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

        :root {
            --color-primary: #F1FAFB;
            --color-secondary: #A0E4F1;
            --color-accent-gold: #4993FA;
            --color-light: #16335C;
            --color-text-primary: #16335C;
            --color-text-secondary: #3D6DA8;
            --font-header: 'Playfair Display', serif;
            --font-body: 'Montserrat', sans-serif;
            --tracking-body: 1.5px;
            --transition-smooth: cubic-bezier(0.25, 0.46, 0.45, 0.94);
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-body);
            background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
            color: var(--color-text-primary);
            letter-spacing: var(--tracking-body);
            overflow-x: hidden;
            line-height: 1.6;
        }

        /* Custom Cursor - desktop only */
        @media (hover: hover) and (pointer: fine) {
            * {
                cursor: none;
            }
        }

        .cursor-dot {
            position: fixed;
            width: 10px;
            height: 10px;
            background: var(--color-accent-gold);
            border-radius: 50%;
            pointer-events: none;
            z-index: 10000;
            display: none;
            transition: width 0.2s ease, height 0.2s ease, background 0.2s ease;
            box-shadow: 0 0 10px rgba(73, 147, 250, 0.5);
            transform: translate(-50%, -50%);
        }

        .cursor-dot.active {
            display: block;
        }

        .cursor-dot.hovering {
            width: 40px;
            height: 40px;
            background: rgba(73, 147, 250, 0.15);
            border: 2px solid var(--color-accent-gold);
            box-shadow: 0 0 20px rgba(73, 147, 250, 0.3);
        }

        /* Scrollbar Styling */
        ::-webkit-scrollbar {
            width: 10px;
        }

        ::-webkit-scrollbar-track {
            background: var(--color-secondary);
        }

        ::-webkit-scrollbar-thumb {
            background: linear-gradient(180deg, var(--color-accent-gold), var(--color-accent-gold));
            border-radius: 10px;
            box-shadow: inset 0 0 6px rgba(73, 147, 250, 0.3);
        }

        /* Navbar */
        nav {
            position: fixed;
            top: 30px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 1000;
            -webkit-backdrop-filter: blur(20px) saturate(180%);
            backdrop-filter: blur(20px) saturate(180%);
            background: rgba(241, 250, 251, 0.82);
            border: 1px solid rgba(73, 147, 250, 0.3);
            border-radius: 50px;
            padding: 12px 30px;
            display: flex;
            gap: 40px;
            align-items: center;
        }

        .nav-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--color-accent-gold);
            font-size: 1.4rem;
            cursor: pointer;
            padding: 4px;
        }

        .nav-links {
            display: contents;
        }

        nav a {
            color: var(--color-text-primary);
            text-decoration: none;
            font-size: 14px;
            font-weight: 500;
            white-space: nowrap;
            transition: color 0.3s var(--transition-smooth);
            position: relative;
        }

        nav a::after {
            content: '';
            position: absolute;
            bottom: -5px;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--color-accent-gold);
            transition: width 0.3s var(--transition-smooth);
        }

        nav a:hover {
            color: var(--color-accent-gold);
        }

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

        .lang-switcher {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            margin-left: 10px;
            padding-left: 14px;
            border-left: 1px solid rgba(73, 147, 250, 0.35);
        }

        .lang-switcher-btn {
            background: transparent;
            color: var(--color-text-secondary);
            border: 1px solid rgba(73, 147, 250, 0.35);
            border-radius: 999px;
            font-size: 11px;
            font-weight: 700;
            letter-spacing: 0.08em;
            padding: 4px 8px;
            cursor: pointer;
            transition: all 0.25s var(--transition-smooth);
        }

        .lang-switcher-btn:hover,
        .lang-switcher-btn.active {
            color: var(--color-accent-gold);
            border-color: var(--color-accent-gold);
            background: rgba(73, 147, 250, 0.14);
        }

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

        #particleCanvas {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: 1;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 900px;
            padding: 40px;
        }

        .hero-title {
            font-family: var(--font-header);
            font-size: clamp(3rem, 8vw, 7rem);
            font-weight: 700;
            line-height: 1.2;
            margin-bottom: 20px;
            background: linear-gradient(135deg, var(--color-light) 0%, var(--color-accent-gold) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .typewriter-text {
            display: inline-block;
            min-height: 1.2em;
            border-right: 3px solid var(--color-accent-gold);
            animation: blink-caret 0.75s step-end infinite;
            font-family: var(--font-header);
            font-size: 2.5rem;
            color: var(--color-accent-gold);
        }

