:root {
  --primary: #1d4e6b;
  --primary-dark: #123549;
  --accent: #2f8f6e;
  --bg: #f4f6f8;
  --card: #ffffff;
  --border: #dde3e8;
  --text: #263238;
  --muted: #6b7a83;
  --danger: #c0392b;
  --warning: #b8860b;
  --success: #1f7a4d;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Segoe UI", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
}

nav.topbar {
  background: var(--primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1.5rem;
  flex-wrap: wrap;
}

nav.topbar .brand {
  font-weight: 700;
  font-size: 1.15rem;
  color: #fff;
  text-decoration: none;
}

nav.topbar .links {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  align-items: center;
}

nav.topbar a {
  color: #e8f0f4;
  text-decoration: none;
  font-size: 0.92rem;
  padding: 0.3rem 0.5rem;
  border-radius: 4px;
}

nav.topbar a:hover {
  background: var(--primary-dark);
}

.container {
  max-width: 1100px;
  margin: 1.5rem auto;
  padding: 0 1.25rem;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1.25rem 1.5rem;
  margin-bottom: 1.25rem;
}

h1, h2, h3 { color: var(--primary-dark); }
h1 { font-size: 1.5rem; }
h2 { font-size: 1.2rem; }

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
}

th, td {
  text-align: left;
  padding: 0.5rem 0.6rem;
  border-bottom: 1px solid var(--border);
}

th { background: #eef2f5; color: var(--primary-dark); }

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

@media (max-width: 700px) {
  .grid-2 { grid-template-columns: 1fr; }
}

label {
  display: block;
  font-size: 0.85rem;
  margin-bottom: 0.25rem;
  color: var(--muted);
  font-weight: 600;
}

input, select, textarea {
  width: 100%;
  padding: 0.5rem;
  border: 1px solid var(--border);
  border-radius: 5px;
  font-size: 0.95rem;
  margin-bottom: 0.9rem;
  font-family: inherit;
}

.btn {
  display: inline-block;
  background: var(--primary);
  color: #fff;
  border: none;
  padding: 0.5rem 1.1rem;
  border-radius: 5px;
  cursor: pointer;
  font-size: 0.92rem;
  text-decoration: none;
}

.btn:hover { background: var(--primary-dark); }
.btn.secondary { background: var(--muted); }
.btn.danger { background: var(--danger); }
.btn.small { padding: 0.25rem 0.6rem; font-size: 0.8rem; }

.flash {
  padding: 0.65rem 1rem;
  border-radius: 5px;
  margin-bottom: 1rem;
  font-size: 0.92rem;
}
.flash-success { background: #e3f6ec; color: var(--success); border: 1px solid #b7e6cb; }
.flash-danger { background: #fdecea; color: var(--danger); border: 1px solid #f5c6c1; }
.flash-info { background: #e8f1f8; color: var(--primary-dark); border: 1px solid #c7dcea; }
.flash-warning { background: #fdf3dc; color: var(--warning); border: 1px solid #f0dda0; }

.summary-cards { display: flex; gap: 1rem; flex-wrap: wrap; margin-bottom: 1.5rem; }
.summary-cards .stat {
  flex: 1;
  min-width: 160px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem 1.2rem;
}
.summary-cards .stat .label { font-size: 0.8rem; color: var(--muted); }
.summary-cards .stat .value { font-size: 1.4rem; font-weight: 700; color: var(--primary-dark); }
.value.positive { color: var(--success); }
.value.negative { color: var(--danger); }

.dashboard-links { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 1rem; }
.dashboard-links a {
  display: block;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem 1.2rem;
  text-decoration: none;
  color: var(--primary-dark);
  font-weight: 600;
}
.dashboard-links a:hover { border-color: var(--primary); }
.dashboard-links a span { display: block; font-weight: 400; font-size: 0.82rem; color: var(--muted); margin-top: 0.2rem; }

.tag { display: inline-block; padding: 0.15rem 0.5rem; border-radius: 10px; font-size: 0.75rem; font-weight: 600; }
.tag.admin { background: #fdecea; color: var(--danger); }
.tag.staff { background: #e8f1f8; color: var(--primary-dark); }
.tag.active { background: #e3f6ec; color: var(--success); }
.tag.inactive { background: #eee; color: var(--muted); }

form.inline { display: inline; }
.login-wrap { max-width: 380px; margin: 4rem auto; }
.text-muted { color: var(--muted); font-size: 0.85rem; }
.right { text-align: right; }