/* DTF Prints Colour Knockout Lab. Every rule is scoped under #dtf-kol
   so the theme and the Elementor kit can't reach in (and nothing leaks out). */
#dtf-kol {
  --kol-ink: #141414;
  --kol-black: #000000;
  --kol-paper: #F5F4F0;
  --kol-dim: #5f5f5a;
  --kol-magenta: #C4007A;
  --kol-cyan: #009DE0;
  --kol-yellow: #FFED00;
  --kol-well: #1c1c1b;
  --kol-top: 16px; /* sticky offset; lab.js sets it below any sticky site header */
  font-family: "DM Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  color: var(--kol-ink);
  font-size: 14px;
  line-height: 1.4;
  text-align: left;
  margin: 0 auto;
  max-width: 1440px;
}
#dtf-kol *, #dtf-kol *::before, #dtf-kol *::after { box-sizing: border-box; }
#dtf-kol .kol-hidden { display: none !important; }
#dtf-kol button, #dtf-kol input, #dtf-kol select {
  font-family: inherit; letter-spacing: normal; text-transform: none; min-height: 0; margin: 0; line-height: 1.2;
}

/* ---------- layout ---------- */
#dtf-kol .kol-app { display: grid; gap: 16px; align-items: start; }
#dtf-kol .kol-controls { grid-area: controls; min-width: 0; }
/* the viewer and the close-up sit in one sticky stage; each panel spans its four
   rows (title, controls, well, footer) as a subgrid, so the rows line up and both
   panels are always the same height */
#dtf-kol .kol-stage { grid-area: stage; min-width: 0; position: sticky; top: var(--kol-top); z-index: 2; display: grid; column-gap: 16px; grid-template-rows: auto auto auto 1fr; }
#dtf-kol .kol-view, #dtf-kol .kol-detail { min-width: 0; display: grid; grid-row: span 4; grid-template-rows: subgrid; row-gap: 0; align-content: start; }
#dtf-kol .kol-well { height: clamp(260px, calc(100vh - var(--kol-top) - 270px), 760px); }

/* wide: controls | viewer | close-up */
@media (min-width: 1100px) {
  #dtf-kol .kol-app { grid-template-columns: 310px minmax(0, 1fr); grid-template-areas: "controls stage"; }
  #dtf-kol .kol-stage { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
  #dtf-kol .kol-tab-closeup { display: none; }
}
/* medium: controls | viewer (close-up is a tab) */
@media (min-width: 700px) and (max-width: 1099px) {
  #dtf-kol .kol-app { grid-template-columns: 290px minmax(0, 1fr); grid-template-areas: "controls stage"; }
  #dtf-kol .kol-detail { display: none; }
}
/* phone: viewer on top, controls below it; nothing pinned, the page scrolls normally */
@media (max-width: 699px) {
  #dtf-kol .kol-app { display: block; }
  #dtf-kol .kol-detail { display: none; }
  #dtf-kol .kol-stage { position: static; display: block; margin: 0 0 12px; }
  #dtf-kol .kol-view { display: block; }
  #dtf-kol .kol-head { padding: 4px 6px; min-height: 0; }
  #dtf-kol .kol-tab { padding: 6px 9px; }
  #dtf-kol .kol-vwell { height: 50vh; min-height: 240px; }
  #dtf-kol .kol-num, #dtf-kol .kol-hex, #dtf-kol select { font-size: 16px; } /* no iOS zoom */
  #dtf-kol .kol-exportbar { border: 2px solid var(--kol-black); background: #fff; margin-top: 4px; }
}

