/* Workbench: the sheet lies on a cutting mat (left), the settings run down a
   narrow column in the order of the work (right); stacked on a phone. */
:root {
  --mat: #dde6e0;
  --mat-line: #c6d4cb;
  --mat-line-major: #aebfb4;
  --panel: #f7f9f7;
  --paper: #ffffff;
  --ink: #1b2420;
  --sub: #5a6862;
  --rule: #d3dcd6;
  --accent: #1d6a53;
  --accent-ink: #ffffff;
  --cut: #e5007e;
  --bleed: #f6c9d9;
  --keep: #e9eeeb;
  --field: #ffffff;
  --field-ink: #1b2420;
  --warn: #a4570d;
  --danger: #b3261e;
  --font-display: 'Zen Maru Gothic', 'Hiragino Maru Gothic ProN', 'Hiragino Sans', sans-serif;
  --font-body: 'Zen Kaku Gothic New', 'Hiragino Sans', 'Hiragino Kaku Gothic ProN', 'Noto Sans JP', system-ui, sans-serif;
  --font-data: 'IBM Plex Mono', ui-monospace, 'SFMono-Regular', Menlo, monospace;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --mat: #17201b; --mat-line: #212c26; --mat-line-major: #2c3a32; --panel: #1c2621; --paper: #ffffff;
    --ink: #e2e9e5; --sub: #9aaaa2; --rule: #2d3933; --accent: #6fc3a4; --accent-ink: #0e1713;
    --cut: #ff4fae; --bleed: #f6c9d9; --keep: #e9eeeb; --warn: #e0a15c; --danger: #f2877e; --field: #24302a; --field-ink: #e2e9e5;
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --mat: #17201b; --mat-line: #212c26; --mat-line-major: #2c3a32; --panel: #1c2621; --paper: #ffffff;
  --ink: #e2e9e5; --sub: #9aaaa2; --rule: #2d3933; --accent: #6fc3a4; --accent-ink: #0e1713;
  --cut: #ff4fae; --bleed: #f6c9d9; --keep: #e9eeeb; --warn: #e0a15c; --danger: #f2877e; --field: #24302a; --field-ink: #e2e9e5;
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--panel);
  color: var(--ink);
  font: 14px/1.65 var(--font-body);
  padding-top: env(safe-area-inset-top, 0px);
  padding-bottom: env(safe-area-inset-bottom, 0px);
}
button, input, select { font: inherit; color: inherit; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.top {
  padding-block: 14px 12px;
  padding-left: max(20px, env(safe-area-inset-left, 0px));
  padding-right: max(20px, env(safe-area-inset-right, 0px));
  border-bottom: 1px solid var(--rule);
}
.brand { display: grid; gap: 2px; max-width: 72ch; }
h1 { font-family: var(--font-display); font-size: 22px; font-weight: 700; margin: 0; letter-spacing: .04em; }
.lead { margin: 0; color: var(--sub); font-size: 13px; text-wrap: pretty; }

.bench {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 340px;
  min-height: calc(100vh - 90px);
}
@media (max-width: 860px) { .bench { grid-template-columns: minmax(0, 1fr); } }

