/* Global Stylesheet for RBT Lakaran Workbook Portal */

:root {
  --primary-color: #d97706;      /* Gold/Amber-600 */
  --primary-hover: #b45309;      /* Dark Amber-700 */
  --primary-light: #fef3c7;      /* Gold/Amber-50 */
  --secondary-color: #1e40af;    /* Deep Blue-700 */
  --secondary-hover: #1d4ed8;    /* Blue-600 */
  --secondary-light: #eff6ff;    /* Blue-50 */
  --text-dark: #0f172a;          /* Slate-900 */
  --text-medium: #475569;        /* Slate-600 */
  --text-light: #94a3b8;         /* Slate-400 */
  --card-bg: #ffffff;
  --bg-color: #fafaf9;           /* Stone-50 warm drafting paper */
  --sketch-shadow: 4px 4px 0px rgba(15, 23, 42, 0.15);
  --sketch-shadow-hover: 6px 6px 0px rgba(15, 23, 42, 0.25);
}

html,
body {
  overflow-x: hidden;
  max-width: 100vw;
}

body {
  font-family: 'Outfit', 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  background-color: var(--bg-color);
  color: var(--text-dark);
  line-height: 1.6;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

/* Visible keyboard focus for learning pages and their shared navigation. */
:is(.nota-lakaran-page, .nota-page, .video-simulasi-page, .teknik-lakaran-page, .latihan-page, .guru-dashboard-page) :is(a, button, input, select, summary, canvas, main, h2, h3, video):focus-visible {
  outline: 3px solid var(--secondary-color);
  outline-offset: 4px;
}

/* Notebook / Graph Paper Grid Pattern */
.bg-workbook-sheet {
  background-color: #fafaf9;
  background-image:
    linear-gradient(to right, rgba(30, 64, 175, 0.04) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(30, 64, 175, 0.04) 1px, transparent 1px);
  background-size: 20px 20px;
}

/* Red notebook margin line on the left side of the page */
@media (min-width: 1024px) {
  .notebook-margin-guide {
    position: fixed;
    top: 0;
    bottom: 0;
    left: 72px;
    width: 2px;
    height: 100vh;
    background-color: rgba(239, 68, 68, 0.22);
    pointer-events: none;
    z-index: 1;
  }
}

/* Handwritten Accent Font (Caveat) */
.handwritten {
  font-family: 'Caveat', cursive;
  font-size: 1.6rem;
  color: var(--primary-color);
  transform: rotate(-2deg);
  display: inline-block;
}

/* Buttons - Tactile Neobrutalist Workbook Style */
.btn-workbook {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: 'Outfit', sans-serif;
  font-size: 0.95rem;
  font-weight: 700;
  padding: 10px 22px;
  border-radius: 8px;
  border: 2px solid var(--text-dark);
  cursor: pointer;
  text-decoration: none;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 3px 3px 0px var(--text-dark);
}

.btn-primary-workbook {
  background-color: var(--primary-color);
  color: #ffffff;
}

.btn-primary-workbook:hover {
  background-color: var(--primary-hover);
  transform: translate(-1px, -1px);
  box-shadow: 4px 4px 0px var(--text-dark);
}

.btn-primary-workbook:active {
  transform: translate(2px, 2px);
  box-shadow: 1px 1px 0px var(--text-dark);
}

.btn-secondary-workbook {
  background-color: var(--secondary-color);
  color: #ffffff;
}

.btn-secondary-workbook:hover {
  background-color: var(--secondary-hover);
  transform: translate(-1px, -1px);
  box-shadow: 4px 4px 0px var(--text-dark);
}

.btn-secondary-workbook:active {
  transform: translate(2px, 2px);
  box-shadow: 1px 1px 0px var(--text-dark);
}

.btn-white-workbook {
  background-color: #ffffff;
  color: var(--text-dark);
}

.btn-white-workbook:hover {
  background-color: #f8fafc;
  transform: translate(-1px, -1px);
  box-shadow: 4px 4px 0px var(--text-dark);
}

.btn-white-workbook:active {
  transform: translate(2px, 2px);
  box-shadow: 1px 1px 0px var(--text-dark);
}

/* Workbook Sketch Cards */
.workbook-card {
  background-color: var(--card-bg);
  border: 2px solid var(--text-dark);
  border-radius: 14px;
  padding: 22px 18px;
  box-shadow: var(--sketch-shadow);
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-sizing: border-box;
}

@media (min-width: 640px) {
  .workbook-card {
    padding: 26px 22px;
  }
}

.workbook-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 6px;
  height: 100%;
  background-color: var(--primary-color);
}

.workbook-card.blue-accent::before {
  background-color: var(--secondary-color);
}

.workbook-card:hover {
  transform: translate(-2px, -2px);
  box-shadow: var(--sketch-shadow-hover);
}

/* Keep reading surfaces and native playback controls stationary. */
.video-simulasi-page .workbook-card {
  transition: none;
}

.video-simulasi-page .workbook-card:hover {
  transform: none;
  box-shadow: var(--sketch-shadow);
}

