/* Timbrami — EduPro */
:root{
  --indaco:#303090;
  --ciano:#00A6E6;
  --ink:#16181f;
  --muted:#646b7d;
  --line:#e2e5ec;
  --bg:#f4f6fa;
  --card:#fff;
  --radius:10px;
  --shadow:0 1px 2px rgba(20,25,50,.06), 0 6px 20px rgba(20,25,50,.06);
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font:14px/1.45 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  display:flex;flex-direction:column;
}
.hidden{display:none !important}

/* ---------- topbar ---------- */
.topbar{
  display:flex;align-items:center;gap:24px;padding:10px 18px;
  background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;
}
.brand{display:flex;align-items:center;gap:10px;color:var(--indaco)}
.brand-mark{width:34px;height:34px;flex:none}
.brand-name{font-weight:800;font-size:17px;letter-spacing:.3px;line-height:1}
.brand-sub{font-size:11px;color:var(--muted);margin-top:2px}
.brand-sub strong{color:var(--indaco)}
.tabs{display:flex;gap:6px;margin-left:8px}
.tab{
  border:1px solid transparent;background:transparent;color:var(--muted);
  padding:8px 14px;border-radius:99px;font-size:13px;font-weight:600;cursor:pointer;
}
.tab:hover{background:#eef1f7;color:var(--ink)}
.tab.active{background:var(--indaco);color:#fff}
.topbar-right{margin-left:auto}
.badge-privacy{
  font-size:12px;color:#0a7d55;background:#e8f7f0;border:1px solid #bfe8d7;
  padding:5px 10px;border-radius:99px;font-weight:600;white-space:nowrap;
}

/* ---------- layout ---------- */
.view{flex:1;min-height:0}
.split{display:grid;grid-template-columns:400px 1fr;gap:0;align-items:stretch}
.panel{
  overflow-y:auto;padding:14px;background:#fff;border-right:1px solid var(--line);
  max-height:calc(100vh - 56px - 46px);
}
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:12px;margin-bottom:12px;
}
.card h2{font-size:12px;text-transform:uppercase;letter-spacing:.7px;color:var(--indaco);margin:0 0 10px}
.card h2 small{float:right;text-transform:none;letter-spacing:0;color:var(--muted);font-weight:500}
.card h3{font-size:12px;color:var(--muted);margin:14px 0 6px;font-weight:700}
.hint{font-size:11.5px;color:var(--muted);margin:4px 0 8px}

/* ---------- form ---------- */
.field{display:flex;flex-direction:column;gap:4px;margin-bottom:9px;flex:1;min-width:0}
.field>span{font-size:11px;color:var(--muted);font-weight:600}
.field.narrow{max-width:96px}
.field.check{flex-direction:row;align-items:center;gap:7px}
.field.check span{font-size:12px;color:var(--ink);font-weight:500}
.row{display:flex;gap:8px;align-items:flex-end}
input[type=text],input[type=number],input[type=date],select,textarea{
  width:100%;padding:7px 8px;border:1px solid var(--line);border-radius:7px;
  font:inherit;font-size:13px;background:#fff;color:var(--ink);
}
input:focus,select:focus{outline:2px solid rgba(48,48,144,.25);border-color:var(--indaco)}
input[type=range]{width:100%;accent-color:var(--indaco)}
input[type=checkbox]{accent-color:var(--indaco);width:16px;height:16px}
input.file{border:1px dashed var(--line);padding:10px;border-radius:8px;background:#fafbfd;font-size:12px}
output{float:right;font-weight:700;color:var(--indaco)}

.btn{
  border:1px solid var(--line);background:#fff;color:var(--ink);border-radius:8px;
  padding:8px 12px;font:inherit;font-size:12.5px;font-weight:600;cursor:pointer;white-space:nowrap;
}
.btn:hover{background:#f3f5fa;border-color:#cfd5e2}
.btn.primary{background:var(--indaco);border-color:var(--indaco);color:#fff}
.btn.primary:hover{background:#26266f}
.btn.ghost{background:#f7f8fc;font-weight:600;color:var(--muted)}
.btn.ghost:hover{color:var(--ink)}
.btn.mini{padding:3px 7px;font-size:11px;border-radius:6px}
.btn-row{display:flex;gap:6px;flex-wrap:wrap;align-items:center;margin-top:6px}

