:root {
            --bg-color: #121212;
            --text-color: #e0e0e0;
            --accent-color: #FFA500;
            --secondary-color: #ff69b4;
            --header-bg: #222;
            --border-color: #444;
            --font-family: 'Roboto', sans-serif;
            --light-bg: #1e1e1e;
            --card-bg: #1e1e1e;
            --button-bg: #333;
            --button-hover-bg: #555;
            --button-text-color: #fff;
            --button-accent-text-color: #ffffff;
            --main-gradient: linear-gradient(90deg, #FFA500, #FF4500);
            --icon-color: #e0e0e0;
            --shadow-color: rgba(0, 0, 0, 0.5);
            --text-secondary-color: #aaa;
            --project-link-icon-filter: none;
            --link-icon-color: #e0e0e0;
            --message-box-bg: #2a2a2a;
            --message-box-border: #555;
            --message-box-text: #e0e0e0;
            --message-box-button-bg: #444;
            --message-box-button-hover-bg: #666;
            --message-box-overlay-bg: rgba(0, 0, 0, 0.7);
        }

        .light-theme {
            --bg-color: #ffffff;
            --text-color: #333333;
            --accent-color: #FFA500;
            --header-bg: #f5f5f5;
            --border-color: #ddd;
            --light-bg: #fefefe;
            --card-bg: #ffffff;
            --button-bg: #eee;
            --button-hover-bg: #ddd;
            --button-text-color: #333;
            --button-accent-text-color: #ffffff;
            --main-gradient: linear-gradient(90deg, #FFA500, #FF4500);
            --icon-color: #333333;
            --shadow-color: rgba(0, 0, 0, 0.1);
            --text-secondary-color: #555;
            --project-link-icon-filter: none;
            --link-icon-color: #333333;
            --message-box-bg: #ffffff;
            --message-box-border: #ccc;
            --message-box-text: #333333;
            --message-box-button-bg: #eee;
            --message-box-button-hover-bg: #ddd;
            --message-box-overlay-bg: rgba(0, 0, 0, 0.5);
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-family);
            background-color: var(--bg-color);
            color: var(--text-color);
            line-height: 1.6;
            overflow-x: hidden;
            transition: background-color 0.3s ease, color 0.3s ease;
        }

        h1, h2, h3 {
            font-family: var(--font-family);
            color: var(--text-color);
        }

        section {
            scroll-margin-top: 80px;
            padding: 2rem 0;
        }

        #solidContent {
            width: 100%;
            background-color: var(--bg-color);
            transition: background-color 0.3s ease;
        }

        header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            background-color: var(--header-bg);
            color: var(--text-color);
            padding: 0.75rem 0;
            z-index: 999;
            box-shadow: 0 2px 4px var(--shadow-color);
            transition: background-color 0.3s ease;
        }

        .nav-container {
            width: 90%;
            max-width: 1100px;
            margin: 0 auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: nowrap;
        }

        .logo-and-icons {
            display: flex;
            align-items: center;
            gap: 1rem;
            flex-shrink: 0;
        }

        .nav-logo {
            font-size: 1.5rem;
            font-weight: bold;
            white-space: nowrap;
            color: var(--text-color);
        }

        .nav-icons {
            display: flex;
            gap: 0.75rem;
            align-items: center;
        }

            .nav-icons a {
                display: block;
                width: 24px;
                height: 24px;
                line-height: 24px;
            }

            .nav-icons img {
                display: block;
                width: 24px;
                height: 24px;
                object-fit: contain;
                transition: opacity 0.2s ease, filter 0.3s ease;
            }

                .nav-icons img:hover {
                    opacity: 0.7;
                }

        .light-theme .nav-icons a[href*="github.com/OliverNealDev"] img,
        .light-theme #contact .contact-icon[src="github-icon.webp"] {
            filter: invert(1);
        }

        nav {
            margin-left: auto;
            margin-right: 1rem;
            text-align: right;
        }

            nav ul {
                list-style: none;
                display: inline-flex;
                gap: 1.2rem;
                align-items: center;
                justify-content: flex-end;
                flex-wrap: nowrap;
                padding: 0;
                margin: 0;
            }

            nav a {
                color: var(--text-color);
                text-decoration: none;
                font-weight: bold;
                transition: none;
                padding: 0.2rem 0;
                white-space: nowrap;
            }

                nav a.active-nav, nav a:hover {
                    background: var(--main-gradient);
                    -webkit-background-clip: text;
                    background-clip: text;
                    -webkit-text-fill-color: transparent;
                    color: transparent;
                }

        .theme-toggle {
            flex-shrink: 0;
            display: flex;
            align-items: center;
        }

        .theme-checkbox {
            --toggle-size: 10px;
            -webkit-appearance: none;
            -moz-appearance: none;
            appearance: none;
            width: 3.75em;
            height: 1.875em;
            background: linear-gradient(to right, #efefef 50%, #2a2a2a 50%) no-repeat;
            background-size: 205%;
            background-position: 0;
            transition: 0.4s;
            border-radius: 99em;
            position: relative;
            cursor: pointer;
            font-size: var(--toggle-size);
            border: 1px solid var(--border-color);
            display: block;
        }

            .theme-checkbox::before {
                content: "";
                width: 1.35em;
                height: 1.35em;
                position: absolute;
                top: 0.263em;
                left: 0.263em;
                background: linear-gradient(to right, #efefef 50%, #2a2a2a 50%) no-repeat;
                background-size: 205%;
                background-position: 100%;
                border-radius: 50%;
                transition: 0.4s;
                box-shadow: 0 1px 2px rgba(0,0,0,0.2);
            }

            .theme-checkbox:checked::before {
                left: calc(100% - 1.35em - 0.263em);
                background-position: 0;
            }

            .theme-checkbox:checked {
                background-position: 100%;
            }

        .contact-icon {
            transition: opacity 0.2s ease, filter 0.3s ease;
            width: 24px;
            height: 24px;
            object-fit: contain;
            vertical-align: middle;
            margin-right: 8px;
        }

        .skill-icon {
            display: inline-block;
            width: 20px;
            height: 20px;
            margin-right: 10px;
            flex-shrink: 0;
            vertical-align: middle;
            transition: filter 0.3s ease;
        }

            .skill-icon svg {
                display: block;
                width: 100%;
                height: 100%;
                fill: var(--icon-color);
                transition: fill 0.3s ease;
            }

            .skill-icon img {
                display: block;
                width: 100%;
                height: 100%;
                object-fit: contain;
            }

        main {
            width: 90%;
            max-width: 1100px;
            margin: 0 auto;
            padding-top: 80px;
        }