/* ---------- the sheet on the mat ---------- */
.stage {
  background-color: var(--mat);
  background-image:
    linear-gradient(var(--mat-line-major) 1px, transparent 1px),
    linear-gradient(90deg, var(--mat-line-major) 1px, transparent 1px),
    linear-gradient(var(--mat-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--mat-line) 1px, transparent 1px);
  background-size: 100px 100px, 100px 100px, 20px 20px, 20px 20px;
  padding-block: 24px 20px;
  padding-left: max(20px, env(safe-area-inset-left, 0px));
  padding-right: 20px;
  display: grid;
  align-content: start;
  justify-items: center;
  gap: 12px;
  min-width: 0;
}
@media (max-width: 860px) { .stage { padding-right: max(20px, env(safe-area-inset-right, 0px)); } }
/* The whole sheet fits the window's height (with the result line under it). */
.mat { position: relative; width: min(100%, 680px, max(340px, calc((100vh - 230px) * 0.72))); padding: 18px 0 0 18px; }
.sheet {
  display: block;
  width: 100%;
  height: auto;
  background: var(--paper);
  box-shadow: 0 1px 2px rgb(0 0 0 / .12), 0 8px 24px rgb(20 40 30 / .14);
  touch-action: manipulation;
}
.sheet .placed { cursor: pointer; }
.sheet .placed:hover .cutline { stroke-width: 0.5; }
/* A chosen sticker: its cut line turns into a dashed green band. */
.sheet .selected .cutline { stroke: var(--accent); stroke-width: 0.7; stroke-dasharray: 1.6 0.9; }
/* mm rulers along the top and left edge of the paper, numbered every 10 mm */
.ruler { position: absolute; color: var(--sub); font: 9px/1 var(--font-data); }
.ruler-x { left: 18px; right: 0; top: 0; height: 18px; }
.ruler-y { top: 18px; bottom: 0; left: 0; width: 18px; }
.ruler span { position: absolute; }
.ruler-x span { bottom: 4px; transform: translateX(-50%); }
.ruler-y span { right: 4px; transform: translateY(-50%); }
.ruler i { position: absolute; background: var(--sub); opacity: .55; }
.ruler-x i { bottom: 0; width: 1px; }
.ruler-y i { right: 0; height: 1px; }
.drop-hint {
  position: absolute; inset: 18px 0 0 18px; display: grid; place-items: center;
  background: color-mix(in srgb, var(--accent) 16%, transparent); border: 2px dashed var(--accent);
  color: var(--ink); font-weight: 700; font-size: 16px; pointer-events: none;
}

.pager { display: flex; gap: 6px; flex-wrap: wrap; justify-content: center; width: min(100%, 680px); }
.pager button {
  appearance: none; border: 1px solid var(--mat-line-major); background: var(--paper); color: #1b2420;
  padding: 5px 12px; font-size: 13px; cursor: pointer; font-variant-numeric: tabular-nums;
}
.pager button[aria-pressed="true"] { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); font-weight: 700; }
.result { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; justify-content: center; width: min(100%, 680px); }
.status { margin: 0; flex: 1 1 260px; min-width: 0; font-size: 13px; }
.status b { font-family: var(--font-data); font-weight: 500; }
.status .warn { color: var(--warn); font-weight: 700; }
.legend { list-style: none; margin: 0; padding: 0; display: flex; gap: 16px; flex-wrap: wrap; font-size: 12px; color: var(--sub); width: min(100%, 680px); }
.legend li { display: flex; gap: 6px; align-items: center; }
.key { width: 18px; height: 10px; display: inline-block; }
.key-cut { border-top: 2px solid var(--cut); height: 0; }
.key-bleed { background: var(--bleed); }
.key-keep { background: repeating-linear-gradient(45deg, #cfd8d3 0 2px, var(--keep) 2px 5px); }

/* ---------- settings column ---------- */
.panel {
  border-left: 1px solid var(--rule);
  background: var(--panel);
  padding-block: 4px 40px;
  padding-left: 20px;
  padding-right: max(20px, env(safe-area-inset-right, 0px));
  display: grid;
  align-content: start;
  min-width: 0;
}
@media (max-width: 860px) {
  .panel { border-left: 0; border-top: 1px solid var(--rule); padding-left: max(20px, env(safe-area-inset-left, 0px)); }
}
.group { padding-block: 18px; border-bottom: 1px solid var(--rule); display: grid; gap: 12px; min-width: 0; }
.group:last-child { border-bottom: 0; }
.group-head { display: flex; align-items: baseline; gap: 10px; }
h2 { font-size: 13px; font-weight: 700; letter-spacing: .08em; margin: 0; }
.count { font-family: var(--font-data); font-size: 12px; color: var(--sub); }
.hint { margin: 0; color: var(--sub); font-size: 12px; text-wrap: pretty; }

.dropzone {
  display: grid; gap: 2px; padding: 14px; text-align: center; cursor: pointer;
  border: 1.5px dashed var(--mat-line-major); background: var(--paper); color: #1b2420;
}
.dropzone:hover, .dropzone.over { border-color: var(--accent); }
.dropzone:focus-within { outline: 2px solid var(--accent); outline-offset: 2px; }
.dropzone input { position: absolute; width: 1px; height: 1px; opacity: 0; pointer-events: none; }
.dropzone small { color: #5a6862; font-size: 12px; }
.sample-note { margin: 0; font-size: 12px; color: var(--warn); }