/* Module Pill Badges */
.module-badge {
  background-color: var(--primary-light);
  color: var(--primary-hover);
  font-weight: 700;
  font-size: 0.75rem;
  padding: 3px 10px;
  border-radius: 9999px;
  display: inline-block;
  border: 1px solid rgba(217, 119, 6, 0.25);
  margin-bottom: 12px;
  width: fit-content;
}

.module-badge.blue {
  background-color: var(--secondary-light);
  color: var(--secondary-color);
  border-color: rgba(30, 64, 175, 0.2);
}

/* Sketching Design Callout Banner */
.design-banner {
  background-color: #ffffff;
  border: 2px solid var(--text-dark);
  border-radius: 14px;
  padding: 16px 18px;
  box-shadow: var(--sketch-shadow);
  display: flex;
  align-items: center;
  gap: 16px;
  width: 100%;
  box-sizing: border-box;
}

@media (min-width: 640px) {
  .design-banner {
    padding: 20px 24px;
    gap: 20px;
  }
}

/* Native Dialog Overlay */
dialog#video-dialog {
  border: 2px solid var(--text-dark);
  border-radius: 14px;
  padding: 24px;
  max-width: 680px;
  width: 92vw;
  box-shadow: 8px 8px 0px var(--text-dark);
  background: #ffffff;
  margin: auto;
}

dialog#video-dialog::backdrop {
  background: rgba(15, 23, 42, 0.55);
  backdrop-filter: blur(2px);
}

dialog[open] {
  animation: modalFadeIn 0.2s ease-out;
}

@keyframes modalFadeIn {
  from {
    opacity: 0;
    transform: scale(0.97) translateY(6px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

/* Teknik Lakaran: one stationary workbook experiment, not a moving card. */
.shadow-skip-link {
  position: fixed;
  top: 12px;
  left: 16px;
  z-index: 60;
  transform: translateY(-150%);
}

.shadow-skip-link:focus {
  transform: none;
}

.shadow-lab.workbook-card {
  display: block;
  padding: 0;
  transition: none;
}

.shadow-lab.workbook-card:hover {
  transform: none;
  box-shadow: var(--sketch-shadow);
}

.shadow-lab-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
}

.shadow-controls {
  padding: 24px;
  background: #fff;
  border-bottom: 2px solid var(--text-dark);
}

.shadow-presets {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.shadow-preset {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  min-width: 0;
  padding: 12px 8px;
  border: 2px solid var(--text-dark);
  border-radius: 8px;
  background: #fff;
  box-shadow: 2px 2px 0 var(--text-dark);
  text-align: center;
  line-height: 1.35;
}

.shadow-preset:hover {
  background: var(--secondary-light);
}

.shadow-preset[aria-pressed="true"] {
  background: var(--primary-light);
}

.shadow-preset strong {
  display: block;
  font-size: 0.875rem;
  font-weight: 800;
}

.shadow-preset-icon {
  width: 48px;
  height: 40px;
  flex-shrink: 0;
}

.shadow-preset-note {
  display: block;
  margin-top: 4px;
  color: var(--text-medium);
  font-size: 0.75rem;
}

.shadow-preset-check {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  visibility: hidden;
}

.shadow-preset[aria-pressed="true"] .shadow-preset-check {
  visibility: visible;
}

.shadow-adjustments {
  margin-top: 24px;
  padding-top: 16px;
  border-top: 1px solid #cbd5e1;
}

.shadow-range-heading {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
  font-size: 0.8125rem;
  font-weight: 600;
}

.shadow-range-heading output {
  color: var(--secondary-color);
  font-weight: 800;
}

.shadow-adjustments input {
  display: block;
  width: 100%;
  height: 32px;
  accent-color: var(--secondary-color);
  cursor: pointer;
}

.shadow-range-ends {
  display: flex;
  justify-content: space-between;
  font-size: 0.75rem;
  color: var(--text-medium);
}

.shadow-model-note {
  margin-top: 20px;
  font-size: 0.75rem;
  color: var(--text-medium);
  line-height: 1.5;
}

.shadow-figure {
  min-width: 0;
  display: flex;
  flex-direction: column;
}

.shadow-scene-heading {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 16px 20px;
  border-bottom: 1px solid #cbd5e1;
  font-size: 0.875rem;
}

.shadow-stage {
  position: relative;
}

.shadow-stage > svg {
  display: block;
  width: 100%;
  height: auto;
}

.shadow-scene-label {
  font-family: inherit;
  font-size: 18px;
  font-weight: 600;
  fill: var(--text-medium);
}

.shadow-light {
  position: absolute;
  left: 50%;
  top: 11.5%;
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  transform: translate(-50%, -50%);
  border: 2px solid var(--text-dark);
  border-radius: 50%;
  background: var(--primary-light);
  color: var(--primary-hover);
  box-shadow: 2px 2px 0 var(--text-dark);
  cursor: grab;
  touch-action: none;
  user-select: none;
}

.shadow-light svg {
  width: 32px;
  height: 32px;
  pointer-events: none;
}

.shadow-light:hover,
.shadow-light.is-dragging {
  background: #fde68a;
}

.shadow-light.is-dragging {
  cursor: grabbing;
}

.shadow-caption {
  padding: 16px 20px;
  margin-top: auto;
  border-top: 1px solid #cbd5e1;
  font-size: 0.75rem;
  color: var(--text-medium);
  line-height: 1.6;
}

