/* ===================== RESET & BASE ===================== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --purple: #6C63FF;
  --purple-dark: #5550d4;
  --purple-light: #ede9ff;
  --teal: #4ECDC4;
  --yellow: #FFE66D;
  --red: #FF6B6B;
  --green: #6BCB77;
  --bg: #F0EFFF;
  --white: #ffffff;
  --text: #2D2D2D;
  --text-light: #6b6b8a;
  --shadow: 0 4px 20px rgba(108,99,255,0.15);
  --shadow-lg: 0 8px 32px rgba(108,99,255,0.22);
  --radius: 16px;
  --radius-sm: 10px;
  --font: 'Nunito', sans-serif;
}

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  overflow-x: hidden;
}

/* ===================== SCREEN SYSTEM ===================== */
.screen {
  display: none;
  min-height: 100vh;
  position: relative;
  animation: fadeIn 0.3s ease;
}
.screen.active { display: flex; flex-direction: column; }

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ===================== BUTTONS ===================== */
.btn-primary {
  background: var(--purple);
  color: white;
  border: none;
  border-radius: 50px;
  padding: 14px 36px;
  font-family: var(--font);
  font-size: 1.1rem;
  font-weight: 800;
  cursor: pointer;
  box-shadow: var(--shadow);
  transition: transform 0.15s, box-shadow 0.15s, background 0.15s;
  white-space: nowrap;
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  background: var(--purple-dark);
}
.btn-primary:active { transform: translateY(0); }
.btn-primary:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }

.btn-back {
  background: white;
  color: var(--purple);
  border: 2px solid var(--purple);
  border-radius: 50px;
  padding: 8px 18px;
  font-family: var(--font);
  font-weight: 700;
  font-size: 0.9rem;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
  white-space: nowrap;
}
.btn-back:hover { background: var(--purple); color: white; }

.btn-mute {
  position: absolute;
  top: 16px;
  right: 16px;
  background: rgba(255,255,255,0.25);
  border: none;
  border-radius: 50%;
  width: 44px;
  height: 44px;
  font-size: 1.2rem;
  cursor: pointer;
  transition: background 0.15s, transform 0.15s;
  display: flex;
  align-items: center;
  justify-content: center;
}
.btn-mute:hover { background: rgba(255,255,255,0.4); transform: scale(1.1); }

/* ===================== HOME SCREEN ===================== */
#screen-home {
  background: linear-gradient(135deg, #6C63FF 0%, #4ECDC4 100%);
  align-items: center;
  justify-content: center;
}

.home-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  text-align: center;
  padding: 48px 24px;
  max-width: 520px;
}

.logo-badge {
  background: rgba(255,255,255,0.2);
  color: white;
  padding: 6px 20px;
  border-radius: 50px;
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.3px;
  backdrop-filter: blur(4px);
}

.game-title {
  font-size: clamp(2.8rem, 10vw, 5rem);
  font-weight: 900;
  color: white;
  text-shadow: 0 4px 24px rgba(0,0,0,0.18);
  letter-spacing: -1px;
  line-height: 1;
}

.game-subtitle {
  font-size: 1.25rem;
  color: rgba(255,255,255,0.92);
  font-weight: 700;
}

.home-desc {
  font-size: 0.95rem;
  color: rgba(255,255,255,0.82);
  font-weight: 600;
  line-height: 1.6;
  max-width: 380px;
}

.character-idle {
  font-size: 5.5rem;
  animation: bounce 1.3s ease-in-out infinite;
  line-height: 1;
  margin: 4px 0;
}

@keyframes bounce {
  0%, 100% { transform: translateY(0) rotate(-2deg); }
  50% { transform: translateY(-14px) rotate(2deg); }
}

/* ===================== MAP SCREEN ===================== */
#screen-map {
  background: linear-gradient(180deg, #ddf4ff 0%, #d4f5e9 60%, #e8ffee 100%);
}

