:root {
            --bg-color: #fcfcfc;
            --header-bg: #fff1e0;
            --text-main: #1a1a1a;
            --text-muted: #666666;
            --accent-color: #e67e22;
            --border-color: #e0e0e0;
            --card-bg: #ffffff;
        }

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

        body {
            font-family: 'Inter', sans-serif;
            background-color: var(--bg-color);
            color: var(--text-main);
            line-height: 1.5;
            display: flex;
            justify-content: center;
        }

        /* Layout Structure */
        .page-container {
            width: 100%;
            max-width: 1200px;
            display: grid;
            grid-template-columns: 1fr 250px;
            position: relative;
        }

        main {
            padding: 40px;
            border-right: 1px solid var(--border-color);
        }

        /* Header Section */
        header {
            background-color: var(--header-bg);
            border: 1px solid #eccfb3;
            border-radius: 4px;
            padding: 24px;
            text-align: center;
            position: relative;
            margin-bottom: 40px;
        }

        header h1 {
            font-size: 2.5rem;
            font-weight: 900;
            color: var(--accent-color);
            margin-bottom: 4px;
        }

        header .subtitle {
            font-size: 1.25rem;
            font-weight: 700;
            margin-bottom: 8px;
        }

        header .last-updated {
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        header .profile-badge {
            position: absolute;
            top: 24px;
            right: 24px;
            background-color: #fff;
            border: 1px solid var(--border-color);
            border-radius: 50%;
            width: 45px;
            height: 45px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
            color: #f39c12;
            box-shadow: 0 2px 5px rgba(0,0,0,0.05);
        }

        /* Section Styling */
        section {
            margin-bottom: 48px;
            scroll-margin-top: 20px;
        }

        section h2 {
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 16px;
            position: relative;
        }

        section h3 {
            font-size: 1.1rem;
            font-weight: 600;
            margin-bottom: 12px;
            color: var(--text-muted);
        }

        p {
            color: var(--text-muted);
            font-size: 0.95rem;
            margin-bottom: 16px;
        }

        /* Two Column Content Split for Layout Reference */
        .content-split {
            display: grid;
            grid-template-columns: 1fr;
            gap: 20px;
        }

        /* Education & Skills items */
        .edu-item {
            display: flex;
            gap: 16px;
            margin-bottom: 24px;
        }

        .edu-icon {
            font-size: 1.5rem;
            color: #34495e;
            margin-top: 4px;
        }

        .edu-details h4 {
            font-size: 1rem;
            font-weight: 700;
        }

        .edu-details p {
            margin-bottom: 2px;
            font-size: 0.85rem;
        }

        .skill-item {
            display: flex;
            gap: 16px;
            margin-bottom: 20px;
            align-items: flex-start;
        }

        .skill-icon {
            color: #00d8ff; /* React blue matching the image placeholder icon style */
            font-size: 1.6rem;
            margin-top: 2px;
        }

        /* Projects Section */
        .projects-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 24px;
            margin-top: 16px;
        }

        .project-card {
            border: 1px solid var(--border-color);
            border-radius: 12px;
            background: var(--card-bg);
            overflow: hidden;
            display: flex;
            flex-direction: column;
        }

        .card-header {
            padding: 16px;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .card-header h4 {
            font-size: 1.2rem;
            font-weight: 700;
        }

        .card-body {
            padding: 0 16px 16px 16px;
            flex-grow: 1;
        }

        /* Simulated Slider Window Component */
        .mock-window {
            border: 1px solid #e0e0e0;
            border-radius: 6px;
            overflow: hidden;
            background-color: #f8f9fa;
            position: relative;
            margin-top: 12px;
        }

        .window-topbar {
            background-color: #ffffff;
            border-bottom: 1px solid #e0e0e0;
            padding: 8px 12px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 0.75rem;
            font-weight: 600;
            color: #333;
        }

        .window-content {
            height: 140px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: #ffffff;
            position: relative;
        }

