* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  transition: all 0.3s ease;
}

body {
  background-color: #000000;
  min-height: 100vh;
  padding: 20px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.container {
  background: #1a1a1a;
  border-radius: 12px;
  max-width: 1000px;
  width: 100%;
  margin: 0 auto;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  overflow: hidden;
  border: 1px solid #333;
}

.header {
  background: linear-gradient(135deg, #000000 0%, #333333 100%);
  color: #fff;
  padding: 25px;
  text-align: center;
  border-bottom: 1px solid #444;
}

.header h1 {
  font-weight: 300;
  letter-spacing: 1px;
  margin-bottom: 5px;
}

.header p {
  opacity: 0.8;
  font-size: 0.9em;
}

.chat-container {
  display: flex;
  height: 600px;
}

.memory-panel {
  width: 300px;
  background: #222;
  border-right: 1px solid #333;
  padding: 20px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}

.memory-panel h3 {
  color: #fff;
  margin-bottom: 15px;
  font-weight: 500;
  padding-bottom: 10px;
  border-bottom: 1px solid #444;
}

.chat-area {
  flex: 1;
  display: flex;
  flex-direction: column;
  background: #0f0f0f;
}

.messages {
  flex: 1;
  overflow-y: auto;
  padding: 20px;
  background: #0f0f0f;
}

.input-area {
  padding: 20px;
  border-top: 1px solid #333;
  background: #1a1a1a;
}

.message {
  margin-bottom: 15px;
  padding: 12px 16px;
  border-radius: 8px;
  max-width: 80%;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
  line-height: 1.4;
  animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.user-message {
  background: #333;
  color: #fff;
  margin-left: auto;
  border-left: 3px solid #555;
}

.ai-message {
  background: #222;
  color: #e0e0e0;
  border-left: 3px solid #444;
}

.system-message {
  background: #2a2a2a;
  color: #aaa;
  margin: 0 auto 15px auto;
  max-width: 90%;
  text-align: center;
  font-size: 0.9em;
  border-left: 3px solid #666;
}

textarea {
  width: 100%;
  padding: 12px;
  border: 1px solid #444;
  border-radius: 6px;
  resize: vertical;
  background: #222;
  color: #fff;
  font-size: 14px;
}

textarea:focus {
  outline: none;
  border-color: #666;
  box-shadow: 0 0 0 2px rgba(100, 100, 100, 0.2);
}

button {
  padding: 10px 20px;
  background: #444;
  color: white;
  border: none;
  border-radius: 5px;
  cursor: pointer;
  margin-top: 10px;
  font-weight: 500;
}

button:hover {
  background: #555;
  transform: translateY(-1px);
  box-shadow: 0 3px 8px rgba(0, 0, 0, 0.2);
}

button:active {
  transform: translateY(0);
}

.memory-item {
  background: #2a2a2a;
  padding: 12px;
  margin: 8px 0;
  border-radius: 6px;
  border-left: 3px solid #666;
  color: #ddd;
  animation: slideIn 0.3s ease;
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateX(-10px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.memory-item strong {
  color: #fff;
  display: block;
  margin-bottom: 5px;
  font-size: 0.9em;
}

.memory-item button {
  background: #555;
  padding: 4px 10px;
  font-size: 11px;
  margin-top: 8px;
}

.memory-item button:hover {
  background: #666;
}

.buttons-container {
  display: flex;
  gap: 10px;
  margin-top: 10px;
}

.send-button {
  background: #444;
  flex: 2;
}

.memory-button {
  background: #555;
  flex: 1;
}

.clear-button {
  background: #333;
  margin-top: 15px;
  width: 100%;
}

.clear-button:hover {
  background: #444;
}

.empty-memory {
  color: #666;
  text-align: center;
  padding: 20px;
  font-style: italic;
}

/* Стилизация скроллбара */
::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: #222;
}

::-webkit-scrollbar-thumb {
  background: #444;
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: #555;
}

/* Адаптивность */
@media (max-width: 768px) {
  .chat-container {
    flex-direction: column;
    height: auto;
  }

  .memory-panel {
    width: 100%;
    height: 200px;
    border-right: none;
    border-bottom: 1px solid #333;
  }

  .message {
    max-width: 90%;
  }
}