:root {
  --bg: #f6f7fb;
  --card: #ffffff;
  --text: #111827;
  --muted: #6b7280;
  --accent: #0f766e;
  --border: #e5e7eb;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 0% 0%, #e2f8f3 0%, transparent 35%),
    radial-gradient(circle at 100% 100%, #eaf1ff 0%, transparent 30%),
    var(--bg);
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 24px;
  background: linear-gradient(90deg, #0f766e, #0e7490);
  color: #fff;
}

.brand {
  font-weight: 700;
  letter-spacing: 0.3px;
}

.menu {
  display: flex;
  align-items: center;
  gap: 12px;
}

.menu a {
  color: #fff;
  text-decoration: none;
}

.menu form {
  margin: 0;
}

.container {
  max-width: 1200px;
  margin: 20px auto;
  padding: 0 16px 40px;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.04);
}

.login-card {
  max-width: 420px;
  margin: 8vh auto 0;
}

.muted {
  color: var(--muted);
}

.error {
  background: #fee2e2;
  color: #991b1b;
  padding: 10px;
  border-radius: 8px;
  margin-bottom: 10px;
}

.form {
  display: grid;
  gap: 12px;
}

label {
  display: grid;
  gap: 6px;
  font-size: 14px;
}

input,
select,
textarea,
button {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 12px;
  font: inherit;
}

button {
  background: var(--accent);
  color: #fff;
  cursor: pointer;
}

button.ghost {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.4);
}

.filters {
  display: flex;
  gap: 10px;
  margin: 10px 0 16px;
  flex-wrap: wrap;
}

.filters input {
  min-width: 260px;
}

.table-wrap {
  overflow: auto;
}

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

th,
td {
  text-align: left;
  padding: 10px;
  border-bottom: 1px solid var(--border);
}

.badge {
  display: inline-block;
  padding: 3px 8px;
  border-radius: 99px;
  background: #d1fae5;
  color: #065f46;
  font-size: 12px;
}

.grid {
  display: grid;
  gap: 16px;
  grid-template-columns: 1.2fr 1fr;
}

.events {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.events li {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px;
}

.row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

pre {
  margin: 0;
  white-space: pre-wrap;
  word-break: break-word;
  background: #f9fafb;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px;
}

@media (max-width: 900px) {
  .grid {
    grid-template-columns: 1fr;
  }
  .topbar {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }
}