:root {
    --emoji-scale: 2.5;
    --primary-color: #fff;
    --background-color: #0f0f10;
    --text-color: #eee;
    --border-color: #333;
    --tile-bg-color: #1a1a1a;
    --wall-color: #444;
    --water-color: #2d7ff9;
    --fire-color: #e95454;
    --exit-color: #2e7d32;
    --player-color: #ffd54f;
    --ice-color: #1f2a33;
    --message-color: #bbb;
    --panel-bg: #161616;
    --button-bg: #222;
}

:root[data-theme="light"] {
    --primary-color: #111;
    --background-color: #fff;
    --text-color: #111;
    --border-color: #ddd;
    --tile-bg-color: #fafafa;
    --wall-color: #bbb;
    --water-color: #2d7ff9;
    --fire-color: #e95454;
    --exit-color: #2e7d32;
    --player-color: #ffd54f;
    --ice-color: #e6f2fb;
    --message-color: #555;
    --panel-bg: #f9f9f9;
    --button-bg: #f5f5f5;
}

* {
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

body {
    font-family: 'Noto Sans', system-ui, -apple-system, Segoe UI, Roboto, "Helvetica Neue", Arial, sans-serif;
    display: flex;
    flex-direction: column;
    align-items: center;
    min-height: 100vh;
    background-color: var(--background-color);
    color: var(--text-color);
    margin: 0;
    padding: 0;
    overflow-x: hidden;
    touch-action: manipulation;
}

body.dragging, body.dragging * { 
    cursor: grabbing !important;
    user-select: none !important;
}

h1 {
    color: var(--primary-color);
    margin: 10px 0;
    font-size: clamp(1rem, 4vw, 1.4rem);
    text-align: center;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
}

h2 {
    margin: 0 0 10px 0;
    color: var(--primary-color);
    font-size: 1rem;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.5);
}

/* Main layout container */
#main-layout {
    display: flex;
    flex-direction: column;
    width: 100%;
    max-width: 1400px;
    height: 100vh;
    padding: 15px;
    gap: 15px;
    margin: 0 auto;
}

/* Header area */
#header {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    flex-shrink: 0;
    padding: 0 20px;
}

#header > div {
    display: flex;
    gap: 15px;
}

/* Game area container */
#game-area {
    display: flex;
    flex: 1;
    gap: 20px;
    min-height: 0;
    position: relative;
}

/* Main game section */
#game-section {
    display: flex;
    flex-direction: column;
    flex: 1;
    min-width: 0;
    gap: 15px;
}

#game-container, #editor-container {
    display: flex;
    flex-direction: column;
    gap: 10px;
    width: 100%;
    flex: 1;
    overflow: hidden;
    position: relative;
    min-height: 300px;
}

#board-viewport, #editor-board-viewport {
    flex: 1;
    min-height: 0;
    width: 100%;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(circle at center, rgba(35, 35, 45, 0.4) 0%, rgba(15, 15, 16, 0.8) 100%);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    box-shadow: inset 0 2px 10px rgba(0, 0, 0, 0.4);
}

#game-board {
    display: grid;
    position: absolute;
    top: 0;
    left: 0;
    border: 3px solid var(--border-color);
    background-color: var(--background-color);
    transition: transform 0.1s linear;
    transform-origin: 0 0;
    touch-action: none;
    will-change: transform;
    z-index: 1;
    box-shadow: 0 8px 30px rgba(0,0,0,0.6);
    border-radius: 4px;
}

#game-board.editor-mode {
    border: 3px solid var(--primary-color);
    background-color: #1a1a1a;
    cursor: default;
}

.tile {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    line-height: 1;
    background-color: var(--tile-bg-color);
    box-sizing: border-box;
    user-select: none;
    border: 1px solid rgba(255, 255, 255, 0.05);
    overflow: hidden;
    touch-action: none;
    min-width: 0;
    min-height: 0;
    aspect-ratio: 1;
    position: relative;
}