        @keyframes blink-caret {
            from, to { border-color: transparent; }
            50% { border-color: var(--color-accent-gold); }
        }

        .hero-subtitle {
            font-size: 1.2rem;
            color: var(--color-text-secondary);
            margin-top: 30px;
            margin-bottom: 50px;
            line-height: 1.8;
        }

        .cta-button {
            display: inline-block;
            padding: 16px 50px;
            background: linear-gradient(135deg, var(--color-accent-gold), #9DC6FF);
            color: var(--color-primary);
            border: none;
            border-radius: 50px;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            transition: all 0.3s var(--transition-smooth);
            text-decoration: none;
            position: relative;
            overflow: hidden;
            box-shadow: 0 10px 40px rgba(73, 147, 250, 0.3);
            letter-spacing: 1px;
        }

        .cta-button::before {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: rgba(255, 255, 255, 0.3);
            transition: left 0.4s var(--transition-smooth);
        }

        .cta-button:hover {
            transform: translateY(-3px);
            box-shadow: 0 15px 50px rgba(73, 147, 250, 0.5);
        }

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

        /* Section Styles */
        section {
            padding: 120px 60px;
            position: relative;
            z-index: 5;
        }

        section > h2 {
            font-family: var(--font-header);
            font-size: clamp(2rem, 5vw, 3.5rem);
            margin-bottom: 20px;
            color: var(--color-light);
        }

        .section-subtitle {
            font-size: 1rem;
            color: var(--color-text-secondary);
            margin-bottom: 60px;
            max-width: 500px;
        }

        /* 3D Setup Section */
        #pc-setup {
            background: transparent;
        }

        #pc-setup .section-subtitle {
            max-width: 620px;
        }

        .pc-canvas-wrap {
            position: relative;
            width: 100%;
            height: clamp(320px, 56vw, 620px);
            overflow: hidden;
        }

        #pcModelCanvas {
            width: 100%;
            height: 100%;
            display: block;
            cursor: grab;
        }

        #pcModelCanvas:active {
            cursor: grabbing;
        }

        .pc-canvas-loader {
            position: absolute;
            inset: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-accent-gold);
            font-weight: 700;
            letter-spacing: 0.3px;
            font-size: 0.95rem;
            background: transparent;
            transition: opacity 0.35s ease, visibility 0.35s ease;
            z-index: 3;
        }

        .pc-canvas-loader.hidden {
            opacity: 0;
            visibility: hidden;
            pointer-events: none;
        }

        /* About Section */
        #about {
            background: linear-gradient(180deg, var(--color-secondary) 0%, rgba(160, 228, 241, 0.82) 100%);
        }

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

        .about-text p {
            font-size: 1.05rem;
            line-height: 1.9;
            margin-bottom: 30px;
            color: var(--color-text-primary);
        }

        .about-highlight {
            color: var(--color-accent-gold);
            font-weight: 600;
        }

        .about-image {
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .about-team-photos {
            min-height: 420px;
            position: relative;
            justify-content: flex-start;
        }

        .team-photo {
            width: 280px;
            height: 280px;
            border-radius: 50%;
            object-fit: cover;
            border: 3px solid rgba(73, 147, 250, 0.7);
            box-shadow: 0 20px 50px rgba(0, 0, 0, 0.35), 0 0 40px rgba(73, 147, 250, 0.2);
            background: rgba(73, 147, 250, 0.03);
            transition: transform 0.3s var(--transition-smooth), box-shadow 0.3s var(--transition-smooth);
        }

        .team-photo:hover {
            transform: translateY(-6px);
            box-shadow: 0 26px 56px rgba(0, 0, 0, 0.4), 0 0 50px rgba(73, 147, 250, 0.3);
        }

        .team-photo-primary {
            position: relative;
            z-index: 2;
            object-position: 50% 35%;
        }

        .team-photo-secondary {
            position: absolute;
            right: 0;
            bottom: 8px;
            z-index: 1;
            object-position: 50% 40%;
        }

        /* Skills Section */
        #skills {
            background: var(--color-primary);
        }

