:root {
  --page-width: 210mm;
  --page-height: 297mm;
  --line: #cbd5e1;
  --accent: #0f766e;
  --soft: #f4f7fb;
  --text: #0f172a;
  --font-size-base: 12pt;
}

html,
body {
  height: 100%;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  color: var(--text);
  background: #eef2f7;
  font-family: "Segoe UI", Arial, sans-serif;
  font-size: var(--font-size-base);
  overflow: hidden;
}

.layout {
  display: grid;
  grid-template-columns: 360px 1fr;
  gap: 16px;
  padding: 16px;
  align-items: start;
  height: 100vh;
  min-height: 0;
}

.control-panel {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 16px;
  height: calc(100vh - 32px);
  min-height: 0;
  overflow: auto;
  overscroll-behavior: contain;
}

.control-panel h1 {
  margin: 0 0 8px;
  font-size: 12pt;
}

.toolbar,
.toggle-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.toolbar label {
  display: grid;
  gap: 4px;
  font-weight: 600;
  flex: 1 1 150px;
}

.toolbar input {
  min-height: 40px;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 8px 10px;
  font-size: var(--font-size-base);
}

button {
  border: 0;
  border-radius: 10px;
  padding: 10px 14px;
  background: #1d4ed8;
  color: #fff;
  font-size: var(--font-size-base);
  cursor: pointer;
}

button:hover {
  background: #1e40af;
}

button:disabled {
  opacity: 0.6;
  cursor: wait;
}

.subject-list {
  display: grid;
  gap: 14px;
  margin-top: 16px;
}

.subject-group {
  display: grid;
  gap: 10px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fbfdff;
}

.subject-group h3 {
  margin: 0;
  font-size: var(--font-size-base);
  color: #174072;
}

.subject-group-list {
  display: grid;
  gap: 8px;
}

.subject-option {
  display: flex;
  gap: 10px;
  align-items: center;
  padding: 9px 10px;
  border: 1px solid #dde6f4;
  border-radius: 12px;
  background: var(--soft);
}

.subject-option input {
  inline-size: 18px;
  block-size: 18px;
}

.subject-option span {
  font-weight: 600;
  font-size: var(--font-size-base);
}

.state {
  margin: 14px 0 0;
  font-weight: 600;
  color: var(--accent);
  font-size: var(--font-size-base);
}

.preview {
  display: grid;
  justify-items: center;
  gap: 20px;
  height: calc(100vh - 32px);
  min-height: 0;
  overflow: auto;
  overscroll-behavior: contain;
  padding-right: 8px;
}

.sheet-page {
  width: var(--page-width);
  height: var(--page-height);
  padding: 9mm;
  background: #fff;
  color: #111827;
  box-shadow: 0 12px 32px rgba(15, 23, 42, 0.14);
  display: grid;
  gap: 4mm;
  overflow: hidden;
}

.sheet-page.page-one {
  grid-template-rows: auto 1fr;
}

.page-header {
  border: 1.5px solid #111827;
  border-radius: 12px;
  padding: 4mm 5mm;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 5mm;
  background: linear-gradient(135deg, rgba(15, 118, 110, 0.08), rgba(29, 78, 216, 0.05)), #fff;
}

.header-copy {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.eyebrow {
  margin: 0 0 2mm;
  font-size: var(--font-size-base);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #0f766e;
}

.header-copy h2 {
  margin: 0;
  font-size: 16pt;
}

.header-copy p {
  margin: 2mm 0 0;
  font-size: var(--font-size-base);
}

.student-box {
  border: 1.5px solid #111827;
  border-radius: 12px;
  padding: 4mm;
  display: grid;
  gap: 3mm;
  align-content: start;
  background: rgba(255, 255, 255, 0.88);
}

.student-line {
  display: grid;
  gap: 3mm;
}

.student-line span {
  font-size: var(--font-size-base);
  font-weight: 700;
}

.write-line {
  border-bottom: 1.5px solid #111827;
  min-height: 7mm;
}

.sheet-columns {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3mm;
  min-height: 0;
  align-items: start;
}

