:root {
  --bg: #152227;
  --panel: #1c2d31;
  --border: #2c444a;
  --cream: #edf2e9;
  --muted: #b6c4bc;
  --lime: #c8e6a0;
  --gold: #e5ce8e;
  --ink: #101b1f;
  --sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --serif: Georgia, "Times New Roman", serif;
}
*, *::before, *::after { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--cream);
  font: 16px/1.5 var(--sans);
}
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}
.wrap { max-width: 1040px; margin: 0 auto; padding: 0 1rem; }
a { color: var(--lime); text-underline-offset: 0.2em; }
a:hover { color: var(--gold); }
:focus-visible { outline: 2px solid var(--gold); outline-offset: 2px; }

.site-header { border-bottom: 1px solid var(--border); background: var(--panel); }
.bar { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 0.75rem; padding: 0.85rem 1rem; }
.brand { font: 700 1.25rem/1 var(--serif); letter-spacing: 0.06em; color: var(--cream); text-decoration: none; }
.site-header nav { display: flex; gap: 1.25rem; flex-wrap: wrap; }
.site-header nav a { text-decoration: none; font-weight: 600; color: var(--cream); }
.site-header nav a[aria-current="page"] { color: var(--lime); border-bottom: 2px solid var(--lime); padding-bottom: 0.15rem; }

.hero { padding: 1.5rem 0 0.75rem; }
h1, h2 { font-family: var(--serif); margin: 0; font-weight: 700; }
h1 { font-size: clamp(1.65rem, 3.5vw, 2.25rem); color: var(--cream); }
h2 { font-size: 1.15rem; color: var(--gold); }
.subtitle { margin: 0.25rem 0 0; color: var(--muted); font-size: 1.05rem; }

.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1.1rem;
  margin-bottom: 1rem;
}
.panel-head {
  display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between;
  gap: 0.5rem; margin-bottom: 0.75rem;
}
.hint, .counts { font-size: 0.9rem; color: var(--muted); }

textarea, select, input[type="file"], button {
  font: inherit; color: var(--cream); background: var(--bg);
  border: 1px solid var(--border); border-radius: 6px; padding: 0.5rem 0.65rem;
}
textarea { width: 100%; resize: vertical; min-height: 8rem; font-family: ui-monospace, SFMono-Regular, Consolas, monospace; font-size: 0.92rem; }
input[type="checkbox"] { width: 1.05rem; height: 1.05rem; accent-color: var(--lime); vertical-align: middle; }

.checks { display: flex; flex-wrap: wrap; gap: 0.65rem 1.5rem; margin: 0.65rem 0; font-size: 0.95rem; }
.checks label { display: inline-flex; align-items: center; gap: 0.45rem; cursor: pointer; }

.import-bar, .toolbar {
  display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between;
  gap: 0.75rem; margin-top: 0.75rem;
}
.file-group, .col-group, .sym-group { display: flex; flex-direction: column; gap: 0.25rem; font-size: 0.88rem; color: var(--muted); }
.sym-group { min-width: 0; max-width: 100%; }
.sym-group select { min-width: 0; max-width: 100%; width: 100%; }
.sym-group .hint { overflow-wrap: anywhere; }
.file-group input[type="file"] { max-width: 100%; padding: 0.35rem; }
.actions { display: flex; flex-wrap: wrap; gap: 0.5rem; }

button { cursor: pointer; font-weight: 600; background: #23383d; }
button:hover:not(:disabled) { border-color: var(--lime); color: var(--lime); }
button.btn-primary { background: var(--lime); color: var(--ink); border-color: var(--lime); }
button.btn-primary:hover:not(:disabled) { background: var(--gold); border-color: var(--gold); color: var(--ink); }
button:disabled { opacity: 0.45; cursor: not-allowed; }

#message { margin: 0.6rem 0 0; min-height: 1.25em; color: var(--gold); font-size: 0.92rem; }
.plan-note {
  margin: 0.75rem 0; padding: 0.55rem 0.75rem; border-left: 3px solid var(--gold);
  background: rgba(21, 34, 39, 0.6); color: var(--cream); font-size: 0.9rem;
}
.results-list {
  display: grid; gap: 0.4rem; max-height: 18rem; overflow-y: auto;
  border-top: 1px solid var(--border); padding-top: 0.65rem;
}
.results-list > * {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between;
  gap: 0.5rem; padding: 0.45rem 0.6rem; background: var(--bg); border: 1px solid var(--border); border-radius: 5px;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
  gap: 0.85rem;
}
.card-grid > * {
  background: var(--cream); color: var(--ink); border: 1px solid var(--border);
  border-radius: 6px; padding: 0.75rem; display: flex; flex-direction: column;
  align-items: center; text-align: center; gap: 0.45rem; break-inside: avoid;
}
.card-grid .carrier, .card-grid header, .card-grid strong, .card-grid figcaption {
  font-size: 0.75rem; font-weight: 700; letter-spacing: 0.05em; text-transform: uppercase;
  color: var(--bg); width: 100%; border-bottom: 1px solid #cfd8cc; padding-bottom: 0.3rem;
}
.card-grid img, .card-grid canvas, .card-grid svg { max-width: 100%; height: auto; display: block; margin: 0.25rem auto; }
.card-grid code, .card-grid .code-value { font-family: ui-monospace, SFMono-Regular, Consolas, monospace; font-size: 0.88rem; word-break: break-all; color: var(--ink); }

