@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;700;900&family=Exo+2:wght@400;700;900&display=swap');

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

body {
  font-family: 'Exo 2', sans-serif;
  background: radial-gradient(circle at 20% 20%, #3b0066, #0c001a 70%);
  color: #fff;
  overflow-x: hidden;
  min-height: 100vh;
  position: relative;
}

/* Animated Background Grid */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: 
    linear-gradient(rgba(0, 234, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 0, 255, 0.03) 1px, transparent 1px);
  background-size: 50px 50px;
  animation: gridMove 20s linear infinite;
  z-index: 1;
  pointer-events: none;
}

@keyframes gridMove {
  0% {
    transform: translate(0, 0);
  }
  100% {
    transform: translate(50px, 50px);
  }
}

/* Neon Particles */
#particles {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 2;
  pointer-events: none;
}

.particle {
  position: absolute;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: radial-gradient(circle, #00ffff, #0099ff);
  box-shadow: 0 0 15px #00eaff, 0 0 30px #0088ff;
  pointer-events: none;
  animation: particleFloat 8s ease-in-out infinite;
}

@keyframes particleFloat {
  0%, 100% {
    transform: translateY(0) translateX(0) scale(1);
    opacity: 0.8;
  }
  50% {
    transform: translateY(-30px) translateX(15px) scale(1.2);
    opacity: 1;
  }
}

/* Header */
header {
  position: relative;
  z-index: 10;
  padding: 25px 50px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(20, 0, 40, 0.7);
  backdrop-filter: blur(15px);
  border-bottom: 3px solid rgba(0, 234, 255, 0.4);
  box-shadow: 0 4px 30px rgba(0, 234, 255, 0.2);
}

.logo {
  font-size: 36px;
  font-weight: 900;
  font-family: 'Orbitron', sans-serif;
  background: linear-gradient(135deg, #00d9ff 0%, #ff00ff 50%, #00d9ff 100%);
  background-size: 200% 200%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: 5px;
  text-transform: uppercase;
  animation: gradientShift 4s ease infinite;
  filter: drop-shadow(0 0 20px rgba(0, 234, 255, 0.6));
}

@keyframes gradientShift {
  0%, 100% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
}

.btn {
  padding: 14px 35px;
  border: none;
  border-radius: 15px;
  font-weight: 700;
  font-size: 16px;
  cursor: pointer;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  text-decoration: none;
  display: inline-block;
  text-align: center;
  text-transform: uppercase;
  letter-spacing: 2.5px;
  font-family: 'Orbitron', sans-serif;
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  transform: translate(-50%, -50%);
  transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
  width: 300px;
  height: 300px;
}

.btn-primary {
  background: linear-gradient(135deg, #00eaff, #ff00ff);
  color: #fff;
  font-weight: 900;
  box-shadow: 0 6px 30px rgba(0, 217, 255, 0.5);
  position: relative;
  z-index: 1;
}

.btn-primary:hover {
  box-shadow: 0 10px 45px rgba(0, 217, 255, 0.8), 0 0 30px rgba(255, 0, 255, 0.6);
  transform: translateY(-4px) scale(1.05);
}

.btn-login {
     background: linear-gradient(135deg, #00eaff, #0099ff);
     color: #fff;
     font-weight: 900;
     box-shadow: 0 6px 30px rgba(0, 234, 255, 0.7), 0 0 20px rgba(0, 153, 255, 0.5);
     border: 2px solid rgba(0, 234, 255, 0.5);
     position: relative;
     z-index: 1;
     animation: loginPulse 2s ease-in-out infinite;
   }

   @keyframes loginPulse {
     0%, 100% {
       box-shadow: 0 6px 30px rgba(0, 234, 255, 0.7), 0 0 20px rgba(0, 153, 255, 0.5);
     }
     50% {
       box-shadow: 0 8px 40px rgba(0, 234, 255, 0.9), 0 0 35px rgba(0, 153, 255, 0.7);
     }
   }

   .btn-login:hover {
     background: linear-gradient(135deg, #7d0dde, #00aaff);
     box-shadow: 0 12px 50px rgb(117, 3, 230), 0 0 50px rgba(0, 153, 255, 0.9);
     transform: translateY(-5px) scale(1.1);
     border-color: rgba(0, 255, 255, 0.8);
   }