.sheet-columns--full {
  height: 100%;
}

.sheet-column {
  min-height: 0;
  height: 100%;
  display: grid;
  align-content: start;
  gap: 3mm;
}

.weekset-source-card {
  border: 1.5px solid #111827;
  border-radius: 12px;
  padding: 2.5mm;
  background: #fff;
  display: grid;
  gap: 2mm;
  overflow: hidden;
}

.weekset-source-head {
  display: flex;
  justify-content: space-between;
  align-items: start;
  gap: 8px;
}

.weekset-source-head h3 {
  margin: 0;
  font-size: var(--font-size-base);
  line-height: 1.2;
}

.weekset-source-count {
  font-size: 9pt;
  font-weight: 700;
  color: #174072;
  white-space: nowrap;
}

.weekset-embed-html {
  width: 100%;
  border: 0;
  display: block;
  background: #fff;
  overflow: hidden;
}

.weekset-embed-stack {
  display: grid;
  gap: 6px;
  align-items: start;
}

.weekset-source-card.layout-1 .weekset-embed-stack {
  grid-template-columns: 1fr;
}

.weekset-source-card.layout-2 .weekset-embed-stack {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.weekset-source-card.layout-3 .weekset-embed-stack {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.weekset-embed-stack > * {
  min-width: 0;
}

.weekset-embed-html .task,
.weekset-embed-html .task-card,
.weekset-embed-html .opgave,
.weekset-embed-html .dm-weekset-task {
  border: 2px solid #c7d2e3 !important;
  border-radius: 12px !important;
  padding: 4px 5px !important;
  min-height: 84px !important;
  display: grid !important;
  grid-template-columns: minmax(0, 1.3fr) minmax(88px, 1.1fr) !important;
  grid-template-rows: auto minmax(0, 1fr) !important;
  column-gap: 4px !important;
  row-gap: 1px !important;
  align-items: start !important;
  background: linear-gradient(180deg, #fcfdff, #f4f8ff) !important;
  box-shadow: none !important;
  margin: 0 !important;
  width: auto !important;
  max-width: none !important;
}

.weekset-embed-html .head {
  display: block !important;
  grid-column: 1 / -1 !important;
  margin-bottom: 0 !important;
  line-height: 1 !important;
}

.weekset-embed-html .opgnr {
  font-size: var(--font-size-base) !important;
  font-weight: 700 !important;
  color: #0f172a !important;
  display: block !important;
  margin: 0 !important;
}

.weekset-embed-html .expr {
  margin-left: 0 !important;
  font-size: var(--font-size-base) !important;
  font-weight: 600 !important;
  line-height: 1.02 !important;
  text-align: left !important;
  color: #0b2a5b !important;
  display: flex !important;
  align-items: flex-start !important;
  justify-content: flex-start !important;
  flex-wrap: wrap !important;
  gap: 2px !important;
  grid-column: 1 !important;
  grid-row: 2 !important;
  min-width: 0 !important;
  align-self: start !important;
  margin-top: -1px !important;
}

.weekset-embed-html .expr > *,
.weekset-embed-html .expr p,
.weekset-embed-html .expr div,
.weekset-embed-html .expr span {
  margin-top: 0 !important;
  margin-bottom: 0 !important;
}

.weekset-embed-html .workspace,
.weekset-embed-html .dm-generated-workspace {
  min-height: 74px !important;
  border-radius: 6px !important;
  border: 1px dashed #c9c9c9 !important;
  padding: 5px 6px !important;
  background-image:
    linear-gradient(to right, #e6e6e6 1px, transparent 1px),
    linear-gradient(to bottom, #e6e6e6 1px, transparent 1px) !important;
  background-size: 11px 11px !important;
  background-color: #fff !important;
  grid-column: 2 !important;
  grid-row: 1 / span 2 !important;
  margin-top: 0 !important;
  align-self: stretch !important;
  justify-self: stretch !important;
  height: 100% !important;
}

