@import url('https://fonts.googleapis.com/css2?family=Nunito:wght@400;600;700;800&display=swap');
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
}

body {
  font-family: 'Fredoka', 'Nunito', cursive, sans-serif;
  background-color: #0f172a;
  color: #1e293b;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  padding: 10px;
}

.app-container {
  width: 100%;
  max-width: 750px;
  height: 98vh;
  max-height: 1000px;
  background: #f8fafc;
  border-radius: 20px;
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.4);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

/* Gornja traka */
.top-bar {
  background: #3b82f6;
  color: white;
  padding: 12px 18px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
  z-index: 50;
}

.brand-title {
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand-title .icon {
  font-size: 1.8rem;
}

.brand-title h1 {
  font-size: 1.2rem;
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: 0.5px;
}

.brand-title span {
  font-size: 0.8rem;
  color: #dbeafe;
}

.page-badge {
  background: #2563eb;
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 0.95rem;
  font-weight: 600;
  border: 2px solid #60a5fa;
  white-space: nowrap;
}

/* Prikaz stranice */
.page-viewport {
  flex: 1;
  width: 100%;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: center;
  background: #e2e8f0;
  padding: 10px;
  /* Omogućuje da se sadržaj po potrebi skrola/zumira */
  overflow: auto; 
  position: relative;
  gap: 10px;
}

/* Kad stranica ima zadatak (task-panel), viewport prelazi u stupac:
   slika gore (44% visine), panel sa zadatkom ispod (ostatak, scroll) */
.page-viewport.with-panel {
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  gap: 8px;
}

.page-card {
  position: relative;
  flex: 1;
  max-height: calc(100% - 90px);
  aspect-ratio: 1414 / 2000;
  background: #ffffff;
  border-radius: 12px;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.12);
  /* Omogućuje native zoom gestu na kartici */
  touch-action: pan-x pan-y pinch-zoom; 
}

.page-viewport.with-panel .page-card {
  height: 70%;
  max-height: 70%;
  width: auto;
  flex: 0 0 auto;
}

.page-card img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
  pointer-events: none;
  border-radius: 12px;
}

/* Interaktivni sloj - točno preko slike */
.interactive-layer {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 20;
  pointer-events: auto;
  border-radius: 12px;
  overflow: hidden;
}

.interactive-layer.markable {
  cursor: crosshair;
}

/* Ciljne zone za drag-rings (nevidljive dok se ne pogode) */
.target-zone {
  position: absolute;
  border: none;
  background: transparent;
  box-sizing: border-box;
  border-radius: 50%;
}

.target-zone.matched {
  border: 4px solid #10b981;
  background: rgba(16, 185, 129, 0.25);
}

/* Markeri koje dijete "utisne" prstom (tally-mark) */
.mark-dot {
  position: absolute;
  width: 30px;
  height: 30px;
  border: 4px solid #ef4444;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.25);
  transform: translate(-50%, -50%);
  cursor: pointer;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.25);
}

/* Canvas za crtanje prstom */
.draw-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  touch-action: none;
}

/* Prekrivka za memory zadatke */
.memory-cover {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 30;
  border-radius: 12px;
  background: linear-gradient(135deg, #3b82f6, #1e293b);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  font-weight: 700;
  text-align: center;
  padding: 20px;
}

/* ============ TASK PANEL (donji dio ekrana sa zadatkom) ============ */

.task-panel {
  width: 100%;
  flex: 1 1 auto;
  min-height: 0;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  background: #ffffff;
  border-radius: 14px;
  padding: 6px 8px 8px;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.08);
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.page-viewport:not(.with-panel) .task-panel {
  display: none;
}

.panel-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  border-bottom: 1px dashed #e2e8f0;
  padding-bottom: 5px;
}

.panel-hint {
  flex: 1 1 180px;
  font-size: 0.78rem;
  font-weight: 600;
  color: #334155;
  line-height: 1.2;
}

.tip-btn {
  background: #fef08a;
  border: 2px solid #facc15;
  color: #854d0e;
  border-radius: 16px;
  padding: 4px 9px;
  font-family: inherit;
  font-weight: 700;
  font-size: 0.7rem;
  cursor: pointer;
  white-space: nowrap;
}

