:root {
            --primary-bg: #0a0a0a;
            --secondary-bg: #1a1a2e;
            --card-bg: rgba(26, 26, 46, 0.7);
            --accent-blue: #00f5ff;
            --accent-green: #00ff9d;
            --accent-purple: #8a2be2;
            --text-light: #f0f0f0;
            --text-muted: #a0a0a0;
            --transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
        }

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

        body {
            font-family: 'Poppins', sans-serif;
            background: linear-gradient(135deg, var(--primary-bg), var(--secondary-bg));
            color: var(--text-light);
            line-height: 1.6;
            overflow-x: hidden;
            background-attachment: fixed;
        }

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

        .container {
            width: 90%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* Header & Navigation */
        header {
            position: fixed;
            top: 0;
            width: 100%;
            z-index: 1000;
            backdrop-filter: blur(10px);
            background: rgba(10, 10, 10, 0.8);
            border-bottom: 1px solid rgba(138, 43, 226, 0.2);
        }

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

        .logo {
            font-family: 'Orbitron', sans-serif;
            font-size: 1.8rem;
            font-weight: 700;
            background: linear-gradient(to right, var(--accent-blue), var(--accent-purple));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            text-shadow: 0 0 15px rgba(0, 245, 255, 0.3);
        }

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

        .nav-links li {
            margin-left: 30px;
        }

        .nav-links a {
            color: var(--text-light);
            text-decoration: none;
            font-size: 1rem;
            position: relative;
            padding: 5px 0;
            transition: var(--transition);
        }

        .nav-links a:hover {
            color: var(--accent-blue);
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--accent-blue);
            transition: var(--transition);
        }

        .nav-links a:hover::after {
            width: 100%;
        }

        /* Hero Section */
        #home {
            height: 100vh;
            display: flex;
            align-items: center;
            position: relative;
            overflow: hidden;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 800px;
        }

        .hero-title {
            font-size: 4rem;
            margin-bottom: 20px;
            line-height: 1.1;
        }

        .hero-subtitle {
            font-size: 1.5rem;
            margin-bottom: 30px;
            color: var(--accent-blue);
            text-shadow: 0 0 10px rgba(0, 245, 255, 0.5);
        }

        .hero-description {
            font-size: 1.2rem;
            margin-bottom: 40px;
            max-width: 600px;
        }

        .btn {
            display: inline-block;
            padding: 12px 30px;
            background: transparent;
            border: 2px solid var(--accent-blue);
            color: var(--accent-blue);
            font-family: 'Orbitron', sans-serif;
            text-decoration: none;
            font-size: 1rem;
            margin-right: 15px;
            margin-top: 10px;
            border-radius: 4px;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
            z-index: 1;
        }

        .btn:hover {
            color: var(--primary-bg);
            transform: translateY(-3px);
            box-shadow: 0 5px 15px rgba(0, 245, 255, 0.3);
        }

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

        .btn:hover::before {
            width: 100%;
        }

        .btn-primary {
            background: var(--accent-blue);
            color: var(--primary-bg);
        }

        .btn-primary:hover {
            background: transparent;
            color: var(--accent-blue);
        }

        .btn-primary::before {
            background: var(--primary-bg);
        }

        /* Background Animation */
        .particles {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: 1;
        }

        .particle {
            position: absolute;
            border-radius: 50%;
            background: var(--accent-blue);
            opacity: 0.3;
            animation: float 15s infinite linear;
        }

        /* Sections */
        section {
            padding: 100px 0;
            position: relative;
        }

        .section-title {
            text-align: center;
            font-size: 2.5rem;
            margin-bottom: 60px;
            position: relative;
        }

        .section-title::after {
            content: '';
            position: absolute;
            bottom: -15px;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 4px;
            background: linear-gradient(to right, var(--accent-blue), var(--accent-purple));
            border-radius: 2px;
        }

        .section-content {
            max-width: 1000px;
            margin: 0 auto;
        }

