/* RGT Tool Inventory - minimal responsive CSS, mobile-first */

:root {
  --bg: #0f1419;
  --bg-elev: #1a2028;
  --bg-elev2: #232b35;
  --fg: #e6edf3;
  --fg-dim: #8b949e;
  --accent: #ff8c00;
  --accent-hover: #ffa733;
  --ok: #3fb950;
  --warn: #d29922;
  --err: #f85149;
  --border: #30363d;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  font-size: 16px;
  line-height: 1.5;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); text-decoration: underline; }

.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  background: var(--bg-elev);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 10;
}

.header .brand {
  font-weight: 600;
  font-size: 18px;
  color: var(--fg);
}

.header nav a {
  margin-left: 12px;
  color: var(--fg-dim);
  font-size: 14px;
}
.header nav a:hover { color: var(--accent); }

.container {
  max-width: 900px;
  margin: 0 auto;
  padding: 16px;
}

.kiosk .container { max-width: 100%; padding: 24px; }
.kiosk .btn, .kiosk input[type="number"] { font-size: 22px; padding: 16px; }

h1, h2, h3 { margin: 0 0 12px; color: var(--fg); }
h1 { font-size: 24px; }
h2 { font-size: 20px; margin-top: 20px; }
h3 { font-size: 16px; color: var(--fg-dim); text-transform: uppercase; letter-spacing: 0.5px; }

.card {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 16px;
  margin-bottom: 16px;
}

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

.btn {
  display: inline-block;
  padding: 10px 16px;
  background: var(--bg-elev2);
  color: var(--fg);
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 15px;
  cursor: pointer;
  text-align: center;
  min-height: 44px;
}
.btn:hover { background: var(--border); color: var(--fg); text-decoration: none; }
.btn.primary { background: var(--accent); color: #0f1419; border-color: var(--accent); font-weight: 600; }
.btn.primary:hover { background: var(--accent-hover); border-color: var(--accent-hover); color: #0f1419; }
.btn.danger { background: transparent; color: var(--err); border-color: var(--err); }
.btn.danger:hover { background: var(--err); color: #0f1419; }
.btn.big { font-size: 20px; padding: 16px 24px; min-height: 64px; min-width: 64px; }
.btn.huge { font-size: 32px; padding: 24px; min-height: 96px; min-width: 96px; }

input, select, textarea {
  width: 100%;
  padding: 10px 12px;
  background: var(--bg-elev2);
  color: var(--fg);
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 16px;
  font-family: inherit;
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--accent);
}
label {
  display: block;
  margin: 12px 0 6px;
  color: var(--fg-dim);
  font-size: 14px;
}

.flash {
  padding: 10px 14px;
  border-radius: 6px;
  margin-bottom: 12px;
  border: 1px solid transparent;
}
.flash.success { background: rgba(63, 185, 80, 0.15); border-color: var(--ok); color: var(--ok); }
.flash.error { background: rgba(248, 81, 73, 0.15); border-color: var(--err); color: var(--err); }

.tag {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 12px;
  background: var(--bg-elev2);
  color: var(--fg-dim);
}
.tag.low { background: rgba(248, 81, 73, 0.2); color: var(--err); }
.tag.ok { background: rgba(63, 185, 80, 0.2); color: var(--ok); }

.qty-display {
  font-size: 48px;
  font-weight: 700;
  text-align: center;
  padding: 16px;
  background: var(--bg-elev2);
  border-radius: 8px;
  margin: 16px 0;
}

.qty-controls {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin-bottom: 16px;
}
.qty-controls .btn { font-size: 22px; min-height: 64px; }

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
th, td {
  text-align: left;
  padding: 8px;
  border-bottom: 1px solid var(--border);
}
th { color: var(--fg-dim); font-weight: 600; text-transform: uppercase; font-size: 12px; }

.dim { color: var(--fg-dim); font-size: 14px; }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 600px) { .grid-2 { grid-template-columns: 1fr; } }

#scan-reader { width: 100%; max-width: 500px; margin: 0 auto; background: #000; border-radius: 8px; overflow: hidden; }
#scan-status { text-align: center; margin: 12px 0; min-height: 24px; }

.big-action-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin: 16px 0;
}
.big-action-grid .btn { min-height: 80px; font-size: 18px; }

footer {
  text-align: center;
  padding: 24px 16px;
  color: var(--fg-dim);
  font-size: 12px;
}

/* Uniform image display. All tool pictures live inside .tool-image-frame so
 * they share the same display box regardless of aspect ratio. */
.tool-image-frame {
  aspect-ratio: 4 / 3;
  width: 100%;
  background: var(--bg-elev2);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}
.tool-image-frame img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  display: block;
}

/* Small square thumbnail for tool lists */
.tool-thumb {
  width: 48px;
  height: 48px;
  background: var(--bg-elev2);
  border: 1px solid var(--border);
  border-radius: 4px;
  overflow: hidden;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  vertical-align: middle;
}
.tool-thumb img {
  max-width: 100%;
  max-height: 100%;
  object-fit: cover;
  display: block;
}
.tool-thumb.empty {
  color: var(--fg-dim);
  font-size: 10px;
}

/* Color-coded bin swatches */
.bin-swatch {
  display: inline-block;
  width: 14px;
  height: 14px;
  border-radius: 3px;
  border: 1px solid var(--border);
  vertical-align: middle;
  margin-right: 4px;
}
.bin-swatch.large {
  width: 22px;
  height: 22px;
  border-radius: 4px;
}
.bin-swatch.empty {
  background: transparent;
  border-style: dashed;
  opacity: 0.5;
}
.bin-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 2px 8px 2px 4px;
  border-radius: 4px;
  background: var(--bg-elev2);
  color: var(--fg);
  font-size: 12px;
  vertical-align: middle;
}
.bin-pill .bin-swatch {
  margin-right: 0;
}

/* Deleted/inactive rows in the tool list */
tr.inactive {
  opacity: 0.5;
}
tr.inactive td:first-child::after {
  content: " (deleted)";
  color: var(--err);
  font-style: italic;
  font-size: 11px;
}