:root {
    --bg-color: #1e1e2e;
    --surface-color: #313244;
    --text-color: #cdd6f4;
    --primary-color: #89b4fa;
    --secondary-color: #f5c2e7;
    --green-color: #a6e3a1;
    --red-color: #f38ba8;
    --overlay-color: rgba(17, 17, 27, 0.7);
    --key-bg: #45475a;
    --key-special-bg: #585b70;
    --font-family: 'Roboto Mono', monospace;
    --key-base-width: 55px; /* Basisbreite für eine Standardtaste */
    --key-base-height: 55px;
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: var(--font-family);
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    overflow: hidden;
}

/* Modals (Popups) - Unverändert */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--overlay-color);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0s 0.3s;
}
.modal-overlay.show {
    opacity: 1;
    visibility: visible;
    transition: opacity 0.3s ease;
}
.modal-content {
    background-color: var(--surface-color);
    padding: 30px 40px;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
    text-align: center;
    position: relative;
    transform: scale(0.9);
    animation: modal-pop-in 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
}
@keyframes modal-pop-in {
    from { transform: scale(0.9); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
}
.modal-content h2 { margin-bottom: 25px; color: var(--primary-color); }
.modal-content .close-btn { position: absolute; top: 10px; right: 15px; background: none; border: none; color: var(--text-color); font-size: 28px; cursor: pointer; transition: color 0.2s; }
.modal-content .close-btn:hover { color: var(--red-color); }
.layout-options, .config-actions { display: flex; gap: 15px; }
.layout-btn, .config-actions button { padding: 12px 25px; font-size: 16px; font-family: var(--font-family); border: 2px solid var(--primary-color); background-color: transparent; color: var(--primary-color); border-radius: 8px; cursor: pointer; transition: background-color 0.3s, color 0.3s, transform 0.2s; }
.layout-btn:hover, .config-actions button:hover { background-color: var(--primary-color); color: var(--bg-color); transform: translateY(-3px); }

/* App Hauptcontainer - Unverändert */
#app-container { width: 95vw; max-width: 1400px; height: 90vh; display: flex; flex-direction: column; gap: 20px; opacity: 0; transform: translateY(20px); transition: opacity 0.5s ease, transform 0.5s ease; }
#app-container:not(.hidden) { opacity: 1; transform: translateY(0); }
.hidden { display: none !important; }

/* Header - Unverändert */
header { background-color: var(--surface-color); padding: 15px 25px; border-radius: 10px; display: flex; justify-content: space-between; align-items: center; }
.controls-left { display: flex; align-items: center; gap: 25px; }
.control-group { display: flex; align-items: center; gap: 10px; }
label { font-size: 14px; }
select, input[type="range"] { background-color: var(--bg-color); color: var(--text-color); border: 1px solid var(--primary-color); border-radius: 5px; padding: 5px; font-family: var(--font-family); }
#config-btn { padding: 8px 16px; font-family: var(--font-family); background-color: var(--secondary-color); color: var(--bg-color); border: none; border-radius: 5px; cursor: pointer; transition: background-color 0.3s; }
#config-btn:hover { background-color: #e5a9d7; }
.toggle-switch { position: relative; display: inline-block; width: 50px; height: 26px; }
.toggle-switch input { display: none; }
.toggle-switch .slider { position: absolute; cursor: pointer; top: 0; left: 0; right: 0; bottom: 0; background-color: #555; transition: .4s; border-radius: 26px; }
.toggle-switch .slider:before { position: absolute; content: ""; height: 20px; width: 20px; left: 3px; bottom: 3px; background-color: white; transition: .4s; border-radius: 50%; }
.toggle-switch input:checked + .slider { background-color: var(--green-color); }
.toggle-switch input:checked + .slider:before { transform: translateX(24px); }
.toggle-label { cursor: pointer; }

/* Main Content (Wort-Anzeige) - Unverändert */
main { flex-grow: 1; display: flex; flex-direction: column; justify-content: center; align-items: center; position: relative; }
#word-display-container { position: relative; padding: 20px; background-color: var(--surface-color); border-radius: 10px; cursor: text; }
#word-display { font-size: 3rem; letter-spacing: 4px; display: flex; user-select: none; }
#word-display span { transition: color 0.2s, text-shadow 0.2s; border-bottom: 3px solid transparent; }
#word-display span.current { border-bottom-color: var(--primary-color); animation: blink 1s infinite; }
#word-display span.correct { color: var(--green-color); }
#word-display span.incorrect { color: var(--red-color); text-shadow: 0 0 5px var(--red-color); }
#hidden-input { position: absolute; top: 0; left: 0; width: 100%; height: 100%; opacity: 0; z-index: -1; }
#reset-word-btn { position: absolute; top: 0; right: -60px; font-size: 2rem; background: none; border: none; color: var(--text-color); cursor: pointer; opacity: 0.5; transition: opacity 0.3s, transform 0.3s; }
#reset-word-btn:hover { opacity: 1; transform: rotate(360deg); }
@keyframes blink { 0%, 100% { border-bottom-color: var(--primary-color); } 50% { border-bottom-color: transparent; } }

/* === NEU: Verbesserter Tastatur-Style === */
footer {
    display: flex;
    justify-content: center;
    align-items: center;
    padding-bottom: 20px;
}

#keyboard {
    display: flex;
    flex-direction: column;
    gap: 10px; /* Größerer Abstand zwischen den Reihen */
    padding: 20px;
    background-color: var(--surface-color);
    border-radius: 10px;
}

.keyboard-row {
    display: flex;
    gap: 10px; /* Größerer Abstand zwischen den Tasten */
    justify-content: center;
}

/* Reihen-Versatz für realistisches Layout */
.keyboard-row[data-row="1"] { margin-left: calc(var(--key-base-width) / 2); }
.keyboard-row[data-row="2"] { margin-left: calc(var(--key-base-width) * 0.75); }
.keyboard-row[data-row="3"] { margin-left: calc(var(--key-base-width) * 1.25); }


.key {
    height: var(--key-base-height);
    width: var(--key-base-width);
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: var(--key-bg);
    border-radius: 8px;
    font-size: 1.1rem;
    user-select: none;
    transition: background-color 0.2s, transform 0.1s;
    border: 1px solid var(--bg-color);
}

.key.char { /* Nur toggelbare Tasten bekommen den Cursor */
    cursor: pointer;
}
.key.char:hover {
    background-color: #6c7086;
}

.key.special { /* Funktionstasten wie Shift, Enter */
    background-color: var(--key-special-bg);
    font-size: 0.9rem;
}

/* Verschiedene Tastenbreiten */
.key[data-size="1.25"] { width: calc(var(--key-base-width) * 1.25); }
.key[data-size="1.5"] { width: calc(var(--key-base-width) * 1.5); }
.key[data-size="1.75"] { width: calc(var(--key-base-width) * 1.75); }
.key[data-size="2"] { width: calc(var(--key-base-width) * 2); }
.key[data-size="2.25"] { width: calc(var(--key-base-width) * 2.25); }
.key[data-size="grow"] { flex-grow: 1; } /* Für die Leertaste */


.key.active {
    background-color: var(--primary-color);
    color: var(--bg-color);
    border-color: var(--primary-color);
    font-weight: bold;
}

.key.pressed {
    transform: scale(0.95);
    background-color: var(--secondary-color);
    border-color: var(--secondary-color);
}