        #about {
        }

        .about-container {
            display: flex;
            align-items: flex-start;
            justify-content: center;
            gap: 2rem;
            flex-wrap: wrap;
        }

        .about-img {
            width: 200px;
            height: 200px;
            overflow: hidden;
            border-radius: 50%;
            flex-shrink: 0;
            box-shadow: 0 4px 8px var(--shadow-color);
            margin-top: 0.5rem;
        }

            .about-img img {
                width: 100%;
                height: 100%;
                object-fit: cover;
                display: block;
            }

        .about-text {
            flex: 1;
            min-width: 250px;
            max-width: 850px;
            text-align: center;
            display: flex;
            flex-direction: column;
            align-items: center;
            margin: 0 auto;
        }

        @media (min-width: 601px) {
            .about-text {
                align-items: flex-start;
                text-align: left;
                margin: 0;
            }

            .about-img {
                margin-top: 0.5rem;
            }
        }

        @media (max-width: 600px) {
            .about-img {
                margin-top: 0;
            }
        }

        .about-text h1 {
            font-size: 2rem;
            margin-bottom: 1rem;
        }

        .about-text p {
            margin-bottom: 1rem;
            color: var(--text-color);
            font-size: 1rem;
            line-height: 1.6;
            opacity: 0.9;
            max-width: 75ch;
        }

            .about-text p a {
                color: var(--accent-color);
                text-decoration: none;
                font-weight: bold;
                transition: filter 0.2s ease;
            }

                .about-text p a:hover {
                    filter: brightness(1.2);
                    text-decoration: underline;
                }

        .download-button {
            display: inline-block;
            margin-top: 1.5rem;
            padding: 0.8rem 1.8rem;
            background: var(--main-gradient);
            color: var(--button-accent-text-color);
            text-decoration: none;
            font-weight: bold;
            border-radius: 6px;
            border: none;
            transition: filter 0.3s ease, transform 0.2s ease, box-shadow 0.3s ease;
            cursor: pointer;
            box-shadow: 0 2px 4px var(--shadow-color);
        }

            .download-button:hover {
                filter: brightness(1.15);
                transform: translateY(-2px);
                box-shadow: 0 4px 8px var(--shadow-color);
            }

        section h2 {
            font-size: 1.8rem;
            margin-top: 3rem;
            margin-bottom: 1.5rem;
            color: var(--text-color);
            border-bottom: 2px solid var(--border-color);
            padding-bottom: 0.5rem;
            text-align: left;
        }

        #skills {
        }

            #skills h2 {
                text-align: left;
                border-bottom: none;
                margin-bottom: 2rem;
            }

        .skills-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2.5rem;
            margin-top: 0;
        }

        .skill-category {
        }

            .skill-category h3 {
                font-size: 1.2rem;
                margin-bottom: 1rem;
                color: var(--text-color);
                padding-bottom: 0.8rem;
                display: inline-block;
                position: relative;
            }

                .skill-category h3::after {
                    content: '';
                    position: absolute;
                    left: 0;
                    bottom: 0;
                    width: 100%;
                    height: 3px;
                    background: var(--main-gradient);
                }

            .skill-category ul {
                list-style: none;
                padding-left: 0;
                margin-top: 1rem;
            }

            .skill-category li {
                margin-bottom: 0.8rem;
                display: flex;
                align-items: center;
                color: var(--text-color);
                opacity: 0.9;
                font-size: 0.95rem;
            }

        #education {
            background-color: var(--card-bg);
            border-radius: 6px;
            margin-top: 3rem;
            padding: 2rem;
            box-shadow: 0 2px 4px var(--shadow-color);
            transition: background-color 0.3s ease, box-shadow 0.3s ease;
        }

            #education h2 {
                margin-top: 0;
                text-align: left;
                border: none;
                padding-bottom: 0;
                margin-bottom: 1.5rem;
            }

        .education-entry {
            margin-bottom: 1.5rem;
            position: relative;
            padding-left: 35px;
        }

            .education-entry:last-child {
                margin-bottom: 0;
            }

        .uni-icon {
            position: absolute;
            left: 0;
            top: 5px;
            width: 24px;
            height: 24px;
        }

            .uni-icon svg {
                width: 100%;
                height: 100%;
                fill: var(--icon-color);
                transition: fill 0.3s ease;
            }

        .education-entry h3 {
            font-size: 1.2rem;
            margin-bottom: 0.25rem;
            color: var(--text-color);
        }

        .education-entry p {
            margin-bottom: 0.25rem;
            color: var(--text-color);
            opacity: 0.9;
            font-size: 1rem;
        }

        .education-entry .dates {
            font-style: italic;
            font-size: 0.9rem;
            color: var(--secondary-color);
            opacity: 0.8;
        }

        .education-entry .download-button {
            margin-top: 1rem;
        }

        .project-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
            gap: 1.5rem;
        }

        .featured-card { position: relative; width: 100%; border: 1px solid var(--border-color); border-radius: 8px; overflow: hidden; }
        .featured-card img { width: 100%; display: block; }
        .featured-info { position: absolute; bottom: 0; left: 0; right: 0; background: rgba(0,0,0,0.6); padding: 1rem; }
        .featured-info h3 { margin: 0; }
        .featured-info p { margin: 0; }

        #project-breakdowns .featured-card p {
            color: #fff;
            -webkit-text-fill-color: #fff;
            background: none;
            transition: color 0.3s ease, -webkit-text-fill-color 0.3s ease;
        }

        #project-breakdowns .featured-card:hover p {
            background: var(--main-gradient);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            color: transparent;
        }

        .project-card {
            background: var(--card-bg);
            border-radius: 8px;
            border: 1px solid var(--border-color);
            box-shadow: 0 2px 8px var(--shadow-color);
            display: flex;
            flex-direction: column;
            transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease, background-color 0.3s ease;
            overflow: hidden;
        }

            .project-card:hover {
                transform: translateY(-5px);
                box-shadow: 0 6px 15px var(--shadow-color);
                border-color: var(--accent-color);
            }

        .project-content {
            padding: 1.5rem;
            display: flex;
            flex-direction: column;
            flex-grow: 1;
        }

        .project-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 0.5rem;
        }

            .project-header h3 {
                font-size: 1.2rem;
                color: var(--text-color);
                margin-bottom: 0;
            }

        .project-card:hover .project-header h3 {
            background: var(--main-gradient);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            color: transparent;
        }

