/* assets/style.css
   Tema principal (light) + soporte dark mode.
   Variables, layout, formularios, tablas, tarjetas, botones.
*/
:root{
  /* palette */
  --bg: #f7faf9;
  --card-bg: #ffffff;
  --primary: #146c43;
  --primary-600: #1b7a4d;
  --primary-700: #0f5a35;
  --muted: #6b7280;
  --text: #111827;
  --border: #e6eef0;
  --success: #059669;
  --danger: #dc2626;

  /* spacing & sizes */
  --radius: 10px;
  --container-width: 1100px;
  --shadow: 0 10px 25px rgba(2,6,23,0.06);
}

/* Dark theme variables */
:root[data-theme="dark"]{
  --bg: #0b1220;
  --card-bg: #071026;
  --primary: #16a34a;
  --primary-600: #16a34a;
  --primary-700: #0f7a33;
  --muted: #9ca3af;
  --text: #e6eef2;
  --border: rgba(255,255,255,0.06);
  --success: #16a34a;
  --danger: #ef4444;
  --shadow: 0 10px 25px rgba(2,6,23,0.6);
}

/* Global layout */
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans";
  background: var(--bg);
  color: var(--text);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  line-height:1.45;
}

/* Container similar to your .container-box but responsive */
.app-container{
  max-width: var(--container-width);
  margin: 28px auto;
  padding: 22px;
}

/* Card */
.card{
  background: var(--card-bg);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  overflow: hidden;
}

/* Header */
.header{
  text-align:center;
  padding: 14px 12px;
}
.header img{ max-width:260px; height:auto; display:block; margin:0 auto 8px; }

/* Box header + body (used in pages) */
.box-header{
  background: linear-gradient(0deg,var(--primary-600),var(--primary));
  color: #fff;
  padding: 12px 16px;
  font-weight:700;
}
.box-body{
  padding: 16px;
}

/* Forms */
.form-row{
  display:flex;
  gap:12px;
  flex-wrap:wrap;
}
.form-group{
  flex:1 1 280px;
  margin-bottom:14px;
}
.form-group label{
  display:block;
  margin-bottom:8px;
  font-weight:600;
  color: var(--primary-700);
}
.form-group small.helper{ display:block; margin-top:6px; color:var(--muted); }

input[type="text"], input[type="email"], input[type="password"], input[type="number"], select, textarea{
  width:100%;
  padding:10px 12px;
  border-radius:8px;
  border:1px solid var(--border);
  background:transparent;
  outline:none;
  transition: box-shadow .12s, border-color .12s;
  font-size:0.98rem;
  color: var(--text);
}
input::placeholder, textarea::placeholder{ color: #9aa4ab; }
input:focus, select:focus, textarea:focus{
  box-shadow: 0 0 0 4px rgba(20,108,67,0.07);
  border-color: var(--primary);
}

/* Checkboxes & radios - nicer */
.form-check{
  display:flex;
  gap:8px;
  align-items:center;
  margin:6px 0;
}
.form-check input[type=checkbox]{
  width:18px; height:18px;
}

/* Buttons */
.btn{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:10px 14px;
  border-radius:10px;
  border:none;
  cursor:pointer;
  font-weight:600;
  text-decoration:none;
}
.btn-primary{
  background:var(--primary);
  color:#fff;
}
.btn-outline{
  background:transparent;
  color:var(--primary);
  border:1px solid var(--primary);
}
.btn:active{ transform: translateY(1px); }
.btn[disabled]{ opacity:.6; cursor:not-allowed; }

/* Utilities */
.text-muted{ color:var(--muted); }
.required::after{ content: " *"; color: var(--danger); margin-left:4px; }

/* Table styles */
.table{
  width:100%;
  border-collapse:collapse;
  font-size:0.95rem;
}
.table th, .table td{
  padding:10px 12px;
  border-bottom:1px solid var(--border);
  text-align:left;
}
.table thead th{
  background: linear-gradient(180deg,var(--primary-600),var(--primary));
  color:#fff;
  font-weight:700;
}
.table tbody tr:hover{
  background: rgba(20,108,67,0.04);
}

/* Responsive improvements for small screens */
@media (max-width: 800px){
  .form-row{ flex-direction:column; }
  .header img{ max-width:200px; }
  .app-container{ padding:12px; margin:16px; }
}

/* Dashboard cards */
.kpi-grid{
  display:grid;
  grid-template-columns: repeat(auto-fit, minmax(200px,1fr));
  gap:12px;
  margin-bottom:14px;
  align-items:stretch;
}
.kpi{
  padding:14px;
  border-radius:10px;
  background:linear-gradient(180deg, rgba(255,255,255,0.03), transparent);
  border:1px solid var(--border);
}
.kpi .label{ font-size:.9rem; color:var(--muted); }
.kpi .value{ font-size:1.6rem; font-weight:800; margin-top:6px; color:var(--primary-700); }

/* small helpers */
.helper-row{ display:flex; gap:8px; align-items:center; justify-content:space-between; margin-bottom:12px; }

/* print friendly */
@media print{
  .no-print{ display:none!important; }
  body{ background:#fff; color:#000; }
}