/* General reset */
body {
  margin: 0;
  font-family: 'Segoe UI', Arial, sans-serif;
  background-color: #121212;
  color: #f5f5f5;
  overflow-x: hidden;
}

/* Landing Page */
#landing {
  position: fixed;
  inset: 0;
  background: linear-gradient(135deg, #1e1e1e, #000);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 10;
  animation: fadeIn 1s ease-out;
  transition: opacity 1s ease;
}

.landing-content {
  text-align: center;
  animation: slideUp 1.2s ease-out;
}

.landing-content h1 {
  font-size: 2.5rem;
  margin-bottom: 10px;
}

.landing-content .highlight {
  color: #ff9900;
  text-shadow: 0 0 8px rgba(255, 153, 0, 0.8);
}

.landing-content p {
  font-size: 1.2rem;
  margin-bottom: 20px;
  color: #ccc;
}

#enterBtn {
  padding: 12px 24px;
  background-color: #ff9900;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  font-weight: bold;
  box-shadow: 0 4px 12px rgba(255,153,0,0.5);
  transition: transform 0.2s ease, box-shadow 0.3s ease;
}
#enterBtn:hover {
  transform: scale(1.05);
  box-shadow: 0 6px 16px rgba(255,153,0,0.7);
}

/* Fade-out effect */
.fade-out {
  opacity: 0;
  pointer-events: none;
  transition: opacity 1s ease-out;
}

/* Hidden state */
.hidden {
  display: none;
}

/* Header */
header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 20px;
  background-color: #1e1e1e;
  border-bottom: 2px solid #ff9900;
  box-shadow: 0 2px 8px rgba(0,0,0,0.5);
  opacity: 0;
  animation: fadeIn 1s ease forwards;
  animation-delay: 0.5s;
}

header h1 {
  color: #ff9900;
}

#connectBtn {
  padding: 8px 16px;
  background-color: #ff9900;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  font-weight: bold;
  box-shadow: 0 4px 12px rgba(255,153,0,0.5);
  transition: all 0.3s ease;
}
#connectBtn:hover {
  transform: scale(1.05);
}

/* Layout */
main {
  display: grid;
  grid-template-columns: 2fr 1fr;
  grid-gap: 20px;
  padding: 20px;
  opacity: 0;
  animation: fadeIn 1s ease forwards;
  animation-delay: 1s;
}

@media (max-width: 768px) {
  main {
    grid-template-columns: 1fr;
  }
}

/* Cards */
.card {
  background: #1e1e1e;
  padding: 15px;
  border-radius: 12px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.4);
  transition: transform 0.2s ease, box-shadow 0.3s ease;
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 6px 20px rgba(0,0,0,0.6);
}

/* Chart */
#chartContainer {
  width: 100%;
  height: 600px;
}
#chart {
  width: 100%;
  height: 100%;
}

/* Swap */
.swap-btn {
  background-color: #ff9900;
  border: none;
  padding: 10px 20px;
  border-radius: 8px;
  cursor: pointer;
  font-weight: bold;
  margin-top: 10px;
  box-shadow: 0 4px 12px rgba(255,153,0,0.5);
  transition: transform 0.2s ease;
}
.swap-btn:hover {
  transform: scale(1.05);
}

/* Chat */
#chatBox {
  height: 200px;
  overflow-y: auto;
  background: #000;
  padding: 10px;
  margin-bottom: 10px;
  border-radius: 8px;
  box-shadow: inset 0 0 10px rgba(255,153,0,0.2);
  scroll-behavior: smooth;
}

#chatBox::-webkit-scrollbar {
  width: 8px;
}
#chatBox::-webkit-scrollbar-thumb {
  background: #ff9900;
  border-radius: 4px;
}

.chat-controls {
  display: flex;
}

#chatInput {
  flex: 1;
  padding: 8px;
  border-radius: 8px;
  border: none;
  margin-right: 5px;
}

#sendBtn {
  padding: 8px 16px;
  background-color: #ff9900;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  font-weight: bold;
  box-shadow: 0 4px 12px rgba(255,153,0,0.5);
  transition: transform 0.2s ease;
}
#sendBtn:hover {
  transform: scale(1.05);
}

/* Footer */
footer {
  text-align: center;
  padding: 15px;
  background: #1e1e1e;
  border-top: 2px solid #ff9900;
  margin-top: 20px;
  box-shadow: 0 -2px 8px rgba(0,0,0,0.5);
  opacity: 0;
  animation: fadeIn 1s ease forwards;
  animation-delay: 1.5s;
}

/* Animations */
@keyframes fadeIn {
  from { opacity: 0 }
  to { opacity: 1 }
}

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