        .project-header .project-date {
            font-size: 0.9rem;
            font-style: italic;
            color: var(--text-secondary-color);
            opacity: 0.9;
        }

        .project-content > p:not(.tech) {
            font-size: 0.95rem;
            color: var(--text-color);
            opacity: 0.9;
            margin-bottom: 1rem;
            flex-grow: 1;
        }

        .project-content .tech {
            font-style: italic;
            margin-bottom: 1rem;
            color: var(--text-secondary-color);
            opacity: 0.8;
            font-size: 0.9rem;
            margin-top: auto;
        }

        .project-links {
            flex-shrink: 0;
            margin-top: 0.5rem;
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

            .project-links a, .project-links button.details {
                display: inline-flex;
                align-items: center;
                padding: 0.4rem 0.8rem;
                background: var(--button-bg);
                color: var(--button-text-color);
                text-decoration: none;
                border-radius: 4px;
                font-size: 0.85rem;
                transition: background 0.2s ease, filter 0.3s ease, border-color 0.2s ease;
                border: 1px solid transparent;
                cursor: pointer;
                font-family: inherit;
            }

                .project-links a:hover, .project-links button.details:hover {
                    background: var(--button-hover-bg);
                    border-color: var(--accent-color);
                }

                .project-links a img,
                .project-links a svg,
                .project-links button.details svg {
                    width: 16px;
                    height: 16px;
                    object-fit: contain;
                    margin-right: 6px;
                    vertical-align: middle;
                    transition: filter 0.3s ease, fill 0.3s ease;
                }

                .project-links a img {
                    filter: var(--project-link-icon-filter, none);
                }

                .project-links a svg,
                .project-links button.details svg {
                    fill: var(--link-icon-color);
                }

        .light-theme .project-links a.github img {
            --project-link-icon-filter: invert(1);
        }

        .slideshow-wrapper {
            flex-shrink: 0;
            order: -1;
            width: 100%;
        }

        .slideshow-container {
            position: relative;
            width: 100%;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: #000;
        }

            .slideshow-container figure {
                position: absolute;
                top: 0;
                left: 0;
                width: 100%;
                height: 100%;
                margin: 0;
                opacity: 0;
                pointer-events: none;
                transition: none;
            }

            .slideshow-container.fade-transition figure {
                transition: opacity 0.6s ease-in-out;
            }

            .slideshow-container figure.active {
                opacity: 1;
                pointer-events: auto;
            }

            .slideshow-container figure video, .slideshow-container figure img {
                width: 100%;
                height: 100%;
                object-fit: cover;
                cursor: pointer;
                background: #000;
                display: block;
            }

                .slideshow-container figure video[poster] {
                }

            .slideshow-container figure img {
            }

        .slideshow-info {
            display: flex;
            justify-content: space-between;
            align-items: center;
            background-color: var(--header-bg);
            padding: 0.4rem 0.75rem;
            border-top: 1px solid var(--border-color);
        }

            .slideshow-info .slideshow-caption {
                text-align: center;
                font-size: 0.85rem;
                font-weight: normal;
                color: var(--text-secondary-color);
                white-space: nowrap;
                overflow: hidden;
                text-overflow: ellipsis;
                flex-grow: 1;
                margin: 0 0.5rem;
            }

            .slideshow-info span.prev, .slideshow-info span.next {
                background: var(--button-bg);
                color: var(--text-color);
                padding: 0.25rem 0.6rem;
                cursor: pointer;
                border-radius: 4px;
                font-weight: bold;
                user-select: none;
                transition: background 0.2s ease, color 0.2s ease;
                line-height: 1;
            }

                .slideshow-info span.prev:hover, .slideshow-info span.next:hover {
                    background: var(--accent-color);
                    color: var(--button-accent-text-color);
                }

        #lightboxOverlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.85);
            display: none;
            justify-content: center;
            align-items: center;
            z-index: 1000;
            padding: 20px;
        }

        #lightboxContent {
            position: relative;
            background: var(--bg-color);
            padding: 20px;
            padding-bottom: 50px;
            border-radius: 8px;
            max-width: 90vw;
            max-height: 90vh;
            display: flex;
            flex-direction: column;
            align-items: center;
            box-shadow: 0 10px 30px rgba(0,0,0,0.5);
        }

        #lightboxMediaContainer {
            width: 100%;
            display: flex;
            justify-content: center;
            align-items: center;
            overflow: hidden;
            margin-bottom: 15px;
        }

        #lightboxVideo, #lightboxImage {
            display: none;
            max-width: calc(90vw - 40px);
            max-height: calc(90vh - 90px);
            aspect-ratio: 16 / 9;
            object-fit: contain;
            width: auto;
            height: auto;
            border-radius: 4px;
        }

        #lightboxCaption {
            position: absolute;
            bottom: 15px;
            left: 20px;
            right: 20px;
            text-align: center;
            color: var(--text-secondary-color);
            font-size: 0.9rem;
        }

        #lightboxClose {
            position: absolute;
            top: -10px;
            right: -10px;
            background: var(--accent-color);
            color: white;
            font-size: 24px;
            font-weight: bold;
            border: none;
            border-radius: 50%;
            cursor: pointer;
            width: 30px;
            height: 30px;
            line-height: 30px;
            text-align: center;
            transition: background 0.2s ease;
            z-index: 1001;
        }

            #lightboxClose:hover {
                background: var(--button-hover-bg);
                color: var(--text-color);
            }

        #lightboxPrev, #lightboxNext {
            position: absolute;
            top: 50%;
            transform: translateY(-50%);
            background: rgba(50, 50, 50, 0.6);
            color: white;
            font-size: 24px;
            font-weight: bold;
            border: none;
            border-radius: 4px;
            cursor: pointer;
            padding: 10px;
            user-select: none;
            transition: background 0.2s ease;
            z-index: 1001;
        }

        #lightboxPrev {
            left: -40px;
        }

        #lightboxNext {
            right: -40px;
        }

            #lightboxPrev:hover, #lightboxNext:hover {
                background: var(--accent-color);
            }

        #contact {
            text-align: center;
        }

            #contact h2 {
                text-align: center;
                border-bottom: none;
                margin-bottom: 2rem;
            }

        .contact-list {
            list-style: none;
            padding: 0;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 1rem;
        }

            .contact-list li {
                display: flex;
                align-items: center;
            }

            .contact-list a {
                color: var(--text-color);
                text-decoration: none;
                transition: color 0.2s ease;
            }

