgba(255, 255, 255, 0.6);
    animation: subtitleFloat 3.5s ease-in-out infinite;
}

.cta-button {
    display: inline-block;
    background: linear-gradient(45deg, var(--quantum-flux), var(--neural-stream), var(--bio-pulse), var(--dimensional-shift));
    background-size: 400% 400%;
    color: white;
    padding: 30px 60px;
    border-radius: 60px;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.5rem;
    position: relative;
    overflow: hidden;
    border: 4px solid var(--neural-stream);
    box-shadow: 0 0 50px rgba(0, 255, 255, 0.7);
    transition: all 0.5s ease;
    text-transform: uppercase;
    letter-spacing: 3px;
    animation: buttonEvolution 3.5s ease-in-out infinite;
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    transition: left 0.7s;
}

.cta-button:hover::before {
    left: 100%;
}

.cta-button:hover {
    transform: translateY(-10px) scale(1.08);
    box-shadow: 0 20px 60px rgba(0, 255, 255, 0.9);
}

/* Advanced Bio-Integrated Cards with Singularity Glow */
.bio-card {
    background: rgba(10, 10, 15, 0.95);
    backdrop-filter: blur(40px) saturate(200%);
    border: 3px solid transparent;
    border-image: linear-gradient(135deg, var(--quantum-flux), var(--neural-stream), var(--bio-pulse), var(--dimensional-shift)) 1;
    border-radius: 30px;
    padding: 3.5rem;
    position: relative;
    overflow: hidden;
    transition: all 0.6s ease;
    transform-style: preserve-3d;
}

.bio-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, 
        rgba(255, 0, 128, 0.15), 
        rgba(0, 255, 255, 0.15), 
        rgba(128, 255, 0, 0.15),
        rgba(128, 0, 255, 0.15));
    opacity: 0;
    transition: opacity 0.6s ease;
}

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

.bio-card:hover {
    transform: translateY(-20px) rotateX(8deg) rotateY(8deg) scale(1.03);
    box-shadow: 0 40px 80px rgba(0, 255, 255, 0.5);
    border-image: linear-gradient(135deg, var(--consciousness-wave), var(--reality-bend), var(--time-distortion), var(--singularity-core)) 1;
}

/* Features Section with Multidimensional Layout */
.features {
    padding: 140px 0;
    position: relative;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
    gap: 3.5rem;
    margin-top: 5rem;
}

.feature-icon {
    font-size: 4.5rem;
    margin-bottom: 2.5rem;
    filter: drop-shadow(0 0 25px var(--bio-pulse));
    animation: iconEvolution 3.5s ease-in-out infinite;
}

/* Enhanced Courses Grid with Reality-Warping Effects */
.courses-section {
    padding: 140px 0;
}

.courses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
    gap: 3.5rem;
    margin-top: 5rem;
}

.course-card {
    background: rgba(10, 10, 15, 0.98);
    backdrop-filter: blur(40px) saturate(200%);
    border: 3px solid transparent;
    border-image: linear-gradient(135deg, var(--quantum-flux), var(--neural-stream), var(--bio-pulse), var(--dimensional-shift)) 1;
    border-radius: 30px;
    overflow: hidden;
    position: relative;
    transition: all 0.7s ease;
    transform-style: preserve-3d;
}

.course-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 8px;
    background: linear-gradient(90deg, 
        var(--quantum-flux), 
        var(--neural-stream), 
        var(--bio-pulse), 
        var(--consciousness-wave),
        var(--reality-bend),
        var(--dimensional-shift));
    background-size: 500% 500%;
    animation: courseEvolution 4s linear infinite;
}

.course-card:hover {
    transform: translateY(-25px) rotateX(12deg) scale(1.05);
    box-shadow: 0 50px 100px rgba(0, 255, 255, 0.6);
}

.course-header {
    background: linear-gradient(135deg, 
        rgba(255, 0, 128, 0.25), 
        rgba(0, 255, 255, 0.25), 
        rgba(128, 255, 0, 0.25),
        rgba(128, 0, 255, 0.25));
    padding: 3.5rem;
    text-align: center;
    position: relative;
}

