body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background: #123;
  margin: 0;
  padding: 0;
  color: #333333;
}

/* Modern wavy header */
header {
  background: linear-gradient(135deg, #2c3e50, #3498db);
  color: white;
  text-align: center;
  padding: 2rem 0;
  font-size: 2rem;
  font-weight: bold;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  clip-path: polygon(0 0, 100% 0, 100% 85%, 50% 100%, 0 85%);
  box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}

/* Main content card */
main {
  max-width: 900px;
  margin: 140px auto 2rem auto;
  margin-right: 340px; /* space for chatbot */
  padding: 2rem;
  background: #ffffff;
  border-radius: 12px;
  box-shadow: 0 8px 20px rgba(0,0,0,0.1);
  animation: fadeIn 0.6s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

h2 {
  color: #2c3e50;
  margin-top: 2rem;
  border-bottom: 2px solid #e0e0e0;
  padding-bottom: 0.5rem;
}

/* Form styling */
form {
  margin-top: 1rem;
}

label {
  display: block;
  margin: 0.5rem 0 0.2rem;
  font-weight: 600;
}

input {
  width: 100%;
  padding: 0.6rem;
  border: 1px solid #ccc;
  border-radius: 8px;
  font-size: 1rem;
  transition: border 0.3s ease;
}

input:focus {
  border-color: #3498db;
  outline: none;
}

/* Modern buttons */
button {
  margin-top: 1rem;
  padding: 0.7rem 1.5rem;
  background: linear-gradient(135deg, #3498db, #2ecc71);
  color: white;
  border: none;
  border-radius: 30px;
  font-size: 1rem;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

button:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 12px rgba(0,0,0,0.15);
}

/* Stylish table */
table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 1rem;
  border-radius: 8px;
  overflow: hidden;
}

th {
  background: linear-gradient(135deg, #3498db, #2ecc71);
  color: white;
  padding: 1rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

td {
  padding: 0.8rem;
  text-align: center;
}

tr:nth-child(even) {
  background-color: #f4f9fc;
}

tr:hover {
  background-color: #eaf6ff;
}

/* Chatbot panel */
.chat-container {
  width: 320px;
  background: #ffffff;
  border-left: 3px solid #3498db;
  padding: 1rem;
  box-shadow: -4px 0 12px rgba(0,0,0,0.1);
  position: fixed;
  right: 0;
  top: 100px;
  bottom: 0;
  overflow-y: auto;
  border-radius: 12px 0 0 12px;
}

.chat-container h2 {
  margin-top: 0;
  color: #3498db;
  font-size: 1.2rem;
  border-bottom: 1px solid #eee;
  padding-bottom: 0.5rem;
}

.chat-box {
  height: calc(100% - 100px);
  overflow-y: auto;
  margin-bottom: 1rem;
  border: 1px solid #ddd;
  border-radius: 8px;
  padding: 0.8rem;
  background: linear-gradient(135deg, #f9f9f9, #f0faff);
}

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

.input-area input {
  flex: 1;
  padding: 0.5rem;
  border: 1px solid #ccc;
  border-radius: 8px;
}

.input-area input:focus {
  border-color: #3498db;
  outline: none;
}

.input-area button {
  padding: 0.5rem 1rem;
  background: #3498db;
  color: white;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.3s ease;
}

.input-area button:hover {
  background: #2980b9;
}