/* ===================================================
   BILI'S COLOR ADVENTURE - BILIKIDS EDITION
   Designed for Children Ages 3 to 5
   =================================================== */

:root {
  --primary-blue: #22a6b3;
  --bili-blue: #00bcd4;
  --bili-pink: #ff3385;
  --bili-yellow: #f1c40f;
  --bili-orange: #f39c12;
  --pastel-bg: #e8f5e9;
  --font-kids: 'Fredoka', 'Quicksand', -apple-system, BlinkMacSystemFont, sans-serif;
  --shadow-soft: 0 10px 25px rgba(0,0,0,0.12);
  --shadow-button: 0 8px 0 rgba(0,0,0,0.18);
  --border-radius-card: 28px;
  --border-radius-btn: 24px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
  user-select: none;
}

html, body {
  width: 100%;
  height: 100%;
  overflow: hidden;
  font-family: var(--font-kids);
  background: linear-gradient(180deg, #6fd3ff 0%, #b2ebf2 40%, #c8e6c9 100%);
  color: #2c3e50;
  position: relative;
}

/* Background animated clouds */
.sky-background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.cloud {
  position: absolute;
  background: rgba(255, 255, 255, 0.75);
  border-radius: 100px;
  filter: blur(1px);
}

.cloud::before, .cloud::after {
  content: '';
  position: absolute;
  background: rgba(255, 255, 255, 0.75);
  border-radius: 50%;
}

.cloud-1 {
  width: 180px;
  height: 55px;
  top: 10%;
  left: -200px;
  animation: floatCloud 32s linear infinite;
}
.cloud-1::before {
  width: 70px;
  height: 70px;
  top: -35px;
  left: 30px;
}
.cloud-1::after {
  width: 85px;
  height: 85px;
  top: -45px;
  left: 75px;
}

.cloud-2 {
  width: 240px;
  height: 70px;
  top: 22%;
  left: -260px;
  animation: floatCloud 45s linear infinite 12s;
  opacity: 0.85;
}
.cloud-2::before {
  width: 90px;
  height: 90px;
  top: -45px;
  left: 40px;
}
.cloud-2::after {
  width: 110px;
  height: 110px;
  top: -55px;
  left: 100px;
}

.cloud-3 {
  width: 140px;
  height: 45px;
  top: 5%;
  left: -150px;
  animation: floatCloud 28s linear infinite 5s;
  opacity: 0.6;
}

@keyframes floatCloud {
  0% { transform: translateX(0); }
  100% { transform: translateX(calc(100vw + 350px)); }
}

.sun-glow {
  position: absolute;
  top: -60px;
  right: -60px;
  width: 220px;
  height: 220px;
  background: radial-gradient(circle, rgba(255, 234, 167, 0.95) 0%, rgba(255, 209, 102, 0) 70%);
  border-radius: 50%;
}

/* ===================================================
   MAIN LAYOUT & CONTAINER
   =================================================== */

.game-container {
  position: relative;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  z-index: 1;
  max-width: 1200px;
  margin: 0 auto;
}

/* Header bar */
.game-header {
  height: 68px;
  padding: 8px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(12px);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
  border-bottom: 3px solid rgba(255, 255, 255, 0.7);
  z-index: 20;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 12px;
}

.header-game-switcher {
  display: flex;
  align-items: center;
  gap: 6px;
  background: #fef9e7;
  color: #d35400;
  border: 2px dashed #f39c12;
  padding: 6px 14px;
  border-radius: 20px;
  text-decoration: none;
  font-weight: 800;
  font-size: 0.95rem;
  transition: transform 0.15s ease;
}

.header-game-switcher:hover {
  transform: scale(1.05);
}

.header-brand {
  display: flex;
  align-items: center;
}

.header-logo-img {
  height: 44px;
  width: auto;
  object-fit: contain;
  filter: drop-shadow(0 2px 4px rgba(0,0,0,0.1));
}

.header-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border: none;
  background: linear-gradient(135deg, #00d2d3, #01a3a4);
  color: #ffffff;
  border-radius: 20px;
  font-family: var(--font-kids);
  font-size: 1.05rem;
  font-weight: 700;
  cursor: pointer;
  box-shadow: 0 4px 0 #007a7a;
  transition: transform 0.1s ease, box-shadow 0.1s ease;
}

.header-btn.icon-only {
  padding: 8px 14px;
  font-size: 1.3rem;
  border-radius: 50%;
  background: #ffffff;
  border: 2px solid #00d2d3;
  color: #00a8a8;
}

.header-btn:active {
  transform: translateY(3px);
  box-shadow: 0 1px 0 #007a7a;
}

.header-level-badge {
  background: linear-gradient(135deg, #ff3385, #ff6b81);
  color: white;
  padding: 6px 20px;
  border-radius: 20px;
  font-size: 1.25rem;
  font-weight: 800;
  box-shadow: 0 4px 0 #c41857;
  letter-spacing: 0.5px;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

.header-stars {
  background: #fff;
  padding: 6px 16px;
  border-radius: 20px;
  border: 2px solid #ffd32a;
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 1.3rem;
  font-weight: 800;
  color: #d35400;
}

.header-controls {
  display: flex;
  gap: 8px;
}

/* ===================================================
   SCREENS NAVIGATION
   =================================================== */

.game-main {
  flex: 1;
  position: relative;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 10px 14px;
  display: flex;
  flex-direction: column;
}

.screen {
  display: none;
  width: 100%;
  height: 100%;
  flex-direction: column;
  animation: fadeIn 0.3s ease-out;
}

.screen.active {
  display: flex;
}

@keyframes fadeIn {
  from { opacity: 0; transform: scale(0.98); }
  to { opacity: 1; transform: scale(1); }
}

/* ===================================================
   HOME SCREEN / HERO & FULL-BODY BILI
   =================================================== */

.home-hero {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 5px 0 15px;
}

.home-brand-header {
  margin-bottom: 6px;
}

.home-main-logo {
  max-width: 320px;
  width: 75vw;
  height: auto;
  object-fit: contain;
  filter: drop-shadow(0 8px 16px rgba(0, 188, 212, 0.25));
}

.bili-hero-showcase {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 5px 0 10px;
  gap: 20px;
}

.bili-fullbody-wrapper {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.bili-fullbody-hero-img {
  height: 230px;
  width: auto;
  object-fit: contain;
  filter: drop-shadow(0 10px 20px rgba(0, 0, 0, 0.18));
  cursor: pointer;
  transform-origin: bottom center;
  z-index: 2;
}