                .contact-list a:hover {
                    background: var(--main-gradient);
                    -webkit-background-clip: text;
                    background-clip: text;
                    -webkit-text-fill-color: transparent;
                    color: transparent;
                }

        footer {
            text-align: center;
            padding: 1.5rem 0;
            margin-top: 3rem;
            border-top: 1px solid var(--border-color);
            color: var(--text-secondary-color);
            font-size: 0.9rem;
        }

        .reveal {
            opacity: 0;
            transform: translateY(30px);
            transition: opacity 0.8s ease-out, transform 0.8s ease-out;
            will-change: opacity, transform;
        }

            .reveal.visible {
                opacity: 1;
                transform: translateY(0);
            }

        .custom-message-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-color: var(--message-box-overlay-bg);
            display: flex;
            justify-content: center;
            align-items: center;
            z-index: 1100;
            opacity: 0;
            visibility: hidden;
            transition: opacity 0.3s ease, visibility 0s linear 0.3s;
        }

            .custom-message-overlay.visible {
                opacity: 1;
                visibility: visible;
                transition: opacity 0.3s ease;
            }

        .custom-message-box {
            background-color: var(--message-box-bg);
            color: var(--message-box-text);
            padding: 25px;
            border-radius: 8px;
            border: 1px solid var(--message-box-border);
            box-shadow: 0 5px 15px rgba(0,0,0,0.3);
            max-width: 90%;
            width: 400px;
            text-align: center;
            transform: scale(0.9);
            transition: transform 0.3s ease;
        }

        .custom-message-overlay.visible .custom-message-box {
            transform: scale(1.0);
        }

        .custom-message-box p {
            margin-bottom: 20px;
            line-height: 1.5;
        }

        .custom-message-box button {
            padding: 8px 20px;
            background-color: var(--message-box-button-bg);
            color: var(--message-box-text);
            border: 1px solid var(--message-box-border);
            border-radius: 5px;
            cursor: pointer;
            font-weight: bold;
            transition: background-color 0.2s ease;
        }

            .custom-message-box button:hover {
                background-color: var(--message-box-button-hover-bg);
            }

        @media (max-width: 768px) {
            .project-grid {
                grid-template-columns: 1fr;
            }

            .nav-container {
                flex-direction: row;
                flex-wrap: wrap;
                align-items: center;
                gap: 0.5rem 1rem;
                justify-content: space-between;
            }

            .logo-and-icons {
            }

            nav {
                margin-left: 0;
                margin-right: 0;
                text-align: left;
                width: 100%;
                order: 3;
                flex-basis: 100%;
            }

                nav ul {
                    justify-content: flex-start;
                    gap: 0.8rem;
                    flex-wrap: wrap;
                    display: flex;
                }

            .theme-toggle {
                order: 2;
            }

            main {
                padding-top: 100px;
            }

            section {
                scroll-margin-top: 100px;
            }

            .about-container {
                flex-direction: column;
                align-items: center;
                text-align: center;
            }

            .about-text {
                align-items: center;
                text-align: center;
            }

            .about-img {
                margin-top: 0;
            }

            #lightboxPrev {
                left: 5px;
            }

            #lightboxNext {
                right: 5px;
            }

            #lightboxVideo, #lightboxImage {
                max-width: calc(90vw - 20px);
                max-height: calc(90vh - 80px);
            }
        }

        @media (max-width: 600px) {
            .skills-container {
                grid-template-columns: 1fr;
            }

            .about-text h1 {
                font-size: 1.8rem;
            }

            section h2 {
                font-size: 1.6rem;
            }

            .project-grid {
                grid-template-columns: 1fr;
                gap: 1rem;
            }

            .project-content {
                padding: 1rem;
            }

            .project-links a, .project-links button.details {
                padding: 0.3rem 0.6rem;
                font-size: 0.8rem;
            }

            footer {
                font-size: 0.8rem;
            }

            #lightboxContent {
                padding: 10px;
                padding-bottom: 40px;
            }

            #lightboxMediaContainer {
            }

            #lightboxCaption {
                bottom: 10px;
                left: 10px;
                right: 10px;
            }

            #lightboxVideo, #lightboxImage {
                max-width: calc(90vw - 20px);
                max-height: calc(90vh - 60px);
            }

            .nav-container {
                gap: 0.5rem;
            }

            nav ul {
                gap: 0.5rem;
            }

            main {
                padding-top: 120px;
            }

            section {
                scroll-margin-top: 120px;
            }

            .custom-message-box {
                width: 90%;
            }
        }
        :root {
            --bg-color: #121212;
            --text-color: #e0e0e0;
            --accent-color: #FFA500;
            --secondary-color: #ff69b4;
            --header-bg: #222;
            --border-color: #444;
            --font-family: 'Roboto', sans-serif;
            --light-bg: #1e1e1e;
            --card-bg: #1e1e1e;
            --button-bg: #333;
            --button-hover-bg: #555;
            --button-text-color: #fff;
            --button-accent-text-color: #ffffff;
            --main-gradient: linear-gradient(90deg, #FFA500, #FF4500);
            --icon-color: #e0e0e0;
            --shadow-color: rgba(0, 0, 0, 0.5);
            --text-secondary-color: #aaa;
            --project-link-icon-filter: none;
            --link-icon-color: #e0e0e0;
            --message-box-bg: #2a2a2a;
            --message-box-border: #555;
            --message-box-text: #e0e0e0;
            --message-box-button-bg: #444;
            --message-box-button-hover-bg: #666;
            --message-box-overlay-bg: rgba(0, 0, 0, 0.7);
            /* Prism palette (dark) */
            --prism-plain: #e6e6e6;
            --prism-comment: #9aa0a6;
            --prism-red: #ff5370;
            --prism-orange: #f78c6c;
            --prism-green: #c3e88d;
            --prism-blue: #82aaff;
            --prism-purple: #c792ea;
            --prism-yellow: #ffcb6b;
        }

        .light-theme {
            --bg-color: #ffffff;
            --text-color: #333333;
            --accent-color: #FFA500;
            --header-bg: #f5f5f5;
            --border-color: #ddd;
            --light-bg: #fefefe;
            --card-bg: #ffffff;
            --button-bg: #eee;
            --button-hover-bg: #ddd;
            --button-text-color: #333;
            --button-accent-text-color: #ffffff;
            --main-gradient: linear-gradient(90deg, #FFA500, #FF4500);
            --icon-color: #333333;
            --shadow-color: rgba(0, 0, 0, 0.1);
            --text-secondary-color: #555;
            --project-link-icon-filter: none;
            --link-icon-color: #333333;
            --message-box-bg: #ffffff;
            --message-box-border: #ccc;
            --message-box-text: #333333;
            --message-box-button-bg: #eee;
            --message-box-button-hover-bg: #ddd;
            --message-box-overlay-bg: rgba(0, 0, 0, 0.5);
            /* Prism palette (light) */
            --prism-plain: #2b2b2b;
            --prism-comment: #6a737d;
            --prism-red: #d12f1b;
            --prism-orange: #b34f00;
            --prism-green: #22863a;
            --prism-blue: #005cc5;
            --prism-purple: #6f42c1;
            --prism-yellow: #b08800;
        }

