:root {
    --sidebar-w: 320px
}

html,
body {
    height: 100%;
    margin: 0;
    font-family: Inter, Segoe UI, Roboto, Helvetica, Arial
}

#app {
    display: flex;
    height: 100vh;
    overflow: hidden
}

#canvas-wrap {
    flex: 1;
    position: relative;
    background: #111
}

canvas {
    display: block;
    width: 100%;
    height: 100%
}

#sidebar {
    width: var(--sidebar-w);
    background: #0f1720;
    color: #e6eef6;
    padding: 12px;
    box-sizing: border-box;
    overflow: auto
}

h2 {
    margin: 4px 0 10px;
    font-size: 16px
}

h3 {
    margin: 4px 0;
    padding: 0
}

label {
    display: block;
    margin-top: 8px;
    font-size: 13px
}

.row {
    display: flex;
    gap: 8px;
    align-items: center
}

input[type=range] {
    width: 100%
}

input[type=number] {
    background-color: #1e1e1e;
    color: #efefef;
    border: 1px solid #555;
    border-radius: 6px;
    padding: 6px;
    font-family: monospace;
    font-size: 13px;
    resize: vertical;
    width: 100%;
    box-sizing: border-box;
    margin-top: 6px;
    margin-bottom: 8px;
    width: 70px;
}

select,
button {
    margin-top: 8px;
    padding: 8px;
    border-radius: 6px;
    border: none;
    background: #2563eb;
    color: white;
    cursor: pointer
}

.muted {
    color: #9fb0c8;
    font-size: 13px
}

.info {
    background: #071624;
    padding: 8px;
    border-radius: 6px;
    margin-top: 8px;
    font-family: monospace;
    font-size: 13px
}

.controls {
    margin-top: 6px
}

.section {
    margin-bottom: 12px
}

.select-info {
    background: #071624;
    padding: 2px;
    border-radius: 6px;
    font-size: 13px
}

a.download-link {
    color: #9fe7ff;
    display: inline-block;
    margin-top: 6px
}

.footer {
    margin-top: 12px;
    font-size: 12px;
    color: #9fb0c8
}

.sel-verts {
    overflow-wrap: anywhere;
}

#status {
    margin-top: 8px;
    padding: 8px;
    border-radius: 6px;
    background: #221a11;
    color: #ffd;
}

#crosshair {
    position: absolute;
    left: 50%;
    top: 50%;
    width: 16px;
    height: 16px;
    margin-left: -8px;
    margin-top: -8px;
    pointer-events: none;
    z-index: 10;
}

#crosshair::before,
#crosshair::after {
    content: '';
    position: absolute;
    background: white;
}

#crosshair::before {
    left: 7px;
    top: 0;
    width: 2px;
    height: 16px;
}

#crosshair::after {
    top: 7px;
    left: 0;
    width: 16px;
    height: 2px;
}

#mapDropdown {
    min-width: 200px;
    max-width: 250px;
    box-sizing: border-box;
}

#file {
    border-radius: 6px;
    padding-top: 8px;
    font-family: monospace;
    font-size: 13px;
}

#file::file-selector-button {
    background-color: #2564eb;
    /* button background */
    color: #fff;
    /* button text */
    border: none;
    border-radius: 4px;
    padding: 6px 10px;
    margin-right: 8px;
    cursor: pointer;
    transition: background-color 0.2s ease;
}

#selectionListEl {
    background-color: #1e1e1e;
    color: #efefef;
    border: 1px solid #555;
    border-radius: 6px;
    padding: 6px;
    font-family: monospace;
    font-size: 13px;
    resize: vertical;
    width: 100%;
    box-sizing: border-box;
    margin-top: 6px;
    margin-bottom: 8px;
}

.dropdown {
    position: relative;
    display: inline-block;
    font-family: sans-serif;
}

.dropdown-btn {
    padding: 6px 12px;
    cursor: pointer;
}

.dropdown-content {
    display: none;
    position: absolute;
    background: #222;
    color: #fff;
    padding: 10px;
    border: 1px solid #444;
    min-width: 200px;
    z-index: 1000;
}

.dropdown-content label {
    display: block;
    margin: 4px 0;
    cursor: pointer;
}

.dropdown.show .dropdown-content {
    display: block;
}