/* ---------- viewer & close-up ---------- */
#dtf-kol .kol-view, #dtf-kol .kol-detail { border: 2px solid var(--kol-black); background: #fff; }
#dtf-kol .kol-head {
  display: flex; justify-content: space-between; align-items: center; gap: 8px; flex-wrap: wrap;
  padding: 6px 8px; border-bottom: 2px solid var(--kol-black); background: var(--kol-paper); min-height: 44px;
}
#dtf-kol .kol-head-title { font-weight: 700; font-size: 13.5px; padding-left: 4px; }
#dtf-kol .kol-head select { width: auto; padding: 4px 6px; font-size: 12.5px; }
#dtf-kol .kol-bg, #dtf-kol .kol-zoom { color: var(--kol-ink); display: flex; align-items: center; gap: 6px; font-weight: 600; font-size: 12.5px; }
#dtf-kol .kol-tabs { display: flex; flex-wrap: wrap; }
#dtf-kol .kol-tab {
  font-size: 13px; font-weight: 700; padding: 6px 11px; cursor: pointer; border: 1.5px solid var(--kol-black);
  background: #fff; color: var(--kol-black); border-radius: 0; box-shadow: none; margin: 0 -1.5px 0 0;
}
#dtf-kol .kol-tab:hover, #dtf-kol .kol-tab:focus { background: var(--kol-yellow); color: var(--kol-black); }
#dtf-kol .kol-tab.is-on, #dtf-kol .kol-tab.is-on:hover { background: var(--kol-black); color: #fff; }
/* no artwork yet: the tab and zoom bars have nothing to offer, so they take no space */
#dtf-kol.kol-empty-state .kol-stage .kol-head { display: none; }
#dtf-kol .kol-title { background: var(--kol-black); color: #fff; padding: 8px 10px; }
#dtf-kol .kol-title .kol-head-title { padding-left: 0; font-size: 14px; }
#dtf-kol.kol-empty-state .kol-tabs, #dtf-kol.kol-empty-state .kol-bg, #dtf-kol.kol-empty-state .kol-zoom { visibility: hidden; }

#dtf-kol .kol-well {
  background: var(--kol-well); display: flex; align-items: center; justify-content: center;
  padding: 10px; position: relative; overflow: hidden;
}
#dtf-kol .kol-cw { position: relative; line-height: 0; display: none; flex: none; }
#dtf-kol .kol-canvas { display: block; }
#dtf-kol .kol-det { image-rendering: pixelated; image-rendering: crisp-edges; cursor: zoom-out; }
#dtf-kol[data-kol-view="original"] .kol-vwell .kol-cw-orig,
#dtf-kol[data-kol-view="result"] .kol-vwell .kol-cw-res,
#dtf-kol[data-kol-view="mask"] .kol-vwell .kol-cw-res,
#dtf-kol[data-kol-view="closeup"] .kol-vwell .kol-cw-det,
#dtf-kol .kol-dwell .kol-cw-det { display: block; }
#dtf-kol.kol-empty-state .kol-cw { display: none !important; }
#dtf-kol .kol-dwell .kol-det { cursor: default; }
#dtf-kol .kol-cw-res .kol-canvas { cursor: zoom-in; }
#dtf-kol.kol-picking .kol-cw-orig .kol-canvas { cursor: crosshair; outline: 3px solid var(--kol-yellow); }
#dtf-kol .kol-marker { position: absolute; border: 2px solid var(--kol-yellow); box-shadow: 0 0 0 1px #000; pointer-events: none; }
#dtf-kol[data-kol-view="mask"] .kol-marker { border-color: var(--kol-magenta); }
#dtf-kol .kol-empty-note { color: #8f8f89; font-size: 13px; }
#dtf-kol:not(.kol-empty-state) .kol-empty-note { display: none; }

#dtf-kol .kol-drop {
  border: 2px dashed #8f8f89; color: #fff; padding: 28px 18px; text-align: center; cursor: pointer;
  display: flex; flex-direction: column; gap: 6px; max-width: 420px; outline-offset: 3px;
}
#dtf-kol .kol-drop strong { font-size: 16px; }
#dtf-kol .kol-drop span { font-size: 13px; color: #bdbdb7; }
#dtf-kol .kol-drop:hover, #dtf-kol.kol-dragging .kol-drop { border-color: var(--kol-yellow); }
#dtf-kol:not(.kol-empty-state) .kol-drop { display: none; }
#dtf-kol.kol-dragging .kol-vwell { outline: 3px dashed var(--kol-yellow); outline-offset: -6px; }