.map-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 20px;
  background: white;
  box-shadow: 0 2px 10px rgba(0,0,0,0.07);
  flex-shrink: 0;
}

.map-title {
  font-weight: 900;
  font-size: 1.05rem;
  color: var(--purple);
}

.score-display {
  background: var(--yellow);
  padding: 6px 14px;
  border-radius: 50px;
  font-weight: 800;
  font-size: 0.95rem;
  color: var(--text);
  white-space: nowrap;
}

.map-world {
  flex: 1;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px 12px;
  overflow: hidden;
  min-height: 280px;
}

.map-stations {
  display: flex;
  flex-direction: row;
  gap: clamp(12px, 3.5vw, 56px);
  align-items: center;
  justify-content: center;
  width: 100%;
  max-width: 860px;
  position: relative;
  z-index: 2;
}

.map-path {
  position: absolute;
  top: 50%;
  left: 8%;
  right: 8%;
  height: 10px;
  background: linear-gradient(90deg, white, #e8f4f8, white);
  border-radius: 5px;
  z-index: 1;
  box-shadow: 0 2px 8px rgba(0,0,0,0.09);
  transform: translateY(-50%);
}

.station-node {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  transition: transform 0.2s;
  z-index: 3;
  flex-shrink: 0;
}

.station-node:hover:not(.locked) { transform: translateY(-4px); }

.station-node .station-icon {
  width: 68px;
  height: 68px;
  background: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.9rem;
  box-shadow: var(--shadow);
  border: 3px solid var(--purple);
  transition: all 0.25s;
  position: relative;
}

.station-node .station-label {
  font-size: 0.72rem;
  font-weight: 800;
  color: var(--purple);
  text-align: center;
  max-width: 76px;
  line-height: 1.3;
}

.station-node.current .station-icon {
  background: var(--purple);
  color: white;
  animation: pulse-station 1.8s ease-in-out infinite;
  transform: scale(1.1);
}

.station-node.completed .station-icon {
  background: var(--green);
  border-color: var(--green);
  color: white;
}

.station-node.locked .station-icon {
  opacity: 0.35;
  cursor: not-allowed;
  border-style: dashed;
}

.station-node.locked .station-label { opacity: 0.4; }

@keyframes pulse-station {
  0%, 100% { box-shadow: 0 0 0 0 rgba(108,99,255,0.5); }
  50% { box-shadow: 0 0 0 14px rgba(108,99,255,0); }
}

.map-character {
  position: absolute;
  font-size: 2.4rem;
  bottom: 50%;
  transform: translateY(50%) translateX(-50%);
  transition: left 0.9s cubic-bezier(0.68,-0.55,0.27,1.55);
  z-index: 10;
  pointer-events: none;
  filter: drop-shadow(0 3px 6px rgba(0,0,0,0.18));
}

.map-footer {
  padding: 14px 20px 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.map-hint {
  font-size: 0.85rem;
  color: var(--text-light);
  font-weight: 700;
  text-align: center;
}

/* ===================== STATION SCREEN ===================== */
#screen-station { background: var(--bg); }

.station-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 16px;
  background: white;
  box-shadow: 0 2px 10px rgba(0,0,0,0.07);
  gap: 8px;
  flex-shrink: 0;
}

.station-progress {
  font-weight: 800;
  font-size: 0.95rem;
  color: var(--purple);
  white-space: nowrap;
}

.station-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 20px 16px 32px;
  max-width: 800px;
  margin: 0 auto;
  width: 100%;
  gap: 18px;
  overflow-y: auto;
}

/* ===================== SHARED STATION COMPONENTS ===================== */
.info-card {
  background: white;
  border-radius: var(--radius);
  padding: 22px 24px;
  box-shadow: var(--shadow);
  width: 100%;
  line-height: 1.75;
}

.info-card h2 {
  font-size: 1.4rem;
  font-weight: 900;
  color: var(--purple);
  margin-bottom: 10px;
}