.weekset-embed-html .dm-weekset-answer {
  display: none !important;
  color: #dc2626 !important;
  font-size: 13pt !important;
  font-weight: 800 !important;
  line-height: 1.1 !important;
  background: rgba(255, 255, 255, 0.86) !important;
  border-radius: 4px !important;
  padding: 2px 4px !important;
}

.preview.show-answers .weekset-embed-html .dm-weekset-answer,
.weekset-source-card.show-answers .weekset-embed-html .dm-weekset-answer {
  display: block !important;
}

.weekset-embed-html .functions-board,
.weekset-embed-html .canvas-wrap,
.weekset-embed-html .figure {
  position: relative !important;
}

.weekset-embed-html .dm-functions-answer-board {
  display: none !important;
  position: absolute !important;
  inset: 0 !important;
}

.weekset-embed-html .dm-functions-answer-board svg {
  width: 100% !important;
  height: auto !important;
}

.preview.show-answers .weekset-embed-html .dm-functions-answer-board,
.weekset-source-card.show-answers .weekset-embed-html .dm-functions-answer-board {
  display: block !important;
}

.weekset-embed-html .functions-board .dm-weekset-answer,
.weekset-embed-html .canvas-wrap .dm-weekset-answer,
.weekset-embed-html .figure .dm-weekset-answer {
  position: absolute !important;
  left: 6px !important;
  bottom: 6px !important;
  max-width: calc(100% - 12px) !important;
}

.weekset-embed-html .dm-weekset-graphic-stack {
  display: grid !important;
  position: relative !important;
}

.weekset-embed-html .dm-weekset-graphic-stack > img {
  grid-area: 1 / 1 !important;
  width: 100% !important;
  height: auto !important;
}

.weekset-embed-html .dm-weekset-answer-graphic {
  display: none !important;
}

.preview.show-answers .weekset-embed-html .dm-weekset-answer-graphic,
.weekset-source-card.show-answers .weekset-embed-html .dm-weekset-answer-graphic {
  display: block !important;
}

.weekset-embed-html .dm-compact-task {
  min-height: 72px !important;
  gap: 2px !important;
}

.weekset-embed-html .dm-compact-task .workspace,
.weekset-embed-html .dm-compact-task .dm-generated-workspace {
  min-height: 58px !important;
}

.weekset-source-card.layout-3 .weekset-embed-html .task,
.weekset-source-card.layout-3 .weekset-embed-html .task-card,
.weekset-source-card.layout-3 .weekset-embed-html .opgave,
.weekset-source-card.layout-3 .weekset-embed-html .dm-weekset-task {
  min-height: 76px !important;
}

.weekset-source-card.layout-3 .weekset-embed-html .workspace,
.weekset-source-card.layout-3 .weekset-embed-html .dm-generated-workspace {
  min-height: 68px !important;
}

.weekset-source-card.layout-3 .weekset-embed-html .expr {
  font-size: 11pt !important;
}

.weekset-source-card.layout-3 .weekset-embed-html .opgnr {
  font-size: 11pt !important;
}

.weekset-source-card[data-group-key*="regningsarter"] .weekset-embed-html .task,
.weekset-source-card[data-group-key*="regningsarter"] .weekset-embed-html .task-card,
.weekset-source-card[data-group-key*="regningsarter"] .weekset-embed-html .opgave,
.weekset-source-card[data-group-key*="regningsarter"] .weekset-embed-html .dm-weekset-task {
  grid-template-columns: minmax(0, 1.05fr) minmax(98px, 1.35fr) !important;
}

.weekset-source-card[data-group-key*="regningsarter"] .weekset-embed-html .expr {
  margin-top: -4px !important;
}

.weekset-source-card[data-group-key*="regningsarter"] .weekset-embed-html .workspace,
.weekset-source-card[data-group-key*="regningsarter"] .weekset-embed-html .dm-generated-workspace {
  min-height: 76px !important;
}