        .skills-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 40px;
        }

        .skill-card {
            background: linear-gradient(180deg, rgba(241, 250, 251, 0.84), rgba(241, 250, 251, 0.74));
            -webkit-backdrop-filter: blur(20px) saturate(180%);
            backdrop-filter: blur(20px) saturate(180%);
            border: 1px solid rgba(73, 147, 250, 0.24);
            border-radius: 10px;
            padding: 30px;
            transition: all 0.3s var(--transition-smooth);
        }

        .skill-card:hover {
            background: linear-gradient(180deg, rgba(241, 250, 251, 0.92), rgba(241, 250, 251, 0.82));
            border-color: rgba(73, 147, 250, 0.45);
            transform: translateY(-10px);
            box-shadow: 0 20px 50px rgba(73, 147, 250, 0.16);
        }

        .skill-card h3 {
            font-family: var(--font-header);
            font-size: 1.5rem;
            color: var(--color-accent-gold);
            margin-bottom: 15px;
        }

        .skill-card ul {
            list-style: none;
        }

        .skill-card li {
            font-size: 0.95rem;
            color: var(--color-text-primary);
            margin-bottom: 8px;
            padding-left: 20px;
            position: relative;
        }

        .skill-card li::before {
            content: '▪';
            position: absolute;
            left: 0;
            color: var(--color-accent-gold);
        }

        /* Services Section */
        #services {
            background: var(--color-primary);
        }

        .services-grid {
            margin-top: 10px;
        }

        .service-card {
            min-height: 180px;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }

        .service-card h3 {
            margin-bottom: 18px;
            line-height: 1.35;
        }

        .service-price {
            font-family: var(--font-header);
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--color-text-primary);
            letter-spacing: 0.3px;
        }

        /* Universities Section */
        #universities {
            background: linear-gradient(180deg, var(--color-primary) 0%, rgba(241, 250, 251, 0.95) 100%);
        }

        .universities-slider {
            width: 100%;
            overflow: hidden;
            position: relative;
            mask-image: linear-gradient(to right, transparent, black 8%, black 92%, transparent);
            -webkit-mask-image: linear-gradient(to right, transparent, black 8%, black 92%, transparent);
        }

        .universities-track {
            display: flex;
            gap: 18px;
            width: max-content;
            animation: universities-scroll 36s linear infinite;
            will-change: transform;
        }

        .universities-slider:hover .universities-track {
            animation-play-state: paused;
        }

        .university-logo-card {
            min-width: 170px;
            height: 130px;
            border-radius: 14px;
            border: 1px solid rgba(73, 147, 250, 0.22);
            background: rgba(241, 250, 251, 0.78);
            -webkit-backdrop-filter: blur(12px);
            backdrop-filter: blur(12px);
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 10px;
            padding: 14px 10px;
        }

        .university-logo-card img {
            width: 120px;
            height: 76px;
            object-fit: contain;
            border-radius: 10px;
            background: #F1FAFB;
            padding: 6px;
        }

        .university-logo-card span {
            font-size: 0.82rem;
            font-weight: 600;
            color: var(--color-text-primary);
            letter-spacing: 0.3px;
        }

        @keyframes universities-scroll {
            from {
                transform: translateX(0);
            }

            to {
                transform: translateX(calc(-50% - 9px));
            }
        }

        /* Projects Section */
        #projects {
            background: linear-gradient(180deg, var(--color-secondary) 0%, var(--color-primary) 100%);
        }

        .projects-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
            gap: 40px;
        }

        .project-card {
            background: linear-gradient(180deg, rgba(241, 250, 251, 0.9), rgba(241, 250, 251, 0.8));
            -webkit-backdrop-filter: blur(20px) saturate(180%);
            backdrop-filter: blur(20px) saturate(180%);
            border: 1px solid rgba(73, 147, 250, 0.26);
            border-radius: 10px;
            overflow: hidden;
            transition: all 0.3s var(--transition-smooth);
            transform-style: preserve-3d;
        }

        .project-card:hover {
            border-color: rgba(73, 147, 250, 0.45);
            box-shadow: 0 20px 60px rgba(73, 147, 250, 0.22);
        }

        .project-image {
            width: 100%;
            height: 250px;
            background: linear-gradient(135deg, rgba(73, 147, 250, 0.15), rgba(73, 147, 250, 0.05));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 3rem;
            position: relative;
            overflow: hidden;
        }