.shadow-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 24px;
  margin-bottom: 8px;
  font-weight: 600;
}

.shadow-legend span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.shadow-ray-key {
  width: 24px;
  border-top: 2px dashed var(--primary-hover);
}

.shadow-cast-key {
  width: 20px;
  height: 10px;
  border-radius: 50%;
  background: #64748b;
}

.shadow-observation {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 20px 24px;
  background: var(--secondary-light);
  border-top: 2px solid var(--text-dark);
}

.shadow-guide {
  margin-top: 32px;
}

.shadow-guide-list {
  display: grid;
  gap: 20px;
  margin-top: 16px;
}

.shadow-guide-list li {
  padding-left: 16px;
  border-left: 3px solid var(--primary-color);
}

.shadow-guide-list strong {
  font-size: 0.875rem;
  color: var(--secondary-color);
}

.shadow-guide-list p {
  margin-top: 4px;
  font-size: 0.875rem;
  color: var(--text-medium);
}

@media (min-width: 640px) {
  .shadow-guide-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
  }
}

@media (min-width: 1024px) {
  .shadow-lab-layout {
    grid-template-columns: 280px minmax(0, 1fr);
  }

  .shadow-controls {
    border-bottom: 0;
    border-right: 2px solid var(--text-dark);
  }

  .shadow-presets {
    grid-template-columns: minmax(0, 1fr);
  }

  .shadow-preset {
    flex-direction: row;
    text-align: left;
    padding: 12px;
  }

  .shadow-preset-check {
    margin-left: auto;
  }
}

@media (max-width: 639px) {
  .shadow-scene-label {
    font-size: 36px;
  }

  .shadow-zone-label,
  .shadow-surface-label {
    display: none;
  }
}

@media (max-width: 359px) {
  .shadow-controls {
    padding: 20px 16px;
  }

  .shadow-presets {
    gap: 8px;
  }

  .shadow-light {
    width: 44px;
    height: 44px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .teknik-lakaran-page :is(.btn-workbook, #mobile-nav-drawer, #mobile-nav-backdrop) {
    transition: none;
  }
}

