/* app.css — LX58 Invoice Scanner
   Design: paper-light, single teal accent, Archivo display / Inter body.
   Signature element: the rubber-stamp motif (hero + actual overlay stamp). */

:root {
  /* gold voxel palette — after the copier artwork */
  --paper: #f4e7c8;
  --card: #fcf4de;
  --ink: #3a2c14;
  --muted: #8a7752;
  --line: #e4d0a2;
  --teal: #b9821a;       /* accent role, now deep gold */
  --teal-deep: #96660f;
  --stamp-ink: #0f6b5f;  /* the physical stamp stays teal ink */
  --danger: #a63d2f;
  --radius: 14px;
  --shadow: 0 1px 3px rgba(90, 60, 10, .10), 0 6px 20px rgba(90, 60, 10, .08);
}
@media (prefers-color-scheme: dark) {
  :root {
    --paper: #241c0e; --card: #33280f; --ink: #f2e5c4; --muted: #ab9668;
    --line: #4c3d1c; --teal: #e0a32e; --teal-deep: #c78b1d;
    --stamp-ink: #3aa593;
    --shadow: 0 1px 3px rgba(0,0,0,.45), 0 6px 20px rgba(0,0,0,.35);
  }
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  background: var(--paper);
  color: var(--ink);
  font: 16px/1.45 Inter, -apple-system, system-ui, sans-serif;
  min-height: 100dvh;
  padding-bottom: env(safe-area-inset-bottom);
  -webkit-tap-highlight-color: transparent;
}
h1, h2, .btn, .hero-stamp-inner { font-family: Archivo, Inter, sans-serif; }

/* top bar */
.topbar {
  display: flex; align-items: center; gap: 10px;
  padding: calc(10px + env(safe-area-inset-top)) 16px 10px;
}
.topbar h1 { flex: 1; margin: 0; font-size: 18px; font-weight: 600; letter-spacing: .01em; }
.iconbtn {
  border: 0; background: none; color: var(--ink);
  font-size: 20px; width: 40px; height: 40px; border-radius: 50%;
}
.iconbtn:active { background: var(--line); }

/* flow dots */
.flowdots { display: flex; gap: 8px; justify-content: center; padding: 2px 0 10px; }
.flowdots span {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--line); transition: all .25s;
}
.flowdots span.on { background: var(--teal); width: 20px; border-radius: 4px; }

/* layout */
.screen { padding: 8px 20px 40px; max-width: 560px; margin: 0 auto; }
.stack { display: grid; gap: 12px; margin: 18px 0 8px; }
.row { display: flex; gap: 10px; margin-top: 14px; }
.row .btn { flex: 1; }
.hint { color: var(--muted); font-size: 13.5px; text-align: center; margin: 10px 0 0; }

/* buttons */
.btn {
  border: 1.5px solid var(--line); background: var(--card); color: var(--ink);
  border-radius: var(--radius); padding: 13px 16px; font-size: 16px; font-weight: 600;
  box-shadow: var(--shadow); cursor: pointer;
}
.btn.primary { background: var(--teal); border-color: var(--teal); color: #241a06; }
.btn.primary:active { background: var(--teal-deep); }
.btn.big { padding: 16px; font-size: 17px; }
.btn.danger { color: var(--danger); border-color: var(--danger); }
.btn:disabled { opacity: .5; }
.linkbtn {
  display: block; margin: 26px auto 0; border: 0; background: none;
  color: var(--teal); font-size: 15px; font-weight: 600; text-decoration: underline;
  text-underline-offset: 3px; cursor: pointer;
}

/* hero — pixel copier */
.hero { text-align: center; padding: 18px 0 4px; }
#heroPixel { image-rendering: pixelated; width: 176px; height: auto; filter: drop-shadow(0 6px 14px rgba(90,60,10,.25)); }
.hero-caption {
  font-family: Silkscreen, monospace; font-size: 11px; letter-spacing: .18em;
  color: var(--teal-deep); margin: 10px 0 0;
}
.hero-sub { color: var(--muted); margin: 10px 4px 0; font-size: 15px; }

