body {
  margin: 0;
  font-family: "Segoe UI", sans-serif;
  display: flex;
  background: #0f172a;
  color: white;
}

/* Sidebar */
.sidebar {
  width: 240px;
  background: #020617;
  padding: 20px;
  text-align: center;
}

.logo {
  width: 90px;
  margin-bottom: 10px;
}

/* Main */
.main {
  flex: 1;
  padding: 40px;
}

textarea {
  width: 100%;
  height: 120px;
  padding: 12px;
  border-radius: 8px;
  border: none;
  font-size: 15px;
}

select {
  padding: 8px;
  margin-bottom: 10px;
}

button {
  background: #22c55e;
  padding: 10px 22px;
  border: none;
  border-radius: 8px;
  font-size: 16px;
  cursor: pointer;
}

.card {
  margin-top: 20px;
  background: #111827;
  padding: 20px;
  border-radius: 12px;
  box-shadow: 0 0 10px rgba(34,197,94,0.3);
}