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

        :root {
            --neon-green: #00ff41;
            --neon-pink: #ff006e;
            --neon-blue: #00f3ff;
            --neon-purple: #9d00ff;
            --neon-yellow: #ffff00;
            --neon-orange: #ff6600;
            --dark-bg: #000000;
            --darker-bg: #0a0a0a;
            --card-bg: rgba(0, 255, 65, 0.03);
            --text-primary: #ffffff;
            --text-dim: #666666;
        }

        body {
            font-family: 'Courier New', monospace;
            background-color: var(--dark-bg);
            color: var(--text-primary);
            overflow-x: hidden;
            cursor: crosshair;
        }

        /* Enhanced custom cursor */
        .cursor-dot {
            position: fixed;
            width: 20px;
            height: 20px;
            border: 2px solid var(--neon-green);
            border-radius: 50%;
            pointer-events: none;
            z-index: 9999;
            transition: 0.1s;
            mix-blend-mode: difference;
            transform: translate(-50%, -50%);
        }

        .cursor-dot-outline {
            position: fixed;
            width: 40px;
            height: 40px;
            border: 1px solid var(--neon-green);
            border-radius: 50%;
            pointer-events: none;
            z-index: 9998;
            transition: 0.2s;
            transform: translate(-50%, -50%);
            opacity: 0.5;
        }

        /* Enhanced animated background */
        .cyber-grid {
            position: fixed;
            width: 100%;
            height: 100%;
            background-image: 
                linear-gradient(rgba(0, 255, 65, 0.1) 1px, transparent 1px),
                linear-gradient(90deg, rgba(0, 255, 65, 0.1) 1px, transparent 1px);
            background-size: 50px 50px;
            animation: grid-move 10s linear infinite;
            z-index: -2;
        }

        /* Matrix rain effect */
        .matrix-rain {
            position: fixed;
            width: 100%;
            height: 100%;
            z-index: -1;
            opacity: 0.1;
            overflow: hidden;
        }

        .matrix-column {
            position: absolute;
            font-family: monospace;
            font-size: 16px;
            color: var(--neon-green);
            text-shadow: 0 0 5px var(--neon-green);
            animation: matrix-fall linear infinite;
        }

        @keyframes matrix-fall {
            to {
                transform: translateY(100vh);
            }
        }

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

        /* Enhanced floating particles */
        .particles {
            position: fixed;
            width: 100%;
            height: 100%;
            overflow: hidden;
            z-index: -1;
        }

        .particle {
            position: absolute;
            width: 4px;
            height: 4px;
            background: var(--neon-green);
            box-shadow: 0 0 10px var(--neon-green);
            animation: float-up 15s infinite linear;
        }

        .particle.blue {
            background: var(--neon-blue);
            box-shadow: 0 0 10px var(--neon-blue);
        }

        .particle.pink {
            background: var(--neon-pink);
            box-shadow: 0 0 10px var(--neon-pink);
        }

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

        /* Enhanced Navigation */
        nav {
            position: fixed;
            top: 0;
            width: 100%;
            background: linear-gradient(180deg, rgba(0, 0, 0, 0.95), rgba(0, 0, 0, 0.8));
            backdrop-filter: blur(20px) saturate(180%);
            z-index: 1000;
            padding: 1.5rem;
            border-bottom: 2px solid var(--neon-green);
            box-shadow: 
                0 0 30px rgba(0, 255, 65, 0.5),
                0 10px 40px rgba(0, 0, 0, 0.8);
            transition: all 0.3s ease;
        }

        nav.scrolled {
            padding: 1rem;
            background: rgba(0, 0, 0, 0.98);
        }

        nav ul {
            display: flex;
            justify-content: center;
            list-style: none;
            gap: 3rem;
            align-items: center;
        }

        nav a {
            color: var(--text-primary);
            text-decoration: none;
            font-size: 1.1rem;
            text-transform: uppercase;
            letter-spacing: 2px;
            position: relative;
            transition: all 0.3s;
            padding: 0.5rem 0;
        }

        nav a::before {
            content: '';
            position: absolute;
            bottom: -5px;
            left: 0;
            width: 0;
            height: 2px;
            background: linear-gradient(90deg, var(--neon-green), var(--neon-blue));
            transition: width 0.3s ease;
        }

        nav a:hover::before {
            width: 100%;
        }

        nav a::after {
            content: attr(data-hover);
            position: absolute;
            top: 0;
            left: 0;
            color: var(--neon-green);
            text-shadow: 0 0 20px var(--neon-green);
            opacity: 0;
            transition: opacity 0.3s;
            pointer-events: none;
        }

        nav a:hover {
            color: transparent;
        }

        nav a:hover::after {
            opacity: 1;
        }

        /* Sections */
        section {
            min-height: 100vh;
            padding: 7rem 2rem 3rem;
            max-width: 1400px;
            margin: 0 auto;
            position: relative;
        }