.course-content {
    padding: 3.5rem;
}

.course-title {
    font-family: 'Orbitron', monospace;
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 2rem;
    background: linear-gradient(45deg, var(--neural-stream), var(--bio-pulse), var(--dimensional-shift));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 20px var(--neural-stream);
}

.enroll-btn {
    width: 100%;
    background: linear-gradient(45deg, var(--quantum-flux), var(--neural-stream), var(--bio-pulse), var(--dimensional-shift));
    background-size: 400% 400%;
    color: white;
    border: 4px solid var(--neural-stream);
    padding: 25px;
    border-radius: 35px;
    font-weight: 700;
    font-size: 1.3rem;
    cursor: pointer;
    transition: all 0.5s ease;
    position: relative;
    overflow: hidden;
    text-transform: uppercase;
    letter-spacing: 2px;
    animation: buttonPulse 2.5s ease-in-out infinite;
}

.enroll-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    transition: left 0.7s;
}

.enroll-btn:hover::before {
    left: 100%;
}

.enroll-btn:hover {
    box-shadow: 0 0 50px rgba(0, 255, 255, 0.9);
    transform: translateY(-5px) scale(1.05);
    background-position: 100% 0;
}

/* About Section with Multiversal Narrative */
.about-section {
    padding: 140px 0;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6rem;
    align-items: center;
    margin-top: 5rem;
}

.benefits-list {
    list-style: none;
    margin-top: 3.5rem;
}

.benefits-list li {
    padding: 2rem 0;
    display: flex;
    align-items: center;
    gap: 2rem;
    transition: all 0.5s ease;
    border-bottom: 1.5px solid rgba(0, 255, 255, 0.15);
}

.benefits-list li:hover {
    transform: translateX(30px);
    color: var(--neural-stream);
    text-shadow: 0 0 15px var(--neural-stream);
}

.benefits-list li::before {
    content: "⚡";
    background: linear-gradient(45deg, var(--quantum-flux), var(--neural-stream), var(--bio-pulse), var(--dimensional-shift));
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    box-shadow: 0 0 25px rgba(0, 255, 255, 0.7);
    animation: benefitPulse 1.5s ease-in-out infinite;
}

/* Contact Section with Quantum Entanglement Interface */
.contact-section {
    padding: 140px 0;
    background: rgba(10, 10, 15, 0.4);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6rem;
    margin-top: 5rem;
}

.contact-form {
    background: rgba(10, 10, 15, 0.95);
    backdrop-filter: blur(40px) saturate(200%);
    padding: 3.5rem;
    border-radius: 30px;
    border: 3px solid transparent;
    border-image: linear-gradient(135deg, var(--quantum-flux), var(--neural-stream), var(--bio-pulse), var(--dimensional-shift)) 1;
}

.form-group {
    margin-bottom: 3rem;
}

.form-group label {
    display: block;
    margin-bottom: 1.2rem;
    font-weight: 700;
    font-size: 1.2rem;
    color: var(--neural-stream);
    text-shadow: 0 0 15px var(--neural-stream);
    text-transform: uppercase;
    letter-spacing: 1.5px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 20px;
    background: rgba(0, 0, 0, 0.85);
    border: 3px solid rgba(0, 255, 255, 0.4);
    border-radius: 20px;
    color: var(--hologram-essence);
    font-size: 1.2rem;
    transition: all 0.5s ease;
    backdrop-filter: blur(15px);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--dimensional-shift);
    box-shadow: 0 0 40px rgba(128, 0, 255, 0.5);
    background: rgba(0, 0, 0, 0.95);
}

.submit-btn {
    width: 100%;
    background: linear-gradient(45deg, var(--quantum-flux), var(--neural-stream), var(--bio-pulse), var(--dimensional-shift));
    background-size: 400% 400%;
    color: white;
    border: 4px solid var(--neural-stream);
    padding: 25px;
    border-radius: 35px;
    font-size: 1.5rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.5s ease;
    text-transform: uppercase;
    letter-spacing: 3px;
    animation: submitEvolution 3.5s ease-in-out infinite;
}

