:root{
  --bg:#eef1f6;
  --card:#ffffff;
  --panel:#fbfcfe;
  --ink:#1c2331;
  --muted:#64748b;
  --line:#e2e8f0;
  --primary:#1e3a5f;
  --primary-2:#152a45;
  --accent:#e8a020;
  --accent-2:#c98510;
  --danger:#c0392b;
  --ok:#1f9d55;
  --shadow:0 4px 20px rgba(15,30,60,.08);
  --radius:10px;
  --radius-sm:6px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;height:100%}
body{
  font-family:'Segoe UI',Roboto,-apple-system,Helvetica,Arial,sans-serif;
  background:var(--bg); color:var(--ink); font-size:14px;
}
h1,h2,h3,h4{margin:0}
button{font-family:inherit}

/* ---------- Scrollbars elegantes ---------- */
::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{
  background:#c7d0dc; border-radius:10px;
  border:2px solid transparent; background-clip:padding-box;
  transition: background 0.2s;
}
::-webkit-scrollbar-thumb:hover{
  background:#94a3b8; background-clip:padding-box;
  border:2px solid transparent;
}
::-webkit-scrollbar-corner{background:transparent}
*{scrollbar-width:thin;scrollbar-color:#c7d0dc transparent}

/* ---------- Header ---------- */
.app-header{
  display:flex;align-items:center;justify-content:space-between;
  padding:10px 22px;background:#fff;border-bottom:1px solid var(--line);
  position:sticky;top:0;z-index:50;box-shadow:0 1px 3px rgba(0,0,0,.03);
  gap:12px;
}
.brand{display:flex;align-items:center;gap:14px;min-width:0}
.brand-logo{width:48px;height:48px;object-fit:contain;border-radius:10px;flex-shrink:0}
.brand-text{min-width:0}
.brand h1{font-size:15px;color:var(--primary);letter-spacing:.2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.brand p{margin:2px 0 0;font-size:11px;color:var(--muted);letter-spacing:.3px}
.header-actions{display:flex;gap:8px;flex-wrap:wrap}

/* ---------- SVG icons ---------- */
.ico{
  width:14px;height:14px;
  fill:none;stroke:currentColor;stroke-width:2;
  stroke-linecap:round;stroke-linejoin:round;
  vertical-align:-2px;flex-shrink:0;
}
.acc-head .ico-wrap{
  display:inline-flex;align-items:center;justify-content:center;
  width:24px;height:24px;border-radius:6px;
  background:rgba(30,58,95,.08);color:var(--primary);
  margin-right:9px;flex-shrink:0;
  transition: background 0.2s;
}

/* ---------- Buttons (Con más vida) ---------- */
.btn{
  display:inline-flex;align-items:center;gap:6px;
  border:1px solid transparent;border-radius:var(--radius-sm);
  padding:8px 13px;font-size:12.5px;font-weight:600;cursor:pointer;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);background:#f1f5f9;color:var(--ink);
  white-space:nowrap;
}
.btn:hover{transform:translateY(-2px); box-shadow: 0 4px 12px rgba(0,0,0,0.15)}
.btn:active{transform:translateY(0); box-shadow: none}
.btn.primary{background:var(--primary);color:#fff}
.btn.primary:hover{background:var(--primary-2); box-shadow: 0 4px 12px rgba(30,58,95,0.4)}
.btn.accent{background:var(--accent);color:#fff}
.btn.accent:hover{background:var(--accent-2); box-shadow: 0 4px 12px rgba(232,160,32,0.4)}
.btn.ghost{background:transparent;border-color:var(--line);color:var(--ink)}
.btn.ghost:hover{background:#f1f5f9; border-color:var(--primary); color:var(--primary)}
/* BOTÓN ROJO CORREGIDO */
.btn.danger{background:var(--danger) !important;color:#fff !important; border-color: transparent !important;}
.btn.danger:hover{background:#a93226 !important; box-shadow: 0 4px 12px rgba(192,57,43,0.4)}
.btn.small{padding:5px 10px;font-size:11.5px}
.btn.block{display:flex;justify-content:center;width:100%;margin-bottom:8px}
.btn .ico{width:13px;height:13px}