        /* About Section */
        .about-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .about-image {
            position: relative;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
            transform: perspective(1000px) rotateY(-5deg);
            transition: var(--transition);
            width: 80%;
            margin: 0 auto;
        }

        .about-image:hover {
            transform: perspective(1000px) rotateY(0);
        }

        .about-image img {
            width: 100%;
            display: block;
            transition: var(--transition);
        }

        .about-image:hover img {
            transform: scale(1.05);
        }

        .about-image::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(45deg, rgba(138, 43, 226, 0.2), rgba(0, 245, 255, 0.2));
            z-index: 1;
        }

        .about-text h3 {
            font-size: 1.8rem;
            margin-bottom: 20px;
            color: var(--accent-green);
        }

        .about-text p {
            margin-bottom: 20px;
            font-size: 1.1rem;
        }

        .info-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
            margin-top: 30px;
        }

        .info-item {
            display: flex;
            align-items: center;
        }

        .info-item i {
            color: var(--accent-blue);
            font-size: 1.5rem;
            margin-right: 15px;
        }

        /* Skills Section */
        .skills-container {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 30px;
        }

        .skill-category h3 {
            color: var(--accent-green);
            margin-bottom: 20px;
            font-size: 1.5rem;
        }

        .skill-item {
            margin-bottom: 25px;
        }

        .skill-header {
            display: flex;
            justify-content: space-between;
            margin-bottom: 8px;
        }

        .skill-bar {
            height: 10px;
            background: rgba(255, 255, 255, 0.1);
            border-radius: 5px;
            overflow: hidden;
        }

        .skill-progress {
            height: 100%;
            background: linear-gradient(to right, var(--accent-blue), var(--accent-purple));
            border-radius: 5px;
            position: relative;
            transition: width 1.5s cubic-bezier(0.165, 0.84, 0.44, 1);
        }

        .skill-progress::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
            animation: shine 2s infinite;
        }

        /* Projects Section */
        .projects-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 30px;
        }

        .project-card {
            background: var(--card-bg);
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
            transition: var(--transition);
            transform: translateY(0);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(138, 43, 226, 0.1);
        }

        .project-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0, 245, 255, 0.2);
            border-color: rgba(0, 245, 255, 0.3);
        }

        .project-img {
            height: 200px;
            overflow: hidden;
        }

        .project-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }

        .project-card:hover .project-img img {
            transform: scale(1.1);
        }

        .project-content {
            padding: 25px;
        }

        .project-title {
            font-size: 1.5rem;
            margin-bottom: 10px;
            color: var(--accent-blue);
        }

        .project-tech {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin: 15px 0;
        }

        .tech-tag {
            background: rgba(0, 245, 255, 0.1);
            color: var(--accent-blue);
            padding: 5px 10px;
            border-radius: 20px;
            font-size: 0.85rem;
        }

        .project-links {
            display: flex;
            gap: 15px;
            margin-top: 20px;
        }

        .project-links a {
            color: var(--accent-blue);
            text-decoration: none;
            display: flex;
            align-items: center;
            transition: var(--transition);
        }

        .project-links a:hover {
            color: var(--accent-green);
            transform: translateX(5px);
        }

        .project-links a i {
            margin-right: 8px;
        }

        /* Timeline Sections */
        .timeline {
            position: relative;
            max-width: 800px;
            margin: 0 auto;
        }

        .timeline::before {
            content: '';
            position: absolute;
            top: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 4px;
            height: 100%;
            background: linear-gradient(to bottom, var(--accent-blue), var(--accent-purple));
        }

        .timeline-item {
            position: relative;
            width: 50%;
            padding: 30px;
            margin-bottom: 50px;
        }

        .timeline-item:nth-child(odd) {
            left: 0;
            padding-right: 70px;
        }

        .timeline-item:nth-child(even) {
            left: 50%;
            padding-left: 70px;
        }

        .timeline-content {
            background: var(--card-bg);
            padding: 30px;
            border-radius: 10px;
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
            border: 1px solid rgba(138, 43, 226, 0.1);
            transition: var(--transition);
        }

