001<?php002/**003 * Pixel3DLab – complete illustrative page source.004 * This file is displayed as background decoration; it is not executed.005 */006declare(strict_types=1);007session_start();008 009$page = filter_input(INPUT_GET, 'page') ?? 'home';010$theme = $_SESSION['theme'] ?? 'light';011 012$tools = [013    [014        'title' => 'Preisrechner',015        'description' => 'Material und Druckzeit kalkulieren.',016        'href' => '?page=calculator',017        'category' => 'browser',018    ],019    [020        'title' => 'Temp Tower Generator',021        'description' => 'Temperaturprofile vergleichen.',022        'href' => '?page=temp_tower',023        'category' => '3d-print',024    ],025    [026        'title' => 'STL Repair',027        'description' => 'Modelle für den nächsten Druck vorbereiten.',028        'href' => '?page=stl_repair',029        'category' => 'model',030    ],031    [032        'title' => 'Maps & Texturen',033        'description' => 'Texturen für kreative Projekte erzeugen.',034        'href' => '?page=normal_map',035        'category' => 'graphics',036    ],037    [038        'title' => 'Seamless Generator',039        'description' => 'Nahtlose Oberflächen erstellen.',040        'href' => '?page=seamless_texture',041        'category' => 'texture',042    ],043];044 045$downloads = [046    ['title' => 'IKP Builder Desktop', 'version' => '1.0.0', 'file' => 'downloads/ikp-builder.zip'],047    ['title' => 'Folder Structure Builder', 'version' => '5.4.1', 'file' => 'downloads/folder-builder.zip'],048];049 050function escapeOutput(string $value): string051{052    return htmlspecialchars($value, ENT_QUOTES | ENT_SUBSTITUTE, 'UTF-8');053}054 055$toolCount = count($tools);056$downloadCount = count($downloads);057?>058<!DOCTYPE html>059<html lang="de" data-theme="<?= escapeOutput((string) $theme) ?>">060<head>061    <meta charset="UTF-8">062    <meta name="viewport" content="width=device-width, initial-scale=1">063    <meta name="description" content="Nützliche Tools, eigene Programme und Downloads von Pixel3DLab.">064    <meta name="theme-color" content="#0b1626">065    <title>Pixel3DLab – Tools & Downloads</title>066    <style>067        :root {068            --page: #f5f8fc;069            --surface: rgba(255, 255, 255, .52);070            --text: #243348;071            --muted: #64748b;072            --accent: #3ea0ff;073            --cyan: #55e1ff;074            --line: rgba(100, 116, 139, .22);075        }076        [data-theme="dark"] {077            --page: #0b1220;078            --surface: rgba(12, 24, 40, .50);079            --text: #e7edf6;080            --muted: #9aaac0;081            --line: rgba(148, 163, 184, .20);082        }083        * { box-sizing: border-box; }084        html { scroll-behavior: smooth; scroll-padding-top: 90px; }085        body {086            min-width: 320px;087            margin: 0;088            color: var(--text);089            background: var(--page);090            font: 16px/1.65 system-ui, sans-serif;091        }092        a { color: inherit; }093        button { font: inherit; cursor: pointer; }094        .site-header {095            position: sticky;096            top: 0;097            z-index: 50;098            display: flex;099            align-items: center;100            justify-content: space-between;101            min-height: 76px;102            padding: 12px 5vw;103            border-bottom: 1px solid var(--line);104            background: var(--surface);105            backdrop-filter: blur(22px) saturate(140%);106        }107        .brand { font-weight: 850; letter-spacing: -.05em; text-decoration: none; }108        .site-nav { display: flex; align-items: center; gap: 10px; }109        .site-nav a { padding: 8px 12px; border-radius: 9px; text-decoration: none; }110        .site-nav a:hover { color: var(--accent); background: rgba(62, 160, 255, .08); }111        .site-shell { position: relative; isolation: isolate; overflow: clip; }112        .container { width: min(1180px, calc(100% - 40px)); margin-inline: auto; }113        .section { position: relative; padding: clamp(60px, 8vw, 108px) 0; }114        .eyebrow { color: var(--accent); font: 700 11px/1.4 ui-monospace, Consolas, monospace; letter-spacing: .14em; text-transform: uppercase; }115        h1, h2, h3 { line-height: 1.05; letter-spacing: -.04em; }116        h1 { font-size: clamp(42px, 7vw, 82px); }117        h2 { font-size: clamp(30px, 4.5vw, 54px); }118        p { color: var(--muted); }119        .glass-card {120            border: 1px solid var(--line);121            border-radius: 16px;122            background: var(--surface);123            backdrop-filter: blur(16px) saturate(135%);124            box-shadow: 0 18px 46px rgba(15, 23, 42, .07);125        }126        .hero { min-height: 690px; display: grid; align-items: center; padding: 100px 0; }127        .hero-inner { max-width: 780px; }128        .hero-lead { max-width: 650px; font-size: clamp(16px, 1.8vw, 19px); }129        .button-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }130        .button { display: inline-flex; align-items: center; gap: 9px; padding: 12px 16px; border-radius: 10px; text-decoration: none; font-weight: 750; }131        .button-primary { color: #061522; background: var(--cyan); }132        .button-secondary { border: 1px solid var(--line); background: var(--surface); }133        .tool-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 15px; }134        .tool-card { display: flex; flex-direction: column; min-height: 235px; padding: 22px; text-decoration: none; }135        .tool-card h3 { margin-top: 32px; font-size: 19px; }136        .tool-card p { flex: 1; font-size: 13px; }137        .download-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }138        .download-card { display: flex; justify-content: space-between; gap: 20px; padding: 22px; }139        .site-footer { padding: 68px 0 24px; border-top: 1px solid var(--line); }140        @media (max-width: 760px) {141            .site-nav { gap: 5px; }142            .site-nav a { padding: 7px; font-size: 12px; }143            .tool-grid, .download-grid { grid-template-columns: 1fr; }144            .section { padding: 58px 0; }145        }146    </style>147</head>148<body>149    <div class="site-shell">150        <header class="site-header">151            <a class="brand" href="?page=home">Pixel3DLab</a>152            <nav class="site-nav" aria-label="Hauptnavigation">153                <a href="?page=home">Startseite</a>154                <a href="?page=forum">Forum</a>155                <a href="#tools">Tools</a>156                <a href="?page=login">Login</a>157            </nav>158            <button type="button" data-theme-toggle aria-pressed="false">Theme wechseln</button>159        </header>160        <main id="main-content">161            <section class="hero section">162                <div class="container hero-inner">163                    <p class="eyebrow">Digital Workshop / Pixel3DLab</p>164                    <h1>Nützliche Tools.<br>Eigene Ideen.</h1>165                    <p class="hero-lead">Praktische Programme und kleine Helfer für kreative und technische Aufgaben.</p>166                    <div class="button-row">167                        <a class="button button-primary" href="#tools">Werkzeuge entdecken</a>168                        <a class="button button-secondary" href="#downloads">Downloads ansehen</a>169                    </div>170                </div>171            </section>172            <section class="section" id="intro">173                <div class="container intro-grid">174                    <p class="eyebrow">01 / Die Idee</p>175                    <article class="glass-card intro-card">176                        <h2>Weniger Umwege. Mehr Möglichkeiten.</h2>177                        <p>Tools sollen eine Aufgabe vereinfachen und sich selbstverständlich bedienen lassen.</p>178                        <p>Jedes Projekt beginnt mit einem Problem, einer Idee oder einem kleinen Experiment.</p>179                    </article>180                </div>181            </section>182            <section class="section" id="tools">183                <div class="container">184                    <p class="eyebrow">02 / Toolbox</p>185                    <h2>Was brauchst du heute?</h2>186                    <div class="tool-grid">187                        <?php foreach ($tools as $tool): ?>188                            <a class="glass-card tool-card" href="<?= escapeOutput($tool['href']) ?>">189                                <span class="tool-kind"><?= escapeOutput($tool['category']) ?></span>190                                <h3><?= escapeOutput($tool['title']) ?></h3>191                                <p><?= escapeOutput($tool['description']) ?></p>192                            </a>193                        <?php endforeach; ?>194                    </div>195                </div>196            </section>197            <section class="section" id="downloads">198                <div class="container">199                    <p class="eyebrow">03 / Downloads</p>200                    <h2>Tools für deinen Rechner.</h2>201                    <div class="download-grid">202                        <?php foreach ($downloads as $download): ?>203                            <article class="glass-card download-card">204                                <div>205                                    <h3><?= escapeOutput($download['title']) ?></h3>206                                    <p>Version <?= escapeOutput($download['version']) ?></p>207                                </div>208                                <a href="<?= escapeOutput($download['file']) ?>" download>Download</a>209                            </article>210                        <?php endforeach; ?>211                    </div>212                </div>213            </section>214            <section class="section" id="community">215                <div class="container glass-card community-card">216                    <p class="eyebrow">04 / Community</p>217                    <h2>Ideen werden besser, wenn man sie teilt.</h2>218                    <p>Im Forum finden Fragen, Feedback und neue Projektideen ihren Platz.</p>219                    <a href="?page=forum">Zum Forum</a>220                </div>221            </section>222        </main>223        <footer class="site-footer">224            <div class="container footer-grid">225                <a class="brand" href="?page=home">Pixel3DLab</a>226                <p>Eine Werkstatt für digitale Ideen.</p>227                <a href="#impressum">Impressum</a>228            </div>229        </footer>230    </div>231    <script>232        (() => {233            const root = document.documentElement;234            const themeToggle = document.querySelector('[data-theme-toggle]');235            const storedTheme = localStorage.getItem('theme');236            if (storedTheme === 'dark' || storedTheme === 'light') {237                root.dataset.theme = storedTheme;238            }239            themeToggle?.addEventListener('click', () => {240                const next = root.dataset.theme === 'dark' ? 'light' : 'dark';241                root.dataset.theme = next;242                localStorage.setItem('theme', next);243            });244            const toolCards = document.querySelectorAll('.tool-card');245            toolCards.forEach((card, index) => {246                card.style.setProperty('--card-index', String(index));247            });248        })();249    </script>250</body>251</html>