        /* Enhanced Hero Section */
        .hero {
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            text-align: center;
            min-height: 100vh;
            position: relative;
            overflow: hidden;
        }

        /* 3D rotating background element */
        .hero-bg-3d {
            position: absolute;
            width: 150%;
            height: 150%;
            top: -25%;
            left: -25%;
            background: radial-gradient(circle at center, transparent 0%, rgba(0, 255, 65, 0.1) 50%, transparent 100%);
            animation: rotate-3d 20s linear infinite;
            transform-style: preserve-3d;
            opacity: 0.3;
        }

        @keyframes rotate-3d {
            0% { transform: rotateX(0deg) rotateY(0deg); }
            100% { transform: rotateX(360deg) rotateY(360deg); }
        }

        .hero-title {
            font-size: 6rem;
            font-weight: bold;
            text-transform: uppercase;
            position: relative;
            animation: glitch 2s infinite;
            margin-bottom: 1rem;
            letter-spacing: 0.5rem;
            background: linear-gradient(45deg, var(--neon-green), var(--neon-blue), var(--neon-purple));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            filter: drop-shadow(0 0 30px rgba(0, 255, 65, 0.8));
        }

        .hero-title::before,
        .hero-title::after {
            content: attr(data-text);
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            -webkit-text-fill-color: initial;
        }

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

        .hero-title::after {
            animation: glitch-2 0.5s infinite;
            color: var(--neon-blue);
            z-index: -1;
            filter: blur(1px);
        }

        @keyframes glitch {
            0%, 100% { filter: drop-shadow(0 0 30px rgba(0, 255, 65, 0.8)); }
            25% { filter: drop-shadow(-2px 0 var(--neon-pink)) drop-shadow(2px 0 var(--neon-blue)); }
            50% { filter: drop-shadow(2px 0 var(--neon-pink)) drop-shadow(-2px 0 var(--neon-blue)); }
            75% { filter: drop-shadow(0 0 40px var(--neon-purple)); }
        }

        @keyframes glitch-1 {
            0%, 100% { clip-path: inset(0 0 0 0); transform: translate(0); }
            20% { clip-path: inset(20% 0 60% 0); transform: translate(-2px); }
            40% { clip-path: inset(50% 0 20% 0); transform: translate(2px); }
            60% { clip-path: inset(10% 0 80% 0); transform: translate(0); }
            80% { clip-path: inset(80% 0 10% 0); transform: translate(2px); }
        }

        @keyframes glitch-2 {
            0%, 100% { clip-path: inset(0 0 0 0); transform: translate(0); }
            20% { clip-path: inset(80% 0 10% 0); transform: translate(2px); }
            40% { clip-path: inset(10% 0 80% 0); transform: translate(-2px); }
            60% { clip-path: inset(50% 0 20% 0); transform: translate(0); }
            80% { clip-path: inset(20% 0 60% 0); transform: translate(-2px); }
        }

        .hero-subtitle {
            font-size: 1.8rem;
            color: var(--neon-green);
            text-shadow: 0 0 20px var(--neon-green);
            margin-bottom: 2rem;
            opacity: 0;
            animation: pulse-fade-in 2s ease-out forwards;
            animation-delay: 0.5s;
        }

        @keyframes pulse-fade-in {
            0% { opacity: 0; transform: scale(0.8) translateY(20px); }
            50% { opacity: 1; transform: scale(1.1) translateY(-5px); }
            100% { opacity: 1; transform: scale(1) translateY(0); }
        }

        /* Enhanced cyber terminal */
        .cyber-terminal {
            background: linear-gradient(135deg, rgba(0, 0, 0, 0.9), rgba(0, 255, 65, 0.1));
            border: 2px solid var(--neon-green);
            border-radius: 15px;
            padding: 2rem;
            margin: 2rem auto;
            max-width: 800px;
            position: relative;
            overflow: hidden;
            box-shadow: 
                0 0 50px rgba(0, 255, 65, 0.5),
                inset 0 0 50px rgba(0, 255, 65, 0.1),
                0 20px 60px rgba(0, 0, 0, 0.5);
            backdrop-filter: blur(10px);
        }

        .cyber-terminal::before {
            content: '';
            position: absolute;
            top: -100%;
            left: -100%;
            width: 300%;
            height: 300%;
            background: linear-gradient(45deg, 
                transparent 30%, 
                rgba(0, 255, 65, 0.1) 50%, 
                transparent 70%);
            animation: scan 4s infinite linear;
        }

        .cyber-terminal::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: 
                repeating-linear-gradient(
                    0deg,
                    transparent,
                    transparent 2px,
                    rgba(0, 255, 65, 0.03) 2px,
                    rgba(0, 255, 65, 0.03) 4px
                );
            pointer-events: none;
        }

        @keyframes scan {
            0% { transform: translateX(-100%) translateY(-100%) rotate(45deg); }
            100% { transform: translateX(100%) translateY(100%) rotate(45deg); }
        }

        .terminal-header {
            display: flex;
            gap: 10px;
            margin-bottom: 1rem;
            position: relative;
            z-index: 1;
        }