.bili-ground-shadow {
  width: 130px;
  height: 18px;
  background: radial-gradient(ellipse, rgba(0, 0, 0, 0.22) 0%, rgba(0, 0, 0, 0) 75%);
  border-radius: 50%;
  margin-top: -8px;
  z-index: 1;
}

.bili-speech-bubble-hero {
  position: relative;
  background: #ffffff;
  border: 4px solid #00d2d3;
  border-radius: 26px;
  padding: 14px 20px;
  max-width: 310px;
  font-size: 1.2rem;
  font-weight: 700;
  color: #2c3e50;
  box-shadow: 0 8px 22px rgba(0, 0, 0, 0.1);
  display: flex;
  align-items: center;
  gap: 12px;
}

.bili-speech-bubble-hero::before {
  content: '';
  position: absolute;
  top: 50%;
  left: -14px;
  transform: translateY(-50%);
  border-width: 10px 14px 10px 0;
  border-style: solid;
  border-color: transparent #00d2d3 transparent transparent;
}

.speech-replay-btn {
  background: #ffd32a;
  border: none;
  font-size: 1.4rem;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  cursor: pointer;
  box-shadow: 0 4px 0 #e1a700;
  flex-shrink: 0;
  transition: transform 0.1s ease;
}
.speech-replay-btn:active {
  transform: translateY(2px);
  box-shadow: 0 1px 0 #e1a700;
}

.game-title {
  font-size: 2.7rem;
  font-weight: 800;
  margin: 5px 0 2px;
  text-shadow: 3px 3px 0 #ffffff, 5px 5px 0 rgba(0,0,0,0.06);
  letter-spacing: 1px;
}

.title-word.color-red { color: #ff3385; }
.title-word.color-blue { color: #00bcd4; }
.title-word.color-yellow { color: #ffa502; }

.game-subtitle {
  font-size: 1.2rem;
  color: #4b6584;
  font-weight: 700;
  margin-bottom: 14px;
}

.btn-big-play {
  background: linear-gradient(135deg, #2ed573, #10ac84);
  color: white;
  border: none;
  font-family: var(--font-kids);
  font-size: 1.8rem;
  font-weight: 800;
  padding: 16px 48px;
  border-radius: 50px;
  cursor: pointer;
  box-shadow: 0 8px 0 #0b8e6b, 0 15px 25px rgba(46, 213, 115, 0.4);
  display: inline-flex;
  align-items: center;
  gap: 12px;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.btn-big-play:hover {
  transform: translateY(-2px);
}

.btn-big-play:active {
  transform: translateY(5px);
  box-shadow: 0 3px 0 #0b8e6b, 0 8px 15px rgba(46, 213, 115, 0.4);
}

/* Animations */
.pulse {
  animation: pulseBtn 2s infinite;
}

@keyframes pulseBtn {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.04); }
}

.pulse-subtle {
  animation: pulseSubtle 3s infinite ease-in-out;
}

@keyframes pulseSubtle {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.03); }
}

.wave-bounce {
  animation: waveBounce 3s ease-in-out infinite alternate;
}

@keyframes waveBounce {
  0% { transform: translateY(0px) rotate(0deg); }
  30% { transform: translateY(-8px) rotate(-2deg); }
  70% { transform: translateY(-4px) rotate(3deg); }
  100% { transform: translateY(0px) rotate(0deg); }
}

/* ===================================================
   LEVEL SELECTION MAP
   =================================================== */

.level-map-container {
  width: 100%;
  max-width: 950px;
  margin: 0 auto;
  padding: 10px 10px 35px;
}

.map-heading {
  font-size: 1.45rem;
  color: #2f3542;
  margin-bottom: 12px;
  text-align: center;
}

.level-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 16px;
}

.level-card {
  background: rgba(255, 255, 255, 0.9);
  border-radius: var(--border-radius-card);
  padding: 16px 12px;
  text-align: center;
  box-shadow: var(--shadow-soft);
  cursor: pointer;
  position: relative;
  border: 4px solid #dcdde1;
  transition: all 0.2s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.level-card.unlocked {
  border-color: #00d2d3;
  background: #ffffff;
}

.level-card.unlocked:hover {
  transform: translateY(-6px) scale(1.03);
  box-shadow: 0 14px 28px rgba(0, 210, 211, 0.3);
  border-color: #00bcd4;
}

.level-card:not(.unlocked) {
  opacity: 0.6;
  filter: grayscale(0.5);
  cursor: not-allowed;
}

.level-card .level-num {
  position: absolute;
  top: -12px;
  left: 14px;
  background: #ff3385;
  color: white;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 3px 0 #d91b68;
}

.level-art {
  font-size: 3.2rem;
  margin: 6px 0;
}

.level-info h3 {
  font-size: 1.2rem;
  color: #2c3e50;
  margin-bottom: 4px;
}

.level-info p {
  font-size: 0.85rem;
  color: #747d8c;
  line-height: 1.2;
  margin-bottom: 8px;
}

.card-stars {
  font-size: 1.3rem;
  color: #f1c40f;
  letter-spacing: 2px;
}

/* ===================================================
   GAMEPLAY SCREEN WITH FULL-BODY COMPANION BILI
   =================================================== */

.bili-sidekick-box {
  display: flex;
  align-items: center;
  gap: 16px;
  background: rgba(255, 255, 255, 0.95);
  border: 3px solid #00d2d3;
  border-radius: 28px;
  padding: 8px 18px;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.08);
  margin-bottom: 12px;
  position: relative;
}

.bili-companion-fullbody-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.bili-companion-fullbody-img {
  height: 115px;
  width: auto;
  object-fit: contain;
  filter: drop-shadow(0 6px 12px rgba(0,0,0,0.18));
  cursor: pointer;
  transition: transform 0.2s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.bili-companion-fullbody-img:active {
  transform: scale(1.15) rotate(5deg);
}

.instruction-box {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.speech-target {
  font-size: 1.55rem;
  font-weight: 700;
  color: #2f3542;
}

.color-prompt-word {
  display: inline-block;
  padding: 3px 16px;
  border-radius: 14px;
  font-weight: 800;
  font-size: 1.65rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: #ffffff;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.4);
}

.spanish-hint {
  font-size: 1.15rem;
  color: #747d8c;
  font-weight: 600;
  margin-left: 8px;
}

.voice-btn-round {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: linear-gradient(135deg, #ffd32a, #ff9f1a);
  border: none;
  font-size: 1.6rem;
  cursor: pointer;
  box-shadow: 0 4px 0 #cc8e35;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: transform 0.1s ease;
}
.voice-btn-round:active {
  transform: translateY(3px);
  box-shadow: 0 1px 0 #cc8e35;
}