        /* Base (match portfolio) */
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-family);
            background-color: var(--bg-color);
            color: var(--text-color);
            line-height: 1.6;
            overflow-x: hidden;
            transition: background-color 0.3s ease, color 0.3s ease;
            /* Fix any halo/outline rendering in dark mode */
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            text-rendering: optimizeLegibility;
        }

        h1, h2, h3 {
            color: var(--text-color);
        }

        /* Nuke stray shadows/strokes that cause glow/halos */
        body, h1, h2, h3, p, a, li, code, pre, table, th, td {
            text-shadow: none !important;
            -webkit-text-stroke: 0 !important;
        }

            code[class*="language-"], pre[class*="language-"], .token {
                text-shadow: none !important;
            }

        /* Header / Nav (scoped to header to avoid doc-toc hover bug) */
        header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            background-color: var(--header-bg);
            color: var(--text-color);
            padding: 0.75rem 0;
            z-index: 999;
            box-shadow: 0 2px 4px var(--shadow-color);
            transition: background-color 0.3s ease;
        }

        .nav-container {
            width: 90%;
            max-width: 1100px;
            margin: 0 auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: nowrap;
        }

        .logo-and-icons {
            display: flex;
            align-items: center;
            gap: 1rem;
            flex-shrink: 0;
        }

        .nav-logo {
            font-size: 1.5rem;
            font-weight: bold;
            white-space: nowrap;
            color: var(--text-color);
        }

        .nav-icons {
            display: flex;
            gap: 0.75rem;
            align-items: center;
        }

            .nav-icons a {
                display: block;
                width: 24px;
                height: 24px;
                line-height: 24px;
            }

            .nav-icons img {
                display: block;
                width: 24px;
                height: 24px;
                object-fit: contain;
                transition: opacity 0.2s ease, filter 0.3s ease;
            }

                .nav-icons img:hover {
                    opacity: 0.7;
                }

        .light-theme .nav-icons a[href*="github.com/OliverNealDev"] img {
            filter: invert(1);
        }

        header nav {
            margin-left: auto;
            margin-right: 1rem;
            text-align: right;
        }

            header nav ul {
                list-style: none;
                display: inline-flex;
                gap: 1.2rem;
                align-items: center;
                justify-content: flex-end;
                flex-wrap: nowrap;
                padding: 0;
                margin: 0;
            }

            header nav a {
                color: var(--text-color);
                text-decoration: none;
                font-weight: bold;
                transition: none;
                padding: 0.2rem 0;
                white-space: nowrap;
            }
                /* FIX: scope gradient hover to header nav only so doc-toc buttons don't turn transparent */
                header nav a.active-nav, header nav a:hover {
                    background: var(--main-gradient);
                    -webkit-background-clip: text;
                    background-clip: text;
                    -webkit-text-fill-color: transparent;
                    color: transparent;
                }

        .theme-toggle {
            flex-shrink: 0;
            display: flex;
            align-items: center;
        }

        .theme-checkbox {
            --toggle-size: 10px;
            appearance: none;
            width: 3.75em;
            height: 1.875em;
            background: linear-gradient(to right, #efefef 50%, #2a2a2a 50%) no-repeat;
            background-size: 205%;
            background-position: 0;
            transition: 0.4s;
            border-radius: 99em;
            position: relative;
            cursor: pointer;
            font-size: var(--toggle-size);
            border: 1px solid var(--border-color);
            display: block;
        }

            .theme-checkbox::before {
                content: "";
                width: 1.35em;
                height: 1.35em;
                position: absolute;
                top: 0.263em;
                left: 0.263em;
                background: linear-gradient(to right, #efefef 50%, #2a2a2a 50%) no-repeat;
                background-size: 205%;
                background-position: 100%;
                border-radius: 50%;
                transition: 0.4s;
                box-shadow: 0 1px 2px rgba(0,0,0,0.2);
            }

            .theme-checkbox:checked::before {
                left: calc(100% - 1.35em - 0.263em);
                background-position: 0;
            }

            .theme-checkbox:checked {
                background-position: 100%;
            }

        /* Main container (identical sizing) */
        main {
            width: 90%;
            max-width: 1100px;
            margin: 0 auto;
            padding-top: 100px;
        }

        /* Utility from portfolio */
        .reveal {
            opacity: 0;
            transform: translateY(30px);
            transition: opacity 0.8s ease-out, transform 0.8s ease-out;
            will-change: opacity, transform;
        }

            .reveal.visible {
                opacity: 1;
                transform: translateY(0);
            }

        /* Local page styles to match card look */
        .page-hero {
            display: flex;
            flex-direction: column;
            gap: 0.75rem;
            margin-bottom: 1.5rem;
        }

        .breadcrumb {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 0.9rem;
            color: var(--text-secondary-color);
        }

            .breadcrumb a {
                color: var(--text-color);
                text-decoration: none;
                border-bottom: 1px dashed transparent;
            }

                .breadcrumb a:hover {
                    border-bottom-color: var(--accent-color);
                    background: var(--main-gradient);
                    -webkit-background-clip: text;
                    background-clip: text;
                    -webkit-text-fill-color: transparent;
                    color: transparent;
                }

        .page-title h1 {
            font-size: 2rem;
            margin: 0;
        }

        .page-sub {
            color: var(--text-secondary-color);
        }

        .doc-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 0.5rem;
        }

            .doc-actions a {
                display: inline-flex;
                align-items: center;
                gap: 6px;
                padding: 0.45rem 0.8rem;
                background: var(--button-bg);
                color: var(--button-text-color);
                text-decoration: none;
                border-radius: 4px;
                border: 1px solid transparent;
                font-size: 0.9rem;
            }

                .doc-actions a:hover {
                    background: var(--button-hover-bg);
                    border-color: var(--accent-color);
                }

            .doc-actions img, .doc-actions svg {
                width: 16px;
                height: 16px;
                vertical-align: middle;
            }

        .doc-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 1.25rem;
        }

        .doc-card {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            border-radius: 8px;
            box-shadow: 0 2px 8px var(--shadow-color);
            padding: 1.25rem;
        }

