/* ---------------------------------------------------------------------
   Design tokens
   Grondgedachte: een lichtbak/snijtafel-esthetiek voor een prepress-tool.
   De signaalkleur is letterlijk het blauw van de "Thru-cut" snijlijn
   (#0000FF) uit de Zünd-workflow — geen willekeurige merkkleur.
   ------------------------------------------------------------------- */
:root {
  --paper: #F7F8FA;
  --paper-raised: #FFFFFF;
  --ink: #14171A;
  --ink-soft: #4A5158;
  --line: #D3D8DD;
  --line-strong: #AEB6BD;

  --cut-blue: #0000FF;        /* authentieke Zund Thru-cut waarde, voor swatches */
  --cut-blue-ui: #2436D6;     /* iets ingetogen voor UI-elementen/contrast */
  --cut-blue-wash: #EEF0FF;

  --ok: #157F3C;
  --ok-wash: #E9F7EE;
  --warn: #B4740E;
  --warn-wash: #FBF1DE;
  --err: #C22B2B;
  --err-wash: #FBEAEA;

  --mono: ui-monospace, "SF Mono", "Cascadia Mono", "Roboto Mono", Consolas, monospace;
  --sans: -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;

  --radius: 3px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.45;
}

/* Subtiele lichtbak-textuur: heel fijn rasterpatroon */
body {
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 32px 32px;
  background-attachment: fixed;
  background-color: var(--paper);
  opacity: 1;
}
body::before { content: none; }

/* -------------------------------- topbar -------------------------------- */
.topbar {
  border-bottom: 2px solid var(--ink);
  background: var(--paper-raised);
}
.topbar-inner {
  max-width: 980px;
  margin: 0 auto;
  padding: 18px 24px 16px;
  display: flex;
  align-items: baseline;
  gap: 14px;
  flex-wrap: wrap;
}
.brand { display: flex; align-items: center; gap: 8px; }
.brand-mark {
  display: inline-block;
  width: 14px; height: 14px;
  border: 2px solid var(--cut-blue-ui);
  transform: rotate(45deg);
}
.brand-name {
  font-family: var(--mono);
  font-weight: 700;
  font-size: 20px;
  letter-spacing: 0.06em;
}
.brand-sub {
  font-size: 13px;
  color: var(--ink-soft);
  border-left: 1px solid var(--line-strong);
  padding-left: 14px;
}

/* -------------------------------- layout -------------------------------- */
.layout {
  max-width: 980px;
  margin: 0 auto;
  padding: 28px 24px 60px;
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.panel {
  background: var(--paper-raised);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
}

/* -------------------------------- intake -------------------------------- */
.intake { padding: 22px; }
.field-row {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 18px;
}
@media (max-width: 720px) {
  .field-row { grid-template-columns: 1fr; }
}

.dropzone {
  display: flex;
  align-items: center;
  gap: 16px;
  border: 2px dashed var(--line-strong);
  border-radius: var(--radius);
  padding: 22px;
  cursor: pointer;
  transition: border-color .15s ease, background-color .15s ease;
  min-height: 96px;
}
.dropzone:hover, .dropzone.dragover {
  border-color: var(--cut-blue-ui);
  background: var(--cut-blue-wash);
}
.dropzone-icon { color: var(--cut-blue-ui); flex: none; }
.dropzone-text { display: flex; flex-direction: column; gap: 2px; }
.dropzone-text strong { font-size: 15px; }
.dropzone-text span { font-size: 13px; color: var(--ink-soft); }
.dropzone input[type=file] { display: none; }

.side-field { display: flex; flex-direction: column; gap: 6px; }
.side-label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--ink-soft);
}
.ase-drop {
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius);
  padding: 14px;
  font-size: 13px;
  cursor: pointer;
  color: var(--ink-soft);
  transition: border-color .15s ease, background-color .15s ease;
  flex: 1;
  display: flex;
  align-items: center;
}
.ase-drop:hover, .ase-drop.dragover {
  border-color: var(--cut-blue-ui);
  background: var(--cut-blue-wash);
}
#ase-input { display: none; }
.hint { font-size: 12px; color: var(--ink-soft); margin: 0; }

.btn-check {
  margin-top: 18px;
  width: 100%;
  padding: 13px;
  background: var(--ink);
  color: var(--paper);
  border: none;
  border-radius: var(--radius);
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: .08em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background-color .15s ease;
}
.btn-check:hover { background: var(--cut-blue-ui); }
.btn-check:focus-visible { outline: 3px solid var(--cut-blue-ui); outline-offset: 2px; }
.btn-check:disabled { background: var(--line-strong); cursor: not-allowed; }