.tip-box {
  flex-basis: 100%;
  background: #fffbeb;
  border: 2px dashed #facc15;
  border-radius: 10px;
  padding: 6px 10px;
  font-size: 0.75rem;
  color: #78350f;
}

.reset-btn {
  background: #f1f5f9;
  border: 2px solid #cbd5e1;
  color: #64748b;
  border-radius: 16px;
  padding: 4px 9px;
  font-family: inherit;
  font-weight: 700;
  font-size: 0.68rem;
  cursor: pointer;
  white-space: nowrap;
  margin-left: auto;
}

.hidden {
  display: none !important;
}

/* ---- Rings tray (drag-rings) ---- */
.rings-tray {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  padding: 6px;
  background: #f8fafc;
  border-radius: 12px;
}

/* Izvorni krug u traci - sada zeleni */
.drag-ring {
  width: 36px;
  height: 36px;
  border: 4px solid #10b981; /* Promijenjeno u zelenu */
  border-radius: 50%;
  background: rgba(16, 185, 129, 0.15); /* Blaga zelena ispuna */
  cursor: grab;
  touch-action: none;
  flex-shrink: 0;
  transition: transform 0.15s ease;
}

.drag-ring.dragging-source {
  opacity: 0.3;
}

/* Ghost krug koji prati prst/miš tijekom povlačenja */
.ring-ghost {
  position: fixed;
  border: 4px solid #10b981; /* Zeleni obrub dok se povlači */
  border-radius: 50%;
  background: rgba(16, 185, 129, 0.3);
  pointer-events: none;
  z-index: 9999;
  transform: scale(1.15);
  box-shadow: 0 4px 12px rgba(16, 185, 129, 0.4); /* Lagani sjaj za bolji osjećaj pod prstom */
}

/* Ciljna zona na slici kad se pogodi razlika */
.target-zone.matched {
  border: 4px solid #10b981 !important;
  background: rgba(16, 185, 129, 0.25) !important;
  border-radius: 50%;
}

.progress-text {
  text-align: center;
  font-weight: 700;
  color: #1e293b;
  font-size: 0.78rem;
}

/* ---- Pen bar (tally-mark) ---- */
.pen-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  justify-content: center;
}

.pen-chip {
  display: flex;
  align-items: center;
  gap: 5px;
  border: 2px solid #cbd5e1;
  background: #f8fafc;
  border-radius: 16px;
  padding: 5px 10px;
  font-family: inherit;
  font-weight: 600;
  font-size: 0.72rem;
  cursor: pointer;
  color: #334155;
}

.pen-chip .dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  display: inline-block;
}

.pen-chip.active {
  border-color: #3b82f6;
  background: #dbeafe;
  color: #1e3a8a;
}

.count-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  justify-content: center;
}

.count-badge {
  background: #f1f5f9;
  border-radius: 10px;
  padding: 4px 8px;
  font-size: 0.72rem;
  font-weight: 700;
  color: #334155;
}

.count-badge.goal {
  background: #dbeafe;
  color: #1e3a8a;
}

.tally-note {
  text-align: center;
  font-size: 0.68rem;
  color: #94a3b8;
  font-style: italic;
}

.word-checklist {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  justify-content: center;
}

.word-chip {
  border: 2px solid #cbd5e1;
  background: #fff;
  border-radius: 14px;
  padding: 5px 10px;
  font-family: inherit;
  font-weight: 600;
  font-size: 0.75rem;
  cursor: pointer;
  color: #334155;
}

.word-chip.found {
  background: #dcfce7;
  border-color: #22c55e;
  color: #166534;
  text-decoration: line-through;
}

/* ---- Draw toolbar ---- */
.draw-toolbar {
  display: flex;
  justify-content: center;
}

.small-btn {
  background: #3b82f6;
  color: #fff;
  border: none;
  border-radius: 14px;
  padding: 8px 14px;
  font-family: inherit;
  font-weight: 700;
  font-size: 0.85rem;
  cursor: pointer;
  box-shadow: 0 3px 0 #1d4ed8;
}

.small-btn:active {
  transform: translateY(2px);
  box-shadow: 0 1px 0 #1d4ed8;
}

.small-btn.ghost {
  background: #f1f5f9;
  color: #334155;
  box-shadow: 0 3px 0 #cbd5e1;
}

