:root {
    --win-bg: #c0c0c0;
    --win-text: #000000;
    --win-highlight: #ffffff;
    --win-shadow: #808080;
    --win-title-bar: #000080;
    --win-title-bar-inactive: #808080;
    --win-title-text: #ffffff;
}

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

body {
    font-family: 'VT323', monospace;
    background-color: #008080; /* Classic Win95 teal background */
    font-size: 18px;
    color: var(--win-text);
    overflow: hidden;
    height: 100vh;
    margin: 0;
    user-select: none;
}

/* --- Login Screen Styles --- */
#login-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: #008080;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 20000;
}

.login-box {
    background: var(--win-bg);
    border: 2px solid;
    border-color: var(--win-highlight) var(--win-shadow) var(--win-shadow) var(--win-highlight);
    box-shadow: 2px 2px 0px 0px rgba(0, 0, 0, 0.2);
    width: 450px;
    min-height: 250px;
    display: flex;
    flex-direction: column;
}

.login-header {
    background: var(--win-title-bar);
    color: var(--win-title-text);
    padding: 5px 8px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.login-body {
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 15px;
    flex-grow: 1;
}

.login-input-group {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: auto;
}

.login-input-group label {
    flex-basis: 100px;
    text-align: right;
    flex-shrink: 0;
}

.login-buttons {
    display: flex;
    justify-content: center;
    margin-top: 10px;
}

.login-buttons .win-button {
    min-width: 100px;
}


#desktop {
    height: calc(100vh - 40px);
    position: relative;
}

/* --- Window Styles --- */
.win-window {
    background-color: var(--win-bg);
    border: 2px solid;
    border-color: var(--win-highlight) var(--win-shadow) var(--win-shadow) var(--win-highlight);
    box-shadow: 2px 2px 0px 0px rgba(0, 0, 0, 0.2);
    padding: 3px;
    display: flex;
    flex-direction: column;
    position: absolute;
    min-width: 250px;
    min-height: 200px;
}

.win-title-bar {
    background-color: var(--win-title-bar-inactive);
    color: var(--win-title-text);
    padding: 3px 5px;
    font-weight: bold;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 3px;
    cursor: move;
}

.win-window.active .win-title-bar {
    background-color: var(--win-title-bar);
}

.win-title-buttons { display: flex; }

.win-title-button {
    width: 22px;
    height: 22px;
    background-color: var(--win-bg);
    border: 2px solid;
    border-color: var(--win-highlight) var(--win-shadow) var(--win-shadow) var(--win-highlight);
    box-shadow: 1px 1px 0px 0px #000;
    margin-left: 3px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    cursor: default;
}
.win-title-button:active {
    border-color: var(--win-shadow) var(--win-highlight) var(--win-highlight) var(--win-shadow);
}

.win-content {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    border: 2px solid;
    border-color: var(--win-shadow) var(--win-highlight) var(--win-highlight) var(--win-shadow);
    padding: 8px;
    gap: 15px;
    overflow: auto;
    background: var(--win-bg);
}

.win-resize-handle {
    position: absolute;
    bottom: 0;
    right: 0;
    width: 16px;
    height: 16px;
    background: repeating-linear-gradient(135deg, var(--win-shadow), var(--win-shadow) 1px, var(--win-bg) 1px, var(--win-bg) 4px);
    cursor: se-resize;
}

.win-menu-bar {
    background: var(--win-bg);
    padding: 2px 4px;
    border-bottom: 2px solid;
    border-color: var(--win-shadow) var(--win-highlight);
    margin: 0;
    display: flex;
    gap: 10px;
    align-items: center;
    height: 35px;
}

.win-menu-bar .separator {
    height: 80%;
    width: 2px;
    border-left: 1px solid var(--win-shadow);
    border-right: 1px solid var(--win-highlight);
}

.win-button-small {
    background-color: var(--win-bg);
    border: 2px solid;
    border-color: var(--win-highlight) var(--win-shadow) var(--win-shadow) var(--win-highlight);
    box-shadow: 1px 1px 0px 0px #000;
    padding: 2px 6px;
    cursor: pointer;
}
.win-button-small:active {
    border-color: var(--win-shadow) var(--win-highlight) var(--win-highlight) var(--win-shadow);
}


/* --- Taskbar Styles --- */
#taskbar {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 40px;
    background: var(--win-bg);
    border-top: 2px solid var(--win-highlight);
    padding: 4px;
    box-sizing: border-box;
    display: flex;
    align-items: center;
    z-index: 18000;
}

.win-button {
    background-color: var(--win-bg);
    border: 2px solid;
    border-color: var(--win-highlight) var(--win-shadow) var(--win-shadow) var(--win-highlight);
    box-shadow: 1px 1px 0px 0px #000;
    padding: 5px 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 5px;
}
.win-button:active, .win-button.active {
    border-color: var(--win-shadow) var(--win-highlight) var(--win-highlight) var(--win-shadow);
    background-color: #e0e0e0;
}
.win-button:disabled {
    color: var(--win-shadow);
    text-shadow: 1px 1px var(--win-highlight);
}

