*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --primary:   #2563eb;
  --primary-h: #1d4ed8;
  --danger:    #dc2626;
  --warning:   #d97706;
  --success:   #16a34a;
  --gray-50:   #f8fafc;
  --gray-100:  #f1f5f9;
  --gray-200:  #e2e8f0;
  --gray-400:  #94a3b8;
  --gray-600:  #475569;
  --gray-800:  #1e293b;
  --sidebar-w: 220px;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--gray-100);
  color: var(--gray-800);
  display: flex;
  min-height: 100vh;
}

/* ── SIDEBAR ── */
:root { --sidebar-w: 240px; }

.sidebar {
  width: var(--sidebar-w);
  background: #0f172a;
  color: #fff;
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0; left: 0;
  height: 100vh;
  z-index: 100;
  overflow-y: auto;
}

.logo {
  padding: 20px 18px 16px;
  font-size: 1.1rem;
  font-weight: 700;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.sidebar-nav { flex: 1; padding: 8px 0 16px; }

/* Módulo header */
.nav-module {
  margin-top: 4px;
}

.nav-module-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 18px 6px;
  cursor: pointer;
  user-select: none;
}

.nav-module-label {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #64748b;
}

.nav-module-arrow {
  font-size: 0.65rem;
  color: #475569;
  transition: transform 0.2s;
}

.nav-module.collapsed .nav-module-arrow { transform: rotate(-90deg); }
.nav-module.collapsed .nav-module-items { display: none; }

.nav-module-items { list-style: none; }

.nav-link {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 9px 18px 9px 28px;
  color: #94a3b8;
  text-decoration: none;
  font-size: 0.875rem;
  transition: background 0.15s, color 0.15s;
  border-radius: 0;
}

.nav-link:hover, .nav-link.active {
  background: rgba(255,255,255,0.07);
  color: #fff;
}

.nav-link.active {
  border-left: 3px solid var(--primary);
  padding-left: 25px;
}

.nav-link .icon { font-size: 1rem; width: 18px; text-align: center; }

/* ── CONTENT ── */
.content {
  margin-left: var(--sidebar-w);
  flex: 1;
  padding: 32px;
  max-width: 1200px;
}

.page { display: none; }
.page.active { display: block; }

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

.page-header h1 {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--gray-800);
}

/* ── STATS ── */
.stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 24px;
}

.stat-card {
  background: #fff;
  border-radius: 12px;
  padding: 20px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.08);
  text-align: center;
}

.stat-card .stat-num {
  font-size: 2.2rem;
  font-weight: 800;
  line-height: 1;
}

.stat-card .stat-label {
  font-size: 0.8rem;
  color: var(--gray-600);
  margin-top: 4px;
}

.stat-card.rojo   .stat-num { color: var(--danger); }
.stat-card.naranja .stat-num { color: var(--warning); }
.stat-card.verde  .stat-num { color: var(--success); }
.stat-card.azul   .stat-num { color: var(--primary); }

/* ── FILTROS ── */
.filtros {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.filtro-btn {
  padding: 6px 16px;
  border-radius: 20px;
  border: 1px solid var(--gray-200);
  background: #fff;
  cursor: pointer;
  font-size: 0.85rem;
  color: var(--gray-600);
  transition: all 0.15s;
}

.filtro-btn.active, .filtro-btn:hover {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

/* ── TABLA ── */
.tabla-wrap {
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.08);
  overflow: hidden;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th {
  background: var(--gray-50);
  padding: 12px 16px;
  text-align: left;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--gray-600);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 1px solid var(--gray-200);
}

td {
  padding: 12px 16px;
  font-size: 0.9rem;
  border-bottom: 1px solid var(--gray-100);
  vertical-align: middle;
}

tr:last-child td { border-bottom: none; }
tr:hover td { background: var(--gray-50); }

/* ── BADGES ESTADO ── */
.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
}