/* Round Progress Bar */
.round-progress {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
  padding: 0 8px;
}

.progress-track {
  flex: 1;
  height: 16px;
  background: rgba(255, 255, 255, 0.7);
  border-radius: 20px;
  overflow: hidden;
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.1);
  border: 2px solid white;
}

.progress-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, #ff3385, #00d2d3, #2ed573);
  border-radius: 20px;
  transition: width 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.round-counter {
  font-weight: 700;
  color: #2f3542;
  font-size: 1.05rem;
}

/* ===================================================
   LEVEL 1: BALLOONS ARENA
   =================================================== */

.balloons-arena {
  flex: 1;
  position: relative;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 25px;
  padding: 15px;
  overflow: hidden;
}

.balloon-item {
  width: 140px;
  height: 175px;
  border-radius: 50% 50% 50% 50% / 40% 40% 60% 60%;
  position: relative;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: inset -10px -10px 20px rgba(0,0,0,0.18), inset 12px 12px 25px rgba(255,255,255,0.4), 0 15px 25px rgba(0,0,0,0.15);
  animation: floatBalloon 3.5s ease-in-out infinite alternate;
  transition: transform 0.15s ease;
}

.balloon-item:nth-child(2) { animation-delay: 0.6s; }
.balloon-item:nth-child(3) { animation-delay: 1.2s; }
.balloon-item:nth-child(4) { animation-delay: 1.8s; }

@keyframes floatBalloon {
  0% { transform: translateY(0px) rotate(-2deg); }
  100% { transform: translateY(-16px) rotate(3deg); }
}

.balloon-item::after {
  content: '';
  position: absolute;
  bottom: -14px;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 0;
  border-left: 8px solid transparent;
  border-right: 8px solid transparent;
  border-bottom: 12px solid inherit;
}

.balloon-string {
  position: absolute;
  bottom: -45px;
  left: 50%;
  width: 2px;
  height: 45px;
  background: rgba(100, 100, 100, 0.4);
  transform-origin: top center;
  animation: stringWiggle 2.5s ease-in-out infinite alternate;
}

@keyframes stringWiggle {
  0% { transform: rotate(-5deg); }
  100% { transform: rotate(5deg); }
}

.balloon-color-label {
  font-size: 1.35rem;
  font-weight: 800;
  color: #ffffff;
  text-shadow: 0 2px 4px rgba(0,0,0,0.4);
  pointer-events: none;
}

.balloon-shine {
  position: absolute;
  top: 20px;
  left: 24px;
  width: 26px;
  height: 45px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.45);
  transform: rotate(-30deg);
  pointer-events: none;
}

.balloon-item.popping {
  animation: popSplice 0.25s forwards !important;
}

@keyframes popSplice {
  0% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.4); opacity: 0.8; }
  100% { transform: scale(0.1); opacity: 0; }
}

/* ===================================================
   LEVEL 2: BACKPACK GAMEPLAY
   =================================================== */

.backpack-gameplay {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 10px;
  gap: 15px;
}

.items-shelves {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 18px;
  padding: 10px;
}

.toy-card {
  width: 110px;
  height: 125px;
  background: #ffffff;
  border-radius: 22px;
  box-shadow: 0 8px 18px rgba(0,0,0,0.12);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  cursor: grab;
  border: 4px solid #f1f2f6;
  position: relative;
  transition: transform 0.2s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.toy-card:hover {
  transform: translateY(-5px) scale(1.05);
}

.toy-card:active {
  cursor: grabbing;
}

.toy-icon {
  font-size: 3.2rem;
  margin-bottom: 2px;
}

.toy-color-badge {
  font-size: 0.95rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 10px;
  color: white;
  text-shadow: 0 1px 2px rgba(0,0,0,0.3);
}

.backpack-target-zone {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 12px;
}

.backpack-visual {
  width: 100%;
  max-width: 420px;
  background: linear-gradient(135deg, #ffffff, #f0f7ff);
  border: 4px dashed #00bcd4;
  border-radius: 28px;
  padding: 16px 20px;
  text-align: center;
  box-shadow: 0 10px 25px rgba(0, 188, 212, 0.15);
  display: flex;
  flex-direction: column;
  align-items: center;
  cursor: pointer;
  transition: all 0.2s ease;
}

.backpack-visual.drag-over {
  background: #dff9fb;
  border-color: #2ed573;
  transform: scale(1.04);
}

.backpack-badge {
  font-size: 4rem;
  margin-bottom: 4px;
}

.backpack-label {
  font-size: 1.5rem;
  font-weight: 800;
  color: #00bcd4;
}

.drop-hint-text {
  font-size: 1.1rem;
  color: #576574;
  margin-top: 4px;
}

/* ===================================================
   LEVEL 3: MAGIC PAINT
   =================================================== */

.paint-stage {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-around;
  padding: 10px;
}

.canvas-art-card {
  width: 250px;
  height: 230px;
  background: white;
  border-radius: 30px;
  border: 6px solid #ff9f43;
  box-shadow: 0 12px 28px rgba(0,0,0,0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.drawing-display {
  font-size: 7.5rem;
  filter: grayscale(1) opacity(0.35);
  transition: all 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.drawing-display.painted {
  filter: grayscale(0) opacity(1);
  transform: scale(1.12);
}

.paint-buckets-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px;
  width: 100%;
}

.paint-splat-btn {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  border: 4px solid white;
  box-shadow: 0 8px 18px rgba(0,0,0,0.2);
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  transition: transform 0.15s ease;
  position: relative;
}

.paint-splat-btn:hover {
  transform: translateY(-5px) scale(1.1);
}

.paint-splat-btn:active {
  transform: translateY(3px) scale(0.95);
}

.splat-icon {
  font-size: 2.2rem;
}

.splat-name {
  position: absolute;
  bottom: -22px;
  background: #fff;
  padding: 1px 8px;
  border-radius: 10px;
  font-size: 0.85rem;
  font-weight: 700;
  box-shadow: 0 2px 6px rgba(0,0,0,0.1);
  color: #2c3e50;
}

/* ===================================================
   LEVEL 4: BUBBLE STARS
   =================================================== */

.bubbles-count-badge {
  display: inline-block;
  background: #ff3385;
  color: white;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  text-align: center;
  line-height: 32px;
  font-weight: 800;
  margin: 0 4px;
}