/* Latihan: stationary exam sheets using the shared workbook tokens. */
.latihan-page [hidden] { display: none !important; }
.latihan-page .shadow-skip-link { transform: none; clip-path: inset(50%); }
.latihan-page .shadow-skip-link:focus { clip-path: none; }
.latihan-page .workbook-card { transition: none; }
.latihan-page .workbook-card:hover { transform: none; box-shadow: var(--sketch-shadow); }
.latihan-page .btn-primary-workbook { background: var(--primary-hover); }
.latihan-page button:disabled { cursor: not-allowed; opacity: 0.55; transform: none; }
.latihan-page :is(h2, h3) { scroll-margin-top: 120px; }
.quiz-content { min-width: 0; }
.quiz-muted { color: var(--text-medium); font-size: 0.9375rem; line-height: 1.65; }
.quiz-small { font-size: 0.8125rem; }
.quiz-intro { display: grid; gap: 24px; }
.quiz-card-heading { display: flex; align-items: flex-start; gap: 16px; }
.quiz-heading-icon { display: grid; place-items: center; width: 48px; height: 48px; flex-shrink: 0; border: 2px solid var(--text-dark); border-radius: 8px; background: var(--primary-light); color: var(--primary-hover); }
.quiz-heading-icon svg { width: 28px; height: 28px; }
.quiz-registration { justify-content: flex-start; gap: 24px; }
.quiz-fields { display: grid; gap: 20px; }
.quiz-fields label { display: block; margin-bottom: 8px; font-weight: 700; font-size: 0.9375rem; }
.quiz-required { color: var(--text-medium); font-size: 0.75rem; font-weight: 500; }
.quiz-fields :is(input, select) { width: 100%; min-width: 0; min-height: 48px; padding: 10px 12px; border: 2px solid var(--text-dark); border-radius: 8px; background: var(--bg-color); font: inherit; }
.quiz-fields input::placeholder { color: var(--text-medium); opacity: 1; }
.quiz-student-form > p { margin-top: 12px; }
.quiz-start-row { display: flex; flex-wrap: wrap; align-items: center; gap: 20px; margin-top: 28px; padding-top: 20px; border-top: 1px solid #cbd5e1; }
.quiz-start-row .btn-workbook { min-width: 128px; }
.quiz-instructions { gap: 16px; }
.quiz-instructions ul { display: grid; gap: 10px; }
.quiz-instructions li { display: flex; align-items: center; gap: 10px; font-size: 0.8125rem; }
.quiz-instructions li strong { display: grid; place-items: center; width: 28px; height: 28px; flex-shrink: 0; border: 1px solid var(--secondary-color); border-radius: 4px; color: var(--secondary-color); background: var(--secondary-light); }
.quiz-instructions-total { padding-top: 12px; border-top: 1px solid #cbd5e1; font-size: 0.8125rem; font-weight: 700; }
.quiz-message { margin-bottom: 20px; padding: 16px; background: var(--primary-light); color: #78350f; border: 2px solid var(--primary-hover); border-radius: 8px; }
.quiz-exam-bar { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 20px; }
.quiz-exam-bar > p { min-width: 0; overflow-wrap: anywhere; }
.quiz-exam-bar > p span { display: block; font-size: 0.8125rem; }
.quiz-timer { display: flex; align-items: center; gap: 8px; padding: 8px 12px; background: #fff; border: 2px solid var(--text-dark); border-radius: 8px; font-size: 0.8125rem; }
.quiz-timer svg { width: 20px; height: 20px; }
.quiz-timer output { color: var(--secondary-color); font-size: 1rem; font-weight: 800; font-variant-numeric: tabular-nums; }
.quiz-section-nav { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; margin-bottom: 24px; }
.quiz-section-nav button { min-height: 60px; padding: 10px 12px; border: 2px solid var(--text-dark); border-radius: 8px; background: #fff; text-align: left; font-weight: 800; font-size: 0.875rem; }
.quiz-section-nav button span { display: block; font-size: 0.75rem; font-weight: 500; color: var(--text-medium); }
.quiz-section-nav button[aria-current="step"] { background: var(--primary-light); box-shadow: 3px 3px 0 var(--text-dark); }
.quiz-sheet.workbook-card { display: block; }
.quiz-section-heading { display: flex; flex-wrap: wrap; align-items: flex-start; justify-content: space-between; gap: 16px; padding-bottom: 20px; margin-bottom: 24px; border-bottom: 2px solid var(--text-dark); }
.quiz-section-heading > div { flex: 1; min-width: 180px; }
.quiz-section-heading h2, .quiz-result-heading h2 { font-size: 1.5rem; line-height: 1.3; font-weight: 800; color: var(--text-dark); }
.quiz-section-heading p { margin-top: 8px; max-width: 65ch; }
.quiz-section-heading .module-badge { margin: 0; flex-shrink: 0; }
.quiz-objective { min-width: 0; padding-bottom: 24px; margin-bottom: 24px; border-bottom: 1px solid #cbd5e1; }
.quiz-objective legend { width: 100%; font-weight: 700; font-size: 1rem; padding-bottom: 16px; }
.quiz-question-number { display: inline-grid; place-items: center; min-width: 28px; height: 28px; margin-right: 10px; border: 1px solid var(--text-dark); border-radius: 4px; background: var(--primary-light); font-size: 0.875rem; font-weight: 800; }
.quiz-mark { display: inline-block; color: var(--text-medium); font-weight: 500; font-size: 0.75rem; margin-left: 12px; white-space: nowrap; }
.quiz-options { display: grid; gap: 10px; }
.quiz-options label { display: flex; align-items: flex-start; gap: 12px; padding: 12px; border: 1px solid #94a3b8; border-radius: 8px; background: #fff; cursor: pointer; font-size: 0.875rem; }
.quiz-options label:has(input:checked) { border-color: var(--secondary-color); background: var(--secondary-light); box-shadow: inset 3px 0 0 var(--secondary-color); }
