:root{
  --primary:#00c7ff;
  --secondary:#7c4dff;
  --bg1:#050914;
  --bg2:#0a0f1d;
  --card:#1a2238;
  --text:#e2e8f0;
  --muted:#94a3b8;
  --ok:#00e676;
  --danger:#ff4d6d;
  --border:rgba(0,199,255,0.12);
}

*{box-sizing:border-box;margin:0;padding:0}
body{
  font-family:'Poppins',sans-serif;
  background:linear-gradient(135deg,var(--bg1),var(--bg2));
  color:var(--text);
  min-height:100vh;
}

.topbar{
  position:sticky; top:0; z-index:10;
  display:flex; align-items:center; justify-content:space-between;
  padding:14px 18px;
  background:rgba(10,15,29,.92);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--border);
}

.brand{display:flex;gap:12px;align-items:center}
.logo{
  width:44px;height:44px;border-radius:14px;
  display:grid;place-items:center;
  background:linear-gradient(45deg,var(--primary),var(--secondary));
  color:#050914;
  font-family:'Orbitron',sans-serif;font-weight:700;
  box-shadow:0 12px 25px rgba(0,199,255,.20);
}
.brand-text .title{
  font-family:'Orbitron',sans-serif;
  font-weight:700; letter-spacing:.3px;
}
.brand-text .subtitle{color:var(--muted); font-size:.9rem}

.top-actions{display:flex; gap:10px; flex-wrap:wrap; align-items:center}

.container{max-width:1100px;margin:24px auto;padding:0 16px;display:flex;flex-direction:column;gap:18px}

.card{
  background:var(--card);
  border:1px solid var(--border);
  border-radius:18px;
  padding:18px;
  box-shadow:0 16px 40px rgba(0,0,0,.28);
}

.card-header{display:flex; align-items:baseline; justify-content:space-between; gap:10px; margin-bottom:12px}
.card h2{font-family:'Orbitron',sans-serif; font-size:1.2rem}
.hint{color:var(--muted); font-size:.9rem}

.grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:12px;
  margin:10px 0 14px;
}
.field{display:flex; flex-direction:column; gap:6px}
label{font-size:.9rem; color:#cbd5e1}
input,select,textarea{
  width:100%;
  padding:10px 12px;
  border-radius:12px;
  border:1px solid rgba(255,255,255,.08);
  background:rgba(5,9,20,.55);
  color:var(--text);
  outline:none;
}
input:focus,select:focus,textarea:focus{
  border-color:rgba(0,199,255,.35);
  box-shadow:0 0 0 3px rgba(0,199,255,.12);
}

.split{
  display:grid;
  grid-template-columns: 1.3fr .7fr;
  gap:14px;
  align-items:start;
}

.section-title-row{
  display:flex; align-items:center; justify-content:space-between;
  gap:10px; margin:8px 0 10px;
}
.section-title-row h3{
  font-family:'Orbitron',sans-serif;
  font-size:1.05rem;
  color:var(--primary);
}

.items{display:flex; flex-direction:column; gap:10px; margin-bottom:12px}
.item{
  display:grid;
  grid-template-columns: 28px 1fr 140px 40px;
  gap:10px;
  align-items:center;
  padding:10px;
  border-radius:14px;
  border:1px solid rgba(255,255,255,.06);
  background:rgba(5,9,20,.35);
}
.item input[type="checkbox"]{width:18px;height:18px}
.item .text{display:flex; flex-direction:column; gap:6px}
.item .text input{padding:8px 10px}
.item .obs input{padding:8px 10px}

.signature-box{
  border:1px dashed rgba(0,199,255,.35);
  background:rgba(5,9,20,.35);
  border-radius:16px;
  padding:10px;
}
#signature{
  width:100%;
  height:auto;
  border-radius:12px;
  background:rgba(10,15,29,.65);
  border:1px solid rgba(255,255,255,.06);
  touch-action:none;
}
.signature-hint{color:var(--muted); font-size:.85rem; margin-top:8px}

.btn{
  padding:10px 12px;
  border-radius:12px;
  border:1px solid rgba(255,255,255,.10);
  background:rgba(5,9,20,.35);
  color:var(--text);
  cursor:pointer;
  transition:.2s transform, .2s box-shadow, .2s border-color;
}
.btn:hover{transform:translateY(-1px); border-color:rgba(0,199,255,.25); box-shadow:0 10px 22px rgba(0,199,255,.12)}
.btn.small{padding:8px 10px; font-size:.9rem}
.btn.ghost{background:transparent}
.btn.primary{
  background:linear-gradient(90deg,var(--primary),var(--secondary));
  color:#050914;
  border:0;
  font-weight:700;
}
.btn.danger{background:rgba(255,77,109,.12); border-color:rgba(255,77,109,.25); color:#ffd1da}
.btn.danger:hover{box-shadow:0 10px 22px rgba(255,77,109,.12)}

.file-label{position:relative; overflow:hidden}
.file-label input[type="file"]{
  position:absolute; inset:0;
  opacity:0; cursor:pointer;
}

.save-row{display:flex; align-items:center; gap:12px; margin-top:12px}
.status{color:var(--muted); font-size:.9rem}
.status.ok{color:var(--ok)}
.status.err{color:var(--danger)}

.history-controls{
  display:flex; gap:10px; align-items:center;
  margin:10px 0 12px;
}
.history{display:flex; flex-direction:column; gap:10px}
.hrow{
  display:flex; justify-content:space-between; align-items:center;
  gap:10px;
  padding:12px;
  border-radius:14px;
  border:1px solid rgba(255,255,255,.06);
  background:rgba(5,9,20,.35);
  cursor:pointer;
}
.hrow:hover{border-color:rgba(0,199,255,.25)}
.hmeta{display:flex; flex-direction:column; gap:2px}
.hmeta .main{font-weight:600}
.hmeta .sub{color:var(--muted); font-size:.9rem}
.badge{
  padding:6px 10px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.10);
  color:#cbd5e1;
  font-size:.85rem;
}

.footer{max-width:1100px;margin:0 auto;padding:18px 16px;color:var(--muted);font-size:.9rem}

.modal{
  position:fixed; inset:0;
  background:rgba(0,0,0,.55);
  display:none;
  align-items:center;
  justify-content:center;
  padding:16px;
}
.modal[aria-hidden="false"]{display:flex}
.modal-content{
  width:min(860px,100%);
  background:var(--card);
  border:1px solid var(--border);
  border-radius:18px;
  box-shadow:0 26px 70px rgba(0,0,0,.45);
  overflow:hidden;
}
.modal-header, .modal-footer{
  display:flex; align-items:center; justify-content:space-between;
  gap:10px;
  padding:14px 16px;
  border-bottom:1px solid rgba(255,255,255,.06);
}
.modal-footer{border-bottom:0;border-top:1px solid rgba(255,255,255,.06)}
.modal-body{padding:16px;color:#e5e7eb}
.modal-body ul{margin-left:18px; margin-top:10px}
.modal-body li{margin:6px 0}
pre{
  white-space:pre-wrap;
  word-break:break-word;
  background:rgba(5,9,20,.35);
  border:1px solid rgba(255,255,255,.06);
  padding:12px; border-radius:14px;
}

@media (max-width: 980px){
  .grid{grid-template-columns:repeat(2,1fr)}
  .split{grid-template-columns:1fr}
}
@media print{
  .topbar, .footer, .top-actions, .history-controls, #btnClearAll, .modal{display:none !important;}
  body{background:#fff;color:#000}
  .card{box-shadow:none;border:1px solid #ddd}
}