/* ---------- Layout ---------- */
.layout{display:grid;grid-template-columns:420px 1fr;height:calc(100vh - 69px)}
.panel{overflow-y:auto;padding:16px;background:var(--panel);border-right:1px solid var(--line)}
.preview-wrap{display:flex;flex-direction:column;overflow:hidden;background:#e4e9f1}
.preview-toolbar{
  display:flex;align-items:center;padding:10px 18px;background:#fff;
  border-bottom:1px solid var(--line);gap:12px;
}
.spacer{flex:1}
.doc-badge{
  background:var(--primary);color:#fff;padding:5px 12px;border-radius:20px;
  font-size:11px;font-weight:700;letter-spacing:.6px;
}
.preview-scroll{overflow:auto;padding:24px;display:flex;justify-content:center}

/* ---------- Accordion ---------- */
.acc{background:#fff;border:1px solid var(--line);border-radius:var(--radius);margin-bottom:10px;overflow:hidden; transition: box-shadow 0.2s;}
.acc:hover { box-shadow: 0 4px 12px rgba(0,0,0,0.06); }
.acc-head{
  padding:11px 13px;font-weight:700;font-size:12.5px;cursor:pointer;
  display:flex;align-items:center;background:#f8fafc;
  border-bottom:1px solid transparent; transition: background 0.2s;
}
.acc-head:hover { background: #f1f5f9; }
.acc-head::after{content:"▸";transition:transform 0.2s, color 0.2s;color:var(--muted);margin-left:auto}
.acc.open .acc-head{border-bottom-color:var(--line)}
.acc.open .acc-head::after{transform:rotate(90deg); color: var(--primary)}
.acc-body{padding:14px;display:none}
.acc.open .acc-body{display:block}
.internal-tag{
  background:#fde9c9;color:#8a5a00;font-size:9px;padding:2px 6px;
  border-radius:4px;margin-left:8px;letter-spacing:.5px;font-weight:800;
}

/* ---------- Fields ---------- */
.field{display:block;margin-bottom:10px}
.field span{display:block;font-size:11px;color:var(--muted);margin-bottom:4px;font-weight:600;text-transform:uppercase;letter-spacing:.4px}
.field input,.field select,.field textarea{
  width:100%;padding:8px 10px;border:1px solid var(--line);border-radius:var(--radius-sm);
  font-size:13px;background:#fff;color:var(--ink);outline:none;transition: all 0.2s;
  font-family:inherit;
}
.field input:hover,.field select:hover{border-color:#cbd5e1}
.field input:focus,.field select:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(30,58,95,.1)}
.radio-row{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:10px}
.radio-row label,.check{font-size:12px;display:inline-flex;align-items:center;gap:6px;cursor:pointer;color:var(--ink)}
.check{display:flex;margin-bottom:8px}
.check input,.radio-row input{accent-color:var(--primary); cursor:pointer;}
.hint{font-size:11px;color:var(--muted);margin:6px 0}
.hidden{display:none !important}
.code-chip{background:#eef5fb;border:1px dashed var(--primary);color:var(--primary);padding:6px 10px;border-radius:6px;font-size:12px;text-align:center}

/* ---------- Phases ---------- */
.phases-list{display:grid;gap:5px;margin-top:6px}
.phases-list label{
  font-size:12px;display:flex;gap:6px;align-items:center;
  padding:6px 9px;border:1px solid var(--line);border-radius:5px;
  cursor:pointer;background:#fff;color:var(--ink); transition: all 0.2s;
}
.phases-list label:hover{border-color:var(--primary); background: #f8fafc;}
.phases-list input{accent-color:var(--primary); cursor:pointer;}

