/* ==========================================================================
   Robotfabriken – CSS
   Programmering, sekvenser och logik (6–12 år)
   ========================================================================== */

:root {
  --bg: #f7f8fc;
  --surface: #ffffff;
  --text: #202432;
  --muted: #687084;
  --border: #e2e8f0;

  --primary: #0284c7;
  --primary-hover: #0369a1;
  --primary-light: #e0f2fe;

  --success: #35b875;
  --success-light: #e8f8f0;
  --success-dark: #238b55;

  --warning: #f4b942;
  --warning-light: #fef8eb;
  --warning-dark: #d99115;

  --radius: 20px;
  --shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body.robot-page {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  user-select: none;
  -webkit-user-select: none;
  overflow-x: hidden;
  touch-action: manipulation;
}

.game-viewport {
  max-width: 800px;
  margin: 0 auto;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  padding: 16px;
}

/* Header */
.game-header {
  background: var(--surface);
  border: 2px solid var(--border);
  border-radius: var(--radius);
  box-shadow: 0 4px 12px rgba(0,0,0,0.04);
  padding: 12px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.btn-back {
  background: var(--primary-light);
  color: var(--primary);
  border: none;
  min-height: 48px;
  padding: 8px 18px;
  border-radius: 14px;
  font-size: 16px;
  font-weight: 800;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  text-decoration: none;
}

.game-title-text {
  font-size: 22px;
  font-weight: 900;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 8px;
}

.star-counter-badge {
  background: var(--warning-light);
  border: 2px solid var(--warning);
  color: var(--warning-dark);
  font-size: 18px;
  font-weight: 900;
  padding: 6px 16px;
  border-radius: 50px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.btn-sound {
  min-height: 44px;
  width: 44px;
  padding: 0;
  border-radius: 50%;
  background: var(--surface);
  border: 2px solid var(--border);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
}

/* Spelyta */
.game-stage-card {
  background: var(--surface);
  border: 3px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  margin: 16px 0;
  padding: 24px 20px;
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
  min-height: 440px;
}

/* CSS Grid Robotplan */
.robot-board {
  display: grid;
  gap: 8px;
  background: #0f172a;
  padding: 12px;
  border-radius: var(--radius);
  border: 4px solid #334155;
  box-shadow: 0 8px 24px rgba(0,0,0,0.25);
  margin-bottom: 20px;
}

.robot-cell {
  width: 68px;
  height: 68px;
  background: #1e293b;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 34px;
  position: relative;
  transition: all 0.2s ease;
}

.robot-cell.wall {
  background: #475569;
  border: 2px solid #64748b;
}

.robot-cell.visited {
  background: #1e3a5f;
}

.robot-cell.goal {
  animation: pulseGoal 1.5s infinite;
}

@keyframes pulseGoal {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.15); }
}

/* Sekvensrad */
.command-row {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 62px;
  background: #f8fafc;
  border: 3px dashed var(--border);
  border-radius: 16px;
  padding: 8px 14px;
  width: 100%;
  max-width: 520px;
  overflow-x: auto;
  margin-bottom: 16px;
}

.cmd-token {
  background: #ffffff;
  border: 2px solid var(--primary);
  border-radius: 12px;
  padding: 6px 14px;
  font-size: 22px;
  font-weight: 800;
  display: inline-flex;
  align-items: center;
  box-shadow: 0 2px 6px rgba(0,0,0,0.06);
  cursor: pointer;
}

.cmd-token.active-step {
  background: var(--warning-light);
  border-color: var(--warning);
  transform: scale(1.15);
}

/* Kommandoknappar */
.cmd-controls {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 14px;
}

.btn-dir {
  min-width: 64px;
  min-height: 56px;
  font-size: 24px;
  background: var(--surface);
  border: 2px solid var(--border);
  border-radius: 14px;
  cursor: pointer;
  box-shadow: 0 3px 6px rgba(0,0,0,0.05);
}

.btn-dir:hover {
  background: var(--primary-light);
  border-color: var(--primary);
  transform: translateY(-2px);
}

.action-buttons {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: center;
}

.btn-run {
  background: var(--success);
  color: #ffffff;
  min-height: 54px;
  padding: 10px 24px;
  font-size: 18px;
  font-weight: 900;
  border: none;
  border-radius: 14px;
  cursor: pointer;
  box-shadow: 0 4px 12px rgba(53, 184, 117, 0.3);
}

.btn-run:hover:not(:disabled) {
  background: var(--success-dark);
  transform: translateY(-2px);
}

.btn-run:disabled {
  background: #cbd5e1;
  cursor: not-allowed;
  box-shadow: none;
}

.btn-clear {
  background: #f1f5f9;
  border: 2px solid var(--border);
  color: var(--muted);
  min-height: 54px;
  padding: 10px 18px;
  font-size: 16px;
  font-weight: 800;
  border-radius: 14px;
  cursor: pointer;
}

.btn-clear:hover {
  background: #e2e8f0;
}

/* Feedback */
.feedback-banner {
  margin-top: 14px;
  padding: 10px 22px;
  border-radius: 14px;
  font-size: 18px;
  font-weight: 900;
  display: none;
}

.feedback-banner.show {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.feedback-banner.correct {
  background: var(--success-light);
  border: 2px solid var(--success);
  color: var(--success-dark);
}

.feedback-banner.almost {
  background: var(--warning-light);
  border: 2px solid var(--warning);
  color: var(--warning-dark);
}

/* Footer */
.game-footer {
  background: var(--surface);
  border: 2px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 17px;
  font-weight: 800;
  color: var(--muted);
}

.stars-progress-row {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 20px;
}

.star-icon {
  color: var(--warning);
}

.star-icon.empty {
  color: #cbd5e1;
}

/* Avslutningsskärm */
.finish-screen {
  display: none;
  flex-direction: column;
  align-items: center;
  padding: 20px;
}

.finish-screen.show {
  display: flex;
}