.submit-btn:hover {
    box-shadow: 0 0 50px rgba(0, 255, 255, 0.9);
    transform: translateY(-5px) scale(1.05);
    background-position: 100% 0;
}

.social-links {
    display: flex;
    gap: 2.5rem;
    margin-top: 3.5rem;
}

.social-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 80px;
    height: 80px;
    background: linear-gradient(45deg, var(--quantum-flux), var(--neural-stream), var(--bio-pulse), var(--dimensional-shift));
    background-size: 400% 400%;
    border-radius: 50%;
    text-decoration: none;
    font-size: 2rem;
    transition: all 0.5s ease;
    box-shadow: 0 0 30px rgba(0, 255, 255, 0.7);
    animation: socialEvolution 2.5s ease-in-out infinite;
}

.social-link:hover {
    transform: translateY(-10px) scale(1.3);
    box-shadow: 0 20px 50px rgba(0, 255, 255, 0.9);
    background-position: 100% 0;
}

/* Section Headers with Singularity Animation */
.section-header {
    text-align: center;
    margin-bottom: 6rem;
}

.section-header h2 {
    font-family: 'Orbitron', monospace;
    font-size: 4rem;
    font-weight: 900;
    background: linear-gradient(45deg, 
        var(--quantum-flux), 
        var(--neural-stream), 
        var(--bio-pulse), 
        var(--consciousness-wave),
        var(--dimensional-shift));
    background-size: 500% 500%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 2.5rem;
    animation: headerEvolution 5s ease-in-out infinite;
    text-shadow: 0 0 40px var(--neural-stream);
}

.section-header p {
    font-size: 1.6rem;
    color: rgba(255, 255, 255, 0.95);
    max-width: 900px;
    margin: 0 auto;
    line-height: 1.7;
}

/* Enhanced Mind-Machine Loading Interface */
.consciousness-loader {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 180px;
    height: 180px;
    display: none;
    z-index: 9999;
}

/* Quantum AI Assistant 2099 */
.quantum-ai-assistant {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 400px;
    height: 500px;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(40px) saturate(200%);
    border: 3px solid transparent;
    border-image: linear-gradient(135deg, var(--quantum-flux), var(--neural-stream), var(--bio-pulse), var(--dimensional-shift)) 1;
    border-radius: 30px;
    z-index: 10000;
    transform: translateY(100%);
    transition: all 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 255, 255, 0.3);
}

.quantum-ai-assistant.active {
    transform: translateY(0);
}

.ai-avatar {
    position: relative;
    width: 80px;
    height: 80px;
    margin: 20px auto;
    display: flex;
    align-items: center;
    justify-content: center;
}

.neural-core {
    width: 40px;
    height: 40px;
    background: radial-gradient(circle, var(--neural-stream) 0%, var(--quantum-flux) 100%);
    border-radius: 50%;
    position: relative;
    animation: neuralPulse 2s ease-in-out infinite;
    box-shadow: 0 0 30px var(--neural-stream);
}

.neural-core::before {
    content: '';
    position: absolute;
    top: -10px;
    left: -10px;
    right: -10px;
    bottom: -10px;
    border: 2px solid var(--quantum-flux);
    border-radius: 50%;
    animation: quantumPulse 3s ease-in-out infinite;
}

.quantum-rings {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.ring {
    position: absolute;
    border: 2px solid transparent;
    border-radius: 50%;
    animation: quantumRotate 4s linear infinite;
}

.ring-1 {
    width: 60px;
    height: 60px;
    border-top-color: var(--quantum-flux);
    border-right-color: var(--neural-stream);
    animation-duration: 3s;
}

.ring-2 {
    width: 80px;
    height: 80px;
    border-bottom-color: var(--bio-pulse);
    border-left-color: var(--dimensional-shift);
    animation-duration: 4s;
    animation-direction: reverse;
}

.ring-3 {
    width: 100px;
    height: 100px;
    border-top-color: var(--consciousness-wave);
    border-bottom-color: var(--reality-bend);
    animation-duration: 5s;
}