/* ---------- Add activity ---------- */
.add-row{display:grid;grid-template-columns:1fr 70px auto;gap:6px;margin-bottom:10px}
.add-row select,.add-row input{padding:8px 8px;border:1px solid var(--line);border-radius:6px;font-size:12px;width:100%; transition: border-color 0.2s;}
.add-row select:hover,.add-row input:hover{border-color:#cbd5e1;}

.items-wrap{max-height:340px;overflow:auto;border:1px solid var(--line);border-radius:6px}
.items-table{width:100%;border-collapse:collapse;font-size:11.5px}
.items-table th{background:#f1f5f9;text-align:left;padding:6px;font-weight:700;color:var(--muted);text-transform:uppercase;font-size:10px;position:sticky;top:0;border-bottom:1px solid var(--line); z-index: 10;}
.items-table td{padding:5px 6px;border-bottom:1px solid #f1f5f9;vertical-align:middle;color:var(--ink); transition: background 0.1s;}
/* HOVER TABLA CORREGIDO PARA MODO CLARO */
.items-table tbody tr:hover td { background: #eef3f8; }
.items-table input[type=number]{width:60px;padding:4px 6px;border:1px solid var(--line);border-radius:4px;font-size:11.5px; transition: border-color 0.2s;}
.items-table input[type=number]:focus { border-color: var(--primary); outline: none; }
.items-table .rm{color:var(--danger);cursor:pointer;background:none;border:none;font-size:14px;font-weight:700; transition: transform 0.2s;}
.items-table .rm:hover { transform: scale(1.3); }
.empty{text-align:center;color:var(--muted);font-size:12px;padding:14px}
.actions{display:flex;flex-direction:column}

/* ---------- Modal ---------- */
.modal{position:fixed;inset:0;background:rgba(10,20,40,.6);z-index:100;display:flex;align-items:center;justify-content:center;padding:20px; opacity: 0; pointer-events: none; transition: opacity 0.3s ease;}
.modal:not(.hidden) { opacity: 1; pointer-events: auto; }
.modal-content{background:#fff;border-radius:var(--radius);max-width:900px;width:100%;max-height:85vh;display:flex;flex-direction:column;box-shadow:0 20px 60px rgba(0,0,0,.3); transform: translateY(20px); transition: transform 0.3s ease;}
.modal:not(.hidden) .modal-content { transform: translateY(0); }
.modal.modal-lg .modal-content{max-width:1200px;max-height:92vh}
.modal.modal-xl .modal-content{max-width:1280px;max-height:94vh; width: 96%;}
.modal-head{display:flex;justify-content:space-between;align-items:center;padding:14px 18px;border-bottom:1px solid var(--line)}
.modal-body{padding:16px 18px;overflow:auto}
.history-table{width:100%;border-collapse:collapse;font-size:12.5px}
.history-table th{background:#f1f5f9;padding:8px;text-align:left;font-size:10.5px;text-transform:uppercase;color:var(--muted);border-bottom:1px solid var(--line)}
.history-table td{padding:8px;border-bottom:1px solid #f1f5f9; transition: background 0.1s;}
.history-table tbody tr:hover td { background: #eef3f8; }
.history-table .row-actions button{padding:4px 8px;font-size:11px;margin-right:3px;border-radius:4px;border:1px solid var(--line);background:#fff;cursor:pointer; transition: all 0.2s;}
.history-table .row-actions button:hover{background:var(--primary); color: #fff; border-color: var(--primary);}

.history-toolbar{ display: flex; align-items: center; margin-bottom: 12px; }
.history-toolbar input[type=search]{
  width: 100%; padding: 10px 14px 10px 38px; border: 1px solid var(--line); border-radius: 8px; font-size: 13px;
  background: #fff url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'><circle cx='11' cy='11' r='8'/><line x1='21' y1='21' x2='16.65' y2='16.65'/></svg>") no-repeat 12px center;
  color: var(--ink); outline: none; transition: all 0.2s;
}
.history-toolbar input[type=search]:focus{ border-color: var(--primary); box-shadow: 0 0 0 3px rgba(30,58,95,.1); }