.emoji-content {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
    user-select: none;
    pointer-events: none;
    text-rendering: optimizeSpeed;
}

.editor-mode .tile {
    border: 1px solid #444;
    cursor: pointer;
    background-color: #2a2a2a;
}

.editor-mode .tile:hover {
    background-color: #3a3a3a;
}

.editor-mode .tile::before {
    content: attr(data-tile-type);
    position: absolute;
    top: 2px;
    left: 2px;
    font-size: 8px;
    color: rgba(255, 255, 255, 0.6);
}

/* --- Tile Specific Styles --- */
.wall { background-color: var(--wall-color); }
.fish { background-color: var(--tile-bg-color); }
.water { background-color: var(--water-color); }
.fire { background-color: var(--fire-color); }
.key-red { background-color: var(--tile-bg-color); }
.door-red { background-color: #c0392b; }
.key-blue { background-color: var(--tile-bg-color); }
.door-blue { background-color: #1976d2; }
.key-yellow { background-color: var(--tile-bg-color); }
.door-yellow { background-color: #fbc02d; }
.key-green { background-color: var(--tile-bg-color); }
.door-green { background-color: #388e3c; }
.exit { background-color: var(--exit-color); }
.player { background-color: var(--player-color); border-radius: 50%; }
.ice { background-color: var(--ice-color); }
.boots-water { background-color: var(--tile-bg-color); }
.boots-fire { background-color: var(--tile-bg-color); }

/* --- Status & Message Area --- */
#status-area {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    gap: 8px 15px;
    width: 100%;
    padding: 12px 20px;
    font-size: 0.8rem;
    background-color: var(--panel-bg);
    border: 1px solid var(--border-color);
    color: var(--text-color);
    border-radius: 8px;
    z-index: 2;
    flex-shrink: 0;
}

#message-box {
    min-height: 2.5em;
    color: var(--message-color);
    text-align: center;
    font-size: 0.9rem;
    width: 100%;
    padding: 8px;
    z-index: 2;
    flex-shrink: 0;
}

/* --- Control Buttons --- */
#bottom-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 25px;
    background-color: rgba(34, 34, 34, 0.9);
    padding: 15px 20px;
    border-radius: 8px;
    width: 100%;
    z-index: 2;
    flex-shrink: 0;
    flex-wrap: wrap;
}

#controls {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-template-rows: repeat(2, 1fr);
    gap: 8px;
    align-items: center;
    z-index: 2;
    width: 320px;
}

/* Grid layout for controls */
#btn-up { grid-column: 2; grid-row: 1; }
#btn-left { grid-column: 1; grid-row: 2; }
#btn-reset-view { grid-column: 2; grid-row: 2; }
#btn-right { grid-column: 3; grid-row: 2; }
#btn-down { grid-column: 4; grid-row: 2; }
#btn-toggle-map-view { grid-column: 1; grid-row: 1; }
#btn-zoom-in { grid-column: 3; grid-row: 1; }
#btn-zoom-out { grid-column: 4; grid-row: 1; }

button {
    font-family: 'Press Start 2P', cursive;
    border: 1px solid var(--border-color);
    background: var(--button-bg);
    color: var(--text-color);
    border-radius: 8px;
    cursor: pointer;
    transition: background 0.2s, transform 0.1s;
    box-shadow: none;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.7);
    outline: none;
    touch-action: manipulation;
}

button:active {
    background: #eaeaea;
    transform: scale(0.97);
    box-shadow: none;
}

button:focus {
    border-color: var(--primary-color);
}

#controls button {
    font-size: 1rem;
    padding: 12px;
    min-width: 50px;
    min-height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
}

/* --- Level Menu Sidebar --- */
#level-sidebar {
    display: flex;
    flex-direction: column;
    width: 140px;
    max-height: 100%;
    overflow-y: auto;
    padding: 15px;
    background-color: var(--panel-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    z-index: 3;
    flex-shrink: 0;
}

