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

body {
  font-family: 'Segoe UI', sans-serif;
  text-align: center;
  min-height: 100vh;
  animation: fadeInBody 1.5s ease-in;
  overflow-x: hidden;
  background: linear-gradient(270deg, #fdf1f1, #f9fff3, #f1f8ff, #fff2f7);
  background-size: 800% 800%;
  animation: bgShift 30s ease infinite;
}

/* Animated background */
@keyframes bgShift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

@keyframes fadeInBody {
  0% { opacity: 0; }
  100% { opacity: 1; }
}

/* Section styling */
.section {
  background-color: rgba(255, 255, 255, 0.95);
  margin: 60px auto;
  padding: 30px 20px;
  max-width: 600px;
  border-radius: 18px;
  box-shadow: 0 12px 30px rgba(0,0,0,0.15);
  animation: slideUp 1s ease forwards;
  opacity: 0;
}

@keyframes slideUp {
  0% { transform: translateY(40px); opacity: 0; }
  100% { transform: translateY(0); opacity: 1; }
}

h1, h2 {
  margin-bottom: 10px;
  color: #2c2c2c;
  font-size: 2em;
}

/* Buttons */
.button-link, button {
  display: inline-block;
  padding: 12px 25px;
  margin: 10px;
  font-size: 16px;
  font-weight: bold;
  background: linear-gradient(145deg, #ffdada, #fff);
  color: #222;
  border: 2px solid #d46a6a;
  border-radius: 12px;
  text-decoration: none;
  transition: all 0.3s ease;
  cursor: pointer;
}

.button-link:hover, button:hover {
  background-color: #ffe6e6;
  box-shadow: 0 0 15px rgba(255, 100, 100, 0.3);
  transform: scale(1.05);
}

/* Emoji effect */
.emoji-animate {
  display: inline-block;
  animation: bounce 1.5s infinite;
}

@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-5px); }
}

/* Firework Canvas */
#fireworkCanvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 0;
}

/* Tic Tac & Memory Boards */
#ticTacBoard, #memoryBoard {
  display: grid;
  gap: 10px;
  justify-content: center;
  margin-top: 15px;
}

#ticTacBoard {
  grid-template-columns: repeat(3, 70px);
}
#memoryBoard {
  grid-template-columns: repeat(4, 70px);
}

.cell, .tile {
  width: 70px;
  height: 70px;
  font-size: 36px;
  background-color: #ffffff;
  border: 2px solid #333;
  border-radius: 8px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 2px 2px 8px rgba(0,0,0,0.1);
  transition: transform 0.2s ease;
}

.cell:hover, .tile:hover {
  transform: scale(1.08);
}
.tile.revealed {
  background-color: #d0ffd6;
}

/* Thematic pages (optional) */
body.rps-theme { background: radial-gradient(circle, #ffe0e0, #fff); }
body.memory-theme { background: radial-gradient(circle, #d0ffd6, #fff); }
body.tictac-theme { background: radial-gradient(circle, #d6f0ff, #fff); }
body.fireworks-theme { background: radial-gradient(circle, #000, #1a1a1a); color: white; }
/* Reset & base setup */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Segoe UI', sans-serif;
  text-align: center;
  overflow-x: hidden;
  min-height: 100vh;
  background: linear-gradient(270deg, #ffe6e6, #fff0c2, #c2ffd8, #d6e0ff, #ffc2f4);
  background-size: 1000% 1000%;
  animation: animatedBg 30s ease infinite;
  animation: fadeIn 1.2s ease;
}

/* Animated Background */
@keyframes animatedBg {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* Smooth Fade-In */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* Section card */
.section {
  background: rgba(255, 255, 255, 0.95);
  margin: 60px auto;
  padding: 30px 25px;
  max-width: 600px;
  border-radius: 16px;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
  animation: slideInUp 0.6s ease forwards;
  opacity: 0;
}

@keyframes slideInUp {
  0% { transform: translateY(30px); opacity: 0; }
  100% { transform: translateY(0); opacity: 1; }
}

/* Buttons & Links */
.button-link, button {
  display: inline-block;
  padding: 12px 24px;
  margin: 12px;
  font-size: 16px;
  font-weight: bold;
  text-decoration: none;
  background: linear-gradient(145deg, #fff, #ffe5e5);
  color: #222;
  border: 2px solid #e48c8c;
  border-radius: 12px;
  transition: all 0.3s ease;
  cursor: pointer;
}

.button-link:hover, button:hover {
  background: #ffeaea;
  box-shadow: 0 0 12px rgba(255, 100, 100, 0.4);
  transform: scale(1.05);
}

/* Animated Emojis */
.emoji-animate {
  display: inline-block;
  animation: bounce 1.5s ease infinite;
}

@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

/* Themed Backgrounds */
body.rps-theme {
  background: linear-gradient(to right, #ffe0e0, #fef2f2);
}
body.memory-theme {
  background: linear-gradient(to right, #d0ffea, #f2fff9);
}
body.tictac-theme {
  background: linear-gradient(to right, #e0f3ff, #f3faff);
}
body.fireworks-theme {
  background: radial-gradient(circle, #000000, #1a1a1a);
  color: white;
}
body.puzzle-theme {
  background: linear-gradient(to right, #f2e0ff, #fff3fe);
}
body.quote-theme {
  background: linear-gradient(to right, #fff2cc, #fefae0);
}

/* Game Grids */
#memoryBoard, #ticTacBoard {
  display: grid;
  justify-content: center;
  gap: 10px;
  margin-top: 20px;
}

#memoryBoard {
  grid-template-columns: repeat(4, 70px);
}
#ticTacBoard {
  grid-template-columns: repeat(3, 70px);
}

.cell, .tile {
  width: 70px;
  height: 70px;
  font-size: 36px;
  background-color: #ffffff;
  border: 2px solid #333;
  border-radius: 8px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 2px 2px 8px rgba(0,0,0,0.1);
  transition: transform 0.2s ease;
}

.cell:hover, .tile:hover {
  transform: scale(1.08);
}

.tile.revealed {
  background-color: #d0ffd6;
}