.quiz-options input, .quiz-check-label input { width: 18px; height: 18px; margin-top: 2px; flex-shrink: 0; accent-color: var(--secondary-color); }
.quiz-matching + .quiz-matching { margin-top: 28px; padding-top: 28px; border-top: 1px solid #cbd5e1; }
.quiz-question-heading { display: flex; flex-wrap: wrap; align-items: baseline; gap: 8px; margin-bottom: 12px; }
.quiz-question-heading h3 { font-weight: 700; font-size: 1rem; }
.quiz-match-board { position: relative; display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.5fr); gap: 32px; margin: 20px 0; }
.quiz-match-lines { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; z-index: 0; overflow: visible; }
.quiz-match-lines path { fill: none; stroke: var(--secondary-color); stroke-width: 2.5px; }
.quiz-match-lines circle { fill: var(--secondary-color); }
.quiz-match-left, .quiz-match-right { display: flex; flex-direction: column; gap: 12px; min-width: 0; z-index: 1; }
.quiz-column-label { font-size: 0.8125rem; font-weight: 800; color: var(--text-medium); }
.quiz-match-row { position: relative; }
.quiz-match-board :is([data-left], [data-right]) { display: block; width: 100%; min-height: 88px; padding: 12px 10px; border: 2px solid #64748b; border-radius: 8px; background: #fff; text-align: left; font-size: 0.8125rem; line-height: 1.5; overflow-wrap: anywhere; }
.quiz-match-board [data-left] { padding-right: 28px; font-weight: 700; }
.quiz-match-board .is-selected { border-color: var(--primary-hover); background: var(--primary-light); }
.quiz-match-board .is-matched { border-color: var(--secondary-color); background: var(--secondary-light); }
.quiz-match-summary { display: block; font-size: 0.6875rem; font-weight: 500; color: var(--text-medium); margin-top: 8px; }
.quiz-unmatch { position: absolute; right: 2px; top: 2px; min-width: 26px; min-height: 32px; color: var(--secondary-color); font-size: 1.25rem; font-weight: 800; }
.quiz-text-button { min-height: 44px; color: var(--secondary-color); font-weight: 700; text-decoration: underline; text-underline-offset: 3px; font-size: 0.8125rem; }
.quiz-note { padding: 12px 16px; border-left: 3px solid var(--primary-color); background: var(--primary-light); color: #78350f; font-size: 0.8125rem; line-height: 1.6; margin-bottom: 20px; }
.quiz-order-list { display: grid; gap: 12px; padding: 0; margin: 24px 0; list-style: none; }
.quiz-order-item { display: flex; align-items: center; gap: 12px; min-width: 0; padding: 12px; background: #fff; border: 2px solid var(--text-dark); border-radius: 8px; box-shadow: 2px 2px 0 #cbd5e1; }
.quiz-order-item.is-dragging { background: var(--primary-light); border-style: dashed; }
.quiz-order-item > p { flex: 1; min-width: 0; font-size: 0.875rem; }
.quiz-order-number { font-weight: 800; color: var(--secondary-color); width: 18px; text-align: center; }
.quiz-drag-handle { display: grid; place-items: center; width: 32px; min-height: 44px; flex-shrink: 0; cursor: grab; touch-action: none; color: var(--text-medium); border: 1px solid #cbd5e1; border-radius: 4px; }
.quiz-drag-handle svg { width: 16px; height: 24px; }
.quiz-order-actions { display: flex; flex-direction: column; gap: 4px; }
.quiz-order-actions button { min-width: 44px; min-height: 36px; padding: 4px 6px; border: 1px solid #94a3b8; border-radius: 4px; font-size: 0.75rem; font-weight: 700; }
.quiz-check-label { display: flex; align-items: flex-start; gap: 12px; margin: 20px 0; font-size: 0.875rem; }
.quiz-drawing-tools { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin-bottom: 16px; }
.quiz-tool { display: inline-flex; align-items: center; justify-content: center; gap: 6px; min-height: 44px; padding: 8px 12px; border: 2px solid var(--text-dark); border-radius: 6px; background: #fff; font-size: 0.8125rem; font-weight: 700; }
.quiz-tool svg { width: 18px; height: 18px; }
.quiz-tool[aria-pressed="true"] { background: var(--secondary-light); border-color: var(--secondary-color); }
.quiz-drawing-tools label { display: flex; align-items: center; gap: 8px; font-size: 0.8125rem; margin-right: auto; }
.quiz-drawing-tools input { width: 80px; min-height: 44px; accent-color: var(--secondary-color); }
.quiz-drawing-tools output { min-width: 18px; font-variant-numeric: tabular-nums; }
.quiz-drawing-stage { position: relative; overflow: hidden; border: 2px solid var(--text-dark); border-radius: 8px; }
.quiz-drawing-stage > svg { display: block; width: 100%; height: auto; }
.quiz-drawing-stage > canvas { position: absolute; inset: 0; width: 100%; height: 100%; touch-action: none; cursor: crosshair; }
#quiz-c .quiz-drawing-stage { max-width: 800px; margin-inline: auto; }
.quiz-scene-label { font-family: inherit; font-size: 20px; font-weight: 600; fill: var(--text-medium); }
.quiz-drawing-help { margin-top: 12px; color: var(--text-medium); font-size: 0.8125rem; line-height: 1.65; }
#drawing-status { margin-top: 12px; }
.quiz-drawing-cursor { position: absolute; width: 20px; height: 20px; border: 2px solid var(--secondary-color); border-radius: 50%; transform: translate(-50%, -50%); pointer-events: none; box-shadow: 0 0 0 2px white; }
.quiz-drawing-cursor.is-drawing { background: var(--primary-light); border-color: var(--primary-hover); }
.quiz-review-summary { display: grid; gap: 12px; margin-bottom: 24px; }