/* ---- Q&A / text-panel ---- */
.qa-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.qa-row {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.qa-label {
  font-weight: 700;
  font-size: 0.85rem;
  color: #1e293b;
}

.qa-input {
  font-family: inherit;
  font-size: 0.9rem;
  border: 2px solid #cbd5e1;
  border-radius: 10px;
  padding: 8px 10px;
  width: 100%;
  resize: vertical;
  min-height: 38px;
}

.qa-input.small {
  min-height: 34px;
  padding: 6px 8px;
  font-size: 0.85rem;
}

.qa-input:focus {
  outline: none;
  border-color: #3b82f6;
}

.qa-feedback {
  font-size: 0.8rem;
  font-weight: 700;
}

.qa-feedback.ok { color: #16a34a; }
.qa-feedback.bad { color: #dc2626; }

.check-btn {
  align-self: center;
  background: #10b981;
  color: #fff;
  border: none;
  border-radius: 14px;
  padding: 10px 18px;
  font-family: inherit;
  font-weight: 700;
  font-size: 0.9rem;
  cursor: pointer;
  box-shadow: 0 4px 0 #059669;
}

.check-btn:active {
  transform: translateY(3px);
  box-shadow: 0 1px 0 #059669;
}

/* ---- Chips (choice-fill, choice-groups) ---- */
.fill-list, .group-box {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.chip {
  border: 2px solid #cbd5e1;
  background: #fff;
  border-radius: 14px;
  padding: 8px 12px;
  font-family: inherit;
  font-weight: 600;
  font-size: 0.85rem;
  cursor: pointer;
  color: #334155;
}

.chip.selected {
  border-color: #3b82f6;
  background: #dbeafe;
  color: #1e3a8a;
}

.chip.correct {
  border-color: #22c55e;
  background: #dcfce7;
  color: #166534;
}

.chip.incorrect {
  border-color: #ef4444;
  background: #fee2e2;
  color: #991b1b;
}

/* ---- Matching ---- */
.match-wrap {
  display: flex;
  gap: 10px;
}

.match-col {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.match-chip {
  border: 2px solid #cbd5e1;
  background: #fff;
  border-radius: 12px;
  padding: 10px;
  font-size: 0.8rem;
  font-weight: 600;
  text-align: center;
  cursor: pointer;
  color: #334155;
}

.match-chip .unlink {
  opacity: 0.6;
  font-weight: 700;
  margin-left: 4px;
}

.match-chip.picked {
  border-color: #3b82f6;
  border-style: dashed;
}

/* ---- Choice panel (best title / ending) ---- */
.choice-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.choice-btn {
  text-align: left;
  border: 2px solid #cbd5e1;
  background: #fff;
  border-radius: 12px;
  padding: 10px 12px;
  font-family: inherit;
  font-size: 0.85rem;
  cursor: pointer;
  color: #334155;
}

.choice-btn.selected {
  border-color: #3b82f6;
  background: #dbeafe;
}

.choice-btn.correct {
  border-color: #22c55e;
  background: #dcfce7;
}

.choice-btn.incorrect {
  border-color: #ef4444;
  background: #fee2e2;
}

.choice-note {
  background: #fffbeb;
  border: 2px dashed #facc15;
  border-radius: 10px;
  padding: 8px 10px;
  font-size: 0.8rem;
  color: #78350f;
}

/* ---- True/False ---- */
.tf-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.tf-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  border: 2px solid #e2e8f0;
  border-radius: 12px;
  padding: 8px 10px;
}

.tf-row.tf-ok { border-color: #22c55e; background: #f0fdf4; }
.tf-row.tf-bad { border-color: #ef4444; background: #fef2f2; }

.tf-text {
  font-size: 0.82rem;
  font-weight: 600;
  color: #334155;
  flex: 1;
}

.tf-btns {
  display: flex;
  gap: 6px;
}

.tf-btn {
  border: 2px solid #cbd5e1;
  background: #fff;
  border-radius: 10px;
  padding: 6px 10px;
  font-size: 1rem;
  cursor: pointer;
}