/* -------------------------------- loading -------------------------------- */
.loading {
  padding: 30px;
  display: flex;
  align-items: center;
  gap: 14px;
  color: var(--ink-soft);
  font-family: var(--mono);
  font-size: 13px;
}
.spinner {
  width: 18px; height: 18px;
  border: 2px solid var(--line-strong);
  border-top-color: var(--cut-blue-ui);
  border-radius: 50%;
  animation: spin .8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* -------------------------------- error -------------------------------- */
.error-box { padding: 20px 22px; border-color: var(--err); background: var(--err-wash); }
.error-title { font-family: var(--mono); font-weight: 700; color: var(--err); margin-bottom: 4px; }

/* -------------------------------- results -------------------------------- */
.results { padding: 26px 26px 8px; }
.results-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 20px;
  border-bottom: 2px solid var(--ink);
  padding-bottom: 18px;
  margin-bottom: 6px;
}
.results-eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--ink-soft);
}
.results-filename {
  font-size: 19px;
  margin: 4px 0 0;
  font-weight: 600;
  word-break: break-word;
}

.results-head-right {
  flex: none;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 10px;
}
.btn-print {
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: .04em;
  padding: 7px 14px;
  border-radius: var(--radius);
  border: 1px solid var(--line-strong);
  background: var(--paper-raised);
  color: var(--ink-soft);
  cursor: pointer;
  transition: border-color .15s ease, color .15s ease;
}
.btn-print:hover { border-color: var(--ink); color: var(--ink); }
.btn-print:disabled { opacity: .5; cursor: not-allowed; }

/* de "stempel" — signature element, geinspireerd op een fysieke
   goedkeuringsstempel op een drukproef */
.stamp {
  flex: none;
  border: 3px solid var(--ok);
  color: var(--ok);
  border-radius: 999px;
  padding: 10px 18px;
  font-family: var(--mono);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: .07em;
  transform: rotate(-6deg);
  white-space: nowrap;
  animation: stamp-in .28s cubic-bezier(.2,1.4,.4,1);
}
.stamp.warn { border-color: var(--warn); color: var(--warn); }
@keyframes stamp-in {
  0% { transform: rotate(-6deg) scale(1.8); opacity: 0; }
  100% { transform: rotate(-6deg) scale(1); opacity: 1; }
}
@media (prefers-reduced-motion: reduce) {
  .stamp { animation: none; }
  .spinner { animation-duration: 1.6s; }
}

/* waarschuwingen */
.warnings-box {
  margin: 18px 0;
  border: 1px solid var(--warn);
  background: var(--warn-wash);
  border-radius: var(--radius);
  padding: 14px 16px;
}
.warnings-title { font-family: var(--mono); font-weight: 700; color: var(--warn); font-size: 12px; text-transform: uppercase; letter-spacing: .05em; margin-bottom: 6px; }
.warnings-box ul { margin: 0; padding-left: 18px; }
.warnings-box li { margin: 3px 0; }

/* checklist secties */
.section {
  margin: 22px 0;
}
.section-title {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--ink-soft);
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
}
.section-title::after {
  content: "";
  flex: 1;
  border-top: 1px solid var(--line);
}

.sep-intro {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}
.btn-sep {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .04em;
  padding: 9px 16px;
  border-radius: var(--radius);
  border: 1px solid var(--ink);
  background: var(--paper-raised);
  color: var(--ink);
  cursor: pointer;
  transition: background-color .15s ease, color .15s ease;
}
.btn-sep:hover { background: var(--ink); color: var(--paper); }
.btn-sep:disabled { opacity: .5; cursor: not-allowed; }

.sep-pagegroup { margin-top: 14px; }
.sep-pagelabel {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-soft);
  text-transform: uppercase;
  letter-spacing: .05em;
  margin-bottom: 8px;
}
.sep-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, 260px);
  gap: 12px;
}
.sep-card {
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--paper-raised);
  width: 260px;
  display: flex;
  flex-direction: column;
}
.sep-card--fc {
  border-color: var(--ink);
}
.sep-card-imgwrap {
  height: 340px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #fff;
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}
.sep-card-imgwrap img {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  display: block;
  cursor: zoom-in;
  transition: transform .12s ease;
}
.sep-card-imgwrap img:hover { transform: scale(1.03); }
.sep-card--fc .sep-card-label {
  font-weight: 700;
  background: var(--ink);
  color: var(--paper);
}
.sep-card-op { padding: 4px 8px 8px; }