            .doc-card h2 {
                font-size: 1.4rem;
                margin: 0 0 0.75rem 0;
                border-bottom: 2px solid var(--border-color);
                padding-bottom: 0.5rem;
            }

            .doc-card h3 {
                font-size: 1.1rem;
                margin: 1rem 0 0.5rem;
            }

        .doc-figure {
            margin: 0.75rem 0 0;
            border: 1px solid var(--border-color);
            border-radius: 6px;
            overflow: hidden;
            background: #000;
        }

            .doc-figure img {
                width: 100%;
                height: auto;
                display: block;
            }

            .doc-figure figcaption {
                font-size: 0.9rem;
                color: var(--text-secondary-color);
                padding: 0.5rem 0.75rem;
                background: var(--header-bg);
                border-top: 1px solid var(--border-color);
            }

        /* Tables styled like site */
        .doc-table-wrapper {
            overflow-x: auto;
        }

        table {
            width: 100%;
            border-collapse: collapse;
            margin-top: 0.5rem;
            border: 1px solid var(--border-color);
        }

        th, td {
            padding: 0.75rem;
            text-align: left;
            border-top: 1px solid var(--border-color);
        }

        th {
            background: var(--light-bg);
            font-weight: 700;
        }

        tr:nth-child(even) td {
            background: rgba(255,255,255,0.02);
        }

        /* <details> */
        details {
            margin-top: 0.75rem;
        }

            details summary {
                cursor: pointer;
                font-weight: 600;
                background: var(--light-bg);
                padding: 0.6rem 0.75rem;
                border: 1px solid var(--border-color);
                border-radius: 6px;
            }

            details[open] summary {
                border-bottom-left-radius: 0;
                border-bottom-right-radius: 0;
            }

        /* --- Prism + code overrides (fix dark-mode legibility & token backgrounds) --- */

        /* Base code blocks */
        pre[class*="language-"] {
            background: var(--card-bg) !important;
            border: 1px solid var(--border-color);
            border-radius: 6px;
            box-shadow: inset 0 0 0 rgba(0,0,0,0);
            padding: 1rem !important;
            overflow: auto;
        }

        code[class*="language-"], pre[class*="language-"] {
            color: var(--prism-plain) !important;
        }

        /* Remove any unwanted backgrounds causing grey rectangles */
        code, pre, kbd, samp {
            background: transparent;
        }

            pre[class*="language-"] > code {
                background: transparent !important;
            }

        .token, .namespace {
            background: transparent !important;
        }

        /* Selection inside code */
        pre[class*="language-"] ::selection,
        code[class*="language-"] ::selection {
            background: rgba(255,255,255,0.08);
        }

        /* Token colors (use theme variables) */
        .token.comment, .token.prolog, .token.doctype, .token.cdata {
            color: var(--prism-comment) !important;
        }

        .token.punctuation {
            color: var(--prism-plain) !important;
            background: transparent !important;
        }

        .token.operator {
            color: var(--prism-plain) !important;
            background: transparent !important;
        }

        .token.boolean, .token.number {
            color: var(--prism-orange) !important;
        }

        .token.property, .token.tag, .token.constant, .token.symbol, .token.deleted {
            color: var(--prism-red) !important;
        }

        .token.selector, .token.attr-name, .token.string, .token.char, .token.builtin, .token.inserted {
            color: var(--prism-green) !important;
        }

        .token.function, .token.class-name {
            color: var(--prism-blue) !important;
        }

        .token.keyword {
            color: var(--prism-purple) !important;
            font-weight: 500;
        }

        .token.regex, .token.important, .token.variable {
            color: var(--prism-yellow) !important;
        }

        .token.bold {
            font-weight: bold;
        }

        .token.italic {
            font-style: italic;
        }

        /* Inline code outside Prism blocks */
        :not(pre) > code:not([class*="language-"]) {
            background: rgba(127,127,127,0.15);
            padding: 0.15em 0.35em;
            border-radius: 4px;
            color: var(--text-color);
        }

        /* Section anchor bar (local TOC) */
        .doc-toc {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            border-radius: 8px;
            padding: 0.6rem;
        }

            .doc-toc a {
                font-size: 0.9rem;
                text-decoration: none;
                color: var(--text-color);
                padding: 0.35rem 0.6rem;
                border-radius: 4px;
                border: 1px solid transparent;
                background: var(--button-bg);
            }

                .doc-toc a:hover {
                    background: var(--button-hover-bg);
                    border-color: var(--accent-color);
                }

        footer {
            text-align: center;
            padding: 1.5rem 0;
            margin-top: 3rem;
            border-top: 1px solid var(--border-color);
            color: var(--text-secondary-color);
            font-size: 0.9rem;
        }

        /* Responsive (match portfolio breakpoints) */
        @media (max-width: 768px) {
            .nav-container {
                flex-direction: row;
                flex-wrap: wrap;
                align-items: center;
                gap: 0.5rem 1rem;
                justify-content: space-between;
            }

            header nav {
                margin-left: 0;
                margin-right: 0;
                text-align: left;
                width: 100%;
                order: 3;
                flex-basis: 100%;
            }

                header nav ul {
                    justify-content: flex-start;
                    gap: 0.8rem;
                    flex-wrap: wrap;
                    display: flex;
                }

            .theme-toggle {
                order: 2;
            }

            main {
                padding-top: 120px;
            }
        }

        @media (max-width: 600px) {
            .nav-container {
                gap: 0.5rem;
            }

