/* ===== QUANTUM AI DESIGN SYSTEM ===== */
:root {
    /* Quantum Color Palette */
    --quantum-primary: #00ff88;
    --quantum-secondary: #ff0066;
    --quantum-tertiary: #00ccff;
    --neural-purple: #8b5cf6;
    --holographic: linear-gradient(45deg, #00ff88, #00ccff, #ff0066, #8b5cf6);
    --dark-matter: #0a0a0a;
    --void-black: #000000;
    --quantum-white: #ffffff;
    --energy-glow: rgba(0, 255, 136, 0.3);
    
    /* 6G Typography */
    --font-quantum: 'Orbitron', monospace;
    --font-neural: 'Rajdhani', sans-serif;
    
    /* 4D Spacing */
    --space-quantum: 1.618rem; /* Golden ratio */
    --space-neural: 2.618rem;
    --space-6g: 4.236rem;
    
    /* Holographic Effects */
    --holo-blur: blur(0.5px);
    --neural-glow: 0 0 20px var(--quantum-primary), 0 0 40px var(--quantum-primary), 0 0 60px var(--quantum-primary);
    --quantum-shadow: 0 0 50px rgba(0, 255, 136, 0.5);
}

/* ===== QUANTUM RESET & BASE ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

body {
    font-family: var(--font-neural);
    background: var(--dark-matter);
    color: var(--quantum-white);
    overflow-x: hidden;
    position: relative;
}

/* ===== QUANTUM PARTICLE BACKGROUND ===== */
#quantum-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -1;
    pointer-events: none;
}

/* ===== HOLOGRAPHIC UI OVERLAY ===== */
.holo-ui-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 1;
    pointer-events: none;
    opacity: 0.3;
}

.holo-grid {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        linear-gradient(rgba(0, 255, 136, 0.1) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 255, 136, 0.1) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: gridPulse 4s ease-in-out infinite;
}

.neural-network {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

/* ===== AI VOICE ASSISTANT ===== */
.ai-assistant {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 1000;
}

.voice-btn {
    background: var(--holographic);
    border: none;
    border-radius: 50px;
    padding: 15px 25px;
    color: var(--quantum-white);
    font-family: var(--font-quantum);
    font-weight: 600;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
    box-shadow: var(--neural-glow);
}

.voice-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 0 30px var(--quantum-primary);
}

.voice-waves {
    position: absolute;
    top: 50%;
    left: 20px;
    transform: translateY(-50%);
    width: 20px;
    height: 20px;
    background: radial-gradient(circle, var(--quantum-primary) 2px, transparent 2px);
    animation: voiceWave 1.5s infinite;
}

.ai-text {
    margin-left: 30px;
    font-size: 14px;
    letter-spacing: 1px;
}

/* ===== 6G NAVIGATION ===== */
.nav-6g {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    background: rgba(10, 10, 10, 0.9);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0, 255, 136, 0.2);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 2rem;
    height: 80px;
    max-width: 1400px;
    margin: 0 auto;
}

.logo-quantum {
    position: relative;
    font-family: var(--font-quantum);
    font-size: 24px;
    font-weight: 900;
    color: var(--quantum-primary);
    text-shadow: var(--neural-glow);
}

.logo-glow {
    position: absolute;
    top: -10px;
    left: -10px;
    right: -10px;
    bottom: -10px;
    background: var(--holographic);
    border-radius: 50%;
    filter: blur(15px);
    opacity: 0.3;
    animation: logoGlow 3s ease-in-out infinite;
}

.nav-holographic {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-holographic a {
    color: var(--quantum-white);
    text-decoration: none;
    font-family: var(--font-quantum);
    font-weight: 400;
    padding: 10px 15px;
    border-radius: 25px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.nav-holographic a:hover {
    color: var(--quantum-primary);
    background: rgba(0, 255, 136, 0.1);
    box-shadow: 0 0 15px rgba(0, 255, 136, 0.3);
}

.nav-holographic a::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--holographic);
    transition: left 0.3s ease;
    z-index: -1;
    opacity: 0.2;
}

.nav-holographic a:hover::before {
    left: 0;
}

.btn-4d {
    background: var(--holographic);
    border: none;
    color: var(--quantum-white);
    padding: 12px 20px;
    border-radius: 25px;
    font-family: var(--font-quantum);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.btn-4d:hover {
    transform: rotateX(10deg) rotateY(10deg);
    box-shadow: var(--neural-glow);
}

/* ===== HERO SECTION - QUANTUM LANDING ===== */
.hero-quantum {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    align-items: center;
}

