:root {
  --navy: #16324f;
  --navy-dark: #0f2337;
  --accent: #2f80ed;
  --bg: #f4f6f9;
  --card: #ffffff;
  --text: #1e2a37;
  --muted: #6b7a8d;
  --border: #e2e8f0;
  --danger: #e5484d;
  --success: #1a9e6a;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
}
a { color: var(--accent); text-decoration: none; }

/* Auth pages */
.auth-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--navy), var(--navy-dark));
}
.auth-card {
  background: var(--card);
  padding: 40px;
  border-radius: 12px;
  width: 360px;
  box-shadow: 0 20px 40px rgba(0,0,0,0.25);
}
.auth-card h1 { font-size: 20px; margin-bottom: 4px; }
.auth-card p.sub { color: var(--muted); margin-top: 0; margin-bottom: 24px; font-size: 14px; }

/* Layout */
.layout { display: flex; min-height: 100vh; }
.sidebar {
  width: 220px;
  background: var(--navy);
  color: #fff;
  display: flex;
  flex-direction: column;
  padding: 20px 0;
  flex-shrink: 0;
}
.brand { font-weight: 700; font-size: 18px; padding: 0 20px 20px; }
.brand span { color: var(--accent); }
.sidebar nav { display: flex; flex-direction: column; flex: 1; }
.sidebar nav a {
  color: #cdd8e4;
  padding: 12px 20px;
  font-size: 14px;
}
.sidebar nav a:hover, .sidebar nav a.active {
  background: rgba(255,255,255,0.08);
  color: #fff;
  border-left: 3px solid var(--accent);
}
.sidebar-footer { padding: 16px 20px; border-top: 1px solid rgba(255,255,255,0.1); }
.who { font-size: 13px; color: #cdd8e4; margin-bottom: 8px; }
.logout { font-size: 13px; color: #ff9b9b; }

.content { flex: 1; padding: 28px 36px; max-width: 1200px; }

h1.page-title { font-size: 22px; margin-bottom: 20px; }

/* Cards / KPIs */
.kpi-row { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 28px; }
.kpi-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 18px 20px;
  min-width: 160px;
  flex: 1;
}
.kpi-card .num { font-size: 28px; font-weight: 700; }
.kpi-card .label { color: var(--muted); font-size: 13px; margin-top: 4px; }

/* Table + cards */
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 20px;
  margin-bottom: 20px;
}
.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--border); }
th { color: var(--muted); font-weight: 600; font-size: 13px; text-transform: uppercase; letter-spacing: 0.03em; }
tr:hover td { background: #fafbfc; }

.ai-scan-box {
  background: #f4f8ff;
  border: 1px dashed #b7cdf5;
  border-radius: 8px;
  padding: 14px 16px;
  margin-bottom: 18px;
}

/* Forms */
label { display: block; font-size: 13px; color: var(--muted); margin-bottom: 4px; margin-top: 14px; }
input[type=text], input[type=email], input[type=password], input[type=number], input[type=search], select, textarea {
  width: 100%;
  padding: 9px 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 14px;
  font-family: inherit;
}
textarea { resize: vertical; min-height: 70px; }

/* Buttons */
.btn {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  border: none;
  padding: 9px 18px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 14px;
  text-decoration: none;
}
.btn:hover { opacity: 0.9; }
.btn.btn-secondary { background: #eef1f5; color: var(--text); }
.btn.btn-danger { background: var(--danger); }
.btn.btn-block { width: 100%; margin-top: 20px; }
.btn-sm { padding: 5px 10px; font-size: 12px; }

.actions a { margin-right: 10px; font-size: 13px; }

.badge { display: inline-block; padding: 2px 8px; border-radius: 20px; font-size: 12px; }
.badge-active { background: #e3f6ec; color: var(--success); }
.badge-inactive { background: #fce8e8; color: var(--danger); }
.badge-admin { background: #e8effc; color: var(--accent); }
.badge-manager { background: #fff4e0; color: #b3730d; }
.badge-staff { background: #eef1f5; color: var(--muted); }

.flash { padding: 10px 16px; border-radius: 6px; margin-bottom: 16px; font-size: 14px; }
.flash-success { background: #e3f6ec; color: var(--success); }
.flash-error { background: #fce8e8; color: var(--danger); }

.error-msg { background: #fce8e8; color: var(--danger); padding: 10px 14px; border-radius: 6px; font-size: 13px; margin-bottom: 10px; }
.empty-state { color: var(--muted); text-align: center; padding: 30px 0; }
.helper-text { color: var(--muted); font-size: 12px; margin-top: 4px; }