        .project-image-media {
            width: 100%;
            height: 100%;
            object-fit: cover;
            display: block;
        }

        .project-image::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(135deg, rgba(73, 147, 250, 0.2) 0%, transparent 100%);
            opacity: 0;
            transition: opacity 0.3s var(--transition-smooth);
        }

        .project-card:hover .project-image::after {
            opacity: 1;
        }

        .project-content {
            padding: 30px;
        }

        .project-content h3 {
            font-family: var(--font-header);
            font-size: 1.5rem;
            color: var(--color-light);
            margin-bottom: 10px;
        }

        .project-description {
            font-size: 0.95rem;
            color: var(--color-text-secondary);
            margin-bottom: 20px;
        }

        .project-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 20px;
            perspective: 1000px;
        }

        .tag {
            display: inline-block;
            background: rgba(73, 147, 250, 0.15);
            color: var(--color-accent-gold);
            padding: 6px 12px;
            border-radius: 20px;
            font-size: 0.8rem;
            border: 1px solid rgba(73, 147, 250, 0.3);
        }

        .project-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--color-primary);
            background: var(--color-accent-gold);
            text-decoration: none;
            font-weight: 700;
            font-size: 0.85rem;
            padding: 9px 20px;
            border-radius: 50px;
            border: 2px solid var(--color-accent-gold);
            transition: all 0.25s ease;
            position: relative;
            z-index: 10;
            pointer-events: all;
            letter-spacing: 0.3px;
        }

        .project-link:nth-child(2) {
            background: transparent;
            color: var(--color-accent-gold);
        }

        .project-link:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(73, 147, 250, 0.4);
        }

        .project-link:nth-child(2):hover {
            background: rgba(73, 147, 250, 0.1);
        }

        /* Project image as link */
        a.project-image {
            text-decoration: none;
            cursor: pointer;
            display: flex;
        }

        .project-image-overlay {
            position: absolute;
            inset: 0;
            background: rgba(73, 147, 250, 0.85);
            color: var(--color-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 700;
            font-size: 1rem;
            letter-spacing: 1px;
            opacity: 0;
            transition: opacity 0.3s ease;
            border-radius: 0;
        }

        a.project-image:hover .project-image-overlay {
            opacity: 1;
        }

        .project-actions {
            display: flex;
            gap: 12px;
            position: relative;
            z-index: 10;
        }

        #timeline {
            background: var(--color-primary);
        }

        .timeline-container {
            position: relative;
            padding: 60px 0;
            max-width: 800px;
            margin: 0 auto;
        }

        .timeline-switcher {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            margin-top: 10px;
            margin-bottom: 24px;
        }

        .timeline-toggle {
            border: 1px solid rgba(73, 147, 250, 0.35);
            background: rgba(73, 147, 250, 0.03);
            color: var(--color-text-secondary);
            border-radius: 999px;
            padding: 10px 18px;
            font-size: 0.92rem;
            font-family: var(--font-body);
            font-weight: 600;
            cursor: pointer;
            transition: all 0.25s var(--transition-smooth);
        }

        .timeline-toggle:hover {
            border-color: rgba(73, 147, 250, 0.65);
            color: var(--color-text-primary);
            transform: translateY(-1px);
        }

        .timeline-toggle.active {
            color: var(--color-primary);
            background: linear-gradient(135deg, var(--color-accent-gold), #9DC6FF);
            border-color: transparent;
            box-shadow: 0 8px 24px rgba(73, 147, 250, 0.35);
        }

        .timeline-track.is-hidden {
            display: none;
        }

        .timeline-line {
            position: absolute;
            left: 50%;
            top: 0;
            width: 2px;
            height: 100%;
            background: linear-gradient(180deg, var(--color-accent-gold), transparent);
            transform: translateX(-50%);
            z-index: 1;
        }

        @media (max-width: 768px) {
            .timeline-line {
                left: 30px;
            }

            .timeline-switcher {
                flex-direction: column;
                gap: 10px;
            }

            .timeline-toggle {
                width: 100%;
                text-align: center;
            }
        }

        .timeline-item {
            margin-bottom: 50px;
            position: relative;
            z-index: 2;
        }

        .timeline-item:nth-child(odd) .timeline-content {
            margin-left: 0;
            margin-right: 52%;
            text-align: right;
        }

