/* --- Root Variables for Easy Theme Tweaks --- */
:root {
    --bg-color: #0a0a0a;
    --terminal-green: #00ff41;
    --terminal-glow: rgba(0, 255, 65, 0.6);
    --window-border: #333;
    --header-bg: #1a1a1a;
}

body {
    background-color: var(--bg-color);
    color: var(--terminal-green);
    font-family: 'Courier New', Courier, monospace;
    margin: 0;
    padding: 40px 20px;
    display: flex;
    justify-content: center;
    align-items: flex-start;
    min-height: 100vh;
    overflow-x: hidden;
}

/* --- Window Wrapper --- */
.window-frame {
    width: 100%;
    max-width: 900px;
    background: #000;
    border: 1px solid var(--window-border);
    border-radius: 8px;
    box-shadow: 0 20px 50px rgba(0,0,0,0.8), 0 0 15px rgba(0,255,65,0.1);
    overflow: hidden;
    position: relative;
    z-index: 5;
}

/* --- Header / Title Bar --- */
.window-header {
    background: var(--header-bg);
    padding: 10px 15px;
    display: flex;
    align-items: center;
    border-bottom: 1px solid var(--window-border);
}

.window-controls {
    display: flex;
    gap: 8px;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}
.red { background: #ff5f56; }
.yellow { background: #ffbd2e; }
.green { background: #27c93f; }

.window-title {
    flex-grow: 1;
    text-align: center;
    font-size: 0.8rem;
    color: #888;
    letter-spacing: 1px;
    margin-right: 40px; /* Balance the dots */
}

/* --- Terminal Area --- */
#terminal-container {
    padding: 20px;
    height: 500px;
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: #333 #000;
}

#output {
    white-space: pre-wrap;
    line-height: 1.5;
    margin-bottom: 10px;
}

#input-area {
    display: flex;
    align-items: center;
}

.prompt {
    font-weight: bold;
    margin-right: 10px;
    white-space: nowrap;
}

#user-input {
    background: transparent;
    border: none;
    color: var(--terminal-green);
    font-family: inherit;
    font-size: 1rem;
    outline: none;
    width: 100%;
    text-shadow: 0 0 5px var(--terminal-glow);
}

/* --- CRT & Scanline Overlay --- */
.crt-overlay {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    background: linear-gradient(rgba(18, 16, 16, 0) 50%, rgba(0, 0, 0, 0.1) 50%), 
                linear-gradient(90deg, rgba(255, 0, 0, 0.02), rgba(0, 255, 0, 0.01), rgba(0, 0, 255, 0.02));
    background-size: 100% 3px, 3px 100%;
    z-index: 10;
    pointer-events: none;
}

.line, .prompt {
    text-shadow: 0 0 5px var(--terminal-glow);
}