        /* Placeholder UI Content Inside Mock Window */
        .mock-ui {
            width: 90%;
            height: 80%;
            border: 1px dashed #cbd5e1;
            background: #f1f5f9;
            border-radius: 4px;
            display: flex;
            padding: 8px;
            gap: 4px;
        }
        .mock-ui-sidebar { width: 20%; background: #e2e8f0; border-radius: 2px;}
        .mock-ui-main { width: 80%; display: grid; grid-template-columns: repeat(3, 1fr); gap: 4px; }
        .mock-ui-box { background: #fff; border: 1px solid #e2e8f0; border-radius: 2px; }

        .window-nav {
            position: absolute;
            width: 100%;
            display: flex;
            justify-content: space-between;
            padding: 0 8px;
            box-sizing: border-box;
            top: 50%;
            transform: translateY(-50%);
            pointer-events: none;
        }
        .window-nav i {
            background: rgba(255,255,255,0.8);
            border: 1px solid #ccc;
            border-radius: 50%;
            width: 24px;
            height: 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.7rem;
            cursor: pointer;
            pointer-events: auto;
        }

        .window-dots {
            display: flex;
            justify-content: center;
            gap: 6px;
            padding: 8px 0;
            background: #fff;
        }
        .dot {
            width: 6px;
            height: 6px;
            background-color: #ccc;
            border-radius: 50%;
        }
        .dot.active {
            background-color: #333;
        }

        .card-button {
            margin: 16px;
            background-color: var(--header-bg);
            border: 1px solid #eccfb3;
            border-radius: 20px;
            padding: 10px;
            text-align: center;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--text-main);
            text-decoration: none;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            cursor: pointer;
            transition: background 0.2s;
        }
        .card-button:hover {
            background-color: #fbe4cc;
        }

        /* Contact Me Form */
        .contact-form {
            display: flex;
            flex-direction: column;
            gap: 12px;
            max-width: 350px;
        }

        .contact-form input, 
        .contact-form textarea {
            width: 100%;
            padding: 10px 14px;
            border: 1px solid #ccc;
            border-radius: 8px;
            font-family: inherit;
            font-size: 0.9rem;
            background-color: #fff;
        }

        .contact-form textarea {
            resize: none;
            height: 60px;
        }

        /* Sticky Right Navigation Sidebar */
        aside {
            padding: 40px 24px;
            position: sticky;
            top: 0;
            height: fit-content;
        }

        aside h3 {
            font-size: 0.9rem;
            text-transform: uppercase;
            letter-spacing: 0.05em;
            margin-bottom: 16px;
            font-weight: 700;
        }

        aside ul {
            list-style: none;
        }

        aside ul li {
            margin-bottom: 12px;
        }

        aside ul li a {
            text-decoration: none;
            color: var(--text-muted);
            font-size: 0.9rem;
            display: inline-block;
            width: 100%;
            padding: 6px 12px;
            border-radius: 4px;
            transition: all 0.2s;
        }

        aside ul li a:hover, 
        aside ul li.active a {
            background-color: var(--header-bg);
            color: var(--text-main);
            font-weight: 600;
        }

        /* Footer Viewport */
        footer {
            grid-column: 1 / -1;
            background-color: var(--header-bg);
            border-top: 1px solid #eccfb3;
            padding: 20px 40px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 0.85rem;
            flex-wrap: wrap;
            gap: 16px;
        }

        .footer-left a {
            color: var(--text-main);
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .footer-center {
            text-align: center;
        }
        .footer-center h5 {
            font-weight: 700;
            color: var(--accent-color);
        }

        .footer-right a {
            color: #0077b5; /* LinkedIn signature color style */
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 500;
        }

        /* Responsive styling adjustment */
        @media (max-width: 768px) {
            .page-container {
                grid-template-columns: 1fr;
            }
            aside {
                display: none; /* Hide sticky panel on smaller views */
            }
            main {
                border-right: none;
                padding: 20px;
            }
            footer {
                flex-direction: column;
                text-align: center;
            }
        }