:root {
  --navy: #4b392f;
  --navy2: #765844;
  --gold: #c99755;
  --grid: rgba(205, 181, 146, .42);
  --gray-line: rgba(139, 117, 96, .28);
  --ui-bg: #f4efe5;
  --ui-border: #dfd3c4;
  --ticket-w: 8.26cm;
  --ticket-h: 11.43cm;
  --grid-step: .46cm;
  --logo-size: 1.17cm;
  --header-h: 1.20cm;
  --title-row-h: .93cm;
  --title-size: .68cm;
}
* {
  box-sizing: border-box;
}
html, body {
  margin: 0;
  padding: 0;
}
body {
  min-height: 100vh;
  background: var(--ui-bg);
  color: #4a4038;
  font-family: Arial, "Helvetica Neue", Helvetica, sans-serif;
}
button, textarea {
  font: inherit;
}
button {
  cursor: pointer;
}
.app {
  width: min(1380px, 100%);
  margin: 0 auto;
  padding: 24px;
}
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}
.brand-badge {
  width: 38px;
  height: 38px;
  border-radius: 11px;
  background: var(--navy2);
  color: white;
  display: grid;
  place-items: center;
  font-weight: 900;
}
.topbar h1 {
  margin: 0;
  color: var(--navy);
  font-size: 22px;
}
.step {
  color: #786b60;
  font-size: 13px;
  font-weight: 700;
}
.view {
  display: none;
}
.view.active {
  display: block;
}
.editor-grid {
  display: grid;
  grid-template-columns: minmax(320px, 390px) 1fr;
  gap: 28px;
  align-items: start;
}
.panel {
  background: white;
  border: 1px solid var(--ui-border);
  border-radius: 16px;
  box-shadow: 0 10px 28px rgba(0,0,0,.08);
  padding: 18px;
}
.panel h2 {
  margin: 0 0 6px;
  color: var(--navy);
  font-size: 18px;
}
.panel .subtitle {
  margin: 0 0 16px;
  color: #74685d;
  font-size: 13px;
  line-height: 1.45;
}
label {
  display: block;
  margin: 13px 0 6px;
  font-size: 13px;
  font-weight: 800;
  color: #54463b;
}
textarea {
  width: 100%;
  min-height: 122px;
  resize: vertical;
  border: 1px solid #cdbda9;
  border-radius: 10px;
  padding: 10px 11px;
  background: white;
  color: #40352d;
  font-size: 14px;
  line-height: 1.4;
}
.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin-top: 16px;
}
.btn {
  border: 1px solid transparent;
  border-radius: 10px;
  padding: 10px 14px;
  font-weight: 800;
}
.btn.primary {
  background: var(--navy2);
  color: white;
}
.btn.secondary {
  background: #eee5d8;
  color: #514237;
}
.btn.outline {
  background: white;
  color: var(--navy2);
  border-color: #ccbba6;
}
.preview-card {
  display: flex;
  justify-content: center;
  align-items: flex-start;
  min-height: 500px;
}
.ticket {
  width: var(--ticket-w);
  height: var(--ticket-h);
  background: var(--navy2);
  border-radius: .27cm;
  padding: .13cm;
  overflow: hidden;
  print-color-adjust: exact;
  -webkit-print-color-adjust: exact;
}
.ticket.oficio-ticket {
  --ticket-w: 8.26cm;
  --ticket-h: 13.96cm;
  --grid-step: .50cm;
  --logo-size: 1.38cm;
  --header-h: 1.40cm;
  --title-row-h: 1.03cm;
  --title-size: .80cm;
}
.sheet {
  width: 100%;
  height: 100%;
  position: relative;
  overflow: hidden;
  border-radius: .19cm;
  border: .035cm solid #fff;
  background-color: #fffdf8;
  background-image:
    linear-gradient(to right,
      transparent 0,
      transparent calc(var(--grid-step) - 1px),
      var(--grid) calc(var(--grid-step) - 1px),
      var(--grid) var(--grid-step)
    ),
    linear-gradient(to bottom,
      transparent 0,
      transparent calc(var(--grid-step) - 1px),
      var(--grid) calc(var(--grid-step) - 1px),
      var(--grid) var(--grid-step)
    );
  background-size: var(--grid-step) var(--grid-step);
}
.sheet::after {
  content: "";
  position: absolute;
  inset: .065cm;
  border: .032cm solid var(--navy2);
  border-radius: .14cm;
  pointer-events: none;
  z-index: 5;
}
.content {
  position: relative;
  z-index: 2;
  height: 100%;
  padding: .20cm .28cm .18cm;