.bubbles-pond {
  flex: 1;
  position: relative;
  overflow: hidden;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.3) 0%, rgba(255, 255, 255, 0) 70%);
  border-radius: 30px;
  border: 3px solid rgba(255,255,255,0.6);
  min-height: 300px;
}

.game-bubble {
  position: absolute;
  width: 90px;
  height: 90px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: inset 0 0 20px rgba(255, 255, 255, 0.8), 0 8px 18px rgba(0, 0, 0, 0.12);
  border: 3px solid rgba(255, 255, 255, 0.8);
  font-size: 2rem;
  transition: transform 0.1s ease;
  animation: floatBubble 5s ease-in-out infinite alternate;
}

.game-bubble:active {
  transform: scale(0.9);
}

@keyframes floatBubble {
  0% { transform: translateY(0px) rotate(-5deg); }
  50% { transform: translateY(-20px) rotate(5deg); }
  100% { transform: translateY(0px) rotate(-5deg); }
}

/* ===================================================
   LEVEL 5: DISCO DANCE & TROPHY
   =================================================== */

.disco-stage {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-around;
  padding: 10px;
}

.disco-bili-hero {
  display: flex;
  align-items: center;
  gap: 20px;
  background: rgba(255, 255, 255, 0.95);
  padding: 12px 24px;
  border-radius: 30px;
  border: 4px solid #f368e0;
  box-shadow: 0 8px 25px rgba(243, 104, 224, 0.3);
}

.bili-stage-fullbody-box {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.bili-disco-fullbody-img {
  height: 140px;
  width: auto;
  object-fit: contain;
  filter: drop-shadow(0 8px 18px rgba(243, 104, 224, 0.4));
  transform-origin: bottom center;
}

.bili-disco-fullbody-img.dancer {
  animation: danceBeat 0.75s infinite alternate ease-in-out;
}

@keyframes danceBeat {
  0% { transform: translateY(0) rotate(-7deg) scale(1); }
  100% { transform: translateY(-16px) rotate(7deg) scale(1.08); }
}

.disco-floor-shadow {
  width: 90px;
  height: 14px;
  background: radial-gradient(ellipse, rgba(0, 0, 0, 0.25) 0%, rgba(0, 0, 0, 0) 75%);
  border-radius: 50%;
  margin-top: -6px;
}

.disco-tiles-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  width: 100%;
  max-width: 440px;
}

.disco-tile {
  height: 100px;
  border-radius: 24px;
  border: 5px solid white;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 800;
  color: white;
  text-shadow: 0 2px 4px rgba(0,0,0,0.4);
  transition: transform 0.15s ease, filter 0.15s ease;
}

.disco-tile:hover {
  transform: scale(1.03);
}

.disco-tile:active {
  transform: scale(0.95);
}

.disco-tile.flash {
  animation: flashTile 0.4s ease;
}

@keyframes flashTile {
  0%, 100% { filter: brightness(1); }
  50% { filter: brightness(1.7); transform: scale(1.08); }
}

.disco-score-bar {
  background: white;
  padding: 8px 20px;
  border-radius: 20px;
  font-size: 1.2rem;
  font-weight: 700;
  color: #2c3e50;
  box-shadow: 0 4px 10px rgba(0,0,0,0.08);
}

.badge-steps {
  color: #ff3385;
  font-weight: 800;
}

/* ===================================================
   SCREEN: CELEBRATION & BILIKIDS DIPLOMA
   =================================================== */

#screenCelebration {
  align-items: center;
  justify-content: center;
  padding: 20px 10px;
  overflow-y: auto;
  min-height: 100%;
  box-sizing: border-box;
}

.diploma-card {
  width: 100%;
  max-width: 650px;
  background: #ffffff;
  border-radius: 32px;
  border: 10px solid #ffd32a;
  box-shadow: 0 20px 45px rgba(0, 0, 0, 0.2);
  padding: 24px 20px;
  text-align: center;
  position: relative;
  animation: popIn 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.diploma-ribbon {
  position: absolute;
  top: -20px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, #ff3385, #ff6b81);
  color: white;
  padding: 6px 24px;
  border-radius: 20px;
  font-size: 1.2rem;
  font-weight: 800;
  box-shadow: 0 4px 10px rgba(255, 51, 133, 0.4);
}

.diploma-header {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 15px;
  margin-top: 10px;
  margin-bottom: 15px;
}

.diploma-brand-logo {
  height: 55px;
  width: auto;
  object-fit: contain;
}

.diploma-titles h2 {
  font-size: 1.7rem;
  color: #00bcd4;
  font-weight: 800;
}

.diploma-titles p {
  color: #8395a7;
  font-weight: 700;
  font-size: 0.95rem;
}

.diploma-center-layout {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
}

.diploma-bili-fullbody-container {
  flex-shrink: 0;
}

.diploma-bili-fullbody-img {
  height: 190px;
  width: auto;
  object-fit: contain;
  filter: drop-shadow(0 8px 18px rgba(0,0,0,0.18));
}

.diploma-text-content {
  flex: 1;
}

.awarded-to-text {
  font-size: 1.05rem;
  color: #576574;
  margin-bottom: 10px;
  line-height: 1.3;
}

.child-name-wrapper {
  margin-bottom: 12px;
}

.child-name-wrapper label {
  display: block;
  font-size: 0.95rem;
  font-weight: 700;
  color: #8395a7;
  margin-bottom: 4px;
}

.child-name-wrapper input {
  font-family: var(--font-kids);
  font-size: 1.4rem;
  font-weight: 800;
  color: #ff3385;
  text-align: center;
  border: 3px dashed #00d2d3;
  border-radius: 16px;
  padding: 6px 14px;
  outline: none;
  background: #f0fdfd;
  max-width: 280px;
  width: 90%;
}

.child-name-wrapper input:focus {
  border-color: #2ed573;
  background: #ffffff;
}

.colors-learned-badges {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 6px;
  margin-bottom: 12px;
}

.c-tag {
  color: white;
  padding: 3px 9px;
  border-radius: 12px;
  font-size: 0.9rem;
  font-weight: 800;
}
.tag-red { background: #ff4757; }
.tag-blue { background: #2e86de; }
.tag-yellow { background: #ffa502; }
.tag-green { background: #2ed573; }
.tag-orange { background: #ff7f50; }
.tag-purple { background: #9b59b6; }
.tag-pink { background: #ff6b81; }
.tag-brown { background: #8d5b4c; }