        .terminal-button {
            width: 15px;
            height: 15px;
            border-radius: 50%;
            background: var(--neon-green);
            box-shadow: 0 0 10px currentColor;
            cursor: pointer;
            transition: all 0.3s;
        }

        .terminal-button:hover {
            transform: scale(1.2);
            filter: brightness(1.5);
        }

        .terminal-button:nth-child(2) {
            background: var(--neon-pink);
        }

        .terminal-button:nth-child(3) {
            background: var(--neon-blue);
        }

        .terminal-text {
            font-family: 'Courier New', monospace;
            color: var(--neon-green);
            text-shadow: 0 0 5px currentColor;
            line-height: 1.8;
            position: relative;
            z-index: 1;
        }

        .terminal-text span {
            animation: type-blink 1s infinite;
        }

        @keyframes type-blink {
            0%, 50% { opacity: 1; }
            51%, 100% { opacity: 0; }
        }

        /* Enhanced cards with cyber effect */
        .cyber-card {
            background: linear-gradient(135deg, rgba(0, 0, 0, 0.8), rgba(0, 255, 65, 0.05));
            border: 1px solid var(--neon-green);
            border-radius: 10px;
            padding: 2.5rem;
            margin: 2rem 0;
            position: relative;
            overflow: hidden;
            transition: all 0.3s;
            transform-style: preserve-3d;
            transform: perspective(1000px) rotateX(0deg) rotateY(0deg);
        }

        .cyber-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, 
                transparent, 
                rgba(0, 255, 65, 0.3), 
                transparent);
            transition: left 0.5s;
        }

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

        .cyber-card:hover {
            transform: perspective(1000px) rotateX(2deg) rotateY(-5deg) translateY(-10px) scale(1.02);
            border-color: var(--neon-pink);
            box-shadow: 
                0 20px 40px rgba(255, 0, 110, 0.3),
                0 0 60px rgba(0, 255, 65, 0.3),
                inset 0 0 30px rgba(0, 255, 65, 0.1),
                0 30px 60px rgba(0, 0, 0, 0.5);
        }

        .cyber-card h3 {
            color: var(--neon-green);
            font-size: 1.8rem;
            margin-bottom: 1rem;
            text-transform: uppercase;
            letter-spacing: 2px;
            text-shadow: 0 0 15px currentColor;
            position: relative;
        }

        .cyber-card h3::after {
            content: '';
            position: absolute;
            bottom: -5px;
            left: 0;
            width: 50px;
            height: 2px;
            background: linear-gradient(90deg, var(--neon-green), transparent);
            animation: expand 2s ease-in-out infinite;
        }

        @keyframes expand {
            0%, 100% { width: 50px; }
            50% { width: 100px; }
        }

        .cyber-card p {
            color: var(--text-primary);
            line-height: 1.8;
            opacity: 0.9;
        }

        /* Enhanced skills visualization */
        .skills-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
            margin-top: 3rem;
        }

        .skill-box {
            background: linear-gradient(135deg, rgba(0, 0, 0, 0.9), rgba(157, 0, 255, 0.1));
            border: 2px solid var(--neon-purple);
            border-radius: 10px;
            padding: 1.5rem;
            position: relative;
            overflow: hidden;
            transition: all 0.3s;
            cursor: pointer;
        }

        .skill-box::before {
            content: '';
            position: absolute;
            top: -2px;
            left: -2px;
            right: -2px;
            bottom: -2px;
            background: linear-gradient(45deg, 
                var(--neon-green), 
                var(--neon-pink), 
                var(--neon-blue), 
                var(--neon-purple));
            border-radius: 10px;
            opacity: 0;
            z-index: -1;
            transition: opacity 0.3s;
            animation: rotate-gradient 3s linear infinite;
            filter: blur(5px);
        }

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

        .skill-box:hover::before {
            opacity: 1;
        }

        .skill-box:hover {
            transform: translateY(-5px) scale(1.02);
            background: rgba(0, 0, 0, 0.95);
            box-shadow: 0 20px 40px rgba(157, 0, 255, 0.4);
        }

        .skill-name {
            color: var(--neon-purple);
            font-weight: bold;
            margin-bottom: 0.5rem;
            text-transform: uppercase;
            letter-spacing: 1px;
            text-shadow: 0 0 10px currentColor;
        }

        .skill-bar {
            height: 8px;
            background: rgba(255, 255, 255, 0.1);
            border-radius: 10px;
            overflow: hidden;
            margin-top: 0.5rem;
            position: relative;
        }

        .skill-progress {
            height: 100%;
            background: linear-gradient(90deg, var(--neon-green), var(--neon-blue), var(--neon-purple));
            border-radius: 10px;
            animation: load-skill 2s ease-out;
            box-shadow: 0 0 20px currentColor;
            position: relative;
            overflow: hidden;
        }