001/* Pixel3DLab – complete layout stylesheet */002:root {003    --page-bg: #f4f7fb;004    --surface: rgba(255, 255, 255, .54);005    --surface-strong: rgba(255, 255, 255, .72);006    --text: #243348;007    --muted: #64748b;008    --line: rgba(100, 116, 139, .22);009    --accent: #3ea0ff;010    --accent-soft: rgba(62, 160, 255, .10);011    --cyan: #55e1ff;012    --violet: #8586ff;013    --radius: 16px;014    --content-width: 1180px;015    --shadow: 0 18px 48px rgba(15, 23, 42, .08);016}017 018[data-theme="dark"] {019    --page-bg: #0b1220;020    --surface: rgba(12, 24, 40, .50);021    --surface-strong: rgba(12, 24, 40, .70);022    --text: #e7edf6;023    --muted: #9aaac0;024    --line: rgba(148, 163, 184, .20);025    --shadow: 0 24px 60px rgba(0, 0, 0, .24);026}027 028* { box-sizing: border-box; }029html { scroll-behavior: smooth; scroll-padding-top: 92px; }030body {031    min-width: 320px;032    margin: 0;033    color: var(--text);034    background: var(--page-bg);035    font: 16px/1.65 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;036}037img { display: block; max-width: 100%; }038a { color: inherit; }039button, input, select, textarea { font: inherit; }040button, a { -webkit-tap-highlight-color: transparent; }041:focus-visible { outline: 3px solid #ffeb3b; outline-offset: 3px; }042 043.site-header {044    position: sticky;045    top: 0;046    z-index: 1000;047    display: flex;048    align-items: center;049    justify-content: space-between;050    min-height: 76px;051    padding: 12px clamp(18px, 4vw, 54px);052    border-bottom: 1px solid var(--line);053    background: var(--surface);054    backdrop-filter: blur(22px) saturate(140%);055    -webkit-backdrop-filter: blur(22px) saturate(140%);056}057.site-brand { font-weight: 850; letter-spacing: -.05em; text-decoration: none; }058.site-nav { display: flex; align-items: center; gap: 8px; }059.site-nav a { padding: 8px 12px; border-radius: 9px; text-decoration: none; font-size: 13px; font-weight: 700; }060.site-nav a:hover { background: var(--accent-soft); color: var(--accent); }061 062.page-shell { position: relative; 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align-items: center; gap: clamp(28px, 5vw, 70px); }082.hero-copy { max-width: 720px; }083.hero-lead { max-width: 650px; font-size: clamp(16px, 1.8vw, 19px); }084.button-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }085.button { display: inline-flex; align-items: center; gap: 9px; padding: 12px 16px; border-radius: 10px; text-decoration: none; font-weight: 750; }086.button-primary { color: #061522; background: var(--cyan); }087.button-secondary { color: var(--text); background: var(--surface); border: 1px solid var(--line); }088 089.intro-section { background: transparent; }090.intro-grid { display: grid; grid-template-columns: .5fr 1.5fr; gap: 38px; }091.intro-panel { padding: clamp(24px, 4vw, 44px); }092.feature-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; margin-top: 26px; }093.feature { display: flex; gap: 12px; padding: 16px; background: var(--surface); border: 1px solid var(--line); border-radius: 12px; }094.feature-icon { flex: 0 0 36px; width: 36px; height: 36px; border-radius: 10px; background: var(--accent-soft); }095 096.tools-section { border-block: 1px solid var(--line); background: rgba(62, 160, 255, .025); }097.section-heading { display: flex; justify-content: space-between; align-items: end; gap: 30px; margin-bottom: 32px; }098.section-heading p { max-width: 420px; margin-bottom: 4px; }099.tool-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 15px; }100.tool-card { display: flex; flex-direction: column; min-height: 240px; padding: 22px; text-decoration: none; transition: border-color .2s ease, transform .2s ease, background .2s ease; }101.tool-card:hover { transform: translateY(-3px); border-color: rgba(62, 160, 255, .42); background: var(--surface-strong); }102.tool-card h3 { margin-top: 32px; font-size: 19px; }103.tool-card p { flex: 1; font-size: 13px; }104.tool-card .tool-link { color: var(--accent); font-size: 12px; font-weight: 750; }105 106.download-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }107.download-card { display: flex; flex-direction: column; min-height: 240px; padding: 22px; }108.download-card p { flex: 1; font-size: 13px; }109.download-action { display: inline-flex; align-items: center; gap: 8px; padding: 10px 12px; border: 1px solid var(--line); border-radius: 9px; text-decoration: none; }110.download-action[aria-disabled="true"] { opacity: .55; cursor: not-allowed; }111 112.community-panel { display: grid; grid-template-columns: 56px minmax(0, 1fr) auto; align-items: center; gap: 22px; padding: clamp(24px, 4vw, 44px); }113.community-panel p { max-width: 650px; }114.site-footer { padding: 64px 0 24px; border-top: 1px solid var(--line); }115.footer-main { display: grid; grid-template-columns: 1.5fr repeat(3, 1fr); gap: 28px; }116.footer-column { display: grid; align-content: start; gap: 9px; }117.footer-column a { color: var(--muted); text-decoration: none; font-size: 13px; }118.footer-column a:hover { color: var(--accent); }119.footer-bottom { display: flex; justify-content: space-between; gap: 20px; margin-top: 40px; padding-top: 20px; border-top: 1px solid var(--line); font-size: 11px; }120 121@media (max-width: 900px) {122    .hero-layout { grid-template-columns: 1fr; }123    .intro-grid { grid-template-columns: 1fr; gap: 20px; }124    .tool-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }125    .footer-main { grid-template-columns: repeat(2, minmax(0, 1fr)); }126}127@media (max-width: 620px) {128    .site-nav a { padding: 8px; font-size: 12px; }129    .tool-grid, .download-grid, .feature-grid { grid-template-columns: 1fr; }130    .section-heading { display: block; }131    .section-heading p { margin-top: 16px; }132    .community-panel { grid-template-columns: 1fr; }133    .footer-main { grid-template-columns: 1fr 1fr; }134    .footer-bottom { display: grid; }135}136@media (prefers-reduced-motion: reduce) {137    html { scroll-behavior: auto; }138    *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }139}140 141/* Accessible states and small interface details */142.site-nav a[aria-current="location"] {143    color: var(--accent);144    background: var(--accent-soft);145}146.skip-link {147    position: fixed;148    top: 8px;149    left: 8px;150    z-index: 10000;151    padding: 10px 14px;152    color: #111827;153    background: #ffeb3b;154    border-radius: 8px;155    font-weight: 800;156    transform: translateY(-150%);157}158.skip-link:focus { transform: translateY(0); }159.scroll-progress {160    position: fixed;161    top: 0;162    left: 0;163    z-index: 1500;164    width: 100%;165    height: 2px;166    background: transparent;167    transform: scaleX(0);168    transform-origin: left center;169}170.scroll-progress::before {171    content: "";172    position: absolute;173    inset: 0;174    background: linear-gradient(90deg, var(--accent), var(--cyan), var(--violet));175}176.notice {177    display: flex;178    align-items: flex-start;179    gap: 12px;180    padding: 16px;181    border: 1px solid var(--line);182    border-radius: 12px;183    background: var(--surface);184}185.notice strong { display: block; margin-bottom: 3px; }186.notice p { margin: 0; font-size: 13px; }187.form-control {188    width: 100%;189    min-height: 44px;190    padding: 10px 12px;191    border: 1px solid var(--line);192    border-radius: 9px;193    background: var(--surface-strong);194    color: var(--text);195}196.form-control:focus { border-color: var(--accent); outline: 2px solid rgba(62,160,255,.14); }197.badge {198    display: inline-flex;199    align-items: center;200    gap: 6px;201    padding: 5px 8px;202    border: 1px solid var(--line);203    border-radius: 999px;204    color: var(--muted);205    font: 10px/1 ui-monospace, Consolas, monospace;206}207.badge-dot { width: 6px; height: 6px; border-radius: 50%; background: #58d7a6; }208.icon-button {209    display: inline-grid;210    place-items: center;211    width: 40px;212    height: 40px;213    border: 1px solid var(--line);214    border-radius: 10px;215    background: var(--surface);216    color: var(--text);217}218.icon-button:hover { background: var(--surface-strong); }219.card-meta { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; color: var(--muted); font-size: 11px; }220.card-divider { height: 1px; border: 0; background: var(--line); margin: 20px 0; }221.empty-state { padding: 32px; border: 1px dashed var(--line); border-radius: 14px; text-align: center; }222.empty-state p { max-width: 540px; margin-inline: auto; }223.pagination { display: flex; align-items: center; justify-content: center; gap: 8px; margin-top: 28px; }224.pagination a { min-width: 38px; padding: 8px 10px; border: 1px solid var(--line); border-radius: 8px; text-align: center; text-decoration: none; }225.pagination a[aria-current="page"] { color: #061522; border-color: var(--cyan); background: var(--cyan); }226 227@media (hover: hover) and (pointer: fine) {228    .glass-card { transition: border-color .22s ease, background .22s ease, box-shadow .22s ease; }229    .glass-card:hover { border-color: rgba(62,160,255,.34); }230}231@media (max-width: 480px) {232    .site-header { padding-inline: 12px; }233    .brand { font-size: 15px; }234    .hero { padding-block: 72px; }235    .hero h1 { font-size: clamp(38px, 12vw, 54px); }236    .tool-card, .download-card { padding: 18px; }237    .footer-main { gap: 20px 12px; }238}239@media print {240    .site-header, .scroll-progress, .button-row { display: none !important; }241    body { color: #111; background: #fff; }242    .glass-card { box-shadow: none; backdrop-filter: none; background: #fff; }243    .page-section { padding-block: 24px; }244}245 246 247 248/* Tool search, validation and small notice components */249.tool-search { display: grid; grid-template-columns: 1fr auto; gap: 10px; margin: 0 0 24px; }250.tool-search input { width: 100%; min-height: 44px; padding: 10px 13px; border: 1px solid var(--line); border-radius: 10px; color: var(--text); background: var(--surface); }251.tool-search input:focus-visible { outline: 3px solid rgba(62, 160, 255, .42); outline-offset: 2px; }252.tool-card[hidden] { display: none !important; }253.has-validation-error :invalid { border-color: #e45b68; box-shadow: 0 0 0 3px rgba(228, 91, 104, .12); }254.field-help { display: block; margin-top: 5px; color: var(--muted); font-size: 12px; }255.field-error { display: none; margin-top: 6px; color: #e45b68; font-size: 12px; }256.has-validation-error :invalid + .field-error { display: block; }257.site-notice { position: fixed; right: 22px; bottom: 22px; z-index: 12000; max-width: min(420px, calc(100vw - 44px)); padding: 13px 16px; border: 1px solid var(--line); border-radius: 11px; color: var(--text); background: var(--surface-strong); box-shadow: var(--shadow); backdrop-filter: blur(18px); opacity: 0; transform: translateY(8px); pointer-events: none; transition: opacity .2s ease, transform .2s ease; }258.site-notice.is-visible { opacity: 1; transform: none; }259.site-notice[data-type="success"] { border-color: rgba(88, 215, 166, .45); }260.site-notice[data-type="error"] { border-color: rgba(228, 91, 104, .5); }261.copy-button { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 38px; padding: 8px 11px; border: 1px solid var(--line); border-radius: 8px; color: var(--text); background: var(--surface); cursor: pointer; }262.copy-button:hover { border-color: rgba(62, 160, 255, .45); background: var(--surface-strong); }263.copy-button:active { transform: translateY(1px); }264.tool-card[aria-current="true"] { border-color: var(--accent); box-shadow: 0 0 0 2px rgba(62, 160, 255, .12); }265.tool-card .tool-kind { align-self: flex-start; padding: 4px 7px; border: 1px solid var(--line); border-radius: 6px; color: var(--muted); font: 10px ui-monospace, Consolas, monospace; text-transform: uppercase; }266.tool-card .tool-arrow { width: 18px; height: 18px; margin-top: 16px; color: var(--accent); }267.tool-card:focus-visible, .download-action:focus-visible { outline: 3px solid #ffeb3b; outline-offset: 4px; }268 269/* Optional high-contrast theme for system accessibility settings */270@media (prefers-contrast: more) {271    :root { --line: rgba(30, 41, 59, .45); }272    [data-theme="dark"] { --line: rgba(226, 232, 240, .48); }273    a { text-decoration-thickness: .09em; }274    .glass-card { box-shadow: none; }275}276 277/* Landscape tablets use a tighter content grid */278@media (min-width: 621px) and (max-width: 1024px) {279    .container { width: min(var(--content-width), calc(100% - 56px)); }280    .hero-layout { gap: 28px; }281    .tool-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }282    .feature-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }283    .community-panel { grid-template-columns: 48px minmax(0, 1fr); }284    .community-panel > a { grid-column: 2; justify-self: start; }285}286 287/* Narrow devices keep controls comfortably tappable */288@media (max-width: 420px) {289    .container { width: calc(100% - 28px); }290    .button-row { align-items: stretch; flex-direction: column; }291    .button-row .button { justify-content: center; }292    .feature-grid { grid-template-columns: 1fr; }293    .tool-card, .download-card { padding: 17px; }294    .footer-main { grid-template-columns: 1fr; }295    .site-notice { right: 12px; bottom: 12px; max-width: calc(100vw - 24px); }296}297 298/* Motion and contrast preferences are always more important than decoration */299@media (prefers-reduced-motion: reduce) {300    html { scroll-behavior: auto !important; }301    *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }302}