        .timeline-item:nth-child(even) .timeline-content {
            margin-left: 52%;
            margin-right: 0;
            text-align: left;
        }

        .timeline-dot {
            position: absolute;
            left: 50%;
            top: 0;
            width: 20px;
            height: 20px;
            background: var(--color-accent-gold);
            border: 3px solid var(--color-primary);
            border-radius: 50%;
            transform: translateX(-50%);
            z-index: 3;
            box-shadow: 0 0 20px rgba(73, 147, 250, 0.4);
        }

        .timeline-content {
            background: linear-gradient(180deg, rgba(241, 250, 251, 0.82), rgba(241, 250, 251, 0.72));
            -webkit-backdrop-filter: blur(20px);
            backdrop-filter: blur(20px);
            border: 1px solid rgba(73, 147, 250, 0.24);
            padding: 25px;
            border-radius: 8px;
            transition: all 0.3s var(--transition-smooth);
        }

        .timeline-content:hover {
            border-color: rgba(73, 147, 250, 0.45);
            box-shadow: 0 10px 40px rgba(73, 147, 250, 0.16);
        }

        .timeline-content h4 {
            color: var(--color-accent-gold);
            font-size: 1rem;
            margin-bottom: 5px;
        }

        .timeline-content p {
            color: var(--color-text-secondary);
            font-size: 0.95rem;
        }

        @media (max-width: 768px) {
            .timeline-item:nth-child(odd) .timeline-content,
            .timeline-item:nth-child(even) .timeline-content {
                margin-left: 60px;
                margin-right: 0;
                text-align: left;
            }

            .timeline-dot {
                left: 30px;
            }
        }

        /* Contact Section */
        #contact {
            background: linear-gradient(180deg, var(--color-secondary) 0%, var(--color-primary) 100%);
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .contact-container {
            max-width: 600px;
            width: 100%;
            padding: 40px;
            box-sizing: border-box;
        }

        .contact-form {
            background: linear-gradient(180deg, rgba(241, 250, 251, 0.9), rgba(241, 250, 251, 0.8));
            -webkit-backdrop-filter: blur(20px) saturate(180%);
            backdrop-filter: blur(20px) saturate(180%);
            border: 1px solid rgba(73, 147, 250, 0.24);
            padding: 50px;
            border-radius: 10px;
            box-sizing: border-box;
        }

        .form-group {
            margin-bottom: 30px;
            position: relative;
        }

        .form-group input,
        .form-group textarea {
            width: 100%;
            background: transparent;
            border: none;
            border-bottom: 1px solid rgba(73, 147, 250, 0.3);
            color: var(--color-text-primary);
            padding: 10px 0;
            font-family: var(--font-body);
            font-size: 1rem;
            transition: border-color 0.3s var(--transition-smooth);
            resize: vertical;
        }

        .form-group textarea {
            min-height: 120px;
        }

        .form-group input:focus,
        .form-group textarea:focus {
            outline: none;
            border-bottom-color: var(--color-accent-gold);
        }

        .form-label {
            position: absolute;
            top: 0;
            left: 0;
            color: var(--color-text-secondary);
            font-size: 0.9rem;
            transition: all 0.3s var(--transition-smooth);
            pointer-events: none;
        }

        .form-group input:focus ~ .form-label,
        .form-group input:not(:placeholder-shown) ~ .form-label,
        .form-group textarea:focus ~ .form-label,
        .form-group textarea:not(:placeholder-shown) ~ .form-label {
            top: -20px;
            color: var(--color-accent-gold);
            font-size: 0.8rem;
        }

        .submit-button {
            width: 100%;
            padding: 16px;
            background: linear-gradient(135deg, var(--color-accent-gold), #9DC6FF);
            color: var(--color-primary);
            border: none;
            border-radius: 50px;
            font-weight: 700;
            font-size: 1rem;
            cursor: pointer;
            transition: all 0.3s var(--transition-smooth);
            position: relative;
            overflow: hidden;
            box-shadow: 0 10px 40px rgba(73, 147, 250, 0.3);
        }

        .submit-button:hover {
            box-shadow: 0 15px 60px rgba(73, 147, 250, 0.5);
            transform: translateY(-2px);
        }

        .contact-fallback {
            margin-top: 18px;
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            text-align: center;
            line-height: 1.6;
        }