        .skill-progress::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            bottom: 0;
            right: 0;
            background: linear-gradient(90deg, 
                transparent, 
                rgba(255, 255, 255, 0.5), 
                transparent);
            animation: shimmer 2s infinite;
        }

        @keyframes shimmer {
            0% { transform: translateX(-100%); }
            100% { transform: translateX(100%); }
        }

        @keyframes load-skill {
            0% { width: 0; opacity: 0; }
            50% { opacity: 1; }
            100% { opacity: 1; }
        }

        /* Enhanced timeline */
        .timeline {
            position: relative;
            padding: 3rem 0;
        }

        .timeline-line {
            position: absolute;
            left: 50%;
            top: 0;
            bottom: 0;
            width: 4px;
            background: linear-gradient(180deg, 
                var(--neon-pink), 
                var(--neon-purple), 
                var(--neon-blue));
            transform: translateX(-50%);
            box-shadow: 0 0 20px rgba(157, 0, 255, 0.5);
        }

        .timeline-line::before {
            content: '';
            position: absolute;
            top: 0;
            left: -10px;
            right: -10px;
            bottom: 0;
            background: linear-gradient(180deg, 
                transparent,
                rgba(157, 0, 255, 0.2),
                transparent);
            animation: pulse-line 3s ease-in-out infinite;
        }

        @keyframes pulse-line {
            0%, 100% { opacity: 0.5; }
            50% { opacity: 1; }
        }

        .timeline-item {
            position: relative;
            width: calc(50% - 3rem);
            padding: 2rem;
            margin-bottom: 3rem;
            background: linear-gradient(135deg, rgba(0, 0, 0, 0.9), rgba(157, 0, 255, 0.1));
            border: 2px solid var(--neon-purple);
            border-radius: 10px;
            backdrop-filter: blur(10px);
            transition: all 0.3s ease;
        }

        .timeline-item:hover {
            transform: scale(1.05);
            box-shadow: 0 0 40px rgba(157, 0, 255, 0.6);
            border-color: var(--neon-pink);
        }

        .timeline-item:nth-child(odd) {
            margin-left: auto;
        }

        .timeline-dot {
            position: absolute;
            width: 30px;
            height: 30px;
            background: radial-gradient(circle, var(--neon-purple), var(--neon-pink));
            border: 4px solid var(--dark-bg);
            border-radius: 50%;
            top: 2rem;
            box-shadow: 0 0 30px var(--neon-purple);
            animation: pulse 2s infinite;
            cursor: pointer;
            transition: all 0.3s;
        }

        .timeline-dot:hover {
            transform: scale(1.3);
            box-shadow: 0 0 50px var(--neon-pink);
        }

        @keyframes pulse {
            0%, 100% { 
                transform: scale(1); 
                box-shadow: 0 0 30px var(--neon-purple);
            }
            50% { 
                transform: scale(1.2); 
                box-shadow: 0 0 50px var(--neon-purple), 
                            0 0 80px var(--neon-pink);
            }
        }

        .timeline-item:nth-child(odd) .timeline-dot {
            left: -45px;
        }

        .timeline-item:nth-child(even) .timeline-dot {
            right: -45px;
        }

        /* Enhanced resource links */
        .resource-link {
            display: inline-block;
            color: var(--neon-blue);
            text-decoration: none;
            padding: 1rem 2rem;
            border: 2px solid var(--neon-blue);
            border-radius: 30px;
            margin: 0.5rem;
            transition: all 0.3s;
            position: relative;
            overflow: hidden;
            text-transform: uppercase;
            letter-spacing: 1px;
            font-weight: bold;
        }

        .resource-link::before {
            content: '';
            position: absolute;
            top: 50%;
            left: 50%;
            width: 0;
            height: 0;
            background: var(--neon-blue);
            border-radius: 50%;
            transform: translate(-50%, -50%);
            transition: all 0.5s;
        }

        .resource-link:hover::before {
            width: 300px;
            height: 300px;
        }

        .resource-link:hover {
            color: var(--dark-bg);
            box-shadow: 0 0 30px var(--neon-blue);
            transform: translateY(-2px) scale(1.05);
            z-index: 1;
        }

        .resource-link span {
            position: relative;
            z-index: 1;
        }

        /* Enhanced contact section */
        .contact-item {
            background: linear-gradient(135deg, rgba(0, 0, 0, 0.9), rgba(0, 255, 65, 0.1));
            border: 2px solid var(--neon-green);
            border-radius: 10px;
            padding: 2rem 4rem;
            text-decoration: none;
            color: var(--text-primary);
            transition: all 0.3s;
            position: relative;
            overflow: hidden;
            cursor: pointer;
            display: inline-block;
            transform: perspective(1000px) rotateX(0deg);
        }

        .contact-item::before {
            content: '';
            position: absolute;
            top: 50%;
            left: 50%;
            width: 0;
            height: 0;
            background: radial-gradient(circle, rgba(0, 255, 65, 0.3), transparent);
            border-radius: 50%;
            transform: translate(-50%, -50%);
            transition: all 0.5s;
        }

