:root {
    --bg-color: #ffffff;
    --text-color: #000000;
    --box-bg: #ffffff;
    --accent-color: #0078D4;
    --hover-accent-color: #005a99;
    --qa-accent-color: #4CAF50;
    --qa-hover-color: #388E3C;
    --answer-bg: #f9f9f9;
    --answer-text: #333;
    --box-shadow: rgba(0, 0, 0, 0.1);
    --tile-shadow-hover: rgba(0, 0, 0, 0.2);
    --border-color: #000000;
    --footer-bg: rgba(0, 0, 0, 0.5);
    --icon-label-color: #000;
}

body.night-mode {
    --bg-color: #000000;
    --text-color: #ffffff;
    --box-bg: #1a1a1a;
    --accent-color: #4da6ff;
    --hover-accent-color: #0078ff;
    --qa-accent-color: #66bb6a;
    --qa-hover-color: #388E3C;
    --answer-bg: #2a2a2a;
    --answer-text: #f0f0f0;
    --box-shadow: rgba(255, 255, 255, 0.05);
    --tile-shadow-hover: rgba(255, 255, 255, 0.15);
    --border-color: #ffffff;
    --footer-bg: rgba(255, 255, 255, 0.1);
    --icon-label-color: #fff;
}

img {
    max-width: 100%;
    height: auto;
}

body {
    font-family: Arial, sans-serif;
    text-align: center;
    margin: 0;
    padding: 0;
    padding-top: 0px;
    position: relative;
    min-height: 100dvh;
    background-color: var(--bg-color);
    color: var(--text-color);
}

@media (min-width: 1024px) {
  body, html {
    overflow: hidden;
  }
}


section {
    display: flex;
}

figure {
    margin: auto;
}

p {
    text-align: center;
    font-size: 16px;
    line-height: 1.6;
}

h1 {
    text-align: center;
    margin-top: 40px;
}

.centered {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
	width: 100%;
}

.centered img,
.box img {
    margin: 0 10px;
}

.box {
    text-align: center;
    margin-bottom: 20px;
}

.footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: fixed;
    bottom: 10px;
    left: 10px;
    right: 10px;
}

.version, .control-panel a {
    color: var(--text-color);
    text-decoration: none;
}

.version, .control-panel {
    background-color: var(--footer-bg);
    color: var(--text-color);
    padding: 5px 10px;
    border-radius: 5px;
    font-family: Arial, sans-serif;
    font-size: 16px;
}

.version {
    margin-right: auto;
}

.control-panel {
    margin-left: auto;
}

.tg {
    border-collapse: collapse;
    border-spacing: 0;
    margin: 0 auto;
    width: 100%;
    max-width: 800px;
}

.tg td, .tg th {
    padding: 10px 5px;
    color: var(--text-color);
    background-color: var(--box-bg);
    border: 1px solid var(--border-color);
    word-break: normal;
}

main {
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
}

.main-wrapper {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.centered-icons {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    height: 100vh;
    flex-direction: column;
}

.icon-box {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.icon-label {
    margin-top: 8px;
    font-size: 16px;
    color: var(--icon-label-color);
}

#qa-container {
    max-width: 800px;
    width: 100%;
    padding: 20px;
    background-color: var(--box-bg);
    border-radius: 15px;
    box-shadow: 0 6px 12px var(--box-shadow);
    transition: transform 0.3s ease;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.category-btn {
    padding: 15px 30px;
    margin: 10px 0;
    background-color: var(--accent-color);
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 16px;
    cursor: pointer;
    transition: background-color 0.3s ease;
    width: 100%;
    max-width: 350px;
}

.category-btn:hover {
    background-color: var(--hover-accent-color);
}

.category-list {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
}

.qa-page {
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
}

.qa-question {
    padding: 18px 30px;
    background-color: var(--qa-accent-color);
    color: white;
    border-radius: 10px;
    font-size: 16px;
    margin-top: 10px;
    cursor: pointer;
    width: 100%;
    max-width: 350px;
    transition: background-color 0.3s ease;
}

.qa-question:hover {
    background-color: var(--qa-hover-color);
}

.qa-answer {
    max-height: 0;
    overflow: hidden;
    margin-top: 0;
    padding: 0 15px;
    opacity: 0;
    border-left: 5px solid var(--accent-color);
    background-color: var(--answer-bg);
    color: var(--answer-text);
    font-size: 16px;
    border-radius: 8px;
	display: block;
    transition: max-height 0.5s ease, opacity 0.3s ease, padding 0.3s ease, margin 0.3s ease;
}

.qa-answer.visible {
    max-height: 1000px;
    opacity: 1;
    margin-top: 20px;
    padding: 15px;
}


.qa-question.open {
    display: block;
    opacity: 1;
    transform: translateY(0);
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(-5px); }
    to { opacity: 1; transform: translateY(0); }
}

.qa-answer.visible {
    display: block;
    animation: fadeIn 0.3s ease;
}

.category-tile {
    display: block;
    padding: 15px;
    background-color: var(--box-bg);
    border-radius: 8px;
    box-shadow: 0 2px 4px var(--box-shadow);
    text-align: center;
    cursor: pointer;
    transition: background-color 0.2s ease, box-shadow 0.2s ease;
    font-weight: bold;
    flex: 1 1 30%;
    min-width: 150px;
    font-size: 16px;
}

.qa-item {
    width: 100%;
    max-width: 800px;
    margin: 20px 0;
    background-color: var(--box-bg);
    padding: 20px;
    border-radius: 12px;
    box-shadow: 0 4px 10px var(--box-shadow);
    transition: box-shadow 0.3s ease;
}

.category-tile:hover,
.qa-item:hover {
    box-shadow: 0 8px 20px var(--tile-shadow-hover);
}

.clickable-question {
    font-size: 16px;
    font-weight: bold;
    color: var(--text-color);
    cursor: pointer;
    margin: 0;
}

#back-btn-container {
    margin-top: 30px;
}

.back-btn {
    padding: 12px 30px;
    font-size: 16px;
    border: none;
    background-color: #333;
    color: white;
    border-radius: 10px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.back-btn:hover {
    background-color: #555;
}

.qa-answer {
    display: none;
}

.qa-question.open + .qa-answer {
    display: block;
    animation: fadeIn 0.5s ease;
}

.icon-container {
	min-height: 100dvh; /* Volle Höhe des Viewports */
	display: flex;
	flex-direction: column; /* Damit die beiden Reihen übereinander sind */
	justify-content: center; /* Vertikale Zentrierung */
	align-items: center; /* Horizontale Zentrierung */
}

hr {
	width: 100%;
	border-top: 1px solid #ccc;
}