#dtf-kol .kol-bg-checker {
  background-color: #cfcfcb;
  background-image: linear-gradient(45deg, #a9a9a4 25%, transparent 25%), linear-gradient(-45deg, #a9a9a4 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, #a9a9a4 75%), linear-gradient(-45deg, transparent 75%, #a9a9a4 75%);
  background-size: 16px 16px; background-position: 0 0, 0 8px, 8px -8px, -8px 0;
}
#dtf-kol .kol-bg-black { background: #000; }
#dtf-kol .kol-bg-white { background: #fff; }

/* export */
#dtf-kol .kol-exportbar { padding: 10px; border-top: 2px solid var(--kol-black); }
#dtf-kol .kol-export { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
#dtf-kol .kol-semi { margin: 8px 0 0; font-size: 12.5px; font-weight: 700; }
#dtf-kol .kol-semi:empty { display: none; }
#dtf-kol .kol-semi.is-warn { color: var(--kol-magenta); }
#dtf-kol .kol-status { font-size: 12.5px; font-weight: 600; margin: 4px 0 0; }
#dtf-kol .kol-status:empty { display: none; }
#dtf-kol .kol-status.is-error { color: var(--kol-magenta); }
#dtf-kol .kol-detail > .kol-help { padding: 0 10px 8px; }

/* ---------- controls ---------- */
#dtf-kol .kol-card { background: var(--kol-paper); border: 2px solid var(--kol-black); padding: 10px 12px; margin: 0 0 10px; }
#dtf-kol .kol-card-title {
  display: flex; align-items: center; gap: 8px; font-family: inherit; font-size: 13px; font-weight: 800;
  letter-spacing: 0.04em; text-transform: uppercase; margin: 0 0 8px; color: var(--kol-black); line-height: 1.2;
}
#dtf-kol .kol-step {
  display: inline-flex; align-items: center; justify-content: center; width: 20px; height: 20px;
  background: var(--kol-yellow); border: 1.5px solid var(--kol-black); font-size: 12px;
}
#dtf-kol .kol-help-toggle { color: var(--kol-ink); margin-left: auto; display: flex; align-items: center; gap: 5px; font-size: 11.5px; font-weight: 600; text-transform: none; letter-spacing: 0; cursor: pointer; }
#dtf-kol .kol-help-toggle input { width: 15px; height: 15px; accent-color: var(--kol-black); }

#dtf-kol .kol-help { display: none; font-size: 12px; color: var(--kol-dim); margin: 2px 0 0; line-height: 1.35; grid-column: 1 / -1; }
#dtf-kol.kol-help-on .kol-help { display: block; }

#dtf-kol .kol-f { margin: 0 0 8px; }
#dtf-kol .kol-f:last-child { margin-bottom: 0; }
#dtf-kol .kol-f label { font-size: 13px; font-weight: 600; color: var(--kol-ink); }
#dtf-kol .kol-f-range { display: grid; grid-template-columns: 72px minmax(0, 1fr) 62px; align-items: center; gap: 2px 8px; }
#dtf-kol .kol-f-sel { display: grid; grid-template-columns: 92px minmax(0, 1fr); align-items: center; gap: 2px 8px; }
#dtf-kol .kol-f-inline { display: grid; grid-template-columns: 92px 70px minmax(0, 1fr); align-items: center; gap: 2px 8px; }
#dtf-kol .kol-pair { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
#dtf-kol .kol-pair .kol-f-sel { grid-template-columns: 1fr; }
#dtf-kol .kol-pair .kol-f { margin-bottom: 0; }
#dtf-kol input[type=range] { width: 100%; accent-color: var(--kol-black); height: 22px; background: transparent; border: 0; padding: 0; }
#dtf-kol .kol-num, #dtf-kol .kol-hex, #dtf-kol select {
  font-size: 13px; color: var(--kol-ink); background: #fff; border: 1.5px solid var(--kol-black); border-radius: 0;
  padding: 4px 6px; height: auto; box-shadow: none; width: 100%;
}
#dtf-kol .kol-num { text-align: right; }
#dtf-kol .kol-check { display: flex; align-items: center; gap: 8px; cursor: pointer; }
#dtf-kol .kol-check input { width: 16px; height: 16px; accent-color: var(--kol-black); flex: none; }
#dtf-kol .kol-more { margin: 2px 0 6px; }
#dtf-kol .kol-more summary { cursor: pointer; font-size: 12.5px; font-weight: 600; margin-bottom: 6px; }
#dtf-kol .kol-ht-fields { margin-top: 8px; }
#dtf-kol .kol-ht-fields.is-off { opacity: 0.4; pointer-events: none; }
#dtf-kol .kol-lpi {
  margin: -2px 0 8px 80px; font-size: 12px; font-weight: 600; background: #e6f5fc; padding: 2px 8px; border-left: 3px solid var(--kol-cyan); display: inline-block;
}
#dtf-kol .kol-note { font-size: 12px; color: var(--kol-dim); }
#dtf-kol .kol-card > .kol-note { display: block; margin-top: -2px; }
#dtf-kol .kol-hist { width: 100%; height: 48px; display: block; background: #fff; border: 1.5px solid var(--kol-black); margin: 4px 0 8px; }