.badge-rojo    { background: #fee2e2; color: var(--danger); }
.badge-naranja { background: #fef3c7; color: var(--warning); }
.badge-verde   { background: #dcfce7; color: var(--success); }
.badge-azul    { background: #dbeafe; color: var(--primary); }
.badge-gris    { background: var(--gray-200); color: var(--gray-600); }

/* ── BOTONES ── */
.btn {
  padding: 9px 18px;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  font-size: 0.875rem;
  font-weight: 600;
  transition: background 0.15s, opacity 0.15s;
}

.btn-primary   { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-h); }
.btn-secondary { background: var(--gray-200); color: var(--gray-800); }
.btn-secondary:hover { background: var(--gray-400); color: #fff; }
.btn-danger    { background: var(--danger); color: #fff; }
.btn-sm        { padding: 5px 12px; font-size: 0.8rem; }
.btn-link      { background: none; color: var(--primary); text-decoration: underline; padding: 0; }

/* ── SCAN ── */
.scan-container { max-width: 640px; }

.scan-box {
  background: #fff;
  border-radius: 12px;
  padding: 24px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.08);
  margin-bottom: 20px;
}

.scan-box label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--gray-600);
  margin-bottom: 8px;
}

.input-scan {
  width: 100%;
  padding: 14px 16px;
  font-size: 1.1rem;
  border: 2px solid var(--gray-200);
  border-radius: 8px;
  outline: none;
  transition: border-color 0.15s;
}

.input-scan:focus { border-color: var(--primary); }

.scan-resultado {
  background: #fff;
  border-radius: 12px;
  padding: 24px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.08);
}

.producto-card { margin-bottom: 24px; }

.producto-info h2 {
  font-size: 1.3rem;
  font-weight: 700;
  margin: 8px 0 4px;
}

.lotes-actuales {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--gray-200);
}

.lotes-actuales h4 {
  font-size: 0.85rem;
  color: var(--gray-600);
  margin-bottom: 8px;
}

.lote-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--gray-100);
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 0.82rem;
  margin: 3px;
}

.lote-chip button {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--gray-400);
  font-size: 0.8rem;
  padding: 0;
}

.agregar-lote-form {
  border-top: 1px solid var(--gray-200);
  padding-top: 20px;
}

.agregar-lote-form h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 16px;
}

/* ── FORMULARIOS ── */
.form-row {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex: 1;
  min-width: 160px;
}

.form-group label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--gray-600);
}

.input {
  padding: 9px 12px;
  border: 1px solid var(--gray-200);
  border-radius: 8px;
  font-size: 0.9rem;
  outline: none;
  transition: border-color 0.15s;
}

.input:focus { border-color: var(--primary); }
.input-search { width: 300px; }

.form-card {
  background: #fff;
  border-radius: 12px;
  padding: 24px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.08);
  margin-bottom: 20px;
}

.form-card h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 16px;
}

.form-actions {
  display: flex;
  gap: 10px;
}

/* ── INFO BOX ── */
.info-box {
  background: #dbeafe;
  color: #1e40af;
  border-radius: 8px;
  padding: 12px 16px;
  font-size: 0.875rem;
  margin-bottom: 20px;
}

/* ── ALERTAS ── */
.alerta {
  padding: 14px 18px;
  border-radius: 8px;
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  gap: 12px;
}

.alerta-error { background: #fee2e2; color: var(--danger); }

/* ── TOAST ── */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: var(--gray-800);
  color: #fff;
  padding: 12px 20px;
  border-radius: 8px;
  font-size: 0.9rem;
  z-index: 999;
  box-shadow: 0 4px 12px rgba(0,0,0,0.2);
  transition: opacity 0.3s;
}

.toast.oculto { opacity: 0; pointer-events: none; }

/* ── UTILS ── */
.oculto { display: none !important; }
.texto-gris { color: var(--gray-600); font-size: 0.85rem; }
.texto-rojo   { color: var(--danger); }
.texto-naranja { color: var(--warning); }
.texto-verde  { color: var(--success); }
.mt-8 { margin-top: 8px; }
.texto-vacio {
  text-align: center;
  color: var(--gray-400);
  padding: 40px;
  font-size: 0.9rem;
}

