/* Retro 90s CSS Styling */
:root {
    --primary-green: #00ff41;
    --secondary-green: #008f11;
    --dark-green: #003b00;
    --bg-dark: #0a0a0a;
    --bg-darker: #000000;
    --text-bright: #00ff41;
    --text-dim: #00aa2e;
    --border-color: #004400;
    --shadow-color: rgba(0, 255, 65, 0.3);
    --error-color: #ff3030;
    --warning-color: #ffaa00;
}

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

body {
    font-family: 'VT323', monospace;
    background: var(--bg-darker);
    color: var(--text-bright);
    overflow-x: hidden;
    min-height: 100vh;
}

@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.container {
    display: grid;
    grid-template-columns: 1fr 300px;
    grid-template-rows: auto 1fr;
    min-height: 100vh;
    max-height: 100vh;
    gap: 2px;
    background: var(--bg-darker);
    overflow: hidden;
}

/* Header Styling */
.header {
    grid-column: 1 / -1;
    background: linear-gradient(90deg, var(--dark-green), var(--secondary-green), var(--dark-green));
    border: 2px solid var(--primary-green);
    border-bottom: 4px solid var(--primary-green);
    box-shadow: 0 0 20px var(--shadow-color);
}

.title-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 20px;
    background: rgba(0, 0, 0, 0.7);
}

.title {
    font-size: 24px;
    font-weight: bold;
    text-shadow: 0 0 10px var(--primary-green);
}

@keyframes flicker {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.8; }
}

.status-bar {
    display: flex;
    gap: 20px;
    font-size: 16px;
}

#score, #moves {
    background: var(--bg-dark);
    padding: 5px 10px;
    border: 1px solid var(--border-color);
    border-radius: 3px;
}

/* Main Game Area */
.game-area {
    background: var(--bg-dark);
    border: 2px solid var(--border-color);
    display: flex;
    flex-direction: column;
    margin: 10px;
    border-radius: 5px;
    box-shadow: inset 0 0 20px rgba(0, 0, 0, 0.5);
}

.output-section {
    flex: 1;
    padding: 20px;
    overflow-y: auto;
    max-height: 60vh;
    border-bottom: 2px solid var(--border-color);
}

.game-text {
    font-family: 'Courier Prime', monospace;
    font-size: 16px;
    line-height: 1.4;
    white-space: pre-wrap;
}

.game-text p {
    margin-bottom: 8px;
}

.boot-sequence {
    overflow: hidden;
}

@keyframes typewriter {
    from { max-height: 0; }
    to { max-height: 500px; }
}

.loading-dots {
    color: var(--warning-color);
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.prompt {
    color: var(--primary-green);
    font-weight: bold;
}

.error-text {
    color: var(--error-color);
    text-shadow: 0 0 5px var(--error-color);
}

.success-text {
    color: var(--warning-color);
    text-shadow: 0 0 5px var(--warning-color);
}

/* Input Section */
.input-section {
    padding: 20px;
    background: rgba(0, 20, 0, 0.8);
}

.command-line {
    display: flex;
    align-items: center;
    background: var(--bg-darker);
    border: 2px solid var(--border-color);
    border-radius: 3px;
    padding: 10px;
    margin-bottom: 10px;
}

.prompt-symbol {
    color: var(--primary-green);
    font-size: 18px;
    font-weight: bold;
    margin-right: 10px;
}

.command-input {
    flex: 1;
    background: transparent;
    border: none;
    color: var(--text-bright);
    font-family: 'Courier Prime', monospace;
    font-size: 16px;
    outline: none;
}

.command-input::placeholder {
    color: var(--text-dim);
    opacity: 0.7;
}

.help-text {
    font-size: 12px;
    color: var(--text-dim);
    opacity: 0.8;
}

/* Sidebar */
.sidebar {
    background: var(--bg-dark);
    border: 2px solid var(--border-color);
    margin: 10px 10px 10px 0;
    border-radius: 5px;
    display: flex;
    flex-direction: column;
    gap: 20px;
    padding: 20px;
    box-shadow: inset 0 0 20px rgba(0, 0, 0, 0.5);
    width: 300px;
    min-width: 300px;
    max-width: 300px;
    overflow-y: auto;
    overflow-x: hidden;
    flex-shrink: 0;
    flex-grow: 0;
    position: relative;
    contain: layout style;
    will-change: auto;
}

.inventory-panel, .map-panel, .hints-panel {
    background: rgba(0, 0, 0, 0.5);
    border: 1px solid var(--border-color);
    border-radius: 3px;
    padding: 15px;
    flex-shrink: 0;
    flex-grow: 0;
    width: 100%;
    min-height: 120px;
    box-sizing: border-box;
}

.inventory-panel h3, .map-panel h3, .hints-panel h3 {
    color: var(--primary-green);
    font-size: 14px;
    margin-bottom: 10px;
    text-shadow: 0 0 5px var(--primary-green);
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 5px;
}

.inventory-items {
    font-size: 14px;
    line-height: 1.4;
    min-height: 40px;
    word-wrap: break-word;
    overflow-wrap: break-word;
}

.empty-inventory {
    color: var(--text-dim);
    font-style: italic;
    min-height: 20px;
    display: block;
}

.inventory-item {
    background: rgba(0, 255, 65, 0.1);
    border: 1px solid var(--border-color);
    border-radius: 2px;
    padding: 5px;
    margin: 3px 0;
    cursor: pointer;
    word-wrap: break-word;
    overflow-wrap: break-word;
    min-height: 20px;
    box-sizing: border-box;
}

.inventory-item:hover {
    background: rgba(0, 255, 65, 0.2);
}

.ascii-map {
    font-family: 'Courier Prime', monospace;
    font-size: 12px;
    color: var(--text-dim);
    line-height: 1.2;
}

.system-info {
    font-size: 12px;
}

.status-line {
    margin: 5px 0;
    font-family: 'Courier Prime', monospace;
}

/* Scrollbar Styling */
::-webkit-scrollbar {
    width: 12px;
}

::-webkit-scrollbar-track {
    background: var(--bg-darker);
    border: 1px solid var(--border-color);
}

::-webkit-scrollbar-thumb {
    background: var(--secondary-green);
    border-radius: 6px;
    border: 2px solid var(--bg-darker);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-green);
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        grid-template-columns: 1fr;
        grid-template-rows: auto 1fr auto;
        max-height: 100vh;
    }
    
    .sidebar {
        margin: 0 10px 10px 10px;
        flex-direction: row;
        overflow-x: auto;
        overflow-y: hidden;
        min-height: 200px;
        max-height: 220px;
        width: auto;
        min-width: auto;
        max-width: none;
        gap: 15px;
        padding: 15px;
    }
    
    .inventory-panel, .map-panel, .hints-panel {
        min-width: 220px;
        max-width: 220px;
        width: 220px;
        flex-shrink: 0;
        flex-grow: 0;
        min-height: 160px;
        max-height: 160px;
        overflow-y: auto;
    }
    
    .title {
        font-size: 18px;
    }
    
    .status-bar {
        gap: 10px;
        font-size: 14px;
    }
}

@media (min-width: 769px) {
    .sidebar {
        width: 300px;
        min-width: 300px;
        max-width: 300px;
        flex-shrink: 0;
        flex-grow: 0;
        flex-direction: column;
        overflow-x: hidden;
        overflow-y: auto;
    }
    
    .inventory-panel, .map-panel, .hints-panel {
        width: 100%;
        min-width: auto;
        max-width: none;
        flex-shrink: 0;
        flex-grow: 0;
    }
}

/* Removed scanlines and CRT effects to prevent layout jumping */