.weekset-source-card.layout-3 .weekset-embed-html .dm-compact-task {
  min-height: 66px !important;
}

.weekset-source-card.layout-3 .weekset-embed-html .dm-compact-task .workspace,
.weekset-source-card.layout-3 .weekset-embed-html .dm-compact-task .dm-generated-workspace {
  min-height: 52px !important;
}

.weekset-embed-html .fraction,
.weekset-embed-html .frac {
  display: inline-flex !important;
  flex-direction: column !important;
  align-items: center !important;
  justify-content: center !important;
  min-width: 1.8em !important;
  margin: 0 2px !important;
  line-height: 1 !important;
  vertical-align: middle !important;
  font-size: var(--font-size-base) !important;
}

.weekset-embed-html .fraction-line {
  width: 1.8em !important;
  margin: 1px auto !important;
  border-top: 1px solid currentColor !important;
  min-height: 0 !important;
  display: block !important;
}

.weekset-embed-html .operator {
  position: static !important;
  top: auto !important;
  display: inline-flex !important;
  align-items: center !important;
  font-size: var(--font-size-base) !important;
  line-height: 1 !important;
}

.weekset-embed-html .top,
.weekset-embed-html .bottom {
  display: block !important;
  text-align: center !important;
}

.weekset-embed-html .dm-problem-title {
  font-weight: 700 !important;
}

.weekset-embed-html .dm-area-expr {
  display: flex !important;
  flex-direction: column !important;
  align-items: flex-start !important;
  justify-content: flex-start !important;
  gap: 5px !important;
}

.weekset-embed-html .dm-area-expr .dm-problem-title {
  font-size: var(--font-size-base) !important;
}

.weekset-embed-html .dm-area-info {
  margin: 0 !important;
  padding-left: 18px !important;
  line-height: 1.15 !important;
}

.weekset-embed-html .dm-area-formula {
  font-weight: 700 !important;
  line-height: 1.1 !important;
}

.weekset-embed-html .algebra-example,
.weekset-embed-html .algebra-step {
  display: none !important;
}

.weekset-embed-html .frac .top {
  border-bottom: 1px solid currentColor !important;
  padding: 0 2px 1px 2px !important;
}

.weekset-embed-html .frac .bottom {
  padding: 1px 2px 0 2px !important;
}

.weekset-embed-html .answer,
.weekset-embed-html .answers,
.weekset-embed-html .facit,
.weekset-embed-html .task-answer,
.weekset-embed-html .answer--functions {
  display: none !important;
}

.weekset-embed-html img,
.weekset-embed-html canvas,
.weekset-embed-html svg {
  max-width: 100% !important;
  height: auto !important;
}

.weekset-source-card[data-label-key*="arealberegninger-fra-geometri"] .weekset-embed-html .task,
.weekset-source-card[data-label-key*="arealberegninger-fra-geometri"] .weekset-embed-html .task-card,
.weekset-source-card[data-label-key*="arealberegninger-fra-geometri"] .weekset-embed-html .opgave,
.weekset-source-card[data-label-key*="arealberegninger-fra-geometri"] .weekset-embed-html .dm-weekset-task {
  grid-template-columns: minmax(0, 1.1fr) minmax(160px, 1fr) !important;
}

.weekset-source-card[data-label-key*="arealberegninger-fra-geometri"] .weekset-embed-html .figure {
  width: 100% !important;
  margin: 0 !important;
}

.weekset-source-card[data-label-key*="arealberegninger-fra-geometri"] .weekset-embed-html .figure svg {
  width: 100% !important;
  max-width: 180px !important;
  height: auto !important;
}

.weekset-source-card[data-label-key*="arealberegninger-fra-geometri"] .weekset-embed-html .shape {
  fill: none !important;
  stroke: #111 !important;
}

.weekset-source-card[data-label-key*="arealberegninger-fra-geometri"] .weekset-embed-html .aux,
.weekset-source-card[data-label-key*="arealberegninger-fra-geometri"] .weekset-embed-html .rt-mark,
.weekset-source-card[data-label-key*="arealberegninger-fra-geometri"] .weekset-embed-html .lbl {
  stroke: #111 !important;
  fill: #111 !important;
}

