:root {
  --bg: #0f172a;
  --panel: #1e293b;
  --panel-2: #16213a;
  --border: #2c3b57;
  --text: #e5e9f0;
  --muted: #94a3b8;
  --accent: #22c55e;
  --accent-2: #38bdf8;
  --danger: #f87171;
  --warn: #fbbf24;
  --radius: 10px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
}

a { color: var(--accent-2); }

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
}

.topbar .brand { font-weight: 700; letter-spacing: .3px; }
.topbar nav a {
  color: var(--muted);
  text-decoration: none;
  margin-left: 18px;
  font-size: 14px;
}
.topbar nav a:hover, .topbar nav a.active { color: var(--text); }

.container { max-width: 1180px; margin: 0 auto; padding: 24px; }

.login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
}

.login-card { width: 360px; }
.login-card h1 { font-size: 18px; margin: 0 0 4px; }
.login-card p.sub { color: var(--muted); margin: 0 0 18px; font-size: 13px; }

label { display: block; font-size: 13px; color: var(--muted); margin: 12px 0 6px; }
input[type=text], input[type=email], input[type=password], input[type=number], select, textarea {
  width: 100%;
  padding: 10px 12px;
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-size: 14px;
}

button, .btn {
  display: inline-block;
  background: var(--accent);
  color: #05210f;
  border: none;
  padding: 10px 16px;
  border-radius: 8px;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  font-size: 14px;
}
button.secondary, .btn.secondary { background: var(--panel-2); color: var(--text); border: 1px solid var(--border); }
button.danger, .btn.danger { background: var(--danger); color: #2b0b0b; }

.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 14px; margin: 18px 0; }
.stat { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px; }
.stat .label { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .4px; }
.stat .value { font-size: 24px; font-weight: 700; margin-top: 6px; }

table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { text-align: left; padding: 9px 10px; border-bottom: 1px solid var(--border); }
th { color: var(--muted); font-weight: 600; font-size: 12px; text-transform: uppercase; }
tr:hover td { background: rgba(255,255,255,.02); }

.badge { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 11px; font-weight: 700; }
.badge.approved { background: rgba(34,197,94,.15); color: var(--accent); }
.badge.pending { background: rgba(251,191,36,.15); color: var(--warn); }
.badge.declined, .badge.deleted { background: rgba(248,113,113,.15); color: var(--danger); }

.section-title { font-size: 15px; font-weight: 700; margin: 28px 0 12px; }
.flash { padding: 10px 14px; border-radius: 8px; margin-bottom: 16px; font-size: 14px; }
.flash.ok { background: rgba(34,197,94,.15); color: var(--accent); }
.flash.error { background: rgba(248,113,113,.15); color: var(--danger); }
.muted { color: var(--muted); }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form-row { display: flex; gap: 12px; align-items: end; flex-wrap: wrap; }
.form-row > div { flex: 1; min-width: 160px; }