.tf-btn.selected {
  border-color: #3b82f6;
  background: #dbeafe;
}

/* ---- Memory ---- */
.memory-box {
  display: flex;
  flex-direction: column;
  gap: 8px;
  border: 2px solid #e2e8f0;
  border-radius: 12px;
  padding: 10px;
}

.memory-btns {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
}

.memory-timer {
  text-align: center;
  font-weight: 700;
  color: #dc2626;
  font-size: 0.9rem;
  min-height: 1.2em;
}

.recall-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
}

.solution-box {
  background: #f0fdf4;
  border: 2px dashed #22c55e;
  border-radius: 10px;
  padding: 8px 10px;
  font-size: 0.8rem;
  color: #166534;
  font-weight: 600;
}

/* ---- Table fill ---- */
.fill-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.75rem;
}

.fill-table th, .fill-table td {
  border: 1px solid #cbd5e1;
  padding: 4px;
  text-align: center;
}

.fill-table th {
  background: #f1f5f9;
  font-weight: 700;
}

.fill-table .row-label {
  font-weight: 700;
  background: #f8fafc;
}

/* ---- Assign / order ---- */
.assign-row, .order-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.qa-select, .order-select {
  font-family: inherit;
  font-size: 0.85rem;
  border: 2px solid #cbd5e1;
  border-radius: 10px;
  padding: 6px 8px;
  background: #fff;
}

.order-box {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 6px;
}

.order-text {
  font-size: 0.8rem;
  color: #334155;
  flex: 1;
}

/* ---- Self assessment ---- */
.assess-box {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.assess-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.assess-chip {
  border: 2px solid #cbd5e1;
  background: #fff;
  border-radius: 14px;
  padding: 6px 10px;
  font-family: inherit;
  font-weight: 600;
  font-size: 0.78rem;
  cursor: pointer;
  color: #334155;
}

.assess-chip.selected {
  border-color: #3b82f6;
  background: #dbeafe;
  color: #1e3a8a;
}

/* ---- Diploma ---- */
.diploma-box {
  display: flex;
  justify-content: center;
  padding: 10px;
}

.diploma-input {
  font-family: 'Fredoka', 'Nunito', cursive, sans-serif;
  font-size: 1.1rem;
  text-align: center;
  border: none;
  border-bottom: 3px solid #f59e0b;
  padding: 8px;
  width: 90%;
  background: transparent;
}

.diploma-input:focus {
  outline: none;
  border-color: #3b82f6;
}

/* Bottom Navigacija */
.bottom-bar {
  background: #ffffff;
  padding: 10px 15px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 2px solid #f1f5f9;
  gap: 10px;
  z-index: 50;
}

.nav-btn {
  background: #10b981;
  color: white;
  border: none;
  padding: 10px 16px;
  border-radius: 14px;
  cursor: pointer;
  font-family: inherit;
  font-weight: 700;
  font-size: 1rem;
  display: flex;
  align-items: center;
  gap: 6px;
  box-shadow: 0 4px 0 #059669;
  transition: all 0.1s ease;
}

.nav-btn:active {
  transform: translateY(3px);
  box-shadow: 0 1px 0 #059669;
}

.nav-btn:disabled {
  background: #cbd5e1;
  box-shadow: 0 4px 0 #94a3b8;
  cursor: not-allowed;
  opacity: 0.7;
}

.prev-btn {
  background: #f59e0b;
  box-shadow: 0 4px 0 #d97706;
}

.prev-btn:active {
  box-shadow: 0 1px 0 #d97706;
}

.page-dropdown-container {
  display: flex;
  align-items: center;
  gap: 6px;
  background: #f1f5f9;
  padding: 6px 12px;
  border-radius: 12px;
}

.select-label {
  font-size: 0.9rem;
  font-weight: 600;
  color: #64748b;
}

.page-select {
  font-family: inherit;
  font-size: 1rem;
  font-weight: 700;
  padding: 4px 8px;
  border-radius: 8px;
  border: 2px solid #cbd5e1;
  background: white;
  color: #1e293b;
  outline: none;
}

@media (max-width: 500px) {
  .brand-title h1 { font-size: 1rem; }
  .brand-title span { display: none; }
  .btn-text { display: none; }
  .nav-btn { padding: 12px 18px; font-size: 1.2rem; }
  .select-label { display: none; }
}
.pen-cursor-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}