.weekset-source-card[data-label-key*="reduktion"] .weekset-embed-html .task,
.weekset-source-card[data-label-key*="reduktion"] .weekset-embed-html .task-card,
.weekset-source-card[data-label-key*="reduktion"] .weekset-embed-html .opgave,
.weekset-source-card[data-label-key*="reduktion"] .weekset-embed-html .dm-weekset-task {
  grid-template-columns: 1fr !important;
  grid-template-rows: auto auto auto !important;
}

.weekset-source-card[data-label-key*="reduktion"] .weekset-embed-html .head {
  grid-column: 1 !important;
  grid-row: 1 !important;
}

.weekset-source-card[data-label-key*="reduktion"] .weekset-embed-html .expr {
  grid-column: 1 !important;
  grid-row: 2 !important;
  margin-top: 0 !important;
}

.weekset-source-card[data-label-key*="reduktion"] .weekset-embed-html .workspace,
.weekset-source-card[data-label-key*="reduktion"] .weekset-embed-html .dm-generated-workspace {
  grid-column: 1 !important;
  grid-row: 3 !important;
  min-height: 66px !important;
  margin-top: 4px !important;
}

.weekset-source-card[data-label-key*="flytning-spejling-og-drejning"] .weekset-embed-html .task,
.weekset-source-card[data-label-key*="flytning-spejling-og-drejning"] .weekset-embed-html .task-card,
.weekset-source-card[data-label-key*="flytning-spejling-og-drejning"] .weekset-embed-html .opgave,
.weekset-source-card[data-label-key*="flytning-spejling-og-drejning"] .weekset-embed-html .dm-weekset-task {
  grid-template-columns: 1fr !important;
  grid-template-rows: auto 1fr !important;
  min-height: 150px !important;
}

.weekset-source-card[data-label-key*="flytning-spejling-og-drejning"] .weekset-embed-html .expr {
  grid-column: 1 !important;
  grid-row: 2 !important;
  width: 100% !important;
}

.weekset-source-card[data-label-key*="flytning-spejling-og-drejning"] .weekset-embed-html .workspace,
.weekset-source-card[data-label-key*="flytning-spejling-og-drejning"] .weekset-embed-html .dm-generated-workspace {
  display: none !important;
}

.weekset-source-card[data-label-key*="flytning-spejling-og-drejning"] .weekset-embed-html .canvas-wrap,
.weekset-source-card[data-label-key*="flytning-spejling-og-drejning"] .weekset-embed-html img,
.weekset-source-card[data-label-key*="flytning-spejling-og-drejning"] .weekset-embed-html canvas {
  width: 100% !important;
  max-width: 100% !important;
  height: auto !important;
}

.weekset-source-card[data-label-key*="blandede-opgaver-i-funktioner"] .weekset-embed-html .task,
.weekset-source-card[data-label-key*="blandede-opgaver-i-funktioner"] .weekset-embed-html .task-card,
.weekset-source-card[data-label-key*="blandede-opgaver-i-funktioner"] .weekset-embed-html .opgave,
.weekset-source-card[data-label-key*="blandede-opgaver-i-funktioner"] .weekset-embed-html .dm-weekset-task {
  grid-template-columns: 1fr !important;
  grid-template-rows: auto 1fr !important;
  min-height: 410px !important;
}

.weekset-source-card[data-label-key*="blandede-opgaver-i-funktioner"] .weekset-embed-html .expr {
  grid-column: 1 !important;
  grid-row: 2 !important;
  width: 100% !important;
}

.weekset-source-card[data-label-key*="blandede-opgaver-i-funktioner"] .weekset-embed-html .workspace,
.weekset-source-card[data-label-key*="blandede-opgaver-i-funktioner"] .weekset-embed-html .dm-generated-workspace {
  display: none !important;
}