  display: grid;
  grid-template-rows:
    var(--header-h)
    var(--title-row-h)
    auto
    auto
    auto
    auto
    minmax(1.55cm, 1fr);
  gap: .085cm;
  color: var(--navy);
  font-family: Arial, "Helvetica Neue", Helvetica, sans-serif;
}
.oficio-ticket .content {
  padding: .24cm .34cm .22cm;
}
.header {
  display: grid;
  grid-template-columns: 1.28cm 1fr 1.28cm;
  gap: .12cm;
  align-items: center;
  min-height: 0;
}
.oficio-ticket .header {
  grid-template-columns: 1.50cm 1fr 1.50cm;
}
.logo {
  width: var(--logo-size);
  height: var(--logo-size);
  object-fit: contain;
  display: block;
  justify-self: center;
}
.book-band {
  display: grid;
  grid-template-columns: 1fr 1.03cm 1fr;
  gap: .13cm;
  align-items: center;
}
.oficio-ticket .book-band {
  grid-template-columns: 1fr 1.22cm 1fr;
}
.gold-rule {
  height: .034cm;
  background: var(--gold);
  border-radius: 999px;
}
.book {
  width: 1.03cm;
  height: .72cm;
  justify-self: center;
}
.oficio-ticket .book {
  width: 1.22cm;
  height: .84cm;
}
.title-row {
  display: grid;
  grid-template-columns: .34cm 1fr .34cm;
  align-items: center;
  min-height: 0;
}
.title {
  margin: 0;
  text-align: center;
  color: var(--navy);
  font-family: "Arial Black", Arial, "Helvetica Neue", Helvetica, sans-serif;
  font-size: var(--title-size);
  font-weight: 900;
  line-height: .94;
  letter-spacing: -.038cm;
  white-space: nowrap;
}
.spark {
  position: relative;
  height: .48cm;
}
.spark i {
  position: absolute;
  display: block;
  background: var(--gold);
  border-radius: 85% 15% 85% 15%;
  transform-origin: 50% 100%;
}
.spark.left i:nth-child(1) { width:.09cm; height:.25cm; right:.10cm; top:.02cm; transform:rotate(-45deg); }
.spark.left i:nth-child(2) { width:.09cm; height:.22cm; right:.20cm; top:.14cm; transform:rotate(-83deg); }
.spark.left i:nth-child(3) { width:.085cm; height:.20cm; right:.10cm; top:.28cm; transform:rotate(-132deg); }
.spark.right i:nth-child(1) { width:.09cm; height:.25cm; left:.10cm; top:.02cm; transform:rotate(45deg); }
.spark.right i:nth-child(2) { width:.09cm; height:.22cm; left:.20cm; top:.14cm; transform:rotate(83deg); }
.spark.right i:nth-child(3) { width:.085cm; height:.20cm; left:.10cm; top:.28cm; transform:rotate(132deg); }
.white-box {
  background: rgba(255,253,248,.98);
}
.objective-box {
  border: .032cm solid var(--gold);
  border-radius: .14cm;
  padding: .10cm .14cm;
  min-height: .88cm;
  display: flex;
  align-items: center;
  overflow: hidden;
}
.objective-text {
  margin: 0;
  width: 100%;
  color: var(--navy);
  font-size: 8.35px;
  line-height: 1.19;
}
.oficio-ticket .objective-text {
  font-size: 9.25px;
}
.objective-text strong {
  font-weight: 900;
  font-size: 1.04em;
}
.student-row {
  display: grid;
  grid-template-columns: 1.85fr .78fr 1.13fr;
  gap: .09cm;
  align-items: end;
  min-height: .43cm;
  padding: 0 .03cm;
  font-size: 8.3px;
  font-weight: 800;
  color: var(--navy);
}
.oficio-ticket .student-row {
  font-size: 9.0px;
}
.field {
  display: flex;
  gap: .05cm;
  align-items: flex-end;
  min-width: 0;
  white-space: nowrap;
}
.date-field {
  gap: .034cm;
}
.write-line {
  flex: 1;
  min-width: .10cm;
  border-bottom: .016cm solid var(--navy);
  transform: translateY(-.03cm);
}
.date-line {
  display: inline-block;
  width: .23cm;
  border-bottom: .016cm solid var(--navy);
  transform: translateY(-.03cm);
}
.instruction {
  border: .032cm solid var(--gold);
  border-radius: .17cm;
  padding: .055cm .13cm;
  min-height: .46cm;
  display: flex;
  align-items: center;
  overflow: hidden;
}
.instruction span {
  font-size: 9.2px;
  font-weight: 900;
  line-height: 1;
  white-space: nowrap;
