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

body {
  font-family: 'Segoe UI', sans-serif;
  background: #111;
  color: #f5f5f5;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

header {
  background: #1f1f1f;
  padding: 1rem;
  text-align: center;
}

header h1 {
  font-size: 2rem;
  color: #58cced;
}

.tagline {
  font-size: 1rem;
  color: #aaa;
}

main {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 2rem;
}

.chat-container {
  background: #222;
  border: 1px solid #333;
  border-radius: 10px;
  width: 100%;
  max-width: 600px;
  padding: 1rem;
  display: flex;
  flex-direction: column;
}

.messages {
  flex: 1;
  height: 300px;
  overflow-y: auto;
  background: #181818;
  padding: 1rem;
  margin-bottom: 1rem;
  border-radius: 5px;
}

.input-area {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.input-area input {
  flex: 1;
  padding: 0.75rem;
  border-radius: 5px;
  border: none;
  background: #2c2c2c;
  color: white;
}

.input-area button {
  padding: 0.75rem 1rem;
  background: #58cced;
  color: black;
  border: none;
  border-radius: 5px;
  cursor: pointer;
}

.call-controls {
  display: flex;
  gap: 1rem;
  justify-content: center;
}

.call-controls button {
  padding: 0.5rem 1rem;
  border-radius: 5px;
  background: #444;
  color: white;
  border: none;
  cursor: pointer;
}

footer {
  text-align: center;
  padding: 1rem;
  background: #1f1f1f;
  font-size: 0.9rem;
  color: #777;
}