/* Hero Section */
.hero {
  position: relative;
  z-index: 10;
  text-align: center;
  padding: 140px 20px 120px;
  max-width: 1100px;
  margin: 0 auto;
}

.hero-title {
  font-size: 140px;
  font-weight: 900;
  margin-bottom: 25px;
  font-family: 'Orbitron', sans-serif;
  background: linear-gradient(135deg, #00d9ff 0%, #ff00ff 50%, #00d9ff 100%);
  background-size: 200% 200%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: 18px;
  text-transform: uppercase;
  animation: titleAnimation 6s ease-in-out infinite, titleGlow 3s ease-in-out infinite alternate;
  line-height: 1.1;
  position: relative;
}

.hero-title::after {
  content: '2048';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  background: linear-gradient(135deg, #00d9ff 0%, #ff00ff 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: blur(20px);
  opacity: 0.5;
  z-index: -1;
  animation: titleBlur 3s ease-in-out infinite alternate;
}

@keyframes titleAnimation {
  0%, 100% {
    background-position: 0% 50%;
    transform: scale(1);
  }
  50% {
    background-position: 100% 50%;
    transform: scale(1.02);
  }
}

@keyframes titleGlow {
  0% {
    filter: drop-shadow(0 0 25px rgba(0, 234, 255, 0.7)) 
            drop-shadow(0 0 50px rgba(0, 234, 255, 0.5));
  }
  100% {
    filter: drop-shadow(0 0 40px rgba(255, 0, 255, 0.9)) 
            drop-shadow(0 0 80px rgba(255, 0, 255, 0.6));
  }
}

@keyframes titleBlur {
  0% {
    opacity: 0.3;
  }
  100% { 
    opacity: 0.7;
  }
}

.hero-subtitle {
  font-size: 24px;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 55px;
  font-weight: 400;
  letter-spacing: 6px;
  text-transform: uppercase;
  font-family: 'Exo 2', sans-serif;
  animation: subtitleFade 2s ease-in-out infinite alternate;
}

@keyframes subtitleFade {
  0% {
    opacity: 0.7;
    transform: translateY(0);
  }
  100% {
    opacity: 1;
    transform: translateY(-3px);
  }
}

.cta-buttons {
  display: flex;
  gap: 25px;
  justify-content: center;
  flex-wrap: wrap;
  animation: buttonsSlideUp 1s ease-out;
}

@keyframes buttonsSlideUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.btn-cta {
  padding: 18px 45px;
  font-size: 19px;
  border-radius: 15px;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 3px;
  border: none;
  font-family: 'Orbitron', sans-serif;
  position: relative;
  overflow: hidden;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-cta::after {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.3), transparent);
  transform: rotate(45deg);
  animation: buttonShine 3s infinite;
}

@keyframes buttonShine {
  0% {
    transform: translateX(-100%) translateY(-100%) rotate(45deg);
  }
  100% {
    transform: translateX(100%) translateY(100%) rotate(45deg);
  }
}

.btn-play {
  background: linear-gradient(135deg, #ff00ff, #ff0066);
  box-shadow: 0 6px 35px rgba(255, 0, 255, 0.6);
  color: #fff;
}

.btn-play:hover {
  transform: translateY(-5px) scale(1.08);
  box-shadow: 0 12px 50px rgba(255, 0, 255, 0.9), 0 0 40px rgba(255, 0, 102, 0.7);
}

.btn-leaderboard {
  background: linear-gradient(135deg, #ffd700, #ffaa00);
  color: #0c001a;
  box-shadow: 0 6px 35px rgba(255, 215, 0, 0.6);
}

.btn-leaderboard:hover {
  transform: translateY(-5px) scale(1.08);
  box-shadow: 0 12px 50px rgba(255, 215, 0, 0.9), 0 0 40px rgba(255, 170, 0, 0.7);
}


/* Floating Decoration Elements */
.hero::before {
  content: '';
  position: absolute;
  top: 50%;
  left: -100px;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(0, 234, 255, 0.15), transparent);
  border-radius: 50%;
  filter: blur(60px);
  animation: floatLeft 8s ease-in-out infinite;
  z-index: -1;
}

