:root {
  --bg: #eef2f6;
  --card: #ffffff;
  --line: #d8e0e8;
  --text: #18212b;
  --muted: #617182;
  --accent: #0b8a70;
  --accent-dark: #076451;
  --danger: #c65252;
  --warning: #d18a16;
  --shadow: 0 18px 42px rgba(16, 29, 40, 0.08);
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  color: var(--text);
  background: linear-gradient(180deg, #f6f8fb 0%, #eaf0f5 100%);
}
.login-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
}
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 20px;
  box-shadow: var(--shadow);
  padding: 22px;
}
.login-card {
  width: min(420px, calc(100vw - 32px));
  display: grid;
  gap: 14px;
}
.eyebrow {
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--accent);
  font-size: 0.75rem;
}
label {
  display: grid;
  gap: 6px;
  color: var(--muted);
}
input, button, .button {
  width: 100%;
  padding: 11px 12px;
  border-radius: 12px;
  border: 1px solid var(--line);
  font: inherit;
}
button, .button {
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  color: #fff;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
}
.button.secondary { background: #314354; }
button.danger { background: var(--danger); }
.topbar {
  margin: 20px;
  padding: 22px 28px;
  border-radius: 22px;
  background: var(--card);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}
.top-actions {
  display: flex;
  gap: 12px;
  align-items: center;
}
.alert {
  margin: 0 20px 20px;
  padding: 14px 18px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: #fff;
}
.alert.success { border-color: #bde7db; background: #eefaf6; }
.alert.error { border-color: #f0c1c1; background: #fff3f3; }
.dashboard-grid {
  margin: 0 20px 20px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
.full { grid-column: 1 / -1; }
table {
  width: 100%;
  border-collapse: collapse;
}
th, td {
  padding: 12px;
  text-align: left;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}
.mono {
  font-family: Consolas, Monaco, monospace;
}
.inline-form {
  display: flex;
  gap: 8px;
}
.inline-form input[type="hidden"] { display: none; }
.inline-form button { width: auto; }
@media (max-width: 980px) {
  .dashboard-grid { grid-template-columns: 1fr; }
  .topbar { display: grid; }
}