.info-card p { font-size: 0.97rem; color: var(--text); }

.info-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}

.fact-chip {
  background: var(--purple-light);
  border: 2px solid var(--purple);
  border-radius: 50px;
  padding: 5px 14px;
  font-size: 0.82rem;
  font-weight: 800;
  color: var(--purple);
}

/* ===================== STATION 1: TRUE/FALSE ===================== */
.quiz-question-box {
  background: white;
  border-radius: var(--radius);
  padding: 26px 24px;
  box-shadow: var(--shadow);
  width: 100%;
  text-align: center;
}

.quiz-counter {
  font-size: 0.8rem;
  color: var(--text-light);
  font-weight: 700;
  margin-bottom: 12px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.quiz-question-text {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 22px;
  line-height: 1.55;
  color: var(--text);
}

.tf-buttons {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}

.btn-true, .btn-false {
  padding: 13px 36px;
  border-radius: 50px;
  border: none;
  font-family: var(--font);
  font-size: 1.05rem;
  font-weight: 800;
  cursor: pointer;
  transition: all 0.15s;
  min-width: 130px;
}

.btn-true { background: var(--green); color: white; }
.btn-false { background: var(--red); color: white; }
.btn-true:hover:not(:disabled) { transform: scale(1.06); box-shadow: 0 4px 16px rgba(107,203,119,0.4); }
.btn-false:hover:not(:disabled) { transform: scale(1.06); box-shadow: 0 4px 16px rgba(255,107,107,0.4); }
.btn-true:disabled, .btn-false:disabled { opacity: 0.6; cursor: default; transform: none; }

.feedback-banner {
  padding: 14px 20px;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 0.95rem;
  text-align: center;
  width: 100%;
  line-height: 1.5;
  animation: fadeIn 0.25s ease;
}

.feedback-banner.correct { background: #d4edda; color: #155724; border: 2px solid var(--green); }
.feedback-banner.wrong { background: #f8d7da; color: #721c24; border: 2px solid var(--red); }

/* ===================== STATION 2: DRAG & DROP ===================== */
.drag-instructions {
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--purple);
  text-align: center;
  background: var(--purple-light);
  padding: 10px 20px;
  border-radius: 50px;
  width: 100%;
  max-width: 500px;
}

.drag-items-pool {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  background: white;
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: var(--shadow);
  width: 100%;
  min-height: 78px;
  align-content: flex-start;
}

.drag-item {
  background: var(--purple);
  color: white;
  padding: 8px 16px;
  border-radius: 50px;
  font-size: 0.88rem;
  font-weight: 700;
  cursor: grab;
  user-select: none;
  transition: transform 0.15s, opacity 0.15s, box-shadow 0.15s;
  white-space: nowrap;
}

.drag-item:hover { transform: scale(1.04); box-shadow: 0 3px 12px rgba(108,99,255,0.3); }
.drag-item:active { cursor: grabbing; }
.drag-item.dragging { opacity: 0.35; }

.drop-zones {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  width: 100%;
}

.drop-zone {
  background: white;
  border: 3px dashed var(--purple);
  border-radius: var(--radius);
  padding: 12px 10px;
  min-height: 110px;
  transition: background 0.15s, border-color 0.15s;
}

.drop-zone.over {
  background: var(--purple-light);
  border-color: var(--purple-dark);
  border-style: solid;
}

.drop-zone-title {
  font-size: 0.82rem;
  font-weight: 900;
  color: var(--purple);
  text-align: center;
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.drop-zone .drag-item {
  background: var(--teal);
  margin: 3px;
  font-size: 0.8rem;
  padding: 6px 12px;
}

/* ===================== STATION 3: MYTHS vs FACTS ===================== */
.card-stack {
  position: relative;
  width: 100%;
  max-width: 480px;
}

.myth-card {
  background: white;
  border-radius: var(--radius);
  padding: 30px 26px;
  box-shadow: var(--shadow);
  text-align: center;
  min-height: 190px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 18px;
  transition: transform 0.4s cubic-bezier(0.68,-0.55,0.27,1.55), opacity 0.4s ease;
}

