:root{
  --primary:#146356;
  --primary-dark:#0d443b;
  --primary-light:#e5f2ef;
  --accent:#d98e3f;
  --bg:#f6f7f8;
  --surface:#ffffff;
  --text:#1f2a28;
  --text-muted:#5b6c68;
  --border:#e1e6e4;
  --success:#2e8b57;
  --warn:#c98b1f;
  --danger:#c0392b;
  --radius:14px;
  --shadow:0 2px 10px rgba(20,99,86,0.08);
}

*{box-sizing:border-box;}
html,body{margin:0;padding:0;}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  background:var(--bg);
  color:var(--text);
  min-height:100vh;
  display:flex;
  flex-direction:column;
}

/* Topbar */
.topbar{
  background:var(--surface);
  border-bottom:1px solid var(--border);
  padding:14px 18px 0 18px;
  position:sticky;
  top:0;
  z-index:20;
}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:12px;
}
.brand-mark{
  background:var(--primary);
  color:#fff;
  font-weight:700;
  font-size:13px;
  width:34px;height:34px;
  border-radius:10px;
  display:flex;align-items:center;justify-content:center;
}
.brand-name{font-size:17px;font-weight:500;color:var(--text);}
.brand-name strong{color:var(--primary);}

.tabs{
  display:flex;
  gap:4px;
  overflow-x:auto;
}
.tab-btn{
  border:none;
  background:none;
  padding:10px 14px;
  font-size:14px;
  font-weight:500;
  color:var(--text-muted);
  border-bottom:2px solid transparent;
  cursor:pointer;
  white-space:nowrap;
}
.tab-btn.active{
  color:var(--primary);
  border-bottom-color:var(--primary);
}

main#app{
  flex:1;
  max-width:920px;
  width:100%;
  margin:0 auto;
  padding:18px 16px 40px 16px;
}

.footer{
  text-align:center;
  font-size:12px;
  color:var(--text-muted);
  padding:16px;
}

/* Generic components */
.card{
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  padding:16px;
  margin-bottom:14px;
}
.section-title{
  font-size:15px;
  font-weight:700;
  margin:6px 0 12px 0;
  color:var(--text);
}
.subtitle{
  color:var(--text-muted);
  font-size:13px;
  margin:-8px 0 16px 0;
}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:6px;
  border:none;
  border-radius:10px;
  padding:11px 16px;
  font-size:14px;
  font-weight:600;
  cursor:pointer;
  transition:transform .05s ease, opacity .15s ease;
}
.btn:active{transform:scale(0.98);}
.btn-primary{background:var(--primary);color:#fff;}
.btn-primary:hover{background:var(--primary-dark);}
.btn-outline{background:transparent;color:var(--primary);border:1px solid var(--primary);}
.btn-ghost{background:var(--primary-light);color:var(--primary-dark);}
.btn-danger{background:#fdecea;color:var(--danger);}
.btn-sm{padding:7px 12px;font-size:13px;border-radius:8px;}
.btn-block{width:100%;}
.btn[disabled]{opacity:.5;cursor:not-allowed;}

.grid{
  display:grid;
  grid-template-columns:repeat(auto-fill,minmax(260px,1fr));
  gap:14px;
}

/* Property card */
.property-card{
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--radius);
  overflow:hidden;
  box-shadow:var(--shadow);
}
.property-photo{
  height:120px;
  background:linear-gradient(135deg,var(--primary-light),#cfe6df);
  display:flex;align-items:center;justify-content:center;
  font-size:28px;
}
.property-body{padding:14px;}
.property-title{font-weight:700;font-size:15px;margin:0 0 2px 0;}
.property-addr{font-size:13px;color:var(--text-muted);margin:0 0 10px 0;}
.property-price{font-weight:700;color:var(--primary-dark);font-size:15px;}
.property-tags{display:flex;gap:6px;flex-wrap:wrap;margin:8px 0;}

.tag{
  font-size:11px;
  font-weight:600;
  padding:3px 8px;
  border-radius:20px;
  background:var(--primary-light);
  color:var(--primary-dark);
}
.tag-warn{background:#fdf2df;color:var(--warn);}
.tag-success{background:#e4f4ea;color:var(--success);}
.tag-danger{background:#fdecea;color:var(--danger);}
.tag-muted{background:#eef0ef;color:var(--text-muted);}

/* Forms */
.field{margin-bottom:14px;}
.field label{
  display:block;
  font-size:13px;
  font-weight:600;
  margin-bottom:6px;
  color:var(--text);
}
.field input, .field select, .field textarea{
  width:100%;
  padding:11px 12px;
  border:1px solid var(--border);
  border-radius:10px;
  font-size:14px;
  background:#fff;
  color:var(--text);
  font-family:inherit;
}
.field textarea{min-height:90px;resize:vertical;}
.field input:focus, .field select:focus, .field textarea:focus{
  outline:none;
  border-color:var(--primary);
}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:12px;}
@media (max-width:520px){.field-row{grid-template-columns:1fr;}}

.hint{font-size:12px;color:var(--text-muted);margin-top:4px;}

/* Pipeline / list rows */
.lead-row{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:10px;
  padding:12px 4px;
  border-bottom:1px solid var(--border);
}
.lead-row:last-child{border-bottom:none;}
.lead-main{min-width:0;}
.lead-name{font-weight:600;font-size:14px;}
.lead-sub{font-size:12px;color:var(--text-muted);}
.lead-actions{display:flex;gap:6px;flex-shrink:0;}

.empty-state{
  text-align:center;
  padding:30px 10px;
  color:var(--text-muted);
}
.empty-state .emoji{font-size:32px;display:block;margin-bottom:8px;}

.stat-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:10px;margin-bottom:16px;}
.stat-box{
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:12px;
  padding:12px;
  text-align:center;
}
.stat-num{font-size:20px;font-weight:700;color:var(--primary-dark);}
.stat-label{font-size:11px;color:var(--text-muted);margin-top:2px;}

.contract-box{
  background:#fdfaf3;
  border:1px dashed #d9c48b;
  border-radius:10px;
  padding:14px;
  font-size:13px;
  line-height:1.6;
  white-space:pre-wrap;
  color:#3a3226;
}

.doc-row{
  display:flex;align-items:center;justify-content:space-between;
  padding:10px 4px;border-bottom:1px solid var(--border);
  font-size:13px;
}
.doc-row:last-child{border-bottom:none;}

.back-link{
  background:none;border:none;color:var(--primary);
  font-size:13px;font-weight:600;cursor:pointer;
  padding:0;margin-bottom:10px;display:inline-flex;align-items:center;gap:4px;
}

.toast{
  position:fixed;
  bottom:20px;
  left:50%;
  transform:translateX(-50%) translateY(20px);
  background:var(--primary-dark);
  color:#fff;
  padding:11px 18px;
  border-radius:10px;
  font-size:13px;
  font-weight:500;
  opacity:0;
  pointer-events:none;
  transition:all .25s ease;
  z-index:50;
  box-shadow:0 6px 20px rgba(0,0,0,0.2);
  max-width:90vw;
  text-align:center;
}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0);}

.install-banner{
  display:none;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  background:var(--primary-light);
  border:1px solid #bfe0d6;
  border-radius:12px;
  padding:10px 12px;
  margin-bottom:14px;
  font-size:13px;
}
.install-banner.visible{display:flex;}