.hero-hologram {
    position: relative;
}

.floating-data {
    position: absolute;
    top: -50px;
    right: -50px;
    width: 200px;
    height: 200px;
    background: var(--holographic);
    border-radius: 50%;
    filter: blur(30px);
    opacity: 0.3;
    animation: floatData 6s ease-in-out infinite;
}

.profile-3d {
    width: 300px;
    height: 300px;
    background: var(--holographic);
    border-radius: 20px;
    margin-bottom: 2rem;
    position: relative;
    transform-style: preserve-3d;
    animation: rotate3D 20s linear infinite;
}

.quantum-title {
    font-family: var(--font-quantum);
    font-size: 3.5rem;
    font-weight: 900;
    margin-bottom: 1rem;
    position: relative;
}

.glitch-text {
    position: relative;
    color: var(--quantum-primary);
    text-shadow: var(--neural-glow);
    animation: glitch 2s infinite;
}

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

.glitch-text::before {
    color: var(--quantum-secondary);
    animation: glitch-1 0.5s infinite;
    clip-path: polygon(0 0, 100% 0, 100% 45%, 0 45%);
}

.glitch-text::after {
    color: var(--quantum-tertiary);
    animation: glitch-2 0.5s infinite;
    clip-path: polygon(0 55%, 100% 55%, 100% 100%, 0 100%);
}

.subtitle-quantum {
    display: block;
    font-family: var(--font-neural);
    font-size: 1.5rem;
    font-weight: 300;
    color: var(--quantum-tertiary);
    margin-top: 1rem;
    opacity: 0.8;
}

.stats-matrix {
    display: flex;
    gap: 2rem;
    margin-top: 3rem;
}

.stat-cube {
    perspective: 1000px;
}

.cube-face {
    width: 120px;
    height: 120px;
    background: rgba(0, 255, 136, 0.1);
    border: 2px solid var(--quantum-primary);
    border-radius: 15px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    transform-style: preserve-3d;
    transition: transform 0.3s ease;
    position: relative;
    overflow: hidden;
}

.cube-face:hover {
    transform: rotateX(15deg) rotateY(15deg);
    box-shadow: var(--neural-glow);
}

.stat-number {
    font-family: var(--font-quantum);
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--quantum-primary);
    text-shadow: var(--neural-glow);
}

.stat-label {
    font-family: var(--font-neural);
    font-size: 0.9rem;
    color: var(--quantum-white);
    margin-top: 0.5rem;
    text-align: center;
}

.network-6g {
    position: relative;
    width: 100%;
    height: 500px;
    background: radial-gradient(circle at center, rgba(0, 255, 136, 0.1), transparent);
    border-radius: 20px;
    overflow: hidden;
}

/* ===== RESEARCH SECTION ===== */
.research-quantum {
    padding: var(--space-6g) 0;
    position: relative;
}

.container-fluid {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section-title-holo {
    text-align: center;
    margin-bottom: var(--space-6g);
    position: relative;
}

.text-glow {
    font-family: var(--font-quantum);
    font-size: 3rem;
    font-weight: 900;
    color: var(--quantum-primary);
    text-shadow: var(--neural-glow);
    position: relative;
    z-index: 2;
}

.title-particles {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 100px;
    background: var(--holographic);
    border-radius: 50%;
    filter: blur(20px);
    opacity: 0.3;
    animation: titleParticles 4s ease-in-out infinite;
}

.neural-viz {
    width: 100%;
    height: 200px;
    margin-bottom: 3rem;
    position: relative;
    background: linear-gradient(90deg, transparent, rgba(0, 255, 136, 0.1), transparent);
    border-radius: 15px;
}

.research-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.research-card {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    transition: transform 0.3s ease;
}

.research-card:hover {
    transform: translateY(-10px) rotateX(5deg);
}

.card-hologram {
    background: rgba(0, 255, 136, 0.05);
    border: 1px solid rgba(0, 255, 136, 0.2);
    border-radius: 20px;
    padding: 2rem;
    position: relative;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.research-card:hover .card-hologram {
    background: rgba(0, 255, 136, 0.1);
    box-shadow: var(--neural-glow);
}

.research-icon {
    width: 60px;
    height: 60px;
    margin-bottom: 1.5rem;
    position: relative;
}

.quantum-symbol,
.ai-brain,
.brain-computer {
    width: 100%;
    height: 100%;
    background: var(--holographic);
    border-radius: 50%;
    position: relative;
    animation: iconSpin 10s linear infinite;
}

.research-card h3 {
    font-family: var(--font-quantum);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--quantum-primary);
    margin-bottom: 1rem;
}

.research-card p {
    font-family: var(--font-neural);
    font-size: 1rem;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 1.5rem;
}

