/* --- CSS styles moved from the HTML <style> block --- */
:root {
    /* Lunar Theme Colors */
    --font-retro: 'Press Start 2P', cursive;
    --font-main: 'Lato', sans-serif;
    --color-crater: #4B4B4B;        /* Dark Gray */
    --color-regolith: #A0A0A0;      /* Medium Gray */
    --color-regolith-hover: #B0B0B0; /* Lighter Gray */
    --color-hab-dome: #E0E0E0;      /* Light Gray */
    --color-ore-processor: #778899; /* LightSlateGray */
    --color-hydroponics: #98FB98;    /* PaleGreen */
    --color-research-lab: #ADD8E6;  /* LightBlue */
    --color-medical-bay: #FFB6C1;   /* LightPink */
    --color-command-center: #B0C4DE;/* LightSteelBlue */
    --color-solar-array: #FFD700;   /* Gold */
    --color-point-defense: #696969; /* DimGray */
    --color-damaged: #DC143C;       /* Crimson */
    --color-ui-bg: #282828;         /* Dark Gray BG */
    --color-ui-border: #00BFFF;     /* DeepSkyBlue */
    --color-text-dark: #E0E0E0;     /* Light Gray Text */
    --color-text-ui-header: #FFFFFF;/* White */
    --color-log-bg: #101010;         /* Very Dark Log */
    --color-log-text: #CCCCCC;
    --color-positive: #00FF7F;      /* SpringGreen */
    --color-negative: #FF4500;      /* OrangeRed */
    --color-neutral: #87CEFA;       /* LightSkyBlue */
    --color-warning: #FFA500;       /* Orange */
    --color-delta-neutral: #999999;
    --color-repair: #DAA520;        /* Goldenrod */
}
body {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    margin: 0;
    background-color: #000020;
    font-family: var(--font-main);
    color: var(--color-text-dark);
}
#game-container {
    width: 950px;
    height: 900px;
    border: 4px solid var(--color-ui-border);
    background-color: var(--color-ui-bg);
    display: flex;
    flex-direction: row;
    position: relative;
    overflow: hidden;
    box-shadow: 8px 8px 20px rgba(0,191,255,0.3);
    box-sizing: border-box;
}
#left-column {
    width: 440px;
    height: 100%;
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
    padding: 15px;
    box-sizing: border-box;
    gap: 10px;
}
#right-column {
    flex-grow: 1;
    height: 100%;
    display: flex;
    flex-direction: column;
    padding: 15px;
    box-sizing: border-box;
    overflow-y: auto;
    background-color: rgba(0,0,0,0.1);
    border-left: 2px solid var(--color-ui-border);
}
#right-panel-main-content {
    display: flex;
    flex-direction: row;
    gap: 15px;
    flex-grow: 1;
    min-height: 0; /* Important for flexbox stretching */
    margin-bottom: 15px;
}
#end-turn-panel {
    margin-top: auto; /* Pushes to bottom */
    padding-top: 15px;
    border-top: 2px solid var(--color-ui-border);
    flex-shrink: 0;
}
#game-title {
    font-family: var(--font-retro);
    font-size: 18px;
    text-align: center;
    color: var(--color-ui-border);
    margin: 0 0 10px 0; /* Added bottom margin */
    flex-shrink: 0;
    text-shadow: 1px 1px #000;
}
#map-area {
    width: 400px;
    height: 400px;
    display: grid;
    grid-template-columns: repeat(8, 50px);
    grid-template-rows: repeat(8, 50px);
    margin: 0 auto;
    border: 2px solid var(--color-ui-border);
    background-color: var(--color-crater);
    flex-shrink: 0;
}
.tile {
    width: 50px;
    height: 50px;
    border: 1px solid rgba(0, 191, 255, 0.2);
    box-sizing: border-box;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    transition: background-color 0.2s;
    font-size: 18px;
    color: rgba(0,0,0,0.7);
}
.tile.regolith { background-color: var(--color-regolith); }
.tile.regolith:hover { background-color: var(--color-regolith-hover); }
.tile.crater { background-color: var(--color-crater); cursor: not-allowed; }
.tile.habitation_dome { background-color: var(--color-hab-dome); }
.tile.ore_processor { background-color: var(--color-ore-processor); }
.tile.hydroponics_bay { background-color: var(--color-hydroponics); }
.tile.research_lab { background-color: var(--color-research-lab); }
.tile.medical_bay { background-color: var(--color-medical-bay); }
.tile.command_center { background-color: var(--color-command-center); color: #111; }
.tile.solar_array { background-color: var(--color-solar-array); }
.tile.point_defense_turret { background-color: var(--color-point-defense); color: white; }
.tile.damaged { background-color: var(--color-damaged); color: white; cursor: help;}