001/* Pixel3DLab – progressive page interaction */002(() => {003    'use strict';004 005    const root = document.documentElement;006    const page = document.querySelector('.site-shell');007    const themeButton = document.querySelector('[data-theme-toggle]');008    const reduceMotion = window.matchMedia('(prefers-reduced-motion: reduce)');009 010    const readStoredTheme = () => {011        try {012            const value = localStorage.getItem('theme');013            return value === 'dark' || value === 'light' ? value : 'light';014        } catch (error) {015            return 'light';016        }017    };018 019    const writeStoredTheme = (value) => {020        try {021            localStorage.setItem('theme', value);022        } catch (error) {023            // The current session still receives the selected theme.024        }025    };026 027    const setTheme = (value) => {028        root.dataset.theme = value;029        if (themeButton) {030            themeButton.setAttribute('aria-pressed', String(value === 'dark'));031            themeButton.setAttribute('aria-label', value === 'dark'032                ? 'Helles Design aktivieren'033                : 'Dunkles Design aktivieren');034        }035        writeStoredTheme(value);036    };037 038    setTheme(readStoredTheme());039 040    if (themeButton) {041        themeButton.addEventListener('click', () => {042            setTheme(root.dataset.theme === 'dark' ? 'light' : 'dark');043        });044    }045 046    const motionDisabled = () => reduceMotion.matches ||047        document.body.classList.contains('a11y-no-animations');048 049    const revealItems = document.querySelectorAll('[data-reveal]');050    if (motionDisabled() || !('IntersectionObserver' in window)) {051        revealItems.forEach((item) => item.classList.add('is-visible'));052    } else {053        const observer = new IntersectionObserver((entries, instance) => {054            entries.forEach((entry) => {055                if (!entry.isIntersecting) return;056                entry.target.classList.add('is-visible');057                instance.unobserve(entry.target);058            });059        }, { threshold: 0.12, rootMargin: '0px 0px -4% 0px' });060        revealItems.forEach((item) => observer.observe(item));061    }062 063    const toggle = document.querySelector('[data-menu-toggle]');064    const menu = document.querySelector('[data-mobile-menu]');065    if (toggle && menu) {066        toggle.addEventListener('click', () => {067            const open = toggle.getAttribute('aria-expanded') === 'true';068            toggle.setAttribute('aria-expanded', String(!open));069            menu.hidden = open;070        });071        menu.querySelectorAll('a').forEach((link) => {072            link.addEventListener('click', () => {073                menu.hidden = true;074                toggle.setAttribute('aria-expanded', 'false');075            });076        });077    }078 079    // Keep the source example readable when a visitor disables motion.080    if (page && motionDisabled()) {081        page.classList.add('motion-disabled');082    }083 084    const progressBar = document.querySelector('[data-scroll-progress]');085    let scrollScheduled = false;086 087    const updateScrollProgress = () => {088        if (!progressBar) return;089        const documentHeight = document.documentElement.scrollHeight - window.innerHeight;090        const progress = documentHeight > 0 ? window.scrollY / documentHeight : 0;091        progressBar.style.transform = `scaleX(${Math.max(0, Math.min(1, progress))})`;092    };093 094    window.addEventListener('scroll', () => {095        if (scrollScheduled) return;096        scrollScheduled = true;097        window.requestAnimationFrame(() => {098            updateScrollProgress();099            scrollScheduled = false;100        });101    }, { passive: true });102    window.addEventListener('resize', updateScrollProgress, { passive: true });103    updateScrollProgress();104 105    const navigationLinks = Array.from(document.querySelectorAll('.site-nav a[href^="#"]'));106    const observedSections = navigationLinks107        .map((link) => document.querySelector(link.getAttribute('href')))108        .filter(Boolean);109 110    if ('IntersectionObserver' in window && observedSections.length > 0) {111        const sectionObserver = new IntersectionObserver((entries) => {112            entries.forEach((entry) => {113                const activeLink = navigationLinks.find((link) =>114                    link.getAttribute('href') === `#${entry.target.id}`115                );116                if (!activeLink) return;117                if (entry.isIntersecting) {118                    navigationLinks.forEach((link) => link.removeAttribute('aria-current'));119                    activeLink.setAttribute('aria-current', 'location');120                }121            });122        }, { rootMargin: '-30% 0px -55% 0px', threshold: 0 });123        observedSections.forEach((section) => sectionObserver.observe(section));124    }125 126    document.querySelectorAll('[data-current-year]').forEach((node) => {127        node.textContent = String(new Date().getFullYear());128    });129 130    document.addEventListener('visibilitychange', () => {131        if (document.hidden) return;132        updateScrollProgress();133    });134 135 136    // Small, defensive storage wrapper keeps the interface usable when storage is blocked.137    const storage = {138        get(key, fallback = null) {139            try {140                const value = localStorage.getItem(key);141                return value === null ? fallback : value;142            } catch (error) {143                return fallback;144            }145        },146        set(key, value) {147            try {148                localStorage.setItem(key, String(value));149                return true;150            } catch (error) {151                return false;152            }153        },154        remove(key) {155            try { localStorage.removeItem(key); } catch (error) { /* storage optional */ }156        }157    };158 159    // Set up keyboard-safe expandable navigation.160    const navToggle = document.querySelector('[data-menu-toggle]');161    const navPanel = document.querySelector('[data-mobile-menu]');162    if (navToggle && navPanel) {163        const setMenuState = (open) => {164            navToggle.setAttribute('aria-expanded', String(open));165            navPanel.hidden = !open;166        };167        navToggle.addEventListener('click', () => {168            setMenuState(navToggle.getAttribute('aria-expanded') !