:root {
  --bg: #f3f6fb;
  --card: #ffffff;
  --text: #1e293b;
  --accent: #0f766e;
  --accent-2: #334155;
  --border: #dbe4ef;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  color: var(--text);
  background: radial-gradient(circle at top right, #dbeafe 0, #f3f6fb 45%, #eef2ff 100%);
}

.container {
  max-width: 900px;
  margin: 3rem auto;
  padding: 1rem;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.25rem;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.08);
}

h1 {
  margin-top: 0;
}

.actions {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin: 1rem 0 1.25rem;
}

.button {
  display: inline-block;
  text-decoration: none;
  background: var(--accent);
  color: #fff;
  padding: 0.55rem 0.8rem;
  border-radius: 8px;
}

.button.secondary {
  background: var(--accent-2);
}

table {
  width: 100%;
  border-collapse: collapse;
  overflow: hidden;
}

th,
td {
  text-align: left;
  border-bottom: 1px solid var(--border);
  padding: 0.7rem;
}

@media (max-width: 640px) {
  .container {
    margin: 1.5rem auto;
  }

  th,
  td {
    font-size: 0.9rem;
    padding: 0.55rem;
  }
}