.quiz-review-summary li { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px; padding: 16px; border: 1px solid #cbd5e1; border-radius: 8px; }
.quiz-review-summary strong { display: block; font-size: 0.9375rem; }
.quiz-review-summary p { color: var(--text-medium); font-size: 0.8125rem; }
.quiz-navigation { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px; margin-top: 24px; }
.quiz-result-heading { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 24px; border-bottom: 2px solid var(--text-dark); padding-bottom: 24px; }
.quiz-score { min-width: 136px; padding: 16px; border: 2px solid var(--text-dark); border-radius: 8px; background: var(--primary-light); text-align: center; box-shadow: 3px 3px 0 var(--text-dark); }
.quiz-score strong { display: block; font-size: 2.25rem; font-weight: 800; line-height: 1.2; color: var(--text-dark); }
.quiz-score span { font-size: 0.8125rem; font-weight: 700; }
.quiz-result-student { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; margin: 24px 0; }
.quiz-result-student dt { color: var(--text-medium); font-size: 0.75rem; }
.quiz-result-student dd { font-size: 0.9375rem; font-weight: 700; overflow-wrap: anywhere; }
.quiz-result-counts { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 12px; font-size: 0.875rem; font-weight: 700; }
.quiz-result-counts span { padding: 6px 12px; border: 1px solid #94a3b8; border-radius: 4px; }
.quiz-result-table { width: 100%; margin: 24px 0; border-collapse: collapse; font-size: 0.875rem; }
.quiz-result-table caption { text-align: left; font-weight: 800; margin-bottom: 12px; }
.quiz-result-table :is(th, td) { padding: 10px 12px; text-align: left; border: 1px solid #cbd5e1; }
.quiz-result-table th { background: var(--secondary-light); }
.quiz-result-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 16px; }
.quiz-result-details { margin-top: 28px; padding-top: 24px; border-top: 2px solid var(--text-dark); }
.quiz-result-details summary { cursor: pointer; font-weight: 800; font-size: 1.125rem; padding-bottom: 16px; }
.quiz-answer-section { margin: 20px 0; }
.quiz-answer-section h3 { font-weight: 800; color: var(--secondary-color); font-size: 1.125rem; }
.quiz-answer-section ol { padding-left: 20px; list-style: decimal; }
.quiz-answer-section li { padding: 16px 0; border-bottom: 1px solid #cbd5e1; font-size: 0.875rem; break-inside: avoid; }
.quiz-answer-section li strong { display: block; margin-bottom: 6px; }
.quiz-answer-status { display: inline-block; border: 1px solid #94a3b8; border-radius: 4px; padding: 2px 8px; font-size: 0.75rem; font-weight: 700; margin-bottom: 8px; }
.quiz-answer-status[data-status="correct"] { background: var(--secondary-light); color: var(--secondary-color); }
.quiz-answer-status[data-status="wrong"] { background: var(--primary-light); color: #78350f; }
.quiz-answer-section li p + p { margin-top: 4px; }
.quiz-result-drawings { display: grid; gap: 20px; margin: 24px 0; }
.quiz-result-drawings h3 { font-size: 0.9375rem; font-weight: 700; margin-bottom: 12px; }
.latihan-page canvas:focus-visible { outline-offset: -4px; }
@media (min-width: 640px) {
  .quiz-fields { grid-template-columns: minmax(0, 2fr) minmax(0, 1fr); }
  .quiz-options { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .quiz-section-nav { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .quiz-result-drawings { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .quiz-match-board { gap: 64px; }
  .quiz-match-board :is([data-left], [data-right]) { min-height: 80px; padding: 16px; font-size: 0.875rem; }
  .quiz-match-board [data-left] { padding-right: 40px; }
  .quiz-unmatch { min-width: 36px; min-height: 44px; }
  .quiz-result-student { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}
@media (min-width: 1024px) { .quiz-intro { grid-template-columns: minmax(0, 3fr) minmax(0, 1fr); } }
@media (max-width: 639px) {
  .quiz-navigation > p { order: -1; width: 100%; text-align: center; }
  .quiz-navigation .btn-workbook { flex: 1; padding: 10px 12px; font-size: 0.8125rem; }
  .quiz-sheet.workbook-card { padding: 20px 16px; }
  .quiz-order-item { gap: 8px; padding: 10px 8px; }
  .quiz-order-item > p { font-size: 0.8125rem; }
  .quiz-scene-label { font-size: 40px; }
  .quiz-start-row { gap: 16px; }
  .quiz-start-row .btn-workbook { width: 100%; }
}
@media (prefers-reduced-motion: reduce) {
  .latihan-page :is(.btn-workbook, #mobile-nav-drawer, #mobile-nav-backdrop) { transition: none; }
}
@media print {
  @page { margin: 14mm; }
  .latihan-page { background: #fff !important; color: #000; font-size: 11pt; }
  .latihan-page :is(header, aside, footer, .notebook-margin-guide, .shadow-skip-link, main > section, .quiz-result-actions, #quiz-intro, #quiz-workspace, #quiz-message, #quiz-status) { display: none !important; }
  .latihan-page main { width: 100%; max-width: none; padding: 0; }
  .latihan-page .quiz-content { padding: 0; margin: 0; }
  .latihan-page .quiz-result { border: 0; padding: 0 !important; box-shadow: none; overflow: visible; }
  .latihan-page .quiz-result::before { display: none; }
  .quiz-result-heading, .quiz-result-student, .quiz-result-table, .quiz-result-drawings { break-inside: avoid; }
  .quiz-result-student { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .quiz-result-drawings { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .quiz-result-details summary { list-style: none; }
  .quiz-score { box-shadow: none; }
}

