:root {
  --ink: #1a1814;
  --paper: #f3efe4;
  --line: #d7d0c0;
  --accent: #2c5f3a;
  --warn: #8a5a12;
  --bad: #8b2e2e;
  --ok: #2c5f3a;
  --muted: #6b6558;
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--paper); color: var(--ink); font: 15px/1.45 "Iowan Old Style", "Palatino Linotype", Palatino, serif; }
header {
  display: flex; justify-content: space-between; gap: 16px; align-items: flex-end;
  padding: 28px 24px 8px; max-width: 960px; margin: 0 auto;
}
h1 { margin: 0; font-size: 28px; letter-spacing: -0.03em; }
h1 span { font-weight: 400; color: var(--muted); }
.sub { margin: 4px 0 0; color: var(--muted); font-size: 14px; }
h2 { margin: 0 0 12px; font-size: 16px; }
.caps { display: flex; gap: 8px; flex-wrap: wrap; }
.pill { font: 12px/1 ui-monospace, Menlo, monospace; padding: 6px 8px; border: 1px solid var(--line); border-radius: 999px; background: #fff; }
.pill.ok { border-color: #9cbaa3; color: var(--ok); }
.pill.warn { border-color: #e0c48a; color: var(--warn); }
.pill.bad { border-color: #e0a8a8; color: var(--bad); }
.banner {
  max-width: 960px; margin: 8px auto; padding: 12px 16px;
  background: #f3d9b0; border: 1px solid #e0c48a; border-radius: 10px;
  color: #5c3b0a; font-weight: 600;
}
.banner a { color: inherit; }
dialog { border: 1px solid var(--line); border-radius: 12px; padding: 18px; max-width: 420px; }
dialog::backdrop { background: rgba(0,0,0,.35); }
.status { max-width: 960px; margin: 8px auto 16px; padding: 0 24px; font-weight: 600; }
.status[data-kind="ok"] { color: var(--ok); }
.status[data-kind="bad"] { color: var(--bad); }
main { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; max-width: 960px; margin: 0 auto; padding: 0 24px; }
.card { background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 16px; }
.row { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 10px; align-items: center; }
button, select, input[type="file"] { font: inherit; }
button {
  background: var(--ink); color: var(--paper); border: 0; border-radius: 8px;
  padding: 8px 12px; cursor: pointer;
}
button.ghost { background: transparent; color: var(--ink); border: 1px solid var(--line); }
button.primary { background: var(--accent); }
button:disabled { opacity: 0.4; cursor: not-allowed; }
.meta { color: var(--muted); font-size: 13px; margin: 0; }
label { display: flex; flex-direction: column; gap: 4px; font-size: 13px; color: var(--muted); }
label.check { flex-direction: row; align-items: center; gap: 6px; color: var(--ink); }
.drop {
  display: block; border: 1px dashed var(--line); border-radius: 10px; padding: 18px; text-align: center;
  margin-bottom: 12px; cursor: pointer; color: var(--muted);
}
.drop.over { background: #f7f3e8; }
.drop input { display: none; }
.bar { height: 8px; background: #eee8da; border-radius: 99px; overflow: hidden; }
.bar i { display: block; height: 100%; width: 0; background: var(--accent); }
.previews { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; max-width: 960px; margin: 16px auto; padding: 0 24px; }
figure { margin: 0; background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 12px; }
figcaption { font-size: 13px; color: var(--muted); margin-bottom: 8px; }
canvas { width: 100%; height: auto; image-rendering: pixelated; background: #111; border-radius: 6px; min-height: 120px; }
.log-card { max-width: 960px; margin: 0 auto 24px; }
.log { font: 12px/1.5 ui-monospace, Menlo, monospace; height: 320px; overflow: auto; background: #1a1814; color: #efe8d6; padding: 10px; border-radius: 8px; white-space: pre-wrap; word-break: break-all; }
.log .ok { color: #9dcea8; }
.log .bad { color: #f0a3a3; }
.log .warn { color: #e6c37a; }
.nfc-out:not(:empty) { display: block; white-space: pre-wrap; font: 12px/1.4 ui-monospace, Menlo, monospace; background: #f7f3e8; padding: 8px; border-radius: 8px; }
footer { max-width: 960px; margin: 0 auto 32px; padding: 0 24px; color: var(--muted); font-size: 12px; }
@media (max-width: 720px) {
  main, .previews { grid-template-columns: 1fr; }
  header { flex-direction: column; align-items: flex-start; }
}