        .contact-item:hover::before {
            width: 400px;
            height: 400px;
        }

        .contact-item:hover {
            transform: perspective(1000px) rotateX(-10deg) translateY(-5px);
            border-color: var(--neon-pink);
            color: var(--neon-green);
            box-shadow: 
                0 0 40px rgba(255, 0, 110, 0.5),
                0 20px 40px rgba(0, 0, 0, 0.5);
        }

        /* Copy feedback */
        .copy-feedback {
            position: fixed;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%) scale(0);
            background: linear-gradient(135deg, var(--neon-green), var(--neon-blue));
            color: var(--dark-bg);
            padding: 1rem 2rem;
            border-radius: 10px;
            font-size: 1.2rem;
            font-weight: bold;
            opacity: 0;
            pointer-events: none;
            transition: all 0.3s;
            white-space: nowrap;
            z-index: 10000;
            box-shadow: 0 0 40px rgba(0, 255, 65, 0.8);
        }

        .copy-feedback.show {
            opacity: 1;
            transform: translate(-50%, -50%) scale(1);
        }

        /* Enhanced section titles */
        .section-title {
            font-size: 4rem;
            text-align: center;
            margin-bottom: 3rem;
            text-transform: uppercase;
            letter-spacing: 5px;
            position: relative;
            color: var(--text-primary);
            display: inline-block;
            width: 100%;
        }

        .section-title::before {
            content: attr(data-text);
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            background: linear-gradient(90deg, 
                var(--neon-green), 
                var(--neon-blue), 
                var(--neon-purple), 
                var(--neon-pink));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            filter: blur(3px);
            animation: title-glow 3s ease-in-out infinite;
        }

        @keyframes title-glow {
            0%, 100% { filter: blur(3px) brightness(1); }
            50% { filter: blur(5px) brightness(1.5); }
        }

        .section-title::after {
            content: '';
            position: absolute;
            bottom: -10px;
            left: 50%;
            transform: translateX(-50%);
            width: 200px;
            height: 3px;
            background: linear-gradient(90deg, 
                transparent, 
                var(--neon-green), 
                var(--neon-blue), 
                transparent);
            animation: title-line 3s ease-in-out infinite;
        }

        @keyframes title-line {
            0%, 100% { width: 200px; }
            50% { width: 300px; }
        }

        /* Enhanced Chat Interface */
        .chat-container {
            position: fixed;
            bottom: 20px;
            right: 20px;
            width: 400px;
            height: 600px;
            background: linear-gradient(135deg, rgba(0, 0, 0, 0.95), rgba(0, 255, 65, 0.05));
            border: 2px solid var(--neon-green);
            border-radius: 15px;
            display: none;
            flex-direction: column;
            box-shadow: 
                0 0 50px rgba(0, 255, 65, 0.5),
                inset 0 0 30px rgba(0, 255, 65, 0.1),
                0 20px 60px rgba(0, 0, 0, 0.8);
            transition: all 0.3s ease;
            z-index: 10000;
            overflow: hidden;
            backdrop-filter: blur(20px);
        }

        /* Mobile fullscreen overlay */
        @media (max-width: 768px) {
            body.chat-open {
                overflow: hidden;
                position: fixed;
                width: 100%;
                height: 100%;
            }

            .chat-overlay {
                display: none;
                position: fixed;
                top: 0;
                left: 0;
                width: 100%;
                height: 100%;
                background: rgba(0, 0, 0, 0.95);
                z-index: 9998;
                backdrop-filter: blur(10px);
            }

            .chat-overlay.active {
                display: block;
            }

            .chat-container {
                bottom: 0;
                right: 0;
                left: 0;
                top: 0;
                width: 100%;
                height: 100%;
                max-height: 100%;
                border-radius: 0;
                border: none;
            }

            .chat-container.active {
                display: flex;
            }

            .chat-header {
                padding: 1.5rem;
                position: relative;
            }

            .chat-messages {
                flex: 1;
                padding: 1rem;
                margin-bottom: 0;
            }

            .chat-input-container {
                padding: 1rem;
                padding-bottom: env(safe-area-inset-bottom, 1rem);
            }

            .message {
                max-width: 85%;
                font-size: 0.95rem;
            }

            .chat-toggle {
                bottom: 20px;
                right: 20px;
                z-index: 9997;
            }
        }

        .chat-container::before {
            content: '';
            position: absolute;
            top: -100%;
            left: -100%;
            width: 300%;
            height: 300%;
            background: linear-gradient(45deg, 
                transparent 30%, 
                rgba(0, 255, 65, 0.05) 50%, 
                transparent 70%);
            animation: scan 6s infinite linear;
            pointer-events: none;
        }

        .chat-container.active {
            display: flex;
            animation: chat-appear 0.3s ease-out;
        }

        @keyframes chat-appear {
            0% {
                transform: scale(0.8) translateY(20px);
                opacity: 0;
            }
            100% {
                transform: scale(1) translateY(0);
                opacity: 1;
            }
        }

