/* Brutalist 90s Shareware Aesthetic */
@import url('https://fonts.googleapis.com/css2?family=VT323&display=swap');

:root {
    --bg-color: #000000;
    --panel-bg: #0000aa; /* Classic DOS blue */
    --border-light: #ffffff;
    --border-dark: #000000;
    --text-color: #ffffff;
    --accent-color: #ff0000; /* DOOM Red */
    --accent-hover: #ffff00; /* DOS Yellow */
    --danger-color: #aa0000;
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: 'VT323', monospace; /* Pixelated retro font */
    font-size: 1.5rem;
    overflow: hidden; /* Prevent scrolling during gameplay */
    user-select: none;
    text-transform: uppercase;
}

/* CRT Overlay Effect */
#crt-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: linear-gradient(rgba(18, 16, 16, 0) 50%, rgba(0, 0, 0, 0.25) 50%), linear-gradient(90deg, rgba(255, 0, 0, 0.06), rgba(0, 255, 0, 0.02), rgba(0, 0, 255, 0.06));
    background-size: 100% 4px, 3px 100%;
    pointer-events: none;
    z-index: 100;
    opacity: 0.6;
}

/* Layout */
.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 20px;
    background: var(--bg-color);
    border-bottom: 4px solid var(--border-light);
    position: relative;
    z-index: 10;
}

h1 {
    font-size: 3rem;
    color: var(--accent-color);
    text-shadow: 4px 4px 0px var(--border-light);
    letter-spacing: 4px;
}

.controls button {
    font-family: 'VT323', monospace;
    font-size: 1.5rem;
    background: var(--bg-color);
    color: var(--text-color);
    border: 4px solid var(--border-light);
    padding: 5px 20px;
    cursor: pointer;
    text-transform: uppercase;
}

.controls button:hover {
    background: var(--border-light);
    color: var(--bg-color);
}

.controls button.active {
    background: var(--accent-color);
    border-color: var(--border-light);
    color: var(--border-light);
}

.controls button.accent {
    background: var(--accent-color);
    color: var(--border-light);
    border: 4px solid var(--border-light);
}

.controls button.accent:hover {
    background: var(--accent-hover);
    color: var(--bg-color);
}

.main-container {
    display: flex;
    height: calc(100vh - 75px);
    position: relative;
    z-index: 10;
}

.view {
    display: none; /* Toggled by JS */
    width: 100%;
    height: 100%;
}

.view.active {
    display: flex;
}

/* Editor View */
.editor-sidebar {
    width: 350px;
    background: var(--panel-bg);
    border-right: 4px solid var(--border-light);
    padding: 15px;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
}

.editor-canvas-container {
    flex-grow: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    background: #222;
    padding: 20px;
}

#map-canvas {
    image-rendering: pixelated;
    border: 8px solid var(--border-light);
    background: #000;
    cursor: crosshair;
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.panel {
    border: 4px solid var(--border-light);
    padding: 10px;
    background: var(--bg-color);
    margin-bottom: 20px;
}

.panel h2 {
    font-size: 2rem;
    color: var(--accent-hover);
    border-bottom: 4px solid var(--border-light);
    padding-bottom: 5px;
    margin-bottom: 15px;
}

.palette-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
    margin-bottom: 15px;
    border: 4px solid var(--border-light);
    background: var(--border-light);
}

.palette-block {
    width: 100%;
    aspect-ratio: 1;
    border: 2px solid var(--bg-color);
    cursor: pointer;
    image-rendering: pixelated;
}

.palette-block:hover {
    border: 4px solid var(--accent-hover);
}

.palette-block.selected {
    border: 4px solid var(--accent-color);
}

.palette-tools {
    display: flex;
    gap: 0;
    border: 4px solid var(--border-light);
}

.tool-btn {
    flex: 1;
    font-family: 'VT323', monospace;
    font-size: 1.2rem;
    background: var(--bg-color);
    color: var(--text-color);
    border: 2px solid var(--bg-color);
    padding: 10px;
    cursor: pointer;
    text-transform: uppercase;
}

.tool-btn:hover {
    background: var(--border-light);
    color: var(--bg-color);
}

.tool-btn.selected {
    background: var(--accent-color);
    color: var(--border-light);
    border: 2px solid var(--border-light);
}

.input-group {
    display: flex;
    flex-direction: column;
    margin-bottom: 15px;
}

.input-group label {
    margin-bottom: 5px;
    color: var(--accent-hover);
}

.input-group input[type="color"] {
    width: 100%;
    height: 40px;
    border: 4px solid var(--border-light);
    background: none;
    cursor: pointer;
}

.input-group input[type="range"] {
    width: 100%;
    height: 20px;
    appearance: none;
    background: var(--bg-color);
    border: 4px solid var(--border-light);
    outline: none;
}

.input-group input[type="range"]::-webkit-slider-thumb {
    appearance: none;
    width: 20px;
    height: 20px;
    background: var(--accent-color);
    cursor: pointer;
}

.panel button {
    font-family: 'VT323', monospace;
    font-size: 1.5rem;
    width: 100%;
    padding: 10px;
    margin-bottom: 10px;
    background: var(--bg-color);
    color: var(--text-color);
    border: 4px solid var(--border-light);
    cursor: pointer;
    text-transform: uppercase;
}

.panel button:hover {
    background: var(--border-light);
    color: var(--bg-color);
}

.panel button.danger {
    background: var(--danger-color);
    color: var(--border-light);
    border-color: var(--border-light);
}

.panel button.danger:hover {
    background: var(--accent-color);
}

/* Game View */
#view-game {
    background: #000;
    display: none;
    justify-content: center;
    align-items: center;
    position: relative;
}

#view-game.active {
    display: flex;
}

#game-canvas {
    width: 100%;
    height: 100%;
    object-fit: contain;
    image-rendering: pixelated;
}

#crosshair {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: var(--accent-hover);
    font-size: 3rem;
    pointer-events: none;
    text-shadow: 2px 2px 0px #000;
}

/* DOOM HUD Overlay */
#hud {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 80px;
    background: #aaaaaa;
    border-top: 4px solid var(--border-light);
    display: flex;
    justify-content: space-around;
    align-items: center;
    padding: 0 20px;
    z-index: 10;
}

.hud-box {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: #000;
    border: 4px solid var(--border-light);
    padding: 5px 15px;
    min-width: 120px;
}

.hud-label {
    color: var(--accent-hover);
    font-size: 1.2rem;
    line-height: 1;
}

.hud-value {
    color: var(--accent-color);
    font-size: 2.5rem;
    font-weight: bold;
    line-height: 1;
    text-shadow: 2px 2px 0 #fff;
}

.hud-face {
    width: 72px;
    height: 72px;
    background: #000;
    border: 4px solid var(--border-light);
    display: flex;
    justify-content: center;
    align-items: center;
}

#face-canvas {
    width: 64px;
    height: 64px;
    image-rendering: pixelated;
}