/* Catálogo admin */
.cat-toolbar{display:flex;gap:8px;align-items:center;margin-bottom:14px;flex-wrap:wrap;padding-bottom:10px;border-bottom:1px solid var(--line)}
.cat-layout{display:grid;grid-template-columns:230px 1fr;gap:14px;min-height:400px}
.cat-side{background:#f8fafc;border:1px solid var(--line);border-radius:8px;padding:8px;display:flex;flex-direction:column;gap:4px;max-height:540px;overflow-y:auto}
.cat-item{display:flex;justify-content:space-between;align-items:center;padding:8px 10px;border-radius:6px;border:1px solid transparent;background:#fff;cursor:pointer;font-size:12.5px;text-align:left;color:var(--ink);font-family:inherit; transition: all 0.2s;}
.cat-item:hover{border-color:var(--line); transform: translateX(2px);}
.cat-item.active{background:var(--primary);color:#fff;font-weight:700; box-shadow: 0 2px 8px rgba(30,58,95,0.3);}
.cat-main{display:flex;flex-direction:column;gap:12px}
.cat-header{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.cat-title{flex:1;min-width:200px;font-size:15px;font-weight:700;color:var(--primary);padding:8px 10px;border:1px solid var(--line);border-radius:6px;background:#fff;font-family:inherit}
.cat-desc{flex:2;min-width:200px;font-size:12.5px;padding:8px 10px;border:1px solid var(--line);border-radius:6px;background:#fff;color:var(--ink);font-family:inherit}
.cat-phases{display:flex;flex-direction:column;gap:12px}
.cat-phase{border:1px solid var(--line);border-radius:8px;padding:10px;background:#fbfcfe}
.cat-phase-head{display:flex;gap:8px;align-items:center;margin-bottom:8px;flex-wrap:wrap}
.cat-phase-head .ph-name{flex:1;min-width:180px;font-size:13px;font-weight:700;padding:6px 8px;border:1px solid var(--line);border-radius:5px;background:#fff;color:var(--primary);font-family:inherit}
.cat-table{width:100%;border-collapse:collapse;font-size:12px}
.cat-table th{text-align:left;padding:5px 6px;font-size:10px;text-transform:uppercase;color:var(--muted);font-weight:700;border-bottom:1px solid var(--line)}
.cat-table td{padding:4px 6px;border-bottom:1px solid #f1f5f9}
.cat-table input{width:100%;padding:5px 7px;border:1px solid var(--line);border-radius:4px;font-size:12px;background:#fff;color:var(--ink);outline:none;font-family:inherit; transition: all 0.2s;}
.cat-table input:focus{border-color:var(--primary);box-shadow:0 0 0 2px rgba(30,58,95,.08)}
.mini-btn{border:1px solid var(--line);background:#fff;color:var(--ink);padding:3px 7px;font-size:11px;border-radius:4px;cursor:pointer;margin-left:3px;font-family:inherit; transition: all 0.2s;}
.mini-btn:hover{background:#f1f5f9}
.mini-btn.danger{color:var(--danger)}
.mini-btn.add{background:transparent;border:1px dashed var(--primary);color:var(--primary);padding:5px 12px;font-size:11.5px;font-weight:600;margin-top:6px}
.mini-btn.add:hover{background:rgba(30,58,95,.06)}
.cat-footer{display:flex;align-items:center;padding-top:12px;margin-top:12px;border-top:1px solid var(--line)}

/* Toast */
.toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);background:#1c2331;color:#fff;padding:12px 22px;border-radius:8px;font-size:13px;z-index:200;box-shadow:0 8px 24px rgba(0,0,0,.3); transition: opacity 0.3s;}