:root {
  font-family: "Segoe UI", sans-serif;
  color: #111827;
  background: #f8fafc;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  color: inherit;
  background: inherit;
}

.container {
  max-width: 760px;
  margin: 0 auto;
  padding: 2rem 1rem 3rem;
}

h1 {
  margin-top: 0;
}

.card-grid {
  display: grid;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.card-link {
  display: inline-block;
  padding: 0.9rem 1rem;
  border-radius: 0.5rem;
  text-decoration: none;
  background: #e2e8f0;
  color: #0f172a;
}

.panel {
  display: grid;
  gap: 0.6rem;
  padding: 1rem;
  border: 1px solid #cbd5e1;
  border-radius: 0.5rem;
  background: #ffffff;
  margin: 1rem 0;
}

input,
textarea,
button {
  font: inherit;
}

input,
textarea {
  width: 100%;
  padding: 0.5rem;
  border: 1px solid #94a3b8;
  border-radius: 0.4rem;
}

button {
  width: fit-content;
  padding: 0.55rem 0.9rem;
  border: 0;
  border-radius: 0.4rem;
  background: #2563eb;
  color: #ffffff;
  cursor: pointer;
}

button:hover {
  background: #1d4ed8;
}

.status {
  min-height: 2rem;
  padding: 0.75rem;
  border-radius: 0.4rem;
  background: #e2e8f0;
  white-space: pre-wrap;
}

.status.error {
  background: #fee2e2;
  color: #7f1d1d;
}

.status.success {
  background: #dcfce7;
  color: #14532d;
}