.ai-chat {
    height: 300px;
    padding: 20px;
    overflow-y: auto;
    background: rgba(0, 0, 0, 0.3);
    margin: 0 20px;
    border-radius: 15px;
    border: 1px solid rgba(0, 255, 255, 0.2);
}

.ai-message {
    margin-bottom: 15px;
    padding: 15px;
    background: linear-gradient(135deg, rgba(0, 255, 255, 0.1), rgba(255, 0, 128, 0.1));
    border-radius: 15px;
    border-left: 4px solid var(--neural-stream);
    animation: messageAppear 0.5s ease-out;
}

.ai-text {
    color: var(--hologram-essence);
    font-size: 0.9rem;
    line-height: 1.4;
    display: block;
}

.ai-controls {
    display: flex;
    justify-content: center;
    gap: 15px;
    padding: 20px;
    border-top: 1px solid rgba(0, 255, 255, 0.2);
}

.ai-toggle, .ai-voice, .ai-clear {
    width: 50px;
    height: 50px;
    border: 2px solid var(--neural-stream);
    background: rgba(0, 0, 0, 0.8);
    color: var(--neural-stream);
    border-radius: 50%;
    cursor: pointer;
    font-size: 1.2rem;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.ai-toggle:hover, .ai-voice:hover, .ai-clear:hover {
    background: var(--neural-stream);
    color: black;
    transform: scale(1.1);
    box-shadow: 0 0 20px var(--neural-stream);
}

.consciousness-loader::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    border: 5px solid transparent;
    border-top: 5px solid var(--quantum-flux);
    border-right: 5px solid var(--neural-stream);
    border-bottom: 5px solid var(--bio-pulse);
    border-left: 5px solid var(--consciousness-wave);
    border-radius: 50%;
    animation: consciousnessLoad 1.2s linear infinite;
}

.consciousness-loader::after {
    content: '🧬';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 3.5rem;
    animation: dnaEvolution 1.5s ease-in-out infinite;
}

/* Advanced Animations with Additional Effects */

@keyframes quantumFloat {
    0% { transform: translateY(100vh) translateX(0) rotate(0deg); opacity: 0; }
    10% { opacity: 1; }
    90% { opacity: 1; }
    100% { transform: translateY(-100px) translateX(150px) rotate(720deg); opacity: 0; }
}

@keyframes neuralPulse {
    0%, 100% { opacity: 0.15; transform: scaleX(1); }
    50% { opacity: 0.35; transform: scaleX(1.8); }
}

@keyframes cursorPulse {
    0%, 100% { transform: scale(1); opacity: 0.4; }
    50% { transform: scale(1.6); opacity: 0.7; }
}

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

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

@keyframes consciousnessFlow {
    0%, 100% { transform: scale(1); opacity: 0.85; }
    50% { transform: scale(1.25); opacity: 1; }
}

@keyframes brainWave {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.15); }
}

@keyframes pagePhase {
    0% { opacity: 0; transform: translateY(60px) scale(0.95); }
    100% { opacity: 1; transform: translateY(0) scale(1); }
}

@keyframes realityRipple {
    0% { transform: translateX(-100%) skewX(0deg); }
    100% { transform: translateX(100%) skewX(50deg); }
}

@keyframes consciousnessEvolution {
    0%, 100% { background-position: 0% 50%; }
    25% { background-position: 100% 50%; }
    50% { background-position: 50% 100%; }
    75% { background-position: 50% 0%; }
}

@keyframes subtitleFloat {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-15px); }
}

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

@keyframes iconEvolution {
    0%, 100% { transform: rotate(0deg) scale(1); }
    50% { transform: rotate(180deg) scale(1.1); }
}

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

@keyframes buttonPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

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

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

@keyframes headerEvolution {
    0%, 100% { background-position: 0% 50%; }
    25% { background-position: 100% 50%; }
    50% { background-position: 50% 100%; }
    75% { background-position: 50% 0%; }
}

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

@keyframes dnaEvolution {
    0%, 100% { transform: translate(-50%, -50%) scale(1) rotate(0deg); }
    50% { transform: translate(-50%, -50%) scale(1.3) rotate(180deg); }
}

