:root {
  --green: #136F4B;
  --green-dark: #0E5739;
  --sand: #E8B86D;
  --terra: #C75B39;
  --bg: #F4F6F4;
  --surface: #FFFFFF;
  --ink: #1B2420;
  --muted: #6B7B72;
  --line: #E2E8E4;
  --radius: 16px;
}
* { box-sizing: border-box; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font-family: system-ui, -apple-system, "Segoe UI", Tahoma, sans-serif;
}
.hidden { display: none !important; }
.muted { color: var(--muted); }
.error { color: var(--terra); margin-top: 8px; font-size: 14px; min-height: 18px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 22px; }
.logo {
  display: inline-grid; place-items: center; width: 34px; height: 34px;
  background: var(--green); color: #fff; border-radius: 10px; font-weight: 800;
}

/* Login */
.login-wrap { min-height: 100vh; display: grid; place-items: center; padding: 20px; }
.login-card {
  background: var(--surface); padding: 32px; border-radius: var(--radius);
  box-shadow: 0 12px 40px rgba(0,0,0,.08); width: 340px; display: flex; flex-direction: column; gap: 12px;
}
input, button, select {
  font-family: inherit; font-size: 15px; padding: 11px 14px;
  border-radius: 10px; border: 1px solid var(--line); background: #fff; color: var(--ink);
}
button {
  background: var(--green); color: #fff; border: none; cursor: pointer; font-weight: 700;
}
button:hover { background: var(--green-dark); }
button.ghost { background: transparent; color: var(--green); border: 1px solid var(--green); }
button.danger { background: var(--terra); }
button.small { padding: 6px 10px; font-size: 13px; border-radius: 8px; }

/* App layout */
.app { display: grid; grid-template-columns: 240px 1fr; min-height: 100vh; }
.sidebar {
  background: var(--surface); border-left: 1px solid var(--line);
  padding: 22px 16px; display: flex; flex-direction: column; gap: 8px;
}
#nav { display: flex; flex-direction: column; gap: 4px; margin-top: 18px; flex: 1; }
#nav a {
  text-decoration: none; color: var(--ink); padding: 11px 14px; border-radius: 10px; font-weight: 600;
}
#nav a:hover { background: var(--bg); }
#nav a.active { background: var(--green); color: #fff; }
.logout { background: transparent; color: var(--terra); border: 1px solid var(--line); }
.logout:hover { background: #fbecec; }
.view { padding: 28px 32px; overflow: auto; }

h1 { font-size: 24px; margin: 0 0 20px; }
h2 { font-size: 18px; margin: 24px 0 12px; }

/* Cards */
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(170px,1fr)); gap: 14px; }
.card {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px;
}
.card .num { font-size: 28px; font-weight: 800; color: var(--green); }
.card .lbl { color: var(--muted); font-size: 14px; margin-top: 4px; }

/* Table */
table { width: 100%; border-collapse: collapse; background: var(--surface);
  border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
th, td { text-align: right; padding: 11px 14px; border-bottom: 1px solid var(--line); font-size: 14px; }
th { background: #EDF3EF; font-weight: 700; color: var(--green-dark); }
tr:last-child td { border-bottom: none; }
.badge { padding: 3px 9px; border-radius: 999px; font-size: 12px; font-weight: 700; display: inline-block; }
.b-green { background: #DDF0E6; color: var(--green-dark); }
.b-sand  { background: #FBEFD8; color: #8A5A12; }
.b-terra { background: #FAE2DA; color: #8E331B; }
.b-gray  { background: #ECEFED; color: var(--muted); }
.row-actions { display: flex; gap: 6px; }
img.qr { width: 90px; height: 90px; border-radius: 8px; border: 1px solid var(--line); }
.toolbar { display: flex; gap: 10px; margin-bottom: 14px; align-items: center; flex-wrap: wrap; }