/* LeafLogic minimal premium UI (clean, tablet-friendly) */
:root{
  --bg:#0b0f14;
  --panel:#0f1620;
  --panel2:#0c121a;
  --text:#e8eef7;
  --muted:#9fb0c4;
  --accent:#38bdf8;
  --danger:#fb7185;
  --ok:#34d399;
  --border:rgba(255,255,255,.08);
  --shadow: 0 12px 30px rgba(0,0,0,.35);
  --radius:18px;
  --font: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, "Apple Color Emoji", "Segoe UI Emoji";
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  background: radial-gradient(1200px 600px at 20% -10%, rgba(56,189,248,.20), transparent 60%),
              radial-gradient(900px 500px at 110% 10%, rgba(52,211,153,.10), transparent 55%),
              var(--bg);
  color:var(--text);
  font-family:var(--font);
}
a{color:inherit}
.container{max-width:1100px;margin:0 auto;padding:20px}
.shell{display:grid;grid-template-columns: 260px 1fr;gap:18px;min-height:calc(100vh - 40px)}
.card{
  background: linear-gradient(180deg, rgba(255,255,255,.03), rgba(255,255,255,.01));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.sidebar{padding:16px}
.brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.logo{
  width:34px;height:34px;border-radius:12px;
  background: conic-gradient(from 180deg, rgba(56,189,248,1), rgba(52,211,153,1), rgba(56,189,248,1));
  box-shadow: 0 10px 24px rgba(56,189,248,.20);
}
.brand h1{font-size:16px;margin:0}
.brand p{margin:0;color:var(--muted);font-size:12px}
.nav{display:flex;flex-direction:column;gap:8px;margin-top:12px}
.nav button{
  width:100%;
  text-align:left;
  background:transparent;
  border:1px solid var(--border);
  color:var(--text);
  padding:10px 12px;
  border-radius:14px;
  cursor:pointer;
}
.nav button.active{border-color: rgba(56,189,248,.45); box-shadow: 0 0 0 3px rgba(56,189,248,.12) inset;}
.main{padding:18px}
.topbar{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:14px}
.badge{font-size:12px;color:var(--muted);border:1px solid var(--border);padding:6px 10px;border-radius:999px}
.grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.h1{font-size:22px;margin:0 0 8px 0}
.p{margin:0;color:var(--muted);line-height:1.45}
.form{display:grid;gap:10px;max-width:520px}
.input{
  background: rgba(0,0,0,.25);
  border:1px solid var(--border);
  color:var(--text);
  padding:12px 12px;
  border-radius:14px;
  outline:none;
}
.row{display:flex;gap:10px;flex-wrap:wrap}
.btn{
  background: rgba(56,189,248,.18);
  border:1px solid rgba(56,189,248,.35);
  color:var(--text);
  padding:11px 12px;
  border-radius:14px;
  cursor:pointer;
}
.btn.secondary{background:transparent;border-color:var(--border)}
.btn.danger{background: rgba(251,113,133,.14); border-color: rgba(251,113,133,.35)}
.kpi{padding:14px}
.kpi .label{color:var(--muted);font-size:12px}
.kpi .value{font-size:22px;margin-top:6px}
.table{width:100%;border-collapse:collapse}
.table th,.table td{border-bottom:1px solid var(--border);padding:10px 8px;text-align:left;font-size:13px}
.table th{color:var(--muted);font-weight:600}
.notice{border:1px solid rgba(56,189,248,.25); background: rgba(56,189,248,.08); padding:12px 14px;border-radius:14px}
.error{border:1px solid rgba(251,113,133,.30); background: rgba(251,113,133,.10); padding:12px 14px;border-radius:14px}
small{color:var(--muted)}
@media (max-width: 900px){
  .shell{grid-template-columns:1fr}
  .sidebar{position:sticky;top:0}
}