.diploma-stars-row {
  font-size: 1.6rem;
  margin-bottom: 15px;
}

.diploma-actions {
  display: flex;
  justify-content: center;
  gap: 15px;
}

.btn-action-diploma {
  border: none;
  font-family: var(--font-kids);
  font-size: 1.15rem;
  font-weight: 700;
  padding: 12px 24px;
  border-radius: 25px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 6px 0 rgba(0,0,0,0.15);
  transition: transform 0.1s ease;
}

.btn-action-diploma:active {
  transform: translateY(3px);
}

.btn-print {
  background: #2ed573;
  color: white;
}

.btn-replay {
  background: #00d2d3;
  color: white;
}

/* ===================================================
   SETTINGS MODAL (VOICE & AUDIO)
   =================================================== */

.settings-modal {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.45);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 60;
  backdrop-filter: blur(4px);
}

.settings-modal.hidden {
  display: none;
}

.settings-content {
  background: #ffffff;
  border-radius: 28px;
  border: 5px solid #00d2d3;
  padding: 24px;
  width: 90%;
  max-width: 440px;
  box-shadow: 0 15px 35px rgba(0,0,0,0.25);
}

.settings-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 18px;
  border-bottom: 2px solid #f1f2f6;
  padding-bottom: 10px;
}

.settings-header h3 {
  font-size: 1.4rem;
  color: #2c3e50;
  font-weight: 800;
}

.btn-close-settings {
  background: #ff4757;
  color: white;
  border: none;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  cursor: pointer;
  font-size: 1rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}

.settings-group {
  margin-bottom: 16px;
  text-align: left;
}

.settings-group label {
  display: block;
  font-weight: 700;
  font-size: 1rem;
  color: #2f3542;
  margin-bottom: 6px;
}

.settings-select {
  width: 100%;
  padding: 10px 14px;
  border-radius: 14px;
  border: 2px solid #ced6e0;
  font-family: var(--font-kids);
  font-size: 1rem;
  color: #2f3542;
  outline: none;
  background: #f8f9fa;
}

.settings-select:focus {
  border-color: #00d2d3;
}

.range-wrapper {
  display: flex;
  align-items: center;
  gap: 12px;
}

.range-wrapper input {
  flex: 1;
  accent-color: #00d2d3;
}

#speedValueLabel {
  font-weight: 700;
  color: #57606f;
  font-size: 0.95rem;
  min-width: 130px;
}

.settings-test-row {
  margin-top: 20px;
  text-align: center;
}

.btn-test-voice {
  background: linear-gradient(135deg, #2ed573, #10ac84);
  color: white;
  border: none;
  font-family: var(--font-kids);
  font-size: 1.15rem;
  font-weight: 700;
  padding: 10px 22px;
  border-radius: 20px;
  cursor: pointer;
  box-shadow: 0 4px 0 #0b8e6b;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.btn-test-voice:active {
  transform: translateY(2px);
  box-shadow: 0 2px 0 #0b8e6b;
}

/* ===================================================
   ROUND SUCCESS OVERLAY WITH JUMPING FULL-BODY BILI
   =================================================== */

.success-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.45);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 50;
  backdrop-filter: blur(4px);
}

.success-overlay.hidden {
  display: none;
}

.success-popup {
  background: white;
  border-radius: 30px;
  border: 6px solid #2ed573;
  padding: 20px 25px;
  text-align: center;
  box-shadow: 0 15px 35px rgba(0,0,0,0.25);
  display: flex;
  flex-direction: column;
  align-items: center;
  max-width: 380px;
  width: 85%;
}

.success-bili-fullbody-wrap {
  margin-bottom: 5px;
}

.bili-success-fullbody-img {
  height: 140px;
  width: auto;
  object-fit: contain;
  filter: drop-shadow(0 6px 14px rgba(0,0,0,0.2));
}

.celebrate-jump {
  animation: celebrateHop 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275) infinite alternate;
}

@keyframes celebrateHop {
  0% { transform: translateY(0) scale(1); }
  100% { transform: translateY(-18px) scale(1.08) rotate(3deg); }
}

.success-content h2 {
  font-size: 2.2rem;
  color: #2ed573;
  font-weight: 800;
}

.success-content p {
  font-size: 1.35rem;
  color: #2f3542;
  font-weight: 700;
  margin: 6px 0 12px;
}

.success-stars {
  font-size: 1.8rem;
}

/* Confetti Canvas */
#confettiCanvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 100;
}

/* ===================================================
   PRINT STYLES FOR DIPLOMA
   =================================================== */

@media print {
  body {
    background: white;
  }
  .sky-background, .game-header, .bili-sidekick-box, .round-progress, .diploma-actions, #confettiCanvas {
    display: none !important;
  }
  .game-container, .game-main, #screenCelebration {
    display: block !important;
    padding: 0;
    margin: 0;
    width: 100%;
    height: auto;
  }
  .diploma-card {
    border: 8px solid #ffd32a;
    box-shadow: none;
    margin: 20px auto;
  }
}

/* ===================================================
   STAGE TABS & SELECTOR (ETAPA 1 vs ETAPA 2)
   =================================================== */

.stage-tabs-row {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.stage-tab-btn {
  flex: 1;
  max-width: 320px;
  min-width: 200px;
  background: rgba(255, 255, 255, 0.85);
  border: 4px solid #dcdde1;
  border-radius: 24px;
  padding: 12px 18px;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  font-family: var(--font-kids);
  transition: all 0.25s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  box-shadow: 0 6px 15px rgba(0,0,0,0.06);
}

.stage-tab-btn.active {
  border-color: #00bcd4;
  background: #ffffff;
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 10px 22px rgba(0, 188, 212, 0.25);
}

.stage-tab-btn.locked {
  opacity: 0.7;
  cursor: pointer;
}

.stage-tab-title {
  font-size: 1.25rem;
  font-weight: 800;
  color: #2c3e50;
}

.stage-status-badge {
  font-size: 0.9rem;
  font-weight: 700;
  background: #f1f2f6;
  color: #747d8c;
  padding: 3px 12px;
  border-radius: 12px;
}

.stage-tab-btn.active .stage-status-badge {
  background: #e0f7fa;
  color: #00838f;
}

.stage-tab-btn.locked .stage-status-badge {
  background: #ffeaa7;
  color: #d35400;
}

/* ===================================================
   LEVEL 6: BILI'S COLOR TRAIN
   =================================================== */

.train-stage {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-around;
  align-items: center;
  padding: 10px;
}