#log-panel {
    flex-grow: 1; /* Takes remaining space in left column */
    min-height: 100px; /* Prevent collapsing */
    width: 400px;
    background-color: var(--color-log-bg);
    color: var(--color-log-text);
    border: 2px solid var(--color-ui-border);
    margin: 0 auto;
    padding: 10px;
    overflow-y: scroll;
    font-size: 12px;
    line-height: 1.5;
    box-sizing: border-box;
}
#log-panel h3 {
    font-family: var(--font-retro);
    font-size: 12px;
    margin: 0 0 10px 0;
    color: #ccc;
    text-align: center;
}
#log-entries {
    list-style: none;
    padding: 0;
    margin: 0;
}
#log-entries li {
    padding: 2px 0;
    border-bottom: 1px dotted #555;
}
#log-entries li:last-child {
    border-bottom: none;
}
.log-event-good { color: var(--color-positive); }
.log-event-bad { color: var(--color-negative); }
.log-event-neutral { color: var(--color-neutral); }
.log-build { color: #FFD700; }
.log-repair { color: var(--color-repair); }
.log-turn { color: white; font-weight: bold; margin-top: 5px;}

#controls-panel, #stats-panel {
    background-color: rgba(60, 60, 60, 0.7);
    border: 1px solid var(--color-ui-border);
    border-radius: 5px;
    padding: 10px;
    box-sizing: border-box;
    flex-shrink: 0; /* Prevent shrinking */
    flex: 1; /* Allow panels to grow equally */
    min-width: 0; /* Allow panels to shrink if needed */
    display: flex; /* Added */
    flex-direction: column; /* Added */
}
#controls-panel h3, #stats-panel h3 {
    font-family: var(--font-retro);
    font-size: 12px;
    margin: 0 0 10px 0;
    text-align: center;
    border-bottom: 1px dashed var(--color-ui-border);
    padding-bottom: 5px;
    color: var(--color-text-ui-header);
    flex-shrink: 0; /* Added */
}
#controls-panel .control-group {
    margin-bottom: 10px;
}
#controls-panel .control-group label {
    font-weight: bold;
    font-size: 12px;
    display: block;
    margin-bottom: 4px;
    color: var(--color-text-ui-header);
}
#controls-panel .button-container {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
}
/* Specific layout for build buttons */
#controls-panel .control-group:nth-of-type(2) .button-container {
    flex-direction: column;
    align-items: stretch;
}
#controls-panel .control-group:nth-of-type(2) .button-container button {
    width: 100%;
    box-sizing: border-box;
    flex-basis: auto;
    flex-grow: 0;
    text-align: left; /* Align text left for vertical buttons */
}
#controls-panel button {
    font-family: var(--font-main);
    font-size: 11px;
    padding: 5px 8px;
    cursor: pointer;
    border: 1px solid #999;
    border-radius: 3px;
    background-color: #555;
    color: var(--color-text-dark);
    transition: background-color 0.1s, border-color 0.1s;
    text-align: center;
    display: flex; /* Added for icon alignment */
    align-items: center; /* Added for icon alignment */
}
#controls-panel button:hover {
    background-color: #666;
}
#controls-panel button.selected { /* Build button selected */
    background-color: var(--color-neutral);
    border-color: #eee;
    color: white;
}
#controls-panel button#repair-mode.selected { /* Repair button selected */
    background-color: var(--color-repair);
    border-color: #fff;
    color: #111;
}
#controls-panel button i {
    margin-right: 6px; /* Adjusted margin */
    width: 14px; /* Fixed width for alignment */
    text-align: center; /* Center icon */
}
.button-cost {
    font-size: 9px;
    color: #ccc;
    margin-left: auto; /* Push cost to the right */
    padding-left: 5px;
}
#alloc-controls button.active { /* Allocation button selected */
    background-color: var(--color-positive);
    color: #111; /* Dark text on green */
    border-color: var(--color-positive);
}
#stats-panel span {
    display: flex;
    align-items: center;
    margin-bottom: 6px;
    font-size: 13px;
    line-height: 1.4;
    white-space: nowrap;
    color: var(--color-text-dark);
}
#stats-panel span i {
    margin-right: 8px;
    width: 16px;
    text-align: center;
    color: var(--color-neutral);
    flex-shrink: 0;
}
#stats-panel .stat-label { margin-right: 5px; }
#stats-panel .stat-value { font-weight: bold; margin-right: 5px; }
#stats-panel .stat-delta { font-size: 11px; font-style: italic; margin-left: auto; padding-left: 5px;} /* Pushed right */
#stats-panel .positive { color: var(--color-positive); }
#stats-panel .negative { color: var(--color-negative); }
#stats-panel .neutral { color: var(--color-delta-neutral); }
#stats-panel .warning { color: var(--color-warning); } /* General warning color */
#stats-panel .power-warning .stat-value, /* Specific power warning color */
#stats-panel .power-warning i {
     color: var(--color-negative);
     font-weight: bold;
}
#stats-panel #integrity.negative .stat-value, /* Specific integrity warning color */
#stats-panel #integrity.negative i {
    color: var(--color-negative);
}
#stats-panel #integrity.warning .stat-value,
#stats-panel #integrity.warning i {
    color: var(--color-warning);
}