        .contact-fallback a {
            color: var(--color-accent-gold);
            text-decoration: none;
            font-weight: 600;
            overflow-wrap: anywhere;
            word-break: break-word;
        }

        .contact-fallback a:hover {
            text-decoration: underline;
        }

        /* Social Icons */
        .social-icons {
            display: flex;
            gap: 20px;
            justify-content: center;
            flex-wrap: wrap;
            margin-top: 50px;
        }

        .social-icons-secondary {
            margin-top: 18px;
        }

        .social-team-title {
            margin-top: 36px;
            text-align: center;
            color: var(--color-text-secondary);
            font-size: 0.95rem;
            letter-spacing: 0.4px;
            font-weight: 600;
        }

        .social-icon {
            width: 50px;
            height: 50px;
            background: rgba(73, 147, 250, 0.1);
            border: 1px solid rgba(73, 147, 250, 0.3);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-accent-gold);
            text-decoration: none;
            transition: all 0.3s var(--transition-smooth);
            cursor: pointer;
            font-size: 1.2rem;
        }

        .social-icon:hover {
            background: var(--color-accent-gold);
            color: var(--color-primary);
            transform: scale(1.2) translateY(-5px);
            box-shadow: 0 10px 30px rgba(73, 147, 250, 0.4);
        }

        .social-icon.is-disabled {
            opacity: 0.4;
            cursor: default;
            pointer-events: none;
        }

        /* Footer */
        footer {
            background: var(--color-primary);
            text-align: center;
            padding: 30px;
            color: var(--color-text-secondary);
            font-size: 0.9rem;
            border-top: 1px solid rgba(73, 147, 250, 0.2);
        }

        /* Animations */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

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

        .fade-in-up {
            animation: fadeInUp 0.8s ease-out forwards;
        }

        /* Responsive */
        @media (max-width: 768px) {
            nav {
                padding: 12px 20px;
                gap: 0;
                border-radius: 30px;
            }

            .nav-toggle {
                display: block;
            }

            .nav-links {
                display: none;
                flex-direction: column;
                gap: 15px;
                padding-top: 15px;
                width: 100%;
                text-align: center;
            }

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

            .lang-switcher {
                margin-left: 12px;
                padding-left: 12px;
            }

            .lang-switcher-btn {
                font-size: 10px;
                padding: 4px 7px;
            }

            section {
                padding: 80px 30px;
            }

            .about-grid {
                grid-template-columns: 1fr;
                gap: 40px;
            }

            .about-team-photos {
                min-height: auto;
                justify-content: center;
                gap: 18px;
                flex-wrap: wrap;
            }

            .team-photo {
                width: 190px;
                height: 190px;
            }

            .team-photo-secondary {
                position: relative;
                right: auto;
                bottom: auto;
            }

            .hero-title {
                font-size: 2.5rem;
            }

            .typewriter-text {
                font-size: 1.5rem;
            }

            .contact-form {
                padding: 30px;
            }

            .contact-container {
                padding: 14px;
            }

            .contact-fallback {
                font-size: 0.92rem;
                line-height: 1.7;
            }

            .contact-fallback a {
                display: inline-block;
                max-width: 100%;
            }

            .social-icons {
                gap: 12px;
                margin-top: 30px;
            }

            .social-icons-secondary {
                margin-top: 12px;
            }

            .social-icon {
                width: 44px;
                height: 44px;
                font-size: 1.05rem;
            }

            .social-team-title {
                margin-top: 26px;
            }

            #particleCanvas {
                display: none;
            }

            .projects-grid {
                grid-template-columns: 1fr;
            }

            .pc-canvas-wrap {
                height: clamp(260px, 68vw, 420px);
            }
        }

        @media (max-width: 420px) {
            section {
                padding: 72px 18px;
            }

            .contact-form {
                padding: 22px 16px;
            }

            .pc-canvas-wrap {
                height: 250px;
            }
        }

        /* Utility Classes */
        .glass-morphism {
            -webkit-backdrop-filter: blur(20px) saturate(180%);
            backdrop-filter: blur(20px) saturate(180%);
            background: rgba(241, 250, 251, 0.82);
            border: 1px solid rgba(73, 147, 250, 0.3);
        }

        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            white-space: nowrap;
            border: 0;
        }

        .contact-heading {
            text-align: center;
            margin-bottom: 50px;
        }

        .glow-text {
            text-shadow: 0 0 20px rgba(73, 147, 250, 0.5);
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
        }