.train-track-view {
  width: 100%;
  max-width: 550px;
  background: #f0f3f6;
  border-bottom: 8px solid #7f8c8d;
  border-radius: 20px 20px 0 0;
  padding: 20px 10px 12px;
  position: relative;
  overflow: hidden;
}

.train-composition {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 15px;
}

.locomotive {
  font-size: 5rem;
  filter: drop-shadow(0 6px 12px rgba(0,0,0,0.15));
  animation: trainChug 0.8s infinite alternate ease-in-out;
}

@keyframes trainChug {
  0% { transform: translateY(0); }
  100% { transform: translateY(-6px); }
}

.wagon-waiting {
  width: 150px;
  height: 90px;
  background: #ffffff;
  border: 4px dashed #00bcd4;
  border-radius: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 8px;
  transition: all 0.3s ease;
}

.wagon-waiting.loaded {
  border-style: solid;
  border-width: 5px;
  transform: scale(1.08);
}

.wagon-placeholder {
  font-size: 0.95rem;
  font-weight: 700;
  color: #747d8c;
}

.train-crates-platform {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
  width: 100%;
}

.train-crate {
  width: 100px;
  height: 100px;
  border-radius: 20px;
  border: 4px solid white;
  box-shadow: 0 8px 20px rgba(0,0,0,0.15);
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
  transition: transform 0.15s ease;
  position: relative;
}

.train-crate:hover {
  transform: translateY(-6px) scale(1.08);
}

.train-crate:active {
  transform: scale(0.92);
}

.crate-label {
  position: absolute;
  bottom: -20px;
  background: white;
  padding: 1px 8px;
  border-radius: 10px;
  font-size: 0.85rem;
  font-weight: 800;
  color: #2c3e50;
  box-shadow: 0 2px 6px rgba(0,0,0,0.1);
}

/* ===================================================
   LEVEL 7: FLASHLIGHT SAFARI
   =================================================== */

.safari-night-arena {
  flex: 1;
  position: relative;
  background: #1e272e;
  border-radius: 28px;
  overflow: hidden;
  box-shadow: inset 0 0 40px rgba(0,0,0,0.8);
  cursor: crosshair;
  min-height: 320px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.safari-flashlight-beam {
  position: absolute;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  pointer-events: none;
  background: radial-gradient(circle, rgba(255, 241, 118, 0.45) 0%, rgba(255, 238, 88, 0.15) 55%, transparent 75%);
  transform: translate(-50%, -50%);
  display: none;
  z-index: 5;
}

.safari-animals-container {
  flex: 1;
  position: relative;
  width: 100%;
  height: 100%;
}

.safari-animal-card {
  position: absolute;
  width: 80px;
  height: 80px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.8rem;
  cursor: pointer;
  filter: brightness(0.2) blur(1px);
  transition: filter 0.2s ease, transform 0.2s ease;
  z-index: 2;
}

.safari-animal-card.revealed {
  filter: brightness(1) blur(0);
  transform: scale(1.15);
  z-index: 10;
  box-shadow: 0 0 25px rgba(255, 255, 255, 0.8);
}

.safari-hint-bar {
  background: rgba(0, 0, 0, 0.7);
  color: #ffd32a;
  text-align: center;
  padding: 8px 12px;
  font-size: 0.95rem;
  font-weight: 700;
  z-index: 10;
}

/* ===================================================
   LEVEL 8: ICE CREAM TOWER
   =================================================== */

.icecream-stage {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-around;
  padding: 10px;
}

.icecream-display-stand {
  min-height: 220px;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  padding-bottom: 10px;
}

.icecream-stack {
  display: flex;
  flex-direction: column-reverse;
  align-items: center;
}

.icecream-cone {
  font-size: 5rem;
  line-height: 1;
}

.icecream-scoop-stacked {
  width: 90px;
  height: 70px;
  border-radius: 50% 50% 35% 35%;
  border: 4px solid white;
  box-shadow: 0 6px 15px rgba(0,0,0,0.15);
  margin-bottom: -15px;
  z-index: 2;
  animation: scoopDrop 0.35s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

@keyframes scoopDrop {
  0% { transform: translateY(-40px) scale(0.6); opacity: 0; }
  100% { transform: translateY(0) scale(1); opacity: 1; }
}

.icecream-flavors-palette {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  width: 100%;
}

.flavor-scoop-btn {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  border: 4px solid white;
  box-shadow: 0 8px 18px rgba(0,0,0,0.18);
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  position: relative;
  transition: transform 0.15s ease;
}

.flavor-scoop-btn:hover {
  transform: translateY(-5px) scale(1.1);
}

.flavor-scoop-btn:active {
  transform: scale(0.92);
}

/* ===================================================
   LEVEL 9: RAINBOW BRIDGE
   =================================================== */

.rainbow-bridge-stage {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-around;
  padding: 10px;
}

.bridge-clouds-scene {
  width: 100%;
  max-width: 540px;
  height: 160px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.bridge-arch {
  display: flex;
  align-items: center;
  gap: 10px;
  background: rgba(255, 255, 255, 0.8);
  padding: 14px 20px;
  border-radius: 40px;
  border: 4px dashed #00bcd4;
  box-shadow: 0 8px 25px rgba(0,0,0,0.08);
}

.bridge-stone-slot {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: #dfe4ea;
  border: 3px solid #ced6e0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.bridge-stone-slot.placed {
  transform: scale(1.15);
  box-shadow: 0 4px 12px rgba(0,0,0,0.18);
  color: white;
  border-color: white;
}

.bridge-walker-bili {
  position: absolute;
  bottom: 10px;
  left: 20px;
  transition: left 0.5s ease;
  z-index: 10;
}

.bili-mini-walker {
  height: 75px;
  width: auto;
  object-fit: contain;
  filter: drop-shadow(0 4px 10px rgba(0,0,0,0.2));
}

.rainbow-stones-picker {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

.rainbow-stone-btn {
  width: 75px;
  height: 75px;
  border-radius: 50%;
  border: 4px solid white;
  cursor: pointer;
  box-shadow: 0 8px 18px rgba(0,0,0,0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: white;
  font-weight: 800;
  transition: transform 0.15s ease;
}

.rainbow-stone-btn:hover {
  transform: translateY(-5px) scale(1.1);
}

.rainbow-stone-btn:active {
  transform: scale(0.92);
}

/* ===================================================
   LEVEL 10: GALAXY ROCKET
   =================================================== */

.galaxy-space-stage {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-around;
  align-items: center;
  padding: 10px;
  background: radial-gradient(ellipse at bottom, #1B2735 0%, #090A0F 100%);
  border-radius: 28px;
  overflow: hidden;
  box-shadow: inset 0 0 50px rgba(0,0,0,0.9);
}