.list-tools { display: flex; gap: 16px; }
.link { appearance: none; background: none; border: 0; padding: 0; color: var(--accent); cursor: pointer; font-size: 13px; text-decoration: underline; text-underline-offset: 3px; justify-self: start; }
.link.danger { color: var(--danger); }
.link:disabled { color: var(--sub); cursor: default; text-decoration: none; }

.objects { list-style: none; margin: 0; padding: 0; display: grid; gap: 4px; max-height: 300px; overflow-y: auto; }
.obj {
  display: grid; grid-template-columns: auto 44px minmax(0, 1fr) auto; gap: 10px; align-items: center;
  padding: 6px 8px; border: 1px solid transparent; cursor: pointer;
}
.obj:hover { background: color-mix(in srgb, var(--accent) 6%, transparent); }
.obj.on { border-color: var(--accent); background: color-mix(in srgb, var(--accent) 9%, transparent); }
.obj input { accent-color: var(--accent); margin: 0; }
.obj .thumb { width: 44px; height: 44px; object-fit: contain; background: repeating-conic-gradient(#e7ece9 0 25%, #fff 0 50%) 0 0 / 10px 10px; }
.obj .name { min-width: 0; display: grid; }
.obj .name b { font-weight: 500; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.obj .name small { font-family: var(--font-data); font-size: 11px; color: var(--sub); }
.obj .copies { font-family: var(--font-data); font-size: 12px; color: var(--sub); white-space: nowrap; }
.obj .busy { color: var(--warn); }

.fields { display: grid; grid-template-columns: 1fr 1fr; gap: 10px 12px; }
.field { display: grid; gap: 3px; font-size: 12px; color: var(--sub); min-width: 0; }
.field > span:first-child { white-space: nowrap; }
.field select, .unit-input { width: 100%; }
select, input[type="number"] {
  height: 34px; padding: 0 8px; border: 1px solid var(--rule); background: var(--field); color: var(--field-ink);
  border-radius: 0; font-size: 14px; min-width: 0;
}
.unit-input { display: flex; align-items: center; border: 1px solid var(--rule); background: var(--field); }
.unit-input input { border: 0; flex: 1; width: 100%; font-family: var(--font-data); }
.unit-input i { font-style: normal; color: var(--sub); padding-right: 8px; font-size: 12px; }
.unit-input:focus-within { outline: 2px solid var(--accent); outline-offset: 1px; }
.unit-input input:focus-visible { outline: none; }
input[type="color"] { width: 100%; height: 34px; padding: 2px; border: 1px solid var(--rule); background: var(--field); }
.line-uses { display: grid; gap: 8px; padding: 10px 12px; border: 1px solid var(--rule); background: color-mix(in srgb, var(--paper) 55%, transparent); }
.line-uses h3 { margin: 0; font-size: 12px; font-weight: 700; letter-spacing: .06em; }
.line-use { display: grid; grid-template-columns: 14px minmax(0, 1fr) auto 100px; gap: 8px; align-items: center; font-size: 13px; }
.line-use + .line-use { margin-top: 6px; }
.line-use .swatch { width: 14px; height: 14px; border: 1px solid var(--rule); }
.line-use .label { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-family: var(--font-data); font-size: 12px; }
.line-use small { color: var(--sub); font-size: 11px; white-space: nowrap; }
.line-use select { height: 30px; }
.warnings { margin: 0; padding-left: 1.2em; color: var(--warn); font-size: 12px; }
.warnings:empty { display: none; }
.check { display: flex; gap: 8px; align-items: center; font-size: 13px; cursor: pointer; }
.check input { accent-color: var(--accent); width: 16px; height: 16px; margin: 0; }
#fill-fields .link { grid-column: 1 / -1; }
.group.disabled .fields, .group.disabled .check { opacity: .45; pointer-events: none; }

.exports { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.btn {
  appearance: none; border: 1px solid var(--accent); background: var(--accent); color: var(--accent-ink);
  font-weight: 700; padding: 9px 14px; cursor: pointer;
}
.btn:hover { filter: brightness(1.08); }
.btn:disabled { opacity: .45; cursor: default; filter: none; }
.btn.ghost { background: transparent; color: var(--ink); border-color: var(--mat-line-major); font-weight: 500; }
.result .btn.ghost { background: var(--paper); color: #1b2420; }
.export-status { margin: 0; font-size: 12px; color: var(--sub); min-height: 1.6em; }

@media (prefers-reduced-motion: no-preference) {
  .sheet .placed { transition: opacity .2s; }
}