body {
    margin: 0;
    padding: 0;
    background: #000;
    font-family: 'Orbitron', sans-serif;
    font-size: 14px;
    color: #fff;
}

header,
footer {
    background: linear-gradient(to right, #111111, #222222);
    color: #FFAC43;
    padding: 10px;
    text-align: center;
    font-size: 18px;
    border-bottom: 1px solid #333;
    text-transform: uppercase;
    letter-spacing: 2px;
    box-shadow: 0 0 10px #FFAC43;
}

h1 {
    margin: 0;
    font-size: 20px;
}

.toolbar {
    background-color: #111;
    border: 1px solid #333;
    padding: 10px;
    display: flex;
    gap: 10px;
    justify-content: center;
    box-shadow: 0 0 10px #FFAC43;
}

main {
    background: #0a0a0a;
    padding: 20px;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    max-width: 1300px;
    margin: 0 auto;
    gap: 10px;
    box-sizing: border-box;
}

canvas {
    border: 2px solid #FFAC43;
    background-color: transparent;
    box-shadow: 0 0 12px #FFAC43;
}

button {
    background: #1a1a1a;
    color: #FFAC43;
    border: 1px solid #FFAC43;
    padding: 6px 12px;
    cursor: pointer;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all 0.2s ease;
}

button:hover {
    background: #FFAC43;
    color: #000;
    transform: scale(1.05);
}

button:active {
    transform: scale(0.95);
}

input[type="range"] {
    accent-color: #FFAC43;
    width: 100%;
}

#layersPanel,
.skins-panel {
    background-color: #111;
    width: 220px;
    padding: 10px;
    border: 1px solid #FFAC43;
    box-shadow: 0 0 10px #FFAC43;
    font-size: 13px;
    color: #FFAC43;
    text-transform: uppercase;
}

#layerList {
    list-style-type: none;
    padding: 0;
    max-height: 500px;
    overflow-y: auto;
    background: #0d0d0d;
}

#layerList li {
    background-color: #1a1a1a;
    margin: 4px 0;
    padding: 6px;
    border: 1px solid #FFAC43;
    cursor: pointer;
}

#layerList li.selected {
    background-color: #FFAC43;
    color: #000;
    font-weight: bold;
}

.skin-gallery {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    /* два в ряд */
    gap: 6px;
    overflow-y: auto;
    overflow-x: hidden;
    max-height: calc(4 * 80px + 3 * 6px);
    /* 4 строки по 80px + 3 промежутка */
    padding-right: 4px;
}

.skin-gallery img {
    width: 100%;
    height: auto;
    border: 2px solid #ffac43;
    box-shadow: 0 0 5px #ffac43;
    cursor: pointer;
    background: #000;
}


.skin-gallery img:hover {
    transform: scale(1.05);
    box-shadow: 0 0 12px #FFAC43;
}

.app-container {
    max-width: 1300px;
    margin: 0 auto;
    padding: 10px;
    background: #000;
    box-shadow: 0 0 20px #FFAC43 inset;
}

.layer-settings {
    background: #111;
    padding: 10px;
    border: 1px solid #FFAC43;
    font-size: 13px;
    color: #FFAC43;
}

.layer-settings label {
    display: block;
    margin: 8px 0;
}

.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 172, 67, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(8px);
}

.modal.hidden {
    display: none;
}

.modal-content {
    background: #000;
    padding: 20px;
    border: 1px solid #FFAC43;
    color: #FFAC43;
    text-align: center;
    box-shadow: 0 0 12px #FFAC43;
}

.canvas-wrapper {
    position: relative;
    background-color: transparent;
    background-image:
        linear-gradient(45deg, #1a1a1a 25%, transparent 25%),
        linear-gradient(-45deg, #1a1a1a 25%, transparent 25%),
        linear-gradient(45deg, transparent 75%, #1a1a1a 75%),
        linear-gradient(-45deg, transparent 75%, #1a1a1a 75%);
    background-size: 20px 20px;
    background-position: 0 0, 0 10px, 10px -10px, -10px 0px;
    padding: 0px;
}

.skin-category {
    margin-bottom: 10px;
    border: 1px solid #444;
}

.category-title {
    background: #111;
    padding: 5px;
    cursor: pointer;
    font-weight: bold;
    text-transform: uppercase;
    border-bottom: 1px solid #444;
}

.skin-gallery.collapsed {
    display: none;
}