            header nav ul {
                gap: 0.5rem;
            }

            .page-title h1 {
                font-size: 1.7rem;
            }
        }
        :root {
            --bg-color: #121212;
            --text-color: #e0e0e0;
            --accent-color: #FFA500;
            --secondary-color: #ff69b4;
            --header-bg: #222;
            --border-color: #444;
            --font-family: 'Roboto', sans-serif;
            --light-bg: #1e1e1e;
            --card-bg: #1e1e1e;
            --button-bg: #333;
            --button-hover-bg: #555;
            --button-text-color: #fff;
            --button-accent-text-color: #ffffff;
            --main-gradient: linear-gradient(90deg, #FFA500, #FF4500);
            --icon-color: #e0e0e0;
            --shadow-color: rgba(0, 0, 0, 0.5);
            --text-secondary-color: #aaa;
            --project-link-icon-filter: none;
            --link-icon-color: #e0e0e0;
            --message-box-bg: #2a2a2a;
            --message-box-border: #555;
            --message-box-text: #e0e0e0;
            --message-box-button-bg: #444;
            --message-box-button-hover-bg: #666;
            --message-box-overlay-bg: rgba(0, 0, 0, 0.7);
            /* Prism palette (dark) */
            --prism-plain: #e6e6e6;
            --prism-comment: #9aa0a6;
            --prism-red: #ff5370;
            --prism-orange: #f78c6c;
            --prism-green: #c3e88d;
            --prism-blue: #82aaff;
            --prism-purple: #c792ea;
            --prism-yellow: #ffcb6b;
            /* Diagram styling */
            --diagram-grid-dark: rgba(255,255,255,0.06);
            --diagram-grid-light: rgba(0,0,0,0.06);
            --diagram-bg-tint-dark: linear-gradient(180deg, rgba(255,165,0,0.06), rgba(255,69,0,0.06));
            --diagram-bg-tint-light: linear-gradient(180deg, rgba(255,165,0,0.08), rgba(255,69,0,0.08));
            --diagram-shadow: 0 10px 30px rgba(0,0,0,0.35);
            --diagram-border: rgba(255,255,255,0.08);
        }

        .light-theme {
            --bg-color: #ffffff;
            --text-color: #333333;
            --accent-color: #FFA500;
            --header-bg: #f5f5f5;
            --border-color: #ddd;
            --light-bg: #fefefe;
            --card-bg: #ffffff;
            --button-bg: #eee;
            --button-hover-bg: #ddd;
            --button-text-color: #333;
            --button-accent-text-color: #ffffff;
            --main-gradient: linear-gradient(90deg, #FFA500, #FF4500);
            --icon-color: #333333;
            --shadow-color: rgba(0, 0, 0, 0.1);
            --text-secondary-color: #555;
            --project-link-icon-filter: none;
            --link-icon-color: #333333;
            --message-box-bg: #ffffff;
            --message-box-border: #ccc;
            --message-box-text: #333333;
            --message-box-button-bg: #eee;
            --message-box-button-hover-bg: #ddd;
            --message-box-overlay-bg: rgba(0, 0, 0, 0.5);
            /* Prism palette (light) */
            --prism-plain: #2b2b2b;
            --prism-comment: #6a737d;
            --prism-red: #d12f1b;
            --prism-orange: #b34f00;
            --prism-green: #22863a;
            --prism-blue: #005cc5;
            --prism-purple: #6f42c1;
            --prism-yellow: #b08800;
            --diagram-grid-dark: rgba(0,0,0,0.06); /* reused as light grid */
            --diagram-bg-tint-dark: var(--diagram-bg-tint-light);
            --diagram-border: rgba(0,0,0,0.08);
        }

        /* Base (match portfolio) */
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-family);
            background-color: var(--bg-color);
            color: var(--text-color);
            line-height: 1.6;
            overflow-x: hidden;
            transition: background-color 0.3s ease, color 0.3s ease;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            text-rendering: optimizeLegibility;
        }

        h1, h2, h3 {
            color: var(--text-color);
        }

        body, h1, h2, h3, p, a, li, code, pre, table, th, td {
            text-shadow: none !important;
            -webkit-text-stroke: 0 !important;
        }
        code[class*="language-"], pre[class*="language-"], .token {
            text-shadow: none !important;
        }

        header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            background-color: var(--header-bg);
            color: var(--text-color);
            padding: 0.75rem 0;
            z-index: 999;
            box-shadow: 0 2px 4px var(--shadow-color);
            transition: background-color 0.3s ease;
        }
        .nav-container {
            width: 90%;
            max-width: 1100px;
            margin: 0 auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: nowrap;
        }
        .logo-and-icons {
            display: flex;
            align-items: center;
            gap: 1rem;
            flex-shrink: 0;
        }
        .nav-logo {
            font-size: 1.5rem;
            font-weight: bold;
            white-space: nowrap;
            color: var(--text-color);
        }
        .nav-icons {
            display: flex;
            gap: 0.75rem;
            align-items: center;
        }
        .nav-icons a {
            display: block;
            width: 24px;
            height: 24px;
            line-height: 24px;
        }
        .nav-icons img {
            display: block;
            width: 24px;
            height: 24px;
            object-fit: contain;
            transition: opacity 0.2s ease, filter 0.3s ease;
        }
        .nav-icons img:hover {
            opacity: 0.7;
        }
        .light-theme .nav-icons a[href*="github.com/OliverNealDev"] img {
            filter: invert(1);
        }
        header nav {
            margin-left: auto;
            margin-right: 1rem;
            text-align: right;
        }
        header nav ul {
            list-style: none;
            display: inline-flex;
            gap: 1.2rem;
            align-items: center;
            justify-content: flex-end;
            flex-wrap: nowrap;
            padding: 0;
            margin: 0;
        }
        header nav a {
            color: var(--text-color);
            text-decoration: none;
            font-weight: bold;
            transition: none;
            padding: 0.2rem 0;
            white-space: nowrap;
        }
        header nav a.active-nav, header nav a:hover {
            background: var(--main-gradient);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            color: transparent;
        }
        .theme-toggle {
            flex-shrink: 0;
            display: flex;
            align-items: center;
        }
        .theme-checkbox {
            --toggle-size: 10px;
            appearance: none;
            width: 3.75em;
            height: 1.875em;
            background: linear-gradient(to right, #efefef 50%, #2a2a2a 50%) no-repeat;
            background-size: 205%;
            background-position: 0;
            transition: 0.4s;
            border-radius: 99em;
            position: relative;
            cursor: pointer;
            font-size: var(--toggle-size);
            border: 1px solid var(--border-color);
            display: block;
        }
        .theme-checkbox::before {
            content: "";
            width: 1.35em;
            height: 1.35em;
            position: absolute;
            top: 0.263em;
            left: 0.263em;
            background: linear-gradient(to right, #efefef 50%, #2a2a2a 50%) no-repeat;
            background-size: 205%;
            background-position: 100%;
            border-radius: 50%;
            transition: 0.4s;
            box-shadow: 0 1px 2px rgba(0,0,0,0.2);
        }
        .theme-checkbox:checked::before {
            left: calc(100% - 1.35em - 0.263em);
            background-position: 0;
        }
        .theme-checkbox:checked {
            background-position: 100%;
        }
        main {
            width: 90%;
            max-width: 1100px;
            margin: 0 auto;
            padding-top: 100px;
        }
        .reveal {
            opacity: 0;
            transform: translateY(30px);
            transition: opacity 0.8s ease-out, transform 0.8s ease-out;
            will-change: opacity, transform;
        }
        .reveal.visible {
            opacity: 1;
            transform: translateY(0);
        }
        .page-hero {
            display: flex;
            flex-direction: column;
            gap: 0.75rem;
            margin-bottom: 1.5rem;
        }
        .breadcrumb {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 0.9rem;
            color: var(--text-secondary-color);
        }
        .breadcrumb a {
            color: var(--text-color);
            text-decoration: none;
            border-bottom: 1px dashed transparent;
        }
        .breadcrumb a:hover {
            border-bottom-color: var(--accent-color);
            background: var(--main-gradient);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            color: transparent;
        }
        .page-title h1 {
            font-size: 2rem;
            margin: 0;
        }
        .page-sub {
            color: var(--text-secondary-color);
        }
        .doc-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 0.5rem;
        }
        .doc-actions a {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 0.45rem 0.8rem;
            background: var(--button-bg);
            color: var(--button-text-color);
            text-decoration: none;
            border-radius: 4px;
            border: 1px solid transparent;
            font-size: 0.9rem;
        }
        .doc-actions a:hover {
            background: var(--button-hover-bg);
            border-color: var(--accent-color);
        }
        .doc-actions img, .doc-actions svg {
            width: 16px;
            height: 16px;
            vertical-align: middle;
        }
        .doc-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 1.25rem;
        }
        .doc-card {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            border-radius: 8px;
            box-shadow: 0 2px 8px var(--shadow-color);
            padding: 1.25rem;
        }
        .doc-card h2 {
            font-size: 1.4rem;
            margin: 0 0 0.75rem 0;
            border-bottom: 2px solid var(--border-color);
            padding-bottom: 0.5rem;
        }
        .doc-card h3 {
            font-size: 1.1rem;
            margin: 1rem 0 0.5rem;
        }
        .doc-figure {
            margin: 0.75rem 0 0;
            border: 1px solid var(--border-color);
            border-radius: 6px;
            overflow: hidden;
            background: #000;
        }
        .doc-figure video {
            width: 100%;
            height: auto;
            display: block;
        }