.research-metrics {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.metric {
    background: rgba(0, 255, 136, 0.1);
    border: 1px solid var(--quantum-primary);
    border-radius: 15px;
    padding: 5px 12px;
    font-family: var(--font-quantum);
    font-size: 0.8rem;
    color: var(--quantum-primary);
    font-weight: 600;
}

/* ===== 6G PROJECTS ===== */
.projects-6g {
    padding: var(--space-6g) 0;
    background: radial-gradient(circle at center, rgba(0, 204, 255, 0.05), transparent);
}

.matrix-rain {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100px;
    background: linear-gradient(to bottom, transparent, rgba(0, 255, 136, 0.1));
    animation: matrixEffect 3s linear infinite;
}

.projects-3d-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    perspective: 1000px;
}

/* ===== NEURAL BLOG ===== */
.blog-neural {
    padding: var(--space-6g) 0;
}

.blog-quantum-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.blog-card {
    position: relative;
    transition: all 0.3s ease;
}

.blog-card:hover {
    transform: translateY(-5px) rotateY(2deg);
}

.blog-hologram {
    background: rgba(139, 92, 246, 0.05);
    border: 1px solid rgba(139, 92, 246, 0.2);
    border-radius: 20px;
    padding: 2rem;
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
}

.blog-card:hover .blog-hologram {
    background: rgba(139, 92, 246, 0.1);
    box-shadow: 0 0 20px rgba(139, 92, 246, 0.3);
}

.blog-date {
    font-family: var(--font-quantum);
    font-size: 0.9rem;
    color: var(--neural-purple);
    margin-bottom: 1rem;
    font-weight: 600;
}

.blog-card h3 {
    font-family: var(--font-quantum);
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--quantum-white);
    margin-bottom: 1rem;
    line-height: 1.4;
}

.blog-tags {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin-top: 1.5rem;
}

.tag {
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 0.7rem;
    font-family: var(--font-quantum);
    font-weight: 600;
    border: 1px solid;
}

.tag.quantum {
    background: rgba(0, 255, 136, 0.1);
    color: var(--quantum-primary);
    border-color: var(--quantum-primary);
}

.tag.sixg {
    background: rgba(0, 204, 255, 0.1);
    color: var(--quantum-tertiary);
    border-color: var(--quantum-tertiary);
}

.tag.ai {
    background: rgba(139, 92, 246, 0.1);
    color: var(--neural-purple);
    border-color: var(--neural-purple);
}

/* ===== QUANTUM CONTACT ===== */
.contact-quantum {
    padding: var(--space-6g) 0;
    background: radial-gradient(circle at center, rgba(255, 0, 102, 0.05), transparent);
}

.contact-matrix {
    max-width: 1000px;
    margin: 0 auto;
}

.contact-hologram {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(0, 255, 136, 0.2);
    border-radius: 25px;
    padding: 3rem;
    backdrop-filter: blur(20px);
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.info-node {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.info-label {
    font-family: var(--font-quantum);
    font-size: 0.9rem;
    color: var(--quantum-primary);
    font-weight: 600;
}

.info-value {
    font-family: var(--font-neural);
    font-size: 1.1rem;
    color: var(--quantum-white);
}

.form-6g {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.input-quantum {
    position: relative;
}

.input-quantum input,
.input-quantum textarea {
    width: 100%;
    background: rgba(0, 255, 136, 0.05);
    border: 1px solid rgba(0, 255, 136, 0.3);
    border-radius: 15px;
    padding: 15px;
    color: var(--quantum-white);
    font-family: var(--font-neural);
    font-size: 1rem;
    transition: all 0.3s ease;
}

.input-quantum textarea {
    resize: vertical;
    min-height: 120px;
}

.input-quantum input:focus,
.input-quantum textarea:focus {
    outline: none;
    border-color: var(--quantum-primary);
    box-shadow: 0 0 15px rgba(0, 255, 136, 0.3);
}

.input-quantum label {
    position: absolute;
    top: 15px;
    left: 15px;
    color: rgba(255, 255, 255, 0.6);
    font-family: var(--font-neural);
    transition: all 0.3s ease;
    pointer-events: none;
}

.input-quantum input:focus + label,
.input-quantum input:valid + label,
.input-quantum textarea:focus + label,
.input-quantum textarea:valid + label {
    top: -10px;
    left: 10px;
    font-size: 0.8rem;
    color: var(--quantum-primary);
    background: var(--dark-matter);
    padding: 0 5px;
}

.btn-quantum {
    background: var(--holographic);
    border: none;
    border-radius: 25px;
    padding: 15px 30px;
    color: var(--quantum-white);
    font-family: var(--font-quantum);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