.site-footer { padding: 1rem 1rem 2.5rem; color: var(--muted); font-size: 0.88rem; border-top: 1px solid var(--border); }
.site-footer nav { display: flex; flex-wrap: wrap; gap: 1.25rem; margin-top: 0.5rem; }

@media (max-width: 600px) {
  .import-bar, .toolbar, .actions { width: 100%; }
  .actions button, .file-group, .sym-group { flex: 1 1 auto; }
}
@media print {
  body { background: #fff; color: #000; }
  .site-header, .hero, .panel:not(:last-of-type), .panel-head, .site-footer { display: none !important; }
  .panel { border: 0; padding: 0; background: transparent; }
  .card-grid { grid-template-columns: repeat(2, 1fr); gap: 0.5in; }
  .card-grid > * { border: 1px solid #000; background: #fff; }
  .card-actions, .no-print { display: none !important; }
}
.notice.error, #message.error { color: #ffb2ac; }
.result { justify-content: flex-start; align-items: flex-start; flex-wrap: nowrap; }
.result > span { min-width: 0; display: grid; gap: .2rem; }
.result code { overflow-wrap: anywhere; }
.result small { color: var(--muted); }
.result strong { font-size: .75rem; letter-spacing: .035em; }
.result.recognized { border-left: 3px solid var(--lime); }
.result.review { border-left: 3px solid var(--gold); }
.result.invalid { border-left: 3px solid #ffb2ac; }
.paging, .card-actions { display: flex; gap: .5rem; flex-wrap: wrap; margin: .5rem 0; }
.paging[hidden] { display:none; }
.barcode-card h3 { font: 700 .75rem/1.4 var(--sans); margin: 0; }
.barcode-card { min-width: 0; }
.barcode-card h3, .barcode-card p { overflow-wrap: anywhere; }
.barcode-card code { white-space:pre-wrap; }
.card-grid :focus-visible { outline-color: var(--ink); }
.result input[type="checkbox"] { flex-shrink: 0; }
.barcode-card p { margin: 0; font-size: .8rem; }
.barcode-card img { image-rendering: pixelated; background: white; padding: 8px; max-height: 180px; object-fit: contain; }
.barcode-card .card-actions button { font-size: .8rem; }
#output > .barcode-card:only-child { grid-column:1/-1; width:100%; max-width:680px; justify-self:center; }
#output > .barcode-card:only-child img { width:100%; max-height:260px; }
.barcode-main { max-width:1240px; }
.barcode-workspace { display:grid; grid-template-columns:minmax(0,1.15fr) minmax(0,1fr); grid-template-areas:"input image" "review image"; gap:20px; align-items:start; margin-bottom:24px; }
.barcode-workspace > .panel { min-width:0; margin-bottom:0; }
.barcode-workspace > [aria-labelledby="step-input"] { grid-area:input; }
.barcode-workspace > [aria-labelledby="step-select"] { grid-area:review; }
.barcode-workspace > [aria-labelledby="step-output"] { grid-area:image; position:sticky; top:20px; }
.barcode-workspace #output { grid-template-columns:minmax(0,1fr); max-height:65vh; overflow-y:auto; overscroll-behavior:contain; scrollbar-gutter:stable; padding:3px; scroll-snap-type:y proximity; }
.barcode-workspace .barcode-card { scroll-snap-align:start; }
.barcode-card .barcode-number { width:100%;margin:0 0 8px;border-bottom:1px solid #b6c4bc;padding-bottom:8px;color:var(--ink);font:700 1.2rem/1.4 var(--sans); }
.barcode-workspace .file-group { min-width:0;max-width:100%; }
.barcode-workspace .file-group input { width:100%;min-width:0; }
@media(max-width:900px){.barcode-workspace{grid-template-columns:minmax(0,1fr);grid-template-areas:"input" "image" "review";}.barcode-workspace > [aria-labelledby="step-output"] {position:static;}}
@media (max-width: 600px) { .file-group, .file-group input { min-width: 0; width: 100%; } .card-grid { grid-template-columns: minmax(0, 1fr); } }
@media print { .card-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } .barcode-card img { max-width: 80mm; max-height: 45mm; } .barcode-card { page-break-inside: avoid; } .card-actions, .no-print, #output > :not(.barcode-card) { display: none !important; } }
@media print { .barcode-workspace {display:block!important;} .barcode-workspace > .panel:not([aria-labelledby="step-output"]) {display:none!important;} .barcode-workspace > .panel[aria-labelledby="step-output"] {display:block!important;position:static;} .barcode-workspace #output {max-height:none;overflow:visible;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));} #image-set-controls,#image-count {display:none!important;} }