.myth-card-counter {
  font-size: 0.78rem;
  color: var(--text-light);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.myth-card-text {
  font-size: 1.1rem;
  font-weight: 700;
  line-height: 1.55;
  color: var(--text);
}

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

.btn-myth-true, .btn-myth-false {
  border: none;
  border-radius: 50px;
  padding: 12px 26px;
  font-family: var(--font);
  font-weight: 800;
  font-size: 0.98rem;
  cursor: pointer;
  transition: transform 0.15s, box-shadow 0.15s;
  min-width: 110px;
}

.btn-myth-true { background: var(--green); color: white; }
.btn-myth-false { background: var(--red); color: white; }
.btn-myth-true:hover:not(:disabled) { transform: scale(1.06); }
.btn-myth-false:hover:not(:disabled) { transform: scale(1.06); }
.btn-myth-true:disabled, .btn-myth-false:disabled { opacity: 0.55; cursor: default; transform: none; }

.myth-card.slide-out-left { transform: translateX(-130%) rotate(-14deg); opacity: 0; }
.myth-card.slide-out-right { transform: translateX(130%) rotate(14deg); opacity: 0; }

/* ===================== STATION 4: BREATHING ===================== */
.breathing-circle-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 22px;
  width: 100%;
}

.breathing-circle {
  width: 190px;
  height: 190px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--purple) 0%, var(--teal) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.05rem;
  font-weight: 800;
  cursor: pointer;
  transition: transform 0.3s;
  text-align: center;
  padding: 24px;
  line-height: 1.45;
  box-shadow: 0 0 0 0 rgba(108,99,255,0.35);
  user-select: none;
}

.breathing-circle:hover { filter: brightness(1.08); }

.breathing-circle.inhale { animation: breathe-grow 4s ease-in-out forwards; }
.breathing-circle.hold { animation: breathe-hold 7s ease forwards; }
.breathing-circle.exhale { animation: breathe-shrink 8s ease-in-out forwards; }

@keyframes breathe-grow {
  from { transform: scale(1); box-shadow: 0 0 0 0 rgba(108,99,255,0.35); }
  to { transform: scale(1.45); box-shadow: 0 0 0 28px rgba(108,99,255,0); }
}
@keyframes breathe-hold {
  from, to { transform: scale(1.45); box-shadow: 0 0 0 28px rgba(108,99,255,0); }
}
@keyframes breathe-shrink {
  from { transform: scale(1.45); }
  to { transform: scale(1); }
}

.breathing-instruction {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--purple);
  text-align: center;
}

.breathing-progress {
  display: flex;
  gap: 10px;
}

.breath-dot {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: #ddd;
  transition: background 0.4s, transform 0.4s;
}

.breath-dot.done { background: var(--teal); transform: scale(1.2); }

/* ===================== STATION 5: MULTIPLE CHOICE ===================== */
.scenario-box {
  background: white;
  border-radius: var(--radius);
  padding: 22px 20px;
  box-shadow: var(--shadow);
  width: 100%;
}

.scenario-counter {
  font-size: 0.78rem;
  font-weight: 800;
  color: var(--text-light);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 10px;
}

.scenario-context {
  background: var(--purple-light);
  border-left: 4px solid var(--purple);
  padding: 14px 16px;
  border-radius: 0 8px 8px 0;
  font-size: 0.94rem;
  font-weight: 600;
  margin-bottom: 16px;
  line-height: 1.65;
  color: var(--text);
}

.scenario-question {
  font-size: 1.08rem;
  font-weight: 900;
  margin-bottom: 14px;
  color: var(--purple);
}

.scenario-options {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.scenario-option {
  background: var(--bg);
  border: 2px solid transparent;
  border-radius: var(--radius-sm);
  padding: 13px 16px;
  font-family: var(--font);
  font-size: 0.94rem;
  font-weight: 700;
  cursor: pointer;
  text-align: left;
  transition: all 0.15s;
  color: var(--text);
  line-height: 1.45;
}