#level-menu {
    display: flex;
    flex-direction: column;
    gap: 8px;
    align-items: stretch;
}

#level-menu button {
    font-size: 0.75rem;
    padding: 10px 8px;
    white-space: nowrap;
    text-align: center;
}

#level-menu button:hover {
    background: linear-gradient(to bottom, #777, #555);
}

/* --- Editor Styles --- */
#editor-container {
    margin-top: 0;
    padding: 20px;
    border: 1px solid var(--border-color);
    background-color: var(--panel-bg);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
    width: 100%;
    z-index: 2;
}

#editor-toolbar {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 15px;
    width: 100%;
}

#editor-toolbar span {
    align-self: center;
    margin-right: 10px;
    font-size: 0.85rem;
}

#editor-toolbar .tool-button,
#editor-controls button {
    font-size: 0.75rem;
    padding: 8px 12px;
    border: 1px solid #666;
}

#editor-toolbar .tool-button.selected {
    background: linear-gradient(to bottom, var(--primary-color), #0a0);
    color: #111;
    border-color: #fff;
}

#editor-toolbar .tool-button:hover,
#editor-controls button:hover {
    background: linear-gradient(to bottom, #666, #555);
}

#editor-toolbar .tool-button.selected:hover {
    background: linear-gradient(to bottom, #3f3, #1c1);
}

#editor-controls {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    align-items: center;
    justify-content: center;
    width: 100%;
    padding: 15px;
    background-color: #333;
    border-radius: 8px;
}

#editor-controls label {
    font-size: 0.8rem;
}

#editor-controls input[type="number"] {
    font-family: 'Press Start 2P', cursive;
    width: 50px;
    padding: 4px;
    background-color: #222;
    color: var(--text-color);
    border: 1px solid #666;
    border-radius: 3px;
    font-size: clamp(0.6rem, 1.8vw, 0.7rem);
    text-align: center;
}

#editor-brush-indicator {
    font-size: 0.8rem;
    color: var(--primary-color);
    margin-left: 15px;
    background-color: #222;
    padding: 6px 12px;
    border-radius: 4px;
    border: 1px solid #444;
}

#toggle-editor {
    font-size: 0.85rem;
    padding: 10px 20px;
    border: 1px solid var(--border-color);
    background: #f0f0f0;
    color: var(--text-color);
}

#toggle-editor:hover {
    background: linear-gradient(to bottom, #555, #333);
    color: #3f3;
}

/* --- Tutorial Overlay --- */
#tutorial-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: rgba(0, 0, 0, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    backdrop-filter: blur(5px);
}

#tutorial-content {
    background-color: var(--background-color);
    border: 2px solid var(--border-color);
    border-radius: 12px;
    padding: 30px;
    max-width: 600px;
    width: 90%;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.8);
}

#tutorial-content h2 {
    color: var(--primary-color);
    margin-bottom: 20px;
    font-size: clamp(1.2rem, 4vw, 1.6rem);
}

#tutorial-step {
    color: var(--text-color);
    font-size: clamp(0.8rem, 3vw, 1rem);
    line-height: 1.6;
    margin-bottom: 25px;
    min-height: 150px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 15px;
}

#tutorial-controls {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
}

#tutorial-controls button {
    font-size: clamp(0.7rem, 2.5vw, 0.9rem);
    padding: 10px 20px;
    background: linear-gradient(to bottom, #555, #333);
    border: 2px solid var(--border-color);
    min-width: 100px;
}

#tutorial-controls button:hover {
    background: linear-gradient(to bottom, #666, #444);
}

#tutorial-skip {
    background: linear-gradient(to bottom, #c0392b, #a93226) !important;
    border-color: #e74c3c !important;
}