.rocket-traveler {
  display: flex;
  flex-direction: column;
  align-items: center;
  transition: transform 0.8s ease;
}

.rocket-bili-avatar {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.rocket-bili-sprite {
  height: 100px;
  width: auto;
  object-fit: contain;
}

.rocket-ship {
  font-size: 5rem;
  position: absolute;
  bottom: -20px;
  right: -25px;
  filter: drop-shadow(0 0 15px #ff7675);
  animation: rocketHover 1.2s infinite alternate ease-in-out;
}

@keyframes rocketHover {
  0% { transform: translateY(0); }
  100% { transform: translateY(-12px); }
}

.rocket-traveler.blastoff {
  animation: rocketFly 1.5s forwards ease-in;
}

@keyframes rocketFly {
  0% { transform: translateY(0) scale(1); }
  100% { transform: translateY(-600px) scale(1.8); opacity: 0; }
}

.galaxy-planets-row {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
  width: 100%;
}

.galaxy-planet-btn {
  width: 85px;
  height: 85px;
  border-radius: 50%;
  border: 4px solid rgba(255, 255, 255, 0.8);
  box-shadow: 0 0 20px rgba(255, 255, 255, 0.3);
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  font-size: 2.2rem;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.galaxy-planet-btn:hover {
  transform: scale(1.12);
  box-shadow: 0 0 30px rgba(255, 255, 255, 0.6);
}

.galaxy-planet-btn:active {
  transform: scale(0.92);
}

/* ===================================================
   RESPONSIVE DESIGN (MOBILE & TABLET)
   =================================================== */

@media (max-width: 600px) {
  .game-title {
    font-size: 2rem;
  }
  .home-main-logo {
    max-width: 250px;
  }
  .bili-fullbody-hero-img {
    height: 180px;
  }
  .bili-speech-bubble-hero {
    max-width: 220px;
    font-size: 1rem;
    padding: 10px 14px;
  }
  .bili-companion-fullbody-img {
    height: 90px;
  }
  .balloon-item {
    width: 105px;
    height: 135px;
  }
  .speech-target {
    font-size: 1.15rem;
  }
  .color-prompt-word {
    font-size: 1.25rem;
  }
  .diploma-center-layout {
    flex-direction: column;
  }
  .diploma-bili-fullbody-img {
    height: 130px;
  }
}

/* ===================================================
   VISUAL POLISH — layered storybook finish
   Presentation-only overrides; game logic and hit targets stay intact.
   =================================================== */
:root {
  --ink: #183b56;
  --glass: rgba(255, 255, 255, .86);
  --lift: 0 14px 34px rgba(31, 74, 112, .14);
}

html, body {
  background:
    radial-gradient(ellipse at 82% 13%, rgba(255, 248, 193, .9) 0 5%, transparent 22%),
    linear-gradient(180deg, #77d9ff 0%, #c7f1f8 48%, #e5f8d9 100%);
  color: var(--ink);
}

.sky-background::after {
  content: '';
  position: absolute;
  inset: auto -5% -42px;
  height: 110px;
  border-radius: 50% 50% 0 0;
  background: linear-gradient(180deg, rgba(154, 224, 139, .34), rgba(101, 193, 128, .18));
}

.game-header {
  background: rgba(255, 255, 255, .78);
  border-bottom: 1px solid rgba(255, 255, 255, .92);
  box-shadow: 0 8px 26px rgba(42, 91, 125, .12);
}

.header-btn, .header-level-badge, .header-stars,
.bili-speech-bubble-hero, .instruction-box, .round-progress,
.disco-score-bar, .safari-hint-bar {
  backdrop-filter: blur(12px);
}

.home-hero { padding-top: 12px; }
.home-main-logo { filter: drop-shadow(0 12px 15px rgba(30, 120, 160, .18)); }
.bili-fullbody-hero-img {
  filter: drop-shadow(0 17px 16px rgba(29, 76, 98, .2));
}
.bili-speech-bubble-hero {
  background: linear-gradient(145deg, rgba(255,255,255,.98), rgba(238,252,255,.92));
  border: 2px solid rgba(0, 188, 212, .55);
  box-shadow: 0 14px 28px rgba(27, 111, 143, .16), inset 0 1px 0 #fff;
}
.game-title { filter: drop-shadow(0 5px 0 rgba(255,255,255,.7)); }

.level-map-container { max-width: 1050px; }
.level-card {
  background: linear-gradient(155deg, rgba(255,255,255,.98), rgba(239,250,255,.9));
  border: 1px solid rgba(255,255,255,.95);
  box-shadow: 0 12px 25px rgba(37, 91, 122, .13), inset 0 1px 0 #fff;
}
.level-card.unlocked { outline: 2px solid rgba(0, 188, 212, .38); }
.level-card .level-art {
  filter: drop-shadow(0 7px 5px rgba(22, 68, 91, .15));
  transform: translateZ(0);
}
.stage-tab-btn {
  border: 1px solid rgba(255,255,255,.85);
  box-shadow: 0 8px 20px rgba(37, 91, 122, .12), inset 0 1px 0 rgba(255,255,255,.9);
}

/* Shared level panels now read as soft, tactile play spaces. */
.bili-sidekick-box {
  border-radius: 26px;
  background: linear-gradient(115deg, rgba(255,255,255,.82), rgba(246,253,255,.65));
  border: 1px solid rgba(255,255,255,.9);
  box-shadow: 0 9px 24px rgba(36, 83, 110, .1), inset 0 1px 0 #fff;
}
.bili-companion-fullbody-img, .bili-mini-walker, .rocket-bili-sprite {
  filter: drop-shadow(0 10px 9px rgba(12, 40, 58, .22));
}
.instruction-box { border-radius: 22px; }
.speech-target { color: #20445d; }
.round-progress {
  border-radius: 22px;
  background: rgba(255,255,255,.72);
  box-shadow: 0 8px 20px rgba(36, 83, 110, .09), inset 0 1px 0 #fff;
}
.progress-track { box-shadow: inset 0 2px 5px rgba(26, 75, 99, .14); }
.progress-bar-fill { box-shadow: 0 0 12px rgba(0, 188, 212, .35); }