#taskbar-buttons { display: flex; gap: 4px; margin-left: 8px; }
.task-button {
    max-width: 150px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

#taskbar-username {
    margin-left: auto;
    border: 2px inset var(--win-shadow);
    padding: 2px 8px;
    height: 100%;
    display: flex;
    align-items: center;
}

#clock {
    margin-left: 4px;
    border: 2px inset var(--win-shadow);
    padding: 2px 8px;
    height: 100%;
    display: flex;
    align-items: center;
}

/* --- Start Menu Styles --- */
#start-menu {
    position: absolute;
    bottom: 40px;
    left: 0;
    width: 200px;
    background: var(--win-bg);
    border: 2px solid;
    border-color: var(--win-highlight) var(--win-shadow) var(--win-shadow) var(--win-highlight);
    box-shadow: 2px 2px 0px 0px #000;
    padding: 3px;
    z-index: 19000;
}
#start-menu ul { list-style: none; margin: 0; padding: 0; }
#start-menu li a {
    display: block;
    padding: 8px 12px;
    text-decoration: none;
    color: var(--win-text);
}
#start-menu li a:hover {
    background: var(--win-title-bar);
    color: var(--win-title-text);
}

/* --- Program Specific Styles --- */
#drawingCanvas { background-color: white; display: block; width: 100%; height: 100%; }
#window-paint .win-content {
    cursor: none; /* Versteckt den echten Mauszeiger über der Leinwand */
}
#brushCursor { position: absolute; border-radius: 50%; pointer-events: none; transform: translate(-50%, -50%); border: 1px solid black; }

.notepad-textarea {
    width: 100%;
    height: 100%;
    border: none;
    resize: none;
    font-family: 'VT323', monospace;
    font-size: 18px;
    background-color: white;
    padding: 2px;
}

#calculator-display { width: 100%; background: white; border: 2px inset var(--win-shadow); padding: 5px; text-align: right; font-size: 24px; margin-bottom: 8px; }
#calculator-buttons { display: grid; grid-template-columns: repeat(4, 1fr); gap: 4px; }
.calc-btn { padding: 10px; }

.win-input {
    flex-grow: 1;
    border: 2px inset var(--win-shadow);
    padding: 5px;
    font-family: 'VT323', monospace;
    font-size: 18px;
    background: var(--win-highlight);
}
.win-input:focus {
    outline: none;
}
.win-input:disabled {
    background: var(--win-bg);
}

.win-list {
    list-style-type: none;
    padding: 0;
    margin: 0;
    background: white;
    border: 2px inset var(--win-shadow);
    flex-grow: 1;
    overflow-y: auto;
    padding: 5px;
}
.win-list li {
    padding: 2px 5px;
}

/* --- Cursor Styles --- */
#cursor-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    pointer-events: none; /* Lässt Klicks zu den darunterliegenden Elementen durch */
    z-index: 15000;
}

.user-cursor {
    position: absolute;
    display: flex;
    align-items: flex-start;
}

.cursor-icon {
    width: 20px;
    height: 20px;
    background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 100 100"><polygon points="0,0 0,75 25,50 50,100 70,90 45,45 90,45 90,25 40,25 75,0" style="fill:white;stroke:black;stroke-width:5;"/></svg>');
    background-size: contain;
    background-repeat: no-repeat;
}

.cursor-name {
    background-color: var(--cursor-color, black);
    color: var(--win-highlight);
    padding: 2px 6px;
    font-size: 14px;
    margin-left: 2px;
    white-space: nowrap;
    border: 1px solid var(--win-shadow);
}

/* --- Poll Styles --- */
#poll-options label {
    cursor: pointer;
}

.poll-result-bar-container {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 16px;
}

.poll-result-label {
    flex-basis: 150px; /* Feste Breite für die Beschriftung */
    flex-shrink: 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.poll-result-bar {
    height: 20px;
    background-color: var(--win-title-bar);
    border: 1px solid var(--win-shadow);
    border-right-color: var(--win-highlight);
    border-bottom-color: var(--win-highlight);
    transition: width 0.3s ease-in-out;
}

.poll-result-count {
    font-size: 14px;
    color: var(--win-shadow);
}

/* --- Music Player Styles --- */
.music-display {
    text-align: center;
    padding: 10px;
    background: var(--win-highlight);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.music-controls {
    display: flex;
    justify-content: center;
    gap: 10px;
}

.music-volume {
    display: flex;
    align-items: center;
    gap: 8px;
}

#music-volume-slider {
    flex-grow: 1;
}

#music-playlist li {
    cursor: pointer;
    padding: 4px 8px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

#music-playlist li:hover {
    background: var(--win-title-bar);
    color: var(--win-title-text);
}

#music-playlist li.playing {
    background: var(--win-title-bar-inactive);
    color: var(--win-title-text);
    font-weight: bold;
}