* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Arial, sans-serif;
  background: #f4f6f8;
  color: #1f2933;
}

header {
  background: #1f2937;
  color: white;
  padding: 24px;
}

header h1 {
  margin: 0;
}

header p {
  margin: 6px 0 0;
}

main {
  max-width: 1100px;
  margin: 0 auto;
  padding: 24px;
}

section {
  background: white;
  border-radius: 10px;
  padding: 24px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

h2 {
  margin-top: 0;
}

#message {
  padding: 12px;
  background: #eef2ff;
  border-radius: 6px;
}

#task-list {
  margin-top: 20px;
}

@media (max-width: 600px) {
  main {
    padding: 12px;
  }

  section {
    padding: 16px;
  }

  header {
    padding: 18px;
  }
}

form {
  display: grid;
  gap: 16px;
  margin-bottom: 10px;
}

form div {
  display: grid;
  gap: 6px;
}

label {
  font-weight: 600;
}

input,
textarea,
select,
button {
  font: inherit;
}

input,
textarea,
select {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid #cbd5e1;
  border-radius: 6px;
  background: white;
}

textarea {
  min-height: 100px;
  resize: vertical;
}

button {
  border: 0;
  border-radius: 6px;
  padding: 11px 16px;
  background: #1f2937;
  color: white;
  cursor: pointer;
}

button:hover {
  background: #374151;
}

main {
  display: grid;
  gap: 24px;
}

#task-list {
  display: grid;
  gap: 16px;
}

.task-card {
  border: 1px solid #e5e7eb;
  border-radius: 10px;
  padding: 18px;
  background: #ffffff;
}

.task-card h3 {
  margin-top: 0;
  margin-bottom: 10px;
}

.task-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 12px 0;
}

.badge {
  display: inline-block;
  padding: 5px 9px;
  border-radius: 999px;
  font-size: 0.85rem;
  background: #e5e7eb;
}

.task-details {
  display: grid;
  gap: 6px;
  margin-top: 12px;
}

.task-details p {
  margin: 0;
}