#dtf-kol .kol-file-row { display: flex; align-items: center; gap: 8px; margin-bottom: 8px; }
#dtf-kol .kol-file-name { flex: 1 1 auto; min-width: 0; font-size: 12.5px; font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
#dtf-kol .kol-ko-row { display: grid; grid-template-columns: 38px 86px minmax(0, 1fr); gap: 6px; align-items: center; margin-bottom: 8px; }
#dtf-kol .kol-ko-row + .kol-help { margin: -4px 0 8px; }
#dtf-kol .kol-colour { width: 38px; height: 30px; padding: 0; border: 1.5px solid var(--kol-black); border-radius: 0; background: #fff; cursor: pointer; }
#dtf-kol .kol-colour-sm { width: 28px; height: 26px; }
#dtf-kol .kol-hex { font-family: ui-monospace, Menlo, Consolas, monospace; text-transform: uppercase; }
#dtf-kol .kol-preset-row { display: grid; grid-template-columns: minmax(0, 1fr) auto auto auto; gap: 4px; }

/* ---------- buttons ---------- */
#dtf-kol .kol-btn {
  font-weight: 700; font-size: 14px; cursor: pointer; border: 2px solid var(--kol-black); border-radius: 0;
  padding: 9px 14px; transition: transform .08s, box-shadow .08s; box-shadow: 3px 3px 0 var(--kol-black); white-space: nowrap;
}
#dtf-kol .kol-btn:hover:not(:disabled) { transform: translate(-1px, -1px); box-shadow: 4px 4px 0 var(--kol-black); }
#dtf-kol .kol-btn:active:not(:disabled) { transform: translate(2px, 2px); box-shadow: 1px 1px 0 var(--kol-black); }
#dtf-kol .kol-btn:disabled { opacity: 0.45; cursor: not-allowed; box-shadow: none; }
#dtf-kol .kol-btn-primary, #dtf-kol .kol-btn-primary:hover, #dtf-kol .kol-btn-primary:focus { background: var(--kol-magenta); color: #fff; }
#dtf-kol .kol-btn-secondary, #dtf-kol .kol-btn-secondary:hover, #dtf-kol .kol-btn-secondary:focus { background: #fff; color: var(--kol-black); }
#dtf-kol .kol-btn-ghost { background: #fff; color: var(--kol-black); box-shadow: none; padding: 5px 9px; font-size: 12.5px; }
#dtf-kol .kol-btn-ghost:hover:not(:disabled), #dtf-kol .kol-btn-ghost:focus, #dtf-kol .kol-btn-ghost.is-on { transform: none; box-shadow: none; background: var(--kol-yellow); color: var(--kol-black); }
#dtf-kol .kol-link {
  background: none; border: 0; padding: 0; margin-top: 4px; font-size: 12px; font-weight: 600; color: var(--kol-ink);
  text-decoration: underline; text-underline-offset: 2px; cursor: pointer; box-shadow: none;
}
#dtf-kol .kol-link:hover, #dtf-kol .kol-link:focus { color: var(--kol-magenta); background: none; }
@media (max-width: 1099px) and (min-width: 700px) { #dtf-kol .kol-btn-primary { font-size: 13px; padding: 8px 10px; } }