/* Guru Dashboard: a stationary teacher's register on the shared workbook sheet. */
.guru-dashboard-page .shadow-skip-link { transform: none; clip-path: inset(50%); }
.guru-dashboard-page .shadow-skip-link:focus { clip-path: none; }
.guru-dashboard-page .workbook-card { transition: none; }
.guru-dashboard-page .workbook-card:hover { transform: none; box-shadow: var(--sketch-shadow); }
.guru-dashboard-page :is(h2, h3, #record-action, main) { scroll-margin-top: 120px; }
.guru-dashboard-page main { min-width: 0; }
.guru-muted { color: var(--text-medium); font-size: 0.9375rem; line-height: 1.65; }
.guru-small { font-size: 0.8125rem; }
.guru-icon { width: 20px; height: 20px; flex-shrink: 0; }
.guru-message { margin-bottom: 24px; padding: 16px 20px; border: 2px solid var(--primary-hover); border-radius: 8px; background: var(--primary-light); color: #78350f; font-size: 0.875rem; }
.guru-success { border-color: var(--secondary-color); background: var(--secondary-light); color: var(--secondary-color); }
.guru-access.workbook-card { max-width: 560px; margin: 0 auto; display: block; padding: 28px 24px; }
.guru-access-icon { display: grid; place-items: center; width: 56px; height: 56px; margin-bottom: 20px; border: 2px solid var(--text-dark); border-radius: 8px; background: var(--secondary-light); color: var(--secondary-color); box-shadow: 3px 3px 0 var(--text-dark); }
.guru-access-icon svg { width: 32px; height: 32px; }
.guru-login-form { margin-top: 24px; }
.guru-dashboard-page :is(.guru-login-form, .guru-filters, .guru-edit-fields) label { display: block; margin-bottom: 8px; font-size: 0.8125rem; font-weight: 700; }
.guru-dashboard-page :is(.guru-login-form, .guru-filters, .guru-edit-fields) :is(input, select) { width: 100%; min-width: 0; min-height: 44px; padding: 10px 12px; border: 2px solid var(--text-dark); border-radius: 8px; background: var(--bg-color); color: var(--text-dark); font: inherit; font-size: 0.875rem; }
.guru-dashboard-page input::placeholder { color: var(--text-medium); opacity: 1; }
.guru-setup-note { margin-top: 24px; padding: 16px; border-left: 3px solid var(--primary-color); background: var(--primary-light); font-size: 0.8125rem; color: #78350f; }
.guru-setup-note code { display: block; margin: 12px 0; overflow-wrap: anywhere; font-size: 0.8125rem; color: var(--text-dark); }
.guru-section-heading, .guru-panel-heading { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 16px; }
.guru-compact-button.btn-workbook { min-height: 44px; padding: 8px 14px; font-size: 0.8125rem; }
.guru-summary.design-banner { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0; background: var(--secondary-light); padding: 20px 12px; }
.guru-summary > div { padding: 0 12px; min-width: 0; }
.guru-summary > div + div { border-left: 1px solid #b9c8e4; }
.guru-summary dt { font-size: 0.75rem; color: var(--text-medium); font-weight: 600; }
.guru-summary dd { margin-top: 4px; color: var(--secondary-color); font-size: 1.75rem; line-height: 1.4; font-weight: 800; font-variant-numeric: tabular-nums; }
.guru-summary dd span { font-size: 0.8125rem; font-weight: 500; }
.guru-summary .guru-duration-stat { padding-top: 8px; font-size: 1rem; }
.guru-register.workbook-card { display: block; padding: 0; }
.guru-register.workbook-card::before { display: none; }
.guru-filters { padding: 24px; border-bottom: 2px solid var(--text-dark); }
.guru-filter-row { display: grid; grid-template-columns: minmax(0, 1fr); gap: 16px; }
.guru-filter-secondary { margin-top: 16px; }
.guru-input-icon { position: relative; }
.guru-input-icon > svg { position: absolute; left: 12px; top: 12px; color: var(--text-medium); pointer-events: none; }
.guru-filters .guru-input-icon input { padding-left: 40px; }
.guru-filter-actions { display: flex; align-items: center; gap: 20px; flex-wrap: wrap; }
.guru-text-link { display: inline-flex; align-items: center; min-height: 44px; color: var(--secondary-color); font-size: 0.8125rem; font-weight: 700; text-decoration: underline; text-underline-offset: 3px; }
.guru-table-toolbar { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 16px; padding: 20px 24px; border-bottom: 1px solid #cbd5e1; font-size: 0.8125rem; color: var(--text-medium); }
.guru-table-toolbar p { min-width: 0; overflow-wrap: anywhere; }
.guru-table-toolbar strong { color: var(--text-dark); }
.guru-action-panel { margin: 24px; padding: 20px; border: 2px solid var(--secondary-color); border-radius: 8px; background: var(--secondary-light); }
.guru-panel-heading { gap: 8px; }
.guru-full-id { overflow-wrap: anywhere; }
.guru-edit-fields, .guru-record-detail { display: grid; grid-template-columns: minmax(0, 1fr); gap: 16px; }
.guru-record-detail { margin: 20px 0; }
.guru-record-detail dt { font-size: 0.75rem; color: var(--text-medium); }
.guru-record-detail dd { font-size: 0.875rem; font-weight: 700; overflow-wrap: anywhere; }
.guru-panel-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 16px; margin-top: 20px; }