.hero::after {
  content: '';
  position: absolute;
  top: 30%;
  right: -100px;
  width: 350px;
  height: 350px;
  background: radial-gradient(circle, rgba(255, 0, 255, 0.15), transparent);
  border-radius: 50%;
  filter: blur(60px);
  animation: floatRight 10s ease-in-out infinite;
  z-index: -1;
}

@keyframes floatLeft {
  0%, 100% {
    transform: translate(0, 0) scale(1);
  }
  50% {
    transform: translate(30px, -30px) scale(1.1);
  }
}

@keyframes floatRight {
  0%, 100% {
    transform: translate(0, 0) scale(1);
  }
  50% {
    transform: translate(-30px, 30px) scale(1.1);
  }
}

/* ===========================
   LOGOUT BUTTON STYLES 
=========================== */

/* Logout Button  */
.btn-logout {
    background: linear-gradient(135deg, #ff0066, #cc0033) !important;
    color: #fff !important;
    font-weight: 900;
    box-shadow: 0 6px 30px rgba(255, 0, 102, 0.7), 0 0 20px rgba(204, 0, 51, 0.5);
    border: 2px solid rgba(255, 0, 102, 0.5);
    position: relative;
    z-index: 1;
    animation: logoutPulse 2s ease-in-out infinite;
}

@keyframes logoutPulse {
    0%, 100% {
        box-shadow: 0 6px 30px rgba(255, 0, 102, 0.7), 0 0 20px rgba(204, 0, 51, 0.5);
    }
    50% {
        box-shadow: 0 8px 40px rgba(255, 0, 102, 0.9), 0 0 35px rgba(204, 0, 51, 0.7);
    }
}

.btn-logout:hover {
    background: linear-gradient(135deg, #ff0088, #dd0044) !important;
    box-shadow: 0 12px 50px rgba(255, 0, 102, 1), 0 0 50px rgba(204, 0, 51, 0.9);
    transform: translateY(-5px) scale(1.1);
    border-color: rgba(255, 0, 102, 0.8);
}

/* ===========================
   LOGOUT CONFIRMATION MODAL
=========================== */
.logout-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(12px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.logout-overlay.active {
    opacity: 1;
}

.logout-modal {
    background: linear-gradient(145deg, rgba(30, 0, 50, 0.98), rgba(45, 0, 70, 0.98));
    backdrop-filter: blur(30px);
    border: 3px solid rgba(255, 0, 102, 0.5);
    border-radius: 28px;
    padding: 50px 45px 40px;
    max-width: 440px;
    width: 90%;
    text-align: center;
    box-shadow: 
        0 40px 100px rgba(0, 0, 0, 0.8),
        0 0 80px rgba(255, 0, 102, 0.4),
        inset 0 2px 60px rgba(255, 0, 102, 0.08);
    animation: modalSlideUp 0.4s cubic-bezier(0.2, 0.8, 0.2, 1);
}

@keyframes modalSlideUp {
    from {
        opacity: 0;
        transform: translateY(50px) scale(0.9);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.logout-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 25px;
    background: linear-gradient(135deg, rgba(255, 0, 102, 0.2), rgba(204, 0, 51, 0.2));
    border: 3px solid rgba(255, 0, 102, 0.6);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 
        0 0 30px rgba(255, 0, 102, 0.4),
        inset 0 0 20px rgba(255, 0, 102, 0.1);
    animation: iconPulse 2s ease-in-out infinite;
}

@keyframes iconPulse {
    0%, 100% {
        transform: scale(1);
        box-shadow: 0 0 30px rgba(255, 0, 102, 0.4);
    }
    50% {
        transform: scale(1.05);
        box-shadow: 0 0 45px rgba(255, 0, 102, 0.6);
    }
}

.logout-icon svg {
    width: 40px;
    height: 40px;
    color: #ff0066;
    filter: drop-shadow(0 0 10px rgba(255, 0, 102, 0.6));
}

.logout-title {
    font-size: 28px;
    font-weight: 900;
    font-family: 'Orbitron', sans-serif;
    background: linear-gradient(135deg, #ff0066 0%, #ff0088 50%, #ff0066 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 15px;
    letter-spacing: 2px;
    filter: drop-shadow(0 0 20px rgba(255, 0, 102, 0.5));
}