  color: var(--navy);
}
.oficio-ticket .instruction span {
  font-size: 10.2px;
}
.question-value {
  margin: 0;
  padding: .015cm .03cm .01cm;
  color: var(--navy);
  font-size: 8.35px;
  line-height: 1.18;
  overflow: hidden;
}
.oficio-ticket .question-value {
  font-size: 9.25px;
}
.answer-box {
  min-height: 0;
  border: .032cm solid var(--navy2);
  border-radius: .14cm;
  background: rgba(255,253,248,.995);
  padding: .12cm .14cm .10cm;
  overflow: hidden;
}
.answer-lines {
  height: 100%;
  display: grid;
}
.answer-line {
  align-self: end;
  border-bottom: .012cm dashed var(--gray-line);
}
/* Paso 2 */
.print-layout {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 26px;
  align-items: start;
}
.format-options {
  display: grid;
  gap: 10px;
  margin-top: 12px;
}
.format-card {
  border: 1px solid #d3c2ad;
  border-radius: 12px;
  background: white;
  padding: 12px;
  text-align: left;
}
.format-card.active {
  border-color: var(--navy2);
  box-shadow: 0 0 0 2px rgba(118,88,68,.13);
}
.format-card strong {
  display: block;
  color: var(--navy);
  margin-bottom: 3px;
}
.format-card span {
  font-size: 12px;
  color: #786b60;
}
.print-preview-wrap {
  overflow: auto;
  padding: 8px;
}
.print-sheet {
  position: relative;
  margin: 0 auto 24px;
  background: white;
  box-shadow: 0 8px 26px rgba(0,0,0,.16);
  transform-origin: top center;
}
.print-sheet.carta {
  width: 21.59cm;
  height: 27.94cm;
}
.print-sheet.oficio {
  width: 21.6cm;
  height: 33cm;
}
.cut-v {
  position: absolute;
  left: 50%;
  top: 0;
  height: 100%;
  border-left: 1px dashed #777;
  transform: translateX(-.5px);
  z-index: 20;
}
.cut-h {
  position: absolute;
  top: 50%;
  left: 0;
  width: 100%;
  border-top: 1px dashed #777;
  transform: translateY(-.5px);
  z-index: 20;
}
.print-slot {
  position: absolute;
}
.print-sheet.carta .print-slot {
  width: 8.26cm;
  height: 11.43cm;
}
.print-sheet.carta .slot-tl { left:1.27cm; top:1.27cm; }
.print-sheet.carta .slot-tr { right:1.27cm; top:1.27cm; }
.print-sheet.carta .slot-bl { left:1.27cm; bottom:1.27cm; }
.print-sheet.carta .slot-br { right:1.27cm; bottom:1.27cm; }
.print-sheet.oficio .print-slot {
  width: 8.26cm;
  height: 13.96cm;
}
.print-sheet.oficio .slot-tl { left:1.27cm; top:1.27cm; }
.print-sheet.oficio .slot-tr { right:1.27cm; top:1.27cm; }
.print-sheet.oficio .slot-bl { left:1.27cm; bottom:1.27cm; }
.print-sheet.oficio .slot-br { right:1.27cm; bottom:1.27cm; }
.print-slot .ticket {
  width: 100%;
  height: 100%;
  box-shadow: none;
}
.print-help {
  margin-top: 12px;
  color: #786b60;
  font-size: 12px;
  line-height: 1.45;
}
@media (max-width: 980px) {
  .editor-grid,
  .print-layout {
    grid-template-columns: 1fr;
  }
  .panel {
    position: static;
  }
}
@media print {
  html, body {
    margin: 0 !important;
    padding: 0 !important;
    background: white !important;
  }
  body * {
    visibility: hidden !important;
  }
  #printSheet,
  #printSheet * {
    visibility: visible !important;
  }
  #printSheet {
    position: absolute !important;
    left: 0 !important;
    top: 0 !important;
    margin: 0 !important;
    box-shadow: none !important;
  }
}
@page {
  size: Letter portrait;
  margin: 0;
}
/* =========================
   REVERSO: hoja de escritura
   ========================= */
.back-ticket{
  width:8.26cm;
  height:11.43cm;
  background:var(--navy2);
  padding:.13cm;
  border-radius:.27cm;
  overflow:hidden;
  print-color-adjust:exact;
  -webkit-print-color-adjust:exact;
  box-shadow:0 8px 24px rgba(0,0,0,.12);
}
.back-ticket.oficio{
  width:8.26cm;
  height:13.96cm;
}
.back-inner{
  width:100%;
  height:100%;
  background:#fff;
  border:.035cm solid #fff;