/* Quantum AI Animations 2099 */
@keyframes neuralPulse {
    0%, 100% { transform: scale(1); box-shadow: 0 0 30px var(--neural-stream); }
    50% { transform: scale(1.1); box-shadow: 0 0 50px var(--neural-stream), 0 0 80px var(--quantum-flux); }
}

@keyframes quantumPulse {
    0%, 100% { opacity: 0.6; transform: scale(1); }
    50% { opacity: 1; transform: scale(1.2); }
}

@keyframes quantumRotate {
    0% { transform: translate(-50%, -50%) rotate(0deg); }
    100% { transform: translate(-50%, -50%) rotate(360deg); }
}

@keyframes messageAppear {
    0% { opacity: 0; transform: translateY(20px) scale(0.9); }
    100% { opacity: 1; transform: translateY(0) scale(1); }
}

/* Holographic 3D Effects 2099 */
.holographic-card {
    position: relative;
    transform-style: preserve-3d;
    transition: all 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.holographic-card::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(45deg, 
        var(--quantum-flux), 
        var(--neural-stream), 
        var(--bio-pulse), 
        var(--dimensional-shift),
        var(--quantum-flux));
    background-size: 400% 400%;
    border-radius: inherit;
    z-index: -1;
    animation: holographicShift 3s ease-in-out infinite;
    opacity: 0;
    transition: opacity 0.3s ease;
}

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

.holographic-card:hover {
    transform: translateY(-10px) rotateX(5deg) rotateY(5deg) scale(1.02);
    box-shadow: 
        0 20px 40px rgba(0, 255, 255, 0.3),
        0 0 60px rgba(255, 0, 128, 0.2),
        inset 0 0 20px rgba(0, 255, 255, 0.1);
}

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

/* Quantum Particle Trails */
.quantum-trail {
    position: absolute;
    width: 2px;
    height: 2px;
    background: var(--neural-stream);
    border-radius: 50%;
    pointer-events: none;
    animation: quantumTrail 2s ease-out forwards;
    box-shadow: 0 0 10px var(--neural-stream);
}

@keyframes quantumTrail {
    0% {
        opacity: 1;
        transform: scale(1);
    }
    100% {
        opacity: 0;
        transform: scale(0);
    }
}

/* Neural Network Visualization */
.neural-network {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: -1;
    opacity: 0.1;
}

.neural-node {
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--neural-stream);
    border-radius: 50%;
    box-shadow: 0 0 15px var(--neural-stream);
    animation: nodePulse 3s ease-in-out infinite;
}

.neural-connection-line {
    position: absolute;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--neural-stream), transparent);
    animation: connectionFlow 4s ease-in-out infinite;
}

@keyframes nodePulse {
    0%, 100% { transform: scale(1); opacity: 0.6; }
    50% { transform: scale(1.5); opacity: 1; }
}

@keyframes connectionFlow {
    0%, 100% { opacity: 0.2; transform: scaleX(0.5); }
    50% { opacity: 0.8; transform: scaleX(1); }
}

/* Responsive Design for Multiversal Devices */
@media (max-width: 768px) {
    .mobile-menu-btn {
        display: block;
    }

    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: rgba(0, 0, 0, 0.98);
        backdrop-filter: blur(40px);
        flex-direction: column;
        padding: 3.5rem;
        border-top: 3px solid var(--neural-stream);
    }

    .nav-menu.active {
        display: flex;
    }

    .hero h1 {
        font-size: 3.5rem;
    }

    .hero .subtitle {
        font-size: 1.4rem;
    }

    .about-content,
    .contact-content {
        grid-template-columns: 1fr;
        gap: 4rem;
    }

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

    .section-header h2 {
        font-size: 3rem;
    }

    .consciousness-indicator {
        width: 60px;
        height: 60px;
        top: 20px;
        right: 20px;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 2.5rem;
    }

    .hero .subtitle {
        font-size: 1.2rem;
    }

    .cta-button {
        padding: 25px 45px;
        font-size: 1.3rem;
    }
}