== 'true');169        });170        navPanel.querySelectorAll('a').forEach((link) => {171            link.addEventListener('click', () => setMenuState(false));172        });173        document.addEventListener('keydown', (event) => {174            if (event.key === 'Escape') setMenuState(false);175        });176    }177 178    // Copy buttons use the Clipboard API when available and a selected fallback otherwise.179    document.querySelectorAll('[data-copy-target]').forEach((button) => {180        button.addEventListener('click', async () => {181            const selector = button.getAttribute('data-copy-target');182            const target = selector ? document.querySelector(selector) : null;183            if (!target) return;184            const value = 'value' in target ? target.value : target.textContent;185            try {186                await navigator.clipboard.writeText(value);187                button.setAttribute('data-copy-state', 'success');188            } catch (error) {189                const range = document.createRange();190                range.selectNodeContents(target);191                const selection = window.getSelection();192                selection?.removeAllRanges();193                selection?.addRange(range);194                button.setAttribute('data-copy-state', 'manual');195            }196        });197    });198 199    // A small search field filters tool cards without changing their order.200    const searchInput = document.querySelector('[data-tool-search]');201    const searchableCards = Array.from(document.querySelectorAll('[data-tool-card]'));202    if (searchInput && searchableCards.length) {203        searchInput.addEventListener('input', () => {204            const query = searchInput.value.trim().toLocaleLowerCase('de');205            searchableCards.forEach((card) => {206                const content = card.textContent.toLocaleLowerCase('de');207                card.hidden = query !== '' && !content.includes(query);208            });209        });210    }211 212    // Form validation adds a helpful state but leaves server-side validation authoritative.213    document.querySelectorAll('form[data-validate]').forEach((form) => {214        form.addEventListener('submit', (event) => {215            if (!form.checkValidity()) {216                event.preventDefault();217                form.classList.add('has-validation-error');218                form.querySelector(':invalid')?.focus();219            } else {220                form.classList.remove('has-validation-error');221            }222        });223    });224 225    // Mark external links and open them safely in a separate tab if requested.226    document.querySelectorAll('a[data-external="true"]').forEach((link) => {227        link.setAttribute('rel', 'noopener noreferrer');228        if (link.target === '_blank') link.setAttribute('aria-label', `${link.textContent.trim()} (öffnet in neuem Tab)`);229    });230 231    // A compact notification helper can be reused by save and copy actions.232    let noticeTimer = 0;233    function showNotice(message, type = 'info') {234        let notice = document.querySelector('[data-site-notice]');235        if (!notice) {236            notice = document.createElement('div');237            notice.dataset.siteNotice = 'true';238            notice.className = 'site-notice';239            notice.setAttribute('role', 'status');240            notice.setAttribute('aria-live', 'polite');241            document.body.appendChild(notice);242        }243        notice.dataset.type = type;244        notice.textContent = message;245        notice.classList.add('is-visible');246        window.clearTimeout(noticeTimer);247        noticeTimer = window.setTimeout(() => notice.classList.remove('is-visible'), 3600);248    }249 250    // Attach reusable feedback to controls that declare a status message.251    document.querySelectorAll('[data-notice-message]').forEach((button) => {252        button.addEventListener('click', () => {253            const message = button.getAttribute('data-notice-message');254            if (message) showNotice(message, button.dataset.noticeType || 'info');255        });256    });257 258    // Respect reduced-motion preferences in any script-driven scroll action.259    document.querySelectorAll('a[href^="#"]').forEach((link) => {260        link.addEventListener('click', (event) => {261            const id = link.getAttribute('href').slice(1);262            const target = id ? document.getElementById(id) : null;263            if (!target) return;264            event.preventDefault();265            target.scrollIntoView({266                behavior: motionDisabled() ? 'auto' : 'smooth',267                block: 'start'268            });269            if (id) history.replaceState(null, '', `#${id}`);270        });271    });272 273    // The current year is rendered client-side to avoid stale footer copy.274    document.querySelectorAll('[data-current-year]').forEach((node) => {275        node.textContent = String(new Date().getFullYear());276    });277 278})();

