:root {
  --azul-950: #0B2233;
  --azul-900: #0F2C3F;
  --azul-800: #163C54;
  --acento: #14B8A6;
  --acento-oscuro: #0D9488;
  --grafito-300: #B0A6A5;
  --texto-claro: #E7EEF2;
  --rojo: #DC2626;
  --verde: #16A34A;
  --fondo: #F3F5F7;
}

* { box-sizing: border-box; }

body {
  font-family: "Segoe UI", Arial, sans-serif;
  background-color: var(--fondo);
  margin: 0;
  color: #1F2933;
}

.app-wrapper { display: flex; min-height: 100vh; }

.sidebar {
  width: 250px;
  background-color: var(--azul-900);
  color: var(--texto-claro);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
}

.sidebar .brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 20px 18px;
  border-bottom: 1px solid var(--azul-800);
}

.sidebar .brand .logo-triangle {
  width: 26px; height: 26px;
  background: linear-gradient(135deg, var(--acento), var(--acento-oscuro));
  clip-path: polygon(50% 0%, 0% 100%, 100% 100%);
}

.sidebar .brand span {
  font-weight: 600;
  font-size: 15px;
  line-height: 1.2;
}

.sidebar nav { flex: 1; padding: 14px 0; overflow-y: auto; }

.sidebar .nav-group-title {
  text-transform: uppercase;
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--grafito-300);
  padding: 14px 18px 6px;
}

.sidebar a.nav-link {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--texto-claro);
  text-decoration: none;
  padding: 10px 18px;
  font-size: 14px;
  opacity: .9;
  border-left: 3px solid transparent;
}

.sidebar a.nav-link:hover,
.sidebar a.nav-link.active {
  background-color: var(--azul-800);
  border-left-color: var(--acento);
  opacity: 1;
}

.sidebar .user-box {
  padding: 14px 18px;
  border-top: 1px solid var(--azul-800);
  font-size: 13px;
}

.sidebar .user-box a {
  color: var(--acento);
  text-decoration: none;
}

.main-content { flex: 1; padding: 26px 32px; }

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
}

.topbar h1 { font-size: 22px; margin: 0; }

.card {
  background: #fff;
  border-radius: 10px;
  padding: 20px;
  box-shadow: 0 1px 3px rgba(0,0,0,.08);
  margin-bottom: 20px;
}

.stat-card {
  background: #fff;
  border-radius: 10px;
  padding: 18px 20px;
  box-shadow: 0 1px 3px rgba(0,0,0,.08);
  border-left: 4px solid var(--acento);
}
.stat-card .stat-value { font-size: 26px; font-weight: 700; color: var(--azul-900); }
.stat-card .stat-label { font-size: 13px; color: #667; margin-top: 4px; }

.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

table.table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
table.table th {
  text-align: left;
  background-color: var(--azul-900);
  color: var(--texto-claro);
  padding: 10px 12px;
  position: sticky;
  top: 0;
}
table.table td {
  padding: 8px 12px;
  border-bottom: 1px solid #E5E7EB;
}
table.table tbody tr:hover { background-color: #F0FDFA; }

.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
}
.badge-verde { background: #DCFCE7; color: var(--verde); }
.badge-rojo { background: #FEE2E2; color: var(--rojo); }
.badge-gris { background: #E5E7EB; color: #4B5563; }

.btn {
  display: inline-block;
  padding: 8px 16px;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  border: none;
  cursor: pointer;
}
.btn-primary { background-color: var(--acento); color: #fff; }
.btn-primary:hover { background-color: var(--acento-oscuro); }
.btn-secondary { background-color: #E5E7EB; color: #374151; }
.btn-secondary:hover { background-color: #D1D5DB; }
.btn-danger { background-color: var(--rojo); color: #fff; }
.btn-sm { padding: 4px 10px; font-size: 12px; }

.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-weight: 600; margin-bottom: 6px; font-size: 14px; }
.form-control {
  width: 100%;
  padding: 9px 12px;
  border: 1px solid #D1D5DB;
  border-radius: 6px;
  font-size: 14px;
}
.form-control:focus { outline: none; border-color: var(--acento); box-shadow: 0 0 0 3px rgba(20,184,166,.15); }
.text-danger { color: var(--rojo); font-size: 13px; }

.alert { padding: 12px 16px; border-radius: 8px; margin-bottom: 18px; font-size: 14px; }
.alert-success { background: #DCFCE7; color: #166534; }
.alert-error { background: #FEE2E2; color: #991B1B; }

.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--azul-950), var(--azul-800));
}
.login-box {
  background: #fff;
  padding: 40px;
  border-radius: 12px;
  width: 100%;
  max-width: 380px;
  box-shadow: 0 10px 30px rgba(0,0,0,.25);
}
.login-box .logo-triangle {
  width: 40px; height: 40px;
  background: linear-gradient(135deg, var(--acento), var(--acento-oscuro));
  clip-path: polygon(50% 0%, 0% 100%, 100% 100%);
  margin: 0 auto 14px;
}
.login-box h2 { text-align: center; margin-bottom: 24px; color: var(--azul-900); }

.grid-input-produccion input {
  width: 80px;
  padding: 5px 6px;
  border: 1px solid #D1D5DB;
  border-radius: 4px;
  text-align: right;
}
.tabla-produccion { font-size: 13px; }
.tabla-produccion th { white-space: nowrap; }
.resumen-cuadre { display: flex; gap: 20px; flex-wrap: wrap; margin-top: 16px; }