@import url('https://fonts.googleapis.com/css2?family=Fira+Code:wght@300;400;600&display=swap');

:root {
    --terminal-green: #0f0;
    --terminal-glow: rgba(0, 255, 0, 0.6);
    --bg-color: #050505;
}

body {
    background-color: var(--bg-color);
    color: var(--terminal-green);
    font-family: 'Fira Code', monospace;
    overflow: hidden; /* Prevent scroll on main body, handle inside terminal */
    margin: 0;
    height: 100vh;
    width: 100vw;
}

/* CRT Scanline Effect */
.scanlines {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        to bottom,
        rgba(255,255,255,0),
        rgba(255,255,255,0) 50%,
        rgba(0,0,0,0.2) 50%,
        rgba(0,0,0,0.2)
    );
    background-size: 100% 4px;
    pointer-events: none;
    z-index: 50;
}

/* CRT Flicker and Glow */
.crt-flicker {
    animation: flicker 0.15s infinite;
    text-shadow: 0 0 5px var(--terminal-glow);
}

@keyframes flicker {
    0% { opacity: 0.97; }
    50% { opacity: 1; }
    100% { opacity: 0.98; }
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #001100;
}
::-webkit-scrollbar-thumb {
    background: #004400;
}
::-webkit-scrollbar-thumb:hover {
    background: #006600;
}

/* Cursor Blinking */
.cursor-blink {
    animation: blink 1s step-end infinite;
}
@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0; }
}

/* Background Canvas */
#bg-canvas {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 0;
    opacity: 0.3;
}

/* Layout */
#terminal-wrapper {
    position: relative;
    z-index: 10;
    height: 100%;
    display: flex;
    flex-direction: column;
    padding: 1rem;
}

#output-area {
    flex-grow: 1;
    overflow-y: auto;
    padding-bottom: 20px;
}

input[type="text"] {
    background: transparent;
    border: none;
    color: var(--terminal-green);
    font-family: 'Fira Code', monospace;
    outline: none;
    width: 100%;
    text-transform: lowercase;
}

.pdf-modal {
    background-color: rgba(0, 20, 0, 0.95);
    border: 2px solid var(--terminal-green);
    box-shadow: 0 0 20px var(--terminal-glow);
}