.weekset-source-card[data-label-key*="blandede-opgaver-i-funktioner"] .weekset-embed-html .functions-card {
  display: grid !important;
  grid-template-rows: minmax(38px, auto) 330px !important;
  align-items: start !important;
  gap: 6px !important;
  width: 100% !important;
  height: auto !important;
}

.weekset-source-card[data-label-key*="blandede-opgaver-i-funktioner"] .weekset-embed-html .functions-prompt {
  min-height: 0 !important;
  font-size: 10.5pt !important;
  line-height: 1.15 !important;
}

.weekset-source-card[data-label-key*="blandede-opgaver-i-funktioner"] .weekset-embed-html .functions-board {
  flex: none !important;
  width: 330px !important;
  min-width: 330px !important;
  max-width: 330px !important;
  height: 330px !important;
  margin: 0 auto !important;
  padding: 4px !important;
  overflow: hidden !important;
}

.weekset-source-card[data-label-key*="blandede-opgaver-i-funktioner"] .weekset-embed-html .functions-board > svg,
.weekset-source-card[data-label-key*="blandede-opgaver-i-funktioner"] .weekset-embed-html .functions-board .coord-svg,
.weekset-source-card[data-label-key*="blandede-opgaver-i-funktioner"] .weekset-embed-html .dm-functions-answer-board svg {
  width: 100% !important;
  height: 100% !important;
}

.weekset-source-card[data-label-key*="blandede-opgaver-i-funktioner"] .weekset-embed-html .dm-functions-answer-board {
  inset: 4px !important;
}
.weekset-placeholder {
  background: linear-gradient(180deg, #f8fbff, #eef6ff);
  border-style: dashed;
  border-color: #9bb7dc;
}

.weekset-placeholder-lines {
  display: grid;
  gap: 8px;
}

.weekset-placeholder-lines span {
  display: block;
  height: 14px;
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(157, 181, 214, 0.35), rgba(186, 205, 232, 0.8), rgba(157, 181, 214, 0.35));
  background-size: 220px 100%;
  animation: dm-placeholder-move 1.8s linear infinite;
}

.weekset-placeholder-lines span:nth-child(2) {
  width: 82%;
}

.weekset-placeholder-lines span:nth-child(3) {
  width: 68%;
}

@keyframes dm-placeholder-move {
  from { background-position: -220px 0; }
  to { background-position: 220px 0; }
}

.measure-zone {
  position: fixed;
  left: -9999px;
  top: 0;
  visibility: hidden;
  pointer-events: none;
}

.dm-hidden-host {
  position: fixed;
  left: -9999px;
  top: 0;
  width: 1px;
  height: 1px;
  overflow: hidden;
  opacity: 0;
  pointer-events: none;
}

.dm-loader-frame-unused {
  width: 1200px;
  height: 1600px;
  border: 0;
}

.preview.show-answers .weekset-source-card {
  outline: 2px solid rgba(15, 118, 110, 0.18);
}

@media (max-width: 1260px) {
  body {
    overflow: auto;
  }

  .layout {
    grid-template-columns: 1fr;
    height: auto;
    min-height: 100vh;
  }

  .control-panel {
    height: auto;
    max-height: none;
  }

  .preview {
    height: auto;
    max-height: none;
    overflow-x: auto;
    overflow-y: visible;
    justify-items: start;
  }
}

@media print {
  @page {
    size: A4;
    margin: 0;
  }

  .dm-topbar,
  .dm-watermark {
    display: none !important;
  }

  body {
    background: #fff;
    margin: 0;
    padding: 0;
    height: auto;
    overflow: visible;
  }

  .layout {
    display: block;
    padding: 0;
    height: auto;
  }

  .control-panel,
  .measure-zone,
  .dm-hidden-host {
    display: none !important;
  }

  .preview {
    display: block;
    height: auto;
    overflow: visible;
    padding-right: 0;
  }

  .sheet-page {
    box-shadow: none;
    margin: 0;
    break-after: page;
  }

  .sheet-page:last-child {
    break-after: auto;
  }
}