/* Stage 2 gets a distinct, cinematic palette while retaining all existing DOM. */
#screenLevel6 .train-track-view {
  background: linear-gradient(180deg, #d9f4ff 0%, #b9e9f6 68%, #a6d694 69%, #8cc47d 100%);
  border-bottom-color: #7d6954;
  box-shadow: inset 0 -11px 0 rgba(89, 76, 58, .16), 0 16px 24px rgba(39, 87, 99, .15);
}
#screenLevel6 .wagon-waiting {
  background: linear-gradient(145deg, #fff, #e8faff);
  box-shadow: inset 0 4px 12px rgba(24, 123, 153, .08), 0 8px 14px rgba(24, 73, 90, .12);
}
#screenLevel6 .train-crate,
#screenLevel8 .flavor-scoop-btn,
#screenLevel9 .rainbow-stone-btn,
#screenLevel10 .galaxy-planet-btn {
  box-shadow: 0 10px 18px rgba(20, 56, 77, .2), inset 0 3px 5px rgba(255,255,255,.45), inset 0 -5px 8px rgba(21, 45, 62, .1);
}

#screenLevel7 .safari-night-arena {
  background:
    radial-gradient(ellipse at 20% 90%, rgba(55, 134, 105, .65), transparent 38%),
    radial-gradient(ellipse at 82% 82%, rgba(65, 117, 97, .56), transparent 35%),
    radial-gradient(circle at 78% 14%, rgba(255, 247, 184, .2) 0 2px, transparent 3px),
    radial-gradient(circle at 64% 27%, rgba(255, 247, 184, .2) 0 2px, transparent 3px),
    linear-gradient(180deg, #15233f 0%, #253e50 58%, #203e3c 100%);
  border: 2px solid rgba(174, 221, 195, .45);
  box-shadow: inset 0 0 55px rgba(0,0,0,.62), 0 15px 30px rgba(20, 47, 64, .22);
}
#screenLevel7 .safari-flashlight-beam {
  background: radial-gradient(circle, rgba(255, 249, 199, .62) 0%, rgba(255, 236, 132, .24) 48%, transparent 73%);
  filter: blur(2px);
}

#screenLevel8 .icecream-stage {
  border-radius: 30px;
  background:
    radial-gradient(ellipse at 50% 100%, rgba(255, 255, 255, .76), transparent 58%),
    linear-gradient(180deg, rgba(255,240,248,.7), rgba(255,255,255,.28));
  border: 1px solid rgba(255,255,255,.8);
}
#screenLevel8 .icecream-display-stand {
  filter: drop-shadow(0 16px 12px rgba(92, 65, 86, .15));
}
#screenLevel8 .icecream-scoop-stacked { box-shadow: inset 0 8px 12px rgba(255,255,255,.4), 0 7px 12px rgba(72, 49, 63, .18); }

#screenLevel9 .bridge-clouds-scene {
  border-radius: 32px;
  background:
    radial-gradient(ellipse at 18% 100%, rgba(255,255,255,.9) 0 12%, transparent 38%),
    radial-gradient(ellipse at 85% 100%, rgba(255,255,255,.84) 0 14%, transparent 40%),
    linear-gradient(180deg, rgba(130, 218, 255, .3), rgba(255,255,255,.12));
  box-shadow: inset 0 -18px 24px rgba(255,255,255,.24);
}
#screenLevel9 .bridge-arch {
  background: linear-gradient(180deg, rgba(255,255,255,.94), rgba(237,249,255,.78));
  box-shadow: 0 12px 22px rgba(44, 111, 145, .13), inset 0 2px 0 #fff;
}

#screenLevel10 .galaxy-space-stage {
  background:
    radial-gradient(circle at 18% 22%, rgba(255,255,255,.85) 0 1px, transparent 2px),
    radial-gradient(circle at 76% 31%, rgba(255,255,255,.78) 0 1px, transparent 2px),
    radial-gradient(circle at 63% 72%, rgba(177, 161, 255, .9) 0 1px, transparent 2px),
    radial-gradient(ellipse at 50% 110%, #293765 0%, #171d43 43%, #090d22 100%);
  border: 1px solid rgba(182, 188, 255, .38);
  box-shadow: inset 0 0 65px rgba(7, 9, 31, .8), 0 16px 30px rgba(25, 24, 68, .24);
}
#screenLevel10 .rocket-ship { filter: drop-shadow(0 0 12px rgba(255, 126, 161, .82)); }

@media (max-width: 700px) {
  .bili-sidekick-box { border-radius: 20px; }
  .level-card { box-shadow: 0 8px 18px rgba(37, 91, 122, .12), inset 0 1px 0 #fff; }
}

@media (prefers-reduced-motion: reduce) {
  .cloud, .wave-bounce, .pulse, .pulse-subtle { animation-duration: 12s !important; }
}

/* Bili's idle acting: a slow, cushioned sway with a gentle breathing lift. */
.bili-fullbody-hero-img.wave-bounce {
  animation: biliHeroIdle 4.8s cubic-bezier(.45, 0, .55, 1) infinite;
  transform-origin: 50% 94%;
  will-change: transform;
}
.bili-companion-fullbody-img.wave-bounce {
  animation: biliCompanionIdle 5.4s cubic-bezier(.45, 0, .55, 1) infinite;
  transform-origin: 50% 94%;
  will-change: transform;
}
.bili-ground-shadow {
  animation: biliShadowBreath 4.8s ease-in-out infinite;
  transform-origin: center;
}

@keyframes biliHeroIdle {
  0%, 100% { transform: translate3d(0, 0, 0) rotate(0) scale(1, 1); }
  22% { transform: translate3d(0, -3px, 0) rotate(-.7deg) scale(1.006, .997); }
  52% { transform: translate3d(0, -8px, 0) rotate(.45deg) scale(1.012, .99); }
  76% { transform: translate3d(0, -4px, 0) rotate(.7deg) scale(1.006, .997); }
}
@keyframes biliCompanionIdle {
  0%, 100% { transform: translate3d(0, 0, 0) rotate(0) scale(1, 1); }
  24% { transform: translate3d(0, -2px, 0) rotate(-.6deg) scale(1.005, .998); }
  54% { transform: translate3d(0, -6px, 0) rotate(.4deg) scale(1.01, .993); }
  78% { transform: translate3d(0, -3px, 0) rotate(.55deg) scale(1.004, .998); }
}
@keyframes biliShadowBreath {
  0%, 100% { transform: scaleX(1); opacity: .82; }
  52% { transform: scaleX(.86); opacity: .56; }
}

@media (prefers-reduced-motion: reduce) {
  .bili-fullbody-hero-img.wave-bounce,
  .bili-companion-fullbody-img.wave-bounce,
  .bili-ground-shadow { animation: none !important; }
}