/* Inventario Nadico — tema oscuro unificado 2026-04-15
   Paleta: fondo #0f1117, superficies #1a1d27, accent #4f8cff, fuente DM Sans */
:root {
  --bg: #0f1117;
  --surface: #1a1d27;
  --surface2: #232736;
  --border: #2c3040;
  --text: #e6e8ee;
  --muted: #8b90a0;
  --accent: #4f8cff;
  --accent-dim: rgba(79, 140, 255, .15);
  --green: #3ecf8e;
  --orange: #f5a623;
  --red: #ff5c5c;
  --gray: #6b7080;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: 'DM Sans', system-ui, -apple-system, sans-serif;
  min-height: 100vh;
}
a { color: var(--accent); text-decoration: none; }

/* Header — logo en badge blanco (patron 2026-04-29) */
header {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 12px 20px;
  display: flex; align-items: center; gap: 16px; flex-wrap: wrap;
  position: sticky; top: 0; z-index: 10;
}
.logo-badge {
  background: #fff; padding: 6px 12px; border-radius: 8px; height: 32px;
  display: flex; align-items: center;
}
.logo-badge img { height: 20px; }
header h1 { font-size: 18px; font-weight: 600; flex: 1; }
.user-chip { color: var(--muted); font-size: 13px; }
.user-chip b { color: var(--text); }
.rol-tag {
  font-size: 11px; padding: 2px 8px; border-radius: 10px;
  background: var(--accent-dim); color: var(--accent); margin-left: 6px;
}

/* Nav categorias */
nav.cats {
  display: flex; gap: 8px; padding: 12px 20px; flex-wrap: wrap;
  background: var(--bg);
}
nav.cats a {
  padding: 7px 14px; border-radius: 20px; font-size: 14px;
  background: var(--surface); color: var(--text); border: 1px solid var(--border);
  white-space: nowrap;
}
nav.cats a.active, nav.cats a:hover { background: var(--accent-dim); border-color: var(--accent); color: var(--accent); }

main { padding: 20px; max-width: 1300px; margin: 0 auto; }

/* Dashboard cards */
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 14px; margin-bottom: 28px; }
.card {
  background: var(--surface); border: 1px solid var(--border); border-radius: 12px;
  padding: 18px; display: block; transition: border-color .15s;
}
.card:hover { border-color: var(--accent); }
.card .num { font-size: 30px; font-weight: 700; color: var(--accent); }
.card .lbl { color: var(--muted); font-size: 13px; margin-top: 4px; }
.card .ico { font-size: 20px; float: right; opacity: .7; }

/* Tablas */
.table-wrap { overflow-x: auto; background: var(--surface); border: 1px solid var(--border); border-radius: 12px; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th { text-align: left; padding: 12px 14px; color: var(--muted); font-weight: 500; font-size: 12px; text-transform: uppercase; letter-spacing: .5px; border-bottom: 1px solid var(--border); }
td { padding: 11px 14px; border-bottom: 1px solid var(--border); }
tr:last-child td { border-bottom: none; }
tr:hover td { background: var(--surface2); }

/* Badges estado */
.badge { font-size: 12px; padding: 3px 10px; border-radius: 10px; white-space: nowrap; }
.badge.Activo { background: rgba(62,207,142,.15); color: var(--green); }
.badge.Stock { background: var(--accent-dim); color: var(--accent); }
.badge.Reparación { background: rgba(245,166,35,.15); color: var(--orange); }
.badge.Baja { background: rgba(107,112,128,.2); color: var(--gray); }

/* Forms */
.toolbar { display: flex; gap: 10px; margin-bottom: 16px; flex-wrap: wrap; align-items: center; }
input, select, textarea {
  background: var(--surface); border: 1px solid var(--border); border-radius: 8px;
  color: var(--text); padding: 9px 12px; font-size: 14px; font-family: inherit;
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--accent); }
.btn {
  background: var(--accent); color: #fff; border: none; border-radius: 8px;
  padding: 9px 18px; font-size: 14px; cursor: pointer; font-weight: 500; display: inline-block;
}
.btn:hover { filter: brightness(1.1); }
.btn.secondary { background: var(--surface2); border: 1px solid var(--border); color: var(--text); }
.btn.danger { background: transparent; border: 1px solid var(--red); color: var(--red); }

.form-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 14px; background: var(--surface); border: 1px solid var(--border); border-radius: 12px; padding: 22px; }
.form-grid label { display: flex; flex-direction: column; gap: 5px; font-size: 13px; color: var(--muted); }
.form-grid .full { grid-column: 1 / -1; }
.form-actions { margin-top: 18px; display: flex; gap: 10px; }

/* Login */
.login-box { max-width: 360px; margin: 12vh auto; background: var(--surface); border: 1px solid var(--border); border-radius: 14px; padding: 34px; }
.login-box h2 { margin-bottom: 20px; font-weight: 600; }
.login-box form { display: flex; flex-direction: column; gap: 12px; }
.error { color: var(--red); font-size: 13px; margin-bottom: 8px; }
.ok { color: var(--green); font-size: 14px; }

/* Usuarios agrupados */
.user-block { background: var(--surface); border: 1px solid var(--border); border-radius: 12px; padding: 16px 20px; margin-bottom: 14px; }
.user-block h3 { font-size: 15px; font-weight: 600; margin-bottom: 4px; }
.user-block .uname { color: var(--muted); font-size: 13px; font-weight: 400; }
.asset-line { display: flex; gap: 10px; padding: 7px 0; border-bottom: 1px solid var(--border); font-size: 14px; flex-wrap: wrap; align-items: center; }
.asset-line:last-child { border-bottom: none; }
.asset-line .cat-tag { color: var(--muted); font-size: 12px; min-width: 90px; }

h2.page-title { font-size: 20px; font-weight: 600; margin-bottom: 18px; }
.muted { color: var(--muted); }
.count-note { color: var(--muted); font-size: 13px; margin-left: auto; }

/* Responsive: tablas a tarjetas en movil */
@media (max-width: 720px) {
  main { padding: 12px; }
  header h1 { font-size: 15px; }
  .hide-mobile { display: none; }
  th, td { padding: 9px 10px; font-size: 13px; }
}