        /* Ripple Effect */
        @keyframes ripple {
            0% {
                transform: scale(0);
                opacity: 1;
            }
            100% {
                transform: scale(2.5);
                opacity: 0;
            }
        }

        .ripple-active {
            animation: ripple 0.6s ease-out;
        }

        /* Heartbeat Pulse */
        @keyframes heartbeat {
            0%, 100% {
                box-shadow: 0 10px 40px rgba(73, 147, 250, 0.3);
            }
            50% {
                box-shadow: 0 15px 60px rgba(73, 147, 250, 0.6);
            }
        }

        .pulse-heartbeat {
            animation: heartbeat 1.2s ease-in-out infinite;
        }

        /* Shake Animation */
        @keyframes shake {
            0%, 100% { transform: translateX(0); }
            25% { transform: translateX(-8px); }
            75% { transform: translateX(8px); }
        }

        .shake-error {
            animation: shake 0.4s var(--transition-smooth);
        }

        /* Liquid Underline for Nav */
        @keyframes slideUnderline {
            0% { left: 0; width: 0; }
            100% { left: 0; width: 100%; }
        }

        .nav-underline {
            position: absolute;
            bottom: -8px;
            height: 2px;
            background: var(--color-accent-gold);
            width: 0;
            left: 0;
            transition: all 0.3s var(--transition-smooth);
        }

        /* Drawing Checkmark */
        @keyframes drawCheckmark {
            0% {
                stroke-dashoffset: 60;
            }
            100% {
                stroke-dashoffset: 0;
            }
        }

        .checkmark-svg {
            stroke-dasharray: 60;
            stroke-dashoffset: 60;
            animation: drawCheckmark 0.6s ease-out forwards;
        }

        /* Staggered Tag Animation */
        @keyframes tagSlideIn {
            from {
                opacity: 0;
                transform: translateY(10px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .tag-stagger {
            animation: tagSlideIn 0.4s var(--transition-smooth) forwards;
            opacity: 0;
        }

        /* Form Success State */
        .form-success {
            display: none;
        }

        .form-success.active {
            display: block;
        }

        .success-message {
            text-align: center;
            animation: fadeInUp 0.6s ease-out;
        }

        .success-message h3 {
            font-family: var(--font-header);
            color: var(--color-accent-gold);
            margin: 20px 0;
            font-size: 1.5rem;
        }

        .success-checkmark {
            margin: 0 auto 20px;
            width: 80px;
            height: 80px;
        }

        .success-subtext {
            color: var(--color-text-secondary);
            font-size: 0.95rem;
        }

        /* Input Error State */
        .form-group input.error,
        .form-group textarea.error {
            border-bottom-color: #ff6b6b;
        }

        .form-group input.error ~ .form-label,
        .form-group textarea.error ~ .form-label {
            color: #ff6b6b;
        }

        /* Hero Location */
        .hero-location {
            margin-top: 20px;
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            letter-spacing: 1px;
        }

        .hero-location i {
            color: var(--color-accent-gold);
            margin-right: 6px;
        }

        /* Projects Case Study Layout */
        .projects-case-study {
            grid-template-columns: 1fr;
        }

        .project-header-row {
            display: flex;
            align-items: center;
            gap: 14px;
            margin-bottom: 12px;
            flex-wrap: wrap;
        }

        .project-header-row h3 {
            margin-bottom: 0;
        }

        .project-live-badge {
            background: rgba(73, 147, 250, 0.15);
            border: 1px solid rgba(73, 147, 250, 0.5);
            color: var(--color-accent-gold);
            padding: 3px 10px;
            border-radius: 20px;
            font-size: 0.75rem;
            font-weight: 600;
            letter-spacing: 0.5px;
        }

        /* Case Study Block */
        .case-study {
            margin-top: 28px;
            padding-top: 24px;
            border-top: 1px solid rgba(73, 147, 250, 0.2);
        }

        .case-study-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 24px;
        }

        .case-study-block {
            background: rgba(241, 250, 251, 0.62);
            border: 1px solid rgba(73, 147, 250, 0.22);
            border-radius: 8px;
            padding: 18px;
        }

        .case-study-block h5 {
            color: var(--color-accent-gold);
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.5px;
            margin-bottom: 10px;
            text-transform: uppercase;
        }