        .chat-container.minimized {
            height: 60px;
        }

        .chat-header {
            background: linear-gradient(135deg, rgba(0, 0, 0, 0.9), rgba(0, 255, 65, 0.1));
            color: var(--neon-green);
            padding: 1rem;
            font-weight: bold;
            display: flex;
            justify-content: space-between;
            align-items: center;
            cursor: pointer;
            border-bottom: 2px solid var(--neon-green);
            text-transform: uppercase;
            letter-spacing: 2px;
            position: relative;
            z-index: 1;
        }

        .chat-header span {
            text-shadow: 0 0 10px var(--neon-green);
        }

        .chat-header-controls {
            display: flex;
            gap: 15px;
        }

        .chat-header-controls span {
            font-size: 1.2rem;
            transition: all 0.3s;
            cursor: pointer;
        }

        .chat-header-controls span:hover {
            color: var(--neon-pink);
            text-shadow: 0 0 15px var(--neon-pink);
            transform: scale(1.2);
        }

        .chat-messages {
            flex: 1;
            overflow-y: auto;
            padding: 1rem;
            display: flex;
            flex-direction: column;
            gap: 1rem;
            position: relative;
            z-index: 1;
        }

        /* Custom scrollbar */
        .chat-messages::-webkit-scrollbar {
            width: 8px;
        }

        .chat-messages::-webkit-scrollbar-track {
            background: rgba(0, 0, 0, 0.5);
            border-radius: 10px;
        }

        .chat-messages::-webkit-scrollbar-thumb {
            background: linear-gradient(180deg, var(--neon-green), var(--neon-blue));
            border-radius: 10px;
        }

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

        .chat-container.minimized .chat-messages,
        .chat-container.minimized .chat-input-container {
            display: none;
        }

        .message {
            padding: 1rem 1.2rem;
            border-radius: 15px;
            max-width: 80%;
            word-wrap: break-word;
            animation: message-appear 0.3s ease;
            backdrop-filter: blur(10px);
            position: relative;
            font-size: 0.95rem;
            line-height: 1.5;
        }

        @keyframes message-appear {
            from { 
                opacity: 0; 
                transform: translateY(10px) scale(0.9);
            }
            to { 
                opacity: 1; 
                transform: translateY(0) scale(1);
            }
        }

        .user-message {
            background: linear-gradient(135deg, rgba(0, 243, 255, 0.2), rgba(0, 243, 255, 0.1));
            border: 1px solid var(--neon-blue);
            align-self: flex-end;
            box-shadow: 0 0 20px rgba(0, 243, 255, 0.3);
            border-bottom-right-radius: 5px;
        }

        .bot-message {
            background: linear-gradient(135deg, rgba(0, 255, 65, 0.2), rgba(0, 255, 65, 0.1));
            border: 1px solid var(--neon-green);
            align-self: flex-start;
            box-shadow: 0 0 20px rgba(0, 255, 65, 0.3);
            border-bottom-left-radius: 5px;
            white-space: pre-wrap;
        }

        .bot-message strong {
            color: var(--neon-green);
            text-shadow: 0 0 5px currentColor;
        }

        .error-message {
            background: linear-gradient(135deg, rgba(255, 0, 110, 0.2), rgba(255, 0, 110, 0.1));
            border: 1px solid var(--neon-pink);
            align-self: center;
            text-align: center;
            box-shadow: 0 0 20px rgba(255, 0, 110, 0.3);
        }

        .typing-indicator {
            display: none;
            align-self: flex-start;
            padding: 1rem;
            background: rgba(0, 255, 65, 0.1);
            border-radius: 15px;
            border: 1px solid var(--neon-green);
            margin: 0 1rem;
        }

        .typing-indicator.active {
            display: flex;
            gap: 4px;
            animation: typing-appear 0.3s ease;
        }

        @keyframes typing-appear {
            from { opacity: 0; transform: scale(0.8); }
            to { opacity: 1; transform: scale(1); }
        }

        .typing-dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--neon-green), var(--neon-blue));
            box-shadow: 0 0 10px var(--neon-green);
            animation: typing-bounce 1.4s infinite;
        }

        .typing-dot:nth-child(2) { animation-delay: 0.2s; }
        .typing-dot:nth-child(3) { animation-delay: 0.4s; }

        @keyframes typing-bounce {
            0%, 60%, 100% { 
                transform: translateY(0);
                opacity: 0.4;
            }
            30% { 
                transform: translateY(-15px);
                opacity: 1;
            }
        }

        .chat-input-container {
            padding: 1rem;
            border-top: 2px solid var(--neon-green);
            display: flex;
            gap: 0.5rem;
            position: relative;
            z-index: 1;
            background: rgba(0, 0, 0, 0.8);
        }