        .timeline-content:hover {
            transform: translateY(-5px);
            box-shadow: 0 15px 30px rgba(0, 245, 255, 0.15);
            border-color: rgba(0, 245, 255, 0.2);
        }

        .timeline-date {
            color: var(--accent-green);
            font-weight: 500;
            margin-bottom: 10px;
        }

        .timeline-title {
            font-size: 1.4rem;
            margin-bottom: 15px;
            color: var(--accent-blue);
        }

        .timeline-desc {
            margin-bottom: 10px;
        }

        .timeline-item::after {
            content: '';
            position: absolute;
            top: 40px;
            width: 20px;
            height: 20px;
            background: var(--accent-blue);
            border-radius: 50%;
            box-shadow: 0 0 0 6px rgba(0, 245, 255, 0.2);
        }

        .timeline-item:nth-child(odd)::after {
            right: -10px;
        }

        .timeline-item:nth-child(even)::after {
            left: -10px;
        }

        /* Achievements Section */
        .achievements-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 25px;
        }

        .achievement-card {
            background: var(--card-bg);
            padding: 30px;
            border-radius: 10px;
            text-align: center;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
            border: 1px solid rgba(138, 43, 226, 0.1);
        }

        .achievement-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0, 245, 255, 0.1);
        }

        .achievement-icon {
            font-size: 3rem;
            color: var(--accent-blue);
            margin-bottom: 20px;
            transition: var(--transition);
        }

        .achievement-card:hover .achievement-icon {
            color: var(--accent-green);
            transform: scale(1.1);
        }

        .achievement-title {
            font-size: 1.3rem;
            margin-bottom: 15px;
            color: var(--accent-blue);
        }

        /* Contact Section */
        .contact-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 40px;
        }

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

        .contact-item {
            display: flex;
            align-items: flex-start;
            gap: 15px;
        }

        .contact-icon {
            font-size: 1.5rem;
            color: var(--accent-blue);
            min-width: 40px;
        }

        .contact-text h3 {
            font-size: 1.3rem;
            margin-bottom: 5px;
        }

        .social-links {
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 25px;
            margin: 15px auto 15px auto;
        }

        .social-links a {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 45px;
            height: 45px;
            background: rgba(0, 245, 255, 0.1);
            color: var(--accent-blue);
            border-radius: 50%;
            transition: var(--transition);
            font-size: 1.2rem;
        }

        .social-links a:hover {
            background: var(--accent-blue);
            color: var(--primary-bg);
            transform: translateY(-5px);
        }

        .contact-form .form-group {
            margin-bottom: 20px;
        }

        .contact-form input,
        .contact-form textarea {
            width: 100%;
            padding: 15px;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(138, 43, 226, 0.2);
            border-radius: 5px;
            color: var(--text-light);
            font-family: 'Poppins', sans-serif;
            transition: var(--transition);
        }

        .contact-form input:focus,
        .contact-form textarea:focus {
            outline: none;
            border-color: var(--accent-blue);
            box-shadow: 0 0 10px rgba(0, 245, 255, 0.2);
        }

        .contact-form textarea {
            min-height: 150px;
            resize: vertical;
        }

        .contact-form iframe {
            width: 100%;
            min-height: 460px;
            border: none;
            border-radius: 8px;
            background: #fff;
            box-shadow: 0 4px 24px rgba(0,0,0,0.08);
            margin: 0 auto;
            display: block;
        }

        @media (max-width: 600px) {
            .contact-form iframe {
                min-height: 600px;
            }
        }

        /* Footer */
        footer {
            background: rgba(10, 10, 10, 0.9);
            padding: 30px 0;
            text-align: center;
            border-top: 1px solid rgba(138, 43, 226, 0.1);
        }

        .footer-content {
            max-width: 600px;
            margin: 0 auto;
        }

        .footer-logo {
            font-family: 'Orbitron', sans-serif;
            font-size: 1.8rem;
            margin-bottom: 20px;
            background: linear-gradient(to right, var(--accent-blue), var(--accent-purple));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }

        .copyright {
            color: var(--text-muted);
            font-size: 0.9rem;
        }

        /* Animations */
        @keyframes float {
            0%, 100% {
                transform: translateY(0) translateX(0);
            }
            25% {
                transform: translateY(-20px) translateX(-10px);
            }
            50% {
                transform: translateY(-40px) translateX(10px);
            }
            75% {
                transform: translateY(-20px) translateX(20px);
            }
        }

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

        .animate-in {
            opacity: 0;
            transform: translateY(30px);
            transition: opacity 0.6s ease-out, transform 0.6s ease-out;
        }

        .animate-in.appear {
            opacity: 1;
            transform: translateY(0);
        }

        /* Mobile Navigation Styles */
        .mobile-nav {
            position: fixed;
            top: 0;
            right: -100%;
            width: 70%;
            height: 100%;
            background: rgba(10, 10, 10, 0.95);
            backdrop-filter: blur(10px);
            z-index: 2000;
            transition: all 0.5s ease;
            padding: 80px 30px 30px;
            box-shadow: -5px 0 15px rgba(0, 0, 0, 0.5);
        }
        .mobile-nav.active { right: 0; }
        .mobile-nav-links { list-style: none; padding: 0; }
        .mobile-nav-links li { margin-bottom: 20px; }
        .mobile-nav-links a {
            color: var(--text-light);
            text-decoration: none;
            font-size: 1.2rem;
            display: block;
            padding: 10px 0;
            border-bottom: 1px solid rgba(138, 43, 226, 0.2);
            transition: var(--transition);
        }
        .mobile-nav-links a:hover { color: var(--accent-blue); padding-left: 10px; }
        .close-mobile-menu {
            position: absolute;
            top: 20px;
            right: 20px;
            background: transparent;
            border: none;
            color: var(--accent-blue);
            font-size: 1.5rem;
            cursor: pointer;
        }
        .mobile-menu-btn {
            display: none;
            background: transparent;
            border: none;
            color: var(--accent-blue);
            font-size: 1.5rem;
            cursor: pointer;
        }
        @media (max-width: 767px) {
            .mobile-menu-btn { display: block; }
            .nav-links { display: none !important; }
            .logo { font-size: 1.3rem; }
            .info-grid { grid-template-columns: 1fr; }
            .skills-container, .projects-grid, .achievements-grid, .contact-grid { grid-template-columns: 1fr !important; }
        }

        /* Responsive Design */
        @media (max-width: 992px) {
            .hero-title {
                font-size: 3rem;
            }
            
            .about-grid,
            .contact-grid {
                grid-template-columns: 1fr;
            }
            
            .skills-container {
                grid-template-columns: 1fr;
            }
            
            .timeline::before {
                left: 30px;
            }
            
            .timeline-item {
                width: 100%;
                padding-left: 70px;
                padding-right: 20px;
                left: 0 !important;
            }
            
            .timeline-item:nth-child(odd)::after,
            .timeline-item:nth-child(even)::after {
                left: 20px;
            }
        }

        @media (max-width: 768px) {
            .navbar {
                flex-direction: column;
                padding: 15px 0;
            }
            
            .nav-links {
                margin-top: 15px;
            }
            
            .nav-links li {
                margin: 0 10px;
            }
            
            .hero-title {
                font-size: 2.5rem;
            }
            
            .hero-subtitle {
                font-size: 1.2rem;
            }
            
            .section-title {
                font-size: 2rem;
            }
        }

        @media (max-width: 480px) {
            .nav-links {
                flex-wrap: wrap;
                justify-content: center;
            }
            
            .nav-links li {
                margin: 5px 10px;
            }
            
            .hero-title {
                font-size: 2rem;
            }
            
            .btn {
                display: block;
                width: 100%;
                margin-bottom: 10px;
                text-align: center;
            }
            
            .projects-grid {
                grid-template-columns: 1fr;
            }
        }