#tutorial-skip:hover {
    background: linear-gradient(to bottom, #e74c3c, #c0392b) !important;
}

.tutorial-highlight {
    display: inline-block;
    font-size: 2em;
    margin: 0 10px;
    vertical-align: middle;
}

/* --- Media Queries --- */
@media (max-width: 768px) {
    #main-layout {
        padding: 5px;
        gap: 5px;
    }

    #game-area {
        flex-direction: column;
        gap: 10px;
    }

    #level-sidebar {
        width: 100%;
        max-height: 150px;
        order: 2;
        padding: 8px;
    }

    #level-menu {
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
        gap: 3px;
    }

    #level-menu button {
        flex: 0 0 auto;
        min-width: 70px;
        padding: 6px 4px;
    }

    #game-section {
        order: 1;
    }

    #controls {
        grid-template-columns: repeat(3, 1fr);
        grid-template-rows: repeat(3, 1fr);
        gap: 3px;
        max-width: 240px;
    }
    
    /* Adjust grid for mobile */
    #btn-up { grid-column: 2; grid-row: 1; }
    #btn-left { grid-column: 1; grid-row: 2; }
    #btn-reset-view { grid-column: 2; grid-row: 2; }
    #btn-right { grid-column: 3; grid-row: 2; }
    #btn-down { grid-column: 2; grid-row: 3; }
    #btn-toggle-map-view { grid-column: 1; grid-row: 1; }
    #btn-zoom-in { grid-column: 3; grid-row: 1; }
    #btn-zoom-out { grid-column: 1; grid-row: 3; }

    #controls button {
        min-width: 36px;
        min-height: 36px;
        padding: 6px;
    }

    #bottom-controls {
        gap: 10px;
        padding: 8px;
    }

    #status-area {
        gap: 3px 8px;
        padding: 6px;
    }

    h1 {
        margin: 5px 0;
    }
}

@media (max-width: 480px) {
    #main-layout {
        padding: 3px;
    }

    #controls button {
        min-width: 32px;
        min-height: 32px;
        padding: 4px;
        font-size: clamp(0.6rem, 2.5vw, 1rem);
    }

    #level-menu button {
        min-width: 60px;
        padding: 4px 2px;
    }

    #status-area {
        padding: 4px;
        gap: 2px 5px;
    }

    #bottom-controls {
        padding: 6px;
        gap: 8px;
    }
}

@media (max-height: 600px) {
    h1 {
        margin: 5px 0;
        font-size: 1rem;
    }

    #main-layout {
        gap: 5px;
        padding: 5px;
    }

    #status-area {
        padding: 4px;
    }

    #message-box {
        min-height: 1.5em;
    }

    #controls button {
        min-width: 32px;
        min-height: 32px;
        padding: 4px;
    }

    #level-sidebar {
        max-height: 120px;
    }
}

/* Landscape orientation optimizations */
@media (orientation: landscape) and (max-height: 600px) {
    #game-area {
        flex-direction: row;
    }

    #level-sidebar {
        width: 100px;
        max-height: 100%;
        order: initial;
    }

    #level-menu {
        flex-direction: column;
    }

    #level-menu button {
        min-width: auto;
        width: 100%;
    }
    
    #controls {
        grid-template-columns: repeat(4, 1fr);
        grid-template-rows: repeat(2, 1fr);
    }
    
    /* Reset to desktop layout for landscape */
    #btn-up { grid-column: 2; grid-row: 1; }
    #btn-left { grid-column: 1; grid-row: 2; }
    #btn-reset-view { grid-column: 2; grid-row: 2; }
    #btn-right { grid-column: 3; grid-row: 2; }
    #btn-down { grid-column: 4; grid-row: 2; }
    #btn-toggle-map-view { grid-column: 1; grid-row: 1; }
    #btn-zoom-in { grid-column: 3; grid-row: 1; }
    #btn-zoom-out { grid-column: 4; grid-row: 1; }
}