        .chat-input {
            flex: 1;
            background: rgba(0, 0, 0, 0.5);
            border: 1px solid var(--neon-green);
            color: var(--text-primary);
            padding: 0.8rem 1rem;
            border-radius: 25px;
            font-family: inherit;
            font-size: 0.95rem;
            transition: all 0.3s;
        }

        .chat-input:focus {
            outline: none;
            box-shadow: 0 0 20px rgba(0, 255, 65, 0.5);
            background: rgba(0, 0, 0, 0.8);
            border-color: var(--neon-blue);
        }

        .send-button {
            background: linear-gradient(135deg, var(--neon-green), var(--neon-blue));
            color: var(--dark-bg);
            border: none;
            padding: 0.8rem 1.5rem;
            border-radius: 25px;
            cursor: pointer;
            font-weight: bold;
            transition: all 0.3s ease;
            text-transform: uppercase;
            letter-spacing: 1px;
            position: relative;
            overflow: hidden;
        }

        .send-button::before {
            content: '';
            position: absolute;
            top: 50%;
            left: 50%;
            width: 0;
            height: 0;
            background: rgba(255, 255, 255, 0.3);
            border-radius: 50%;
            transform: translate(-50%, -50%);
            transition: all 0.3s;
        }

        .send-button:hover:not(:disabled)::before {
            width: 100px;
            height: 100px;
        }

        .send-button:hover:not(:disabled) {
            transform: scale(1.05);
            box-shadow: 0 0 30px rgba(0, 255, 65, 0.8);
        }

        .send-button:active:not(:disabled) {
            transform: scale(0.95);
        }

        .send-button:disabled {
            opacity: 0.5;
            cursor: not-allowed;
            background: linear-gradient(135deg, #333, #555);
        }

        /* Enhanced chat toggle button */
        .chat-toggle {
            position: fixed;
            bottom: 20px;
            right: 20px;
            width: 70px;
            height: 70px;
            background: radial-gradient(circle, var(--neon-green), var(--neon-blue));
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            box-shadow: 
                0 0 40px rgba(0, 255, 65, 0.8),
                0 10px 30px rgba(0, 0, 0, 0.5);
            z-index: 9999;
            transition: all 0.3s ease;
            border: 3px solid var(--dark-bg);
            animation: float 3s ease-in-out infinite;
        }

        @keyframes float {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-10px); }
        }

        .chat-toggle:hover {
            transform: scale(1.1) rotate(10deg);
            box-shadow: 
                0 0 60px rgba(0, 255, 65, 1),
                0 0 100px rgba(0, 243, 255, 0.5);
            background: radial-gradient(circle, var(--neon-blue), var(--neon-purple));
        }

        .chat-toggle.hidden {
            display: none;
        }

        .chat-toggle svg {
            filter: drop-shadow(0 0 5px rgba(0, 0, 0, 0.5));
            width: 35px;
            height: 35px;
        }

        .chat-toggle::before {
            content: '';
            position: absolute;
            width: 100%;
            height: 100%;
            border-radius: 50%;
            background: inherit;
            z-index: -1;
            animation: ping 2s cubic-bezier(0, 0, 0.2, 1) infinite;
        }

        @keyframes ping {
            75%, 100% {
                transform: scale(1.5);
                opacity: 0;
            }
        }

        .status-indicator {
            position: absolute;
            bottom: -20px;
            left: 10px;
            font-size: 0.7rem;
            color: var(--neon-green);
            opacity: 0.7;
            text-transform: uppercase;
            letter-spacing: 1px;
            text-shadow: 0 0 5px currentColor;
        }

        /* ASCII art decoration */
        .ascii-art {
            color: var(--neon-green);
            font-size: 0.9rem;
            line-height: 1.2;
            text-align: center;
            opacity: 0.4;
            white-space: pre;
            font-family: 'Courier New', monospace;
            margin: 2rem 0;
            letter-spacing: 2px;
            text-shadow: 0 0 10px currentColor;
            animation: ascii-pulse 3s ease-in-out infinite;
        }

        @keyframes ascii-pulse {
            0%, 100% { opacity: 0.4; }
            50% { opacity: 0.8; }
        }

        /* Enhanced loading animation */
        .loader {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: var(--dark-bg);
            z-index: 10000;
            display: flex;
            justify-content: center;
            align-items: center;
            transition: opacity 0.5s;
        }

        .loader-content {
            text-align: center;
        }

        .loader-text {
            font-size: 2rem;
            color: var(--neon-green);
            text-shadow: 0 0 20px currentColor;
            animation: loader-blink 0.5s infinite;
            margin-bottom: 2rem;
        }

        .loader-bar {
            width: 300px;
            height: 4px;
            background: rgba(255, 255, 255, 0.1);
            border-radius: 2px;
            overflow: hidden;
            margin: 0 auto;
        }

        .loader-progress {
            height: 100%;
            background: linear-gradient(90deg, var(--neon-green), var(--neon-blue));
            animation: loader-progress 2s ease-out;
            box-shadow: 0 0 20px currentColor;
        }

        @keyframes loader-progress {
            0% { width: 0; }
            100% { width: 100%; }
        }