        .case-study-block h5 i {
            margin-right: 6px;
        }

        .case-study-block p {
            font-size: 0.88rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }

        .case-study-block ul {
            list-style: none;
            padding: 0;
        }

        .case-study-block li {
            font-size: 0.88rem;
            color: var(--color-text-secondary);
            padding-left: 16px;
            position: relative;
            margin-bottom: 6px;
            line-height: 1.6;
        }

        .case-study-block li::before {
            content: '▸';
            position: absolute;
            left: 0;
            color: var(--color-accent-gold);
        }

        /* Timeline Role */
        .timeline-role {
            display: block;
            color: var(--color-accent-gold);
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 8px;
        }

        .timeline-highlights {
            list-style: none;
            margin: 12px 0;
            padding: 0;
        }

        .timeline-highlights li {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            padding-left: 18px;
            position: relative;
            margin-bottom: 6px;
            line-height: 1.6;
        }

        .timeline-highlights li::before {
            content: '▸';
            position: absolute;
            left: 0;
            color: var(--color-accent-gold);
        }

        .timeline-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 12px;
        }

        /* Achievements Section */
        #achievements {
            background: var(--color-primary);
        }

        .achievements-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 40px;
        }

        .achievement-card {
            display: flex;
            gap: 24px;
            align-items: flex-start;
            background: linear-gradient(180deg, rgba(241, 250, 251, 0.84), rgba(241, 250, 251, 0.74));
            border: 1px solid rgba(73, 147, 250, 0.24);
            border-radius: 10px;
            padding: 30px;
            transition: all 0.3s var(--transition-smooth);
        }

        .achievement-card:hover {
            border-color: rgba(73, 147, 250, 0.45);
            transform: translateY(-6px);
            box-shadow: 0 20px 50px rgba(73, 147, 250, 0.14);
        }

        .achievement-icon {
            width: 52px;
            height: 52px;
            min-width: 52px;
            background: rgba(73, 147, 250, 0.12);
            border: 1px solid rgba(73, 147, 250, 0.4);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: var(--color-accent-gold);
        }

        .achievement-body h3 {
            font-family: var(--font-header);
            font-size: 1.15rem;
            color: var(--color-light);
            margin-bottom: 8px;
        }

        .achievement-body p {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin-bottom: 12px;
        }

        .achievement-link {
            color: var(--color-accent-gold);
            text-decoration: none;
            font-size: 0.9rem;
            font-weight: 600;
            transition: opacity 0.2s ease;
        }

        .achievement-link:hover {
            opacity: 0.8;
        }

        /* Button Enhanced Hover with Letter Spacing */
        .cta-button, .submit-button {
            position: relative;
        }

        .button-hover-pulse {
            letter-spacing: 3px;
        }

        /* Preloader */
        .preloader {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: var(--color-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            z-index: 99999;
            transition: opacity 0.6s ease, visibility 0.6s ease;
        }

        .preloader.hidden {
            opacity: 0;
            visibility: hidden;
        }

        .preloader-spinner {
            width: 48px;
            height: 48px;
            border: 3px solid rgba(73, 147, 250, 0.2);
            border-top-color: var(--color-accent-gold);
            border-radius: 50%;
            animation: spin 0.8s linear infinite;
        }

        @keyframes spin {
            to { transform: rotate(360deg); }
        }

        /* Hero Name & Actions */
        .hero-greeting {
            font-family: var(--font-body);
            font-size: 1.2rem;
            color: var(--color-text-secondary);
            letter-spacing: 3px;
            text-transform: uppercase;
            margin-bottom: 10px;
        }

        .hero-typewriter {
            margin-bottom: 20px;
        }

        .hero-actions {
            display: flex;
            gap: 20px;
            justify-content: center;
            flex-wrap: wrap;
        }

        .resume-button {
            display: inline-block;
            padding: 16px 50px;
            background: transparent;
            color: var(--color-accent-gold);
            border: 2px solid var(--color-accent-gold);
            border-radius: 50px;
            font-weight: 600;
            font-size: 1rem;
            text-decoration: none;
            transition: all 0.3s var(--transition-smooth);
            letter-spacing: 1px;
        }

        .resume-button:hover {
            background: rgba(73, 147, 250, 0.15);
            transform: translateY(-3px);
            box-shadow: 0 10px 40px rgba(73, 147, 250, 0.2);
        }