        .doc-figure figcaption {
            font-size: 0.9rem;
            color: var(--text-secondary-color);
            padding: 0.5rem 0.75rem;
            background: var(--header-bg);
            border-top: 1px solid var(--border-color);
        }
        .doc-table-wrapper {
            overflow-x: auto;
        }
        table {
            width: 100%;
            border-collapse: collapse;
            margin-top: 0.5rem;
            border: 1px solid var(--border-color);
        }
        th, td {
            padding: 0.75rem;
            text-align: left;
            border-top: 1px solid var(--border-color);
        }
        th {
            background: var(--light-bg);
            font-weight: 700;
        }
        tr:nth-child(even) td {
            background: rgba(255,255,255,0.02);
        }
        details {
            margin-top: 0.75rem;
        }
        details summary {
            cursor: pointer;
            font-weight: 600;
            background: var(--light-bg);
            padding: 0.6rem 0.75rem;
            border: 1px solid var(--border-color);
            border-radius: 6px;
        }
        details[open] summary {
            border-bottom-left-radius: 0;
            border-bottom-right-radius: 0;
        }
        pre[class*="language-"] {
            background: var(--card-bg) !important;
            border: 1px solid var(--border-color);
            border-radius: 6px;
            box-shadow: inset 0 0 0 rgba(0,0,0,0);
            padding: 1rem !important;
            overflow: auto;
        }
        code[class*="language-"], pre[class*="language-"] {
            color: var(--prism-plain) !important;
        }
        code, pre, kbd, samp {
            background: transparent;
        }
        pre[class*="language-"] > code {
            background: transparent !important;
        }
        .token, .namespace {
            background: transparent !important;
        }
        pre[class*="language-"] ::selection,
        code[class*="language-"] ::selection {
            background: rgba(255,255,255,0.08);
        }
        .token.comment, .token.prolog, .token.doctype, .token.cdata {
            color: var(--prism-comment) !important;
        }
        .token.punctuation {
            color: var(--prism-plain) !important;
            background: transparent !important;
        }
        .token.operator {
            color: var(--prism-plain) !important;
            background: transparent !important;
        }
        .token.boolean, .token.number {
            color: var(--prism-orange) !important;
        }
        .token.property, .token.tag, .token.constant, .token.symbol, .token.deleted {
            color: var(--prism-red) !important;
        }
        .token.selector, .token.attr-name, .token.string, .token.char, .token.builtin, .token.inserted {
            color: var(--prism-green) !important;
        }
        .token.function, .token.class-name {
            color: var(--prism-blue) !important;
        }
        .token.keyword {
            color: var(--prism-purple) !important;
            font-weight: 500;
        }
        .token.regex, .token.important, .token.variable {
            color: var(--prism-yellow) !important;
        }
        .token.bold {
            font-weight: bold;
        }
        .token.italic {
            font-style: italic;
        }
        :not(pre) > code:not([class*="language-"]) {
            background: rgba(127,127,127,0.15);
            padding: 0.15em 0.35em;
            border-radius: 4px;
            color: var(--text-color);
        }
        .doc-toc {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            border-radius: 8px;
            padding: 0.6rem;
        }
        .doc-toc a {
            font-size: 0.9rem;
            text-decoration: none;
            color: var(--text-color);
            padding: 0.35rem 0.6rem;
            border-radius: 4px;
            border: 1px solid transparent;
            background: var(--button-bg);
        }
        .doc-toc a:hover {
            background: var(--button-hover-bg);
            border-color: var(--accent-color);
        }
        footer {
            text-align: center;
            padding: 1.5rem 0;
            margin-top: 3rem;
            border-top: 1px solid var(--border-color);
            color: var(--text-secondary-color);
            font-size: 0.9rem;
        }
        @media (max-width: 768px) {
            .nav-container {
                flex-direction: row;
                flex-wrap: wrap;
                align-items: center;
                gap: 0.5rem 1rem;
                justify-content: space-between;
            }
            header nav {
                margin-left: 0;
                margin-right: 0;
                text-align: left;
                width: 100%;
                order: 3;
                flex-basis: 100%;
            }
            header nav ul {
                justify-content: flex-start;
                gap: 0.8rem;
                flex-wrap: wrap;
                display: flex;
            }
            .theme-toggle {
                order: 2;
            }
            main {
                padding-top: 120px;
            }
        }
        @media (max-width: 600px) {
            .nav-container {
                gap: 0.5rem;
            }
            header nav ul {
                gap: 0.5rem;
            }
            .page-title h1 {
                font-size: 1.7rem;
            }
        }