.sep-card-label {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 10px;
  font-family: var(--mono);
  font-size: 12.5px;
}
.sep-card-swatch {
  width: 10px; height: 10px;
  border: 1px solid var(--ink);
  border-radius: 2px;
  flex: none;
}
.sep-error { color: var(--err); font-size: 13px; }
.sep-loading { font-family: var(--mono); font-size: 12px; color: var(--ink-soft); }

.row-clickable { cursor: pointer; }
.row-clickable:hover { background: var(--cut-blue-wash); }
.crop-hint {
  font-family: var(--mono);
  font-size: 10.5px;
  color: var(--cut-blue-ui);
  white-space: nowrap;
}
.crop-preview {
  margin: 4px 4px 12px;
  padding: 12px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: var(--paper);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
}
.crop-img {
  max-width: 100%;
  border: 1px solid var(--ink);
  image-rendering: pixelated;
}
.crop-caption {
  font-family: var(--mono);
  font-size: 11.5px;
  color: var(--ink-soft);
}

.row {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 9px 4px;
  border-bottom: 1px solid var(--line);
}
.row:last-child { border-bottom: none; }
.row-label { flex: 1; min-width: 0; color: var(--ink-soft); font-size: 13.5px; }
.row-value {
  font-family: var(--mono);
  font-size: 13.5px;
  text-align: right;
  white-space: nowrap;
}
.row-status {
  flex: none;
  width: 20px;
  text-align: center;
  font-weight: 700;
}
.row-status.ok { color: var(--ok); }
.row-status.warn { color: var(--warn); }
.row-status.err { color: var(--err); }
.row-status.neutral { color: var(--line-strong); }

.swatch {
  display: inline-block;
  width: 12px; height: 12px;
  border: 1px solid var(--ink);
  border-radius: 2px;
  vertical-align: -1px;
  margin-right: 6px;
}

.subrow {
  font-size: 12px;
  color: var(--ink-soft);
  padding: 2px 4px 8px;
  border-bottom: 1px solid var(--line);
}
.subrow:last-child { border-bottom: none; }

.pill {
  display: inline-block;
  font-family: var(--mono);
  font-size: 11px;
  padding: 2px 7px;
  border-radius: 999px;
  border: 1px solid currentColor;
  margin-left: 6px;
}
.pill.ok { color: var(--ok); background: var(--ok-wash); }
.pill.warn { color: var(--warn); background: var(--warn-wash); }
.pill.err { color: var(--err); background: var(--err-wash); }

.dpi-gauge-wrap {
  margin: 5px 4px 10px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.dpi-gauge {
  position: relative;
  flex: 1;
  height: 7px;
  border-radius: 4px;
  border: 1px solid var(--ink);
  /* schaal 0-300 dpi: rood tot 80, verloop naar oranje bij 240, naar groen bij 300 */
  background: linear-gradient(
    to right,
    var(--err) 0%,
    var(--err) 26.7%,
    var(--warn) 80%,
    var(--ok) 100%
  );
}
.dpi-gauge-marker {
  position: absolute;
  top: -3px;
  width: 2px;
  height: 13px;
  background: var(--ink);
  box-shadow: 0 0 0 1px var(--paper-raised);
}
.dpi-gauge-scale {
  flex: none;
  font-family: var(--mono);
  font-size: 10.5px;
  color: var(--ink-soft);
  white-space: nowrap;
  min-width: 52px;
  text-align: right;
}

.footer {
  text-align: center;
  font-size: 11px;
  color: var(--ink-soft);
  padding: 0 24px 40px;
  font-family: var(--mono);
}

/* --------------------------- lightbox --------------------------- */
.lightbox-overlay {
  position: fixed;
  inset: 0;
  background: rgba(10, 12, 14, 0.92);
  z-index: 1000;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 40px;
  cursor: zoom-out;
}
.lightbox-overlay[hidden] { display: none; }
.lightbox-img {
  max-width: 94vw;
  max-height: 88vh;
  width: auto;
  height: auto;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
  background: #fff;
  cursor: default;
}
.lightbox-caption {
  margin-top: 14px;
  color: var(--paper);
  font-family: var(--mono);
  font-size: 13px;
  text-align: center;
}
.lightbox-close {
  position: absolute;
  top: 20px;
  right: 28px;
  background: transparent;
  border: none;
  color: var(--paper);
  font-size: 26px;
  line-height: 1;
  cursor: pointer;
  padding: 6px 10px;
}
.lightbox-close:hover { color: var(--cut-blue-ui); }