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

body {
  font-family: system-ui, sans-serif;
  background: #f5f5f5;
  color: #1a1a1a;
  min-height: 100vh;
}

#app {
  max-width: 720px;
  margin: 0 auto;
  padding: 2rem 1rem;
}

/* Login */
#login-view {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
  margin-top: 20vh;
  text-align: center;
}

h1 { font-size: 2rem; }
.subtitle { color: #666; }

/* Main */
header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid #ddd;
  margin-bottom: 2rem;
}

#user-bar {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

#user-avatar {
  border-radius: 50%;
}

section {
  background: #fff;
  border-radius: 8px;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

h2 { font-size: 1.1rem; color: #444; }

/* Buttons */
button {
  padding: 0.6rem 1.4rem;
  border: none;
  border-radius: 6px;
  background: #1a73e8;
  color: #fff;
  font-size: 0.95rem;
  cursor: pointer;
  align-self: flex-start;
}
button:hover { background: #1557b0; }
button.secondary { background: #e8eaed; color: #1a1a1a; }
button.secondary:hover { background: #dadce0; }

/* Response */
pre {
  background: #f8f9fa;
  border: 1px solid #ddd;
  border-radius: 6px;
  padding: 1rem;
  font-size: 0.85rem;
  overflow-x: auto;
  white-space: pre-wrap;
}

.error { color: #c5221f; font-size: 0.9rem; }