body {
    margin: 0;
    font-family: "Times New Roman", Times, serif;
    background: #ffffff;
    color: #000000;
}
.page { max-width: 1200px; margin: 0 auto; padding: 20px 16px 40px; }
header h1 {
    font-family: Arial, Helvetica, sans-serif;
    font-weight: 900;
    font-style: italic;
    color: #6a0dad;
    text-shadow: 2px 2px 0 #000000;
    margin: 0 0 6px;
}
.lede { color: #333; }
a:link    { color: #0000ee; }
a:visited { color: #551a8b; }
a:hover   { color: #ee0000; }

.status {
    padding: 8px 12px;
    border: 2px solid #000;
    margin: 12px 0;
    font-family: Arial, sans-serif;
    font-size: 13px;
}
.status.loading { background: #fff3a8; }
.status.ready   { background: #b8e986; }
.status.error   { background: #ffb0b0; }

.controls {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    align-items: center;
    margin: 12px 0 20px;
    padding: 10px;
    background: #f0f0f0;
    border: 1px solid #999;
}
.controls label, .controls button, .controls input, .controls select {
    font-family: Arial, sans-serif; font-size: 13px;
}
.controls input[type=number] { width: 80px; padding: 2px 4px; }
.btn {
    display: inline-block;
    padding: 4px 10px;
    background: #ffe000;
    border: 2px outset #ffe000;
    cursor: pointer;
    font-weight: bold;
}
.btn input[type=file] { display: none; }
button {
    padding: 4px 10px;
    background: #ffe000;
    border: 2px outset #ffe000;
    cursor: pointer;
    font-weight: bold;
}
button:disabled, .btn.disabled { opacity: 0.4; cursor: not-allowed; }

.gallery {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(110px, 1fr));
    gap: 6px;
    margin: 12px 0 20px;
    padding: 10px;
    background: #f8f8f8;
    border: 1px solid #ccc;
}
.gallery .thumb {
    cursor: pointer;
    border: 2px solid #999;
    background: #000;
    padding: 2px;
    text-align: center;
}
.gallery .thumb.selected { border-color: #6a0dad; }
.gallery .thumb img { display: block; width: 100%; height: 80px; object-fit: cover; background: #000; }
.gallery .thumb .label { font-family: Arial, sans-serif; font-size: 11px; padding: 2px; color: #333; word-break: break-all; }

.canvases { display: flex; flex-wrap: wrap; gap: 16px; }
.canvases > div { flex: 1 1 380px; }
.canvases h3 { font-family: Arial, sans-serif; font-size: 14px; margin: 0 0 6px; }
canvas {
    width: 100%; max-width: 560px; height: auto;
    border: 1px solid #999; background: #000;
}

.zoom-strip {
    display: flex;
    flex-direction: column;
    gap: 8px;
    max-height: 560px;
    overflow-y: auto;
    padding: 6px;
    background: #1a1a1a;
    border: 1px solid #999;
}
.zoom-strip .zoom-card {
    border: 2px solid #6a0dad;
    background: #000;
    padding: 4px;
    text-align: center;
}
.zoom-strip .zoom-card .zlabel {
    font-family: Arial, sans-serif;
    font-size: 11px;
    color: #ffe000;
    margin-bottom: 2px;
    text-align: left;
}
.zoom-strip .zoom-card canvas {
    display: block;
    width: 100%;
    max-width: 220px;
    height: auto;
    max-height: 220px;
    object-fit: contain;
    margin: 0 auto;
    image-rendering: pixelated;
    border: 1px solid #444;
    background: #000;
}

.beams-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 14px;
    margin-top: 16px;
}
.beam-card {
    border: 2px solid #000;
    padding: 10px;
    background: #fafafa;
}
.beam-card h4 {
    font-family: Arial, sans-serif;
    margin: 0 0 6px;
    font-size: 14px;
    background: #6a0dad;
    color: #fff;
    padding: 3px 6px;
}
.beam-card canvas { display: block; width: 100%; max-width: 240px; max-height: 240px; height: auto; object-fit: contain; image-rendering: pixelated; margin: 0 auto; }
.beam-card table {
    width: 100%;
    border-collapse: collapse;
    font-family: "Courier New", monospace;
    font-size: 12px;
    margin-top: 6px;
}
.beam-card td { padding: 2px 4px; border-bottom: 1px solid #ddd; }
.beam-card td:first-child { color: #555; }
.beam-card td:last-child { text-align: right; font-weight: bold; }

footer {
    margin-top: 30px; padding-top: 10px;
    border-top: 1px solid #999;
    font-size: 13px; color: #444;
}