:root{
  --ink:#10231c;
  --paper:#f3f7f1;
  --moss:#1f5c45;
  --moss-light:#2f7d5d;
  --signal:#ff7a3d;
  --line:#d7e3da;
  --card:#ffffff;
  --muted:#5b6f66;
  --danger:#c4432f;
  --radius:10px;
  font-family: 'Inter', system-ui, sans-serif;
}
*{box-sizing:border-box;}
body{margin:0;background:var(--paper);color:var(--ink);font-family:'Inter',system-ui,sans-serif;}
h1,h2,h3{font-family:'Fraunces', Georgia, serif; letter-spacing:-0.01em;}

/* ---------- Login ---------- */
.login-screen{min-height:100vh;display:flex;align-items:center;justify-content:center;background:
  radial-gradient(circle at 20% 20%, #e7f0e9 0, var(--paper) 55%);}
.login-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:40px 36px;width:340px;box-shadow:0 18px 40px -24px rgba(16,35,28,0.35);}
.login-card .brand{display:flex;align-items:center;gap:10px;margin-bottom:24px;}
.login-card .brand .mark{width:34px;height:34px;border-radius:8px;background:var(--moss);
  display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-family:'Fraunces',serif;}
.login-card h1{font-size:20px;margin:0;}
.field{margin-bottom:16px;}
.field label{display:block;font-size:12px;color:var(--muted);margin-bottom:6px;text-transform:uppercase;letter-spacing:.04em;}
.field input{width:100%;padding:11px 12px;border:1px solid var(--line);border-radius:8px;font-size:14px;background:#fbfdfb;}
.field input:focus{outline:2px solid var(--moss-light);outline-offset:1px;}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:none;border-radius:8px;
  padding:11px 18px;font-size:14px;font-weight:600;cursor:pointer;transition:transform .15s ease, box-shadow .15s ease;}
.btn-primary{background:var(--moss);color:#fff;width:100%;}
.btn-primary:hover{background:var(--moss-light);}
.btn-ghost{background:transparent;border:1px solid var(--line);color:var(--ink);}
.btn-danger{background:var(--danger);color:#fff;}
.btn-sm{padding:6px 10px;font-size:12px;}
.error-text{color:var(--danger);font-size:13px;margin-top:10px;}

/* ---------- App shell ---------- */
.app-shell{display:grid;grid-template-columns:230px 1fr;min-height:100vh;}
.sidebar{background:var(--ink);color:#e8efe9;padding:24px 18px;}
.sidebar .brand{display:flex;align-items:center;gap:10px;margin-bottom:32px;}
.sidebar .brand .mark{width:30px;height:30px;border-radius:7px;background:var(--signal);
  display:flex;align-items:center;justify-content:center;color:#1a1a1a;font-weight:700;font-family:'Fraunces',serif;}
.sidebar .brand span{font-family:'Fraunces',serif;font-size:17px;}
.nav-item{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:8px;color:#cdded3;
  font-size:14px;cursor:pointer;margin-bottom:4px;}
.nav-item:hover{background:#1a3a2c;}
.nav-item.active{background:var(--moss-light);color:#fff;}
.main{padding:28px 36px;}
.topbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px;}
.topbar h2{margin:0;font-size:22px;}
.subtle{color:var(--muted);font-size:13px;}

/* ---------- Stat cards ---------- */
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:28px;}
.stat-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:18px 20px;}
.stat-card .num{font-family:'Fraunces',serif;font-size:30px;}
.stat-card .label{font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.04em;margin-top:4px;}

/* ---------- Tables / cards ---------- */
.panel{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;}
.panel-header{display:flex;justify-content:space-between;align-items:center;padding:18px 20px;border-bottom:1px solid var(--line);}
table{width:100%;border-collapse:collapse;font-size:13.5px;}
th{text-align:left;padding:10px 20px;background:#f7faf7;color:var(--muted);font-weight:600;
  font-size:11.5px;text-transform:uppercase;letter-spacing:.04em;border-bottom:1px solid var(--line);}
td{padding:12px 20px;border-bottom:1px solid #eef3ef;}
tr:last-child td{border-bottom:none;}
.badge{display:inline-block;padding:3px 9px;border-radius:999px;font-size:11.5px;font-weight:600;}
.badge-active{background:#e3f3e8;color:var(--moss);}
.badge-suspended{background:#fde9e2;color:var(--danger);}
.badge-expired{background:#f0e9d8;color:#8a6a1f;}
.key-pill{font-family:ui-monospace,monospace;background:#f3f7f1;border:1px solid var(--line);
  padding:2px 8px;border-radius:6px;font-size:12.5px;}
.toolbar{display:flex;gap:10px;align-items:center;}
.toolbar input{padding:9px 12px;border:1px solid var(--line);border-radius:8px;font-size:13px;width:220px;}

/* ---------- Modal ---------- */
.modal-overlay{position:fixed;inset:0;background:rgba(16,35,28,0.45);display:flex;align-items:center;
  justify-content:center;z-index:50;}
.modal{background:var(--card);border-radius:var(--radius);padding:26px;width:420px;max-width:90vw;}
.modal h3{margin-top:0;}
.modal .field{margin-bottom:14px;}
.modal-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:18px;}

.empty-state{padding:50px 20px;text-align:center;color:var(--muted);}
.toast{position:fixed;bottom:24px;right:24px;background:var(--ink);color:#fff;padding:12px 18px;
  border-radius:8px;font-size:13px;box-shadow:0 10px 30px -10px rgba(0,0,0,.4);z-index:80;}