#end-turn {
    font-family: var(--font-retro);
    font-size: 14px;
    padding: 15px 10px;
    width: 100%;
    cursor: pointer;
    background-color: var(--color-positive);
    color: #111;
    border: 2px outset var(--color-positive);
    border-radius: 5px;
    text-shadow: 1px 1px 1px rgba(0,0,0,0.5);
    display: flex; /* Added */
    justify-content: center; /* Added */
    align-items: center; /* Added */
}
#end-turn:hover:not(:disabled) { /* Added :not(:disabled) */
    background-color: #3CB371;
}
#end-turn:disabled {
    background-color: #555;
    color: #999;
    cursor: not-allowed;
    border-style: inset;
    border-color: #777;
    text-shadow: none;
}
#end-turn i {
    margin-left: 8px; /* Space before icon */
}

[title] {
    text-decoration: none; /* Removed dotted underline */
    cursor: help;
    position: relative; /* Needed for pseudo-element tooltip */
}
/* Basic Tooltip Style (Optional Enhancement) */
[title]:hover::after {
    content: attr(title);
    position: absolute;
    left: 0;
    top: 110%; /* Position below the element */
    z-index: 10;
    background-color: #222;
    color: #eee;
    border: 1px solid var(--color-ui-border);
    border-radius: 4px;
    padding: 5px 8px;
    font-size: 11px;
    white-space: nowrap;
    box-shadow: 2px 2px 5px rgba(0,0,0,0.5);
}


#difficulty-selection {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 20, 0.95); /* Slightly darker */
    z-index: 100;
    display: flex; /* Keep flex for centering */
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: var(--color-text-dark);
    padding: 30px;
    box-sizing: border-box;
    text-align: center;
    /* Start hidden via class */
}
#difficulty-selection h2 {
    font-family: var(--font-retro);
    font-size: 20px;
    color: var(--color-ui-border);
    margin-bottom: 30px;
    text-shadow: 2px 2px #000;
}
.difficulty-options {
    display: flex;
    flex-direction: column;
    gap: 15px;
    width: 250px;
}
.difficulty-options button {
    font-family: var(--font-retro);
    font-size: 14px;
    padding: 12px 20px;
    cursor: pointer;
    border: 2px outset #aaa;
    border-radius: 5px;
    background-color: #555;
    color: var(--color-text-dark);
    transition: background-color 0.2s, transform 0.1s;
}
.difficulty-options button:hover {
    background-color: #777;
    border-color: #ccc;
    color: #fff;
}
.difficulty-options button:active {
    transform: translateY(1px);
    border-style: inset;
}
/* Difficulty specific styles */
#difficulty-easy { background-color: var(--color-positive); color: #111; border-color: #3CB371; }
#difficulty-normal { background-color: var(--color-neutral); color: #111; border-color: #6495ED; }
#difficulty-hard { background-color: var(--color-warning); color: #111; border-color: #CD853F; }
#difficulty-brutal { background-color: var(--color-negative); color: #fff; border-color: #B22222; }
#difficulty-easy:hover { background-color: #90EE90; }
#difficulty-normal:hover { background-color: #B0E0E6; }
#difficulty-hard:hover { background-color: #FFB732; }
#difficulty-brutal:hover { background-color: #FF6347; }

/* Utility class to hide elements */
.hidden {
    display: none !important;
}