.swatches{display:flex;gap:7px;flex-wrap:wrap}
.sw{width:30px;height:30px;border-radius:50%;border:2px solid #fff;box-shadow:0 0 0 1px var(--line);cursor:pointer}
.sw.active{box-shadow:0 0 0 2px var(--indaco)}

/* ---------- righe di testo ---------- */
.line-item{border:1px solid var(--line);border-radius:8px;padding:8px;margin-bottom:7px;background:#fbfcfe}
.line-head{display:flex;gap:6px;align-items:center;margin-bottom:6px}
.line-head .idx{font-size:11px;color:var(--muted);font-weight:700;width:16px;flex:none}
.line-head input{flex:1}
.line-opts{display:flex;gap:6px;align-items:flex-end;flex-wrap:wrap}
.line-opts .field{margin-bottom:0}
.tgl{border:1px solid var(--line);background:#fff;border-radius:6px;padding:5px 8px;cursor:pointer;font-size:12px;line-height:1;min-width:28px}
.tgl.on{background:var(--indaco);color:#fff;border-color:var(--indaco)}
.align-grp{display:flex;gap:2px}

/* ---------- lista timbri ---------- */
.stamp-list{list-style:none;margin:10px 0 0;padding:0;display:flex;flex-direction:column;gap:6px}
.stamp-list li{
  display:flex;align-items:center;gap:8px;border:1px solid var(--line);border-radius:8px;
  padding:6px 8px;font-size:12.5px;background:#fbfcfe;
}
.stamp-list li.active{border-color:var(--indaco);background:#f2f2fb}
.stamp-list .nm{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;cursor:pointer;font-weight:600}
.stamp-list .mt{font-size:11px;color:var(--muted);font-weight:500}

/* ---------- preview ---------- */
.preview-wrap{display:flex;flex-direction:column;min-width:0;min-height:0}
.preview-bar{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:10px 16px;border-bottom:1px solid var(--line);background:#fff;flex-wrap:wrap;
}
.seg{display:inline-flex;background:#eef1f7;border-radius:8px;padding:3px}
.seg-btn{border:0;background:transparent;padding:6px 12px;border-radius:6px;font:inherit;font-size:12.5px;font-weight:600;color:var(--muted);cursor:pointer}
.seg-btn.active{background:#fff;color:var(--indaco);box-shadow:0 1px 2px rgba(0,0,0,.08)}
.preview-meta{display:flex;align-items:center;gap:14px;font-size:12px;color:var(--muted)}
.zoom{display:flex;align-items:center;gap:6px;font-size:12px}
.zoom select{width:auto;padding:4px 6px}

.paper{
  flex:1;min-height:0;overflow:auto;padding:28px;display:flex;align-items:center;justify-content:center;
  background:
    linear-gradient(0deg, rgba(0,0,0,.015) 1px, transparent 1px) 0 0/100% 24px,
    #eceef3;
}
.paper canvas{
  background:#fff;box-shadow:0 2px 6px rgba(20,25,50,.10),0 14px 40px rgba(20,25,50,.10);
  border-radius:2px;max-width:100%;
}
.paper.doc{align-items:flex-start;justify-content:center;padding:20px}
.paper.doc canvas{cursor:crosshair}
.empty{text-align:center;color:var(--muted);padding:60px 20px}
.empty-icon{font-size:44px;opacity:.5}

.preview-actions{
  display:flex;gap:8px;align-items:center;padding:12px 16px;border-top:1px solid var(--line);
  background:#fff;flex-wrap:wrap;
}
.preview-actions .hint{margin:0 0 0 auto}

.doc-info{font-size:12px;color:var(--muted);background:#f7f8fc;border-radius:7px;padding:8px;margin-top:8px}
.placed-list{margin-top:8px;display:flex;flex-direction:column;gap:5px}
.placed-list .pl{
  display:flex;gap:6px;align-items:center;font-size:12px;border:1px solid var(--line);
  border-radius:7px;padding:5px 7px;background:#fbfcfe;
}
.placed-list .pl .t{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

.foot{
  padding:10px 18px;border-top:1px solid var(--line);background:#fff;
  font-size:11.5px;color:var(--muted);display:flex;gap:16px;flex-wrap:wrap;
}
.foot-note{margin-left:auto;color:#98a0b3}

@media (max-width:1100px){
  .split{grid-template-columns:1fr}
  .panel{max-height:none;border-right:0;border-bottom:1px solid var(--line)}
  .paper{min-height:340px}
}