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

body {
    font-family: 'Courier New', monospace;
    background-color: #1a1a1a;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    overflow: hidden;
}

/* Game Wrapper - Contains sidebar and game */
#game-wrapper {
    display: flex;
    flex-direction: row;
    gap: 0;
}

/* Tool Sidebar */
#tool-sidebar {
    width: 280px;
    height: 960px;
    background: linear-gradient(180deg, #2a2520 0%, #1a1815 100%);
    border: 2px solid #5a4a35;
    border-right: none;
    box-shadow: -5px 0 15px rgba(0, 0, 0, 0.5);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.sidebar-header {
    background: linear-gradient(180deg, #3a3025 0%, #2a2520 100%);
    padding: 16px;
    border-bottom: 2px solid #5a4a35;
    text-align: center;
}

.sidebar-header h2 {
    color: #d4a84b;
    font-size: 18px;
    font-weight: bold;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin: 0;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
}

.sidebar-content {
    flex: 1;
    padding: 16px;
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: #5a4a35 #1a1815;
}

.sidebar-content::-webkit-scrollbar {
    width: 8px;
}

.sidebar-content::-webkit-scrollbar-track {
    background: #1a1815;
}

.sidebar-content::-webkit-scrollbar-thumb {
    background: #5a4a35;
    border-radius: 4px;
}

.tool-placeholder {
    text-align: center;
    padding: 40px 20px;
    color: #8a8070;
    font-style: italic;
}

.tool-info {
    color: #e0d5c5;
}

.tool-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid #5a4a35;
}

.tool-icon {
    font-size: 32px;
    filter: drop-shadow(2px 2px 2px rgba(0, 0, 0, 0.5));
}

.tool-header h3 {
    color: #d4a84b;
    font-size: 20px;
    margin: 0;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
}

.tool-description {
    font-size: 13px;
    line-height: 1.5;
    color: #c0b5a5;
    margin-bottom: 16px;
    padding: 10px;
    background: rgba(0, 0, 0, 0.2);
    border-radius: 4px;
    border-left: 3px solid #5a4a35;
}

.info-section {
    margin-bottom: 16px;
}

.info-section h4 {
    color: #b8956e;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 8px;
    padding-bottom: 4px;
    border-bottom: 1px dashed #4a3a25;
}

.info-section p {
    font-size: 12px;
    line-height: 1.6;
    color: #a09585;
}

.benefits-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.benefits-list li {
    font-size: 12px;
    color: #a09585;
    padding: 6px 0 6px 20px;
    position: relative;
    line-height: 1.4;
}

.benefits-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #7a9a5a;
    font-weight: bold;
}

.info-section.historical {
    background: rgba(90, 74, 53, 0.2);
    padding: 12px;
    border-radius: 4px;
    margin-top: 20px;
}

.info-section.historical h4 {
    color: #c4a06e;
    border-bottom-color: #6a5a45;
}

.info-section.historical p {
    font-style: italic;
    color: #b0a595;
}

/* Artifact Sidebar (Right) */
#artifact-sidebar {
    width: 280px;
    height: 960px;
    background: linear-gradient(180deg, #1a2025 0%, #151a1f 100%);
    border: 2px solid #3a5a6a;
    border-left: none;
    box-shadow: 5px 0 15px rgba(0, 0, 0, 0.5);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transition: box-shadow 0.3s ease;
}

#artifact-sidebar.artifact-discovered {
    box-shadow: 5px 0 25px rgba(255, 215, 0, 0.4), inset 0 0 30px rgba(255, 215, 0, 0.1);
    animation: discovery-pulse 0.6s ease-out;
}

@keyframes discovery-pulse {
    0% { border-color: #FFD700; }
    50% { border-color: #FFD700; }
    100% { border-color: #3a5a6a; }
}

#artifact-sidebar .sidebar-header {
    background: linear-gradient(180deg, #253035 0%, #1a2025 100%);
    border-bottom: 2px solid #3a5a6a;
}

#artifact-sidebar .sidebar-header h2 {
    color: #6ab4d4;
}

#artifact-sidebar .sidebar-content {
    flex: 1;
    padding: 16px;
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: #3a5a6a #151a1f;
}

#artifact-sidebar .sidebar-content::-webkit-scrollbar {
    width: 8px;
}

#artifact-sidebar .sidebar-content::-webkit-scrollbar-track {
    background: #151a1f;
}

#artifact-sidebar .sidebar-content::-webkit-scrollbar-thumb {
    background: #3a5a6a;
    border-radius: 4px;
}

.artifact-placeholder {
    text-align: center;
    padding: 40px 20px;
    color: #6a8090;
    font-style: italic;
}

.artifact-info {
    color: #d5e0e5;
}

.artifact-header {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 12px;
    padding-bottom: 12px;
    border-bottom: 1px solid #3a5a6a;
}

.artifact-icon {
    font-size: 40px;
    filter: drop-shadow(2px 2px 2px rgba(0, 0, 0, 0.5));
}

.artifact-title {
    flex: 1;
}

.artifact-title h3 {
    color: #6ab4d4;
    font-size: 18px;
    margin: 0 0 4px 0;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
}

.artifact-period {
    font-size: 11px;
    color: #7a9aa5;
    font-style: italic;
}

.artifact-origin {
    font-size: 11px;
    color: #8aaab5;
    margin-bottom: 12px;
    padding: 6px 10px;
    background: rgba(58, 90, 106, 0.2);
    border-radius: 4px;
}

.artifact-origin strong {
    color: #6ab4d4;
}

.artifact-description {
    font-size: 12px;
    line-height: 1.5;
    color: #b5c5ca;
    margin-bottom: 14px;
    padding: 10px;
    background: rgba(0, 0, 0, 0.2);
    border-radius: 4px;
    border-left: 3px solid #3a5a6a;
}

#artifact-sidebar .info-section {
    margin-bottom: 14px;
}

#artifact-sidebar .info-section h4 {
    color: #5a9ab0;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 6px;
    padding-bottom: 4px;
    border-bottom: 1px dashed #2a4a5a;
}

#artifact-sidebar .info-section p {
    font-size: 11px;
    line-height: 1.5;
    color: #95a5aa;
}

.info-section.fun-fact {
    background: rgba(106, 180, 212, 0.1);
    padding: 12px;
    border-radius: 4px;
    margin-top: 16px;
    border: 1px dashed #3a6a7a;
}

.info-section.fun-fact h4 {
    color: #7ac4e4;
    border-bottom-color: #4a7a8a;
}

.info-section.fun-fact p {
    font-style: italic;
    color: #a5c5ca;
}

/* Game Container */
#game-container {
    position: relative;
    width: 1440px;
    height: 960px;
    background-color: #000;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.8);
}

/* Canvas Layers - Stacked with proper z-index ordering */
#game-container canvas {
    position: absolute;
    left: 0;
    top: 0;
    image-rendering: pixelated;
    image-rendering: -moz-crisp-edges;
    image-rendering: crisp-edges;
}

#background-canvas {
    z-index: 0;
}

#entities-canvas {
    z-index: 1;
}

#fog-canvas {
    z-index: 2;
}

#ui-canvas {
    z-index: 3;
}