/* zoom only matters on the close-up tab when it lives in the viewer */
#dtf-kol:not([data-kol-view="closeup"]) .kol-view .kol-zoom { display: none; }
#dtf-kol[data-kol-view="closeup"] .kol-view .kol-bg { display: none; }
#dtf-kol .kol-size-note { display: block; margin: -4px 0 8px; font-size: 12px; color: var(--kol-dim); }
#dtf-kol .kol-size-note.is-warn { color: var(--kol-magenta); font-weight: 600; }

/* ---------- loading / working overlay on the viewer ---------- */
#dtf-kol .kol-busy {
  position: absolute; inset: 0; z-index: 5; display: none; flex-direction: column; align-items: center; justify-content: center;
  gap: 10px; padding: 20px; text-align: center; color: #fff; background: rgba(20, 20, 20, 0.82);
}
#dtf-kol.kol-is-busy .kol-busy { display: flex; }
#dtf-kol .kol-busy-text { font-size: 15px; font-weight: 700; max-width: 90%; word-break: break-word; }
#dtf-kol .kol-busy-sub { font-size: 12.5px; color: #cfcfca; min-height: 1.2em; }
#dtf-kol .kol-busy-bar { display: block; width: min(320px, 80%); height: 8px; background: rgba(255,255,255,0.18); border: 1.5px solid #fff; overflow: hidden; position: relative; }
#dtf-kol .kol-busy-fill { display: block; height: 100%; width: 0; background: var(--kol-yellow); transition: width 0.25s linear; }
#dtf-kol.kol-busy-indeterminate .kol-busy-fill { width: 35% !important; position: absolute; left: -35%; animation: kol-slide 1.1s ease-in-out infinite; }
@keyframes kol-slide { to { left: 100%; } }
#dtf-kol .kol-spinner {
  width: 34px; height: 34px; border: 4px solid rgba(255,255,255,0.25); border-top-color: var(--kol-yellow); border-radius: 50%;
  animation: kol-spin 0.8s linear infinite;
}
@keyframes kol-spin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) { #dtf-kol .kol-spinner, #dtf-kol.kol-busy-indeterminate .kol-busy-fill { animation-duration: 3s; } }
#dtf-kol.kol-is-busy .kol-drop { visibility: hidden; }

/* ---------- quality check (same pills as DTF Production's design check) ---------- */
#dtf-kol .kol-qc { margin: 0 0 10px; padding: 10px 12px; border: 2px solid #e2e4e8; background: #fff; font-size: 13px; }
#dtf-kol .kol-qc:empty { display: none; }
#dtf-kol .kol-qc.is-pass { border-color: #00A05C; }
#dtf-kol .kol-qc.is-warn { border-color: #d98b00; }
#dtf-kol .kol-qc.is-fail { border-color: var(--kol-magenta); }
#dtf-kol .kol-qc-head { margin: 0; font-weight: 700; }
#dtf-kol .kol-qc-pills { display: flex; flex-wrap: wrap; gap: 6px; margin: 8px 0 0; }
#dtf-kol .kol-pill {
  display: inline-block; padding: 3px 9px; border-radius: 999px; border: 1px solid #e2e4e8; font-size: 11px;
  font-weight: 700; line-height: 1.5; color: var(--kol-ink); background: #fff; cursor: default;
}
#dtf-kol .kol-pill-pass { border-color: #00A05C; color: #00A05C; }
#dtf-kol .kol-pill-warn { border-color: #d98b00; color: #8a5a00; }
#dtf-kol .kol-pill-fail { border-color: var(--kol-magenta); color: var(--kol-magenta); }
#dtf-kol .kol-qc-note { margin: 6px 0 0; font-size: 12px; color: var(--kol-dim); line-height: 1.4; }