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
  .sidebar { width: 60px; }
  .logo-text, .nav-link span:not(.icon) { display: none; }
  .content { margin-left: 60px; padding: 16px; }
  .stats-row { grid-template-columns: 1fr 1fr; }
}

/* ── ALERTA MAÑANA ── */
.alerta-manana {
  background: #fff7ed;
  border: 1px solid #fed7aa;
  border-left: 4px solid var(--warning);
  border-radius: 10px;
  padding: 14px 18px;
  margin-bottom: 20px;
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.9rem;
  color: #92400e;
}

.alerta-manana-icono { font-size: 1.3rem; line-height: 1.2; }

.alerta-manana-lista {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 6px;
}

.chip-producto {
  display: inline-block;
  background: #fff;
  border: 1px solid #fed7aa;
  border-radius: 20px;
  padding: 2px 10px;
  font-size: 0.8rem;
}

.chip-producto em { color: #b45309; font-style: normal; }

/* ── CONTROLES DASHBOARD ── */
.controles-dashboard {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 16px;
}

.filtros-extras {
  display: flex;
  gap: 10px;
  align-items: center;
}

.select-sm {
  padding: 6px 12px;
  font-size: 0.85rem;
  min-width: 160px;
}

/* ── GONDOLA STATUS ── */
.gondola-ok {
  margin-right: 6px;
}

/* ── DEVOLUCIÓN A PROVEEDOR TOGGLE ── */
.devolucion-toggle {
  margin-top: 16px;
  padding: 12px 16px;
  background: #fff8f0;
  border: 1px solid #fed7aa;
  border-radius: 8px;
}

.toggle-label {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  font-weight: 500;
}

.toggle-label input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--warning);
  cursor: pointer;
}

.toggle-label small {
  display: block;
  font-weight: 400;
  font-size: 0.8rem;
  margin-left: 28px;
  margin-top: 2px;
}

.toggle-label {
  flex-wrap: wrap;
}

/* ── DATOS PROVEEDORES ── */
.link-wpp {
  color: #16a34a;
  text-decoration: none;
  font-weight: 500;
}
.link-wpp:hover { text-decoration: underline; }

.obs-cell {
  max-width: 280px;
  font-size: 0.85rem;
  white-space: pre-wrap;
  word-break: break-word;
}

/* ── SIDEBAR USER ── */
.sidebar-user {
  padding: 12px 16px;
  border-top: 1px solid rgba(255,255,255,0.1);
  margin-top: auto;
}
.sidebar-user-nombre {
  font-size: 0.9rem;
  font-weight: 600;
  color: #fff;
}
.sidebar-user-turno {
  font-size: 0.75rem;
  color: #94a3b8;
  margin-top: 2px;
}

/* ── CHIP TURNO (en dashboard y historial) ── */
.chip-turno {
  display: inline-block;
  background: #e0f2fe;
  color: #0369a1;
  font-size: 0.72rem;
  font-weight: 600;
  padding: 2px 7px;
  border-radius: 99px;
  margin-right: 4px;
  white-space: nowrap;
}

/* ── HEADERS ORDENABLES ── */
.th-sort {
  cursor: pointer;
  user-select: none;
  white-space: nowrap;
}
.th-sort:hover { background: #e2e8f0; }
.th-sort-activo { color: var(--primary); background: #eff6ff; }

/* ── DATE PICKER GRANDE ── */
.input-fecha-grande {
  font-size: 1.1rem;
  padding: 10px 14px;
  cursor: pointer;
  min-width: 200px;
}

/* ── FILA DE FILTROS INLINE ── */
.tr-filtros td {
  background: #f8fafc;
  padding: 4px 6px;
  border-bottom: 2px solid var(--gray-200);
}
.filtro-col {
  width: 100%;
  padding: 4px 8px;
  font-size: 0.8rem;
  border: 1px solid var(--gray-200);
  border-radius: 6px;
  background: #fff;
  color: var(--gray-800);
  outline: none;
}
.filtro-col:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 2px rgba(37,99,235,0.15);
}