        @keyframes loader-blink {
            0%, 50% { opacity: 1; }
            51%, 100% { opacity: 0.3; }
        }

        /* Enhanced scroll indicator */
        .scroll-indicator {
            position: absolute;
            bottom: 2rem;
            left: 50%;
            transform: translateX(-50%);
            width: 30px;
            height: 50px;
            border: 2px solid var(--neon-green);
            border-radius: 20px;
            opacity: 0.6;
            cursor: pointer;
            transition: all 0.3s;
            box-shadow: 0 0 20px rgba(0, 255, 65, 0.5);
        }

        .scroll-indicator:hover {
            opacity: 1;
            transform: translateX(-50%) scale(1.1);
            border-color: var(--neon-blue);
            box-shadow: 0 0 30px rgba(0, 243, 255, 0.8);
        }

        .scroll-indicator::before {
            content: '';
            position: absolute;
            top: 10px;
            left: 50%;
            width: 6px;
            height: 6px;
            background: var(--neon-green);
            border-radius: 50%;
            transform: translateX(-50%);
            animation: scroll-down 2s infinite;
            box-shadow: 0 0 10px currentColor;
        }

        @keyframes scroll-down {
            0% { 
                top: 10px; 
                opacity: 1; 
                transform: translateX(-50%) scale(1);
            }
            100% { 
                top: 30px; 
                opacity: 0; 
                transform: translateX(-50%) scale(0.5);
            }
        }

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

        .service-card {
            background: linear-gradient(135deg, rgba(0, 0, 0, 0.9), rgba(0, 255, 65, 0.05));
            border: 2px solid var(--neon-green);
            border-radius: 15px;
            padding: 2rem;
            position: relative;
            overflow: hidden;
            transition: all 0.3s ease;
            cursor: pointer;
        }

        .service-card::before {
            content: '';
            position: absolute;
            top: -100%;
            left: -100%;
            width: 300%;
            height: 300%;
            background: radial-gradient(circle, rgba(0, 255, 65, 0.1), transparent);
            transition: all 0.5s;
        }

        .service-card:hover::before {
            top: -150%;
            left: -150%;
        }

        .service-card:hover {
            transform: translateY(-10px) scale(1.02);
            border-color: var(--neon-blue);
            box-shadow: 
                0 20px 40px rgba(0, 243, 255, 0.3),
                0 0 60px rgba(0, 255, 65, 0.2);
        }

        .service-icon {
            font-size: 3rem;
            margin-bottom: 1rem;
            display: block;
            animation: icon-float 3s ease-in-out infinite;
        }

        @keyframes icon-float {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-10px); }
        }

        /* Responsive enhancements */
        @media (max-width: 768px) {
            .hero-title { 
                font-size: 3.5rem; 
                letter-spacing: 0.2rem;
            }
            .hero-subtitle { font-size: 1.3rem; }
            nav ul { 
                gap: 1rem; 
                flex-wrap: wrap;
                padding: 0 1rem;
            }
            nav a { 
                font-size: 0.9rem; 
                letter-spacing: 1px; 
            }
            .timeline-line { left: 30px; }
            .timeline-item { 
                width: calc(100% - 60px); 
                margin-left: 60px; 
            }
            .timeline-dot { left: -45px !important; }
            .section-title { font-size: 2.5rem; }
            .section-title::after { display: none; }
            .cyber-terminal { 
                padding: 1.5rem; 
                margin: 1rem;
            }
            .services-grid {
                grid-template-columns: 1fr;
            }
        }

        /* Performance optimizations */
        @media (prefers-reduced-motion: reduce) {
            *, *::before, *::after {
                animation-duration: 0.01ms !important;
                animation-iteration-count: 1 !important;
                transition-duration: 0.01ms !important;
            }
        }

        /* Print styles */
        @media print {
            body {
                background: white;
                color: black;
            }
            nav, .chat-toggle, .chat-container, .particles, .cyber-grid, .matrix-rain {
                display: none !important;
            }
            .cyber-card, .timeline-item {
                border: 1px solid black;
                box-shadow: none;
            }
        }
        /* Ajustes para el banner disclaimer */
        body {
            padding-top: 44px !important;
        }
        
        /* Ajustar posición inicial del nav */
        #navbar {
            top: 44px !important;
            transition: top 0.3s ease !important;
        }
        
        /* Banner disclaimer - añadir transición */
        body > div[style*="position: fixed"][style*="top: 0"][style*="background: #ff6b6b"] {
            transition: transform 0.3s ease;
        }
        
        /* Cuando hay scroll, ocultar banner y subir nav */
        body.has-scrolled #navbar {
            top: 0 !important;
        }
        
        body.has-scrolled > div[style*="position: fixed"][style*="top: 0"][style*="background: #ff6b6b"] {
            transform: translateY(-100%);
        }
        
        /* Ajustar el hero section para el espacio del banner */
        .hero {
            padding-top: 10rem !important;
        }