  border-radius:.19cm;
  position:relative;
  overflow:hidden;
}
.back-inner::after{
  content:"";
  position:absolute;
  inset:.065cm;
  border:.032cm solid var(--navy2);
  border-radius:.15cm;
  pointer-events:none;
  z-index:2;
}
.back-writing-area{
  position:absolute;
  inset:.36cm .30cm .26cm;
  display:grid;
  grid-template-rows:repeat(28,1fr);
  z-index:1;
}
.back-ticket.oficio .back-writing-area{
  inset:.36cm .30cm .28cm;
  grid-template-rows:repeat(34,1fr);
}
.back-writing-line{
  align-self:end;
  border-bottom:.014cm dashed rgba(118,88,68,.48);
}
.reverse-option{
  width:100%;
}
.reverse-option.active{
  border-color:var(--navy2);
  box-shadow:0 0 0 2px rgba(11,52,120,.10);
}
.reverse-preview-card{
  display:flex;
  justify-content:center;
  align-items:flex-start;
  min-height:500px;
}
.print-slot .back-ticket{
  width:100%;
  height:100%;
  box-shadow:none;
}
/* =========================
   PASO FINAL: DOS PLANAS
   ========================= */
.duplex-preview{
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:10px;
}
.page-caption{
  width:min(100%, 21.6cm);
  margin:4px auto 0;
  color:#6d5f54;
  font-size:13px;
  font-weight:800;
  text-align:left;
}
.final-summary{
  display:grid;
  gap:8px;
  margin-top:14px;
  padding:12px;
  border:1px solid #dfd3c4;
  border-radius:12px;
  background:#fffaf2;
}
.final-summary div{
  display:flex;
  justify-content:space-between;
  gap:12px;
  font-size:12px;
}
.final-summary strong{
  color:var(--navy);
}
@media print{
  /* Anula la regla antigua que solo imprimía #printSheet */
  #duplexPrint,
  #duplexPrint *{
    visibility:visible !important;
  }
  #duplexPrint{
    position:absolute !important;
    left:0 !important;
    top:0 !important;
    width:auto !important;
    margin:0 !important;
    padding:0 !important;
    gap:0 !important;
  }
  #duplexPrint .page-caption{
    display:none !important;
  }
  #duplexPrint .print-sheet{
    margin:0 !important;
    box-shadow:none !important;
    overflow:hidden !important;
    break-after:auto;
    page-break-after:auto;
  }
  #backSheet{
    break-before:page !important;
    page-break-before:always !important;
  }
  #frontSheet,
  #backSheet{
    position:relative !important;
    left:auto !important;
    top:auto !important;
  }
}
/* Integración L33M3 / optimización */
html{background:var(--ui-bg)}
body.ticket-tool{overflow-x:hidden}
.ticket-tool .app{width:min(1240px,100%);padding:18px 18px 30px}
.ticket-tool .topbar{margin-bottom:14px;padding-right:4px}
.ticket-tool .editor-grid{grid-template-columns:minmax(300px,360px) minmax(0,1fr);gap:20px}
.ticket-tool .print-layout{grid-template-columns:280px minmax(0,1fr);gap:20px}
.ticket-tool .panel{padding:16px;border-radius:14px}
.ticket-tool .preview-card,.ticket-tool .reverse-preview-card{min-height:430px}
.ticket-tool .back-to-archive{display:inline-flex;align-items:center;min-height:36px;padding:0 12px;border-radius:999px;border:1px solid #c9d0da;color:#24364e;background:#fff;text-decoration:none;font-size:12px;font-weight:800}
.ticket-tool .topbar-actions{display:flex;gap:8px;align-items:center}
.ticket-tool .format-card{cursor:pointer}
@media(max-width:980px){.ticket-tool .editor-grid,.ticket-tool .print-layout{grid-template-columns:1fr}.ticket-tool .preview-card,.ticket-tool .reverse-preview-card{min-height:0}}
@media(max-width:620px){.ticket-tool .app{padding:72px 10px 20px}.ticket-tool .topbar{align-items:flex-start}.ticket-tool .topbar h1{font-size:19px}.ticket-tool .panel{padding:13px}}


/* =========================================================
   Ticket de salida · revisión pública 04
   Paleta crema/café + personalización de logos e imágenes.
