:root {
  --ink: #16201b;
  --muted: #66736d;
  --line: #dce4df;
  --paper: #fbfcf8;
  --panel: #ffffff;
  --field: #f5f7f3;
  --brand: #0f6b55;
  --brand-2: #b72b39;
  --amber: #b87909;
  --ok: #18734d;
  --shadow: 0 16px 40px rgba(18, 32, 25, .08);
}

* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 15px/1.5 "Aptos", "Segoe UI", sans-serif;
}
a { color: inherit; text-decoration: none; }
.shell { min-height: 100vh; display: grid; grid-template-columns: 236px 1fr; }
.side {
  background: #101713;
  color: #edf4ef;
  padding: 22px 18px;
  display: flex;
  flex-direction: column;
  gap: 22px;
}
.brand { font-size: 22px; font-weight: 800; letter-spacing: 0; }
.brand span { display: block; color: #9fb8ae; font-size: 12px; font-weight: 600; text-transform: uppercase; }
.nav { display: grid; gap: 6px; }
.nav a, .logout {
  border: 1px solid transparent;
  border-radius: 8px;
  color: #dfe9e3;
  padding: 10px 12px;
  text-align: left;
  background: transparent;
  font: inherit;
  cursor: pointer;
}
.nav a:hover, .logout:hover { background: #1b2822; border-color: #2c3f36; }
.main { padding: 28px; }
.topbar { display: flex; align-items: center; justify-content: space-between; gap: 18px; margin-bottom: 24px; }
h1 { font-size: 30px; line-height: 1.1; margin: 0; }
h2 { font-size: 20px; margin: 0 0 14px; }
h3 { font-size: 15px; margin: 0 0 10px; text-transform: uppercase; color: var(--muted); }
.muted { color: var(--muted); }
.grid { display: grid; gap: 16px; }
.grid.stats { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.grid.two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.panel, .card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
  padding: 18px;
}
.stat .num { display: block; font-size: 31px; font-weight: 850; }
.stat .label { color: var(--muted); font-size: 13px; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  border: 1px solid var(--brand);
  border-radius: 8px;
  background: var(--brand);
  color: white;
  padding: 8px 13px;
  font-weight: 750;
  cursor: pointer;
}
.btn.secondary { background: white; color: var(--ink); border-color: var(--line); }
.btn.warn { background: var(--brand-2); border-color: var(--brand-2); }
.actions { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 11px 9px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
th { color: var(--muted); font-size: 12px; text-transform: uppercase; }
label { display: grid; gap: 6px; font-weight: 700; }
input, select, textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--field);
  color: var(--ink);
  padding: 10px 11px;
  font: inherit;
}
textarea { min-height: 130px; font-family: "Cascadia Mono", Consolas, monospace; }
.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.full { grid-column: 1 / -1; }
.flash { margin-bottom: 16px; padding: 12px 14px; border-radius: 8px; border: 1px solid var(--line); background: #fff; }
.flash.success { border-color: #b8decf; color: var(--ok); }
.flash.error { border-color: #f0bbc1; color: var(--brand-2); }
.badge { display: inline-flex; border-radius: 999px; padding: 3px 8px; font-size: 12px; font-weight: 800; background: #e8eee9; }
.badge.danger { background: #f8d9dd; color: var(--brand-2); }
.badge.warn { background: #f4e5c7; color: var(--amber); }
.badge.ok { background: #dcefe7; color: var(--ok); }
.risk {
  border-left: 4px solid var(--brand-2);
  background: #fff7f8;
  padding: 14px;
  border-radius: 8px;
}
.preview {
  border: 1px solid var(--line);
  background: white;
  border-radius: 8px;
  padding: 16px;
  min-height: 160px;
}
.login {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
  background: radial-gradient(circle at top left, rgba(15,107,85,.14), transparent 34%), var(--paper);
}
.login-card { width: min(430px, 100%); }
@media (max-width: 920px) {
  .shell { grid-template-columns: 1fr; }
  .side { position: static; }
  .grid.stats, .grid.two, .form-grid { grid-template-columns: 1fr; }
  .main { padding: 18px; }
}