.guru-delete-confirm { display: flex; align-items: flex-start; gap: 12px; margin-top: 20px; font-size: 0.875rem; }
.guru-delete-confirm input { width: 20px; height: 20px; flex-shrink: 0; margin-top: 2px; accent-color: var(--secondary-color); }
.guru-delete-button.btn-workbook { background: #991b1b; color: #fff; }
.guru-delete-button:hover { background: #7f1d1d; }
.guru-empty { display: flex; flex-direction: column; align-items: center; gap: 12px; padding: 48px 24px; text-align: center; }
.guru-empty > svg { width: 48px; height: 48px; margin-bottom: 4px; color: var(--secondary-color); }
.guru-empty > p { max-width: 48ch; }
.guru-table { width: 100%; border-collapse: collapse; font-size: 0.8125rem; }
.guru-table :is(th, td) { padding: 16px; text-align: left; vertical-align: middle; border-bottom: 1px solid #cbd5e1; }
.guru-table thead th { background: var(--secondary-light); color: var(--secondary-color); font-weight: 800; }
.guru-table tbody th { width: 28%; font-weight: 500; overflow-wrap: anywhere; }
.guru-table tbody th strong { display: block; font-size: 0.875rem; font-weight: 700; color: var(--text-dark); }
.guru-table tbody tr:nth-child(even) { background: var(--bg-color); }
.guru-table tbody tr:hover { background: #f8fafc; }
.guru-record-id, .guru-cell-note { display: block; margin-top: 4px; font-size: 0.75rem; font-weight: 400; color: var(--text-medium); }
.guru-class-badge.module-badge { margin: 0; }
.guru-score { color: var(--secondary-color); font-size: 1rem; font-weight: 800; }
.guru-time-cell, .guru-table time { font-variant-numeric: tabular-nums; white-space: nowrap; }
.guru-row-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 4px; }
.guru-record-link { display: inline-flex; align-items: center; justify-content: center; min-height: 44px; padding: 4px 8px; color: var(--secondary-color); font-size: 0.75rem; font-weight: 700; border: 1px solid #cbd5e1; border-radius: 4px; background: #fff; }
.guru-record-link:hover { border-color: var(--secondary-color); background: var(--secondary-light); }
.guru-delete-link { color: #991b1b; }
.guru-delete-link:hover { border-color: #991b1b; background: #fef2f2; }
.guru-table-footer { padding: 16px 24px; display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; background: var(--bg-color); color: var(--text-medium); font-size: 0.8125rem; }
.guru-pagination { display: flex; align-items: center; flex-wrap: wrap; gap: 12px; }
@media (min-width: 640px) {
  .guru-summary.design-banner { padding: 20px 24px; }
  .guru-summary dt { font-size: 0.8125rem; }
  .guru-summary .guru-duration-stat { padding-top: 0; font-size: 1.75rem; }
  .guru-filter-row { grid-template-columns: minmax(0, 2fr) repeat(2, minmax(0, 1fr)); }
  .guru-filter-secondary { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .guru-filter-actions { grid-column: 1 / -1; }
  .guru-edit-fields { grid-template-columns: minmax(0, 3fr) minmax(0, 1fr); }
  .guru-record-detail { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (min-width: 1024px) {
  .guru-filter-secondary { grid-template-columns: repeat(3, minmax(0, 1fr)) auto; align-items: end; }
  .guru-filter-actions { grid-column: auto; padding-bottom: 2px; gap: 16px; }
  .guru-table :is(th, td):first-child { padding-left: 24px; }
  .guru-table :is(th, td):last-child { padding-right: 24px; }
}
@media (max-width: 1023px) {
  .guru-table, .guru-table tbody { display: block; }
  .guru-table thead { position: absolute; clip-path: inset(50%); width: 1px; height: 1px; overflow: hidden; }
  .guru-table tbody tr { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); padding: 20px 24px; border-bottom: 2px solid #cbd5e1; gap: 16px; }
  .guru-table :is(th, td) { display: block; border: 0; padding: 0; min-width: 0; }
  .guru-table tbody th { width: auto; grid-column: 1 / -1; }
  .guru-table tbody th strong { font-size: 1rem; }
  .guru-table td::before { content: attr(data-label); display: block; margin-bottom: 4px; color: var(--text-medium); font-size: 0.75rem; font-weight: 500; }
  .guru-table td:last-child { grid-column: 1 / -1; padding-top: 12px; border-top: 1px solid #cbd5e1; }
  .guru-row-actions { gap: 8px; }
  .guru-record-link { padding: 6px 12px; }
}
@media (max-width: 639px) {
  .guru-filters, .guru-table-toolbar, .guru-table-footer { padding: 20px 16px; }
  .guru-table tbody tr { padding: 20px 16px; }
  .guru-action-panel { margin: 16px; padding: 16px; }
  .guru-summary.design-banner { padding: 16px 4px; }
  .guru-summary > div { padding: 0 8px; }
  .guru-summary dd { font-size: 1.5rem; }
  .guru-summary dd span { font-size: 0.75rem; }
  .guru-summary .guru-duration-stat { padding-top: 6px; font-size: 0.875rem; }
  .guru-panel-actions > .btn-workbook { width: 100%; }
  .guru-access.workbook-card { padding: 24px 20px; }
  .guru-table-toolbar .btn-workbook { width: 100%; }
}
@media (prefers-reduced-motion: reduce) {
  .guru-dashboard-page :is(.btn-workbook, #mobile-nav-drawer, #mobile-nav-backdrop) { transition: none; }
}