.btn-quantum:hover {
    transform: translateY(-2px);
    box-shadow: var(--neural-glow);
}

.btn-particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--holographic);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.btn-quantum:hover .btn-particles {
    opacity: 0.3;
    animation: particleExplode 0.6s ease-out;
}

/* ===== FOOTER ===== */
.footer-quantum {
    background: var(--void-black);
    border-top: 1px solid rgba(0, 255, 136, 0.2);
    padding: 2rem 0;
}

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

.footer-info p {
    font-family: var(--font-neural);
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: 0.5rem;
}

.footer-social {
    display: flex;
    gap: 1rem;
}

.social-quantum {
    color: var(--quantum-primary);
    text-decoration: none;
    font-family: var(--font-quantum);
    font-weight: 600;
    padding: 8px 15px;
    border: 1px solid var(--quantum-primary);
    border-radius: 15px;
    transition: all 0.3s ease;
}

.social-quantum:hover {
    background: var(--quantum-primary);
    color: var(--dark-matter);
    box-shadow: 0 0 15px rgba(0, 255, 136, 0.5);
}

/* ===== ANIMATIONS ===== */
@keyframes gridPulse {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 0.6; }
}

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

@keyframes logoGlow {
    0%, 100% { opacity: 0.3; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(1.1); }
}

@keyframes floatData {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(180deg); }
}

@keyframes rotate3D {
    0% { transform: rotateX(0) rotateY(0); }
    25% { transform: rotateX(10deg) rotateY(90deg); }
    50% { transform: rotateX(0) rotateY(180deg); }
    75% { transform: rotateX(-10deg) rotateY(270deg); }
    100% { transform: rotateX(0) rotateY(360deg); }
}

@keyframes glitch {
    0% { text-shadow: var(--neural-glow); }
    10% { text-shadow: 2px 0 var(--quantum-secondary), -2px 0 var(--quantum-tertiary); }
    20% { text-shadow: var(--neural-glow); }
    30% { text-shadow: -2px 0 var(--quantum-secondary), 2px 0 var(--quantum-tertiary); }
    40% { text-shadow: var(--neural-glow); }
    50% { text-shadow: 1px 0 var(--quantum-secondary), -1px 0 var(--quantum-tertiary); }
    60% { text-shadow: var(--neural-glow); }
    70% { text-shadow: -1px 0 var(--quantum-secondary), 1px 0 var(--quantum-tertiary); }
    80% { text-shadow: var(--neural-glow); }
    90% { text-shadow: 2px 0 var(--quantum-secondary), -2px 0 var(--quantum-tertiary); }
    100% { text-shadow: var(--neural-glow); }
}

@keyframes glitch-1 {
    0% { transform: translateX(0); }
    10% { transform: translateX(-2px); }
    20% { transform: translateX(2px); }
    30% { transform: translateX(-2px); }
    40% { transform: translateX(2px); }
    50% { transform: translateX(0); }
    100% { transform: translateX(0); }
}

@keyframes glitch-2 {
    0% { transform: translateX(0); }
    10% { transform: translateX(2px); }
    20% { transform: translateX(-2px); }
    30% { transform: translateX(2px); }
    40% { transform: translateX(-2px); }
    50% { transform: translateX(0); }
    100% { transform: translateX(0); }
}

@keyframes titleParticles {
    0%, 100% { transform: translateX(-50%) scale(1) rotate(0deg); opacity: 0.3; }
    50% { transform: translateX(-50%) scale(1.2) rotate(180deg); opacity: 0.6; }
}

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

@keyframes matrixEffect {
    0% { transform: translateY(-100%); }
    100% { transform: translateY(100%); }
}

@keyframes particleExplode {
    0% { transform: scale(0); opacity: 1; }
    50% { transform: scale(1.5); opacity: 0.6; }
    100% { transform: scale(2); opacity: 0; }
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 1200px) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }
    
    .contact-hologram {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}

@media (max-width: 768px) {
    .nav-container {
        padding: 0 1rem;
    }
    
    .nav-holographic {
        display: none;
    }
    
    .quantum-title {
        font-size: 2.5rem;
    }
    
    .stats-matrix {
        flex-direction: column;
        align-items: center;
    }
    
    .research-grid {
        grid-template-columns: 1fr;
    }
    
    .text-glow {
        font-size: 2rem;
    }
    
    .container-fluid {
        padding: 0 1rem;
    }
}

@media (max-width: 480px) {
    .quantum-title {
        font-size: 2rem;
    }
    
    .subtitle-quantum {
        font-size: 1.2rem;
    }
    
    .voice-btn {
        padding: 12px 20px;
    }
    
    .ai-text {
        font-size: 12px;
    }
}