:root{
  --bg:#f6f7f9;
  --card:#ffffff;
  --primary:#2b7a78;
  --accent:#3aafa9;
  --muted:#6b6b6b;
  --danger:#ef476f;
  --radius:12px;
  --pad:14px;
  --glass: rgba(255,255,255,0.9);
}

*{box-sizing:border-box}
html,body{height:100%;margin:0;font-family: "Vazirmatn", Tahoma, sans-serif;direction:rtl}
body{
  background: linear-gradient(180deg, #edf2f4 0%, #f6f7f9 100%);
  color:#111;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}

.topbar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:12px 18px;
  background: linear-gradient(90deg,var(--primary),var(--accent));
  color:white;
}
.topbar h1{margin:0;font-size:18px}
.actions{display:flex;gap:8px}
.btn{
  border: none;
  padding:8px 12px;
  border-radius:8px;
  cursor:pointer;
  font-size:14px;
}
.btn.subtle{background:rgba(255,255,255,0.15);color:white}
.btn.ghost{background:transparent;color:white;border:1px solid rgba(255,255,255,0.12)}
.btn.primary{background:var(--primary);color:white}
.btn.danger{background:var(--danger);color:white}

.container{
  max-width:980px;
  margin:22px auto;
  display:grid;
  grid-template-columns: 360px 1fr;
  gap:18px;
  padding: 0 16px;
}

.card{
  background:var(--card);
  border-radius:var(--radius);
  padding:18px;
  box-shadow: 0 6px 18px rgba(0,0,0,0.06);
}

.form-card h2, .list-card h2{margin:0 0 10px;font-size:16px}
.form-card label{display:block;font-size:13px;color:var(--muted);margin-bottom:8px}
.row{display:flex;gap:10px;margin-bottom:12px}
.row label{flex:1}
input[type="text"], input[type="tel"], input[type="number"], #searchInput{
  width:100%;
  padding:10px;
  border-radius:8px;
  border:1px solid #e6e6e6;
  outline:none;
  font-size:14px;
}

input:focus{box-shadow:0 0 0 3px rgba(58,175,169,0.12);border-color:var(--accent)}

.buttons-row{display:flex;gap:8px;align-items:center}
.hidden{display:none!important}

/* list */
.list-header{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px}
.list-container{max-height:420px;overflow:auto}
.contact-item{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding:10px;
  border-radius:10px;
  border:1px solid #f1f1f1;
  margin-bottom:10px;
}
.info{flex:1;min-width:0}
.info .name{font-weight:600}
.info .meta{font-size:13px;color:var(--muted);margin-top:4px}
.actions-inline{display:flex;gap:8px}
.small-btn{padding:6px 8px;border-radius:8px;border:none;cursor:pointer;font-size:13px}
.small-btn.edit{background:var(--accent);color:white}
.small-btn.delete{background:var(--danger);color:white}

/* empty */
.empty-state{text-align:center;color:var(--muted);padding:26px;font-size:15px}

/* footer */
.footer{text-align:center;padding:16px;color:var(--muted);font-size:13px}

/* responsive */
@media (max-width:900px){
  .container{grid-template-columns:1fr; padding-bottom:40px}
}