/* canvases */
.canvaswrap {
  background: var(--card); border-radius: var(--radius); box-shadow: var(--shadow);
  padding: 10px; display: flex; justify-content: center;
}
.canvaswrap canvas { max-width: 100%; height: auto; border-radius: 6px; touch-action: none; }
.canvaswrap.tall canvas { max-height: 62dvh; width: auto; }

/* page grid */
.pagegrid { list-style: none; margin: 6px 0 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.pagegrid li {
  position: relative; border-radius: 10px; overflow: hidden; box-shadow: var(--shadow);
  background: var(--card); aspect-ratio: 3/4; cursor: grab;
}
.pagegrid img { width: 100%; height: 100%; object-fit: cover; display: block; }
.pagegrid .num {
  position: absolute; top: 6px; left: 6px; background: var(--teal); color: #241a06;
  font-size: 12px; font-weight: 700; border-radius: 6px; padding: 2px 7px;
}
.pagegrid li.dragging { opacity: .4; }

/* fields */
.fields { display: grid; gap: 14px; margin-top: 8px; }
.fields label, label.fields { display: grid; gap: 5px; font-size: 13px; font-weight: 600; color: var(--muted); }
.fields input, label.fields input {
  border: 1.5px solid var(--line); border-radius: 10px; background: var(--card);
  color: var(--ink); font: 16px Inter, sans-serif; padding: 12px;
}
.fields input:focus, label.fields input:focus { outline: 2px solid var(--teal); border-color: var(--teal); }

/* segmented location control */
.segment { border: 0; margin: 0; padding: 0; }
.segment legend { font-size: 13px; font-weight: 600; color: var(--muted); padding: 0 0 5px; }
.segment button {
  width: calc(50% - 5px); padding: 13px; font-size: 16px; font-weight: 700;
  border: 1.5px solid var(--line); background: var(--card); color: var(--muted);
  border-radius: 10px; cursor: pointer;
}
.segment button + button { margin-left: 10px; }
.segment button.on { background: var(--teal); border-color: var(--teal); color: #241a06; }

#btnConfirmFields { width: 100%; margin-top: 20px; }
#btnSend { width: 100%; margin-top: 16px; }

/* send */
.sendcard {
  background: var(--card); border-radius: var(--radius); box-shadow: var(--shadow);
  padding: 16px; margin-bottom: 16px; font-size: 14.5px; display: grid; gap: 4px;
}
.sendcard b { font-weight: 600; }
.sendstate { text-align: center; margin-top: 18px; font-weight: 600; }
.sendstate.ok { color: var(--teal); }
.sendstate.err { color: var(--danger); }

/* archive */
.archivelist { list-style: none; margin: 6px 0 0; padding: 0; display: grid; gap: 10px; }
.archivelist li a {
  display: block; background: var(--card); border-radius: var(--radius);
  box-shadow: var(--shadow); padding: 13px 15px; color: var(--ink); text-decoration: none;
}
.archivelist .meta { color: var(--muted); font-size: 12.5px; margin-top: 2px; }

/* sheets */
.sheet {
  position: fixed; inset: 0; background: rgba(20,20,15,.45);
  display: flex; align-items: flex-end; justify-content: center; z-index: 50;
}
.sheet-card {
  background: var(--paper); border-radius: 18px 18px 0 0; padding: 20px 20px calc(24px + env(safe-area-inset-bottom));
  width: 100%; max-width: 560px;
}
.sheet-card h2 { margin: 0 0 12px; font-size: 17px; }

.rev { text-align: center; color: var(--muted); font-size: 11px; padding: 6px 0 14px; }

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}

/* hidden attribute must always win over class display rules */
[hidden] { display: none !important; }


/* SCAN / IMPORT gets the pixel type */
#btnScan { font-family: Silkscreen, Archivo, monospace; letter-spacing: .06em; }
#btnScan.punched { animation: squash .3s ease-out; }
@keyframes squash {
  30% { transform: scale(.93, .88); }
  60% { transform: scale(1.03, 1.01); }
  100% { transform: scale(1); }
}
.fist {
  position: fixed; left: 0; z-index: 90; font-size: 26px;
  pointer-events: none; will-change: transform;
}