Pixel3DLab / Tools & Downloads

Nützliche Tools.
Eigene Ideen.
Einfach machen.

Ich entwickle kleine Helfer, Web-Tools und Programme, die Arbeit erleichtern – von praktischen 3D-Druck-Werkzeugen bis zu eigenen Anwendungen zum Ausprobieren und Herunterladen.

Tools entdecken Zum Forum

Direkt nutzbare Tools Downloads & Projekte Selbst entwickelt

pixel3dlab.php READY

01<?php

02// Aus einer Idee wird ein Tool.

03$tools = [

04 'entwickeln',

05 'testen',

06 'teilen'

07];

08echo 'Viel Spaß beim Ausprobieren!';

09?>

BUILD / TEST / IMPROVEHTML · CSS · PHP · JS

Weiter nach unten scrollen

01 / DIE IDEE

Weniger Umwege.
Mehr Möglichkeiten.

Pixel3DLab ist meine digitale Werkstatt für praktische Tools, kleine Programme und eigene Projekte. Hier findest du Anwendungen, die direkt im Browser laufen, größere Projekte und Downloads, sobald sie bereitstehen.

Einfach loslegenTools ohne unnötige Hürden.

Praktisch gedachtFür echte Aufgaben und Ideen.

Stück für Stück besserNeue Funktionen und Projekte wachsen weiter.

02 / TOOLBOX

Was brauchst du heute?

Starte ein Werkzeug direkt oder springe zu einer der externen Web-Apps. Die Sammlung wird nach und nach erweitert.

01 Browser-Tool Preisrechner Material, Druckzeit und weitere Kosten übersichtlich kalkulieren. Tool öffnen 02 3D-Druck Temp Tower Generator Temperaturbereiche für den Filament-Test bequem vorbereiten. Tool öffnen 03 3D-Modelle STL Repair 3D-Modelle prüfen und für den nächsten Druck vorbereiten. Tool öffnen 04 Grafik Maps & Texturen Hilfreiche Maps und Texturen für eigene Projekte erzeugen. Tool öffnen 05 Texturen Seamless Generator Nahtlose Texturen für wiederholbare Oberflächen erstellen. Tool öffnen 06 Web-App IKP Builder Karteikarten und Lernmaterial strukturiert aufbauen. Web-App öffnen 07 Web-App Map Planner Pro Sitzpläne und Raumaufteilungen übersichtlich planen. Web-App öffnen

04 / DOWNLOADS

Tools für deinen Rechner.

Hier bekommen Desktop-Anwendungen, portable Helfer und weitere Dateien ihren Platz. Verfügbare Dateien werden direkt über die Download-Karten angeboten.

Windows / Desktop

IKP Builder – Desktop

Offline-Version des Karteikarten-Builders. Trage hier die passende Release-Datei ein.

Datei noch hinterlegen

Datei folgt

Windows / Desktop

Folder Structure Builder

Hilfsprogramm zum Erstellen und Exportieren von Ordnerstrukturen.

Datei noch hinterlegen

Datei folgt

Bitte lade nur Dateien herunter, die du erwartest. Versions- und Systemhinweise können bei den jeweiligen Einträgen ergänzt werden.

05 / COMMUNITY

Fragen, Ideen oder Feedback?

Im Forum ist Platz für Austausch, Fragen, Rückmeldungen und neue Ideen rund um Pixel3DLab.

Forum besuchen

Nützliche Tools.Eigene Ideen.Einfach machen.