:root{
  --bg:#0b1220;
  --card:#0f172a;
  --muted:#94a3b8;
  --text:#e2e8f0;
  --accent:#22d3ee;
  --good:#22c55e;
  --warn:#f59e0b;
  --bad:#ef4444;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--text);
  font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,"Helvetica Neue",Arial,"Noto Sans","Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol","Noto Color Emoji";}
.topbar{display:flex;justify-content:space-between;align-items:center;padding:12px 16px;border-bottom:1px solid #1f2937;background:var(--card)}
.topbar h1{font-size:18px;margin:0}
.tools{display:flex;gap:8px;align-items:center}
.btn{background:#121a31;border:1px solid #223;color:var(--text);padding:8px 10px;border-radius:10px;cursor:pointer;font-size:14px}
.btn:hover{border-color:var(--accent)}
.file-btn{display:inline-flex;gap:6px;align-items:center}
.file-btn input{display:none}

.container{max-width:1100px;margin:0 auto;padding:16px}
.toolbar{padding-top:10px}
.tool-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:12px}
.tool label{display:block;font-size:12px;color:var(--muted);margin-bottom:6px}
.tool input,.tool select{width:100%;padding:10px;border-radius:10px;border:1px solid #223;background:#0b1220;color:var(--text)}
.range-out{font-size:12px;color:#cbd5e1;margin-top:4px;text-align:right}

.card{
  background:var(--card);border:1px solid #1f2937;border-radius:16px;
  padding:16px;margin-bottom:16px;box-shadow:0 10px 20px rgba(0,0,0,.2)
}
.card h2{margin-top:0}

.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px}
label{display:block;font-size:12px;color:var(--muted);margin-bottom:6px}
input,select{width:100%;padding:10px;border-radius:10px;border:1px solid #223;background:#0b1220;color:var(--text)}
.hint{color:var(--muted);font-size:13px}

.table-wrap{overflow:auto;border:1px solid #1f2937;border-radius:12px}
table{width:100%;border-collapse:collapse;font-size:14px}
thead th{position:sticky;top:0;background:#0b1220;color:#cbd5e1;border-bottom:1px solid #1f2937;padding:10px;white-space:nowrap}
tbody td{padding:10px;border-bottom:1px solid #1f2937;white-space:nowrap}
tbody tr:hover{background:#0c1528}

.note{margin-top:12px;color:#cbd5e1}
.actions-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}

dialog::backdrop{background:rgba(0,0,0,.5)}
dialog{border:none;border-radius:16px;max-width:980px;width:95%;background:#0b1220;color:var(--text)}
.settings-form{padding:12px}
fieldset{border:1px solid #223;border-radius:12px;margin:10px 0;padding:12px}
legend{color:#cbd5e1;font-size:13px;padding:0 6px}
.insumos-grid{display:grid;grid-template-columns:1.4fr 0.8fr 1.2fr;gap:8px;align-items:center}
.insumos-grid .row{display:contents}

.footnote{opacity:.7}
.good{color:var(--good)}
.warn{color:var(--warn)}
.bad{color:var(--bad)}
/* tarjeta soporte */
.support-card{display:flex;align-items:center;gap:12px}
.support-icon{width:48px;height:48px;display:grid;place-items:center;
  border-radius:12px;background:#0b1220;border:1px solid #223;font-size:22px}
.support-copy h3{margin:0 0 4px 0}
.support-copy p{margin:0;color:var(--muted)}

/* FAB WhatsApp */
.fab-wa{
  position:fixed; right:18px; bottom:18px; width:56px; height:56px;
  display:grid; place-items:center; font-size:22px; text-decoration:none;
  background:#22c55e; color:#04100a; border-radius:50%; box-shadow:0 10px 18px rgba(0,0,0,.35);
  border:1px solid #0a4; cursor:pointer
}
.fab-wa:hover{filter:brightness(1.05)}
/* ======= HEADER UNIFICADO GAMMA × LASSERLAB ======= */
.site-header {
  display:flex;
  justify-content:center;
  align-items:center;
  background:#0b1220;
  border-bottom:1px solid #1f2937;
  padding:10px 16px;
  box-shadow:0 2px 10px rgba(0,0,0,.25);
  position:relative;
  z-index:10;
}
.brand {
  text-decoration:none;
  color:var(--text);
}
.brand-logos {
  display:flex;
  align-items:center;
  gap:12px;
}
.brand-logo {
  height:38px;
  width:auto;
  display:block;
  object-fit:contain;
  filter:brightness(1.1);
}
.brand-logo.gamma{
  height:28px; /* opcional: súbelo si quieres más presencia */
  /* brillo + halo blanco (dos sombras para un glow más “suave”) */
  filter: drop-shadow(0 0 6px rgba(255,255,255,.95))
          drop-shadow(0 0 14px rgba(255,255,255,.45))
          brightness(1.12);
}

.brand-logo.lasser {
  height:32px;
}
.brand-divider {
  font-size:22px;
  font-weight:300;
  color:var(--accent);
  margin:0 6px;
}
@media (max-width:480px){
  .site-header { padding:8px; }
  .brand-logo.gamma, .brand-logo.lasser { height:28px; }
  .brand-divider { font-size:18px; }
  .brand-logo.gamma{ height:26px; 
    filter: drop-shadow(0 0 4px rgba(255,255,255,.9))
            drop-shadow(0 0 10px rgba(255,255,255,.35))
            brightness(1.12);
  }
}