.scenario-option:hover:not(:disabled) {
  border-color: var(--purple);
  background: var(--purple-light);
  transform: translateX(4px);
}

.scenario-option.correct { background: #d4edda; border-color: var(--green); color: #155724; }
.scenario-option.wrong { background: #f8d7da; border-color: var(--red); color: #721c24; }
.scenario-option:disabled { cursor: default; }

/* ===================== STATION COMPLETE OVERLAY ===================== */
.station-complete {
  text-align: center;
  padding: 32px 24px;
  background: white;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  animation: fadeIn 0.4s ease;
}

.station-complete h3 { font-size: 1.6rem; font-weight: 900; color: var(--green); }
.station-complete p { font-size: 1rem; color: var(--text); line-height: 1.5; }
.station-complete .points-earned {
  font-size: 1.6rem;
  font-weight: 900;
  color: var(--purple);
  background: var(--purple-light);
  padding: 8px 28px;
  border-radius: 50px;
}

/* ===================== END SCREEN ===================== */
#screen-end {
  background: linear-gradient(135deg, #6C63FF 0%, #4ECDC4 100%);
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.end-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 18px;
  padding: 40px 24px;
  text-align: center;
  position: relative;
  z-index: 2;
  max-width: 520px;
  width: 100%;
}

.end-badge {
  font-size: 5.5rem;
  animation: bounce 1.3s ease-in-out infinite;
  line-height: 1;
}

.end-title {
  font-size: clamp(2rem, 8vw, 3rem);
  font-weight: 900;
  color: white;
  text-shadow: 0 3px 16px rgba(0,0,0,0.15);
}

.end-subtitle {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.9);
  font-weight: 700;
}

.final-score-box {
  background: white;
  border-radius: var(--radius);
  padding: 22px 44px;
  box-shadow: var(--shadow-lg);
}

.final-score-label {
  font-size: 0.8rem;
  font-weight: 800;
  color: var(--text-light);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.final-score-value {
  font-size: 3.2rem;
  font-weight: 900;
  color: var(--purple);
  line-height: 1.1;
}

.final-grade {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--teal);
  margin-top: 4px;
}

.end-info {
  background: rgba(255,255,255,0.18);
  backdrop-filter: blur(6px);
  border-radius: var(--radius);
  padding: 18px 22px;
  color: white;
  max-width: 420px;
  text-align: left;
}

.end-info h3 { font-size: 1.05rem; font-weight: 900; margin-bottom: 6px; }
.end-info p { font-size: 0.88rem; opacity: 0.92; line-height: 1.65; }

/* ===================== CONFETTI ===================== */
.confetti-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 999;
  overflow: hidden;
}

.confetti-piece {
  position: absolute;
  top: -20px;
  border-radius: 3px;
  animation: confetti-fall linear forwards;
}

@keyframes confetti-fall {
  0% { transform: translateY(0) rotate(0deg); opacity: 1; }
  80% { opacity: 1; }
  100% { transform: translateY(105vh) rotate(720deg); opacity: 0; }
}

/* ===================== RESPONSIVE ===================== */
@media (max-width: 600px) {
  .map-stations { gap: 8px; }
  .station-node .station-icon { width: 52px; height: 52px; font-size: 1.5rem; }
  .station-node .station-label { font-size: 0.65rem; max-width: 60px; }
  .drop-zones { grid-template-columns: 1fr; }
  .tf-buttons { flex-direction: column; align-items: center; }
  .myth-buttons { flex-direction: column; align-items: center; }
  .final-score-box { padding: 18px 28px; }
  .home-content { padding: 36px 20px; }
}

@media (max-width: 400px) {
  .station-node .station-icon { width: 44px; height: 44px; font-size: 1.2rem; }
  .map-stations { gap: 4px; }
}