   ========================================================= */
.ticket-tool .brand-badge-image{
  width:48px;
  height:48px;
  object-fit:contain;
  border-radius:12px;
  border:1px solid var(--ui-border);
  background:#fffdf8;
  padding:4px;
}
.ticket-tool .panel{
  background:#fffdf8;
  border-color:var(--ui-border);
  box-shadow:0 10px 28px rgba(74,55,41,.09);
}
.ticket-tool textarea,
.ticket-tool input[type="file"],
.ticket-tool select{
  width:100%;
  border:1px solid #cdbda9;
  border-radius:10px;
  background:#fff;
  color:#40352d;
}
.ticket-tool input[type="file"]{
  padding:8px;
  font-size:12px;
}
.ticket-tool select{
  min-height:40px;
  padding:0 10px;
}
.ticket-tool input[type="file"]::file-selector-button{
  border:0;
  border-radius:8px;
  background:#e9decf;
  color:#4b392f;
  font-weight:800;
  padding:7px 9px;
  margin-right:9px;
  cursor:pointer;
}
.ticket-tool .editor-group{
  margin:15px 0;
  padding:13px;
  border:1px solid #dfd3c4;
  border-radius:12px;
  background:#f8f2e8;
}
.ticket-tool .editor-group-title{
  margin-bottom:8px;
  font-size:12px;
  font-weight:900;
  letter-spacing:.045em;
  text-transform:uppercase;
  color:#6b584a;
}
.ticket-tool .upload-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:10px;
}
.ticket-tool .upload-field label,
.ticket-tool .question-image-controls label{
  margin-top:6px;
}
.ticket-tool .upload-field small,
.ticket-tool .question-image-controls small{
  display:block;
  margin-top:5px;
  color:#827264;
  font-size:11px;
  line-height:1.35;
}
.ticket-tool .btn.tertiary{
  margin-top:9px;
  border:1px solid #cdbda9;
  background:#fffaf2;
  color:#5b4739;
}
.ticket-tool .btn-compact{
  padding:7px 10px;
  border-radius:9px;
  font-size:11px;
}
.ticket-tool .btn.primary{
  background:#765844;
  color:#fff;
}
.ticket-tool .btn.primary:hover{
  background:#604633;
}
.ticket-tool .btn.secondary{
  background:#eee5d8;
  color:#514237;
}
.ticket-tool .btn.outline{
  background:#fffdf8;
  color:#5d493a;
  border-color:#ccbba6;
}
.ticket-tool .back-to-archive{
  border-color:#d3c3b0;
  color:#5c493b;
  background:#fffaf2;
}

/* El ticket mantiene la composición del original, pero con identidad cálida. */
.ticket{
  background:var(--navy2);
}
.sheet{
  background-color:#fffdf8;
}
.sheet::after{
  border-color:var(--navy2);
}
.logo{
  object-fit:contain;
}
.title{
  font-family:"Arial Black", Arial, "Helvetica Neue", Helvetica, sans-serif;
  color:var(--navy);
}
.objective-box,
.instruction{
  background:rgba(255,253,248,.985);
}
.answer-box{
  background:rgba(255,253,248,.995);
}
.question-block{
  min-height:0;
  overflow:hidden;
  display:flex;
  flex-direction:column;
  gap:.05cm;
}
.question-image{
  display:block;
  max-width:100%;
  object-fit:contain;
}
.question-image[hidden]{
  display:none!important;
}
.question-image-inline{
  width:100%;
  max-height:1.35cm;
  margin:0 auto;
}
.oficio-ticket .question-image-inline{
  max-height:1.8cm;
}
.answer-box.has-image,
.ticket.has-answer-image .answer-box{
  display:flex;
  align-items:center;
  justify-content:center;
  padding:.12cm;
}
.question-image-answer{
  width:100%;
  height:100%;
  max-height:100%;
  object-fit:contain;
}
.ticket.has-answer-image .answer-lines{
  display:none!important;
}
.ticket.has-answer-image .answer-box{
  background:#fffdf8;
}
.back-ticket{
  background:var(--navy2);
}
.back-inner{
  background:#fffdf8;
}

/* Mejor lectura en pantalla sin alterar las medidas de impresión. */
.ticket-tool .preview-card{
  background:#f8f2e8;
}
.ticket-tool .print-preview-wrap{
  background:#f1e9dd;
  border-radius:14px;
}
.ticket-tool .format-card{
  background:#fffdf8;
}
.ticket-tool .format-card.active{
  border-color:var(--navy2);
}
.ticket-tool .format-card strong,
.ticket-tool .final-summary strong{
  color:var(--navy);
}

@media(max-width:620px){
  .ticket-tool .upload-grid{grid-template-columns:1fr}
  .ticket-tool .brand-badge-image{width:42px;height:42px}
}
.book{color:var(--navy2)}