/* Reset and base styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: "Poppins", sans-serif;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  min-height: 100vh;
  color: #333;
  line-height: 1.6;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Header styles */
.header {
  text-align: center;
  margin-bottom: 40px;
  color: white;
}

.header h1 {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 10px;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.header h1 i {
  margin-right: 15px;
  color: #ffd700;
}

.header p {
  font-size: 1.1rem;
  opacity: 0.9;
  font-weight: 300;
}

/* Main content */
.main-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 30px;
}

/* Controls section */
.controls-section {
  background: rgba(255, 255, 255, 0.95);
  padding: 30px;
  border-radius: 20px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
  backdrop-filter: blur(10px);
  display: flex;
  flex-direction: column;
  gap: 20px;
}

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

.dice-selector label {
  font-weight: 600;
  color: #333;
}

.dice-selector select {
  padding: 10px 15px;
  border: 2px solid #ddd;
  border-radius: 10px;
  font-size: 1rem;
  background: white;
  cursor: pointer;
  transition: all 0.3s ease;
}

.dice-selector select:focus {
  outline: none;
  border-color: #667eea;
  box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.roll-controls {
  display: flex;
  gap: 15px;
  justify-content: center;
  flex-wrap: wrap;
}

.roll-btn,
.auto-roll-btn,
.stop-btn,
.clear-btn {
  padding: 12px 24px;
  border: none;
  border-radius: 50px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  gap: 8px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.roll-btn {
  background: linear-gradient(45deg, #667eea, #764ba2);
  color: white;
  box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
}

.roll-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(102, 126, 234, 0.6);
}

.auto-roll-btn {
  background: linear-gradient(45deg, #11998e, #38ef7d);
  color: white;
  box-shadow: 0 4px 15px rgba(17, 153, 142, 0.4);
}

.auto-roll-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(17, 153, 142, 0.6);
}

.stop-btn {
  background: linear-gradient(45deg, #ff6b6b, #ee5a24);
  color: white;
  box-shadow: 0 4px 15px rgba(255, 107, 107, 0.4);
}

.stop-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(255, 107, 107, 0.6);
}

.clear-btn {
  background: linear-gradient(45deg, #f093fb, #f5576c);
  color: white;
  box-shadow: 0 4px 15px rgba(240, 147, 251, 0.4);
}

.clear-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(240, 147, 251, 0.6);
}

/* Dice container */
.dice-container {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
  min-height: 200px;
  background: rgba(255, 255, 255, 0.95);
  padding: 40px;
  border-radius: 20px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
  backdrop-filter: blur(10px);
}

.dice {
  width: 80px;
  height: 80px;
  background: linear-gradient(145deg, #ffffff, #e6e6e6);
  border-radius: 15px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  font-weight: 700;
  color: #333;
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.8);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.dice::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(
    45deg,
    transparent 30%,
    rgba(255, 255, 255, 0.3) 50%,
    transparent 70%
  );
  transform: translateX(-100%);
  transition: transform 0.6s ease;
}

.dice.rolling {
  animation: diceRoll 1s ease-in-out;
}

.dice.rolling::before {
  transform: translateX(100%);
}

@keyframes diceRoll {
  0% {
    transform: rotate(0deg) scale(1);
  }
  25% {
    transform: rotate(90deg) scale(1.1);
  }
  50% {
    transform: rotate(180deg) scale(0.9);
  }
  75% {
    transform: rotate(270deg) scale(1.1);
  }
  100% {
    transform: rotate(360deg) scale(1);
  }
}

/* Results section */
.results-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
  background: rgba(255, 255, 255, 0.95);
  padding: 30px;
  border-radius: 20px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
  backdrop-filter: blur(10px);
}

.current-roll,
.statistics {
  text-align: center;
}

.current-roll h3,
.statistics h3 {
  color: #333;
  margin-bottom: 20px;
  font-size: 1.3rem;
  font-weight: 600;
}

.roll-result {
  font-size: 3rem;
  font-weight: 700;
  color: #667eea;
  margin-bottom: 10px;
  min-height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.roll-total {
  font-size: 1.2rem;
  color: #666;
  font-weight: 500;
}

.stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 15px;
}

.stat-item {
  background: rgba(102, 126, 234, 0.1);
  padding: 15px;
  border-radius: 10px;
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.stat-label {
  font-size: 0.9rem;
  color: #666;
  font-weight: 500;
}

.stat-value {
  font-size: 1.5rem;
  font-weight: 700;
  color: #667eea;
}

/* History section */
.history-section {
  background: rgba(255, 255, 255, 0.95);
  padding: 30px;
  border-radius: 20px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
  backdrop-filter: blur(10px);
}

.history-section h3 {
  color: #333;
  margin-bottom: 20px;
  font-size: 1.3rem;
  font-weight: 600;
  text-align: center;
}

.history-controls {
  text-align: center;
  margin-bottom: 20px;
}

.history-list {
  max-height: 300px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.history-item {
  background: rgba(102, 126, 234, 0.1);
  padding: 15px;
  border-radius: 10px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: all 0.3s ease;
}

.history-item:hover {
  background: rgba(102, 126, 234, 0.2);
  transform: translateX(5px);
}

.history-roll {
  font-weight: 600;
  color: #667eea;
}

.history-time {
  font-size: 0.9rem;
  color: #666;
}

/* Footer */
.footer {
  text-align: center;
  margin-top: 40px;
  color: white;
  opacity: 0.8;
}

.footer i {
  color: #ff6b6b;
  animation: heartbeat 2s infinite;
}

@keyframes heartbeat {
  0%,
  100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.1);
  }
}

/* Responsive design */
@media (max-width: 768px) {
  .container {
    padding: 15px;
  }

  .header h1 {
    font-size: 2rem;
  }

  .controls-section {
    padding: 20px;
  }

  .dice-selector {
    flex-direction: column;
    gap: 10px;
  }

  .roll-controls {
    flex-direction: column;
    align-items: center;
  }

  .results-section {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .stats-grid {
    grid-template-columns: 1fr;
  }

  .dice-container {
    padding: 20px;
    gap: 15px;
  }

  .dice {
    width: 60px;
    height: 60px;
    font-size: 1.5rem;
  }
}

@media (max-width: 480px) {
  .header h1 {
    font-size: 1.5rem;
  }

  .header p {
    font-size: 1rem;
  }

  .dice {
    width: 50px;
    height: 50px;
    font-size: 1.2rem;
  }

  .roll-result {
    font-size: 2rem;
  }
}

/* Scrollbar styling */
.history-list::-webkit-scrollbar {
  width: 8px;
}

.history-list::-webkit-scrollbar-track {
  background: rgba(0, 0, 0, 0.1);
  border-radius: 4px;
}

.history-list::-webkit-scrollbar-thumb {
  background: rgba(102, 126, 234, 0.5);
  border-radius: 4px;
}

.history-list::-webkit-scrollbar-thumb:hover {
  background: rgba(102, 126, 234, 0.7);
}