/* RealEstate SaaS UI (local, zero dependencies) */
:root{
  --bg:#0b1020;
  --panel:#0f172a;
  --card:#111c33;
  --muted:#94a3b8;
  --text:#e5e7eb;
  --border:#23304d;
  --primary:#3b82f6;
  --danger:#ef4444;
  --success:#22c55e;
  --warning:#f59e0b;
  --shadow: 0 10px 30px rgba(0,0,0,.35);
  --radius: 14px;
  --radius-sm: 10px;
  --font: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, "Noto Sans", "Liberation Sans", sans-serif;
}

*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;font-family:var(--font);color:var(--text);background:
 radial-gradient(1200px 600px at 20% 0%, rgba(59,130,246,.20), transparent 60%),
 radial-gradient(1200px 700px at 80% 20%, rgba(34,197,94,.10), transparent 60%),
 var(--bg);
}
a{color:inherit}
.bg{min-height:100%}
.container{width:min(1120px, 92vw);margin:0 auto}
.card{background:rgba(17,28,51,.85);border:1px solid var(--border);border-radius:var(--radius);padding:18px 18px;box-shadow:var(--shadow);backdrop-filter: blur(8px);}
.stack{display:flex;flex-direction:column}
.muted{color:var(--muted)}
.small{font-size:12px}
hr{border:none;border-top:1px solid var(--border);opacity:.9}

.input, .select, .textarea{
  width:100%;
  background:rgba(2,6,23,.45);
  color:var(--text);
  border:1px solid var(--border);
  border-radius:12px;
  padding:11px 12px;
  outline:none;
}
.textarea{min-height:110px;resize:vertical}
.input:focus,.select:focus,.textarea:focus{border-color:rgba(59,130,246,.65);box-shadow:0 0 0 3px rgba(59,130,246,.15)}
.label{display:block;font-size:13px;color:var(--muted);margin-bottom:6px}

.btn{
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--border);
  padding:10px 12px;border-radius:12px;
  background:rgba(2,6,23,.35);
  text-decoration:none;cursor:pointer;
  gap:8px;
}
.btn:hover{border-color:rgba(148,163,184,.65)}
.btn-primary{background:rgba(59,130,246,.20);border-color:rgba(59,130,246,.50)}
.btn-primary:hover{background:rgba(59,130,246,.28)}
.btn-danger{background:rgba(239,68,68,.14);border-color:rgba(239,68,68,.55)}
.btn-success{background:rgba(34,197,94,.14);border-color:rgba(34,197,94,.55)}
.btn-sm{padding:7px 10px;border-radius:10px;font-size:13px}
.btn-link{background:transparent;border-color:transparent;padding:0}
.btn-link:hover{text-decoration:underline}

.alert{border-radius:12px;padding:10px 12px;border:1px solid var(--border);background:rgba(2,6,23,.45)}
.alert-danger{border-color:rgba(239,68,68,.55);background:rgba(239,68,68,.10)}
.alert-success{border-color:rgba(34,197,94,.55);background:rgba(34,197,94,.10)}
.alert-warning{border-color:rgba(245,158,11,.55);background:rgba(245,158,11,.10)}
.alert-info{border-color:rgba(59,130,246,.55);background:rgba(59,130,246,.10)}

.grid{display:grid;gap:14px}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
@media (max-width:900px){.grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:650px){.grid-2,.grid-3{grid-template-columns:1fr}}

.table{width:100%;border-collapse:separate;border-spacing:0}
.table th,.table td{padding:10px 10px;border-bottom:1px solid var(--border);text-align:left;vertical-align:top}
.table th{font-size:12px;color:var(--muted);font-weight:600}
.badge{display:inline-flex;align-items:center;padding:4px 8px;border-radius:999px;border:1px solid var(--border);font-size:12px;color:var(--muted)}
.badge-success{border-color:rgba(34,197,94,.55);color:#86efac;background:rgba(34,197,94,.12)}
.badge-warning{border-color:rgba(245,158,11,.55);color:#fde68a;background:rgba(245,158,11,.12)}
.badge-danger{border-color:rgba(239,68,68,.55);color:#fecaca;background:rgba(239,68,68,.12)}

.kpi{display:flex;flex-direction:column;gap:6px}
.kpi .value{font-size:26px;font-weight:800}
.kpi .label{margin:0;color:var(--muted);font-size:12px}

.admin-shell{display:grid;grid-template-columns:260px 1fr;min-height:100vh}
.sidebar{position:sticky;top:0;height:100vh;padding:18px}
.sidebar .card{height:calc(100vh - 36px);display:flex;flex-direction:column}
.nav{display:flex;flex-direction:column;gap:6px;margin-top:10px}
.nav a{padding:10px 10px;border-radius:12px;text-decoration:none;border:1px solid transparent;color:var(--muted)}
.nav a:hover{background:rgba(2,6,23,.35);border-color:var(--border);color:var(--text)}
.nav a.active{background:rgba(59,130,246,.15);border-color:rgba(59,130,246,.40);color:var(--text)}
.main{padding:18px}
.topbar{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px}
.topbar .title{display:flex;flex-direction:column}
.topbar h1{margin:0;font-size:20px}
.topbar .meta{color:var(--muted);font-size:12px}

@media (max-width:980px){
  .admin-shell{grid-template-columns:1fr}
  .sidebar{position:relative;height:auto}
  .sidebar .card{height:auto}
}

.site-nav{display:flex;gap:14px;align-items:center;justify-content:space-between;padding:16px 0}
.site-nav a{text-decoration:none;color:var(--muted)}
.site-nav a:hover{color:var(--text)}
.site-hero{padding:34px 0 18px}
.site-hero h1{margin:0;font-size:34px;letter-spacing:-.02em}
.site-hero p{margin:10px 0 0;color:var(--muted);max-width:62ch}
.site-footer{padding:24px 0;color:var(--muted);font-size:12px;border-top:1px solid var(--border);margin-top:28px}