.logout-message {
    color: rgba(255, 255, 255, 0.8);
    font-size: 16px;
    margin-bottom: 35px;
    line-height: 1.6;
    font-family: 'Exo 2', sans-serif;
}

.logout-buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
}

.btn-logout-cancel,
.btn-logout-confirm {
    padding: 14px 32px;
    border: none;
    border-radius: 12px;
    font-weight: 800;
    font-size: 15px;
    font-family: 'Orbitron', sans-serif;
    cursor: pointer;
    text-transform: uppercase;
    letter-spacing: 2px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-logout-cancel {
    background: rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.9);
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.btn-logout-cancel:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.5);
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(255, 255, 255, 0.2);
}

.btn-logout-confirm {
    background: linear-gradient(135deg, #ff0066, #cc0033);
    color: #fff;
    border: 2px solid rgba(255, 0, 102, 0.6);
    box-shadow: 0 4px 20px rgba(255, 0, 102, 0.5);
}

.btn-logout-confirm:hover {
    background: linear-gradient(135deg, #ff0088, #dd0044);
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(255, 0, 102, 0.7);
    border-color: rgba(255, 0, 102, 0.9);
}

/* ===========================
   LOGOUT SUCCESS MODAL
=========================== */
.logout-success-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(15px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.logout-success-overlay.active {
    opacity: 1;
}

.logout-success-modal {
    background: linear-gradient(145deg, rgba(20, 0, 40, 0.98), rgba(35, 0, 60, 0.98));
    backdrop-filter: blur(30px);
    border: 3px solid rgba(0, 255, 136, 0.5);
    border-radius: 28px;
    padding: 50px 45px;
    max-width: 400px;
    width: 90%;
    text-align: center;
    box-shadow: 
        0 40px 100px rgba(0, 0, 0, 0.8),
        0 0 80px rgba(0, 255, 136, 0.4),
        inset 0 2px 60px rgba(0, 255, 136, 0.08);
    animation: successBounce 0.6s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

@keyframes successBounce {
    0% {
        opacity: 0;
        transform: scale(0.3) rotate(-10deg);
    }
    50% {
        transform: scale(1.1) rotate(5deg);
    }
    100% {
        opacity: 1;
        transform: scale(1) rotate(0deg);
    }
}

.success-icon {
    width: 90px;
    height: 90px;
    margin: 0 auto 25px;
    background: linear-gradient(135deg, rgba(0, 255, 136, 0.2), rgba(0, 200, 100, 0.2));
    border: 3px solid rgba(0, 255, 136, 0.6);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 
        0 0 40px rgba(0, 255, 136, 0.5),
        inset 0 0 25px rgba(0, 255, 136, 0.1);
    animation: successIconPulse 1.5s ease-in-out infinite;
}

@keyframes successIconPulse {
    0%, 100% {
        transform: scale(1);
        box-shadow: 0 0 40px rgba(0, 255, 136, 0.5);
    }
    50% {
        transform: scale(1.08);
        box-shadow: 0 0 60px rgba(0, 255, 136, 0.7);
    }
}

.success-icon svg {
    width: 50px;
    height: 50px;
    color: #00ff88;
    filter: drop-shadow(0 0 15px rgba(0, 255, 136, 0.8));
}

.success-title {
    font-size: 26px;
    font-weight: 900;
    font-family: 'Orbitron', sans-serif;
    background: linear-gradient(135deg, #00ff88 0%, #00cc66 50%, #00ff88 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 12px;
    letter-spacing: 2px;
    filter: drop-shadow(0 0 25px rgba(0, 255, 136, 0.5));
}

.success-message {
    color: rgba(255, 255, 255, 0.85);
    font-size: 15px;
    line-height: 1.6;
    font-family: 'Exo 2', sans-serif;
}

/* ===========================
   RESPONSIVE FOR LOGOUT MODALS
=========================== */
@media (max-width: 480px) {
    .logout-modal,
    .logout-success-modal {
        padding: 40px 30px;
    }
    
    .logout-title,
    .success-title {
        font-size: 24px;
    }
    
    .logout-message,
    .success-message {
        font-size: 14px;
    }
    
    .logout-buttons {
        flex-direction: column;
        gap: 12px;
    }
    
    .btn-logout-cancel,
    .btn-logout-confirm {
        width: 100%;
    }
}