:root {
  --bg: #f4f7f5;
  --panel: #ffffff;
  --text: #1f2933;
  --muted: #667085;
  --line: #d9e2dc;
  --primary: #18634f;
  --primary-hover: #104839;
  --danger-bg: #fff0f0;
  --danger: #b42318;
  --success-bg: #edf8f3;
  --success: #027a48;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 14px;
}

a {
  color: var(--primary);
}

.login-page {
  display: grid;
  place-items: center;
  padding: 24px;
}

.login-shell {
  width: 100%;
  max-width: 420px;
}

.login-card,
.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 10px 30px rgba(31, 41, 51, 0.08);
}

.login-card {
  padding: 28px;
}

.brand-mark {
  color: var(--primary);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
}

h1,
h2 {
  margin: 8px 0;
}

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

.form {
  display: grid;
  gap: 10px;
  margin-top: 22px;
}

label {
  font-weight: 700;
}

input {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 12px;
  font-size: 15px;
}

.slug-input {
  min-width: 180px;
  padding: 9px 10px;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 13px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  border: 0;
  border-radius: 6px;
  padding: 0 16px;
  color: #ffffff;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  white-space: nowrap;
}

.btn-primary {
  background: var(--primary);
}

.btn-primary:hover {
  background: var(--primary-hover);
}

.btn-secondary {
  background: #344054;
}

.btn-small {
  min-height: 34px;
  padding: 0 12px;
  font-size: 12px;
}

.alert {
  margin: 0 0 16px;
  border-radius: 6px;
  padding: 12px 14px;
}

.alert-danger {
  background: var(--danger-bg);
  color: var(--danger);
}

.alert-success {
  background: var(--success-bg);
  color: var(--success);
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  background: #ffffff;
  border-bottom: 1px solid var(--line);
  padding: 18px 28px;
}

.container {
  width: min(1280px, calc(100% - 32px));
  margin: 24px auto;
}

.panel {
  overflow: hidden;
}

.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 22px;
  border-bottom: 1px solid var(--line);
}

.table-wrap {
  overflow-x: auto;
}

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

th,
td {
  border-bottom: 1px solid var(--line);
  padding: 14px;
  text-align: left;
  vertical-align: middle;
}

th {
  background: #f9fbfa;
  color: #344054;
  font-size: 12px;
  text-transform: uppercase;
}

code {
  background: #eef4f0;
  border-radius: 4px;
  padding: 3px 5px;
}

.qr-cell {
  width: 120px;
}

.qr-cell img {
  width: 92px;
  height: 92px;
  display: block;
  border: 1px solid var(--line);
  border-radius: 6px;
}

.actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.empty {
  padding: 30px;
  text-align: center;
  color: var(--muted);
}

@media (max-width: 720px) {
  .topbar {
    align-items: flex-start;
    flex-direction: column;
  }

  .container {
    width: calc(100% - 20px);
    margin-top: 12px;
  }
}